CN107214578B - Wall grinding machine - Google Patents

Wall grinding machine Download PDF

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Publication number
CN107214578B
CN107214578B CN201710450062.6A CN201710450062A CN107214578B CN 107214578 B CN107214578 B CN 107214578B CN 201710450062 A CN201710450062 A CN 201710450062A CN 107214578 B CN107214578 B CN 107214578B
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CN
China
Prior art keywords
grinding disc
sealing cover
dust
reducing mechanism
blocking brush
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201710450062.6A
Other languages
Chinese (zh)
Other versions
CN107214578A (en
Inventor
诸葛小春
卢茂生
吴新军
俞敏敏
黄栋东
施忠兵
施徐明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Sanzhong Electric Tools Co ltd
Original Assignee
Liang Meiping
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Liang Meiping filed Critical Liang Meiping
Priority to CN201710450062.6A priority Critical patent/CN107214578B/en
Publication of CN107214578A publication Critical patent/CN107214578A/en
Application granted granted Critical
Publication of CN107214578B publication Critical patent/CN107214578B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/10—Single-purpose machines or devices
    • B24B7/18—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like
    • B24B7/186—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like with disc-type tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/06—Dust extraction equipment on grinding or polishing machines
    • B24B55/10—Dust extraction equipment on grinding or polishing machines specially designed for portable grinding machines, e.g. hand-guided
    • B24B55/102—Dust extraction equipment on grinding or polishing machines specially designed for portable grinding machines, e.g. hand-guided with rotating tools
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
    • F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
    • F16H1/22—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Grinding-Machine Dressing And Accessory Apparatuses (AREA)

Abstract

The invention discloses a wall grinding machine which comprises a driving motor, a grinding disc, a sealing cover and a dust collecting pipe connected to the sealing cover, wherein a motor shaft of the driving motor stretches into the sealing cover, a centrifugal fan blade is fixed on the motor shaft, a rotating shaft of the grinding disc is rotationally connected with the sealing cover, a speed reducing mechanism is arranged on the sealing cover, and the rotating shaft of the grinding disc is in transmission with the motor shaft through the speed reducing mechanism. The centrifugal fan has the advantages that the rotation speed and torque between the centrifugal fan blade and the grinding disc are balanced through the speed reducing mechanism, so that the grinding disc is low in rotation speed and torque, the centrifugal fan blade is low in torque and high in rotation speed, and the dust collection effect of the centrifugal fan is better, and the grinding effect of the grinding disc is better.

