CN117283430A - Automatic rust cleaning equipment of steel pipe inner wall - Google Patents

Abstract

The invention provides automatic rust removing equipment for the inner wall of a steel pipe, which comprises a feeding bin, a first driving unit, a horizontal conveying device, a discharging device, a lifting device, a distributing device, a rust removing device and a discharging bin. The feeding bin is internally provided with a feeding device, and the first driving unit is connected with the feeding device; the material discharging device is provided with a first material discharging slope and a first material blocking device, the lifting device comprises a second driving unit and a lifting device, the lifting device is provided with a second material discharging slope and a second material blocking device, the second material discharging slope and the first material discharging slope are overlapped in the feeding direction, and the second material blocking device is positioned at the lower end of the second material discharging slope; the material distributing device comprises a bracket, a translation driving unit and a lifting driving unit; the rust removing device comprises a rust removing clamp and a rust removing machine. By adopting the first driving unit, the feeding device, the horizontal conveying device, the distributing device and the like to match, the automatic feeding, derusting and automatic discharging processes of the steel pipes are realized, the labor cost is saved, and the production efficiency is improved.

Description

Automatic rust cleaning equipment of steel pipe inner wall

Technical Field

The invention relates to the technical field of steel pipe machining, in particular to automatic rust removing equipment for the inner wall of a steel pipe.

Background

The traditional steel pipe processing technology comprises rust removal and the like of the steel pipe, rust removal equipment adopted by the rust removal of the steel pipe requires a plurality of workers to carry out manual feeding and discharging, and is high in labor cost and low in processing efficiency.

Disclosure of Invention

The invention aims to provide automatic rust removing equipment for the inner wall of a steel pipe, which solves the problems of high labor cost, lower processing efficiency and the like caused by manual feeding and discharging of the traditional rust removing equipment.

In order to achieve the above purpose, the present invention provides the following technical solutions: an automatic rust cleaning equipment of steel pipe inner wall includes:

the feeding bin is internally provided with a feeding device, the feeding device is used for supporting the horizontally placed steel pipes and sequentially and horizontally conveying the steel pipes to the next position, and the conveying direction of the steel pipes is vertical to the conveying direction of the feeding device;

the first driving unit is connected with the feeding device and used for driving the feeding device to move so as to sequentially and horizontally convey the steel pipes in the feeding bin to the next position;

the horizontal conveying device is positioned at the conveying end of the feeding device, and an overlapping part exists between the horizontal conveying device and the feeding device in the feeding direction so as to receive the steel pipes on the feeding device and sequentially convey the steel pipes to the next position;

the discharging device is provided with a first discharging slope and a first stopper, one end of the high part of the first discharging slope is overlapped with the horizontal conveying device in the feeding direction, the discharging device is used for receiving the steel pipes conveyed by the horizontal conveying device and enabling the steel pipes to roll to the first stopper sequentially and automatically through the first discharging slope, and the first stopper is used for stopping the steel pipes automatically rolled from the first discharging slope;

the lifting device comprises a second driving unit and a lifter, the lifter is provided with a second discharging slope and a second stopper, a superposition part exists between the second discharging slope and the first discharging slope in the feeding direction, the second stopper is positioned at the lower end of the second discharging slope, the second driving unit is used for driving the lifter to move up and down, the lifter is used for pushing the steel pipe to pass through the first stopper and then automatically roll from the second discharging slope to the second stopper in sequence, and the second stopper is used for stopping the steel pipe rolled from the second discharging slope;

the material distributing device comprises a bracket, a translation driving unit and a lifting driving unit, wherein the translation driving unit is used for driving the bracket to translate, and the lifting driving unit is used for driving the bracket to lift; the bracket is provided with a limit groove for positioning the steel pipe; the bracket is used for conveying the steel pipe at the second discharging slope to the next position for rust removal and conveying the processed steel pipe to the discharging bin;

the rust removing device comprises a rust removing clamp and a rust removing machine, wherein the rust removing clamp is used for automatically clamping the steel pipe conveyed by the bracket and automatically loosening the steel pipe after the rust removing of the steel pipe is finished, and the rust removing machine is used for removing rust from the inner wall of the steel pipe in the rust removing clamp;

the discharging bin is used for containing the processed steel pipes and is provided with a third discharging slope, and the third discharging slope is used for receiving the processed steel pipes conveyed by the bracket and automatically rolling the processed steel pipes into the discharging bin.

Optionally, the derusting machine comprises a polisher, a rotary driver and a first linear driver, wherein one end of the polisher is connected with the rotary driver and then is arranged on the first linear driver, the first linear driver drives the polisher to move in the steel pipe, and the rotary driver drives the polisher to rotate so as to polish and remove rust on the inner wall of the steel pipe.

Optionally, the steel pipe paint spraying device further comprises a paint spraying device, wherein the paint spraying device is used for spraying paint on the inner wall of the derusted steel pipe, the paint spraying device comprises a paint spraying machine and a paint spraying clamp, the bracket is further used for conveying the derusted steel pipe to the paint spraying clamp, the paint spraying clamp is used for clamping the steel pipe conveyed by the bracket for paint spraying by the paint spraying machine, and the steel pipe paint spraying device is automatically loosened after the steel pipe paint spraying is finished.

