1. The utility model provides a stainless steel pond surface intelligence burnishing machine, includes base (1), polishing unit (2) and auxiliary unit (3), its characterized in that: the base (1) is provided with a polishing unit (2), and the middle of the polishing unit (2) is provided with an auxiliary unit (3); wherein:

the polishing unit (2) comprises a polishing support (20), a polishing slideway (21), a polishing slide block (22), a polishing cylinder (23) and a polishing component (24), the polishing support (20) is fixedly arranged on the base (1), the polishing support (20) is of an X-shaped structure, each branch of the polishing support (20) is provided with a polishing slide way (21), the polishing slide ways (21) extend along the length direction of the branch, a polishing slide block (22) is arranged in the polishing slide ways (21) in a sliding manner, one end face of each polishing slide way (21) is connected with one side face of each polishing slide block (22) through a polishing air cylinder (23), the polishing support (20) is fixedly connected with one end of each polishing air cylinder (23), one side face of each polishing slide block (22) is fixedly connected with the output end of each polishing air cylinder (23), and the upper surface of each polishing slide block (22) is fixedly provided with a polishing component (24);

the auxiliary unit (3) comprises an auxiliary support (30), an auxiliary slide way (31), an auxiliary sliding block (32), an auxiliary cylinder (33), an adjusting branched chain (34) and an auxiliary assembly (35), the auxiliary support (30) is arranged on the base (1), the auxiliary support (30) is of a cross structure, the middle of the polishing support (20) is fixedly connected with the middle of the auxiliary support (30), the polishing support (20) and the auxiliary support (30) jointly form a structure shaped like a Chinese character 'mi', each branch of the auxiliary support (30) is provided with the auxiliary slide way (31), the auxiliary slide way (31) extends along the length direction of the branch, the auxiliary slide way (31) is internally provided with the auxiliary sliding block (32), the auxiliary cylinder (33) is connected between one end face of the auxiliary slide way (31) and one side face of the auxiliary sliding block (32), and the auxiliary support (30) is fixedly connected with one end of the auxiliary cylinder (33), one side face of the auxiliary sliding block (32) is fixedly connected with the output end of the auxiliary cylinder (33), an adjusting branched chain (34) is arranged on the auxiliary sliding block (32), and an auxiliary assembly (35) is arranged on the adjusting branched chain (34).

2. The intelligent polishing machine for the surface of the stainless steel pool according to claim 1, which is characterized in that: the polishing component (24) comprises polishing support plates (240), polishing motors (241), polishing rollers (242), polishing belts (243) and polishing abrasive belts (244), the polishing support plates (240) are symmetrically installed at two ends of the upper surface of a polishing slider (22), the polishing motors (241) are fixedly arranged in the middle of the upper surface of the polishing slider (22), the two polishing rollers (242) are arranged between the two polishing support plates (240) in a rotating mode from bottom to top, the output ends of the polishing motors (241) are connected with the polishing rollers (242) located below through belt transmission, the two polishing rollers (242) are connected through the polishing belts (243), and the polishing abrasive belts (244) are arranged on the outer surfaces of the polishing belts (243).

3. The intelligent polishing machine for the surface of the stainless steel pool according to claim 1, which is characterized in that: the adjusting branched chain (34) comprises a lower support plate (340), adjusting connecting rods (341), adjusting sliders (342), an upper support plate (343), adjusting slideways (344) and adjusting screws (345), the upper surface of the auxiliary slider (32) is provided with the lower support plate (340), two ends of the upper surface of the lower support plate (340) are symmetrically hinged with the adjusting connecting rods (341), the upper ends of the adjusting connecting rods (341) are hinged with the adjusting sliders (342), the upper support plate (343) is arranged above the two adjusting sliders (342), the lower surface of the upper support plate (343) is provided with the adjusting slideways (344), the two adjusting sliders (342) are symmetrically arranged in the adjusting slideways (344) in a sliding manner, the adjusting slideways (344) are internally provided with the adjusting screws (345), two ends of the adjusting screws (345) penetrate through two ends of the adjusting slideways (344), the upper support plate (343) is rotatably connected with the adjusting screws (345), the adjusting sliders (342) are connected with the adjusting screws (345) through threads, and the thread matching directions between the two adjusting sliders (342) and the adjusting screw rod (345) are opposite.

