CN209109932U - A kind of mould structure that upper fixed length is punched - Google Patents
A kind of mould structure that upper fixed length is punched Download PDFInfo
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- CN209109932U CN209109932U CN201821478890.7U CN201821478890U CN209109932U CN 209109932 U CN209109932 U CN 209109932U CN 201821478890 U CN201821478890 U CN 201821478890U CN 209109932 U CN209109932 U CN 209109932U
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Abstract
The utility model discloses a kind of mould structures that Shang fixed length is punched, including lower die holder and upper die holder, the lower die holder is disposed with profiling and places block and side pressing block, the lower end surface of upper die holder is disposed with upper cutter and drives side pressing block close or place the block hitting of block far from profiling, the profiling places and is disposed with lower cutter on block, profiling places and is respectively disposed with one piece of anti-lateral mass on front side of block and side pressing block, the channel current for upper cutter is formed between two anti-lateral mass, the lower end of the upper cutter is disposed with the first oblique edge of a knife, the second oblique edge of a knife and the oblique edge of a knife of third.The utility model uses punching mode, and blanking die sound very little solves the problems, such as that sawing noise is big；Iron filings will not be generated, sawing iron filings is solved, easily retains, cause car door abnormal；Beat can reach 200PCS/H, and beat greatly promotes.
Description
Technical field
The utility model relates to one of auto parts and components PRODUCTION TRAITS field mould structure, especially a kind of upper item is fixed
The mould structure of long punching.
Background technique
Car front door window frame is typically all to be made of four parts: A column sub-unit, B column sub-unit, stiffening plate, upper item；Front door
Upper item is after obtaining semi-finished product by rolling bending, then obtains finished product by punching, sawing both ends, and last and back door B column, C column weld
Get up.
Existing production method is as follows:
1) item is A styletable close to A column side on front door, close to B column side, is B styletable；
2) item rolls out to be a vertical bar on, and length is left front door on length+right front door on length+reserved
Amount；
3) vertical bar on semi-finished product are put on bending die, the A styletable of item will be by the left and right two of bending die on left and right front door
Collet is held to clamp, it may appear that severely deformed；After upper item radian on bending die bows out, it will finally be cut off among upper item, point
At item on left and right front door, since upper item is there are pocket dress, the B styletable for cutting off item on rear left and right front door can have punching deformation；
4) can be seen that conventional punching cutting head from product section will appear severely deformed, A, B column of item on left and right front door
End finally needs to cut away the extra deformation position in both ends by sawing；
5) front door on B styletable and B column are welded corner joints after splicing, so being inclined-plane after the end sawing of B styletable, and angle
Precision is very high；Front door on A styletable need to only guarantee Line contour degree in the margin of tolerance, and end is also flat.
Existing production method has the disadvantage in that
1) sawing noise is very big, easily leads to employee's industrial injury；
2) sawing station needs to put into sawing machine, sawing jig, also saw blade, and wherein saw blade is easily-consumed products, and at high cost；
3) sawing generates iron filings, easily remains in a pocket, abnormal sound easily occurs；
4) beat of sawing is low, and the beat of sawing is 80PCS/H.
Utility model content
The purpose of this utility model is to provide a kind of mould structure that Shang fixed length is punched, former by punching substitution
The sawing come reduces working environment noise.
The solution that the utility model solves its technical problem is: a kind of mould structure that Shang fixed length is punched, including
Lower die holder and upper die holder, the lower die holder is disposed with profiling placement block and side pressing block, the lower end surface of upper die holder are disposed with upper cutter
With driving side pressing block close or the block hitting far from profiling placement block, the profiling place and are disposed with lower cutter on block, and profiling is put
It sets and is respectively disposed with one piece of anti-lateral mass on front side of block and side pressing block, form the channel current for upper cutter between two anti-lateral mass,
The lower end of the upper cutter is disposed with the first oblique edge of a knife, the second oblique edge of a knife and the oblique edge of a knife of third.
As a further improvement of the above technical scheme, the described first oblique edge of a knife is located above lower cutter, and described second tiltedly
The edge of a knife and the oblique edge of a knife of third are located at the side in upper cutter close to side pressing block.
As a further improvement of the above technical scheme, the profiling, which is placed, arranges the first profiling placed cavity on block and is located at
Close to side pressing block in the second profiling placed cavity below first profiling placed cavity, the first profiling placed cavity and the second profiling placed cavity
Open at one end, lower cutter be arranged in the first profiling placed cavity far from side pressing block side wall on.
