CN203370857U - Cold-extrusion die for axle bumper bolt - Google Patents
Cold-extrusion die for axle bumper bolt Download PDFInfo
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- CN203370857U CN203370857U CN201320409424.4U CN201320409424U CN203370857U CN 203370857 U CN203370857 U CN 203370857U CN 201320409424 U CN201320409424 U CN 201320409424U CN 203370857 U CN203370857 U CN 203370857U
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- fixed head
- die
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- counterdie
- push rod
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Abstract
The utility model discloses a cold-extrusion die for an axle bumper bolt. The cold-extrusion die comprises a die handle (1), an upper die fixing plate (2), an upper base plate (3), a fixing plate (4) axially limited with an upper punch (5), a lower die (6), a middle sleeve (7), a lower die sleeve (8), a lower liner (9) and a lower die fixing plate (10), wherein the upper die fixing plate, the upper base plate and the fixing plate are sequentially connected from top to bottom by fasteners; the lower die, the middle sleeve, the lower die sleeve, the lower liner and the lower die fixing plate are sequentially connected from top to bottom through fasteners; the die further comprises a die core (11) and an ejector block (12); under a die assembling state, the upper punch (5), the center hole of the lower die (6), the middle sleeve (7) and the doe core (11) form a cavity for molding the axle bumper bolt; a material ejecting device which is placed against the ejector block (12) is also arranged at the bottom part of the lower die fixing plate (10). The cold-extrusion die can be used for producing axle bumper bolts.
Description
Technical field
The present invention relates to a kind of cold extrusion die for the production of the universal wheel securing member, relate to or rather a kind of axle shelves bolt cold extrusion die.
Background technology
A kind of axle shelves bolt is arranged at present, this axle bumper bolt is for the assembling of universal wheel, it is a kind of securing member, the employing copper rod is raw material, add and need carry out the operations such as blank, punching, cutting and fine finishining man-hour, this processing mode is loaded down with trivial details, raw materials consumption is large, production efficiency is low, and cold extrusion die has advantages of that processing is simple, conservation of raw material, production efficiency are high, but at present there are no the axle shelves bolt cold extrusion die for the production of described axle bumper bolt.
Summary of the invention
The technical problem to be solved in the present invention is that a kind of axle shelves bolt cold extrusion die that can be used for producing the axle bumper bolt is provided.
Technical solution of the present invention is, a kind of axle shelves bolt cold extrusion die with following structure is provided, comprises that die shank, the upper mould fixed plate sequentially connected by securing member, upper padding plate and axial limiting have the fixed head of upper punch, the counterdie sequentially be connected by securing member, middle cover, lower die-sleeve, lower gasket and counterdie fixed head from top to bottom from top to bottom, it also comprises core rod and jacking block, described jacking block is fixed on the bottom of core rod, described core rod sliding fit is in the hole of middle cover, described jacking block sliding fit is in the hole of lower die-sleeve, be provided with many first stage clips between described jacking block and middle cover, described upper punch, the centre bore of counterdie, middle cover, core rod is formed into the cavity of profile shaft shelves bolt at the matched moulds state, described cavity comprises the first forming cavity of moulding bolt head, the second forming cavity of the annular protrusion of moulding bolt, the 3rd forming cavity of moulding bolt loop concave, and the 4th forming cavity of the screw blank of moulding bolt, the bottom of described counterdie fixed head also is provided with the Lifting Device offseted with jacking block.
Described Lifting Device comprises capping, push rod fixed head, two davit and push rods that are socketed with respectively the second stage clip; Described capping be fixed on the push rod fixed head under, described davit passes through to screw in the screwed hole of counterdie fixed head through capping, push rod fixed head successively; The end surface of step hole of the openend of the screwed hole of every the second stage clip upper end and counterdie fixed head offsets, the end surface of step hole of the through hole upper end of lower end and push rod fixed head offsets, the internal diameter of the through hole passed for davit in described capping is greater than the head outer diameter of davit, the internal diameter of the through hole that described push rod fixed head passes for davit is less than the head outer diameter of davit, the bottom axial limiting of described push rod is on the push rod fixed head, and top and jacking block offset.
Described upper mould fixed plate axial restraint has two guide pillars that stretch out successively upper padding plate and fixed head through hole from top to bottom, and described counterdie, middle cover and lower die-sleeve are respectively equipped with two through holes that embed successively or separate for corresponding guide pillar.
After adopting above structure, the present invention has the following advantages: adopt copper rod as raw material, add man-hour, at first copper rod is put into to the centre bore of counterdie, when matched moulds, rely on described upper punch, the centre bore of counterdie, middle cover, the cavity that core rod is formed into profile shaft shelves bolt at the matched moulds state carries out moulding to copper rod, i.e. the first forming cavity type bolt head, the annular protrusion of the second forming cavity moulding bolt, the 3rd forming cavity moulding bolt loop concave, the screw blank of the 4th forming cavity moulding bolt, it is required form that copper rod is extruded moulding, after die sinking, Lifting Device ejects product, thereby complete product stripping.
