阅读说明：本技术 一种金属铸管铸造成型后表面打磨设备 (Surface polishing equipment after metal cast pipe casting forming ) 是由 刘双勇 于 2021-09-09 设计创作，主要内容包括：本发明涉及管件打磨加工技术领域,特别涉及一种金属铸管铸造成型后表面打磨设备,包括打磨架、隔尘罩、固定换向装置、打磨装置、导污箱和侧板；本发明解决了目前的方管外壁进行打磨处理的过程中主要存在的多为单根方管进行操作其效率低下,并且方管由于固定过程中难以保持稳定,从而方管难以与打磨设备保持贴合,影响方管外壁的加工效果；以及在对方管外壁打磨的过程中产生的高温严重影响打磨设备的使用寿命,降低方管外壁的处理效果等问题；本发明提高了方管的加工效率,保证了方管外壁的处理效果,延长了打磨设备的使用寿命。(The invention relates to the technical field of pipe fitting polishing processing, in particular to surface polishing equipment for cast metal cast pipes, which comprises a polishing frame, a dust-proof cover, a fixed reversing device, a polishing device, a dirt guide box and a side plate, wherein the polishing frame is arranged on the side plate; the invention solves the problems that the efficiency is low because the prior process of polishing the outer wall of the square tube mainly comprises the operation of a single square tube, and the square tube is difficult to keep stable in the fixing process, so that the square tube is difficult to keep fit with polishing equipment, and the processing effect of the outer wall of the square tube is influenced; and the high temperature produced in the process of polishing the outer wall of the square pipe seriously affects the service life of polishing equipment, reduces the treatment effect of the outer wall of the square pipe and the like; the invention improves the processing efficiency of the square tube, ensures the processing effect of the outer wall of the square tube and prolongs the service life of the polishing equipment.)

1. A metal cast tube casting molding rear surface polishing device comprises a polishing frame (1), a dust shield (2), a fixed reversing device (3), a polishing device (4), a dirt guide box (5) and a side plate (6); the method is characterized in that: the polishing frame (1) is of a frame structure, the upper end and the lower end of the polishing frame (1) are respectively provided with a fixed cavity, the fixed cavities are communicated with the outer wall in front of the polishing frame (1), the number of the side plates (6) is two, and the side plates (6) are all arranged on the outer wall of the fixed cavities of the polishing frame (1) through bolts; the right side of the grinding frame (1) is provided with a dust separation cover (2) in a sliding fit mode, and the dust separation cover (2) is of a U-shaped structure; the lower end of the polishing frame (1) is provided with an installation cavity, a dirt guide box (5) is arranged in the installation cavity of the polishing frame (1) in a sliding fit mode, and a guide pipe is arranged on the side wall of the dirt guide box (5); the polishing device comprises a fixed reversing device (3), a polishing frame (1), auxiliary grooves, a polishing device (4), a polishing device and a polishing device, wherein the fixed reversing device (3) is arranged inside the polishing frame (1), the left inner wall and the right inner wall of the polishing frame (1) are symmetrically provided with the auxiliary grooves, the polishing device is installed in the auxiliary grooves of the polishing frame (1) in a sliding fit mode, and the polishing device (4) is positioned behind the fixed reversing device (3); guide holes communicated with the fixed cavity are uniformly formed in the inner walls of the upper end and the lower end of the polishing frame (1) from left to right; wherein:

the fixed reversing device (3) comprises a double-shaft intermittent motor (31), an auxiliary shaft rod (32), a rotary column disc (33), a fixed unit (34), a driving gear (35), a driven gear (36) and a transmission toothed belt (37); the double-shaft intermittent motor (31) is arranged at the middle position, close to the front, of the left side wall in the grinding frame (1) through a motor base, an output shaft of the double-shaft intermittent motor (31) is provided with auxiliary shaft rods (32) through bearings, and the two auxiliary shaft rods (32) are arranged in an upper guide hole and a lower guide hole at the leftmost position in the grinding frame (1) through bearings; the rest guide holes in the inner walls of the upper end and the lower end of the polishing frame (1) are provided with rotating column discs (33) through bearings, the outer walls of auxiliary shaft rods (32) positioned in the fixed cavity of the polishing frame (1) are provided with driving gears (35), driven gears (36) are arranged on the outer walls of the rotating column discs (33) and positioned in the fixed cavity, and the driving gears (35) and the driven gears (36) at the same height are meshed through transmission toothed belts (37); the outer wall of the rotary column disc (33) is provided with a fixed unit (34).