4. The intelligent polishing machine for the surface of the stainless steel pool as claimed in claim 2, wherein: the cross section of the outer surface of the polishing belt (243) is of a V-shaped structure, the outer surface of the polishing belt (243) is connected with the inner surface of the polishing abrasive belt (244) through a polishing pad (245), the outer surface of the polishing belt (243) is matched and fixedly connected with the inner surface of the polishing pad (245), and the inner surface of the polishing abrasive belt (244) is fixedly connected with the outer surface of the polishing pad (245).

5. The intelligent polishing machine for the surface of the stainless steel pool according to claim 3, wherein: the auxiliary assembly (35) comprises auxiliary support plates (350), auxiliary motors (351), auxiliary rollers (352) and auxiliary belts (353), the auxiliary support plates (350) are symmetrically arranged at two ends of the upper surface of each upper support plate (343), the auxiliary motors (351) are fixedly arranged in the middle of the upper surface of each upper support plate (343), three auxiliary rollers (352) are rotatably arranged between the two auxiliary support plates (350), the output end of each auxiliary motor (351) is connected with one auxiliary roller (352) located below through belt transmission, the two auxiliary rollers (352) located above are arranged in the vertical direction, and the three auxiliary rollers (352) are connected through the auxiliary belts (353).

6. The intelligent polishing machine for the surface of the stainless steel pool according to claim 3, wherein: the auxiliary sliding block (32) is vertically and rotatably provided with a shaft rod (320), a bolt (321) is transversely arranged on the auxiliary sliding block (32), the shaft rod (320) is in contact connection with the bolt (321), the lower surface of a lower supporting plate (340) is fixedly connected with the upper end of the shaft rod (320), the auxiliary sliding block (32) is not in contact with the lower supporting plate (340), an adjusting gear (322) is fixedly installed at the lower end of the shaft rod (320), an adjusting rack (323) is arranged at one end, far away from the center, of each branch of the auxiliary support (30) in a sliding mode, the adjusting rack (323) is of an arc-shaped structure, the distance between each adjusting rack (323) and the central point of the auxiliary support (30) is equal, the adjacent adjusting racks (323) are fixedly connected through adjusting arc rods (324), and the adjusting gears (322) are.

7. The intelligent polishing machine for the surface of the stainless steel pool as claimed in claim 4, wherein: the polishing pad (245) is made of soft materials, a cavity is formed in the polishing pad, and air is filled in the cavity.

8. The intelligent polishing machine for the surfaces of stainless steel pools of claim 5, wherein: the rotation direction of the polishing motor (241) is opposite to the rotation direction of the auxiliary motor (351).

Background

The stainless steel pool is manufactured by using stainless steel plates, the stainless steel plates are cut, bent and welded to form a blank shape of the stainless steel pool, and then surface treatment is carried out on the blank to finish the manufacture of the stainless steel pool; the polishing of the surface of the weld joint of the water pool is carried out by using a polishing machine, the polishing machine can reduce the roughness of the surface of the weld joint of the water pool so as to obtain a bright and flat surface, the surface of the stainless steel can be subjected to oxidation reaction after being welded, and the polishing machine can remove an oxide layer after being welded so as to avoid the problem of rusting of the weld joint.

At present, the following problems exist when the surface of a welding line of a stainless steel pool with a square structure is polished:

when polishing the welding seam surface of stainless steel pond corner, current burnishing machine can't make the burnishing machine carry out the polishing of laminating very much according to the shape at the inside and outside corner of pond and handle for the polishing dead angle appears in the welding seam of pond corner, and the welding seam just can not be handled by complete polishing, and the welding seam that does not pass through polishing in the use in later stage pond corner rusts more easily, not only influences the pleasing to the eye hourglass seam problem that still can lead to the pond to appear in the pond.

