Fine blanking progressive die structure for steel back bevel edge pressing process

Abstract

The utility model discloses a fine blanking progressive die structure of a steel back beveled edge pressing technology, which comprises a bottom plate, a pair of first through holes are arranged at the top of the bottom plate, a punching die mechanism used for punching a steel back is arranged at the top of the bottom plate, the punching die mechanism comprises a punching assembly, a second through hole is arranged at the top of the bottom plate, the punching assembly comprises a concave frame fixedly connected with the top of the bottom plate, and the concave frame is in an inverted concave shape; a hydraulic telescopic rod is fixedly connected to the transverse bottom of the concave frame, a pair of punching heads is fixedly connected to the bottom of the hydraulic telescopic rod through an elastic assembly, a pair of first sliding grooves are formed in the top of the bottom plate, a pair of first sliding blocks are slidably connected into the pair of first sliding grooves, and clamping blocks are fixedly connected to the tops of the pair of first sliding blocks. The utility model relates to the technical field of stamping dies. According to the stamping die structure, the problems that in the prior art, when a steel backing is stamped, fixing and clamping are not convenient enough, a worker needs to use an auxiliary tool to fix the steel backing, operation is not convenient enough, and the working efficiency is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to a fine blanking continuous die structure for a steel back pressure bevel process. Background Technique

[0002] Automobile friction brake pads are extremely important parts in the automobile braking system. They are generally composed of a steel back bonded with a heat insulation layer and a friction block. The main purpose of the steel back is to fix the friction material and facilitate installation on the braking system. Therefore, the steel back needs to be punched before use.

[0003] The existing stamping die structure still has the following problems. Referring to the fine blanking die for the steel back of the brake pad disclosed in the publication number CN214133552U, it includes a bottom plate. Both sides of the top of the bottom plate are fixedly connected with support columns. The top of the support column is fixedly connected with a top plate. The top of the bottom plate is fixedly connected with a workbench. The top of the workbench is fixedly connected with a lower die. A forming cavity is opened in the inner cavity of the lower die. The center of the bottom of the inner cavity of the workbench is fixedly connected with a double-shaft motor. The output end of the double-shaft motor is fixedly connected with a threaded rod. Through the cooperation of the workbench, the lower die, the double-shaft motor, the threaded rod, the threaded sleeve, the slider, the chute, the first moving block, the damper body, the second moving block and the ejector rod, the utility model has the advantage of a blanking function, solves the problem that the existing fine blanking die for the steel back of the brake pad does not have a blanking function, so it is not convenient to take out the steel back of the brake pad after punching is completed, and thus the production efficiency is easily reduced.

[0004] However, the above technology cannot solve the problem in the existing technology that when stamping the steel back die, the fixed clamping is not convenient enough. Workers need to use auxiliary tools to complete the fixation of the steel back, and the operation is not convenient enough, which affects the work efficiency. Therefore, the utility model provides a fine blanking continuous die structure for a steel back pressure bevel process. Content of the Utility Model

[0005] Aiming at the deficiencies of the existing technology, the utility model provides a fine blanking continuous die structure for a steel back pressure bevel process, which solves the problem in the existing technology that when stamping the steel back die, the fixed clamping is not convenient enough. Workers need to use auxiliary tools to complete the fixation of the steel back, and the operation is not convenient enough, which affects the work efficiency.

[0006] To achieve the above object, the utility model is realized through the following technical solutions: A fine blanking continuous die structure for a steel back pressure bevel process, including a bottom plate, a pair of first through holes are opened at the top of the bottom plate, and a die punching mechanism for steel back punching is arranged at the top of the bottom plate. The die punching mechanism includes: A punching component, including a concave frame fixedly connected to the top of the bottom plate, and the concave frame is in an inverted concave shape. A hydraulic telescopic rod is fixedly connected to the horizontal bottom of the concave frame, and a pair of punching heads are fixedly connected to the bottom of the hydraulic telescopic rod through an elastic component. A pair of first sliding grooves are opened at the top of the bottom plate, and a pair of first sliding blocks are slidably connected in each of the pair of first sliding grooves. A pair of clamping blocks are fixedly connected to the tops of the pair of first sliding blocks. A downward pressing component for driving the pair of clamping blocks to move relatively is arranged on the opposite side walls of the concave frame; A feeding component, arranged at the top of the bottom plate for conveying workpieces.