2. The apparatus of claim 1, wherein the polishing means comprises: the polishing device (4) comprises an adjusting screw rod (41), a second chain wheel (42), an adjusting motor (43), a first chain wheel (44), a transmission chain (45), a sliding block (46) and a polishing unit (47); the number of the adjusting screw rods (41) is two, the two adjusting screw rods (41) are vertically arranged in an auxiliary groove of the polishing frame (1) through bearings, an upper end shaft head of each adjusting screw rod (41) penetrates through the outer wall of the upper end of the polishing frame (1) and is provided with a second chain wheel (42), an adjusting motor (43) is arranged on the outer wall of the upper end of the polishing frame (1) through a motor base, and an output shaft of the adjusting motor (43) is provided with a first chain wheel (44) through a flange; the second chain wheel (42) is connected with the first chain wheel (44) through a transmission chain (45); the number of the sliding blocks (46) is two, the two sliding blocks (46) are installed in an auxiliary groove of the grinding frame (1) in a sliding fit mode, and the sliding blocks (46) are connected with the adjusting screw rod (41) in a threaded mode; the two sliding blocks (46) are connected through a grinding unit (47).

3. The apparatus of claim 1, wherein the polishing means comprises: the fixed unit (34) comprises a square guide column (341), a square sleeve (342), a movable spring (343), a supporting spring (344) and a rubber block (345); sliding grooves are symmetrically formed in the front side wall and the rear side wall of the square guide column (341), a square sleeve (342) is installed on the outer wall of the square guide column (341) in a sliding fit mode, and a movable spring (343) connected with the upper end of the square guide column (341) is arranged inside the square sleeve (342); the outer wall of the square sleeve (342) is provided with a rubber block (345) through a supporting spring (344), and the rubber block (345) is connected with the square sleeve (342) in a sliding mode.

4. The apparatus of claim 2, wherein the polishing means is a surface polishing means for polishing the surface of the cast metal pipe: the polishing unit (47) comprises a water storage tank (471), a water pump (472), a communicating pipe (473), a spray head (474), an adjusting cylinder (475) and a polishing module (476); the water storage tank (471) is installed between the two sliding blocks (46), a water inlet is formed in the outer wall of the water storage tank (471), a water pump (472) is installed at the left side of the upper end face of the water storage tank (471) through the base, a water inlet pipe of the water pump (472) is located inside the water storage tank (471), a water outlet pipe of the water pump (472) is installed on the communicating pipe (473), the communicating pipe (473) is installed at the upper end face of the water storage tank (471), and the spray heads (474) are uniformly arranged on the communicating pipe (473); adjusting cylinders (475) are installed on the outer wall of the front end of the water storage tank (471) in a bilateral symmetry mode, and polishing modules (476) are installed at the front ends of the adjusting cylinders (475).

5. The apparatus of claim 4, wherein the polishing means is a surface polishing means for polishing the surface of the cast metal pipe: the grinding module (476) comprises a supporting seat (761), a movable plate (762), an auxiliary spring (763), a grinding roller (764), a driving clamping gear (765), a driven clamping gear (766), a clamping toothed belt (767) and an auxiliary motor (768); an auxiliary groove is formed in the outer wall of the rear end of the supporting seat (761), a movable plate (762) is installed in the auxiliary groove of the supporting seat (761) in a sliding fit mode, the movable plate (762) is connected with the inner wall of the auxiliary groove of the supporting seat (761) through uniformly arranged auxiliary springs (763), and the movable plate (762) is connected with the top end of an adjusting cylinder (475); the front end outer wall of supporting seat (761) evenly is provided with dull polish roller (764) through the bearing, and driven calorie of gear (766) is all installed to the right-hand member spindle nose of dull polish roller (764), auxiliary motor (768) install the right side at supporting seat (761) through the motor cabinet, the output shaft of auxiliary motor (768) installs initiative calorie of gear (765) through the flange, initiative calorie of gear (765) and driven calorie of gear (766) between be connected through card cingulum (767).