Optionally, the paint spraying device has two groups, namely a first paint spraying device and a second paint spraying device, which are respectively located at the front and back positions of two opposite sides of the feeding direction of the bracket, the first paint spraying device is used for spraying paint from one end of the steel pipe to the interior of the steel pipe, the second paint spraying device is used for spraying paint from the other end of the steel pipe to the interior of the steel pipe, and the sum of the paint spraying distance of the first paint spraying device in the steel pipe and the paint spraying distance of the second paint spraying device in the steel pipe is greater than or equal to the length of the steel pipe.

Optionally, the paint spraying machine comprises a paint spraying gun, a gun barrel and a second linear driver, wherein the paint spraying gun is connected with the gun barrel and then is arranged on the second linear driver, and the second linear driver is used for driving the paint spraying gun and the gun barrel to move so that the gun barrel enters the steel pipe to spray paint on the inner wall of the steel pipe.

Optionally, the steel pipe surface code spraying device is further included, and the code spraying device is used for spraying codes on the surface of the steel pipe.

Optionally, spout a yard device and include the ink jet numbering machine, spout a yard rifle and mobile unit, the ink jet numbering machine links to each other with spouting a yard rifle, spouts a yard rifle and installs on mobile unit, and mobile unit is used for driving spouts a yard rifle and removes to appointed position.

Optionally, the mobile unit includes horizontal transverse guide, horizontal drive cylinder, second mounting panel, horizontal longitudinal guide, and second mounting panel one end slides and sets up on horizontal transverse guide, and the second mounting panel is connected with horizontal drive cylinder, and horizontal drive cylinder is used for the drive to install and slides on horizontal transverse guide, and horizontal longitudinal guide sets up on the second mounting panel, spouts a yard rifle and slides and set up on horizontal longitudinal guide.

Optionally, a plurality of sets of positioning recesses are distributed on the bracket along the conveying direction of the steel pipes, each set of positioning recesses comprises at least two adjacent positioning grooves for conveying a corresponding number of steel pipes simultaneously, and the conveying distance of each two adjacent devices in the conveying range of the bracket corresponds to one set of positioning recesses for conveying the steel pipes.

Optionally, a control system is also included in electrical connection with the drive components in the derusting apparatus.

The invention has the following technical effects:

1. in the rust removing equipment, the first driving unit, the feeding device, the horizontal conveying device, the distributing device and the like are matched, so that the automatic feeding, the rust removing and the automatic discharging of the steel pipe are realized, the labor cost is saved, and the production efficiency is improved.

2. According to the rust removing equipment, the paint spraying device is adopted to spray paint on the steel pipe subjected to rust removal, the functions of automatic rust removal and automatic paint spraying are integrated, the equipment is reduced, and the waste of labor and time caused by steel pipe reuse is avoided.

3. In the rust removing equipment, two groups of paint spraying devices are adopted to respectively extend into the steel pipe from the left end and the right end of the steel pipe for paint spraying, so that the paint spraying of the steel pipe can realize full coverage, and the processing quality of the steel pipe is improved.

4. In the rust removing equipment, the code spraying device is adopted, so that various processing procedures of rust removing, paint spraying and code spraying on the steel pipe on one equipment are realized, the functions of the rust removing equipment are increased, the labor and time are saved, and the processing efficiency is improved.

5. In the rust removing equipment, the plurality of groups of positioning depressions are arranged on the bracket, so that the conveying range of the bracket covers the processes of feeding, rust removing, paint spraying and discharging, the continuous processing of the steel pipe is realized, the stop time of the processing process is reduced, and the production efficiency is improved.

6. In the rust removing equipment, the two groups of polishers are arranged in the rust removing device, and the two groups of spray guns are arranged in the paint spraying device, so that the function of simultaneously processing two steel pipes is realized, and the processing efficiency is improved.

Drawings

Fig. 1 is a perspective view of a rust removing apparatus in an embodiment;

FIG. 2 is a first perspective view of the feed bin and horizontal conveyor in an embodiment;

FIG. 3 is a second perspective view of the feed bin and horizontal transfer device of the embodiment;

FIG. 4 is a perspective view of a dispensing device in an embodiment;

fig. 5 is a perspective view of a first paint spraying device and a code spraying device in an embodiment.

Reference numerals: 1. a feeding bin; 11. a feeding device; 111. a feeding belt; 12. a first driving unit; 121. a winding roller; 122. driven roller; 123. a feeding motor; 124. a first synchronous drive shaft; 2. a horizontal transfer device; 21. a horizontal conveyor belt; 22. a conveying motor; 23. a sprocket assembly; 231. a driving wheel; 232. driven wheel; 24. a second synchronous drive shaft; 3. a discharging device; 31. a discharging side plate; 311. a first discharge ramp; 32. a first material blocking device; 321. a first rack; 33. a horizontal movement mechanism; 331. a third synchronous drive shaft; 332. rotating a hand wheel; 333. a first gear; 4. a lifting device; 41. a second driving unit; 411. lifting the cylinder; 412. a fourth synchronous drive shaft; 413. a second gear; 42. a first mounting plate; 421. an inclined lever; 422. a second discharge ramp; 423. a second rack; 43. a second material blocking device; 5. a material distributing device; 51. a bracket; 511. a positioning groove; 52. a translation driving unit; 521. a translation driving cylinder; 522. a horizontal moving plate; 53. a lifting driving unit; 531. a lifting driving cylinder; 532. a vertical moving plate; 54. a synchronous transmission unit; 541. a fifth synchronous drive shaft; 542. a third gear; 543. a third rack; 6. a rust removing device; 61. a rust removing clamp; 611. a fixing clamp seat; 612. a movable clamping seat; 613. a clamp cylinder; 614. a limit groove; 62. a rust remover; 621. a polisher; 622. a rotary driver; 623. a first linear driver; 7. discharging the material bin; 71. a third discharge ramp; 8. a mounting frame; 81. a first paint spraying device; 811. a paint spraying machine; 812. a first paint spray fixture; 813. a paint spray gun; 814. a barrel; 815. a second linear driver; 82. a code spraying device; 821. a code spraying machine; 822. a code spraying gun; 823. a horizontal transverse guide rail; 824. a lateral driving cylinder; 825. a second mounting plate; 826. a horizontal longitudinal rail; 83. an auxiliary supporting plate; 84. a second paint spraying device; 841. and a second paint spraying clamp.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Examples: as shown in fig. 1 to 5, the embodiment provides an automatic rust removing device for the inner wall of a steel pipe, which comprises a feeding bin 1, a first driving unit 12, a horizontal conveying device 2, a discharging device 3, a lifting device 4, a distributing device 5, a rust removing device 6 and a discharging bin 7.

