CN112518537A

CN112518537A - Polishing device convenient to carry and transport and use method

Info

Publication number: CN112518537A
Application number: CN202110028403.7A
Authority: CN
Inventors: 黄菁
Original assignee: Shenzhen Xinhongli Precision Industry Co Ltd
Current assignee: Shenzhen Xinhongli Precision Industry Co Ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-03-19

Abstract

The invention discloses a polishing device convenient to carry and transport and a using method thereof. According to the portable polishing device and the using method thereof, the distance adjusting device and the steering wheel are arranged, when the polishing device needs to be transported and carried, the bolt is taken out in a spiral mode, the limiting block is taken out, the electric telescopic rod and the clamping device connected to the T-shaped block are taken out and carried independently, the fixed rod is screwed off, the wheel seat is rotated, the wheel is located at the lower end of the wheel seat, then the fixed rod is screwed, and at the moment, the whole device can be directly pushed to move, so that the polishing device is convenient to transport.

Description

Polishing device convenient to carry and transport and use method

Technical Field

The invention relates to the technical field of polishing equipment, in particular to a polishing device convenient to carry and transport and a using method thereof.

Background

Polishing refers to a process of reducing the roughness of a workpiece surface by mechanical, chemical, or electrochemical actions to obtain a bright, flat surface. The polishing process is a process of modifying the surface of a workpiece by using a polishing tool and abrasive grains or other polishing media, and polishing is not intended to improve the dimensional accuracy or geometric accuracy of the workpiece, but is intended to obtain a smooth surface or mirror surface gloss, and sometimes is also intended to eliminate gloss (matting). Polishing wheels are commonly used as polishing tools. The polishing wheel is generally made of a laminate of a plurality of layers of canvas, felt or leather, both sides of which are clamped by metal disks, and the rim of which is coated with a polishing agent formed by uniformly mixing micro-powder abrasive and grease, etc.

Most of prior art's burnishing device is fixed mounting, and the bulk is great and heavier be not convenient for transport and removal, and work piece on two and the polishing device of current is most can't be dismantled accomplish alone and carry partial part on the burnishing device and need not transport whole device, so we provide a burnishing device convenient to carry the transportation.

Disclosure of Invention

The invention mainly aims to provide a polishing device convenient to carry and transport and a using method thereof, which can effectively solve the problems in the background art.

In order to achieve the purpose, the invention adopts the technical scheme that:

a polishing device convenient to carry and transport comprises four support frames, wherein the four support frames are arranged, steering wheels are movably mounted at the lower ends of the four support frames, a base is fixedly mounted at the upper ends of the four support frames together, a polishing and grinding device is fixedly mounted at the left part of the upper end of the base, a mounting groove is formed in the middle of the upper end of the base, a collecting hopper is fixedly mounted in the mounting groove, a distance adjusting device is fixedly mounted at the right part of the upper end of the base, and a clamping device is fixedly mounted at the upper end of the distance adjusting device;

polishing grinding device includes driving motor and studio, driving motor fixed mounting is in base upper end left part, studio fixed mounting is at base upper end middle part, driving motor output fixed mounting has transmission shaft and transmission shaft to keep away from driving motor's one end and runs through studio inner chamber left side wall and extend to its inside and threaded connection has the wheel of polishing, the driving motor transmission shaft is connected for the bearing with the mounting means of studio inner chamber left side wall, studio inner chamber left side wall is located driving motor transmission shaft outside portion fixed mounting has the protection casing, the wheel of polishing is located the protection casing inner chamber.

Preferably, a thread groove is formed in the right end of the transmission shaft of the driving motor, a threaded rod is fixedly mounted in the middle of the left end of the polishing wheel, the polishing wheel is connected with the driving motor in the thread groove in a threaded connection mode, and the protective cover is of an annular structure and is provided with heat dissipation holes communicated with the outside.

Preferably, the collecting hopper is communicated with the inside of the working room, and the lower end of the collecting hopper is connected with a waste collecting box positioned outside.

