This part specifies the technical requirements for the manufacture and acceptance of electric fusion external cylindrical machining machines. JB/T 10329.4-2002 Electric fusion external cylindrical machining machines Part 4: Technical conditions JB/T10329.4-2002 Standard download decompression password: www.bzxz.net

1CS25.08099
Machinery Industry Standard of the People's Republic of China
JB/T10329.4—2002
Exlernal cylindrical electrical melting and explosion machines
Part 4: Technical requirements
Exlernal cylindrical electrical melting and explosion machinesPart4：Technical requirementsPublished on 2002-07-16
Implemented on 2002-12-01
Published by the State Economic and Trade Commission of the People's Republic of ChinaForeword
Normative references
General requirements
4 Accessories and 1 tool
Safety protection
6 Add and assemble quality to
General requirements
Heavy basic components
Important guide rail pairs,
Joint surfaces
Machine tool components
........
Assembly of wheels
6.7 Insulation
Machine idle running test
Temperature rise test (routine test)
Movement and operation test
7. 3 Reverse idling operation test (routine test) 7.4 Technical electrical system test,
. Machine load test..
8.1 Maximum load lifting operation test (routine test) 8.2 Long working current test
8.3 Long constant rate test
Physical inspection
First teaching requirements
Requirements for CNC machine parts
Marking and instruction manual
Packaging and transportation
Each vibration test is a routine inspection!
J13/T 10329.4—2002
JR/T10329.4—2002
JB/T10329 Electric Fusion Explosion Plus 1 Machine Tool" is divided into 4 parts: Part 1: Series Model; Part 2: Number; Part 3: Dimensional Inspection; Part 4: Installation.
This part is Part 4 of TB3/T[0329. This part was issued by the China Tailoring Industry Federation and was drafted by the National Technical Committee for Standardization of Special Processing Machine Tools (SACTCI). The drafting units of this part are Suzhou Electric Machine Tool Research Institute, Nantong Electric Fusion Explosion Co., Ltd., and Xinchao Fusion Technology Research Institute. The drafters of this part are Yu Zhisan, Ye Liangcai, Fu Chunsen, Li Sanzhao, and Sun Jie. 1 Scope
Electric fusion machine tools
Part 4: Technical requirements
This part specifies the technical requirements for the inspection and modification of electric fusion machine tools JB/T 10329.42002
This part is used for general purpose electric fusion machine tools with a maximum workpiece diameter of 2mm~16mm. 1. Machine tools: the following are simplified versions of the machines.
? Normative references
1 The references to this part of BT10329 shall prevail over the references to this part. Any subsequent revision (excluding errors, etc.) or revision of the referenced documents with a later date shall not apply to this part. However, it is recommended that you consider whether to use the referenced documents according to the year of establishment of this part. This is the latest version of this document. For any document that is not dated, its latest version shall apply to this part, GB.T19120KK Packaging and storage method indication mark (eg TSO780: 1997 GBT226.:-16 Industrial machinery electrical equipment Part -: General installation technical conditions EC2041: 1992) GRG1-1988 Technical conditions for cutting test machine GBT42391988F Determination of the allowable size of raw rotor flat street quality: cc TSO1940-1: 1986) GB/T 9969.1—1998
General principles for the manual of industrial products
GR/T 1330G—1991
GB13567—1998
Electric charging and punching: Technical requirements for the safety and protection of machinesGB/T 16769—1997
JB/T 55631991
Metal dynamic cutting machine tool sound level dating method (NE1SO/DS230-5.22 Inspection and evaluation of circular surface blood coloring method for metal dynamic machine toolsJBT 8356.1- 1996
JB/T 8356.2—1996
Machine tool packaging technology
Table packaging box
JD.T 8356.31996
Medium and small wooden boxes for packaging of machine tools
1B/74-199 General technical conditions for assembly of cutting machines J/T9875-1999
Determination of the clarity of the metal cutting machine tool with the random technical documents of the cutting machine
JB/T98771999
JB[0208-2000 Operation instructions for processing powder IB/T10329.3·2002 Machine tools for processing outer rings of electroplating Part 3: Accuracy inspection 3||tt ||-Registration requirements
When designing and manufacturing machine tools: The items not specified in this standard shall also comply with the provisions of GB 522G.1-1995 and GB/T90G1-1988.
