CN113458903A

CN113458903A - Arc-shaped welding line polishing device for surface of steel container

Info

Publication number: CN113458903A
Application number: CN202111015366.2A
Authority: CN
Inventors: 陈如忠
Original assignee: Nantong Jinsheng Stainless Steel Co ltd
Current assignee: Nantong Jinsheng Stainless Steel Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2021-10-01
Anticipated expiration: 2041-08-31
Also published as: CN113458903B

Abstract

The invention discloses a polishing device for arc-shaped welding lines on the surface of a steel container, which belongs to the technical field of welding line polishing, wherein a worm is meshed and connected between two symmetrical worm gears, so that the worm can drive the left worm gear and the right worm gear to synchronously and relatively rotate when rotating, the positions of two roller columns I below are adjusted, the bottom of the two roller columns I below can be adjusted through a screw rod and a screw sleeve which are in threaded connection, and the bottom of the screw rod is fixedly connected with the worm, so that when the two roller columns I below move and are adjusted towards the middle position relatively, the roller columns II above can move upwards to stably support a transmission belt, the bottom of the transmission belt can be adjusted to be arc-shaped by matching with a lift formed by pressing of the arc-shaped welding lines, the bottom of the transmission belt is tightly attached to the arc-shaped welding lines, when abrasive paper is used for polishing the outer surfaces of the arc-shaped welding lines, the angle does not need to be repeatedly adjusted when the abrasive paper moves, and the polishing efficiency and the polishing accuracy are improved, the labor intensity of workers is conveniently reduced.

Description

Arc-shaped welding line polishing device for surface of steel container

Technical Field

The invention relates to the technical field of weld polishing, in particular to a polishing device for arc-shaped weld on the surface of a steel container.

Background

The welding seam polishing is a production process for processing the welding position of a product, and the polishing processing of the welding seam at the welding position can make the surface of the welding seam smooth and round, thereby being beneficial to improving the overall aesthetic property of the welding position and being beneficial to the later anti-corrosion processing of the welding position, and the anti-corrosion paint can be evenly and smoothly coated on the outer surface of the welding seam, so that the welding seam polishing technology is widely applied to the current industrial processing production.

Welding seam polishing operation among the prior art, it adopts the burnishing machine to carry out burnishing and polishing treatment to welding seam position surface usually, receive the operation influence of rotary polishing, make the polishing surface of the last stone of polishing of burnishing machine be straight form usually, when polishing the operation to the arc welding seam, for making burnishing device can laminate mutually with the surface of arc welding seam, it removes the limit adjustment polishing angle to need the handheld burnishing machine of staff to move usually, the manual work holds the burnishing machine for a long time and carries out the operation, lead to staff intensity of labour to increase easily, work efficiency is low.

Therefore, the polishing device for the arc-shaped welding line on the surface of the steel container is provided to effectively solve the problems in the prior art.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a steel container surface arc-shaped welding line polishing device, which can drive a worm to synchronously rotate when a screw rod rotates, so that a worm wheel and a screw sleeve respectively rotate and move, the positions of the two roller columns I below and the screw sleeve above are adjusted, the shape of a transmission belt is adjusted, and sand paper is tightly attached to the outer surface of a welding line by matching with the compression of the outer surface of the arc-shaped welding line, so that the device is favorable for stable adaptive polishing operation, the polishing angle does not need to be repeatedly adjusted by a worker, and the working efficiency is improved.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A steel container surface arc welding line polishing device comprises a shell, an adjustable polishing piece is installed inside the shell, the adjustable polishing piece comprises two connecting frames which are symmetrically arranged inside the shell in a front-back mode, a worm wheel is symmetrically and rotatably connected to the lower portion of each connecting frame, swing arms are fixedly connected to the outer sides of the two worm wheels, a fixed shaft is fixedly connected between the outer ends of the two swing arms corresponding to the front side and the back side, a first roller column is movably sleeved on the outer side of the fixed shaft, a worm is connected between the two worm wheels which are symmetrical in the left-right mode in a meshed mode, the worm is rotatably connected to the middle position of the corresponding connecting frame, a screw rod is fixedly welded to the top of the worm, a screw sleeve is movably sleeved on the outer side of the screw rod, the screw sleeve is connected with the screw rod in a threaded mode, a longitudinal rod is fixedly connected between the front screw sleeve and the back screw sleeve, a second roller column is movably sleeved on the outer side of the longitudinal rod, a transmission belt is sleeved on the outer sides of the first roller column and the second roller column, the two rollers I and the rollers II are in transmission connection through a transmission belt, the outer surface of the transmission belt is covered with abrasive paper, the outer side of each roller II is connected with a power driving piece, a dust collection mechanism is installed inside the shell, and moving pieces are installed on the outer side of the shell.