When the existing polishing machine polishes the surfaces of the welding seams at the corners of the stainless steel water tank, no corresponding auxiliary mechanism is arranged to support the water tank in an auxiliary mode, so that the welding seams at the corners of the water tank need to be manually held by hands during polishing operation, and the water tank needs to be manually turned over when needed, so that more labor capacity can be brought to workers, a large amount of metal dust can be generated during polishing, and the health of the workers can be damaged.

Disclosure of Invention

The invention aims to provide an intelligent polishing machine for the surface of a stainless steel pool, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the intelligent polishing machine for the surface of the stainless steel water pool comprises a base, a polishing unit and an auxiliary unit, wherein the polishing unit is arranged on the base, and the auxiliary unit is arranged in the middle of the polishing unit; wherein:

the polishing unit is including polishing support, polishing slide, polishing slider, polishing cylinder and polishing subassembly, and the fixed polishing support that is provided with on the base, the polishing support is X type structure, and has all seted up the polishing slide on every branch of polishing support, and the polishing slide extends along branch length direction, and it is provided with the polishing slider to slide in the polishing slide, is connected through the polishing cylinder between polishing slide terminal surface and the polishing slider side, polishes support and polishing cylinder one end fixed connection, a polishing slider side and polishing cylinder output end fixed connection, and the fixed surface of polishing slider upper surface is provided with polishing subassembly.

The auxiliary unit comprises an auxiliary support, an auxiliary slide way, an auxiliary sliding block, an auxiliary cylinder, an adjusting branched chain and an auxiliary assembly, wherein the auxiliary support is arranged on the base, the auxiliary support is of a cross structure, the middle of the polishing support and the middle of the auxiliary support are fixedly connected, the polishing support and the auxiliary support jointly form a structure shaped like a Chinese character 'mi', the auxiliary slide way is arranged on each branch of the auxiliary support, the auxiliary slide way extends along the length direction of the branch, the auxiliary sliding block is arranged in the auxiliary slide way in a sliding mode, the auxiliary cylinder is connected between one end face of the auxiliary slide way and one side face of the auxiliary sliding block, the auxiliary support and one end of the auxiliary cylinder are fixedly connected, one side face of the auxiliary sliding block is fixedly connected with the output end of the auxiliary cylinder, the adjusting branched chain is arranged on the auxiliary sliding block, and the auxiliary assembly is arranged on the adjusting branched chain.

As a further scheme of the invention: the polishing component comprises a polishing support plate, a polishing motor, polishing rollers, a polishing belt and a polishing abrasive belt, the polishing support plate is symmetrically installed at two ends of the upper surface of a polishing slider, the polishing motor is fixedly arranged in the middle of the upper surface of the polishing slider, the two polishing rollers are arranged between the two polishing support plates in a rotating mode from bottom to top, the output end of the polishing motor is connected with the polishing rollers located below through belt transmission, the two polishing rollers are connected through the polishing belt, and the polishing abrasive belt is arranged on the outer surface of the polishing belt.

As a further scheme of the invention: the adjusting branch chain comprises a lower support plate, an adjusting connecting rod, an adjusting slider, an upper support plate, an adjusting slide way and an adjusting screw rod, wherein the lower support plate is arranged on the upper surface of the auxiliary slider, the adjusting connecting rod is symmetrically hinged to two ends of the upper surface of the lower support plate, the adjusting slider is hinged to the upper end of the adjusting connecting rod, the upper support plate is arranged above the two adjusting sliders, the adjusting slide way is arranged on the lower surface of the upper support plate, the two adjusting sliders are symmetrically arranged in the adjusting slide way in a sliding mode, the adjusting screw rod is arranged in the adjusting slide way, two ends of the adjusting screw rod penetrate through two ends of the adjusting slide way, the upper support plate is rotatably connected with the adjusting screw rod, the adjusting slider.

As a further scheme of the invention: the cross section of the outer surface of the polishing belt is of a V-shaped structure, the outer surface of the polishing belt is connected with the inner surface of the polishing abrasive belt through the polishing pad, the outer surface of the polishing belt is matched and fixedly connected with the inner surface of the polishing pad, and the inner surface of the polishing abrasive belt is fixedly connected with the outer surface of the polishing pad.

