CN107150082B - A kind of upper die of bending machine hydraulic clamp - Google Patents
A kind of upper die of bending machine hydraulic clamp Download PDFInfo
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- CN107150082B CN107150082B CN201710605599.5A CN201710605599A CN107150082B CN 107150082 B CN107150082 B CN 107150082B CN 201710605599 A CN201710605599 A CN 201710605599A CN 107150082 B CN107150082 B CN 107150082B
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- upper die
- bending machine
- plate
- screw
- bending
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/04—Movable or exchangeable mountings for tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses a kind of upper die of bending machine hydraulic clamps, belong to machinery field, its main feature is that: hydraulic system and upper mold deflection compensation mechanism including the upper mold clamp system, generation clamping force that are connect with bending machine, for upper mold clamp system provide clamping force by hydraulic system with realize upper die of bending machine Quick-clamped and quick dismounting and change, pass through upper mold deflection compensation mechanism and realize bending upper die deflection compensation.Upper die of bending machine hydraulic clamp stable structure of the present invention, use is efficient and convenient, and clamping force is uniform, band deflection compensation, the quick dismounting and change of upper die of bending machine is met, the demand of slider of bender deflection compensation improves the working efficiency and bending product quality of bending machine.
Description
Technical field
The invention belongs to machinery fields, and in particular to a kind of upper die of bending machine hydraulic clamp more particularly to a kind of band
Compensate the hydraulic fast fixture of upper die of bending machine.
Background technique
Upper die of bending machine clamping device is widely used on all kinds of bending machines, is the connection dress of bending machine and Bending Mould
It sets, it is mounted on bending machine for clamping bending upper die.Bending upper die be installed in connection pressing plate and upper mold connecting plate it
Between, there are a certain number of clamping devices on usual every bending machine, each clamping device is fixed by screw, and is being installed in this way
Or when replacement upper mold, it is necessary to elastic tens screws, it is time-consuming and laborious and special spanner need to be equipped with, it is very inconvenient.And pass through
Screw tightness, connecting plate platen clamp bending upper die, platen clamp power can be uneven, and it is inconsistent to will cause bending upper die center,
Influence bending product quality.Upper die of bending machine clamping device in the prior art, such as Chinese utility model patent
CN205702151U discloses a kind of band compensation fast clamping device for die loading in bender, quickly presss from both sides suitable for common bending machine upper mold
Tightly, but still remain certain shortcoming: this device is machine clamping mechanism, and operator is needed to pull mechanical fast clamp hand one by one
Handle, clamping mold.
Summary of the invention
It is an object of the invention to overcome deficiency present in existing upper die of bending machine tensioning technique, provide a kind of quick
Convenience, stable structure, clamping force uniformly, a kind of upper die of bending machine fast hydraulic pressure clamping device with deflection compensation, with meet folding
The quick dismounting and change of bender upper mold, the demand of slider of bender deflection compensation improve the working efficiency and bending product of bending machine
Quality.
The technical solution that the present invention solves technical problem is as follows:
A kind of upper die of bending machine hydraulic clamp of the present invention, including connect with bending machine upper mold clamp system, generate
The hydraulic system and upper mold deflection compensation mechanism of clamping force；The upper mold clamp system includes connecting plate, intermediate plate and its two sides
Front pressuring plate and rear fender；The intermediate plate is fixedly connected with connecting plate, the front pressuring plate, rear fender two pressure plates and intermediate plate
Between connected respectively by fixed screw one；Also successively be cased with inside-out on the fixed screw one spring one, disc spring and
Spheric washer, front pressuring plate and rear fender can globally washer cambered surface rotate；The rear end of the front pressuring plate and the rear end of rear fender
It is fixed by contour screw and reset spring with intermediate plate, is also provided on the rear end of the front pressuring plate and the rear end of rear fender
Adjusting nut；The front pressuring plate, rear fender front end clamp face be mounted on pressing plate panel and rubber strip；The hydraulic system packet
Include the oil cylinder, oil circuit and oil connection opened up in intermediate plate；The oil cylinder is two bar hydraulic cylinders, and two sides are mounted on oil cylinder
Nut is internally provided with two pistons in left and right, is inlaid with oil sealing on the piston；The inlet and outlet of the oil circuit are equipped with oil pipe and connect
Head；The upper mold deflection compensation mechanism includes being placed in intermediate plate top and the adjusting block with its contact of incline plane, the adjusting block and company
It is fixedly connected between fishplate bar.