Further, the equal symmetry in both sides is fixed with the ring around roller I and roller II, and the thickness of ring is less than drive belt's thickness, abrasive paper's appearance is rectangular form, abrasive paper pastes the outside of gluing at drive belt through the magic, through set up the ring on both ends around roller I and roller II, be favorable to carrying out the backstop restriction to drive belt, it drops when rotatory to avoid drive belt, thickness through setting up the ring is less than drive belt's thickness, be favorable to avoiding the ring protrusion to cause the influence in the outside to the butt weld polishing, through setting up the mutual adhesion of magic subsides between abrasive paper and the drive belt, make abrasive paper be convenient for change through tearing, the convenience of changing when having promoted the device and using.

Further, annular tooth's socket has all been seted up on the surface of roller one and roller two, be equipped with annular rack on driving belt's the internal surface, and annular rack corresponds the setting with annular tooth's socket position, be connected through the tooth meshing between annular rack and the annular tooth's socket, through setting up intermeshing between annular tooth's socket and the annular rack, make driving belt be connected more stably to the transmission between two roller one and a roller two, the probability of roller one and roller two idle running of skidding has been reduced, and simultaneously, can continuously rotate through setting up driving belt, make the adhesion at the abrasive paper in its outside and the contact surface between the welding seam constantly adjust, thereby make the abrasive paper loss even, be convenient for carry out the saving and utilization to abrasive paper.

Further, be connected through the transmission of belt pulley drive assembly between the top of two screw rods, the top fixedly connected with rotary disk of one of them screw rod, through be provided with belt pulley drive assembly between two screw rods, make the rotation of two screw rods keep synchronous unanimity, be convenient for ensure the stability when the device adjusts, through being provided with rotary disk fixed mounting at the top of screw rod, make the staff can be effectively convenient drive the screw rod through rotatory rotary disk, the use convenience of the device has been promoted.

Further, the power driving part comprises a spline shaft fixed on the outer side of one end of the front surface of the roller post II and a connecting rod fixed on the outer side of the screw sleeve, one end of the outer side of the connecting rod is rotatably connected with a gear II through a rotating shaft I, the gear II is meshed with the gear I through teeth, a bevel gear I is fixedly welded on the other end of the rotating shaft I, the spline sleeve is rotatably connected above the connecting rod through an L-shaped frame, a bevel gear II is fixedly installed on the outer side of the bottom of the spline sleeve, the bevel gear II is in meshed transmission connection with the bevel gear I through the teeth, the spline shaft is vertically and rotatably connected inside the shell through shaft seats which are symmetrical up and down, the spline shaft is inserted in the middle position inside the spline sleeve in a penetrating manner, the top end of the spline shaft is fixedly connected to a driving shaft of a servo motor I, the servo motor I is fixedly installed on the outer surface of the shell, and the power driving part is connected outside the roller post II, the effectual polishing operation that provides power input for the device, simultaneously, through setting up between the gear one and the gear two of intermeshing to and be perpendicular intermeshing's awl tooth one and awl tooth two between, adjust the direction of drive for the device power inserts more conveniently.

Further, the inside through-hole of spline housing is regular hexagon, the outside size of integral key shaft and the inside size looks adaptation of spline housing, sliding connection from top to bottom between spline housing and the integral key shaft, spline housing and integral key shaft through setting up the mutual adaptation of size, make between spline housing and the integral key shaft only can carry out relative slip from top to bottom, avoid appearing the relative rotation between spline housing and the integral key shaft, make roller two still can receive servo motor one when reciprocating and stabilize power input, the effectual stability that ensures power transmission.

Further, dust absorption mechanism includes fixed mounting at the inside dust collection box and the air exhauster of shell, the convulsions end of air exhauster is linked together through pipeline and dust collection box inside, the outside of a roller one in left side is provided with the protection casing, and the protection casing is linked together through flexible pipe and dust collection box inside, through being provided with air exhauster and the protection casing of intercommunication in the dust collection box both sides, make the air exhauster during operation, can effectually drive the air current and flow, thereby inside dust piece that produces the polishing adsorbs to the dust collection box from protection casing department, effectually avoid the dust piece outwards to fly apart.

