CN2917360Y - Fastener - Google Patents

Fastener Download PDF

Info

Publication number
CN2917360Y
CN2917360Y CN 200620051665 CN200620051665U CN2917360Y CN 2917360 Y CN2917360 Y CN 2917360Y CN 200620051665 CN200620051665 CN 200620051665 CN 200620051665 U CN200620051665 U CN 200620051665U CN 2917360 Y CN2917360 Y CN 2917360Y
Authority
CN
China
Prior art keywords
eccentric shaft
joint
eccentric
fastener
pedestal
Prior art date
Application number
CN 200620051665
Other languages
Chinese (zh)
Inventor
黄汉卿
Original Assignee
黄汉卿
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 黄汉卿 filed Critical 黄汉卿
Priority to CN 200620051665 priority Critical patent/CN2917360Y/en
Application granted granted Critical
Publication of CN2917360Y publication Critical patent/CN2917360Y/en

Links

Abstract

The utility model discloses a fastening tool, which comprises: a base that is provided with a combination part, wherein a jamming part is arranged at the two sides of the combination part and is provided with jamming teeth; a trip piece is provided with a trip part; an elastic body; an eccentric shaft that is rolled from sheet metal, wherein the two ends of the eccentric shaft are pivoted with a combination part arranged in the base and the eccentric shaft can produce corresponding pivot pendulum with the base and is also provided with an eccentricity part that is provided with teeth at the position that faces the jamming teeth in the jamming part and a firm jamming part is respectively arranged at the two ends of the eccentricity part; a fastening part that is respectively arranged at the two sides of the trip part of the trip piece, wherein the trip piece is stamped from sheet metal into one entity and the two fastening parts are respectively connected with the two firm jamming parts and the two ends of the elastic body is respectively arranged between the two firm jamming parts and the combination part. The utility model is made from sheet metal, which has a low production cost, a long service life, rapid manufacture and massive production.

Description

Fastener

Technical field

The utility model relates to a kind of fastener, refers to a kind of can the manufacturing fast and mass-produced fastener especially.

Background technology

With reference to Fig. 1, its known fastener 1 includes a pedestal 2, a pulling piece 3, a pivot 4, an elastomer 5 and a pin member 6; This pedestal 2 is provided with a joint portion 7, this joint portion 7 is the U font, these 7 bottom surfaces, joint portion are provided with a perforation 8 and one through hole 9, this perforation 8 and this through hole 9 can stretch through for the rope (not shown) respectively, this joint portion 7 is provided with a division board 10 between this perforation 8 and this through hole 9, this division board 10 and these through hole 9 contact positions have a sidewall 11, this pedestal 2 vertically is provided with a card division 12 between these 7 both sides, joint portion, this card division 12 is provided with latch 13, and should bore a hole 8 between this card division 12 and this division board 10.

This pulling piece 3 is provided with an eccentric part 14, the latch 13 of these eccentric part 14 corresponding these card divisions 12 is provided with tooth 15, this eccentric part 14 laterally is provided with a pivot hole 16, this pulling piece 3 is provided with a pulling part 17 differing from these eccentric part 14 1 ends, this pulling piece 3 is the allumen extrusion forming, and in the process of extrusion forming, allumen must just can extrude in heating, and this pulling piece 3 will leave standstill cooling behind extrusion forming just tangible, to avoid scald.

The stretch through pivot hole 16 of this pulling piece 3 of this pivot 4, and this pivot 4 is incorporated into 7 both sides, joint portion of this pedestal 2, makes this pulling piece 3 produce relative pivot pendulum with this pedestal 2.

This elastomer 5 is formed in one, these elastomer 5 middle parts are provided with a junction 18, this connecting portion 18 is fastened on this pulling part 17, this elastomer 5 is respectively equipped with a hole clipping 19 at these connecting portion 18 two ends, this two hole clipping 19 is sheathed on this pivot 4 respectively, two hole clippings 19 of this elastomer 5 are respectively between this eccentric part 14 and this joint portion 7, these elastomer 5 two ends are respectively equipped with an end 20, this two end 20 wears this through hole 9 respectively and is fastened on this division board 10 sidewalls 11, and this elastomer 5 can provide the strength of these pulling piece 3 involutions.

This pin member 6 is fixedly arranged on an end of these 7 both sides, joint portion, makes this card division 12 between this pin member 6 and this pulling piece 3.

