CN112792642B - Emery floor grinding device - Google Patents
Emery floor grinding device Download PDFInfo
- Publication number
- CN112792642B CN112792642B CN202110032248.6A CN202110032248A CN112792642B CN 112792642 B CN112792642 B CN 112792642B CN 202110032248 A CN202110032248 A CN 202110032248A CN 112792642 B CN112792642 B CN 112792642B
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- cavity
- fixedly connected
- groove
- top end
- shell
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- 229910001651 emery Inorganic materials 0.000 title claims abstract description 19
- 239000000853 adhesive Substances 0.000 claims abstract description 6
- 230000001070 adhesive effect Effects 0.000 claims abstract description 6
- 230000001360 synchronised effect Effects 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 10
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 238000004026 adhesive bonding Methods 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract description 16
- 239000003921 oil Substances 0.000 description 32
- 239000010687 lubricating oil Substances 0.000 description 20
- 230000009471 action Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000004848 polyfunctional curative Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Images
Classifications
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- 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
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- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
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- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
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- 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
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- 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
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention belongs to the technical field of emery floor grinding, and particularly relates to a emery floor grinding device which comprises a shell; a grinding part is arranged in the shell; a push handle is fixedly connected to the top end of the shell; a pair of rollers are rotatably connected in the shell; the roller is positioned at the rear side of the grinding part; the abrading article comprises a motor; the motor is fixedly connected to the top end of the shell, and the output end of the motor is fixedly connected with the first rotating shaft; the end part of the first rotating shaft, which is far away from the motor, extends into the shell and is fixedly connected with the adhesive disc; the sticky disc is provided with a grinding disc in a sticking way; the invention provides a emery floor grinding device, which aims to solve the problems that when the emery floor grinding device works, grinding plates grind floors, when the emery floor grinding device impacts sharp or protruding particles, the grinding plates are easy to separate from sticky disks and fly out, the working state of the grinding device is influenced, and when the grinding plates need to be installed again, the working time of workers is wasted.
Description
Technical Field
The invention belongs to the technical field of emery floor grinding, and particularly relates to a emery floor grinding device.
Background
The carborundum ground hardener consists of mineral alloy aggregate with certain particle gradation, special cement, other admixtures and additives, can be used after opening a bag, is uniformly spread on the surface of concrete at the initial setting stage, and is processed by a special means, so that the carborundum ground hardener and the concrete ground form a whole, and has high compactness and high-performance colored wear-resistant ground.
In the prior art, when a emery floor grinding device works, a grinding disc grinds a floor, when the emery floor grinding device impacts sharp or protruding particles, the grinding disc is easy to separate from a sticky disc and fly out, the working state of the grinding device is affected, and the working time of workers is wasted when the grinding disc needs to be installed again.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a carborundum terrace grinding device, which solves the problems that when the carborundum terrace grinding device works, a grinding disc grinds a terrace, when the carborundum terrace grinding device impacts sharp or relatively prominent particles, the grinding disc is easy to separate from a sticky disc and fly out, the working state of the grinding device is influenced, and when the grinding disc needs to be installed again, the working time of workers is wasted.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a emery floor grinding device, which comprises a shell; a grinding part is arranged in the shell; a push handle is fixedly connected to the top end of the shell; a pair of rollers are rotatably connected in the shell; the roller is positioned at the rear side of the grinding part; the abrading article comprises a motor; the motor is fixedly connected to the top end of the shell, and the output end of the motor is fixedly connected with the first rotating shaft; the end part of the first rotating shaft, which is far away from the motor, extends into the shell and is fixedly connected with the adhesive disc; the sticky disc is provided with a grinding disc in a sticking way; a fixed block is fixedly connected to the inner side wall of the top end of the shell; the bottom end of the fixed block is provided with a circular groove; an adjusting piece is arranged in the circular groove; the adjusting piece is rotatably connected with a second rotating shaft through a pair of first connecting columns; a pinch roller is fixedly connected to the end part of the second rotating shaft; when the grinding wheel is used for grinding a floor, when the grinding wheel impacts sharp or more prominent particles, the grinding wheel is easy to break away from a sticky disc and fly out, the working state of a grinding device is affected, and when the grinding wheel needs to be installed again, the working time of workers is wasted.
Preferably, the first connecting column comprises a second connecting column and a third connecting column; the second connecting column is fixedly connected to the bottom end of the adjusting piece, and the bottom end of the second connecting column is provided with a guide groove; the top end of the third connecting column is fixedly connected to the top end of the guide groove through a spring, the third connecting column is connected in the guide groove in a sliding mode, and the bottom end of the third connecting column is rotatably connected to the second rotating shaft; the guide groove and the third connecting column are both square; when the grinding wheel device works, in the moving process of the pressing wheel, when some sharp particles are encountered, the pressing wheel mainly abrades the sharp part at the top end of the sharp shell, so that the pressing wheel can be lifted when moving, the pressing wheel can drive a part of a grinding part to be separated from the ground when being lifted, and the ground is insufficiently ground.