6. The apparatus of claim 1, wherein the polishing means comprises: the outer walls of the left side and the right side of the polishing frame (1) are respectively provided with an ear seat, and the ear seats are provided with fixing holes.

7. The apparatus of claim 1, wherein the polishing means comprises: the lower extreme inner wall of frame (1) of polishing has seted up the wedge groove, and evenly is provided with the water guide hole that is linked together with leading dirty case (5) on the wedge groove.

8. The apparatus of claim 3, wherein the polishing means is a surface polishing means for polishing the surface of the cast metal pipe: the rubber block (345) is of a curved structure.

Technical Field

The invention relates to the technical field of pipe fitting polishing, in particular to surface polishing equipment for cast metal cast pipes.

Background

The metal cast pipe is a pipe cast by molten iron or molten steel, the metal cast pipe is mainly used in engineering construction such as water supply, gas transportation or house building, and the like, and the cast pipe is divided into a square pipe, a round pipe and the like according to the shape of a pipe orifice.

The cast tube can have a large amount of burrs at its outer wall of as cast in-process, needs artifical later stage to polish its outer wall and handles to improve the roughness of pipe fitting outer wall, guarantee that later stage anticorrosive material firmly applies paint with a brush on the surface of cast tube, at present at the opposite side pipe outer wall polish the in-process mainly have following problem: the square tube outer wall processing process is mainly that single square tube is operated, the efficiency is low, and the square tube is difficult to keep stable in the fixing process, so that the square tube is difficult to keep fit with polishing equipment, and the processing effect of the square tube outer wall is influenced; secondly, the high temperature that produces at the in-process of side's pipe outer wall polished seriously influences the life of equipment of polishing, reduces the treatment effect of square pipe outer wall.

Therefore, in order to improve the processing efficiency of the square pipe, ensure the treatment effect of the outer wall of the square pipe and prolong the service life of the polishing equipment, the invention provides the surface polishing equipment after the metal cast pipe is cast and molded.

Disclosure of Invention

In order to achieve the purpose, the invention specifically adopts the following technical scheme: a surface polishing device for cast metal pipes comprises a polishing frame, a dust shield, a fixed reversing device, a polishing device, a dirt guide box and a side plate; the polishing frame is of a frame structure, the upper end and the lower end of the polishing frame are respectively provided with a fixed cavity, the fixed cavities are communicated with the outer wall in front of the polishing frame, the number of the side plates is two, and the side plates are all arranged on the outer wall of the fixed cavity of the polishing frame through bolts; a dust separation cover is arranged on the right side of the polishing frame in a sliding fit mode, and the dust separation cover is of a U-shaped structure; the lower end of the polishing frame is provided with an installation cavity, a dirt guide box is arranged in the installation cavity of the polishing frame in a sliding fit mode, and a guide pipe is arranged on the side wall of the dirt guide box; the polishing device is arranged in the auxiliary groove of the polishing frame in a sliding fit mode, and the polishing device is positioned behind the fixed reversing device; guide holes communicated with the fixed cavity are uniformly formed in the inner walls of the upper end and the lower end of the polishing frame from left to right.

The fixed reversing device comprises a double-shaft intermittent motor, an auxiliary shaft lever, a rotating column disc, a fixing unit, a driving gear, a driven gear and a transmission toothed belt; the double-shaft intermittent motor is arranged at the middle position of the left side wall of the interior of the polishing frame close to the front through a motor base, an output shaft of the double-shaft intermittent motor is provided with auxiliary shaft rods through bearings, and the two auxiliary shaft rods are arranged in an upper guide hole and a lower guide hole at the leftmost position of the interior of the polishing frame through bearings; the rest guide holes in the inner walls of the upper end and the lower end of the polishing frame are provided with rotating column discs through bearings, the outer walls of the auxiliary shaft levers positioned in the fixed cavities of the polishing frame are provided with driving gears, the outer walls of the rotating column discs and the fixed cavities are provided with driven gears, and the driving gears and the driven gears are meshed through transmission toothed belts; the outer wall of the rotary column disc is provided with a fixing unit; when a plurality of square pipes are fixed through the fixing unit, the outer walls of the square pipes are polished through the polishing device, and in the process of processing the outer walls of the square pipes, the square pipes are controlled to rotate through intermittent rotation of the double-shaft intermittent motor, so that the binding surfaces of the square pipes and the polishing device are switched, and the function of polishing the outer walls of the square pipes in all directions is realized; the fixed reversing device is convenient for the fixed square tube to be switched with the binding face of the polishing device, so that the polishing function of the outer wall of the square tube is realized.

