阅读说明：本技术 一种金属表面除锈防锈处理设备及其工艺方法 (Metal surface rust removing and preventing treatment equipment and process method thereof ) 是由 张雪影 于 2021-07-17 设计创作，主要内容包括：本发明属于金属加工技术领域,尤其为一种金属表面除锈防锈处理设备及其工艺方法,包括U型安装座、除锈液箱、防锈液箱和固定架,所述U型安装座的上表面固定连接有凹型连接台,所述U型安装座的左侧面固定安装有控制面板,所述凹型连接台的内部设有滑动连接块,所述滑动连接块的右侧面开设有第一螺纹孔。本发明通过设置除锈液箱和防锈液箱与第一固定板和第二固定板配合,能够将除锈液箱和防锈液箱利用支撑板分别安装在固定架的左右两侧,使U型板能够带动工件在第一固定板和第二固定板下方进行移动,通过工件不断的移动,实现了金属表面处理过程中的除锈液喷涂、金属工件除锈和防锈液的涂刷,提高了除锈和防锈工艺的效率。(The invention belongs to the technical field of metal processing, and particularly relates to a metal surface rust removing and preventing treatment device and a process method thereof. According to the invention, the rust removing liquid tank and the rust preventing liquid tank are matched with the first fixing plate and the second fixing plate, so that the rust removing liquid tank and the rust preventing liquid tank can be respectively arranged at the left side and the right side of the fixing frame by utilizing the supporting plates, the U-shaped plate can drive the workpiece to move below the first fixing plate and the second fixing plate, through continuous movement of the workpiece, the spraying of the rust removing liquid, the rust removing of the metal workpiece and the coating of the rust preventing liquid in the metal surface treatment process are realized, and the efficiency of the rust removing and preventing process is improved.)

1. The utility model provides a metal surface rust cleaning rust-resistant treatment equipment and its processing method, includes U type mount pad (1), rust cleaning liquid case (22), rust cleaning liquid case (33) and mount (40), its characterized in that: the upper surface of the U-shaped mounting seat (1) is fixedly connected with a concave connecting table (3), a control panel (15) is fixedly mounted on the left side surface of the U-shaped mounting seat (1), a sliding connecting block (19) is arranged inside the concave connecting table (3), a first threaded hole (18) is formed in the right side surface of the sliding connecting block (19), a lead screw (5) is connected with the inner threads of the first threaded hole (18), a first bearing (6) is fixedly embedded in the inner side wall of the U-shaped mounting seat (1), the left end and the right end of the lead screw (5) are fixedly connected with the inner rings of the two first bearings (6) respectively, a speed reducing motor (7) is fixedly mounted on the right side surface of the U-shaped mounting seat (1), the output end of the speed reducing motor (7) is fixedly connected with the right end of the lead screw (5), and a U-shaped plate (12) is fixedly connected with the upper surface of the sliding connecting block (19), second threaded holes (9) are formed in the left side surface and the right side surface of the U-shaped plate (12), an adjusting threaded rod (13) is connected to the inner portion of each second threaded hole (9) in a threaded mode, and one ends, close to each other, of the two adjusting threaded rods (13) are fixedly connected with fixed clamping plates (10);

the bottom surface of the rust removing liquid box (22) is fixedly connected with a first fixing plate (24), the bottom surface of the rust removing liquid box (22) is fixedly communicated with a connecting pipe (31), the bottom end of the connecting pipe (31) penetrates through the first fixing plate (24) and extends to the lower portion of the first fixing plate (24), the bottom end of the connecting pipe (31) is fixedly communicated with a high-pressure spraying disc (25), the bottom surface of the rust removing liquid box (33) is fixedly connected with a second fixing plate (34), the bottom surface of the rust removing liquid box (33) is fixedly communicated with an extension pipe (37), the bottom end of the extension pipe (37) is fixedly communicated with a smearing disc (36), the bottom surface of the smearing disc (36) is fixedly connected with symmetrical smearing brushes (27), the upper surface of a fixing frame (40) is fixedly embedded with symmetrical second bearings (39), and the inner ring of each second bearing (39) is fixedly connected with a rotating shaft (38), every the equal fixed mounting in surface of pivot (38) has gear (28), and two gears (28) mesh mutually, every the equal fixedly connected with rust cleaning brush (29) of surface of pivot (38), the last fixed surface of mount (40) installs driving motor (42), the output of driving motor (42) and the top fixed connection of a pivot (38).