Preferably, the roll adjustment device is including installation piece, stopper and two bolts, installation piece fixed mounting is in base upper end right part, T type groove has been seted up to installation piece upper end, slidable mounting has T type piece in the T type groove, T type piece upper end fixed mounting has electric telescopic handle, the mounting hole has been seted up to installation piece right-hand member front portion and the equal symmetry in right-hand member rear portion, the connecting hole has been seted up to stopper right-hand member front portion and the equal symmetry in right-hand member rear end, and is two sets of mounting hole and two sets of connecting hole position one-to-one, the bolt passes connecting hole threaded connection and links together stopper and installation piece in the mounting hole.

Preferably, the clamping device comprises a universal shaft and a movable clamping rod, the universal shaft is fixedly arranged at the upper end of the electric telescopic rod, the upper end of the universal shaft is fixedly provided with an installation platform, the right end of the installation platform is fixedly provided with a handle, a fixed clamping rod is fixedly arranged at the rear part of the left end of the mounting table, screw holes which are penetrated through from front to back are symmetrically arranged in the middle part of the front end of the movable clamping rod and in the middle part of the front end of the fixed clamping rod, a positioning rod is connected in the two screw holes through common threads, a spring is sleeved on the part of the outer surface of the positioning rod, which is positioned between the movable clamping rod and the fixed clamping rod, through holes are symmetrically arranged at the front end of the movable clamping rod in the left-right direction of the screw hole, and sliding rods are movably arranged in the two through holes, the slide bar is far away from movable clamping bar one end fixed mounting at fixed clamping bar front end, fixed clamping bar front end right part and activity clamping bar rear end right part all symmetry fixed mounting are at the (holding) chuck.

Preferably, the directive wheel includes two connecting rods, the rectangular channel has been seted up to the support frame lower extreme, the round hole that link up about the support frame right-hand member lower part is seted up, two common fixed mounting has the wheel seat between the connecting rod opposite face, wheel seat lower extreme fixed mounting has the wheel, two the one end that the wheel seat was kept away from to the connecting rod is bearing connection respectively around the rectangular channel on the lateral wall, two equal movable mounting has dead lever and two dead levers in the round hole and keeps away from the one end threaded connection respectively of rectangular channel inside wall at wheel seat left end and right-hand member.

A method of using a portable polishing apparatus, comprising the steps of:

and A, starting a driving motor, wherein the driving motor drives a transmission shaft to rotate so as to drive a grinding wheel in threaded connection with the transmission shaft to rotate, and before the driving motor is started, the grinding wheel can be rotated and unscrewed from the transmission shaft of the driving motor to replace a proper grinding wheel meeting the grinding or polishing requirements.

And B, selecting a proper position for the material to be ground and polished to be placed between the two chucks, screwing the positioning rod inwards to enable the movable clamping rod to move towards the direction of the fixed clamping rod on the outer surface of the sliding rod, so that the distance between the two chucks is reduced to clamp the material to be polished, and then keeping the position of the fixed positioning rod still.

C, the electric telescopic rod is used for adjusting the clamped materials to be polished to the position with the same height as the polishing wheel, the polishing and polishing device is moved to a proper position along the T-shaped groove in the direction of the polishing wheel, and the handle is held to finely adjust the positions between the materials to be polished and the polishing wheel for polishing and polishing.

D, when needing the transportation transport, can take out the bolt spiral, later take out the stopper and take out the electric telescopic handle and the clamping device who connects on with T type piece and carry alone, upwards lift up whole device a little, unscrew the dead lever and make the wheel be located wheel seat lower extreme after screw up the dead lever, can directly promote whole device this moment and remove.

Compared with the prior art, the invention has the following beneficial effects:

1. through being provided with roll adjustment device and clamping device, the material that will polish and polish selects suitable position to place between two (holding) chucks, inwards twist the locating lever and make the activity clamping bar move towards the fixed clamping bar direction at the slide bar surface and make the distance between two (holding) chucks reduce the material that presss from both sides the clamp tightly needs polishing, later the position of fixed positioning lever keeps motionless and uses electric telescopic handle with the material adjustment of treating of centre gripping to the position of the same height of wheel of polishing, remove suitable position to the wheel direction of polishing along T type groove with polishing grinding device, it treats that the position between material of polishing and the wheel of polishing carries out the polishing to hold the handle fine setting, can freely adjust the piece of polishing of being convenient for adapt to various shapes of the contact relation between material of treating and the wheel of polishing.

