Punching machine-modified automatic continuous punching

Abstract

The utility model relates to the technical field of punching machines, and discloses an automatic continuous punching machine which comprises a punching machine base, the rear end of the top of the punching machine base is fixedly connected with a machine frame, driving assemblies are installed on the two sides of the machine frame, and a punching assembly is installed on the top of the front end of the machine frame. The output end of the punching assembly is fixedly connected with a limiting sliding block, an upper die is installed at the bottom end of the limiting sliding block, a movable table is installed at the front end of the top of the punching machine base, a lower die is installed at the top end of the movable table, and a material guide plate is movably hinged to the bottom end of the lower die. According to the punching machine, automatic continuous punching is changed, a servo motor drives a lead screw in a lead screw sliding rail to rotate, the lead screw drives a movable table to move towards the front end, then a discharging air cylinder pushes a material guide plate downwards, the material guide plate inclines downwards, a punched workpiece can be discharged, after discharging is finished, the servo motor drives the movable table to reset, and punching can be continued; the problem that materials are inconvenient to guide and discharge is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of punching machines, in particular to a punching machine with automatic continuous punching and cutting. Background Art

[0002] Punching machine is a stamping press machine, and the stamping production is mainly for sheet metal. Through the mold, it can make blanking, punching, forming, drawing, trimming, fine blanking, shaping, riveting and extrusion, etc., which are widely used in various fields.

[0003] After searching, it was found that common punching equipment has the problem of inconvenience in automatic material discharge and material guiding during processing and use. For example, when using common punching equipment, it is necessary to manually place the workpieces to be processed in the punching processing area one by one, and then remove the workpieces processed by the punching machine from the equipment. The whole process requires a lot of human participation, low processing efficiency, and poor automation effect of the punching machine.

[0004] There is an urgent need for a punching machine to be modified to automate continuous punching to solve the technical defects proposed in the above technology. Utility Model Content

[0005] The utility model aims to provide a punching machine for automatic continuous punching and cutting to solve the problem of inconvenience in guiding and discharging materials in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a punching machine modified for automated continuous punching, comprising a punching machine base, the rear end of the top of the punching machine base is fixedly connected to a frame, driving components are installed on both sides of the frame, a punching component is installed on the top of the front end of the frame, the output end of the punching component is fixedly connected to a limiting slider, the bottom end of the limiting slider is installed with an upper mold, a movable table is installed at the front end of the top of the punching machine base, a lower mold is installed at the top of the movable table, a guide plate is movably hinged at the bottom end of the lower mold, a servo motor is installed at the bottom end of the frame, a screw slide rail is installed at the top of the punching machine base, a discharge cylinder is installed on the right side of the top of the movable table, a guide roller is installed on the left side of the front end of the punching machine base, and a limiting seat is installed on one side of the guide roller.

[0007] Preferably, the output end of the servo motor is fixedly connected to the screw inside the screw slide rail, and the bottom end of the movable platform is installed inside the screw slide rail through a screw thread sleeve.

[0008] Preferably, the discharge cylinder is arranged on one side of the top end of the guide plate, and the lower mold is arranged below the upper mold.

[0009] Preferably, limiting strips are installed on both sides of the top of the lower mold, and punching holes are evenly arranged inside the lower mold.

[0010] Preferably, a buffer assembly is installed between the limiting slider and the upper mold, and the guide roller is composed of three groups of rollers.

[0011] Preferably, both sides of the front end of the frame are fixedly connected to limit slideways, and both sides of the limit sliding block are embedded in the limit slideways in a sliding connection.

[0012] Compared with the prior art, the utility model has the beneficial effects that the punching machine modified for automatic continuous punching not only realizes the functions of facilitating material guiding and discharging, realizing the function of facilitating position limiting, but also realizing the function of facilitating continuous punching;

[0013] (1) By providing a guide plate, a discharge cylinder, a servo motor, a screw guide rail and a movable table, the workpiece can fall from the punching hole on the movable table after being punched on the punch press machine base. After a group of workpieces are punched, the servo motor drives the screw inside the screw guide rail to rotate, and the screw drives the movable table to move to the front end. Then the discharge cylinder pushes the guide plate downward, and the guide plate tilts downward to discharge the punched workpiece. After the discharge is completed, the servo motor drives the movable table to reset and continue punching. This structure realizes the functions of convenient material guiding and discharge, and improves the automation of the use of the punch press;

