Multi-hole-site punching device for sheet metal part

Abstract

The multi-hole-site punching device comprises a bottom plate, a fixing plate and a moving groove, a mounting frame is mounted at the top end of the bottom plate, a fixing shaft is mounted in the mounting frame through a bearing, the outer wall of the fixing shaft is sleeved with the fixing plate, the moving groove is formed in the fixing plate, and the fixing plate is mounted in the moving groove. A sheet metal part body is arranged above the fixing plate, a limiting mechanism used for clamping the sheet metal part body is arranged in the moving groove, a moving rail is mounted on the inner wall of the bottom plate, a gear is arranged on the outer wall of the mounting frame, an air cylinder is arranged at the bottom end of the bottom plate, and a clamping groove is formed in the bottom end of the air cylinder. According to the device, the motor is started to drive the positive and negative lead screw to rotate, so that the positive and negative lead screw drives the positioning block to move left and right in the moving groove, then the positioning block positions and clamps a sheet metal part body, and the sheet metal part body is clamped through the positioning block. Therefore, the sheet metal part body can be quickly positioned.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal punching, in particular to a multi-hole punching device for a sheet metal part. Background Art

[0002] Sheet metal is a comprehensive cold processing technology for thin metal plates, including shearing, punching / cutting / combining, folding, welding, riveting, splicing, forming, etc. Its notable feature is that the thickness of the same part is consistent. The products processed by sheet metal technology are called sheet metal parts.

[0003] However, the existing sheet metal multi-hole punching device has the following problems during use: the traditional punching positioning is difficult, and the operator needs to adjust the positioning for a long time, which makes the punching position inconvenient and thus cannot meet market demand. Utility Model Content

[0004] The purpose of the utility model is to provide a multi-hole punching device for a sheet metal part to solve the related problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-hole punching device for a sheet metal part, comprising a base plate, a fixed plate and a movable groove, a mounting frame is installed on the top of the base plate, and a fixed shaft is installed inside the mounting frame through a bearing, the outer wall of the fixed shaft is sleeved with a fixed plate, and a movable groove is opened inside the fixed plate, a sheet metal body is arranged above the fixed plate, and a limiting mechanism for clamping the sheet metal body is arranged inside the movable groove, a movable track is installed on the inner wall of the base plate, a gear is arranged on the outer wall of the mounting frame, a cylinder is arranged at the bottom end of the base plate, and a rack matched with the movable track is installed at the output end of the cylinder, and the rack is meshed with the outer wall of the gear.

[0006] The technical solution provides a multi-hole punching device for a sheet metal part, wherein a storage frame is provided at the top of the bottom plate.

[0007] The technical solution provides a multi-hole punching device for a sheet metal part, wherein a transmission frame is arranged on the top of the bottom plate, and a transmission device is arranged on the inner wall of the transmission frame.

[0008] The technical solution provides a multi-hole punching device for a sheet metal part, wherein the limiting mechanism includes a fixed slide rail and a positioning block, the fixed slide rail is installed at the bottom end of the movable groove, and the fixed slide rail is provided with a positioning block penetrating the fixed plate.

[0009] The technical solution provides a multi-hole punching device for a sheet metal part, wherein a forward and reverse screw rod penetrating a positioning block is installed inside the movable groove through a bearing, and the outer wall of the forward and reverse screw rod is meshed with the inner wall of the positioning block.

[0010] The technical solution provides a multi-hole punching device for a sheet metal part, wherein a motor is arranged inside the movable groove, and the outer wall of the motor is connected to one end of the forward and reverse screw rods through a coupling.

[0011] The technical solution provides a multi-hole punching device for sheet metal parts, wherein the inner wall of the mounting frame is provided with a hydraulic cylinder, and a push plate is installed at the output end of the hydraulic cylinder, and a punching device is installed at the bottom end of the push plate.

[0012] Compared with the prior art, the utility model provides a multi-hole punching device for sheet metal parts, which has the following beneficial effects:

[0013] 1. The utility model starts the motor to drive the forward and reverse screws to rotate, so that the forward and reverse screws drive the positioning block to move left and right in the moving groove, and then the positioning block positions and clamps the sheet metal body, so that the sheet metal body can be quickly positioned.

[0014] 2. The utility model starts the cylinder to push the rack to mesh with the outer wall of the gear, and then the fixed plate drives the sheet metal body to flip and fall into the storage frame, which is convenient for fast loading and unloading of the sheet metal body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a right side cross-sectional structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the main cross-sectional structure of the utility model.

[0017] In the figure: 1. bottom plate; 2. storage frame; 3. mounting frame; 4. fixed shaft; 5. fixed plate; 6. movable groove; 7. sheet metal body; 8. fixed slide rail; 9. forward and reverse screw rods; 10. positioning block; 11. motor; 12. gear; 13. movable track; 14. cylinder; 15. rack; 16. hydraulic cylinder; 17. push plate; 18. punching equipment; 19. transmission frame; 20. transmission equipment. 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] Embodiment 1, as Figure 1-2As shown, the utility model provides a technical solution: a multi-hole punching device for a sheet metal part, comprising a bottom plate 1, a fixed plate 5 and a movable groove 6, a mounting frame 3 is installed on the top of the bottom plate 1, and a fixed shaft 4 is installed inside the mounting frame 3 through a bearing, a fixed plate 5 is sleeved on the outer wall of the fixed shaft 4, and a movable groove 6 is opened inside the fixed plate 5, a sheet metal body 7 is arranged above the fixed plate 5, and a limiting mechanism for clamping the sheet metal body 7 is arranged inside the movable groove 6, the limiting mechanism comprises a fixed slide rail 8 and a positioning block 10, and a fixed slide rail 8 is installed at the bottom end of the movable groove 6. A positioning block 10 penetrating the fixed plate 5 is arranged inside the fixed slide rail 8, and a forward and reverse screw rod 9 penetrating the positioning block 10 is installed inside the movable groove 6 through a bearing, and the outer wall of the forward and reverse screw rod 9 is meshed with the inner wall of the positioning block 10, and a motor 11 is arranged inside the movable groove 6, and the outer wall of the motor 11 is connected to one end of the forward and reverse screw rod 9 through a coupling. When the motor 11 is started, the forward and reverse screw rod 9 is driven to rotate, so that the forward and reverse screw rod 9 drives the positioning block 10 to move left and right in the movable groove 6, and then the positioning block 10 positions and clamps the sheet metal body 7, so that the sheet metal body 7 can be quickly positioned.

