Metal part punching equipment

Abstract

The utility model relates to the technical field of metal part machining, and discloses a metal part punching device which comprises a bottom plate, a lifting mechanism is arranged on one side of the bottom plate, a drilling bit for punching is arranged at the upper end of the lifting mechanism, a limiting groove is formed in the bottom plate and located below the drilling bit, a sliding plate is installed above the limiting groove in a sliding mode, and the sliding plate is connected with the lifting mechanism. The sliding plate is provided with a fixing mechanism used for fixing a part to be machined. The fixing mechanism comprises a first clamping block and a second clamping block, the first clamping block is fixedly installed on the sliding plate, and a torsional spring used for driving the second clamping block to rotate towards the first clamping block is arranged below the second clamping block; a circular clamping groove used for clamping a part to be machined is defined between the first clamping block and the second clamping block. By means of the clamping device, a circular part to be machined can be conveniently and stably clamped, the position of the circular part can be prevented from deviating in the punching process, and the punching quality can be better.

Description

Technical Field

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

[0002] Metal parts refer to metal blocks, metal bars, metal plates, etc. of various specifications and shapes made of metal materials. When using metal parts, it is generally necessary to punch holes. A punching machine refers to a general term for machinery and equipment that uses a tool that is harder and sharper than the target object to leave cylindrical holes or holes on the target object through rotary cutting or rotary extrusion.

[0003] When punching a round metal block, the round metal block needs to be clamped. However, since the common punching fixtures are all flat clamping plates, the clamping of the round metal block is not stable enough. The round metal block is easy to shift during the punching operation, affecting the punching quality. Utility Model Content

[0004] The purpose of the utility model is to provide a metal parts punching device to solve the problem proposed in the above background technology that when punching a round metal block, the round metal block needs to be clamped, but since the common punching fixing tooling is a flat clamping plate, the clamping of the round metal block is not stable enough, and the round metal block is easily shifted during the punching operation, affecting the punching quality.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a metal parts punching device, comprising a bottom plate, a lifting mechanism is arranged on one side of the bottom plate, a drilling bit is arranged on the upper end of the lifting mechanism, a limiting groove is arranged on the bottom plate, the limiting groove is located below the drilling bit, a sliding plate is slidably installed above the limiting groove, and a fixing mechanism for fixing the parts to be processed is arranged on the sliding plate;

[0006] The fixing mechanism includes a first clamping block and a second clamping block. The first clamping block is fixedly mounted on the sliding plate. A torsion spring is provided under the second clamping block for driving the second clamping block to rotate toward the first clamping block. A circular clamping groove is formed between the first clamping block and the second clamping block for clamping the parts to be processed.

[0007] Furthermore, a threaded rod is rotatably installed inside the limiting groove, and a connecting block for the threaded rod to pass through is provided at the bottom of the sliding plate.

[0008] Furthermore, the bottom plate is provided with a guide rail, and the sliding plate is provided with a slide groove clamped on the guide rail.

[0009] Furthermore, a boss is arranged on the sliding plate, and the first clamping block and the second clamping block are both arranged on the boss.

[0010] Furthermore, the boss is provided with a mounting groove, a rotating shaft is rotatably mounted inside the mounting groove, an upper end of the rotating shaft is connected to the second clamping block, and the torsion spring is sleeved on the outer side of the rotating shaft.

[0011] Furthermore, a through hole is provided at the bottom of the clamping groove, the diameter of the through hole is smaller than the diameter of the clamping groove, and a heat dissipation groove is provided on the boss below the clamping groove.

[0012] Furthermore, a toggle rod for driving the second clamping block to rotate is disposed on the side surface of the second clamping block.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model arranges a fixing mechanism on the sliding plate, and a circular clamping groove for clamping the parts to be processed is formed between the first clamping block and the second clamping block of the fixing mechanism. The circular parts to be processed can be conveniently and stably clamped, and the position shift of the circular parts during the punching process can be avoided, so that the punching quality can be better. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a metal parts punching device of the utility model;

[0016] Figure 2 This is a schematic diagram of the bottom structure of a sliding plate of a metal parts punching device of the utility model;

[0017] Figure 3 The utility model is a schematic diagram of the installation structure of a sliding plate and a fixing mechanism of a metal parts punching device.

[0018] In the figure: 1, bottom plate; 101, limit groove; 11, guide rail; 12, threaded rod; 2, lifting mechanism; 3, drill bit; 4, sliding plate; 401, slide groove; 402, heat dissipation groove; 403, mounting groove; 41, connecting block; 42, boss; 43, rotating shaft; 44, torsion spring; 5, fixing mechanism; 51, first clamping block; 52, second clamping block; 53, toggle rod. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] See also Figure 1-Figure 3As shown, the utility model provides a technical solution: a metal parts punching device, comprising a base plate 1, a lifting mechanism 2 is provided on one side of the base plate 1, a drilling bit 3 is provided on the upper end of the lifting mechanism 2, a limiting groove 101 is provided on the base plate 1, the limiting groove 101 is located below the drill bit 3, a sliding plate 4 is slidably installed above the limiting groove 101, and a fixing mechanism 5 for fixing the parts to be processed is provided on the sliding plate 4;

[0021] The fixing mechanism 5 includes a first clamping block 51 and a second clamping block 52. The first clamping block 51 is fixedly mounted on the sliding plate 4. A torsion spring 44 is provided below the second clamping block 52 for driving the second clamping block 52 to rotate toward the first clamping block 51. A circular clamping groove is formed between the first clamping block 51 and the second clamping block 52 for clamping the parts to be processed.

