One-step forming punching device for hinge

Abstract

This utility model belongs to the technical field of hinge stamping devices and discloses a one-time forming stamping device for hinges, including an upper die frame, a base upper imitation shape, and a guide assembly. The upper imitation shape is installed at the bottom of the upper die frame. The guide assembly includes a fitting strip, which is installed on the surface of the base and located on both sides of the upper imitation shape. The upper imitation shape is fitted between the fitting strips. The guide assembly is used to control the downward pressing direction of the upper imitation shape. This utility model is equipped with fitting strips, an auxiliary plate, and a rotating shaft. In use, the upper die frame pushes the upper imitation shape downward, forcing the upper imitation shape to contact the surface of the fitting strips, and pushes the fitting strips to rotate downward on the rotating shaft until the upper imitation shape is embedded between the two fitting strips. Then, the fitting connection between the fitting strips and the upper imitation shape is used to complete the positioning, which solves the problem that current hinge stamping devices need to be stopped and adjusted periodically during use.

Description

Technical Field

[0001] The utility model belongs to the technical field of hinge punching devices, and in particular relates to a hinge one-step forming punching device. Background Art

[0002] The stamping device used in the production of hinges generally does not have a guide structure between the upper mold frame and the base. Therefore, after a long period of processing and operation, the upper mold frame and the base are easily affected by external factors, resulting in a certain position offset. Therefore, production personnel often need to stop and adjust the machine at regular intervals, which increases work intensity while reducing production efficiency. Therefore, a hinge one-time forming stamping device is designed to solve the problem that the current hinge stamping device needs to stop and adjust at regular intervals when in use. Utility Model Content

[0003] The utility model aims to provide a hinge one-step forming punching device to solve the problem in the above background technology that the current hinge punching device needs to be stopped and adjusted regularly when in use.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hinge one-time forming stamping device includes an upper mold frame, an upper imitation shape on a base and a guide assembly, wherein the upper imitation shape is installed at the bottom of the upper mold frame, and the guide assembly includes an engaging strip, which is installed on the surface of the base and located on both sides of the upper imitation shape, and the upper imitation shape is embedded between the engaging strips, and the guide assembly is used to control the downward pressing direction of the upper imitation shape.

[0005] Preferably, the guide assembly also includes an auxiliary plate, a rotating shaft and a reset structure. Auxiliary plates are symmetrically installed on the surface of the base and at the front and rear ends of the engaging strip. The auxiliary plates are connected by a rotating shaft. The engaging strip is sleeved on the rotating shaft, and a reset structure is arranged below one end of the engaging strip. The reset structure is used to control the distance between the end face of the engaging strip and the base.

[0006] Preferably, the reset structure includes a cylindrical rod magnetic strip and a magnet, a lifting hole is opened on the surface of the base and located below the engaging strip, a cylindrical rod magnetic strip is slidably arranged in the lifting hole, and a magnet is installed at the bottom of the inner wall of the lifting hole, and a blocking plate is installed on the surface of the base and located beside the rotating shaft.

[0007] Preferably, the base and the middle part of the surface of the upper imitation shape are respectively provided with a through hole and a fitting hole, a screw is slidably arranged in the through hole, the length of the screw is greater than the thickness of the base, and the end of the screw is embedded in the fitting hole.

[0008] Preferably, the screw is wrapped with a protective sleeve, the length of the protective sleeve is greater than the through hole and less than the length of the screw, and the inner wall of the protective sleeve is threadedly connected to the screw.

[0009] Preferably, a rubber ring is installed on the inner wall of the fitting hole, and the inner wall of the rubber ring is in contact with the end of the screw.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] (1) The utility model is provided with a chiming strip, an auxiliary plate and a rotating shaft. When in use, the upper mold frame pushes the upper imitation shape to move downward, forcing the upper imitation shape to contact the surface of the chiming strip, and pushes the chiming strip to rotate downward on the rotating shaft until the upper imitation shape is embedded between the two chiming strips, and then the chiming connection between the chiming strip and the upper imitation shape is utilized to complete the positioning, thus solving the problem that the current hinge stamping device needs to be stopped and adjusted at regular intervals when in use.

