1. The utility model provides an anticorrosive nonrust steel pipe processing equipment, includes supporting mechanism (1), the supporting mechanism (1) surface is provided with and is waited to process pipe fitting (2), its characterized in that: the device also comprises a processing mechanism (3);

the supporting mechanism (1) comprises a supporting chassis (4); two limiting support outer rollers (5) which are symmetrically arranged are rotatably connected between the inner surfaces of the support underframe (4); the positions of the surface of the supporting underframe (4) and corresponding to the two limiting supporting outer rollers (5) are both fixedly connected with a servo driving motor (6); one end of the output shaft of each servo driving motor (6) is fixedly connected with the corresponding position limiting support outer roller (5); the side surface of the supporting underframe (4) is also fixedly connected with a limiting component (7);

the machining mechanism (3) comprises a driving seat (8); a screw rod transmission assembly (9) is fixedly arranged between the inner surfaces of the driving seats (8); the surface of the driving seat (8) is provided with two guide grooves; the top surface of the driving seat (8) is connected with a movable base (10) in a sliding way through a guide groove; the peripheral side surface of the screw rod transmission assembly (9) is connected with a movable base (10); an electric rotating platform (11) is fixedly arranged on the surface of the movable base (10); the top surface of the electric rotating platform (11) is fixedly connected with a supporting main frame (12); two side surfaces of the main supporting frame (12) are provided with limiting sliding grooves; two electric main push rods (13) are fixedly arranged in the supporting main frame (12); the top ends of the two electric main push rods (13) are fixedly connected with a lifting seat (14); the peripheral side surface of the lifting seat (14) is in sliding connection with the supporting main frame (12) through a limiting sliding chute; a top beam (15) is fixedly arranged on the surface of the lifting seat (14);

the surface of the top beam (15) is respectively and fixedly provided with a paint storage assembly (16) and a negative pressure dust suction pump (17);

two symmetrically arranged negative pressure dust collection shaft tubes (18) are rotatably connected between the inner surfaces of the top beams (15); the surface of the top beam (15) and the positions corresponding to the two negative pressure dust collection shaft tubes (18) are fixedly connected with auxiliary motors (19); one end of the output shaft of the two auxiliary motors (19) is respectively and fixedly connected with the negative pressure dust collection shaft tube (18) at the corresponding position; the peripheral side surfaces of the two negative pressure dust absorption shaft tubes (18) are respectively provided with a plurality of groups of negative pressure dust absorption holes (20) distributed in a circumferential array; the circumferential side surfaces of the two negative pressure dust collection shaft tubes (18) are respectively and fixedly provided with a forward spiral brush component (21) and a reverse spiral brush component (22); an air distribution pipe (23) is fixedly arranged on one side surface of the top beam (15); one ends of the two negative pressure dust collection shaft tubes (18) are rotatably communicated with the air distribution tube (23); one end of a negative pressure air suction port of the negative pressure dust suction pump (17) is fixedly communicated with an air distribution pipe (23) through a pipeline;

an annular driving assembly (24) is fixedly arranged between the inner surfaces of the top beams (15); the circumferential side surface of the annular driving component (24) is connected with an annular sanding belt (25); the surface of the annular polishing abrasive belt (25) is matched with the pipe fitting (2) to be processed; a group of symmetrically arranged damping buffer pieces (26) is fixedly connected to the bottom surface of the top beam (15); the bottom ends of the damping buffer pieces (26) are fixedly connected with floating pressure seats (27); a pressing wheel (28) matched with the pipe fitting (2) to be processed is rotatably connected between the inner surfaces of the floating pressing seats (27);

the side surface of the top beam (15) is respectively and fixedly connected with a polishing seat (29) and a paint spraying mechanism (30); a grinding wheel (31) is rotatably connected between the inner surfaces of the grinding seats (29); a linear motor (32) matched with the grinding wheel (31) is fixedly arranged on the surface of the grinding seat (29); one end of a paint outlet of the paint storage component (16) is matched with the paint spraying mechanism (30) through a pipeline.

2. The anti-corrosion stainless steel pipe machining equipment according to claim 1, wherein the limiting assembly (7) comprises two pressure push rods (33); the top ends of the two pressing push rods (33) are fixedly connected with limiting pressing seats (34); the surface of the limiting pressure seat (34) is rotationally connected with two limiting inner rollers (35) which are symmetrically arranged.

3. The apparatus for corrosion-resistant stainless steel pipe machining according to claim 1, wherein the painting mechanism (30) includes a connecting frame (36); a group of first electric auxiliary push rods (37) are fixedly arranged on the top surface of the connecting frame (36); the bottom ends of the first electric auxiliary push rods (37) are fixedly connected with adjusting seats (38); and a paint spraying pipe (39) is fixedly arranged between the inner surfaces of the adjusting seats (38).

4. The anti-corrosion stainless steel pipe processing equipment according to claim 3, wherein a group of paint spraying heads which are distributed in a linear array and the paint outlet direction of which is opposite to the lower part are fixedly arranged on the bottom surface of the paint spraying pipe (39); a paint baffle matched with the paint spraying head is also fixedly arranged on the side surface of the adjusting seat (38); a heating wire is embedded in the paint spraying pipe (39).

5. The apparatus for corrosion-resistant stainless steel pipe machining according to claim 1 wherein said paint storage assembly (16) comprises a paint storage tank; the surface of the paint storage box is fixedly provided with a paint supplementing head; the surface of the paint storage box is fixedly provided with a pump body; one end of the pump body paint inlet is communicated with the paint storage box; one end of the paint outlet of the pump body is communicated with a paint spraying pipe (39) through a metal hose; and the bottom surface of the paint storage box is fixedly provided with a heating module.

6. The apparatus for processing anti-corrosion stainless steel pipe according to claim 1, wherein the screw drive assembly (9) comprises a drive motor and a drive screw; one surface of the transmission motor is fixedly connected with the driving seat (8); both ends of the transmission screw rod are rotationally connected with the driving seat (8); one end of the output shaft of the transmission motor is fixedly connected with the transmission screw; the peripheral side surface of the transmission screw is connected with a movable base (10); and a group of rollers are fixedly arranged on the bottom surface of the movable base (10) and correspond to the two guide grooves.

7. The anti-corrosion stainless steel pipe processing equipment according to claim 1, wherein reinforcing ribs are fixedly arranged at the joints of the top beams (15) and the lifting seats (14); the peripheral side surfaces of the two limit inner rollers (35) are fixedly connected with limit abutting rings (40) matched with the pipe fitting (2) to be processed.

8. The apparatus for processing a corrosion-resistant stainless steel pipe according to claim 1, wherein the forward spiral brush assembly (21) and the reverse spiral brush assembly (22) are spirally opposite; the forward spiral brush assembly (21) and the reverse spiral brush assembly (22) both comprise lining spiral frameworks; the periphery of the lining spiral framework is wrapped with iron wire brushes.

9. The apparatus for processing anti-corrosion stainless steel pipe according to claim 1, wherein the annular sanding belt (25) is located between the forward spiral brush assembly (21) and the reverse spiral brush assembly (22); the paint spraying mechanism (30) is arranged on the rear side of the grinding wheel (31).

10. The process of any one of claims 1 to 9, comprising the steps of:

SS001, arranging the device, before working, fully lifting the top beam (15) through an electric main push rod (13) or rotating the top beam (15) by 90 degrees through an electric rotating platform (11), so as to conveniently and rapidly arrange the pipe fitting (2) to be processed into the supporting mechanism (1), before working, supplying paint to be sprayed into the paint storage assembly (16), after the pipe fitting is arranged, limiting the pipe fitting through a limiting assembly (7), and simultaneously arranging the device into a state shown in figure 1, after finishing arrangement, enabling a forward spiral brush assembly (21), a reverse spiral brush assembly (22), an annular polishing abrasive belt (25) and a polishing grinding wheel (31) to be attached to the surface of the pipe fitting through adjustment of the electric main push rod (13), and simultaneously fully compressing the pipe fitting through a pressing wheel (28);

SS002, the rust cleaning of polishing and spray paint, in operation, through the control to servo drive motor (6), make and wait to process pipe fitting (2) and rotate with the speed of settlement, forward spiral brush subassembly (21), reverse spiral brush subassembly (22) are the syntropy and rotate, screw drive subassembly (9) are with speed of settlement drive processing agency (3) and move forward, forward spiral brush subassembly (21), when reverse spiral brush subassembly (22) work, mechanism (30) of spraying paint, negative pressure dust absorption pump (17) and emery wheel (31) work of polishing, then the rust cleaning on automation realization pipe fitting surface, dust absorption and anticorrosive paint spraying work.

Background

After the stainless steel pipe is produced, due to the special material, the stainless steel pipe has certain antirust performance, but under severe environments, such as when the humidity in the air is too high or the stainless steel pipe is used underwater, the surface of the stainless steel tube still has a certain probability of breeding rust stains, in the prior art, for the stainless steel tube used in a severe environment, in order to enhance the surface corrosion resistance of the stainless steel pipe, the surface of the stainless steel pipe is often required to be sprayed with an anticorrosive coating, and a protective layer can be added on the surface of the stainless steel pipe by spraying the anticorrosive coating, so that the surface of the stainless steel pipe is prevented from directly contacting with the external environment, and the corrosion resistance of the stainless steel pipe is enhanced, however, when the existing stainless steel pipe is sprayed, stains on the surface of the stainless steel pipe need to be cleaned to ensure the spraying effect, however, the prior equipment is difficult to carry out the pre-cleaning and pre-derusting operation before the stainless steel pipe is processed integrally, so that the spraying effect is difficult to ensure.

Disclosure of Invention

The invention aims to provide anti-corrosion stainless steel pipe processing equipment and a process method thereof, which solve the problem that the existing stainless steel pipe processing equipment cannot pre-clean and pre-remove rust on the surface of a pipe fitting before spraying through the design of a processing mechanism and a spraying mechanism.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to anti-corrosion stainless steel pipe processing equipment which comprises a supporting mechanism, wherein a pipe fitting to be processed is arranged on the surface of the supporting mechanism; the device also comprises a processing mechanism; the support mechanism comprises a support chassis; two symmetrically arranged limiting support outer rollers are rotatably connected between the inner surfaces of the support bottom frames; servo driving motors are fixedly connected to the surfaces of the supporting bottom frames and the positions corresponding to the two limiting supporting outer rollers; one end of each output shaft of the two servo driving motors is fixedly connected with the limiting support outer roller at the corresponding position; the side surface of the supporting underframe is also fixedly connected with a limiting assembly;

the processing mechanism comprises a driving seat; a screw rod transmission assembly is fixedly arranged between the inner surfaces of the driving seats; the surface of the driving seat is provided with two guide grooves; the top surface of the driving seat is connected with a movable base in a sliding way through a guide groove; the peripheral side surface of the screw rod transmission assembly is connected with the movable base; an electric rotating platform is fixedly arranged on the surface of the movable base; the top surface of the electric rotating table is fixedly connected with a supporting main frame; two side surfaces of the main supporting frame are provided with limiting sliding grooves; two electric main push rods are fixedly arranged in the supporting main frame; the top ends of the two electric main push rods are fixedly connected with a lifting seat; the peripheral side surface of the lifting seat is in sliding connection with the supporting main frame through a limiting sliding chute; the surface of the lifting seat is fixedly provided with a top beam;

the surface of the top beam is respectively and fixedly provided with a paint storage assembly and a negative pressure dust suction pump;

two symmetrically arranged negative pressure dust collection shaft tubes are rotatably connected between the inner surfaces of the top beams; the surface of the top beam and the positions corresponding to the two negative pressure dust collection shaft tubes are fixedly connected with auxiliary motors; one end of each of the two auxiliary motor output shafts is fixedly connected with the corresponding negative pressure dust collection shaft tube; the circumferential side surfaces of the two negative pressure dust suction shaft tubes are respectively provided with a plurality of groups of negative pressure dust suction holes distributed in a circumferential array; the peripheral side surfaces of the two negative pressure dust collection shaft tubes are respectively and fixedly provided with a forward spiral brush component and a reverse spiral brush component; an air distribution pipe is fixedly arranged on one side surface of the top beam; one end of each negative pressure dust collection shaft tube is rotatably communicated with the air distribution pipe; one end of the negative pressure suction port of the negative pressure dust suction pump is fixedly communicated with the air distribution pipe through a pipeline;

an annular driving assembly is fixedly arranged between the inner surfaces of the top beams; the circumferential side surface of the annular driving component is connected with an annular polishing abrasive belt; the surface of the annular polishing abrasive belt is matched with a pipe fitting to be processed; the bottom surface of the top beam is fixedly connected with a group of symmetrically arranged damping buffer parts; the bottom ends of the damping buffer parts are fixedly connected with floating pressure seats; a pressing wheel matched with the pipe fitting to be processed is rotatably connected between the inner surfaces of the floating pressing seats;

the side surface of the top beam is respectively and fixedly connected with a polishing seat and a paint spraying mechanism; a grinding wheel is rotatably connected between the inner surfaces of the grinding seats; a linear motor matched with a grinding wheel is fixedly arranged on the surface of the grinding seat; one end of the paint outlet of the paint storage assembly is matched with the paint spraying mechanism through a pipeline.

Preferably, the limiting assembly comprises two pressure push rods; the top ends of the two pressure applying push rods are fixedly connected with limiting pressure seats; the surface of the limiting pressure seat is rotationally connected with two limiting inner rollers which are symmetrically arranged.

Preferably, the painting mechanism includes a connection frame; a group of first electric auxiliary push rods are fixedly arranged on the top surface of the connecting frame; the bottom ends of the first electric auxiliary push rods are fixedly connected with adjusting seats; and a paint spraying pipe is fixedly arranged between the inner surfaces of the adjusting seats.

Preferably, a group of paint spraying heads which are distributed in a linear array and are opposite to the lower part in the paint outlet direction are fixedly arranged on the bottom surface of the paint spraying pipe; a paint baffle matched with the paint spraying head is fixedly arranged on the side surface of the adjusting seat; the inside of the paint spraying pipe is embedded with a heating wire.

Preferably, the paint storage assembly comprises a paint storage tank; the surface of the paint storage box is fixedly provided with a paint supplementing head; the surface of the paint storage box is fixedly provided with a pump body; one end of the pump body paint inlet is communicated with the paint storage box; one end of the paint outlet of the pump body is communicated with the paint spraying pipe through a metal hose; and the bottom surface of the paint storage box is fixedly provided with a heating module.

Preferably, the screw rod transmission assembly comprises a transmission motor and a transmission screw rod; one surface of the transmission motor is fixedly connected with the driving seat; both ends of the transmission screw rod are rotatably connected with the driving seat; one end of the output shaft of the transmission motor is fixedly connected with the transmission screw; the peripheral side surface of the transmission screw is connected with the movable base; and a group of rollers are fixedly arranged on the bottom surface of the movable base and correspond to the two guide grooves.

Preferably, a reinforcing rib is fixedly arranged at the joint of the top beam and the lifting seat; and the peripheral side surfaces of the two limiting inner rollers are fixedly connected with limiting abutting rings matched with the pipe fitting to be processed.

Preferably, the forward spiral brush component and the reverse spiral brush component have opposite spiral directions; the forward spiral brush assembly and the reverse spiral brush assembly comprise lining spiral frameworks; the periphery of the lining spiral framework is wrapped with iron wire brushes.

