Deburring device for steel machining

Abstract

The utility model discloses a deburring device for steel processing, which belongs to the technical field of deburring and comprises a base, two lead screw seats are arranged at the top of the base, first rotating shafts are rotatably connected to the tops of the lead screw seats, and polishing discs are fixedly connected to opposite ends of the two first rotating shafts. First sliding grooves are formed in the opposite sides of the two grinding discs correspondingly, two grinding blocks are slidably connected into the first sliding grooves, second sliding grooves are formed in the tops of the grinding blocks, and chamfering assemblies are arranged in the second sliding grooves. According to the steel pipe chamfering device, the chamfering assembly is arranged, when a roller slides along a chute, a supporting rod drives a supporting plate to compress a spring, the supporting rod pushes a chamfering block to rotate around a second rotating shaft through a sliding block, and the chamfering angle is adjusted according to steel pipes of different specifications, so that the applicability of the device is improved; and meanwhile, the inner wall, the outer wall and the end opening of the steel pipe are polished and chamfered, and the machining efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to deburring technical field, especially relate to a deburring device for steel processing. BACKGROUND

[0002] In the steel processing process, especially in the production and post-treatment of steel pipes, burrs may be formed on the edge or inner wall during the cutting, drilling, turning and welding of the steel pipes due to metal plastic deformation or tool friction, which may lead to a decrease in dimensional accuracy and thus affect the assembly or subsequent processing of the steel pipes, and therefore a deburring device for steel processing needs to be designed.

[0003] For example, a steel pipe deburring device (CN210413877U) includes a deburring device body, support rods are arranged at the left and right ends of the deburring device body, the support rod at the right end is fixedly connected to the deburring device body, a sliding groove is formed at the left end of the deburring device body, a sliding block is fixedly connected to the lower end of the support rod at the left end, the sliding block is slidably connected to the sliding groove, a placement block is fixedly connected to the left and right ends of the deburring device body, a steel pipe is arranged at the upper end of the placement block, a groove is formed at one end of the support rod close to the steel pipe, an electric motor is fixedly connected to the inner end wall of the groove, and a rotating shaft is fixedly connected to the outer end of the output end of the electric motor. However, the cut end face of the steel pipe is still relatively sharp after the inner and outer sides of the steel pipe are deburred, and the surface of the steel pipe needs to be treated by a subsequent device for the convenience of subsequent installation and use, which results in low production efficiency, and therefore improvement is needed. SUMMARY

[0004] The utility model aims at: in order to solve the prior art in use, after the inner and outer sides of the steel pipe are deburred, the cut end face of the steel pipe is still relatively sharp, and the surface of the steel pipe needs to be treated by a subsequent device for the convenience of subsequent installation and use, which results in low production efficiency, and therefore a deburring device for steel processing is provided.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A deburring device for steel processing includes a base, two lead screw seats are arranged on the top of the base, first rotating shafts are rotatably connected to the top of the lead screw seats, polishing discs are fixedly connected to the opposite ends of the first rotating shafts, first sliding grooves are formed on the opposite sides of the polishing discs, two polishing blocks are slidably connected to the first sliding grooves, second sliding grooves are formed on the top of the polishing blocks, and chamfer assemblies are arranged in the second sliding grooves.

[0007] The chamfer assembly comprises a sliding block, the top of the sliding block is provided as an inclined surface, the top of the sliding block is provided with a chamfer block, a second rotating shaft is rotationally connected inside the chamfer block away from one end of the sliding block, a torsion spring is arranged on the outer periphery of the second rotating shaft, the torsion spring is located outside the chamfer block, and the second rotating shaft is rotationally connected in the polishing block.

[0008] As a further description of the above technical solution:

[0009] The bottom of the chamfer block is in contact with the top of the sliding block, the chamfer block and the sliding block are both slidingly connected in the second sliding groove, the two polishing blocks are both fixedly connected with an electric push rod away from one side, and the other end of the electric push rod is fixedly connected with the inner wall of the polishing disc.

