CN113579949A

CN113579949A - Polishing machine tool for polishing multidimensional welding points

Info

Publication number: CN113579949A
Application number: CN202111142036.XA
Authority: CN
Inventors: 伏学保; 陈斌
Original assignee: Hunan Zhiyong Technology Co ltd
Current assignee: Hunan Zhiyong Technology Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2021-11-02

Abstract

The utility model relates to a lathe of polishing of multidimension degree welding point polishing belongs to the polishing lathe field, portion of polishing through being provided with the multistage formula, make people can be through operation splicing mechanism, make a plurality of first supports can install respectively on four tip on the cross, and then when the drive division rotates, first support on the cross, first roller and polishing belt can rotate thereupon, the welding department of tubulose work piece inner wall polishes, change the mode of polishing, and can adjust the position of first support on the cross tip through operation splicing mechanism, and then can polish the tubulose work piece of different diameters.

Description

Polishing machine tool for polishing multidimensional welding points

Technical Field

The invention relates to a grinding machine tool for polishing a multi-dimensional welding point, and belongs to the field of polishing machine tools.

Background

Grinding machines are machine tools for grinding surfaces of workpieces with grinders, most of which use grinding wheels rotating at high speed for grinding, and few of which use other grinders such as oilstones and abrasive belts and free abrasives, such as honing machines, superfinishing machines, belt grinders, and polishers.

At present, most engine parts need to be polished and ground at the welding positions of metal shells by using a grinding machine tool after being welded, the conventional grinding machine tool can only polish plate-shaped workpieces or tubular workpieces in a single grinding mode, the grinding modes cannot be switched, and then the two grinding machine tools can only be purchased respectively when a plurality of plate-shaped workpieces or tubular workpieces are required to be ground, so that the cost is high.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the polishing mode of the polishing machine tool is single, and only plate-shaped workpieces or tubular workpieces can be polished, and the polishing mode cannot be switched.

(II) technical scheme

In order to achieve the purpose, the invention provides a grinding machine tool for polishing a multidimensional welding point, which comprises a base, wherein a grinding mechanism for grinding a workpiece is arranged at the top end of the base, a splicing mechanism for splicing the grinding mechanism is arranged on the grinding mechanism, and four supporting and filtering mechanisms for supporting the grinding mechanism are arranged at the bottom end of the grinding mechanism;

the polishing mechanism comprises a connecting part, a polishing part, a driving part and a splicing part;

the splicing part is matched with the polishing part through structure transformation to realize dust collection, the splicing part comprises a second rectangular groove and a connecting groove, a connecting block and a connecting plate matched with the connecting groove are arranged in the second rectangular groove, and one ends, opposite to the connecting block and the connecting plate, of the connecting block are connected through a hinge;

the supporting and filtering mechanism comprises a supporting part and an adjusting part;

the supporting part passes through position control cooperation drive division and realizes filtration, the supporting part includes two first branches and sets up the filter screen between two first branches, the top and the bottom of first branch all are provided with second branch, the both ends of filter screen both sides respectively with one side fixed connection of four second branches.

The polishing mechanism comprises a base, a connecting portion, a polishing portion, a driving portion, a splicing portion and a polishing portion, wherein the connecting portion is arranged in the middle of the top end of the base and used for connecting the base and the polishing portion, the polishing portion is arranged on the connecting portion, the polishing portion is installed on the driving portion under the connection of the splicing mechanism and changes the polishing mode, the driving portion is arranged on the connecting portion, the driving portion is used for driving the polishing portion to rotate, and the splicing portion is arranged on the polishing portion.

The polishing device comprises a polishing part and a base, wherein the polishing part comprises a plurality of first supports and two second supports, the first supports are symmetrically arranged between two polishing mechanisms, the two second supports are located between the first supports and the base, one end of the side of each first support is provided with a plurality of first rollers, two ends of each first roller are respectively and alternately connected with the inner portions of the round holes in the two adjacent first supports through bearings, the second rollers are connected between the second supports through bearings, a plurality of slots are formed in the outer portions of the second rollers and the first rollers, a plurality of polishing belts are arranged between the first supports, the polishing belts are arranged on the outer portions of the second rollers and the first rollers, and a plurality of inserting strips matched with the slots are fixedly connected to the inner sides of the polishing belts.

