CN205732465U - The pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit - Google Patents
The pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit Download PDFInfo
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- CN205732465U CN205732465U CN201620107887.9U CN201620107887U CN205732465U CN 205732465 U CN205732465 U CN 205732465U CN 201620107887 U CN201620107887 U CN 201620107887U CN 205732465 U CN205732465 U CN 205732465U
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- stripper
- thimble
- drift
- concave template
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Abstract
The utility model discloses the pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit, including lower mold and the upper mold that coordinates with lower mold；Lower mold includes that concave template, concave template are provided with bore of the punch；Upper mold includes being located at stripper, the rubber being located on stripper above concave template from the bottom to top, is located at the train wheel bridge above stripper and drift, play cushioning effect rubber to be located between train wheel bridge and stripper, train wheel bridge is located in drift upper end, drift passes stripper, and the end of drift lower end is provided with the trimming edge of a knife；Bore of the punch is positioned at the position coordinated with drift lower end, and during mould matched moulds, the partial sidewall of the trimming edge of a knife stretches in bore of the punch.This utility model uses above structure, during matched moulds, drift is transported downwards, adjusting die height makes the partial sidewall of the trimming edge of a knife stretch in bore of the punch, thus avoid the situation of the workpiece front burr pull-up produced because of lower one fine operation, improve product quality, it is to avoid the increase of operation and quickening production efficiency；Reach drawing requirement, do not affect girth.
Description
Technical field
This utility model relates to technical field of mold, is specifically related to the pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit.
Background technology
In the existing automobile steel back of the body 101 (as depicted in figs. 1 and 2) production technology, the steel back of the body 101 is being directly entered fine operation after embossing process steps.Using this technique, the steel back of the body 101, after fine, there will be the situation of front burr pull-up (such as aminoacyl site in Fig. 2) at impressing, and defective when causing Product checking, conforming product rate is low.If product yield is excessive, then needing to arrange for employee and product is carried out sanding burr polishing, thus, if it has to add a station, cost of labor increases, and meanwhile, production efficiency also can be lowered.
When causing fine in order to avoid partial operation, front Burr Problem occurs, the principle of available pre-punching, increase traditional method of indicating the pronunciation of a Chinese character limit operation after imprinting, steel is carried on the back product and first rushes half in advance, the steel back of the body 101 formation after pre-punching steel backing limit structure 102 as shown in Figure 3, then the steel back of the body 101 after fine will not produce burr at B position.But also do not have at present and go out the special pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit for this traditional method of indicating the pronunciation of a Chinese character limit process step design.
Utility model content
The purpose of this utility model is to disclose the pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit, and the traditional method of indicating the pronunciation of a Chinese character limit process step design solving not carry on the back for steel goes out the special pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit, causes steel back of the body problem of front burr pull-up in follow-up fine operation.
For reaching above-mentioned purpose, this utility model adopts the following technical scheme that
The pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit, including lower mold and the upper mold that coordinates with lower mold；Lower mold includes that concave template, concave template are provided with bore of the punch；Upper mold includes being located at stripper, the rubber being located on stripper above concave template from the bottom to top, is located at the train wheel bridge above stripper and drift, play cushioning effect rubber to be located between train wheel bridge and stripper, train wheel bridge is located in drift upper end, drift passes stripper, and the end of drift lower end is provided with the trimming edge of a knife；Bore of the punch is positioned at the position coordinated with drift lower end, and during mould matched moulds, the partial sidewall of the trimming edge of a knife stretches in bore of the punch.
Further, the cross section of the described trimming edge of a knife is square.
Further, described lower mold includes die shoe, the lower bolster being located on die shoe, the described concave template be located on lower bolster from the bottom to top；Die shoe, lower bolster and concave template are affixed by connector.
Further, described lower mold also includes alignment pin, and described concave template is located at by alignment pin；Described stripper is provided with the hole, location with detent fit.
Further, described lower mold also includes the thimble for the material returned；Described die shoe and described lower bolster form thimble counterbore, and thimble is provided with countersunk head and by countersunk head and thimble counterbore activity clamping, it is achieved displacement in thimble counterbore；Described concave template is provided with the thimble through hole being positioned on thimble counterbore, and thimble through hole and thimble match and hold thimble and pass through.
Further, also including being located at the guide pillar of described train wheel bridge and being located at the guide pin bushing of described concave template, guide pillars and bushes is positioned at the position cooperated.
Further, described upper mold the most also includes the upper bolster being located on described train wheel bridge and the die shank being located on upper bolster；Upper bolster, train wheel bridge, described rubber and described stripper are affixed by connector, and upper bolster and train wheel bridge are affixed by connector.
