CN107552646B - Double action material pressing core - Google Patents
Double action material pressing core Download PDFInfo
- Publication number
- CN107552646B CN107552646B CN201710908642.5A CN201710908642A CN107552646B CN 107552646 B CN107552646 B CN 107552646B CN 201710908642 A CN201710908642 A CN 201710908642A CN 107552646 B CN107552646 B CN 107552646B
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- Prior art keywords
- material pressing
- pressing core
- auxiliary material
- double action
- core
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Abstract
The invention discloses a kind of double action material pressing core and stamping die, which includes main material pressing core, auxiliary material pressing core and driver；Wherein, auxiliary material pressing core and main material pressing core cooperate, and auxiliary material pressing core is installed with slide plate on the two sides of length direction, and the two sides on the slide plate perpendicular to vertical direction all have constant slope, and auxiliary material pressing core with gradient to the direction of main material pressing core along being moved；Driver be used for supplemented by material pressing core provide pressure-plate-force.Double action material pressing core provided by the invention and stamping die, by the way that main material pressing core with positive binder function is arranged and with the auxiliary material pressing core of lateral pressing function, a kind of main material pressing core and the relatively independent material pressing core combination of auxiliary material pressing core are formd, realizes in a punching course while carrying out positive binder and lateral pressing；In addition, the double action material pressing core solves the problems, such as that the volume of material pressing core in the prior art and inclined wedge sliding shoe is larger, the production cost of mold is saved, productive temp is improved.
Description
Technical field
The present invention relates to stamping technology field more particularly to a kind of double action material pressing core and stamping dies.
Background technique
Automobile body sheet metal part is since the demand of moulding and body function is different, due to structural requirement body of a motor car metal plate
The structure that the flange with negative angle is usually had in golden part, such as outline position on body side wall.
For flange position of turning on one's side, flange binder is more scabrous problem, cannot effectively binder be incited somebody to action in turn-up process
The precision and face product of part are influenced, and then influences the assembly of vehicle.
The prior art for the more complicated flanging and restriking part with negative angle binder, typically by using peace
Lateral pressing mechanism on inclined wedge sliding shoe realizes.This mechanism mainly includes three parts: inclined wedge drive block, inclined wedge are sliding
Motion block and side pressure core.Side pressure core is mounted on inclined wedge sliding shoe, it is oriented between inclined wedge sliding shoe by guide post.Its work
Make process are as follows: in mold closing course, inclined wedge drive block is moved downward and contacted with inclined wedge sliding shoe to which driving wedge is slided
Block drives side pressure core to travel forward together along operative orientation.It moves pressure core on rear side of certain stroke and starts binder, nitrogen gas spring is opened
Beginning precompressed starts to form after reaching pressure-plate-force.
But this structure presses the size of core larger since its functional requirement determines, and this structural requirement binder
Core is mounted on lower die inclined wedge sliding shoe, and the size so as to cause inclined wedge sliding shoe is bigger, increases lower die height and width
The size for spending direction increases the production cost of mold, and pick-and-place part difficulty is big, and productive temp is low.
Summary of the invention
The object of the present invention is to provide a kind of double action material pressing core and stamping dies, reduce lower die in height and width direction
Size, facilitate the pickup of stamping parts, improve productive temp, reduce production cost.
The present invention provides a kind of double action material pressing cores, wherein includes:
Main material pressing core；
Auxiliary material pressing core, the auxiliary material pressing core and the main material pressing core cooperate, and the auxiliary material pressing core is in the two sides of length direction
It is installed with slide plate on face, the two sides on the slide plate perpendicular to vertical direction all have constant slope, the auxiliary binder
Core is moved with the gradient to the direction of the main material pressing core；
Driver, the driver be used for supplemented by material pressing core provide pressure-plate-force.
Double action material pressing core as described above, wherein further include driver mounting base, the driver is fixed preferably
In the driver mounting base, nitrogen gas spring is equipped with towards the side of the auxiliary material pressing core in the driver mounting base.
Double action material pressing core as described above, wherein preferably, close to the side of the driver on the auxiliary material pressing core
It is fixedly provided with cushion block, the cushion block is aligned with the nitrogen gas spring.