The driving part comprises two crosses arranged between two grinding mechanisms, the top of each grinding mechanism is provided with two first threaded holes, the bottom of each cross is provided with two second threaded holes matched with the first threaded holes, the bottom of one side, close to the cross, of the second support is provided with a third threaded hole matched with the second threaded holes, the first threaded holes in the top of the support plate are in threaded connection with bolts, and the outer portions of the bolts are in threaded connection with the corresponding inner portions of the second threaded holes and the third threaded holes;

the two ends of the second roller are provided with square holes, one square hole is connected with a square rod in an inserting mode, a motor is fixedly mounted at the top end, close to the square rod, of one side of the support plate, and an output shaft of the motor penetrates through the middle of the cross and is fixedly connected with one end of the square rod.

The roller type roller device is characterized in that two L-shaped grooves are formed in the middle of the cross, L-shaped rods are connected to the inside of each L-shaped groove in an inserting mode, a first spring is fixedly connected to one end of each first roller, the other end of each first spring is fixedly connected with one end of each L-shaped groove, and clamping grooves matched with the L-shaped rods for use are formed in the top ends and the bottom ends of the square rods.

The splicing part comprises a cross, a connecting plate and a second rectangular groove, wherein the splicing part further comprises a connecting groove which is formed in one end of the cross and is matched with the connecting plate for use, the second rectangular groove is formed in one side, close to the first roller, of the cross, a groove is formed in the top of each of the two sides of the inner portion of the second rectangular groove, a spring piece is fixedly connected to one side of the groove, a protruding block is fixedly connected to one side of the spring piece, a rotating rod is connected to the top of the inner portion of the second rectangular groove in a rotating mode, the bottom end of the rotating rod is fixedly connected with the top end of the connecting block, and a plurality of arc-shaped grooves matched with the protruding blocks for use are formed in the outer portion of the rotating rod.

Wherein, the four corners on base top and the bottom of first support have all been seted up and have been supplied second branch and filter screen male mounting groove, the spout has been seted up to the one end that second branch one side is close to first branch, the inside interlude of spout is connected with the movable block, the one end fixedly connected with second spring of movable block, the other end and the inside one end fixed connection of spout of second spring.

Wherein, the one end of movable block is passed the one end that second branch is close to first branch and is extended to the inside of first branch one end, the one end that the movable block is close to first branch has seted up first spacing groove, the inside cover of first spacing groove is equipped with the pivot, the both ends of pivot respectively with the inside front and back side fixed connection of first branch one end, one side that first spacing groove is close to the pivot and the outside of pivot all is equipped with the tooth of looks adaptation, one side fixedly connected with third spring of pivot, one side fixed connection of the other end and the inside one side fixed connection of first spacing groove of third spring.

The limiting rod is fixedly connected to one side of the first supporting rod, and the four ends of one side of the cross are provided with second limiting grooves for the limiting rod and the first supporting rod to be inserted into.

(III) advantageous effects

The invention provides a grinding machine tool for polishing a multi-dimensional welding point, which has the beneficial effects that:

1. through the arrangement of the multi-section polishing part, people can operate the splicing mechanism to enable the plurality of first supports to be respectively arranged on the four end parts of the cross, so that when the driving part rotates, the first supports, the first rollers and the polishing belts on the cross can rotate along with the first supports, the welding positions of the inner walls of the tubular workpieces are polished, the polishing mode is changed, the positions of the first supports on the end parts of the cross can be adjusted through the operation of the splicing mechanism, and the tubular workpieces with different diameters can be polished;

2. by arranging the driving part, people can control the rotation of the output shaft of the motor to enable the square rod to be inserted into the square hole to drive the second roller, the first roller and the polishing belt to rotate to polish the plate-shaped workpiece;

3. by arranging the L-shaped rod and the clamping groove, after the supporting plate is adjusted in position under the action of the connecting part and the bolt is taken down, the square rod can enter the middle part of the cross, one end of the L-shaped rod is inserted into the square hole of the square rod under the action of the first spring by operating the L-shaped rod, the output shaft of the motor can drive the cross to rotate when rotating, so that the first support arranged on the cross rotates, and the utilization rate of the driving part is improved;

4. through the arrangement of the splicing part, after the connecting plate is turned into the second rectangular groove, the end part of the connecting plate can be inserted into a connecting groove on another first support, as shown in the figure, splicing among a plurality of crosses is realized, and after the connecting plate is turned, the connecting plate can extend out of the second rectangular groove and can be turned and clamped into a slot on the first roller, so that the dust collection function can be realized by matching the first roller and the crosses while the first roller is limited to rotate;