As a further improvement of the above technical scheme, the junction of the described first oblique edge of a knife and the second oblique edge of a knife is close to anti-
The junction of lateral mass, the second oblique edge of a knife and the oblique edge of a knife of third is far from anti-lateral mass.
As a further improvement of the above technical scheme, sliding block, side pressing block are disposed between the side pressing block and lower die holder
It is fixed on sliding block, the two sides of sliding block are respectively disposed with a guide pad, and guide tooth knot is disposed between the sliding block and guide pad
Structure.
It as a further improvement of the above technical scheme, further include retreat stop block, the retreat stop block is arranged in side pressing block far
On the outside of the one end for placing block from profiling.
As a further improvement of the above technical scheme, the first link block is installed, described first connects on the lower die holder
It connects and is disposed with the second link block on block, locating piece is installed on second link block, the second link block and the first link block are in L
Shape arrangement.
The beneficial effects of the utility model are: the utility model is by arranging the first oblique edge of a knife, the in the lower end of upper cutter
The two oblique edges of a knife and the oblique edge of a knife of third, after one end of workpiece is placed into profiling placement block, upper die holder downlink, block hitting drives side pressure
Block pushes down workpiece after profiling placement block, and the first oblique edge of a knife and lower cutter carry out trimming to the pocket side on the left of workpiece, so
Trimming is carried out to the right side pocket side of workpiece by the upper end of the second oblique edge of a knife and side pressing block afterwards, finally by the second oblique edge of a knife and
The oblique edge of a knife of third is punched out the reinforcing rib in workpiece.The utility model uses punching mode, and blanking die sound very little solves
Sawing noise big problem；Iron filings will not be generated, sawing iron filings is solved, easily retains, cause car door abnormal；Beat can reach
200PCS/H, beat greatly promote.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described.Obviously, described attached drawing is a part of the embodiment of the utility model, rather than complete
Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it
His design scheme and attached drawing.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the status diagram one of the utility model punching；
Fig. 3 is the status diagram two of the utility model punching；
Fig. 4 is the status diagram three of the utility model punching.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation
It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment
It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field
Art personnel other embodiments obtained without creative efforts belong to the model of the utility model protection
It encloses.In addition, all connection/connection relationships being previously mentioned in text, not singly refer to that component directly connects, and referring to can be according to specific reality
Situation is applied, by adding or reducing couple auxiliary, Lai Zucheng more preferably coupling structure.
Referring to Fig.1~Fig. 4, a kind of mould structure that upper fixed length is punched, including lower die holder 1 and upper die holder 13, under described
Die holder 1 is disposed with profiling and places block and side pressing block 7, and the lower end surface of upper die holder 13 is disposed with upper cutter and drives side pressing block 7 close
Or the block hitting 8 of block is placed far from profiling, the profiling places and is disposed with lower cutter 3 on block, and block and side pressing block 7 are placed in profiling
Front side is respectively disposed with one piece of anti-lateral mass 2, and the channel current for upper cutter is formed between two anti-lateral mass 2, the upper cutter
Lower end is disposed with the first oblique edge of a knife 4, the second oblique edge of a knife 5 and the oblique edge of a knife 6 of third.Upper cutter is mounted on by cutter fixing seat 14
On die holder 13.The bag-shaped deformation of products of conventional knife notch can be very serious, and in order to solve problem on deformation, pocket top surface is using thorn
Broken, top surface area is small, can control using deformation is punctured in very little range, facade can solve to be punched so very well using beveling
Therefore problem on deformation arranges the first oblique edge of a knife 4, the second oblique edge of a knife 5 and the oblique edge of a knife 6 of third in the lower end of upper cutter.
Mainly there are three functions for side pressing block 7: a, side pressing block 7 and sliding block are that an entirety directly drives after block hitting 8 is got off
Side pressing block 7 moves downward, and guide tooth provides guiding role；B, product is compressed, is pushed down by the effect of binder block；C, the effect of cutter,
The upside end face of side pressing block 7 and the upside end face of lower cutter 3 be flush, and be edge of a knife material.
