CN221269447U - Stamping die convenient to change - Google Patents

Abstract

The application relates to a stamping die convenient to replace, which comprises a processing table, a fixed die, a movable die and a replacing device; the fixed die comprises a first mounting seat and a fixed half die, and the movable die comprises a second mounting seat and a movable half die; the replacing device comprises a sliding rail, a sliding block, supporting pieces, first driving pieces and second driving pieces, wherein the sliding rail is located on two sides of the movable die, the length direction of the sliding rail is identical to the moving direction of the movable die, the first driving pieces drive the sliding block to slide on the sliding rail, the second driving pieces drive the supporting pieces to slide in the sliding block, the supporting pieces move towards the direction close to or far away from the processing table, supporting protrusions are arranged on the fixed die half and the movable die half, supporting grooves are formed in the supporting pieces and are used for accommodating the supporting protrusions, and the outer walls of the supporting protrusions are in butt joint with the groove walls of the supporting grooves. The application has the effect of being convenient for replacing the fixed half mould and the movable half mould, and the fixed half mould and the movable half mould are fully automatically replaced only by presetting a control sequence and a moving track through the control of the programmable logic controller.

Description

Stamping die convenient to change

Technical Field

The application relates to the field of stamping dies, in particular to a stamping die convenient to replace.

Background

Stamping dies are a special piece of process equipment that processes materials (metal or non-metal) into parts (or semi-finished products) in a cold stamping process. The stamping die consists of a fixed part and a movable part. The fixed part is fastened on a workbench of the press machine by a pressing plate, a bolt and the like; the movable part is generally fastened to the slide of the press.

The metal parts in the automobile parts are generally formed in a stamping mode, such as a loudspeaker face shield, an automobile horn face shield and part of interior trim parts are all formed in a stamping mode. Because the shape and variety of stamping parts are more, the stamping parts are produced by adopting a plurality of sets of dies, but because the production field and the production line are limited, the stamping parts cannot be produced simultaneously, the dies are required to be replaced to sequentially produce various stamping parts, but when the stamping parts are replaced, the stamping dies are found to have more bolts, the disassembly and the assembly are time-consuming and labor-consuming, the stamping dies are more troublesome, and the stamping dies are heavier, so that an operator can carry the dies more forcefully when replacing the dies, and the stamping parts are to be improved.

Disclosure of utility model

In order to solve the problem that the replacement of the stamping die is troublesome, the application provides the stamping die convenient to replace.

The stamping die convenient to replace provided by the application adopts the following technical scheme:

The stamping die comprises a processing table, a fixed die arranged on the processing table, a movable die arranged on the processing table and a replacing device arranged on the processing table, wherein the movable die moves towards a direction approaching to or away from the fixed die; the fixed die comprises a first mounting seat and a fixed half die, the movable die comprises a second mounting seat and a movable half die, a first fixing piece for fixing the first mounting seat and the fixed half die is arranged on the fixed die, and a second fixing piece for fixing the second mounting seat and the movable half die is arranged on the movable die; a stamping block is arranged on one side of the movable half die, which faces the fixed half die; the replacing device comprises a sliding rail arranged on a processing table, a sliding block connected to the sliding rail in a sliding manner, a supporting piece arranged on the sliding block, a first driving piece arranged on the processing table and a second driving piece arranged in the sliding block, wherein the sliding rail is positioned on two sides of a movable die, the length direction of the sliding rail is identical to the moving direction of the movable die, the first driving piece drives the sliding block to slide on the sliding rail, the second driving piece drives the supporting piece to slide in the sliding block, the supporting piece moves towards a direction close to or far away from the processing table, supporting protrusions are arranged on the fixed die half and the movable die half, supporting grooves are formed in the supporting pieces, the supporting grooves are used for supporting the protrusions to accommodate, and the outer walls of the supporting protrusions are in butt joint with the groove walls of the supporting grooves.

