CN207156525U - A kind of mould - Google Patents
A kind of mould Download PDFInfo
- Publication number
- CN207156525U CN207156525U CN201721235560.0U CN201721235560U CN207156525U CN 207156525 U CN207156525 U CN 207156525U CN 201721235560 U CN201721235560 U CN 201721235560U CN 207156525 U CN207156525 U CN 207156525U
- Authority
- CN
- China
- Prior art keywords
- alignment pin
- mentioned
- briquetting
- pin
- mould
- 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.)
- Expired - Fee Related
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- Forging (AREA)
Abstract
The utility model provides a kind of mould, belongs to field of mechanical technique.It solves the problems, such as that prior art is inefficient.This mould includes punch-pin and cavity plate, also include briquetting and alignment pin, above-mentioned cavity plate bottom has recessed forming cavity, above-mentioned punch-pin top has the forming part one to match with forming cavity, above-mentioned forming cavity center has the connecting hole run through, above-mentioned briquetting and connecting hole match and briquetting is located at connection hole, has the location structure of both positioning of energy between above-mentioned alignment pin bottom and forming part one, has between above-mentioned briquetting and alignment pin middle part for the forming part two at shaping workpiece center.This mould operating efficiency is high.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of mould.
Background technology
Alignment pin is all taper straight wall in existing mould, and the abrasion in forming process to alignment pin is very big, variable
Shape is even broken, therefore product also receives damage.
As can be seen that existing operating type efficiency is low, product fraction defective is high, and the interior alignment pin life-span is low in mould,
Increase production cost.
The content of the invention
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, there is provided a kind of improved mould,
So as to increase die life, operating efficiency is improved.
The purpose of this utility model can be realized by following technical proposal：
A kind of mould, including punch-pin and cavity plate, it is characterised in that also including briquetting and alignment pin, under above-mentioned cavity plate
Portion has recessed forming cavity, and above-mentioned punch-pin top has the forming part one to match with forming cavity, above-mentioned forming cavity center
With through connecting hole, above-mentioned briquetting and connecting hole match and briquetting be located at connection hole, above-mentioned alignment pin bottom and into
There is the location structure of both positioning of energy between type portion one, have between above-mentioned briquetting and alignment pin middle part in shaping workpiece
Forming part two at the heart.
Above-mentioned briquetting and connecting hole, which belong to, slides up and down connected mode, in both punch-pin and cavity plate matched moulds stage, briquetting by
Rising is slided until briquetting lower end flushes with connecting hole lower end to the upward holding power in alignment pin middle part, and forming part one is with being molded
The matching of portion two combines as forming parts structure.During briquetting, remain in the middle part of part and alignment pin and be fitted and connected, three
Person's connected mode can play fixation to forming part two, the effect of buffering, reduce product fraction defective, reduce mould and part it
Between hard contact wear.And in material returned stage, punch-pin and cavity plate separation, briquetting self gravitation effect ensure that in the middle part of part
Part is close to forming part all the time during the material returned, avoids occurring the phenomenon that gets stuck in forming cavity, so as to improve operation effect
Rate.
In a kind of above-mentioned mould, there is recessed positioning hole on the briquetting, above-mentioned alignment pin upper end can be embedding
At positioning hole.For alignment pin at briquetting positioning hole, such structure connection is closer, stable.
In a kind of above-mentioned mould, the alignment pin upper end has the introduction part in tip-angled shape.Introduction part structure
It is easier in punch-pin and cavity plate matched moulds in embedded above-mentioned positioning hole.
In a kind of above-mentioned mould, described forming part two is to the gear edge of its outside protrusion in the middle part of alignment pin.
In a kind of above-mentioned mould, the gear is along with having the transition part seamlessly transitted between alignment pin top.
In a kind of above-mentioned mould, described transition part is positioned at gear edge and the chamfering structure between alignment pin.
In a kind of above-mentioned mould, described transition part is positioned at gear edge and the fillet structure between alignment pin.
