Stamping and cutting device for mechanical part machining

Abstract

The utility model relates to a stamping and cutting device for machining mechanical parts, and aims to solve the problems that although the device can clamp and fix the mechanical parts on the surface of a cutting table through an arranged clamping mechanism to avoid large displacement of a die during stamping, a telescopic spring in the clamping mechanism can elastically deform, and the die cannot be clamped and cut. In order to solve the technical problem that fixing of mechanical parts in the cutting process is unstable, a hydraulic cylinder is arranged on the top of the machine frame, and the movable end of the hydraulic cylinder is connected with a stamping die. The distance between the limiting frames is adjusted, mechanical part bodies of different sizes can be clamped in a matched mode, then the height of the pressing plate is effectively adjusted by screwing the screw, the bottom of the pressing plate is attached to the surfaces of the mechanical part bodies, the limiting stability is improved, and the vertical stability of movement of the pressing plate can be maintained through the arrangement of the guide rods.

Description

Technical Field

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

[0002] Mechanical parts, also known as mechanical elements, are the basic components of machinery and are inseparable individual parts that make up machinery and machines. With the continuous improvement of punching technology, more and more products are formed by punching, which greatly reduces production costs. The processing of mechanical parts also requires punching devices.

[0003] Patent No. CN220739181U discloses a punching and cutting device for machining mechanical parts. The punching and cutting device for machining mechanical parts includes a base: a box is fixedly installed on the top of the base, a glass observation door is hingedly installed on the surface of the box, a collection box is arranged at the bottom of the base, a punching mechanism is arranged on the top of the box, a concave block is arranged on the box, a cutting mechanism is arranged on the box, a cutting table is arranged in the box, and a cutting groove is opened on the surface of the cutting table; by setting a clamping mechanism, the mechanical parts on the surface of the cutting table can be clamped and fixed to avoid large displacement of the mold during stamping, which affects the processing quality of the mold and causes unnecessary losses; by setting a moving mechanism and a pushing mechanism, it can be realized that after the mold processing is completed, it has automatic unloading, and no manual unloading is required, which is conducive to improving the overall processing efficiency of the device.

[0004] However, the above-mentioned punching and cutting device for machining mechanical parts still has the following disadvantages:

[0005] Although the above-mentioned device can clamp and fix the mechanical parts on the surface of the cutting table through the set clamping mechanism to prevent the mold from undergoing large displacement during stamping, the telescopic spring in the clamping mechanism can be elastically deformed, and there is still instability in the fixation of the mechanical parts during cutting. In view of this, we propose a stamping and cutting device for mechanical parts processing. Utility Model Content

[0006] The purpose of the utility model is to overcome the shortcomings of the prior art, meet the actual needs, and provide a stamping and cutting device for mechanical parts processing to solve the technical problem that although the above-mentioned device can clamp and fix the mechanical parts on the surface of the cutting table through the provided clamping mechanism to avoid large displacement of the mold during stamping, the telescopic spring in the clamping mechanism can be elastically deformed, and there is still instability in the fixation of the mechanical parts during cutting.

[0007] In order to achieve the purpose of the utility model, the technical solution adopted by the utility model is: design a punching and cutting device for mechanical parts processing, including a frame, a hydraulic cylinder is provided on the top of the frame, a punching die is connected to the movable end of the hydraulic cylinder, a limiting mechanism is provided under the punching die, a mechanical part body is clamped inside the limiting mechanism, a workbench is attached to the bottom of the mechanical part body, and a collecting mechanism is fixed to the bottom of the frame;

[0008] The limiting mechanism includes positive and negative screw rods, one end of which is connected to a motor, a group of threaded blocks are symmetrically sleeved on the surface of the positive and negative screw rods, the surface of the threaded blocks is fixedly connected to a limiting frame, a screw is provided in the middle of the limiting frame, a groove frame is provided at the bottom of the screw, a pressure plate is fixedly connected to the bottom of the groove frame, and a group of guide rods are fixedly connected to the surface of the pressure plate.

[0009] Preferably, the rear surface of the threaded block is tightly fitted with the inner wall of the frame, and the motor forms a threaded transmission structure with the threaded block through the forward and reverse screw rods.

[0010] Preferably, the bottom of the screw rod is in an inverted T shape, and the bottom of the screw rod is movably engaged in the interior of the slot frame.

[0011] Preferably, the limiting frame and the screw rod are threadedly connected, and a group of guide rods movably penetrate the top of the limiting frame.

