Square steel rust removal equipment

Abstract

The utility model provides square steel derusting equipment which comprises a machine frame, a conveying roller device, a lower pressing roller, an upper pressing roller, a pair of derusting devices and a driving device, an input end and an output end are formed at the two opposite ends of the machine frame respectively, square steel enters the machine frame through the input end, and the square steel is output outwards from the machine frame through the output end. The conveying roller device is installed on the top end face of the rack and used for conveying square steel to move from the input end to the output end, the lower pressing roller is rotationally installed on the top end face of the rack and arranged between the input end and the output end, and the upper pressing roller is oppositely arranged above the lower pressing roller and rotationally installed on the rack. The rotating directions of the upper pressing roller and the lower pressing roller are opposite; according to the square steel rust removal equipment, rust and foreign matters generated on the surface of the square steel pipe can be continuously removed when passing through the rust removal device, so that the working productivity can be greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel rust removal technical field, concretely relates to a square steel rust removal equipment. BACKGROUND

[0002] Generally, the square steel for structure reinforcement should remove the rust and foreign matter on its surface before painting, for this, the operator removes the rust and foreign matter on the square steel surface through the wire brush, the rust removal operation mode is low in automation degree, has the large harmful dust production, the operation environment is bad, the worker's labor intensity is big and the work production efficiency is low. SUMMARY

[0003] In view of the defects in the prior art, the utility model aims at providing a square steel rust removal equipment to solve the problems of low automation efficiency and high labor intensity of workers in the existing square steel rust removal mode.

[0004] To achieve the above object, the utility model adopts the following technical scheme:

[0005] The utility model provides a square steel rust removal equipment, which comprises:

[0006] A rack, opposite ends of the rack are formed with an input end and an output end respectively, the input end is used for the square steel to enter the rack, and the output end is used for the square steel to output outward from the rack;

[0007] A conveying roller device, which is installed on the top end face of the rack and is used for conveying the square steel to move from the input end to the output end;

[0008] A lower pressing roller, which is rotatably installed on the top end face of the rack and is arranged between the input end and the output end;

[0009] An upper pressing roller, which is oppositely arranged above the lower pressing roller, is rotatably installed on the rack, and has an opposite rotating direction to the lower pressing roller;

[0010] A pair of rust removal devices, which are oppositely arranged on opposite sides of the rack, are used for polishing and rust removal on the side surface of the square steel and are arranged on one side of the rack close to the output end;

[0011] A driving device, which is connected with the conveying roller device, the upper pressing roller and the lower pressing roller.

[0012] Furthermore, a bracket is installed on the top surface of the frame, the opposite ends of the lower pressure roller are rotatably installed on the bottom end of the bracket, the opposite ends of the upper pressure roller are rotatably installed on the top end of the bracket through a bearing seat, the bearing seat is vertically slidably installed on the top end of the bracket, a nut is fixedly installed on the top end of the bracket, an adjusting screw is installed in the threaded hole of the nut, and the bottom end of the adjusting screw is fixedly connected to the top end of the bearing seat.

[0013] Furthermore, a guide roller assembly is also provided on the inner side of the frame near the input end. The guide roller assembly includes a fixed roller and an adjusting roller. The fixed roller is rotatably mounted on one side of the frame, and the adjusting roller is rotatably mounted on the other side of the frame. A conveying channel for square steel to enter is formed between the adjusting roller and the fixed roller. The adjusting roller is connected to an adjusting component, which is used to control the adjusting roller to move closer to or away from the fixed roller.

[0014] Furthermore, the adjustment assembly includes an adjustment handwheel, one end of which is connected to one end of a first lead screw, on which a first ball screw nut is mounted, and the adjustment roller is rotatably mounted on the top of the first ball screw nut.

[0015] Furthermore, the rust removal device includes a handwheel, which is fixedly connected to one end of a second lead screw. A second ball screw nut is installed on the second lead screw, and a servo motor is installed at the top of the second ball screw nut. A disc-shaped wire brush head is installed at the output end of the servo motor. The wire brush head is used to grind and remove rust from the side of the square steel.

