CN111438250A - Punching mechanism of punching machine - Google Patents
Punching mechanism of punching machine Download PDFInfo
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- CN111438250A CN111438250A CN202010275097.2A CN202010275097A CN111438250A CN 111438250 A CN111438250 A CN 111438250A CN 202010275097 A CN202010275097 A CN 202010275097A CN 111438250 A CN111438250 A CN 111438250A
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- fixed
- punching
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- punch
- die
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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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/02—Stamping using rigid devices or tools
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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
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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
- B21D37/10—Die sets; Pillar guides
- B21D37/12—Particular guiding equipment, e.g. pliers; Special arrangements for interconnection or cooperation of dies
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/10—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by grippers
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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
- B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
- B21D45/02—Ejecting devices
- B21D45/04—Ejecting devices interrelated with motion of tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention provides a stamping mechanism of a stamping machine, which comprises a base, an upper stamping die, a lower supporting die and a feeding mechanism, wherein the upper stamping die is arranged on the base; the upper punching die comprises a punching head assembly, the punching head assembly comprises an upper punching head and a lower punching head, a distance adjusting assembly for adjusting the distance is arranged between the upper punching head and the lower punching head, the upper punching head is connected with a reciprocating piece, the reciprocating piece is fixed on a block body, the block body is connected with a supporting seat through a moving assembly, the supporting seat is fixed on a rack, and the rack is fixed on the upper surface of a base; the lower supporting die is positioned right below the punch assembly and fixed in the base; the feeding mechanism is fixed on one side of the base and used for feeding the stamping blank; the invention provides a punching mechanism of a punching machine, which can change the relative position between punches, can avoid material sticking and is particularly suitable for punching irregular-shaped plates.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to a punching mechanism of a punching machine.
Background
The punching machine is also called as a punch press, the punching process is more material and energy saving than the traditional mechanical processing, the efficiency is high, the technical requirement on operators is not high, and products which cannot be achieved by the mechanical processing can be manufactured by applying various dies, so that the punching machine has very wide application; the punching production is mainly aimed at plate production, blanking, punching, forming, deep drawing, trimming, fine punching, shaping, riveting, extruding and the like can be carried out through a die, the punching machine is widely applied to various fields, and the punching machine is widely applied to punching and forming of electronics, communication, computers, household appliances, furniture, vehicles, hardware parts and the like.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provide a punching mechanism of a punching machine, which can change the relative position between punches and avoid material sticking, and is particularly suitable for punching irregular-shaped plates.
The technical scheme of the invention is as follows: a stamping mechanism of a stamping machine comprises a base, an upper stamping die, a lower supporting die and a feeding mechanism;
the upper punching die comprises a punching head assembly, the punching head assembly comprises an upper punching head and a lower punching head, a distance adjusting assembly for adjusting the distance is arranged between the upper punching head and the lower punching head, the upper punching head is connected with a reciprocating piece, the reciprocating piece is fixed on a block body, the block body is connected with a supporting seat through a moving assembly, the supporting seat is fixed on a rack, and the rack is fixed on the upper surface of a base;
the lower supporting die is positioned right below the punch assembly and fixed in the base; the lower supporting die comprises a supporting column, the supporting column is fixed at the upper end of the spring, the lower end of the spring is fixed in the cylinder, and the cylinder is fixed in the groove formed in the base; the die assembly comprises a die block, the die block is positioned above the supporting column and is also hinged with a die holder, and the die holder is fixed in a groove formed in the base;
the feeding mechanism is fixed on one side of the base and used for feeding the stamping blank.
The number of the punch assemblies is two, the block body of one punch assembly is fixedly connected with the supporting seat, and the block body of the other punch assembly is connected with the supporting seat through the moving assembly.
The distance adjusting assembly comprises a guide rod, and the lower end of the guide rod is fixedly connected with the lower punch; the upper punch is provided with a guide groove matched with the guide rod, an air cylinder used for pushing the guide rod is fixed on the upper punch, and the telescopic end of the air cylinder penetrates through the upper punch and is fixedly connected with the upper end of the guide rod.
The moving assembly comprises a supporting seat, a groove is formed in the supporting seat, a screw rod is arranged in the groove, the left end and the right end of the screw rod are connected with a bearing seat through a bearing, the bearing seat is fixed in the groove, and one end of the screw rod is connected with an output shaft of the first motor; the screw rod is in threaded connection with the nut, sliding blocks are fixed on the side walls of the nut and are in sliding connection with the sliding grooves, and the nut is also fixedly connected with the block body of the other punch component.
