CN109590866B

CN109590866B - Polishing machine capable of removing dust

Info

Publication number: CN109590866B
Application number: CN201811369837.8A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Zhang Liqin
Priority date: 2018-11-17
Filing date: 2018-11-17
Publication date: 2020-11-10
Anticipated expiration: 2038-11-17
Also published as: CN109590866A

Abstract

The invention discloses a polishing machine capable of removing dust, which comprises a transverse plate, a first polishing belt and a connecting plate, wherein a dust hood is fixedly arranged under the lower end of the transverse plate, collecting pipes are fixedly connected to the left side and the right side of the lower end of the dust hood, a lower cross shaft is connected to the lower end of the first polishing belt in a meshed mode, a wood body is placed above a conveying roller, a fixing pipe is fixedly arranged inside the front end of the conveying roller, the connecting plate is fixedly arranged on the inner side surface of a vertical plate, a fixing frame is connected to the upper side of a bottom plate in a welded mode, a fixing clamp comprises a fixing groove, a spring and a connecting block, the upper end inside the fixing groove is connected with the spring in a. This burnishing machine that can remove dust has solved the inconvenient problem of fixing by the polished object of most burnishing machines, and general burnishing machine does not have the problem of dust removal function to the lower problem of efficiency of ordinary burnishing machine polishing.

Description

Polishing machine capable of removing dust

Technical Field

The invention relates to the related technical field of polishing machines, in particular to a polishing machine capable of removing dust.

Background

The polishing machine is a common material processing tool, and is widely applied to industries such as machining, wood processing and the like, while the polishing machine in the wood industry mainly utilizes the polishing machine to polish the surface of wood so as to smooth the surface of the wood, but the existing polishing machine in the market still has certain defects, such as:

the patent numbers are: CN201710939407.4, the invention relates to a multifunctional adjustable polishing device, which has the advantages of simple structure, convenient use, capability of adjusting the polishing direction of a polishing mechanism, high polishing efficiency and wide application range, but is inconvenient for fixing a polished object in the polishing process, easy to cause the polished object to shake, and no dust removal function;

the patent numbers are: CN 201720571005.9's china uses novel an environmental protection type timber burnishing machine, this environmental protection type timber burnishing machine, handle the wooden piece of remaining on the burnishing machine workstation through being equipped with the dust catcher, make remaining wooden piece pass through in the pipeline gets into the collecting vessel, thereby the effect of clearance burnishing machine workstation has been reached, although be provided with dust collector, however, cause flying upward of sweeps easily at the in-process of collecting the sweeps, and collect the effect not good, and the staff is handheld by the object of polishing, not only the accuracy of polishing is not high, and cause staff's unexpected injury easily, and the efficiency of polishing is lower.

The invention aims to provide a polishing machine capable of removing dust, and aims to solve the problems of the polishing machine in the market in the background art.

Disclosure of Invention

The invention aims to provide a polishing machine capable of removing dust, which aims to solve the problems that most polishing machines proposed in the background art are inconvenient to fix a polished object, do not have a dust removing function and have low polishing efficiency.

In order to achieve the purpose, the invention provides the following technical scheme: a polishing machine capable of removing dust comprises a transverse plate, a first polishing belt and a connecting plate, wherein a dust hood is fixedly installed right below the lower end of the transverse plate, a collecting tank is welded and connected right above the dust hood, dust collecting holes are uniformly formed in the outer surface of the dust hood in a penetrating mode, hairbrushes are fixedly installed on the outer surface of the dust hood at equal intervals, collecting pipes are fixedly connected to the left side and the right side of the lower end of the dust hood, and a first negative pressure fan is fixedly installed on the right side above the dust hood;

the wood body is placed above the conveying roller, a transmission disc is fixedly mounted on the front side of the conveying roller, a second polishing belt is fixedly mounted on the inner side of the right end of the dust hood, the inner end of the second polishing belt is connected with a second upper transverse shaft in a meshed mode, and the rear end of the second upper transverse shaft is connected with the first upper transverse shaft through a second belt;

a fixed pipe is fixedly arranged in the front end of the conveying roller, the lower end of the fixed pipe is movably connected with an exhaust pipe, and the right end of the exhaust pipe is fixedly connected with a second negative pressure fan;

the connecting plate is fixedly arranged on the inner side surface of the vertical plate, the bottom plate is arranged below the connecting plate, balls are uniformly arranged on the upper surface of the bottom plate, universal wheels are welded and connected to the lower surface of the bottom plate, the fixing frame is welded and connected to the upper side of the bottom plate, and the fixing clips are welded and connected to the lower surface of the fixing frame at equal intervals;

the fixation clamp comprises a fixing groove, a spring and a connecting block, the upper end of the inside of the fixing groove is connected with the spring in a welding mode, and the lower end of the spring is connected to the upper end of the connecting block in a welding mode.