As a further scheme of the invention: the auxiliary assembly comprises auxiliary supporting plates, an auxiliary motor, auxiliary rollers and an auxiliary belt, the auxiliary supporting plates are symmetrically arranged at two ends of the upper surface of the upper supporting plate, the auxiliary motor is fixedly arranged in the middle of the upper surface of the upper supporting plate, three auxiliary rollers are arranged between the two auxiliary supporting plates in a rotating mode, the output end of the auxiliary motor is connected with one auxiliary roller below the auxiliary motor in a belt transmission mode, the two auxiliary rollers above the auxiliary motor are arranged in a vertical direction, and the three auxiliary rollers are connected through the auxiliary belt.

As a further scheme of the invention: the auxiliary sliding block is vertically and rotatably provided with a shaft rod, a bolt is transversely arranged on the auxiliary sliding block, the shaft rod is in contact connection with the bolt, the lower surface of the lower support plate is fixedly connected with the upper end of the shaft rod, the auxiliary sliding block is not in contact with the lower support plate, an adjusting gear is fixedly arranged at the lower end of the shaft rod, one end, far away from the center, of each branch of the auxiliary support is provided with an adjusting rack in a sliding mode, the adjusting racks are of arc-shaped structures, the distance between each adjusting rack and the central point of the auxiliary support is equal, adjacent adjusting racks are fixedly connected through adjusting arc rods, and the adjusting gears are matched with the adjusting racks for use.

As a further scheme of the invention: the polishing pad is made of soft materials, a cavity is formed in the polishing pad, and air is filled in the cavity.

As a further scheme of the invention: the rotation direction of the polishing motor is opposite to that of the auxiliary motor.

Compared with the prior art, the invention has the following advantages: 1. the polishing pad in the polishing unit can be elastically deformed by extrusion according to the shapes of the inner corner and the outer corner of the water tank, so that the polishing abrasive belt can be better attached to the corners of the water tank, and the problem of polishing dead angles of welding seams at the corners of the water tank is avoided.

2. The auxiliary unit can support the pond from inside, perhaps support the pond from the outer wall, and the auxiliary unit can take the pond to reciprocate, supplementary polishing unit carries out polishing treatment to pond corner welding seam, position between polishing subassembly and the pond and the position between auxiliary unit and the pond can automatic sliding adjust in addition, the automation of later polishing unit is carried out polishing treatment to pond corner welding seam, thereby avoid the workman to be in the polishing job site, also can not bring more amount of labour for the workman.

3. The rotation direction of the polishing motor and the rotation direction of the auxiliary motor are in a relative state, so that the pool and the polishing abrasive belt generate a relative friction effect when moving up and down, and the efficiency of polishing the welding seams at the corners of the pool is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic top plan view of the present invention.

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention.

FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 2 according to the present invention.

Figure 5 is a schematic perspective view of a polishing assembly of the present invention.

Fig. 6 is a perspective view of the auxiliary assembly of the present invention.

Fig. 7 is a schematic cross-sectional view of the auxiliary assembly of the present invention.

Fig. 8 is a schematic perspective view of a stainless steel water pool to which the present invention is directed.

In the figure: 1. a base; 2. a polishing unit; 20. polishing the support; 21. polishing the slideway; 22. polishing the slide block; 23. polishing the cylinder; 24. a polishing assembly; 240. polishing the support plate; 241. polishing the motor; 242. polishing the roller; 243. polishing the belt; 244. polishing an abrasive belt; 245. a polishing pad; 3. an auxiliary unit; 30. an auxiliary support; 31. an auxiliary chute; 32. an auxiliary slide block; 33. an auxiliary cylinder; 34. adjusting the branched chain; 340. a lower support plate; 341. adjusting the connecting rod; 342. adjusting the sliding block; 343. an upper support plate; 344. adjusting the slide way; 345. adjusting the screw rod; 35. an auxiliary component; 350. an auxiliary support plate; 351. an auxiliary motor; 352. an auxiliary roller; 353. an auxiliary belt; 4. a stainless steel water tank.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