2. Through being provided with roll adjustment device and directive wheel, when needing the transportation transport, can take out the bolt spiral, later take out the stopper and take out the electric telescopic handle and the clamping device who connects on with T type piece and carry alone, upwards lift whole device a little, unscrew the dead lever and make the wheel be located wheel seat lower extreme after screwing up the dead lever, can directly promote whole device this moment and remove the transportation of being convenient for.

Drawings

FIG. 1 is a schematic view showing the overall structure of a portable and transportable polishing apparatus according to the present invention;

FIG. 2 is a schematic diagram of the overall structure of a polishing and grinding device of the polishing device of the present invention, which is convenient for carrying and transporting;

FIG. 3 is a schematic view of the assembly of the drive shaft and the grinding wheel of the portable polishing device according to the present invention;

FIG. 4 is a schematic view of an installation structure of a roll adjusting device of the polishing apparatus according to the present invention, which is convenient for carrying and transportation;

FIG. 5 is a schematic view showing the overall construction of a holding apparatus of a polishing apparatus according to the present invention, which is easy to carry and transport;

FIG. 6 is a schematic view of an installation structure of a supporting frame and a steering wheel of the portable polishing device according to the present invention.

In the figure: 1. a support frame; 11. a rectangular groove; 12. a circular hole; 2. a steering wheel; 21. a wheel seat; 22. a connecting rod; 23. a wheel; 24. fixing the rod; 3. polishing and grinding the device; 31. a drive motor; 32. a working room; 33. grinding the wheel; 34. a protective cover; 35. heat dissipation holes; 37. a threaded rod; 38. a thread groove; 4. a base; 5. a distance adjusting device; 51. mounting blocks; 52. a T-shaped groove; 53. a T-shaped block; 54. an electric telescopic rod; 55. mounting holes; 56. a limiting block; 57. connecting holes; 58. a bolt; 6. a clamping device; 61. a cardan shaft; 62. an installation table; 63. a handle; 64. fixing the clamping rod; 65. a movable clamping rod; 66. a chuck; 67. a slide bar; 68. a screw hole; 69. positioning a rod; 70. a spring; 7. a collection hopper.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "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.

As shown in fig. 1 to 6, a portable polishing device comprises a support frame 1, and is characterized in that: the four groups of supporting frames 1 are arranged, the lower ends of the four groups of supporting frames 1 are movably provided with steering wheels 2, the upper ends of the four groups of supporting frames 1 are jointly and fixedly provided with a base 4, the left part of the upper end of the base 4 is fixedly provided with a polishing and grinding device 3, the middle part of the upper end of the base 4 is provided with a mounting groove, a collecting hopper 7 is fixedly arranged in the mounting groove, the right part of the upper end of the base 4 is fixedly provided with a distance adjusting device 5, and the upper end of the distance adjusting;

wherein, collecting hopper 7 communicates with each other with studio 32 is inside, and collecting hopper 7 lower extreme is connected with and is located outside garbage collection box, and the piece of being convenient for will polishing and polish the piece between 33 in the time produced piece collect outside garbage collection box through collecting hopper 7, prevent that the too much influence polishing effect of piece in studio 32.

As shown in fig. 2-3, the polishing and grinding device 3 includes a driving motor 31 and a working room 32, the driving motor 31 is fixedly installed at the left portion of the upper end of the base 4, the working room 32 is fixedly installed at the middle portion of the upper end of the base 4, a transmission shaft is fixedly installed at the output end of the driving motor 31, and one end of the transmission shaft, which is far away from the driving motor 31, penetrates through the left side wall of the inner cavity of the working room 32, extends to the inside of the inner cavity and is in threaded connection with a grinding wheel 33, the mounting mode of the transmission shaft of the driving motor 31 and the left side wall of the inner cavity of the working room 32 is in bearing connection, a protection.

It should be noted that, when the driving motor 31 is started, the driving motor 31 drives the transmission shaft to rotate so as to drive the grinding wheel 33 in threaded connection therewith to rotate, the grinding wheel 33 is tightly attached to the material to be polished, and the grinding wheel 33 rotates to perform polishing operation.