By adopting the technical scheme, when the fixed half mold is replaced, the first driving piece moves and slides to enable the supporting piece on the sliding block to be positioned under the supporting bulge on the fixed half mold, the second driving piece lifts the supporting piece to enable the supporting bulge to be contained in the supporting groove, so that the supporting piece and the supporting bulge are relatively fixed, the first fixing piece is removed, the fixed half mold is separated from the first mounting seat through the first driving piece, the replaced fixed half mold is removed, a new fixed half mold is placed on the supporting piece, the new fixed half mold is mounted on the first mounting seat through the driving of the first driving piece, replacement is completed, the first mounting seat and the fixed half mold are finally fixed through the first fixing piece, and the movable half mold is replaced in the same way; this stamping die convenient to change just need take off first mounting or second mounting alright, and uses manpower sparingly through changing device, is convenient for change the mould, has improved stamping die's the comparatively trouble problem of change.

Optionally, a friction pad is arranged on one side of the supporting protrusion, facing the processing table, and the friction pad is abutted with the groove wall of the supporting groove.

By adopting the technical scheme, the friction pad is arranged to increase the friction force between the supporting piece and the supporting bulge, so that the fixed half mold/movable half mold is prevented from slipping when the fixed half mold/movable half mold is moved.

Optionally, the outer walls of the first mounting seat and the fixed half mould are provided with first locking grooves, the first fixing piece comprises a first connecting rod and first locking rods fixed at two ends of the first connecting rod, and the first locking rods are accommodated in the first locking grooves to fix the first mounting seat and the fixed half mould; the second mounting seat and the outer wall of the movable half mould are respectively provided with a second locking groove, the second fixing piece comprises a second connecting rod and second locking rods fixed at two ends of the second connecting rod, and the second locking rods are accommodated in the second locking grooves to fix the second mounting seat and the movable half mould.

Through adopting above-mentioned technical scheme, set up first mount pad of first mounting locking and decide the half mould, set up second mounting locking second mount pad and move the half mould to fixed first mount pad and decide half mould and second mount pad and move the half mould, with the stability that improves the mould.

Optionally, the opposite ends of the first mounting seat and the second mounting seat are provided with positioning columns, and the opposite ends of the fixed half mold and the movable half mold are provided with positioning grooves for accommodating the positioning columns.

Through adopting above-mentioned technical scheme, set up reference column and constant head tank in order to fix a position half and first mount pad or move half and second mount pad, prevent to fix a half off tracking on first mount pad (move half off tracking on the second mount pad) during installation.

Optionally, a chamfer is arranged at one end of the positioning column facing the positioning groove.

Through adopting above-mentioned technical scheme, set up the chamfer and be convenient for the reference column get into the constant head tank to fixed half mould or moving half mould install on first mount pad or second mount pad when being convenient for change mould.

Optionally, the first connecting rod and the second connecting rod are both provided with bumps.

Through adopting above-mentioned technical scheme, set up the lug and be convenient for operating personnel take out or insert head rod or second connecting rod, improve the efficiency of changing the mould.

Optionally, the first driving piece and the second driving piece are electric cylinders, a controller is arranged on the processing table, and the controller is electrically connected with the electric cylinders.

Through adopting above-mentioned technical scheme, set up the opening and shutting of controller control electronic jar, make the slider remove through first driving piece earlier, make the support piece on the slider be located under the supporting bulge, rethread second driving piece makes the support piece upwards rise, until support piece and supporting bulge butt, afterwards, first driving piece drives the slider removal so that decide half mould and break away from first mount pad (move half mould and break away from second mount pad), afterwards, lift move half mould/decide half mould through the second driving piece, and remove move half mould/decide half mould through the second driving piece, change new move half mould/decide half mould, afterwards move new move half mould/decide half mould to with first mount pad/second mount pad looks level department through first driving piece and second driving piece, and make new move half mould/decide half mould translation to first mount pad/second mount pad through first driving piece, in order to change the mould.

Optionally, a programmable logic controller is arranged on the processing table, and the programmable logic controller is electrically connected with the controller.

By adopting the technical scheme, the programmable logic controller is a digital operation electronic system specially designed for application in an industrial environment, and has the advantages of high reliability, strong flexibility, easy expansion, strong universality, convenient use and the like. The programmable memory is used to store the instructions for executing logic operation, sequence control, timing, counting, arithmetic operation and other operations, and various mechanical equipment or production processes are controlled through digital or analog input and output; therefore, the programmable logic controller is arranged to control the starting time of the electric cylinder, the replacement process can be automatically completed, and an operator does not need to press a button in sequence to control the starting or closing of the electric cylinder.