Description

Wall grinding machine
Technical Field
The invention belongs to the technical field of wall grinding machines.
Background
In the process of interior decoration, in order to make paint adhere to the wall surface uniformly, a constructor usually uses a wall grinding machine to grind the wall surface first, and does not start subsequent paint engineering on the wall surface until the wall surface is ground to have enough flatness.
The existing wall grinding machine generally comprises a driving motor, wherein a fan blade is arranged on the other side of a grinding disc, the rotating speed of the fan blade is the same as that of the grinding disc, the resistance born by the grinding disc during grinding is large, the required torque is large, the fan needs to be high in rotating speed to ensure enough air suction quantity, balance between the grinding disc and the fan blade is difficult to realize, and meanwhile, the existing driving motor is arranged between the grinding disc and the fan blade, so that the air suction of the fan blade has a certain blocking effect, the air suction capability is poor, and the dust collection effect is poor.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the wall grinding machine, which can realize air suction and grinding by adopting one motor, and realize the balance of the rotating speed and torque between the centrifugal fan blade and the grinding disc through the speed reducing mechanism, so that the dust collection effect is better.
In order to solve the technical problems, the invention is solved by the following technical scheme: the utility model provides a wall grinding machine, includes driving motor, mill, sealed cowling and connect the dust collecting pipe on the sealed cowling, driving motor's motor shaft stretches into in the sealed cowling and be fixed with centrifugal fan blade on the motor shaft, the axis of rotation of mill with the sealed cowling rotates to be connected, be provided with speed reducing mechanism on the sealed cowling, the axis of rotation of mill pass through speed reducing mechanism with motor shaft transmission. The centrifugal fan has the advantages that the rotation speed and torque between the centrifugal fan blade and the grinding disc are balanced through the speed reducing mechanism, so that the grinding disc is low in rotation speed and torque, the centrifugal fan blade is low in torque and high in rotation speed, and the dust collection effect of the centrifugal fan is better, and the grinding effect of the grinding disc is better.
In the above technical scheme, preferably, a cavity for accommodating the speed reducing mechanism is arranged in the centrifugal fan blade, a speed reducing mechanism shell is arranged in the cavity, the speed reducing mechanism shell is fixed on the sealing cover, the speed reducing mechanism is arranged in the speed reducing mechanism shell, the speed reducing mechanism comprises a first gear fixed on the motor shaft, a double-layer gear rotationally connected on the speed reducing mechanism shell, and a second gear fixed on the rotating shaft, and the first gear and the second gear are respectively meshed with one gear of the double-layer gears. The structure is adopted to enable the wall grinding machine to be more compact in structure, the speed reducing mechanism is arranged in the containing cavity in the centrifugal fan blade, in the use process of the wall grinding machine, air flow can pass through the speed reducing mechanism shell in the rotation and suction process of the centrifugal fan blade, so that the speed reducing mechanism shell is cooled, the speed reducing mechanism is prevented from being overhigh in temperature, and the abrasion speed of the speed reducing mechanism is slowed down.
In the above technical scheme, preferably, the motor shaft is coaxial with the rotating shaft, a round hole is formed in the end portion of the rotating shaft, the motor shaft stretches into the round hole, and a shaft sleeve is arranged between the motor shaft and the rotating shaft.
Among the above-mentioned technical scheme, preferably, the sealed cowling circumference is provided with the dust blocking brush mounting groove, dust blocking brush mounting groove side is provided with the elasticity fixture block, the dust blocking brush is embedded to have in the dust blocking brush mounting groove and pass through the elasticity fixture block is spacing, the dust blocking brush with be provided with the spring between the dust blocking brush mounting groove bottom surface, be equipped with the spring stopper on the dust blocking brush. The dust retaining brush is arranged on the outer side of the sealing cover to prevent dust generated by grinding the wall from falling into the environment, so that the working environment is better, and the dust retaining brush is provided with enough elasticity to be attached to the wall surface through the spring arranged between the dust retaining brush and the bottom surface of the installation groove of the dust retaining brush.
In the above technical scheme, preferably, the seal cover is divided into a first seal cover and a second seal cover by a tangential direction of a circle with a rotation center of the rotation shaft as a circle center and smaller than a radius of the grinding disc, the dust blocking brush is divided into a first dust blocking brush and a second dust blocking brush matched with the first seal cover and the second seal cover, and the first seal cover and the second seal cover are detachably matched. With this structure, the second seal cover can be detached from the first seal cover, so that the grinding disc can grind to the edge of the wall.
In the above technical scheme, preferably, the first sealing cover is provided with a socket and a buckling groove, the second sealing cover is provided with an inserting sheet and a buckle, and the inserting sheet is inserted into the socket and the buckle is buckled into the buckling groove to fix the first sealing cover and the second sealing cover. The second sealing cover can be conveniently disassembled and assembled by adopting the structure.
