CN214642327U

CN214642327U - Dustless polisher

Info

Publication number: CN214642327U
Application number: CN202120777890.2U
Authority: CN
Inventors: 潘华维
Original assignee: Jiaxing Taoyuan Machinery Technology Co ltd
Current assignee: Jiaxing Taoyuan Machinery Technology Co ltd
Priority date: 2021-04-15
Filing date: 2021-04-15
Publication date: 2021-11-09
Anticipated expiration: 2031-04-15

Abstract

The utility model discloses a dust-free grinding machine, which comprises a frame and a grinding support fixed at the lower end of the front side of the frame, wherein a grinding mechanism is arranged on the grinding support, the grinding mechanism comprises a grinding motor, a grinding spindle and a grinding disc, a bearing seat is arranged outside the grinding spindle, the upper end of the bearing seat is fixed at the lower surface of the grinding support, a dust cover is arranged at the lower end of the bearing seat, the grinding disc is positioned inside the dust cover, a dust-proof surrounding edge is arranged outside the dust cover, a surrounding edge adjusting sheet is arranged between the dust-proof surrounding edge and the dust cover, an adjusting bolt is connected with the upper end of the dust cover through a thread, a mounting hole is arranged at the upper end of the surrounding edge adjusting sheet, the adjusting bolt is inserted in the mounting hole, a conical spring is arranged at the upper end of the surrounding edge adjusting sheet, the conical spring is sleeved on the adjusting bolt, and the lower end of the conical spring is abutted against the upper surface of the surrounding edge adjusting sheet, the upper end of the conical spring is abutted against the lower surface of the upper end head of the adjusting bolt.

Description

Dustless polisher

Technical Field

The utility model relates to a polisher technical field especially relates to a dustless polisher.

Background

The polisher is mainly used for polishing the ground, and can effectively polish terrazzo, a concrete surface layer, an epoxy mortar layer, an old epoxy ground and the like. In addition, the coating surface can be treated to remove surface bonding substances and coating defects, and the coating machine has the characteristics of light weight, flexibility, high working efficiency and the like.

The grinding machine in the prior art is usually provided with a dust collection mechanism, and can directly absorb dust generated when a grinding tool is used for grinding the ground, so that the phenomenon that the dust is diffused in the operation environment is prevented. However, when some road surfaces are uneven during polishing, the height position of the dust cover outside the grinding tool cannot be automatically adjusted, so that a large gap is easily formed between the bottom of the dust cover and the ground, and a large amount of dust is scattered and cannot be timely sucked by the dust suction mechanism.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dustless polisher, the dustproof surrounding edge in this polisher grinding apparatus outside can carry out altitude mixture control by oneself to can both keep good contact with ground under the bottom most of the circumstances of dustproof surrounding edge, prevent that the dust that the in-process of polishing produced from scattering outward.

The above technical purpose of the present invention can be achieved by the following technical solutions: a dust-free polisher comprises a rack and a polishing support fixed at the lower end of the front side of the rack, wherein a polishing mechanism is arranged on the polishing support and comprises a polishing motor, a polishing main shaft and a polishing disc, a belt transmission assembly is arranged between an output shaft of the polishing motor and the polishing main shaft, the polishing disc is arranged at one end, away from the polishing motor, of the polishing main shaft, a grinding tool is arranged on the lower surface of the polishing disc, a bearing seat is arranged outside the polishing main shaft, the upper end of the bearing seat is fixed at the lower surface of the polishing support, a dust cover is arranged at the lower end of the bearing seat, the polishing disc is positioned inside the dust cover, a dust-proof surrounding edge is arranged outside the dust cover, a surrounding edge adjusting sheet is arranged between the dust-proof surrounding edge and the dust cover, an adjusting bolt is connected with the upper end of the dust cover through a thread, a mounting hole is formed in the upper end of the surrounding edge adjusting sheet, and the adjusting bolt is inserted into the mounting hole, the upper end of the surrounding edge adjusting sheet is provided with a conical spring, the conical spring is sleeved on the adjusting bolt, the lower end of the conical spring abuts against the upper surface of the surrounding edge adjusting sheet, and the upper end of the conical spring abuts against the lower surface of the upper end head of the adjusting bolt.

