CN111872231A - Buffer punch for stamping die - Google Patents
Buffer punch for stamping die Download PDFInfo
- Publication number
- CN111872231A CN111872231A CN202010697279.9A CN202010697279A CN111872231A CN 111872231 A CN111872231 A CN 111872231A CN 202010697279 A CN202010697279 A CN 202010697279A CN 111872231 A CN111872231 A CN 111872231A
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- CN
- China
- Prior art keywords
- punch
- cavity
- sides
- drift
- drift body
- 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.)
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Classifications
-
- 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
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
-
- 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
-
- 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
- B21D37/18—Lubricating, e.g. lubricating tool and workpiece simultaneously
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention provides a buffer punch for a stamping die, and relates to the technical field of stamping dies. This stamping die is with buffering drift, including mount pad, fixed bolster and drift body, two the both sides at the mount pad are fixed respectively to the fixed bolster, the drift body sets up the below at the mount pad, first cavity has been seted up to the inside of mount pad, the inside gomphosis of first cavity is connected with the baffle-box, the second cavity has been seted up to the inside of baffle-box. Through increasing the voltage difference between two electric capacity boards, make electric field intensity increase, thereby make the electrorheological fluids by the transformation of liquid to solid, the viscosity increase of electrorheological fluids makes the fly leaf obtain the buffering, buffer spring can be compressed by the baffle-box, further to the buffering of drift body, make the impact that the drift body received reduce greatly, thereby the damage that makes the drift body receive is less, the life increase of drift body does not need often to change the drift body, use cost is reduced.
Description
Technical Field
The invention relates to the technical field of stamping dies, in particular to a buffer punch for a stamping die.
Background
Stamping, which is a press working method for obtaining a required part by applying pressure to a material at room temperature by using a die mounted on a press machine to cause separation or plastic deformation;
the prior cushion punch for the stamping die generally has the following problems in the use process:
1. because the punching die has very big damage to the drift when using for the life of drift is shorter, needs often to change the drift, has improved use cost.
2. In order to prevent the punch from rusting, lubricating oil is coated on the surface of the punch manually at regular time, so that the labor intensity of an operator is increased.
3. Because the punch needs to be replaced frequently, the punch is easy to incline during installation, and the punch needs to be corrected manually.
4. Because the punch is fixed through the bolt, the punch can be detached only by using a tool when the punch is replaced, and the punch is troublesome to detach and install.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a buffer punch for a stamping die, which solves the problems that the existing punch is easy to damage in the using process, manual oiling and rust prevention are needed, the punch is easy to incline in installation, and the punch is troublesome to assemble and disassemble.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a buffering punch for a stamping die comprises a mounting seat, fixing supports and a punch body, wherein the two fixing supports are respectively fixed on two sides of the mounting seat, the punch body is arranged below the mounting seat, a first cavity is formed in the mounting seat, a buffer box is connected with the first cavity in an embedded mode, a second cavity is formed in the buffer box, a movable plate is arranged in the second cavity, a movable block is fixedly connected to the bottom of the movable plate, a clamping groove is formed in the bottom of the movable block, the punch body is connected with the clamping groove in an embedded mode, an oil storage tank is formed in the movable block, an oil inlet pipe is communicated with one side of the oil storage tank, two oil outlet pipes are connected to the bottom of the oil storage tank, movable sleeves are rotatably connected to two sides of the movable block, rotating handles are fixedly connected to two sides of the movable sleeves, the inner thread of the movable sleeve is connected with a threaded rod, first threaded holes are formed in two sides of the clamping groove, and second threaded holes are formed in two sides of the top end of the punch body.
Preferably, two fixed rods are fixedly connected to the top of the buffer box, two buffer springs are sleeved on the outer surfaces of the fixed rods, two sliding grooves are formed in two ends of each buffer spring and are respectively fixedly connected with the inner top wall of the first cavity and the top of the buffer box, and the inner portions of the sliding grooves are connected with one ends of the fixed rods in an embedded mode.