The grinding disc 2 is provided with a plurality of dust collection holes 21, the rear side of each dust collection hole 21 is provided with a plurality of strip-shaped protrusions 22 which extend from the center end of rotation of the grinding disc 2 to the center end of rotation of the grinding disc 2, at least one section of area is formed in the wall surface of the front side of the strip-shaped protrusions 22 along the rotation direction of the grinding disc 2, and a point, which is close to the center of rotation of the grinding disc 2, in the area is located at the rear of a point, which is far away from the center of rotation of the grinding disc 2, along the rotation direction of the grinding disc 2. By adopting the structure, the strip-shaped protrusions have the effect similar to that of a fan blade in the process of rotating the grinding disc, and can block dust and gather the dust towards the center, so that the dust is prevented from scattering from the side face of the grinding disc. In this embodiment, the plurality of strip-shaped protrusions are all arc-shaped, and the area is the whole length of the strip-shaped protrusion, which may be a straight-line protrusion.
In the above technical scheme, preferably, an outer convex ring and an inner convex ring are arranged on the grinding disc at the rear side of the dust collection hole, two ends of the strip-shaped protrusion are connected with the outer convex ring and the inner convex ring, and a plurality of dust collection holes are all positioned between the outer convex ring and the inner convex ring. By adopting the structure, the adjacent two strip-shaped bulges, the outer convex ring and the inner convex ring form a surrounding space at the periphery of the dust collection hole, so that the possibility that dust flows out from the side surface of the grinding disc is reduced.
In the above technical scheme, preferably, the dust collection holes extend from the center end of rotation of the grinding disc to the center end of rotation of the grinding disc, and the hole walls of the dust collection holes on the rear side of the grinding disc in the rotation direction are flush with the wall surface of the strip-shaped protrusions on the front side of the grinding disc in the rotation direction. When the structure is adopted to rotationally polish the grinding disc, the side face, located at the rear side of the grinding disc in the rotation direction, of the dust collection hole can have the effect of scraping the wall, so that dust on the wall is scraped, the wall is scraped to be flat, and the dust scraped from the wall can be gathered towards the center directly on the dust collection hole and the strip-shaped protruding side wall.
In the above technical scheme, preferably, the grinding disc comprises a nylon hook tape layer, a sponge layer and a plastic bracket which are sequentially overlapped.
Compared with the prior art, the invention has the following beneficial effects: the centrifugal fan has the advantages that the rotation speed and torque between the centrifugal fan blade and the grinding disc are balanced through the speed reducing mechanism, so that the grinding disc is low in rotation speed and torque, the centrifugal fan blade is low in torque and high in rotation speed, and the dust collection effect of the centrifugal fan is better, and the grinding effect of the grinding disc is better.
Drawings
Fig. 1 is a cross-sectional view of an embodiment of the present invention.
FIG. 2 is a schematic structural view of a first seal housing according to an embodiment of the present invention.
FIG. 3 is a schematic structural view of a second seal housing according to an embodiment of the present invention.
Fig. 4 is a schematic structural view of a first dust brush according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a second dust brush according to an embodiment of the present invention.
Fig. 6 is a schematic front view of a grinding disc according to an embodiment of the invention.
FIG. 7 is a schematic view of the reverse side structure of the grinding disc in an embodiment of the invention.
Fig. 8 is a cross-sectional view of a grinding disc in an embodiment of the invention.
Detailed Description
The invention is described in further detail below with reference to the attached drawings and detailed description: referring to fig. 1 to 8, a wall grinding machine comprises a driving motor 1, a grinding disc 2, a sealing cover 3 and a dust collecting pipe 4 connected to the sealing cover 3, wherein a motor shaft 11 of the driving motor 1 stretches into the sealing cover 3, a centrifugal fan blade 5 is fixed on the motor shaft 11, a rotating shaft 6 of the grinding disc 2 is rotationally connected with the sealing cover 3, a speed reducing mechanism 7 is arranged on the sealing cover 3, and the rotating shaft 6 of the grinding disc 2 is in transmission with the motor shaft 11 through the speed reducing mechanism 7. The centrifugal fan has the advantages that the rotation speed and torque between the centrifugal fan blade and the grinding disc are balanced through the speed reducing mechanism, so that the grinding disc is low in rotation speed and torque, the centrifugal fan blade is low in torque and high in rotation speed, and the dust collection effect of the centrifugal fan is better, and the grinding effect of the grinding disc is better.
The centrifugal fan blade 5 is internally provided with a containing cavity 51 for containing the speed reducing mechanism 7, the containing cavity 51 is internally provided with a speed reducing mechanism shell 71, the speed reducing mechanism shell 71 is fixed on the sealing cover 3, the speed reducing mechanism shell 71 is internally provided with the speed reducing mechanism 7, the speed reducing mechanism 7 comprises a first gear 72 fixed on the motor shaft 11, a double-layer gear 73 rotationally connected on the speed reducing mechanism shell 71 and a second gear 74 fixed on the rotating shaft 6, and the first gear 72 and the second gear 74 are respectively meshed with one gear of the double-layer gears 73. The structure is adopted to enable the wall grinding machine to be more compact in structure, the speed reducing mechanism is arranged in the containing cavity in the centrifugal fan blade, in the use process of the wall grinding machine, air flow can pass through the speed reducing mechanism shell in the rotation and suction process of the centrifugal fan blade, so that the speed reducing mechanism shell is cooled, the speed reducing mechanism is prevented from being overhigh in temperature, and the abrasion speed of the speed reducing mechanism is slowed down.
