CN103736770A - Multi-shape cold extrusion die device of inner holes - Google Patents

Multi-shape cold extrusion die device of inner holes Download PDF

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Publication number
CN103736770A
CN103736770A CN201410036934.0A CN201410036934A CN103736770A CN 103736770 A CN103736770 A CN 103736770A CN 201410036934 A CN201410036934 A CN 201410036934A CN 103736770 A CN103736770 A CN 103736770A
Authority
CN
China
Prior art keywords
ring
punch
die
male die
push rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201410036934.0A
Other languages
Chinese (zh)
Inventor
王维涛
赵永敏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUXI SUPERHUMAN GEAR COLD EXTRUSION CO Ltd
Original Assignee
WUXI SUPERHUMAN GEAR COLD EXTRUSION CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by WUXI SUPERHUMAN GEAR COLD EXTRUSION CO Ltd filed Critical WUXI SUPERHUMAN GEAR COLD EXTRUSION CO Ltd
Priority to CN201410036934.0A priority Critical patent/CN103736770A/en
Publication of CN103736770A publication Critical patent/CN103736770A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a multi-shape cold extrusion die device of inner holes, which comprises an upper formwork and a lower formwork. The device is characterized in that an upper male die base is fixed on the lower surface of the upper formwork; an upper pressing plate is fixed on the lower surface of the upper male die base; a male die fixing sleeve is arranged in the upper male die base; a male die sleeve is arranged in the male die fixing sleeve; an upper male die is arranged in the male die sleeve; a forming surface of the upper male die is matched with an upper inner hole of a workpiece; a lower die base is fixed on the upper surface of the lower formwork; a lower pressing plate is fixed on the upper surface of the lower die base; an outer ring is arranged in the lower die base; a middle ring and a stress ring are arranged in the outer ring; an inner ring is arranged in the middle ring; a middle female ring is arranged in the stress ring; a hollow ejector rod is arranged in the inner ring and the middle female ring; a lower male die is arranged in the hollow ejector rod; and a forming surface of the lower male die is matched with a lower inner hole of the workpiece. The device can achieve once forming of the upper hole and the lower hole of the workpiece, and has the advantages of saving a raw material, reducing a processing procedure, saving the time and improving the production efficiency.