Optionally, a middle rotating table is arranged on the processing table, and a placement area is arranged on the end surface of the middle rotating table far away from the processing table.

By adopting the technical scheme, because the weight of the movable half mould/the fixed half mould is large, for safety, operators can not manually take down the movable half mould/the fixed half mould which are replaced, the movable half mould/the fixed half mould can be conveniently placed by the transfer table, and a new movable half mould/the fixed half mould can be placed on the placement area on the transfer table.

In summary, the present application includes at least one of the following beneficial technical effects:

1. When the fixed half mold is replaced, the first driving piece moves and slides to enable the supporting piece on the sliding block to be located right below the supporting bulge on the fixed half mold, the second driving piece lifts the supporting piece to enable the supporting bulge to be contained in the supporting groove, so that the supporting piece and the supporting bulge are relatively fixed, the first fixing piece is removed, the fixed half mold is separated from the first mounting seat through the first driving piece, the replaced fixed half mold is removed, the new fixed half mold is placed on the supporting piece, the new fixed half mold is mounted on the first mounting seat through driving of the first driving piece, replacement is completed, finally the first mounting seat and the fixed half mold are fixed through the first fixing piece, and the like, and the movable half mold is replaced in the same way; the stamping die convenient to replace can be replaced only by taking down the first fixing piece or the second fixing piece, and labor is saved through the replacing device, so that the die is convenient to replace, and the problem that the replacement of the stamping die is troublesome is solved;

2. Setting a positioning column and a positioning groove to position a fixed half die and a first mounting seat or a movable half die and a second mounting seat, so as to prevent the fixed half die from deviating on the first mounting seat (the movable half die deviates on the second mounting seat) during mounting;

3. The programmable logic controller is arranged to control the starting time of the electric cylinder, so that the replacement process can be automatically completed without the need of an operator to press a button in sequence to control the starting or closing of the electric cylinder.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a stamping die which is convenient to replace according to an embodiment of the application.

Fig. 2 is an exploded schematic view of the fixed mold and the movable mold of the embodiment.

Reference numerals illustrate: 1. a processing table; 2. a fixed mold; 21. a first mount; 22. fixing a half mould; 3. a movable mold; 31. a second mounting base; 32. a movable half mould; 4. replacing the device; 41. a slide rail; 42. a slide block; 43. a support; 44. a first driving member; 5. a first fixing member; 51. a first connecting rod; 52. a first locking lever; 6. a first locking groove; 7. a second fixing member; 71. a second connecting rod; 72. a second locking lever; 8. a second locking groove; 9. positioning columns; 10. a positioning groove; 11. chamfering; 12. stamping blocks; 13. a supporting protrusion; 14. a support groove; 15. a friction pad; 16. a controller; 17. a programmable logic controller; 18. a transfer table; 19. a placement area; 20. and a bump.

Detailed Description

The application is described in further detail below with reference to fig. 1-2.

The embodiment of the application discloses a stamping die convenient to replace. Referring to fig. 1, a press mold for easy replacement includes a processing table 1, a fixed mold 2 mounted on the processing table 1, a movable mold 3 mounted on the processing table 1, and a replacing device 4 mounted on the processing table 1, and an oil cylinder (not shown) for driving the movable mold 3 to move in a direction approaching or separating from the fixed mold 2 is fixed on the processing table 1.

Referring to fig. 1 and 2, the fixed mold 2 includes a first mount 21 fixed to the processing table 1 and a fixed mold half 22 fixed to the first mount 21, and the movable mold 3 includes a second mount 31 fixed to an output end of an oil cylinder (an oil cylinder is used instead of a press machine in the present application) and a movable mold half 32 fixed to the second mount 31. The fixed die 2 is provided with a first fixing piece 5 for fixing the first mounting seat 21 and the fixed die half 22, the first fixing piece 5 comprises a first connecting rod 51 and first locking rods 52 fixed at two ends of the first connecting rod 51, the outer walls of the first mounting seat 21 and the fixed die half 22 are provided with first locking grooves 6, and the first locking rods 52 are accommodated in the first locking grooves 6 to fix the first mounting seat 21 and the fixed die half 22. The second fixing piece 7 comprises a second connecting rod 71 and second locking rods 72 fixed at two ends of the second connecting rod 71, second locking grooves 8 are formed in the outer walls of the second mounting seat 31 and the movable half die 32, and the second locking rods 72 are accommodated in the second locking grooves 8 to fix the second mounting seat 31 and the movable half die 32. In the embodiment of the present application, the first fixing member 5 and the second fixing member 7 are provided with four, and are respectively located on the four outer walls of the first mounting seat 21 or the second mounting seat 31. The first connecting rod 51 and the second connecting rod 71 are both fixed with a bump 20.