The motor shaft 11 is coaxial with the rotating shaft 6, a round hole 61 is formed in the end portion of the rotating shaft 6, the motor shaft 11 stretches into the round hole 61, and a shaft sleeve 62 is arranged between the motor shaft 11 and the rotating shaft 6.
The dust-blocking brush mounting groove 31 is formed in the circumference of the sealing cover 3, an elastic clamping block 32 is arranged on the side face of the dust-blocking brush mounting groove 31, the dust-blocking brush 8 is embedded in the dust-blocking brush mounting groove 31 and limited by the elastic clamping block 32, a spring 81 is arranged between the dust-blocking brush 8 and the bottom face of the dust-blocking brush mounting groove 31, and a spring limiting block 82 is arranged on the dust-blocking brush 8. The dust retaining brush is arranged on the outer side of the sealing cover to prevent dust generated by grinding the wall from falling into the environment, so that the working environment is better, and the dust retaining brush is provided with enough elasticity to be attached to the wall surface through the spring arranged between the dust retaining brush and the bottom surface of the installation groove of the dust retaining brush.
The seal cover 3 is divided into a first seal cover 33 and a second seal cover 34 by a tangential direction of a circle which takes the rotation center of the rotation shaft 6 as a circle center and is smaller than the radius of the grinding disc 2, the dust blocking brush 8 is divided into a first dust blocking brush 83 and a second dust blocking brush 84 which are matched with the first seal cover 33 and the second seal cover 34, and the first seal cover 33 and the second seal cover 34 are detachably matched. With this structure, the second seal cover can be detached from the first seal cover, so that the grinding disc can grind to the edge of the wall.
The first seal cover 33 is provided with a socket 35 and a buckling groove 36, the second seal cover 34 is provided with an inserting piece 37 and a buckle 38, and the first seal cover 33 and the second seal cover 34 are fixed by inserting the inserting piece 37 into the socket 35 and buckling the buckle 38 into the buckling groove 36.
The grinding disc 2 is provided with a plurality of dust collection holes 21, the rear side of each dust collection hole 21 is provided with a plurality of strip-shaped protrusions 22 which extend from the center end of rotation of the grinding disc 2 to the center end of rotation of the grinding disc 2, at least one section of area is formed in the wall surface of the front side of the strip-shaped protrusions 22 along the rotation direction of the grinding disc 2, and a point, which is close to the center of rotation of the grinding disc 2, in the area is located at the rear of a point, which is far away from the center of rotation of the grinding disc 2, along the rotation direction of the grinding disc 2. By adopting the structure, the strip-shaped protrusions have the effect similar to that of a fan blade in the process of rotating the grinding disc, and can block dust and gather the dust towards the center, so that the dust is prevented from scattering from the side face of the grinding disc. In this embodiment, the plurality of strip-shaped protrusions are all arc-shaped, and the area is the whole length of the strip-shaped protrusion, which may be a straight-line protrusion.
The grinding disc 2 at the rear side of the dust collection holes 21 is provided with an outer convex ring 26 and an inner convex ring 27, two ends of the strip-shaped protrusions 22 are connected with the outer convex ring 26 and the inner convex ring 27, and a plurality of dust collection holes 21 are respectively positioned between the outer convex ring 26 and the inner convex ring 27. By adopting the structure, the adjacent two strip-shaped bulges, the outer convex ring and the inner convex ring form a surrounding space at the periphery of the dust collection hole, so that the possibility that dust flows out from the side surface of the grinding disc is reduced.
The dust collection holes 21 extend from the center of rotation of the grinding disc 2 to the center of rotation of the grinding disc 2, and the hole walls of the dust collection holes 21 on the rear side of the grinding disc 2 along the rotation direction are all flush with the wall surface of the strip-shaped protrusions 22 on the front side of the grinding disc 2 along the rotation direction. When the structure is adopted to rotationally polish the grinding disc, the side face, located at the rear side of the grinding disc in the rotation direction, of the dust collection hole can have the effect of scraping the wall, so that dust on the wall is scraped, the wall is scraped to be flat, and the dust scraped from the wall can be gathered towards the center directly on the dust collection hole and the strip-shaped protruding side wall.
The grinding disc 2 is circular, the rotation center of the grinding disc 2 is the circle center of the grinding disc 2, a plurality of strip dust collection holes 21 are all near the circle center end of the grinding disc 2 to far away from the circle center end of the grinding disc 2 and are arc-shaped, and when the driving motor 1 rotates, the grinding disc 2 rotates to enable the strip dust collection holes 21 to have the effect of collecting dust to the center of the grinding disc 2.
The grinding disc 2 comprises a nylon hook tape layer 23, a sponge layer 24 and a plastic bracket 25 which are sequentially overlapped. The structure is adopted to suck dust to the center of the millstone in the process of the rotation of the millstone, so that the dust is prevented from being scattered into the environment due to the scattering, and the dust sucking effect is improved.