Thread groove 38 has been seted up to driving motor 31 transmission shaft right end, and polishing wheel 33 left end middle part fixed mounting has threaded rod 37, and threaded rod 37 threaded connection will polish wheel 33 and driving motor 31 in thread groove 38 link together, and protection casing 34 is the annular structure and the inside wall is seted up the louvre 35 that link up with the outside.

It should be noted that the threaded connection is convenient for replacing different grinding wheels 33 for adapting to different grinding and polishing requirements, and the heat dissipation holes 35 can timely discharge a large amount of heat generated by the grinding wheels 33 during grinding.

As shown in fig. 4, the distance adjusting device 5 includes an installation block 51, a limiting block 56 and two bolts 58, the installation block 51 is fixedly installed at the right part of the upper end of the base 4, a T-shaped groove 52 is formed in the upper end of the installation block 51, a T-shaped block 53 is slidably installed in the T-shaped groove 52, an electric telescopic rod 54 is fixedly installed at the upper end of the T-shaped block 53, installation holes 55 are symmetrically formed in the front part of the right end and the rear part of the right end of the installation block 51, connecting holes 57 are symmetrically formed in the front part of the right end and the rear end of the right end of the limiting block 56, the two sets of installation holes 55 correspond to the two sets of connecting holes 57 one to one.

It should be noted that the electric telescopic rod 54 is used to adjust the clamped material to be ground to the position at the same height as the grinding wheel 33, the polishing and grinding device 3 is moved to a proper position along the T-shaped groove 52 towards the grinding wheel 33, when transportation and carrying are required, the bolt 58 can be taken out spirally, and then the electric telescopic rod 54 and the clamping device 6 connected to the T-shaped block 53 are taken out and carried separately by the taking-out limiting block 56, which is convenient for transportation.

As shown in fig. 5, the clamping device 6 includes a universal shaft 61 and a movable clamping bar 65, the universal shaft 61 is fixedly mounted on the upper end of the electric telescopic rod 54, a mounting table 62 is fixedly mounted on the upper end of the universal shaft 61, a handle 63 is fixedly mounted on the right end of the mounting table 62, a fixed clamping bar 64 is fixedly mounted on the rear portion of the left end of the mounting table 62, screw holes 68 which are penetrated from front to back are symmetrically formed in the middle of the front end of the movable clamping bar 65 and the middle of the front end of the fixed clamping bar 64, positioning rods 69 are commonly and threadedly connected in the two screw holes 68, a spring 70 is sleeved on the outer surface of the positioning rod 69 between the movable clamping bar 65 and the fixed clamping bar 64, through holes and sliding bars 67 are movably mounted in the two through holes in the bilateral symmetry of the front end of the movable clamping bar 65, the sliding bars 67 are far away from one end of the movable clamping bar 65 and fixedly mounted at the front.

It should be noted that, a proper position of the material to be polished is selected and placed between the two chucks 66, the positioning rod 69 is screwed inwards to move the movable clamping rod 65 towards the fixed clamping rod 64 on the outer surface of the sliding rod 67, so that the distance between the two chucks 66 is reduced and the material to be polished is clamped, and then the position of the fixed positioning rod 69 is kept still, and the contact position between the clamped material to be polished and the polishing wheel 33 can be adjusted by holding the handle 63 to finely adjust the polished surface.

As shown in fig. 6, the steering wheel 2 includes two connecting rods 22, the rectangular groove 11 has been seted up to 1 lower extreme of support frame, round hole 12 that link up about 1 right-hand member lower part of support frame was seted up, common fixed mounting has wheel seat 21 between two connecting rods 22 opposite faces, wheel seat 21 lower extreme fixed mounting has wheel 23, the one end that wheel seat 21 was kept away from to two connecting rods 22 is bearing connection respectively around rectangular groove 11 on the lateral wall, equal movable mounting has dead lever 24 and two dead levers 24 to keep away from the one end of rectangular groove 11 inside wall and threaded connection respectively takes turns seat 21 left end and right-hand member in two round holes 12.

It should be noted that, when transportation and transportation are needed, the bolt 58 can be taken out spirally, then the limit block 56 is taken out to take out the electric telescopic rod 54 and the clamping device 6 connected to the T-shaped block 53 for carrying alone, the whole device is lifted up slightly, the fixing rod 24 is unscrewed to rotate the wheel seat 21, so that the wheel 23 is located at the lower end of the wheel seat 21, and then the fixing rod 24 is screwed, at this time, the whole device can be pushed to move directly.

