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GB/T 4678.6-2017: Diecasting dies -- Components -- Part 6: Headed guide bush
Status: Valid GB/T 4678.6: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 4678.6-2017 | English | 109 |
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Diecasting dies -- Components -- Part 6: Headed guide bush
| Valid |
GB/T 4678.6-2017
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| GB/T 4678.6-2003 | English | 159 |
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Die-casting die components -- Part 6: Headed guide bush
| Obsolete |
GB/T 4678.6-2003
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| GB/T 4678.6-1984 | English | 199 |
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Die-cast die components--Guide bushings type A
| Obsolete |
GB/T 4678.6-1984
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PDF similar to GB/T 4678.6-2017
Basic data | Standard ID | GB/T 4678.6-2017 (GB/T4678.6-2017) | | Description (Translated English) | Diecasting dies -- Components -- Part 6: Headed guide bush | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J46 | | Classification of International Standard | 25.120.30 | | Word Count Estimation | 5,599 | | Date of Issue | 2017-09-29 | | Date of Implementation | 2018-04-01 | | Older Standard (superseded by this standard) | GB/T 4678.6-2003 | | Quoted Standard | GB/T 1801-2009; GB/T 1804-2000; GB/T 4679 | | Regulation (derived from) | National Standard Notice 2017 No. 23 | | 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 structure and size, requirements, materials and markings of lead bushings for die-casting molds. This section applies to die casting lead guide sleeve. | GB/T 4678.6-2017: Diecasting dies -- Components -- Part 6: Headed 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 6. Headed guide bush
ICS 25.120.30
J46
National Standards of People's Republic of China
Replacing GB/T 4678.6-2003
Die casting parts
Part 6. Leading guide sleeve
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 6.
This section drafted in accordance with GB/T 1.1-2009 given rules.
This Part replaces GB/T 4678.6-2003 "Die Casting Part 6. Lead Guide sleeve."
This section compared with GB/T 4678.6-2003, the main editorial and technical changes are as follows.
--- The standard name changed to three-stage, renamed the "Die Casting Part 6. Lead guide sleeve";
--- According to the latest relevant national standards on the standard content, structure and charts were normative changes;
--- Table 1 to be rearranged, in line with other parts of the standard;
--- Adjust the diameter and length of the number of columns to expand the lead guide sleeve size range, diameter D increased 12,30,35,60,70 specifications, delete
32,63 specifications, length L increase 25,55,115,155 specifications, delete 27,58,120,160 specifications;
--- The table D, D1, D2, h tolerance requirements instead marked in the figure;
--- Increased the recommended material 20Cr and requirements, and modified the material heat treatment hardness;
--- 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 is drafted unit. Dongguan Hong Figure Precision Die Casting Co., Ltd., Guangzhou cavity mold Manufacturing Co., Guilin University of Electronic Science and Technology,
Po was powder injection molding (Changshu) Co., Ltd., Guilin Electric Institute of Science and Technology Co., Ltd., Ningbo Public Information Technology Co., Ltd. made.
The main drafters of this section. Zeng Qin, Wu Yaorong, Li Qingning, Gu Wen Da, Zhang Li, Lin Haomin, Ouyang alternative contributions, Hu Lianmao, Liao Hongyi,
Ma Qingguo, Xiong Rui-bin.
This part replaces the standards previously issued as.
--- GB/T 4678.6-1984, GB/T 4678.6-2003.
Die casting parts
Part 6. Leading guide sleeve
1 Scope
GB/T 4678 provisions of this part of the guide die with die-casting structure and size, requirements, materials and markings.
This section applies to die casting lead 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
Leading guide sleeve structure shown in Figure 1, the size shown in Table 1.
Note. The surface roughness is not noted Ra3.2μm; not chamfered 1mm × 45 °.
a wheel more groove or round.
Figure 1 headed guide sleeve
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