Further, the opening has been seted up at the top of shell, and the opening is located the dust collection box and puts directly over, the inside rotation of opening is connected with the dodge gate, the pipeline of connecting on the air exhauster installs the filter core with dust collection box intercommunication department, and the filter core passes through the buckle and is connected with the pipeline block, install in pipe connection department through being provided with the filter core, be favorable to avoiding inside the dust piece of collecting the dust collection box to get into inside the air exhauster, be convenient for ensure the job stabilization nature of air exhauster, and simultaneously, through filter core and the pipeline of connecting through the buckle block between the setting, make filter core convenient to detach clear up.

Further, both ends rotate with being located left fixed axle around the protection casing and be connected, vertically laid the brush on the top inner wall of protection casing, vertically fixed with the magnetic stripe on the below surface of protection casing, vertically laid on the top inner wall of protection casing through setting up the brush, cooperation driving belt's removal, can effectually clear up adnexed dust piece on the abrasive paper, and simultaneously, also can effectually restrict the air current flow direction, reduce the inside top air inlet efficiency of protection casing, strengthen its below convulsions efficiency, through being provided with magnetic stripe fixed mounting on the below surface of dust collection box, with the help of the magnetic attraction of magnetic stripe to steel container arc welding seam department, can make the protection casing stably laminate on the welding seam surface, promote the stable validity when taking out dirt.

Furthermore, the moving part comprises supporting legs which are uniformly and rotatably connected to the outer surface of the shell through a connecting shaft, the other ends of the supporting legs are rotatably connected with a strong magnetic roller through a second rotating shaft, a second servo motor is fixedly arranged on the outer surface of one of the supporting legs, a driving shaft of the second servo motor is fixedly connected with the second rotating shaft, a torsion spring is sleeved outside the connecting shaft, two ends of the torsion spring are respectively and fixedly arranged on the shell and the supporting legs, the supporting legs are elastically and rotatably connected with the shell through the torsion spring, the strong magnetic roller is rotatably connected to the supporting legs through being arranged, the device can be stably attached to the outer side of an arc-shaped welding line of the steel container by means of magnetic attraction of the strong magnetic roller, the servo motor is arranged to drive the strong magnetic roller, so that the device can move and polish without being held by a worker, polishing efficiency is convenient to promote, and very big reduction staff's intensity of labour.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) according to the scheme, the worm is meshed and connected between the two symmetrical worm gears, so that the worm can drive the left worm gear and the right worm gear to synchronously rotate relatively when rotating, the swing arm is driven to swing, the positions of the two roller columns I below are adjusted, the roller columns II can be adjusted up and down by arranging the screw rod and the screw sleeve which are in threaded connection, when the two roller columns I below move relatively to the middle position and are adjusted by arranging the fixed connection between the bottom of the screw rod and the worm, the roller columns II above can move upwards, so that the transmission belt is stably supported, the bottom of the transmission belt can be adjusted to be in an arc shape by matching with the lifting formed by the compression of the arc-shaped welding line, the transmission belt is tightly attached to the arc-shaped welding line, when the outer surface of the arc-shaped welding line is polished by abrasive paper, the angle does not need to be adjusted repeatedly when moving, and the polishing efficiency and the polishing accuracy are effectively improved, the labor intensity of workers is conveniently reduced.

(2) This scheme is through setting up the ring on both ends around roller one and roller two, be favorable to carrying out the backstop restriction to driving belt, avoid driving belt to drop when rotatory, thickness through setting up the ring is less than driving belt's thickness, be favorable to avoiding the ring protrusion to cause the influence in the outside to the weld polishing, through setting up the mutual adhesion of magic subsides between abrasive paper and the driving belt, make abrasive paper be convenient for change through tearing, the convenience of changing when having promoted the device use.

(3) This scheme is through setting up intermeshing between annular tooth's socket and the annular rack for driving belt is connected more stably to the transmission between two rollers one and a roller two, has reduced the probability that roller one skidded the idle running with roller two, and simultaneously, can continuously rotate through setting up driving belt, makes the adhesion adjust constantly at the abrasive paper in its outside and the contact surface between the welding seam, thereby makes the abrasive paper loss even, is convenient for carry out the saving and utilization to abrasive paper.

(4) This scheme is through being provided with belt pulley drive assembly between two screw rods for the rotation of two screw rods keeps synchronous unanimity, and stability when being convenient for ensure the device adjustment through being provided with rotary disk fixed mounting at the top of screw rod makes the staff can be effectively convenient drive the screw rod through rotatory rotary disk, has promoted the device's use convenience.