The feeding mechanism comprises a feeding table, wherein T-shaped sliding blocks are fixed on the left side and the right side of the feeding table, the T-shaped sliding blocks are connected with T-shaped sliding grooves in a sliding mode, and the T-shaped sliding grooves are fixed on the base; the feeding table is fixedly connected with the side wall of the ball nut, the ball nut is matched with the ball screw, the front end and the rear end of the ball screw are connected with a bearing seat through a bearing, and the bearing seat is fixed on the base; one end of the ball screw is connected with an output shaft of a second motor, and the second motor is fixed on the base.
The feeding tables of the feeding mechanisms are all fixed with vices used for clamping blanks.
The reciprocating motion piece is a hydraulic cylinder, the fixed end of the hydraulic cylinder is fixed on the block body, and the telescopic end of the hydraulic cylinder is fixedly connected with the upper punch.
And a collecting box for collecting stamping parts is further arranged on one side of the base, which is far away from the feeding mechanism.
The invention has the beneficial effects that:
1. the application provides a punching press mechanism, be equipped with the distance adjustment subassembly that is used for adjusting distance between upper punch and lower punch, require differently to the punching press distance for the punching press of irregular shape panel, and if adopt traditional punching press mechanism just need the change drift relapse, be complicated not convenient for operation again promptly, and this application is equipped with the distance adjustment subassembly that is used for adjusting distance between upper punch and lower punch, the cylinder can be selected apart from adjustment subassembly, only need start the cylinder just can adjust the distance between upper punch and the lower punch when adjusting distance, and is simple and convenient.
2. The number of punch assemblies is preferably two, also can select a plurality of punching assemblies as required, also use when the punching press to irregular shape panel, if need punch two recesses on the same part, and the position of these two recesses is relatively nearer again, if the secondary punching press is the integrality of wasting time and hardly guaranteeing the stamping workpiece again promptly, so design two punch assemblies, relative position between two punch assemblies can be adjusted, can adjust the distance between these two punch assemblies, make the punching press simple and convenient.
3. The utility model provides a lower supporting die is equipped with the support column, and when the punching press, drive the stock under the effect of pressure and push down the module, during pressure dynamic pressure module, the support column can push the spring downwards under the effect of moulding-die force, when once extrusion completion back, can drive the moulding-die piece and rotate around the die holder under the effect of spring force, and the spring bounces the support column, and the support column drives the stamping workpiece after the stamping forming and bounces.
4. The feeding mechanism of this application is used for the left and right sides of centre gripping stock respectively, and the stock of both sides is simple and convenient with the vice centre gripping, drives ball and ball nut through step motor simultaneously and rotates and drive the intermittent type of feeding platform and feed, also realizes the intermittent type of stock and feeds.
5. The reciprocating motion piece of this application selects the pneumatic cylinder, and the impact force is great.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a moving assembly according to the present invention;
FIG. 3 is a schematic structural view of a lower support mold of the present invention;
FIG. 4 is a schematic view of the structure of the T-shaped slider and the T-shaped sliding slot of the present invention.
1. A base; 2. an upper punch; 3. a lower punch; 4. a reciprocating member; 5. a block body; 6. a supporting seat; 7. a frame; 8. a support pillar; 9. a spring; 10. a cylinder; 11. pressing the module; 12. a die holder; 13. a guide bar; 14. a guide groove; 15. a cylinder; 16. a groove; 17. a screw; 18. a bearing seat; 19. a first motor; 20. a nut; 21. a slider; 22. a chute; 23. a feeding table; 24. a T-shaped slider; 25. a T-shaped chute; 26. a ball nut; 27. a ball screw; 28. a second motor; 29. a vise; 30. and a collection box.
Detailed Description
An embodiment of the present invention will be described in detail below with reference to the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the embodiment.
Example 1:
the embodiment of the invention provides a stamping mechanism of a stamping machine, which comprises a base 1, an upper stamping die, a lower supporting die and a feeding mechanism, wherein the upper stamping die is arranged on the base;
the upper punching die comprises a punching head assembly, the punching head assembly comprises an upper punching head 2 and a lower punching head 3, a distance adjusting assembly for adjusting the distance is arranged between the upper punching head 2 and the lower punching head 3, the upper punching head 2 is connected with a reciprocating motion piece 4, the reciprocating motion piece 4 is fixed on a block body 5, the block body 5 is connected with a supporting seat 6 through a moving assembly, the supporting seat 6 is fixed on a rack 7, and the rack 7 is fixed on the upper surface of the base 1;
the lower supporting die is positioned right below the punch assembly and fixed in the base 1; the lower supporting die comprises a supporting column 8, the supporting column 8 is fixed at the upper end of a spring 9, the lower end of the spring 9 is fixed inside a cylinder 10, and the cylinder 10 is fixed inside a groove formed in the base 1; two sides of the supporting column 8 are respectively provided with a die assembly used for being matched with the lower punch 3, the die assembly comprises a die block 11, the die block 11 is positioned above the supporting column 8, the die block 11 is also hinged with a die holder 12, and the die holder 12 is fixed in a groove formed in the base 1;
the feeding mechanism is fixed on one side of the base 1 and used for feeding the stamping blank.