Preferably, the polishing device comprises an adjusting screw rod, a second chain wheel, an adjusting motor, a first chain wheel, a transmission chain, a sliding block and a polishing unit; the number of the adjusting screw rods is two, the two adjusting screw rods are vertically arranged in an auxiliary groove of the polishing frame through bearings, an upper end shaft head of each adjusting screw rod penetrates through the outer wall of the upper end of the polishing frame and is provided with a second chain wheel, an adjusting motor is arranged on the outer wall of the upper end of the polishing frame through a motor base, and an output shaft of the adjusting motor is provided with a first chain wheel through a flange; the second chain wheel is connected with the first chain wheel through a transmission chain; the number of the sliding blocks is two, the two sliding blocks are arranged in the auxiliary groove of the polishing frame in a sliding fit mode, and the sliding blocks are connected with the adjusting screw rod in a threaded mode; the two sliding blocks are connected through a polishing unit; when the outer wall of the square pipe is polished, the adjusting motor rotates forwards and backwards to drive the adjusting screw to rotate forwards and backwards, so that the sliding block is controlled to reciprocate upwards and downwards, and the function of quickly polishing a plurality of square pipes to be processed is realized through the polishing unit; grinding device is convenient for up-and-down reciprocating motion improves the machining efficiency of square pipe outer wall to through polishing the unit and square pipe outer wall laminating can guarantee the treatment effect of square pipe outer wall.

Preferably, the fixing unit comprises a square guide column, a square sleeve, a movable spring, a supporting spring and a rubber block; sliding grooves are symmetrically formed in the front side wall and the rear side wall of the square guide column, a square sleeve is installed on the outer wall of the square guide column in a sliding fit mode, and a movable spring connected with the upper end of the square guide column is arranged inside the square sleeve; the outer wall of the square sleeve is provided with a rubber block through a supporting spring, and the rubber block is connected with the square sleeve in a sliding mode; in the process of fixing the square tube, the upper end and the lower end of the square tube are manually sleeved on the square sleeve respectively, and the stability of the square tube can be improved under the action of the supporting spring which pushes and extends the rubber block; the fixing unit is convenient for fixing a plurality of square pipes simultaneously, so that the stability of the square pipes in the machining process is ensured, and the polishing efficiency of the outer walls of the square pipes is improved.

Preferably, the polishing unit comprises a water storage tank, a water pump, a communicating pipe, a spray head, an adjusting cylinder and a polishing module; the water storage tank is arranged between the two sliding blocks, a water inlet hole is formed in the outer wall of the water storage tank, a water pump is arranged at the left side of the upper end face of the water storage tank through the base, a water inlet pipe of the water pump is located inside the water storage tank, a water discharge pipe of the water pump is arranged on a communicating pipe, the communicating pipe is arranged on the upper end face of the water storage tank, and spray heads are uniformly arranged on the communicating pipe; adjusting cylinders are symmetrically arranged on the left and right of the outer wall of the front end of the water storage tank, and polishing modules are arranged at the front ends of the adjusting cylinders; before the square pipe is polished, a proper amount of cooling water is manually injected into the water storage tank, and the cooling water in the water storage tank is sprayed on the outer wall of the polishing module through the action of a spray head by the operation of a water pump in the process of polishing the outer wall of the square pipe by the polishing module, so that the polishing module is cooled, and the treatment effect of the polishing module on the square pipe is ensured; in the process of simultaneously processing a plurality of square tubes, the polishing unit drives the polishing module to move through the adjusting cylinder, so that the polishing module is attached to the outer wall of each square tube; the temperature of the surface of the polishing module is reduced by spraying a proper amount of cooling water through the water pump, so that the service life of the polishing module is prolonged.