Prior art is compared, the beneficial effects of the utility model:
1, this utility model uses the structure being provided with the trimming edge of a knife in drift lower end, during matched moulds, drift is transported downwards, adjusting die height makes the partial sidewall of the trimming edge of a knife stretch in bore of the punch, drift switches to about the half of thickness of workpiece, in the case of not affecting workpiece serviceability and intended appearance, the trimming edge of a knife utilizing drift rushes linking in advance, use small-gap suture stamping-out, guiding clearance cannot be greater than trimming gap, thus avoid the situation of the workpiece front burr pull-up produced because of fine operation, improve product quality, it is to avoid the increase of operation and quickening production efficiency；Simultaneously in the case of guaranteeing that workpiece hypotenuse does not produces burr, reach drawing requirement, do not affect girth.
Stripper is buffered by the structure 2, using rubber, extends the mold use life-span.Rubber utilizes resilience force and thimble to coordinate and jointly ejects workpiece simultaneously, simple in construction and effective.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, in describing embodiment below, the required accompanying drawing used is briefly described, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the front elevational schematic of the existing steel back of the body；
Fig. 2 is the partial cutaway schematic along M-M direction at L position in Fig. 1；
Fig. 3 is Fig. 2 schematic diagram after this utility model traditional method of indicating the pronunciation of a Chinese character limit rushes in advance；
Fig. 4 is the cross-sectional schematic of this utility model traditional method of indicating the pronunciation of a Chinese character limit pre-stamping die embodiment；
Fig. 5 is the enlarged diagram of I part in Fig. 4.
In figure, 1-die shoe；2-lower bolster；3-concave template；31-bore of the punch；32-thimble through hole；4-stripper；41-positions hole；5-rubber；6-train wheel bridge；7-upper bolster；8-die shank；9-drift；The 91-trimming edge of a knife；10-alignment pin；11-thimble；111-countersunk head；12-thimble counterbore；13-guide pillar；14-guide pin bushing；101-steel is carried on the back；102-steel backing limit structure.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.
The pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit as shown in Fig. 4 and Fig. 5 embodiment, including lower mold and the upper mold that coordinates with lower mold.Lower mold includes die shoe 1 from the bottom to top, be located on die shoe 1 lower bolster 2, the concave template 3 being located on lower bolster 2.Upper mold include from the bottom to top being located at the stripper 4 above concave template 3, the rubber 5 being located on stripper 4, be located at the train wheel bridge 6 above stripper 4, the upper bolster 7 being located on train wheel bridge 6, the die shank 8 being located on upper bolster 7 and drift 9.Rubber 5 is located between train wheel bridge 6 and stripper 4, plays cushioning effect.Train wheel bridge 6 is located in the upper end of drift 9, and drift 9 is through stripper 4, and the end of drift lower end is provided with the trimming edge of a knife 91 for forming workpiece trimming structure (such as steel backing limit structure 102), and the cross section of the trimming edge of a knife 91 is square.Concave template 3 is provided with bore of the punch 31, and bore of the punch 31 is positioned at the position coordinated with drift lower end, and during the present embodiment matched moulds, the partial sidewall of the trimming edge of a knife 91 stretches in bore of the punch 31.
Lower mold also includes alignment pin 10 and realizes the thimble 11 of the material returned for ejecting workpiece.Stripper 4 is provided with the hole, location 41 coordinated with alignment pin 10, concave template 3 is located at by alignment pin 10, during matched moulds, alignment pin 10 through workpiece (the such as steel back of the body 101) and stretches in hole 41, location, die shoe 7 and lower bolster 2 form thimble counterbore 12, thimble 11 is provided with countersunk head 111 and by countersunk head 111 and thimble counterbore 12 activity clamping, it is achieved displacement in thimble counterbore 12.Concave template 3 is provided with the thimble through hole 32 being positioned on thimble counterbore 12, thimble through hole 32 and thimble 11 and matches and hold thimble 11 and pass through.During the material returned thimble 11 in thimble counterbore 12 and thimble through hole 32 on move to eject die cavity in the die cavity of mould and by the steel back of the body 101.
The present embodiment also includes the guide pillar 13 being located at train wheel bridge 6 and is located at the guide pin bushing 14 of concave template 3, and guide pillar 13 and guide pin bushing 14 are positioned at the position cooperated, it is achieved guide for die sinking, matched moulds.
Die shoe 1, lower bolster 2, concave template 3 are affixed by connector 15 (such as screw rod).Upper bolster 7, train wheel bridge 6, rubber 5 and stripper 4 are affixed by connector 15, and upper bolster 7 and train wheel bridge 6 are affixed by connector.