[0007] Preferably, the elastic component includes a first fixing plate, the first fixing plate is fixedly connected to the telescopic end of the hydraulic telescopic rod, a second fixing plate is fixedly connected to the bottom of the first fixing plate through a spring, and a pair of punching heads are fixedly connected to the bottom of the second fixing plate.

[0008] Preferably, a group of guiding holes are opened on the first fixing plate, a group of guiding rods are fixedly connected to the top of the second fixing plate, and a group of the guiding rods are respectively slidably connected in a group of the guiding holes. A fixing block is fixedly connected to the top of the second fixing plate.

[0009] Preferably, the downward pressing component includes a second sliding groove, a pair of the second sliding grooves are respectively opened on the opposite side walls of the concave frame, a pair of second sliding blocks are slidably connected in each of the pair of second sliding grooves, and the opposite side walls of the pair of second sliding blocks are respectively connected to the telescopic end of the hydraulic telescopic rod through a connecting rod.

[0010] Preferably, a rotating groove is opened at the bottom of the second sliding block, a push rod is rotatably connected between the opposite side walls of the rotating groove through a first rotating shaft, a concave block is fixedly connected to the top of the clamping block, and one end of the push rod is rotatably connected between the opposite side walls of the concave block through a second rotating shaft.

[0011] Preferably, the feeding component includes a moving groove, the moving groove is opened at the top of the bottom plate, a moving plate is slidably connected in the moving groove, a pair of second through holes are opened at the top of the moving plate, a rectangular plate is fixedly connected to the top of the moving plate, and a positioning plate is fixedly connected to the side wall of the rectangular plate through a pair of elastic telescopic rods.

[0012] Beneficial effects

[0013] The utility model provides a fine blanking continuous die structure for a steel back pressure bevel process. Compared with the prior art, the following beneficial effects are achieved:

[0014] (1) In this punching die structure, when the hydraulic telescopic rod drives the punching head to press down, a pair of second sliding blocks are driven to press down, so that a pair of clamping blocks can be driven to move relatively through a pair of push rods, thereby enabling clamping and fixing of the workpiece. This can avoid the problem in the prior art that when punching the steel back die, the fixed clamping is not convenient enough, and workers need to use auxiliary tools to complete the fixation of the steel back, resulting in inconvenient operation and affecting work efficiency. And the second fixing plate is fixedly connected to the bottom of the first fixing plate through a spring, which can ensure that the punching head performs punching after the workpiece is fixed in position.

[0015] (2) In this punching die structure, by setting the moving plate and the positioning plate, workers can place the workpiece on the moving plate and place it against the side wall of the positioning plate. Then, by pushing the moving plate, it can be avoided that the worker's hand is easily injured under the punching head, and when the pair of clamping blocks move relatively, they can perform clamping and fixing more accurately. Description of the Drawings

[0016] Figure 1 is a three-dimensional view of the present utility model;

[0017] Figure 2 is a schematic diagram of the first slider of the present utility model;

[0018] Figure 3 is a schematic diagram of the fixed block of the present utility model;

[0019] Figure 4 is a schematic diagram of the first fixing plate of the present utility model;

[0020] Figure 5 is a schematic diagram of the bottom plate of the present utility model.