This known structure still has shortcoming in practicality, because of this pulling piece 3 is the allumen extrusion forming, it produces speed and reaches high feed consumption slowly, and the allumen raw material is expensive and hardness is low, causes the production cost height but low pulling piece 3 of life-span, and the necessity of improvement is arranged in fact.

Again in the process of extrusion forming, allumen must just can extrude in heating, and this pulling piece 3 will to leave standstill cooling behind extrusion forming just tangible, scald avoiding, this measure, the expense that not only heats the fuel of usefulness can cause production cost significantly to improve, and big place must be set in addition to leave standstill this pulling piece 3 of cooling, makes manufacturing time prolong, moreover operator is in the working environment of high temperature, make operator feel tired easily, even scalded, and the industrial injury incident takes place by the equipment of high temperature or part.

Therefore, the utility model problem of wanting to get rid of or alleviating prior art at least and met with.

The utility model content

Technical problem to be solved in the utility model is, at the deficiencies in the prior art, provide low and life-span of a kind of production cost grow, can make fast, mass-produced fastener.

In order to solve the problems of the technologies described above, the technical scheme that the utility model adopted is: a kind of fastener, and it includes: a pedestal, this pedestal is provided with a joint portion, and this pedestal is provided with a card division between these both sides, joint portion, and this card division is provided with latch; One pulling piece, this pulling piece is provided with a pulling part; One elastomer; It is characterized in that: this fastener also comprises an eccentric shaft, the eccentric shaft two ends of this iron material rolling and forming are hubbed at the joint portion of this pedestal, this eccentric shaft can produce relative pivot pendulum with this pedestal, this eccentric shaft is provided with an eccentric part, this eccentric part is provided with tooth towards the latch of this card division, and this eccentric shaft is respectively equipped with a holding division at these eccentric part two ends; This pulling piece is respectively equipped with a fastening part in these pulling part both sides, and this pulling piece is that the iron material punching press is one-body molded, this two fastening part respectively with this two holding divisions combination, these elastomer two ends are arranged at respectively between this two holding division and this joint portion.

Two holding divisions of described eccentric shaft are square, and two holding divisions of corresponding this eccentric shaft in two fastening parts of this pulling piece are respectively equipped with a square hole, and this two square hole is punch forming, and this two square hole is sheathed on two holding divisions respectively, and this pulling piece is fastened at this eccentric shaft.Described eccentric shaft laterally is provided with an axle center, is provided with an eccentric part in this middle part, axle center, and these two ends, axle center are hubbed at the joint portion of this pedestal.

Described elastomer middle part is provided with a junction, this connecting portion is fastened on described pulling part, this elastomer is respectively equipped with a hole clipping at these connecting portion two ends, and this two hole clipping is sheathed on the axle center of described eccentric shaft respectively, and this two hole clipping is respectively between described two holding divisions and described joint portion.

Described joint portion is the U font, its bottom surface is provided with a perforation and a through hole, between this perforation and this through hole, be provided with a division board, this division board and this through hole contact position have a sidewall, described elastomer two ends are respectively equipped with an end, and this two end wears this through hole respectively and is fastened on the sidewall of this division board.Bottom surface, described joint portion is provided with a perforate, and this card division and this perforate contact position have a sidewall, and described elastomer two ends are respectively equipped with an end, and this two end wears this perforate respectively and is fastened on the sidewall of this card division.

Described eccentric part ovalize, the card division of described pedestal vertically are arranged between the both sides, joint portion of described pedestal, and the major axis of described eccentric part longitudinal cross-section is transversely arranged; Or described eccentric part ovalize, the card division of described pedestal is horizontally set between the both sides, joint portion of described pedestal, and the major axis of described eccentric part longitudinal cross-section is vertical arrangement.

Described fastener more includes a pin member, and this pin member is fixedly arranged on both sides, described joint portion.Described card division is between described pin member and described eccentric shaft.

Compared with prior art, the beneficial effects of the utility model are:

1. the utility model " fastener ", wherein this eccentric shaft is the iron material rolling and forming, so this eccentric shaft is except can making fast and producing in a large number, more can promote the structural strength of this eccentric shaft widely, in addition, also effective conservation, and the hardness of iron material can prolong the life-span of normal this eccentric shaft more than the allumen height.

