JB/T 10272-2001 General technical requirements for DC servo motors for CNC machine tools
Some standard content:
JB/T10272—2001
DC servo motor is the earliest servo motor used in CNC machine tools, and it is still widely used today. In general, most of them are permanent magnet DC servo motors. The purpose of this standard is to make domestic products approach the international level and guide the production of the industry. This standard is based on the requirements of JB/T88321999 "General Technical Conditions for Digital Control Systems of Machine Tools", the International Electrotechnical Commission IEC60034-1 "Rating and Performance of Rotating Motors" (1996 Edition) and IEC72-1 "Dimensions and Power Levels of Rotating Motors" (1991 Edition), and is compiled with reference to product samples of internationally renowned companies and combined with the production conditions of Chinese enterprises, and is as consistent as possible with the relevant provisions of the above international standards. This standard partially adopts GB/T7345-1994 "Basic Technical Requirements for Controlling Micromotors". This standard is proposed and organized by the National Industrial Automation System and Integration Standardization Technical Committee. The drafting unit of this standard: Beijing Machine Tool Research Institute. The main drafters of this standard are Xie Caizhong and Li Chengzhao. This standard was first issued in June 2001.
This standard is entrusted to Beijing Machine Tool Research Institute for interpretation. 584
1 Scope
Machinery Industry Standard of the People's Republic of China
DC servo motors for CNC machine tools
General technical conditions
General specification for DC servo motorsJB/T 10272—2001
This standard specifies the technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of DC servo motors for CNC machine tools.
This standard applies to DC servo motors for CNC machine tools and similar purposes (hereinafter referred to as motors). 2 Referenced standards
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the versions shown are valid. All standards will be revised, and parties using this standard should explore the possibility of using the latest version of the following standards. GB 755---2000
Ratings and performance of rotating electrical machines (idtEC60034-1:1996) GB/T756--1990 Cylindrical shaft extensions for rotating electrical machines G13/T757:1993 Conical shaft extensions for rotating electrical machines GB/T2423.3---1993 Basic environmental testing procedures for electrical and electronic products Test Ca: Steady-state damp heat test method (eqv1EC 60068-2-3:1984)
G13/T2423.16·1999 Environmental testing for electrical and electronic products Part 2: Test methods (idt IEC 60068-2-10:1988)Www.bzxZ.net
Test" and search rules: Mildew
GB/T2828-1987 Sampling procedures and sampling tables for batch inspection (applicable to inspection of continuous batches)GB42081993 Enclosure protection grade (IP code) (evIEC529:1989)GB/T7345-1994 Basic technical requirements for control micro motorsGB/T7346--1998 Basic shape and structure type of control motorsGB/T10069.11988 Determination method and limit of noise of rotating motors (neq ISO 61680-1: 1986)
GB/T 10405—1989 E
Model naming method for micro-motor control
JB/T8162---1999 Technical conditions for packaging of micro-motor control 3 Definitions
This standard adopts the following definitions.
3. 1. Working area
Noise【Range determination method
Under the condition that the temperature rise of the motor does not exceed the allowable temperature rise, the area where the motor can work for a long time is called the continuous working area; outside the continuous working area, the area where the motor is allowed to run for a short time is called the intermittent working area. The working area is represented by the two-dimensional plane coordinates of torque and speed. 3.2 Rated power
The maximum power that the motor can output in the continuous working area. 3.3 Rated torque
Approved by China Machinery Industry Federation on June 4, 2001 and implemented on October 1, 2001
JB/T10272-2001
The torque when the motor outputs rated power in the continuous working area. 3.4 Rated speed
The maximum speed at which the motor is allowed to operate at rated torque in the continuous working range. Continuous stall torque
The maximum torque that the motor can output when it is stalled in the continuous working range. 3.6 Continuous stall current
The current corresponding to the short-term continuous stall in the continuous working range. Rated voltage
The voltage of the motor corresponding to the rated power of the motor in the continuous working range. 3.8 Maximum torque
The maximum torque that the motor is allowed to output in a short time. 3.9 Maximum speed
The maximum speed that the motor can reach in the continuous working range. 3.10 Back EMF constant
The no-load back EMF value induced by the motor at unit speed. 3.11 Static friction torque
The maximum torque value of the motor at which the torque is applied to the shaft without causing rotation when the motor is not powered. 4 Classification
4.1 Model naming
The model naming of the motor shall be in accordance with the provisions of GB/T10405, and shall consist of the frame number, product name code, performance parameter code and Painiu code.
4.1.1 Frame number
The frame number and its corresponding flange mounting hole center base circle diameter and mounting stop diameter are recommended to be used in accordance with the provisions of Table 1. Table 1
65(70)
130(145)
(200）
Note: The data in brackets can be selected but are not recommended. 586
Flange mounting hole center base circle diameter
65(70)
130(145)
(200)）
JB/T10272-2001
The connection dimensions and tolerances of the motor shall comply with the provisions of GB/T756, GB/T757 and GB/T7346. 4.1.2 Product name code
The product name code is represented by capital Chinese phonetic letters: SZY.-Permanent magnet DC servo motor;
SZT---Separately excited DC servo motor. The feedback element code is represented by the following letters. When the motor is equipped with more than two feedback elements, the order of the element codes is CMX,W:
C—tachometer generator;
M--photoelectric pulse encoder;
X rotary transformer;
position sensor.
