CN204747222U - Mould hydraulic clamping mechanism on bender - Google Patents
Mould hydraulic clamping mechanism on bender Download PDFInfo
- Publication number
- CN204747222U CN204747222U CN201520498657.5U CN201520498657U CN204747222U CN 204747222 U CN204747222 U CN 204747222U CN 201520498657 U CN201520498657 U CN 201520498657U CN 204747222 U CN204747222 U CN 204747222U
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- CN
- China
- Prior art keywords
- oil
- bending machine
- upper die
- ejector pin
- die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a mould hydraulic clamping mechanism on bender, the transition die shank has, transition die shank upper portion is equipped with the button, transition die shank lower part is equipped with the die cavity, the precision face is set to die cavity one side groove face, a plurality of guide ways have transversely been seted up to the opposite side, the outside of guide way is equipped with arranges the jar seat in a row, even arrange the inside a plurality of single acting cylinder that is equipped with of jar seat, every single acting cylinder and company arrange and all form an inclosed oil pressure chamber between the jar seat, every single acting cylinder front end is equipped with the knock pin, and the knock pin front end passes corresponding guide way and withstands mould neck on the bender, the upper and lower both sides that every single acting cylinder front portion is located the knock pin all are equipped with two pressure spring mounting holes, the pressure spring all is equipped with in every pressure spring mounting hole, still seted up an oil through in even arranging the jar seat, this oil through and each single acting cylinder intercommunication, external the confessions oil pipe of one end of oil through, the other end of oil through is made the blind hole and is perhaps adopted the plug screw shutoff, the utility model discloses the wearability is good, can align by quick clamping, goes up the mould and changes the convenience.
Description
Technical field
The utility model relates to forging machinery and equipment technical field, especially a kind of hydraulic clamping mechanism for upper die of bending machine.
Background technology
Numerical control bender controls moving up and down of oil cylinder by digital control system, thus drive the mould be arranged on slide block to move up and down, produce with the counterdie installed on the table and extrude, realize the bending to workpiece, process different workpiece to need to change different bending upper die, therefore change easily, clamping is firmly the most urgent requirement of current high-grade numerical control bender, original upper die of bending machine clamp system has mechanical type and fluid pressure type, mechanical type realizes unclamping and clamping of patrix by artificial slack adjuster, because mounting screw is more, there is (each mounting clamp skill amount size is different) in human factor, there is not clamping and that the die change time is long deficiency in it, can not realize the needs of modern production far away, fluid pressure type clamps patrix by being arranged on ejecting force that hydraulic cylinder on a certain pressing plate produces, previous fluid pressure type is all the clamping for common patrix, existing Dutch WILA company is proposed a kind of upper die structure be easy to neutralization alignment, mold neck has the locking slot of band gradient, only need to apply active force in one direction, just can align centering patrix (needing first after-applied twice outer active force during usual patrix clamping), but current is quite lack for the clamp system needed for this kind of patrix, therefore develop a kind of simple WILA formula patrix clamp system efficiently to be extremely necessary.
Summary of the invention
The purpose of this utility model is exactly the problem lacked for current WILA formula upper die of bending machine clamp system, provides a kind of wearability good, and can align by quick-clamping, patrix changes hydraulic clamping mechanism for upper die of bending machine easily.
Concrete scheme of the present utility model is: a kind of hydraulic clamping mechanism for upper die of bending machine, there is transition die shank, transition die shank top is provided with the button for being connected with lathe, transition die shank bottom offers a die cavity matched with upper die of bending machine die shank, described die cavity side groove face is arranged to precision face, opposite side laterally offers some gathering sills, the outside of described gathering sill is provided with a platoon cylinder seat, this platoon cylinder seat is connected with described transition die shank, several one-way cylinders are equipped with in described platoon cylinder seat inside, an airtight oil pressure chamber is all formed between each one-way cylinder and platoon cylinder seat, all one-way cylinders are arranged on same level line, ejector pin is equipped with in each one-way cylinder front end, described ejector pin front end geometry and upper die of bending machine neck shaped match, and upper die of bending machine neck is withstood through corresponding gathering sill in ejector pin front end, the both sides up and down that each one-way cylinder front portion is positioned at ejector pin are equipped with two stage clip installing holes, all stage clip is housed in each stage clip installing hole, described stage clip one end contacts with corresponding one-way cylinder, the other end is fixedly connected with the lateral surface of described transition die shank, in described platoon cylinder seat, also offer the oil through that a longitudinal direction runs through, this oil through is communicated with each one-way cylinder, the external fuel feed pump in one end of oil through, and the other end of oil through is made blind hole or adopts plug screw shutoff.