4 Appendix Knowledge Tools
1.1 Machine tool parts and tools shall be as follows:) Special card:
b Electric gong:
Hua shaft:
JB/T10329.4-2002
d: Disk head:
) Machine tool special iron:
f: Socket wrench.
4.2 The following special items can be supplied with cooperative modification: a) Electrode balance frame:
b) Vibration reduction iron,
5 Safety protection
5.1 The machine tool T zone shall adopt safety protection specifications, and a movable protective cover shall be installed. 5.2 Take necessary measures to suppress the operation. When inspected according to the measurement method specified in GB/T16769-199T, the noise level of the whole machine shall not exceed 8SdB (A>
5.3 The rest shall comply with the relevant regulations of GB13567-199, 6 Processing and assembly quality
6.1 General requirements
6.1.1 The machined surface shall not have rust, flying, sulfur magnetism, uniform damage and other defects, 6.1.2 The cleaning degree of the machine tool shall be inspected according to the internal lamp method specified in IBT9377-1999 . The electrical box and other parts should be tested and inspected monthly. 1. There should be no cutting height, debris and other debris.
6.1.3 The wheel with scale should not exceed 1/20 of the revolution. 6.2 Important basic components
6.2.1 The following basic components (wrong parts or welding parts are required): a) bed:
b) spindle box rest plate slide plate:
: power head box body:
) people.
6.2.2 Heavy parts should be treated to eliminate internal hollow forces. 6.3 Important guide rail pairs
The front body guide rail, rear bed guide rail pair, and dynamic left head guide rail pair are important rails. Wear-resistant construction is adopted. 6.4 Combined with the market
6.4.1 The joint surface between the fine box and the front bed, the joint surface between the head box and the Hu plate is the vertical joint surface, which is also the joint surface of the south platform: the suction and point bed self-reliance, the power head slide plate, the power head slide rail, the seat and the front bed rail are the more important joint surfaces: the joint surface should be in accordance with the 5th competition of T74999 (according to the requirements of the machine tool with reduced accuracy level: 6.4.2 Machine tool return The joint of the cone and the guide sleeve shall be inspected by the color coating method after matching: the length ratio of the single sleeve shall not be less than 85%, and the connection length of 85 shall be close to the large code. The inspection method shall be B5563-199! 6.5 Main parts of machine tools
6.5.1 Lifting machine
6.5.1.1 The main parts of the three machines are:
7) Front and rear bed body
Rear bed body of some machines or wheels:
Moving square head:
Moving square guide:
! Power head lead screw pair.
6.5.1.2 The main parts of the chain are: the burst error and hardness of the lead screw:
b) The straightness and hardness of the guide rail:
The straightness and hardness of the main pull.
6.5.2 Electric fusion power supply
The power supply components are:
Transformer:
5) Viscous flow element:
Relative output cable:
The key items of the electric fusion power supply include:
Transformer capacity and lubrication:
Rectifier element T working current:
c) Cable current:
6.5.3 The qualified rate of key items of machine tool dust components should reach more than 100%.6 Assembly of electric wheel and grinding wheel
JB/T10329.42002
After the assembly of the electric wheel and the grinding wheel, the balance type calibration is carried out, and the balance quality grade is G6.3. The test evaluation method is in accordance with (T2391988).
