Automobile accessory stamping die facilitating demolding

Abstract

The utility model relates to stamping die technical field, concretely is a kind of automobile fittings stamping die of easy demoulding, it include: operation bench, upper die, lower die;The operation bench is connected with the top plate of support setting, top plate is connected with the hydraulic cylinder setting, and the output end of hydraulic cylinder is connected with the lifting plate setting, and upper die and lower die are set through mounting assembly;By embedding the upper panel of upper die into the mounting embedding groove of lifting plate U-shaped fixed plate, embedding the lower panel of lower die into the mounting embedding groove of operation bench U-shaped fixed plate, then moving the clamping block to limit upper panel and lower panel, rotating the limiting turnplate and clamping into the limiting slot, rotating knob bolt makes that the plug post is inserted into the insertion hole and fixes the position of limiting turnplate, the installation of upper die and lower die is completed;It is easy to operate, realizes device and can replace the installation of the upper die and lower die of adaptive according to automobile fittings shape, improve the applicability of device.

Description

Technical Field

[0001] This utility model relates to the field of stamping die technology, specifically to a stamping die for automotive parts that is easy to demold. Background Technology

[0002] Chinese patent document CN222036460U discloses a stamping die for processing automotive parts, including an operating table and a lifting plate. The lifting plate is positioned above the operating table, and balancing structures are installed at the corners of the lifting plate. A top plate is fixed to the top of each balancing structure. This invention incorporates a demolding structure. When the hydraulic rod extends or retracts, it drives a second balancing rod up and down via the lifting plate. The second balancing rod, in turn, drives a connecting rod up and down via a connecting plate. This connecting rod, in turn, drives a support plate up and down via an ejector plate. When the ejector plate contacts the support plate, a positioning block engages with the support plate through a groove at the bottom, increasing the stability of the support plate's movement. This design facilitates demolding and improves the working efficiency of the stamping die for processing automotive parts.

[0003] However, in the above solution, the stamping die for automotive parts processing is used to quickly demold by lifting the support plate inside the lower die installed on the operating table by a push rod that rises and falls together with the lifting plate equipped with the upper die. Different automotive parts have different shapes, and the above device is only suitable for processing one type of automotive part. The upper and lower dies are not easy to disassemble and replace quickly to adapt to the production of the same automotive part, and need to be improved and optimized.

[0004] Therefore, this utility model proposes an automotive parts stamping die that is easy to demold to solve the above problems. Utility Model Content

[0005] The purpose of this invention is to provide a stamping die for automotive parts that is easy to demold, in order to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a stamping die for automotive parts that is easy to demold, comprising: an operating table, an upper die, and a lower die; a top plate is connected to the operating table via a support column, a hydraulic cylinder is connected to the top plate, and a lifting plate is connected to the output end of the hydraulic cylinder; the upper die and the lower die are set by an installation assembly; the upper die is set on the lifting plate, and the lower die is set on the operating table; the installation assembly includes a U-shaped fixing plate, an upper insert plate, a lower insert plate, a locking block, and a limiting rotating plate.

[0007] Preferably, the U-shaped fixing plate is connected to the top of the operating table and the bottom of the lifting plate. The inner walls of both sides of the U-shaped fixing plate are symmetrically provided with mounting grooves. The upper mold is symmetrically connected with upper inserts on both sides of the upper mold, and the upper inserts are engaged with the mounting grooves. The lower mold is symmetrically connected with lower inserts on both sides of the lower mold, and the lower inserts are engaged with the mounting grooves.

[0008] Preferably, the U-shaped fixing plate has symmetrical slots on both sides, guide posts are connected to the side walls of the slots, a block is movably engaged in the slot, a guide groove is provided on the block, and the guide post is movably engaged in the guide groove.

[0009] Preferably, the card block is engaged with the upper or lower insert plate, a limiting groove is provided at the upper end of the card block, and limiting rotating plates are symmetrically and rotatably connected to the two side walls of the U-shaped fixing plate, with the limiting rotating plates engaged with the limiting groove.