Further, it is connected and fixed between the intermediate plate and connecting plate by fixed screw two, which is
Hexagon socket head cap screw.
Further, it is connected and fixed between the adjusting block and connecting plate by adjusting screw.
Further, the fixed screw one is hexagon socket head cap screw.
Further, the lower part of the cylinder nut is additionally provided with set screw.
Further, before the pressing plate panel is mounted on both front pressuring plate, rear fender by bulb screw and spring two
The clamping face of end.
Further, inclined-plane obliquely is equipped with below the front end of the pressing plate panel.
Further, spring catch is also equipped between the connecting plate and intermediate plate.
When upper die of bending machine hydraulic clamp of the present invention works, starts hydraulic system and be in pressure release state, preceding pressure
Plate, rear fender front end and intermediate plate grip orifice are flared to fixed dimension, are inserted into convenient for bending upper die, the pressing plate panel on clamping face
Automatically it is caught in the square groove of bending upper die, prevents Bending Mould from falling off；Intermediate plate inner cylinder oiling is given by external hydraulic pump again, is pushed away
The piston of in-oil cylinder left and right two is moved, two pistons squeeze forward and backward pressing plate respectively, and forward and backward pressing plate moment clamps bending upper die, real
Existing fast automatic clamping bending upper die.When mould unloading, external hydraulic pump pressure release, forward and backward pressing plate pushes up back work under action of reset spring
Plug, rotating adjusting nut, grip orifice flare up horn mouth, is unloaded between forward and backward pressing plate and intermediate plate convenient for Bending Mould.The present invention
In use, adjustment is placed in the adjusting block above intermediate plate, it can be achieved that bending upper die deflection compensation.
Detailed description of the invention
Fig. 1 is for present invention band deflection compensation upper die of bending machine hydraulic clamp structural schematic diagram；
Fig. 2 is present invention band deflection compensation upper die of bending machine hydraulic clamp schematic cross-sectional view；
Fig. 3 is the schematic cross-sectional view that the present invention dismantles front pressuring plate with deflection compensation upper die of bending machine hydraulic clamp；
In figure: 1- connecting plate；2- adjusting block；3- intermediate plate；4- piston；5- cylinder nut；6- oil connection；It is pressed after 7-
Plate；8- oil sealing；9- adjusting nut；10- set screw；11- fixed screw one；12- spheric washer；13- disc spring；14- spring one；
15- rubber strip；16- pressing plate panel；17- bulb screw；18- spring two；The high screw such as 19-；20- reset spring；21- adjusts spiral shell
Silk；22- fixed screw two；23- spring catch；24- front pressuring plate；25- oil cylinder；26- bending upper die.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1 to Figure 3, a kind of upper die of bending machine hydraulic clamp of the present invention, it is upper including what is connect with bending machine
Mould clamp system, the hydraulic system and upper mold deflection compensation mechanism for generating clamping force；The upper mold clamp system includes connecting plate
1, intermediate plate 3 and the front pressuring plate 24 and rear fender 7 of 3 two sides of intermediate plate are set；The intermediate plate 3 passes through fixation with connecting plate 1
Screw 2 22 is fixedly connected, and fixed screw 2 22 can be fastened with having, be dismantled, is not easy in the advantages such as sliding angle here
Hex(agonal)screw；Connected respectively by fixed screw 1 between the front pressuring plate 24 and 7 two pressure plates of rear fender and intermediate plate 3
It connects；Spring 1, disc spring 13 and spheric washer 12,24 He of front pressuring plate are also successively cased on the fixed screw 1 inside-out