[0010] As a further description of the above technical solution:

[0011] The inside of the polishing block is provided with a cavity, the side of the sliding block away from the chamfer block is fixedly connected with a supporting rod, one end of the supporting rod extends into the cavity, the outer periphery of the supporting rod is fixedly connected with a supporting plate, the side of the supporting plate close to the sliding block is fixedly connected with two reset springs, and the other end of the reset springs is fixedly connected with the inner wall of the cavity.

[0012] As a further description of the above technical solution:

[0013] The supporting rod and the supporting plate are both slidingly connected in the polishing block, the end of the supporting rod away from the sliding block is fixedly connected with a roller, and the roller is located outside the polishing block.

[0014] As a further description of the above technical solution:

[0015] The inside of the polishing disc is provided with a stroke groove, the stroke groove is in communication with the first sliding groove, the roller is slidingly connected in the stroke groove, and the cross section of the stroke groove is provided as a trapezoidal shape.

[0016] As a further description of the above technical solution:

[0017] The opposite sides of the polishing disc are both fixedly connected with a gas jet unit, one end of the gas jet unit is in communication with a gas conveying pipe, the gas conveying pipe is fixedly connected inside the polishing disc, one end of the gas conveying pipe extends to the outside of the polishing disc, and one end of the gas conveying pipe is in communication with an external gas conveying device through a gas pipe rotary joint.

[0018] As a further description of the above technical solution:

[0019] The end of the first rotating shaft away from the polishing disc is fixedly connected with a motor, and the motor is fixedly connected with the outer side of the lead screw seat through a first connecting seat.

[0020] As a further description of the above technical solution:

[0021] Two said screw rod seats are internally provided with moving units, the two moving units move reversely opposite, and a telescopic dust cover is arranged between the two screw rod seats.

[0022] In summary, due to the adoption of the technical scheme, the utility model has the advantages that:

[0023] 1、The utility model discloses, through setting up chamfer subassembly, electric push rod starts and promotes polishing block close steel pipe wall, when the gyro wheel slides along the chute, the support rod drives the support plate and compresses the spring, and the support rod promotes the chamfer block to rotate around the second pivot, and according to different specifications of steel pipe, the angle of chamfer is adjusted, thereby improve the applicability of the device, through the cooperation of the polishing disc, polishing block and chamfer block, the inner wall and the outer wall and the port of the steel pipe are polished and chamfered simultaneously, the time of process switching is reduced, thereby improve the processing efficiency.

[0024] 2、The utility model discloses a jet unit is set up, and the jet unit at the center of the polishing disc enters the steel pipe along with the movement of the screw rod seat, and the jet unit sprays the polishing position, prevents the debris generated in the polishing process from falling into the inside of the steel pipe and causing adverse effects on the subsequent processing or use, ensures the cleanliness of the inside of the steel pipe, thereby improve the processing quality. DRAWINGS

[0025] Figure 1 It is the whole structure schematic diagram of the utility model;

[0026] Figure 2 It is the whole section structure schematic diagram of the utility model polishing disc;

[0027] Figure 3 It is the utility model Figure 2 It is the local amplification structure schematic diagram of A place in the utility model;

[0028] Figure 4 It is the whole structure schematic diagram of the utility model polishing block.

[0029] Legend:

[0030] 1, base;2, screw rod seat;3, first pivot;4, polishing disc;5, first sliding slot;6, polishing block;7, second sliding slot;8, chamfer subassembly;801, sliding block;802, chamfer block;803, second pivot;804, torsion spring;805, electric push rod;806, cavity;807, support rod;808, support plate;809, return spring;810, gyro wheel;811, stroke slot;9, jet unit;10, gas conveying pipe;11, motor;12, moving unit. DETAILED DESCRIPTION

[0031] Clearly, the described embodiments are merely a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0032] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a deburring device for steel processing, including pedestal 1, pedestal 1 top is provided with two screw rod seat 2, first rotation axis 3 is rotatably connected in two screw rod seat 2 top, two first rotation axis 3 are fixedly connected with polishing disc 4 in opposite end, two polishing disc 4 are provided with first sliding slot 5 in opposite side, two polishing blocks 6 are slidably connected in first sliding slot 5, second sliding slot 7 is set in polishing block 6 top, chamfer assembly 8 is arranged in second sliding slot 7.

[0033] Chamfer assembly 8 includes sliding block 801, the top of sliding block 801 is provided as inclined plane, chamfer block 802 is provided in the top of sliding block 801, second rotation axis 803 is rotatably connected in the inside of chamfer block 802 far from sliding block 801 one end, torsion spring 804 is provided on the outer circumferential side of second rotation axis 803, torsion spring 804 is located on the outside of chamfer block 802, and second rotation axis 803 is rotatably connected in polishing block 6.

[0034] Specific implementation is: when starting, electric push rod 805 drives polishing block 6 to adhere to steel pipe wall surface, along with the sliding of roller 810 on inclined groove, support rod 807 drives support plate 808 to compress spring, sliding block 801 drives chamfer block 802 to rotate around second rotation axis 803, adjusts chamfer angle according to different steel pipe specifications, enhances the applicability of device, realizes synchronous polishing and chamfering processing to the inner and outer wall and port of steel pipe through the synergistic effect of polishing disc 4, polishing block 6 and chamfer block 802, effectively shortens process switching time, and then improves processing efficiency.

[0035] The bottom of the chamfer block 802 is in contact with the top of the sliding block 801, and the chamfer block 802 and the sliding block 801 are both slidingly connected in the second sliding groove 7. The two polishing blocks 6 are fixedly connected with the electric push rods 805 on one side away from each other. The other end of the electric push rod 805 is fixedly connected with the inner wall of the polishing disc 4. The polishing block 6 is internally provided with a cavity 806. The side of the sliding block 801 away from the chamfer block 802 is fixedly connected with a supporting rod 807, one end of which extends into the cavity 806. The supporting rod 807 is fixedly connected with a supporting plate 808 on the outer circumferential side. Two reset springs 809 are fixedly connected to the side of the supporting plate 808 close to the sliding block 801, and the other end of the reset spring 809 is fixedly connected with the inner wall of the cavity 806. The supporting rod 807 and the supporting plate 808 are both slidingly connected in the polishing block 6. The end of the supporting rod 807 away from the sliding block 801 is fixedly connected with a roller 810, which is located outside the polishing block 6. The polishing disc 4 is internally provided with a stroke groove 811, which is in communication with the first sliding groove 5. The roller 810 is slidingly connected in the stroke groove 811. The stroke groove 811 is set as a trapezoidal cross section. The opposite sides of the polishing disc 4 are both fixedly connected with air jet units 9. One end of the air jet unit 9 is communicated with a gas conveying pipe 10, which is fixedly connected inside the polishing disc 4. One end of the gas conveying pipe 10 extends to the outside of the polishing disc 4. One end of the gas conveying pipe 10 is communicated with an external gas conveying device through a gas pipe rotary joint. The end of the first rotating shaft 3 away from the polishing disc 4 is fixedly connected with a motor 11. The motor 11 is fixedly connected with the outer side of the lead screw seat 2 through a first connecting seat. Both the lead screw seats 2 are internally provided with moving units 12, and the moving directions of the two moving units 12 are opposite. The telescopic dust cover is arranged between the two lead screw seats 2.

[0036] The specific implementation is that the air jet unit 9 at the center of the polishing disc 4 extends into the steel pipe along with the movement of the lead screw seat 2, and performs air jet treatment on the polishing position, effectively preventing the debris generated in the polishing process from falling into the steel pipe, avoiding negative impact on subsequent processing or use, ensuring the cleanliness of the inside of the steel pipe, and further improving the processing quality. The air jet unit 9 is composed of a connecting rod and an air jet disc, and the air jet disc is provided with a plurality of air outlets on the side close to the nearest polishing disc 4.

