Punching equipment for automatic numerical control machining

Abstract

The utility model discloses punching equipment for automatic numerical control machining, which comprises a machining table top, a side plate is fixedly connected to the middle of the rear side of the machining table top, hydraulic cylinders are fixedly connected to two sides of the middle of the top end of the side plate, an upper die plate is fixedly connected to the extending end of each hydraulic cylinder, a stamping die plate is arranged on the machining table top, and a punching die is arranged on the stamping die plate. Limiting convex grooves are formed in the two ends of the stamping die plate, and the limiting convex grooves are matched with the machining table top in an inserted mode. The two ends of the machining table top are both rotationally connected with two-way screws, sliding blocks are arranged on the two sides of the middle of each two-way screw, and threaded holes are formed in the middles of the bottom ends of the sliding blocks. And after being inserted into the clamping plate, the buffer plate descends by extruding the auxiliary roller, and the buffer spring and the middle shock absorption damping spring are elastically pressed back, so that the buffer pressing effect is completed, and clamping of different thicknesses is provided.

Description

Technical Field

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

[0002] Among the types of automated CNC machining, punching is the most widely used method. Punching is divided into punching technology and drilling technology. Among them, punching technology is mostly used for large-scale quantitative hole-forming operations of sheet metal parts on assembly lines.

[0003] The automated CNC machining and punching equipment in the prior art uses clamping components, but the traditional clamping completes the limiting function through resistance. The force is relatively large during the impact process, which inevitably causes displacement of the plate, thereby affecting the position offset of the punching, affecting the use position, and making it inconvenient to limit the four corners. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose an automated CNC machining punching equipment, which moves its position through the rolling cooperation of the auxiliary roller and the second roller, and after reaching the required punching position, the bidirectional screw rotates, and after rotation, it is threadedly matched with the threaded hole to achieve the threaded position, and the spacing between the sliders is controlled to clamp the plate. This structure can provide stability during the plate punching process.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an automated CNC processing punching device, comprising: a processing table, a side plate is fixedly connected to the middle of the rear side of the processing table, a hydraulic cylinder is fixedly connected to both sides of the middle of the top end of the side plate, an upper template is fixedly connected to the extended end of the hydraulic cylinder, a stamping template is provided on the processing table, and limited convex grooves are provided at both ends of the stamping template, and the limited convex grooves are plug-fitted with the processing table;

[0006] Both ends of the processing table are rotatably connected with bidirectional screws, and sliders are arranged on both sides of the middle of the bidirectional screw. A threaded hole is opened in the middle of the bottom end of the slider, and the threaded hole and the bidirectional screw thread are matched.

[0007] As a further description of the above technical solution: the inner top end of the sliding block is slidably matched with a buffer plate, and the middle part of the buffer plate is rotatably matched with an auxiliary roller.

[0008] As a further description of the above technical solution: a buffer spring is fixedly connected between the slider and the buffer plate, and a buffer damper is arranged on one side of the buffer spring.

[0009] As a further description of the above technical solution: a clamping plate is fixedly connected to the top of the sliding block, and both inner ends of the clamping plate are rotatably matched with second rollers, and the auxiliary roller and the second roller are rollingly matched.

[0010] As a further description of the above technical solution: a plurality of through holes are provided inside the stamping template.

[0011] As a further description of the above technical solution: a collection box is provided in the middle of the bottom end of the processing table.

[0012] As a further description of the above technical solution: both ends of the upper surface of the processing table are provided with sliding grooves, and the slider and the sliding groove are slidably matched.

[0013] The utility model has the following beneficial effects:

[0014] 1. The utility model is provided with a clamping plate, an auxiliary roller, a bidirectional screw and a slider. The plate to be punched is placed between the clamping plates, and then the auxiliary roller and the second roller are rolled together to move the plate. When the position where punching is required is reached, the bidirectional screw is rotated, and after rotation, it is threadedly matched with the threaded hole to achieve the threaded position. The distance between the sliders is controlled to clamp the plate. This structure can provide stability during the punching process of the plate, and it is not easy to have problems of displacement or position tilt.

[0015] 2. The utility model is provided with a clamping plate, an auxiliary roller and a buffer spring. When encountering plates of different thicknesses, the buffer plate can be inserted into the interior of the clamping plate and squeezed by the auxiliary roller, so that the buffer plate descends, and the buffer spring and the middle shock-absorbing elastic back pressure are completed to provide clamping of different thicknesses. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the processing table structure of a punching device for automated CNC processing proposed by the utility model;

[0017] Figure 2 This is a cross-sectional view of a slider of a punching device for automated CNC machining proposed by the utility model;

[0018] Figure 3 The utility model proposed Figure 1 A in the enlarged view;

[0019] Figure 4 This is an enlarged view of a punching template of an automated CNC machining punching device proposed by the utility model.

[0020] Legend:

[0021] 1. Processing table; 2. Bidirectional screw; 3. Collection box; 4. Stamping template; 5. Upper template; 6. Hydraulic cylinder; 7. Side plate; 8. Buffer spring; 9. Auxiliary roller; 10. Slider; 11. Clamping plate; 12. Limiting convex groove; 13. Through hole; 14. Threaded hole; 15. Slide groove. DETAILED DESCRIPTION

[0022] 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.