A method of using a portable polishing apparatus, comprising the steps of:

a, starting the driving motor 31, wherein the driving motor 31 drives the transmission shaft to rotate so as to drive the grinding wheel 33 in threaded connection with the transmission shaft to rotate, before starting the driving motor 31, the grinding wheel 33 can be rotated and unscrewed from the transmission shaft of the driving motor 31 to replace the grinding wheel 33 which meets the grinding or polishing requirements, and after the grinding wheel 33 is better, whether the connection between the grinding wheel 33 and the transmission shaft is firm needs to be checked.

B, selecting a proper position for placing the material to be polished between the two chucks 66, screwing the positioning rod 69 inwards to enable the movable clamping rod 65 to move towards the direction of the fixed clamping rod 64 on the outer surface of the sliding rod 67, so that the distance between the two chucks 66 is reduced to clamp the material to be polished, and then keeping the position of the fixed positioning rod 69 still, so that the material to be polished can not be displaced and shaken when the two chucks 66 clamp the material to be polished.

C, the electric telescopic rod 54 is used for adjusting the clamped materials to be polished to the position of the same height of the polishing wheel 33, the polishing and polishing device 3 is moved to a proper position along the T-shaped groove 52 towards the polishing wheel 33, the handle 63 is held to finely adjust the positions between the materials to be polished and the polishing wheel 33 for polishing and polishing, and the vertical and the left and right positions can be adjusted during the handheld polishing so as to optimize the polishing effect.

D, when needing to transport the transport, can take out bolt 58 spiral, later take out stopper 56 and take out the electric telescopic handle 54 and the clamping device 6 of connecting on the T type piece 53 and carry alone, upwards lift whole device a little, unscrew dead lever 24 and make wheel seat 21 rotational position screw up dead lever 24 after wheel 23 is located wheel seat 21 lower extreme, can directly promote whole device this moment and remove and just can carry the transport to whole device with the realization only needs a workman, working strength and work load have been reduced.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a burnishing device convenient to carry transportation, includes support frame (1), its characterized in that: the four-wheel-type automatic distance adjusting device is characterized in that four groups of supporting frames (1) are arranged, steering wheels (2) are movably mounted at the lower ends of the four groups of supporting frames (1), a base (4) is fixedly mounted at the upper end of the four groups of supporting frames (1) together, a polishing and grinding device (3) is fixedly mounted at the left part of the upper end of the base (4), a mounting groove is formed in the middle of the upper end of the base (4), a collecting hopper (7) is fixedly mounted in the mounting groove, a distance adjusting device (5) is fixedly mounted at the right part of the upper end of the base (4), and a clamping;

polishing grinding device (3) include driving motor (31) and studio (32), driving motor (31) fixed mounting is in base (4) upper end left part, studio (32) fixed mounting is in base (4) upper end middle part, driving motor (31) output end fixed mounting has transmission shaft and transmission shaft to keep away from the one end of driving motor (31) and runs through studio (32) inner chamber left side wall and extend to its inside and threaded connection have grinding wheel (33), driving motor (31) transmission shaft is connected for the bearing with the mounting means of studio (32) inner chamber left side wall, studio (32) inner chamber left side wall is located driving motor (31) transmission shaft outside portion fixed mounting and has protection casing (34), grinding wheel (33) are located protection casing (34) inner chamber.

2. A portable polishing apparatus as set forth in claim 1, wherein: thread groove (38) have been seted up to driving motor (31) transmission shaft right-hand member, polish wheel (33) left end middle part fixed mounting has threaded rod (37), threaded rod (37) threaded connection will polish wheel (33) and driving motor (31) in thread groove (38) link together, louvre (35) that link up with the outside are seted up for annular structure and inside wall in protection casing (34).

3. A portable polishing apparatus as set forth in claim 1, wherein: the collecting hopper (7) is communicated with the inside of the working room (32), and the lower end of the collecting hopper (7) is connected with a waste collecting box positioned outside.

