CN212190770U - Stamping structure is used in production of punching press shell fragment - Google Patents

Abstract

The utility model discloses a punching structure for the production of punching shrapnel, which comprises a working table, vertical plates are fixedly arranged on both sides of the top of the working table, a gap is formed at the bottom of one side of the two vertical plates, and the top of the vertical plates is fixed with a vertical plate. There is a top plate, two electric hydraulic cylinders are fixedly installed in the middle of the top of the top plate, the telescopic end of the electric hydraulic cylinder is fixed with an upper die seat, and the top of the worktable is provided with two chutes, and the insides of the two chutes are slidably connected with There are two sliders, the top of the slider is fixed with a first lower mold seat, the middle of the top of the worktable is provided with a guide groove, and the inner part of the guide groove is slidably connected with a second lower mold seat. After stamping, the first lower die holder is pulled out to expose the second lower die holder, the plate is placed on the top of the second lower die holder, and the electric hydraulic cylinder drives the upper die holder to punch the sheet on the second lower die holder. During the process, take out the punched shrapnel and leftovers on the first lower die base.

Description

A stamping structure for stamping shrapnel production

technical field

The utility model relates to a stamping structure, in particular to a stamping structure for the production of stamping shrapnel.

Background technique

Stamping is a forming and processing method of applying external force to sheets, strips, pipes and profiles by means of presses and dies to cause plastic deformation or separation to obtain workpieces (stampings) of desired shape and size. Stamping and forging are both plastic processing (or pressure processing), collectively called forging. The stamped blanks are mainly hot-rolled and cold-rolled steel sheets and strips. 60-70% of the world's steel products are sheets, most of which are stamped into finished products. The body, chassis, fuel tank, radiator sheet of the car, the steam drum of the boiler, the shell of the container, the iron core silicon steel sheet of the motor and electrical appliances, etc. are all stamped. There are also a large number of stamping parts in instruments, household appliances, bicycles, office machinery, living utensils and other products.

In the prior art, the punching structure used for producing punching shrapnel has only one lower die seat. After completing one punching, the operator first takes out the punched shrapnel and leftover material on the lower die seat, and then places a new plate on the lower die seat. Only then can the next stamping be performed, and the production efficiency is low.

Utility model content

The purpose of the present invention is to provide a punching structure for producing punching shrapnel, so as to solve the problem of low production efficiency of the punching structure for producing punching shrapnel in the prior art proposed in the above background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a stamping structure for stamping shrapnel production, comprising a workbench, two sides of the top of the workbench are fixedly provided with vertical plates, The bottoms are all provided with gaps, the top of the vertical plate is fixedly provided with a top plate, the middle of the top of the top plate is fixedly installed with two electric hydraulic cylinders, and the telescopic end of the electric hydraulic cylinders is fixedly provided with an upper die seat. The top of the table is provided with two chutes, two sliding blocks are slidably connected inside the two sliding grooves, the top of the sliding blocks is fixed with a first lower die seat, and the middle of the top of the work table There is a guide groove, and the inner part of the guide groove is slidably connected with a second lower die base.

As a preferred technical solution of the present invention, inverted L-shaped plates are fixed on both sides of the top end of the first lower die base and both sides of the top end of the second lower die base.

As a preferred technical solution of the present invention, insertion rods are inserted and connected on both sides of the top ends of the plurality of inverted L-shaped plates, and the tops of the two corresponding insertion rods are fixedly provided with strip-shaped blocks, and two corresponding The bottom end of the insertion rod is fixedly provided with a pressure strip.

As a preferred technical solution of the present invention, compression springs are fixed on both sides of the top ends of the plurality of pressure bars, and the top ends of the plurality of compression springs are respectively fixedly connected to the two sides of the bottom end of the corresponding inverted L-shaped plate.

As a preferred technical solution of the present invention, two L-shaped blocks are rotatably connected on both sides of the top of the workbench and at a position close to one of the vertical plates.

As a preferred technical solution of the present invention, one side of both ends of the second lower die base is fixedly provided with a clamping block.

As a preferred technical solution of the present invention, a switch panel is fixedly installed in the middle of one side of the worktable, and an electric hydraulic cylinder switch is fixed in the middle of the switch panel. The cylinder switch is electrically connected with the external power supply.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The utility model is a stamping structure for the production of stamping shrapnel. The upper die base punches the first lower die base, and the plate at the top of the first lower die base is punched into shrapnel. After the stamping is completed, the electric hydraulic cylinder drives the upper die base to retract, Pull out the first lower die base to expose the second lower die base, place the plate on the top of the second lower die base, and the electric hydraulic cylinder drives the upper die base to punch the plate on the second lower die base, The operator takes out the punched shrapnel and leftovers on the first lower die base, and makes reasonable use of time, which is conducive to improving the production efficiency of stamping shrapnel;

2. The utility model is a stamping structure for the production of stamping shrapnel, which pulls the bar-shaped block upward and lifts the insert rod, so that the bead is lifted, and then the plate is placed on the top of the bead and the first lower die base or the second lower die base. The gap between the top ends of the plate is released, the compression spring is restored, and the plate is fixed by the pressure strip. The fixing effect of the plate reduces the movement of the plate during the stamping process.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the top of the workbench in the utility model;

FIG. 3 is a schematic structural diagram of the side surface of the inverted L-shaped plate in the utility model.

