CN111791106B - Wall grinding machine capable of replacing grinding wheel - Google Patents

Wall grinding machine capable of replacing grinding wheel Download PDF

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Publication number
CN111791106B
CN111791106B CN202010722429.7A CN202010722429A CN111791106B CN 111791106 B CN111791106 B CN 111791106B CN 202010722429 A CN202010722429 A CN 202010722429A CN 111791106 B CN111791106 B CN 111791106B
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CN
China
Prior art keywords
rotating shaft
wall
gear
tool changing
power
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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.)
Expired - Fee Related
Application number
CN202010722429.7A
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Chinese (zh)
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CN111791106A (en
Inventor
黄萍
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Nanjing Lishui Hi Tech Industry Equity Investment Co Ltd
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Nanjing Lishui Hi Tech Industry Equity Investment Co Ltd
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Application filed by Nanjing Lishui Hi Tech Industry Equity Investment Co Ltd filed Critical Nanjing Lishui Hi Tech Industry Equity Investment Co Ltd
Priority to CN202010722429.7A priority Critical patent/CN111791106B/en
Publication of CN111791106A publication Critical patent/CN111791106A/en
Application granted granted Critical
Publication of CN111791106B publication Critical patent/CN111791106B/en
Expired - Fee Related legal-status Critical Current
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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
    • B24B7/182—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like for walls and ceilings
    • 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
    • B24B41/02—Frames; Beds; Carriages
    • 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
    • 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
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
    • 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

Abstract

The invention discloses a wall grinding machine capable of replacing a grinding wheel, which comprises a grinding machine, wherein a switching cavity with a left opening is arranged in the grinding machine, a tool changing groove which penetrates through the upper wall and the lower wall is communicated in the upper wall of the switching cavity, a control machine body is fixedly arranged on the left end surface of the grinding machine, a drying plate is fixedly arranged on the upper end surface of the control machine body, a rotary transmission cavity is arranged in the control machine body, a rotary motor is fixedly arranged in the left wall of the rotary transmission cavity, and the right end of the rotary motor is in power connection with a tool changing rotating shaft. The cleanliness of the room is improved.

Description

Wall grinding machine capable of replacing grinding wheel
Technical Field
The invention relates to the technical field of wall grinding, in particular to a wall grinding machine with replaceable grinding wheels.
Background
In our daily life, a large number of houses can be built, the houses need to be finished after being built, wall polishing is an indispensable part of the work flow of the houses, a grinding machine is an important tool for polishing the walls, and the grinding wheel can be replaced to polish in different degrees according to the requirements of users or the flatness of the walls in the using process of the grinding machine. The grinding wheel can not be replaced by the existing grinding machine, most of the existing grinding machine needs manual replacement, and manual replacement needs operators to take time and labor according to working experience. The present invention sets forth a device that solves the above problems.
Disclosure of Invention
The technical problem is as follows:
the grinding wheel can not be replaced by a common grinding machine, and the grinding machine on the market can not collect dust generated in the grinding process, so that the health of an operator is influenced.
In order to solve the problems, the embodiment designs a wall grinding machine capable of replacing a grinding wheel, which comprises a grinding machine, wherein a switching cavity with a leftward opening is arranged in the grinding machine, a tool changing groove penetrating through the upper wall of the switching cavity is communicated with the upper wall of the switching cavity, a control machine body is fixedly arranged on the left end surface of the grinding machine, a drying plate is fixedly arranged on the upper end surface of the control machine body, a rotary transmission cavity is arranged in the control machine body, a rotary motor is fixedly arranged in the left wall of the rotary transmission cavity, the right end of the rotary motor is in power connection with a tool changing rotating shaft, a lifting transmission device with power derived from the tool changing rotating shaft is arranged in the rotary transmission cavity, the right end surface of the tool changing rotating shaft penetrates through the right wall of the rotary transmission cavity and extends into the switching cavity, a tool changing frame is fixedly connected to the right end surface of the tool changing shaft, and a first tool changing beam is fixedly connected to the right end surface of the upper end of the tool changing frame, a first balance block is