CN210360670U - Automatic grinding device - Google Patents

Automatic grinding device Download PDF

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Publication number
CN210360670U
CN210360670U CN201921385073.1U CN201921385073U CN210360670U CN 210360670 U CN210360670 U CN 210360670U CN 201921385073 U CN201921385073 U CN 201921385073U CN 210360670 U CN210360670 U CN 210360670U
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rotation
revolution
gear
motor
grinding
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CN201921385073.1U
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周应军
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Suzhou Maoyang Machinery Co Ltd
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Suzhou Maoyang Machinery Co Ltd
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  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

The utility model provides an automatic grinding device, include: the grinding wheel mechanism comprises a shell and a grinding wheel rotatably supported on the shell; the rotation driving mechanism comprises a rotation motor and a rotation gear assembly in transmission connection with the rotation motor, and the rotation gear assembly is in transmission connection with a central shaft of the grinding wheel; the rotation motor drives the rotation gear assembly to rotate and drives the grinding wheel to rotate around the rotation axis of the grinding wheel; the revolution driving mechanism comprises a revolution motor and a revolution gear assembly in transmission connection with the revolution motor, and the revolution gear assembly is in transmission connection with the shell; the translation mechanism is arranged above the conveyor belt and comprises a slide rail, the rotation driving mechanism and the revolution driving mechanism are both supported on the slide rail in a sliding mode, the extending direction of the slide rail is parallel to the axis of the revolution motor, and the axis of the rotation motor is perpendicular to the axis of the revolution motor.