(5) This scheme is connected with power driving spare through the outside at roller two, the effectual power input that provides for the device polishing operation, and simultaneously, through gear one and gear two that set up intermeshing, and be perpendicular intermeshing's awl tooth one and awl tooth two between and, adjust the direction of drive, make the device power access more convenient, spline housing and integral key shaft through setting up the mutual adaptation of size, make only can carry out relative upper and lower slip between spline housing and the integral key shaft, avoid appearing relative rotation between spline housing and the integral key shaft, make roller two still can receive servo motor one when reciprocating stable power input, the effectual stability that has ensured power transmission.

(6) This scheme is through being provided with air exhauster and the protection casing of intercommunication in the dust collection box both sides, make the air exhauster during operation, can effectually drive the air current and flow, thereby adsorb to the dust collection box inside from the dust piece that protection casing department will polish the production, effectually avoid the dust piece outwards to scatter, install in pipe connection department through being provided with the filter core, be favorable to avoiding inside the dust piece of collecting the dust collection box to get into the air exhauster inside, be convenient for ensure the job stabilization nature of air exhauster, and simultaneously, through filter core and the pipeline of connecting through the buckle block between the setting, make filter core convenient to detach clear up.

(7) This scheme is vertically laid on the top inner wall of protection casing through setting up the brush, cooperation driving belt's removal, can effectually clear up adnexed dust piece on the abrasive paper, and simultaneously, also can effectually restrict the air current flow direction, reduce the inside top air inlet efficiency of protection casing, strengthen its below convulsions efficiency, through being provided with magnetic stripe fixed mounting on the below surface of dust collection box, attract with the help of the magnetism of magnetic stripe to steel container arc welding seam department, can make the protection casing stabilize the laminating on the welding seam surface, promote the stable validity when taking out dirt.

(8) This scheme rotates through being provided with strong magnetic roller and connects on the supporting leg, with the help of strong magnetic roller to the magnetic attraction of steel for the device can be stably laminated in the arc welding outside of steel container, provides the drive for strong magnetic roller through being provided with servo motor two, makes the device need not the handheld removal of staff, can remove the polishing, is convenient for promote polishing efficiency, and very big reduction staff's intensity of labour.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of an adjustable polishing member and a powered drive member according to the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

FIG. 4 is a schematic perspective cross-sectional view of the present invention;

FIG. 5 is a front view of FIG. 4;

FIG. 6 is a perspective view of the worm gear and worm of the present invention;

FIG. 7 is a disassembled view of a first roller, a second roller and a drive belt of the present invention;

FIG. 8 is a disassembled view of the moving part of the present invention;

FIG. 9 is a front view of the present invention in an operating condition;

figure 10 is an elevational view of the adjustable polishing member and powered drive member of the present invention after adjustment.

The reference numbers in the figures illustrate:

1. a housing; 2. an adjustable polishing member; 201. a connecting frame; 202. a worm gear; 203. swinging arms; 204. a fixed shaft; 205. a first roller; 206. a worm; 207. a screw; 208. a threaded sleeve; 209. a longitudinal bar; 210. a roller II; 211. a drive belt; 212. sand paper; 213. an annular gullet; 214. an annular rack; 215. a pulley drive assembly; 216. rotating the disc; 3. a powered drive member; 301. a first gear; 302. a connecting rod; 303. a first rotating shaft; 304. a second gear; 305. a first bevel gear; 306. an L-shaped frame; 307. a spline housing; 308. a second bevel gear; 309. a shaft seat; 310. a spline shaft; 311. a first servo motor; 4. a dust suction mechanism; 401. a dust collection box; 402. a movable door; 403. an exhaust fan; 404. a filter element; 405. a protective cover; 406. a telescopic pipe; 407. a brush; 408. a magnetic strip; 5. a moving member; 501. a connecting shaft; 502. supporting legs; 503. a second rotating shaft; 504. a strong magnetic roller; 505. a servo motor II; 506. a torsion spring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-3, 5-7 and 10, a steel container surface arc-shaped weld polishing device comprises a housing 1, an adjustable polishing member 2 is installed inside the housing 1, the adjustable polishing member 2 comprises two connecting frames 201 symmetrically arranged inside the housing 1 in a front-back manner, a worm wheel 202 is symmetrically and rotatably connected below each connecting frame 201, swing arms 203 are fixedly connected to the outer sides of the two worm wheels 202, a fixing shaft 204 is fixedly connected between the outer ends of the front and back corresponding two swing arms 203, a roller column 205 is movably sleeved on the outer side of the fixing shaft 204, a worm 206 is engaged between the two left and right symmetrical worm wheels 202, the worm 206 is rotatably connected to the middle position of the corresponding connecting frame 201, a screw rod 207 is fixedly welded to the top of the worm 206, a screw sleeve 208 is movably sleeved on the outer side of the screw rod 207, and the screw sleeve 208 is connected with the screw rod 207 through threads, a longitudinal rod 209 is fixedly connected between the front and rear two thread sleeves 208, a roller post II 210 is movably sleeved on the outer side of the longitudinal rod 209, a transmission belt 211 is sleeved on the outer sides of the roller post I205 and the roller post II 210, the roller post I205 and the roller post II 210 are in transmission connection through the transmission belt 211, annular tooth grooves 213 are formed in the outer surfaces of the roller post I205 and the roller post II 210, annular racks 214 are assembled on the inner surfaces of the transmission belt 211, the annular racks 214 are arranged corresponding to the annular tooth grooves 213, and the annular racks 214 are connected with the annular tooth grooves 213 in a tooth meshing manner.