Referring to fig. 1 and 2, the opposite ends of the first mounting seat 21 and the second mounting seat 31 are both fixed with positioning columns 9, and the opposite ends of the fixed mold half 22 and the movable mold half 32 are both provided with positioning grooves 10, wherein the positioning grooves 10 are used for accommodating the positioning columns 9. The end of the positioning column 9 facing the positioning groove 10 is provided with a chamfer 11.

Referring to fig. 1 and 2, a punch block 12 is secured to the side of the movable mold half 32 facing the stationary mold half 22.

Referring to fig. 1 and 2, the changing device 4 includes a slide rail 41 fixed to the processing table 1, a slider 42 slidably coupled to the slide rail 41, a support 43 slidably coupled to the slider 42, a first driving member 44 fixed to the processing table 1, and a second driving member (not shown) fixed within the slider 42. The sliding rails 41 are located at two sides of the movable die 3, the length direction of the sliding rails 41 is the same as the moving direction of the movable die 3, the first driving piece 44 drives the sliding block 42 to slide on the sliding rails 41, the second driving piece drives the supporting piece 43 to slide in the sliding block 42, and the supporting piece 43 moves towards the direction approaching or separating from the processing table 1 (namely, the vertical direction).

Referring to fig. 1 and 2, the fixed mold half 22 and the movable mold half 32 are both fixed with a supporting protrusion 13, the supporting piece 43 is provided with a supporting groove 14, the supporting groove 14 is used for accommodating the supporting protrusion 13, and the outer wall of the supporting protrusion 13 is abutted against the groove wall of the supporting groove 14. A friction pad 15 is fixed to the side of the support boss 13 facing the processing table 1, and the friction pad 15 abuts against the groove wall of the support groove 14.

Referring to fig. 1, the first driving member 44 and the second driving member are electric cylinders, and the controller 16 is fixed to the processing table 1, and the controller 16 is electrically connected to the electric cylinders. A programmable logic controller 17 is fixed on the processing table 1, and the programmable logic controller 17 is electrically connected with the controller 16.

Referring to fig. 1, a turntable 18 is fixed to the processing table 1, and a placement area 19 is provided on an end surface of the turntable 18 away from the processing table 1, where the placement area 19 is provided for placement of a stationary mold half 22 or a movable mold half 32.

The implementation principle of the stamping die convenient to replace provided by the embodiment of the application is as follows: when the fixed half mold 22 is replaced, the first driving piece 44 moves and slides to enable the supporting piece 43 on the sliding block 42 to be located right below the supporting protrusion 13 on the fixed half mold 22, the second driving piece lifts the supporting piece 43 to enable the supporting protrusion 13 to be contained in the supporting groove 14, so that the supporting piece 43 and the supporting protrusion 13 are relatively fixed, the first fixing piece 5 is removed, the fixed half mold 22 is separated from the first mounting seat 21 through the first driving piece 44, the replaced fixed half mold 22 is placed on the middle rotary table 18 through the cooperation of the first driving piece 44 and the second driving piece, a new fixed half mold 22 on the middle rotary table 18 is fixed with the supporting piece 43 (the supporting protrusion 13 is contained in the supporting groove 14), finally the new fixed half mold 22 is installed on the first mounting seat 21 through the cooperation of the first driving piece 44 and the second driving piece, the first mounting seat 21 and the fixed half mold 22 are fixed through the first fixing piece 5, replacement of the fixed half mold 22 is completed, and the movable half mold 32 is replaced continuously; the stamping die convenient to replace is convenient to replace the fixed die half 22 and the movable die half 32, does not need to disassemble a plurality of bolts, saves labor, and enables the replacement of the die to trend to be automatic by the programmable logic controller 17, and only needs to set the parameters of the opening and closing time of the first driving piece 44 and the second driving piece.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (9)