Transition part structure anti-pressure ability increase, stress in shaping is more balanced.And part interior positioning after shaping can be made
Bore dia increases, and reduces the abrasion to alignment pin, also allows for the part material returned after shaping.
In a kind of above-mentioned mould, gear edge, transition part and the alignment pin are integral structure.Integral type is determined
Position latch structure is more compact, and stability is high.
In a kind of above-mentioned mould, described location structure is the positioning seat at concavely formed portion center, above-mentioned
Alignment pin bottom and the gear Formation cross-section between are in the connecting portion of " T " font, and the connecting portion matches and is connected with positioning seat
Portion is at positioning seat.
It is described to keep off along top and the upper end flush of forming part one in a kind of above-mentioned mould.
Using the matching attachment structure of " T " font, not only contact area is big, and structure connection is even closer reliable, Er Qieding
Position pin each point stress is more balanced, is hardly damaged.
Compared with prior art, it is the advantages of this mould：
1st, Novel adjusting pin structure compression strength is high in mould, adds die life.
2nd, Novel adjusting pin structure increases positioning hole in part in forming process, is easy to the material returned, increases operating efficiency.
3rd, mould integrated connection is relatively reliable, is molded accurate positioning.
Brief description of the drawings
Fig. 1 is the structural representation of alignment pin in existing mould.
Fig. 2 is the structural representation of alignment pin in this mould.
Fig. 3 is this forming die structure schematic diagram.
In figure, punch-pin 1, cavity plate 2, briquetting 3, alignment pin 4, introduction part 4a, gear along 4b, transition part 4c, connecting portion 4d, shaping
Chamber 5, forming part 1, connecting hole 7, forming part 28, part, entrance hole 10, positioning seat 11.
Embodiment
The utility model is described in more detail with reference to the accompanying drawings and detailed description.
As Figure 1-3, a kind of mould, including punch-pin 1 and cavity plate 2, it is characterised in that also including briquetting 3 and determine
Position pin 4, the above-mentioned bottom of cavity plate 2 have recessed forming cavity 5, and the above-mentioned top of punch-pin 1 has the forming part to match with forming cavity 5
One 6, the above-mentioned center of forming cavity 5 has the connecting hole 7 run through, and above-mentioned briquetting 3 matches with connecting hole 7 and briquetting 3 is positioned at company
Connect at hole 7, the location structure with both positioning of energy between the above-mentioned bottom of alignment pin 4 and forming part 1, above-mentioned briquetting 3 is with determining
Position pin 4 has the forming part 28 being used at shaping workpiece center between middle part.
Above-mentioned briquetting 3 belongs to connecting hole 7 slides up and down connected mode, in both punch-pin 1 and cavity plate 2 matched moulds stages, pressure
Block 3 by the upward holding power in the middle part of alignment pin 4 is slided rising until the lower end of briquetting 3 flushes with the lower end of connecting hole 7, forming part
One 6 match with forming part 28 with reference to the as molding structure of part 9.During briquetting 3, part 9 and the middle part of alignment pin 4 protect all the time
Hold and be fitted and connected, three's connected mode energy part 9 plays fixation, the effect of buffering, reduces product fraction defective, reduces mould
Hard contact wear between tool and part 9.And separated in material returned stage, punch-pin 1 and cavity plate 2, the self gravitation effect of briquetting 3 in
The middle part of part 9, ensure that part 9 is close to forming part all the time during the material returned, avoid occurring getting stuck now in forming cavity 5
As so as to improve operating efficiency.
There is recessed positioning hole 10, the above-mentioned upper end of alignment pin 4 can be embedded at positioning hole 10 on the briquetting 3.Alignment pin 4
At the interfix hole 10 of briquetting 3, such structure connection is closer, more stable.
The upper end of alignment pin 4 has the introduction part 4a in tip-angled shape.Introduction part 4a structures are in punch-pin 1 and the 2-in-1 mould of cavity plate
When be easier in embedded above-mentioned positioning hole 10.
Described forming part 28 is the middle part of alignment pin 4 to the gear of its outside protrusion along 4b.