When the motor is equipped with a power-off brake, it is represented by the capital Chinese pinyin letter Yi and is located after the feedback element code. 4.1.3 Performance parameter code
The performance parameter code is represented by two digits or Chinese pinyin letters. Its meaning should be explained in the special technical conditions. 4.1.4 Derived code
Derived refers to structural derivation and performance derivation. The derived code is represented by capital Chinese phonetic letters A, B, and C, but the letter "\" shall not be used. Its meaning shall be explained in the special technical conditions. 4.1.5 Model example
Permanent magnet DC servo motor with tachometer generator and brake: 165SZY-CZ01
Derived code
-Performance parameter code
Product name code
-Frame size
4.2 Basic appearance structure and installation type
The installation type of the motor is end stop with flange. The basic shaft extension type of the motor is key The feedback element is installed in the rear cover of the motor. One or more feedback elements can be configured as needed. 5 Technical requirements
5.1 Environmental adaptability
5.1.1 Climate environmental adaptability
The working climate environmental conditions and storage and transportation climate environmental conditions of the motor are shown in Table 2. Table 2
Ambient temperature
Relative humidity
Atmospheric pressure
Working climate conditions
0~40℃
30%~95% (no condensation)
86-~106 kPa
Storage and transportation climate conditions
10~+55℃
95%(400)
86-106 kpa
5.1.2 Altitude
JB/T 10272-—2001
When the altitude does not exceed 1000m, the motor should be able to guarantee various technical indicators. When the altitude exceeds 1000m, the weakening of air cooling effect should be considered. At this time, the design and use should be carried out according to the agreement between the manufacturer and the user. 5.1.3 Vibration and shock
The motor should be able to withstand 6.36, 6.37 vibration and impact tests, after the test, the appearance inspection shall be carried out, and no damage, deformation of parts and loose fasteners are allowed. The motor shall be able to work normally after power is turned on. 5.2 Appearance and assembly quality
5.2.1 Appearance
The surface of the motor shall not be rusted, the coating layer shall not fall off, there shall be no bumps and scratches, the fasteners shall be firmly connected, the markings and the words and contents of the wiring device and the nameplate shall be clear and shall not fall off. 5.2.2 Appearance and installation dimensions
The symbols of the motor appearance and installation dimensions are shown in Figure 1, and the dimensional tolerance shall comply with the provisions of Table 3. L
Motor installation dimensions
The meanings of each dimensional symbol are as follows:
A. The maximum distance between the motor diameter or the two sides; An
The maximum distance from the motor center line to the edge of the outlet box (or other assembly); Note: From the motor shaft extension end, the outlet box should be at the top (bottom) or right side of the motor. B
Flange side length;
Shaft extension diameter:
Shaft extension length from the shaft shoulder;
Total length of the motor;
Flange thickness;
Distance from the flange mating surface to the end face of the motor;M--Flange mounting hole center base circle diameter: NFlange stop diameter
R. Distance from the flange mating surface to the shaft extension shoulder
S--Flange bolt through hole or screw hole diameter: flange stop height.
Confidential number
65(70)
65(70)
(200）
Axial clearance
Basic size
JB/T 10272—2001
Tolerance zone
Limit deviation
.0.011
The axial clearance of the motor shall comply with the provisions of Table 4. Frame size
Axial clearance
5.2.4 Radial runout of shaft extension
100~165
The radial runout of the outer circle matching surface of the motor shaft extension shall comply with the provisions of Table 5. Table 5
Machine frame
Shaft extension radial runout
5.2.5 Coaxiality of mounting mating surface and verticality of mounting mating end surface General
Basic size
The coaxiality of mounting mating surface and verticality of mounting mating end surface of the motor shall comply with the provisions of Table 6: Hole
Limited accuracy
T Most
Machine frame
Coaxiality of mounting mating surface
Verticality of mounting mating end surface
5.3 Wire outlet mode and marking
JB/T 10272—2001
130~215
The wire outlet mode of the power supply terminal and feedback element of the motor is to be led out through the terminal box or plug socket. The terminal should be clearly marked and should comply with the provisions of the special technical conditions. 5.4 Electrical performance requirements
This standard only specifies the electrical performance requirements of the DC servo motor itself. The feedback components installed in the motor shall comply with the requirements of the corresponding standards.
5.4.1 Insulation resistance
Under normal test climate conditions and extreme low temperature conditions specified in special technical conditions, the insulation resistance of the motor armature winding to the housing shall not be less than 20MQ, under specified high temperature conditions, the insulation resistance shall not be less than 5MQ, and the insulation resistance after the damp heat test shall not be less than 1M. The voltage value of the megohmmeter used for insulation resistance inspection shall comply with the provisions of Table 7. Table 7
Test voltage during withstand voltage test
500～1 000
5.4.2 Withstand voltage test
Megohmmeter voltage
The motor winding and the housing shall be able to withstand the test voltage specified in Table 8. There shall be no insulation breakdown or arcing during the withstand voltage test lasting 1 minute, and the leakage current peak value of the winding shall comply with the provisions of Table 9. The insulation resistance shall be measured immediately after the test and shall comply with the provisions of 5.4.1. During factory inspection, the 1-min withstand voltage test may be replaced by a 5-s test, and the test voltage remains unchanged. When the withstand voltage test is repeated, the test voltage shall be 80% of the specified value.
>60～115
>115～220
Frame size
Leakage current peak mA
5.4.3 Static friction torque
55~130
The static friction torque of the motor shall not be greater than the value specified in the special technical conditions. 5.4.4 No-load starting voltage
The no-load starting voltage of the motor shall be specified in the special technical conditions. 590
Test voltage (effective value)
165~~500
5.4.5 No-load current
JB/T 10272--2001
The no-load current of the motor shall be specified in the special technical conditions. 5.4.6 Direction of rotation
The motor can rotate in both positive and negative directions. According to the wiring markings, the rotation direction of the motor shaft is counterclockwise from the motor shaft extension end, and is specified as the positive direction.