5. through the splicing mechanism, people can operate the rotary drum to rotate the connecting screw rod, so that when the first support is installed at one end of the cross, the connecting screw rod can be screwed into the fourth threaded hole, the first support is fixed on the cross, the position of the first support can be adjusted by adjusting the position of the rectangular plate on the connecting screw rod, the diameter of the polished tubular workpiece is adjusted, and the functionality is strong;

6. the supporting and filtering mechanism is arranged, so that after the second supporting rod is inserted into the mounting groove, the first supporting rod and the second supporting rod can support the first support, the first support can work stably, after the polishing mechanism changes a polishing mode, the supporting and filtering mechanism can be matched with a cross which is far away from the motor and is idle, the second supporting rod and the first supporting rod can be arranged on the idle cross to form a filtering device, the filtering device is arranged in a first threaded hole in a supporting plate close to the motor through a bolt, the two crosses are fixed on the same supporting plate, one cross sucks air in a rotating mode, the other cross is matched with the supporting and filtering mechanism to filter welding slag in airflow, and the functionality is strong;

7. through setting up the movable block, pivot and first spacing groove, make people can be through the operation movable block, make one side and the pivot separation back of first spacing groove, second branch can rotate and adjust inclination, and then install the back on the cross at first branch, two adjacent second branches can the slope be taken together, as shown in the figure, and then make one side of two adjacent filter screens overlap together, make most air can pass the filter screen, rather than flowing through the gap between two adjacent filter screens, filterable effect has been improved.

Drawings

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

FIG. 1 is a schematic structural diagram of a grinding machine for multi-dimensional weld polishing provided herein;

FIG. 2 is a schematic view of a first carriage structure of a grinding machine for multi-dimensional weld polishing provided herein;

FIG. 3 is a schematic cross-sectional view of a second bracket of the grinding machine for multi-dimensional welding point polishing provided by the present application;

FIG. 4 is a schematic view of an inner side structure of a polishing belt of the grinding machine for multi-dimensional welding point polishing provided by the present application;

FIG. 5 is a schematic view of a first carriage splice configuration of a lapping machine for multi-dimensional weld polishing as provided herein;

FIG. 6 is a schematic cross-sectional view of a first carriage of a lapping machine for multi-dimensional weld polishing provided herein;

FIG. 7 is an enlarged schematic view of the structure at A in FIG. 1 provided herein;

FIG. 8 is a schematic cross-sectional view of a second strut of a multi-dimensional weld polishing lapping machine provided herein;

FIG. 9 is a schematic structural diagram of a transition mode of a grinding machine for multi-dimensional welding point polishing provided by the present application;

FIG. 10 is a schematic diagram of a support filter mechanism and cross splicing structure of a grinding machine tool for multi-dimensional welding point polishing provided by the present application;

FIG. 11 is a schematic diagram of a supporting filter mechanism and a cross splicing plane structure of a grinding machine tool for multi-dimensional welding point polishing provided by the present application;

fig. 12 is an enlarged schematic structural diagram at B in fig. 1 provided in the present application.

1. A base;

2. a polishing mechanism; 201. a first rectangular groove; 202. a bidirectional threaded rod; 203. a support plate; 204. a first threaded hole; 205. a bolt; 206. a cross; 207. a second threaded hole; 208. a third threaded hole; 209. a first bracket; 210. a circular hole; 211. a first roller; 212. a second bracket; 213. a second roller; 214. a square hole; 215. a polishing belt; 216. a motor; 217. a square bar; 218. a slot; 219. cutting; 220. an L-shaped slot; 221. an L-shaped rod; 222. a first spring; 223. a card slot; 224. a second rectangular groove; 225. connecting blocks; 226. a connecting plate; 227. connecting grooves; 228. a rotating rod; 229. an arc-shaped slot; 230. a groove; 231. a spring plate; 232. a bump;

3. a splicing mechanism; 301. a rectangular plate; 302. a fourth threaded hole; 303. a rotating drum; 304. connecting a screw rod;