Further, the number of the punch assemblies is two, wherein the block 5 of one punch assembly is fixedly connected with the supporting seat 6, and the block 5 of the other punch assembly is connected with the supporting seat 6 through a moving assembly.
Further, the distance adjusting assembly comprises a guide rod 13, and the lower end of the guide rod 13 is fixedly connected with the lower punch 3; the upper punch 2 is provided with a guide groove 14 matched with the guide rod 13, the upper punch 2 is fixed with a cylinder 15 used for pushing the guide rod 13, and the telescopic end of the cylinder 15 penetrates through the upper punch 2 and is fixedly connected with the upper end of the guide rod 13.
Further, the moving assembly comprises a supporting seat 6, a groove 16 is formed in the supporting seat 6, a screw 17 is arranged in the groove 16, the left end and the right end of the screw 17 are connected with a bearing seat 18 through bearings, the bearing seat 18 is fixed in the groove 16, and one end of the screw 17 is connected with an output shaft of a first motor 19; the screw 17 is in threaded connection with a nut 20, a sliding block 21 is fixed on the side wall of the nut 20, the sliding block 21 is in sliding connection with a sliding groove 22, and the nut 20 is also respectively in fixed connection with the block 5 of the other punch component.
Furthermore, the reciprocating motion piece 4 is a hydraulic cylinder, the fixed end of the hydraulic cylinder is fixed on the block 5, and the telescopic end of the hydraulic cylinder is fixedly connected with the upper punch 2.
Further, a collecting box 30 for collecting stamping parts is further arranged on one side of the base 1 far away from the feeding mechanism.
According to the punching mechanism, the distance adjusting assembly for adjusting the distance is arranged between the upper punch 2 and the lower punch 3, the punching distance requirement on the irregular-shaped plate is different, if the traditional punching mechanism is adopted, the punches need to be replaced repeatedly, the punching mechanism is complex and inconvenient to operate, the distance adjusting assembly for adjusting the distance is arranged between the upper punch 2 and the lower punch 3, the distance adjusting assembly can select the air cylinder, the distance between the upper punch and the lower punch can be adjusted by only starting the air cylinder when the distance is adjusted, and the punching mechanism is simple and convenient;
the number of the punch assemblies is preferably two, a plurality of punching assemblies can be selected according to needs and are also used for punching of irregular-shaped plates, if two grooves are needed to be punched on the same part and the positions of the two grooves are relatively close, time is wasted and the integrity of a punching part is difficult to ensure if secondary punching is carried out, so that two punch assemblies are designed, the relative position between the two punch assemblies can be adjusted, the distance between the two punch assemblies can be adjusted, and punching is simple and convenient;
the reciprocating motion piece in this application selects the pneumatic cylinder, and the impact force is great, can satisfy punching press user demand.
Example 2:
in this embodiment, based on embodiment 1, the feeding mechanism includes a feeding table 23, T-shaped sliders 24 are fixed on left and right sides of the feeding table 23, the T-shaped sliders 24 are slidably connected with a T-shaped sliding groove 25, and the T-shaped sliding groove 25 is fixed on the base 1; the feeding table 23 is fixedly connected with the side wall of a ball nut 26, the ball nut 26 is matched with a ball screw 27, the front end and the rear end of the ball screw 27 are both connected with a bearing seat through a bearing, and the bearing seat is fixed on the base 1; one end of the ball screw 27 is connected with an output shaft of a second motor 28, and the second motor 28 is fixed on the base 1.
Further, a vise 29 for holding the blank is fixed to each of the feeding tables 23 of the feeding mechanism.
When utilizing this punching press mechanism punching press panel in this application, utilize earlier vice 29 to live the left and right sides centre gripping of stock, later start feeding mechanism's second motor 28 simultaneously, second motor 28 drives ball 27 and rotates, and ball 27 rotates and drives ball nut 26 and rotate, and ball nut 26 rotates and drives and feed platform 23 and remove, and feed platform 23 removes and drives T type slider 24 and slide along T type spout 25, can guarantee to feed the gliding stability of platform 23.