Stage clip described in the utility model is rectangle stage clip.
The active strokes of one-way cylinder described in the utility model in platoon cylinder seat is 3mm.
The front end geometry of ejector pin described in the utility model is be with gradient wedge structure, and ejector pin front end Quenching Treatment.
The utility model has following beneficial effect:
1. the button of transition die shank can make different structures, can adapt to the installation of different types of machines lathe.
2. transition die shank bottom offers die cavity, and side is precision face, and opposite side offers gathering sill, is convenient to ejector pin alignment clamping.
3. the ejector pin front end of one-way cylinder adopts Quenching Treatment, considerably increases wearability.
4. upper die and lower die alignment just can clamp by disposable clamping, and patrix is changed convenient and swift.
Accompanying drawing explanation
Fig. 1 is the main apparent direction structural representation of the utility model;
Fig. 2 is the left apparent direction structural representation of Fig. 1;
Fig. 3 is WILA formula upper die of bending machine structural representation.
In figure: 1-button, 2-gathering sill, 3-transition die shank, 4-upper die of bending machine, 5-platoon cylinder seat, 6-one-way cylinder, 7-stage clip, 8-ejector pin, 9-oil through, 10-upper die of bending machine neck.
Detailed description of the invention
See Fig. 1, Fig. 2 and Fig. 3, the utility model is a kind of hydraulic clamping mechanism for upper die of bending machine, there is transition die shank 3, transition die shank top is provided with the button 1 for being connected with lathe, transition die shank bottom offers a die cavity matched with upper die of bending machine die shank, described die cavity side groove face is arranged to precision face, opposite side laterally offers some gathering sills 2, the outside of described gathering sill is provided with a platoon cylinder seat 5, this platoon cylinder seat is connected with described transition die shank, several one-way cylinders 6 are equipped with in described platoon cylinder seat inside, an airtight oil pressure chamber is all formed between each one-way cylinder and platoon cylinder seat, all one-way cylinders are arranged on same level line, ejector pin 8 is equipped with in each one-way cylinder front end, described ejector pin front end geometry and upper die of bending machine 4 neck shaped match, and upper die of bending machine neck 10 is withstood through corresponding gathering sill in ejector pin front end, the both sides up and down that each one-way cylinder front portion is positioned at ejector pin are equipped with two stage clip installing holes, in each stage clip installing hole, stage clip 7 is all housed, described stage clip one end contacts with corresponding one-way cylinder, the other end is fixedly connected with the lateral surface of described transition die shank, in described platoon cylinder seat, also offer the oil through 9 that a longitudinal direction runs through, this oil through is communicated with each one-way cylinder, the external fuel feed pump in one end of oil through, and the other end of oil through is made blind hole or adopts plug screw shutoff.
Stage clip 7 described in the present embodiment is rectangle stage clip.
The active strokes of one-way cylinder 6 described in the present embodiment in platoon cylinder seat 5 is 3mm.
The front end geometry of ejector pin 8 described in the present embodiment is be with gradient wedge structure, and ejector pin front end Quenching Treatment.
Below in conjunction with WILA formula bender, utility model works principle is described:
Before work, transition die shank 3 of the present utility model is fixedly connected on lathe slide block, before die-filling, each one-way cylinder 6 is in unloading condition, oil pressure cavity pressure is zero, under the effect of rectangle stage clip 7, all one-way cylinders outwards open, WILA formula upper die of bending machine 4 is loaded the die cavity of transition die shank lower end, logical oil pressurization, each one-way cylinder 6 oil pressure cavity pressure raises, and one-way cylinder moves inwards, and the ejector pin 8 of top land withstands on upper die of bending machine neck 10 place, promote WILA formula upper die of bending machine and move upward left, thus clamping and centering patrix; When upper die of bending machine 4 changed by needs, carry out release to each one-way cylinder, all one-way cylinders outwards open fast under the effect of rectangle stage clip, and each ejector pin and patrix come off, and again can carry out the replacing of patrix easily.