Preferably, the dust collecting holes are arranged on the inner side surface of the dust removing cover at equal intervals, and the longitudinal section of each dust collecting hole is trapezoidal.

Preferably, the outer surfaces of the first polishing belt and the second polishing belt are both in a concave-convex structure, the surface roughness of the first polishing belt is greater than that of the second polishing belt, and the inner surfaces of the first polishing belt and the second polishing belt are both in a saw-toothed structure.

Preferably, the transfer roller includes rubber slab, sucking disc, retainer plate and inner chamber, and the inside of rubber slab is inlayed and is installed the sucking disc, and the inboard of rubber slab is provided with the retainer plate, and runs through between rubber slab and the retainer plate and be provided with the inner chamber.

Preferably, the longitudinal section of the sucking discs is funnel-shaped, and the sucking discs are distributed in an annular array around the center of the rubber plate.

Preferably, the transmission disc comprises a fixed disc, a connecting shaft, a connecting disc, a chain and a supporting rod, the connecting shaft penetrates through the fixed disc, the connecting disc is welded to the outer surface of the connecting shaft, the chain is fixedly connected to the outer side of the connecting disc, and the supporting rod is welded to the outer surface of the fixed disc.

Preferably, the outer surface of the connecting disc is of a sawtooth structure, the connecting disc is connected with the chain in a meshing mode, and the fixing rings form a transmission structure between every two fixing rings through the chain.

Preferably, the width dimension of connecting plate is greater than the width dimension of timber body, and the connecting plate sets up at the right-hand member slope of riser.

Preferably, the balls are distributed on the bottom plate at equal intervals, and the balls are connected with the bottom plate in an embedding connection mode.

Preferably, the longitudinal section of the upper end of the connecting block is T-shaped, the longitudinal section of the lower end of the connecting block is right-angled triangle, and the connecting block is of a telescopic structure in the fixing groove.

Compared with the prior art, the invention has the beneficial effects that: the polishing machine capable of removing dust solves the problems that most polishing machines are inconvenient to fix the polished object, common polishing machines do not have the dust removing function, and the polishing efficiency of common polishing machines is low;

1. conveying rollers are arranged below the first polishing belt and the second polishing belt at equal intervals, the conveying rollers rotate under the interaction of chains, a sucking disc and an inner cavity are arranged inside the conveying rollers, air in the inner cavity is sucked away under the action of a second negative pressure fan, the sucking disc is enabled to be under negative pressure, and therefore the driving rollers can adsorb different surfaces of the wood while rotating, and the wood is fixed;

2. the dust removal cover is arranged on the outer sides of the first polishing belt and the second polishing belt, dust collection holes are formed in the inner surface of the dust removal cover at equal intervals, the collection pipe is arranged at the bottom end of the dust removal cover, the collection pipe and the dust collection holes are enabled to be in negative pressure under the action of the first negative pressure fan, accordingly, scraps generated at the bottom ends and the surfaces of the first polishing belt and the second polishing belt are collected, the scraps are prevented from flying, the surfaces of the first polishing belt and the second polishing belt are brushed under the action of the hairbrush, and the dust removal effect is better;

3. under the action of the conveying roller, the wood body above the wood body can be driven to move rightwards ceaselessly, and because the roughness of the first polishing belt is greater than that of the second polishing belt, the wood body can be subjected to rough polishing and finish polishing simultaneously when passing through the first polishing belt and the second polishing belt, and the wood body can be placed on the conveying roller ceaselessly, so that the polishing machine forms a production line, the wood body can be polished in a large batch, and the polishing efficiency of the polishing machine is improved;

4. the connecting plate is obliquely arranged below the right end of the vertical plate, so that the wood body after polishing slides downwards under the action of gravity of the wood body, the bottom plate is arranged on the right side of the connecting plate, the lower surfaces of the two ends of the wood body are fixed around the fixing frame, therefore, a worker can slide downwards to the bottom plate when the wood body slides down, the wood body is supported and vertical, the wood body does not need to be taken down from the conveying roller, the physical power is saved, the wood body slides rightwards to be fixed through the fixing clamp, the surface of the wood body is prevented from being scratched, and the wood body can be placed in a unified mode.