[0014] (2) By setting a limit seat, a guide roller, a limit slider, a limit slide and a limit pressure strip, the workpiece needs to pass through the guide roller first and then pass through the limit seat during feeding. The limit seat can limit the workpiece to avoid the problem of warping during stamping. The workpiece is limited by the limit pressure strip on the lower mold to avoid the problem of left and right displacement during feeding. When the stamping assembly pushes the upper mold for stamping, the limit slider slides inside the limit slide to improve the stability of stamping. This structure realizes the function of facilitating limiting and improves the stability of stamping.

[0015] (3) By providing a lower die, an upper die, a stamping assembly and a buffer assembly, the workpiece is placed on the lower die, and then the stamping assembly is started. The stamping assembly pushes the upper die downward, and the upper die cooperates with the lower die to perform stamping processing on the workpiece. During the stamping process, the buffer assembly on the upper die can improve the stability of the stamping, and the stamping assembly can drive the upper die to continuously stamp the workpiece. This structure realizes the function of facilitating continuous stamping. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the front three-dimensional structure of the utility model;

[0017] Figure 2 This is a front view structural schematic diagram of the utility model;

[0018] Figure 3 It is a side cross-sectional structural schematic diagram of the utility model;

[0019] Figure 4 For the utility model Figure 3 Enlarged structural diagram at A in the middle.

[0020] In the figure: 1. Punch machine base; 2. Guide plate; 3. Discharge cylinder; 4. Lower mold; 5. Upper mold; 6. Stamping assembly; 7. Frame; 8. Drive assembly; 9. Limit seat; 10. Guide roller; 11. Limit slider; 12. Limit slideway; 13. Servo motor; 14. Screw slide; 15. Limit pressure strip; 16. Buffer assembly; 17. Movable table. DETAILED DESCRIPTION

[0021] 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.

[0022] Example 1: Please refer to Figure 1-4 , a punching machine modified for automated continuous punching, comprising a punching machine base 1, a frame 7 is fixedly connected to the rear end of the top of the punching machine base 1, a driving assembly 8 is installed on both sides of the frame 7, a punching assembly 6 is installed on the top of the front end of the frame 7, a limited position slider 11 is fixedly connected to the output end of the punching assembly 6, an upper mold 5 is installed at the bottom end of the limited position slider 11, a movable table 17 is installed at the front end of the top of the punching machine base 1, a lower mold 4 is installed at the top of the movable table 17, a guide plate 2 is movably hinged at the bottom end of the lower mold 4, a servo motor 13 is installed at the bottom end of the frame 7, a screw guide rail 14 is installed at the top of the punching machine base 1, a discharge cylinder 3 is installed on the right side of the top of the movable table 17, a guide roller 10 is installed on the left side of the front end of the punching machine base 1, and a limited position seat 9 is installed on one side of the guide roller 10;

[0023] The output end of the servo motor 13 is fixedly connected to the screw inside the screw guide rail 14, the bottom end of the movable table 17 is installed inside the screw guide rail 14 through a screw sleeve, the discharge cylinder 3 is arranged on one side of the top of the guide plate 2, and the lower mold 4 is arranged below the upper mold 5;

[0024] Specifically, Figure 1 , Figure 2 and Figure 3As shown, the workpiece after stamping can fall from the stamping hole onto the movable table 17. After stamping a group of workpieces, the servo motor 13 drives the screw inside the screw slide 14 to rotate, and the screw drives the movable table 17 to move to the front end. Then the discharge cylinder 3 pushes the guide plate 2 downward, and the guide plate 2 tilts downward to discharge the stamped workpiece. After the discharge is completed, the servo motor 13 drives the movable table 17 to reset and continue stamping.