Rear fender 7 can globally 12 cambered surface of washer rotate, consequently facilitating the front end of both the front pressuring plate 24 and rear fender 7 and intermediate plate
3 grip orifices formed can be opened or be clamped, to realize fast quick-detach and the replacement of bending upper die 26, fixed screw one here
11 can be used hexagon socket head cap screw, to give full play to its performance；The rear end of the front pressuring plate 24 and the rear end of rear fender 7 pass through
Contour screw 19 and reset spring 20 and intermediate plate 3 are fixed, in the rear end middle position of the front pressuring plate 24 and the rear end of rear fender 7
Between be also provided with adjusting nut 9 on position, the rear end of the adjustable front and back two pressure plates of adjusting nut 9 and intermediate plate 3 it
Between apart from size；The front end of the two of the front pressuring plate 24, rear fender 7 clamps face and is mounted on pressing plate panel 16 and rubber strip
15, pressing plate panel 16 here is mounted on the front end of the two of front pressuring plate 24, rear fender 7 by bulb screw 17 and spring 2 18
Clamping face, the inclined-plane that can be equipped under the front end of pressing plate panel 16 obliquely pass through bending in this way when bending upper die 26 is packed into
The extruding of 26 upper end of upper mold, pressing plate panel 16 retract inwards, corresponding with the square groove position on bending upper die 26 to pressing plate panel 16
When, pressing plate panel 16 is caught in square groove automatically under the action of spring 2 18 to prevent falling off for bending upper die；The hydraulic system
Including the oil cylinder 25, oil circuit and oil connection 6 opened up in intermediate plate 3；The oil cylinder 25 is two bar hydraulic cylinders, and two sides are pacified
Equipped with cylinder nut 5, two pistons 4 in left and right are internally provided with, are inlaid with oil sealing 8 on the piston 4, oil cylinder 25 here uses
Dual-rod hydraulic cylinder can control two pistons 4 rod simultaneously, can satisfy front pressuring plate 24 and rear fender 7 clamps bending upper die 26
Needs, the lower section of cylinder nut 5 here is also provided with set screw 10, to meet the needs of positioning and fixing；Institute
State the oil connection 6 of the inlet and outlet installation of oil circuit；The upper mold deflection compensation mechanism include be placed in the top of intermediate plate 3 and with it tiltedly
The adjusting block 2 of face contact is fixedly connected between the adjusting block 2 and connecting plate 1, can be between adjusting block 2 and connecting plate 1 here
Further it is connected and fixed using adjusting screw 21.
Spring catch 23 is also equipped between connecting plate 1 described in the present embodiment and intermediate plate 3.Spring catch 23 herein is main
It is the needs for connecting positioning with intermediate plate 3 for connecting plate 1.
When upper die of bending machine hydraulic clamp of the present invention works, starts hydraulic system and be in pressure release state, preceding pressure
Plate 24,7 front end of rear fender and 3 grip orifice of intermediate plate are flared to fixed dimension, are inserted into convenient for bending upper die 26, two pieces of movable pressing boards
Pressing plate panel 16 on clamping face is caught in automatically in the square groove of bending upper die 26, prevents Bending Mould 26 from falling off；Again by external liquid
Press pump gives 3 inner cylinder of intermediate plate 25 oiling by oil circuit, pushes the piston 4 of left and right two in oil cylinder 25, and two pistons 4 in left and right divide
Don't push presses front pressuring plate 24 and rear fender 7, and then front pressuring plate 24 and 7 moment of rear fender clamp bending upper die 26, realizes fast automatic
Bending upper die 26 is clamped, while rubber strip 15 can overcome segmentation 26 clamping size deviation of bending upper die to cause to clamp loose phenomenon.