6.7 The electric wheel channel and the plate should be insulated. When tested at 1500Vd.c, it should comply with the provisions of 20.3 of GB5226.1-1996. 7 Machine tool idling test
7.1 Temperature test (routine test)
The power head with variable speed should run at least 2000 times when operating at the rated speed; the power head with stepless or stepless speed should be operated from the most arbitrary speed to low and medium speed: the operation time of the center and medium speed should not be less than -2, and the operation time at the highest speed should be as short as possible, so that After the moving square head shaft bearing reaches a stable temperature, check its temperature rise: the temperature rise shall not exceed the following regulations: rolling bearing: temperature 70℃, temperature rise 40℃; driving rail bearing: temperature G0Y, temperature 30℃
7.2 Movement and action test
7.2.1 Use a chain, lock or two-way probe to conduct a longitudinal action test on the visual bed: it meets the requirements: a) The slide, bearing, tail seat, motor wheel frame and grinding wheel frame should be flexibly, evenly and smoothly linked in the whole line; the moving parts with locking mechanism should be able to be locked in the normal position; b) The main shaft running smoothly: its actual rotation and feed speed should not exceed 10% of the setting position; the main shaft running test of low, medium and high speed are carried out respectively, and the actual deviation of its rotation speed and feed speed should not exceed 5 of the command value, and they should be stable and reliable.
Mountain power head auxiliary verification reverse a speed, let start, stop including dynamic) test, continuous operation for not less than times, should be able to. Feed mechanism optional and: loss of feed or feed in this speed, but also continuous operation of starting, feeding and stopping actions, less than 7 ohms in the whole line e)
do reverse feed test and fast feed test, each appropriate, reverse direction continuous operation for not less than 7 times, should be able to carry. Use the tail to sit in the whole stroke! Do mobile test, feel stable can be done f
g: the working fluid system is operated at 1.5 times the rated working fluid pressure for soft test, no alarm leakage phenomenon. 1) Increase the handwheel (handwheel: the lifting force shall comply with the provisions of Table 1 of GB13567-1998, the reverse air release amount shall be able to withstand the current requirements. 7.2.2 CNC machine tools use CNC fingers to make the machine tool undergo the following action tests, and their movements shall be flexible and reliable) spindle and sensitive head shall be tested for starting, compensation and speed change; 3
TR/T 10329.4-2002
b) Power head along 71W) low, medium and high feed speed change and forward and reverse feed test: center) Power head: (motor wheel frame, wheel channel) along (center) direction to stop or feed test: other CNC function tests specified in the design. 7.3 Continuous idle operation test (conducting test)
7.3.1 Continuous idle operation test of CNC machine tools at room temperature Simulate the working state to do continuous idle operation test, and do not cause high faults during the operation. The test requirements are as follows: Continuous idle operation time: 16h:
Each cycle time: 15mn:
Each cycle time: lim.
7.3.2 Continuous idle operation test of electrical system High temperature reverse operation test of power supply and CNC system: System working condition: Test requirements are as follows: Temperature: 40℃2℃:
Continuous idle operation time: 48h
7.4 Machine tool electrical system test
The test of machine tool electrical system includes:
a) Machine tool electrical appliance de-energization inspection: After the power is turned on, the operation of each indicator light, display, terminal, contact stick, etc. shall be tested according to the operation procedures specified in the instruction manual, and they shall be correct and reliable. Power supply adaptability test: Test according to the conditions specified in GR/5226.1-155514.3.1. Self-power supply test: Test according to the provisions of the design document, the error should not be less than ten people. Emergency stop: The emergency stop device is activated 5 times, which should comply with the provisions of G1/T5226.1-1996. The continuity, insulation resistance test and endurance test of the grounding voltage drop are carried out in accordance with the provisions of 20.2, 20.3 and 20.4 of GB/T5226.1-1996.
8 Machine tool load test
B.1 Load rate operation test (routine test omitted) The machine tool is required to measure 1 piece, and the spindle is tested at the speed or the specified speed of the setting, which should be stable and reliable. The operation should not be less than 30 minutes.
B.2 Maximum working current test
Carry out a processing test of not less than 30 minutes according to the maximum working current specified in the design documents. If the work is normal and stable, B.3 Maximum melting and explosion test
Carry out the processing test according to the design documents and product specifications. The maximum short circuit should reach the specified value. If the work is normal, the melting and explosion rate is the mass of the material removed per minute (mn), and the formula (1) is calculated to give: Gn PL (R-2) IT....
In the formula;
-melting rate, unit is g/mm:
-workpiece material density, unit is g/mm
length, unit is m:
-test piece radius before processing: unit is m
processing piece radius: unit is m:
lead time, unit is.
The test is repeated three times and the larger value is used as the measurement.