As improvement, described Lifting Device comprises capping, push rod fixed head, two davit and push rods that are socketed with respectively the second stage clip; Described capping be fixed on the push rod fixed head under, described davit passes through to screw in the screwed hole of counterdie fixed head through capping, push rod fixed head successively; The end surface of step hole of the openend of the screwed hole of every the second stage clip upper end and counterdie fixed head offsets, the end surface of step hole of the through hole upper end of lower end and push rod fixed head offsets, the internal diameter of the through hole passed for davit in described capping is greater than the head outer diameter of davit, the internal diameter of the through hole that described push rod fixed head passes for davit is less than the head outer diameter of davit, the bottom axial limiting of described push rod is on the push rod fixed head, top and jacking block offset, above structure, effect push rod by the second stage clip can eject product fully, and liftout is effective.
As improvement, described upper mould fixed plate axial restraint has two guide pillars that stretch out successively upper padding plate and fixed head through hole from top to bottom, described counterdie, middle cover and lower die-sleeve are respectively equipped with two through holes that embed successively or separate for corresponding guide pillar, can save the many mould bases of originally setting up separately, can save material like this, reduce costs.
The accompanying drawing explanation
Sectional structure schematic diagram when Fig. 1 is axle shelves bolt cold extrusion die die sinking of the present invention.
Fig. 2 is the product structure schematic diagram after axle shelves bolt cold extrusion die of the present invention moulding.
Structural representation when Fig. 3 is axle shelves bolt cold extrusion die die sinking of the present invention.
Fig. 4 is the A section structure for amplifying schematic diagram of Fig. 3.
Fig. 5 is the B section structure for amplifying schematic diagram of Fig. 3.
Structural representation when Fig. 6 is axle shelves bolt cold extrusion die matched moulds of the present invention.
Shown in figure: 1, die shank, 2, upper mould fixed plate, 3, upper padding plate, 4, fixed head, 4.1, the first forming cavity, 5, upper punch, 6, counterdie, 7, middle cover, 7.1, the 4th forming cavity, 8, lower die-sleeve, 9, lower gasket, 10, the counterdie fixed head, 10.1, the second forming cavity, the 10.2, second forming cavity, 11, core rod, 12, jacking block, 13, the first stage clip, 14, capping, 15, the push rod fixed head, the 16, second stage clip, 17, davit, 18, push rod, 19, guide pillar.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
As shown in Figure 2, for axle shelves bolt cold extrusion die of the present invention axle shelves bolt blank to be processed, comprise bolt head 101, annular protrusion 102, loop concave 103, screw blank 104.
As shown in Fig. 1, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, axle shelves bolt cold extrusion die of the present invention, the upper mould fixed plate 2 that comprise die shank 1, sequentially connects from top to bottom by securing member, upper padding plate 3 and axial limiting have the fixed head 4 of upper punch 5, the counterdie 6 sequentially be connected by securing member, middle cover 7, lower die-sleeve 8, lower gasket 9 and counterdie fixed head 10 from top to bottom, it is characterized in that: it also comprises core rod 11 and jacking block 12, described jacking block 12 is fixed on the bottom of core rod 11, described core rod 11 sliding fits are in the hole of middle cover 7, described jacking block 12 sliding fits are in the hole of lower die-sleeve 8, be provided with many first stage clips 13 between described jacking block 12 and middle cover 7, described upper punch 5, the centre bore of counterdie 6, middle cover 7, core rod 11 is formed into the cavity of profile shaft shelves bolt at the matched moulds state, described cavity comprises the first forming cavity 4.1 of moulding bolt head, the second forming cavity 10.1 of the annular protrusion of moulding bolt, the 3rd forming cavity 10.2 of moulding bolt loop concave, and the 4th forming cavity 7.1 of the screw blank of moulding bolt, the bottom of described counterdie fixed head 10 also is provided with the Lifting Device offseted with jacking block 12.
Described Lifting Device comprises capping 14, push rod fixed head 15, two davit 17 and push rods 18 that are socketed with respectively the second stage clip 16; Described capping 14 be fixed on push rod fixed head 15 under, described davit 17 passes through to screw in the screwed hole of counterdie fixed head 10 through capping 14, push rod fixed head 15 successively; The end surface of step hole of the openend of the screwed hole of every the second stage clip 16 upper end and counterdie fixed head 10 offsets, the end surface of step hole of the through hole upper end of lower end and push rod fixed head 15 offsets, the internal diameter of the through hole passed for davit 17 in described capping 14 is greater than the head outer diameter of davit 17, the internal diameter of the through hole that described push rod fixed head 15 passes for davit 17 is less than the head outer diameter of davit 17, the bottom axial limiting of described push rod 18 is on push rod fixed head 15, and top and jacking block 12 offset.
Described upper mould fixed plate 2 axial restraints have two guide pillars 19 that stretch out successively upper padding plate 3 and fixed head 4 through holes from top to bottom, and described counterdie 6, middle cover 7 and lower die-sleeve 8 are respectively equipped with two through holes that embed successively or separate for corresponding guide pillar 19.