Referring to fig. 1, the intelligent polishing machine for the surface of the stainless steel pool comprises a base 1, a polishing unit 2 and an auxiliary unit 3, wherein the polishing unit 2 is arranged on the base 1, and the auxiliary unit 3 is arranged in the middle of the polishing unit 2; wherein:

referring to fig. 1 to 5, polishing unit 2 includes polishing support 20, polishing slide 21, polishing slider 22, polishing cylinder 23 and polishing subassembly 24, and the fixed polishing support 20 that is provided with on base 1, polishing support 20 is x type structure, and has all seted up polishing slide 21 on every branch of polishing support 20, and polishing slide 21 extends along branch length direction, and it is provided with polishing slider 22 to slide in polishing slide 21, is connected through polishing cylinder 23 between a polishing slide 21 terminal surface and the polishing slider 22 side, and polishing support 20 and polishing cylinder 23 one end fixed connection, a polishing slider 22 side and polishing cylinder 23 output fixed connection, and polishing slider 22 upper surface is fixed and is provided with polishing subassembly 24.

Referring to fig. 3, 5 and 7, the polishing assembly 24 includes a polishing support plate 240, a polishing motor 241, polishing rollers 242, a polishing belt 243 and a polishing abrasive belt 244, the polishing support plates 240 are symmetrically installed at two ends of the upper surface of the polishing slider 22, the polishing motor 241 is fixedly disposed in the middle of the upper surface of the polishing slider 22, two polishing rollers 242 are rotatably disposed between the two polishing support plates 240 from bottom to top, the output end of the polishing motor 241 is connected with the polishing rollers 242 located below through belt transmission, the two polishing rollers 242 are connected through the polishing belt 243, and the polishing abrasive belt 244 is disposed on the outer surface of the polishing belt 243.

Referring to fig. 3 and 7, the cross section of the outer surface of the polishing belt 243 is a V-shaped structure, the outer surface of the polishing belt 243 is connected with the inner surface of the polishing belt 244 through the polishing pad 245, the outer surface of the polishing belt 243 is fixedly connected with the inner surface of the polishing pad 245 in a mutually matched manner, and the inner surface of the polishing belt 244 is fixedly connected with the outer surface of the polishing pad 245.

Referring to fig. 7, the polishing pad 245 is made of a soft material and has a cavity therein, and the cavity is filled with air.

During specific work, the position of the auxiliary unit 3 is adjusted, then the stainless steel water tank 4 is determined to polish the internal weld seam or the external weld seam at the corner, the polishing cylinder 23 is started to extend and retract, the polishing cylinder 23 can drive the polishing slider 22 to slide in the polishing slideway 21 when extending and retracting, so that the polishing abrasive belt 244 is moved to a proper position, then the stainless steel water tank 4 is placed on the auxiliary unit 3, then the polishing motor 241 is started first, the polishing motor 241 rotates with the polishing roller 242 connected with the polishing motor 241 through belt transmission when working, the rotation of the polishing roller 242 drives another polishing roller 242 to synchronously rotate through the polishing belt 243, then the polishing cylinder 23 is started to drive the polishing slider 22 to move in the polishing slideway 21, so that the polishing abrasive belt 244 can be in contact with the surface of the weld seam water tank, no matter whether the surface of the internal weld seam of the stainless steel water tank 4 or the surface of the external weld seam is polished due to the effect of the polishing pad 245, when the polishing abrasive belt 244 contacts the stainless steel pool 4, the polishing pad 245 is squeezed, and the polishing pad 245 can gradually adapt to the shape of the corner of the stainless steel pool 4 in the squeezing process, so that the polishing abrasive belt 244 can be better attached to the surface of a welding seam, and the polishing effect of the polishing abrasive belt 244 on the surface of the welding seam is better.

