JB/T 10157-1999 JB/T 10157-1999 Types and dimensions of pulley hobs JB/T10157-1999 Standard download decompression password: www.bzxz.net

ECS 25.100
Machinery Industry Standard of the People's Republic of China
FB/T10157-1999
Pulley Hob
1999-10-08 Issued
Type and Dimensions
2000-03-01 Implementation
National Bureau of Machinery Industry
JB/T10157-1999
The Annex, Annex and Appendix of this standard are all Annexes of the standard. The standard was proposed by the National Sanitary Fixture Standardization Technical Committee, and this standard was produced by the Ministry of Health Tool Research Institute.
The originating units of this standard: Harbin No. 1 Arsenal, Shanghai Tool Factory, Shuangjiang Tool Factory, Taiyuan No. 1 Tool Factory, Ministry of Health No. 1 Tool Factory, Guiyang Tool Factory
The main drafters of the standard: Jin Yingwu, Qi Xiukun, Liu Derong. This standard was first issued in July 199.
Standard of the Machinery Industry of the People's Republic of China
Pulley Hob
Type and Size
This standard specifies the type and size of pulley cutters. JB/T10157-1999
This standard is applicable to pulley cutters for pulleys with a range of 5.080.-31.750mm and in accordance with GH11361. 2 Reference Standards
The provisions contained in the following standards become provisions of a standard through their use in this standard. When the standard is published, the versions shown are effective and all standards will be revised. Parties using non-standard standards should explore the possibility of using the most standardized version of the following standards. GB/T 6132—1991
GB/T1116[1989
JB/T10158—[999
3 Requirements
Selection of interchangeable dimensions of 1000 and 1000 cutter bars
, Sibu piece drive pulley
Technical conditions for pulley die hob
3,! Hob types are divided into type and type, type is used for plus .1 disconnected pulley, type II is used for plus 1 straight edge gear. 3.2 Hob test and one according to the provisions of Figure and Table 1. 1
Guohao Machinery Industry High 1999-10-08 approved 2000-03-81 implementation
JB/T t6157-[999
3.3 Hob is made into a single head, can. The chip groove is a straight groove parallel to its axis. 3.4 Roller front angle °
3.5 The normal inner shape dimensions of the roller are in accordance with the provisions of Appendix A (standard appendix), the shaft tooth shape dimensions of the positive roller are in accordance with the provisions of Appendix B (standard appendix), and the slide rule of Dewan is in accordance with the provisions of the standard travel record. 3.6 The dimensions and deviations of the rollers shall comply with the provisions of BT6132. 3.7 Marking example:
Pitch 2-12.70Umml, the T-type pulley hob for adding pulley teeth with a range of 14~19 is: [B/10157—1999
Proximal pulley roller 12.70014~19 1
1. The technical requirements shall be in accordance with IR 10158·: 1999.TE/T10157-[999
Appendix A
(Standard Appendix)
Type pulley thick knife tooth shape dimensions
Rolling force method tooth shape dimensions shall be in accordance with the provisions of Figure A1 and Table A1.
Belt control model
Pulley inner number Z
Tooth half A
Some high points
Point items are used together with half-release tablets
Heart root and half light
Twice the section light minister 2 heart
12 700
JB/T30157-1999
Appendix B
【Appendix to the standard】
The tooth shape and dimensions of the pulley blade
The axial tooth dimensions of the hob shall be in accordance with the provisions of Figure BI and Table BI. e
Center 2524
.0076.6364
1.0349 :0.8205
D.9637：0.6976
1.0513:0.8634
1622(1
t.4767., 2.5415wwW.bzxz.Net
Range of toothed models
21--120
A day section
9.17al:0.0005
0.34010.0022
G 5952
JB/L10157—1999
Table A (continued
0.2446 0.0005
1.4313.2333
1.76260.8224
1.8416:1.0007
2 6168
2.33284.7698
：2.6217
0.67002.6157
1.17513.7547
5.4997 1 3.0500
22 225 | 1.2251
0.0003 1.4247
1.58330.0072
0.D650: 2.4339
01362: 2.4935
0.2359: 2.5521
0.3820:2.6097
4,8750
3.27192.5970
3.50402.7768
3 7335
3.9626; 2 4x.55
4.1924 3.0340)
710422
5 5294
Add "tooth number range
18-120
113958
2 4750
JBT101S7-1999
Table BI (finished)
0.0KXM 1 3.5622
0.R139!8.5322
16.45009.7505
10.911310.006G
11.37319.1774
1L.83731D.277I
JB/T10t571999
(standard dimension help record)
rolling slide rule
The calculation size of the rolling cutter is as shown in Figure! Table! gives the calculation size of type 1 cutter, and Table C2 gives the calculation size of type II plastic flow slide rule.
Added tooth number range
46 692
3° 00
4° 00 | | tt |
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