Further illustrate as to the present embodiment, its operation principle is now described: the face down of the steel back of the body 101, alignment pin 10, drift 9 are positioned and installed on concave template 3 and in mold cavity that stripper 4 is formed；During matched moulds, drift 9 moves downward, and adjusts die height and makes the partial sidewall of the trimming edge of a knife 91 stretch in bore of the punch, and drift switches to steel and carries on the back about the half of 101 thickness.Mould die sinking is, thimble 11 eject workpiece, and rubber 5 utilizes resilience force to eject workpiece simultaneously.The trimming edge of a knife is used to rush linking deburring in advance, this technical scheme is during Design of Dies, a traditional method of indicating the pronunciation of a Chinese character limit operation is increased before fine blanking die, utilize the present embodiment that first workpiece is rushed half in advance in a thickness direction, thus avoid the situation of the workpiece front burr pull-up produced because of fine operation, improve product quality, it is to avoid the increase of operation and quickening production efficiency.
Other structure of the present embodiment sees prior art.
This utility model is not limited to above-mentioned embodiment, if to various changes of the present utility model or modification without departing from spirit and scope of the present utility model, if these are changed within the scope of belonging to claim of the present utility model and equivalent technologies with modification, then this utility model is also intended to comprise these change and modification.
Claims (7)
1. the pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit, it is characterised in that: include lower mold and the upper mold coordinated with lower mold；Lower mold bag
Including concave template, concave template is provided with bore of the punch；Upper mold include from the bottom to top being located at the stripper above concave template,
The rubber be located on stripper, it is located at the train wheel bridge above stripper and drift, plays cushioning effect rubber and be located at
Between train wheel bridge and stripper, train wheel bridge is located in drift upper end, and drift passes stripper, the end of drift lower end
Portion is provided with the trimming edge of a knife；Bore of the punch is positioned at the position coordinated with drift lower end, during mould matched moulds, the trimming edge of a knife
Partial sidewall stretch in bore of the punch.
The pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit the most according to claim 1, it is characterised in that: cutting of the described trimming edge of a knife
Face is square.
The pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit the most according to claim 1, it is characterised in that: described lower mold is from the bottom to top
The lower bolster including die shoe, being located on die shoe, the described concave template being located on lower bolster；Die shoe,
Lower bolster and concave template are affixed by connector.
The pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit the most according to claim 3, it is characterised in that: described lower mold also includes fixed
Position pin, described concave template is located at by alignment pin；Described stripper is provided with the hole, location with detent fit.
5. according to the pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit described in claim 3 or 4, it is characterised in that: described lower mold is also wrapped
Include the thimble for the material returned；Described die shoe and described lower bolster form thimble counterbore, thimble be provided with countersunk head and
By countersunk head and thimble counterbore activity clamping, it is achieved displacement in thimble counterbore；Described concave template is provided with and is positioned at
Thimble through hole on thimble counterbore, thimble through hole and thimble match and hold thimble and pass through.
6. according to the pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit described in claims 1 to 3 any one, it is characterised in that: also wrap
Including the guide pillar being located at described train wheel bridge and the guide pin bushing being located at described concave template, guide pillars and bushes is positioned at and cooperates
Position.
7. according to the pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit described in claims 1 to 3 any one, it is characterised in that: described
Upper mold the most also includes the upper bolster being located on described train wheel bridge and the die shank being located on upper bolster；Upper mold
Seat, train wheel bridge, described rubber and described stripper are affixed by connector, and upper bolster and train wheel bridge are by even
Fitting is affixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620107887.9U CN205732465U (en) | 2016-02-02 | 2016-02-02 | The pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620107887.9U CN205732465U (en) | 2016-02-02 | 2016-02-02 | The pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit |
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| CN205732465U true CN205732465U (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620107887.9U Active CN205732465U (en) | 2016-02-02 | 2016-02-02 | The pre-stamping die in traditional method of indicating the pronunciation of a Chinese character limit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108772463A (en) * | 2018-07-18 | 2018-11-09 | 深圳数码模汽车技术有限公司 | A kind of automobile mould product fine cut gap adjusting apparatus and fine cut technique |
-
2016
- 2016-02-02 CN CN201620107887.9U patent/CN205732465U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108772463A (en) * | 2018-07-18 | 2018-11-09 | 深圳数码模汽车技术有限公司 | A kind of automobile mould product fine cut gap adjusting apparatus and fine cut technique |
| CN108772463B (en) * | 2018-07-18 | 2023-10-24 | 深圳数码模汽车技术有限公司 | Device for adjusting fine cutting gap of automobile die product and fine cutting process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220708 Address after: 512000 2-1, No. 3, industrial transfer park, Taiping Town, Shixing County, Shaoguan City, Guangdong Province Patentee after: Shaoguan Dejia Auto Parts Co.,Ltd. Address before: 510000 No.7, baheng Road, Kengtou east line, Nancun Town, Panyu District, Guangzhou City, Guangdong Province Patentee before: GUANGDONG JUNHUI AUTOMOTIVE TECHNOLOGY CO.,LTD. |