5.4.7 Forward and reverse speed difference
When the motor is unloaded and at rated voltage, its forward and reverse speed deviation shall be specified in the special technical conditions. 5.4.8 Rated speed and maximum speed
The maximum steady-state speed of the motor at rated torque in the forward and reverse directions shall not be lower than the value specified in the special technical conditions. The maximum speed in the continuous working area shall be specified in the special technical conditions. 5.4.9 Rated torque
The rated torque of the motor shall be specified in the special technical conditions. 5.4.10 Rated power
The rated power of the motor shall be specified in the special technical conditions. 5.4.11 Continuous stall torque
The continuous stall torque of the motor shall be specified in the special technical conditions. 5.4.12 Continuous stall current
The continuous stall current of the motor shall be specified in the special technical conditions. 5.4.13 Rated voltage
The rated voltage of the motor shall be specified in the special technical conditions. 5.4.14 Maximum torque
The maximum torque of the motor shall be specified in the special technical conditions. 5.4.15 Working area
The working area of the motor consists of the continuous working area and the intermittent working area, which shall be specified in the special technical conditions. 5.4.16 Back-EMF constant
The back-EMF constant of the motor shall be specified in the special technical conditions. 5.4.17 Rotor moment of inertia
The moment of inertia of the motor rotor shall be specified in the special technical conditions. 5.4.18 Electrical time constant
The electrical time constant of the motor shall be specified in the special technical conditions. 5.4.19 Torque fluctuation rate
The torque fluctuation rate of the motor shall be specified in the special technical conditions. 5.4.20 Overspeed
The motor shall be able to withstand a no-load overspeed test of 120% of the maximum speed for 2 minutes. After the test, the rotor shall not have any harmful deformation that affects the performance.
5.4.21 Temperature rise
When the motor windings are working continuously in the continuous working area, the temperature rise of the motor windings shall not exceed the provisions of the special technical conditions. 5.4.22 High and low temperature operation
The motor shall be able to operate continuously and reliably under the working climatic conditions specified in 5.1.1. 5.4.23 High and low temperature storage
The motor shall be able to withstand the storage high and low temperature limit temperature test specified in 5.1.1. After the test, the insulation resistance of the motor under the extreme high and low temperature conditions shall comply with the provisions of 5.4.1, and the motor shall be able to operate normally without load. 5.4.24 Steady damp heat
JB/T 10272-2001
The motor shall be able to withstand a steady damp heat test with a severity level of (40+2)℃ and a relative humidity of 90% to 95% for 96 hours. Before the test, the motor shaft extension and mounting mating surface shall be coated with anti-rust grease. After the test, the insulation resistance measured in the box shall comply with the provisions of 5.4.1. After the motor is taken out of the box, check that there is no obvious deterioration of the surface quality and rust that affects normal operation. 5.4.25 Commutation sparks
When the motor works continuously in the continuous working area, the spark level of the commutator shall be specified in the special technical conditions. 5.4.26 Noise
The maximum noise of the motor shall not exceed 70dB(A), and the specific value shall be specified in the special technical conditions. 5.4.27 Reliability
The reliability of the motor is measured by the mean time between failures (MTBF). The MTBF of the motor (except for parts that are required to be replaced regularly) shall not be less than 10,000h. The specific value shall be specified in the special technical conditions. After the test, check that the rated speed and rated torque of the motor shall comply with the provisions of 5.4.8 and 5.4.9. 5.4.28 Electromagnetic interference
When required by the special technical conditions, the electromagnetic interference of the motor shall comply with 4.31. 5.4.29 Salt spray
When the special technical conditions require, the motor shall be able to withstand a 48h salt spray test. After the test, the motor shall be disassembled for inspection. No part shall have obvious signs of corrosion and destructive deterioration. 5.4.30 Mildew
When the special technical conditions require, the motor shall be able to withstand a 28-day mildew test. After the test, the mildew shall not exceed the level 2 specified in GB/T2423.16.
5.4.31 Protection level of motor housing
The protection level shall be selected in accordance with (GB4208, but shall not be lower than IP54. The specific provisions shall be made in the special technical conditions. The motor must be grounded in accordance with the provisions of 10.1 of GB755-2000 and shall be clearly marked. 5.4.32 Mass
The mass (g) of the motor shall comply with the provisions of the special technical conditions. 6 Test methods
6.1 Test conditions
6.1.1 Atmospheric conditions for normal tests
All tests, unless otherwise specified, shall be carried out under the following climatic conditions: Ambient temperature: 15~35℃;
Relative humidity: 45%~～75%;
Air pressure: 86-~106 kPa.
6.1.2 Standard atmospheric conditions for arbitration tests
When there is a dispute over the test results due to climatic conditions, the test results under the following conditions shall be used as the basis for judging the product: ambient temperature: (20±1)℃;
Relative humidity: 63%~67%;
Air pressure: 86~106kPa.
6.1.3 Standard atmospheric conditions for reference
The reference atmospheric conditions used as the basis for calculation are as follows: ambient temperature: 20℃;
Relative humidity: 65%;
Air pressure: 101.3kPa. | |tt||6.1.4 Power supply for test
JB/T10272--2001
The DC servo unit used as test equipment shall comply with the provisions of the relevant standards. If a DC power supply is used, the ripple factor shall not be greater than 3% of the DC voltage value.
6.1.5 Accuracy of test instruments and meters
Unless otherwise specified, the accuracy of electrical measuring instruments and meters shall not be less than Class 1 during factory inspection and not less than Class 0.5 during type inspection. 6.1.6 Installation of motors
Unless otherwise specified, the motors shall be installed horizontally as shown in Figure 2 or Figure 3 during the test. Standard test bracket. The corresponding dimensions are shown in Table 10 and Table 11.
Heat sink
Insulation board
7×M4-6H
Counterbore 8X90°
Heat sink, sleeve, support material: lead alloy, surface anodized black. M6-6H
Figure 255130 motor standard bracket C
Counterbore 12×90
Counterbore electrical depth 4
Heat sink
Insulation board
4XM4-61I
JB/T10272-—200 1
3×M4-6I
Counterbore 8×90°
Material for heat sink, sleeve and support: aluminum alloy, with black anodized surface. 30
Figure 31Standard support for motors with frame sizes 165~500Table 10Specifications for heat sink dimensions C and E for frames 1055~130Frame size
Frame size
6.2 Appearance inspection
65(70)
165~500Frame size C and E for heat sink dimensions 165
Visual inspection of the motor’s appearance shall comply with the requirements of 5.2.1. 6.3 Check the appearance and installation dimensions
12×90° in countersunk hole
Flow hole 12×90
JB/T 10272-2001
Use a measuring tool that can ensure the dimensional accuracy to check the appearance and installation dimensions of the motor, which shall comply with the provisions of 5.2.2. 6.4 Check the axial clearance
Measure the axial clearance according to the method specified in 5.5 of GB/T7345-1994, which shall comply with the provisions of 5.2.3. Other equivalent methods are allowed to measure.
