JB/T 10244—2001 This standard specifies the type, dimensions, basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of JPT involute cylindrical gear reducers. This standard applies to JPT involute cylindrical gear reducers. The reducer is mainly used in the building materials industry, and can also be used in the transmission of mechanical equipment in the mining, metallurgy, chemical industry and light industry industries. This standard was first issued in May 2001. JB/T 10244-2001 JPT type reducer JB/T10244-2001 Standard download decompression password: www.bzxz.net

TCS73.100.01
Machinery Industry Standard of the People's Republic of China
JB/T10244—20H01
JPT type reducer
JPT type reducer
2001-05-23 Issued
China Machinery Industry Federation
2001-10-01 Implementation
JB/T 10744-2001
2 Difficulty in using the standard
3 Size
4 Basic data
5 Technical requirementsbZxz.net
6 Test methods and inspection rules
7 Marking, packaging, transportation and storage
Appendix A (Appendix to the standard)
Appendix B (Recommended Appendix)
Appendix C (Recommended Appendix)
Carrying capacity and use of reduction gear
Gear tolerance and differential value
Negative classification of driven machinery
JB/T10244-2001
Appendix A of this standard is the appendix to the standard.
Appendix B and Appendix C of the standard are the recommended appendices. This standard was proposed and approved by the National Technical Committee for Standardization of Mining Machinery. The responsible drafting unit of this standard: CITIC Heavy Machinery Company. The drafters of this standard: Huang Xinhua, Zhu Xiuhua, Zhao Hongzhan, Wang Zhi, Huang Jialin. This standard was first issued in May 2001.
Machinery Industry Standard of the People's Republic of China
JPT type redacer
JPT type redacer
JB/T10244—2001
This standard specifies the type, overall dimensions, basic parameters, technical requirements, inspection rules, marking, packaging, transportation and storage of JPT involute coil reducers. This standard applies to JPT involute coil reducers (hereinafter referred to as reducers). The reducer is mainly used in the material industry, and can also be used in the transmission of mechanical equipment such as expansion, processing, chemical industry and light industry. 2
Cited Standards
The provisions contained in the following standards constitute the provisions of this standard by being cited in this standard. When this standard is published, the versions shown are valid, all standards will be revised, and the parties using this standard should explore the possibility of using the latest versions of the following standards. GB/T1356-1988
G5903-1995
GB/ 9439-19BB
GBT[0093-19BB
GB/T[3306--1991
JB/T5000.12-1998
3 Types and dimensions
Disconnection line column gear base water tooth pattern
New line post output wheel module
Industry closed wheel oil
Gray iron parts
Zhejiang line solid gear belt
Heavy machinery general technical parts coating
3.1 Reducer is divided into single-stage transmission type, two-stage transmission type and three-stage transmission type. Each transmission type has I-XV types of assembly types. 3.1,! Reducer assembly type see Figure 1
1.2JP1 single-stage reducer external dimensions see Figure 2, Figure 3, Table 1, Table 2. 3.1.3JPT two-stage reducer external dimensions see Figure 4, Table 3, 3.1.4JPT three-stage reducer external dimensions see Figure 5, Figure 6, Table 4, Table 53. 2 Models and examples
Approved by China Machinery Industry Federation on May 23, 2001 and implemented on October 1, 2001
Speed ​​reducer:
3.2.2 Example
JB10244—2001
Transmission ratio code
Assembly type
Final stage center distance, mtn
Building materials industry parallel shaft weight-adjusting gear reducer final stage center distance is m, three-stage ball, second type assembly type, tenth transmission ratio of parallel shaft quenched and tempered gear reducer for construction industry is as follows:
JPT 800(3)E·10
IPT4UDr)
JPTSOO(J)
JPI400(1)
T500(1)
JPT600C
Overall dimensionsCenter height
High speed shaft
日/T10144—2001
250:1216
Low wheel
Foot size
Distribution plate,
TE, XI, X||tt| |JPT700()
JHIKXNIH
JP11000(1
JPT8DD(1)
JPTI00
Overall dimensions and center height
Ground dimension
High-density shaft
JB/T0244—2001
Low-speed shaft
Ground dimension
Assembly type INV, V, certificate.
