High-efficiency punching machine

Abstract

The utility model relates to the technical field of punching machines, in particular to a high-efficiency punching machine which comprises a C-shaped machine frame, the top of the C-shaped machine frame is fixedly connected with a hydraulic assembly, one side of the C-shaped machine frame is fixedly connected with a bearing table, and the bearing table corresponds to the hydraulic assembly. The utility model has the advantages that the threaded sleeve is twisted to rotate, the threaded sleeve can be separated from the threaded column through threaded transmission, the connection between the hydraulic component and the upper template can be released, then the pull plate is pulled to drive the sliding plate to be far away from the clamping frame, the sliding plate can extrude the spring to compress the spring, and the clamping plate can be driven to move out of the clamping frame. When the upper die and the lower die are assembled, locking of the assembling plate can be relieved, then the lower die plate is lifted to move upwards till the assembling plate moves out of the assembling groove, the upper die and the lower die can be rapidly disassembled, installation is very convenient, the upper die and the lower die can be replaced more conveniently, and the efficiency of stamping operation can be greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of punching machines, in particular to a high-efficiency punching machine. Background Art

[0002] Punch press, also known as stamping press, is a mechanical device that processes metal materials by impacting up and down. Its design principle is to convert circular motion into linear motion. Punch press plays an important role in national production, especially in the field of metal processing. It has many advantages, such as saving materials and energy, high efficiency, low technical requirements for operators, and the ability to produce products that cannot be achieved by mechanical processing through various molds. Punch presses are widely used in stamping and forming in industries such as electronics, communications, computers, home appliances, furniture, transportation vehicles (such as cars, motorcycles, bicycles), and hardware parts.

[0003] The basic structure of a punch press mainly includes a frame, a hydraulic assembly, a control system, an upper mold and a lower mold. The lower mold is usually fixed to the frame by bolts, and the upper mold is fixedly connected to the output end of the hydraulic assembly by bolts. The upper mold and the lower mold correspond to each other. The workpiece is placed between the upper mold and the lower mold, and the stamping operation is achieved by extrusion between the upper mold and the lower mold. However, the upper and lower molds need to be replaced in time according to the stamping shape. When replacing, multiple bolts need to be disassembled and assembled. Replacement is very troublesome and will reduce the efficiency of the stamping operation. Therefore, a high-efficiency punch press is needed to solve the above problems. Utility Model Content

[0004] The purpose of the present invention is to solve at least one of the above technical deficiencies.

[0005] Therefore, one purpose of the present invention is to provide a high-efficiency punching machine to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0006] In order to achieve the above-mentioned objectives, an embodiment of the utility model on one hand provides a high-efficiency punching machine, including a C-shaped frame, the top of the C-shaped frame is fixedly connected to a hydraulic component, one side of the C-shaped frame is fixedly connected to a bearing platform, the bearing platform corresponds to the hydraulic component, an assembly groove is opened on the top surface of the bearing platform, an assembly plate is slidably connected inside the assembly groove, a clamping frame is fixedly connected to the bottom surface of the assembly plate, a pull rod is slidably connected to one side of the bearing platform, one end of the pull rod is fixedly connected to a slide plate, a spring is fixedly connected between the slide plate and the bearing platform, a clamping plate is fixedly connected to the side of the slide plate away from the spring, the clamping plate is clamped with the clamping frame, a lower template is fixedly connected to the top surface of the assembly plate, a limiting rod is fixedly connected to the top surface of the lower template, the outer surface of the limiting rod is slidably connected to the upper template, the top surface of the upper template is fixedly connected to a threaded column, and the output end of the hydraulic component is rotatably connected to a threaded sleeve, and the threaded sleeve is threadedly connected to the threaded column.

[0007] Preferably, any of the above schemes has a depth of the threaded sleeve that is equal to a height of the threaded column, and an output end of the hydraulic assembly coincides with an axis of the threaded column.

[0008] Preferably, any of the above schemes has a through hole on the side of the supporting platform, a pull plate is fixedly connected to one end of the pull rod away from the slide plate, the pull rod is slidably connected to the supporting platform through the through hole, and the pull plate is located outside the supporting platform.

[0009] Preferably, in any of the above schemes, the height of the assembly plate is equal to the depth of the assembly groove, a groove is provided inside the assembly groove, and the clamping frame is slidably connected to the bearing platform via the groove.

[0010] Preferably, any of the above schemes is that the slide plate is slidably connected to the support platform via a groove, and the slide plate, the spring and the clamping plate are all located inside the groove.

[0011] Preferably, any of the above schemes is that a connecting pin is fixedly connected to the bottom surface of the carrier plate, a connecting hole is provided on the bottom surface of the lower template, and the connecting pin is snap-connected with the lower template through the connecting hole.