[0016] Furthermore, the steel rust removal equipment also includes a cover, the rust removal device is installed in the inner cavity of the cover, the inner cavity of the cover is connected to the inlet of the suction pump through a connecting pipe, the outlet of the suction pump is connected to the dust collection container through a connecting pipe, and the top of the dust collection container is provided with an exhaust pipe for discharging air outward.

[0017] Furthermore, the dust collection container is equipped with a filter for filtering dust.

[0018] The beneficial effects of this utility model are as follows:

[0019] 1. With the above-mentioned square steel rust removal equipment, the rust and foreign matter generated on the surface of the square steel pipe can be continuously removed when passing through the rust removal device, thereby greatly improving the work productivity;

[0020] 2. When the rectangular square steel section size to be sent changes or the wire brush head wears, in this case, the gap between the wire brush head and the side of the square steel can be adjusted by rotating the hand wheel forward and backward, so that the wire brush head always adheres to the side of the square steel, ensuring the rust removal effect;

[0021] 3. By providing the suction pump and the dust collecting container, the dust generated during the square steel rust removal can be conveniently sucked and collected, improving the working environment of workers. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure principle of the square steel rust removal equipment in the embodiment of the present application.

[0023] Figure 2 It is a schematic diagram of the three-dimensional structure of the square steel rust removal equipment in the embodiment of the present application (removing the cover body, the communication pipe, the suction pump, and the dust collecting container). DETAILED DESCRIPTION

[0024] The utility model will be further described in detail below in combination with the drawings and specific embodiments.

[0025] Referring to the drawings Figure 1 to the drawings Figure 2 It is shown that the embodiment provides a square steel rust removal equipment, which comprises a pipe supply device for supplying square pipes, a supply unit 420 for pushing the square pipes from the pipe supply device to one side of a rust removal device 440, a rust removal device 440 for removing foreign matters or rust on the left and right sides of the square pipes 300, a guide roller assembly 470 arranged at the inlet side of the supply unit 420 for guiding the square pipes 300 to enter the supply unit 420.

[0026] There is a rack 410 extending in a straight line between the supply unit 420 and the rust removal device 440, and the upper end face of the rack 410 is arranged with a conveying roller device, which comprises a plurality of feed rollers 411 arranged at regular intervals on the upper surface of the rack 410. The feed rollers 410 are connected to each other by pulleys and belts and are arranged to be driven by a single driving device, so that the feed rollers 410 only rotate in the direction of pushing the square steel to the rust removal device 440.

[0027] The supply unit 420 forcibly supplies the square pipes supplied by the supply rollers to the rust removal device 440. The supply unit 420 comprises an upper pressing roller 422 and a lower pressing roller 421, the lower pressing roller 421 horizontally laid on the rack 410 and rotating, and the upper pressing roller 422 horizontally arranged and spaced apart from the lower pressing roller 421, the upper pressing roller 422 and the lower pressing roller 421 being arranged in an upper and lower opposite manner, and a space for the square pipes to enter being reserved between the upper pressing roller 422 and the lower pressing roller 421.

[0028] When the square tube 300 is fed, the upper pressing roller 422 rotates to push the square tube 300 to the rust removal device 440. The lower pressing roller 421 is arranged to receive power through the adjacent feeding roller 411, mixing wheel and belt, so as to rotate in the same direction and speed as the feeding roller 411. The upper pressing roller 422 is horizontally arranged above the lower pressing roller 421 and is spaced apart from the lower pressing roller 421. When the square tube 300 enters the space between the lower pressing roller 421 and the upper pressing roller 422, the upper pressing roller 422 is arranged to receive the driving force of the feeding roller through the change direction pulley and belt, so that the upper pressing roller 422 reversely rotates at the same speed as the feeding roller 411.

[0029] The upper pressing roller 422 is arranged to be movable up and down according to the cross-sectional size of the square tube 300, that is, the two side upper ends of the upper pressing roller 422 are movably connected and installed on the support 423 through the bearing seat 424. The bearing seat 424 at the opposite ends of the support 423 is symmetrically provided with a pair of adjusting screws 425L and 425R, respectively. The pair of adjusting screws 425L and 425R are rod-shaped with a specified diameter, and the upper ends thereof are installed on the support 423 through the mounting nut 426. Therefore, the horizontal height of the upper pressing roller 422 can be adjusted by screwing the adjusting screw 425L (or 425R).