IPTS50K21
IPGAKZ)|| tt||JPT6GK2H
JP[4502]
JPT50021
PT6002)
ground fat size
outside lottery small stock center height
two through chain
JB/T10244-2081
ground ruler
clear match
area,,
JP35K3H
JPT4503)
160311250
JP T350(3)
JPT450(3)
JPT6D0(3)
JPT3SC(3)
450[3]
JPISUU(3)
JPT600(3)
Overall dimensions and center height
Foot size
55(70)
JB/T10244—2001
14011960
Assembly type V, V, certificate, TX smoke. XI
Running size
Maximum positive value
[PT900(3)
JPT1000(3)
JPT700(3)
JPT100(3)
IPT00(3)
JPT60[3)
Outline dimension center height
1650350
Low speed shaft
JPT 100(3)
3U(28)
70011KD
JB/T10244—2001
Foot size
360580
880860
991050)
High reverse axis
Assembly sell
2·120
380:34D)
Pass, zone, certificate 1, X
ground reduction dimensions
290(250)
3(KK280)
Except for large storage
Basic parameters
4.1 Center distance and nominal transmission ratio
JBT10244-2001
4.1.1IPT (1) type reducer center distance shall comply with the provisions of Table 6 Table 6
JET: 1
4.1.2JFT (2) type reducer center distance shall comply with the provisions of Table 7. Table 7
Low flow reduction 6
High speed level
Total center distance.
PT (3) type flowmeter center distance shall comply with the provisions of Table 8, Table
Low speed bag 4
Intermediate limit
Speed ​​level 2
JPT level reduction transmission ratio shall comply with the provisions of 9, 4.1.4
Transmission ratio code
Transmission ratio code
4.2 The relative difference between the actual transmission ratio and the nominal transmission ratio of the reducer 4.2.1 Single stage is greater than 3%
Ih stl
4.2.2 Double is not greater than 4%.
4.2.3 Three stages is not greater than 4.2%.
JB/T 10244-2001
4.3 The shear capacity and selection of the reducer shall be carried out in accordance with Appendix A (standard record) 4. 4 The tooth module shall comply with the provisions of GRT 1357. 4.5 The basic gear ratio shall comply with the provisions of GB/T1356. 5 Technical requirements
5.1 General technical requirements
5.1.1 The reducer shall comply with the requirements of this standard and be manufactured according to the samples and documents approved by the prescribed procedures. 5.1.2 Reduction efficiency
a) Single stage not less than 0.96;
b) Double stage less than 0.95,
c Three stage less than 0.93
5.1.3 High speed shaft speed not more than 1000rmm, 5.1.4 The working environment temperature of the reduction gear is -40~+45℃. When it is lower than 8℃, a heating device needs to be added. When it is lower than 35℃, a cooling device needs to be added. 5.t.5 The reduction gear is suitable for forward and reverse operation. 5.1.6 When the reducer is in negative operation, the temperature rise of the lubricating oil in the box shall not be higher than 35%, and the bearing shock rise shall not be higher than 40℃. 5.1.7 The noise of the reducer under load operation should not exceed 85dB (A), and the one-way amplitude should not exceed 0.02mm5.1.B Before the reducer is put into use, it must be operated without load after stopping for more than 4 hours. It can be put into use only after confirming that the noise, vibration and lubrication are normal.
5.2 Manufacturing technical requirements for main parts
5.Z1 Machine body, machine
5.2. 1.1 The machine body material shall not be lower than the HT200 performance requirements specified in GB/T439. 5.2.1.2 The machine cover material of the reducer with a stage center distance less than or equal to 600mm shall not be lower than the HT200 performance requirements specified in GB/9439. The reducer with a final stage center distance greater than mm shall not have oil on the chain. 5.2.1.3 The machine body and the head shall be treated with aging after roughening. 5.2.1.4 After the machine body and cover are assembled, they shall be flush with the allowable error: 12.0mm
For reducers with a center distance of less than 1000mm: - For reducers with a center distance of 100~200mm: ±4.0mm - For reducers with a center distance greater than 2000mm: 5.2.1.5 After the machine body, cover and bearing are assembled, use a 0.05mm feeler gauge to check the tightness of the contact parts. The depth of the feeler gauge shall not exceed one-third of the width of the part surface. 5.1.1.6 The tolerance of each bearing hole is H7, and the representative roughness is Ru/3.2ml. 5.1.1.7 The limit deviation of the center distance of the bearing hole shall comply with the provisions of the 7th grade precision in GB/T10095. 5.2.1.8 The parallel tolerance of the center line of the bearing hole shall be calculated on the bearing span L. The parallelism tolerance of the axis in the × direction f=fL/b. The parallelism tolerance of the axis in the b direction ff,/
Where: JJ, shall comply with the provisions of the 7th grade precision in GB/T10095. The tolerance values ​​are shown in Table 10: Axis parallelism, mm;
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