Preferably, both sides of the second cavity are fixedly connected with capacitance plates, and the second cavity is filled with electrorheological fluid.
Preferably, the inner top wall of the clamping groove is fixedly connected with a clamping block, the top of the punch body is provided with a limiting groove, and the clamping block is embedded with the limiting groove.
Preferably, the threaded rod is in threaded connection with the first threaded hole and the second threaded hole, fixing grooves are formed in the two sides of the clamping block and correspond to the first threaded hole in position, and one end of the threaded rod is in threaded connection with the fixing grooves.
Preferably, the oil storage tank is located above the clamping groove, and the oil outlet pipe is located on two sides of the clamping groove.
Preferably, the movable block penetrates through the center of the bottom of the mounting seat.
The working principle is as follows: when the punch body is used for punching a workpiece, the punch body is contacted with the workpiece, so that the punch body is stressed to move upwards to drive the movable block to move, the movable block is driven to extrude the electrorheological fluid positioned in the second cavity, the electric field intensity is increased by increasing the voltage difference between the two capacitance plates, the electrorheological fluid is converted from liquid to solid, the viscosity of the electrorheological fluid is increased, the movable plate is buffered, when the extrusion of the movable plate on the electrorheological fluid reaches the limit, the movable plate can drive the buffer box to move to drive the fixed rod to move, so that the buffer spring is compressed by the buffer box and further buffers the punch body, the impact on the punch body is greatly reduced, the damage on the punch body is smaller, the service life of the punch body is prolonged, the punch body does not need to be frequently replaced, and the use cost is reduced, when the punch body needs to be coated with lubricating oil, lubricating oil is added into the oil storage tank through the oil inlet pipe, the lubricating oil can be coated on the punch body through the oil outlet pipes positioned on the two sides of the punch body, the surface of the punch body does not need to be coated with the lubricating oil manually, the labor intensity of operators is reduced, when the punch body needs to be replaced, the installation position of the punch body is limited due to the fact that the limiting groove at the top of the punch body is embedded with the clamping block, the punch body is fixed through the threaded rods positioned on the two sides of the punch body, the position of the punch body is further limited, the punch body is not prone to incline when being installed, the punch body does not need to be corrected manually, the movable sleeve can be driven to rotate through rotating the rotating handle, the threaded rod is driven to rotate, and due to the fact that the threaded rod is in threaded connection with the first threaded hole and the second threaded hole, a part, thereby make the threaded rod can rotate and remove, can make the threaded rod break away from the fixed slot, owing to can break away from the drift body with the threaded rod through the turning handle, need not use the instrument and can lift the drift body off for the drift body loading and unloading is comparatively simple.
(III) advantageous effects
The invention provides a buffer punch for a stamping die. The method has the following beneficial effects:
1. this stamping die is with buffering drift, through increasing the voltage difference between two electric capacity boards, make electric field intensity increase, thereby make the electrorheological fluids by the transformation of liquid to solid, the viscosity increase of electrorheological fluids, make the fly leaf obtain the buffering, buffer spring can be compressed by the baffle-box, further cushion the drift body, make the impact that the drift body received reduce greatly, thereby it is less to make the damage that the drift body received, the life of drift body increases, need not often change the drift body, use cost is reduced.
2. This cushion drift for stamping die can scribble lubricating oil for the drift body through the play oil pipe that is located drift body both sides, need not the manual work and scribbles lubricating oil for the surface of drift body for operating personnel's intensity of labour reduces.
3. This stamping die is with buffering drift, because the spacing groove and the fixture block gomphosis at drift body top for the position of drift body installation receives the restriction, fixes the drift body through the screw rod that is located drift body both sides, makes the position of drift body further inject, thereby when making the installation of drift body, is difficult to take place the slope, consequently need not the manual work and corrects it.
