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GB/T 28250-2012 English PDF

US$189.00 · In stock
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GB/T 28250-2012: The types and dimensions of timing belt mold hobs
Status: Valid
Standard IDUSDBUY PDFLead-DaysStandard Title (Description)Status
GB/T 28250-2012189 Add to Cart 3 days The types and dimensions of timing belt mold hobs Valid

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Basic data

Standard ID: GB/T 28250-2012 (GB/T28250-2012)
Description (Translated English): The types and dimensions of timing belt mold hobs
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J41
Classification of International Standard: 25.100
Word Count Estimation: 8,816
Quoted Standard: GB/T 6132; GB/T 11616; GB/T 28251
Regulation (derived from): Announcement of Newly Approved National Standards No. 1 of 2012
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the hob with mold types and dimensions. This standard applies to processing pitch 5. 080mm ~ 31. 750mm, basic tooth profile according to the processing GB/T 11616 belt belt belt mold with mold hob.

GB/T 28250-2012: The types and dimensions of timing belt mold hobs

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
The types and dimensions of timing belt mold hobs ICS 25.100 J41 National Standards of People's Republic of China Hob with mold types and dimensions Issued on. 2012-03-09 2012-07-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China Machinery Industry Federation. This standard tool by the National Standardization Technical Committee (SAC/TC91) centralized. This standard was drafted. Harbin first tool Manufacturing Co., Ltd. The main drafters of this standard. Dongying Wu, in Jilong, Songtie Fu, Wang Jiaxi, Zhang Qiang, Sunxian Jun. Hob with mold types and dimensions

1 Scope

This standard specifies the hob with mold types and dimensions. This standard applies to the processing pitch of 5.080mm ~ 31.750mm, working with basic tooth profile according to GB/T 11616 belt with mold Hob with mold.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 6132 cutters and cutter arbor swap size GB/T 11616 belt size GB/T 28251 and the belt pulley hob hob mold technical conditions

3 type and size

3.1 Hob type and size specified in Figure 1 and Table 1. 3.2 Hob tooth profile for the processing of straight edge band mold. 3.3 Hob made of a single head, right-handed, the chip flutes straight groove parallel to its axis. 3.4 hob rake angle of 0 °. figure 1
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