2. the utility model " fastener ", wherein this pulling piece is that iron material uses progressive die punching press one-body molded, not only this pulling part and this fastening part structural strength each other can strengthen widely, also have light-weighted characteristics, effective conservation, and the hardness of iron material can prolong the life-span of this pulling piece more than the allumen height.And two square holes of this pulling piece are punch forming, and are so this square hole can moulding in the lump when this pulling piece moulding, quite fast convenient.

3. the utility model " fastener ", wherein the raw material of this eccentric shaft and this pulling piece is all iron material, and is with low cost, can effectively reduce production costs, and improves industrial competitiveness.

4. the utility model " fastener ", but wherein this eccentric shaft and this pulling piece all cold-working finish goods, except manufacturing time shortens, also can make operator that preferable working environment is arranged and avoid operator to scald because of high-temperature operation.Other purpose, advantage and novel characteristics of the present utility model will be more obvious from the following detailed description and related drawings.

Description of drawings

Fig. 1 is the three-dimensional exploded view of known structure.

Fig. 2 is a stereo appearance figure of the present utility model.

Fig. 3 is a three-dimensional exploded view of the present utility model.

Fig. 4 is a sectional side view of the present utility model.

Fig. 5 is the continuity of Fig. 4, and the major axis of expression eccentric part longitudinal cross-section is transversely arranged.

Fig. 6 is the stereo appearance figure of second embodiment of the utility model.

Fig. 7 is the three-dimensional exploded view of second embodiment of the utility model.

Fig. 8 is the sectional side view of second embodiment of the utility model.

Fig. 9 is the continuity of Fig. 8, and the major axis of expression eccentric part longitudinal cross-section is vertical arrangement.

Label declaration:

(known structure)

1 fastener, 2 pedestals

3 pulling pieces, 4 pivots

5 elastomers, 6 pin members

8 perforation of 7 joint portions

9 through holes, 10 division boards

11 sidewalls, 12 card divisions

13 latches, 14 eccentric parts

15 teeth, 16 pivot holes

17 pulling parts, 18 connecting portions

19 hole clippings, 20 ends

(the utility model)

30 fasteners

40 pedestals, 41 joint portions

411 perforation, 412 through holes

413 division boards, 414 sidewalls

42 card divisions, 421 latches

50 eccentric shafts, 51 axle center

52 eccentric parts, 521 teeth

53 holding division L major axis

60 pulling pieces, 61 pulling parts

62 fastening parts, 621 square holes

70 elastomers, 71 connecting portions

72 hole clippings, 73 ends

80 pin members, 90 fasteners

100 pedestals, 101 joint portions

103 perforates of 102 card divisions

104 sidewalls, 105 latches

110 eccentric shafts, 111 holding divisions

112 axle center, 113 eccentric parts

114 tooth L1 major axis

120 pin members

The specific embodiment

The technology that relevant the utility model adopted, means and effect thereof, lift a preferred embodiment now and cooperate graphic detailed description as after, this only for the usefulness of explanation, is not subjected to this kind structural limitations in patent application.

With reference to Fig. 2 and Fig. 3, according to first embodiment of the present utility model, its fastener 30 includes a pedestal 40, an eccentric shaft 50, a pulling piece 60 and an elastomer 70; The axle center 51 of this eccentric shaft 50 is hubbed at this pedestal 40, two fastening parts 62 of this pulling piece 60 are incorporated into two holding divisions 53 of this eccentric shaft 50 respectively, make this pulling piece 60 can drive this eccentric shaft 50 and produce relative pivot pendulum with this pedestal 40, two hole clippings 72 of this elastomer 70 are sheathed on the axle center 51 of this eccentric shaft 50 respectively, this two hole clipping 72 is between this two holding division 53 and this joint portion 41, the connecting portion 71 of this elastomer 70 is fastened on the pulling part 61 of this pulling piece 60, two ends 73 of this elastomer 70 wear the through hole 412 of this pedestal 40 respectively and are fastened on the sidewall 414 of this division board 413, and this elastomer 70 can provide the strength of these pulling piece 60 involutions.