During matched moulds, at first copper rod is put into to the hole of counterdie 6, then upper mould fixed plate 2, the sheet 3 that powers on, fixed head 4 and drift 5 are worked downwards, guide pillar 19 is also downward simultaneously, after putting in place, the centre bore of described upper punch 5, counterdie 6, middle cover 7, core rod 11 are formed into the cavity of profile shaft shelves bolt at the matched moulds state, and copper rod is squeezed into the shape of this cavity, be the blank of axle shelves bolt, two guide pillars 19 also are embedded in respectively in axiality through hole corresponding to corresponding counterdie 6, middle cover 7 and lower die-sleeve 8 difference.
During parting, upper mould fixed plate 2, the sheet 3 that powers on, fixed head 4 and drift 5 are upwards replied, and capping 14 and push rod fixed head 15 upwards push jacking block 12 and core rod 11, and core rod ejects the product processed again.Jacking block 12, under the elastic force of many first stage clips 13, moves down recovery.Capping 14 and push rod fixed head 15, under the effect of the second stage clip 16, move down recovery.
Claims (3)
1. an axle shelves bolt cold extrusion die, the upper mould fixed plate (2) that comprise die shank (1), sequentially connects from top to bottom by securing member, upper padding plate (3) and axial limiting have the fixed head (4) of upper punch (5), the counterdie (6) sequentially be connected by securing member, middle cover (7), lower die-sleeve (8), lower gasket (9) and counterdie fixed head (10) from top to bottom, it is characterized in that: it also comprises core rod (11) and jacking block (12), described jacking block (12) is fixed on the bottom of core rod (11), described core rod (11) sliding fit is in the hole of middle cover (7), described jacking block (12) sliding fit is in the hole of lower die-sleeve (8), be provided with many first stage clips (13) between described jacking block (12) and middle cover (7), described upper punch (5), the centre bore of counterdie (6), middle cover (7), core rod (11) is formed into the cavity of profile shaft shelves bolt at the matched moulds state, described cavity comprises first forming cavity (4.1) of moulding bolt head, second forming cavity (10.1) of the annular protrusion of moulding bolt, the 3rd forming cavity (10.2) of moulding bolt loop concave, and the 4th forming cavity (7.1) of the screw blank of moulding bolt, the bottom of described counterdie fixed head (10) also is provided with the Lifting Device offseted with jacking block (12).
2. axle shelves bolt cold extrusion die according to claim 1, it is characterized in that: described Lifting Device comprises capping (14), push rod fixed head (15), two davit (17) and push rods (18) that are socketed with respectively the second stage clip (16); Described capping (14) be fixed on push rod fixed head (15) under, described davit (17) passes through to screw in the screwed hole of counterdie fixed head (10) through capping (14), push rod fixed head (15) successively; The end surface of step hole of the openend of the screwed hole of every the second stage clip (16) upper end and counterdie fixed head (10) offsets, the end surface of step hole of the through hole upper end of lower end and push rod fixed head (15) offsets, the internal diameter of the upper through hole passed for davit (17) of described capping (14) is greater than the head outer diameter of davit (17), the internal diameter of the through hole that described push rod fixed head (15) passes for davit (17) is less than the head outer diameter of davit (17), the bottom axial limiting of described push rod (18) is upper at push rod fixed head (15), and top and jacking block (12) offset.
3. axle shelves bolt cold extrusion die according to claim 1, it is characterized in that: described upper mould fixed plate (2) axial restraint has two guide pillars (19) that stretch out successively upper padding plate (3) and fixed head (4) through hole from top to bottom, and described counterdie (6), middle cover (7) and lower die-sleeve (8) are respectively equipped with two through holes that embed successively or separate for corresponding guide pillar (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320409424.4U CN203370857U (en) | 2013-07-09 | 2013-07-09 | Cold-extrusion die for axle bumper bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320409424.4U CN203370857U (en) | 2013-07-09 | 2013-07-09 | Cold-extrusion die for axle bumper bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203370857U true CN203370857U (en) | 2014-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320409424.4U Expired - Fee Related CN203370857U (en) | 2013-07-09 | 2013-07-09 | Cold-extrusion die for axle bumper bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203370857U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341516A (en) * | 2013-07-09 | 2013-10-09 | 宁波市鄞州剑均机械科技有限公司 | Cold extruding die for hub cone bolt |
| CN104259236A (en) * | 2014-09-11 | 2015-01-07 | 东莞诚兴五金制品有限公司 | Die for expansion bolt |
-
2013
- 2013-07-09 CN CN201320409424.4U patent/CN203370857U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103341516A (en) * | 2013-07-09 | 2013-10-09 | 宁波市鄞州剑均机械科技有限公司 | Cold extruding die for hub cone bolt |
| CN103341516B (en) * | 2013-07-09 | 2016-01-27 | 宁波市鄞州剑均机械科技有限公司 | Axle shelves bolt cold extrusion die |
| CN104259236A (en) * | 2014-09-11 | 2015-01-07 | 东莞诚兴五金制品有限公司 | Die for expansion bolt |
| CN104259236B (en) * | 2014-09-11 | 2016-05-18 | 东莞诚兴五金制品有限公司 | Draw explosion bolt mould |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 Termination date: 20140709 |
|
| EXPY | Termination of patent right or utility model |