Claims (2)

1. The utility model provides a wall grinding machine, includes driving motor (1), mill (2), sealed cowling (3) and connect dust collecting tube (4) on sealed cowling (3), its characterized in that: the motor shaft (11) of the driving motor (1) stretches into the sealing cover (3), a centrifugal fan blade (5) is fixed on the motor shaft (11), a rotating shaft (6) of the grinding disc (2) is rotationally connected with the sealing cover (3), a reducing mechanism (7) is arranged on the sealing cover (3), the rotating shaft (6) of the grinding disc (2) is in transmission with the motor shaft (11) through the reducing mechanism (7), a cavity (51) for accommodating the reducing mechanism (7) is arranged in the centrifugal fan blade (5), a reducing mechanism shell (71) is arranged in the cavity (51), the reducing mechanism shell (71) is fixed on the sealing cover (3), the reducing mechanism (7) is arranged in the reducing mechanism shell (71), the reducing mechanism (7) comprises a first gear (72) fixed on the motor shaft (11), a double-layer gear (73) rotationally connected on the reducing mechanism shell (71) and a second gear (74) fixed on the rotating shaft (6), the double-layer gear (73) is meshed with the first gear (72) and the double-layer gear (74) are respectively arranged in the grinding disc (2), the dust collection device is characterized in that a plurality of strip-shaped protrusions (22) extending from the rotating center end of the grinding disc (2) to the rotating center end of the grinding disc (2) are arranged at the rear side of the dust collection hole (21), the strip-shaped protrusions (22) are arranged along the wall surface of the front side of the rotating direction of the grinding disc (2), at least one section of area is arranged on the wall surface of the strip-shaped protrusions (22), the point near the rotating center of the grinding disc (2) is arranged at the rear side of the rotating center of the grinding disc (2), which is far away from the rotating center of the grinding disc (2), a motor shaft (11) is coaxial with the rotating shaft (6), a round hole (61) is formed in the end part of the rotating shaft (6), a shaft sleeve (62) is arranged between the motor shaft (11) and the rotating shaft (6), a dust blocking brush mounting groove (31) is circumferentially arranged on the sealing cover (3), an elastic clamping block (32) is arranged on the side surface of the dust blocking brush mounting groove (31), a dust blocking brush (8) is embedded in the dust blocking brush mounting groove (31) and is embedded into the rear of the rotating direction of the grinding disc (2), a dust blocking brush (8) through the elastic clamping block (32), a limiting block (81) is arranged between the dust blocking brush (8) and the dust blocking brush (81), the sealing cover (3) is divided into a first sealing cover (33) and a second sealing cover (34) by taking the rotation center of the rotation shaft (6) as the center of a circle which is smaller than the radius of the grinding disc (2), the dust blocking brush (8) is divided into a first dust blocking brush (83) and a second dust blocking brush (84) which are matched with the first sealing cover (33) and the second sealing cover (34), the first sealing cover (33) and the second sealing cover (34) are detachably matched, a socket (35) and a buckling groove (36) are arranged on the first sealing cover (33), an inserting piece (37) and a buckling groove (38) are arranged on the second sealing cover (34), the inserting piece (37) is inserted into the socket (35) and the buckling groove (36) to fix the first sealing cover (33) and the second sealing cover (34), the grinding disc (2) on the rear side of the dust collection hole (21) is provided with an outer convex ring (26) and an inner convex ring (27) which are positioned between the two convex rings (27) and the two ends (27), the dust collection holes (21) are all near the rotation center end of the grinding disc (2) extends to far away from the rotation center end of the grinding disc (2), and the hole walls of the dust collection holes (21) on the rear side of the grinding disc (2) in the rotation direction are all flush with the wall surface of the strip-shaped protrusions (22) on the front side of the grinding disc (2) in the rotation direction.
2. A wall mill according to claim 1, wherein: the grinding disc (2) comprises a nylon hook tape layer (23), a sponge layer (24) and a plastic bracket (25) which are sequentially overlapped.
CN201710450062.6A 2017-06-15 2017-06-15 Wall grinding machine Active CN107214578B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710450062.6A CN107214578B (en) 2017-06-15 2017-06-15 Wall grinding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710450062.6A CN107214578B (en) 2017-06-15 2017-06-15 Wall grinding machine