[0030] At the inlet side of the feeding unit 420, a guide roller assembly 470 for guiding the square tube 300 to enter is arranged above the rack 410. The guide roller assembly 470 includes a fixed roller 474R rotatably installed on one side of the rack 410 and an adjusting roller 474L rotatably installed on the other side of the rack 410, and a conveying passage for the square tube 300 to enter is formed between the adjusting roller 474L and the fixed roller 474R. The adjusting roller 474L is connected with an adjusting assembly arranged therefor, and the adjusting assembly is used to control the adjusting roller 474L to approach or move away from the fixed roller 474R.

[0031] Specifically, the adjusting assembly includes an adjusting hand wheel 471, one end of which is connected with one end of a first lead screw 472, and a first ball screw nut 473 is installed on the first lead screw 472. The adjusting roller 474L is rotatably installed at the top end of the first ball screw nut 473. The operator can adjust the interval between the adjusting roller 474L and the fixed roller 474R according to the cross-sectional size of the square tube 300 to be fed, and the square tube 300 can be guided by the adjusting roller 474L and the fixed roller 474R to accurately enter the gap therebetween.

[0032] For the convenience of description, the rust removal devices symmetrically installed at the opposite ends of the rack 410 in the present embodiment are referred to as the first rust removal device 430 and the second rust removal device 440, respectively.

[0033] The first rust removing device 430 is used to remove foreign matters on the left surface of the square steel 300. The left screw rod 432 is horizontally arranged at the left side of the outlet side of the feeding unit 420 and is driven to rotate by the left hand wheel 431. The left ball screw nut 433 is combined with the left screw rod 432. The left servo motor 434 is fixedly arranged at the middle part of the left ball screw nut 433 and moves leftward and rightward with the forward and reverse rotation of the left screw rod 432. The left steel wire brush head 435 is installed on the output shaft of the left servo motor 434. The left servo motor 434 drives the left steel wire brush head 435 to rotate. The left steel wire brush head 435 is in contact with the left side surface of the square steel 300 to remove rust and other foreign matters on the left side surface of the square steel 300. The left steel wire brush head 435 is made of steel wire.

[0034] When the square steel 300 is worn or the cross-sectional size is changed due to long-term work, the position of the left ball screw nut 433 is correspondingly changed with the forward or reverse rotation of the left hand wheel 431, so that the left steel wire brush head is always in contact with the left side surface of the square steel 300.

[0035] Similarly, the second rust removing device 440 is used to remove foreign matters on the right surface of the square steel 300. The right screw rod 442 is horizontally arranged at the right side of the outlet side of the feeding unit 420 and is driven to rotate by the right hand wheel 441. The right ball screw nut 443 is combined with the right screw rod 442. The right servo motor 444 is fixedly arranged at the middle part of the right ball screw nut 443 and moves leftward and rightward with the forward and reverse rotation of the right screw rod 442. The right steel wire brush head 445 is installed on the output shaft of the right servo motor 444. The right servo motor 444 drives the right steel wire brush head 445 to rotate. The right steel wire brush head 445 is in contact with the right side surface of the square steel 300 to remove rust and other foreign matters on the right side surface of the square steel 300. The right steel wire brush head 445 is made of steel wire.

[0036] When the square steel 300 is worn or the cross-sectional size is changed due to long-term work, the position of the right ball screw nut 443 is correspondingly changed with the forward or reverse rotation of the right hand wheel 441, so that the right steel wire brush head 445 is always in contact with the right side surface of the square steel 300.

[0037] After the foreign matter removing operation on the left and right side surfaces of the square steel 300 is completed, the square steel 300 is rotated by 90° at this time, so that the other two side surfaces (the original upper and lower side surfaces) of the square steel 300 which are not treated with foreign matters are arranged at the left and right positions, and the square steel 300 is sent into the square steel rust removing device again for rust removing treatment.