4. supporting the filtering mechanism; 401. a first support bar; 402. a second support bar; 403. filtering with a screen; 404. mounting grooves; 405. a chute; 406. a movable block; 407. a second spring; 408. a first limit groove; 409. a rotating shaft; 410. a limiting rod; 411. a second limit groove; 412. and a third spring.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Example 1:

as shown in fig. 1 and 5, the embodiment provides a grinding machine tool for polishing a multidimensional welding point, which includes a base 1, wherein a grinding mechanism 2 for grinding a workpiece is arranged at the top end of the base 1, a splicing mechanism 3 for splicing the grinding mechanism 2 is arranged on the grinding mechanism 2, and four support filtering mechanisms 4 for supporting the grinding mechanism 2 are arranged at the bottom end of the grinding mechanism 2;

the polishing mechanism 2 comprises a connecting part, a polishing part, a driving part and a splicing part;

the splicing part is matched with the polishing part through structure conversion to realize dust collection, the splicing part comprises a second rectangular groove 224 and a connecting groove 227, a connecting block 225 and a connecting plate 226 matched with the connecting groove 227 for use are arranged in the second rectangular groove 224, and one ends, opposite to the connecting block 225 and the connecting plate 226, are connected through a hinge;

the supporting and filtering mechanism 4 comprises a supporting part and an adjusting part;

the supporting part passes through position control cooperation drive division and realizes filtration, and the supporting part includes two first branches 401 and sets up the filter screen 403 between two first branches 401, and the top and the bottom of first branch 401 all are provided with second branch 402, the both ends of filter screen 403 both sides respectively with one side fixed connection of four second branches 402.

Example 2:

the scheme of example 1 is further described below in conjunction with specific working modes, which are described in detail below:

as shown in fig. 1, as a preferred embodiment, on the basis of the above mode, further, the connecting portion is disposed in the middle of the top end of the base 1, and is used for connecting the base 1 and the polishing portion, the polishing portion is disposed on the connecting portion, and the polishing portion is mounted on the driving portion under the connection of the splicing mechanism 3 to change the polishing mode, the driving portion is disposed on the connecting portion, and is used for driving the polishing portion to rotate, and the splicing portion is disposed on the polishing portion.

As shown in fig. 1, 2, 3, 4, 5, 6, 9 and 12, in addition to the above-described preferred embodiment, the connection portion further includes a first rectangular groove 201 formed in the middle of the top end of the base 1, a bidirectional threaded rod 202 is connected to the inside of the first rectangular groove 201 through a bearing, and brackets 203 are screwed to both sides of the outside of the bidirectional threaded rod 202.

As shown in fig. 1, 2, 3, 4, 5, 6, 9 and 12, as a preferred embodiment, on the basis of the above manner, further, the polishing portion includes a plurality of first brackets 209 symmetrically disposed between two support plates 203 and two second brackets 212 disposed between the first brackets 209 and the base 1, one end of the side of the first bracket 209 is opened with a circular hole 210, a plurality of first rollers 211 are disposed between the plurality of first brackets 209, two ends of the first rollers 211 are respectively inserted and connected with the insides of the circular holes 210 of the two adjacent first brackets 209, a second roller 213 is connected between the two second brackets 212 through a bearing, a plurality of slots 218 are respectively disposed on the outsides of the second roller 213 and the first roller 211, a polishing belt 215 is disposed between the plurality of first brackets 209, the polishing belt 215 is disposed on the outsides of the plurality of second rollers 213 and the first roller 211, the inboard fixedly connected with of polishing belt 215 is a plurality of with the cutting 219 of slot 218 cooperation use, through the portion of polishing that is provided with the multistage formula, make people can be through operation concatenation mechanism 3, make a plurality of first supports 209 can install respectively on four tip on cross 206, and then when the drive division rotates, first support 209 on the cross 206, first roller 211 and polishing belt 215 can rotate thereupon, the welding department of tubulose work piece inner wall polishes, change the mode of polishing, and can adjust the position of first support 209 on cross 206 tip through operation concatenation mechanism 3, and then can polish the tubulose work piece of different diameters, and is functional strong, and is with low costs.

As shown in fig. 1, 2, 3, 4, 5, 6, 9 and 12, as a preferred embodiment, on the basis of the above manner, further, the driving portion includes two crosses 206 disposed between the two support plates 203, two first threaded holes 204 are opened at the top of the support plate 203, two second threaded holes 207 adapted to the first threaded holes 204 are opened at the bottom of the cross 206, a third threaded hole 208 adapted to the second threaded hole 207 is opened at the bottom of the second bracket 212 near the cross 206 side, a bolt 205 is screwed into the first threaded hole 204 at the top of the support plate 203, and the outside of the bolt 205 is screwed into the corresponding second threaded hole 207 and the third threaded hole 208;