Description

Automatic grinding device
Technical Field
The utility model relates to a metal processing equipment, in particular to automatic grinding device.
Background
At present, after various cutting or punching of metal plates, various sharp burrs and corrosion are generated on the surfaces and corners of the metal plates, which can generate adverse effects on subsequent processes. Therefore, before the workpiece is finished, the surface and the corners of the metal plate material are required to be smoothed by a grinding process.
The polishing mode in the prior art generally adopts manual polishing, so that the labor intensity is high, the working efficiency and the quality are low, and the metal plate is easily damaged. Moreover, manual polishing can not intensively treat dust, and can also cause environmental pollution.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an efficient automatic grinding device polishes.
In order to realize the above utility model purpose, the utility model provides an automatic grinding device, include: the grinding wheel mechanism comprises a shell and a grinding wheel rotatably supported on the shell;
the rotation driving mechanism comprises a rotation motor and a rotation gear assembly in transmission connection with the rotation motor, and the rotation gear assembly is in transmission connection with a central shaft of the grinding wheel; the rotation motor drives the rotation gear assembly to rotate and drives the grinding wheel to rotate around the rotation axis of the grinding wheel;
the revolution driving mechanism comprises a revolution motor and a revolution gear assembly in transmission connection with the revolution motor, and the revolution gear assembly is in transmission connection with the shell;
the translation mechanism is arranged above the conveyor belt and comprises a slide rail, the rotation driving mechanism and the revolution driving mechanism are both supported on the slide rail in a sliding mode, the extending direction of the slide rail is parallel to the axis of the revolution motor, and the axis of the rotation motor is perpendicular to the axis of the revolution motor.
As a further improvement of an embodiment of the present invention, the grinding wheel is provided with a plurality of grinding wheels supported along the rotation of the circumferential interval on the housing, the rotation gear assembly includes a rotation main gear and a plurality of rotation driven by the rotation main gear are driven by gears, the number of the rotation driven gears is the same as the number of the grinding wheels and each rotation drives one grinding wheel from the gear to rotate, and the rotation directions of two adjacent grinding wheels are opposite.
As a further improvement of the utility model, still include the supporting seat, the supporting seat is the tetragonal body, rotation actuating mechanism with revolution actuating mechanism support respectively in on two adjacent faces of supporting seat.
As a further improvement of an embodiment of the present invention, the revolution gear assembly includes a revolution main gear and a revolution slave gear engaged with the revolution main gear, the revolution main gear is connected to the revolution motor in a transmission manner, and the revolution slave gear is fixedly connected to the housing.
As a further improvement of an embodiment of the present invention, the extending direction of the slide rail is perpendicular to the conveying direction of the conveyor belt.
As a further improvement of an embodiment of the present invention, the translation mechanism includes a translation motor and a crankshaft connecting rod assembly in transmission connection with the translation motor; one end, far away from the translation motor, of the crankshaft connecting rod assembly is fixedly connected with the supporting seat, a pulley is arranged on the supporting seat, and the translation motor drives the crankshaft connecting rod assembly to move so as to push the pulley on the supporting seat to move along the sliding rail.
As a further improvement of an embodiment of the present invention, a plurality of polishing sheets parallel to each other are provided around the wheel body of the polishing wheel, and each polishing sheet is provided along the axial direction of the wheel body.
As a further improvement of an embodiment of the present invention, the rotation master gear and the rotation slave gears are bevel gears, one of two rotation slave gears adjacent and meshed with each other is meshed with the rotation master gear, and a meshing position of one of the two rotation slave gears with the other rotation slave gear is different from a meshing position of one of the two rotation slave gears with the rotation master gear.
As a further improvement of an embodiment of the present invention, the revolution master gear and the revolution slave gear are both bevel gears.
As a further improvement of an embodiment of the present invention, the automatic polishing device further includes a vertical driving mechanism, the vertical driving mechanism has two, and it is in to set up respectively the both ends of slide rail, every vertical driving mechanism all includes the frame and locates worm gear unit in the frame, worm gear unit includes the worm wheel seat, locates worm wheel subassembly in the worm wheel seat and with the screw rod that the transmission of worm wheel subassembly is connected, the drive of worm wheel subassembly the screw rod for the vertical motion of worm wheel seat is in order to drive automatic polishing device removes along vertical direction.
Compared with the prior art, the automatic grinding device provided by the utility model has the advantages that by arranging the grinding wheel mechanism, the self-transmission driving mechanism, the revolution driving mechanism and the translation mechanism, the grinding wheel can rotate around the rotation axis of the grinding wheel, can rotate around the revolution axis, and can move along the width direction of the conveying belt, so that burrs and corrosion on metal workpieces can be more comprehensively eliminated, and the grinding efficiency and the grinding quality are improved; and, automatic grinding device can locate in the enclosure space, handles the dust in the concentrated way after work to environmental pollution has been avoided.
Drawings
Fig. 1 is a schematic structural view of an automatic polishing apparatus according to an embodiment of the present invention;
fig. 2 is a bottom view of the rotation gear assembly and the grinding wheel according to an embodiment of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic structural view of the revolution driving mechanism according to an embodiment of the present invention.
Detailed Description
The present invention will be described in detail below with reference to embodiments shown in the drawings. However, these embodiments are not intended to limit the present invention, and structural or functional changes made by those skilled in the art according to these embodiments are all included in the scope of the present invention.
It will be understood that terms used herein such as "upper," "above," "lower," "below," and the like, refer to relative positions in space and are used for convenience in description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures.
As shown in fig. 1-4, an embodiment of the present invention will be described. Disclosed in the present embodiment is an automatic polishing apparatus 1 including: a grinding wheel mechanism 100 and a rotation driving mechanism 200. The grinding wheel mechanism 100 includes a housing 110 and grinding wheels 120, the grinding wheels 120 are at least two, each grinding wheel 120 includes a wheel body 121 and a central shaft 122 for driving the wheel body 121 to rotate, and the central shafts 122 of the at least two grinding wheels 120 are rotatably supported on the housing 110.