[0012] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0013] When it is necessary to replace the upper mold and the lower mold, the threaded sleeve can be twisted to rotate it, and it can be disengaged from the threaded column through thread transmission, and the connection between the hydraulic assembly and the upper mold plate can be released. Then the pull plate is pulled to drive the slide plate away from the clamping frame. At this time, the slide plate will squeeze the spring to compress it, and can drive the clamping plate to move out of the clamping frame, and the lock of the assembly plate can be released. Then the lower mold plate is lifted to move upward until the assembly plate moves out of the assembly groove. The upper and lower molds can be quickly disassembled and installed very conveniently, which makes it easier to replace the upper and lower molds, and can greatly improve the efficiency of the stamping operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the assembly of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the C-type frame of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the lower template of the utility model from the first perspective;

[0017] Figure 4 This is a schematic structural diagram of the lower template of the utility model from a second viewing angle;

[0018] Figure 5 It is a schematic diagram of the structure of point A of the utility model.

[0019] In the figure: 1-C-type frame, 2-hydraulic assembly, 3-bearing platform, 4-assembly groove, 5-assembly plate, 6-clamping frame, 7-pull rod, 8-slide plate, 9-spring, 10-clamping plate, 11-lower template, 12-limiting rod, 13-upper template, 14-threaded column, 15-threaded sleeve, 16-through hole, 17-pull plate, 18-groove, 19-connecting pin, 20-connecting hole. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings, but the protection scope of the utility model is not limited to the following.

[0021] like Figures 1 to 5As shown, a high-efficiency punching machine comprises a C-shaped frame 1, the top of the C-shaped frame 1 is fixedly connected with a hydraulic component 2, one side of the C-shaped frame 1 is fixedly connected with a bearing platform 3, the bearing platform 3 corresponds to the hydraulic component 2, an assembly groove 4 is opened on the top surface of the bearing platform 3, an assembly plate 5 is slidably connected inside the assembly groove 4, a clamping frame 6 is fixedly connected to the bottom surface of the assembly plate 5, a pull rod 7 is slidably connected to one side of the bearing platform 3, a slide plate 8 is fixedly connected to one end of the pull rod 7, a spring 9 is fixedly connected between the slide plate 8 and the bearing platform 3, a clamping plate 10 is fixedly connected to the side of the slide plate 8 away from the spring 9, the clamping plate 10 is clamped with the clamping frame 6, a lower template 11 is fixedly connected to the top surface of the lower template 11, a limiting rod 12 is fixedly connected to the top surface of the limiting rod 12, an upper template 13 is slidably connected to the outer surface of the limiting rod 12, a threaded column 14 is fixedly connected to the top surface of the upper template 13, and a threaded sleeve 15 is rotatably connected to the output end of the hydraulic component 2, and the threaded sleeve 15 is threadedly connected to the threaded column 14.

[0022] As an optional technical solution of the present invention, the depth of the threaded sleeve 15 is equal to the height of the threaded column 14, the output end of the hydraulic component 2 coincides with the axis of the threaded column 14, and the threaded sleeve 15 and the threaded column 14 cooperate with each other, so that the upper template 13 and the hydraulic component 2 can be easily assembled.

[0023] As an optional technical solution of the present utility model, a through hole 16 is opened on the side of the supporting platform 3, and a pull plate 17 is fixedly connected to the end of the pull rod 7 away from the slide plate 8. The pull rod 7 is slidably connected to the supporting platform 3 through the through hole 16, and the pull plate 17 is located outside the supporting platform 3. Pulling the pull plate 17 can drive the pull rod 7 to slide inside the through hole 16, so as to limit the movement of the pull rod 7.

[0024] As an optional technical solution of the present invention, the height of the assembly plate 5 is equal to the depth of the assembly groove 4. A groove 18 is opened inside the assembly groove 4. The clamping frame 6 is slidably connected to the supporting platform 3 through the groove 18. The assembly plate 5 is locked by clamping, which makes it easier to disassemble and assemble the lower mold 11.

[0025] As an optional technical solution of the present invention, the slide plate 8 is slidably connected to the support platform 3 via a groove 18. The slide plate 8, spring 9 and clamping plate 10 are all located inside the groove 18. The setting of the spring 9 can facilitate the squeezing of the slide plate 8 and prevent the slide plate 8 from sliding inside the groove 18.

[0026] As an optional technical solution of the utility model, a connecting pin 19 is fixedly connected to the bottom surface of the supporting plate 3, and a connecting hole 20 is opened on the bottom surface of the lower template 11. The connecting pin 19 is snap-connected to the lower template 11 through the connecting hole 20. Through the snap-fit ​​cooperation between the connecting pin 19 and the connecting hole 20, the connection between the supporting platform 3 and the lower mold 11 can be made more firmly.