Claims (4)
1. a hydraulic clamping mechanism for upper die of bending machine, it is characterized in that: there is transition die shank, transition die shank top is provided with the button for being connected with lathe, transition die shank bottom offers a die cavity matched with upper die of bending machine die shank, described die cavity side groove face is arranged to precision face, opposite side laterally offers some gathering sills, the outside of described gathering sill is provided with a platoon cylinder seat, this platoon cylinder seat is connected with described transition die shank, several one-way cylinders are equipped with in described platoon cylinder seat inside, an airtight oil pressure chamber is all formed between each one-way cylinder and platoon cylinder seat, all one-way cylinders are arranged on same level line, ejector pin is equipped with in each one-way cylinder front end, described ejector pin front end geometry and upper die of bending machine neck shaped match, and upper die of bending machine neck is withstood through corresponding gathering sill in ejector pin front end, the both sides up and down that each one-way cylinder front portion is positioned at ejector pin are equipped with two stage clip installing holes, all stage clip is housed in each stage clip installing hole, described stage clip one end contacts with corresponding one-way cylinder, the other end is fixedly connected with the lateral surface of described transition die shank, in described platoon cylinder seat, also offer the oil through that a longitudinal direction runs through, this oil through is communicated with each one-way cylinder, the external fuel feed pump in one end of oil through, and the other end of oil through is made blind hole or adopts plug screw shutoff.
2. a kind of hydraulic clamping mechanism for upper die of bending machine according to claim 1, is characterized in that: described stage clip is rectangle stage clip.
3. a kind of hydraulic clamping mechanism for upper die of bending machine according to claim 1, is characterized in that: the active strokes of described one-way cylinder in platoon cylinder seat is 3mm.
4. a kind of hydraulic clamping mechanism for upper die of bending machine according to claim 1, is characterized in that: described ejector pin front end geometry is be with gradient wedge structure, and ejector pin front end Quenching Treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520498657.5U CN204747222U (en) | 2015-07-13 | 2015-07-13 | Mould hydraulic clamping mechanism on bender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520498657.5U CN204747222U (en) | 2015-07-13 | 2015-07-13 | Mould hydraulic clamping mechanism on bender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204747222U true CN204747222U (en) | 2015-11-11 |
Family
ID=54461978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520498657.5U Expired - Fee Related CN204747222U (en) | 2015-07-13 | 2015-07-13 | Mould hydraulic clamping mechanism on bender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204747222U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106363089A (en) * | 2016-11-30 | 2017-02-01 | 盐城工学院 | Split type upper die clamping device |
| CN106378384A (en) * | 2016-11-30 | 2017-02-08 | 盐城工学院 | Angle-adjustable clamping device |
| CN106378383A (en) * | 2016-11-30 | 2017-02-08 | 盐城工学院 | Upper die clamping device |
| CN106734578A (en) * | 2016-11-25 | 2017-05-31 | 盐城工学院 | A kind of longitudinal assembling clamping device |
| CN106734644A (en) * | 2016-12-22 | 2017-05-31 | 上海机床厂有限公司 | The automatic mounting mechanism of mould on numerical control bender |
| CN106734579A (en) * | 2016-11-30 | 2017-05-31 | 盐城工学院 | A kind of Height Adjustable connection handle |
| CN107030191A (en) * | 2016-11-25 | 2017-08-11 | 盐城工学院 | A kind of small opening clamping device |
-
2015
- 2015-07-13 CN CN201520498657.5U patent/CN204747222U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106734578A (en) * | 2016-11-25 | 2017-05-31 | 盐城工学院 | A kind of longitudinal assembling clamping device |
| CN107030191A (en) * | 2016-11-25 | 2017-08-11 | 盐城工学院 | A kind of small opening clamping device |
| CN106734578B (en) * | 2016-11-25 | 2018-06-22 | 盐城工学院 | A kind of longitudinal assembling clamping device |
| CN107030191B (en) * | 2016-11-25 | 2018-11-02 | 盐城工学院 | A kind of small opening clamping device |
| CN106363089A (en) * | 2016-11-30 | 2017-02-01 | 盐城工学院 | Split type upper die clamping device |
| CN106378384A (en) * | 2016-11-30 | 2017-02-08 | 盐城工学院 | Angle-adjustable clamping device |
| CN106378383A (en) * | 2016-11-30 | 2017-02-08 | 盐城工学院 | Upper die clamping device |
| CN106734579A (en) * | 2016-11-30 | 2017-05-31 | 盐城工学院 | A kind of Height Adjustable connection handle |
| CN106363089B (en) * | 2016-11-30 | 2018-06-01 | 盐城工学院 | A kind of split type upper mold clamping device |
| CN106734644A (en) * | 2016-12-22 | 2017-05-31 | 上海机床厂有限公司 | The automatic mounting mechanism of mould on numerical control bender |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 Termination date: 20190713 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |