Rear material blocking device of bending machine

Abstract

The utility model relates to the technical field of bending machines, and discloses a rear material blocking device of a bending machine, which comprises a bottom plate, the top of the bottom plate is fixedly connected with a protective frame, the inner wall of the protective frame is fixedly connected with a vertical plate, one side of the vertical plate is fixedly connected with a telescopic pressing rod, the outer surface of the telescopic pressing rod is sleeved with a spring, and the outer surface of the telescopic pressing rod is fixedly connected with the vertical plate. Arc-shaped rubber frames are fixedly connected to the outer surfaces of the telescopic pressing rods, rubber balls are slidably connected to the inner walls of the protection frames, pressing plates are arranged on the outer surfaces of the rubber balls, and the bottoms of the pressing plates are slidably connected with the protection frames. The protection device has the following advantages and effects that when a worker pushes a plate onto the protection frame, the edge of the plate firstly makes contact with the rubber ball, then the rubber ball makes contact with the arc-shaped rubber frame in a sliding mode on the inner wall of the protection frame, then the pressing plate is pressed in combination with the spring and the telescopic pressing rod, the impact strength is reduced, protection is enhanced, and the edge of the plate is prevented from being damaged; the working efficiency of the whole device is improved, and the convenience of the whole device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bending machines, in particular to a rear stopper device for a bending machine. Background Art

[0002] A bending machine is a machine that can bend plates. Its function is to press steel plates into parts of various shapes according to process requirements. A bending machine is usually mainly composed of a cylinder, a slide, an upper die and a lower die. When working, under the action of the cylinder, the slide drives the upper die downward and closes the lower die, bending the plate placed on the lower die to form a workpiece.

[0003] According to Chinese patent publication number CN211464379U, a rear stopper device for a bending machine is provided, which relates to the technical field of bending machines. It includes a rear stopper finger, a driving device and a displacement sensor, wherein the driving device is connected to the rear stopper finger to drive the rear stopper finger to slide forward and backward; the displacement sensor is arranged at the rear side of the rear stopper finger, and is used to measure and feedback the displacement of the rear stopper finger moving forward and backward; it also includes a base and a cover plate, wherein a mounting groove is arranged on the base, wherein the rear stopper finger and the displacement sensor are both arranged in the mounting groove, and the cover plate is fixedly covered on the upper opening of the mounting groove; the driving device is arranged at the upper end of the cover plate, and a through hole is opened on the cover plate, and a heightening block is fixed on the upper side of the rear stopper finger, and the upper end of the heightening block passes through the through hole and is connected to the driving device; a support plate is fixed in the mounting groove, and the displacement sensor is fixed on the support plate. The utility model utilizes a driving device and a displacement sensor to cooperate in controlling the action and displacement of the rear stopper finger, thereby preventing the plate from being deformed due to excessive squeezing of the rear stopper finger by the plate, and can effectively ensure the bending accuracy.

[0004] The above patent has the effect of preventing the plate from being deformed due to excessive backstopping caused by plate extrusion, but the adjustment method of the overall device is not convenient and fast enough, and the protection method for the plate is not convenient enough. Utility Model Content

[0005] The utility model aims to provide a rear material stopper device for a bending machine, which has the advantages of enhancing the flexibility of adjusting the overall device and enhancing the protection effect of the plate.

[0006] The above technical purpose of the utility model is achieved through the following technical scheme: a rear stop device of a bending machine, including a base plate, the top of the base plate is fixedly connected to a protective frame, the inner wall of the protective frame is fixedly connected to a vertical plate, one side of the vertical plate is fixedly connected to a telescopic pressure rod, the outer surface of the telescopic pressure rod is sleeved with a spring, the outer surface of the telescopic pressure rod is fixedly connected to an arc-shaped rubber frame, the inner wall of the protective frame is slidably connected to a rubber ball, the outer surface of the rubber ball is provided with a pressure plate, and the bottom of the pressure plate is slidably connected to the protective frame.

[0007] By adopting the above technical solution, when the staff pushes the plate onto the protective frame, the edge of the plate first contacts the rubber ball, and then the rubber ball slides on the inner wall of the protective frame to contact the arc-shaped rubber frame, and then the pressure plate is compressed in combination with the spring and the telescopic pressure rod, thereby reducing the impact force, strengthening protection, avoiding damage to the edge of the plate, improving the work efficiency of the overall device, improving the convenience of the overall device, enhancing the flexibility of the overall device, saving labor costs and working time, and improving the work efficiency of the overall device.

[0008] The utility model is further configured as follows: a slot is provided on one side of the protection frame, and a toothed plate is fixedly connected to the inner wall of the slot.

[0009] By adopting the above technical solution, the pitch plate strengthens the adjustment of the gear and improves flexibility.