rotatably connected at the center of the first tool changing beam, a first grinding wheel rotating shaft which penetrates through the first balance block from front to back is rotatably connected in the first balance block, a first grinding wheel is fixedly arranged on the axis of the upper end surface of the first grinding wheel rotating shaft, a first power gear is fixedly arranged on the axis of the lower end surface of the first grinding wheel rotating shaft, a second tool changing beam is fixedly connected on the right end surface of the lower end of the tool changing frame, a second balance block is rotatably connected at the center of the second tool changing beam, a second grinding wheel rotating shaft which penetrates through the second balance block from front to back is rotatably connected in the second balance block, a second power gear is fixedly arranged on the axis of the upper end surface of the second grinding wheel rotating shaft, a second grinding wheel is fixedly arranged on the axis of the lower end surface of the second grinding wheel rotating shaft, a stabilizing beam is fixedly connected on the right end surfaces of the first tool changing beam and the second tool changing beam together, a counterweight connecting rod is fixedly arranged on the rear end surface of the second balance block, and a counterweight connecting rod is fixedly arranged on the rear end surface of the counterweight connecting rod, a lifting device is arranged at the rear side of the second grinding wheel, a telescopic motor is fixedly arranged in the lower wall of the switching cavity, the upper end surface of the telescopic motor is in power connection with a power rotating shaft, a power gear is fixedly arranged on the axis of the upper end surface of the power rotating shaft, the lifting device can transmit the power of the power gear to the second power gear and the first power gear, the right side of the power rotating shaft is connected with a fan transmission device, the right end surface of the upper end of the grinding machine is provided with a first straight gear cavity with a right opening, a fixed block is fixedly arranged on the right end surface of the upper wall and the lower wall of the first straight gear cavity, an air draft device is arranged in the fixed block, the air draft device is in power connection with the fan transmission device, the left end face of the control machine body and the front and rear end faces of the grinding machine are jointly and fixedly provided with a protective cover, the outer disc of safety cover fixed cover is equipped with seals the rubber circle, seal the rubber circle can with safety cover upside space seals.
Preferably, the telescopic motor is used for balancing the gravity of the grinding wheel, so that the phenomenon of unbalanced weight of the machine body can not occur when an operator uses the machine, the telescopic motor can control the power rotating shaft to be telescopic, when the tool changing frame needs to rotate, the power rotating shaft is contracted to the lower side of the second grinding wheel, and after the grinding wheel is replaced, the telescopic motor is controlled to push the power gear to be meshed with the transmission gear.
Preferably, the lifting transmission device comprises a rotating shaft belt pulley which is sleeved in the rotating transmission cavity and is located on the outer circular surface of the tool changing rotating shaft and right to the axis, a lifting rotating shaft belt pulley which is rotatably connected to the left wall of the rotating transmission cavity is arranged on the lower side of the rotating shaft belt pulley, and a first belt is arranged between the rotating shaft belt pulley and the lifting rotating shaft belt pulley in a winding mode.
Preferably, elevating gear is including locating the cam chamber of switching chamber front side, lift pivot belt pulley right-hand member power extends to the cam intracavity, the fixed being equipped with in lift pivot belt pulley right side axle center is located the cam of cam intracavity, the gliding push pedal around the cam intracavity is equipped with the ability, the outstanding one end of cam can with the terminal surface offsets and makes before the push pedal slides around, push pedal rear end face rotates and is connected with the lifter, the fixed drive gear that is equipped with in lifter rear end, push pedal rear end face with fixed being equipped with between the cam chamber rear wall encircle in the reset spring of lifter.
Preferably, fan transmission includes that the axle center is fixed to be located the first belt pulley of power gear downside, it is equipped with to switch the intercommunication of chamber right side wall and is located the second pulley chamber on first belt pulley right side, second pulley chamber lower wall internal fixation is equipped with fan motor, the belt chamber that runs through about second pulley chamber left side wall intercommunication is equipped with, second pulley chamber lower wall rotates and is connected with the transmission shaft, transmission shaft power connect in fan motor, the outer disc axle center of transmission shaft is fixed with and is located the driving pulley on first belt pulley right side, first belt pulley with around being equipped with the second belt between the driving pulley, the transmission shaft upper end extends to first straight gear intracavity and axle center fixed connection gear that is equipped with, connection gear can first straight gear intracavity rotation.
