Bending device for automobile part machining

Abstract

The bending device comprises a base, first limiting devices, a second limiting device and a fixing device, the left end and the right end of the upper surface of the base are fixedly connected with the first limiting devices, and the left end and the right end of the upper surface of the base are fixedly connected with first telescopic cylinders; a second limiting device is fixedly connected to the middle of the upper surface of the base, a supporting plate is fixedly connected to the rear end of the middle of the upper surface of the base, and second telescopic cylinders are fixedly connected to the middles of the left end and the right end of the front side of the supporting plate; and the output end of the second telescopic cylinder is rotationally connected with a second extrusion roller, and the upper end of the middle of the front side of the supporting plate is fixedly connected with a fixing device. According to the bending device for machining the automobile parts, workpieces of different sizes can be conveniently limited by the limiting plate, the bent workpieces can be conveniently pressed, the workpieces are prevented from moving, and the workpieces can be conveniently bent into U shapes.

Description

Technical Field

[0001] The utility model relates to the technical field related to automobile parts processing, in particular to a bending device used for automobile parts processing. Background Art

[0002] With the continuous development of the automobile industry, various brands and models of cars have appeared on the market, and each car requires a large number of spare parts, which has led to the existence of spare parts of various shapes on the market. Figure 1 The U-shaped workpiece shown in the figure has two arc-shaped bends, and the raw material used is a long steel pipe. When processing, the steel pipe is first bent at one end, then the middle part is flattened, and finally bent into a U shape.

[0003] The existing bending devices for processing automobile parts have the problem of being inconvenient to limit workpieces of different sizes. For example, the invention patent application with application publication number CN116550818A discloses a bending device for processing automobile parts, including a first positioning block, two squeezing rollers, two groups of driving mechanisms, a positioning mechanism, a lifting mechanism and a bending member. The upper end of the first positioning block is provided with a long first through slot, the bending member is arranged above the first through slot and is connected to the lifting mechanism in a transmission manner, and arc-shaped pressing ends are respectively arranged on both sides of the lower end. The two squeezing rollers are respectively arranged on both sides of the first through slot and are respectively connected to the two groups of driving mechanisms in rotation. The first driving assembly drives the corresponding squeezing rollers to approach or move away from the first positioning block, and the positioning mechanism is arranged on one side of one group of driving mechanisms away from the first positioning block. The present invention provides a bending device that can simultaneously process two arc-shaped bending parts of a U-shaped workpiece, but this device is not convenient for limiting workpieces of different sizes. Therefore, we propose a bending device for processing automobile parts to solve the above-mentioned problems. Utility Model Content

[0004] The utility model aims to provide a bending device for automobile parts processing, so as to solve the problem that the existing sewage filtering device for oil field development mentioned in the background technology is inconvenient to limit workpieces of different sizes.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bending device for automobile parts processing, comprising a base, a first limiting device, a second limiting device and a fixing device, the left and right ends of the upper surface of the base are fixedly connected with the first limiting device, the left and right ends of the upper surface of the base are fixedly connected with the first telescopic cylinder, and the output end of the first telescopic cylinder is rotatably connected with the first squeezing roller;

[0006] A second limiting device is fixedly connected to the middle of the upper surface of the base, and a support plate is fixedly connected to the rear end of the middle of the upper surface of the base, second telescopic cylinders are fixedly connected to the middle of the left and right ends of the front side of the support plate, and the output end of the second telescopic cylinder is rotatably connected to the second squeezing roller, and a fixing device is fixedly connected to the upper end of the middle of the front side of the support plate.

[0007] Preferably, the first limiting device is composed of a first motor, a first pulley, a first screw rod and a first limiting plate. The first pulley is fixedly connected to the output shaft of the first motor, and the front end of the first pulley is fixedly connected to the first screw rod, and the front and rear ends of the outer sides of the first screw rod are both threadedly connected to the first limiting plate.

[0008] Preferably, the first motor is fixedly connected to the rear left end of the base.

[0009] Preferably, the second limiting device is composed of a second pulley, a second screw rod and a second limiting plate, the front end of the second pulley is fixedly connected to the second screw rod, and the front and rear ends of the outer sides of the second screw rod are both threadedly connected to the second limiting plate.

[0010] Preferably, the second pulley is rotatably connected to the middle portion of the rear side of the base.

[0011] Preferably, the fixing device is composed of a second motor, a gear, a limit groove, a rack and a pressure plate, the output shaft of the second motor is fixedly connected to the gear, and limit grooves are installed on both ends of the upper left and right ends of the gear, and the inner side of the limit groove is slidably connected to the rack, and the bottom end of the rack is fixedly connected to the pressure plate.

[0012] Preferably, the second motor and the limiting groove are fixedly connected to the front side of the support plate.