as shown in fig. 1, 2, 3, 4, 5, 6, 9 and 12, as a preferred embodiment, on the basis of the above manner, further, both ends of the second roller 213 are respectively provided with a square hole 214, a square rod 217 is inserted and connected inside one of the square holes 214, a motor 216 is fixedly installed at the top end of one side of the support plate 203 close to the square rod 217, an output shaft of the motor 216 passes through the middle of the cross 206 and is fixedly connected with one end of the square rod 217, by providing a driving portion, one can control the rotation of the output shaft of the motor 216, so that the square rod 217 is inserted inside the square hole 214 to drive the second roller 213, the first roller 211 and the polishing belt 215 to rotate and polish the plate-shaped workpiece, after the first bracket 209 is installed on the cross 206, the driving portion can drive the first bracket 209 to rotate, and further enable the first roller 211 and the polishing belt 215 on the first bracket 209 to polish the inner wall of the tubular workpiece, the functionality is strong.

As shown in fig. 1, 2, 3, 4, 5, 6, 9 and 12, as a preferred embodiment, on the basis of the above manner, further, two L-shaped grooves 220 are formed in the middle of the cross 206, L-shaped rods 221 are inserted and connected in the L-shaped grooves 220, a first spring 222 is fixedly connected to one end of the first roller 211, the other end of the first spring 222 is fixedly connected to one end of the inside of the L-shaped groove 220, the top end and the bottom end of the square rod 217 are respectively provided with a slot 223 matched with the L-shaped rod 221, after the support plate 203 is adjusted in position under the action of the connecting part by arranging the L-shaped rod 221 and the slot 223, the square rod 217 can enter the middle of the cross 206 after removing the bolt 205, and then one end of the L-shaped rod 221 is inserted into the square hole 214 of the square rod 217 under the action of the first spring 222 by operating the L-shaped rod 221, the output shaft of the motor 216 can drive the cross 206 to rotate, the first bracket 209 mounted on the cross 206 is rotated, improving the utilization of the driving part.

As shown in fig. 1, 2, 3, 4, 5, 6, 9 and 12, as a preferred embodiment, on the basis of the above manner, the splicing portion further includes a connection groove 227 provided at one end of the cross 206 and used in cooperation with the connection plate 226, the second rectangular groove 224 is provided at one side of the cross 206 close to the first roller 211, the top ends of both sides of the inside of the second rectangular groove 224 are both provided with a groove 230, one side of the groove 230 is fixedly connected with a spring plate 231, one side of the spring plate 231 is fixedly connected with a projection 232, the top end of the inside of the second rectangular groove 224 is rotatably connected with a rotating rod 228, the bottom end of the rotating rod 228 is fixedly connected with the top end of the connection block 225, the outside of the rotating rod 228 is provided with a plurality of arc-shaped grooves 229 used in cooperation with the projection 232, by providing the splicing portion, after the connection plate 226 is rotated into the inside of the second rectangular groove 224, the end of the connection plate 226 can be inserted into the connection groove 227 on the other first bracket 209, as shown in fig. 5, the plurality of crosses 206 are spliced, and after the cross is turned, the connecting plate 226 can extend out of the second rectangular groove 224 and can be turned over to be clamped into the slot 218 of the first roller 211, so that the first roller 211 is limited to rotate and a dust suction function can be realized by matching the first roller 211 and the crosses 206, during the rotation of the cross 206, the connecting plate 226 and the first roller 211 can be driven to rotate, and the generated airflow can suck most welding slag into the filter device formed by the support filter mechanism 4, so that the function is strong.

As shown in fig. 1 and fig. 12, as a preferred embodiment, in addition to the above-mentioned manner, the splicing mechanism 3 includes a rectangular plate 301 fixedly installed at the middle portion of one side of the first bracket 209 near the cross 206, both ends of the rectangular plate 301 are respectively provided with a fourth threaded hole 302, four ends of the cross 206 are respectively provided with two rotary drums 303, the end portion of the rotary drum 303 is fixedly connected with a connecting screw 304 used in cooperation with the fourth threaded hole 302, when the first bracket 209 is installed at one end of the cross 206 by operating the rotary drum 303 through the splicing mechanism 3, so that the connecting screw 304 is rotated, the connecting screw 304 can be screwed into the fourth threaded hole 302, so that the first bracket 209 is fixed on the cross 206, and the position of the first bracket 209 and thus the diameter of the polished tubular workpiece can be adjusted by adjusting the position of the rectangular plate 301 on the connecting screw 304, the functionality is strong.