1. Stamping die convenient to change, its characterized in that: the device comprises a processing table (1), a fixed die (2) arranged on the processing table (1), a movable die (3) arranged on the processing table (1) and a replacing device (4) arranged on the processing table (1), wherein the movable die (3) moves towards a direction approaching or far away from the fixed die (2); the fixed die (2) comprises a first mounting seat (21) and a fixed half die (22), the movable die (3) comprises a second mounting seat (31) and a movable half die (32), a first fixing piece (5) for fixing the first mounting seat (21) and the fixed half die (22) is arranged on the fixed die (2), and a second fixing piece (7) for fixing the second mounting seat (31) and the movable half die (32) is arranged on the movable die (3); a punching block (12) is arranged on one side of the movable half die (32) facing the fixed half die (22); the replacing device (4) comprises a sliding rail (41) arranged on a processing table (1), a sliding block (42) connected onto the sliding rail (41) in a sliding manner, a supporting piece (43) arranged on the sliding block (42), a first driving piece (44) arranged on the processing table (1) and a second driving piece arranged in the sliding block (42), wherein the sliding rail (41) is positioned on two sides of a movable die (3), the length direction of the sliding rail (41) is identical to the moving direction of the movable die (3), the first driving piece (44) drives the sliding block (42) to slide on the sliding rail (41), the second driving piece drives the supporting piece (43) to slide in the sliding block (42), the supporting piece (43) moves towards the direction close to or far away from the processing table (1), supporting protrusions (13) are arranged on a fixed die half (22) and a movable die half (32), supporting grooves (14) are formed in the supporting grooves (14) for accommodating the supporting protrusions (13), and the outer walls of the supporting protrusions (13) are abutted against the supporting grooves (14).

2. A stamping die for facilitating replacement as recited in claim 1, wherein: the side of the supporting bulge (13) facing the processing table (1) is provided with a friction pad (15), and the friction pad (15) is abutted with the groove wall of the supporting groove (14).

3. A stamping die for facilitating replacement as recited in claim 1, wherein: the outer walls of the first mounting seat (21) and the fixed half mould (22) are respectively provided with a first locking groove (6), the first fixing piece (5) comprises a first connecting rod (51) and first locking rods (52) fixed at two ends of the first connecting rod (51), and the first locking rods (52) are accommodated in the first locking grooves (6) to fix the first mounting seat (21) and the fixed half mould (22); the second mounting seat (31) and the outer wall of the movable half die (32) are provided with second locking grooves (8), the second fixing piece (7) comprises a second connecting rod (71) and second locking rods (72) fixed at two ends of the second connecting rod (71), and the second locking rods (72) are accommodated in the second locking grooves (8) to fix the second mounting seat (31) and the movable half die (32).

4. A stamping die for facilitating replacement as defined in claim 3, wherein: the positioning device is characterized in that positioning columns (9) are arranged at opposite ends of the first mounting seat (21) and the second mounting seat (31), positioning grooves (10) are formed in opposite ends of the fixed half mold (22) and the movable half mold (32), and the positioning grooves (10) are used for accommodating the positioning columns (9).

5. The stamping die convenient to replace according to claim 4, wherein: one end of the positioning column (9) facing the positioning groove (10) is provided with a chamfer (11).

6. The stamping die convenient to replace according to claim 5, wherein: the first connecting rod (51) and the second connecting rod (71) are provided with protruding blocks (20).

7. A stamping die for facilitating replacement as recited in claim 1, wherein: the first driving piece (44) and the second driving piece are electric cylinders, a controller (16) is arranged on the processing table (1), and the controller (16) is electrically connected with the electric cylinders.

8. The stamping die for easy replacement as recited in claim 7, wherein: the processing table (1) is provided with a programmable logic controller (17), and the programmable logic controller (17) is electrically connected with the controller (16).

9. A stamping die for facilitating replacement as recited in claim 1, wherein: the machining table (1) is provided with a transfer table (18), and the end surface of the transfer table (18) far away from the machining table (1) is provided with a placement area (19).