Referring to fig. 1 to 4, the auxiliary unit 3 includes an auxiliary support 30, an auxiliary slide way 31, an auxiliary slide block 32, an auxiliary cylinder 33, an adjusting branch chain 34 and an auxiliary assembly 35, the base 1 is provided with the auxiliary support 30, the auxiliary support 30 is in a cross-shaped structure, the middle of the polishing support 20 is fixedly connected with the middle of the auxiliary support 30, the polishing support 20 and the auxiliary support 30 form a structure shaped like a Chinese character 'mi', each branch of the auxiliary support 30 is provided with the auxiliary slide way 31, the auxiliary slide way 31 extends along the length direction of the branch, the auxiliary slide block 32 is slidably arranged in the auxiliary slide way 31, the auxiliary cylinder 33 is connected between one end surface of the auxiliary slide way 31 and one side surface of the auxiliary slide block 32, the auxiliary support 30 is fixedly connected with one end of the auxiliary cylinder 33, one side surface of the auxiliary slide block 32 is fixedly connected with the output end of the auxiliary cylinder 33, the adjusting branch chain 34 is arranged on the auxiliary slide block 32, the adjusting branch chain 34 is provided with an auxiliary component 35.

Referring to fig. 3, 4 and 6, the adjusting branched chain 34 includes a lower supporting plate 340, adjusting connecting rods 341, adjusting sliders 342, an upper supporting plate 343, adjusting slides 344 and adjusting screws 345, the upper surface of the auxiliary slider 32 is provided with the lower supporting plate 340, two ends of the upper surface of the lower supporting plate 340 are symmetrically hinged with the adjusting connecting rods 341, the upper ends of the adjusting connecting rods 341 are hinged with the adjusting sliders 342, the upper supporting plate 343 is provided above the two adjusting sliders 342, the lower surface of the upper supporting plate 343 is provided with the adjusting slides 344, the two adjusting sliders 342 are symmetrically slidably disposed in the adjusting slides 344, the adjusting slides 344 are provided with the adjusting screws 345, and two ends of the adjusting screw 345 penetrate through two ends of the adjusting slide 344, the upper supporting plate 343 is rotatably connected with the adjusting screw 345, the adjusting slide 342 is in threaded connection with the adjusting screw 345, and the thread engagement directions between the two adjusting sliders 342 and the adjusting screw 345 are opposite.

During specific work, the adjusting screw 345 is rotated to control the two adjusting sliders 342 to move relatively in the adjusting slide 344 in a threaded connection mode, so that one ends of the two adjusting connecting rods 341 are close to or far away from each other, the distance between the lower supporting plate 340 and the upper supporting plate 343 is adjusted, the depth range of the auxiliary assembly 35 extending into the stainless steel water pool 4 is larger, and the auxiliary assembly 35 can adapt to the stainless steel water pools 4 with different depths.

Referring to fig. 3, 4 and 6, the auxiliary assembly 35 includes an auxiliary support plate 350, an auxiliary motor 351, auxiliary rollers 352 and an auxiliary belt 353, the auxiliary support plates 350 are symmetrically disposed at two ends of the upper surface of the upper support plate 343, the auxiliary motor 351 is fixedly disposed in the middle of the upper surface of the upper support plate 343, three auxiliary rollers 352 are rotatably disposed between the two auxiliary support plates 350, the output end of the auxiliary motor 351 is connected with one auxiliary roller 352 located below through belt transmission, the two auxiliary rollers 352 located above are arranged in the vertical direction, and the three auxiliary rollers 352 are connected through the auxiliary belt 353.

Referring to fig. 4 and 6, a shaft rod 320 is vertically and rotatably arranged on the auxiliary sliding block 32, a bolt 321 is transversely arranged on the auxiliary sliding block 32, the shaft rod 320 is in contact connection with the bolt 321, the lower surface of the lower support plate 340 is fixedly connected with the upper end of the shaft rod 320, the auxiliary sliding block 32 is not in contact with the lower support plate 340, an adjusting gear 322 is fixedly installed at the lower end of the shaft rod 320, an adjusting rack 323 is arranged at one end, away from the center, of each branch of the auxiliary support 30 in a sliding manner, the adjusting rack 323 is in an arc-shaped structure, the distance between each adjusting rack 323 and the central point of the auxiliary support 30 is equal, adjacent adjusting racks 323 are fixedly connected through adjusting arc rods 324, and the adjusting gear 322 is matched with the adjusting rack 323 for use.

