GB/T 2852.3-1990 Punch die rolling guide die frame four guide column die frame GB/T2852.3-1990 standard download decompression password: www.bzxz.net
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National Standard of the People's Republic of China Rolling guide die sets for punching dies Four-column die sets Ball sllide die sets for press toolsFour plllar die sets Subject content and scope of application GB/T 2852.3--90 Replaces GB2852.3--81 Structural type, specifications and technical conditions of four-column die sets. This standard specifies the rolling guide die sets for punching dies. This standard applies to die sets for punching dies. 2 Reference standards GB/T2854 Technical conditions for die frame GB/T 2856.5 Die rolling guide die base GB/T 2856.6 Four-guide column upper die base Die dynamic guide die base Four-guide column lower die base GB/T 2861.3 Die guide device GB/T 2861.8 Die guide C-type guide column C-type guide sleeve GB/T2861.10 Die guide GB/T2861.11 Die guide GB/T2861.16 Die guide GB70 Hexagon socket head screw 3 Structural type, specification and technical conditions of die frame Steel ball retaining ring Cylindrical helical compression spring 3.1 Technical conditions shall be in accordance with the provisions of GB/T2854. 3.2 Structural type and specifications are shown in the table. Approved by the State Bureau of Technical Supervision on July 28, 1990, 16r Implementation on May 1, 1991 3.3 Marking example: GB/T2852.3-90 Four-guide-column die frame with die perimeter L=200mm, B=160mm, closing height H=220mm and grade 0 accuracy: Die frame 200×160×2200IGB/T2852.3160 Concave perimeter GB/T2852.3--90 Design minimum Maximum stroke Closing height Note: Maximum stroke refers to the maximum stamping stroke permitted by the die frame. 468 | | tt | 50 400 × 250 × 60 Lower die base GB/T 2856.6 160 × 125 × 45 160 ×125×50 200 55 250×160×60 250 × 200 × 60wwW.bzxz.Net 315 × 200 × 65 400 × 250×70 Part number, name GB/T 2861.3 and standard number GB/T 2861.8 100×38 125×38 100×38 125 × 38 120×48 150×48 120×48 150×48 120×48 150 × 48 120×58 150×58 Steel ball retention GB/T 2861.10 39.5 × 84 GB/T 2852.3-90 GB/T 2861.11 30 ×65 30×79 30×65 30×79 37×79 37×87 37×79 37 ×87 37×79 37×87 40×79 40 × 87 Additional Notes: This standard was proposed by the Ministry of Machinery and Electronics Industry of the People's Republic of China. This standard is under the jurisdiction of the Jinguo Mold Standardization Technical Committee. Press GB/T 2861.16 16×20 20×20 This standard was drafted by the Mold Branch of Guilin Electric Science Research Institute of the Ministry of Machinery and Electronics Industry. The main authors of this standard are Yu Huachang and Cao Guangwei. This standard is entrusted to the Mold Branch of Guilin Electric Science Research Institute of the Ministry of Machinery and Electronics Industry for interpretation. Butterfly M6 ×16 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.