4. A portable polishing apparatus as set forth in claim 1, wherein: distance adjusting device (5) are including installation piece (51), stopper (56) and two bolt (58), installation piece (51) fixed mounting is in base (4) upper end right part, T type groove (52) have been seted up to installation piece (51) upper end, slidable mounting has T type piece (53) in T type groove (52), T type piece (53) upper end fixed mounting has electric telescopic handle (54), mounting hole (55) have been seted up to installation piece (51) right-hand member front portion and the equal symmetry in right-hand member rear portion, connecting hole (57) have been seted up to stopper (56) right-hand member front portion and the equal symmetry in right-hand member rear end, and are two sets of mounting hole (55) and two sets of connecting hole (57) position one-to-ones, bolt (58) pass connecting hole (57) threaded connection and link together stopper (56) and installation piece (51) in mounting hole (55).

5. A portable polishing apparatus as set forth in claim 4, wherein: the clamping device (6) comprises a universal shaft (61) and a movable clamping rod (65), the universal shaft (61) is fixedly mounted at the upper end of an electric telescopic rod (54), a mounting table (62) is fixedly mounted at the upper end of the universal shaft (61), a handle (63) is fixedly mounted at the right end of the mounting table (62), a fixed clamping rod (64) is fixedly mounted at the rear part of the left end of the mounting table (62), screw holes (68) which penetrate through the front and the rear are symmetrically formed in the middle parts of the front end of the movable clamping rod (65) and the front end of the fixed clamping rod (64), two positioning rods (69) are connected in the screw holes (68) through common threads, springs (70) are sleeved on the parts, located between the movable clamping rod (65) and the fixed clamping rod (64), of the front end of the movable clamping rod (65) is provided with through holes in bilateral symmetry relative to the screw holes (68), and sliding rods (67), the slide bar (67) is far away from one end of the movable clamping bar (65) and is fixedly installed at the front end of the fixed clamping bar (64), and the right part of the front end of the fixed clamping bar (64) and the right part of the rear end of the movable clamping bar (65) are symmetrically and fixedly installed on the chuck (66).

6. A portable polishing apparatus as set forth in claim 1, wherein: directive wheel (2) include two connecting rods (22), rectangular channel (11) have been seted up to support frame (1) lower extreme, round hole (12) that link up about support frame (1) right-hand member lower part is seted up, two common fixed mounting has wheel seat (21) between connecting rod (22) opposite face, wheel seat (21) lower extreme fixed mounting has wheel (23), two the one end that wheel seat (21) were kept away from in connecting rod (22) bearing connection is on the lateral wall around rectangular channel (11), two equal movable mounting has dead lever (24) and two dead levers (24) to keep away from the one end difference threaded connection of rectangular channel (11) inside wall at wheel seat (21) left end and right-hand member in round hole (12).

7. Use of a portable polishing device according to any one of claims 1 to 6, characterized by the steps of:

a, starting a driving motor (31), wherein the driving motor (31) drives a transmission shaft to rotate so as to drive a grinding wheel (33) in threaded connection with the transmission shaft to rotate, and before starting the driving motor (31), the grinding wheel (33) can be rotated and unscrewed from the transmission shaft of the driving motor (31) to replace a proper grinding wheel (33) meeting grinding or polishing requirements.

B, selecting a proper position for placing the material to be ground and polished between the two chucks (66), screwing the positioning rod (69) inwards to enable the movable clamping rod (65) to move towards the direction of the fixed clamping rod (64) on the outer surface of the sliding rod (67) to enable the distance between the two chucks (66) to be reduced to clamp the material to be polished, and then keeping the position of the fixed positioning rod (69) still.

C, adjusting the clamped material to be polished to the position with the same height of the polishing wheel (33) by using an electric telescopic rod (54), moving the polishing and polishing device (3) to a proper position along the T-shaped groove (52) towards the polishing wheel (33), and finely adjusting the position between the material to be polished and the polishing wheel (33) by holding a handle (63) to polish and polish.

D, when needing to transport and carry, can take out bolt (58) spiral, later take out stopper (56) and take out electric telescopic handle (54) and clamping device (6) that connect on T type piece (53) and carry alone, upwards lift whole device a little, unscrew dead lever (24) and make wheel (23) be located wheel seat (21) lower extreme after screwing up dead lever (24) wheel seat (21) rotational position, can directly promote whole device at this moment and remove.