This pedestal 40 is provided with a joint portion 41, this joint portion 41 is the U font, these 41 bottom surfaces, joint portion are provided with a perforation 411 and one through hole 412, this perforation 411 and this through hole 412 can stretch through for the rope (not shown) respectively, this joint portion 41 is provided with a division board 413 between this perforation 411 and this through hole 412, this division board 413 and these through hole 412 contact positions have a sidewall 414, this pedestal 40 vertically is provided with a card division 42 between these 41 both sides, joint portion, this card division 42 is provided with latch 421, and this perforation 411 is between this card division 42 and this division board 413.This fastener 30 more includes a pin member 80, and this pin member 80 is fixedly arranged on an end of these 41 both sides, joint portion, and this card division 42 is between this pin member 80 and this perforation 411.

This eccentric shaft 50 is the iron material rolling and forming, thus this eccentric shaft 50 except can making fast and producing in a large number, the structural strength that more can promote this eccentric shaft 50 widely.Simultaneously with reference to Fig. 4 and Fig. 5, Fig. 4 and Fig. 5 are all sectional side view of the present utility model, this eccentric shaft 50 laterally is provided with an axle center 51,51 two ends, axle center of this eccentric shaft 50 are hubbed at the joint portion 41 of this pedestal 40, make this eccentric shaft 50 produce relative pivot pendulum with this pedestal 40, this eccentric shaft 50 is near these 41 middle parts, joint portion, and this eccentric shaft 50 is positioned at this 411 tops of boring a hole, and the card division 42 of this pedestal 40 is between this eccentric shaft 50 and this pin member 80.This eccentric shaft 50 is provided with an eccentric part 52 in these 51 middle parts, axle center, this eccentric part 52 is like oval, these eccentric part 52 longitudinal cross-sections have a longitudinal axis L, this eccentric part 52 is provided with tooth 521 towards the latch 421 of this card division 42, this eccentric shaft 50 is respectively equipped with a holding division 53 at these eccentric part 52 two ends, and this two holding division 53 is square.

This pulling piece 60 uses progressive die punching press one-body molded for iron material, this pulling piece 60 is provided with a pulling part 61, this pulling piece 60 is respectively equipped with a fastening part 62 in these pulling part 61 both sides, and by this, this pulling part 61 and this fastening part 62 structural strength each other can strengthen widely.These two fastening parts, 62 corresponding these two holding divisions 53 are respectively equipped with a square hole 621, this two square hole 621 is punch forming, so this square hole 621 can moulding in the lump when these pulling piece 60 moulding, quite fast convenient, this two square hole 621 is sheathed on this two holding division 53 respectively, make this pulling piece 60 be fastened at this eccentric shaft 50, by the pulling part 61 of pulling this pulling piece 60, this pulling piece 60 can drive this eccentric shaft 50 and produce relative pivot pendulum with this pedestal 40.

This elastomer 70 can be embodied as a spring, this elastomer 70 is formed in one, these elastomer 70 middle parts are provided with a junction 71, this connecting portion 71 is fastened on this pulling part 61, this elastomer 70 is respectively equipped with a hole clipping 72 at these connecting portion 71 two ends, this two hole clipping 72 is sheathed on the axle center 51 of this eccentric shaft 50 respectively, this two hole clipping 72 is respectively between this two holding division 53 and this joint portion 41, these elastomer 70 two ends are respectively equipped with an end 73, this two end 73 wears this through hole 412 respectively and is fastened on the sidewall 414 of this division board 413, and this elastomer 70 can provide the strength of these pulling piece 60 involutions.

With reference to Fig. 4, it is a sectional side view of the present utility model, the square hole 621 of this pulling piece 60 is placed on the holding division 53 of this eccentric shaft 50, and by the pulling part 61 of pulling this pulling piece 60, this pulling piece 60 can drive this eccentric shaft 50 and produce relative pivot pendulum with this pedestal 40.The hole clipping 72 of this elastomer 70 is placed on the axle center 51 of this eccentric shaft 50, this hole clipping 72 is between this holding division 53 and this joint portion 41, the connecting portion 71 of this elastomer 70 is fastened on this pulling part 61, the end 73 of this elastomer 70 wears this through hole 412 and is fastened on the sidewall 414 of this division board 413, and this elastomer 70 can provide the strength of these pulling piece 60 involutions.The tooth 521 of this eccentric part 52 is towards the latch 421 of this card division 42.With reference to Fig. 5, it is the continuity of Fig. 4, shows this eccentric part 52 between two fastening parts 62 of this pulling piece 60, and the longitudinal axis L of these eccentric part 52 longitudinal cross-sections is transversely arranged.