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Publication Number Publication Date
CN107214578A CN107214578A (en) 2017-09-29
CN107214578B true CN107214578B (en) 2023-11-03

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109531314A (en) * 2019-01-16 2019-03-29 靳益干 A kind of wall surface grinding machine and production and preparation method thereof being conveniently replaceable
CN113400121A (en) * 2021-07-14 2021-09-17 金华市高就机电设备有限公司 Dust hood and wall surface grinding machine comprising same
CN114393491A (en) * 2022-03-28 2022-04-26 南通鼎城船舶技术有限公司 Anticorrosive paint vehicle of surface digs out device for boats and ships maintenance
CN117260507B (en) * 2023-11-08 2024-06-07 武汉富基科技有限公司 Multi-core optical fiber connector manufacturing equipment and method

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Publication number Priority date Publication date Assignee Title
TWM333985U (en) * 2007-11-20 2008-06-11 Eino Entpr Co A multi-directional grinding disk
EP2527089A1 (en) * 2011-05-27 2012-11-28 Robert Bosch Gmbh Motor-driven hand-held grinder
CN203650163U (en) * 2014-01-13 2014-06-18 洪邦禹 Improved automatic dust absorption wall polishing machine
CN203817985U (en) * 2014-05-06 2014-09-10 永康市豪迈工具有限公司 Long-handle grinding machine with dust collection device
CN205765342U (en) * 2016-07-12 2016-12-07 李波 A kind of self-dust-suction wall surface grinding machine
CN206764489U (en) * 2017-06-15 2017-12-19 梁美萍 A kind of wall grinding machine

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Publication number Priority date Publication date Assignee Title
US8137165B2 (en) * 2008-01-15 2012-03-20 Dust Collection Products, Llc Dust shroud with adjustable mounting mechanism

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWM333985U (en) * 2007-11-20 2008-06-11 Eino Entpr Co A multi-directional grinding disk
EP2527089A1 (en) * 2011-05-27 2012-11-28 Robert Bosch Gmbh Motor-driven hand-held grinder
CN203650163U (en) * 2014-01-13 2014-06-18 洪邦禹 Improved automatic dust absorption wall polishing machine
CN203817985U (en) * 2014-05-06 2014-09-10 永康市豪迈工具有限公司 Long-handle grinding machine with dust collection device
CN205765342U (en) * 2016-07-12 2016-12-07 李波 A kind of self-dust-suction wall surface grinding machine
CN206764489U (en) * 2017-06-15 2017-12-19 梁美萍 A kind of wall grinding machine

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