4. This stamping die is with buffering drift owing to can break away from the drift body with the threaded rod through the turning handle, need not use tools can lift the drift body off for the drift body loading and unloading are comparatively simple.
Drawings
FIG. 1 is a cross-sectional view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the invention at A of FIG. 1;
FIG. 3 is a schematic view of the threaded rod of the present invention coupled to a punch body;
fig. 4 is a schematic position diagram of the fixing groove and the first threaded hole of the present invention.
Wherein, 1, mounting seat; 2. fixing a bracket; 3. a first cavity; 4. a buffer tank; 5. a second cavity; 6. a movable plate; 7. a movable block; 8. fixing the rod; 9. a buffer spring; 10. a chute; 11. a clamping block; 12. a punch body; 13. a capacitive plate; 14. an oil storage tank; 15. an oil inlet pipe; 16. an oil outlet pipe; 17. a movable sleeve; 18. a handle is rotated; 19. a threaded rod; 20. a card slot; 21. fixing grooves; 22. a first threaded hole; 23. a second threaded hole; 24. a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1-4, an embodiment of the present invention provides a cushion punch for a stamping die, including a mounting base 1, two fixed brackets 2 and a punch body 12, wherein the two fixed brackets 2 are respectively fixed on two sides of the mounting base 1, the punch body 12 is disposed below the mounting base 1, a first cavity 3 is disposed inside the mounting base 1, a buffer tank 4 is connected to the first cavity 3 in an embedded manner, a second cavity 5 is disposed inside the buffer tank 4, a movable plate 6 is disposed inside the second cavity 5, a movable block 7 is fixedly connected to the bottom of the movable plate 6, a clamping groove 20 is disposed at the bottom of the movable block 7, the punch body 12 is connected to the clamping groove 20 in an embedded manner, an oil storage tank 14 is disposed inside the movable block 7, an oil inlet pipe 15 is communicated with one side of the oil storage tank 14, two oil outlet pipes 16 are connected to the bottom of the oil storage tank 14, and movable sleeves 17 are rotatably connected to, the two sides of the movable sleeve 17 are fixedly connected with the rotating handles 18, the inner threads of the movable sleeve 17 are connected with threaded rods 19, the two sides of the clamping groove 20 are provided with first threaded holes 22, and the two sides of the top end of the punch body 12 are provided with second threaded holes 23.
The top of the buffer box 4 is fixedly connected with two fixing rods 8, the outer surfaces of the two fixing rods 8 are sleeved with buffer springs 9, two ends of each buffer spring 9 are respectively fixedly connected with the inner top wall of the first cavity 3 and the inner top wall of the first cavity 3, the two ends of each buffer spring 9 are respectively connected with the inner top wall of the first cavity 3 and the top of the buffer box 4, two sliding chutes 10 are formed in the sliding chutes 10, the inner parts of the sliding chutes 10 are connected with one ends of the fixing rods 8 in an embedded mode, and the buffer springs 9 can be compressed by the buffer box 4 to further buffer the punch body 12, so that impact on the punch body 12 is greatly reduced, damage on the punch body 12 is smaller, the service life of the punch body; the two sides of the second cavity 5 are fixedly connected with the capacitance plates 13, the second cavity 5 is filled with electrorheological fluid, and the electric field intensity is increased by increasing the voltage difference between the two capacitance plates 13, so that the electrorheological fluid is converted from liquid to solid, the viscosity of the electrorheological fluid is increased, and the movable plate 6 is buffered; a clamping block 11 is fixedly connected to the inner top wall of the clamping groove 20, a limiting groove 24 is formed in the top of the punch body 12, the clamping block 11 is embedded in the limiting groove 24, and the installation position of the punch body 12 is limited due to the fact that the limiting groove 24 in the top of the punch body 12 is embedded in the clamping block 11; the threaded rod 19 is in threaded connection with the first threaded hole 22 and the second threaded hole 23, fixing grooves 21 are formed in two sides of the fixture block 11, the positions of the fixing grooves 