[0010] The utility model is further configured as follows: a sliding block is slidably connected to the top of the bottom plate, and a motor is fixedly connected to one side of the sliding block.

[0011] By adopting the above technical solution, the connection and adjustment of the motor are strengthened through the slider.

[0012] The utility model is further configured as follows: the output end of the motor is fixedly connected with a rotating shaft, the other end of the rotating shaft is fixedly connected with a gear, and the outer surface of the gear is meshingly connected with the inner wall of the pitch plate.

[0013] By adopting the above technical solution, the staff drives the motor to control the rotating shaft to drive the gear to move on the gear plate.

[0014] The utility model is further configured as follows: the other end of the gear is rotatably connected to a bracket plate, and the bottom of the bracket plate is slidably connected to the inner wall of the protective frame.

[0015] By adopting the above technical solution, the bottom of the frame plate is slidably connected to the inner wall of the protective frame, which facilitates position movement and improves the flexibility of the overall device during adjustment.

[0016] The utility model is further configured as follows: a fixed block is fixedly connected to the top of the protective frame, a cylinder is arranged on the top of the fixed block, a telescopic rod is fixedly connected to the output end of the cylinder, and the bottom end of the telescopic rod passes through the fixed block and is fixedly connected to a pressure frame.

[0017] By adopting the above technical solution, the staff drives the cylinder to control the telescopic rod to drive the press frame to press down, fit the surface of the plate to reduce the bending and warping of the plate, and strengthen protection.

[0018] The beneficial effects of the utility model are:

[0019] 1. The utility model, through the coordinated arrangement among the bottom plate, the protective frame, the vertical plate, the telescopic rod, the arc-shaped rubber frame, the rubber ball and the pressure plate, can make the device in use, when the staff pushes the plate onto the protective frame, the edge of the plate first contacts the rubber ball, then the rubber ball slides on the inner wall of the protective frame to contact the arc-shaped rubber frame, and then the pressure plate is compressed in combination with the spring and the telescopic pressure rod, so as to reduce the impact force, strengthen the protection, avoid the damage to the edge of the plate, improve the working efficiency of the whole device, improve the convenience of the whole device, strengthen the flexibility of the whole device, save labor costs and working time, and improve the working efficiency of the whole device.

[0020] 2. The utility model, through the coordinated arrangement among the support plate, the fixed block, the cylinder, the telescopic rod and the pressing frame, can enable the staff to drive the motor to control the rotating shaft to drive the gear to move on the gear plate when the device is in use, and the bottom of the frame plate is slidably connected with the inner wall of the protective frame to facilitate position movement and improve the flexibility of the overall device during adjustment. The staff drives the cylinder to control the telescopic rod to drive the pressing frame to press down, fit the surface of the plate, reduce the bending and warping of the plate, and strengthen protection. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the structure of the arc-shaped rubber frame of the utility model;

[0024] Figure 3 This is a schematic diagram of the protective frame structure of the utility model;

[0025] Figure 4 This is a schematic diagram of the support plate structure of the utility model.

[0026] In the figure, 1, bottom plate; 2, protective frame; 3, vertical plate; 4, telescopic pressure rod; 5, arc-shaped rubber frame; 6, rubber ball; 7, pressure plate; 8, slot; 9, gear plate; 10, slider; 11, motor; 12, rotating shaft; 13, gear; 14, bracket plate; 15, fixing block; 16, cylinder; 17, telescopic rod; 18, pressure frame; 19, spring. DETAILED DESCRIPTION

[0027] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of 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.