The transition part 4c that the gear seamlessly transits along having between 4b and the top of alignment pin 4.
Described transition part 4c is along the chamfering structure between 4b and the top of alignment pin 4 positioned at gear.
Described transition part 4c is along the fillet structure between 4b and the top of alignment pin 4 positioned at gear.
Transition part 4c structures anti-pressure ability increase, stress in shaping is more balanced.And make to position in part 9 after shaping
Bore dia increases, and reduces the abrasion to alignment pin 4, also allows for the material returned of part 9 after shaping.
The gear is integral structure along 4b, transition part 4c and alignment pin 4.The more compact structure of integral type alignment pin 4, surely
Qualitative height.
Described location structure is the positioning seat 11 at the concavely formed center of portion 1, and the above-mentioned bottom of alignment pin 4 is with keeping off along 4b
Between Formation cross-section match in the connecting portion 4d, the connecting portion 4d and positioning seat 11 of " T " font and connecting portion 4d is embedded in fixed
At the seat 11 of position.
It is described to keep off along 4b tops and the upper end flush of forming part 1.
Using the matching attachment structure of " T " font, not only contact area is big, and structure connection is even closer reliable, Er Qieding
The position each point stress of pin 4 is more balanced, is hardly damaged.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (10)
1. a kind of mould, including punch-pin (1) and cavity plate (2), it is characterised in that also including briquetting (3) and alignment pin (4),
Above-mentioned cavity plate (2) bottom has recessed forming cavity (5), and above-mentioned punch-pin (1) top has the shaping to match with forming cavity (5)
Portion one (6), above-mentioned forming cavity (5) center have the connecting hole (7) that runs through, above-mentioned briquetting (3) match with connecting hole (7) and
Briquetting (3) is located at connecting hole (7) place, has the positioning of both positioning of energy between above-mentioned alignment pin (4) bottom and forming part one (6)
There is the forming part two (8) being used at shaping workpiece center between in the middle part of structure, above-mentioned briquetting (3) and alignment pin (4).
2. mould according to claim 1, it is characterised in that there is recessed positioning hole on the briquetting (3)
(10), above-mentioned alignment pin (4) upper end can be embedded in positioning hole (10) place.
3. mould according to claim 2, it is characterised in that alignment pin (4) upper end has in tip-angled shape
Introduction part (4a).
4. mould according to claim 2, it is characterised in that described forming part two (8) is in the middle part of alignment pin (4)
To the gear edge (4b) of its outside protrusion.
5. mould according to claim 4, it is characterised in that the gear is along between (4b) and alignment pin (4) top
With the transition part (4c) seamlessly transitted.
6. mould according to claim 5, it is characterised in that described transition part (4c) be positioned at gear along (4b) with
Chamfering structure between alignment pin (4).
7. mould according to claim 5, it is characterised in that described transition part (4c) be positioned at gear along (4b) with
Fillet structure between alignment pin (4).
8. mould according to claim 5, it is characterised in that gear edge (4b), transition part (4c) and the alignment pin
(4) it is integral structure.
9. mould according to claim 4, it is characterised in that described location structure is at concavely formed portion center
Positioning seat (11), above-mentioned alignment pin (4) bottom and gear are along the connecting portion (4d) that Formation cross-section between (4b) is in " T " font, institute
State connecting portion (4d) and positioning seat (11) matches and connecting portion (4d) is embedded in positioning seat (11) place.
10. mould according to claim 9, it is characterised in that the gear is along (4b) top and forming part one (6)
Hold flush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721235560.0U CN207156525U (en) | 2017-09-25 | 2017-09-25 | A kind of mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721235560.0U CN207156525U (en) | 2017-09-25 | 2017-09-25 | A kind of mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207156525U true CN207156525U (en) | 2018-03-30 |
Family
ID=61723983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721235560.0U Expired - Fee Related CN207156525U (en) | 2017-09-25 | 2017-09-25 | A kind of mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207156525U (en) |
-
2017
- 2017-09-25 CN CN201721235560.0U patent/CN207156525U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180330 Termination date: 20210925 |