During specific work, the surface of the welding line at the corner of the stainless steel water tank 4 needs to be polished once from the outside and needs to be polished once from the inside, so that the supporting and fixing position of the stainless steel water tank 4 also changes, the polishing operation of the surface of the welding line of the stainless steel water tank 4 can not be influenced, when the auxiliary cylinder 33 is started to extend, the auxiliary sliding block 32 can slide to the position of the adjusting rack 323 in the auxiliary sliding way 31, then the adjusting gear 322 is meshed with the adjusting rack 323 and is connected with the adjusting rack 323, the adjusting rack 323 rotates to circumferentially slide on the auxiliary bracket 30, the adjusting rack 323 drives the adjusting gear 322 to rotate 180 degrees, the position of the lower supporting plate 340 on the auxiliary sliding block 32 can be adjusted, and the two auxiliary rollers 352 arranged above the upper part and discharging in the vertical direction can synchronously rotate 180 degrees, so that the effect of supporting the outer wall or the inner wall of the stainless steel water tank 4 can be good, after determining to the polishing of inside welding seam surface or outside welding seam surface of stainless steel water corner, restart auxiliary cylinder 33 makes auxiliary belt 353 can contact with 4 lateral walls in stainless steel pond, and start polishing unit 2 and begin to polish 4 corner welding seam surfaces in stainless steel pond, at the in-process of polishing, start auxiliary motor 351 and carry out intermittent forward and reverse rotation, make auxiliary motor 351 can carry out synchronous forward and reverse rotation through belt drive area auxiliary roller 352, auxiliary belt 353 alright like this can carry out reciprocating motion from top to bottom with stainless steel pond 4 through the effect of frictional force, thereby make polishing unit 2 can carry out polishing treatment to whole welding seam surface.

Referring to fig. 3 and 4, the rotation direction of the polishing motor 241 is opposite to the rotation direction of the auxiliary motor 351; during specific work, the stainless steel water tank 4 and the polishing abrasive belt 244 generate relative friction effect when moving up and down, so that the efficiency of polishing the welding seams at the corners of the water tank is improved.

The working principle of the invention is as follows:

s1, polishing the surface of the welding seam at the corner of the stainless steel water tank 4 needs to be polished once from the outside and polished once from the inside, so that the supporting and fixing position of the stainless steel water tank 4 also needs to be changed, the polishing operation of the surface of the welding seam of the stainless steel water tank 4 can not be influenced, when the auxiliary cylinder 33 is started to extend, the auxiliary slide block 32 can slide to the position of the adjusting rack 323 in the auxiliary slide way 31, then the adjusting gear 322 is meshed and connected with the adjusting rack 323, the adjusting rack 323 rotates and slides circumferentially on the auxiliary bracket 30, the adjusting rack 323 drives the adjusting gear 322 to rotate 180 degrees, the position of the lower support plate 340 on the auxiliary slide block 32 can be adjusted, two auxiliary rollers 352 arranged above the auxiliary rollers in the vertical direction can rotate 180 degrees synchronously, when the polishing of the surface of the internal welding seam at the corner of the stainless steel water tank or the surface of the external welding seam is determined, start polishing cylinder 23 and stretch out and draw back, polishing cylinder 23 can take polishing slider 22 to slide in polishing slide 21 when flexible, thereby remove polishing abrasive band 244 to suitable position, place stainless steel pond 4 between four auxiliary belt 353, restart auxiliary cylinder 33 makes auxiliary belt 353 can contact with stainless steel pond 4 lateral wall, then start auxiliary motor 351 and carry out intermittent type positive and negative rotation, make auxiliary motor 351 can carry out synchronous positive and negative rotation through belt drive area auxiliary roller 352, auxiliary belt 353 alright carry out reciprocating motion from top to bottom with stainless steel pond 4 through the effect of friction power like this.

S2, starting the polishing motor 241, driving the polishing roller 242 connected with the polishing motor 241 to rotate by a belt drive when the polishing motor 241 works, driving the other polishing roller 242 to rotate synchronously by the polishing belt 243, and starting the polishing cylinder 23 to drive the polishing slide block 22 to move in the polishing slide way 21 so that the polishing abrasive belt 244 can contact with the weld surface of the water pool, so as to polish the weld surface.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.