JB/T 10299—2001 This standard specifies the type and size, basic parameters, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage of RH and ZZRH double crank two-ring small tooth difference planetary reducers. This standard reducer is suitable for metallurgy, mining, petroleum, transportation, construction, building materials, light industry, energy, transportation and other industries. Its applicable conditions: input shaft speed n≤r/min gear circumferential speed V≤12m/s (can be reversed twice); working environment temperature: -40℃～45℃ (when it is lower than 0℃, it should be heated to above 10℃ before starting). This standard is published for the first time. JB/T 10299-2001 RH two-ring reducer JB/T10299-2001 Standard download decompression password: www.bzxz.net

Machinery Industry Standard of the People's Republic of China
JB/T10299—2001
RH two circle gear reducer
RH two circle gear reducer
Released on 2001-08-23||tt ||China Machinery Industry Federation
2001-12-01 Implementation
ET10299-2001
Pressure standard
Types and dimensions
4 complete version Number of sets
Technical requirements
6 test and qualification items
Inspection, marking, packaging, shipping and storage
Relegated to A (standard record)| |tt||Appendix B (notes)
Requirement capacity and selection of reducer
Reducer load classification
JB/T4299—2001
This standard is based on Zhongchaohua Closed Company's patent ZL91230087.6", "ZL98228300.83 technology, the benzene base of the second ring speed reducer 1 can be jointly developed by the Sian Heavy Machinery Research Institute and Lichung Steel Group Machine Plate Manufacturing Co., Ltd. . Definitely, Appendix A of this standard is the standard appendix,
Appendix B of this standard is the prompt record.
Technical Standards Machinery Micro-industrial Concept Equipment Standardization Technical Committee was organized and centralized. The drafting unit of this standard is: Xi'an Heavy Machinery Warfare Planning Institute, Chongqing Iron and Steel Group Sub-region Manufacturing Co., Ltd. The main originators of this standard are: Yi Jiangke, Xu Shezhen, Shoudong, Yu Chunxiong. This standard recommendation is the first successful case,
1 Fanguo
Machine Industry Standard of the People's Republic of China
RH two-ring hidden speed reducer
RH wo cirele gear reducer| | tt | | JB/T 10299-2001 | , According to technical requirements, test methods, inspection rules and markings, installation, transportation and inspection are exempted. This standard is widely used in metallurgy, mining, stone, transportation, construction, building materials, light industry, energy rental and other industries. . Its applicable conditions:
Input shaft rotation cover: n device 150T/min;
Gear reading speed: v12ms; (Can operate in both forward and reverse directions]: Working environment temperature: -40 -5 (when it is lower than the heart rate, it should be preheated to more than 10 degrees before starting) 1 Reference standard
The provisions contained in the following standards constitute the provisions recommended by this standard by being used in this standard. The versions shown are valid at the time of publication. All standards are subject to revision. Parties using this standard should explore the possibility of using the latest version of the following standards: GB191-1550
GB/T6991999||tt| |GT1801-1999
GR/T1184—199G
Month 1356—1988
GBT13571987
GBT 15694990
GB/T 3077—1999||tt ||GB/T 9439—198B
GB/T 10095-t98B
GB/T13384--1992
JB/T5000—1998
1B/T7929—1999
[B/ US0.3—JH
3 types and sizes
Packaging and shipping pictorial mark
High-quality magnetic structural steel
Limited to Selection of closing tolerance zone and fit
Shape and position tolerances, unspecified tolerance values
Involute cylindrical gears are basically similar
Module of involute cylindrical gears| |tt||Cylindrical shaft extension
Alloy structural steel
Gray iron parts
Involute cylindrical shaft extension
General technical conditions for mechanical and electrical product packaging|| tt||General technical conditions for newer machinery
Pulse wheel drive assembly stacking cleanliness
Yuandu gear reducer load test method
1.1. The domain connector adopts involute Gangdu Gear, small tooth difference, parallel shaft dynamic transmission, the assembly type and overall dimensions of the 3.2H two-ring reduction end are in compliance with the requirements of the figure and table. Compliance with the provisions of Figure 2 and Table 2. Approved by China Machinery Industry Federation on 2001-08-23 and implemented on 2001-12-01 |
The code name of the reducer includes: model, distance between input and output shafts, nominal transmission ratio and assembly type RH
standard number
assembly type
transmission ratio|| tt||Center distance (specification)
Two-ring reducer
Marking example:
Two-ring continuous center ton (view grid) 400, nominal transmission ratio is 31.5 first I The assembly type, its mark is: RH400-31.5-1/T10299-201
The center distance of the one-ring reducer for construction machinery is [standard] 35mm, and the nominal transmission ratio is 31.5. The first assembly type, its mark is ：ZZRH350-315-1JET102992001
JB/T10299-200
IE/T10299-2001
JB/T102992001
JB/T10299-2001wwW.bzxz.Net
OEW × 91 | The distance a from the output shaft complies with the requirements of Table 3. The center distance of the speed converter in Table 3
十心路
Note: The value in the section number is suitable for ZZRII.