2. The metal surface rust removing and preventing treatment equipment and the process method thereof as claimed in claim 1, wherein: three mounting holes (4) of group have all been seted up to the front of platform (3) is connected to the concave type and the back that platform (3) is connected to the concave type, the bottom surface of first fixed plate (24) and the equal fixedly connected with symmetrical backup pad (26) in bottom surface of second fixed plate (34), two sets of the left and right sides face fixed connection of platform (3) is connected through mounting hole (4) and concave type to a side that backup pad (26) are close to each other, symmetrical fixed orifices (41) have all been seted up to the left and right sides face of mount (40), mount (40) are connected platform (3) fixed connection through fixed orifices (41) and mounting hole (4) and concave type.

3. The metal surface rust removing and preventing treatment equipment and the process method thereof as claimed in claim 1, wherein: symmetrical sliding grooves (16) are formed in the inner wall of the concave connecting table (3), each sliding groove (16) is internally and uniformly clamped with a sliding block (17) matched with the corresponding sliding groove (16), and two sliding blocks (17) are fixedly connected with the top end of a sliding connecting block (19) and the bottom end of the sliding connecting block (19) on one side close to each other.

4. The metal surface rust removing and preventing treatment equipment and the process method thereof as claimed in claim 1, wherein: two the equal fixedly connected with of one end that adjusting threaded rod (13) kept away from each other adjusts runner (8), two the equal fixedly connected with in a side that adjusting runner (8) kept away from each other changes handle (14).

5. The metal surface rust removing and preventing treatment equipment and the process method thereof as claimed in claim 1, wherein: two the equal fixedly connected with protection pad (11) in a side that solid fixed splint (10) are close to each other, two anti-skidding line has all been seted up to a side that protection pad (11) are close to each other.

6. The metal surface rust removing and preventing treatment equipment and the process method thereof as claimed in claim 1, wherein: the equal fixedly connected with booster pump (32) of upper surface of first fixed plate (24) and the upper surface of second fixed plate (34), the right flank of first fixed plate (24) and the right flank of second fixed plate (34) all with the fixed intercommunication of output of booster pump (32).

7. The metal surface rust removing and preventing treatment equipment and the process method thereof as claimed in claim 1, wherein: the upper surface of rust removing liquid case (22) and the upper surface of rust-resistant liquid case (33) all fixed intercommunication have a screw thread section of thick bamboo (21), every the equal threaded connection in top of screw thread section of thick bamboo (21) has sealed lid (20), the front of rust removing liquid case (22) and the front of rust-resistant liquid case (33) all are equipped with liquid level window (23).

8. The metal surface rust removing and preventing treatment equipment and the process method thereof as claimed in claim 1, wherein: the rust removing device is characterized in that hanging plates (30) are fixedly connected to the left side face and the right side face of the rust removing liquid box (22) and the left side face and the right side face of the rust preventing liquid box (33), and two groups of symmetrical supporting legs (2) are fixedly connected to the bottom face of the U-shaped mounting seat (1).

9. The metal surface rust removing and preventing treatment equipment and the process method thereof as claimed in claim 1, wherein: the inner top wall of the second fixing plate (34) is fixedly connected with symmetrical limiting springs (35), and the bottom end of each limiting spring (35) is fixedly connected with the upper surface of the smearing plate (36).

