A hardware die punching device

Abstract

The utility model discloses a hardware mold punching device, and relates to the field of hardware mold processing technology. The utility model includes a device body, a hydraulic rod and a bellows are respectively installed on the upper part of the inside of the device body, the output end of the hydraulic rod is connected to a mounting frame, piston rods extending to the inside of the bellows are installed on both sides of the top of the mounting frame, and the utility model is provided with a bellows, an air duct, an annular tube, a semiconductor refrigeration sheet, a piston rod and a piston plate, when the hydraulic rod pushes the mounting frame to move downward, the piston rod will pull the piston plate to move downward, and then the outside air will enter the bellows along the nozzle, the annular tube and the air duct, and the semiconductor refrigeration sheet will cool the air, and after the punching is completed, the hydraulic rod drives the mounting frame to move upward, so that the piston rod pushes the piston plate to move upward, and the cold air in the bellows is blown to the punching head through the air duct, the annular tube and the nozzle, so as to cool the punching head.

Description

Technical Field

[0001] The utility model relates to the technical field of hardware mold processing, in particular to a hardware mold punching device. Background Art

[0002] Punching refers to the process of adapting to different needs, including: figure eight holes, hexagonal holes, perforated plates, long holes, square holes, round holes, perforated plate mesh, triangular holes, etc.

[0003] The existing punching device has only one punch head. If the punch head needs to be replaced according to the punching requirements, the original punch head needs to be disassembled, and then a punch head that meets the punching requirements needs to be found and installed. The operation is more troublesome, and if the punch head is not properly stored, it is easy to lose the punch head. Secondly, after the punch head has been punching for a long time, the end of the punch head will continue to heat up, and the hardness of the heated punch head will decrease, and then micro-deformation will occur when it contacts and collides with the punching material, affecting the stamping quality of the product. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a hardware mold punching device to solve the technical problems in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hardware mold punching device, comprising a device body, a hydraulic rod and a bellows are respectively installed on the upper part of the interior of the device body, the output end of the hydraulic rod is connected to a mounting frame, piston rods extending to the inside of the bellows are installed on both sides of the top of the mounting frame, and a piston plate is fixed to the end of the piston rod, a semiconductor refrigeration plate is provided on the top of the bellows, and an air duct is connected to one side of the bellows, one end of the air duct is connected to an annular tube, the inner side of the mounting frame is connected to a mounting block through a connecting shaft, a punching head is provided on the outer surface of the mounting block, and a limiting groove is opened on one side of the mounting block, a pull rod passes through one side of the mounting frame, and a limiting block is fixed to one end of the pull rod, and a spring is provided on one side of the limiting block.

[0006] Furthermore, the punching heads are provided in several groups, and the models of the punching heads in the several groups are different.

[0007] By adopting the above technical solution, a number of punching heads of different models are centrally installed on the mounting block, making the replacement of the punching heads faster and more convenient.

[0008] Furthermore, a plurality of groups of nozzles are provided at the bottom of the annular tube, and the nozzles are arranged to be inclined toward the punching head.

[0009] By adopting the above technical solution, several groups of nozzles can spray cold air evenly, so that the stamping head is cooled evenly.

[0010] Furthermore, a control panel is provided on one side of the device body, and the control panel is electrically connected to the semiconductor refrigeration plate and the hydraulic rod respectively.

[0011] By adopting the above technical solution, the staff can control the semiconductor refrigeration plate and the hydraulic rod through the control panel.

[0012] Furthermore, a pull ring is fixed to the other end of the pull rod.

[0013] By adopting the above technical solution, the staff can easily pull the pull rod through the pull ring, and the operation is more convenient.

[0014] Furthermore, the limiting grooves are provided in multiple groups, and the limiting blocks are adapted to the limiting grooves.

[0015] By adopting the above technical solution, the limiting block can achieve the purpose of limiting and fixing the installation block after being inserted into the limiting groove.

[0016] Furthermore, a fixing frame is provided at the lower part of the device body, a bidirectional screw rod is provided on the inner side of the fixing frame, and a threaded block is provided on the outer surface of the bidirectional screw rod, and a clamping plate is fixed to one side of the threaded block through a connecting rod.

[0017] By adopting the above technical solution, the staff rotates the bidirectional screw, thereby causing the two sets of threaded blocks to move toward each other, so that the connecting rod pushes the clamping plate to clamp and fix the mold parts.

[0018] Furthermore, a collecting groove is provided on the inner side of the fixing frame, a through hole is provided on the top of the fixing frame, and the collecting groove and the fixing frame are detachable.

[0019] By adopting the above technical solution, the waste materials after punching fall into the collection tank through the through holes, and the staff can take out the collection tank for centralized processing.

[0020] Furthermore, a knob is fixed to the end of the bidirectional screw rod.

[0021] By adopting the above technical solution, the staff can rotate the bidirectional screw rod through the knob, which makes the operation more convenient.