[0021] In the figure: 1, bottom plate; 2, first through hole; 3, concave frame; 4, hydraulic telescopic rod; 5, punching head; 6, first sliding groove; 7, first sliding block; 8, clamping block; 9, first fixing plate; 10, second fixing plate; 11, guiding hole; 12, guiding rod; 13, fixed block; 14, second sliding groove; 15, second sliding block; 16, rotating groove; 17, push rod; 18, concave block; 19, moving groove; 20, moving plate; 21, second through hole; 22, rectangular plate; 23, positioning plate. Detailed Embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with 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 of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0023] Please refer to Figures 1-5 , the present utility model provides a technical solution: a fine blanking continuous die structure for a steel back pressure bevel process, including a bottom plate 1, a pair of first through holes 2 are opened at the top of the bottom plate 1, and a die punching mechanism for steel back punching is arranged at the top of the bottom plate 1. The die punching mechanism includes: a punching component, including a concave frame 3 fixedly connected to the top of the bottom plate 1, and the concave frame 3 is in an inverted concave shape. A hydraulic telescopic rod 4 is fixedly connected to the transverse bottom of the concave frame 3, and a pair of punching heads 5 are fixedly connected to the bottom of the hydraulic telescopic rod 4 through an elastic component. A pair of first sliding grooves 6 are opened at the top of the bottom plate 1, and a pair of first sliding blocks 7 are slidably connected in each of the pair of first sliding grooves 6. A pair of clamping blocks 8 are fixedly connected to the top of the pair of first sliding blocks 7. A downward pressing component for driving the pair of clamping blocks 8 to move relatively is arranged on the opposite side walls of the concave frame 3; a feeding component, arranged at the top of the bottom plate 1 for conveying workpieces. The elastic component includes a first fixing plate 9, the first fixing plate 9 is fixedly connected to the telescopic end of the hydraulic telescopic rod 4, a second fixing plate 10 is fixedly connected to the bottom of the first fixing plate 9 through a spring, and a pair of punching heads 5 are fixedly connected to the bottom of the second fixing plate 10. A group of guiding holes 11 are opened on the first fixing plate 9, and a group of guiding rods 12 are fixedly connected to the top of the second fixing plate 10. The group of guiding rods 12 are respectively slidably connected in the group of guiding holes 11. A fixing block 13 is fixedly connected to the top of the second fixing plate 10. The downward pressing component includes a second sliding groove 14, and a pair of second sliding blocks 15 are respectively slidably connected in the pair of second sliding grooves 14. Connecting rods are respectively connected between the opposite side walls of the pair of second sliding blocks 15 and the telescopic end of the hydraulic telescopic rod 4. A rotating groove 16 is opened at the bottom of the second sliding block 15, and a pushing rod 17 is rotatably connected between the opposite side walls of the rotating groove 16 through a first rotating shaft. A concave block 18 is fixedly connected to the top of the clamping block 8, and one end of the pushing rod 17 is rotatably connected between the opposite side walls of the concave block 18 through a second rotating shaft; when the punching head 5 is driven to press down by the arranged hydraulic telescopic rod 4, the pair of second sliding blocks 15 are driven to press down, so that the pair of clamping blocks 8 can be driven to move relatively through the pair of pushing rods 17, thereby being able to clamp and fix the workpiece, and thus the problem that in the prior art, when punching the steel back, the fixed clamping is not convenient enough, and auxiliary tools need to be used by workers to complete the fixation of the steel back, the operation is not convenient enough, and the work efficiency is affected can be avoided. And the second fixing plate 10 is fixedly connected to the bottom of the first fixing plate 9 through a spring, which can ensure that the punching head 5 punches after the position of the workpiece is fixed.

[0024] In this embodiment, the feeding component includes a moving groove 19 which is formed in the top of the bottom plate 1. A moving plate 20 is slidably connected in the moving groove 19. A pair of second through holes 21 are formed in the top of the moving plate 20. A rectangular plate 22 is fixedly connected to the top of the moving plate 20. A positioning plate 23 is fixedly connected to the side wall of the rectangular plate 22 through a pair of elastic telescopic rods. By providing the moving plate 20 and the positioning plate 23, the staff can place the workpiece on the moving plate 20 and place it against the side wall of the positioning plate 23. Then, by pushing the moving plate 20, it can be avoided that the staff's hand is easily injured under the punching head 5, and when the pair of clamping blocks 8 move relatively, they can be clamped and fixed more accurately.

[0025] Meanwhile, the content not described in detail in this specification belongs to the prior art well known to those skilled in the art.