[0012] Preferably, the workbench includes a hollow frame, the hollow frame is fixed to the inner side of the frame, a cutting groove is opened in the middle of the top of the hollow frame, a material box is clamped inside the hollow frame, and a hollow mesh plate is provided on the inner side of the bottom of the material box.

[0013] Preferably, the collecting mechanism comprises a fixed box, a negative pressure fan is provided at the top of the fixed box, and a collecting box is provided below the negative pressure fan.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model effectively drives the forward and reverse screws to rotate through the motor, thereby driving a group of threaded blocks to move away from or closer to each other, and then adjusting the spacing between a group of limit frames, which is convenient for adapting to clamping mechanical parts of different sizes. Thereafter, the height of the pressure plate is effectively adjusted by screwing the screw, so that the bottom of the pressure plate fits the surface of the mechanical part body, increasing the limiting stability. The setting of the guide rod can maintain the vertical stability of the movement of the pressure plate.

[0016] 2. The hollow platform in the utility model is used to place the mechanical part body. After the hydraulic cylinder cooperates with the stamping die to punch the mechanical part body, the punched materials fall into the material box, which is convenient for unified collection.

[0017] 3. When punching is performed in the utility model, the negative pressure fan is turned on, and the negative pressure fan effectively absorbs the cutting waste. Since the hollow mesh plate is connected to the negative pressure fan, the waste can be effectively collected inside the collection box, reducing the difficulty of subsequent cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the partial disassembled structure of the utility model;

[0020] Figure 3 It is a three-dimensional structural diagram of the limiting mechanism of the utility model;

[0021] Figure 4 It is a schematic diagram of the partially disassembled structure of the limiting mechanism of the utility model;

[0022] In the figure: 1. Frame; 2. Hydraulic cylinder; 3. Stamping die; 4. Limiting mechanism; 5. Mechanical part body; 6. Workbench; 7. Collection mechanism;

[0023] 401, positive and negative screw rods; 402, motor; 403, thread block; 404, limit frame; 405, screw rod; 406, slot frame; 407, pressure plate; 408, guide rod;

[0024] 601, hollow stand; 602, cutting groove; 603, material box; 604, hollow mesh plate;

[0025] 701. Fixed box; 702. Negative pressure fan; 703. Collection box. DETAILED DESCRIPTION

[0026] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0027] A punching and cutting device for machining mechanical parts, see Figures 1 to 4 , comprising a frame 1, a hydraulic cylinder 2 is provided on the top of the frame 1, a stamping die 3 is connected to the movable end of the hydraulic cylinder 2, a limiting mechanism 4 is provided below the stamping die 3, a mechanical part body 5 is clamped inside the limiting mechanism 4, a workbench 6 is attached to the bottom of the mechanical part body 5, and a collecting mechanism 7 is fixed to the bottom of the frame 1;

[0028] The limiting mechanism 4 includes a positive and negative screw rod 401, one end of which is connected to a motor 402, and a group of threaded blocks 403 are symmetrically sleeved on the surface of the positive and negative screw rod 401, wherein the rear surface of the threaded block 403 is tightly fitted with the inner wall of the frame 1, and the motor 402 forms a threaded transmission structure with the threaded block 403 through the positive and negative screw rods 401, and the surface of the threaded block 403 is fixedly connected to a limiting frame 404, a screw rod 405 is provided in the middle of the limiting frame 404, and a groove frame 406 is provided at the bottom of the screw 405. Further, the bottom of the screw 405 is in an inverted T shape, and the bottom of the screw 405 is movably engaged in the groove frame 406. A pressure plate 407 is fixedly connected to the bottom of the groove frame 406, and a group of guide rods 408 are fixedly connected to the surface of the pressure plate 407. Further, the limiting frame 404 and the screw 405 are threadedly connected, and a group of guide rods 408 movably penetrate the top of the limiting frame 404. The utility model effectively drives the forward and reverse screw rods 401 to rotate through the motor 402, thereby driving a group of threaded blocks 403 to move away from or closer to each other, and then adjusting the spacing between a group of limit frames 404, so as to adapt to clamping mechanical parts bodies 5 of different sizes. Thereafter, the height of the pressure plate 407 is effectively adjusted by screwing the screw rod 405, so that the bottom of the pressure plate 407 fits the surface of the mechanical part body 5, thereby increasing the limiting stability. The setting of the guide rod 408 can maintain the vertical stability of the movement of the pressure plate 407.