Preferably, the air draft device comprises a fan gear cavity which is arranged in the fixed block and has a left opening, a fan rotating shaft which is rotatably connected to the lower wall of the fan gear cavity is arranged in the fan gear cavity, the outer circular surface of the fan rotating shaft is fixedly connected with a fan gear which is meshed with the connecting gear, the upper end surface of the fan rotating shaft penetrates through the upper wall of the fan gear cavity and is fixedly connected with a rotor, fan blades are fixedly arranged on the outer circular surface of the rotor, a closed gasket is fixedly arranged at the right end of the upper end surface of the fixed block and can be folded with the closed gasket to form a closed circle, the lower end of the fan blades is positioned at the lower end of the fixed block and is communicated with a ventilation opening which penetrates through the upper part and the lower part, an ash storage box is fixedly arranged on the lower end surface of the fixed block, and a filter plate is fixedly arranged on the lower end surface of the ash storage box.
Preferably, the fan blades can extract wall dust generated by polishing in the sealing washer and the sealing rubber ring and discharge the wall dust into a dust storage box through the ventilation openings, and the filter plate fixed at the lower end of the dust storage box can isolate dust and discharge filtered air.
Preferably, the rotating motor can control the tool changing frame to rotate by one hundred eighty degrees, the radius of the rotating shaft belt pulley is twice that of the lifting rotating shaft belt pulley, when the tool changing frame rotates by one hundred eighty degrees, the cam rotates by three hundred sixty degrees, and the working distance of the push plate is equal to half of the length of the tool changing frame.
The invention has the beneficial effects that: the invention changes the grinding wheel by rotating the tool changing frame, when needing thinner grinding wheel, only the tool changing frame is controlled to rotate, the device is simple and convenient to operate and easy to operate, dust generated when the wall body is ground can be collected by the air draft device, the body health of an operator is ensured, the air pollution source generated by decoration during construction is reduced, and the cleanliness of a room is improved.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall structure of a wall grinding machine with replaceable grinding wheels according to the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 1;
FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 1;
FIG. 5 is an enlarged view of the structure of "D" of FIG. 1;
fig. 6 is an enlarged view of the structure of "E" in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-6, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a wall grinding machine capable of replacing grinding wheels, which comprises a grinding machine 11, wherein a switching cavity 15 with a leftward opening is arranged in the grinding machine 11, a tool changing groove 48 which penetrates through the upper wall of the switching cavity 15 up and down is communicated with the upper wall of the switching cavity, a control machine body 12 is fixedly arranged on the left end surface of the grinding machine 11, a drying plate 17 is fixedly arranged on the upper end surface of the control machine body 12, a rotary transmission cavity 16 is arranged in the control machine body 12, a rotary motor 18 is fixedly arranged in the left wall of the rotary transmission cavity 16, a tool changing rotating shaft 63 is connected with the right end of the rotary motor 18 in a power mode, a lifting transmission device 101 with power derived from the tool changing rotating shaft 63 is arranged in the rotary transmission cavity 16, the right end surface of the rotating shaft 63 penetrates through the right wall of the rotary transmission cavity 16 and extends into the switching cavity 15, a tool changing frame 22 is fixedly connected to the right end surface of the tool changing shaft 63, a first tool changing beam 23 is fixedly connected to the right end surface of the upper end of the tool changing frame 22, a first balance block 66 is rotatably connected at the center of the first tool changing beam 23, a first grinding wheel rotating shaft 28 penetrating through the first balance block 66 in a front-back manner is rotatably connected with the first balance block 66, a first grinding wheel 30 is fixedly arranged at the upper end face of the first grinding wheel rotating shaft 28, a first power gear 26 is fixedly arranged at the lower end face of the first grinding wheel rotating shaft 28, a second tool changing beam 24 is fixedly connected at the lower end face of the tool changing frame 22, a second balance block 25 is rotatably connected at the center of the second tool changing beam 24, a second grinding wheel rotating shaft 29 penetrating through the second balance block 25 in a front-back manner is rotatably connected with the lower end face of the second grinding wheel rotating shaft 29, a second power gear 31 is fixedly arranged at the upper end face of the second grinding wheel rotating shaft 29, a second grinding wheel 27 is fixedly arranged at the lower end face of the second grinding wheel rotating shaft 29, a stabilizing beam 64 is fixedly connected with the right end faces of the first tool changing beam 23 and the second tool changing beam 24, and a balancing weight 41 is fixedly arranged at the rear end face of the second balance block 25, the rear end face of the counterweight connecting rod 41 is fixedly provided with a counterweight 42, the rear side of the second grinding wheel 27 is provided with a lifting device 102, the lower wall of the switching cavity 15 is internally fixedly provided with a telescopic motor 40, the upper end face of the telescopic motor 40 is in power connection with a power rotating shaft 65, the upper end face of the power rotating shaft 65 is in shaft center fixation with a power gear 38, the lifting device 102 can transmit the power of the power gear 38 to the second power gear 31 and the first power gear 26, the right side of the power rotating shaft 65 is connected with a fan transmission device 103, the upper end right end face of the grinding machine 11 is provided with a first straight gear cavity 51 with a right opening, the right end faces of the upper wall and the lower wall of the first straight gear cavity 51 are fixedly provided with a fixed block 53, the fixed block 53 is internally provided with an air draft device 104, the air draft device 104 is in power connection with the fan transmission device 103, the left end face of the control machine body 12 and the front end face and rear end faces of the grinding machine 11 are jointly fixedly provided with a protective cover 49, the outer disc of safety cover 49 is fixed with sealed rubber ring 50 in a sleeved manner, sealed rubber ring 50 can seal the space on the upper side of safety cover 49.