Through the technical scheme, the dust cover plays a role in protecting the grinding tool and preventing dust from rising upwards. The conical spring plays a role in pressing the surrounding edge adjusting sheet downwards, when the road surface is flat, the bottom of the dustproof surrounding edge and the lower surface of the grinding tool are located on the same horizontal plane relatively, and the surrounding edge adjusting sheet compresses the conical spring upwards. When the grinding tool grinds the raised part on the ground, the dust cover is lifted along with the grinding tool. But the conical spring presses the surrounding edge adjusting sheet and the dustproof surrounding edge downwards, so that the bottom of the dustproof surrounding edge is kept in contact with the ground, and dust is prevented from being scattered from a gap at the bottom of the dustproof cover.

The utility model discloses still further set up to: the rear side of frame is equipped with dust absorption mechanism, dust absorption mechanism includes filter core bucket, filter core bung and ash bucket, the upper end of filter core bucket is located to the filter core bung, the ash bucket is located the below of filter core bucket, the one end that the filter core bung is close to the filter core bucket and the one end that the filter core bucket is close to the ash bucket all are equipped with the installation caulking groove, be equipped with the sealing strip in the installation caulking groove.

Through above-mentioned technical scheme, the sealing strip can improve the leakproofness of filter core bung and filter core bucket junction, filter core bucket and ash bucket junction, prevents that the dust from effluvium.

The utility model discloses still further set up to: the dust collection device is characterized in that a dust collection port is formed in the front side of the lower end of the filter element barrel, a dust baffle is arranged on the inner wall of the filter element barrel, which is close to the dust collection port, and dust sucked from the dust collection port can downwards enter the dust barrel through the dust baffle.

Through above-mentioned technical scheme, the dust blocking plate makes the dust of following the suction of dust absorption mouth get into grey bucket downwards to can effectively reduce the dust and pile up in the filter core.

The utility model discloses still further set up to: be equipped with the filter core in the filter core bucket, the bottom of filter core is equipped with trembles grey subassembly, tremble grey subassembly and include pull rod, slide bar, slide, fall the ash plate and tremble the ash wheel, the both ends of slide bar are fixed in the front and back lateral wall of filter core bucket, slide sliding connection is on the slide bar, the pull rod slides and runs through the rear side wall and the pull rod that the filter core bucket is located the inside one end of filter core bucket and slide fixed connection, fall the ash plate and locate on the slide, tremble the ash wheel and set up on falling the ash plate, tremble the upper end of ash wheel and the lower surface contact of filter core.

Through above-mentioned technical scheme, the staff enables the slide to carry out the round trip movement along the length direction of slide bar inside the filter core bucket through twitching the pull rod, trembles the ash wheel and rolls and drive the lower extreme of filter core and tremble in the bottom of filter core when the slide removes, makes the dust on the filter core drop.

The utility model discloses still further set up to: the inner wall of the rear side of the filter element barrel is provided with an ash blocking seat, an ash shaking sealing ring is arranged in the ash blocking seat, and the ash shaking sealing ring is sleeved on the pull rod.

Through above-mentioned technical scheme, the ash blocking seat plays limiting displacement to the sealing washer, and the sealing washer can prevent that the pull rod dust in the filter core bucket from loosing outward when the pull.

The utility model discloses still further set up to: the ash bucket is detachably connected to the rack.

Through above-mentioned technical scheme, the staff can dismantle the clearance to the ash bucket when dust is collected full in the ash bucket to guarantee that the ash bucket can the clean up.

The utility model discloses still further set up to: the two sides of the frame are provided with connecting parts, the connecting parts are provided with hasps, and the outer walls of the two sides of the ash barrel are provided with buckling parts.

Through above-mentioned technical scheme, when the hasp lock was on the buckling part of ash bucket, both fixed connection of ash bucket and frame, the staff can install and dismantle very conveniently when clearing up the ash bucket.

The utility model discloses still further set up to: the dust absorption device is characterized in that a dust absorption motor is arranged above the filter element barrel cover, a motor fixing cover is arranged outside the dust absorption motor, and radiating holes are formed in the side wall of the dust absorption motor fixing cover.

Through above-mentioned technical scheme, the heat that dust absorption motor during operation produced can be discharged through the louvre.

The utility model discloses still further set up to: the heat dissipation holes are louver type heat dissipation holes.

Through above-mentioned technical scheme, the louvered louvre can effectively reduce impurity and get into inside the fixed cover of dust absorption motor through the louvre.

The utility model discloses still further set up to: the lower extreme of frame is equipped with the shaft, the both ends of shaft all are equipped with the wheel, both sides of wheel with all be equipped with the dust ring between the shaft.