21 correspond to those of the first threaded hole 22, one end of the threaded rod 19 is in threaded connection with the fixing grooves 21, and due to the fact that the threaded rod 19 is in threaded connection with the first threaded hole 22 and the second threaded hole 23, a part of force applied to the threaded rod 19 in the vertical direction is compensated into force in the horizontal direction, the threaded rod 19 can rotate and move, the threaded rod 19 can be separated from the fixing grooves 21, the threaded rod 19 can be separated from the punch body 12 through the rotating handle 18, the punch body 12 can be detached without tools, and the punch body 12 is simple to assemble and disassemble; the oil storage tank 14 is positioned above the clamping groove 20, the oil outlet pipe 16 is positioned on two sides of the clamping groove 20, lubricating oil can be coated on the punch body 12 through the oil outlet pipe 16 positioned on two sides of the punch body 12, the surface of the punch body 12 does not need to be coated with the lubricating oil manually, and the labor intensity of operators is reduced; the movable block 7 penetrates through the center of the bottom of the mounting base 1, so that the movable block 7 can move.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a cushion punch for stamping die, includes mount pad (1), fixed bolster (2) and drift body (12), two the both sides at mount pad (1) are fixed respectively in fixed bolster (2), drift body (12) set up the below at mount pad (1), its characterized in that: the oil-water separation device is characterized in that a first cavity (3) is formed in the mounting seat (1), the first cavity (3) is connected with a buffer box (4) in an embedded mode, a second cavity (5) is formed in the buffer box (4), a movable plate (6) is arranged in the second cavity (5), a movable block (7) is fixedly connected to the bottom of the movable block (6), a clamping groove (20) is formed in the bottom of the movable block (7), the inner portion of the clamping groove (20) is connected with a punch body (12) in an embedded mode, an oil storage tank (14) is formed in the movable block (7), an oil inlet pipe (15) is communicated with one side of the oil storage tank (14), two oil outlet pipes (16) are connected to the bottom of the oil storage tank (14), movable sleeves (17) are rotatably connected to two sides of the movable block (7), and rotating handles (18) are fixedly connected to two sides of the movable sleeves, the inner thread of the movable sleeve (17) is connected with a threaded rod (19), first threaded holes (22) are formed in two sides of the clamping groove (20), and second threaded holes (23) are formed in two sides of the top end of the punch body (12).
2. The cushion punch for a press die as set forth in claim 1, wherein: two dead levers (8) of top fixedly connected with of baffle-box (4), two the surface cover of dead lever (8) is equipped with buffer spring (9), buffer spring (9) both ends respectively with the top fixed connection of roof and baffle-box (4) in first cavity (3) two spout (10) have been seted up to the interior roof of first cavity (3), the inside of spout (10) is connected with the one end gomphosis of dead lever (8).
3. The cushion punch for a press die according to claim 1 or 2, characterized in that: and both sides of the second cavity (5) are fixedly connected with capacitance plates (13), and the second cavity (5) is filled with electrorheological fluid.
4. The cushion punch for a press die as set forth in claim 1, wherein: the inner top wall of the clamping groove (20) is fixedly connected with a clamping block (11), the top of the punch body (12) is provided with a limiting groove (24), and the clamping block (11) is embedded with the limiting groove (24).
5. The cushion punch for a press die as set forth in claim 1, wherein: threaded rod (19) and the equal threaded connection of first screw hole (22) and second screw hole (23), fixed slot (21) have all been seted up to the both sides of fixture block (11), fixed slot (21) are corresponding with the position of first screw hole (22), the one end and fixed slot (21) threaded connection of threaded rod (19).
6. The cushion punch for a press die as set forth in claim 1, wherein: the oil storage tank (14) is located above the clamping groove (20), and the oil outlet pipe (16) is located on two sides of the clamping groove (20).