Description

Endoporus Multiple Shape cold extrusion die device
Technical field
The present invention relates to a kind of double hit cover cold extrusion die, especially a kind of endoporus Multiple Shape (as: rhombus, polygonal, square, oval etc.) cold extrusion die.
Background technology
In prior art, the processing technology of endoporus Multiple Shape generally adopts milling machine processing or moulding by casting.Existing technique cannot meet modern demand, because he long in cycle, precision is low, energy consumption is high, pollute heavily etc.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of endoporus Multiple Shape cold extrusion die device is provided, can once cold extrusion moulding, efficient, energy-saving and environmental protection, precision are high, easily produce.
According to technical scheme provided by the invention, described endoporus Multiple Shape cold extrusion die device, comprise top mold frame and lower mold holder, it is characterized in that: at the fixing epirelief die holder of lower surface of described top mold frame, at the fixing top board of lower surface of epirelief die holder, punch fixed cover is set in epirelief die holder, in punch fixed cover, punch case is set, upper male mould is set in punch case, and the top endoporus of the forming surface of upper male mould and workpiece matches; At the fixing die shoe of upper surface of described lower mold holder, at the fixing lower platen of upper surface of die shoe, outer ring is set in die shoe, centre circle and circle stress are set in outer ring, inner ring is set in centre circle, middle cloudy circle is set in circle stress, in inner ring and middle cloudy circle, hollow push rod is set, in hollow push rod, lower punch is set, the bottom endoporus of the forming surface of lower punch and workpiece matches.
Between described punch fixed cover and top mold frame, punch cushion block is set.
Punch cushion block and punch fixed block are set in the bottom of described inner ring, the little push rod of three equal parts is set on lower mold holder, the upper end of the little push rod of three equal parts is stretched in punch cushion block and punch fixed block, the lower end of withstanding hollow push rod.
Endoporus Multiple Shape cold extrusion die device of the present invention can be realized the one-shot forming in the upper and lower hole of workpiece, has advantages of saving material, reduces manufacturing procedure, saves time, enhances productivity.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of described workpiece.
Fig. 3 is the top view of Fig. 2.
Fig. 4 is the upward view of Fig. 2.
The specific embodiment
Below in conjunction with concrete accompanying drawing, the invention will be further described.
As shown in Figure 1: described endoporus Multiple Shape cold extrusion die device comprises top mold frame 1, punch cushion block 2, epirelief die holder 3, lower platen 4, circle stress 5, die shoe 6, lower mold holder 7, punch fixed cover 8, top board 9, punch case 10, upper male mould 11, bolt 12, outer ring 13, hollow push rod 14, centre circle 15, inner ring 16, lower punch 17, workpiece 18, middle cloudy circle 19, punch fixed block 20, the little push rod 21 of three equal parts, punch cushion block 22 etc.
As shown in Figure 1, the present invention includes top mold frame 1 and lower mold holder 7, at the fixing epirelief die holder 3 of lower surface of top mold frame 1, at the fixing top board 9 of lower surface of epirelief die holder 3, at the interior punch fixed cover 8 that arranges of epirelief die holder 3, at the interior punch case 10 that arranges of punch fixed cover 8, at the interior upper male mould 11 that arranges of punch case 10, the top endoporus of the forming surface of upper male mould 11 and workpiece 18 matches, and between punch fixed cover 8 and top mold frame 1, punch cushion block 2 is set; Upper surface at described lower mold holder 2 is fixed die shoe 6 by bolt 12, at the fixing lower platen 4 of upper surface of die shoe 6, in the interior outer ring 13 that arranges of die shoe 6, interior centre circle 15 and the circle stress 5 of arranging in outer ring 13, at the interior inner ring 16 that arranges of centre circle 15, middle cloudy circle 19 is set circle stress 5 is interior, punch cushion block 22 and punch fixed block 20 are set in the bottom of inner ring 16, at inner ring 16 with middle cloudy circle 19 is interior that hollow push rod 14 is set, the interior lower punch 17 that arranges of hollow push rod 14, the bottom endoporus of the forming surface of lower punch 17 and workpiece 18 matches;
The little push rod 21 of three equal parts is set on described lower mold holder 2, and the upper end of the little push rod 21 of three equal parts is stretched in punch cushion block 22 and punch fixed block 20, the lower end of withstanding hollow push rod 14.
The present invention, when work, is positioned over workpiece 18 on hollow push rod 14, and the one-shot forming of hole up and down of workpiece 18, has advantages of saving material, reduces manufacturing procedure, saves time, enhances productivity.

Claims (3)

1. an endoporus Multiple Shape cold extrusion die device, comprise top mold frame (1) and lower mold holder (7), it is characterized in that: at the fixing epirelief die holder (3) of lower surface of described top mold frame (1), at the fixing top board (9) of lower surface of epirelief die holder (3), punch fixed cover (8) is set in epirelief die holder (3), punch case (10) is set in punch fixed cover (8), upper male mould (11) is set in punch case (10), and the top endoporus of the forming surface of upper male mould (11) and workpiece (18) matches; At the fixing die shoe (6) of upper surface of described lower mold holder (2), at the fixing lower platen (4) of upper surface of die shoe (6), outer ring (13) is set in die shoe (6), centre circle (15) and circle stress (5) are set in outer ring (13), inner ring (16) is set in centre circle (15), middle cloudy circle (19) is set in circle stress (5), in inner ring (16) and middle cloudy circle (19), hollow push rod (14) is set, lower punch (17) is set in hollow push rod (14), and the bottom endoporus of the forming surface of lower punch (17) and workpiece (18) matches.
2. endoporus Multiple Shape cold extrusion die device as claimed in claim 1, is characterized in that: between described punch fixed cover (8) and top mold frame (1), punch cushion block (2) is set.
3. endoporus Multiple Shape cold extrusion die device as claimed in claim 1, it is characterized in that: punch cushion block (22) and punch fixed block (20) are set in the bottom of described inner ring (16), the little push rod of three equal parts (21) is set on lower mold holder (2), the upper end of the little push rod of three equal parts (21) is stretched in punch cushion block (22) and punch fixed block (20), withstands the lower end of hollow push rod (14).
CN201410036934.0A 2014-01-26 2014-01-26 Multi-shape cold extrusion die device of inner holes Pending CN103736770A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410036934.0A CN103736770A (en) 2014-01-26 2014-01-26 Multi-shape cold extrusion die device of inner holes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410036934.0A CN103736770A (en) 2014-01-26 2014-01-26 Multi-shape cold extrusion die device of inner holes