4.2 Nominal transmission ratio and actual transmission ratio, (see table 4) nominal transmission ratio:
International transmission ratio and
public transmission ratio
actual Transmission ratio
4.3 gear tooth width coefficient
4.3, tooth width coefficient of 1 row return wheel: 5*-0.1.-0.19303
Reduction group transmission ratio
Tooth width: *α is the distance between the input shaft and the output shaft
4.3.7 Circular gear disc width coefficient: b,*-0.168~0.224 Tooth width: h,*,4, is the distance between the input shaft and the output shaft spacing frequency. 18
4.4 The gear module of the speed reducer should comply with the regulations of 0B/1357, see Table 5, 400
Table 5 Deceleration group gear micron
Basic teeth of the 4.5 reducer gear Lian Ying especially complies with the regulations of GB Department 1356. 4. 6 does not count 4-2.
5 Technical Requirements
5.1 The deceleration seal should comply with the provisions of this standard and be completed in accordance with the drawings and technical documents approved by the regulations, 4i
12 [ 14 6| |tt||5.2 speed gear working conditions: T operating ambient temperature is 40~-45, it can run in both forward and reverse directions, the oil temperature is not more than 90T, the humidity rise is not more than 45, the input shaft speed is not more than 15/ mim, graph peripheral speed v12m/s5.3 Body and cover
5.3.1 The material is not lower than HT250, and its mechanical properties are not lower than the specified values ​​​​of 0B/T9439. Welding parts are allowed, 5.3.2 All Hours [or annealing] should be performed. 5.3.3 The surface roughness of the opening and closing surface is Ra 32m, and the semi-alignment with the bottom Y surface is not less than 8 in BT1184. 5.3.4 When the machine body and machine cover are freely combined, the opening and closing surfaces should be jointed, using 0.05 mm feeler gauge to check its tightness, the insertion depth of the ink ruler should be more than one-third of the dividing surface . 3.6 The size of the bearing hole diameter is H7 in GB/T1801, and its surface roughness is Re32. 7
JB10299-200
5.3.7 The columnar degree of the shaft hole and the shaft should not be less than Of course, in GBT1184, the straightness of the cover between the end face and the bearing hole is less than 8, 5.3.8 The limit deviation value of the center distance between two adjacent bearing holes shall comply with the specified values ​​in Table 6. Table 6 Center distance limit deviation
Center distance
>120180
>180-250
>250-315
>355-400
>400-589
The sum of the center line parallelism tolerances of the two adjacent shaft holes shall be measured at the bearing span 1, and its tolerance value shall not be greater than the specified value in Table 7, Table?
Solidity
Bearing spante
Ring plate inner gear)
> 100-164)
>160-250
>250-400
5.4.1 Ring plate adopts 45, 42CtMg, and can be replaced by materials with higher mechanical properties than H. Heat treatment hardness is 269-302HB. 5.4.2 The limit deviation of the center of the ring plate hole shall comply with the specified value in Table 6. 5.3 The tolerance of the centerline of the ring hole is measured separately on the bearing span, and its tolerance value shall not exceed the specified value in Table 7: 5.4.4 The size of the ring plate shaft hole shall not be lower than II7 in GB/T1801, and the surface roughness shall be Ha1.6μm㎡. 5.4.5 The two inner ring plates shall be pinned and marked with assembly marks at the same time: 5.4.6 When inserting gears, adjust one inner gear ring plate 180 according to the assembly mark, and then the two inner gear ring plates will be geared at the same time. 5.5 Lifting sleeve and shaft (running and dragging shaft)
5.5. "The two handle shafts are combined by eccentric arbitrating, and the crankshaft can also be micro-integrated. 5.5.2 The performance of the material composition is not lower than 45 steel in BT69, and the hardness is 217-255HB after heat treatment. .5.3 The size precision of the outer diameter shall not be less than K6, the relative roughness of the outer surface shall not be less than Ral.6μm, 5.5.4 The limit deviation of the eccentricity shall not be greater than the specified value in Table 8. Table 8 The limit deviation of the end moment
Pa center distance
Limit deviation
5.6 Gears, internal gears, gear shafts, and shafts are all forgings, and the materials and heat treatment shall comply with the provisions of Variable 9. Table 9 Materials and heat treatment
Gears, gear shafts
Internal gears
42CrMo
5.6.2 The replacement parts are not allowed to have defects such as self-pitting, cracks and slag. Material No.
GBT 3077
GA/T 699
GD/T699
>18-30
Heat treatment degree
269~302HB
217-215 3.6.3 The accuracy of internal and external gears shall comply with the 8-7-7 grade in GB10095: internal gear. 1 Surface roughness R3.2±m, 5.6, 4 The inspection items of internal and external gears shall comply with the provisions of Table 10, 9. 5.6.4 The inspection items of internal and external gears shall comply with the provisions of Table 10, 9. 6.5.6.5 The inspection items of internal and external gears shall comply with the provisions of Table 10, 9. 6.6.6.5 The inspection items of internal and external gears shall comply with the provisions of Table 10, 9. 6.6.6.6 5
Table 11 Tooth thickness, standard line length limit deviation accuracy
Point diameter
125-400
5.7 Assembly requirements
>16~16
>N.3- HU
>10 -E6
Tooth control limit visit ticket
Prohibited code
5.7.1 The small side of the gear transmission shall comply with the requirements of Table 12. Table 12 Small wheel drive gear
Center distance
120--186
>180-2:0
>25-315
Normal line average area resistance barrier
Comprehensive code
>3!5-40
>400--500
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