GB/T 4678.10-2017 English PDF

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GB/T 4678.10-2017: Diecasting dies -- Components -- Part 10: Ejector guide bush
Status: Valid

GB/T 4678.10: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 4678.10-2017	119	Add to Cart	3 days	Diecasting dies -- Components -- Part 10: Ejector guide bush	Valid
GB/T 4678.10-2003	159	Add to Cart	2 days	Die-casting die components -- Part 10: Ejector guide hush	Obsolete
GB/T 4678.10-1984	199	Add to Cart	2 days	Die-cast die components--Guide bushings for ejector plate	Obsolete

Similar standards

GB/T 45677   GB/T 6110   JB/T 3943   GB/T 4678.18   GB/T 4678.17   GB/T 4678.16   

Basic data

Standard ID: GB/T 4678.10-2017 (GB/T4678.10-2017)
Description (Translated English): Diecasting dies -- Components -- Part 10: Ejector guide bush
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J46
Classification of International Standard: 25.120.30
Word Count Estimation: 6,673
Date of Issue: 2017-09-29
Date of Implementation: 2018-04-01
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

GB/T 4678.10-2017: Diecasting dies -- Components -- Part 10: Ejector guide bush

---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.
Diecasting dies - Components - Part 10. Ejector guide bush ICS 25.120.30 J46 National Standards of People's Republic of China Replacing GB/T 4678.10-2003 Die casting parts Part 10. Push plate guides 2017-09-29 Posted 2018-04-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released

Foreword

GB/T 4678 "Die Casting Parts" is divided into 19 parts. --- Part 1. Template; --- Part 2. Round inserts; --- Part 3. Rectangular inserts; --- Part 4. Square guide column; --- Part 5. Round guide column; --- Part 6. Leading guide sleeve; --- Part 7. Direct guide sleeve; --- Part 8. Push plate; --- Part 9. Push plate guide column; --- Part 10. Push plate guide sleeve; --- Part 11. Putter; --- Part 12. Reset lever; --- Part 13. Push plate washers; --- Part 14. Limit nail; --- Part 15. Pad; --- Part 16. Flat push rod; --- Part 17. Push the tube; --- Part 18. Supporting columns; --- Part 19. Positioning components. This section GB/T 4678 Part 10. This section drafted in accordance with GB/T 1.1-2009 given rules. This Part replaces GB/T 4678.10-2003 "Die Casting Parts Part 10. Push plate guide sleeve." This section compared with GB/T 4678.10-2003, the main editorial and technical changes are as follows. --- The standard name changed to three-stage, changed its name to "Die Casting Part 10. Push plate guide sleeve"; --- According to the latest relevant national standards, the standard content, structure and charts were normative changes; --- Normative references to the current standard version; --- Table 1 were rearranged, modified and added in Table 1 D, L size specifications, expanding the size range; --- The table D, D1, D2, h, L1 tolerance requirements marked in the figure instead; --- Increase the technical requirements of 4.1 and 4.2; --- Adjust the recommended materials and heat treatment hardness requirements, an increase of the recommended material 20Cr and requirements; --- Modify the markings and examples, and added a mark in the material grade. This part of the mold by the National Standardization Technical Committee (SAC/TC33) and focal point. This section drafted unit. Dongguan Jin Sheng Precision Components Co., Ltd., Ningbo Daxie Development Zone Tianzheng Co., Ltd., Tianjin occupation Technical Normal University, Tianjin Light Industry Polytechnic, Shenzhen CATIC Technology Testing Institute, Guilin University of Electronic Science and Technology, Guilin Electric Institute of Science and Technology Limited. The main drafters of this section. Wang Changming, Zhang Xiaoyan, Dongxiao Chuan, Zhou Shiyin, Zhang Xu Min, Liao Hongyi, Li Jie, Zhang Wei, He Bingtao, Li Guowei, Wang Zhenyun, Li Qingning. This part replaces the standards previously issued as. --- GB/T 4678.10-1984, GB/T 4678.10-2003. Die casting parts Part 10. Push plate guides

1 Scope

GB/T 4678 provisions of this part of the die casting die guide plate with the type and size, requirements, materials and markings. This section applies to die-casting mold with push-plate guide sleeve.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 1801-2009 Geometrical Product Specifications (GPS) Limits and Tolerances and Matching Options GB/T 1804-2000 General tolerances Tolerances for linear and angular dimensions without tolerance GB/T 4679 die casting mold parts technical conditions

3 structure and size

Push plate guide sleeve structure shown in Figure 1, the size shown in Table 1. Note. The surface roughness is not noted Ra3.2μm; not note chamfered 0.5mm × 45 °. a wheel more groove or round. Figure 1 Push plate guide sleeve ......

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