The rotation driving mechanism 200 includes a rotation motor 210 and a rotation gear assembly 220 in transmission connection with the rotation motor 210, and the rotation gear assembly 220 is in transmission connection with the central shaft 122 of each grinding wheel 120. The rotation motor 210 rotates the rotation gear assembly 220 and drives each grinding wheel 120 to rotate about its own rotation axis, and the adjacent grinding wheels 120 rotate in opposite directions about their respective rotation axes.
The utility model provides an automatic grinding device 1 through setting up two at least grinding wheel 120 and rotation actuating mechanism 200 for adjacent grinding wheel 120 can rotate with opposite direction around respective rotation axis, thereby can follow burr and corrosion on two opposite directions elimination metal work pieces. Therefore, the automatic polishing device 1 of the utility model can make the adjacent polishing wheels 120 respectively rotate in opposite directions, so as to more effectively remove the burrs and rust on the metal workpiece, thereby improving the polishing efficiency and the polishing quality; and, automatic grinding device 1 can locate in the enclosure space, handles the dust in the concentration after work to environmental pollution has been avoided.
Further, as shown in fig. 2 to 3, the rotation gear assembly 220 includes a rotation master gear 221, at least one first slave gear 222 and at least one second slave gear 223, both the first slave gear 222 and the second slave gear 223 can be regarded as rotation slave gears, the number of the rotation slave gears is identical to the number of the grinding wheels, and each rotation slave gear drives one grinding wheel to rotate. The rotation main gear 221 is in transmission connection with an output shaft of the rotation motor 210, the first slave gears 222 and the second slave gears 223 are alternately arranged around the rotation main gear 221, each of the first slave gears 222 is in meshing connection with the rotation main gear 221, and each of the first slave gears 222 is in meshing connection with the adjacent second slave gear 223. Each of the first slave gears 222 is in driving connection with the central shaft 122 of one of the at least two grinding wheels 120, and each of the second slave gears 223 is in driving connection with the central shaft of another one of the at least two grinding wheels 120. The rotation motor 210 drives the rotation main gear 221 to rotate and drives the first slave gear 222 to rotate in a first direction, and at the same time, the first slave gear 222 drives the adjacent second slave gear 223 to rotate in a second direction opposite to the first direction.
In the embodiment of the present invention, the grinding wheel mechanism 100 includes six grinding wheels 120, and accordingly, the rotation gear assembly 220 includes three first slave gears 222 and three second slave gears 223, and the three first slave gears 222 and the three second slave gears 223 are respectively in transmission connection with the central shafts 122 of the six grinding wheels 120. Three first slave gears 222 and three second slave gears 223 are alternately disposed around the rotation master gear 221, that is, the first slave gears 222 and the second slave gears 223 are disposed around the rotation master gear 221 at intervals from each other, each first slave gear 222 is adjacent to two second slave gears 223, and each second slave gear 223 is also adjacent to two first slave gears 222.
Specifically, as shown in fig. 3, the rotation master gear 221, the first slave gear 222, and the second slave gear 223 are all bevel gears. The bevel gear may be used to change a transmission direction, and in the transmission of the rotation gear assembly 220 of the present embodiment, the rotation axis of the rotation master gear 221 is perpendicular to the rotation axis of the first slave gear 222, and since the three first slave gears 222 and the three second slave gears 223 are exactly disposed around the master gear 360 °, an angle between the rotation axis of the first slave gear 222 and the rotation axis of the second slave gear 223 is 60 °. Also, the height of the first slave gear 222 in the direction of the rotation axis thereof is greater than the height of the second slave gear 223 in the direction of the rotation axis thereof, and therefore, the first slave gear 222 can be meshingly connected with the rotation master gear 221, while the second slave gear 223 is not meshingly connected with the rotation master gear 221. Thus, when the rotation master gear 221 rotates, the three first slave gears 222 perpendicular to the rotation axis thereof are driven to rotate in the first direction a, the three first slave gears 222 further drive the adjacent second slave gears 223 to rotate in opposite directions (i.e., rotate in the second direction), and finally the rotation gear assembly 220 drives the adjacent grinding wheels 120 to rotate around the respective rotation axes in opposite directions.
Further, the rotation axis of the first slave gear 222 and the rotation axis of the second slave gear 223 are on the same plane. The plane is defined as a first plane. Thus, the rotation axis of the rotation main gear 221 is perpendicular to the first plane, and the direction of the rotation axis of the rotation main gear 221 can be uniquely determined.
Preferably, as shown in fig. 4, the automatic grinding device 1 further includes a revolution driving mechanism 300, and the revolution driving mechanism 300 includes a revolution motor 310 and a revolution gear assembly 320 in transmission connection with the revolution motor 310. The revolution gear assembly 320 is in transmission connection with the housing 110, and the revolution motor 310 drives the revolution gear assembly 320 to rotate, so as to drive the housing 110 to drive the at least two grinding wheels 120 to rotate around a first axis C perpendicular to the rotation axis thereof.
In the embodiment of the present invention, the central shaft of the six grinding wheels 120 is supported on the housing 110 in a rotating manner, so that the revolution gear assembly 320 drives the housing 110 to drive the six grinding wheels 120 to rotate around the first axis when rotating, thereby realizing the revolution of the whole grinding wheel mechanism 100.
Further, the revolution gear assembly 320 includes a revolution main gear 321 and a third slave gear 322, i.e., a revolution slave gear, engaged with the revolution main gear 321, the revolution main gear 321 is in transmission connection with the revolution motor 310, and the third slave gear 322 is fixedly connected with the housing 110. Specifically, the revolving main gear 321 and the third slave gear 322 are both bevel gears. Likewise, bevel gears may be used to change the transmission direction, and in the transmission of the revolving gear assembly 320 of the present embodiment, the rotation axis of the revolving main gear 321 is perpendicular to the rotation axis of the third slave gear 322, so that when the revolving gear assembly 320 rotates, the housing 110 is driven to rotate the six grinding wheels 120 around the first axis X, thereby realizing the revolution of the whole grinding wheel mechanism 100 around the first axis X. In addition, the automatic polishing device further comprises a supporting seat which is a square body, and the rotation driving mechanism 200 and the revolution driving mechanism 300 are respectively supported on two adjacent surfaces of the supporting seat.