Preferably, the annular sanding belt is positioned between the forward spiral brush component and the reverse spiral brush component; the paint spraying mechanism is arranged on the rear side of the grinding wheel.

Preferably, the processing method of the anti-corrosion stainless steel pipe comprises the following steps:

SS001, arranging a device, wherein before work, the top beam is fully raised through an electric main push rod or rotated by 90 degrees through an electric rotating platform, so that a pipe fitting to be processed is conveniently and quickly arranged in a supporting mechanism, before work, paint to be sprayed is supplied into a paint storage assembly, after the pipe fitting is arranged, the pipe fitting is limited through a limiting assembly, meanwhile, the device is arranged in a state shown in figure 1, after the arrangement is finished, a forward spiral brush assembly, a reverse spiral brush assembly, an annular polishing abrasive belt and a polishing abrasive wheel are attached to the surface of the pipe fitting through adjustment of the electric main push rod, and meanwhile, the pipe fitting is fully compressed through a pressure wheel;

SS002, the rust cleaning of polishing and spray paint, the during operation, through the control to servo drive motor, make and wait to process the pipe fitting and rotate with the speed of setting for, forward spiral brush subassembly, reverse spiral brush subassembly are the syntropy and rotate, screw drive assembly moves forward with the speed of setting for drive processing mechanism, when forward spiral brush subassembly, reverse spiral brush subassembly work, the mechanism of spraying paint, negative pressure dust absorption pump and the emery wheel work of polishing, then automatic rust cleaning, dust absorption and the anticorrosive paint spraying work of realizing the pipe fitting surface.

The invention has the following beneficial effects:

1. according to the invention, through the design of the structures such as the processing mechanism, the limiting assembly and the like, the device can integrally complete the operations of pre-cleaning and pre-derusting and spraying on the surface of the pipe fitting in an automatic mode, through the automatic realization and the integrated operation of the operations, the automation efficiency of the device can be effectively improved, the versatility of the device can be improved, and meanwhile, through the realization of pre-cleaning and pre-derusting, the spraying effect of the device can be effectively improved.

2. According to the invention, through the design of the forward spiral brush component and the reverse spiral brush component, the cleaning of stains and rusts on the surface of the pipe fitting can be efficiently realized, and during cleaning, through the spiral structural design, on one hand, the effect of layer-by-layer and repeated cleaning can be achieved, on the other hand, the cleaned impurities can be automatically discharged, and through the bidirectional spiral design, the anisotropic cleaning can be realized, so that the cleaning effect of the device is improved, through the design of the negative pressure dust suction hole, the cleaned stains and rusts can be effectively adsorbed in time, and further, the self-cleaning property of the surface of the pipe fitting before spraying is effectively ensured.

3. According to the invention, through the design of the grinding abrasive belt and the grinding wheel, the device can efficiently realize the grinding work of the surface of the pipe fitting, and is further beneficial to ensuring that the surface of the pipe fitting is smooth and free of impurities before spraying.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of an apparatus for processing a corrosion-resistant stainless steel pipe;

FIG. 2 is a schematic structural view of the support mechanism;

FIG. 3 is a schematic structural view of a position limiting assembly;

FIG. 4 is a schematic structural view of a processing mechanism;

FIG. 5 is a schematic view of the paint storage assembly, the vacuum suction pump, the electric turntable and the support main frame;

FIG. 6 is a schematic view of the construction of the annular sanding belt, the top beam and the auxiliary motor;

FIG. 7 is an enlarged view of a portion of FIG. 6 at A;

FIG. 8 is a schematic structural view of the first electric auxiliary push rod and the connecting frame;

FIG. 9 is a schematic structural view of a grinding seat, a grinding wheel and a linear motor;

FIG. 10 is a schematic structural view of a damping buffer, a floating press seat and a press wheel;

in the drawings, the components represented by the respective reference numerals are listed below:

1. a support mechanism; 2. a pipe fitting to be processed; 3. a processing mechanism; 4. a support chassis; 5. the outer roller is supported in a limiting way; 6. a servo drive motor; 7. a limiting component; 8. a driving seat; 9. the screw rod transmission assembly; 10. moving the base; 11. an electric rotating table; 12. supporting a main frame; 13. an electric main push rod; 14. a lifting seat; 15. a top beam; 16. a paint storage assembly; 17. a negative pressure dust suction pump; 18. a negative pressure dust absorption shaft tube; 19. an auxiliary motor; 20. a negative pressure dust collection hole; 21. a forward spiral brush assembly; 22. a reverse spiral brush assembly; 23. distributing an air pipe; 24. an annular drive assembly; 25. an annular grinding abrasive belt; 26. a damping buffer; 27. a floating pressing seat; 28. a pinch roller; 29. polishing the base; 30. a paint spraying mechanism; 31. grinding a grinding wheel; 32. a linear motor; 33. a pressure applying push rod; 34. a limiting pressing seat; 35. limiting the inner roller; 36. a connecting frame; 37. a first electric auxiliary push rod; 38. an adjusting seat; 39. a paint spray pipe; 40. and a limiting support ring.

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.

Referring to fig. 1-10, the present invention is an anti-corrosion stainless steel pipe processing apparatus, including a supporting mechanism 1, wherein a pipe 2 to be processed is disposed on the surface of the supporting mechanism 1; also comprises a processing mechanism 3;

the support mechanism 1 comprises a support chassis 4; two symmetrically arranged limiting support outer rollers 5 are rotatably connected between the inner surfaces of the support underframe 4; the two outer limiting and supporting rollers 5 are used for limiting and supporting the pipe fitting 2 to be processed from the bottom;

the surface of the supporting underframe 4 and the positions corresponding to the two limiting supporting outer rollers 5 are both fixedly connected with a servo driving motor 6; one end of the output shaft of each of the two servo drive motors 6 is fixedly connected with the limiting support outer roller 5 at the corresponding position; when the device works, the two servo driving motors 6 drive the limiting supporting outer rollers 5 at the corresponding positions to rotate, and then the pipe fitting 2 to be processed is driven to circularly move at a set speed;

the side surface of the supporting underframe 4 is also fixedly connected with a limiting component 7; the limiting assembly 7 is used for limiting the position of the pipe fitting 2 to be processed so as to prevent the pipe fitting 2 to be processed from shifting during working;

the machining mechanism 3 comprises a driving seat 8; a screw rod transmission assembly 9 is fixedly arranged between the inner surfaces of the driving seats 8; the surface of the driving seat 8 is provided with two guide grooves; the top surface of the driving seat 8 is connected with a movable base 10 in a sliding way through a guide groove; the peripheral side surface of the screw rod transmission assembly 9 is connected with a movable base 10; an electric rotating platform 11 is fixedly arranged on the surface of the movable base 10; the electric rotating table 11 is an existing mechanism, and is not described herein any more, and the electric rotating table 11 is used for driving the supporting main frame 12 to deflect at an angle, so that the pipe fitting 2 to be processed can be conveniently loaded or unloaded;

the top surface of the electric rotating platform 11 is fixedly connected with a supporting main frame 12; two side surfaces of the main supporting frame 12 are both provided with limiting sliding grooves; two electric main push rods 13 are fixedly arranged in the main supporting frame 12; the top ends of the two electric main push rods 13 are fixedly connected with a lifting seat 14, and the electric main push rods 13 are used for driving the lifting seat 14 to change the position;

the peripheral side surface of the lifting seat 14 is in sliding connection with the supporting main frame 12 through a limiting sliding chute; the surface of the lifting seat 14 is fixedly provided with a top beam 15;

the surface of the top beam 15 is respectively and fixedly provided with a paint storage assembly 16 and a negative pressure dust suction pump 17, and the negative pressure dust suction pump 17 is essentially a negative pressure dust collector;