Double action material pressing core as described above, wherein preferably, the quantity of the nitrogen gas spring is multiple, and multiple institutes
Nitrogen gas spring is stated to be uniformly distributed in the driver mounting base.
Double action material pressing core as described above, wherein preferably, the main material pressing core is set respectively at the both ends of length direction
It is equipped with guide plate, two guide plates cooperate with two slide plates respectively.
Double action material pressing core as described above, wherein preferably, the lower section of two guide plates is installed with limited cover
Plate, two limit cover boards are protruded to opposite direction.
Double action material pressing core as described above, wherein preferably, it is installed with anti-off board on the auxiliary material pressing core, it is described
Anti-off board is arranged on the auxiliary material pressing core on the one side of the driver, and the anti-off board protrudes from the auxiliary binder
The upper surface of core.
Double action material pressing core as described above, wherein further include safe block, the safe block includes card adapter plate preferably
And fixed plate, one end of the fixed plate are vertically installed in the card adapter plate, be arranged on the main material pressing core it is fluted, it is described
The circumferential size of card adapter plate is less than the opening size of the groove, and the bottom of the groove is provided with sliding slot, the length of the sliding slot
Size the sum of of the degree not less than auxiliary material pressing core stroke in the horizontal direction and fixed plate in track length direction, it is described solid
The other end of fixed board passes through the sliding slot and is installed on the auxiliary material pressing core, and the length of the fixed plate in the vertical direction is not small
In the stroke of the auxiliary material pressing core in the vertical direction.
Double action material pressing core as described above, wherein preferably, the fixed plate, which is bolted, to be arranged described auxiliary
On material pressing core.
The present invention also provides a kind of stamping dies, including upper die holder and lower die holder, wherein the stamping die further includes
Double action material pressing core provided by the invention, the main material pressing core and the driver are installed on the upper die holder, the auxiliary pressure
Expect that core is fixed on the lower die holder.
Double action material pressing core provided by the invention and stamping die have the main material pressing core and tool of positive binder function by being arranged
There is the auxiliary material pressing core of lateral pressing function, forms a kind of main material pressing core and the relatively independent material pressing core combination of auxiliary material pressing core, realize
Carry out positive binder and lateral pressing simultaneously in a punching course；In addition, the double action material pressing core solves binder in the prior art
The larger problem of the volume of core and inclined wedge sliding shoe, saves the production cost of mold, improves productive temp.
Detailed description of the invention
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of double action material pressing core provided in an embodiment of the present invention；
Fig. 2 is state diagram of the double action material pressing core provided in an embodiment of the present invention before molding；
Fig. 3 is state diagram of the double action material pressing core provided in an embodiment of the present invention after molding.
Description of symbols:
The main material pressing core 110- groove 120- guide plate of 100-
130- limits the auxiliary material pressing core 210- slide plate of cover board 200-
220- cushion block 230- anti-off board 300- driver
310- nitrogen gas spring 400- driver mounting base 500- safe block
510- card adapter plate 520- fixed plate
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not construed as limiting the claims.
Referring to Fig. 1 to Fig. 3, the embodiment of the invention provides a kind of double action material pressing cores comprising main material pressing core
100, auxiliary material pressing core 200 and driver 300；Wherein, auxiliary material pressing core 200 cooperates with main material pressing core 100, and auxiliary material pressing core 200 is in length
It spends on the two sides in direction and is installed with slide plate 210, the two sides on slide plate 210 perpendicular to vertical direction all have certain oblique
Degree, auxiliary material pressing core 200 are moved with the gradient to the direction of main material pressing core 100；Driver 300 be used for supplemented by material pressing core 200 provide
Pressure-plate-force.