The feeding bin 1 is internally provided with a feeding device 11, the feeding device 11 is used for supporting the horizontally placed steel pipes and sequentially and horizontally conveying the steel pipes to the next position, and the steel pipes are perpendicular to the conveying direction of the feeding device 11; the first driving unit 12 is connected with the feeding device 11, and the first driving unit 12 is used for driving the feeding device 11 to move so as to sequentially and horizontally convey the steel pipes in the feeding bin 1 to the next position; the horizontal conveying device 2 is positioned at the conveying end of the feeding device 11, and an overlapping part exists between the horizontal conveying device 2 and the feeding device 11 in the feeding direction so as to receive the steel pipes on the feeding device 11 and sequentially convey the steel pipes to the next position; the discharging device 3 is provided with a first discharging slope 311 and a first stopper 32, wherein an overlapping part exists between one end of the high position of the first discharging slope 311 and the horizontal conveying device 2 in the feeding direction, the discharging device 3 is used for receiving the steel pipes conveyed by the horizontal conveying device 2 and enabling the steel pipes to automatically roll to the first stopper 32 in sequence through the first discharging slope 311, and the first stopper 32 is used for stopping the steel pipes automatically rolled from the first discharging slope 311; the lifting device 4 comprises a second driving unit 41 and a lifter, the lifter is provided with a second discharging slope 422 and a second stopper 43, the second discharging slope 422 and the first discharging slope 311 are provided with overlapping parts in the feeding direction, the second stopper 43 is positioned at the lower end of the second discharging slope 422, the second driving unit 41 is used for driving the lifter to move up and down, the lifter is used for pushing a steel pipe to automatically roll from the second discharging slope 422 to the second stopper 43 after passing over the first stopper 32, and the second stopper 43 is used for stopping the steel pipe rolled from the second discharging slope 422; the material distributing device 5 comprises a bracket 51, a translation driving unit 52 and a lifting driving unit 53, wherein the translation driving unit 52 is used for driving the bracket 51 to translate, and the lifting driving unit 53 is used for driving the bracket 51 to lift; the bracket 51 has a positioning groove 511 for positioning the steel pipe; the bracket 51 is used for conveying the steel pipe at the second discharging slope 422 to the next position for rust removal, and is used for conveying the processed steel pipe to the discharging bin 7; the rust removing device 6 comprises a rust removing clamp 61 and a rust remover 62, wherein the rust removing clamp 61 is used for automatically clamping the steel pipe conveyed by the bracket 51 and automatically loosening the steel pipe after the rust removing of the steel pipe is finished, and the rust remover 62 is used for removing rust from the inner wall of the steel pipe in the rust removing clamp 61; the discharging bin 7 is used for containing the processed steel pipes, and is provided with a third discharging slope 71, wherein the third discharging slope 71 is used for receiving the processed steel pipes conveyed by the bracket 51, and is used for automatically rolling the processed steel pipes into the discharging bin 7.

Through the arrangement, the first driving unit 12 drives the feeding device 11 to sequentially lift the steel pipes in the feeding bin 1 out of the feeding bin 1, and sequentially convey the steel pipes to the horizontal conveying device 2, the steel pipes are conveyed to the discharging device 3 through the horizontal conveying device 2, and the steel pipes automatically roll downwards from the first discharging slope 311 to the first material blocking device 32 and are blocked by the first material blocking device 32; then the second driving unit 41 drives the lifter to lift so that the second discharging slope 422 lifts up a certain number of steel pipes at the first stopper 32, and the number of lifted steel pipes can be adjusted according to the superposition length of the second discharging slope 422 and the first discharging slope 311; when the steel pipe is higher than the upper part of the first material blocking device 32, the steel pipe rolls downwards on the first material discharging slope 311 to the position of the second material blocking device 43 to be blocked by the second material blocking device 43 under the action of self gravity, at the moment, the bracket 51 controlled by the cooperation of the translation driving unit 52 and the lifting driving unit 53 moves to the lower part of the second material discharging slope 422, then the bracket 51 rises to lift the steel pipe to pass through the second material blocking device 43 and then move into the limit groove 614 of the rust removing clamp 61, the rust removing clamp 61 automatically clamps the steel pipe, the rust remover 62 removes rust on the inner wall of the steel pipe, after rust removal is finished, the rust removing clamp 61 is automatically opened to release the clamping action on the steel pipe, the translation driving unit 52 and the lifting driving unit 53 cooperate with the bracket 51 to convey the rust removed steel pipe to the third material discharging slope 71 of the material discharging bin 7, and then the bracket 51 moves downwards to enable the steel pipe to roll downwards on the third material discharging slope 71 automatically to the material discharging bin 7, so that the automatic material feeding, automatic rust removing and automatic discharging procedures of the steel pipe are finished. Labor force is saved, and processing efficiency is improved.