[0025] Embodiment 2: The two sides of the top of the lower mold 4 are installed with limit strips 15, and the interior of the lower mold 4 is evenly provided with punching holes. The two sides of the front end of the frame 7 are fixedly connected to the limit slide 12, and the two sides of the limit slider 11 are embedded in the interior of the limit slide 12 to be slidably connected;

[0026] Specifically, Figure 1 , Figure 2 and Figure 4 As shown, during the feeding process of the workpiece, it needs to pass through the guide roller 10 first, and then pass through the limit seat 9. The limit seat 9 can limit the workpiece to avoid the problem of warping during stamping. The workpiece is limited by the limit pressure strip 15 on the lower mold 4 to avoid the problem of left and right displacement during feeding. Subsequently, when the stamping assembly 6 pushes the upper mold 5 for stamping, the limit slider 11 slides inside the limit slide 12 to improve the stability of the stamping.

[0027] Embodiment 3: A buffer assembly 16 is installed between the limit slider 11 and the upper mold 5, and the guide roller 10 is composed of three groups of rollers;

[0028] Specifically, Figure 1 and Figure 4 As shown, the stamping assembly 6 pushes the upper mold 5 downward, and the upper mold 5 cooperates with the lower mold 4 to perform stamping processing on the workpiece. During the stamping process, the buffer assembly 16 on the upper mold 5 can improve the stability of the stamping, and the stamping assembly 6 can drive the upper mold 5 to continuously stamp the workpiece.

[0029] Working principle: when the utility model is in use, the workpiece passes through the guide roller 10 and then passes through the limit seat 9. The limit seat 9 can limit the workpiece to avoid the problem of warping during stamping. The workpiece is limited by the limit pressure strip 15 on the lower mold 4 to avoid the problem of left and right displacement during feeding. The stamping assembly 6 drives the upper mold 5 to move down to stamp the workpiece. The stamped workpiece can fall from the stamping hole onto the movable table 17. After stamping a group of workpieces, the servo motor 13 drives the screw inside the screw slide 14 to rotate, and the screw drives the movable table 17 to move to the front end. Then the discharge cylinder 3 pushes the guide plate 2 downward, and the guide plate 2 tilts downward to discharge the stamped workpiece. After the discharge is completed, the servo motor 13 drives the movable table 17 to reset to continue stamping. During the stamping process, the buffer assembly 16 on the upper mold 5 can improve the stability of stamping, and the stamping assembly 6 can drive the upper mold 5 to continuously stamp the workpiece. This structure realizes the function of facilitating continuous stamping.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A punching machine for automated continuous punching, comprising a punching machine base (1), characterized in that: The rear end of the top of the punch machine base (1) is fixedly connected to a frame (7), and driving components (8) are installed on both sides of the frame (7). A punching component (6) is installed on the top of the front end of the frame (7), and the output end of the punching component (6) is fixedly connected to a limit slider (11), and the bottom end of the limit slider (11) is installed with an upper mold (5). The front end of the top of the punch machine base (1) is installed with a movable table (17), and the top of the movable table (17) is installed with a lower mold (4), and the bottom end of the lower mold (4) is movably hinged with a guide plate (2). The bottom end of the frame (7) is installed with a servo motor (13), and the top of the punch machine base (1) is installed with a screw guide rail (14), and the right side of the top of the movable table (17) is installed with a discharge cylinder (3). The left side of the front end of the punch machine base (1) is installed with a guide roller (10), and one side of the guide roller (10) is installed with a limit seat (9).

2. The punching machine modified for automated continuous punching according to claim 1, characterized in that: The output end of the servo motor (13) is fixedly connected to the screw inside the screw guide rail (14), and the bottom end of the movable platform (17) is installed inside the screw guide rail (14) via a screw thread sleeve.

3. The punching machine modified for automated continuous punching according to claim 1, characterized in that: The discharge cylinder (3) is arranged on one side of the top end of the guide plate (2), and the lower mold (4) is arranged below the upper mold (5).

4. The punching machine modified for automated continuous punching according to claim 1, characterized in that: Limiting strips (15) are installed on both sides of the top of the lower mold (4), and punching holes are evenly arranged inside the lower mold (4).

5. The punching machine modified for automated continuous punching according to claim 1, characterized in that: A buffer assembly (16) is installed between the limit slider (11) and the upper mold (5), and the material guide roller (10) is composed of three groups of rollers.

6. The punching machine modified for automated continuous punching according to claim 1, characterized in that: The two sides of the front end of the frame (7) are fixedly connected to the limiting slideway (12), and the two sides of the limiting slider (11) are embedded in the limiting slideway (12) to be slidably connected.

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