Advantageously, the telescopic motor 40 is used to balance the gravity of the grinding wheel, so that the operator does not have a weight imbalance during use, the telescopic motor 40 can control the power spindle 65 to be telescopic, when the tool changing frame 22 needs to rotate, the power spindle 65 is retracted to the lower side of the second grinding wheel 27, and when the grinding wheel is changed, the telescopic motor 40 is controlled to push the power gear 38 into engagement with the transmission gear 32.
Beneficially, the lifting transmission device 101 includes a rotating shaft belt pulley 19 which is sleeved on the outer circular surface of the tool changing rotating shaft 63 in the rotating transmission cavity 16 and has a right axis, a lifting rotating shaft belt pulley 20 which is rotatably connected to the left wall of the rotating transmission cavity 16 is arranged on the lower side of the rotating shaft belt pulley 19, and a first belt 21 is wound between the rotating shaft belt pulley 19 and the lifting rotating shaft belt pulley 20.
Beneficially, elevating gear 102 is including locating switching chamber 15 front side's cam chamber 33, lift pivot belt pulley 20 right-hand member power extends to in the cam chamber 33, lift pivot belt pulley 20 right side axle center is fixed to be equipped with and is located cam 34 in cam chamber 33, be equipped with gliding push pedal 35 around can in the cam chamber 33, the outstanding one end of cam 34 can with push pedal 35 front end face offsets and makes push pedal 35 slides around, push pedal 35 rear end face rotates and is connected with lifter 37, lifter 37 rear end is fixed and is equipped with drive gear 32, fixed being equipped with between push pedal 35 rear end face and the cam chamber 33 back wall around in the reset spring 36 of lifter 37.
Advantageously, said fan drive means 103 comprise a first pulley 39 axially fixed on the lower side of said power gear 38, a second belt pulley cavity 44 positioned at the right side of the first belt pulley 39 is communicated in the right wall of the switching cavity 15, a fan motor 67 is fixedly arranged in the lower wall of the second belt pulley cavity 44, the left wall of the second belt pulley cavity 44 is communicated with a belt cavity 43 which penetrates left and right, the lower wall of the second pulley cavity 44 is rotatably connected with a transmission shaft 45, the transmission shaft 45 is in power connection with the fan motor 67, a driving belt pulley 46 positioned at the right side of the first belt pulley 39 is fixed on the axis of the outer circular surface of the transmission shaft 45, a second belt 47 is wound between the first belt pulley 39 and the driving belt pulley 46, the upper end of the transmission shaft 45 extends into the first straight gear cavity 51, a connecting gear 52 is fixedly arranged at the axis of the transmission shaft, and the connecting gear 52 can rotate in the first straight gear cavity 51.
Advantageously, the air extractor 104 includes a fan gear cavity 54 disposed within the mounting block 53 and opening to the left, a fan rotating shaft 59 is arranged in the fan gear cavity 54 and is rotatably connected with the lower wall of the fan gear cavity 54, a fan gear 58 meshed with the connecting gear 52 is fixedly connected to the outer circumferential surface of the fan rotating shaft 59, the upper end surface of the fan rotating shaft 59 penetrates through the upper wall of the fan gear cavity 54 and is fixedly connected with a rotor 60, the outer circular surface of the rotor 60 is fixedly provided with fan blades 61, the right end of the upper end surface of the fixed block 53 is fixedly provided with a closed gasket 62, the closing washer 62 can be folded with the closing rubber ring 50 to form a closed circle, the right end of the fixed block 53 is positioned at the lower side of the fan blades 61 and is communicated with a ventilation opening 55 which penetrates up and down, the lower end face of the fixing block 53 is fixedly provided with an ash storage box 56, and the lower end face of the ash storage box 56 is fixedly provided with a filter plate 57.