[0028] Reference Figure 1-4 The utility model discloses a rear stopper device for a bending machine, comprising a bottom plate 1, a protective frame 2 is fixedly connected to the top of the bottom plate 1, a vertical plate 3 is fixedly connected to the inner wall of the protective frame 2, a telescopic pressure rod 4 is fixedly connected to one side of the vertical plate 3, a spring 19 is sleeved on the outer surface of the telescopic pressure rod 4, and an arc-shaped rubber frame 5 is fixedly connected to the outer surface of the telescopic pressure rod 4. When the staff pushes the plate onto the protective frame 2, the edge of the plate first contacts the rubber ball 6, and then the rubber ball 6 slides on the inner wall of the protective frame 2 to contact the arc-shaped rubber frame 5, and then the pressure plate 7 is compressed in combination with the spring 19 and the telescopic pressure rod 4, so as to reduce the impact force, strengthen the protection, avoid the damage to the edge of the plate, improve the working efficiency of the whole device, improve the convenience of the whole device, strengthen the flexibility of the whole device, save manpower cost and working time, and improve the working efficiency of the whole device. The inner wall of the protective frame 2 is slidably connected with the rubber ball 6, and the outer surface of the rubber ball 6 is provided with a pressure plate 7. The bottom of the pressure plate 7 is slidably connected with the protective frame 2, and a slot 8 is provided on one side of the protective frame 2, and the inner wall of the slot 8 is fixedly connected with a tooth segment The top of the plate 9 and the bottom plate 1 are slidably connected with a slider 10, one side of the slider 10 is fixedly connected with a motor 11, the output end of the motor 11 is fixedly connected with a rotating shaft 12, the other end of the rotating shaft 12 is fixedly connected with a gear 13, the outer surface of the gear 13 is meshed and connected with the inner wall of the gear pitch plate 9, and the other end of the gear 13 is rotatably connected with a bracket plate 14, the bottom of the bracket plate 14 is slidably connected with the inner wall of the protective frame 2, the top of the protective frame 2 is fixedly connected with a fixed block 15, and a cylinder 16 is arranged on the top of the fixed block 15, the output end of the cylinder 16 is fixedly connected with a telescopic rod 17, the bottom end of the telescopic rod 17 passes through the fixed block 15 and is fixedly connected with a pressing frame 18, the staff drives the motor 11 to control the rotating shaft 12 to drive the gear 13 to move on the gear pitch plate 9, and the bottom of the frame plate 14 is slidably connected with the inner wall of the protective frame 2, so as to facilitate the position movement and improve the flexibility of the overall device during adjustment, the staff drives the cylinder 16 to control the telescopic rod 17 to drive the pressing frame 18 to press down, fit the surface of the plate to reduce the bending and warping of the plate, and strengthen the protection.

[0029] In the utility model, through the coordinated arrangement among the bottom plate 1, the protective frame 2, the vertical plate 3, the telescopic rod 4, the arc-shaped rubber frame 5, the rubber ball 6 and the pressure plate 7, when the device is in use, when the staff pushes the plate onto the protective frame 2, the edge of the plate first contacts the rubber ball 6, and then the rubber ball 6 slides on the inner wall of the protective frame 2 to contact the arc-shaped rubber frame 5, and then the pressure plate 7 is compressed in combination with the spring 19 and the telescopic pressure rod 4, thereby reducing the impact force, strengthening the protection, avoiding the damage to the edge of the plate, improving the working efficiency of the overall device, improving the convenience of the overall device, strengthening the flexibility of the overall device, saving The labor cost and working time are reduced, and the working efficiency of the whole device is improved. Through the coordinated setting among the bracket plate 14, the fixed block 15, the cylinder 16, the telescopic rod 17 and the pressing frame 18, when the device is in use, the staff drives the motor 11 to control the rotating shaft 12 to drive the gear 13 to move on the gear plate 9, and the bottom of the frame plate 14 is slidably connected with the inner wall of the protective frame 2 to facilitate position movement, thereby improving the flexibility of the whole device during adjustment. The staff drives the cylinder 16 to control the telescopic rod 17 to drive the pressing frame 18 to press down, fit the surface of the plate, reduce the bending and warping of the plate, and strengthen protection.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rear stopper device for a bending machine, comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected to a protective frame (2), the inner wall of the protective frame (2) is fixedly connected to a vertical plate (3), one side of the vertical plate (3) is fixedly connected to a telescopic pressure rod (4), the outer surface of the telescopic pressure rod (4) is sleeved with a spring (19), the outer surface of the telescopic pressure rod (4) is fixedly connected to an arc-shaped rubber frame (5), the inner wall of the protective frame (2) is slidably connected to a rubber ball (6), the outer surface of the rubber ball (6) is provided with a pressure plate (7), and the bottom of the pressure plate (7) is slidably connected to the protective frame (2).

2. A rear stopper device for a bending machine according to claim 1, characterized in that: A slot (8) is provided on one side of the protection frame (2), and a toothed plate (9) is fixedly connected to the inner wall of the slot (8).

3. A rear stopper device for a bending machine according to claim 2, characterized in that: A slider (10) is slidably connected to the top of the bottom plate (1), and a motor (11) is fixedly connected to one side of the slider (10).

4. A rear stopper device for a bending machine according to claim 3, characterized in that: The output end of the motor (11) is fixedly connected to a rotating shaft (12), and the other end of the rotating shaft (12) is fixedly connected to a gear (13), and the outer surface of the gear (13) is meshingly connected to the inner wall of the pitch plate (9).

5. A rear stopper device for a bending machine according to claim 4, characterized in that: The other end of the gear (13) is rotatably connected to a bracket plate (14), and the bottom of the bracket plate (14) is slidably connected to the inner wall of the protective frame (2).

6. A rear stopper device for a bending machine according to claim 5, characterized in that: The top of the protective frame (2) is fixedly connected to a fixed block (15), the top of the fixed block (15) is provided with a cylinder (16), the output end of the cylinder (16) is fixedly connected to a telescopic rod (17), and the bottom end of the telescopic rod (17) passes through the fixed block (15) and is fixedly connected to a pressing frame (18).

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