Preferably, a first cavity is formed in the side wall of the top end of the shell; the adjusting piece comprises a first lead screw; the top end of the first lead screw is rotatably connected to the top end of the first cavity, and the bottom end of the first lead screw penetrates through the first cavity and extends into the circular groove; the first lead screw is positioned on the rod of the circular groove and is connected with a sliding block through a nut; the bottom end of the sliding block is fixedly connected to the top end of the second connecting column, and a pair of symmetrically distributed guide rods is fixedly connected to the side wall of the sliding block; a pair of symmetrically distributed sliding grooves is formed in the side wall of the circular groove; the end part of the guide rod slides in the sliding groove; when the grinding device is in work, the grinding part in the grinding device in the prior art is always in a state of contacting the ground, so after grinding is finished, the grinding part stops working, the grinding disc is still in contact with the ground, the pushing handle is pressed down to lift the grinding part slightly, the grinding part is moved by the roller, the labor force of workers is wasted in the moving process, the grinding device is generally required to be lifted up to be placed on a fixing plate of a special placing device, not only is the labor force of the workers increased again wasted, but also the grinding disc is still in a state of contacting objects, when the first lead screw is arranged, the first lead screw is reversely rotated, the sliding block moves downwards under the moving state of the sliding groove by the guide rod, the second connecting column and the third connecting column drive the pressing wheel to press down, the front section of the grinding device is lifted, and the grinding part is separated from the state of contacting the ground, and the pinch roller can rotate and move, can remove as the wheel, makes things convenient for grinding device to remove, also lets the grinding part when being out of operation state, is in the state that breaks away from contact ground, has further protected the abrasive disc, improves the life of abrasive disc.
Preferably, a connecting piece is arranged in the first cavity; the first rotating shaft drives a first lead screw through a connecting piece; the connecting piece comprises a first toothed belt wheel and a second toothed belt wheel; the first toothed belt wheel is fixedly connected to a shaft of the first rotating shaft, which is positioned in the first cavity; the second toothed belt wheel is fixedly connected to a rod of the first lead screw positioned in the first cavity; the first toothed belt wheel and the second toothed belt wheel are in transmission connection through a synchronous belt; the inner wall of the circular groove is provided with a stopping piece; when the grinding device works, the first rotating shaft rotates in a reverse mode, the first rotating shaft drives the first toothed belt wheel to rotate in a reverse mode, the first lead screw is driven to rotate in a reverse mode through mutual transmission of the first toothed belt wheel and the second toothed belt wheel, the sliding block is driven to move upwards, the pressing block is in a wheel action state at the moment, when the grinding device works, the first rotating shaft rotates in a forward mode, the first rotating shaft drives the sliding block to move upwards, when the first rotating shaft moves upwards to the blocking piece, the guide rod rotates in the blocking piece at the moment, the pressing wheel plays a role in abrasion of sharp particles, the pressing wheel is switched through rotation of the grinding piece, and energy consumption of the motor is reduced.
Preferably, the dam comprises a first annular groove; the first annular groove is formed in the inner wall of the circular groove, penetrates through the sliding groove and is close to the top end of the sliding groove; a first groove is formed in the first annular groove; the first groove is positioned at the edge of the sliding groove; a first trapezoidal block is fixedly connected in the first groove through a spring; the trapezoidal end of the first trapezoidal block extends into the first annular groove; the end part of the guide rod sliding on the sliding chute is a trapezoidal end; the inclined plane of the trapezoidal end part of the guide rod and the inclined plane of the trapezoidal end of the first trapezoidal block are parallel to each other, and when the guide rod rotates forwards in the first annular groove, the inclined plane of the guide rod and the inclined plane of the first trapezoidal block are parallel to each other; when the grinding machine works, the first rotating shaft positively rotates to drive the sliding block to move upwards, the guide rod enters the first annular groove and is in a rotating state in the first annular groove, the guide rod rotates, the first lead screw rotates to drive the sliding block to be in a rotating state, the sliding block rotates to drive the pressing wheel to be in a rotating state through the first connecting column, the pressing wheel is in the action of abrasion sharp particles when the first rotating shaft positively rotates, the pressing wheel rotates to better abrade sharp ground parts, the inclined surface of the guide rod is in contact with the inclined surface of the first trapezoidal block when the guide rod positively rotates, the first trapezoidal block cannot influence the forward rotation of the guide rod, after grinding is finished, the first rotating shaft reversely rotates through the first lead screw to drive the guide rod to reversely rotate, but when the guide rod reversely rotates, the guide rod cannot reversely rotate, the sliding block cannot reversely rotate, and the first lead screw cannot reversely rotate, the sliding block is driven to move downwards, the guide rod is separated from the first annular groove to enter the sliding groove, and the pressing wheel returns to the position when not rotating to play a role of a wheel.