Advantageously, the fan blades 61 can draw out the sealing washer 62 and the wall dust generated by sanding in the sealing rubber ring 50 and discharge the wall dust into the dust storage box 56 through the ventilation opening 55, and the filter plate 57 fixed at the lower end of the dust storage box 56 can isolate dust and discharge filtered air.
Advantageously, the rotary motor 18 is able to control the turret 22 to rotate one hundred and eighty degrees, the rotary shaft pulley 19 has a radius twice that of the lifting spindle pulley 20, the cam 34 rotates three hundred and sixty degrees when the turret 22 rotates one hundred and eighty degrees, and the pusher plate 35 operates for a distance equal to half the length of the turret 22.
The following will describe in detail the use of a grinding wheel replaceable wall grinder in the present context with reference to fig. 1 to 6:
in the initial state, the first grinding wheel rotating shaft 28 and the second grinding wheel rotating shaft 29 are vertically upward, the included angle between the tool changing frame 22 and the vertical ground is forty-five degrees, the power rotating shaft 65 is in the extension state, the protruding end of the cam 34 faces backwards, the first power gear 26 is meshed with the transmission gear 32, and the transmission gear 32 is meshed with the power gear 38.
When the grinding machine works, the telescopic motor 40 and the fan motor 67 are started, the telescopic motor 40 drives the power rotating shaft 65 to rotate so as to drive the power gear 38 to rotate, the power gear 38 drives the transmission gear 32 to rotate through gear tooth meshing, the transmission gear 32 transmits power to the first power gear 26 through gear teeth, the first power gear 26 drives the first grinding wheel rotating shaft 28 to rotate so as to drive the first grinding wheel 30 to rotate, the first grinding wheel 30 polishes the surface of a wall, the rotating motor 18 is started when a grinding wheel with finer abrasive paper is needed, the rotating motor 18 drives the tool changing frame 22 to rotate by one hundred eighty degrees, at the moment, the rotating shaft belt pulley 19 drives the lifting rotating shaft belt pulley 20 to rotate through the first belt 21 so as to drive the cam 34 to rotate, the protruding end of the cam 34 rotates away from the push plate 35, and after the protruding end of the cam 34 no longer abuts against the push plate 35, the reset spring 36 pushes the push plate 35 back to the front limit position, then the protruding end of the cam 34 abuts against the front end face of the push plate 35 again, the push plate 35 compresses the return spring 36, and further pushes the lifting rod 37 to slide backwards, the lifting rod 37 drives the transmission gear 32 to move backwards, at this time, the transmission gear 32 is meshed with the second power gear 31, meanwhile, during the rotation process of the tool changing frame 22, the telescopic motor 40 controls the power rotating shaft 65 to contract, after the telescopic motor 40 contracts the power rotating shaft 65 to the lower side of the first power gear 26, the telescopic motor 40 controls the power rotating shaft 65 to extend to be meshed with the transmission gear 32 on the upper side, and further transmits power to the second power gear 31, the second power gear 31 drives the second grinding wheel 27 to rotate through the second grinding wheel rotating shaft 29, and further finely grinds the surface of the wall, during the rotation process of the power rotating shaft 65, the power rotating shaft 65 drives the first belt pulley 39 to rotate, the first belt pulley 39 drives the driving belt pulley 46 to rotate through the second belt 47, the driving belt pulley 46 drives the transmission shaft 45 to rotate, the transmission shaft 45 drives the connecting gear 52 on the upper side to synchronously rotate, the connecting gear 52 drives the fan gear 58 to rotate through gear tooth meshing, the fan gear 58 drives the fan rotating shaft 59 to rotate, the fan rotating shaft 59 drives the rotor 60 to rotate so as to drive the fan blades 61 to rotate, and the fan blades 61 extract wall dust generated in the polishing process and store the wall dust in the filter plate 57 and the dust storage box 56.