As shown in fig. 1, an output axis of the rotation motor 210 is perpendicular to an output axis of the revolution motor 310, and the first axis X is a rotation axis of the rotation main gear 221. In this way, the automatic sharpening mechanism can effect both rotation of adjacent sharpening wheels 120 about respective axes of rotation in opposite directions, and revolution of the entire sharpening wheel mechanism together about the first axis X. The metal workpiece can be polished in all directions, and burrs and corrosion on the metal workpiece can be removed more comprehensively.
In the embodiment of the present invention, as shown in fig. 1, the automatic polishing apparatus 1 further includes a translation mechanism 400. The automatic grinding device 1 is arranged above the conveyor belt 500, and the translation mechanism 400 is used for driving the automatic grinding device 1 to move along the width direction of the conveyor belt 500.
Preferably, the translation mechanism 400 includes a translation motor 410, a crankshaft connecting rod assembly 420 in transmission connection with the translation motor 410, and a slide rail 430 arranged along the width direction of the conveyor belt 500, wherein the extension direction of the slide rail 430 is perpendicular to the conveying direction of the conveyor belt 500. One end of the connecting rod 430, which is far away from the crankshaft 420, is fixedly connected with the automatic polishing device 1, a pulley 101 is fixedly arranged on a supporting seat of the automatic polishing device 1, and the translation motor 410 drives the crankshaft connecting rod assembly 420 to move so as to push the pulley 101 on the automatic polishing device 1 to move along the sliding rail 430. Specifically, the crankshaft connecting rod assembly 420 includes a crankshaft 421 in transmission connection with the output shaft of the translation motor 410, and a connecting rod 422 fixedly connected to the crankshaft 421, wherein one end of the connecting rod 422, which is far away from the crankshaft 421, is fixedly connected to the supporting seat of the automatic polishing device 1. Set up translation mechanism 400 for automatic grinding device 1 can have bigger moving range, when metal work piece moved along the direction of transfer of conveyer belt 500, can make automatic grinding device 1 at the round trip movement of conveyer belt 500 width direction, so that all polish metal work piece in place at the position of conveyer belt 500 width direction, further improved the quality of polishing.
Further, a plurality of grinding chips 1211 parallel to each other are disposed along a circumference of the wheel body 121 of the grinding wheel 120, and each of the grinding chips 1211 is disposed along an axial direction of the wheel body 121. As shown in fig. 1, a plurality of grinding stones 1211 are distributed on the surface of the wheel body 121 in a fan shape. The polishing piece is arranged, so that the polishing force to the metal workpiece can be further increased, and burrs and corrosion on the metal workpiece can be more fully removed.
Preferably, the automatic polishing device 1 further includes two vertical driving mechanisms 600, and the two vertical driving mechanisms 600 are respectively disposed at two ends of the sliding rail 430. Each of the vertical driving mechanisms includes a frame 610 and a worm gear unit 620 provided in the frame 610. The worm gear unit 620 includes a worm gear seat 621, a worm gear assembly 622 disposed in the worm gear seat 621, and a screw 623 in transmission connection with the worm gear assembly 622. The worm gear assembly 622 drives the screw 623 to move vertically relative to the worm gear seat 610, so as to drive the automatic grinding device 1 to move in a vertical direction. In the embodiment of the present invention, the upper and lower surfaces of the slide rail 430 are respectively coupled with the pulleys 101, so that the automatic polishing apparatus is always in accordance with the moving state of the slide rail 430 in the vertical direction. The two frames 610 are respectively fixedly connected with two ends of the sliding rail 430, a vertical driving mechanism 600 is arranged in the frame 630, and the upper end and the lower end of the screw 623 are respectively fixedly connected with the upper end and the lower end of the frame 610. In the use process of the automatic polishing device 1, the worm gear seat 621 is always fixed and can be fixedly connected with an external machine. The worm gear mechanism 622 includes a worm gear and a worm (not shown), when the worm gear drives the worm gear to rotate, the worm gear can push the screw 623 to move in the vertical direction, and the movement of the screw 623 drives the frame 610 and the slide rail 430 to move in the vertical direction, so as to further drive the entire automatic polishing apparatus 1 to move in the vertical direction.
In practical use, the metal workpiece is adsorbed on the conveyor belt 500 by using negative pressure, and when the metal workpiece passes through the automatic grinding device 1 on the conveyor belt 500, the six grinding wheels 120 respectively rotate around the respective rotation axes, wherein the adjacent grinding wheels 120 rotate around opposite directions, so that burrs in two opposite directions on the metal workpiece can be eliminated. While the entire grinding wheel mechanism 100 may revolve around a direction perpendicular to the surface of the metal work piece so that all of the grinding wheels 120 contact as much of the surface area of the metal work piece as possible. Meanwhile, the automatic polishing device 1 can also move back and forth in the width direction of the conveyor belt 500 to polish the corners of the metal workpiece as much as possible. In addition, the automatic polishing apparatus 1 can be driven by the vertical driving mechanism 600 to move up and down in the vertical direction, so that the polishing of the workpiece can be adjusted more precisely. Finally, after the metal workpiece has completely passed through the automatic grinding device 1, it is ensured that the grinding wheel 120 comes into contact with every portion of the surface of the metal workpiece as much as possible.
The utility model provides an automatic grinding device through setting up two at least grinding wheels and rotation actuating mechanism for adjacent grinding wheel can rotate with opposite direction around respective rotation axis, thereby can follow burr and corrosion on two opposite directions elimination metal work pieces. By providing the revolution driving mechanism, the entire grinding wheel mechanism can be revolved together around the first axis. Through setting up translation mechanism, can make automatic grinding device remove along the width direction of conveyer belt. To sum up, the utility model discloses an automatic grinding device both can make adjacent grinding wheel respectively with opposite direction rotation, can make whole grinding wheel mechanism revolution again, simultaneously, can also make automatic grinding device remove along the width direction of conveyer belt. Therefore, burrs and corrosion on the metal workpiece are effectively removed along the edge of the metal workpiece, and the polishing efficiency and the polishing quality are improved; and, automatic grinding device can locate in the enclosure space, handles the dust in the concentrated way after work to environmental pollution has been avoided.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.