Preferably, the grinding module comprises a supporting seat, a movable plate, an auxiliary spring, a grinding roller, a driving clamping gear, a driven clamping gear, a clamping toothed belt and an auxiliary motor; the outer wall of the rear end of the supporting seat is provided with an auxiliary groove, a movable plate is arranged in the auxiliary groove of the supporting seat in a sliding fit mode, the movable plate is connected with the inner wall of the auxiliary groove of the supporting seat through uniformly arranged auxiliary springs, and the movable plate is connected with the top end of the adjusting cylinder; the outer wall of the front end of the supporting seat is uniformly provided with a grinding roller through a bearing, the shaft heads at the right end of the grinding roller are respectively provided with a driven clamping gear, the auxiliary motor is arranged on the right side of the supporting seat through a motor base, the output shaft of the auxiliary motor is provided with a driven clamping gear through a flange, and the driven clamping gear is connected with the driven clamping gear through a clamping tooth belt; when the outer wall of the other pipe is polished, the auxiliary motor works to drive the driving clamping gear to rotate, so that the grinding roller is driven to uniformly rotate under the action of the clamping toothed belt, and the function of uniformly polishing the outer wall of the other pipe is realized under the rotating action of the grinding roller; the module of polishing can slowly reduce the contact pressure between the outer wall of grinding roller and the side of managing through auxiliary spring's effect, keeps the outer wall and the grinding roller outer wall of the side of managing to be in the leveling condition at the contact in-process to improve the effect of polishing of grinding roller to the side of managing the outer wall, and can improve the machining efficiency of the side of managing the outer wall through a plurality of grinding rollers.

Preferably, the outer walls of the left side and the right side of the polishing frame are respectively provided with an ear seat, and the ear seats are provided with fixing holes; thereby the fixed orifices on the ear seat is convenient for install rag bolt and guarantees that this equipment of polishing remain stable in the course of working, improves the processing effect of this equipment of polishing to square pipe.

Preferably, the inner wall of the lower end of the polishing frame is provided with a wedge-shaped groove, and the wedge-shaped groove is uniformly provided with water guide holes communicated with the dirt guide box; the wedge groove of seting up is convenient for shower nozzle spun cooling water in time water conservancy diversion to leading dirty incasement portion and retrieving fast, prevents that the cooling water from remaining in the bottom of frame of polishing.

Preferably, the rubber block is of a curved structure so that the square pipe to be processed is sleeved on the outer wall of the square sleeve.

The invention has the beneficial effects that: the polishing device provided by the invention is convenient for reciprocating up and down to improve the processing efficiency of the outer wall of the square pipe, and the processing effect of the outer wall of the square pipe can be ensured by the attachment of the polishing unit and the outer wall of the square pipe.

The fixing unit is convenient for fixing a plurality of square tubes simultaneously, so that the stability of the square tubes in the processing process is ensured, and the polishing efficiency of the outer walls of the square tubes is improved.

In the process of simultaneously processing a plurality of square tubes, the polishing unit drives the polishing module to move through the adjusting cylinder, so that the polishing module is attached to the outer wall of each square tube; the temperature of the surface of the polishing module is reduced by spraying a proper amount of cooling water through the water pump, so that the service life of the polishing module is prolonged.

The grinding module can slowly reduce the contact pressure between the grinding roller and the outer wall of the square pipe under the action of the auxiliary spring, and the outer wall of the square pipe and the outer wall of the grinding roller are kept in a flat state in the contact process, so that the grinding effect of the grinding roller on the outer wall of the square pipe is improved, and the machining efficiency of the outer wall of the square pipe can be improved through the plurality of grinding rollers.

Drawings

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

Fig. 1 is a first view structure diagram of the present invention.

Fig. 2 is a schematic diagram of a second viewing angle structure according to the present invention.

Fig. 3 is a third view structure diagram of the present invention.

Fig. 4 is a rear view of the present invention.

Fig. 5 is a sectional view taken along the line M-M of fig. 4 according to the present invention.

Fig. 6 is a sectional view taken along the line N-N of fig. 4 according to the present invention.

Fig. 7 is a sectional view of the fixing unit of the present invention.

Fig. 8 is a cross-sectional view of a rotating turret disk of the present invention.

Figure 9 is a cross-sectional view of a sharpening unit in accordance with the invention.

Figure 10 is a cross-sectional view of a sanding module of the present invention.

Fig. 11 is a partial enlarged view of the invention at a in fig. 2.