[0029] It is worth noting that the workbench 6 includes a hollow stand 601, which is fixed to the inner side of the frame 1, a cutting groove 602 is provided in the middle of the top of the hollow stand 601, a material box 603 is engaged inside the hollow stand 601, and a hollow mesh plate 604 is provided inside the bottom of the material box 603. In the utility model, the hollow stand 601 is used to place the mechanical part body 5. After the hydraulic cylinder 2 and the stamping die 3 cooperate to punch the mechanical part body 5, the punched material falls into the material box 603, which is convenient for unified collection.

[0030] It is worth noting that the collecting mechanism 7 includes a fixed box 701, a negative pressure fan 702 is provided at the top of the fixed box 701, and a collecting box 703 is provided below the negative pressure fan 702. When punching in the present invention, the negative pressure fan 702 is turned on, and the negative pressure fan 702 effectively absorbs the cutting waste. Since the hollow mesh plate 604 is connected to the negative pressure fan 702, the waste can be effectively collected in the collecting box 703, reducing the difficulty of subsequent cleaning.

[0031] Working principle: Place the mechanical part body 5 to be punched on the surface of the hollow stand 601, and use the motor 402 to drive the forward and reverse screw rods 401 to rotate, thereby driving a group of threaded blocks 403 to move away from or close to each other, and then adjust the spacing between a group of limit frames 404 to adapt and clamp the mechanical part body 5 to be punched, then rotate the screw rod 405 to adjust the height of the pressure plate 407, so that the bottom of the pressure plate 407 fits the surface of the mechanical part body 5, and the limiting of the mechanical part body 5 is completed, and then the mechanical part body 5 is punched through the cooperation of the hydraulic cylinder 2 and the stamping die 3, and the punched material falls into the material box 603, and the negative pressure fan 702 is turned on at the same time, and the negative pressure fan 702 absorbs the cutting waste. Since the hollow mesh plate 604 is connected to the negative pressure fan 702, the waste can be collected inside the collection box 703.

[0032] The embodiments of the present invention disclose preferred embodiments, but are not limited thereto. A person skilled in the art can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. However, as long as they do not deviate from the spirit of the present invention, they are all within the protection scope of the present invention.

Claims

1. A punching and cutting device for machining mechanical parts, comprising a frame (1), characterized in that: A hydraulic cylinder (2) is provided on the top of the frame (1); a stamping die (3) is connected to the movable end of the hydraulic cylinder (2); a limiting mechanism (4) is provided below the stamping die (3); a mechanical part body (5) is clamped inside the limiting mechanism (4); a workbench (6) is attached to the bottom of the mechanical part body (5); and a collecting mechanism (7) is fixed to the bottom of the frame (1); The limiting mechanism (4) comprises a positive and negative screw rod (401), one end of which is connected to a motor (402), a group of threaded blocks (403) are symmetrically sleeved on the surface of the positive and negative screw rod (401), a limiting frame (404) is fixedly connected to the surface of the threaded block (403), a screw rod (405) is provided in the middle of the limiting frame (404), a groove frame (406) is provided at the bottom of the screw rod (405), a pressure plate (407) is fixedly connected to the bottom of the groove frame (406), and a group of guide rods (408) are fixedly connected to the surface of the pressure plate (407).

2. The punching and cutting device for machining mechanical parts according to claim 1, characterized in that: The rear surface of the threaded block (403) is tightly fitted to the inner wall of the frame (1), and the motor (402) forms a threaded transmission structure with the threaded block (403) through the forward and reverse screw rods (401).

3. The punching and cutting device for machining mechanical parts according to claim 1, characterized in that: The bottom of the screw rod (405) is in an inverted T shape, and the bottom of the screw rod (405) is movably engaged in the interior of the slot frame (406).

4. The punching and cutting device for machining mechanical parts according to claim 1, characterized in that: The limiting frame (404) and the screw rod (405) are threadedly connected, and a group of guide rods (408) movably penetrate the top of the limiting frame (404).

5. The punching and cutting device for machining mechanical parts according to claim 1, characterized in that: The workbench (6) comprises a hollow frame (601), the hollow frame (601) is fixed to the inner side of the frame (1), a cutting groove (602) is provided in the middle of the top of the hollow frame (601), a material box (603) is engaged inside the hollow frame (601), and a hollow mesh plate (604) is provided on the inner side of the bottom of the material box (603).

6. The punching and cutting device for machining mechanical parts according to claim 1, characterized in that: The collecting mechanism (7) comprises a fixed box (701), a negative pressure fan (702) is provided at the top of the fixed box (701), and a collecting box (703) is provided below the negative pressure fan (702).

Images