With reference to Fig. 6 and Fig. 7, be second embodiment of the present utility model, the difference of itself and first embodiment is that the pedestal 100 of its fastener 90 laterally is provided with a card division 102 between these 101 both sides, joint portion, this eccentric shaft 110 is near an end of this joint portion 101, this joint portion 101 is provided with a pin member 120 between the both sides of an end that differs from this eccentric shaft 110, these 101 bottom surfaces, joint portion are provided with a perforate 103 between this pin member 120 and this eccentric shaft 110, this perforate 103 can stretch through for rope, this card division 102 and these perforate 103 contact positions have a sidewall 104, and two ends 73 of this elastomer 70 wear this perforate 103 respectively and are fastened on the sidewall 104 of this card division 102.

With reference to Fig. 8, it is the sectional side view of second embodiment of the utility model, the square hole 621 of this pulling piece 60 is placed on the holding division 111 of this eccentric shaft 110, and by the pulling part 61 of pulling this pulling piece 60, this pulling piece 60 can drive this eccentric shaft 110 and produce relative pivot pendulum with this pedestal 100.The hole clipping 72 of this elastomer 70 is placed on the axle center 112 of this eccentric shaft 110, this hole clipping 72 is between this holding division 111 and this joint portion 101, the connecting portion 71 of this elastomer 70 is fastened on this pulling part 61, the end 73 of this elastomer 70 wears this perforate 103 and is fastened on the sidewall 104 of this card division 102, and this elastomer 70 can provide the strength of these pulling piece 60 involutions.The tooth 114 of the eccentric part 113 of this eccentric shaft 110 is towards the latch 105 of this card division 102.With reference to Fig. 9, it is the continuity of Fig. 8, shows this eccentric part 113 between two fastening parts 62 of this pulling piece 60, and the longitudinal axis L 1 of these eccentric part 113 longitudinal cross-sections is vertical arrangement.

Claims (10)

1. fastener, it includes: a pedestal, this pedestal is provided with a joint portion, and this pedestal is provided with a card division between these both sides, joint portion, and this card division is provided with latch; One pulling piece, this pulling piece is provided with a pulling part; One elastomer; It is characterized in that: this fastener also comprises an eccentric shaft, the eccentric shaft two ends of this iron material rolling and forming are hubbed at the joint portion of this pedestal, this eccentric shaft can produce relative pivot pendulum with this pedestal, this eccentric shaft is provided with an eccentric part, this eccentric part is provided with tooth towards the latch of this card division, and this eccentric shaft is respectively equipped with a holding division at these eccentric part two ends; This pulling piece is respectively equipped with a fastening part in these pulling part both sides, and this pulling piece is that the iron material punching press is one-body molded, this two fastening part respectively with this two holding divisions combination, these elastomer two ends are arranged at respectively between this two holding division and this joint portion.
2. fastener according to claim 1, it is characterized in that: two holding divisions of described eccentric shaft are square, two holding divisions of corresponding this eccentric shaft in two fastening parts of this pulling piece are respectively equipped with a square hole, this two square hole is punch forming, this two square hole is sheathed on two holding divisions respectively, and this pulling piece is fastened at this eccentric shaft.
3. fastener according to claim 1 is characterized in that: described eccentric shaft laterally is provided with an axle center, is provided with an eccentric part in this middle part, axle center, and these two ends, axle center are hubbed at the joint portion of this pedestal.
4. fastener according to claim 3, it is characterized in that: described elastomer middle part is provided with a junction, this connecting portion is fastened on described pulling part, this elastomer is respectively equipped with a hole clipping at these connecting portion two ends, this two hole clipping is sheathed on the axle center of described eccentric shaft respectively, and this two hole clipping is respectively between described two holding divisions and described joint portion.
5. fastener according to claim 4, it is characterized in that: described joint portion is the U font, its bottom surface is provided with a perforation and a through hole, between this perforation and this through hole, be provided with a division board, this division board and this through hole contact position have a sidewall, described elastomer two ends are respectively equipped with an end, and this two end wears this through hole respectively and is fastened on the sidewall of this division board.
6. fastener according to claim 4, it is characterized in that: bottom surface, described joint portion is provided with a perforate, this card division and this perforate contact position have a sidewall, and described elastomer two ends are respectively equipped with an end, and this two end wears this perforate respectively and is fastened on the sidewall of this card division.
7. fastener according to claim 1 is characterized in that: described eccentric part is like oval, and the card division of described pedestal vertically is arranged between the both sides, joint portion of described pedestal, and the major axis of described eccentric part longitudinal cross-section is transversely arranged.
8. fastener according to claim 1 is characterized in that: described eccentric part is like oval, and the card division of described pedestal is horizontally set between the both sides, joint portion of described pedestal, and the major axis of described eccentric part longitudinal cross-section is vertical arrangement.
9. fastener according to claim 1 is characterized in that: described fastener more includes a pin member, and this pin member is fixedly arranged on both sides, described joint portion.
10. fastener according to claim 9 is characterized in that: described card division is between described pin member and described eccentric shaft.
CN 200620051665 2006-07-17 2006-07-17 Fastener CN2917360Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620051665 CN2917360Y (en) 2006-07-17 2006-07-17 Fastener