In the figure: 1. a polishing frame; 2. a dust shield; 3. fixing the reversing device; 4. a polishing device; 5. a sewage guide box; 6. a side plate; 31. a dual-axis intermittent motor; 32. an auxiliary shaft lever; 33. rotating the column disc; 34. a fixing unit; 35. a drive gear; 36. a driven gear; 37. a drive toothed belt; 341. a square guide post; 342. a square sleeve; 343. a movable spring; 344. a support spring; 345. a rubber block; 41. adjusting the lead screw; 42. a second sprocket; 43. adjusting the motor; 44. a first chain wheel; 45. a drive chain; 46. a slider; 47. a polishing unit; 471. a water storage tank; 472. a water pump; 473. a communicating pipe; 474. a spray head; 475. an adjusting cylinder; 476. polishing the module; 761. a supporting seat; 762. a movable plate; 763. an auxiliary spring; 764. a frosted roller; 765. a driving snap gear; 766. a driven chuck gear; 767. a latch belt; 768. an auxiliary motor.

Detailed Description

Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.

The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.

Referring to fig. 1, 2 and 3, the surface polishing device for the cast metal pipe comprises a polishing frame 1, a dust-proof cover 2, a fixed reversing device 3, a polishing device 4, a dirt guide box 5 and a side plate 6; the polishing frame 1 is of a frame structure, ear seats are respectively arranged on the outer walls of the left side and the right side of the polishing frame 1, and fixing holes are formed in the ear seats; the fixing holes in the lug seats are convenient for installing foundation bolts, so that the polishing equipment is guaranteed to be stable in the processing process, and the processing effect of the polishing equipment on the square pipes is improved; the upper end and the lower end of the polishing frame 1 are respectively provided with a fixed cavity, the fixed cavities are communicated with the outer wall in front of the polishing frame 1, the number of the side plates 6 is two, and the side plates 6 are all arranged on the outer wall of the fixed cavity of the polishing frame 1 through bolts; the right side of the polishing frame 1 is provided with a dust separation cover 2 in a sliding fit mode, and the dust separation cover 2 is of a U-shaped structure; the lower end of the polishing frame 1 is provided with an installation cavity, a dirt guide box 5 is arranged in the installation cavity of the polishing frame 1 in a sliding fit mode, and a guide pipe is arranged on the side wall of the dirt guide box 5; a wedge-shaped groove is formed in the inner wall of the lower end of the polishing frame 1, and water guide holes communicated with the sewage guide box 5 are uniformly formed in the wedge-shaped groove; the wedge-shaped groove is convenient for the cooling water sprayed by the spray head 474 to be guided to the interior of the dirt guiding box 5 in time and be quickly recycled, so that the cooling water is prevented from remaining at the bottom end of the polishing frame 1; the fixed reversing device 3 is arranged inside the polishing frame 1, auxiliary grooves are symmetrically formed in the left inner wall and the right inner wall of the polishing frame 1, the polishing device 4 is installed in the auxiliary grooves of the polishing frame 1 in a sliding fit mode, and the polishing device 4 is located behind the fixed reversing device 3; the inner walls of the upper end and the lower end of the polishing frame 1 are uniformly provided with a plurality of guide holes communicated with the fixed cavity from left to right.

Referring to fig. 3, 5, 6 and 8, the fixed reversing device 3 includes a biaxial intermittent motor 31, an auxiliary shaft 32, a rotary column disk 33, a fixing unit 34, a driving gear 35, a driven gear 36 and a transmission toothed belt 37; the double-shaft intermittent motor 31 is arranged at the middle position of the left side wall of the interior of the grinding frame 1 close to the front through a motor base, the output shaft of the double-shaft intermittent motor 31 is provided with an auxiliary shaft lever 32 through a bearing, and the two auxiliary shaft levers 32 are arranged in the upper and lower guide holes at the leftmost position of the interior of the grinding frame 1 through bearings; the rest guide holes on the inner walls of the upper end and the lower end of the polishing frame 1 are provided with rotary column disks 33 through bearings, the outer walls of auxiliary shaft rods 32 positioned in the fixed cavity of the polishing frame 1 are provided with driving gears 35, driven gears 36 are arranged on the outer walls of the rotary column disks 33 and positioned in the fixed cavity, and the driving gears 35 and the driven gears 36 at the same height are meshed through transmission toothed belts 37; the outer wall of the rotary column disc 33 is provided with a fixed unit 34; when a plurality of side's pipe is fixed through fixed unit 34, polish the processing through grinding device 4 to the outer wall of side's pipe to at the in-process of side's pipe outer wall processing, rotate control side's pipe rotation through biax intermittent type motor 31 intermittent type, thereby switch over side's pipe and grinding device 4's binding face, realize the all-round function of polishing the processing of side's pipe outer wall.