In the automatic rust cleaning equipment of steel pipe inner wall of this embodiment, still include mounting bracket 8, material feeding unit 11, horizontal transfer device 2, discharging device 3, hoisting device 4, feed divider 5 and rust cleaning device 6 all set up on mounting bracket 8.

Specifically, in the automatic rust removing device for the inner wall of the steel pipe in this embodiment, the feeding device 11 includes a plurality of feeding belts 111 which are distributed in parallel in the feeding bin 1, and the steel pipe in the feeding bin 1 is placed on the feeding belts 111. The first driving unit 12 comprises a tape winding roller 121, a driven roller 122, a feeding motor 123 and a first synchronous transmission shaft 124, one end of each feeding belt 111 correspondingly winds on one tape winding roller 121, the other end of each feeding belt 111 winds on one corresponding driven roller 122, a plurality of tape winding rollers 121 are coaxially fixed on the first synchronous transmission shaft 124, the first synchronous transmission shaft 124 is rotatably mounted on the mounting frame 8, the feeding motor 123 is fixedly mounted on the mounting frame 8, the feeding motor 123 is connected with the first synchronous transmission shaft 124 through a speed reducer, the feeding motor 123 drives the first synchronous transmission shaft 124 to rotate, so that a plurality of feeding belts 111 are driven to synchronously move, the length direction of a steel pipe is guaranteed to be perpendicular to the conveying direction of the steel pipe, and the steel pipe in the feeding bin 1 is sequentially conveyed to the next position from the feeding bin 1.

In the automatic rust removing apparatus for the inner wall of the steel pipe of the present embodiment, the horizontal conveying device 2 includes the horizontal conveying belt 21, the conveying motor 22, the sprocket assembly 23 and the second synchronous transmission shaft 24, the horizontal conveying belt 21 has a plurality of one-to-one correspondence with the feeding belt 111, the feeding belt 111 and the horizontal conveying belt 21 have overlapping portions in the feeding direction, and the feeding belt 111 of the overlapping portions has the same height as the horizontal conveying belt 21, so that the steel pipe at the feeding end of the feeding belt 111 is moved onto the horizontal conveying belt 21 and conveyed to the next position by the horizontal conveying belt 21. The driving wheels 231 of the plurality of horizontal conveying belts 21 are coaxially and fixedly arranged on the second synchronous transmission shaft 24, the second synchronous transmission shaft 24 is rotatably arranged on the mounting frame 8, the conveying motor 22 is fixedly arranged on the mounting frame 8, the conveying motor 22 is provided with a speed reducer, the chain wheel assembly 23 comprises a driving wheel 231, a driven wheel 232 and a chain, the driving wheel 231 is connected with the speed reducer provided with the conveying motor 22, the driven wheel 232 is coaxially and fixedly arranged on the second synchronous transmission shaft 24, the driving wheel 231 and the driven wheel 232 are in transmission connection through the chain, and the conveying motor 22 drives the second synchronous transmission shaft 24 to rotate through the chain wheel assembly 23, so that the plurality of horizontal conveying belts 21 are driven to synchronously move, and a steel pipe is conveyed to the next position.

In the automatic rust removing device for the inner wall of the steel pipe of the embodiment, the first discharging slope 311 and the first stopper 32 are provided with a plurality of discharging slopes which are in one-to-one correspondence, and the first discharging slope 311 is in one-to-one correspondence with the horizontal conveyor belt 21. Specifically, a plurality of discharging side plates 31 corresponding to the horizontal conveyor belts 21 one by one are arranged on the mounting frame 8, the discharging side plates 31 are located on one sides corresponding to the horizontal conveyor belts 21, and a first discharging slope 311 is formed at the upper ends of the discharging side plates 31. The position of the first material blocking device 32 in the feeding direction is adjustable, specifically, a plurality of first material blocking devices 32 are driven by a horizontal moving mechanism 33 to synchronously move along the feeding direction, the horizontal moving mechanism 33 comprises a third synchronous transmission shaft 331 and a rotating hand wheel 332, the third synchronous transmission shaft 331 is rotatably mounted on the mounting frame 8, a first rack 321 is horizontally and fixedly arranged on the first material blocking devices 32, a plurality of first gears 333 are fixedly arranged on the third synchronous transmission shaft 331, the first gears 333 are meshed with the first racks 321 in one-to-one correspondence, the rotating hand wheel 332 is connected with the third synchronous transmission shaft 331 through a speed reducer, the speed reducer matched with the rotating hand wheel 332 is fixedly mounted on the mounting frame 8, the rotating hand wheel 332 drives the third synchronous transmission shaft 331 to rotate through the matched speed reducer, and then drives the plurality of first material blocking devices 32 to synchronously move along the feeding direction, and therefore the position of the first material blocking devices 32 on the first discharging slope 311 is conveniently adjusted, and the number of steel pipes is supported by the second discharging slope 422 is adjusted. Specifically, the first stopper 32 has a plate-like structure.