As shown in fig. 1, 7, 8, 9, 10 and 11, as a preferred embodiment, on the basis of the above-mentioned manner, further, four corners of the top end of the base 1 and the bottom end of the first support 209 are all provided with mounting slots 404 into which the second support 402 and the filter screen 403 are inserted, one end of one side of the second support 402 close to the first support 401 is provided with a sliding slot 405, a movable block 406 is inserted into the sliding slot 405, one end of the movable block 406 is fixedly connected with a second spring 407, the other end of the second spring 407 is fixedly connected with one end inside the sliding slot 405, by providing the support filter mechanism 4, after the second support 402 is inserted into the mounting slot 404, the first support 401 and the second support 402 can support the first support 209, so that the first support 209 can work smoothly, after the grinding mechanism 2 changes the grinding manner, the support filter mechanism 4 can cooperate with the idle cross 206 away from the motor 216, the second supporting rod 402 and the first supporting rod 401 can be installed on the idle cross 206 to form a filtering device, the filtering device is installed in a first threaded hole 204 on the supporting plate 203 close to the motor 216 through a bolt 205, two crosses 206 are fixed on the same supporting plate 203, one cross 206 rotates to suck air, the other cross 206 is matched with the supporting filtering mechanism 4 to filter welding slag in airflow, and the filtering device is high in functionality.

As shown in fig. 1, 7, 8, 9, 10 and 11, as a preferred embodiment, on the basis of the above manner, further, one end of the movable block 406 passes through one end of the second support rod 402 close to the first support rod 401 and extends to the inside of one end of the first support rod 401, one end of the movable block 406 close to the first support rod 401 is provided with a first limiting groove 408, a rotating shaft 409 is sleeved inside the first limiting groove 408, two ends of the rotating shaft 409 are respectively fixedly connected with the front and rear sides inside one end of the first support rod 401, one side of the first limiting groove 408 close to the rotating shaft 409 and the outside of the rotating shaft 409 are respectively provided with a matched tooth, one side of the rotating shaft 409 is fixedly connected with a third spring 412, the other end of the third spring 412 is fixedly connected with one side inside the first limiting groove 408, by arranging the movable block 406, the rotating shaft 409 and the first limiting groove 408, one can operate the movable block 406, after one side of the first limiting groove 408 is separated from the rotating shaft 409, the second supporting rod 402 can rotate to adjust the inclination angle, and then after the first supporting rod 401 is installed on the cross 206, two adjacent second supporting rods 402 can be obliquely lapped together, as shown in fig. 11, so that one side of two adjacent filter screens 403 is overlapped together, most of air can pass through the filter screens 403 instead of flowing out through the gap between two adjacent filter screens 403, and the filtering effect is improved.

As shown in fig. 1, 7, 8, 9, 10 and 11, as a preferred embodiment, in addition to the above-mentioned embodiments, a limiting rod 410 is fixedly connected to one side of the first supporting rod 401, the four ends of one side of the cross 206 are respectively provided with a second limiting groove 411 into which the limiting rod 410 and the first supporting rod 401 are inserted, and by providing the limiting rod 410 and the second limiting groove 411, after the first supporting rod 401 and the limiting rod 410 are inserted into the second limiting groove 411, the first supporting rod 401 is not easily separated from the cross 206 by blowing of the air flow.

Example 3:

the schemes of example 1 and example 2 are further described below in conjunction with specific working examples, which are described in detail below:

specifically, this lathe of polishing of multidimension degree welding point polishing during operation/use: controlling a motor 216 to be started, wherein the motor 216 drives a square rod 217 and a second roller 213 to rotate, and drives a plurality of first rollers 211 and a plurality of polishing belts 215 to rotate through a slot 218 and an insert 219, when a polishing mode needs to be changed, people can put a plate-shaped workpiece on the polishing belts 215 to polish and grind, screw down two bolts 205, separate two bolts 205 from a first threaded hole 204, a second threaded hole 207 and a third threaded hole 208, rotate a bidirectional threaded rod 202, enable two support plates 203 to be away from each other, separate two square rods 217 from two square holes 214 on the second roller 213, remove a plurality of first brackets 209 and second brackets 212 from two crosses 206, separate a rectangular plate 301 lapped on the cross 206 from the cross 206, remove the cross 206 far away from the motor 216 from the support plates 203, operate two L-shaped rods 221 on the other cross 206, and enable two L-shaped rods 221 to be far away from each other, moving the cross 206 to the square rod 217, loosening the two L-shaped rods 221, and respectively inserting the end parts of the two L-shaped rods 221 into the two clamping grooves 223 to fix the cross 206 on the square rod 217;