Preferably, the first screw rod is rotatably connected to the end part of the first cavity and provided with a second groove; an oil injection hole is formed in the shell; the oil injection hole is communicated with the second groove; a second cavity is formed in the second toothed pulley tooth; the second groove is communicated with the second cavity through a connecting pipe; a group of first oil through holes are formed in the side walls of the two sides of the second cavity; a third cavity is formed in the second toothed belt wheel; the side walls of the two sides of the second cavity are both connected with a baffle in a sliding manner; the bottom end of the baffle extends into the third cavity and is fixedly connected with a first push plate; the bottom end of the first push plate is fixedly connected to the bottom end of the third cavity through a spring; the baffle is provided with a group of second oil through holes; when in work, the prior art generally adopts the belt wheel to transmit, but the transmission belt is easy to slip and wear, the invention uses the synchronous belt of the rack to transmit, in order to prevent the synchronous belt from being worn too fast in the transmission process, a second cavity is arranged in the teeth of the second toothed belt wheel, when the second toothed belt wheel rotates, the lubricating oil in the second groove can enter the second cavity through the communicating pipe, during the rotation process of the second toothed belt wheel, centrifugal force can push the first push plate to move in the third cavity, the first push plate can drive the baffle plate to move by moving, the first oil through hole and the second oil through hole are in a communicated state, lubricating oil is sprayed out and is poured on the upper side wall of the side face of the gear tooth of the second toothed belt wheel, when the synchronous belt contacts with the side wall of the second gear-shaped belt wheel tooth, the synchronous belt is lubricated, and the service life of the synchronous belt is prolonged.
Preferably, an arc-shaped groove is formed in the tooth groove of the second toothed belt wheel; a fourth cavity is formed in the second toothed belt wheel; the fourth cavity is positioned right below the arc-shaped groove; the bottom end of the fourth cavity is fixedly connected with a second push plate through a spring; a fourth connecting column is fixedly connected to the top end of the second push plate; the top end of the fourth connecting column penetrates through the fourth cavity and the arc-shaped groove, extends out of the tooth groove of the second toothed belt wheel, and is fixedly connected with an arc-shaped plate; the second push plate is connected in the fourth cavity in a sealing and sliding manner; the first push plate is connected in the third cavity in a sealing and sliding manner; the fourth cavity is communicated with the third cavity through a hose; when the synchronous belt type gear is in operation, the first oil through hole and the second oil through hole are always in a communicated state under the action of centrifugal force, but the synchronous belt only contacts half of the second toothed belt wheel, redundant lubricating oil flows out of the first cavity, and the use of the lubricating oil is wasted. In the hose got into the third cavity, it removed to promote the second push pedal, let first oil through hole and second oil through hole be in the intercommunication state, lubricating oil blowout this moment, lubricating oil just in time lubricated laminating on the synchronous belt of the teeth of a cogwheel of second toothed belt wheel, lubricate, make full use of lubricating oil avoids the waste of lubricating oil.
Preferably, a fixing column is fixedly connected to the inner wall of the first oil through hole; a fixed rod is fixedly connected to the fixed column; the top end of the fixed rod is fixedly connected with a fixed plate; a sponge layer is fixedly connected to the fixing plate; the sponge layer covers the first oil through hole, and the top end of the sponge layer exceeds the first oil through hole; when the synchronous belt and the second toothed belt wheel are separated from contact, the sponge layer rebounds under the elastic action at the moment, and can absorb the lubricating oil in the first oil through hole again, so that the lubricating oil can be lubricated conveniently in the next contact, and the contact surface can be lubricated more accurately.
The invention has the following beneficial effects:
1. the invention relates to a emery floor grinding device, when the grinding device grinds, a motor is started, the motor drives a first rotating shaft to rotate positively, the first rotating shaft drives a first lead screw to rotate positively through a connecting piece to drive a slide block to move upwards, a guide rod enters a first annular groove and can rotate in the first annular groove, the guide rod rotates, the first lead screw rotates to drive the slide block to be in a rotating state, the slide block rotates to drive a press wheel to be in a rotating state through a first connecting column, when the first rotating shaft rotates positively, the press wheel is in the action of wearing sharp particles, the press wheel can better wear a sharp place on the ground, when the guide rod rotates positively, the inclined surface of the guide rod is in contact with the inclined surface of the first trapezoid block, the first trapezoid block cannot influence the positive rotation, the guide rod rotating along with the motor can roll the ground once first time, the abrasion is sharp or the particles are protruded, so that the grinding disc on the grinding part can not be impacted by the side surface, the ground can be conveniently ground, and the situation that the grinding disc is impacted, separated and flown out can be avoided.