[0037] Working principle: when in use, the external clamping device is fixed on one side of the top of the base 1, then the external clamping device fixes the steel pipe at the same axis of the polishing disc 4, the motor 11 and the moving unit 12 are started, the moving unit 12 drives the two screw rod seats 2 to move towards each other, the motor 11 drives the polishing disc 4 to rotate, when the two ends of the steel pipe are in contact with the polishing disc 4, the steel pipe port is polished, then the electric push rod 805 is started, the electric push rod 805 pushes, the polishing block 6 moves to the steel pipe wall, in the moving process, the roller 810 slides in the stroke groove 811, when the roller 810 slides in the inclined groove, the roller 810 drives the supporting rod 807 to move, the supporting rod 807 drives the supporting plate 808 to compress the spring, the supporting rod 807 drives the sliding block 801 to extrude the chamfering block 802, so that the chamfering block 802 rotates with the second rotating shaft 803 as the center, so as to adjust the angle of the chamfering block 802, at this time, through the cooperation of the chamfering block 802, the polishing disc 4 and the polishing block 6, the chamfering is carried out at the same time of polishing and removing burrs on the inner and outer walls and the port of the steel pipe, at the same time, the air jet unit 9 at the center of the polishing disc 4 extends into the steel pipe in the moving process of the screw rod seat 2, the air jet unit 9 sprays air to the polishing position from the inside of the steel pipe, so as to prevent the generated metal scraps from falling into the steel pipe.

[0038] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A deburring device for steel processing, comprising a base (1), characterized in that: The base (1) has two lead screw seats (2) on its top. The lead screw seats (2) are rotatably connected to a first rotating shaft (3). The two first rotating shafts (3) are fixedly connected to a grinding disc (4) at opposite ends. The two grinding discs (4) are provided with a first sliding groove (5) on opposite sides. Two grinding blocks (6) are slidably connected in the first sliding groove (5). The grinding blocks (6) are provided with a second sliding groove (7) on their tops. A chamfering component (8) is provided in the second sliding groove (7). The chamfering assembly (8) includes a slider (801), the top of which is set as an inclined surface. A chamfering block (802) is provided on the top of the slider (801). A second rotating shaft (803) is rotatably connected to the end of the chamfering block (802) away from the slider (801). A torsion spring (804) is provided on the outer periphery of the second rotating shaft (803). The torsion spring (804) is located outside the chamfering block (802). The second rotating shaft (803) is rotatably connected inside the grinding block (6).

2. The deburring device for steel processing according to claim 1, characterized in that: The bottom of the chamfer block (802) is in contact with the top of the slider (801). Both the chamfer block (802) and the slider (801) are slidably connected in the second groove (7). Both of the two grinding blocks (6) are fixedly connected to an electric push rod (805) on opposite sides. The other end of the electric push rod (805) is fixedly connected to the inner wall of the grinding disc (4).

3. The deburring device for steel processing according to claim 2, characterized in that: The grinding block (6) has a cavity (806) inside. A support rod (807) is fixedly connected to the side of the slider (801) away from the chamfer block (802). One end of the support rod (807) extends into the cavity (806). A support plate (808) is fixedly connected to the outer periphery of the support rod (807). Two return springs (809) are fixedly connected to the side of the support plate (808) near the slider (801). The other end of the return springs (809) is fixedly connected to the inner wall of the cavity (806).

4. The deburring device for steel processing according to claim 3, characterized in that: The support rod (807) and the support plate (808) are slidably connected inside the grinding block (6). A roller (810) is fixedly connected to the end of the support rod (807) away from the slider (801). The roller (810) is located on the outside of the grinding block (6).

5. The deburring device for steel processing according to claim 4, characterized in that: The grinding disc (4) has a travel groove (811) inside, the travel groove (811) is connected to the first sliding groove (5), the roller (810) is slidably connected in the travel groove (811), and the cross-section of the travel groove (811) is set as trapezoidal.

6. The deburring device for steel processing according to claim 5, characterized in that: Both of the two grinding discs (4) are fixedly connected to an air jet unit (9) on opposite sides. One end of the air jet unit (9) is connected to an air supply pipe (10). The air supply pipe (10) is fixedly connected inside the grinding disc (4). One end of the air supply pipe (10) extends to the outside of the grinding disc (4). One end of the air supply pipe (10) is connected to an external air supply device through an air pipe rotary joint.

7. The deburring device for steel processing according to claim 6, characterized in that: A motor (11) is fixedly connected to the end of the first rotating shaft (3) away from the grinding disc (4), and the motor (11) is fixedly connected to the outside of the lead screw seat (2) through the first connecting seat.

8. The deburring device for steel processing according to claim 7, characterized in that: Each of the two lead screw seats (2) is provided with a moving unit (12), the two moving units (12) move in opposite directions, and a telescopic dust cover is provided between the two lead screw seats (2).

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