GB/T 5105-2004 PDF English
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| GB/T 5105-2004 | English | 260 |
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The basic types and dimensions of hobs for 45 Degree pressure angle involute splines
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| GB/T 5105-1985 | English | 199 |
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The basic types and dimensions of hobs for 45 degree pressure angle involute splines
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GB/T 5105-2004: The basic types and dimensions of hobs for 45 Degree pressure angle involute splines
---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GBT5105-2004
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 25.100.25
J 41
Replacing GB/T 5105-1985
The basic types and dimensions of hobs for 45°
pressure angle involute splines
45°压力角渐开线花键滚刀
ISSUED ON: FEBRUARY 10, 2004
IMPLEMENTED ON: AUGUST 01, 2004
Issued by: General Administration of Quality Supervision, Inspection and
Quarantine of the PRC;
Standardization Administration of the PRC.
Replaced by GB/T 5104-2008
Table of Contents
Foreword ... 3
1 Scope ... 4
2 Normative references ... 4
3 Types and dimensions ... 4
4 Marking example ... 6
Appendix A (Informative) Calculation dimensions of hob ... 7
Appendix B (Informative) Axial rack profile dimensions of hob ... 8
Foreword
This Standard replaces GB/T 5105-1985 "The basic types and dimensions of
hobs for 45° pressure angle involute splines".
Compared with GB/T 5105-1985, the main changes of this Standard are as
follows:
- ADD a marking example;
- Modify the series code of modulus.
Appendix A and Appendix B of this Standard are informative appendices.
This Standard was proposed by China Machinery Industry Federation.
This Standard shall be under the jurisdiction of National Technical Committee
91 on Cutting Tools of Standardization Administration of China.
Responsible drafting organization of this Standard: Guiyang Tool Factory.
Main drafters of this Standard: Liu Minzhi, Lin Gang, Wang Shuguang.
The previous editions of the standard replaced by this Standard were released
as follows:
- GB/T 5105-1985.
The basic types and dimensions of hobs for 45°
pressure angle involute splines
1 Scope
This Standard specifies the basic types and dimensions of hobs for the overall
involute splines with a modulus of 0.25 mm~2.50 mm and a pressure angle of
45°.
This Standard is applicable to hobs for straight cylindrical involute splines with
machined basic rack profiles according to GB/T 3478.1 and dimensions
according to GB/T 3478.4.
The hob is of class C accuracy.
2 Normative references
The following documents contain provisions which, through reference in this
Standard, constitute provisions of this Standard. For the dated references, their
subsequent amendments (excluding corrections) or revisions do not apply to
this Standard. However, the parties who enter into agreement based on this
Standard are encouraged to investigate whether the latest editions of these
documents are applicable. For undated reference documents, the latest
editions apply to this Standard.
GB/T 3478.1 Straight cylindrical involute splines - Modules, basic rack
profiles and tolerances (GB/T 3478.1-1995, eqv ISO 4156:1981)
GB/T 3478.4 Straight cylindrical involute splines - 45° pressure angle
dimensions tables (GB/T 3478.4-1995, neq ISO 4156:1981)
GB/T 5103-2004 The general technical specifications for involute splines
hobs
GB/T 6132 Interchangeability dimensions for milling cutters and arbors
(GB/T 6132-1993, neq ISO 240:1981)
3 Types and dimensions
3.1 The basic types and dimensions of hobs for involute splines are as shown
in Figure 1 and Table 1.
3.2 The hob is made as a single-head right-handed (can be made as a left-
handed according to user requirements). The chip pocket is a straight flute
parallel to the hob axis.
3.3 The dimensions and tolerances of the spline are in accordance with GB/T
6132.
3.4 The diameter d1 of the pillow block is determined by the manufacturer.
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
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