6.5 Shaft extension radial runout inspection
Measure the shaft extension radial runout according to the method specified in 5.6 of GB/T7345-1994. Its maximum value shall comply with the provisions of 5.2.4. 6.6 Coaxiality of the installation matching surface and verticality of the installation matching end surface inspection According to the methods specified in 5.7 and 5.8 of GB/T7345-1994, the coaxiality of the installation matching surface and the verticality of the installation matching end surface shall comply with the provisions of 5.2.5.
6.7 Inspection of the outlet mode
Inspect the outlet mode and marking of the motor. They shall comply with the provisions of 5.3. 6.8 Insulation resistance test
Select the corresponding megohmmeter according to the provisions of 5.4.1 and measure the insulation resistance value of the motor armature winding to the housing. It shall comply with the provisions of 5.4.1.
6.9 Withstand voltage test
The test uses a high voltage power supply with a frequency of 50Hz, and the power waveform is as sinusoidal as possible. The power supply power and output impedance should be able to ensure that there is no significant waveform distortion and significant voltage change under various loads. The test equipment should be able to distinguish between winding leakage current and surge current. The motor is applied with test voltage according to the provisions of 5.4.2. The voltage value should start from no more than half of the full value of the test voltage, and then increase to the full value evenly or step by step not exceeding 5% of the full value. The time for the voltage to increase from half value to full value should be no less than 10s, and it should be maintained at the full value for 1min. During the entire test process, the voltage peak should not exceed 1.5 times the specified effective value, and the fault indicator should be monitored to determine whether the motor has a breakdown discharge. And monitor the leakage current value, which should comply with the provisions of 5.4.2. At the end of the test, the test voltage should be gradually reduced to zero to avoid surges. After the test, measure the insulation resistance according to 6.8, which should comply with the provisions of 5.4.1. 6.10 Static friction torque test
The motor is not powered, and a torque is applied to the shaft by hanging a magnetic code or other methods. The torque value measured when the motor shaft is about to rotate but does not rotate continuously is the static friction torque of the motor. At least three test positions are selected at random, and a total of six data are measured in the forward and reverse directions. The values should all meet the requirements of 5.4.3.
6.11 No-load starting voltage test
Before the test, the motor is stopped after running for 5 minutes without load. Then the motor armature is located at any starting position, and the armature winding voltage is gradually increased from zero until the voltage at which the motor shaft rotates continuously is the no-load starting voltage. This is done three times in each of the forward and reverse directions, and the maximum value is taken as the no-load starting voltage and should meet the requirements of 5.4.4. 6.12 No-load current test
The motor is running at no load and rated speed, and the no-load current of the motor armature is measured. The maximum value should meet the requirements of 5.4.5. 6.13 Rotation direction test
The motor is wired and powered according to the provisions of 5.3. When the servo unit is given as proof, the rotation direction of the motor shaft shall comply with the provisions of 5.4.6. 6.14 Forward and reverse speed difference test
The motor is run at no load at rated voltage, and the speed in the forward and reverse directions is measured. The difference shall comply with the provisions of 5.4.7. 6.15 Rated speed test and maximum speed test The motor is fixed on the standard test bracket and forms a servo device with the servo unit. The test environment shall not be affected by external auxiliary airflow. The servo unit inputs the rated speed command, and then gradually increases the load to the rated value. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time shall comply with the rated speed specified value of 5.4.8. The servo unit inputs the maximum speed command, and then gradually increases the load to the maximum torque value allowed at the maximum speed. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time shall comply with the maximum speed specified value of 5.4.8.
6.16 Rated torque test1E Atmospheric conditions for normal tests
All tests, unless otherwise specified, shall be conducted under the following climatic conditions: ambient temperature: 15~35℃;
Relative humidity: 45%~～75%;
Air pressure: 86-~106 kPa.
6.1.2 Standard atmospheric conditions for arbitration tests
When there is a dispute over the test results due to climatic conditions, the test results under the following conditions shall be used as the basis for judging the product: ambient temperature: (20±1)℃;
Relative humidity: 63%～67%;
Air pressure: 86~106 kPa.
6.1.3 Standard atmospheric conditions for reference
The reference atmospheric conditions used as the basis for calculation are as follows: ambient temperature: 20℃;
Relative humidity: 65%;
Air pressure: 101.3 kPa.
6.1.4 Power supply for test
JB/T10272--2001
The DC servo unit used as test equipment shall comply with the provisions of the relevant standards. If a DC power supply is used, the ripple factor shall not be greater than the DC voltage value of 3%.
6.1.5 Accuracy of test instruments and meters
Unless otherwise specified, the accuracy of electrical measuring instruments and meters shall not be lower than Class 1 during factory inspection and not lower than Class 0.5 during type inspection. 6.1.6 Installation of motor
Unless otherwise specified, the motor shall be installed horizontally on the standard test bracket shown in Figure 2 or Figure 3 during the test. The corresponding dimensions are shown in Table 10 and Table 11.
Heat sink
Insulation board
7×M4-6H
Counterbore 8X90°
Material of heat sink, sleeve and support: lead alloy, with black anodized surface. M6-6H
Figure 255130 standard bracket C for motor base
Countersink 12×90
Countersink electrical depth 4
Heat sink
Insulation board
4XM4-61I
JB/T10272-—2001
3×M4-6I
Countersink 8×90°
Material for heat sink, sleeve and support: aluminum alloy, surface anodized in black. 30
Figure 3165~500 motor standard bracket table 1055~130 frame heat sink size C and E regulations frame number
frame number
6.2 Appearance inspection
65(70)
165~500 frame heat sink size C and E regulations165
Visual inspection of the motor appearance shall comply with the provisions of 5.2.1. 6.3 Appearance and installation dimension inspection
12×90° in countersunk hole
Flow hole 12×90
JB/T 10272-2001
Use a measuring tool that can ensure the dimensional accuracy requirements to inspect the motor appearance and installation dimensions, which shall comply with the provisions of 5.2.2. 6.4 Axial clearance inspection
Measure the axial clearance in accordance with the method specified in 5.5 of GB/T7345-1994, and it shall comply with the provisions of 5.2.3. Other equivalent methods are allowed to be used for measurement.