The invention has the beneficial effects that: the invention changes the grinding wheel by rotating the tool changing frame, when needing thinner grinding wheel, only the tool changing frame is controlled to rotate, the device is simple and convenient to operate and easy to operate, dust generated when the wall body is ground can be collected by the air draft device, the body health of an operator is ensured, the air pollution source generated by decoration during construction is reduced, and the cleanliness of a room is improved.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims (8)

1. The utility model provides a can change wall body milling machine of emery wheel, includes the milling machine, its characterized in that: a switching cavity with a leftward opening is arranged in the grinding machine, a tool changing groove which penetrates through the switching cavity from top to bottom is arranged in the upper wall of the switching cavity in a communicating manner, a control machine body is fixedly arranged on the left end face of the grinding machine, a drying plate is fixedly arranged on the upper end face of the control machine body, a rotary transmission cavity is arranged in the control machine body, a rotary motor is fixedly arranged in the left wall of the rotary transmission cavity, a tool changing rotating shaft is connected to the right end of the rotary motor in a power connection manner, a lifting transmission device of which power is derived from the tool changing rotating shaft is arranged in the rotary transmission cavity, the right end face of the tool changing rotating shaft penetrates through the right wall of the rotary transmission cavity and extends into the switching cavity, a tool changing frame is fixedly connected to the right end face of the tool changing rotating shaft, a first tool changing beam is fixedly connected to the right end face of the upper end of the tool changing frame, a first balance block is rotatably connected to the first grinding wheel rotating shaft which penetrates through the front and back, a first grinding wheel is fixedly arranged on the upper end face axle center of the first grinding wheel rotating shaft, a first power gear is fixedly arranged on the lower end face axle center of the first grinding wheel rotating shaft, a second tool changing beam is fixedly connected on the lower end right end face of the tool changing frame, a second balancing block is rotatably connected at the center of the second tool changing beam, a second grinding wheel rotating shaft which penetrates through the second balancing block front and back is rotatably connected in the second balancing block, a second power gear is fixedly arranged on the upper end face axle center of the second grinding wheel rotating shaft, a second grinding wheel is fixedly arranged on the lower end face axle center of the second grinding wheel rotating shaft, a stabilizing beam is fixedly connected on the right end faces of the first tool changing beam and the second tool changing beam together, a balancing weight connecting rod is fixedly arranged on the rear end face of the second balancing weight connecting rod, a balancing weight is fixedly arranged on the rear end face of the balancing weight connecting rod, a lifting device is arranged on the rear side of the second grinding wheel, and a telescopic motor is fixedly arranged in the switching cavity, the flexible motor up end power is connected with the power pivot, the fixed power gear that is equipped with in power pivot up end axle center, elevating gear can with the power transmission of power gear gives second power gear with first power gear, the connection of power pivot right side is equipped with fan transmission, grinding machine upper end right-hand member face is equipped with the first right-hand member chamber that the opening is right, the fixed block that is equipped with of wall right-hand member face about the first right-hand member chamber, be equipped with updraft ventilator in the fixed block, updraft ventilator power connect in fan transmission, control fuselage left end face with the grinding machine front and back terminal surface is fixed jointly and is equipped with the safety cover, the fixed cover of disc is equipped with sealed rubber ring outside the safety cover, sealed rubber ring can with safety cover upside space seals.
2. A wall grinding machine with replaceable grinding wheels as claimed in claim 1, wherein: the lifting transmission device comprises a rotating shaft belt pulley which is sleeved in the rotating transmission cavity, the outer circular surface of the tool changing rotating shaft is right opposite to the axis of the rotating shaft belt pulley, the lower side of the rotating shaft belt pulley is provided with a lifting rotating shaft belt pulley which is rotatably connected to the left wall of the rotating transmission cavity, and a first belt is arranged between the rotating shaft belt pulley and the lifting rotating shaft belt pulley in a winding mode.
3. A wall grinding machine with replaceable grinding wheels as claimed in claim 2, wherein: elevating gear is including locating the cam chamber of switching chamber front side, lift pivot belt pulley right-hand member power extends to the cam intracavity, the fixed being equipped with in lift pivot belt pulley right side axle center is located the cam of cam intracavity, the cam intracavity is equipped with gliding push pedal around can, the outstanding one end of cam can with the terminal surface offsets and makes before the push pedal it slides around the push pedal, push pedal rear end face rotates and is connected with the lifter, the fixed drive gear that is equipped with in lifter rear end, push pedal rear end face with fixed being equipped with between the cam chamber rear wall encircle in the reset spring of lifter.