10. The metal surface rust removing and preventing treatment equipment and the process method thereof as claimed in claim 1, wherein the process flow is as follows:

step one, equipment installation and debugging;

step two, clamping and installing the metal piece on a device workpiece fixing mechanism;

thirdly, spraying a rust removing solution on the surface of the metal plate;

step four, the equipment carries out rust removal treatment on the metal surface;

coating an antirust solution on the surface of the metal;

sixthly, drying the metal;

and step seven, storing the metal workpieces in a classified manner.

Technical Field

The invention relates to the technical field of metal processing, in particular to a metal surface rust removing and preventing treatment device and a process method thereof.

Background

Metal processing refers to the production activities of human beings for processing metal elements or materials with metal characteristics mainly composed of the metal elements, the progress of human society is closely related to the processing and application of metal materials, the metal processing is called metalworking for short, the metal processing is a process technology for processing metal materials into articles, parts and components, the process technology comprises large parts of bridges, ships and the like, and even fine components of engines, jewels and wristwatches, and the metal processing is widely applied to different fields of science, industry, artworks, handicraft and the like.

The metal is a substance with the properties of luster, high ductility, easy electric conduction, heat conduction and the like, the above characteristics of the metal are related to free electrons contained in a metal crystal, the metal can generate oxidation reaction when exposed in humid air for a long time, the metal surface can generate rust after the oxidation reaction, the metal processing use is influenced, the metal surface needs to be subjected to rust removal and rust prevention treatment before the metal processing, the existing metal surface rust removal equipment generally adopts polishing rust removal, the rust removal effect is poor, manual rust prevention treatment is required after the rust removal, the rust prevention agent cannot be sprayed on the polished metal plate at the same time, the next metal plate can be polished after the spraying is finished, and the polishing time is wasted.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a metal surface rust removing and preventing treatment device and a process method thereof, which solve the problems that the prior metal surface rust removing device usually adopts polishing rust removing, has poor rust removing effect, needs manual rust preventing treatment after rust removing, cannot spray rust preventing agent on a polished metal plate at the same time, needs to polish the next metal plate after spraying, and wastes polishing time.

In order to achieve the purpose, the invention provides the following technical scheme: a metal surface rust removal and prevention treatment device and a process method thereof comprise a U-shaped mounting seat, a rust removal liquid box, a rust prevention liquid box and a fixing frame, wherein the upper surface of the U-shaped mounting seat is fixedly connected with a concave connecting table, the left side surface of the U-shaped mounting seat is fixedly provided with a control panel, the inside of the concave connecting table is provided with a sliding connecting block, the right side surface of the sliding connecting block is provided with a first threaded hole, the inside of the first threaded hole is in threaded connection with a screw rod, the inner side wall of the U-shaped mounting seat is fixedly embedded with a first bearing, the left end and the right end of the screw rod are respectively and fixedly connected with the inner rings of two first bearings, the right side surface of the U-shaped mounting seat is fixedly provided with a speed reduction motor, the output end of the speed reduction motor is fixedly connected with the right end of the screw rod, the upper surface of the sliding connecting block is fixedly connected with a U-shaped plate, and the left side surface and the right side surface of the U-shaped plate are both provided with second threaded holes, every the equal threaded connection in inside of second screw hole has adjusting threaded rod, two the equal fixedly connected with solid fixed splint of one end that adjusting threaded rod is close to each other.