Drawings

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

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic diagram showing a side view of the connection between the rubber plate and the connecting disc according to the present invention;

FIG. 4 is a schematic view of a transfer roll configuration of the present invention;

FIG. 5 is a schematic view of the structure of the driving plate of the present invention.

FIG. 6 is a schematic diagram showing a cross-sectional side view of the connection between the rubber plate and the connecting disc according to the present invention;

FIG. 7 is a schematic top sectional view of the connection between the rubber plate and the connecting plate according to the present invention;

FIG. 8 is a schematic top view of the connection between the rubber plate and the connecting plate according to the present invention;

FIG. 9 is a schematic view of a retaining clip according to the present invention;

FIG. 10 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. a transverse plate; 2. a dust hood; 3. collecting tank; 4. a dust collecting hole; 5. a brush; 6. a collection pipe; 7. a first negative pressure air blower; 8. a first polishing belt; 9. a first upper cross shaft; 10. a lower horizontal axis; 11. a motor; 12. a vertical plate; 13. a first belt; 14. a conveying roller; 1401. a rubber plate; 1402. a suction cup; 1403. a stationary ring; 1404. an inner cavity; 15. a wood body; 16. a drive plate; 1601. fixing the disc; 1602. a connecting shaft; 1603. a connecting disc; 1604. a chain; 1605. a support bar; 17. a second polishing belt; 18. a second upper horizontal axis; 19. a second belt; 20. a fixed tube; 21. an air exhaust pipe; 22. a second negative pressure fan; 23. a connecting plate; 24. a base plate; 25. a ball bearing; 26. a universal wheel; 27. a fixed mount; 28. a fixing clip; 2801. fixing grooves; 2802. a spring; 2803. and (4) connecting the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and 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 a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-10, the present invention provides a technical solution: a polishing machine capable of removing dust comprises a transverse plate 1, a dust hood 2, a collecting tank 3, dust collecting holes 4, brushes 5, collecting pipes 6, a first negative pressure fan 7, a first polishing belt 8, a first upper transverse shaft 9, a lower transverse shaft 10, a motor 11, a vertical plate 12, a first belt 13, a conveying roller 14, a wood body 15, a transmission disc 16, a second polishing belt 17, a second upper transverse shaft 18, a second belt 19, a fixed pipe 20, an exhaust pipe 21, a second negative pressure fan 22, a connecting plate 23, a bottom plate 24, balls 25, universal wheels 26, a fixed frame 27 and a fixed clamp 28, wherein the dust hood 2 is fixedly arranged right below the lower end of the transverse plate 1, the collecting tank 3 is welded and connected right above the dust hood 2, the dust collecting holes 4 are uniformly arranged on the outer surface of the dust hood 2 in a penetrating mode, the brushes 5 are fixedly arranged on the outer surface of the dust hood 2 at equal intervals, the collecting pipes 6 are fixedly connected to the left side, a first negative pressure fan 7 is fixedly arranged on the right side above the dust hood 2;

the first polishing belt 8 is positioned at the left end of the inner side of the dust hood 2, the upper end of the inner part of the first polishing belt 8 is connected with a first upper transverse shaft 9 in a meshed mode, the lower end of the first polishing belt 8 is connected with a lower transverse shaft 10 in a meshed mode, the front end of the lower transverse shaft 10 is fixedly connected with a motor 11, the front end and the rear end of each of the first upper transverse shaft 9 and the lower transverse shaft 10 are movably connected to the surface of a vertical plate 12, the rear end of the lower transverse shaft 10 is connected with a conveying roller 14 through a first belt 13, a wood body 15 is placed above the conveying roller 14, a transmission disc 16 is fixedly installed on the front side of the conveying roller 14, a second polishing belt 17 is fixedly installed on the inner side of the right end of the dust hood 2, the upper end of the second polishing belt 17 is connected with a second upper transverse shaft 18 in a meshed mode;

a fixed pipe 20 is fixedly arranged in the front end of the conveying roller 14, the lower end of the fixed pipe 20 is movably connected with an air exhaust pipe 21, and the right end of the air exhaust pipe 21 is fixedly connected with a second negative pressure fan 22;

the connecting plate 23 is fixedly arranged on the inner side surface of the vertical plate 12, a bottom plate 24 is arranged below the connecting plate 23, balls 25 are uniformly arranged on the upper surface of the bottom plate 24, universal wheels 26 are welded and connected to the lower surface of the bottom plate 24, a fixing frame 27 is welded and connected to the upper side of the bottom plate 24, and fixing clamps 28 are welded and connected to the lower surface of the fixing frame 27 at equal intervals;

the fixing clip 28 includes a fixing groove 2801, a spring 2802, and a connection block 2803, the spring 2802 is welded to the inner upper end of the fixing groove 2801, and the lower end of the spring 2802 is welded to the upper end of the connection block 2803.