In the figure: 1. Workbench; 2. Chute; 3. Slider; 4. First lower die seat; 5. Guide groove; 6. Second lower die seat; 7. Vertical plate; 8. Notch; 9. Top plate; 10. Electric hydraulic cylinder; 11. Upper die base; 12. Clamping block; 13. L-shaped block; 14. Bar-shaped block; 15. Inverted L-shaped plate; 16. Insertion rod; 17. Lamination; 18. Compression spring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figures 1-3, the present utility model provides a technical scheme of a stamping structure for stamping shrapnel production:

As shown in Figures 1-3, including the workbench 1, the two sides of the top of the workbench 1 are fixedly provided with vertical plates 7, the bottoms of the two vertical plates 7 are provided with a gap 8, and the top of the vertical plates 7 is fixed with a gap 8. There is a top plate 9, two electric hydraulic cylinders 10 are fixedly installed in the middle of the top of the top plate 9, the telescopic end of the electric hydraulic cylinder 10 is fixedly provided with an upper die seat 11, and the top of the worktable 1 is provided with two chute 2, two sliding grooves 2. The inside of the groove 2 is slidably connected with two sliding blocks 3, the top of the sliding block 3 is fixedly provided with a first lower die base 4, and the two sides of the top of the worktable 1 and the position close to one of the vertical plates 7 are rotatably connected with each other. Two L-shaped blocks 13, turn the L-shaped block 13 clockwise, the two L-shaped blocks 13 will clamp the slider 3, so that the first lower mold base 4 is kept fixed, and the middle of the top of the worktable 1 is provided with a guide groove 5, A second lower die base 6 is slidably connected to the inside of the guide groove 5 , the second lower die base 6 is located at the bottom of the first lower die base 4 , and one side of both ends of the second lower die base 6 is fixedly provided with a clamping block 12 . The hydraulic cylinder 10 pushes the upper die base 11 to move downward, the upper die base 11 punches the first lower die base 4, and the plate at the top of the first lower die base 4 is punched into shrapnel. After the punching is completed, the electric hydraulic cylinder 10 drives the upper die base. 11. Retract, turn the L-shaped block 13 counterclockwise, then pull the first lower die base 4, and pull out the first lower die base 4, so that the second lower die base 6 is exposed, and the plate is placed on the top of the second lower die base 6 , the electric hydraulic cylinder 10 drives the upper die base 11 to punch the plate on the second lower die base 6. During this process, the operator takes out the punched shrapnel and leftovers on the first lower die base 4, and makes reasonable use of the time. It is beneficial to improve the production efficiency of stamping shrapnel. A switch panel is fixedly installed in the middle of one side of the workbench 1, and an electric hydraulic cylinder switch is fixed in the middle of the switch panel. The two electric hydraulic cylinders 10 are connected to the external power supply through the electric hydraulic cylinder switch. sexual connection.

As shown in FIGS. 2 and 3 , both sides of the top of the first lower die base 4 and both sides of the top of the second lower die base 6 are fixedly provided with inverted L-shaped plates 15 . Inserting rods 16 are interspersed and connected on both sides, the top ends of the two corresponding insertion rods 16 are fixedly provided with a bar block 14, and the bottom ends of the two corresponding insertion rods 16 are fixedly provided with pressure bars 17. In the initial state, the pressure bars 17 and the first lower The top end of the die base 4 or the top end of the second lower die base 6 is in contact with each other, compression springs 18 are fixed on both sides of the top end of the plurality of pressure bars 17, and the top ends of the plurality of compression springs 18 are respectively connected with the bottom end of the inverted L-shaped plate 15. The two sides are fixedly connected, pull the bar block 14 upward and lift the insertion rod 16, so that the pressure bar 17 is lifted, and the compression spring 18 is compressed at this time, and then the plate is placed on the pressure bar 17 and the top of the first lower die base 4 or the first In the gap between the top ends of the two lower die bases 6, the bar block 14 is released, the compression spring 18 recovers, and the pressing bar 17 fixes the plate.