[0020] Embodiment 2, as Figure 1-2 As shown, the utility model provides a technical solution: a multi-hole punching device for sheet metal parts, comprising a movable track 13 installed on the inner wall of a bottom plate 1, a gear 12 installed on the outer wall of a mounting frame 3, a cylinder 14 installed at the bottom end of the bottom plate 1, and a rack 15 adapted to the movable track 13 installed at the output end of the cylinder 14, the rack 15 meshes with the outer wall of the gear 12, a storage frame 2 is arranged at the top of the bottom plate 1, a transmission frame 19 is arranged at the top of the bottom plate 1, and a transmission device 20 is arranged on the inner wall of the transmission frame 19, and a transmission device 20 is arranged on the inner wall of the mounting frame 3 A hydraulic cylinder 16 is provided, and a pushing plate 17 is installed at the output end of the hydraulic cylinder 16. A punching device 18 is installed at the bottom end of the pushing plate 17. By starting the transmission device 20, the sheet metal body 7 is driven to move to the top of the fixed plate 5. Then, the hydraulic cylinder 16 is started to push the punching device 18 to punch holes in the sheet metal body 7. At this time, the outer wall is punched, and the cylinder 14 is started to push the rack 15 to engage with the outer wall of the gear 12. Then, the fixed plate 5 drives the sheet metal body 7 to flip and fall into the storage frame 2, which is convenient for quickly loading and unloading the sheet metal body 7.

[0021] Working principle: first, turn on the external power supply, and the operator places the sheet metal body 7 on the transmission frame 19, then starts the transmission device 20 to drive the sheet metal body 7 to move above the fixed plate 5, and starts the motor 11 to drive the forward and reverse screw rods 9 to rotate, so that the forward and reverse screw rods 9 drive the positioning block 10 to move left and right in the movable groove 6, and then the positioning block 10 positions and clamps the sheet metal body 7, so that the sheet metal body 7 can be quickly positioned, and then, start the hydraulic cylinder 16 to push the punching device 18 to punch the sheet metal body 7. At this time, the outer wall of the hole is punched, and the cylinder 14 is started to push the rack 15 to engage with the outer wall of the gear 12, then the fixed plate 5 drives the sheet metal body 7 to flip and fall into the storage frame 2, which is convenient for fast loading and unloading of the sheet metal body 7.

[0022] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A multi-hole punching device for sheet metal parts, comprising a bottom plate (1), a fixed plate (5) and a movable groove (6), characterized in that: A mounting frame (3) is installed at the top of the base plate (1), and a fixed shaft (4) is installed inside the mounting frame (3) through a bearing. A fixed plate (5) is sleeved on the outer wall of the fixed shaft (4), and a movable groove (6) is opened inside the fixed plate (5). A sheet metal body (7) is arranged above the fixed plate (5), and a limiting mechanism for clamping the sheet metal body (7) is arranged inside the movable groove (6). A movable track (13) is installed on the inner wall of the base plate (1), and a gear (12) is arranged on the outer wall of the mounting frame (3). A cylinder (14) is arranged at the bottom end of the base plate (1), and a rack (15) adapted to the movable track (13) is installed at the output end of the cylinder (14), and the rack (15) is meshed with the outer wall of the gear (12).

2. A multi-hole punching device for sheet metal according to claim 1, characterized in that: A storage frame (2) is provided at the top end of the bottom plate (1).

3. A multi-hole punching device for sheet metal according to claim 1, characterized in that: A transmission frame (19) is arranged at the top end of the bottom plate (1), and a transmission device (20) is arranged on the inner wall of the transmission frame (19).

4. A multi-hole punching device for sheet metal according to claim 1, characterized in that: The limiting mechanism comprises a fixed slide rail (8) and a positioning block (10); the fixed slide rail (8) is installed at the bottom end of the movable groove (6), and the fixed slide rail (8) is provided with a positioning block (10) penetrating the fixed plate (5).

5. A multi-hole punching device for sheet metal according to claim 4, characterized in that: A forward and reverse screw rod (9) penetrating the positioning block (10) is installed inside the movable groove (6) via a bearing, and the outer wall of the forward and reverse screw rod (9) is meshed with the inner wall of the positioning block (10).

6. A multi-hole punching device for sheet metal according to claim 4, characterized in that: A motor (11) is arranged inside the movable groove (6), and the outer wall of the motor (11) is connected to one end of the forward and reverse screw rods (9) via a coupling.

7. The multi-hole punching device for sheet metal according to claim 1, characterized in that: The inner wall of the mounting frame (3) is provided with a hydraulic cylinder (16), and a push plate (17) is installed at the output end of the hydraulic cylinder (16), and a punching device (18) is installed at the bottom end of the push plate (17).

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