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200620051665 CN2917360Y (en) 2006-07-17 2006-07-17 Fastener

Publications (1)

Publication Number Publication Date
CN2917360Y true CN2917360Y (en) 2007-07-04

Family

ID=38215164

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200620051665 CN2917360Y (en) 2006-07-17 2006-07-17 Fastener

Country Status (1)

Country Link
CN (1) CN2917360Y (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102424188A (en) * 2011-08-06 2012-04-25 张照春 Convenient object fixer
CN104080517A (en) * 2011-11-18 2014-10-01 Db工业股份有限公司 Connecting adjustment assembly
CN104080517B (en) * 2011-11-18 2016-11-30 Db工业股份有限公司 Connect and adjust assembly
CN107495508A (en) * 2016-11-09 2017-12-22 蒋红娟 A kind of mouth mask
US10086234B2 (en) 2010-03-06 2018-10-02 D B Industries, Llc Pole climbing fall prevention assembly

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10086234B2 (en) 2010-03-06 2018-10-02 D B Industries, Llc Pole climbing fall prevention assembly
CN102424188A (en) * 2011-08-06 2012-04-25 张照春 Convenient object fixer
CN104080517A (en) * 2011-11-18 2014-10-01 Db工业股份有限公司 Connecting adjustment assembly
CN104080517B (en) * 2011-11-18 2016-11-30 Db工业股份有限公司 Connect and adjust assembly
US9931526B2 (en) 2011-11-18 2018-04-03 D B Industries, Llc Connecting adjustment assembly
CN107495508A (en) * 2016-11-09 2017-12-22 蒋红娟 A kind of mouth mask

Similar Documents

Publication Publication Date Title
CN1295041C (en) All fiber forging process for load-carrying vehicle hub axle and die therefor
CN2754767Y (en) Four position punching mould
CN202137312U (en) Cold-extrusion die for output spline shaft of automobile automatic transmission
CN202701121U (en) Anode copper sheet multi-station stamping grading mould
CN101695729B (en) Compound multi-cavity type high-speed stamping die
CN201978988U (en) Drawing part mouth edge anti-tilt roll rotary-cut mould
CN1753777A (en) Mechanical press device
CN206217222U (en) A kind of New Rotary tablet press machine
CN202398675U (en) Chain ring hook production device
CN201198060Y (en) High speed continuous stamping die internal tapping machine
CN201500895U (en) Novel mould press plate
CN203316568U (en) Shaft sleeve side punching multi-hole die
CN101412061A (en) U-shaped flexure mode
CN205200348U (en) Connecting piece punching press blanking mould
CN201735648U (en) Hyperbolic molding machine for large-scale arc-shaped plates
CN103567340A (en) Novel precision forging technology of straight toothed spur gear for automobile and mold
CN101879536B (en) Method for forming helical gear by radial cold extrusion and die thereof
CN201493401U (en) Compensation-type press-forming combined die for semi-circular thick steel plate
CN201371556Y (en) Injection mold slide core-pulling mechanism
CN103817236B (en) A kind of Ω shapes metalwork bending mould and its manufacturing process
CN101767117A (en) Method for processing camshaft spline of automotive brake and device therefor
CN203061760U (en) Automatic sheet discharging device
CN104525745A (en) Combined punching forming die for bending and shaping of bearing bush
CN201592530U (en) Double-punch head punching machine
CN201572838U (en) Edge covering mechanism

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20070704