The working principle of the invention is as follows:
when the stamping mechanism of the stamping machine is used, the left side and the right side of a blank are clamped by the vice 29, then the second motor 28 of the feeding mechanism is started simultaneously, the second motor 28 drives the ball screw 27 to rotate, the ball screw 27 rotates to drive the ball nut 26 to rotate, the ball nut 26 rotates to drive the feeding table 23 to move, and the feeding table 23 moves to drive the T-shaped slide block 24 to slide along the T-shaped slide groove 25;
after the blank is fed to a proper position, the quantity and time of starting the two punch components are selected according to the shape of a part, if the two punches are required to punch simultaneously, the front and back positions of the two punch components are adjusted according to the shape of the punched part, when the adjustment is required, only the first motor 19 is started, the first motor 19 drives the screw rod 17 to rotate, the screw rod 17 is in threaded connection with the nut 20, the screw rod 17 rotates to drive the nut 20 to move back and forth, the nut 20 drives the sliding block 21 fixed on the side wall of the nut to slide along the sliding groove 22, and meanwhile, the nut 20 can drive the other punch component to move back and forth along with the nut to change the front and back distances;
when the front and back distances of the two punch assemblies are adjusted, the punching depth of the two punch assemblies is required to be adjusted, when the punching depth is required to be adjusted, the distance adjusting assembly between the upper punch 2 and the lower punch 3 is started, the air cylinder 15 is started, the telescopic end driven by the air cylinder 15 drives the guide rod 13 to slide along the guide groove 14, the guide rod 13 drives the lower punch 3 to move downwards to change the distance between the upper punch 2 and the lower punch 3, so that the lowest points of the lower punches 3 of different punching assemblies are different, and the punching depths of the two punching assemblies are different;
after the front-back distance and the up-down punching depth of the punching assembly are adjusted, starting a reciprocating part 4 of the punch assembly, driving an upper punch 2 and a lower punch 3 to punch a blank downwards by the reciprocating part 4, matching the blank with a pressing module 11 of a lower supporting die under the action of the lower punch 3, punching and forming the blank after the pressing module 11 rotates to the limit position, and driving a supporting column 8 to press a spring 9 downwards by the pressing module 11; after punching is finished, the dynamic pressure module 11 is driven to rotate around the die holder 12 under the action of the force of the spring 9, the spring 9 bounces the supporting column 8, and the supporting column 8 drives the punched and formed stamping part to bounce;
after the stamping is completed, the feeding mechanism is started again, and the stamped part advances into the collection box 30 along with the stamped part under the action of force.
In summary, the embodiment of the invention provides a stamping mechanism of a stamping machine, which can change the relative position between the stamping heads, can avoid material sticking, and is particularly suitable for stamping irregular-shaped plates.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (8)
1. The stamping mechanism of the stamping machine is characterized by comprising a base (1), an upper stamping die, a lower supporting die and a feeding mechanism;
the upper punching die comprises a punching head assembly, the punching head assembly comprises an upper punching head (2) and a lower punching head (3), a distance adjusting assembly used for adjusting the distance is arranged between the upper punching head (2) and the lower punching head (3), the upper punching head (2) is connected with a reciprocating motion piece (4), the reciprocating motion piece (4) is fixed on a block body (5), the block body (5) is connected with a supporting seat (6) through a moving assembly, the supporting seat (6) is fixed on a rack (7), and the rack (7) is fixed on the upper surface of a base (1);
the lower supporting die is positioned right below the punch assembly and fixed in the base (1); the lower supporting die comprises a supporting column (8), the supporting column (8) is fixed at the upper end of a spring (9), the lower end of the spring (9) is fixed inside a cylinder (10), and the cylinder (10) is fixed inside a groove formed in the base (1); the die assembly comprises a die block (11), the die block (11) is positioned above the supporting column (8), the die block (11) is also hinged with a die holder (12), and the die holder (12) is fixed in a groove formed in the base (1);
the feeding mechanism is fixed on one side of the base (1) and used for feeding the stamping blank.
2. A stamping mechanism of a stamping press according to claim 1, wherein the number of punch assemblies is two, wherein the block (5) of one punch assembly is fixedly connected to the support (6) and the block (5) of the other punch assembly is connected to the support (6) by means of a moving assembly.