By arranging the first oblique edge of a knife 4, the second oblique edge of a knife 5 and the oblique edge of a knife 6 of third in the lower end of upper cutter, by the one of workpiece
After end is placed into profiling placement block, 13 downlink of upper die holder, block hitting 8 drives side pressing block 7 after profiling placement block by workpiece pressure
Firmly, the first oblique edge of a knife 4 and lower cutter 3 carry out trimming to the pocket side on the left of workpiece, then pass through the second oblique edge of a knife 5 and side pressing block
7 upper end carries out trimming to the right side pocket side of workpiece, and pocket left and right sides have to the left and right sides respectively in blanking process
Power, pocket left side is pressed on lower cutter 3, pocket right edge is pressed on side plate, pocket the right and left will not
It moves downward, and then controls the deformation of blanking process, finally by the second oblique edge of a knife 5 and the oblique edge of a knife 6 of third to adding in workpiece
Strengthening tendons are punched out, first is that trimming power will have been arrived minimum, resistance is minimum；Second is that ensuring that punching amount is minimum during trimming, hinder
Power is minimum；Third is that two oblique knives are punched simultaneously, guarantee product uniform force.
The side edge pressure that upper cutter is subject in blanking process is bigger, it is necessary to offset lateral force, otherwise rush for a long time
After cutting, upper cutter can be pulled, be shifted, and punching deformation occur, for this purpose, solving lateral force by the following means: 1) cutter fixing seat
14 can suitably offset lateral force；2), before upper cutter punching, the right and left of upper cutter comes into anti-lateral mass 25mm, energy
Lateral force in very effective counteracting blanking process.
It is further used as preferred embodiment, the first oblique edge of a knife 4 is located at 3 top of lower cutter, the second oblique knife
Mouth 5 and the oblique edge of a knife 6 of third are located at the side in upper cutter close to side pressing block 7.
It is further used as preferred embodiment, the profiling, which is placed, arranges the first profiling placed cavity and positioned at first on block
Close to side pressing block 7 in the second profiling placed cavity below profiling placed cavity, the first profiling placed cavity and the second profiling placed cavity
Open at one end, lower cutter 3 are arranged on the side wall in the first profiling placed cavity far from side pressing block 7.
It is further used as preferred embodiment, the junction of the first oblique edge of a knife 4 and the second oblique edge of a knife 5 is close to anti-side
The junction of block 2, the second oblique edge of a knife 5 and the oblique edge of a knife 6 of third is far from anti-lateral mass 2.
It is further used as preferred embodiment, sliding block is disposed between the side pressing block 7 and lower die holder 1, side pressing block 7 is solid
It being scheduled on sliding block, the two sides of sliding block are respectively disposed with a guide pad, guide tooth structure is disposed between the sliding block and guide pad,
Improve the stationarity of sliding block and 7 horizontal movement of side pressing block.
It is further used as preferred embodiment, further includes retreat stop block 9, the retreat stop block 9 is arranged in separate in side pressing block 7
Profiling is placed on the outside of one end of block.Certainly, it is also equipped with reset spring between side pressing block 7 and retreat stop block 9, to ensure that block hitting 8 is multiple
Behind position, side pressing block 7 also resets, and places workpiece convenient for conceding space.
It is further used as preferred embodiment, the first link block 11, first connection are installed on the lower die holder 1
It is disposed with the second link block 12 on block 11, locating piece 10, the second link block 12 and first are installed on second link block 12
The L-shape arrangement of link block 11.Positioning pin is also equipped on locating piece 10.
Embodiment when being utility model works below:
1, one end of workpiece is put into profiling to place in block, the other end of workpiece is fixed by the positioning pin on locating piece 10
Position；
2, start punching machine, upper die holder 13 moves downward, and upper cutter initially enters anti-lateral mass 2, while block hitting 8 drives side pressing block
7 move downward until compressing, pushing down workpiece；
3, after upper cutter enters anti-lateral mass 2 and anti-lateral mass 2 in place, upper die holder 13 moves still further below, and the first of upper cutter
The oblique edge of a knife 4 starts to carry out puncturing punching to pocket top surface；
4, after the completion of puncturing punching top surface, start to chamfer pocket the right and left, the first oblique edge of a knife 4 and lower cut
Trimming is carried out to left side pocket side；The edge of a knife of the second oblique edge of a knife 5 and side plate carries out trimming to right side pocket side；
5, after the completion of pocket punching, upper die holder 13 continues to move downward, the second oblique edge of a knife 5, the oblique edge of a knife 6 of third and incision
Knife 3 will be punched out upper item bilayer material part；
6, after the completion of upper item bilayer material partial die cut, mold movement to bottom dead centre, subsequent upper die holder 13 starts to move upwards,
Until moving to top dead-centre, side pressing block 7 resets under the action of reset spring, takes out workpiece, completes one-step punching.