[0027] A high-efficiency punching machine, the working principle is as follows:

[0028] 1): When the upper mold 13 and the lower mold 11 need to be replaced, the threaded sleeve 15 can be twisted to rotate, and the threaded sleeve 15 can be disengaged from the threaded column 14 through thread transmission, so that the connection between the hydraulic assembly 2 and the upper mold plate 13 can be released.

[0029] 2): Pull the pull plate 17 to drive the slide plate 8 away from the clamping frame 6. At this time, the slide plate 8 will squeeze the spring 9 to compress it, and can drive the clamping plate 10 to move out of the clamping frame 6, so as to release the lock on the assembly plate 5.

[0030] 3): Lift the lower mold plate 11 to move it upward until the assembly plate 5 moves out of the assembly groove 4, and the upper mold 13 and the lower mold 11 can be quickly disassembled.

[0031] To sum up, when the upper mold 13 and the lower mold 11 need to be replaced, the high-efficiency punch press can twist the threaded sleeve 15 to rotate it, and it can be disengaged from the threaded column 14 through threaded transmission, so that the connection between the hydraulic assembly 2 and the upper mold plate 13 can be released, and then the pull plate 17 is pulled to drive the slide plate 8 away from the clamping frame 6. At this time, the slide plate 8 will squeeze the spring 9 to compress it, and can drive the clamping plate 10 to move out of the clamping frame 6, so that the lock on the assembly plate 5 can be released, and then the lower mold plate 11 is lifted to move upward until the assembly plate 5 moves out of the assembly groove 4. The upper mold 13 and the lower mold 11 can be quickly disassembled, and it is also very convenient to install, which can make it easier to replace the upper and lower molds, and can greatly improve the efficiency of the stamping operation.

Claims

1. A high-efficiency punching machine, characterized in that: The invention comprises a C-shaped frame (1), the top of the C-shaped frame (1) is fixedly connected to a hydraulic assembly (2), one side of the C-shaped frame (1) is fixedly connected to a bearing platform (3), the bearing platform (3) corresponds to the hydraulic assembly (2), the top surface of the bearing platform (3) is provided with an assembly groove (4), the interior of the assembly groove (4) is slidably connected to an assembly plate (5), the bottom surface of the assembly plate (5) is fixedly connected to a clamping frame (6), one side of the bearing platform (3) is slidably connected to a pull rod (7), one end of the pull rod (7) is fixedly connected to a slide plate (8), and the slide plate (8) is fixedly connected to the bearing platform (3). A spring (9) is connected, a side of the slide plate (8) away from the spring (9) is fixedly connected to a snap-in plate (10), the snap-in plate (10) is snap-fitted to a snap-in frame (6), the top surface of the assembly plate (5) is fixedly connected to a lower template (11), the top surface of the lower template (11) is fixedly connected to a limiting rod (12), the outer surface of the limiting rod (12) is slidably connected to an upper template (13), the top surface of the upper template (13) is fixedly connected to a threaded column (14), the output end of the hydraulic component (2) is rotatably connected to a threaded sleeve (15), and the threaded sleeve (15) is threadedly connected to the threaded column (14).

2. A high-efficiency punching machine according to claim 1, characterized in that: The depth of the threaded sleeve (15) is equal to the height of the threaded column (14), and the output end of the hydraulic component (2) coincides with the axis of the threaded column (14).

3. A high-efficiency punching machine according to claim 2, characterized in that: A through hole (16) is provided on the side of the bearing platform (3); one end of the pull rod (7) away from the slide plate (8) is fixedly connected to a pull plate (17); the pull rod (7) is slidably connected to the bearing platform (3) through the through hole (16); and the pull plate (17) is located outside the bearing platform (3).

4. A high-efficiency punching machine according to claim 3, characterized in that: The height of the assembly plate (5) is equal to the depth of the assembly groove (4); a groove (18) is provided inside the assembly groove (4); and the clamping frame (6) is slidably connected to the bearing platform (3) via the groove (18).

5. A high-efficiency punching machine according to claim 4, characterized in that: The slide plate (8) is slidably connected to the bearing platform (3) via a groove (18); the slide plate (8), the spring (9) and the clamping plate (10) are all located inside the groove (18).

6. A high-efficiency punching machine according to claim 5, characterized in that: The bottom surface of the bearing platform (3) is fixedly connected with a connecting pin (19), the bottom surface of the lower template (11) is provided with a connecting hole (20), and the connecting pin (19) is snap-connected with the lower template (11) through the connecting hole (20).

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