JB/T 9146-1999 JB/T 9146-1999 Rectangular spline machining allowance and tolerance JB/T9146-1999 Standard download decompression password: www.bzxz.net

ICS 21,120.3
Machinery Industry Standard of the People's Republic of China
3B/T91461999
Rectangular spline
Machining allowance and tolerance
Straight-sided spline machining allowance and tolerances1999-06-28 Issued
National Bureau of Machinery Industry
2000-01-01 Implementation
JB/T9146-1999
This standard is a revision of the guiding technical document of Liu B325-B "Rectangular spline plus 1. Machining allowance and tolerance". During the revision: the original standard was edited and collected, and its main technical content has not changed. This standard will replace JB 325-8% from the date of implementation. This standard is proposed by the Technical Committee for Standardization of Machine Shafts and Accessories of the whole network. The main units of this standard are: Mechanical Standardization Research Institute, Beiyang No. 1 Machine Tool Factory, Harbin Dongbin No. 1 Tool Factory. The main authors of this standard are Ming Leixin, Mou Hengming, Zhang Liandi and Qi Xiukun. 2
Mechanical Industry Standard of the People's Republic of China
Machining allowance and tolerance
Rectangular spline
Siraight-sided spline machining allowance and tolerances range
The technical standard specifies the cutting and machining allowance and tolerance of rectangular splines. JB/T9146-1999
Replaces IBVZ 325-88
The technical standard is applicable to the spline specifications specified in GB/T1144 for dimensions, tolerances and inspection: The provisions contained in the referenced standard
The provisions of the production standard constitute the provisions of this standard through reference in this standard. When this standard is issued: the versions shown are valid. All standards will be revised. All parties using this standard shall discuss the possibility of using the latest versions of the following standards. GT11441967 Spline Chain Dimensions, Tolerances and Inspection 3 Machining Allowances and Tolerances
3.1 Internal Spline Chain
The technical allowances, limit deviations and grinding allowances of the small diameter of the internal spline are shown in Figure 1 and Table 1. 3.2 External Spline Chain
The grinding allowances and limit deviations of the small diameter dynamic chain width of the external spline chain with a length of less than 1000mm are shown in Figure 2 and Table 2. Figure 1
National Machinery Industry Corporation 1999-06-28 Approved 2000-01-01 Implementation
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Review of the original scale
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JB/9146--1999
Set Limit Table
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Extreme Medical Preference Voucher
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Investment Limit Inquiry DifferencebZxz.net
Limit Preference
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