[0022] In summary, the utility model mainly has the following beneficial effects:

[0023] 1. The utility model is provided with a mounting block, a limiting groove, a limiting block, a spring and a pull rod. When the punching head needs to be replaced, the staff pulls the pull rod to disengage the limiting block from the limiting groove, and then rotates the mounting block to make the punching head that meets the punching requirements face vertically downward, and then releases the pull rod. Under the resetting action of the spring, the limiting block will be stuck in the limiting groove, thereby achieving the purpose of limiting and fixing the mounting block, thereby realizing the replacement of the punching head, which is simple to operate, improves work efficiency, and the punching head is not easy to lose;

[0024] 2. The utility model is provided with a bellows, an air duct, an annular tube, a semiconductor refrigeration sheet, a piston rod and a piston plate. When the hydraulic rod pushes the mounting frame to move downward, the piston rod will pull the piston plate to move downward, thereby allowing the outside air to enter the bellows along the nozzle, the annular tube and the air duct, and the semiconductor refrigeration sheet cools the air. After the punching is completed, the hydraulic rod drives the mounting frame to move upward, so that the piston rod pushes the piston plate to move upward, and the cold air in the bellows is blown toward the punching head through the air duct, the annular tube and the nozzle, so as to cool the punching head, ensure the punching quality of the mold parts and improve the accuracy of the punching device. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a structural schematic diagram of the utility model;

[0026] Figure 2 This is a schematic diagram of the mounting frame structure of the utility model;

[0027] Figure 3 This is a schematic diagram of the installation block structure of the utility model;

[0028] Figure 4 This is a schematic diagram of the cross-sectional structure of the mounting frame of the utility model;

[0029] Figure 5 This is a schematic diagram of the limit block structure of the utility model;

[0030] Figure 6 It is a schematic diagram of the fixing frame structure of the utility model.

[0031] In the figure: 1. Device body; 2. Hydraulic rod; 3. Bellows; 4. Control panel; 5. Mounting frame; 6. Ring tube; 7. Piston rod; 8. Piston plate; 9. Semiconductor refrigeration plate; 10. Air duct; 11. Nozzle; 12. Connecting shaft; 13. Mounting block; 14. Punching head; 15. Fixing frame; 16. Limiting groove; 17. Pull rod; 18. Limiting block; 19. Spring; 20. Pull ring; 21. Collecting tank; 22. Bidirectional screw rod; 23. Threaded block; 24. Connecting rod; 25. Clamping plate. DETAILED DESCRIPTION

[0032] 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. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0033] The following describes an embodiment of the utility model based on its overall structure.

[0034] Embodiment 1: A hardware die punching device, such as Figure 1-Figure 5 As shown, it includes a device body 1, a hydraulic rod 2 and a bellows 3 are respectively installed on the upper part of the inside of the device body 1, the output end of the hydraulic rod 2 is connected to a mounting frame 5, piston rods 7 extending to the inside of the bellows 3 are installed on both sides of the top of the mounting frame 5, and piston plates 8 are fixed to the ends of the piston rods 7, a semiconductor cooling sheet 9 is provided on the top of the bellows 3, and a wind pipe 10 is connected to one side of the bellows 3, and an annular pipe 6 is connected to one end of the wind pipe 10, the inner side of the mounting frame 5 is connected to a mounting block 13 through a connecting shaft 12, and a punch head 14 is provided on the outer surface of the mounting block 13, and the punch head 14 is provided with a There are several groups, and the models of the several groups of punching heads 14 are different. Several punching heads 14 of different models are centrally installed on the mounting block 13, so that the replacement of the punching heads 14 is faster and more convenient. A limiting groove 16 is opened on one side of the mounting block 13, and a pull rod 17 passes through one side of the mounting frame 5, and a limiting block 18 is fixed at one end of the pull rod 17. There are multiple groups of limiting grooves 16, and the limiting blocks 18 are adapted to the limiting grooves 16. After the limiting blocks 18 are inserted into the limiting grooves 16, the purpose of limiting and fixing the mounting block 13 can be achieved. A spring 19 is provided on one side of the limiting block 18.

[0035] See also Figure 1 In the above embodiment, a plurality of nozzles 11 are provided at the bottom of the annular tube 6, and the nozzles 11 are inclined toward the direction of the punching head 14. The plurality of nozzles 11 can spray cold air evenly, so that the punching head 14 is evenly cooled.

[0036] Referring to the figure, in the above embodiment, a control panel 4 is provided on one side of the device body 1, and the control panel 4 is electrically connected to the semiconductor refrigeration plate 9 and the hydraulic rod 2 respectively, and the staff can control the semiconductor refrigeration plate 9 and the hydraulic rod 2 through the control panel 4.

[0037] See also Figure 1 , Figure 2 , Figure 4 and Figure 5 In the above embodiment, a pull ring 20 is fixed to the other end of the pull rod 17, and the staff can easily pull the pull rod 17 through the pull ring 20, which makes the operation more convenient.

[0038] Embodiment 2: In order to facilitate the fixing of the mold components, refer to Figure 1 and Figure 6A fixing frame 15 is provided at the lower part of the device body 1, a bidirectional screw rod 22 is provided on the inner side of the fixing frame 15, and a threaded block 23 is provided on the outer surface of the bidirectional screw rod 22. A clamping plate 25 is fixed to one side of the threaded block 23 through a connecting rod 24. The staff rotates the bidirectional screw rod 22, thereby making the two groups of threaded blocks 23 move in opposite directions, so that the connecting rod 24 pushes the clamping plate 25 to clamp and fix the mold parts.