In the automatic rust removing device for the inner wall of the steel pipe of this embodiment, the second driving unit 41 includes a lifting cylinder 411 and a fourth synchronous transmission shaft 412, the lifter further includes a first mounting plate 42, an inclined rod 421 is fixedly mounted on the first mounting plate 42, a second discharging slope 422 is formed on the upper surface of the inclined rod 421, a second material blocking device 43 is fixedly disposed at the lower end of the inclined rod 421, and specifically, the second material blocking device 43 is a wedge block. The first mounting plate 42 can be installed on the mounting bracket 8 in a vertical movement mode, the first mounting plate 42 is provided with a plurality of first mounting plates 42 which are in one-to-one correspondence with the first discharging slopes 311, the cylinder shaft of the lifting cylinder 411 is fixedly connected with one of the first mounting plates 42, the first mounting plate 42 is fixedly provided with the second racks 423, the fourth synchronous transmission shaft 412 is fixedly provided with a plurality of second gears 413, the second gears 413 are meshed with the second racks 423 in one-to-one correspondence, the lifting cylinder 411 drives the cylinder shaft to stretch to drive the first mounting plates 42 connected with the lifting cylinder to move up and down, and the plurality of first mounting plates 42 synchronously move up and down through the cooperation of the fourth synchronous transmission shaft 412, the second gears 413 and the second racks 423, so that steel pipes are conveyed to the second material blocking device 43.

In the automatic rust removing apparatus for the inner wall of the steel pipe of this embodiment, the bracket 51 includes a pallet, and a positioning groove 511 for positioning the steel pipe is provided in the upper portion of the pallet. The lifting driving unit 53 comprises a lifting driving air cylinder 531 and a vertical moving plate 532, the vertical moving plate 532 is vertically and slidably mounted on the mounting frame 8, an air cylinder shaft of the lifting driving air cylinder 531 is fixedly connected with the vertical moving plate 532, the lifting driving air cylinder 531 drives the vertical moving plate 532 to move in a lifting mode, the translation driving unit 52 comprises a translation driving air cylinder 521 and a horizontal moving plate 522, the translation driving air cylinder 521 is fixedly mounted on the horizontal moving plate 522, the horizontal moving plate 522 is horizontally and slidably mounted on the vertical moving plate 532, the supporting plate is fixedly mounted on the horizontal moving plate 522, an air cylinder shaft of the translation driving air cylinder 521 is fixedly connected with the horizontal moving plate 522, and the translation driving air cylinder 521 is used for driving the horizontal moving plate 522 and the supporting plate to horizontally move.

In the automatic rust removing device for the inner wall of the steel pipe of the embodiment, the rust remover 62 comprises a polisher 621, a rotary driver 622 and a first linear driver 623, wherein one end of the polisher 621 is connected with the rotary driver 622 and then is arranged on the first linear driver 623, the first linear driver 623 drives the polisher 621 to move in the steel pipe, and the rotary driver 622 drives the polisher 621 to rotate so as to polish and remove rust on the inner wall of the steel pipe.

Specifically, the polisher 621 includes a polishing rod on which a polishing brush is fixedly disposed, and the rotary driver 622 includes a rotary motor and a gear box, and the first linear driver 623 may employ a linear motor.

In the automatic rust cleaning equipment of steel pipe inner wall of this embodiment, still include paint spraying apparatus, paint spraying apparatus is used for spraying paint to the steel pipe inner wall after rust cleaning, and paint spraying apparatus includes paint sprayer 811 and paint spraying jig, and bracket 51 still is arranged in carrying the steel pipe after rust cleaning to paint spraying jig, and paint spraying jig is arranged in pressing from both sides the steel pipe that bracket 51 carried for paint sprayer 811 to automatic unclamping after the steel pipe sprays paint. The paint spraying process is carried out on the steel pipe after rust removal, the functions of equipment are increased, the paint spraying process and the rust removal process are integrated on one piece of equipment, the transferring time is saved, the number and the occupied space of the equipment are reduced, and the processing efficiency is improved.

In the automatic rust removing device for the inner wall of the steel pipe of this embodiment, the paint spraying device has two groups, namely, the first paint spraying device 81 and the second paint spraying device 84, which are respectively located at the front and rear positions of the opposite sides of the feeding direction of the bracket 51, the first paint spraying device 81 is used for extending from one end of the steel pipe to the interior of the steel pipe for paint spraying, the second paint spraying device 84 is used for extending from the other end of the steel pipe to the interior of the steel pipe for paint spraying, and the sum of the paint spraying distance of the first paint spraying device 81 in the steel pipe and the paint spraying distance of the second paint spraying device 84 in the steel pipe is greater than or equal to the length of the steel pipe. The steel pipe paint spraying device is arranged in such a way, realizes one-time processing and comprehensive paint spraying on the steel pipe, and improves the paint spraying effect and the processing efficiency. Specifically, the paint spraying jig of the first paint spraying device 81 is a first paint spraying jig 812, the paint spraying jig of the second paint spraying device 84 is a second paint spraying jig 841, the first paint spraying jig 812 and the second paint spraying jig 841 are respectively located at two opposite sides of the bracket 51, and the first paint spraying jig 812 and the second paint spraying jig 841 are provided with a limiting groove 614 for limiting the steel pipe.