Referring to fig. 7, the fixed unit 34 includes a square guide column 341, a square sleeve 342, a movable spring 343, a support spring 344, and a rubber block 345; sliding grooves are symmetrically formed in the front side wall and the rear side wall of the square guide column 341, a square sleeve 342 is installed on the outer wall of the square guide column 341 in a sliding fit mode, and a movable spring 343 connected with the upper end of the square guide column 341 is arranged inside the square sleeve 342; the outer wall of the square sleeve 342 is provided with a rubber block 345 through a supporting spring 344, and the rubber block 345 is of a curved structure so that a square pipe to be processed is sleeved on the outer wall of the square sleeve 342; the rubber block 345 is connected with the square sleeve 342 in a sliding way; in the process of fixing the square pipe, the upper end and the lower end of the square pipe are respectively sleeved at the upper end of the square sleeve 342 manually, and the stability of the square pipe can be improved through the action of the supporting spring 344 pushing and extending the rubber block 345; the fixing unit 34 is convenient for fixing a plurality of square pipes simultaneously, ensures the stability of the square pipes in the processing process, and improves the polishing efficiency of the outer walls of the square pipes.

Referring to fig. 2, the polishing device 4 includes an adjusting screw 41, a second sprocket 42, an adjusting motor 43, a first sprocket 44, a transmission chain 45, a sliding block 46 and a polishing unit 47; the number of the adjusting screw rods 41 is two, the two adjusting screw rods 41 are vertically arranged in an auxiliary groove of the polishing frame 1 through bearings, an upper end shaft head of each adjusting screw rod 41 penetrates through the outer wall of the upper end of the polishing frame 1 and is provided with a second chain wheel 42, an adjusting motor 43 is arranged on the outer wall of the upper end of the polishing frame 1 through a motor base, and an output shaft of each adjusting motor 43 is provided with a first chain wheel 44 through a flange; the second chain wheel 42 is connected with the first chain wheel 44 through a transmission chain 45; the number of the sliding blocks 46 is two, the two sliding blocks 46 are arranged in the auxiliary groove of the grinding frame 1 in a sliding fit mode, and the sliding blocks 46 are connected with the adjusting screw rod 41 in a threaded mode; the two sliding blocks 46 are connected through a grinding unit 47; when the outer wall of the square pipe is polished, the adjusting motor 43 rotates forwards and backwards to drive the adjusting screw rod 41 to rotate forwards and backwards, so that the sliding block 46 is controlled to reciprocate upwards and downwards, and the polishing unit 47 is used for rapidly polishing a plurality of square pipes to be processed; reciprocating motion has improved the machining efficiency of square tub of outer wall about grinding device 4 to through the unit 47 of polishing and the laminating of square tub of outer wall can guarantee the treatment effect of square tub of outer wall.

Referring to fig. 9 and 11, the polishing unit 47 includes a water storage tank 471, a water pump 472, a communicating pipe 473, a spray head 474, an adjusting cylinder 475 and a polishing module 476; the water storage tank 471 is installed between the two sliding blocks 46, a water inlet is formed in the outer wall of the water storage tank 471, a water pump 472 is installed at the left side of the upper end face of the water storage tank 471 through the base, a water inlet pipe of the water pump 472 is located inside the water storage tank 471, a water outlet pipe of the water pump 472 is installed on a communicating pipe 473, the communicating pipe 473 is installed at the upper end face of the water storage tank 471, and spray heads 474 are uniformly arranged on the communicating pipe 473; an adjusting cylinder 475 is symmetrically installed on the left and right of the outer wall of the front end of the water storage tank 471, and a polishing module 476 is installed at the front end of the adjusting cylinder 475; before the square pipe is polished, a proper amount of cooling water is manually injected into the water storage tank 471, and in the process of polishing the outer wall of the square pipe by the polishing module 476, the water pump 472 works to spray the cooling water in the water storage tank 471 onto the outer wall of the polishing module 476 through the spray head 474, so that the temperature of the polishing module 476 is reduced, and the treatment effect of the polishing module 476 on the square pipe is ensured; in the process of simultaneously processing a plurality of square pipes, the polishing unit 47 drives the polishing module 476 to move through the adjusting cylinder 475, so that the polishing module 476 is attached to the outer walls of the square pipes; the temperature of the surface of the grinding module 476 is reduced by the proper amount of cooling water sprayed by the water pump 472, thereby increasing the service life of the grinding module 476.