6.5 Shaft extension radial runout inspection
Measure the shaft extension radial runout in accordance with the method specified in 5.6 of GB/T7345-1994, and its maximum value shall comply with the provisions of 5.2.4. 6.6 Coaxiality of the mounting surface and verticality of the mounting end surface In accordance with the methods specified in 5.7 and 5.8 of GB/T7345-1994, the coaxiality of the mounting surface and the verticality of the mounting end surface shall comply with the provisions of 5.2.5.
6.7 Outlet mode inspection
Inspect the outlet mode and marking of the motor, and it shall comply with the provisions of 5.3. 6.8 Insulation resistance test
Select the corresponding megohmmeter according to the provisions of 5.4.1, and measure the insulation resistance value of the motor armature winding to the housing. It should comply with the provisions of 5.4.1.
6.9 Withstand voltage test
The test uses a high-voltage power supply with a frequency of 50Hz, and the power waveform is as sinusoidal as possible. The power supply power and output impedance should be able to ensure that there is no significant waveform distortion and significant voltage change under various loads. The test equipment should be able to distinguish between winding leakage current and surge current. The motor is applied with test voltage according to the provisions of 5.4.2. The voltage value should start from no more than half of the full value of the test voltage, and then increase to the full value evenly or step by step not exceeding 5% of the full value. The time for the voltage to increase from half value to full value should be no less than 10s, and it should be maintained at the full value for 1min. During the entire test process, the voltage peak value should not exceed 1.5 times the specified effective value, and the fault indicator should be monitored to determine whether the motor has a through discharge. And monitor the leakage current value, which should comply with the provisions of 5.4.2. At the end of the test, the test voltage should be gradually reduced to zero to avoid surges. After the test, measure the insulation resistance according to 6.8, which should comply with the provisions of 5.4.1. 6.10 Static friction torque test
The motor is not powered on, and a magnetic code or other method is used to apply torque to the shaft. The torque value when the motor shaft is about to rotate but does not rotate continuously is the static friction torque of the motor. At least three test positions are selected at random, and a total of six data are measured in the forward and reverse directions. The values should all comply with the requirements of 5.4.3.
6.11 No-load starting voltage test
Before the test, the motor is stopped after running for 5 minutes without load. Then the motor armature is located at any starting position, and the armature winding voltage is evenly and slowly increased from zero until the voltage at which the motor shaft rotates continuously is the no-load starting voltage. Do it three times in the forward and reverse directions respectively, and take the maximum value as the no-load starting voltage, which should comply with the provisions of 5.4.4. 6.12 No-load current test
The motor is operated at no-load and rated speed, and the no-load current of the motor armature is measured. Its maximum value shall comply with the provisions of 5.4.5. 6.13 Rotation direction test
The motor is wired and powered according to the provisions of 5.3. When the servo unit is given as a proof, the rotation direction of the motor shaft shall comply with the provisions of 5.4.6. 6.14 Forward and reverse speed difference test
The motor is operated at no-load at rated voltage, and the speed in the forward and reverse directions is measured. The difference shall comply with the provisions of 5.4.7. 6.15 Rated speed test and maximum speed test The motor is fixed on the standard test bracket and forms a servo device with the servo unit. The test environment shall not be affected by external auxiliary airflow. The servo unit inputs the rated speed command, and then gradually increases the load to the rated value. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time shall comply with the rated speed specified value of 5.4.8. The servo unit inputs the highest speed command, and then gradually increases the load to the maximum torque value allowed at the highest speed. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time should meet the maximum speed specified in 5.4.8.
6.16 Rated torque test1E Atmospheric conditions for normal tests
All tests, unless otherwise specified, shall be conducted under the following climatic conditions: ambient temperature: 15~35℃;
Relative humidity: 45%~～75%;
Air pressure: 86-~106 kPa.
6.1.2 Standard atmospheric conditions for arbitration tests
When there is a dispute over the test results due to climatic conditions, the test results under the following conditions shall be used as the basis for judging the product: ambient temperature: (20±1)℃;
Relative humidity: 63%～67%;
Air pressure: 86~106 kPa.
6.1.3 Standard atmospheric conditions for reference
The reference atmospheric conditions used as the basis for calculation are as follows: ambient temperature: 20℃;
Relative humidity: 65%;
Air pressure: 101.3 kPa.
6.1.4 Power supply for test
JB/T10272--2001
The DC servo unit used as test equipment shall comply with the provisions of the relevant standards. If a DC power supply is used, the ripple factor shall not be greater than the DC voltage value of 3%.
6.1.5 Accuracy of test instruments and meters
Unless otherwise specified, the accuracy of electrical measuring instruments and meters shall not be lower than Class 1 during factory inspection and not lower than Class 0.5 during type inspection. 6.1.6 Installation of motor
Unless otherwise specified, the motor shall be installed horizontally on the standard test bracket shown in Figure 2 or Figure 3 during the test. The corresponding dimensions are shown in Table 10 and Table 11.