When mould unloading, external hydraulic pump pressure release, front pressuring plate 24 and rear fender 7 push up back piston 4 under the effect of reset spring 20, and rotation is adjusted
Nut 9, grip orifice flare up's horn mouth between front pressuring plate 24 and rear fender 7 and intermediate plate 3, is unloaded convenient for bending upper die 26.
In use, adjustment is placed in the adjusting block 2 of 3 top of intermediate plate, it can be achieved that 26 deflection compensation drawn game of bending upper die to the present invention
Portion's fine tuning, improves the straightness precision and dimensional accuracy of bending workpieces.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Place is not described in detail by the present invention, is the well-known technique of those skilled in the art of the present technique.
Claims (8)
1. a kind of upper die of bending machine hydraulic clamp, it is characterized in that: including the upper mold clamp system being connect with bending machine, generating
The hydraulic system and upper mold deflection compensation mechanism of clamping force；The upper mold clamp system include connecting plate (1), intermediate plate (3) and
The front pressuring plate (24) and rear fender (7) of its two sides；The intermediate plate (3) is fixedly connected with connecting plate (1), the front pressuring plate
(24), it is connect respectively by fixed screw one (11) between rear fender (7) two pressure plates and intermediate plate (3)；The fixed spiral shell
Silk is also successively cased with spring one (14), disc spring (13) and spheric washer (12) on one (11) inside-out, front pressuring plate (24) and after
Pressing plate (7) can globally washer (12) cambered surface rotate；The rear end of the front pressuring plate (24) and the rear end of rear fender (7) pass through
Contour screw (19) and reset spring (20) and intermediate plate (3) are fixed, the rear end of the front pressuring plate (24) and the rear end of rear fender (7)
On be also provided with adjusting nut (9)；The front pressuring plate (24), rear fender (7) front end clamp face be mounted on pressing plate panel
(16) and rubber strip (15)；The hydraulic system includes oil cylinder (25), oil circuit and the oil connection opened up in intermediate plate (3)
(6)；The oil cylinder (25) is two bar hydraulic cylinders, and two sides are mounted on cylinder nut (5), is internally provided with two work in left and right
It fills in (4), is inlaid with oil sealing (8) on the piston (4)；The inlet and outlet of the oil circuit are equipped with oil connection (6)；The upper mold amount of deflection
Compensation mechanism include be placed in above intermediate plate (3) and with the adjusting block of its contact of incline plane (2), the adjusting block (2) and connecting plate (1)
Between be fixedly connected.
2. a kind of upper die of bending machine hydraulic clamp according to claim 1, it is characterized in that: the intermediate plate (3) and company
It is connected and fixed between fishplate bar (1) by fixed screw two (22), which is hexagon socket head cap screw.
3. a kind of upper die of bending machine hydraulic clamp according to claim 1, it is characterized in that: the adjusting block (2) and company
It is connected and fixed between fishplate bar (1) by adjusting screw (21).
4. a kind of upper die of bending machine hydraulic clamp according to claim 1, it is characterized in that: the fixed screw one (11)
For hexagon socket head cap screw.
5. a kind of upper die of bending machine hydraulic clamp according to claim 1, it is characterized in that: the cylinder nut (5)
Lower part is additionally provided with set screw (10).
6. a kind of upper die of bending machine hydraulic clamp according to claim 1, it is characterized in that: the pressing plate panel (16) is logical
It crosses bulb screw (17) and spring two (18) is mounted on the front end clamping face of both front pressuring plate (24), rear fender (7).
7. a kind of upper die of bending machine hydraulic clamp according to claim 1 or 6, it is characterized in that: the pressing plate panel
(16) inclined-plane obliquely is equipped with below front end.
