Support punching die convenient to disassemble

Abstract

The utility model discloses a support punching die convenient to disassemble, which belongs to the technical field of punching dies, and comprises a punching die, the punching die comprises an upper die and a lower die, the upper die is arranged above the lower die, the lower die comprises a positioning mechanism, two groups of punching mechanisms and a base, the positioning mechanism is arranged on the base, and the punching mechanisms are arranged on the base in a mirror image manner. The positioning mechanism is arranged between the two punching mechanisms, the base is connected with an installation plate, the installation plate is provided with a fixing groove, the fixing groove is slidably provided with a sliding block matched with the fixing groove, the sliding block is fixedly connected with a threaded rod, the base is connected with a positioning plate, the positioning plate is provided with a fixing hole, the threaded rod is inserted into the fixing hole, and the threaded rod is in threaded connection with a nut. The nut abuts against the positioning plate, the positioning plate abuts against the base, the base abuts against the mounting plate, and the positioning plate is arranged between the base and the nut.

Description

Technical Field

[0001] The utility model relates to the technical field of punching dies, in particular to a bracket punching die which is convenient to disassemble. Background Art

[0002] Aluminum bracket is a kind of hardware accessories, and it is usually provided with multiple holes to facilitate the subsequent assembly and use. During production and processing, a punching machine is often used to punch holes in aluminum brackets. The punching machine is a mechanical device that installs the raw materials on the punching die, and then, driven by a power mechanism, the punching die acts on the material to complete the punching.

[0003] The common punching machine now includes a machine body, a power mechanism and a punching die. The punching die is divided into an upper die and a lower die. The aluminum bracket to be punched is placed between the upper die and the lower die, and the power mechanism is started. The aluminum bracket is punched under the action of the upper die and the lower die.

[0004] Regarding the above technical conditions, there is still a defect that the current punching die uses multiple screws to fix the lower die on the machine body. When disassembling, the screws on the lower die need to be removed one by one before the lower die can be removed from the machine body, which is not convenient.

[0005] Based on this, the utility model designs a bracket punching die that is easy to disassemble to solve the above problem. Utility Model Content

[0006] The utility model aims to provide a bracket punching die which is convenient for disassembly, so as to solve the above technical problems.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bracket punching die that is easy to disassemble, comprising a punching die, the punching die comprising an upper die and a lower die, the upper die is above the lower die, the lower die comprises a positioning mechanism, a punching mechanism and a base, the positioning mechanism is arranged on the base, and two groups of the punching mechanisms are mirror-imaged on the base, and the positioning mechanism is between the two groups of the punching mechanisms, the base is connected to a mounting plate, the mounting plate is provided with a fixing groove, the fixing groove is slidably provided with a slider matched with the fixing groove, the slider is fixedly connected with a threaded rod, the base is connected to a positioning plate, the positioning plate is provided with a fixing hole, the threaded rod is inserted in the fixing hole, the threaded rod is threadedly connected with a nut, the nut is pressed against the positioning plate, the positioning plate is pressed against the base, the base is pressed against the mounting plate, and the positioning plate is between the base and the nut.

[0008] Preferably, the fixing hole is in a rectangular shape, and the diameter of the fixing hole is larger than the diameter of the threaded rod.

[0009] Preferably, the positioning plate is provided with a positioning groove, and the positioning groove abuts against the base.

[0010] Preferably, the base is fixedly provided with a positioning block, two positioning blocks are provided on the base, the positioning mechanism is between the two positioning blocks, and the punching mechanism is between the two positioning blocks.

[0011] Preferably, the upper die comprises a fixed plate and a pressing plate, wherein the pressing plate is fixedly arranged on the fixed plate, the pressing plate is above the lower die, and a wedge-shaped surface is arranged at one end of the pressing plate close to the lower die.

[0012] Preferably, a limiting groove is provided on the pressing plate.

[0013] Preferably, the punching mechanism includes a wedge block, a punching rod, a fixed block, a spring and a connecting rod, the fixed block is fixedly arranged on the base, the fixed block is provided with a mounting hole, the connecting rod is inserted into the mounting hole, the spring is sleeved on one end of the connecting rod, one end of the spring is fixedly connected to the connecting rod, the other end of the spring is fixedly connected to the fixed block, the wedge block is in contact with the base, the other end of the connecting rod is fixedly connected to the wedge block, the punching rod is fixedly connected to the wedge block, and the punching rod is connected to the positioning mechanism.