[0023] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation on the present utility model; the terms "first", "second" and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] Reference Figure 1-4, the utility model provides an embodiment: a punching device for automated CNC machining, comprising: a machining table 1, a side plate 7 is fixedly connected to the middle part of the rear side of the machining table 1, the position of the hydraulic cylinder 6 is fixed by the side plate 7, the hydraulic cylinder 6 is fixedly connected to both sides of the middle part of the top of the side plate 7, the hydraulic cylinder 6 is extended, and the punching effect is completed through the cooperation of the upper template 5 and the punching template 4, the extended end of the hydraulic cylinder 6 is fixedly connected to the upper template 5, the machining table 1 is provided with a punching template 4, the two ends of the punching template 4 are provided with limited convex grooves 12, and the limited convex grooves 12 and the machining table 1 are plugged and matched, and a plurality of through holes 13 are opened inside the punching template 4, and a collection box 3 is provided in the middle part of the bottom end of the machining table 1, and the debris after punching will fall into the collection box 3 for collection and processing, and the upper surface of the machining table 1 is provided with slide grooves 15 at both ends, and the slider 10 and the slide groove 15 are slidably matched, and the sliding match between the slider 10 and the slide groove 15 can realize stable position movement;

[0025] Both ends of the processing table 1 are rotatably connected with a bidirectional screw rod 2. After reaching the position where punching and punching are required, the bidirectional screw rod 2 rotates, and after rotation, it is threadedly matched with the threaded hole 14 to realize the threaded position, and the spacing between the control sliders 10 is controlled to clamp the plate. The two ends of the bidirectional screw rod 2 are oppositely threaded, and sliders 10 are arranged on both sides of the middle part of the bidirectional screw rod 2. A threaded hole 14 is opened in the middle part of the bottom end of the slider 10, and the threaded hole 14 and the bidirectional screw 2 are threadedly matched. A buffer plate is slidably matched with the top inner end of the slider 10, and an auxiliary roller 9 is rotatably matched with the middle part of the buffer plate. A buffer spring 8 is fixedly connected between the slider 10 and the buffer plate. When encountering different thicknesses of the plates, it can be inserted into the clamp The inside of the holding plate 11 is squeezed by the auxiliary roller 9, and the buffer plate drops, which puts back pressure on the buffer spring 8 and the middle shock-absorbing damping elasticity to complete the buffering downward pressure effect and provide clamping of different thicknesses. A buffer damping is set on one side of the buffer spring 8, and the top of the slider 10 is fixedly connected with the clamping plate 11. The plate to be processed and punched is placed between the clamping plates 11, and then the auxiliary roller 9 and the second roller are rolled together to move the plate. The inner ends of the clamping plate 11 are rotatably matched with the second roller, and the auxiliary roller 9 and the second roller are rolled together. Through the cooperation of the auxiliary roller 9 and the second roller, the plate can be moved, the friction is small, and the movement control is convenient.

[0026] Working principle: When in use, first place the plate to be punched between the clamping plates 11, and then move it through the rolling cooperation of the auxiliary roller 9 and the second roller. When the punching position is reached, the bidirectional screw 2 rotates, and after rotation, it is threadedly matched with the threaded hole 14 to achieve the threaded position. The spacing between the control sliders 10 is controlled to clamp the plate. After clamping, the hydraulic cylinder 6 extends, and the punching is completed through the cooperation of the upper template 5 and the punching template 4. The debris after punching will fall into the collection box 3 for collection and processing. When the thickness of the plate is different, it can be inserted into the clamping plate 11 and squeezed by the auxiliary roller 9, so that the buffer plate descends, and the buffer spring 8 and the middle shock-absorbing damping elastic back pressure are completed to provide clamping of different thicknesses.

[0027] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A punching device for automated CNC machining, comprising: A processing table (1), characterized in that: a side plate (7) is fixedly connected to the middle of the rear side of the processing table (1), a hydraulic cylinder (6) is fixedly connected to both sides of the middle of the top end of the side plate (7), an upper template (5) is fixedly connected to the extended end of the hydraulic cylinder (6), the processing table (1) is provided with a stamping template (4), both ends of the stamping template (4) are provided with limiting convex grooves (12), and the limiting convex grooves (12) and the processing table (1) are plug-fitted; Both ends of the processing table (1) are rotatably connected to a bidirectional screw (2), and sliders (10) are provided on both sides of the middle of the bidirectional screw (2). A threaded hole (14) is provided in the middle of the bottom end of the slider (10), and the threaded hole (14) and the bidirectional screw (2) are threadedly matched.

2. The punching device for automated numerical control machining according to claim 1, characterized in that: The inner top end of the slider (10) is slidably engaged with a buffer plate, and the middle portion of the buffer plate is rotatably engaged with an auxiliary roller (9).

3. The punching equipment for automated numerical control machining according to claim 1, characterized in that: A buffer spring (8) is fixedly connected between the slider (10) and the buffer plate, and a buffer damper is provided on one side of the buffer spring (8).

4. The punching equipment for automated numerical control machining according to claim 1, characterized in that: The top end of the slider (10) is fixedly connected to a clamping plate (11), and both inner ends of the clamping plate (11) are rotatably matched with second rollers, and the auxiliary roller (9) and the second roller are rollingly matched.

5. The punching equipment for automated numerical control machining according to claim 1, characterized in that: A plurality of through holes (13) are provided inside the punching template (4).

6. The punching device for automated numerical control machining according to claim 1, characterized in that: A collection box (3) is provided at the middle of the bottom end of the processing table (1).

7. The punching equipment for automated numerical control machining according to claim 1, characterized in that: Both ends of the upper surface of the processing table (1) are provided with sliding grooves (15), and the sliding block (10) and the sliding groove (15) are slidably matched.

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