[0039] See also Figure 1 and Figure 6 In the above embodiment, a knob is fixed at the end of the bidirectional screw rod 22, and the staff can rotate the bidirectional screw rod 22 by turning the knob, which makes the operation more convenient.

[0040] Embodiment 3: In order to facilitate the collection of stamping waste, refer to 1 and Figure 6 A collecting trough 21 is also provided on the inner side of the fixing frame 15, a through hole is provided on the top of the fixing frame 15, and the collecting trough 21 is detachably arranged from the fixing frame 15. The waste after punching falls into the collecting trough 21 through the through hole, and the staff can take out the collecting trough 21 for centralized processing.

[0041] The implementation principle of the utility model is as follows: first, the staff rotates the bidirectional screw 22. In this way, the clamping plate 25 clamps the mold parts, the hydraulic rod 2 pushes the mounting frame 5 to move downward, and the punching head 14 punches the mold parts. When the hydraulic rod 2 pushes the mounting frame 5 to move downward, the piston rod 7 pulls the piston plate 8 to move downward, so that the outside air enters the bellows 3 along the nozzle 11, the annular tube 6 and the air duct 10, and the semiconductor refrigeration sheet 9 cools the air. After the punching is completed, the hydraulic rod 2 drives the mounting frame 5 to move upward, so that the piston rod 7 pushes The piston plate 8 moves upward, and the cold air in the bellows 3 is blown toward the punch head 14 through the air duct 10, the annular tube 6 and the nozzle 11, so as to cool the punch head 14. When the punch head 14 needs to be replaced, the staff pulls the pull rod 17 to disengage the limit block 18 from the limit groove 16, and then rotates the mounting block 13 to make the punch head 14 that meets the punching requirements face vertically downward, and then releases the pull rod 17. Under the resetting action of the spring 19, the limit block 18 will be stuck in the limit groove 16, thereby achieving the purpose of limiting and fixing the mounting block 13, thereby realizing the replacement of the punch head 14.

[0042] Although an embodiment of the utility model has been shown and described, this specific embodiment is only an explanation of the utility model and is not a limitation of the utility model. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contribution as needed without departing from the principles and purpose of the utility model. However, as long as they are within the scope of the claims of the utility model, they are protected by patent law.

Claims

1. A hardware die punching device, comprising a device body (1), characterized in that: A hydraulic rod (2) and a bellows (3) are respectively installed on the upper part of the device body (1), the output end of the hydraulic rod (2) is connected to a mounting frame (5), piston rods (7) extending into the bellows (3) are installed on both sides of the top of the mounting frame (5), and piston plates (8) are fixed to the ends of the piston rods (7), a semiconductor cooling plate (9) is provided on the top of the bellows (3), and an air duct (10) is connected to one side of the bellows (3), one end of the air duct (10) is connected to an annular tube (6), the inner side of the mounting frame (5) is connected to a mounting block (13) through a connecting shaft (12), a punching head (14) is provided on the outer surface of the mounting block (13), and a limiting groove (16) is provided on one side of the mounting block (13), a pull rod (17) passes through one side of the mounting frame (5), and a limiting block (18) is fixed to one end of the pull rod (17), and a spring (19) is provided on one side of the limiting block (18).

2. The hardware mold punching device according to claim 1, characterized in that: The punching heads (14) are provided in a plurality of groups, and the models of the punching heads (14) in the plurality of groups are different.

3. The hardware mold punching device according to claim 1, characterized in that: A plurality of groups of nozzles (11) are arranged at the bottom of the annular tube (6), and the nozzles (11) are arranged obliquely toward the punching head (14).

4. The hardware mold punching device according to claim 1, characterized in that: A control panel (4) is provided on one side of the device body (1), and the control panel (4) is electrically connected to the semiconductor cooling plate (9) and the hydraulic rod (2) respectively.

5. The hardware mold punching device according to claim 1, characterized in that: A pull ring (20) is fixed to the other end of the pull rod (17).

6. The hardware mold punching device according to claim 1, characterized in that: The limiting grooves (16) are provided in multiple groups, and the limiting blocks (18) are adapted to the limiting grooves (16).

7. The hardware mold punching device according to claim 1, characterized in that: A fixing frame (15) is provided at the lower part of the device body (1), a bidirectional screw rod (22) is provided on the inner side of the fixing frame (15), and a threaded block (23) is provided on the outer surface of the bidirectional screw rod (22), and a clamping plate (25) is fixed on one side of the threaded block (23) via a connecting rod (24).

8. The hardware mold punching device according to claim 7, characterized in that: A collecting groove (21) is also provided on the inner side of the fixing frame (15), a through hole is provided on the top of the fixing frame (15), and the collecting groove (21) and the fixing frame (15) are detachable.

9. The hardware mold punching device according to claim 7, characterized in that: A knob is fixed to the end of the bidirectional screw rod (22).

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