In the automatic rust removing device for the inner wall of the steel pipe of the present embodiment, the paint spraying machine 811 comprises a paint spraying gun 813, a gun barrel 814 and a second linear driver 815, wherein the paint spraying gun 813 is connected with the gun barrel 814 and then is installed on the second linear driver 815, and the second linear driver 815 is used for driving the paint spraying gun 813 and the gun barrel 814 to move so that the gun barrel 814 enters the steel pipe to spray paint on the inner wall of the steel pipe. In particular, the second linear actuator 815 may employ a linear motor.

In the automatic rust removing device for the inner wall of the steel pipe of the embodiment, the automatic rust removing device further comprises a code spraying device 82, and the code spraying device 82 is used for spraying codes on the surface of the steel pipe. The rust removal, paint spraying and code spraying processes for the steel pipes on one device are realized, the functions are diversified, the number of devices is reduced, and the processing efficiency is improved.

In the automatic rust removing device for the inner wall of the steel pipe of the embodiment, the code spraying device 82 comprises a code spraying machine 821, a code spraying gun 822 and a moving unit, wherein the code spraying machine 821 is connected with the code spraying gun 822, the code spraying gun 822 is installed on the moving unit, and the moving unit is used for driving the code spraying gun 822 to move to a designated position. Through the arrangement, the mobile unit controls the position of the code spraying gun 822, so that the code spraying gun is convenient to be applied to steel pipes with different sizes, code spraying is convenient to be performed at different positions, and the adaptability is improved.

In the automatic rust removing device for the inner wall of the steel pipe of the embodiment, the moving unit comprises a horizontal transverse guide 823, a transverse driving cylinder 824, a second mounting plate 825 and a horizontal longitudinal guide 826, one end of the second mounting plate 825 is slidably arranged on the horizontal transverse guide 823, the second mounting plate 825 is connected with the transverse driving cylinder 824, the transverse driving cylinder 824 is used for driving the horizontal transverse guide 823 to slide, the horizontal longitudinal guide 826 is arranged on the second mounting plate 825, and the code spraying gun 822 is slidably arranged on the horizontal longitudinal guide 826. The structure is simple, the horizontal longitudinal guide 826 can be replaced by a linear motor, and the automatic adjustment of the position of the code spraying gun 822 is realized.

In the automatic rust removing device for the inner wall of the steel pipe of the embodiment, a plurality of groups of positioning depressions are distributed on the bracket 51 along the conveying direction of the steel pipe, each group of positioning depressions comprises at least two adjacent positioning grooves 511 for conveying a corresponding number of steel pipes at the same time, and the conveying distance of each two adjacent devices in the conveying range of the bracket 51 corresponds to one group of positioning depressions for conveying the steel pipes.

Specifically, the derusting machine 62 has two polishers 621, the gear box has two output shafts, and two output shafts are connected with two polishers 621 one by one to realize that a rotating electrical machine drives two polishers 621 to rotate, thereby realize carrying out rust cleaning to two steel pipes simultaneously. Paint gun 813 sets up two, realizes spraying paint two steel pipes simultaneously. The code spraying gun 822 can move along the feeding direction, so that the two conveyed steel pipes can be respectively sprayed with codes.

Each set of positioning recesses in this embodiment includes two adjacent positioning grooves 511, where the positioning grooves 511 are V-shaped grooves, so that when the bracket 51 supports two steel pipes on the second discharging slope 422, the two adjacent steel pipes are conveniently and automatically separately embedded into the two positioning grooves 511.

The positioning depressions of this embodiment have five groups, and the interval between two adjacent groups of positioning depressions is the same, is first depression, second depression, third depression, fourth depression and fifth depression along the pay-off direction in proper order. The limit grooves 614 on the rust removing jig 61 and the paint spraying jig are provided with two groups, and each group is provided with two adjacent limit grooves 614 for simultaneously limiting two steel pipes. The two steel pipes processed simultaneously are a group of steel pipes.

The specific conveying mode of the bracket 51 is as follows:

the first recess of the first bracket 51 is moved to the second discharging slope 422 to hold up the first group of steel pipes and move the two steel pipes to the first group of limit grooves 614 of the derusting jig 61, then derusting is performed, in the process, the first recess of the bracket 51 is moved to the second discharging slope 422 again to wait for holding up the second group of steel pipes, and the first group of steel pipes is located right above the second recess.

Second, after rust removal is completed, the bracket 51 moves the first set of steel pipes after rust removal into the second set of limiting grooves 614 of the rust removal jig 61 through the second recess, meanwhile, the bracket 51 moves the second set of steel pipes into the first set of limiting grooves 614 of the rust removal jig 61 through the first recess, in the rust removal process, the bracket 51 moves to the second discharging slope 422 to wait for supporting the second set of steel pipes, at this time, the first set of steel pipes are located right above the third recess, the second set of steel pipes are located right above the second recess, and the third set of steel pipes are located right above the first recess.

Third, after the second group of steel pipes are derusted, the bracket 51 moves the third group of steel pipes into the first group of limiting grooves 614 of the derusting jig 61 to derusting, and at the same time, the first group of steel pipes are moved into the limiting grooves 614 of the first paint spraying jig 812 to be painted, the second group of steel pipes are moved into the second group of limiting grooves 614 of the derusting jig 61 to wait, and during the painting and derusting process, the first recess of the bracket 51 is moved to the lower side of the second discharging slope 422 to wait for the fourth group of steel pipes to be lifted. At this time, the first group of steel pipes is located directly above the fourth recess, the second group of steel pipes is located directly above the third recess, and the third group of steel pipes is located directly above the second recess.