Publications (1)

Publication Number Publication Date
CN103736770A true CN103736770A (en) 2014-04-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410036934.0A Pending CN103736770A (en) 2014-01-26 2014-01-26 Multi-shape cold extrusion die device of inner holes

Country Status (1)

Country Link
CN (1) CN103736770A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109772919A (en) * 2018-12-19 2019-05-21 河南平高电气股份有限公司 A kind of extrusion die
CN111069414A (en) * 2019-12-26 2020-04-28 顺科新能源技术股份有限公司 Part punching device and method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003084690A1 (en) * 2002-04-05 2003-10-16 Sms Eumuco Gmbh Extruder and pipe extruder
DE102004005879A1 (en) * 2004-02-05 2005-09-08 Forschungsgesellschaft Umformtechnik Mbh Ring die support structure for extrusion press has metal ring surrounding ceramic die and has support rings above and below die to relieve die of tensional stresses
CN102284542A (en) * 2011-06-10 2011-12-21 无锡市神力齿轮冷挤有限公司 One-time forming die for external gear with internal curved surface cavity
CN203061588U (en) * 2012-12-29 2013-07-17 牟维军 Metal extrusion die
CN103230950A (en) * 2013-05-09 2013-08-07 无锡市神力齿轮冷挤有限公司 Spline gear cold extrusion one-step molding device
CN203316662U (en) * 2013-04-17 2013-12-04 洛阳秦汉冷锻有限公司 Cold extrusion forming die for high-temperature-alloy high-strength skirt type self-locking hexagonal screw cap
CN203678898U (en) * 2014-01-26 2014-07-02 无锡市神力齿轮冷挤有限公司 Cold extrusion mould device for various shapes of inner holes

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003084690A1 (en) * 2002-04-05 2003-10-16 Sms Eumuco Gmbh Extruder and pipe extruder
DE102004005879A1 (en) * 2004-02-05 2005-09-08 Forschungsgesellschaft Umformtechnik Mbh Ring die support structure for extrusion press has metal ring surrounding ceramic die and has support rings above and below die to relieve die of tensional stresses
CN102284542A (en) * 2011-06-10 2011-12-21 无锡市神力齿轮冷挤有限公司 One-time forming die for external gear with internal curved surface cavity
CN203061588U (en) * 2012-12-29 2013-07-17 牟维军 Metal extrusion die
CN203316662U (en) * 2013-04-17 2013-12-04 洛阳秦汉冷锻有限公司 Cold extrusion forming die for high-temperature-alloy high-strength skirt type self-locking hexagonal screw cap
CN103230950A (en) * 2013-05-09 2013-08-07 无锡市神力齿轮冷挤有限公司 Spline gear cold extrusion one-step molding device
CN203678898U (en) * 2014-01-26 2014-07-02 无锡市神力齿轮冷挤有限公司 Cold extrusion mould device for various shapes of inner holes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109772919A (en) * 2018-12-19 2019-05-21 河南平高电气股份有限公司 A kind of extrusion die
CN111069414A (en) * 2019-12-26 2020-04-28 顺科新能源技术股份有限公司 Part punching device and method

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Application publication date: 20140423

RJ01 Rejection of invention patent application after publication