[0026] During operation, when the punching head 5 is driven to press down by the provided hydraulic telescopic rod 4, a pair of second sliding blocks 15 are driven to press down. Thus, a pair of clamping blocks 8 can be driven to move relatively through a pair of push rods 17, so that the workpiece can be clamped and fixed. This can avoid the problem in the prior art that when stamping the steel back die, the fixed clamping is not convenient enough, and the staff needs to use auxiliary tools to complete the fixation of the steel back, and the operation is not convenient enough, which affects the working efficiency. And the second fixing plate 10 is fixedly connected to the bottom of the first fixing plate 9 through a spring, which can ensure that the punching head 5 punches after the position of the workpiece is fixed. By providing the moving plate 20 and the positioning plate 23, the staff can place the workpiece on the moving plate 20 and place it against the side wall of the positioning plate 23. Then, by pushing the moving plate 20, it can be avoided that the staff's hand is easily injured under the punching head 5, and when the pair of clamping blocks 8 move relatively, they can be clamped and fixed more accurately.

[0027] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variation thereof is intended to cover a non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device.

[0028] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A fine blanking continuous die structure for a steel back pressure bevel process, comprising a bottom plate (1), characterized in that: A pair of first through holes (2) are formed in the top of the bottom plate (1). A die mechanism for punching the steel back is arranged on the top of the bottom plate (1), and the die mechanism includes: A punching component, which includes a concave frame (3) fixedly connected to the top of the bottom plate (1), and the concave frame (3) is in an inverted concave shape. A hydraulic telescopic rod (4) is fixedly connected to the bottom of the concave frame (3) horizontally. A pair of punching heads (5) are fixedly connected to the bottom of the hydraulic telescopic rod (4) through an elastic force component. A pair of first sliding grooves (6) are formed in the top of the bottom plate (1). A pair of first sliding blocks (7) are slidably connected in each of the pair of first sliding grooves (6). A clamping block (8) is fixedly connected to the top of the pair of first sliding blocks (7). A downward pressing component for driving the pair of clamping blocks (8) to move relatively is arranged on the opposite side walls of the concave frame (3); A feeding component, which is arranged on the top of the bottom plate (1) for conveying workpieces.

2. The fine blanking continuous die structure of a steel back pressure bevel process according to claim 1, characterized in that: The elastic force component includes a first fixing plate (9), the first fixing plate (9) is fixedly connected to the telescopic end of the hydraulic telescopic rod (4), a second fixing plate (10) is fixedly connected to the bottom of the first fixing plate (9) through a spring, and a pair of punching heads (5) are fixedly connected to the bottom of the second fixing plate (10).

3. The fine blanking continuous die structure of a steel back pressure bevel process according to claim 2, characterized in that: A group of guiding holes (11) are formed in the first fixing plate (9). A group of guiding rods (12) are fixedly connected to the top of the second fixing plate (10). The group of guiding rods (12) are respectively slidably connected in the group of guiding holes (11). A fixing block (13) is fixedly connected to the top of the second fixing plate (10).

4. The fine blanking continuous die structure of a steel back pressure bevel process according to claim 1, characterized in that: The downward pressing component includes second sliding grooves (14), and the pair of second sliding grooves (14) are respectively formed in the opposite side walls of the concave frame (3). A pair of second sliding blocks (15) are slidably connected in each of the pair of second sliding grooves (14). The opposite side walls of the pair of second sliding blocks (15) are respectively connected to the telescopic end of the hydraulic telescopic rod (4) through connecting rods.

5. The fine blanking continuous die structure of a steel back pressure bevel process according to claim 4, characterized in that: A rotating groove (16) is formed in the bottom of the second sliding block (15). A push rod (17) is rotatably connected between the opposite side walls of the rotating groove (16) through a first rotating shaft. A concave block (18) is fixedly connected to the top of the clamping block (8). One end of the push rod (17) is rotatably connected between the opposite side walls of the concave block (18) through a second rotating shaft.

6. The fine blanking continuous die structure of a steel back pressure bevel process according to claim 1, characterized in that: The feeding component includes a moving groove (19), the moving groove (19) is formed in the top of the bottom plate (1). A moving plate (20) is slidably connected in the moving groove (19). A pair of second through holes (21) are formed in the top of the moving plate (20). A rectangular plate (22) is fixedly connected to the top of the moving plate (20). A positioning plate (23) is fixedly connected to the side wall of the rectangular plate (22) through a pair of elastic telescopic rods.

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