[0022] The utility model provides a fixing mechanism 5 on the sliding plate 4, wherein a circular clamping groove for clamping the parts to be processed is formed between the first clamping block 51 and the second clamping block 52 of the fixing mechanism 5, so that the circular parts to be processed can be conveniently and stably clamped, and the position displacement of the circular parts during the punching process can be avoided, thereby improving the punching quality.

[0023] Furthermore, a threaded rod 12 is rotatably installed inside the limiting groove 101, and a connecting block 41 for the threaded rod 12 to pass through is provided at the bottom of the sliding plate 4; by providing the threaded rod 12, the threaded rod 12 drives the connecting block 41 to move to drive the sliding plate 4 to slide on the base plate 1, thereby adjusting the position of the circular part to be processed.

[0024] Furthermore, a guide rail 11 is provided on the bottom plate 1 , and a slide groove 401 clamped on the guide rail 11 is provided on the slide plate 4 .

[0025] Furthermore, a boss 42 is disposed on the sliding plate 4 , and the first clamping block 51 and the second clamping block 52 are both disposed on the boss 42 .

[0026] Furthermore, a mounting groove 403 is provided on the boss 42 , a rotating shaft 43 is rotatably mounted inside the mounting groove 403 , an upper end of the rotating shaft 43 is connected to the second clamping block 52 , and the torsion spring 44 is sleeved on the outer side of the rotating shaft 43 .

[0027] Furthermore, a through hole is provided at the bottom of the clamping groove, and the diameter of the through hole is smaller than the diameter of the clamping groove. A heat dissipation groove 402 is provided on the boss 42 below the clamping groove.

[0028] Furthermore, a toggle rod 53 for driving the second clamping block 52 to rotate is disposed on the side of the second clamping block 52 .

[0029] Working principle: During the drilling process, the toggle rod 53 is first driven to move, so that the second clamping block 52 rotates toward an angle away from the first clamping block 51, and then the circular part to be processed is placed between the first clamping block 51 and the second clamping block 52, so that the circular part is located inside the clamping groove, and then the toggle rod 53 is released, and the second clamping block 52 rotates toward the first clamping block 51 under the action of the torsion spring 44 and clamps the circular part, and then the drill bit 3 is driven downward by driving the lifting mechanism 2, so that the drill bit 3 performs a drilling operation on the circular part.

[0030] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

Claims

1. A metal parts punching device, comprising a base plate (1), a lifting mechanism (2) is arranged on one side of the base plate (1), a drilling drill (3) is arranged at the upper end of the lifting mechanism (2), and the device is characterized in that: The bottom plate (1) is provided with a limiting groove (101), the limiting groove (101) is located below the drill bit (3), a sliding plate (4) is slidably mounted above the limiting groove (101), and a fixing mechanism (5) for fixing the part to be processed is provided on the sliding plate (4); The fixing mechanism (5) comprises a first clamping block (51) and a second clamping block (52); the first clamping block (51) is fixedly mounted on the sliding plate (4); a torsion spring (44) is arranged below the second clamping block (52) for driving the second clamping block (52) to rotate toward the first clamping block (51); a circular clamping groove for clamping a part to be processed is formed between the first clamping block (51) and the second clamping block (52).

2. A metal parts punching device according to claim 1, characterized in that: A threaded rod (12) is rotatably mounted inside the limiting groove (101), and a connecting block (41) for the threaded rod (12) to pass through is provided at the bottom of the sliding plate (4).

3. A metal parts punching device according to claim 2, characterized in that: The bottom plate (1) is provided with a guide rail (11), and the sliding plate (4) is provided with a slide groove (401) which is clamped on the guide rail (11).

4. A metal parts punching device according to claim 1, characterized in that: The sliding plate (4) is provided with a boss (42), and the first clamping block (51) and the second clamping block (52) are both provided on the boss (42).

5. A metal parts punching device according to claim 4, characterized in that: The boss (42) is provided with a mounting groove (403), a rotating shaft (43) is rotatably mounted inside the mounting groove (403), the upper end of the rotating shaft (43) is connected to the second clamping block (52), and the torsion spring (44) is sleeved on the outside of the rotating shaft (43).

6. A metal parts punching device according to claim 1, characterized in that: A through hole is provided at the bottom of the clamping groove, the diameter of the through hole is smaller than the diameter of the clamping groove, and a heat dissipation groove (402) is provided on the boss (42) below the clamping groove.

7. A metal parts punching device according to claim 1, characterized in that: A toggle rod (53) for driving the second clamping block (52) to rotate is arranged on the side surface of the second clamping block (52).

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