Through above-mentioned technical scheme, the dust ring can prevent that the dust that produces when polishing from entering into the epaxial bearing of wheel, and causes the damage to the bearing.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the portion A of FIG. 1 according to the present invention;

fig. 3 is a front view of the present invention;

fig. 4 is a sectional view taken along the direction G-G in fig. 3 according to the present invention;

fig. 5 is a schematic view of the internal structure of the filter element barrel of the present invention.

The reference numbers in the figures mean: 1. a frame; 2. polishing the bracket; 3. polishing the motor; 4. polishing the main shaft; 5. grinding disc; 6. an abrasive article; 7. a bearing seat; 8. a dust cover; 9. a dustproof surrounding edge; 10. a surrounding edge adjusting sheet; 11. adjusting the bolt; 12. a conical spring; 13. a filter element barrel; 14. the filter element barrel cover; 15. an ash bucket; 16. a sealing strip; 17. a dust suction port; 18. a dust blocking plate; 19. a pull rod; 20. a slide bar; 21. a slide plate; 22. a dust falling plate; 23. a dust shaking wheel; 24. a dust blocking seat; 25. shaking the ash sealing ring; 26. a connecting portion; 27. a hasp; 28. a buckling part; 29. a motor fixing cover; 30. heat dissipation holes; 31. a wheel; 32. a dust ring.

Detailed Description

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

The present invention will be described below with reference to fig. 1 to 5.

A dust-free polisher comprises a frame 1 and a polishing support 2 fixed to the lower end of the front side of the frame 1. The lower extreme of frame 1 is equipped with the shaft, and the both ends of shaft all are equipped with wheel 31, and the polisher is when polishing the road surface, can conveniently remove through wheel 31. Dust rings 32 are arranged between the two sides of the wheel 31 and the wheel shaft, and the dust rings 32 can prevent dust generated during polishing from entering bearings on the wheel shaft and damaging the bearings. The polishing support 2 is provided with a polishing mechanism, the polishing mechanism comprises a polishing motor 3, a polishing main shaft 4 and a polishing disc 5, and the polishing mechanism can polish the road surface. A belt transmission assembly is arranged between an output shaft of the grinding motor 3 and the grinding spindle 4, and the grinding spindle 4 rotates through the transmission of the belt transmission assembly after the grinding motor 3 is started. The grinding disc 5 is arranged at one end, far away from the grinding motor 3, of the grinding main shaft 4, the lower surface of the grinding disc 5 is provided with a grinding tool 6, the grinding tool 6 can be a grinding disc, a grinding wheel and the like, and workers can select and replace the grinding disc according to the requirements of ground surfaces. The outer part of the grinding main shaft 4 is provided with a bearing seat 7, the upper end of the bearing seat 7 is fixed on the lower surface of the grinding support 2 through a bolt, the lower end of the bearing seat 7 is provided with a dust cover 8, and the dust cover 8 plays a role in protecting the grinding tool 6 and preventing dust from rising upwards.

The polishing disc 5 is positioned inside the dust cover 8, and the outer part of the dust cover 8 is provided with a dust-proof surrounding edge 9. And a surrounding edge adjusting sheet 10 is arranged between the dustproof surrounding edge 9 and the dustproof cover 8, the upper end of the dustproof cover 8 is in threaded connection with an adjusting bolt 11, and the lower end of the adjusting bolt 11 is in threaded connection with a threaded hole in the upper end of the dustproof cover 8. The upper end of the surrounding edge adjusting sheet 10 is provided with a mounting hole, the adjusting bolt 11 is inserted in the mounting hole, and the inner diameter of the mounting hole is slightly larger than the outer diameter of the adjusting bolt 11. The upper end of the surrounding edge adjusting sheet 10 is provided with a conical spring 12, and the conical spring 12 is sleeved on the adjusting bolt 11. The lower end of the conical spring 12 abuts against the upper surface of the surrounding edge adjusting sheet 10, and the upper end of the conical spring 12 abuts against the lower surface of the upper end head of the adjusting bolt 11. The conical spring 12 plays a role of pressing the surrounding edge adjusting sheet 10 downwards, when the road surface is flat, the bottom of the dustproof surrounding edge 9 and the lower surface of the grinding tool 6 are in the same horizontal plane, and at the moment, the surrounding edge adjusting sheet 10 compresses the conical spring 12 upwards. When the grinding tool 6 grinds a raised portion of the ground, the dust cover 8 is also lifted along with it. But the conical spring 12 presses the skirt adjusting piece 10 and the dust-proof skirt 9 downward so that the bottom of the dust-proof skirt 9 is kept in contact with the ground, thereby preventing dust from escaping from the gap at the bottom of the dust-proof cover 8.