[0010] Preferably, the end of the limiting rotating plate is threaded with a knob bolt, the end of the knob bolt is connected with a plug, and the two sides of the U-shaped fixing plate are symmetrically provided with insertion holes, and the plug is inserted into the insertion holes.

[0011] Preferably, a trapezoidal groove is provided on the side wall of the limiting rotating plate, a magnetic sheet is fixedly embedded on the end wall of the trapezoidal groove, a trapezoidal magnetic block is movably engaged in the trapezoidal groove, the trapezoidal magnetic block and the magnetic sheet attract each other, an L-shaped locking plate is connected to the end of the trapezoidal magnetic block, and an annular groove is provided on the knob bolt knob, the L-shaped locking plate is engaged with the annular groove.

[0012] Compared with the prior art, the beneficial effects of this utility model are: The upper mold plate is inserted into the mounting groove of the U-shaped fixing plate on the lifting plate, and the lower mold plate is inserted into the mounting groove of the U-shaped fixing plate on the operating table. Then, the moving block limits the upper and lower mold plates, the limiting plate is rotated and inserted into the limiting groove, and the knob bolt is turned to insert the pin into the insertion hole to fix the position of the limiting plate, thus completing the installation of the upper and lower molds. The operation is simple, and the device can quickly change and install the appropriate upper and lower molds according to the shape of the automotive parts, improving the applicability of the device. Attached Figure Description

[0013] Figure 1 This is a front sectional view of the structure of this utility model; Figure 2 This is an exploded view of the mold connection of this utility model; Figure 3 This is a schematic diagram of the U-shaped fixing plate structure connection of this utility model; Figure 4 This is an exploded view of the card block structure connection of this utility model; Figure 5 This is a schematic diagram of the connection of the limiting rotating plate structure of this utility model.

[0014] In the diagram: 1. Operating platform; 2. Top plate; 3. Hydraulic cylinder; 4. Lifting plate; 5. Upper mold; 6. Lower mold; 7. U-shaped fixing plate; 8. Mounting groove; 9. Upper insert plate; 10. Lower insert plate; 11. Slot; 12. Guide post; 13. Block; 14. Guide groove; 15. Limiting groove; 16. Limiting rotating plate; 17. Knob bolt; 18. Insert post; 19. Insertion hole; 20. Trapezoidal groove; 21. Magnetic sheet; 22. Trapezoidal magnetic block; 23. L-shaped clamping plate; 24. Annular groove. Detailed Implementation

[0015] The technical solutions in the embodiments of this utility model will be clearly and completely described below. All other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0016] Please see Figures 1-5 This utility model provides a technical solution: a stamping die for automotive parts that is easy to demold, comprising: an operating table 1, an upper die 5, and a lower die 6; a top plate 2 is connected to the operating table 1 via a support column, a hydraulic cylinder 3 is connected to the top plate 2, and a lifting plate 4 is connected to the output end of the hydraulic cylinder 3; the upper die 5 and the lower die 6 are set by an installation assembly; the upper die 5 is set on the lifting plate 4, and the lower die 6 is set on the operating table 1.

[0017] The upper mold 5 is compatible with the lower mold 6. A support plate is snapped into the lower mold 6. A connecting plate is connected to the lifting plate 4 via a connecting rod. The connecting rod passes through the operating table 1. A push rod is set on the connecting plate, passing through the operating table 1 and the bottom wall of the lower mold 6, and snapping into the support plate. As the upper mold 5 rises and separates from the lower mold 6, the lifting plate 4 drives the connecting plate to rise, and the push rod lifts the support plate to achieve rapid demolding of automotive parts.