Referring to the above, the screw 207 can be rotated to drive the worm 206 connected to the lower end of the screw to rotate synchronously, when the screw 207 rotates, the screw 208 moves up and down along the screw by means of the meshing of the threads, when the synchronous worm 206 rotates, the worm wheels 202 meshed at the two sides of the screw are driven to rotate, so that the swing arm 203 swings to drive the roller one 205 arranged at the outer end position of the swing arm to move, when the screw 208 drives the roller two 210 to move up, the two roller one 205 at the lower part are synchronously and oppositely close to the middle position, otherwise, when the screw 208 drives the roller two 210 to move down, the two roller one 205 at the lower part are driven to synchronously move outwards, and through the adjustment of the two roller one 205 at the lower part and the roller two 210, the device is matched with the contact of the outer surface of the arc-shaped welding seam, so that one side of the bottom of the transmission belt 211 is always kept in close contact with the outer surface of the arc-shaped welding seam, thereby make the device need not frequently to adjust the polishing angle, effectual polishing work efficiency that has promoted, and be convenient for promote the device's control convenience.

Referring to fig. 2 and 7 again, the outer surface of the transmission belt 211 is connected and covered with the sand paper 212, the front side and the rear side of the first roller 205 and the second roller 210 are symmetrically fixed with circular rings, the thickness of the circular rings is smaller than that of the transmission belt 211, the shape of the sand paper 212 is strip-shaped, the sand paper 212 is adhered to the outer side of the transmission belt 211 through a magic tape, the outer surface of the transmission belt 211 is covered with the sand paper 212 through the arrangement of the sand paper 212, when the transmission belt 211 continuously rotates, the transmission belt 211 drives the sand paper 212 to synchronously rotate, the outer surface of an arc-shaped welding seam is polished through the movement of the sand paper 212, the sand paper 212 continuously and circularly rotates is beneficial to enabling the polishing loss to be uniform, the sand paper 212 is conveniently saved and utilized, meanwhile, the sand paper 212 can be detached by tearing through the arrangement of the sand paper 212 depending on the adhesion between the magic tape and the transmission belt 211, and the sand paper 212 is convenient to be replaced, the use convenience of the device is effectively guaranteed.

Referring to fig. 2, the tops of the two screws 207 are in transmission connection through the pulley transmission assembly 215, the top of one screw 207 is fixedly connected with the rotating disc 216, and is in transmission connection between the two screws 207 through the pulley transmission assembly 215, so that when one screw 207 rotates, the other screw 207 rotates synchronously, synchronization and stability of the two screws 207 during rotation are effectively guaranteed, and stability of the device during adjustment is guaranteed.

Referring to fig. 2-3, a power driving member 3 is connected to the outer side of the second roller 210, the power driving member 3 includes a spline shaft 310 fixed to the outer side of one end of the second roller 210 and a connecting rod 302 fixed to the outer side of the threaded sleeve 208, one end of the outer side of the connecting rod 302 is rotatably connected to a second gear 304 through a first rotating shaft 303, the second gear 304 is in meshing connection with the first gear 301 through teeth, a first conical tooth 305 is fixedly welded to the other end of the first rotating shaft 303, a spline sleeve 307 is rotatably connected to the upper side of the connecting rod 302 through an L-shaped frame 306, a second conical tooth 308 is fixedly installed on the outer side of the bottom of the spline sleeve 307, the second conical tooth 308 is in meshing transmission connection with the first conical tooth 305 through teeth, the spline shaft 310 is vertically and rotatably connected to the inside of the housing 1 through a shaft seat 309 which is symmetrical up and down, the spline shaft 310 is inserted into the middle position inside of the spline sleeve 307, the through hole inside the spline sleeve 307 is a regular hexagon, the outside size of spline shaft 310 and the inside size of spline housing 307 are adapted, spline housing 307 and spline shaft 310 are connected with each other in a vertical sliding manner, the top end of spline shaft 310 is fixedly connected to the driving shaft of servo motor 311, and servo motor 311 is fixedly installed on the outer surface of housing 1.