two symmetrically arranged negative pressure dust collection shaft tubes 18 are rotatably connected between the inner surfaces of the top beams 15; the surface of the top beam 15 and the positions corresponding to the two negative pressure dust collection shaft tubes 18 are both fixedly connected with an auxiliary motor 19; one end of the output shaft of the two auxiliary motors 19 is respectively and fixedly connected with the negative pressure dust collection shaft tube 18 at the corresponding position; the peripheral side surfaces of the two negative pressure dust suction shaft tubes 18 are respectively provided with a plurality of groups of negative pressure dust suction holes 20 distributed in a circumferential array;

the circumferential sides of the two negative pressure dust absorption shaft tubes 18 are respectively and fixedly provided with a forward spiral brush component 21 and a reverse spiral brush component 22, the forward spiral brush component 21 and the reverse spiral brush component 22 are used for pre-derusting the pipe 2 to be processed, simultaneously, the rust residues cleaned by the pipe can be automatically removed and sucked by negative pressure through the spiral structure design and the design of the negative pressure dust absorption hole 20, and the pipe can be subjected to bidirectional derusting through the design of the reverse spiral direction, so that the derusting effect is enhanced;

an air distribution pipe 23 is fixedly arranged on one side surface of the top beam 15; one end of each of the two negative pressure dust collection shaft tubes 18 is rotatably communicated with the air distribution pipe 23; one end of the negative pressure suction port of the negative pressure dust suction pump 17 is fixedly communicated with the air distribution pipe 23 through a pipeline;

an annular driving assembly 24 is fixedly arranged between the inner surfaces of the top beams 15; the annular driving assembly 24 comprises a driving roller, a driven roller and a motor for driving the driving roller to rotate; the driving roller and the driven roller are used for being connected with the annular grinding abrasive belt 25;

the circumferential side surface of the annular driving component 24 is connected with an annular polishing abrasive belt 25; the surface of the annular polishing abrasive belt 25 is matched with the pipe fitting 2 to be processed, and the annular polishing abrasive belt 25 is used for polishing the surface of the pipe fitting and enhancing the rust removal effect of the pipe fitting;

a group of symmetrically arranged damping buffer elements 26 are fixedly connected to the bottom surface of the top beam 15; the bottom ends of the group of damping buffers 26 are fixedly connected with floating pressure seats 27; a pressing wheel 28 matched with the pipe fitting 2 to be processed is rotatably connected between the inner surfaces of the floating pressing seats 27, the pressing wheel 28 is arranged to limit and press the pipe fitting 2 to be processed from the top, and meanwhile, the damping buffer 26 is designed to enable the pipe fitting to be elastically pressed;

the side surface of the top beam 15 is fixedly connected with a grinding seat 29 and a paint spraying mechanism 30 respectively; a grinding wheel 31 is rotatably connected between the inner surfaces of the grinding seats 29; a linear motor 32 matched with a grinding wheel 31 is fixedly arranged on the surface of the grinding seat 29; one end of a paint outlet of the paint storage assembly 16 is matched with the paint spraying mechanism 30 through a pipeline, and when the paint spraying mechanism works, the linear motor 31 drives the grinding wheel 31 to perform circular motion at a set speed, so that fine grinding operation is performed.

As further shown in fig. 2 and 3, the limiting assembly 7 includes two pressing push rods 33; the top ends of the two pressure applying push rods 33 are fixedly connected with a limiting pressure seat 34; the surface of the limiting pressing seat 34 is rotatably connected with two symmetrically arranged limiting inner rollers 35, and the limiting inner rollers 34 are used for limiting and pressing the pipe fitting 2 to be processed from the inside.

As further shown in fig. 6 and 8, the painting mechanism 30 includes a connecting frame 36; a group of first electric auxiliary push rods 37 are fixedly arranged on the top surface of the connecting frame 36; the bottom ends of the first electric auxiliary push rods 37 are fixedly connected with adjusting seats 38; a paint spraying pipe 39 is fixedly arranged between the inner surfaces of the adjusting seats 38, and the first electric auxiliary push rod 37 is used for adjusting the distance between the paint spraying pipe 39 and the pipe fitting 2 to be processed, so that the paint spraying strength of the device is adjusted.