As shown in fig. 1, the outer surfaces of the first polishing belt 8 and the second polishing belt 17 are both in a concave-convex structure, the surface roughness of the first polishing belt 8 is greater than that of the second polishing belt 17, and the inner surfaces of the first polishing belt 8 and the second polishing belt 17 are both in a saw-toothed structure, so that the surface of the wood body 15 can be roughly polished and finely polished through the combined action of the first polishing belt 8 and the second polishing belt 17, and the working efficiency of the polishing machine is improved;

as shown in fig. 1, the width of the connecting plate 23 is greater than the width of the wood body 15, and the connecting plate 23 is obliquely arranged at the right end of the vertical plate 12, the oblique connecting plate 23 can assist the wood body 15 to slide downwards, the balls 25 are distributed on the bottom plate 24 at equal intervals, the balls 25 are connected with the bottom plate 24 in an embedding connection manner, and the friction resistance between the wood body 15 and the bottom plate 24 can be reduced by the action of the balls 25;

as shown in fig. 4, the conveying roller 14 comprises a rubber plate 1401, a suction cup 1402, a fixing ring 1403 and an inner cavity 1404, wherein the suction cup 1402 is mounted in the rubber plate 1401 in an embedded manner, the fixing ring 1403 is arranged on the inner side of the rubber plate 1401, the inner cavity 1404 is arranged between the rubber plate 1401 and the fixing ring 1403 in a penetrating manner, the longitudinal section of the suction cup 1402 is funnel-shaped, the suction cups 1402 are distributed in an annular array relative to the center of the rubber plate 1401, the surface of the wood body 15 can be sucked through the suction cups 1402 with negative pressure, and the wood body 15 can be conveyed through the rotation of the fixing ring 1403;

as shown in fig. 5, the transmission disc 16 comprises a fixed disc 1601, a connecting shaft 1602, a connecting disc 1603, a chain 1604 and a supporting rod 1605, the connecting shaft 1602 penetrates through the fixed disc 1601, the connecting disc 1603 is connected to the outer surface of the connecting shaft 1602 in a welded manner, the chain 1604 is fixedly connected to the outer side of the connecting disc 1603, the supporting rod 1605 is connected to the outer surface of the fixed disc 1601 in a welded manner, the outer surface of the connecting disc 1603 is in a zigzag structure, the connecting disc 1603 and the chain 1604 are connected in a meshed manner, a transmission structure is formed between every two fixing rings 1403 through the chain 1604, and all the transmission discs 16 are driven to rotate through the meshed connection between the connecting disc 1603 and the;

as shown in fig. 9, the longitudinal sectional shape of the upper end of the connecting block 2803 is "T", the longitudinal sectional shape of the lower end of the connecting block 2803 is a right triangle, and the connecting block 2803 has a telescopic structure inside the fixing groove 2801, so that the connecting block 2803 can fix the upper end of the wood body 15 by telescopic movement of the connecting block 2803 inside the fixing groove 2801;

as shown in fig. 10, the dust collecting holes 4 are formed at equal intervals on the inner surface of the dust removal cover 2, and the longitudinal sectional shape of the dust collecting holes 4 is trapezoidal, so that the surfaces of the first polishing belt 8 and the second polishing belt 17 can be removed by the dust collecting holes 4, and the longitudinal sectional shape of the dust collecting holes 4 is trapezoidal, thereby preventing the waste dust from being discharged through the dust collecting holes 4.