Therefore, when the device works, the spline shaft 310 connected to the driving shaft can be driven to rotate by electrifying and starting the servo motor I311, so that the spline sleeve 307 sleeved outside the spline shaft 310 rotates, under the meshing transmission of the second bevel gear 308 and the first bevel gear 305 which are perpendicular to each other and the transmission connection of the first gear 301 and the second gear 304, so that the first servo motor 311 can provide power input for the second roller 210 when being started, thereby providing power support for the rotary polishing of the sand paper 212, by arranging the outer side of spline shaft 310 in a regular hexagon shape that fits the through hole inside spline housing 307, spline shaft 310 and spline housing 307 can slide up and down relatively, so that the spline shaft 310 and spline housing 307 are prevented from idling, the second roller 210 can still be stably connected with power after being adjusted in the up-and-down moving position, and the working stability of the device is effectively improved.

Referring to fig. 2 and 4-5, a dust suction mechanism 4 is installed inside the housing 1, the dust suction mechanism 4 includes a dust collection box 401 and an exhaust fan 403 fixedly installed inside the housing 1, an exhaust end of the exhaust fan 403 is communicated with the inside of the dust collection box 401 through a pipeline, a protective cover 405 is arranged outside one roller column 205 on the left side, the protective hood 405 is communicated with the interior of the dust collection box 401 through the telescopic pipe 406, the top of the shell 1 is provided with a through hole, the through hole is positioned right above the dust collection box 401, the inside of the through hole is rotatably connected with a movable door 402, a filter element 404 is arranged at the position where the pipeline connected with the exhaust fan 403 is communicated with the dust collection box 401, and filter core 404 is connected with the pipeline block through the buckle, and the front and back both ends of protection casing 405 are connected with being located left fixed axle 204 and rotate, and brush 407 has vertically been laid on the upper inner wall of protection casing 405, and the magnetic stripe 408 is vertically fixed with on the below surface of protection casing 405.

It can be seen that when the suction fan 403 is in the energized state, the suction fan, through the connection of the conduits, the interior of the dust box 401 is subjected to air draft operation, the air draft operation is performed at the position of the shield 405 under the action of the flowing air current, under the guiding action of the air flow drawing, the dust generated by polishing in the range contained by the protective cover 405 is attracted, and the dust and debris enter the dust collection box 401 through the protective cover 405 along the extension tube 406 to be collected, so that dust scatter during the polishing operation is effectively avoided, by arranging the movable door 402 above the dust box 401, the movable door 402 can be opened conveniently by turning, thereby clear up the inside dust of collecting box 401 fast, install in the pipe connection department through setting up filter core 404, be favorable to avoiding the inside dust of collecting box 401 to enter into to inside air exhauster 403 along the pipeline, be convenient for ensure the job stabilization nature of air exhauster 403.

In addition, the telescopic pipe 406 is arranged and connected between the protective cover 405 and the dust collection box 401, when the protective cover 405 is moved and adjusted, the dust debris conveying stability can be guaranteed through the stretching of the telescopic pipe 406, the clamping connection type filter element 404 is beneficial to being detached from the pipeline connection part and is convenient to clean and maintain, the device is more convenient to use, the brush 407 is arranged above the inner part of the protective cover 405, when the transmission belt 211 rotates to drive the sand paper 212 to rotate circularly, the brush 407 can effectively clean the dust debris attached to the polished sand paper 212 under relative movement, the stability of the polishing work of the device is beneficial to being guaranteed, meanwhile, the air flow suction force at the opening below the protective cover 405 is enhanced through the plugging of the brush 407, the dust debris collection effect is convenient to be improved, and the magnetic strip 408 is arranged outside the protective cover 405, by means of magnetic adsorption between the protective cover and the steel material, the lower end of the protective cover 405 can be stably attached to the outer surface of the arc-shaped welding line, and the probability of dust fragments scattering outwards is reduced.