2. According to the emery floor grinding device, the guide rod can be driven to rotate reversely through the first lead screw by reversing the first rotating shaft, but when the guide rod rotates reversely, the guide rod cannot rotate reversely and cannot rotate reversely, the slide block cannot rotate reversely, the first lead screw rotates reversely to drive the slide block to move downwards, the guide rod also breaks away from the first annular groove to enter the chute, the front section of the grinding device is lifted, the grinding piece is separated from a state of contacting the ground, the pressing wheel can rotate and move and can serve as a wheel to move, the grinding device is convenient to move, and when the grinding piece is in an out-of-work state, the grinding piece is separated from the state of contacting the ground, so that the grinding piece is further protected, and the service life of the grinding piece is prolonged.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a cross-sectional view of the mounting block of the present invention;
FIG. 4 is a schematic view of the area A-A in FIG. 3;
FIG. 5 is a schematic view of a connector of the present invention;
fig. 6 is a cross-sectional view of the second toothed pulley of the present invention;
FIG. 7 is an enlarged view of area B of FIG. 6;
FIG. 8 is a schematic view of a first oil passage of the present invention;
in the figure: 1. a push handle; 2. a housing; 21. a first cavity; 22. a roller; 3. grinding a workpiece; 31. an electric motor; 32. a first rotating shaft; 33. sticking a disc; 34. grinding; 4. a pinch roller; 41. a fixed block; 42. a circular groove; 43. a second rotating shaft; 44. a first connecting column; 441. a second connecting column; 442. a guide groove; 443. a third connecting column; 5. an adjustment member; 51. a first lead screw; 52. a slider; 53. a chute; 54. a guide bar; 55. a first annular groove; 56. a first groove; 57. a first trapezoidal block; 7. a connecting member; 71. a first toothed pulley; 72. a second toothed pulley; 73. a synchronous belt; 8. an oil filler hole; 81. a second groove; 82. a connecting pipe; 83. a second cavity; 84. a first oil passage; 85. a baffle plate; 86. a third cavity; 87. a first push plate; 88. a second oil through hole; 89. an arc-shaped plate; 891. an arc-shaped slot; 892. a fourth cavity; 893. a fourth connecting column; 894. a second push plate; 9. fixing a column; 91. fixing the rod; 92. a fixing plate; 93. a sponge layer.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 8, the emery floor grinding device of the present invention comprises a housing 2; a grinding part 3 is arranged in the shell 2; the top end of the shell 2 is fixedly connected with a push handle 1; a pair of rollers 22 are rotatably connected in the shell 2; the roller 22 is positioned at the rear side of the grinding part 3; the abrading element 3 comprises an electric motor 31; the motor 31 is fixedly connected to the top end of the shell 2, and the output end of the motor is fixedly connected with a first rotating shaft 32; the end part of the first rotating shaft 32 far away from the motor 31 extends into the shell 2 and is fixedly connected with an adhesive disc 33; the adhesive disc 33 is provided with an abrasive disc 34 in a sticking way; a fixed block 41 is fixedly connected to the inner side wall of the top end of the shell 2; the bottom end of the fixed block 41 is provided with a circular groove 42; the circular groove 42 is internally provided with an adjusting piece 5; the adjusting piece 5 is rotatably connected with a second rotating shaft 43 through a pair of first connecting columns 44; the end part of the second rotating shaft 43 is fixedly connected with a pressing wheel 4; when the grinding wheel 34 is used for grinding a floor and impacting sharp or more prominent particles, the grinding wheel 34 is easy to break away from the sticky disc 33 and fly out, so that the working state of a grinding device is affected, and the working time of workers is wasted when the grinding wheel 34 needs to be installed again.
As an embodiment of the present invention, the first connecting column 44 includes a second connecting column 441 and a third connecting column 443; the second connecting column 441 is fixedly connected to the bottom end of the adjusting part 5, and the bottom end of the second connecting column 441 is provided with a guide groove 442; the top end of the third connecting column 443 is fixedly connected to the top end of the guide slot 442 through a spring, the third connecting column 443 is slidably connected to the guide slot 442, and the bottom end of the third connecting column 443 is rotatably connected to the second rotating shaft 43; the guide groove 442 and the third connecting post 443 are both square; when the grinding wheel device works, in the moving process of the pressing wheel 4, when some sharp particles are encountered, the pressing wheel 4 mainly abrades the sharp part at the top end of the sharp shell 2, so that when the pressing wheel 4 moves, the pressing wheel 4 can be lifted, and when the pressing wheel 4 is lifted, a part of the grinding part 3 can be driven to be separated from the ground, so that the grinding of the ground is insufficient.
As an embodiment of the present invention, a first cavity 21 is formed in a side wall of the top end of the housing 2; the adjusting member 5 comprises a first lead screw 51; the top end of the first lead screw 51 is rotatably connected to the top end of the first cavity 21, and the bottom end of the first lead screw 51 penetrates through the first cavity 21 and extends into the circular groove 42; the first lead screw 51 is positioned on the rod of the circular groove 42 and is connected with a slide block 52 through a nut; the bottom end of the sliding block 52 is fixedly connected to the top end of the second connecting column 441, and a pair of symmetrically distributed guide rods 54 is fixedly connected to the side wall of the sliding block 52; a pair of symmetrically distributed sliding grooves 53 are formed in the side wall of the circular groove 42; the end part of the guide rod 54 slides in the sliding groove 53; when the grinding device is operated, the grinding part 3 in the grinding device in the prior art is always in a state of contacting the ground, so after grinding is finished, the grinding part 3 stops working, at the moment, the grinding disc 34 still contacts the ground, the pushing handle 1 is pressed down to lift the grinding part 3 slightly, the roller 22 is utilized to move, labor force of workers needs to be wasted in the moving process, the grinding device is generally required to be lifted up to be placed on the fixing plate 92 of a special placing device, not only is the labor force of the workers increased again, but also the grinding disc 34 is still in a state of contacting articles, when the first lead screw 51 is arranged, the first lead screw 51 is reversely rotated, the sliding block 52 moves downwards under the moving state of the guide rod 54 in the sliding groove 53, the second connecting column 441 and the third connecting column 443 drive the pressing wheel 4 to press downwards to lift the front section of the grinding device, let grinding part 3 break away from the state of contact ground, pinch roller 4 can rotate the removal in addition, can remove as the wheel, makes things convenient for grinding device to remove, also lets grinding part 3 when being in off-working condition, is in the state that breaks away from contact ground, has further protected abrasive disc 34, improves abrasive disc 34's life.