The bottom surface of the rust removing liquid box is fixedly connected with a first fixing plate, the bottom surface of the rust removing liquid box is fixedly communicated with a connecting pipe, the bottom end of the connecting pipe penetrates through the first fixing plate and extends to the lower part of the first fixing plate, the bottom end of the connecting pipe is fixedly communicated with a high-pressure spraying disc, the bottom surface of the rust removing liquid box is fixedly connected with a second fixing plate, the bottom surface of the rust removing liquid box is fixedly communicated with a telescopic pipe, the bottom end of the telescopic pipe is fixedly communicated with a smearing disc, the bottom surface of the smearing disc is fixedly connected with symmetrical smearing brushes, the upper surface of the fixing frame is fixedly embedded with symmetrical second bearings, the inner ring of each second bearing is fixedly connected with a rotating shaft, the outer surface of each rotating shaft is fixedly provided with a gear, the two gears are meshed with each other, the outer surface of each rotating shaft is fixedly connected with a rust removing brush, and the upper surface of the fixing frame is fixedly provided with a driving motor, the output end of the driving motor is fixedly connected with the top end of one rotating shaft.

As a preferred technical scheme of the present invention, three sets of mounting holes are respectively formed in the front surface of the concave connecting table and the back surface of the concave connecting table, symmetrical support plates are fixedly connected to the bottom surface of the first fixing plate and the bottom surface of the second fixing plate, one side surface of each of the two sets of support plates, which is close to each other, is fixedly connected to the left and right side surfaces of the concave connecting table through the mounting holes, symmetrical fixing holes are respectively formed in the left and right side surfaces of the fixing frame, and the fixing frame is fixedly connected to the concave connecting table through the fixing holes and the mounting holes.

As a preferable technical scheme of the invention, symmetrical sliding grooves are formed in the inner wall of the concave connecting table, sliding blocks matched with the sliding grooves are clamped in the sliding grooves, and one side face, close to each other, of each sliding block is fixedly connected with the top end of the sliding connecting block and the bottom end of the sliding connecting block respectively.

As a preferable technical scheme of the invention, one ends of the two adjusting threaded rods, which are far away from each other, are fixedly connected with adjusting rotating wheels, and one side surfaces of the two adjusting rotating wheels, which are far away from each other, are fixedly connected with rotating handles.

As a preferable technical scheme of the invention, one side surface, close to each other, of each of the two fixing clamping plates is fixedly connected with a protection pad, and one side surface, close to each other, of each of the two protection pads is provided with anti-skid grains.

As a preferable technical scheme of the invention, the upper surface of the first fixing plate and the upper surface of the second fixing plate are both fixedly connected with a booster pump, and the right side surface of the first fixing plate and the right side surface of the second fixing plate are both fixedly communicated with the output end of the booster pump.

As a preferred technical scheme of the invention, the upper surface of the rust removing liquid box and the upper surface of the rust preventing liquid box are fixedly communicated with threaded cylinders, the top end of each threaded cylinder is in threaded connection with a sealing cover, and the front surfaces of the rust removing liquid box and the rust preventing liquid box are respectively provided with a liquid level window.

According to a preferable technical scheme of the invention, the left side surface and the right side surface of the rust removing liquid box and the left side surface and the right side surface of the rust preventing liquid box are both fixedly connected with hanging plates, and the bottom surface of the U-shaped mounting seat is fixedly connected with two groups of symmetrical supporting legs.

As a preferred technical scheme of the present invention, symmetrical limiting springs are fixedly connected to an inner top wall of the second fixing plate, and a bottom end of each limiting spring is fixedly connected to an upper surface of the smearing plate.

As a preferred technical scheme of the invention, the process flow is as follows: step one, equipment installation and debugging; step two, clamping and installing the metal piece on a device workpiece fixing mechanism; thirdly, spraying a rust removing solution on the surface of the metal plate; step four, the equipment carries out rust removal treatment on the metal surface; coating an antirust solution on the surface of the metal; sixthly, drying the metal; and step seven, storing the metal workpieces in a classified manner.