It is to be illustrated to the better embodiment of the utility model, but the invention is not limited to institute above
Embodiment is stated, those skilled in the art can also make various be equal without departing from the spirit of the present invention
Variation or replacement, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.
Claims (7)
1. a kind of mould structure that Shang fixed length is punched, it is characterised in that: including lower die holder and upper die holder, the lower die holder arrangement
There is profiling to place block and side pressing block, the lower end surface of upper die holder is disposed with upper cutter and drives side pressing block close or put far from profiling
The block hitting of block is set, the profiling places and is disposed with lower cutter on block, and profiling places and is respectively disposed with one on front side of block and side pressing block
The anti-lateral mass of block forms the channel current for upper cutter between two anti-lateral mass, and the lower end of the upper cutter is disposed with the first oblique knife
Mouth, the second oblique edge of a knife and the oblique edge of a knife of third.
2. the mould structure that upper fixed length according to claim 1 is punched, it is characterised in that: the first oblique edge of a knife is located at
Above lower cutter, the second oblique edge of a knife and the oblique edge of a knife of third are located at the side in upper cutter close to side pressing block.
3. the mould structure that upper fixed length according to claim 1 is punched, it is characterised in that: cloth on block is placed in the profiling
Set the first profiling placed cavity and the second profiling placed cavity below the first profiling placed cavity, the first profiling placed cavity and second
Close to the open at one end of side pressing block in profiling placed cavity, lower cutter is arranged in the side wall in the first profiling placed cavity far from side pressing block
On.
4. the mould structure of upper fixed length punching according to claim 1, it is characterised in that: the first oblique edge of a knife and the
The junction of the two oblique edges of a knife is close to anti-lateral mass, and the junction of the second oblique edge of a knife and the oblique edge of a knife of third is far from anti-lateral mass.
5. the mould structure that upper fixed length according to claim 1 is punched, it is characterised in that: the side pressing block and lower die holder
Between be disposed with sliding block, side pressing block is fixed on sliding block, and the two sides of sliding block are respectively disposed with a guide pad, the sliding block and is led
To being disposed with guide tooth structure between block.
6. the mould structure that Shang fixed length is punched according to claim 1 or 5, it is characterised in that: it further include retreat stop block, institute
Retreat stop block is stated to be arranged on the outside of the one end for placing block in side pressing block far from profiling.
7. the mould structure that upper fixed length according to claim 1 is punched, it is characterised in that: be equipped on the lower die holder
First link block is disposed with the second link block on first link block, is equipped with locating piece on second link block, and second
Link block and the L-shape arrangement of the first link block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821478890.7U CN209109932U (en) | 2018-09-10 | 2018-09-10 | A kind of mould structure that upper fixed length is punched |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821478890.7U CN209109932U (en) | 2018-09-10 | 2018-09-10 | A kind of mould structure that upper fixed length is punched |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209109932U true CN209109932U (en) | 2019-07-16 |
Family
ID=67198377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821478890.7U Active CN209109932U (en) | 2018-09-10 | 2018-09-10 | A kind of mould structure that upper fixed length is punched |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209109932U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110496893A (en) * | 2019-07-18 | 2019-11-26 | 广州敏实汽车零部件有限公司 | A kind of mould structure of one knife of guide groove beveling end |
| CN112296161A (en) * | 2020-09-01 | 2021-02-02 | 广州敏惠汽车零部件有限公司 | Corner cutting mechanism |
-
2018
- 2018-09-10 CN CN201821478890.7U patent/CN209109932U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110496893A (en) * | 2019-07-18 | 2019-11-26 | 广州敏实汽车零部件有限公司 | A kind of mould structure of one knife of guide groove beveling end |
| CN110496893B (en) * | 2019-07-18 | 2024-04-09 | 广州敏实汽车零部件有限公司 | Mould structure of one-knife beveling end of guide groove |
| CN112296161A (en) * | 2020-09-01 | 2021-02-02 | 广州敏惠汽车零部件有限公司 | Corner cutting mechanism |
| CN112296161B (en) * | 2020-09-01 | 2022-08-09 | 广州敏惠汽车零部件有限公司 | Corner cutting mechanism |
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