[0018] The U-shaped fixing plate 7 in the installation assembly is connected to the top of the operating table 1 and the bottom of the lifting plate 4. The inner walls of both sides of the U-shaped fixing plate 7 are symmetrically provided with installation grooves 8. The upper mold 5 is symmetrically connected with upper insert plates 9 on both sides, and the upper insert plates 9 are engaged with the installation grooves 8. The lower mold 6 is symmetrically connected with lower insert plates 10 on both sides, and the lower insert plates 10 are engaged with the installation grooves 8.

[0019] The upper mold 5 is engaged with the lifting plate 4, and the upper insert plate 9 is engaged with the installation groove 8 of the U-shaped fixing plate 7 on the lifting plate 4 to achieve the positioning and installation of the upper mold 5. The lower mold 6 is engaged with the operating table 1, and the lower insert plate 10 is engaged with the installation groove 8 of the U-shaped fixing plate 7 on the operating table 1 to achieve the positioning and installation of the lower mold 6.

[0020] The U-shaped fixing plate 7 has symmetrical slots 11 on both sides. Guide posts 12 are connected to the side walls of the slots 11. A block 13 is movably engaged in the slots 11. A guide groove 14 is opened on the block 13. The guide post 12 is movably engaged in the guide groove 14.

[0021] The locking block 13 in the slot 11 of the U-shaped fixing plate 7 on the lifting plate 4 is engaged with the lifting plate 4, and the locking block 13 in the slot 11 of the U-shaped fixing plate 7 on the operating table 1 is engaged with the operating table 1. With the help of the guide column 12, the locking block 13 is moved and inserted into the installation slot 8 in the guide groove 14.

[0022] The locking block 13 is engaged with the upper insert plate 9 or the lower insert plate 10. A limiting groove 15 is provided at the upper end of the locking block 13. The two side walls of the U-shaped fixing plate 7 are symmetrically connected to the limiting rotating plate 16, which is engaged with the limiting groove 15.

[0023] The locking block 13 on the U-shaped fixing plate 7 on the lifting plate 4 engages with the upper limiting plate 9 to fix the upper mold 5. The locking block 13 on the U-shaped fixing plate 7 on the operating table 1 engages with the lower limiting plate 10 to fix the lower mold 6. The limiting rotating plate 16 engages with the limiting groove 15 on the locking block 13 to fix the position of the locking block 13.

[0024] The end of the limiting rotating plate 16 is threaded with a knob bolt 17, and the end of the knob bolt 17 is connected with a plug post 18. The two side walls of the U-shaped fixing plate 7 are symmetrically provided with insertion holes 19, and the plug post 18 is inserted into the insertion hole 19.

[0025] Rotating the knob bolt 17 causes the insert 18 to be inserted into the insertion hole 19, and the limiting plate 16 is then locked into the limiting groove 15 and fixed in position.

[0026] The limiting rotating plate 16 has a trapezoidal groove 20 on its side wall. A magnetic sheet 21 is fixedly embedded in the end wall of the trapezoidal groove 20. A trapezoidal magnetic block 22 is movably engaged in the trapezoidal groove 20. The trapezoidal magnetic block 22 and the magnetic sheet 21 attract each other. An L-shaped locking plate 23 is connected to the end of the trapezoidal magnetic block 22. An annular groove 24 is opened on the knob bolt 17. The L-shaped locking plate 23 is engaged with the annular groove 24.

[0027] Move the trapezoidal magnetic block 22 along the trapezoidal groove 20 until the trapezoidal magnetic block 22 and the magnetic sheet 21 attract each other and are fixed in position. Then, the L-shaped card plate 23 engages with the annular groove 24 to prevent the knob bolt 17 from loosening.