Compared with the prior art, the invention provides a metal surface rust removing and preventing treatment device and a process method thereof, which have the following beneficial effects:

1. the metal surface rust removing and rust preventing treatment equipment and the process method thereof can install the fixed frame in the middle of the concave connecting table by arranging the U-shaped mounting seat and the concave connecting table to be matched with the fixed frame, a sliding connecting block is arranged in the concave connecting table, a U-shaped plate is arranged on the sliding connecting block, before the metal surface is polished, a metal workpiece is placed on the U-shaped plate, the rotating handles on the two rotating wheels are rotated, so that the rotating wheels drive the adjusting threaded rods to rotate in a threaded manner under the matching of the second threaded holes, the metal workpiece is fixed on the U-shaped plate by using the two fixing clamping plates, through setting up rust cleaning liquid case and rust-resistant liquid case and first fixed plate and the cooperation of second fixed plate, can utilize the backup pad to install the left and right sides at the mount respectively rust cleaning liquid case and rust-resistant liquid case, make the U template can drive the work piece and remove in first fixed plate and second fixed plate below.

2. The metal surface rust removing and rust preventing treatment equipment and the process method thereof are characterized in that when metal rust removing and rust preventing treatment is carried out, a speed reducing motor is started, a screw rod is matched with a thread of a sliding connecting block, a U-shaped plate drives a metal workpiece to firstly pass below a first fixing plate, a booster pump is matched with a high-pressure spray disc below the first fixing plate, rust removing liquid in a rust removing liquid box can be sprayed on the metal surface, then the metal workpiece enters a fixing frame to be subjected to rust removing along with the rotation of the screw rod, a driving motor provides power inside the fixing frame, a rotating shaft drives a rust removing brush to carry out rust removing treatment on the surface of the metal workpiece under the matching of two gears, the metal workpiece subjected to rust removing treatment moves below a second fixing plate, a limiting spring and a telescopic pipe are matched with the coating disc, and the rust preventing liquid in the rust removing liquid box is coated on the surface of the metal workpiece subjected to rust removing by the coating brush, through the continuous removal of work piece, realized rust cleaning liquid spraying, metal workpiece rust cleaning and the applying paint of antirust liquid in the metal surface treatment process, improved the efficiency of rust cleaning and rust-resistant technology, solved current metal surface rust cleaning equipment and adopted the rust cleaning of polishing usually, the rust cleaning effect is relatively poor, and still need the manual work to carry out the rust cleaning after the rust cleaning finishes, can not spray the antirust agent to the metal sheet that has polished simultaneously, need spray and can polish next metal sheet again after accomplishing, the time of polishing is wasted.

Drawings

FIG. 1 is a front cross-sectional view of a U-shaped mount of the present invention;

FIG. 2 is a cross-sectional top view of the female connection station of the present invention;

FIG. 3 is a schematic perspective view of the rust removing liquid spraying mechanism of the present invention;

FIG. 4 is a schematic perspective view of the rust preventive liquid applying mechanism according to the present invention;

FIG. 5 is a schematic perspective view of the rust removing mechanism of the present invention;

FIG. 6 is a process flow diagram of the rust removing and preventing treatment of the metal surface.