The working principle is as follows: when the dust-removing polishing machine is used, firstly, a motor 11 with the model number of Y90S-2 is powered on, then a first negative pressure fan 7 and a second negative pressure fan 22 are started, then a wood body 15 is placed on a conveying roller 14, a lower transverse shaft 10 is driven to rotate under the action of the motor 11, the conveying roller 14 is driven to rotate under the action of a first belt 13 due to the rear end of the lower transverse shaft 10, the front end and the rear end of a first upper transverse shaft 9 are both connected with a second upper transverse shaft 18 through second belts 19, so that a first polishing belt 8, the conveying roller 14 and a second polishing belt 17 are driven to simultaneously rotate under the action of the motor 11, the lower end inside the conveying roller 14 is connected with the second negative pressure fan 22 through a fixed pipe 20 and an air exhaust pipe 21, and the air exhaust pipe 21 is in a rotating structure inside the fixed pipe 20, so that the air exhaust pipe 21 is not wound while the conveying roller 14 rotates, the inner side of the fixed ring 1403 is connected with a fixed disc 1601 through a support rod 1605, connecting discs 1603 are arranged on the outer side of a connecting shaft 1602 on the fixed disc 1601, and all the connecting discs 1603 can be rotated through meshed connection of the connecting discs 1603 and a chain 1604, so that all the conveying rollers 14 are rotated;

then, the wood body 15 is placed on the upper surface of the conveying roller 14, air in the inner cavity 1404 is sucked and fixed through the fixing pipe 20 and the suction pipe 21 under the action of the second negative pressure fan 22, the inner cavity 1404 and the suction disc 1402 are subjected to negative pressure, so that the wood body 15 above the suction disc 1402 is sucked and fixed, and the suction disc 1402 is continuously and alternately sucked with the surface of the wood body 15 along with the rotation of the fixing ring 1403, so that the wood body 15 is continuously fixed and conveyed, so that the wood body 15 firstly passes through the first polishing belt 8 for rough polishing, and then passes through the second polishing belt 17 for finish polishing;

a large amount of scraps are generated in the polishing process, at this time, the first negative pressure fan 7 extracts air in the collecting tank 3, so that the collecting tank 3, the dust collecting hole 4 and the collecting pipe 6 are subjected to negative pressure, the collecting pipe 6 adsorbs the scraps generated at the lower ends of the first polishing belt 8 and the second polishing belt 17, the scraps attached to the surfaces of the first polishing belt 8 and the second polishing belt 17 are adsorbed through the dust collecting hole 4, the scraps attached to the surfaces of the first polishing belt 8 and the second polishing belt 17 are scraped under the action of the brush 5 while the first polishing belt 8 and the second polishing belt 17 rotate, the polishing effect is prevented from being influenced by the scraps attached to the surfaces of the first polishing belt 8 and the second polishing belt 17, and the scraps adsorbed by the dust collecting hole 4 and the collecting pipe 6 are uniformly collected through the collecting tank 3, so that the scraps can be uniformly treated;

the polished wood body 15 continues to move rightwards and slides off under the action of the connecting plate 23, the connecting plate 23 is obliquely arranged, so that the wood body 15 which slides off can be inclined on the connecting plate 23, at the moment, a worker only needs to lift up the wood body 15 to be vertical without taking the wood body 15 off the horizontal conveying roller 14 to consume physical strength, because the middle part of the fixing frame 27 is of a hollow structure, and the front end and the rear end of the fixing frame 27 are equally spaced and provided with the fixing clamps 28, the worker can lift up the wood body 15 and drag the wood body rightwards by holding the upper end of the wood body 15, and because the balls 25 are embedded on the upper surface of the bottom plate 24 at equal intervals, the friction resistance between the wood body 15 and the bottom plate 24 in the dragging process can be reduced under the action of the balls 25, the upper end of the wood body 15 is in clamping connection with the connecting block 2803 in the dragging process of the wood body 15, thereby uniformly placing the wood body 15 and not causing scraping of the surface of the polished wood body 15.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a burnishing machine that can remove dust, includes diaphragm (1), first polishing belt (8) and connecting plate (23), its characterized in that: a dust hood (2) is fixedly installed under the lower end of the transverse plate (1), a collecting tank (3) is welded and connected above the dust hood (2), dust collecting holes (4) are uniformly formed in the outer surface of the dust hood (2) in a penetrating mode, hairbrushes (5) are fixedly installed on the outer surface of the dust hood (2) at equal intervals, collecting pipes (6) are fixedly connected to the left side and the right side of the lower end of the dust hood (2), and a first negative pressure fan (7) is fixedly installed on the right side above the dust hood (2);