Fourth, after the paint spraying and rust removing are completed, the bracket 51 moves the fourth group of steel pipes into the first limiting groove 614 of the rust removing clamp 61 to remove rust, meanwhile, the bracket 51 moves the first group of steel pipes into the limiting groove 614 of the second paint spraying clamp 841 to spray paint and code, in the process of rust removing, paint spraying and code spraying, the bracket 51 moves to the lower part of the second discharging slope 422 to wait for supporting the fifth group of steel pipes, at this time, the first group of steel pipes are located right above the fifth recess, and other groups of steel pipes are respectively located right above other groups of locating recesses.

Fifth, after the derusting, paint spraying and code spraying processes are completed, the bracket 51 drags the fifth group of steel pipes to move into the first group of limiting grooves 614 of the derusting clamp 61 to remove the rust, meanwhile, the bracket 51 moves the first group of steel pipes to the third discharging slope 71 through the fifth recess, and the first group of steel pipes automatically roll into the discharging bin 7 through the third discharging slope 71.

And by analogy, the continuous processing of the steel pipe can be realized.

In the automatic rust removing device for the inner wall of the steel pipe of the present embodiment, as shown in fig. 5, the rust removing clamp 61 and the paint spraying clamp each comprise a fixed clamping seat 611, a movable clamping seat 612 and a clamp cylinder 613, the clamp cylinders 613 drive the movable clamping seats 612 to approach and depart from the fixed clamping seats 611 so as to clamp and loosen the steel pipe, and when the clamp is opened, a gap exists between the fixed clamping seats 611 and the movable clamping seats 612 so as to allow the steel pipe to enter along the feeding direction of the bracket 51.

In the automatic rust removing device for the inner wall of the steel pipe of the present embodiment, the brackets 51 have two parallel groups, which are respectively located at two ends of the steel pipe, so as to improve the stability of conveying the steel pipe, the first group of brackets 51 is provided with the lifting driving unit 53 and the translational driving unit 52, the second group of brackets 51 reduces the lifting driving cylinder 531 compared with the first group of brackets 51, but the synchronous driving unit 54 is adopted to realize the synchronous lifting of the two groups of brackets 51, the synchronous driving unit 54 includes the fifth synchronous driving shaft 541, the fifth synchronous driving shaft 541 is rotatably installed on the installation frame 8, the vertical moving plates 532 corresponding to each group of brackets 51 are respectively provided with the third racks 543, the two third gears 542 are coaxially and fixedly arranged on the fifth synchronous driving shaft 541, the third gears 542 are meshed with the third racks 543 in a one-to-one correspondence, and when the lifting driving cylinder 531 drives the vertical moving plates 532 corresponding to the first group of brackets 51 to lift, the vertical moving plates 532 corresponding to the second group of brackets 51 are synchronously lifted through the cooperation of the fifth synchronous driving shaft 541, the third gears 542 and the third racks 543, so that the synchronous lifting of the vertical moving plates 532 corresponding to the second group of brackets 51 are synchronously lifted.

In the automatic rust removing equipment for the inner wall of the steel pipe of the embodiment, a plurality of auxiliary supporting plates 83 are further distributed between two groups of brackets 51 on the mounting frame 8, a plurality of groups of depressions are arranged on the plurality of auxiliary supporting plates 83, each group of depressions comprises two adjacent positioning grooves 511, the plurality of groups of depressions are aligned with the plurality of groups of limiting grooves 614 on the clamp one by one, the steel pipe is used for assisting in positioning during steel pipe machining, and the placement stability of the steel pipe is improved.

In the automatic rust removal equipment for the inner wall of the steel pipe of the embodiment, the automatic rust removal equipment further comprises a control system electrically connected with a driving part in the rust removal equipment, and the automation of steel pipe machining is realized.

The preferred embodiments of the present invention have been described in detail, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention, and the various changes are included in the scope of the present invention.

Claims (10)

1. Automatic rust cleaning equipment of steel pipe inner wall, its characterized in that includes:

the feeding bin (1) is internally provided with a feeding device (11), the feeding device (11) is used for supporting the horizontally placed steel pipes and sequentially and horizontally conveying the steel pipes to the next position, and the steel pipes are perpendicular to the conveying direction of the feeding device (11);

the first driving unit (12) is connected with the feeding device (11), and the first driving unit (12) is used for driving the feeding device (11) to move so as to sequentially and horizontally convey the steel pipes in the feeding bin (1) to the next position;

the horizontal conveying device (2) is positioned at the conveying end of the feeding device (11), and an overlapping part exists between the horizontal conveying device (2) and the feeding device (11) in the feeding direction so as to receive the steel pipes on the feeding device (11) and sequentially convey the steel pipes to the next position;

the discharging device (3) is provided with a first discharging slope (311) and a first stopper (32), an overlapping part exists between one end of the high position of the first discharging slope (311) and the horizontal conveying device (2) in the feeding direction, the discharging device (3) is used for receiving the steel pipes conveyed by the horizontal conveying device (2) and enabling the steel pipes to roll to the first stopper (32) automatically in sequence through the first discharging slope (311), and the first stopper (32) is used for stopping the steel pipes automatically rolled from the first discharging slope (311);