In the figure: 1. a U-shaped mounting seat; 2. supporting legs; 3. a concave connecting table; 4. mounting holes; 5. a screw rod; 6. a first bearing; 7. a reduction motor; 8. adjusting the rotating wheel; 9. a second threaded hole; 10. fixing the clamping plate; 11. a protective pad; 12. a U-shaped plate; 13. adjusting the threaded rod; 14. turning a handle; 15. a control panel; 16. a chute; 17. a slider; 18. a first threaded hole; 19. a sliding connection block; 20. a sealing cover; 21. a threaded barrel; 22. a rust removing liquid box; 23. a liquid level window; 24. a first fixing plate; 25. high-pressure spray disc; 26. a support plate; 27. coating and brushing; 28. a gear; 29. a rust removing brush; 30. hanging a card; 31. a connecting pipe; 32. a booster pump; 33. an antirust liquid tank; 34. a second fixing plate; 35. a limiting spring; 36. coating a disc; 37. a telescopic pipe; 38. a rotating shaft; 39. a second bearing; 40. a fixed mount; 41. a fixing hole; 42. the motor is driven.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-6, in the present embodiment: a metal surface rust removing and rust preventing treatment device and a process method thereof comprise a U-shaped mounting seat 1, a rust removing liquid box 22, a rust preventing liquid box 33 and a fixing frame 40, wherein the upper surface of the U-shaped mounting seat 1 is fixedly connected with a concave connecting table 3, the left side surface of the U-shaped mounting seat 1 is fixedly provided with a control panel 15, the inside of the concave connecting table 3 is provided with a sliding connecting block 19, the right side surface of the sliding connecting block 19 is provided with a first threaded hole 18, the inside of the first threaded hole 18 is in threaded connection with a screw rod 5, the inner side wall of the U-shaped mounting seat 1 is fixedly embedded with a first bearing 6, the left end and the right end of the screw rod 5 are respectively and fixedly connected with inner rings of the two first bearings 6, the right side surface of the U-shaped mounting seat 1 is fixedly provided with a speed reducing motor 7, the output end of the speed reducing motor 7 is fixedly connected with the right end of the screw rod 5, the upper surface of the sliding connecting block 19 is fixedly connected with a U-shaped plate 12, the left side surface and the right side surface of the U-shaped plate 12 are both provided with second threaded holes 9, the inside equal threaded connection of every second screw hole 9 has adjusting threaded rod 13, and the equal fixedly connected with solid fixed splint 10 of one end that two adjusting threaded rod 13 are close to each other.

A first fixing plate 24 is fixedly connected to the bottom surface of the rust removing liquid tank 22, a connecting pipe 31 is fixedly communicated with the bottom surface of the rust removing liquid tank 22, the bottom end of the connecting pipe 31 penetrates through the first fixing plate 24 and extends to the lower part of the first fixing plate 24, a high-pressure spray disc 25 is fixedly communicated with the bottom end of the connecting pipe 31, a second fixing plate 34 is fixedly connected to the bottom surface of the rust removing liquid tank 33, an extension pipe 37 is fixedly communicated with the bottom surface of the rust removing liquid tank 33, an applying disc 36 is fixedly communicated with the bottom end of the extension pipe 37, symmetrical applying brushes 27 are fixedly connected to the bottom surface of the applying disc 36, symmetrical second bearings 39 are fixedly embedded on the upper surface of a fixing frame 40, rotating shafts 38 are fixedly connected to the inner rings of the second bearings 39, gears 28 are fixedly mounted on the outer surface of each rotating shaft 38, the two gears 28 are meshed, a rust removing brush 29 is fixedly connected to the outer surface of each rotating shaft 38, and a driving motor 42 is fixedly mounted on the upper surface of the fixing frame 40, the output end of the driving motor 42 is fixedly connected with the top end of a rotating shaft 38.

In this embodiment, three mounting holes 4 of group have all been seted up to the front of platform 3 is connected to the concave type and the back of platform 3 is connected to the concave type, the symmetrical backup pad 26 of the equal fixedly connected with in bottom surface of the bottom surface of first fixed plate 24 and second fixed plate 34, the left and right sides face fixed connection of platform 3 is connected through mounting hole 4 and concave type to a side that two sets of backup pads 26 are close to each other, symmetrical fixed orifices 41 has all been seted up to the left and right sides face of mount 40, mount 40 passes through fixed orifices 41 and mounting hole 4 and concave type connection platform 3 fixed connection, can make things convenient for equipment to assemble.

Symmetrical spout 16 has been seted up to the inner wall of concave type connection platform 3, the equal joint in inside of every spout 16 has the slider 17 with 16 looks adaptations of spout, two sliders 17 a side that are close to each other respectively with sliding connection piece 19's top and sliding connection piece 19's bottom fixed connection, can guarantee the stability that sliding connection piece 19 removed, the equal fixedly connected with of one end that two adjusting screw rod 13 kept away from each other adjusts runner 8, two equal fixedly connected with in a side that adjusting runner 8 kept away from each other change 14, the convenience presss from both sides the work piece tightly fixedly.