As an embodiment of the present invention, a connecting member 7 is disposed in the first cavity 21; the first rotating shaft 32 drives a first lead screw 51 through a connecting piece 7; the connecting element 7 comprises a first toothed pulley 71 and a second toothed pulley 72; the first toothed belt wheel 71 is fixedly connected to the first rotating shaft 32 on the shaft of the first cavity 21; the second toothed belt wheel 72 is fixedly connected to the rod of the first lead screw 51 in the first cavity 21; the first toothed belt wheel 71 and the second toothed belt wheel 72 are in transmission connection through a synchronous belt 73; a barrier is arranged on the inner wall of the circular groove 42; when the grinding device works, the first rotating shaft 32 is rotated positively to drive the sliding block 52 to move upwards, the pressing block is in a wheel action state at the moment, when the grinding device works, the first rotating shaft 32 is rotated positively to drive the sliding block 52 to move upwards, when the sliding block moves upwards to the blocking piece, the guide rod 54 rotates in the blocking piece, the pressing wheel 4 plays a role in abrasion of sharp particles, the pressing wheel 4 is rotated to switch the working effect through the rotation of the grinding piece 3, and the energy consumption of the motor 31 is reduced.
As an embodiment of the present invention, the dam includes a first annular groove 55; the first annular groove 55 is formed in the inner wall of the circular groove 42, penetrates through the sliding groove 53 and is close to the top end of the sliding groove 53; a first groove 56 is formed in the first annular groove 55; the first groove 56 is positioned at the edge of the sliding groove 53; a first trapezoidal block 57 is fixedly connected in the first groove 56 through a spring; the trapezoidal end of the first trapezoidal block 57 extends into the first annular groove 55; the end part of the guide rod 54 sliding in the sliding groove 53 is a trapezoidal end; the inclined plane of the trapezoidal end of the guide rod 54 and the inclined plane of the trapezoidal end of the first trapezoidal block 57 are parallel to each other, and when the guide rod 54 rotates forwards in the first annular groove 55, the inclined plane of the guide rod 54 and the inclined plane of the first trapezoidal block 57 are parallel to each other; when the grinding machine works, the first rotating shaft 32 rotates forwards to drive the sliding block 52 to move upwards, the guide rod 54 enters the first annular groove 55 and is in a rotating state in the first annular groove 55, the guide rod 54 rotates, the first lead screw 51 rotates to drive the sliding block 52 to also be in a rotating state, the sliding block 52 rotates to drive the pressing wheel 4 to be in a rotating state through the first connecting column 44, when the first rotating shaft 32 rotates forwards, the pressing wheel 4 is in the effect of wearing sharp particles, the pressing wheel 4 can better wear sharp ground parts through rotating, and when the guide rod 54 rotates forwards, the inclined surface of the guide rod 54 is in contact with the inclined surface of the first trapezoidal block 57, the first trapezoidal block 57 cannot influence the forward rotation of the guide rod 54, after the grinding is finished, the first rotating shaft 32 rotates backwards, the first rotating shaft 32 drives the guide rod 54 to rotate backwards through the first lead screw 51, but when the guide rod 54 rotates backwards, the first trapezoidal block 57 stops, the guide rod 54, the guide rod 54 and the slide block 52 cannot rotate reversely, the first lead screw 51 rotates reversely to drive the slide block 52 to move downwards, the guide rod 54 also disengages from the first annular groove 55 to enter the chute 53, and the pinch roller 4 returns to the position when not rotating to play a role of a wheel.
As an embodiment of the present invention, the first lead screw 51 is rotatably connected to the end of the first cavity 21 and has a second groove 81; an oil filling hole 8 is formed in the shell 2; the oil filling hole 8 is communicated with the second groove 81; a second cavity 83 is formed in the gear teeth of the second toothed belt wheel 72; the second groove 81 is communicated with a second cavity 83 through a connecting pipe 82; a group of first oil through holes 84 are formed in the side walls of the two sides of the second cavity 83; a third cavity 86 is formed in the second toothed pulley 72; the side walls of the two sides of the second cavity 83 are both connected with baffle plates 85 in a sliding manner; the bottom end of the baffle 85 extends into the third cavity 86 and is fixedly connected with a first push plate 87; the bottom end of the first push plate 87 is fixedly connected to the bottom end of the third cavity 86 through a spring; the baffle 85 is provided with a group of second oil through holes 88; in the working process, the prior art generally adopts a belt wheel for transmission, but the transmission belt is easy to slip and wear and needs to be replaced for a plurality of times, the invention utilizes the synchronous belt 73 of the rack for transmission, in order to prevent the synchronous belt 73 from being worn too fast in the transmission process, the second cavity 83 is arranged in the gear teeth of the second gear wheel 72, when the second gear wheel 72 rotates, the lubricating oil in the second groove 81 can enter the second cavity 83 through the communicating pipe, in the rotation process of the second gear wheel 72, the centrifugal force can push the first push plate 87 to move in the third cavity 86, the first push plate 87 moves to drive the baffle plate 85 to move, the first oil through hole 84 and the second oil through hole 88 are in a communicating state, at the moment, the lubricating oil is sprayed out and is poured on the side wall on the side surface of the gear teeth of the second gear wheel 72, when the synchronous belt 73 and the side wall of the gear teeth of the second gear wheel 72 are contacted with each other, the timing belt 73 is lubricated, and the service life of the timing belt 73 is prolonged.