[0013] Preferably, the gear is meshingly connected to the rack.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the bending device for automobile parts processing is convenient for the limiting plate to limit the workpieces of different sizes, is convenient for pressing the workpiece during bending, prevents the workpiece from moving, and is convenient for bending the workpiece into a "U" shape;

[0015] 1. The left and right ends of the upper surface of the base are fixedly connected with a first limit device, and the middle part of the upper surface of the base is fixedly connected with a second limit device. The limit plate rotates with the first pulley through the output end of the first motor to rotate the screw rod. The threads of the front and rear ends of the screw rod are in opposite directions, so that the limit plate can limit workpieces of different sizes.

[0016] 2. A support plate is fixedly connected to the rear end of the middle of the upper surface of the base, and a fixing device is fixedly connected to the middle of the front side of the support plate. The output shaft of the second motor rotates with the gear to move the rack up and down, and the pressing plate moves downward, so as to press the workpiece during bending and prevent the workpiece from moving;

[0017] 3. The left and right ends of the upper surface of the base are fixedly connected with pressure roller devices. The pressure roller devices at the left and right ends can bend the workpiece into a "U" shape, or can bend one end alone, which is convenient for bending the workpiece into a "U" shape. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the front view cutaway structure of the utility model;

[0019] Figure 2 It is a side view cutaway structural schematic diagram of the utility model;

[0020] Figure 3 This is a schematic diagram of the utility model in a top view and cutaway structure;

[0021] Figure 4 It is a side structural schematic diagram of the utility model.

[0022] In the figure: 1. base; 2. first limiting device; 201. first motor; 202. first pulley; 203. first screw rod; 204. first limiting plate; 3. first telescopic cylinder; 4. first extrusion roller; 5. second limiting device; 501. second pulley; 502. second screw rod; 503. second limiting plate; 6. support plate; 7. second telescopic cylinder; 8. second extrusion roller; 9. fixing device; 901. second motor; 902. gear; 903. limiting groove; 904. rack; 905. pressure plate. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-4The utility model provides a technical solution: a bending device for processing automobile parts, including a base 1, a first limiting device 2, a first motor 201, a first pulley 202, a first screw rod 203, a first limiting plate 204, a first telescopic cylinder 3, a first extrusion roller 4, a second limiting device 5, a second pulley 501, a second screw rod 502, a second limiting plate 503, a support plate 6, a second telescopic cylinder 7, a second extrusion roller 8, a fixing device 9, a second motor 901, a gear 902, a limiting groove 903, a rack 904 and a pressing plate 905.

[0025] The left and right ends of the upper surface of the base 1 are fixedly connected with a first limiting device 2, and the first limiting device 2 is composed of a first motor 201, a first pulley 202, a first screw rod 203 and a first limiting plate 204. The output shaft of the first motor 201 is fixedly connected with the first pulley 202, the front end of the first pulley 202 is fixedly connected with the first screw rod 203, and the front and rear ends of the outer sides of the first screw rod 203 are both threadedly connected with the first limiting plate 204. The first motor 201 is fixedly connected to the left end of the rear side of the base 1, and the output shaft of the first motor 201 rotates with the first pulley 202 to rotate the first screw rod 203 together. The front and rear ends of the first screw rod 203 have opposite thread directions, and the front and rear ends of the first screw rod 203 are threadedly connected to the first limiting plate 204 with opposite movement directions. The left and right ends of the upper surface of the base 1 are fixedly connected with the first telescopic cylinder 3, the output end of the first telescopic cylinder 3 is rotatably connected with the first extrusion roller 4, and the first telescopic cylinder 3 is installed on the inner side of the first limiting device 2;

[0026] A second limiting device 5 is fixedly connected to the middle part of the upper surface of the base 1. The second limiting device 5 is composed of a second pulley 501, a second screw rod 502 and a second limiting plate 503. The front end of the second pulley 501 is fixedly connected to the second screw rod 502. The front and rear ends of the outer sides of the second screw rod 502 are both threadedly connected to the second limiting plate 503. The second pulley 501 is rotatably connected to the middle part of the rear side of the base 1. When the output end of the first motor 201 rotates with the first pulley 202, the outer side of the second pulley 501 fits with the inner side of the belt connected to the outer side of the first pulley 202. When the first pulley 202 rotates, the second pulley 501 rotates together with it, driving the second screw rod 502 to rotate, so that the second limiting plate 503 moves on the screw rod.