4. A wall grinding machine with replaceable grinding wheels as in claim 3 wherein: the telescopic motor is used for balancing the gravity of the grinding wheel, so that the phenomenon of unbalanced weight of the machine body can not occur when an operator uses the machine, the telescopic motor can control the power rotating shaft to stretch, when the tool changing frame needs to rotate, the power rotating shaft is contracted to the lower side of the second grinding wheel, and after the grinding wheel is replaced, the telescopic motor is controlled to push the power gear to be meshed with the transmission gear.
5. The wall grinding machine with replaceable grinding wheels as claimed in claim 4, wherein: fan transmission includes that the axle center is fixed to be located the first belt pulley of power gear downside, it is equipped with to switch the intercommunication in the chamber right side wall and is located the second pulley chamber on first belt pulley right side, second pulley chamber lower wall internal fixation is equipped with fan motor, the belt chamber that runs through about second pulley chamber left side wall intercommunication is equipped with, second pulley chamber lower wall rotates and is connected with the transmission shaft, transmission shaft power connect in fan motor, the outer disc axle center of transmission shaft is fixed with and is located the driving pulley on first belt pulley right side, first belt pulley with around being equipped with the second belt between the driving pulley, the transmission shaft upper end extends to first right-hand gear intracavity and the axle center is fixed and is equipped with the connecting gear, the connecting gear can first right-hand gear intracavity rotation.
6. The wall grinding machine with replaceable grinding wheels as claimed in claim 5, wherein: the air draft device comprises a fan gear cavity which is arranged in the fixed block and has a left opening, a fan rotating shaft which is rotatably connected to the lower wall of the fan gear cavity is arranged in the fan gear cavity, the outer circular surface of the fan rotating shaft is fixedly connected with a fan gear which is meshed with the connecting gear, the upper end surface of the fan rotating shaft penetrates through the upper wall of the fan gear cavity and a rotor which is fixedly connected with the upper wall of the fan gear cavity, a fan blade is fixedly arranged on the outer circular surface of the rotor, a closed gasket is fixedly arranged on the right end of the upper end surface of the fixed block, the closed gasket can be folded with the closed rubber ring to form a closed circle, the right end of the fixed block is located at a ventilation opening which penetrates through the lower side of the fan blade from top to bottom, an ash storage box is fixedly arranged on the lower end surface of the fixed block, and a filter plate is fixedly arranged on the lower end surface of the ash storage box.
7. The wall grinding machine with replaceable grinding wheels as claimed in claim 6, wherein: the fan blades can draw out wall dust generated by polishing in the closed gasket and the closed rubber ring and discharge the wall dust into the dust storage box through the ventilation openings, and the filter plate fixed at the lower end of the dust storage box can isolate dust and discharge filtered air.
8. The wall grinding machine with replaceable grinding wheels as claimed in claim 4, wherein: the rotary motor can control the tool changing frame to rotate one hundred eighty degrees, the radius of the rotary shaft belt pulley is twice that of the lifting rotary shaft belt pulley, when the tool changing frame rotates one hundred eighty degrees, the cam rotates three hundred sixty degrees, and the working distance of the push plate is equal to half of the length of the tool changing frame.
CN202010722429.7A 2020-07-24 2020-07-24 Wall grinding machine capable of replacing grinding wheel Expired - Fee Related CN111791106B (en)

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CN112643470B (en) * 2021-01-07 2022-09-06 安徽铭阳模塑科技有限公司 Multi-station grinding tool machining device capable of removing dust

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JPS62181871A (en) * 1986-02-07 1987-08-10 Hitachi Seiko Ltd Surface grinding machine
DE102015010942B4 (en) * 2015-08-18 2023-11-09 Emag Holding Gmbh Method and device for grinding and precision machining
US10870996B2 (en) * 2017-03-31 2020-12-22 Canvas Construction, Inc. Automated insulation application system and method
CN209902831U (en) * 2019-05-24 2020-01-07 湖北盛荣建设有限公司 Concrete burnishing device
CN210414085U (en) * 2019-07-11 2020-04-28 杭州海特机械有限公司 Grinding wheel convenient to replace and used for numerical control machine tool

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