Heat sink
Insulation board
7×M4-6H
Counterbore 8X90°
Material of heat sink, sleeve and support: lead alloy, with black anodized surface. M6-6H
Figure 255130 standard bracket C for motor base
Countersink 12×90
Countersink electrical depth 4
Heat sink
Insulation board
4XM4-61I
JB/T10272-—2001
3×M4-6I
Countersink 8×90°
Material for heat sink, sleeve and support: aluminum alloy, surface anodized in black. 30
Figure 3165~500 motor standard bracket table 1055~130 frame heat sink size C and E regulations frame number
frame number
6.2 Appearance inspection
65(70)
165~500 frame heat sink size C and E regulations165
Visual inspection of the motor appearance shall comply with the provisions of 5.2.1. 6.3 Appearance and installation dimension inspection
12×90° in countersunk hole
Flow hole 12×90
JB/T 10272-2001
Use a measuring tool that can ensure the dimensional accuracy requirements to inspect the motor appearance and installation dimensions, which shall comply with the provisions of 5.2.2. 6.4 Axial clearance inspection
Measure the axial clearance in accordance with the method specified in 5.5 of GB/T7345-1994, and it shall comply with the provisions of 5.2.3. Other equivalent methods are allowed to be used for measurement.
6.5 Shaft extension radial runout inspection
Measure the shaft extension radial runout in accordance with the method specified in 5.6 of GB/T7345-1994, and its maximum value shall comply with the provisions of 5.2.4. 6.6 Coaxiality of the mounting surface and verticality of the mounting end surface In accordance with the methods specified in 5.7 and 5.8 of GB/T7345-1994, the coaxiality of the mounting surface and the verticality of the mounting end surface shall comply with the provisions of 5.2.5.
6.7 Outlet mode inspection
Inspect the outlet mode and marking of the motor, and it shall comply with the provisions of 5.3. 6.8 Insulation resistance test
Select the corresponding megohmmeter according to the provisions of 5.4.1, and measure the insulation resistance value of the motor armature winding to the housing. It should comply with the provisions of 5.4.1.
6.9 Withstand voltage test
The test uses a high-voltage power supply with a frequency of 50Hz, and the power waveform is as sinusoidal as possible. The power supply power and output impedance should be able to ensure that there is no significant waveform distortion and significant voltage change under various loads. The test equipment should be able to distinguish between winding leakage current and surge current. The motor is applied with test voltage according to the provisions of 5.4.2. The voltage value should start from no more than half of the full value of the test voltage, and then increase to the full value evenly or step by step not exceeding 5% of the full value. The time for the voltage to increase from half value to full value should be no less than 10s, and it should be maintained at the full value for 1min. During the entire test process, the voltage peak value should not exceed 1.5 times the specified effective value, and the fault indicator should be monitored to determine whether the motor has a through discharge. And monitor the leakage current value, which should comply with the provisions of 5.4.2. At the end of the test, the test voltage should be gradually reduced to zero to avoid surges. After the test, measure the insulation resistance according to 6.8, which should comply with the provisions of 5.4.1. 6.10 Static friction torque test
The motor is not powered on, and a magnetic code or other method is used to apply torque to the shaft. The torque value when the motor shaft is about to rotate but does not rotate continuously is the static friction torque of the motor. At least three test positions are selected at random, and a total of six data are measured in the forward and reverse directions. The values should all comply with the requirements of 5.4.3.
6.11 No-load starting voltage test
Before the test, the motor is stopped after running for 5 minutes without load. Then the motor armature is located at any starting position, and the armature winding voltage is evenly and slowly increased from zero until the voltage at which the motor shaft rotates continuously is the no-load starting voltage. Do it three times in the forward and reverse directions respectively, and take the maximum value as the no-load starting voltage, which should comply with the provisions of 5.4.4. 6.12 No-load current test
The motor is operated at no-load and rated speed, and the no-load current of the motor armature is measured. Its maximum value shall comply with the provisions of 5.4.5. 6.13 Rotation direction test
The motor is wired and powered according to the provisions of 5.3. When the servo unit is given as a proof, the rotation direction of the motor shaft shall comply with the provisions of 5.4.6. 6.14 Forward and reverse speed difference test
The motor is operated at no-load at rated voltage, and the speed in the forward and reverse directions is measured. The difference shall comply with the provisions of 5.4.7. 6.15 Rated speed test and maximum speed test The motor is fixed on the standard test bracket and forms a servo device with the servo unit. The test environment shall not be affected by external auxiliary airflow. The servo unit inputs the rated speed command, and then gradually increases the load to the rated value. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time shall comply with the rated speed specified value of 5.4.8. The servo unit inputs the highest speed command, and then gradually increases the load to the maximum torque value allowed at the highest speed. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time should meet the maximum speed specified in 5.4.8.
6.16 Rated torque test6 Installation of the motor
Unless otherwise specified, the motor should be installed horizontally on the standard test bracket shown in Figure 2 or Figure 3 during the test. The corresponding dimensions are shown in Table 10 and Table 11.
Heat sink
Insulation board
7×M4-6H
Counterbore 8X90°
Material of heat sink, sleeve and support: lead alloy, with black anodized surface. M6-6H
Figure 255130 standard bracket C for motor base
Countersink 12×90
Countersink electrical depth 4
Heat sink
Insulation board
4XM4-61I
JB/T10272-—2001
3×M4-6I
Countersink 8×90°
Material for heat sink, sleeve and support: aluminum alloy, surface anodized in black. 30
Figure 3165~500 motor standard bracket table 1055~130 frame heat sink size C and E regulations frame number
frame number
6.2 Appearance inspection
65(70)
165~500 frame heat sink size C and E regulations165
Visual inspection of the motor appearance shall comply with the provisions of 5.2.1. 6.3 Appearance and installation dimension inspection
12×90° in countersunk hole
Flow hole 12×90
JB/T 10272-2001
Use a measuring tool that can ensure the dimensional accuracy requirements to inspect the motor appearance and installation dimensions, which shall comply with the provisions of 5.2.2. 6.4 Axial clearance inspection
Measure the axial clearance in accordance with the method specified in 5.5 of GB/T7345-1994, and it shall comply with the provisions of 5.2.3. Other equivalent methods are allowed to be used for measurement.