the lifting device (4) comprises a second driving unit (41) and a lifter, the lifter is provided with a second discharging slope (422) and a second stopper (43), an overlapping part exists between the second discharging slope (422) and the first discharging slope (311) in the feeding direction, the second stopper (43) is positioned at the lower end of the second discharging slope (422), the second driving unit (41) is used for driving the lifter to move up and down, the lifter is used for pushing a steel pipe to pass through the first stopper (32) and then automatically roll to the second stopper (43) from the second discharging slope (422) in sequence, and the second stopper (43) is used for stopping the steel pipe which rolls down from the second discharging slope (422);

the material distributing device (5) comprises a bracket (51), a translation driving unit (52) and a lifting driving unit (53), wherein the translation driving unit (52) is used for driving the bracket (51) to translate, and the lifting driving unit (53) is used for driving the bracket (51) to lift; a limiting groove (614) for positioning the steel pipe is formed in the bracket (51); the bracket (51) is used for conveying the steel pipe at the second discharging slope (422) to the next position for rust removal and conveying the processed steel pipe to the discharging bin (7);

the rust removing device (6) comprises a rust removing clamp (61) and a rust remover (62), wherein the rust removing clamp (61) is used for automatically clamping the steel pipe conveyed by the bracket (51) and automatically loosening the steel pipe after the rust removing of the steel pipe is finished, and the rust remover (62) is used for removing rust from the inner wall of the steel pipe in the rust removing clamp (61);

the discharging bin (7) is used for containing the processed steel pipes, is provided with a third discharging slope (71), and the third discharging slope (71) is used for receiving the processed steel pipes conveyed by the bracket (51) and is used for automatically rolling the processed steel pipes into the discharging bin (7).

2. The automatic rust removing device for the inner wall of the steel pipe according to claim 1, wherein the rust remover (62) comprises a polisher (621), a rotary driver (622) and a first linear driver (623), one end of the polisher (621) is connected with the rotary driver (622) and then is arranged on the first linear driver (623), the first linear driver (623) drives the polisher (621) to move in the steel pipe, and the rotary driver (622) drives the polisher (621) to rotate so as to polish and remove rust on the inner wall of the steel pipe.

3. An automatic rust removing apparatus for inner walls of steel pipes according to claim 2, further comprising a paint spraying device for spraying paint on the inner walls of the steel pipes after rust removal, the paint spraying device comprising a paint spraying machine (811) and a paint spraying jig, the bracket (51) further being adapted to convey the steel pipes after rust removal to the paint spraying jig, the paint spraying jig being adapted to clamp the steel pipes conveyed by the bracket (51) for paint spraying by the paint spraying machine (811), and to be automatically released after the paint spraying of the steel pipes is completed.

4. An automatic rust removing apparatus for the inner wall of a steel pipe according to claim 3, wherein the paint spraying means has two sets of first paint spraying means (81) and second paint spraying means (84) respectively located at the front and rear positions of the opposite sides of the feeding direction of the carriage (51), the first paint spraying means (81) being adapted to extend from one end of the steel pipe into the steel pipe for paint spraying, the second paint spraying means (84) being adapted to extend from the other end of the steel pipe into the steel pipe for paint spraying, and the sum of the paint spraying distance of the first paint spraying means (81) in the steel pipe and the paint spraying distance of the second paint spraying means (84) in the steel pipe being equal to or greater than the length of the steel pipe.

5. An automatic rust removing apparatus for the inner wall of a steel pipe according to claim 3, wherein the paint spraying machine (811) comprises a paint spraying gun (813), a gun barrel (814) and a second linear driver (815), the paint spraying gun (813) is connected with the gun barrel (814) and then mounted on the second linear driver (815), and the second linear driver (815) is used for driving the paint spraying gun (813) and the gun barrel (814) to move so that the gun barrel (814) enters the steel pipe to spray paint on the inner wall of the steel pipe.

6. An automatic rust removing device for the inner wall of a steel pipe according to claim 3, further comprising a code spraying device (82), wherein the code spraying device (82) is used for spraying codes on the surface of the steel pipe.

7. The automatic rust removing device for the inner wall of the steel pipe according to claim 6, wherein the code spraying device (82) comprises a code spraying machine (821), a code spraying gun (822) and a moving unit, the code spraying machine (821) is connected with the code spraying gun (822), the code spraying gun (822) is installed on the moving unit, and the moving unit is used for driving the code spraying gun (822) to move to a specified position.

8. The automatic rust removing device for inner walls of steel pipes according to claim 7, wherein the moving unit comprises a horizontal transverse guide rail (823), a transverse driving cylinder (824), a second mounting plate (825) and a horizontal longitudinal guide rail (826), one end of the second mounting plate (825) is slidably arranged on the horizontal transverse guide rail (823), the second mounting plate (825) is connected with the transverse driving cylinder (824), the transverse driving cylinder (824) is used for driving the horizontal transverse guide rail (823) to slide, the horizontal longitudinal guide rail (826) is arranged on the second mounting plate (825), and the code spraying gun (822) is slidably arranged on the horizontal longitudinal guide rail (826).

9. An automatic rust removing apparatus for the inner wall of steel pipe according to claim 1, characterized in that a plurality of sets of positioning recesses are distributed on the carriage (51) along the conveying direction of the steel pipe, each set of positioning recesses includes at least two adjacent positioning grooves (511) for simultaneously conveying a corresponding number of steel pipes, and the conveying distance of each adjacent two devices within the conveying range of the carriage (51) corresponds to one set of positioning recesses for conveying the steel pipes.

10. An automatic rust removing apparatus for the inner wall of a steel pipe according to claim 1, further comprising a control system electrically connected to the driving part of the rust removing apparatus.