[0028] Working principle: Install the corresponding upper mold 5 and lower mold 6 according to the shape requirements of the automotive parts. Insert the upper plate 9 of the upper mold 5 into the mounting groove 8 of the U-shaped fixing plate 7 on the lifting plate 4, and insert the lower plate 10 of the lower mold 6 into the mounting groove 8 of the U-shaped fixing plate 7 on the operating table 1. After completing the positioning and installation of the upper mold 5 and lower mold 6, move the locking block 13 so that it engages and limits the upper plate 9 and lower plate 10. Then rotate the limiting plate 16 to engage in the limiting groove 15 to fix the position of the locking block 13. Rotate the knob bolt 17. The insertion post 18 is inserted into the insertion hole 19 to fix the position of the limiting rotating plate 16. The trapezoidal magnetic block 22 and the magnetic sheet 21 attract each other to ensure that the L-shaped clamping plate 23 and the annular groove 24 are engaged to prevent the knob bolt 17 from loosening. The installation of the upper mold 5 and the lower mold 6 is completed. The lifting plate 4 can drive the upper mold 5 and the connecting plate to rise, and the push rod on the connecting plate can lift the support plate in the lower mold 6 to achieve quick demolding of the automotive parts. The operation is simple and the device can be quickly replaced and installed with the appropriate upper mold 5 and lower mold 6 according to the shape of the automotive parts, which improves the applicability of the device.

[0029] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A stamping die for automotive parts that facilitates demolding, comprising: Operating table (1), upper mold (5), lower mold (6); the operating table (1) is connected to a top plate (2) by a support column, the top plate (2) is connected to a hydraulic cylinder (3), the output end of the hydraulic cylinder (3) is connected to a lifting plate (4), the upper mold (5) and the lower mold (6) are set by an installation component; The features are as follows: the upper mold (5) is set on the lifting plate (4), the lower mold (6) is set on the operating table (1), and the installation components include a U-shaped fixing plate (7), an upper insert plate (9), a lower insert plate (10), a locking block (13), and a limiting rotating plate (16).

2. The automotive parts stamping die for easy demolding according to claim 1, characterized in that: The U-shaped fixing plate (7) is connected to the top of the operating table (1) and the bottom of the lifting plate (4). The inner walls of the U-shaped fixing plate (7) are symmetrically provided with mounting grooves (8). The upper mold (5) is symmetrically connected with upper inserts (9) on both sides. The upper inserts (9) are engaged with the mounting grooves (8). The lower mold (6) is symmetrically connected with lower inserts (10) on both sides. The lower inserts (10) are engaged with the mounting grooves (8).

3. The automotive parts stamping die for easy demolding according to claim 2, characterized in that: The U-shaped fixing plate (7) has symmetrical slots (11) on both sides. A guide post (12) is connected to the side wall of the slot (11). A block (13) is movably engaged in the slot (11). A guide groove (14) is opened on the block (13). The guide post (12) is movably engaged in the guide groove (14).

4. The automotive parts stamping die for easy demolding according to claim 3, characterized in that: The card block (13) is engaged with the upper panel (9) or the lower panel (10). A limiting groove (15) is provided at the upper end of the card block (13). A limiting rotating plate (16) is symmetrically rotated and connected to the two side walls of the U-shaped fixing plate (7). The limiting rotating plate (16) is engaged with the limiting groove (15).

5. The automotive parts stamping die for easy demolding according to claim 4, characterized in that: The end of the limiting rotating plate (16) is threaded with a knob bolt (17), and the end of the knob bolt (17) is connected with a plug (18). The two sides of the U-shaped fixing plate (7) are symmetrically provided with insertion holes (19), and the plug (18) is inserted into the insertion hole (19).

6. The automotive parts stamping die for easy demolding according to claim 5, characterized in that: The limiting rotating plate (16) has a trapezoidal groove (20) on its side wall. A magnetic sheet (21) is fixedly embedded on the end wall of the trapezoidal groove (20). A trapezoidal magnetic block (22) is movably engaged in the trapezoidal groove (20). The trapezoidal magnetic block (22) and the magnetic sheet (21) attract each other. An L-shaped locking plate (23) is connected to the end of the trapezoidal magnetic block (22). An annular groove (24) is opened on the knob bolt (17). The L-shaped locking plate (23) is engaged with the annular groove (24).

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