[0014] To summarize, the present application has the following beneficial technical effects: when installing the punching die of the punching machine, place the lower die of the punching die on the mounting plate, move the slider so that the positioning groove on the positioning plate contacts the base, tighten the nut threadably so that the nut contacts the positioning plate, the positioning plate contacts the base, and the base contacts the mounting plate. At this time, the lower die is fixed on the mounting plate; when the lower die of the punching die needs to be removed from the punching machine, loosen the nut threadably, the positioning plate does not contact the base, the base does not contact the mounting plate, move the slider so that the slider moves away from the base. At this time, the lower die can be removed from the mounting plate, thereby achieving the effect of facilitating the disassembly of the lower die of the punching die. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 Schematic diagram of the structure of the punching die in this embodiment;

[0017] Figure 2 This is a schematic diagram of the front structure of the punching die of this embodiment;

[0018] Figure 3 Schematic diagram of the cross-sectional structure of the punching die of this embodiment;

[0019] Figure 4 It is a schematic diagram of the side structure of the punching die of this embodiment;

[0020] Figure 5 It is a schematic diagram of the top view of the lower die of the punching die in this embodiment.

[0021] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0022] 1. Fixed plate; 2. Pressing plate; 3. Limiting groove; 4. Fixed block; 5. Spring; 6. Mounting plate; 7. Punching rod; 8. Positioning plate; 9. Nut; 10. Threaded rod; 11. Slider; 12. Fixed groove; 13. Fixed hole; 14. Lower die; 15. Wedge block; 16. Positioning mechanism; 17. Upper die; 18. Base; 19. Connecting rod; 20. Positioning block; 21. Positioning groove. DETAILED DESCRIPTION

[0023] 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 of 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.

[0024] The following is combined with Figure 1-5 This application is described in further detail.

[0025] A bracket punching die that is easy to disassemble includes a punching die, the punching die includes an upper die 17 and a lower die 14, the upper die 17 is above the lower die 14, the lower die 14 includes a positioning mechanism 16, a punching mechanism and a base 18, the positioning mechanism 16 is arranged on the base 18, the punching mechanism is arranged on the base 18, two groups of punching mechanisms are arranged on the base 18, the positioning mechanism 16 is between the two groups of punching mechanisms, a bracket to be punched is installed on the positioning mechanism 16, the upper die 17 is pressed down, the punching mechanism approaches the positioning mechanism 16, and the bracket on the positioning mechanism 16 is punched.

[0026] The base 18 is connected to the mounting plate 6. A fixing groove 12 is provided on one side of the mounting plate 6 close to the base 18. A slider 11 adapted to the fixing groove 12 is slidably arranged in the fixing groove 12. Two sliders 11 are arranged in the fixing groove 12. The base 18 is arranged between the two sliders 11. The slider 11 is fixedly connected to the threaded rod 10. Two threaded rods 10 are arranged on the slider 11.

[0027] The side of the base 18 away from the mounting plate 6 is connected with the positioning plate 8, and the positioning plate 8 is provided with a fixing hole 13, and the threaded rod 10 is inserted into the fixing hole 13. The fixing hole 13 is in a rectangular shape, and the diameter of the fixing hole 13 is larger than the diameter of the threaded rod 10. The shape of the fixing hole 13 facilitates the positioning plate 8 to be sleeved on the threaded rod 10. The end of the threaded rod 10 away from the mounting plate 6 is threadedly connected with a nut 9, and the nut 9 is pressed against the positioning plate 8, and the positioning plate 8 is pressed against the base 18, and the base 18 is pressed against the mounting plate 6. The positioning plate 8 is between the nut 9 and the base 18, and the lower mold 14 is fixed on the mounting plate 6.

[0028] A positioning groove 21 is provided on one side of the positioning plate 8 close to the base 18, and the positioning groove 21 abuts against the base 18, and the positioning groove 21 serves to further improve the installation stability of the base 18. A positioning block 20 is fixedly provided on the base 18, and two positioning blocks 20 are provided on the base 18, the positioning mechanism 16 is between the two positioning blocks 20, and the punching mechanism is between the two positioning blocks 20, and the positioning block 20 serves to limit the positions of the positioning mechanism 16 and the punching mechanism, so that the positioning mechanism 16 and the punching mechanism are not easily offset when punching holes in the bracket.

[0029] The upper die 17 includes a fixed plate 1 and a pressing plate 2. The pressing plate 2 is fixedly arranged on the fixed plate 1 and is above the lower die 14. A wedge-shaped surface is arranged at one end of the pressing plate 2 close to the lower die 14. A limiting groove 3 is provided at one end of the pressing plate 2 close to the lower die 14.

[0030] The punching mechanism includes a wedge block 15, a punching rod 7, a fixed block 4, a spring 5 and a connecting rod 19. The fixed block 4 is fixedly arranged on the base 18. The fixed block 4 is provided with a mounting hole. The connecting rod 19 is inserted into the mounting hole. The spring 5 is sleeved on one end of the connecting rod 19. One end of the spring 5 is fixedly connected to the connecting rod 19, and the other end of the spring 5 is fixedly connected to the fixed block 4.