9 Machine tool handle inspection
9.1 Variable speed inspection
9.1.1 The machine tool shall be inspected and tested in accordance with the provisions of JB/T10329.3-2(02)3B/T10329.4-2002
9.1.2 During the inspection, the machine tool shall not be adjusted to affect the performance and accuracy of the machine tool. Otherwise, the affected items shall be re-inspected and adjusted. 9.1.3 The inspection shall be carried out on the whole machine. Except for the parts, components and parts that have no effect on the motion accuracy and performance, the inspection items shall not be removed. 9.2 Requirements for CNC machine tools
CNC machine tools shall also be tested in the minimum setting unit. The test shall be carried out under the following conditions. Test method See Figure 1 for the test results. The test results meet the set requirements:
9.2.1 Inspection tools
Long-term inspection device.
9.22 Test method
The tongue detection device is installed on the inspection semi-standard: move the movable part on the inspection coordinate in the positive (negative) direction at a certain speed to the inspection device, give several small setting units of instructions in the positive direction after stopping, and then stop. Use this position as the pad position, and then give a minimum setting unit instruction in the positive direction every time, give 20 instructions in total, and measure the stop position of each instruction. Confirm the above-mentioned final position, continue to give several minimum setting units of instructions in the same direction, and give several small setting units of instructions in the negative (positive) direction after stopping, and return to the above-mentioned final measurement position. These negative or positive) minimum set unit instructions can be used for fine measurement: then start from the final measurement position on the pier, give the mountain an instruction each time, and give the mountain 20 minimum set unit instructions in total. Return to the original standard and measure the stop position of each finger. The actual movement of these minimum set unit instructions is not guaranteed: see the step number
minimum change to complete the product situation bzxz.net
. These should be carried out in the middle of the stroke and at the 3 positions near the two ends respectively. Calculate the error in accordance with the provisions of 9.2.3, and take the maximum error value of the three-position setting as the required error.
Then conduct the test under the condition of using the pitch compensation concentration: All linear axis sparse inspection
9.2.3 Error calculation method
9.2.3.1 Minimum setting unit error 5. Calculate by formula (2): S, fm
TB/T 10329.42002
L——The actual displacement of a minimum setting unit, in mmli The theoretical displacement of a minimum setting unit instruction, in mm. 9.2.3.2 Minimum setting unit relative error 5 Calculate by formula (3): 20m
Wu:
The sum of the actual displacements of 20 minimum setting unit instructions, in mm. 9.2.3.3 The tolerances shall be as follows:
S.: Factory light:
SI: should not exceed 25%
10 Marking and instruction manual
10.1 The machine tool shall have signs and instructions in accordance with GB/T13306-1991 and JB/T【020R-2000】, such as safety, etc.
10.2 The machine tool packaging and graphic signs shall comply with the regulations of RT191-2000 and JB835G.1-1996. 10.3 The random technical documents of the machine tool shall be prepared in accordance with the regulations of GB/T9969.1-1998 and JB/T5875-1999. The random exchange documents of the electrical system shall be in accordance with GB/T5226.1-1996 regulations. 11 Packaging and transportation
11.1 Packaging
The packaging of the machine tool shall comply with the provisions of TB/T8356.1-~8356.3-1996. The packaging of the machine tool shall be carried out with adhesive to prevent tracing.
112 Transportation vibration test (routine inspection
The packaged machine tool shall be subjected to transportation vibration test according to the requirements of the following items 11.2.1
Vibration test bench test: The machine tool is fixed on the vibration test bench to simulate the automobile input frequency, with a change interval of: Automobile transportation test: The machine tool is fixed in the middle of the automobile, and the automobile enterprise travels at a speed of km/h~, with a minimum speed of h)
luk.
11.2.2 After the test, the appearance and structure of each device shall be inspected and the following requirements shall be met: 1) The outer packaging box shall not be damaged or deformed; 2) The inner packaging parts and components shall not be loose, damaged or displaced; 3) The electrical system (including the digital system) shall be powered on and the electrical system shall be normal. Before the inspection, the system may be properly adjusted. The electric furnace shall not be used.
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