[0012] (2) The utility model is provided with a screw rod, a through hole and an engaging hole, etc. Before use, the screw rod is inserted into the engaging hole of the upper mimetic shape after passing through the through hole. The rubber ring and the static friction between the screw rod end are used to clamp and fix the screw rod. When in use, the upper mimetic shape pushes the screw rod to move downward in the through hole, and then the screw rod and the through hole are engaged and connected, and the auxiliary engaging strip is used to achieve the purpose of improving the positioning effect of the upper mimetic shape. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 This is a connection diagram of the screw rod and the protective sleeve of the utility model;

[0015] Figure 3 for Figure 1 A in the enlarged view;

[0016] Figure 4 for Figure 1 The enlarged view of point B in the figure;

[0017] In the figure: 1. Auxiliary plate; 2. Upper imitation shape; 3. Fitting strip; 4. Upper mold frame; 5. Blocking plate; 6. Lifting hole; 7. Magnet; 8. Rotating axis; 9. Base; 10. Through hole; 11. Protective cover; 12. Screw; 13. Fitting hole; 14. Rubber ring; 15. Cylindrical rod magnetic strip. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1 As shown, the utility model provides the following technical solutions: a hinge one-time forming stamping device includes an upper mold frame 4, an upper imitation shape 2 on a base 9 and a guide assembly, the upper imitation shape 2 is installed at the bottom of the upper mold frame 4, the guide assembly includes a fitting strip 3, the fitting strip 3 is installed on the surface of the base 9 and is located on both sides of the upper imitation shape 2, the upper imitation shape 2 is fitted between the fitting strips 3, the guide assembly is used to control the downward pressing direction of the upper imitation shape 2, the guide assembly also includes an auxiliary plate 1, a rotating shaft 8 and a reset structure, the surface of the base 9 is located at the front and rear ends of the fitting strip 3 Auxiliary plates 1 are symmetrically installed, and the auxiliary plates 1 are connected by a rotating shaft 8. The engaging strip 3 is sleeved on the rotating shaft 8, and a reset structure is arranged below one end of the engaging strip 3. The reset structure is used to control the distance between the end face of the engaging strip 3 and the base 9. The reset structure includes a cylindrical rod magnetic strip 15 and a magnet 7. A lifting hole 6 is opened on the surface of the base 9 and located below the engaging strip 3. A cylindrical rod magnetic strip 15 is slidably arranged in the lifting hole 6, and a magnet 7 is installed at the bottom of the inner wall of the lifting hole 6. A blocking plate 5 is installed on the surface of the base 9 and located beside the rotating shaft 8.

[0020] Through the above technical scheme: when in use, the upper mold frame 4 pushes the upper imitation shape 2 to move downward, forcing the upper imitation shape 2 to contact the surface of the engaging strip 3, and drives the engaging strip 3 to rotate downward on the rotating shaft 8, causing the engaging strip 3 to squeeze the cylindrical rod magnetic strip 15 downward and force it to be embedded in the lifting hole 6, and utilizes the engaging connection between the engaging strip 3 and the upper imitation shape 2 to drive the upper imitation shape 2 to finally move between the two engaging strips 3 to complete the positioning, thereby solving the problem that the current hinge stamping device needs to be stopped and adjusted at regular intervals when in use, and after the processing is completed and the upper mold frame 4 drives the upper imitation shape 2 to reset, utilizes the repulsive force between the cylindrical rod magnetic strip 15 and the magnet 7 to push the engaging strip 3 to rotate on the rotating shaft 8 until the end of the engaging strip 3 contacts the blocking plate 5, thereby completing the resetting of the engaging strip 3 and ensuring that the equipment can operate continuously.