6.5 Shaft extension radial runout inspection
Measure the shaft extension radial runout in accordance with the method specified in 5.6 of GB/T7345-1994, and its maximum value shall comply with the provisions of 5.2.4. 6.6 Coaxiality of the mounting surface and verticality of the mounting end surface In accordance with the methods specified in 5.7 and 5.8 of GB/T7345-1994, the coaxiality of the mounting surface and the verticality of the mounting end surface shall comply with the provisions of 5.2.5.
6.7 Outlet mode inspection
Inspect the outlet mode and marking of the motor, and it shall comply with the provisions of 5.3. 6.8 Insulation resistance test
Select the corresponding megohmmeter according to the provisions of 5.4.1, and measure the insulation resistance value of the motor armature winding to the housing. It should comply with the provisions of 5.4.1.
6.9 Withstand voltage test
The test uses a high-voltage power supply with a frequency of 50Hz, and the power waveform is as sinusoidal as possible. The power supply power and output impedance should be able to ensure that there is no significant waveform distortion and significant voltage change under various loads. The test equipment should be able to distinguish between winding leakage current and surge current. The motor is applied with test voltage according to the provisions of 5.4.2. The voltage value should start from no more than half of the full value of the test voltage, and then increase to the full value evenly or step by step not exceeding 5% of the full value. The time for the voltage to increase from half value to full value should be no less than 10s, and it should be maintained at the full value for 1min. During the entire test process, the voltage peak value should not exceed 1.5 times the specified effective value, and the fault indicator should be monitored to determine whether the motor has a through discharge. And monitor the leakage current value, which should comply with the provisions of 5.4.2. At the end of the test, the test voltage should be gradually reduced to zero to avoid surges. After the test, measure the insulation resistance according to 6.8, which should comply with the provisions of 5.4.1. 6.10 Static friction torque test
The motor is not powered on, and a magnetic code or other method is used to apply torque to the shaft. The torque value when the motor shaft is about to rotate but does not rotate continuously is the static friction torque of the motor. At least three test positions are selected at random, and a total of six data are measured in the forward and reverse directions. The values should all comply with the requirements of 5.4.3.
6.11 No-load starting voltage test
Before the test, the motor is stopped after running for 5 minutes without load. Then the motor armature is located at any starting position, and the armature winding voltage is evenly and slowly increased from zero until the voltage at which the motor shaft rotates continuously is the no-load starting voltage. Do it three times in the forward and reverse directions respectively, and take the maximum value as the no-load starting voltage, which should comply with the provisions of 5.4.4. 6.12 No-load current test
The motor is operated at no-load and rated speed, and the no-load current of the motor armature is measured. Its maximum value shall comply with the provisions of 5.4.5. 6.13 Rotation direction test
The motor is wired and powered according to the provisions of 5.3. When the servo unit is given as a proof, the rotation direction of the motor shaft shall comply with the provisions of 5.4.6. 6.14 Forward and reverse speed difference test
The motor is operated at no-load at rated voltage, and the speed in the forward and reverse directions is measured. The difference shall comply with the provisions of 5.4.7. 6.15 Rated speed test and maximum speed test The motor is fixed on the standard test bracket and forms a servo device with the servo unit. The test environment shall not be affected by external auxiliary airflow. The servo unit inputs the rated speed command, and then gradually increases the load to the rated value. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time shall comply with the rated speed specified value of 5.4.8. The servo unit inputs the highest speed command, and then gradually increases the load to the maximum torque value allowed at the highest speed. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time should meet the maximum speed specified in 5.4.8.
6.16 Rated torque test6 Installation of the motor
Unless otherwise specified, the motor should be installed horizontally on the standard test bracket shown in Figure 2 or Figure 3 during the test. The corresponding dimensions are shown in Table 10 and Table 11.
Heat sink
Insulation board
7×M4-6H
Counterbore 8X90°
Material of heat sink, sleeve and support: lead alloy, with black anodized surface. M6-6H
Figure 255130 standard bracket C for motor base
Countersink 12×90
Countersink electrical depth 4
Heat sink
Insulation board
4XM4-61I
JB/T10272-—2001
3×M4-6I
Countersink 8×90°
Material for heat sink, sleeve and support: aluminum alloy, surface anodized in black. 30
Figure 3165~500 motor standard bracket table 1055~130 frame heat sink size C and E regulations frame number
frame number
6.2 Appearance inspection
65(70)
165~500 frame heat sink size C and E regulations165
Visual inspection of the motor appearance shall comply with the provisions of 5.2.1. 6.3 Appearance and installation dimension inspection
12×90° in countersunk hole
Flow hole 12×90
JB/T 10272-2001
Use a measuring tool that can ensure the dimensional accuracy requirements to inspect the motor appearance and installation dimensions, which shall comply with the provisions of 5.2.2. 6.4 Axial clearance inspection
Measure the axial clearance in accordance with the method specified in 5.5 of GB/T7345-1994, and it shall comply with the provisions of 5.2.3. Other equivalent methods are allowed to be used for measurement.
6.5 Shaft extension radial runout inspection
Measure the shaft extension radial runout in accordance with the method specified in 5.6 of GB/T7345-1994, and its maximum value shall comply with the provisions of 5.2.4. 6.6 Coaxiality of the mounting surface and verticality of the mounting end surface In accordance with the methods specified in 5.7 and 5.8 of GB/T7345-1994, the coaxiality of the mounting surface and the verticality of the mounting end surface shall comply with the provisions of 5.2.5.
6.7 Outlet mode inspection
Inspect the outlet mode and marking of the motor, and it shall comply with the provisions of 5.3. 6.8 Insulation resistance test
Select the corresponding megohmmeter according to the provisions of 5.4.1, and measure the insulation resistance value of the motor armature winding to the housing. It should comply with the provisions of 5.4.1.