When carrying out flange binder using the double action material pressing core, main material pressing core 100 can be driven with upper die holder downlink, simultaneously
Drive auxiliary material pressing core 200 with lower die holder uplink, when main material pressing core 100 is contacted with the blank on auxiliary material pressing core 200, main material pressing core
100 continue traveling downwardly with upper die holder, while auxiliary material pressing core 200 continues uplink with lower die holder, to provide on vertical direction blank
Extruding force realizes just one-step forming；Since there is constant slope, auxiliary material pressing core towards the one side of main material pressing core 100 on slide plate 210
200 can be moved with the gradient to main 100 direction of material pressing core, i.e., the direction of motion of auxiliary material pressing core 200 can be resolved into vertical side
Componental movement on upward componental movement and horizontal direction, after auxiliary material pressing core 200 and the contact of main material pressing core 100, auxiliary material pressing core
200 are no longer influenced by the gradient of slide plate 210, at this point, auxiliary material pressing core 200 and main 100 aligned in position of material pressing core, auxiliary material pressing core
200 amount of exercise in the vertical direction is smaller, and at the same time, driver 300 comes downwards to and auxiliary material pressing core 200 with upper die holder
The position of alignment, driver 300 starts, to drive auxiliary material pressing core 200 to move in the horizontal direction, realize the final flange of blank at
Type.In terms of existing technologies, double action material pressing core provided in an embodiment of the present invention has the master of positive binder function by being arranged
Material pressing core 100 and auxiliary material pressing core 200 with lateral pressing function, form a kind of main material pressing core 100 and auxiliary material pressing core 200 is opposite
Independent material pressing core combination, realizes in a punching course while carrying out positive binder and lateral pressing；In addition, the double action material pressing core
It solves the problems, such as that the volume of material pressing core in the prior art and inclined wedge sliding shoe is larger, saves the production cost of mold, improve
Productive temp.
Further, which further includes driver mounting base 400, and driver 300 is installed in driver installation
On seat 400, it is equipped with nitrogen gas spring 310 towards the side of auxiliary material pressing core 200 in driver mounting base 400, it is possible thereby to pass through nitrogen
Gas spring 310 provides stable thrust to auxiliary material pressing core 200.
Specifically, in order to guarantee that auxiliary material pressing core 200 can effectively receive nitrogen gas spring 310, while guaranteeing nitrogen gas spring 310
With effective cooperation of auxiliary material pressing core 200, the side on auxiliary material pressing core 200 close to driver 300 can also be installed with cushion block 220,
Cushion block 220 is aligned with nitrogen gas spring 310.
It is understood that in order to guarantee that nitrogen gas spring 310 provides uniform thrust, nitrogen gas spring to auxiliary material pressing core 200
310 quantity can be multiple, and multiple nitrogen gas springs 310 are uniformly distributed in driver mounting base 400.
Further, main material pressing core 100 is respectively arranged with guide plate 120, two guide plates at the both ends of its length direction
120 cooperate with two slide plates 210 respectively, it is possible thereby to limit auxiliary material pressing core 200 in the movement of its length direction, improve master
The cooperation precision of material pressing core 100 and auxiliary material pressing core 200.
Specifically, as shown in Fig. 2, the lower section of two guide plates 120 is installed with limit cover board 130, two limit cover boards
130 protrude to opposite direction, it is possible thereby to which making to limit has certain sky between cover board 130 and the bottom surface of main material pressing core 100
Between, in order to which auxiliary material pressing core 200 moves within this space, while the lower end surface of slide plate 210 can be made and limit cover board 130
Upper surface cooperation guiding, improves the kinematic accuracy of auxiliary material pressing core 200.
Further, referring to Fig. 2 and Fig. 3, anti-off board 230 is installed on auxiliary material pressing core 200, the setting of anti-off board 230 exists
On auxiliary material pressing core 200 on the one side of driver 300, anti-off board 230 protrudes from the upper surface of auxiliary material pressing core 200；When auxiliary
After material pressing core 200 and main material pressing core 100 mold, the anti-off board 230 on auxiliary material pressing core 200 supports the side table in main material pressing core 100
On face, to realize the sports limiting to auxiliary material pressing core 200.
It is understood that in order to enhance impact resistance when anti-off board 230 and main material pressing core 100 contact, in auxiliary binder
Multiple anti-off boards 230 can be set on core 200, so as to disperse its impact force between main material pressing core 100 to more
A anti-off board 230 ensure that the fixation reliability of anti-off board 230 to reduce impact force suffered by each anti-off board 230.