separating a plurality of first supports 209 one by one, separating connecting grooves 227 on the first supports 209 from connecting plates 226, separating connecting plates 226 on two adjacent first supports 209 positioned in the middle, placing the separated first supports 209 at four ends of a cross 206 adjacent to a motor 216 one by one, rotating a rotary drum 303 on the cross 206, driving a connecting screw 304 to be screwed into a fourth threaded hole 302 on a rectangular plate 301 by the rotary drum 303, fixing the first supports 209 on the cross 206, rotating a rotary rod 228, enabling a bump 232 to be clamped into different arc-shaped grooves 229 under the action of an elastic sheet 231, enabling the connecting plates 226 to extend out of the interior of a second rectangular groove 224, and turning over the connecting plates 226, enabling the connecting plates 226 to be inserted into inserting grooves 218 on the adjacent first roller 211, so as to limit the first roller 211 to rotate and form a fan;

placing another idle cross 206 at one side of the motor 216, screwing the idle cross 206 into the second threaded hole 207 below the cross 206 by using the bolt 205 and screwing the idle cross into the first threaded hole 204 below the support plate 203, so that the two crosses 206 are respectively positioned at two sides of the motor 216, pulling the second support rod 402 out of the mounting groove 404, pulling the movable block 406 to separate one side inside the first limit groove 408 from the rotating shaft 409, adjusting the included angle between the second support rod 402 and the first support rod 401, loosening the movable block 406 after the adjustment is finished, under the action of the second spring 407 and the third spring 412, engaging the teeth in the first limit groove 408 with the teeth on the rotating shaft 409 to limit the rotation of the second support rod 402, placing the first support rods 401 on the two filter screens 403 into the four second limit grooves 411 on the cross 206 which are not connected with the motor 216 respectively, and overlapping the bent parts of the two filter screens 403, the output shaft of the motor 216 is controlled to rotate, the motor 216 drives the square rod 217 and the first roller 211 thereon to rotate, the tubular workpiece can be sleeved on the polishing belt 215, the rotating polishing belt 215 polishes the inner wall of the tubular workpiece, and under the limitation of the slot 218 and the inserting strip 219, the polishing belt 215 and the first roller 211 are kept relatively static, and during the rotation of the cross 206, the connecting plate 226 can generate air flow to suck welding slag into the two filter screens 403.

The above embodiments are merely illustrative of the present invention and are not to be construed as limiting the invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalents may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and the technical solution of the present invention is covered by the claims of the present invention.

Claims

1. A grinding machine tool for polishing multidimensional welding points comprises a base (1) and is characterized in that a grinding mechanism (2) for grinding workpieces is arranged at the top end of the base (1), a splicing mechanism (3) for splicing the grinding mechanism (2) is arranged on the grinding mechanism (2), and four supporting and filtering mechanisms (4) for supporting the grinding mechanism (2) are arranged at the bottom end of the grinding mechanism (2);

the polishing mechanism (2) comprises a connecting part, a polishing part, a driving part and a splicing part;

the splicing part is matched with the polishing part through structure conversion to realize dust collection, the splicing part comprises a second rectangular groove (224) and a connecting groove (227), a connecting block (225) and a connecting plate (226) matched with the connecting groove (227) for use are arranged inside the second rectangular groove (224), and one end, opposite to the connecting block (225) and the connecting plate (226), is connected through a hinge;

the supporting and filtering mechanism (4) comprises a supporting part and an adjusting part;

the supporting part passes through position control cooperation drive division and realizes filtration, the supporting part includes two first branch (401) and sets up filter screen (403) between two first branch (401), the top and the bottom of first branch (401) all are provided with second branch (402), the both ends of filter screen (403) both sides respectively with one side fixed connection of four second branch (402).

2. The grinding machine tool for polishing the multidimensional welding points according to claim 1, characterized in that the connecting part is arranged in the middle of the top end of the base (1), and the connecting part is used for connecting the base (1) and the grinding part, the grinding part is arranged on the connecting part, and the grinding part is mounted on the driving part under the connection of the splicing mechanism (3) to change the grinding mode, the driving part is arranged on the connecting part, and the driving part is used for driving the grinding part to rotate, and the splicing part is arranged on the grinding part.