Referring to fig. 1 and 8, a moving member 5 is mounted on the outer side of a housing 1, the moving member 5 includes a support leg 502 uniformly rotatably connected to the outer surface of the housing 1 through a connecting shaft 501, the other end of the support leg 502 is rotatably connected to a ferromagnetic roller 504 through a second rotating shaft 503, a second servo motor 505 is fixedly mounted on the outer surface of one of the support legs 502, a driving shaft of the second servo motor 505 is fixedly connected to the second rotating shaft 503, a torsion spring 506 is sleeved on the outer side of the connecting shaft 501, two ends of the torsion spring 506 are respectively fixedly mounted on the housing 1 and the support leg 502, the support leg 502 is elastically rotatably connected to the housing 1 through the torsion spring 506, the ferromagnetic roller 504 is rotatably connected to the support leg 502 through the second rotating shaft 503, and the support leg 502 keeps upward deflection tendency under the elastic manufacturing effect of the torsion spring 506, with the help of the magnetism attraction of strong magnetism roller 504 to steel, make strong magnetism roller 504 stable firm absorption on the surface of arc welding seam, under the relative action, make the device shell 1 wholly press down and paste in the outside of welding seam, the during operation can provide the drive for strong magnetism roller 504 through two 505 servo motors, make the device need not the handheld removal of staff, can remove the polishing, be convenient for promote polishing efficiency, and very big reduction staff's intensity of labour.

When in use, please refer to fig. 9, a worker places the device outside an arc-shaped welding seam to be polished, by pressing down, the supporting leg 502 is deflected, the strong magnetic roller 504 is attracted to a steel container by the magnetic attraction of the strong magnetic roller 504, the strong magnetic roller 504 is tightly attached to the outside of the welding seam, the strong magnetic roller is made by the elasticity of the torsion spring 506, under the reverse action, the whole shell 1 can be tightly attached to the outer surface of the welding seam, at the moment, the worker adjusts the device by rotating the rotating disc 216, the two screw rods 207 synchronously rotate by the transmission connection of the belt pulley transmission assembly 215, the screw rod 207 drives the worm 206 to rotate when rotating, the two worm wheels 202 which are symmetrical left and right synchronously rotate relatively, the upper screw sleeve 208 moves up and down to adjust the position, so that the positions of the two roller columns one 205 below and the position of the roller column two 210 are synchronously changed, under the support of the two roller columns one 205 and one roller column two 210, and by matching with the relative lifting support at the joint of the arc-shaped welding line and the sand paper 212, the transmission belt 211 is stably sleeved on the outer sides of the first roller column 205 and the second roller column 210, and the lower part of the transmission belt is tightly jointed with the arc-shaped welding line.

When the practical use, the staff is connected this device with external power supply, for this device provides electric power support, the staff controls the device and starts, it is rotatory to drive two 210 rollers after the circular telegram of servo motor 311, make driving belt 211 continuous cycle rotate, it polishes to drive the rotatory butt weld of abrasive paper 212, then to the inside operation of bleeding of dust collection box 401 after air exhauster 403 circular telegram starts, it inhales inside dust collection box 401 to make protection casing 405 department last stable piece dust that will polish the production, and then drive the rotation of strong magnetism roller 504 and remove the drive to the device when servo motor two 505 circular telegrams starts, through the aforesaid setting, the effectual polishing efficiency and the polishing effect who has improved the arc welding seam, be convenient for reduce staff intensity of labour, and safe more effective.

The above are merely preferred embodiments of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a steel container surface arc welding seam burnishing device, includes shell (1), its characterized in that: the adjustable polishing device is characterized in that an adjustable polishing piece (2) is arranged inside the shell (1), the adjustable polishing piece (2) comprises two connecting frames (201) which are symmetrically arranged inside the shell (1) in a front-back mode, worm wheels (202) are symmetrically and rotatably connected to the lower portion of each connecting frame (201), swing arms (203) are fixedly connected to the outer sides of the two worm wheels (202), a fixed shaft (204) is fixedly connected between the outer ends of the two swing arms (203) corresponding to the front side and the rear side, a roller column I (205) is movably sleeved on the outer side of the fixed shaft (204), a worm (206) is meshed between the two worm wheels (202) symmetrical to the left side and the right side, and the worm (206) is rotatably connected to the middle position of the corresponding connecting frame (201);

the top of the worm (206) is fixedly welded with a screw rod (207), a threaded sleeve (208) is movably sleeved on the outer side of the screw rod (207), the threaded sleeve (208) is connected with the screw rod (207) through threads, a longitudinal rod (209) is fixedly connected between the front threaded sleeve and the rear threaded sleeve (208), a roller post II (210) is movably sleeved on the outer side of the longitudinal rod (209), a transmission belt (211) is sleeved on the outer sides of the two roller posts I (205) and the roller post II (210), the two roller posts I (205) and the roller post II (210) are in transmission connection through the transmission belt (211), and sand paper (212) covers the outer surface of the transmission belt (211);

the outer side of the second roller column (210) is connected with a power driving part (3), a dust collection mechanism (4) is installed inside the shell (1), and a moving part (5) is installed on the outer side of the shell (1).