As an embodiment of the present invention, an arc-shaped groove 891 is formed at the tooth slot of the second toothed pulley 72; a fourth cavity 892 is formed in the second toothed pulley 72; the fourth cavity 892 is located directly below the arc-shaped slot 891; the bottom end of the fourth cavity 892 is fixedly connected with a second push plate 894 through a spring; a fourth connecting column 893 is fixedly connected to the top end of the second push plate 894; the top end of the fourth connecting column 893 penetrates through the fourth cavity 892 and the arc-shaped groove 891, extends out of the tooth groove of the second toothed belt wheel 72, and is fixedly connected with an arc-shaped plate 89; the second push plate 894 is sealingly slidably connected within the fourth cavity 892; the first push plate 87 is connected in the third cavity 86 in a sealing and sliding manner; the fourth cavity 892 communicates with the third cavity 86 through a hose; during operation, during the rotation of the second toothed pulley 72, the first oil through hole 84 and the second oil through hole 88 are always in a communicating state under the action of centrifugal force, but the synchronous belt 73 only contacts half of the second toothed pulley 72, and excess lubricating oil flows out of the first cavity 21, thereby wasting the use of the lubricating oil, during the operation, the first push plate 87 is in a sealed sliding state in the third cavity 86, the second push plate 894 is in a sealed sliding state in the fourth cavity 892, the fourth cavity 892 is communicated with the third cavity 86 through a hose, during the operation, the second push plate 894 is pushed outwards under the action of centrifugal force, at the moment, the gas in the fourth cavity 892 is unchanged, the first push plate 87 in the second cavity 83 is in a stable state without the influence of the centrifugal force, and when the second toothed pulley 72 is in contact with the synchronous belt 73, the synchronous belt 73 extrudes the arc-shaped plate 89, the arc 89 pushes down and can promote first push pedal 87 and extrude the gas in fourth cavity 892, and gas gets into third cavity 86 from the hose in, promotes second push pedal 894 and removes, lets first oil through hole 84 and second oil through hole 88 be in the connected state, and lubricating oil blowout this moment, lubricating oil just in time lubricate the synchronous belt 73 of laminating at the teeth of a cogwheel of second toothed belt wheel 72, lubricate, make full use of lubricating oil avoids the waste of lubricating oil.
As an embodiment of the present invention, a fixing column 9 is fixedly connected to an inner wall of the first oil passing hole 84; a fixed rod 91 is fixedly connected to the fixed column 9; a fixing plate 92 is fixedly connected to the top end of the fixing rod 91; a sponge layer 93 is fixedly connected to the fixed plate 92; the sponge layer 93 covers the first oil through hole 84, and the top end of the sponge layer 93 exceeds the first oil through hole 84; when the synchronous belt 73 and the second toothed belt wheel 72 are separated from contact, the sponge layer 93 rebounds under the elastic action at the moment, and the lubricating oil in the first oil through hole 84 can be absorbed again, so that the lubricating oil can be lubricated in the next contact conveniently, and the contact surface can be lubricated more accurately.