In specific use, the present invention is a stamping structure for stamping shrapnel production. First, the strip block 14 is pulled upward and the insertion rod 16 is lifted up, so that the pressure strip 17 is lifted, and the compression spring 18 is compressed at this time, and then the plate is placed on the pressure strip. 17 and the top end of the first lower die base 4, release the bar block 14, the compression spring 18 recovers, the pressing bar 17 fixes the plate, turn the L-shaped block 13 clockwise, and the two L-shaped blocks 13 The slider 3 is stuck to keep the first lower die base 4 fixed, the switch of the electric hydraulic cylinder is turned on, the electric hydraulic cylinder 10 pushes the upper die base 11 to move downward, the upper die base 11 punches the first lower die base 4, and the first lower die base 4 is pressed. The plate at the top of the lower die base 4 is punched into shrapnel. After the punching is completed, the electric hydraulic cylinder 10 drives the upper die base 11 to retract, rotates the L-shaped block 13 counterclockwise, and then pulls the first lower die base 4 to remove the first lower die base. 4 Pull out so that the second lower die base 6 is exposed, pull the bar block 14 upward and lift the insert rod 16, so that the pressure bar 17 is lifted, and the compression spring 18 is compressed at this time, and then the plate is placed on the pressure bar 17 and the second lower die. The gap between the top ends of the die bases 6, the strip block 14 is released, the compression spring 18 is restored, the pressure strip 17 fixes the sheet, and the electric hydraulic cylinder 10 drives the upper die base 11 to align the sheet on the second lower die base 6. During the punching process, the operator takes out the punched shrapnel and leftovers on the first lower die base 4, and places a new plate. After the punching, the operator pulls out the second lower die base 6 to the block 12. The gap 8 is stuck, and the first lower die base 4 is pushed back for punching. During this process, the punched elastic pieces and leftovers on the second lower die base 6 are taken out, and the above steps are repeated to carry out the punching operation, which can improve the production efficiency.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated The device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the present utility model, unless otherwise expressly specified and limited, for example, it may be a fixed connection, a detachable connection, or an integrated; it may be a mechanical connection or an electrical connection; it may be a direct connection, or a It can be indirectly connected through an intermediate medium, it can be the internal communication between two elements or the interaction relationship between the two elements, unless otherwise clearly defined, for those of ordinary skill in the art, the above terms can be understood according to specific situations in this document. The specific meaning in the utility model.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a stamping structure is used in production of punching press shell fragment, includes workstation (1), its characterized in that: the improved die holder is characterized in that vertical plates (7) are fixedly arranged on two sides of the top end of the workbench (1), a notch (8) is formed in the bottom of one side of each vertical plate (7), a top plate (9) is fixedly arranged on the top end of each vertical plate (7), two electric hydraulic cylinders (10) are fixedly arranged in the middle of the top end of each top plate (9), an upper die base (11) is fixedly arranged at the telescopic end of each electric hydraulic cylinder (10), two sliding grooves (2) and two sliding blocks (3) are arranged on the top end of the workbench (1) in an equal sliding mode, a first lower die base (4) is fixedly arranged on the top end of each sliding block (3), a guide groove (5) is formed in the middle of the top end of the workbench (1), and a second lower die base (6) is slidably connected to.

2. The stamping structure for producing stamping spring plates as claimed in claim 1, wherein: and inverted L-shaped plates (15) are fixedly arranged on two sides of the top end of the first lower die holder (4) and two sides of the top end of the second lower die holder (6).

3. The stamping structure for producing stamping spring plates as claimed in claim 2, wherein: the two sides of the top end of the inverted L-shaped plates (15) are respectively and alternately connected with an inserting rod (16), the top ends of the two corresponding inserting rods (16) are fixedly provided with strip blocks (14), and the bottom ends of the two corresponding inserting rods (16) are fixedly provided with pressing strips (17).

4. The stamping structure for producing stamping spring plates as claimed in claim 3, wherein: a plurality of compression springs (18) are fixedly arranged on two sides of the top end of the pressing strip (17), and the top ends of the compression springs (18) are fixedly connected with two sides of the bottom end of the corresponding inverted L-shaped plate (15) respectively.

5. The stamping structure for producing stamping spring plates as claimed in claim 1, wherein: two L-shaped blocks (13) are rotatably connected to the two sides of the top end of the workbench (1) and the position close to one vertical plate (7).

6. The stamping structure for producing stamping spring plates as claimed in claim 1, wherein: and clamping blocks (12) are fixedly arranged on one sides of the two ends of the second lower die holder (6).

7. The stamping structure for producing stamping spring plates as claimed in claim 1, wherein: the middle part fixed mounting of workstation (1) one side has switch panel, switch panel's middle part is fixed and is equipped with the electric hydraulic cylinder switch, two electric hydraulic cylinder (10) all are through electric hydraulic cylinder switch and external power source electric connection.

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