The rear side of the frame 1 is provided with a dust suction mechanism, and the dust suction mechanism comprises a filter element barrel 13, a filter element barrel cover 14 and an ash barrel 15. The filter element barrel cover 14 is arranged at the upper end of the filter element barrel 13, the dust suction motor is arranged above the filter element barrel cover 14, and when the dust suction motor works, air negative pressure is generated in the filter element barrel 13 and dust is sucked. The motor fixing cover 29 is disposed outside the dust collection motor, the side wall of the dust collection motor fixing cover 29 is provided with heat dissipation holes 30, and the heat dissipation holes 30 are louver type heat dissipation holes 30 in the embodiment. The heat generated by the dust-collecting motor can be discharged through the heat-radiating holes 30, and the louvered heat-radiating holes 30 can effectively reduce the impurities from entering the dust-collecting motor fixing cover 29 through the heat-radiating holes 30. The filter element barrel 13 is internally provided with a filter element which can filter the air discharged upwards. The ash barrel 15 is positioned below the filter element barrel 13, and the ash barrel 15 is detachably connected to the machine frame 1. The two sides of the frame 1 are provided with connecting parts 26, the connecting parts 26 are provided with hasps 27, and the outer walls of the two sides of the ash bucket 15 are provided with buckling parts 28. When the hasp 27 is buckled on the buckling part 28 of the ash barrel 15, the ash barrel 15 and the rack 1 are fixedly connected, and workers can conveniently assemble and disassemble when cleaning the ash barrel 15.

The filter element barrel cover 14 is provided with an installation caulking groove at one end close to the filter element barrel 13 and the filter element barrel 13 is provided with a sealing strip 16 at one end close to the ash barrel 15. The sealing strips 16 can improve the sealing performance of the joint of the filter element barrel cover 14 and the filter element barrel 13 and the joint of the filter element barrel 13 and the ash barrel 15, and prevent dust from scattering. The front side of the lower end of the filter element barrel 13 is provided with a dust suction opening 17, and the inner wall of the filter element barrel 13 is provided with an ash baffle 18 at a position close to the dust suction opening 17. The dust baffle 18 allows dust sucked from the dust suction port 17 to flow down into the dust barrel 15, thereby effectively reducing dust accumulation in the filter element.

The bottom of filter core is equipped with trembles grey subassembly, trembles grey subassembly and can shake off the dust on the filter core in the ash bucket 15. The ash shaking component comprises a pull rod 19, a slide rod 20, a slide plate 21, an ash falling plate 22 and an ash shaking wheel 23, wherein two ends of the slide rod 20 are fixed on the front side wall and the rear side wall of the filter element barrel 13. The sliding plate 21 is slidably connected to the sliding rod 20, the pull rod 19 slidably penetrates through the rear side wall of the filter element barrel 13, and one end of the pull rod 19 located inside the filter element barrel 13 is fixedly connected with the sliding plate 21. The dust falling plate 22 is arranged on the sliding plate 21 and is fixedly connected with the sliding plate 21 through bolts. The ash shaking wheel 23 is arranged on the ash falling plate 22, and the upper end of the ash shaking wheel 23 is contacted with the lower surface of the filter element. The staff can make slide 21 move along the length direction of slide bar 20 inside filter core bucket 13 through twitching pull rod 19, and the dust shaking wheel 23 rolls and drives the lower extreme of filter core and trembles at the bottom of filter core when slide 21 removes, makes the dust on the filter core drop. The inner wall of the rear side of the filter element barrel 13 is provided with an ash blocking seat 24, an ash shaking sealing ring 25 is arranged in the ash blocking seat 24, and the pull rod 19 is sleeved with the ash shaking sealing ring 25. The dust blocking seat 24 has a limiting effect on the sealing ring, and the sealing ring can prevent dust in the filter element barrel 13 from scattering outwards when the pull rod 19 is pulled.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.