[0027] A support plate 6 is fixedly connected to the rear end of the middle of the upper surface of the base 1, and the left and right ends of the front side of the support plate 6 are fixedly connected to the second telescopic cylinder 7, the output end of the second telescopic cylinder 7 is rotatably connected to the second squeezing roller 8, and the output end of the second telescopic cylinder 7 moves up and down with the second squeezing roller 8, and the middle of the front side of the support plate 6 is fixedly connected to a fixing device 9, which is composed of a second motor 901, a gear 902, a limiting groove 903, a rack 904 and a pressing plate 905. The output shaft of the second motor 901 is fixedly connected to the gear 902, and the upper left of the gear 902 is fixedly connected to the second extrusion roller 8. Limiting grooves 903 are installed at both right ends, and a rack 904 is slidably connected to the inner side of the limiting groove 903, and a pressing plate 905 is fixedly connected to the bottom end of the rack 904. The second motor 901 and the limiting groove 903 are fixedly connected to the front side of the support plate 6, and the gear 902 is meshed and connected with the rack 904. The output shaft of the second motor 901 drives the gear 902 to rotate, and the gear 902 drives the rack 904 to move up and down when rotating. The rack 904 is limited by the limiting groove 903 to prevent the position of the rack 904 from being offset, and the rack 904 drives the pressing plate 905 to move up and down;

[0028] The workpiece is placed on the first limit plate 204 and the second limit plate 503, and the output shaft of the first motor 201 rotates with the first pulley 202 and the second pulley 501, so that the first screw rod 203 and the second screw rod 502 rotate, so that the first limit plate 204 and the second limit plate 503 adjust the position according to the width of the workpiece. After adjusting the position of the workpiece, the second motor 901 is started to make the rack 904 move downward with the pressure plate 905, and the pressure plate 905 presses the workpiece, and the first telescopic cylinder 3 and the second telescopic cylinder 7 are started to move the first extrusion roller 4 and the second extrusion roller 8 to bend the workpiece. After bending, the first telescopic cylinder 3, the second telescopic cylinder 7 and the second motor 901 are started again to move the first extrusion roller 4, the second extrusion roller 8 and the pressure plate 905 back to their original positions, and the workpiece can be taken down. The above completes a series of operations of the bending device for processing automotive parts. The content not described in detail in this specification belongs to the prior art known to professional and technical personnel in this field.

[0029] The standard parts used in the utility model can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt the conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may 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 shall be included in the protection scope of the present invention.

Claims

1. A bending device for automobile parts processing, comprising a base (1), a first limiting device (2), a second limiting device (5) and a fixing device (9), characterized in that: The left and right ends of the upper surface of the base (1) are both fixedly connected to a first limit device (2), and the left and right ends of the upper surface of the base (1) are both fixedly connected to a first telescopic cylinder (3), and the output end of the first telescopic cylinder (3) is rotatably connected to a first squeezing roller (4); A second limiting device (5) is fixedly connected to the middle of the upper surface of the base (1), and a support plate (6) is fixedly connected to the rear end of the middle of the upper surface of the base (1). Second telescopic cylinders (7) are fixedly connected to the middle of both left and right ends of the front side of the support plate (6), and a second squeezing roller (8) is rotatably connected to the output end of the second telescopic cylinder (7). A fixing device (9) is fixedly connected to the upper end of the middle of the front side of the support plate (6).

2. A bending device for automobile parts processing according to claim 1, characterized in that: The first limiting device (2) is composed of a first motor (201), a first pulley (202), a first screw rod (203) and a first limiting plate (204); the first pulley (202) is fixedly connected to the output shaft of the first motor (201), the front end of the first pulley (202) is fixedly connected to the first screw rod (203), and the front and rear ends of the outer sides of the first screw rod (203) are both threadedly connected to the first limiting plate (204).

3. A bending device for automobile parts processing according to claim 2, characterized in that: The first motor (201) is fixedly connected to the left end of the rear side of the base (1).

4. A bending device for automobile parts processing according to claim 1, characterized in that: The second limiting device (5) is composed of a second pulley (501), a second screw rod (502) and a second limiting plate (503); the front end of the second pulley (501) is fixedly connected to the second screw rod (502), and the front and rear ends of the outer sides of the second screw rod (502) are both threadedly connected to the second limiting plate (503).

5. A bending device for automobile parts processing according to claim 4, characterized in that: The second pulley (501) is rotatably connected to the middle portion of the rear side of the base (1).

6. The bending device for automobile parts processing according to claim 1, characterized in that: The fixing device (9) is composed of a second motor (901), a gear (902), a limiting groove (903), a rack (904) and a pressure plate (905); the output shaft of the second motor (901) is fixedly connected to the gear (902); the limiting grooves (903) are installed on both the upper and left ends of the gear (902); the inner side of the limiting groove (903) is slidably connected to the rack (904); and the bottom end of the rack (904) is fixedly connected to the pressure plate (905).

7. A bending device for automobile parts processing according to claim 6, characterized in that: The second motor (901) and the limiting groove (903) are fixedly connected to the front side of the support plate (6).

8. The bending device for automobile parts processing according to claim 6 is characterized in that: The gear (902) is meshingly connected with the rack (904).

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