CN114454076A - Novel mechatronic burnishing machine - Google Patents
Novel mechatronic burnishing machine Download PDFInfo
- Publication number
- CN114454076A CN114454076A CN202210043746.5A CN202210043746A CN114454076A CN 114454076 A CN114454076 A CN 114454076A CN 202210043746 A CN202210043746 A CN 202210043746A CN 114454076 A CN114454076 A CN 114454076A
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- China
- Prior art keywords
- threaded rod
- polishing
- motor
- dust
- box body
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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.)
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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
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
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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
- B24B41/06—Work supports, e.g. adjustable steadies
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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
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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
- 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
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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
- 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
- B24B55/12—Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like
Abstract
The invention discloses a novel electromechanical integrated polishing machine which comprises a box body, a polishing device, a dust suction device, a lifting device and a clamping device. A horizontal moving and left-right inclining structure is arranged in the polishing device; the dust suction device is arranged near a polishing disc of the grinding device to block dust and scraps generated by polishing. Elevating gear's fly leaf can all set up the recess that has along the both sides inner wall of box and slide from top to bottom, the below of fly leaf is equipped with including the motor, the shaft coupling, the axis of rotation, two-way threaded rod, go up the structure of connecting rod and lower connecting rod, be equipped with the shaft coupling on the output of motor, the axis of rotation is installed to one side of shaft coupling, the two-way threaded rod of output one side fixedly connected with of motor, the one end that the motor was kept away from to two-way threaded rod runs through in the inside of motor case and extension to box, the rotatory drive of motor is gone up the connecting rod and is realized rising and decline with lower connecting rod. The invention is suitable for polishing workpieces with different requirements, and has wider applicability; the working pressure of the user is reduced.
Description
Technical Field
The invention relates to the technical field of polishing machine equipment, in particular to a novel electromechanical integrated polishing machine.
Background
The polishing is a processing method for reducing the roughness of the surface of a workpiece by adopting mechanical, chemical or electrochemical modes and the like to obtain a bright and flat surface, and is widely applied to the manufacturing fields of wood, artware, plastic molds, metal hardware, automobile assembly, electronic parts and the like. The mechanical polishing is a polishing method for removing the defects of burrs, corrosion, oxide films and the like on the surface of a workpiece by utilizing the cutting or grinding action of a cutter or a grinding tool, and has the advantages of simple operation and wide application range. In the field of automobile manufacturing, for example, in the process of machining automobile parts, due to the rigidity of a tool, the cutting performance of the parts, and the like, machining defects such as burrs, and the like usually exist on the cutting surfaces of the parts, moreover, a large number of welding parts exist in the automobile parts, welding points of the welding parts are attached with welding oxide layers, and the machining defects such as the burrs, and the like and the welding point oxide layers need to be polished. At present, the manual polishing mode is adopted in China, namely workers carry polishing tools such as files, angle grinders and the like to perform polishing operation; and the developed countries in the western world generally adopt an expensive full-automatic mechanical arm polishing to replace manual polishing. The mechatronics technology combines the application of mechanical technology and electronic technology. With the rapid development and wide application of computer technology, the mechatronic technology has not been developed so far, and becomes a cross system technology integrating a computer and information technology, automatic control technology, sensing detection technology, servo transmission technology, mechanical technology and the like, and the development is currently directed to the optical-mechanical-electrical integration technology, and the application range is more and more extensive.
The application number of the prior art is CN202011300814.9, which discloses an automatic polishing machine for precision shaft parts, and the automatic polishing machine is provided with a lifting device and a polishing device; the method has the advantages that one operator can simultaneously operate a plurality of operators, so that the labor intensity of the operators is relatively reduced, and the method is convenient for large-scale popularization and application. The novel electromechanical integration burnishing machine that has now on the whole, prior art has following problem: dust and waste scraps are easy to generate and have high pollution when in work, and harm to physical and psychological health of users is caused to different degrees; (2) lack effective clamping device, can not move steadily at the device during operation, reduced work efficiency, (3) place the platform and the grinding device of polishing piece and can not remove the lift, use inconvenient, can not satisfy the work piece of polishing different requirements, the limitation is great, and the suitability is not strong, has aggravated user's operating pressure.
Disclosure of Invention
1. The technical problem to be solved is as follows:
aiming at the technical problems, the invention provides a novel electromechanical integrated polishing machine, which is wide in application range and capable of meeting different polishing requirements by arranging a lifting mechanism, a clamping mechanism and the like to clamp and move a polishing piece.