2. The steel container surface arc welding line polishing device as set forth in claim 1, wherein: the equal symmetry in both sides is fixed with the ring around roller (205) and roller two (210), and the thickness of ring is less than the thickness of driving belt (211), the appearance of abrasive paper (212) is rectangular form, abrasive paper (212) are pasted through the magic and are connected in the outside of driving belt (211).

3. The steel container surface arc welding line polishing device as set forth in claim 1, wherein: annular tooth's socket (213) have all been seted up on the surface of roller (205) and roller (210), be equipped with annular rack (214) on the internal surface of driving belt (211), and annular rack (214) and annular tooth's socket (213) position correspond the setting, be connected through tooth meshing between annular rack (214) and the annular tooth's socket (213).

4. The steel container surface arc welding line polishing device as set forth in claim 1, wherein: the tops of the two screw rods (207) are in transmission connection through a belt pulley transmission assembly (215), and a rotating disc (216) is fixedly connected to the top of one screw rod (207).

5. The steel container surface arc welding line polishing device as set forth in claim 1, wherein: the power driving part (3) comprises a spline shaft (310) fixed on the outer side of one end of the front face of a roller II (210) and a connecting rod (302) fixed on the outer side of a thread sleeve (208), one end of the outer side of the connecting rod (302) is rotatably connected with a gear II (304) through a rotating shaft I (303), the gear II (304) is connected with the gear I (301) through tooth meshing, a bevel gear I (305) is fixedly welded on the other end of the rotating shaft I (303), a spline sleeve (307) is rotatably connected above the connecting rod (302) through an L-shaped frame (306), a bevel gear II (308) is fixedly installed on the outer side of the bottom of the spline sleeve (307), the bevel gear II (308) is connected with the bevel gear I (305) through tooth meshing transmission, the inside of the shell (1) is vertically and rotatably connected with the spline shaft base (310) through an upper and lower symmetrical shaft base (309), and the spline shaft (310) penetrates through the spline shaft and is inserted in the middle position inside of the spline sleeve (307), the top end of the spline shaft (310) is fixedly connected to a driving shaft of a first servo motor (311), and the first servo motor (311) is fixedly installed on the outer surface of the shell (1).

6. The steel container surface arc welding line polishing device as set forth in claim 5, wherein: the spline shaft is characterized in that an inner through hole of the spline housing (307) is a regular hexagon, the outer size of the spline shaft (310) is matched with the inner size of the spline housing (307), and the spline housing (307) is connected with the spline shaft (310) in a vertical sliding mode.

7. The steel container surface arc welding line polishing device as set forth in claim 1, wherein: dust absorption mechanism (4) are including fixed mounting at inside dust collection box (401) of shell (1) and air exhauster (403), the convulsions end of air exhauster (403) is linked together through pipeline and dust collection box (401) inside, and one on the left side the outside of roller (205) is provided with protection casing (405), and protection casing (405) are linked together through flexible pipe (406) and dust collection box (401) inside.

8. The steel container surface weld bead polishing device according to claim 7, wherein: the opening has been seted up at the top of shell (1), and the opening is located dust collection box (401) position directly over, the inside rotation of opening is connected with dodge gate (402), pipeline and dust collection box (401) intercommunication department of connecting on air exhauster (403) installs filter core (404), and filter core (404) pass through the buckle and are connected with the pipeline block.

9. The steel container surface weld bead polishing device according to claim 7, wherein: the front end and the rear end of the protective cover (405) are rotatably connected with a fixed shaft (204) positioned on the left side, a brush (407) is longitudinally arranged on the inner wall of the upper portion of the protective cover (405), and a magnetic strip (408) is longitudinally fixed on the outer surface of the lower portion of the protective cover (405).

10. The steel container surface arc welding line polishing device as set forth in claim 1, wherein: moving member (5) include through connecting axle (501) even rotation connection support leg (502) on shell (1) surface, and support leg (502) other end rotates through two (503) of pivot and is connected with strong magnetic roller (504), one of them fixed mounting has two (505) of servo motor on the surface of support leg (502), and fixed connection between the drive shaft of two (505) of servo motor and pivot two (503), the outside cover of connecting axle (501) is equipped with torque spring (506), and torque spring (506)'s both ends respectively fixed mounting on shell (1) and support leg (502), elasticity swivelling joint between support leg (502) through torque spring (506) and shell (1).