As further shown in fig. 6, a group of paint spraying heads which are distributed in a linear array and are opposite to the lower part in the paint discharging direction are fixedly installed on the bottom surface of the paint spraying pipe 39; a paint baffle matched with the paint spraying head is fixedly arranged on the side surface of the adjusting seat 38; the heating wire is embedded in the paint spraying pipe 39, and the paint is prevented from being blocked in the paint spraying pipe 39 through the arrangement of the heating wire.

Further, the paint storage assembly 16 includes a paint storage tank; the surface of the paint storage box is fixedly provided with a paint supplementing head; the surface of the paint storage box is fixedly provided with a pump body; one end of the pump body paint inlet is communicated with the paint storage box; one end of the paint outlet of the pump body is communicated with the paint spraying pipe 39 through a metal hose; and the bottom surface of the paint storage box is fixedly provided with a heating module.

Further, the screw rod transmission assembly 9 comprises a transmission motor and a transmission screw rod; one surface of the transmission motor is fixedly connected with the driving seat 8; both ends of the transmission screw are rotationally connected with the driving seat 8; one end of the output shaft of the transmission motor is fixedly connected with the transmission screw; the peripheral side surface of the transmission screw is connected with the movable base 10; a group of rollers are fixedly arranged on the bottom surface of the movable base 10 and correspond to the two guide grooves.

As further shown in fig. 5, 6 and 3, a reinforcing rib is fixedly arranged at the joint of the top beam 15 and the lifting seat 14, and the reinforcing rib is arranged to enhance the stability of the joint; the peripheral side surfaces of the two limit inner rollers 35 are fixedly connected with limit abutting rings 40 matched with the pipe fitting 2 to be processed, and the limit abutting rings 40 are used for limiting the pipe fitting to be processed from the end part.

Further, the forward spiral brush assembly 21 and the reverse spiral brush assembly 22 have opposite spiral directions; the forward spiral brush component 21 and the reverse spiral brush component 22 both comprise lining spiral frameworks; the periphery of the lining spiral framework is wrapped with iron wire brushes.

Further, the annular sanding belt 25 is located between the forward spiral brush assembly 21 and the reverse spiral brush assembly 22; the paint spraying mechanism 30 is arranged on the rear side of the grinding wheel 31.

Further, the processing method of the anti-corrosion stainless steel pipe comprises the following steps:

SS001, arranging the device, before working, fully lifting the top beam 15 through the electric main push rod 13 or rotating the top beam 15 by 90 degrees through the electric rotating platform 11, so as to conveniently and quickly arrange the pipe fitting 2 to be processed into the supporting mechanism 1, before working, supplying paint to be sprayed into the paint storage assembly 16, after the pipe fitting is arranged, limiting the pipe fitting through the limiting assembly 7, and simultaneously arranging the device to be in a state shown in figure 1, after arrangement, adjusting the electric main push rod 13 to ensure that the forward spiral brush assembly 21, the reverse spiral brush assembly 22, the annular polishing abrasive belt 25 and the polishing abrasive wheel 31 are attached to the surface of the pipe fitting, and simultaneously fully compressing the pipe fitting through the pinch roller 28;

SS002, rust cleaning and paint spraying of polishing, during operation, through the control to servo drive motor 6, make and wait to process pipe fitting 2 and rotate with the speed of settlement, forward spiral brush subassembly 21, reverse spiral brush subassembly 22 are the syntropy and rotate, screw drive assembly 9 drives the processing agency 3 with the speed of settlement and moves forward, forward spiral brush subassembly 21, when reverse spiral brush subassembly 22 work, mechanism 30, negative pressure dust absorption pump 17 and the emery wheel 31 work of polishing, then automatic rust cleaning, dust absorption and the anticorrosive paint spraying work of realizing the pipe fitting surface.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.