The working principle is as follows: when the grinding device works, when the grinding device grinds, the motor 31 is started, the motor 31 drives the first rotating shaft 32 to rotate positively, the first rotating shaft 32 rotates positively to drive the first lead screw 51 to rotate positively through the connecting piece 7, the slide block 52 moves upwards, the guide rod 54 enters the first annular groove 55 and rotates in the first annular groove 55, the guide rod 54 rotates, the first lead screw 51 rotates to drive the slide block 52 to be in a rotating state, the slide block 52 rotates to drive the pressure wheel 4 to be in a rotating state through the first connecting column 44, when the first rotating shaft 32 rotates positively, the pressure wheel 4 is in the action of abrasion sharp particles, the pressure wheel 4 rotates to better abrade the sharp part of the ground, and when the guide rod 54 rotates positively, the inclined plane of the guide rod 54 contacts with the inclined plane of the first trapezoidal block 57, the first trapezoidal block 57 cannot influence the forward rotation of the guide rod 54, and follows the pressure wheel 4 rotated by the motor 31, the ground is rolled for one time to abrade sharp or protruding particles, so that the grinding disc 34 on the grinding part 3 is not impacted by the side surface, the ground is conveniently ground, and the situation that the grinding disc 34 is impacted, separated and flies out is avoided; after grinding, the first rotating shaft 32 is rotated reversely, the first rotating shaft 32 can drive the guide rod 54 to rotate reversely through the first lead screw 51 in a reverse rotation mode, but when the guide rod 54 rotates reversely, the guide rod 54 can not rotate reversely, the slide block 52 can not rotate reversely, the first lead screw 51 rotates reversely, the slide block 52 is driven to move downwards, the guide rod 54 is also separated from the first annular groove 55 to enter the chute 53, the front section of the grinding device is lifted, the grinding piece 3 is separated from the ground, the pressing wheel 4 can rotate and move and can be used as a wheel to move, the grinding device can move conveniently, the grinding piece 3 is also separated from the ground when being in an inoperative state, the grinding piece 34 is further protected, and the service life of the grinding piece 34 is prolonged.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A emery floor grinding device is characterized by comprising a shell (2); a grinding part (3) is arranged in the shell (2); the top end of the shell (2) is fixedly connected with a push handle (1); a pair of rollers (22) is rotatably connected in the shell (2); the roller (22) is positioned at the rear side of the grinding part (3); the abrading element (3) comprises an electric motor (31); the motor (31) is fixedly connected to the top end of the shell (2), and the output end of the motor is fixedly connected with a first rotating shaft (32); the end part of the first rotating shaft (32) far away from the motor (31) extends into the shell (2) and is fixedly connected with an adhesive disc (33); the adhesive disc (33) is provided with an abrasive disc (34) in a sticking and gluing way; a fixed block (41) is fixedly connected to the inner side wall of the top end of the shell (2); the bottom end of the fixed block (41) is provided with a circular groove (42); an adjusting piece (5) is arranged in the circular groove (42); the adjusting piece (5) is rotatably connected with a second rotating shaft (43) through a pair of first connecting columns (44);
a pinch roller (4) is fixedly connected to the end part of the second rotating shaft (43);
a first cavity (21) is formed in the side wall of the top end of the shell (2); the adjusting part (5) comprises a first lead screw (51); the top end of the first lead screw (51) is rotatably connected to the top end of the first cavity (21), and the bottom end of the first lead screw (51) penetrates through the first cavity (21) and extends into the circular groove (42); the first lead screw (51) is positioned on the rod of the circular groove (42) and is connected with a sliding block (52) through a nut; the bottom end of the sliding block (52) is fixedly connected to the top end of the second connecting column (441), and a pair of symmetrically distributed guide rods (54) is fixedly connected to the side wall of the sliding block (52); a pair of symmetrically distributed sliding grooves (53) is formed in the side wall of the circular groove (42); the end part of the guide rod (54) slides in the sliding groove (53);
a connecting piece (7) is arranged in the first cavity (21); the first rotating shaft (32) drives a first lead screw (51) through a connecting piece (7); the connecting piece (7) comprises a first toothed belt wheel (71) and a second toothed belt wheel (72); the first toothed belt wheel (71) is fixedly connected to a shaft of the first rotating shaft (32) positioned in the first cavity (21); the second toothed belt wheel (72) is fixedly connected to a rod of the first lead screw (51) positioned in the first cavity (21); the first toothed belt wheel (71) and the second toothed belt wheel (72) are in transmission connection through a synchronous belt (73); the inner wall of the circular groove (42) is provided with a stopping piece;
the dam comprises a first annular groove (55); the first annular groove (55) is formed in the inner wall of the circular groove (42), penetrates through the sliding groove (53) and is close to the top end of the sliding groove (53); a first groove (56) is formed in the first annular groove (55); the first groove (56) is positioned at the edge of the sliding groove (53); a first trapezoidal block (57) is fixedly connected in the first groove (56) through a spring; the trapezoidal end of the first trapezoidal block (57) extends into the first annular groove (55); the end part of the guide rod (54) sliding on the sliding groove (53) is a trapezoidal end; the inclined plane of the trapezoidal end part of the guide rod (54) is parallel to the inclined plane of the trapezoidal end part of the first trapezoidal block (57), and when the guide rod (54) rotates forwards in the first annular groove (55), the inclined plane of the guide rod (54) is parallel to the inclined plane of the first trapezoidal block (57).
2. A carborundum floor grinding device according to claim 1, characterized in that said first connecting column (44) comprises a second connecting column (441) and a third connecting column (443); the second connecting column (441) is fixedly connected to the bottom end of the adjusting piece (5), and a guide groove (442) is formed in the bottom end of the second connecting column (441); the top end of the third connecting column (443) is fixedly connected to the top end of the guide groove (442) through a spring, the third connecting column (443) is slidably connected into the guide groove (442), and the bottom end of the third connecting column (443) is rotatably connected to the second rotating shaft (43); the guide groove (442) and the third connecting column (443) are both square.