Further, referring to Fig. 2, which further includes safe block 500, and safe block 500 includes 510 He of card adapter plate
Fixed plate 520, one end of fixed plate 520 are vertically installed in card adapter plate 510, fluted 110 are arranged on main material pressing core 100, card
The circumferential size of fishplate bar 510 is less than the opening size of groove 110, and the bottom of groove 110 is provided with sliding slot, and the length of sliding slot is not small
In the stroke of auxiliary material pressing core 200 in the horizontal direction and size the sum of of the fixed plate 520 in track length direction, fixed plate 520
The other end pass through sliding slot be installed on auxiliary material pressing core 200, the length of fixed plate 520 in the vertical direction be not less than auxiliary material pressing core
200 stroke in the vertical direction.Under normal circumstances, with the movement of auxiliary material pressing core 200 and main material pressing core 100, safe block
500 slide in sliding slot, and when the failure of auxiliary material pressing core 200 falls off, the card adapter plate 510 in safe block 500 can be fastened on sliding slot
Peripheral part, by auxiliary material pressing core 200 hanging on main material pressing core 100, it is therefore prevented that auxiliary material pressing core 200 continue fall and make
At personal injury.
It is understood that between fixed plate 520 and auxiliary material pressing core 200 be fixedly connected mode can there are many, this
In embodiment, it is preferred that fixed plate 520, which is bolted, to be arranged on auxiliary material pressing core 200, so as to be convenient for auxiliary binder
The dismounting of core 200 and safe block 500.
The embodiment of the invention also provides a kind of stamping dies, including upper die holder and lower die holder, wherein the stamping die is also
Including the double action material pressing core that any embodiment of that present invention provides, main material pressing core 100 and driver 300 are installed on upper die holder,
Auxiliary material pressing core 200 is fixed on the lower die seat.
Double action material pressing core provided in an embodiment of the present invention and stamping die have the main binder of positive binder function by being arranged
Core and auxiliary material pressing core with lateral pressing function form a kind of main material pressing core and the relatively independent material pressing core combination of auxiliary material pressing core,
It realizes in a punching course while carrying out positive binder and lateral pressing；In addition, the double action material pressing core solves the prior art
The larger problem of the volume of middle material pressing core and inclined wedge sliding shoe, saves the production cost of mold, improves productive temp.
Structure, feature and effect of the invention, the above institute are described in detail based on the embodiments shown in the drawings
Only presently preferred embodiments of the present invention is stated, but the present invention does not limit the scope of implementation as shown in the drawings, it is all according to structure of the invention
Think made change or equivalent example modified to equivalent change, when not going beyond the spirit of the description and the drawings,
It should all be within the scope of the present invention.
Claims (8)
1. a kind of double action material pressing core characterized by comprising
Main material pressing core；
Auxiliary material pressing core, the auxiliary material pressing core and the main material pressing core cooperate, and the auxiliary material pressing core is on the two sides of length direction
Be installed with slide plate, the two sides on the slide plate perpendicular to vertical direction all have constant slope, the auxiliary material pressing core with
The gradient is moved to the direction of the main material pressing core；
Driver, the driver be used for supplemented by material pressing core provide pressure-plate-force,
The main material pressing core is respectively arranged with guide plate at the both ends of length direction, and two guide plates are respectively and described in two
Slide plate cooperation,
The double action material pressing core is in stamping die, the stamping die to include upper die holder and lower die holder, the main material pressing core
It is installed on the upper die holder with the driver, the auxiliary material pressing core is fixed on the lower die holder.
2. double action material pressing core according to claim 1, which is characterized in that further include driver mounting base, the driver
It is installed in the driver mounting base, is equipped with nitrogen bullet towards the side of the auxiliary material pressing core in the driver mounting base
Spring.
3. double action material pressing core according to claim 2, which is characterized in that close to the driver on the auxiliary material pressing core
Side is fixedly provided with cushion block, and the cushion block is aligned with the nitrogen gas spring.
4. double action material pressing core according to claim 3, which is characterized in that the quantity of the nitrogen gas spring is multiple and more
A nitrogen gas spring is uniformly distributed in the driver mounting base.