8. a kind of upper die of bending machine hydraulic clamp according to claim 1, it is characterized in that: the connecting plate (1) is in
Between be also equipped with spring catch (23) between plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710605599.5A CN107150082B (en) | 2017-07-24 | 2017-07-24 | A kind of upper die of bending machine hydraulic clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710605599.5A CN107150082B (en) | 2017-07-24 | 2017-07-24 | A kind of upper die of bending machine hydraulic clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107150082A CN107150082A (en) | 2017-09-12 |
| CN107150082B true CN107150082B (en) | 2019-05-17 |
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ID=59797346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710605599.5A Active CN107150082B (en) | 2017-07-24 | 2017-07-24 | A kind of upper die of bending machine hydraulic clamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN107150082B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109570348A (en) * | 2019-02-13 | 2019-04-05 | 王勇 | A kind of bending upper die fast fixture and bending machine |
| CN110125257A (en) * | 2019-06-18 | 2019-08-16 | 深圳市海吉科技有限公司 | The two-sided clamping jaw of bending machine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06262263A (en) * | 1993-03-15 | 1994-09-20 | Yazaki Corp | Device for clamping press brake upper die |
| US6000273A (en) * | 1998-10-21 | 1999-12-14 | Stover; Carl | Press brake punch holder |
| CN201183091Y (en) * | 2008-04-14 | 2009-01-21 | 许思达 | Two-sided fast clamping device for bender tool bit |
| CN203184410U (en) * | 2013-02-28 | 2013-09-11 | 上海埃锡尔数控机床有限公司 | Hydraulic clamping device of upper die of bending machine |
| CN103658324A (en) * | 2012-09-10 | 2014-03-26 | 黄石华信机械设备有限公司 | Upper die clamp-type hydraulic clamping device of bending machine |
| CN105921624A (en) * | 2016-06-18 | 2016-09-07 | 安徽联盟模具工业股份有限公司 | Compensated upper mould mechanical fast clamping device of bending machine |
| CN206936137U (en) * | 2017-07-24 | 2018-01-30 | 安徽联盟模具工业股份有限公司 | A kind of upper die of bending machine hydraulic clamp |
-
2017
- 2017-07-24 CN CN201710605599.5A patent/CN107150082B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06262263A (en) * | 1993-03-15 | 1994-09-20 | Yazaki Corp | Device for clamping press brake upper die |
| US6000273A (en) * | 1998-10-21 | 1999-12-14 | Stover; Carl | Press brake punch holder |
| CN201183091Y (en) * | 2008-04-14 | 2009-01-21 | 许思达 | Two-sided fast clamping device for bender tool bit |
| CN103658324A (en) * | 2012-09-10 | 2014-03-26 | 黄石华信机械设备有限公司 | Upper die clamp-type hydraulic clamping device of bending machine |
| CN203184410U (en) * | 2013-02-28 | 2013-09-11 | 上海埃锡尔数控机床有限公司 | Hydraulic clamping device of upper die of bending machine |
| CN105921624A (en) * | 2016-06-18 | 2016-09-07 | 安徽联盟模具工业股份有限公司 | Compensated upper mould mechanical fast clamping device of bending machine |
| CN206936137U (en) * | 2017-07-24 | 2018-01-30 | 安徽联盟模具工业股份有限公司 | A kind of upper die of bending machine hydraulic clamp |
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| Publication number | Publication date |
|---|---|
| CN107150082A (en) | 2017-09-12 |
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Denomination of invention: A hydraulic clamping device for upper die of bending machine Effective date of registration: 20210625 Granted publication date: 20190517 Pledgee: Anhui Ma'anshan Rural Commercial Bank Co.,Ltd. Pledgor: ANHUI LIANMENG MOULD INDUSTRIAL Co.,Ltd. Registration number: Y2021980005300 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
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Date of cancellation: 20220829 Granted publication date: 20190517 Pledgee: Anhui Ma'anshan Rural Commercial Bank Co.,Ltd. Pledgor: ANHUI LIANMENG MOULD INDUSTRIAL Co.,Ltd. Registration number: Y2021980005300 |