Claims

1. A dustless grinding machine comprises a machine frame (1) and a grinding support (2) fixed at the lower end of the front side of the machine frame (1), wherein a grinding mechanism is arranged on the grinding support (2), the grinding mechanism comprises a grinding motor (3), a grinding main shaft (4) and a grinding disc (5), a belt transmission assembly is arranged between an output shaft of the grinding motor (3) and the grinding main shaft (4), the grinding disc (5) is arranged at one end, far away from the grinding motor (3), of the grinding main shaft (4), the lower surface of the grinding disc (5) is provided with a grinding tool (6), the dustless grinding machine is characterized in that a bearing seat (7) is arranged outside the grinding main shaft (4), the upper end of the bearing seat (7) is fixed at the lower surface of the grinding support (2), the lower end of the bearing seat (7) is provided with a dust cover (8), and the grinding disc (5) is positioned inside the dust cover (8), the utility model discloses a dustproof cover for the automobile seat, including dust cover (8), the outside of dust cover (8) is equipped with dustproof surrounding edge (9), be equipped with surrounding edge adjustment sheet (10) between dustproof surrounding edge (9) and dust cover (8), the upper end threaded connection of dust cover (8) has adjusting bolt (11), the mounting hole has been seted up to the upper end of surrounding edge adjustment sheet (10), adjusting bolt (11) are inserted and are located in the mounting hole, the upper end of surrounding edge adjustment sheet (10) is equipped with conical spring (12), conical spring (12) cover is located on adjusting bolt (11), the upper surface in surrounding edge adjustment sheet (10) is supported to the lower extreme of conical spring (12), the upper end of conical spring (12) is supported in the upper end lower surface of adjusting bolt (11).

2. The dust-free sander of claim 1, wherein: the rear side of frame (1) is equipped with dust absorption mechanism, dust absorption mechanism includes filter core bucket (13), filter core bung (14) and ash bucket (15), the upper end of filter core bucket (13) is located in filter core bung (14), ash bucket (15) are located the below of filter core bucket (13), the one end that filter core bung (14) are close to filter core bucket (13) and the one end that filter core bucket (13) are close to ash bucket (15) all are equipped with the installation caulking groove, be equipped with sealing strip (16) in the installation caulking groove.

3. The dust-free sander of claim 2, wherein: the dust collection device is characterized in that a dust collection opening (17) is formed in the front side of the lower end of the filter element barrel (13), a dust blocking plate (18) is arranged on the inner wall of the filter element barrel (13) close to the dust collection opening (17), and dust sucked from the dust collection opening (17) can downwards enter the dust barrel (15) through the dust blocking plate (18).

4. The dust-free sander of claim 2, wherein: be equipped with the filter core in filter core bucket (13), the bottom of filter core is equipped with and trembles grey subassembly, tremble grey subassembly and include pull rod (19), slide bar (20), slide (21), fall ash plate (22) and tremble grey wheel (23), the both ends of slide bar (20) are fixed in the front and back lateral wall of filter core bucket (13), slide (21) sliding connection is on slide bar (20), pull rod (19) slide run through in the rear side wall of filter core bucket (13) and pull rod (19) are located the inside one end of filter core bucket (13) and slide (21) fixed connection, fall ash plate (22) and locate on slide (21), tremble grey wheel (23) and set up on falling ash plate (22), tremble the upper end of grey wheel (23) and the lower surface contact of filter core.

5. The dust-free sander of claim 4, wherein: the rear inner wall of the filter element barrel (13) is provided with an ash blocking seat (24), an ash shaking sealing ring (25) is arranged in the ash blocking seat (24), and the ash shaking sealing ring (25) is sleeved on the pull rod (19).

6. The dust-free sander of claim 2, wherein: the ash barrel (15) is detachably connected to the rack (1).

7. The dust-free sander of claim 6, wherein: the two sides of the rack (1) are provided with connecting parts (26), the connecting parts (26) are provided with hasps (27), and the outer walls of the two sides of the ash barrel (15) are provided with buckling parts (28).

8. The dust-free sander of claim 2, wherein: a dust suction motor is arranged above the filter element barrel cover (14), a motor fixing cover (29) is arranged outside the dust suction motor, and heat dissipation holes (30) are formed in the side wall of the dust suction motor fixing cover (29).

9. The dust-free sander of claim 8, wherein: the heat dissipation holes (30) are louver type heat dissipation holes (30).

10. The dust-free sander of claim 1, wherein: the lower extreme of frame (1) is equipped with the shaft, the both ends of shaft all are equipped with wheel (31), all be equipped with dust ring (32) between the both sides of wheel (31) and the shaft.