3. The punching mechanism of a punching machine according to claim 1, wherein said distance adjusting assembly comprises a guide rod (13), a lower end of the guide rod (13) being fixedly connected to the lower punch (3); the upper punch (2) is provided with a guide groove (14) matched with the guide rod (13), the upper punch (2) is fixed with a cylinder (15) used for pushing the guide rod (13), and the telescopic end of the cylinder (15) penetrates through the upper punch (2) to be fixedly connected with the upper end of the guide rod (13).
4. The punching mechanism of the punching machine according to claim 2, wherein the moving assembly comprises a supporting base (6), a groove (16) is formed in the supporting base (6), a screw (17) is arranged in the groove (16), the left end and the right end of the screw (17) are connected with a bearing seat (18) through bearings, the bearing seat (18) is fixed in the groove (16), and one end of the screw (17) is connected with an output shaft of the first motor (19); the screw rod (17) is in threaded connection with the nut (20), a sliding block (21) is fixed on the side wall of the nut (20), the sliding block (21) is in sliding connection with the sliding groove (22), and the nut (20) is further fixedly connected with the block body (5) of the other punch component.
5. The punching mechanism of the punching machine according to claim 1, wherein the feeding mechanism comprises a feeding table (23), T-shaped sliding blocks (24) are fixed on the left side and the right side of the feeding table (23), the T-shaped sliding blocks (24) are in sliding connection with T-shaped sliding grooves (25), and the T-shaped sliding grooves (25) are fixed on the base (1); the feeding table (23) is fixedly connected with the side wall of a ball nut (26), the ball nut (26) is matched with a ball screw (27), the front end and the rear end of the ball screw (27) are connected with a bearing seat through a bearing, and the bearing seat is fixed on the base (1); one end of the ball screw (27) is connected with an output shaft of a second motor (28), and the second motor (28) is fixed on the base (1).
6. A punching mechanism for a press according to claim 5, wherein each of the feed tables (23) of said feed mechanism has a vise (29) fixed thereto for holding the blank.
7. A punching mechanism for a punching machine according to claim 1, wherein said reciprocating member (4) is a hydraulic cylinder, the fixed end of which is fixed to said block (5), and the telescopic end of which is fixedly connected to said upper punch (2).
8. A stamping mechanism for a stamping press according to claim 1, characterised in that a collecting magazine (30) for collecting stampings is provided on the side of the base (1) remote from the feed mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010275097.2A CN111438250A (en) | 2020-04-09 | 2020-04-09 | Punching mechanism of punching machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010275097.2A CN111438250A (en) | 2020-04-09 | 2020-04-09 | Punching mechanism of punching machine |
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| CN111438250A true CN111438250A (en) | 2020-07-24 |
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| CN202010275097.2A Pending CN111438250A (en) | 2020-04-09 | 2020-04-09 | Punching mechanism of punching machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112720982A (en) * | 2020-12-04 | 2021-04-30 | 中北大学 | Rubber part punch forming device with replaceable mold |
| CN113333547A (en) * | 2021-06-02 | 2021-09-03 | 包可凡 | Intermittent stamping die equipment convenient to change mould head |
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| CN207494383U (en) * | 2017-12-04 | 2018-06-15 | 青岛大东电子有限公司 | A kind of sign manufacturing stamping die |
| CN108500143A (en) * | 2018-04-27 | 2018-09-07 | 安徽工程大学 | A kind of integrated molding stamping die |
| CN208390803U (en) * | 2018-05-09 | 2019-01-18 | 广东同正精密模具有限公司 | A kind of efficient metal stamping die for sheet metal rapid shaping |
| CN108856423A (en) * | 2018-06-20 | 2018-11-23 | 惠州汉旭五金塑胶科技有限公司 | The one stroke stamping transmission mechanism of punching press spacing can be automatically adjusted |
| CN209363388U (en) * | 2018-12-14 | 2019-09-10 | 深圳市鑫台创电机有限公司 | Hole punched device is used in a kind of production of asynchronous machine |
| CN110103290A (en) * | 2019-05-15 | 2019-08-09 | 灌云德尼雅木业有限公司 | With efficient duty machine when a kind of Furniture manufacturing |
| CN210253750U (en) * | 2019-08-02 | 2020-04-07 | 华璟智能装备(湖州)有限公司 | Sheet metal stamping device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112720982A (en) * | 2020-12-04 | 2021-04-30 | 中北大学 | Rubber part punch forming device with replaceable mold |
| CN113333547A (en) * | 2021-06-02 | 2021-09-03 | 包可凡 | Intermittent stamping die equipment convenient to change mould head |
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Application publication date: 20200724 |