7. The cushion punch for a press die as set forth in claim 1, wherein: the movable block (7) penetrates through the center of the bottom of the mounting seat (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010697279.9A CN111872231A (en) | 2020-07-20 | 2020-07-20 | Buffer punch for stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010697279.9A CN111872231A (en) | 2020-07-20 | 2020-07-20 | Buffer punch for stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111872231A true CN111872231A (en) | 2020-11-03 |
Family
ID=73155783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010697279.9A Withdrawn CN111872231A (en) | 2020-07-20 | 2020-07-20 | Buffer punch for stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111872231A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114260373A (en) * | 2022-01-06 | 2022-04-01 | 靖江市联友模具制造有限公司 | Die buffering device for machining stamping die |
| CN114472715A (en) * | 2022-01-28 | 2022-05-13 | 无锡微研股份有限公司 | Fin forming male die capable of reducing noise |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120031245A1 (en) * | 2009-04-15 | 2012-02-09 | Amada Company, Limited | Punch tool device and method of supplying lubricating oil |
| CN202527595U (en) * | 2012-04-19 | 2012-11-14 | 周铭根 | Puncher pin lubricating structure for radiating piece installation of microwave oven magnetron |
| CN205798086U (en) * | 2016-06-24 | 2016-12-14 | 济宁熠达智能科技有限公司 | A kind of fluid pressure type stamping machine of liftable punch die |
| CN207994309U (en) * | 2018-04-23 | 2018-10-19 | 广州格律电子工业专用设备有限公司 | A kind of press-connection machine punch |
| CN209647412U (en) * | 2019-01-23 | 2019-11-19 | 誉威精工科技(深圳)有限公司 | A kind of lubricating arrangement of novel motor precise forming stamping die |
| CN110605328A (en) * | 2018-09-10 | 2019-12-24 | 耿攀 | Buffer punch for stamping die and stamping method |
| CN210936765U (en) * | 2019-10-17 | 2020-07-07 | 苏州市佳旺精密机械有限公司 | Punch for computer backboard die |
-
2020
- 2020-07-20 CN CN202010697279.9A patent/CN111872231A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120031245A1 (en) * | 2009-04-15 | 2012-02-09 | Amada Company, Limited | Punch tool device and method of supplying lubricating oil |
| CN202527595U (en) * | 2012-04-19 | 2012-11-14 | 周铭根 | Puncher pin lubricating structure for radiating piece installation of microwave oven magnetron |
| CN205798086U (en) * | 2016-06-24 | 2016-12-14 | 济宁熠达智能科技有限公司 | A kind of fluid pressure type stamping machine of liftable punch die |
| CN207994309U (en) * | 2018-04-23 | 2018-10-19 | 广州格律电子工业专用设备有限公司 | A kind of press-connection machine punch |
| CN110605328A (en) * | 2018-09-10 | 2019-12-24 | 耿攀 | Buffer punch for stamping die and stamping method |
| CN209647412U (en) * | 2019-01-23 | 2019-11-19 | 誉威精工科技(深圳)有限公司 | A kind of lubricating arrangement of novel motor precise forming stamping die |
| CN210936765U (en) * | 2019-10-17 | 2020-07-07 | 苏州市佳旺精密机械有限公司 | Punch for computer backboard die |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114260373A (en) * | 2022-01-06 | 2022-04-01 | 靖江市联友模具制造有限公司 | Die buffering device for machining stamping die |
| CN114260373B (en) * | 2022-01-06 | 2022-10-25 | 靖江市联友模具制造有限公司 | Die buffering device for machining stamping die |
| CN114472715A (en) * | 2022-01-28 | 2022-05-13 | 无锡微研股份有限公司 | Fin forming male die capable of reducing noise |
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Application publication date: 20201103 |
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| WW01 | Invention patent application withdrawn after publication |