5. double action material pressing core according to claim 1, which is characterized in that the lower section of two guide plates is fixed limited
Position cover board, two limit cover boards are protruded to opposite direction.
6. double action material pressing core according to claim 1, which is characterized in that be installed with anti-off board on the auxiliary material pressing core, institute
It states anti-off board to be arranged on the auxiliary material pressing core on the one side of the driver, the anti-off board protrudes from the auxiliary pressure
Expect the upper surface of core.
7. double action material pressing core according to claim 1, which is characterized in that further include safe block, the safe block includes card
Fishplate bar and fixed plate, one end of the fixed plate are vertically installed in the card adapter plate, be arranged on the main material pressing core it is fluted,
The circumferential size of the card adapter plate is less than the opening size of the groove, and the bottom of the groove is provided with sliding slot, the sliding slot
Length be not less than the sum of the size of stroke and fixed plate in track length direction of the auxiliary material pressing core in the horizontal direction, institute
The other end for stating fixed plate passes through the sliding slot and is installed on the auxiliary material pressing core, the length of the fixed plate in the vertical direction
Not less than the stroke of the auxiliary material pressing core in the vertical direction.
8. double action material pressing core according to claim 7, which is characterized in that the fixed plate, which is bolted, to be arranged in institute
It states on auxiliary material pressing core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710908642.5A CN107552646B (en) | 2017-09-29 | 2017-09-29 | Double action material pressing core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710908642.5A CN107552646B (en) | 2017-09-29 | 2017-09-29 | Double action material pressing core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107552646A CN107552646A (en) | 2018-01-09 |
| CN107552646B true CN107552646B (en) | 2019-05-28 |
Family
ID=60984772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710908642.5A Expired - Fee Related CN107552646B (en) | 2017-09-29 | 2017-09-29 | Double action material pressing core |
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| Country | Link |
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| CN (1) | CN107552646B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2514951Y (en) * | 2001-11-19 | 2002-10-09 | 宜鼎实业股份有限公司 | Movable die for working sheet metal of automobile |
| CN102554038A (en) * | 2011-12-29 | 2012-07-11 | 瑞鹄汽车模具有限公司 | Side-driving material pressing mechanism and stamping method thereof |
| CN202803932U (en) * | 2012-07-31 | 2013-03-20 | 长城汽车股份有限公司 | Die capable of machining workpieces with negative angles |
| CN203862886U (en) * | 2014-06-09 | 2014-10-08 | 安徽江淮汽车股份有限公司 | Lateral material pressing mechanism and stamping die |
| CN106623626A (en) * | 2016-10-27 | 2017-05-10 | 安徽江淮汽车集团股份有限公司 | Material pressing mechanism of flange shaping die |
| CN107159797A (en) * | 2017-07-28 | 2017-09-15 | 安徽成飞集成瑞鹄汽车模具有限公司 | Binder hemmer suitable for wheel cover of automobile diel |
-
2017
- 2017-09-29 CN CN201710908642.5A patent/CN107552646B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2514951Y (en) * | 2001-11-19 | 2002-10-09 | 宜鼎实业股份有限公司 | Movable die for working sheet metal of automobile |
| CN102554038A (en) * | 2011-12-29 | 2012-07-11 | 瑞鹄汽车模具有限公司 | Side-driving material pressing mechanism and stamping method thereof |
| CN202803932U (en) * | 2012-07-31 | 2013-03-20 | 长城汽车股份有限公司 | Die capable of machining workpieces with negative angles |
| CN203862886U (en) * | 2014-06-09 | 2014-10-08 | 安徽江淮汽车股份有限公司 | Lateral material pressing mechanism and stamping die |
| CN106623626A (en) * | 2016-10-27 | 2017-05-10 | 安徽江淮汽车集团股份有限公司 | Material pressing mechanism of flange shaping die |
| CN107159797A (en) * | 2017-07-28 | 2017-09-15 | 安徽成飞集成瑞鹄汽车模具有限公司 | Binder hemmer suitable for wheel cover of automobile diel |
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| Publication number | Publication date |
|---|---|
| CN107552646A (en) | 2018-01-09 |
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