the polishing device is characterized in that the first polishing belt (8) is located at the left end of the inner side of the dust hood (2), the upper end of the first polishing belt (8) is meshed with a first upper transverse shaft (9), the lower end of the first polishing belt (8) is meshed with a lower transverse shaft (10), the front end of the lower transverse shaft (10) is fixedly connected with a motor (11), the front end and the rear end of the first upper transverse shaft (9) and the lower transverse shaft (10) are movably connected to the surface of a vertical plate (12), the rear end of the lower transverse shaft (10) is connected with a conveying roller (14) through a first belt (13), a wood body (15) is placed above the conveying roller (14), a transmission disc (16) is fixedly installed at the front side of the conveying roller (14), a second polishing belt (17) is fixedly installed at the inner side of the right end of the dust hood (2), and the inner meshing of the upper end of the second polishing belt (17) is connected, and the rear end of the second upper transverse shaft (18) is connected with the first upper transverse shaft (9) through a second belt (19);

a fixed pipe (20) is fixedly arranged in the front end of the conveying roller (14), the lower end of the fixed pipe (20) is movably connected with an air extraction pipe (21), and the right end of the air extraction pipe (21) is fixedly connected with a second negative pressure fan (22);

the connecting plate (23) is fixedly arranged on the inner side surface of the vertical plate (12), a bottom plate (24) is arranged below the connecting plate (23), balls (25) are uniformly arranged on the upper surface of the bottom plate (24), universal wheels (26) are welded and connected to the lower surface of the bottom plate (24), a fixing frame (27) is welded and connected to the upper side of the bottom plate (24), and fixing clamps (28) are welded and connected to the lower surface of the fixing frame (27) at equal intervals;

the fixing clamp (28) comprises a fixing groove (2801), a spring (2802) and a connecting block (2803), the upper end of the inside of the fixing groove (2801) is connected with the spring (2802) in a welding mode, and the lower end of the spring (2802) is connected with the upper end of the connecting block (2803) in a welding mode;

the dust collecting holes (4) are arranged on the inner side surface of the dust removing cover (2) at equal intervals, and the longitudinal section of each dust collecting hole (4) is trapezoidal;

the outer surfaces of the first polishing belt (8) and the second polishing belt (17) are both in a concave-convex structure, the surface roughness of the first polishing belt (8) is greater than that of the second polishing belt (17), and the inner surfaces of the first polishing belt (8) and the second polishing belt (17) are both in a saw-toothed structure;

the width dimension of the connecting plate (23) is larger than that of the wood body (15), and the connecting plate (23) is obliquely arranged at the right end of the vertical plate (12);

the upper end longitudinal section of the connecting block (2803) is T-shaped, the lower end longitudinal section of the connecting block (2803) is right-angled triangle, and the connecting block (2803) is of a telescopic structure in the fixing groove (2801).

2. A dust-removable polishing machine according to claim 1, wherein: the conveying roller (14) comprises a rubber plate (1401), a sucker (1402), a fixing ring (1403) and an inner cavity (1404), the sucker (1402) is embedded in the rubber plate (1401), the fixing ring (1403) is arranged on the inner side of the rubber plate (1401), and the inner cavity (1404) penetrates between the rubber plate (1401) and the fixing ring (1403).

3. A dust-removable polishing machine according to claim 2, wherein: the longitudinal section of the sucking discs (1402) is funnel-shaped, and the sucking discs (1402) are distributed in an annular array around the center of the rubber plate (1401).

4. A dust-removable polishing machine according to claim 1, wherein: the transmission disc (16) comprises a fixed disc (1601), a connecting shaft (1602), a connecting disc (1603), a chain (1604) and a supporting rod (1605), the connecting shaft (1602) penetrates through the inside of the fixed disc (1601), the connecting disc (1603) is connected to the outer surface of the connecting shaft (1602) in a welded mode, the chain (1604) is fixedly connected to the outer side of the connecting disc (1603), and the supporting rod (1605) is connected to the outer surface of the fixed disc (1601) in a welded mode.

5. A dusting polisher in accordance with claim 4 wherein: the outer surface of the connecting disc (1603) is of a saw-toothed structure, the connecting disc (1603) is connected with the chain (1604) in a meshing mode, and the fixing rings (1403) form a transmission structure between every two fixing rings through the chain (1604).

6. A dust-removable polishing machine according to claim 1, wherein: the balls (25) are distributed on the bottom plate (24) at equal intervals, and the balls (25) are connected with the bottom plate (24) in an embedding connection mode.