Claims (10)

1. An automatic grinding device, comprising:
the grinding wheel mechanism comprises a shell and a grinding wheel rotatably supported on the shell;
the rotation driving mechanism comprises a rotation motor and a rotation gear assembly in transmission connection with the rotation motor, and the rotation gear assembly is in transmission connection with a central shaft of the grinding wheel; the rotation motor drives the rotation gear assembly to rotate and drives the grinding wheel to rotate around the rotation axis of the grinding wheel;
the revolution driving mechanism comprises a revolution motor and a revolution gear assembly in transmission connection with the revolution motor, and the revolution gear assembly is in transmission connection with the shell;
the translation mechanism is arranged above the conveyor belt and comprises a slide rail, the rotation driving mechanism and the revolution driving mechanism are both supported on the slide rail in a sliding mode, the extending direction of the slide rail is parallel to the axis of the revolution motor, and the axis of the rotation motor is perpendicular to the axis of the revolution motor.
2. The automatic grinding apparatus according to claim 1, wherein a plurality of grinding wheels are provided, the plurality of grinding wheels being supported on the housing in a circumferentially spaced rotation, the rotation gear assembly including a rotation master gear and a plurality of rotation slave gears driven by the rotation master gear, the number of rotation slave gears corresponding to the number of grinding wheels and each rotation slave gear driving one grinding wheel to rotate, the rotation directions of adjacent two grinding wheels being opposite.
3. The automatic grinding device according to claim 1, further comprising a supporting base, wherein the supporting base is a square body, and the rotation driving mechanism and the revolution driving mechanism are respectively supported on two adjacent surfaces of the supporting base.
4. The automatic grinding device of claim 1, wherein the revolution gear assembly includes a revolution master gear and a revolution slave gear intermeshed with the revolution master gear, the revolution master gear is in transmission connection with the revolution motor, and the revolution slave gear is fixedly connected with the housing.
5. The automatic sharpening device of claim 3 wherein said slide rails extend in a direction perpendicular to the direction of travel of said conveyor belt.
6. The automatic sharpening device of claim 5, wherein said translation mechanism comprises a translation motor and a crankshaft linkage assembly drivingly connected to said translation motor; one end, far away from the translation motor, of the crankshaft connecting rod assembly is fixedly connected with the supporting seat, a pulley is arranged on the supporting seat, and the translation motor drives the crankshaft connecting rod assembly to move so as to push the pulley on the supporting seat to move along the sliding rail.
7. The automatic grinding apparatus according to claim 6, wherein a plurality of grinding chips are provided in parallel with each other along a circumference of the wheel body of the grinding wheel, each of the grinding chips being provided in an axial direction of the wheel body.
8. The automatic grinding apparatus according to claim 2, wherein the rotation master gear and the rotation slave gears are each a bevel gear, one of two rotation slave gears adjacent and engaged with each other is engaged with the rotation master gear, and a position of engagement of one of the two rotation slave gears with the other rotation slave gear and a position of engagement of one of the two rotation slave gears with the rotation master gear are different.
9. The automatic sharpening device of claim 4, wherein said revolving master gear and revolving slave gear are both bevel gears.
10. The automatic grinding device of claim 6, further comprising two vertical driving mechanisms respectively disposed at two ends of the slide rail, wherein each vertical driving mechanism comprises a frame and a worm gear unit disposed in the frame, the worm gear unit comprises a worm gear seat, a worm gear assembly disposed in the worm gear seat and a screw rod in transmission connection with the worm gear assembly, and the worm gear assembly drives the screw rod to move vertically relative to the worm gear seat to drive the automatic grinding device to move vertically.
CN201921385073.1U 2018-12-07 2019-08-23 Automatic grinding device Active CN210360670U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201822056938 2018-12-07
CN2018220569381 2018-12-07