[0038] Referring to the drawings Figure 1As shown, the steel rust removing apparatus further includes a cover body 510, a suction pump 520 connected to the cover body 510 for sucking foreign matters, and a dust collecting container 550 connected to an outlet side of the suction pump 520 through a connection pipe 540, and an inside of the dust collecting container 550 is partitioned by a filter 560 so as to collect foreign matters sucked and discharged by the suction pump 520. The dust collecting container 550 is further provided with a suction inlet 580 to which the connection pipe 520 is connected, and a discharge duct 570 for discharging air to the outside. The filter 560 has a multi-layer structure of a mesh and a filter horizontally provided inside the dust collecting container 550 to partition the suction inlet 580 and the discharge duct 570. Foreign matters entering through the filter 560 are collected at a bottom of the collecting container 550, and air is discharged to the outside through the discharge duct 570.

[0039] Obviously, various modifications and changes can be made to the present application by those skilled in the art without departing from the spirit and scope of the present application. Accordingly, it is intended that the present application embrace all such modifications and changes as fall within the scope of the appended claims and their equivalents.

Claims

1. A square steel rust removing apparatus characterized by comprising: Include: The rack, the opposite two ends of the rack are formed with input end and output end respectively, the input end is used for square steel to enter the rack, the output end is used for square steel to output from the rack to the outside; Conveying roller device, the conveying roller device is installed on the top end surface of the rack, the conveying roller device is used to convey square steel to move from the input end to the output end; Lower pressing roller, the lower pressing roller is rotatably installed on the top end surface of the rack, the lower pressing roller is arranged between the input end and output end; Upper pressing roller, the upper pressing roller is oppositely arranged above the lower pressing roller, the upper pressing roller is rotatably installed on the rack, and the rotating direction of the upper pressing roller is opposite to that of the lower pressing roller; A pair of rust removal devices, a pair of the rust removal devices are oppositely arranged on the opposite sides of the rack, the rust removal devices are used for polishing and rust removal on the side surface of the square steel, and the rust removal devices are arranged on one side of the rack close to the output end; Driving device, the driving device is connected with the conveying roller device, the upper pressing roller and the lower pressing roller.

2. The square steel derusting apparatus according to claim 1, characterized in that, The top end surface of the rack is provided with a support, the opposite ends of the lower pressing roller are rotatably installed on the bottom end of the support, the opposite ends of the upper pressing roller are rotatably installed on the top end of the support through the bearing seat, the bearing seat is vertically slidably installed on the top end of the support, the top end of the support is fixedly installed with a nut, the threaded hole of the nut is installed with an adjusting screw rod, and the bottom end of the adjusting screw rod is fixedly connected with the top end of the bearing seat.

3. A square steel derusting apparatus according to claim 1 or 2, wherein The inner side of the rack close to the input end is also provided with a guide roller assembly, the guide roller assembly comprises a fixed roller and an adjusting roller, the fixed roller is rotatably installed on one side of the rack, the adjusting roller is rotatably installed on the other side of the rack, a conveying channel for square steel entering is formed between the adjusting roller and the fixed roller, the adjusting roller is connected with the adjusting assembly, and the adjusting assembly is used to control the adjusting roller to approach or move away from the fixed roller.

4. A square steel derusting apparatus according to claim 3, wherein The adjusting assembly comprises an adjusting hand wheel, one end of the adjusting hand wheel is connected with one end of a first lead screw, a first ball screw nut is installed on the first lead screw, and the adjusting roller is rotatably installed on the top end of the first ball screw nut.

5. The square steel derusting apparatus according to claim 1, wherein The rust removal device comprises a hand wheel, one end of the hand wheel is fixedly connected with one end of a second lead screw, a second ball screw nut is installed on the second lead screw, a servo motor is installed on the top end of the second ball screw nut, a disc-shaped steel wire brush head is installed on the output end of the servo motor, and the steel wire brush head is used for polishing and rust removal on the side edge of the square steel.

6. A square steel derusting apparatus according to claim 1, wherein The steel rust removal equipment also comprises a cover body, the rust removal device is arranged in the inner cavity of the cover body, the inner cavity of the cover body is communicated with the inlet of the suction pump through the communication pipe, the outlet of the suction pump is communicated with the dust collecting container through the connecting pipe, and the top of the dust collecting container is provided with a discharge pipe for discharging air outward.

7. A square steel derusting apparatus according to claim 6, wherein A filter for filtering dust is installed in the dust collecting container.

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