[0031] The wedge block 15 abuts against the base 18, the other end of the connecting rod 19 passes through the mounting hole and is fixedly connected to the wedge block 15, one end of the punching rod 7 is fixedly connected to the wedge block 15, and the other end of the punching rod 7 is connected to the positioning mechanism 16. The upper mold 17 is pressed downward, and the wedge surface of the pressure plate 2 abuts against the wedge block 15. The pressure plate 2 is continuously pressed downward, and the wedge block 15 moves toward the positioning mechanism 16. The spring 5 is compressed, and the punching rod 7 punches holes between the positioning mechanism 16. The limiting groove 3 prevents the connecting rod 19 from affecting the downward pressure of the pressure plate 2.

[0032] When the punching of the bracket is completed, the upper die 17 moves up, the pressing plate 2 moves away from the wedge block 15, the spring 5 stretches, the wedge block 15 and the punching rod 7 move toward the fixed block 4 under the action of the spring 5, and the punching rod 7 does not act on the bracket.

[0033] The implementation principle of this embodiment is: when installing the punching die of the punching machine, place the lower die 14 of the punching die on the mounting plate 6, move the slider 11, so that the positioning groove 21 on the positioning plate 8 contacts the base 18, tighten the nut 9 with threads, so that the nut 9 contacts the positioning plate 8, the positioning plate 8 contacts the base 18, and the base 18 contacts the mounting plate 6, at this time the lower die 14 is fixed on the mounting plate 6; when it is necessary to remove the lower die 14 of the punching die from the punching machine, loosen the nut 9 with threads, the positioning plate 8 does not contact the base 18, the base 18 does not contact the mounting plate 6, move the slider 11, so that the slider 11 moves in a direction away from the base 18, at this time the lower die 14 can be removed from the mounting plate 6, so as to achieve the effect of facilitating the disassembly of the lower die 14 of the punching die.

[0034] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0035] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0036] Although the 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 punching die for a bracket that is easy to disassemble, comprising a punching die, characterized in that: The punching die comprises an upper die (17) and a lower die (14), wherein the upper die (17) is located above the lower die (14), and the lower die (14) comprises a positioning mechanism (16), a punching mechanism and a base (18), wherein the positioning mechanism (16) is arranged on the base (18), and two groups of the punching mechanisms are arranged on the base (18) in a mirror-like manner, wherein the positioning mechanism (16) is located between the two groups of the punching mechanisms, and the base (18) is connected to a mounting plate (6), wherein the mounting plate (6) is provided with a fixing groove (12), and the fixing groove (12) is slidably provided with a (12) a matching slider (11), the slider (11) is fixedly connected with a threaded rod (10), the base (18) is connected with a positioning plate (8), the positioning plate (8) is provided with a fixing hole (13), the threaded rod (10) is inserted into the fixing hole (13), the threaded rod (10) is threadedly connected with a nut (9), the nut (9) is pressed against the positioning plate (8), the positioning plate (8) is pressed against the base (18), the base (18) is pressed against the mounting plate (6), and the positioning plate (8) is between the base (18) and the nut (9).

2. The conveniently disassembled bracket punching die according to claim 1, characterized in that: The fixing hole (13) is in a rectangular shape, and the diameter of the fixing hole (13) is greater than the diameter of the threaded rod (10).

3. The punching die for a bracket that is easy to disassemble according to claim 1 is characterized in that: The positioning plate (8) is provided with a positioning groove (21), and the positioning groove (21) abuts against the base (18).

4. The conveniently disassembled bracket punching die according to claim 1, characterized in that: The base (18) is fixedly provided with a positioning block (20), two positioning blocks (20) are provided on the base (18), the positioning mechanism (16) is between the two positioning blocks (20), and the punching mechanism is between the two positioning blocks (20).

5. The conveniently disassembled bracket punching die according to claim 1, characterized in that: The upper die (17) comprises a fixed plate (1) and a pressing plate (2), wherein the pressing plate (2) is fixedly arranged on the fixed plate (1), the pressing plate (2) is above the lower die (14), and a wedge-shaped surface is arranged at one end of the pressing plate (2) close to the lower die (14).

6. The conveniently disassembled bracket punching die according to claim 5, characterized in that: The pressing plate (2) is provided with a limiting groove (3).

7. The conveniently disassembled bracket punching die according to claim 1, characterized in that: The punching mechanism comprises a wedge block (15), a punching rod (7), a fixed block (4), a spring (5) and a connecting rod (19); the fixed block (4) is fixedly arranged on the base (18); the fixed block (4) is provided with a mounting hole; the connecting rod (19) is inserted into the mounting hole; the spring (5) is sleeved on one end of the connecting rod (19); one end of the spring (5) is fixedly connected to the connecting rod (19); the other end of the spring (5) is fixedly connected to the fixed block (4); the wedge block (15) abuts against the base (18); the other end of the connecting rod (19) is fixedly connected to the wedge block (15); the punching rod (7) is fixedly connected to the wedge block (15); and the punching rod (7) is connected to the positioning mechanism (16).

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