6.9 Withstand voltage test
The test uses a high-voltage power supply with a frequency of 50Hz, and the power waveform is as sinusoidal as possible. The power supply power and output impedance should be able to ensure that there is no significant waveform distortion and significant voltage change under various loads. The test equipment should be able to distinguish between winding leakage current and surge current. The motor is applied with test voltage according to the provisions of 5.4.2. The voltage value should start from no more than half of the full value of the test voltage, and then increase to the full value evenly or step by step not exceeding 5% of the full value. The time for the voltage to increase from half value to full value should be no less than 10s, and it should be maintained at the full value for 1min. During the entire test process, the voltage peak value should not exceed 1.5 times the specified effective value, and the fault indicator should be monitored to determine whether the motor has a through discharge. And monitor the leakage current value, which should comply with the provisions of 5.4.2. At the end of the test, the test voltage should be gradually reduced to zero to avoid surges. After the test, measure the insulation resistance according to 6.8, which should comply with the provisions of 5.4.1. 6.10 Static friction torque test
The motor is not powered on, and a magnetic code or other method is used to apply torque to the shaft. The torque value when the motor shaft is about to rotate but does not rotate continuously is the static friction torque of the motor. At least three test positions are selected at random, and a total of six data are measured in the forward and reverse directions. The values should all comply with the requirements of 5.4.3.
6.11 No-load starting voltage test
Before the test, the motor is stopped after running for 5 minutes without load. Then the motor armature is located at any starting position, and the armature winding voltage is evenly and slowly increased from zero until the voltage at which the motor shaft rotates continuously is the no-load starting voltage. Do it three times in the forward and reverse directions respectively, and take the maximum value as the no-load starting voltage, which should comply with the provisions of 5.4.4. 6.12 No-load current test
The motor is operated at no-load and rated speed, and the no-load current of the motor armature is measured. Its maximum value shall comply with the provisions of 5.4.5. 6.13 Rotation direction test
The motor is wired and powered according to the provisions of 5.3. When the servo unit is given as a proof, the rotation direction of the motor shaft shall comply with the provisions of 5.4.6. 6.14 Forward and reverse speed difference test
The motor is operated at no-load at rated voltage, and the speed in the forward and reverse directions is measured. The difference shall comply with the provisions of 5.4.7. 6.15 Rated speed test and maximum speed test The motor is fixed on the standard test bracket and forms a servo device with the servo unit. The test environment shall not be affected by external auxiliary airflow. The servo unit inputs the rated speed command, and then gradually increases the load to the rated value. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time shall comply with the rated speed specified value of 5.4.8. The servo unit inputs the highest speed command, and then gradually increases the load to the maximum torque value allowed at the highest speed. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time should meet the maximum speed specified in 5.4.8.
6.16 Rated torque test10 Static friction torque test
The motor is not powered, and a torque is applied to the shaft by hanging a magnetic code or other methods. The torque value measured when the motor shaft is about to rotate but does not rotate continuously is the static friction torque of the motor. At least three test positions are selected at random, and a total of six data are measured in the forward and reverse directions. The values should all meet the requirements of 5.4.3.
6.11 No-load starting voltage test
Before the test, the motor is stopped after running for 5 minutes without load. Then the motor armature is located at any starting position, and the armature winding voltage is gradually increased from zero until the voltage at which the motor shaft rotates continuously is the no-load starting voltage. This is done three times in each of the forward and reverse directions, and the maximum value is taken as the no-load starting voltage and should meet the requirements of 5.4.4. 6.12 No-load current test
The motor is running at no load and rated speed, and the no-load current of the motor armature is measured. The maximum value should meet the requirements of 5.4.5. 6.13 Rotation direction test
The motor is wired and powered according to the provisions of 5.3. When the servo unit is given as proof, the rotation direction of the motor shaft shall comply with the provisions of 5.4.6. 6.14 Forward and reverse speed difference test
The motor is run at no load at rated voltage, and the speed in the forward and reverse directions is measured. The difference shall comply with the provisions of 5.4.7. 6.15 Rated speed test and maximum speed test The motor is fixed on the standard test bracket and forms a servo device with the servo unit. The test environment shall not be affected by external auxiliary airflow. The servo unit inputs the rated speed command, and then gradually increases the load to the rated value. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time shall comply with the rated speed specified value of 5.4.8. The servo unit inputs the maximum speed command, and then gradually increases the load to the maximum torque value allowed at the maximum speed. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time shall comply with the maximum speed specified value of 5.4.8.
6.16 Rated torque test10 Static friction torque test
The motor is not powered, and a torque is applied to the shaft by hanging a magnetic code or other methods. The torque value measured when the motor shaft is about to rotate but does not rotate continuously is the static friction torque of the motor. At least three test positions are selected at random, and a total of six data are measured in the forward and reverse directions. The values should all meet the requirements of 5.4.3.
6.11 No-load starting voltage test
Before the test, the motor is stopped after running for 5 minutes without load. Then the motor armature is located at any starting position, and the armature winding voltage is gradually increased from zero until the voltage at which the motor shaft rotates continuously is the no-load starting voltage. This is done three times in each of the forward and reverse directions, and the maximum value is taken as the no-load starting voltage and should meet the requirements of 5.4.4. 6.12 No-load current test
The motor is running at no load and rated speed, and the no-load current of the motor armature is measured. The maximum value should meet the requirements of 5.4.5. 6.13 Rotation direction test
The motor is wired and powered according to the provisions of 5.3. When the servo unit is given as proof, the rotation direction of the motor shaft shall comply with the provisions of 5.4.6. 6.14 Forward and reverse speed difference test
The motor is run at no load at rated voltage, and the speed in the forward and reverse directions is measured. The difference shall comply with the provisions of 5.4.7. 6.15 Rated speed test and maximum speed test The motor is fixed on the standard test bracket and forms a servo device with the servo unit. The test environment shall not be affected by external auxiliary airflow. The servo unit inputs the rated speed command, and then gradually increases the load to the rated value. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time shall comply with the rated speed specified value of 5.4.8. The servo unit inputs the maximum speed command, and then gradually increases the load to the maximum torque value allowed at the maximum speed. Under the condition that the temperature rise of the motor does not exceed the provisions of 5.4.21, the speed measured at this time shall comply with the maximum speed specified value of 5.4.8.
6.16 Rated torque test
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