The equal fixedly connected with in a side that two solid fixed splint 10 are close to each other protects and fills up 11, two sides that protect and fill up 11 and be close to each other have all seted up anti-skidding line, can play the effect of protecting the work piece, the equal fixedly connected with booster pump 32 in upper surface of the upper surface of first fixed plate 24 and the upper surface of second fixed plate 34, the right flank of first fixed plate 24 and the right flank of second fixed plate 34 all communicate with booster pump 32's the output is fixed, play the effect of pressure boost, the equal fixed intercommunication in upper surface of rust cleaning liquid case 22 and the upper surface of rust-resistant liquid case 33 has a threaded section of thick bamboo 21, the equal threaded connection in top of every threaded section of thick bamboo 21 has sealed lid 20, rust cleaning liquid case 22's the front and rust-resistant liquid case 33's front all is equipped with liquid level window 23, can observe the liquid level condition, in time, be convenient for in time supply.

The left and right sides face of rust removing liquid case 22 and the left and right sides face of rust-resistant liquid case 33 all fixedly connected with hang tablet 30, the bottom surface fixedly connected with two sets of symmetrical supporting legs 2 of U type mount pad 1 can play the effect of supporting, the interior roof fixedly connected with symmetrical spacing spring 35 of second fixed plate 34, the bottom of every spacing spring 35 all with scribble the upper surface fixed connection of dish 36, can use the metal work piece of different sizes.

The invention relates to a metal surface rust removing and preventing treatment device and a process method thereof, wherein the process flow comprises the following steps:

step one), equipment installation and debugging;

step two), clamping and installing the metal piece on a device workpiece fixing mechanism;

step three), spraying a rust removing solution on the surface of the metal plate;

step four), the equipment performs rust removal treatment on the metal surface;

step five), brushing an antirust solution on the surface of the metal;

step six), drying the metal;

and step seven), classifying and storing the metal workpieces.

The working principle and the using process of the invention are as follows: when in use, the U-shaped mounting seat 1 is matched with the supporting leg 2 and placed in a processing workshop, then the fixing frame 40 is matched with the mounting hole 4 on the concave connecting table 3 through the fixing hole 41 on the fixing frame 40, the fixing frame 40 is installed in the middle of the concave connecting table 3, the mounting hole 4 is matched with the supporting plate 26, the first fixing plate 24 and the second fixing plate 34 are respectively installed on the concave connecting table 3, so that the rust removing liquid tank 22 and the rust preventing liquid tank 33 are respectively positioned at the left side and the right side of the fixing frame 40, the U-shaped plate 12 can drive a workpiece to move below the first fixing plate 24 and the second fixing plate 34, a device power supply is switched on, when metal rust removing and preventing treatment is carried out, the speed reducing motor 7 is started, the U-shaped plate 12 drives the metal workpiece to firstly pass below the first fixing plate 24 and below the first fixing plate 24 by utilizing the threaded fit of the screw rod 5 and the sliding connecting block 19, through the cooperation of the booster pump 32 and the high-pressure spray disc 25, the rust removing liquid in the rust removing liquid tank 22 is sprayed on the metal surface, then along with the rotation of the screw rod 5, the metal workpiece enters the fixed frame 40 to remove rust, the driving motor 42 provides power in the fixed frame 40, under the cooperation of the two gears 28, the rotating shaft 38 drives the rust removing brush 29 to remove rust on the surface of the metal workpiece, the metal workpiece after the rust removing treatment moves to the lower part of the second fixed plate 34, the coating disc 36 is matched through the limiting spring 35 and the extension tube 37, the rust removing liquid in the rust removing liquid tank 33 is coated on the surface of the metal workpiece after the rust removing by the coating brush 27, and the integrated operation of the rust removing process is realized.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.