3. A emery floor grinding device according to claim 1, characterized in that the first lead screw (51) is rotatably connected to the end of the first cavity (21) and is provided with a second groove (81); an oil filling hole (8) is formed in the shell (2);
the oil filling hole (8) is communicated with a second groove (81); a second cavity (83) is formed in the gear teeth of the second toothed belt wheel (72); the second groove (81) is communicated with a second cavity (83) through a connecting pipe (82); a group of first oil through holes (84) are formed in the side walls of the two sides of the second cavity (83); a third cavity (86) is formed in the second toothed belt wheel (72); the side walls of the two sides of the second cavity (83) are both connected with baffle plates (85) in a sliding way; the bottom end of the baffle plate (85) extends into the third cavity (86) and is fixedly connected with a first push plate (87); the bottom end of the first push plate (87) is fixedly connected to the bottom end of the third cavity (86) through a spring; the baffle (85) is provided with a group of second oil through holes (88).
4. A emery floor grinding device according to claim 3, characterized in that the tooth grooves of the second toothed pulley (72) are provided with arc-shaped grooves (891); a fourth cavity (892) is formed in the second toothed belt wheel (72); the fourth cavity (892) is located right below the arc-shaped groove (891); the bottom end of the fourth cavity (892) is fixedly connected with a second push plate (894) through a spring; a fourth connecting column (893) is fixedly connected to the top end of the second push plate (894); the top end of the fourth connecting column (893) penetrates through the fourth cavity (892) and the arc-shaped groove (891), extends out of the tooth groove of the second toothed belt wheel (72), and is fixedly connected with an arc-shaped plate (89); the second push plate (894) is connected in the fourth cavity (892) in a sealing and sliding manner; the first push plate (87) is connected in the third cavity (86) in a sealing and sliding manner; the fourth cavity (892) is in communication with the third cavity (86) via a hose.
5. A emery floor grinding device according to claim 4, characterized in that the inner wall of said first oil through hole (84) is fixedly connected with a fixed column (9); a fixed rod (91) is fixedly connected to the fixed column (9); a fixing plate (92) is fixedly connected to the top end of the fixing rod (91); a sponge layer (93) is fixedly connected to the fixed plate (92); the sponge layer (93) covers the first oil through hole (84), and the top end of the sponge layer (93) exceeds the first oil through hole (84).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110032248.6A CN112792642B (en) | 2021-01-11 | 2021-01-11 | Emery floor grinding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110032248.6A CN112792642B (en) | 2021-01-11 | 2021-01-11 | Emery floor grinding device |
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| CN112792642A CN112792642A (en) | 2021-05-14 |
| CN112792642B true CN112792642B (en) | 2021-11-05 |
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| CN116922181B (en) * | 2023-09-18 | 2023-12-08 | 湖南省正林建设有限公司 | Brick laying pretreatment device for wall surface |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101411522B1 (en) * | 2011-09-23 | 2014-06-24 | 삼성중공업 주식회사 | Grinder |
| US8684796B2 (en) * | 2011-10-04 | 2014-04-01 | Krmc, Llc | Floor grinding and polishing machine |
| CN107457636A (en) * | 2017-10-12 | 2017-12-12 | 安吉晶圣光伏发电有限公司 | A kind of terrace sanding machine of convenient use |
| CN207480261U (en) * | 2017-10-18 | 2018-06-12 | 闫锦瑞 | A kind of building wall grinding device |
| CN208067931U (en) * | 2018-01-29 | 2018-11-09 | 新昌县儒岙镇高天机械厂 | A kind of efficient terrace sanding machine of architectural engineering terrace polishing construction |
| CN108547929A (en) * | 2018-07-10 | 2018-09-18 | 平湖市永成齿轮配件厂 | A kind of Self-lubricating gear |
| CN109108758A (en) * | 2018-08-14 | 2019-01-01 | 芜湖市黄山松工业地坪新材料有限公司 | Ground grinding device |
| CN108890430A (en) * | 2018-09-18 | 2018-11-27 | 桂林华冶机械制造有限公司 | A kind of processing of stone grinding device |
| CN209681812U (en) * | 2018-12-29 | 2019-11-26 | 苏州国瑞高科环保材料有限公司 | Device is scabbled in a kind of polishing of epoxide terrace basal plane |
| CN110052911B (en) * | 2019-05-24 | 2020-06-05 | 天恩建设集团有限公司 | Ground finishing device for construction |
| CN211136558U (en) * | 2019-09-05 | 2020-07-31 | 泰思克科技(安徽)有限公司 | Polishing device for terrace construction |
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Effective date of registration: 20211021 Address after: 215000 1802-75, 18th floor, jiazhaoyuefeng building, high tech Zone, Suzhou, Jiangsu Applicant after: Suzhou XuBen Technology Co.,Ltd. Address before: Room 3101, building 2, dongfangzhimen building, 199 Xinggang street, Suzhou Industrial Park, Jiangsu Province 215000 Applicant before: Jiangsu delaire Architectural Decoration Engineering Co.,Ltd. |
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Effective date of registration: 20240517 Address after: 510000, 2nd Floor, Building B, No. 3 Private Avenue West, Private Industrial Park, Xintang Town, Zengcheng District, Guangzhou City, Guangdong Province, China Patentee after: Guangdong Tangong Machinery Industry Co.,Ltd. Country or region after: China Address before: 215000 1802-75, 18th floor, jiazhaoyuefeng building, high tech Zone, Suzhou, Jiangsu Patentee before: Suzhou XuBen Technology Co.,Ltd. Country or region before: China |