[0021] See also Figure 1-Figure 4 As shown, a through hole 10 and a fitting hole 13 are respectively provided in the middle of the surface of the base 9 and the upper imitation shape 2, a screw 12 is slidably arranged in the through hole 10, the length of the screw 12 is greater than the thickness of the base 9, and the end of the screw 12 is embedded in the fitting hole 13, the outer periphery of the screw 12 is wrapped with a protective sleeve 11, the length of the protective sleeve 11 is greater than the through hole 10 and less than the length of the screw 12, and the inner wall of the protective sleeve 11 is threadedly connected with the screw 12, and a rubber ring 14 is installed on the inner wall of the fitting hole 13, and the inner wall of the rubber ring 14 is in contact with the end of the screw 12.

[0022] Through the above technical scheme: before use, the protective cover 11 is rotated and sleeved on the screw 12, and then the protective cover 11 and the screw 12 are passed through the base 9 through the through hole 10, and the end of the screw 12 is embedded in the fitting hole of the upper imitation shape 2, and the rubber ring 14 and the static friction between the end of the screw 12 are used to clamp and fix. The design of the rubber ring 14 is to facilitate subsequent installation and disassembly. When in use, the upper imitation shape 2 pushes the screw 12 to move downward inside the through hole 10, causing the screw 12 to slide downward inside the through hole 10, and then through the fitting connection between the screw 12 and the through hole 10, the auxiliary fitting strip 3 can achieve the purpose of improving the positioning effect of the upper imitation shape 2, and while moving, the protective cover 11 is used to prevent repeated friction between the screw 12 and the inside of the through hole 10, thereby reducing the problem of quality degradation of the screw 12 due to friction and eventually causing it to break.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A hinge one-step forming punching device, characterized in that: The invention comprises an upper mold frame (4), a base (9), an upper imitation shape (2) and a guide assembly, wherein the upper imitation shape (2) is installed at the bottom of the upper mold frame (4), the guide assembly comprises a fitting strip (3), the fitting strip (3) is installed on the surface of the base (9) and is located on both sides of the upper imitation shape (2), the upper imitation shape (2) is fitted between the fitting strips (3), and the guide assembly is used to control the downward pressing direction of the upper imitation shape (2); The guide assembly further comprises an auxiliary plate (1), a rotating shaft (8) and a reset structure. The auxiliary plates (1) are symmetrically mounted on the surface of the base (9) and located at the front and rear ends of the engaging strip (3). The auxiliary plates (1) are connected via the rotating shaft (8). The engaging strip (3) is sleeved on the rotating shaft (8), and a reset structure is arranged below one end of the engaging strip (3). The reset structure is used to control the distance between the end face of the engaging strip (3) and the base (9).

2. A hinge one-step forming punching device according to claim 1, characterized in that: The reset structure comprises a cylindrical rod magnetic strip (15) and a magnet (7); a lifting hole (6) is provided on the surface of the base (9) and located below the engaging strip (3); a cylindrical rod magnetic strip (15) is slidably arranged in the lifting hole (6); a magnet (7) is installed at the bottom of the inner wall of the lifting hole (6); and a blocking plate (5) is installed on the surface of the base (9) and located beside the rotating shaft (8).

3. The hinge one-step forming punching device according to claim 1, characterized in that: A through hole (10) and an engaging hole (13) are respectively provided in the middle of the surface of the base (9) and the upper imitation shape (2); a screw rod (12) is slidably arranged in the through hole (10); the length of the screw rod (12) is greater than the thickness of the base (9), and the end of the screw rod (12) is embedded in the engaging hole (13).

4. A hinge one-step forming punching device according to claim 3, characterized in that: The screw rod (12) is wrapped with a protective sleeve (11) on its periphery. The length of the protective sleeve (11) is greater than the through hole (10) and less than the length of the screw rod (12). The inner wall of the protective sleeve (11) is threadedly connected to the screw rod (12).

5. A hinge one-step forming punching device according to claim 4, characterized in that: A rubber ring (14) is installed on the inner wall of the fitting hole (13), and the inner wall of the rubber ring (14) is in contact with the end of the screw rod (12).

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