3. The grinding machine tool for polishing the multidimensional welding points according to claim 2, characterized in that the grinding part comprises a plurality of first brackets (209) symmetrically arranged between two grinding mechanisms (2) and two second brackets (212) arranged between the first brackets (209) and the base (1), a circular hole (210) is formed at one end of the side of each first bracket (209), a plurality of first rollers (211) are arranged between the plurality of first brackets (209), two ends of each first roller (211) are respectively and alternately connected with the insides of the circular holes (210) of the two adjacent first brackets (209), a second roller (213) is connected between the two second brackets (212) through a bearing, a plurality of slots (218) are formed outside each second roller (213) and each first roller (211), and a polishing belt (215) is arranged between the plurality of first brackets (209), the polishing belt (215) is arranged outside the plurality of second rollers (213) and the first rollers (211), and a plurality of inserting strips (219) matched with the inserting grooves (218) are fixedly connected to the inner side of the polishing belt (215).

4. The grinding machine tool for polishing the multidimensional welding points is characterized in that the driving part comprises two crosses (206) arranged between two grinding mechanisms (2), the tops of the grinding mechanisms (2) are provided with two first threaded holes (204), the bottom of each cross (206) is provided with two second threaded holes (207) matched with the first threaded holes (204), the bottom of one side, close to the cross (206), of the second bracket (212) is provided with a third threaded hole (208) matched with the second threaded hole (207), the first threaded hole (204) at the top of the support plate (203) is internally and threadedly connected with a bolt (205), and the outer part of the bolt (205) is in threaded connection with the inner parts of the corresponding second threaded hole (207) and the corresponding third threaded hole (208);

both ends of the second roller (213) are provided with square holes (214), a square rod (217) is inserted and connected into one of the square holes (214), a motor (216) is fixedly mounted at the top end of one side of the support plate (203) close to the square rod (217), and an output shaft of the motor (216) penetrates through the middle of the cross (206) and is fixedly connected with one end of the square rod (217).

5. The grinding machine tool for polishing the multidimensional welding points is characterized in that two L-shaped grooves (220) are formed in the middle of the cross (206), L-shaped rods (221) are inserted and connected into the L-shaped grooves (220), a first spring (222) is fixedly connected to one end of the first roller (211), the other end of the first spring (222) is fixedly connected to one end inside the L-shaped grooves (220), and clamping grooves (223) matched with the L-shaped rods (221) are formed in the top end and the bottom end of the square rod (217).

6. The multi-dimensional weld polishing lapping machine of claim 5, the splicing part also comprises a connecting groove (227) which is arranged at one end of the cross (206) and is matched with the connecting plate (226), the second rectangular groove (224) is arranged on one side of the cross (206) close to the first roller (211), the top ends of the two sides in the second rectangular groove (224) are provided with grooves (230), one side of the groove (230) is fixedly connected with an elastic sheet (231), one side of the elastic sheet (231) is fixedly connected with a convex block (232), the top end inside the second rectangular groove (224) is rotatably connected with a rotating rod (228), the bottom end of the rotating rod (228) is fixedly connected with the top end of the connecting block (225), the outside of the rotating rod (228) is provided with a plurality of arc-shaped grooves (229) matched with the convex blocks (232).

7. The polishing machine tool for polishing the multidimensional welding points according to claim 6, wherein four corners of the top end of the base (1) and the bottom end of the first support (209) are respectively provided with a mounting groove (404) for inserting the second support rod (402) and the filter screen (403), one end of one side of the second support rod (402) close to the first support rod (401) is provided with a sliding groove (405), the sliding groove (405) is internally and alternately connected with a movable block (406), one end of the movable block (406) is fixedly connected with a second spring (407), and the other end of the second spring (407) is fixedly connected with one end of the sliding groove (405).

8. The multi-dimensional weld polishing lapping machine of claim 7, one end of the movable block (406) passes through one end of the second supporting rod (402) close to the first supporting rod (401) and extends to the inner part of one end of the first supporting rod (401), one end of the movable block (406) close to the first supporting rod (401) is provided with a first limit groove (408), a rotating shaft (409) is sleeved in the first limiting groove (408), two ends of the rotating shaft (409) are respectively fixedly connected with the front side and the rear side in one end of the first supporting rod (401), one side of the first limit groove (408) close to the rotating shaft (409) and the outer part of the rotating shaft (409) are provided with matched teeth, one side of the rotating shaft (409) is fixedly connected with a third spring (412), and the other end of the third spring (412) is fixedly connected with one side inside the first limiting groove (408).

9. The grinding machine tool for polishing the multidimensional welding points according to claim 8, wherein a limiting rod (410) is fixedly connected to one side of the first supporting rod (401), and four ends of one side of the cross (206) are respectively provided with a second limiting groove (411) for inserting the limiting rod (410) and the first supporting rod (401).