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CN201921385073.1U Active CN210360670U (en) 2018-12-07 2019-08-23 Automatic grinding device

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Cited By (2)

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CN111531447A (en) * 2020-05-08 2020-08-14 许钦领 Bicycle hub residual rubber processing device
CN111686999A (en) * 2020-05-10 2020-09-22 北京世纪海森防水材料有限公司 A flush coater for metal roofing thermal barrier coating

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CN111451867B (en) * 2020-04-13 2021-11-09 台升实业有限公司 A device that is used for compressing tightly and two-sided while of carpenter's board to polish
CN111993182B (en) * 2020-09-23 2022-02-18 安徽省含山县富坤铸造厂 Casting part plane grinding mechanism
CN115008290A (en) * 2022-07-05 2022-09-06 一汽解放汽车有限公司 Polishing apparatus and polishing method
CN116372691B (en) * 2023-03-22 2023-11-24 广东工科机电有限公司 Coarse grinding and polishing device, coarse grinding and polishing system and coarse grinding and polishing process

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111531447A (en) * 2020-05-08 2020-08-14 许钦领 Bicycle hub residual rubber processing device
CN111531447B (en) * 2020-05-08 2022-08-12 许钦领 Bicycle hub residual rubber processing device
CN111686999A (en) * 2020-05-10 2020-09-22 北京世纪海森防水材料有限公司 A flush coater for metal roofing thermal barrier coating

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