Referring to fig. 9 and 10, the sanding module 476 includes a support 761, a movable plate 762, an auxiliary spring 763, a sanding roller 764, a driving latch 765, a driven latch 766, a latch belt 767, and an auxiliary motor 768; an auxiliary groove is formed in the outer wall of the rear end of the support 761, a movable plate 762 is installed in the auxiliary groove of the support 761 in a sliding fit manner, the movable plate 762 is connected with the inner wall of the auxiliary groove of the support 761 through an auxiliary spring 763 which is uniformly arranged, and the movable plate 762 is connected with the top end of the adjusting cylinder 475; the outer wall of the front end of the supporting seat 761 is uniformly provided with a grinding roller 764 through a bearing, a driven snap gear 766 is respectively arranged on the shaft heads of the right end of the grinding roller 764, the auxiliary motor 768 is arranged on the right side of the supporting seat 761 through a motor base, the output shaft of the auxiliary motor 768 is provided with a driving snap gear 765 through a flange, and the driving snap gear 765 and the driven snap gear 766 are connected through a snap belt 767; when the outer wall of the square pipe is polished; the auxiliary motor 768 works to drive the driving clamp gear 765 to rotate, so that the grinding roller 764 is driven to uniformly rotate under the action of the clamp toothed belt 767, and the outer wall of the square tube is uniformly polished under the rotation action of the grinding roller 764; the module 476 of polishing can slowly reduce the contact pressure between the outer wall of the square pipe and the grinding roller 764 through the effect of auxiliary spring 763, and the outer wall of the square pipe and the outer wall of the grinding roller 764 are kept in a flat state in the contact process, so that the polishing effect of the grinding roller 764 on the outer wall of the square pipe is improved, and the processing efficiency of the outer wall of the square pipe can be improved through the plurality of grinding rollers 764.

Specifically, when the outer wall of the square pipe is polished, firstly, the dust hood 2 is manually pulled open, a proper amount of cooling water is injected into the water storage tank 471, the upper end and the lower end of a plurality of square pipes to be processed are respectively sleeved on the square sleeve 342, and the stability of the square pipes is improved through the effect that the supporting springs 344 prop and extend the rubber blocks 345; then the dust hood 2 is closed, the adjusting cylinder 475 moves telescopically to drive the polishing module 476 to move, and the position of the polishing module 476 is adjusted to enable the polishing module 476 to be attached to the outer wall of the square tube; the auxiliary motor 768 works to drive the driving clamp gear 765 to rotate, the grinding roller 764 is driven to uniformly rotate under the action of the clamp gear belt 767, and the function of uniformly grinding the outer wall of the square tube is realized under the rotation action of the grinding roller 764; in the process of polishing the outer wall of the square pipe, the adjusting motor 43 rotates positively and negatively to drive the adjusting screw 41 to rotate positively and negatively, so that the polishing roller 764 is controlled to reciprocate up and down to switch the polishing position, the square pipe is controlled to rotate in a manner of being matched with the double-shaft intermittent motor 31 to rotate intermittently, the binding surface of the square pipe and the polishing roller 764 is switched, and the cooling water in the water storage tank 471 is sprayed on the outer wall of the polishing module 476 through the action of the spray head 474 by the operation of the water pump 472 in the polishing process, so that the polishing module 476 is cooled, and the treatment effect of the polishing module 476 on the square pipe is ensured; after the outer wall of the square pipe is polished, the dust-proof cover 2 is manually pulled open to take down the square pipe and place the square pipe in order.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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.