2. The technical scheme is as follows:
the utility model provides a novel mechatronic burnishing machine, includes box, grinding device, dust extraction, its characterized in that: also comprises a lifting device and a clamping device.
Grinding device hangs and removes about the mobilizable drive polishing dish in the top surface of box, and it specifically is: a first threaded rod in the horizontal direction is arranged on the top surface of the box body, a first movable block is sleeved on the surface of the first threaded rod, and a reciprocating motor is arranged at one end of the first threaded rod; a movable plate is fixedly arranged on the top surface of the first movable block; the movement can slide along a first groove arranged on the inner side of the top surface of the box body; the reciprocating motor controls the first movable block to slide along the surface of the first threaded rod; a first fixed plate is fixedly arranged at the bottom of the first movable block, and two ends of the first fixed plate are fixedly provided with an electric push rod; the bottom of two electric putter respectively fixed mounting backup pad's one end, the intermediate position of backup pad sets up the through-hole through rotating electrical machines output shaft, and rotating electrical machines fixed mounting is in the upper surface of backup pad, and the polishing dish is installed and is rotated along with rotating electrical machines's rotation in the lower surface of backup pad.
The dust collection device comprises a dust collection box, a dust inlet pipe, a fan, a dust exhaust pipe and a dust collector which are connected in sequence; the dust collector is fixedly connected to the lower surface of the supporting plate and is separated from the polishing disc by a preset distance; the dust collector is connected to the fan through a dust exhaust pipe and is connected to a dust collection box arranged on the outer side of the side wall of the box body through a dust inlet pipe.
The lifting device comprises a movable plate, two upper connecting rods, a bidirectional threaded rod and two lower connecting rods from top to bottom; one ends of two upper connecting rods are hinged in the middle of the bottom of the movable plate; the other end of the upper connecting rod is respectively hinged to the top ends of second movable blocks which are sleeved at the left end and the right end of the bidirectional threaded rod and symmetrically distributed; the bottom surfaces of the second movable blocks are symmetrically hinged with one end of the lower connecting rod; the other ends of the lower connecting rods are hinged to the bottom surface of the box body; one end of the bidirectional threaded rod is connected to an output shaft of the motor through a rotating shaft and a coupler to realize the rotation of the bidirectional threaded rod in the horizontal direction; the motor, the coupler and the rotating shaft are arranged in the motor box; the motor box is arranged on the outer side of the box body; two clamping and fixing devices are symmetrically arranged on the upper surface of the movable plate.
The clamping and fixing device comprises a second fixing block, a second threaded rod and a top block; the second fixed block is fixed on the upper surface of the movable plate and is provided with a threaded through hole in the left-right direction; the threaded through hole penetrates through the second threaded rod; the inboard of second threaded rod sets up the kicking block, and the distance between two kicking blocks is through rotatory second threaded rod.
Furthermore, the inner side surfaces of the top blocks are provided with anti-skid pads.
Furthermore, the left side wall and the right side wall of the box body are provided with grooves for the two ends of the movable plate to move up and down.
Further, the polishing device also comprises two first fixed blocks; the first fixed block is fixedly connected to two ends of the first threaded rod respectively; one end of the first threaded rod penetrates through one first fixing block and is connected with an output shaft of the reciprocating motor.
Furthermore, four corners of the bottom surface of the box body are provided with bases, and the bottoms of the four bases are provided with non-slip mats.
Further, the motor, the rotating electrical machines, the reciprocating motor and the fan are all provided with a protective shell, heat dissipation holes are formed in the protective shell, and dust screens are arranged in the heat dissipation holes.
Furthermore, the top of the reciprocating motor is provided with a bearing block, and the bearing block is fixedly arranged on the top of the inner wall of the box body.
Furthermore, the bottom of the dust collector is fixedly connected with a dust removal brush.
Furthermore, a second fixing plate is arranged on the inner wall of one side, close to the dust collection box, of the box body, and the fan is fixedly arranged on the second fixing plate.
3. Has the advantages that:
(1) according to the polishing device, the first threaded rod is arranged to realize the left-right movement of the polishing disc, and the electric push rod is arranged to control the inclination of the polishing disc at multiple angles, so that the polishing machine is suitable for plane polishing and inclined plane polishing.
(2) According to the invention, the dust suction device is arranged around the polishing disc, so that the dust and the scraps generated by polishing can be blocked while the surface of a polishing piece is cleaned in a moving way, and the scraps and the dust blocked by the dust removing brush can be sucked and conveyed into the dust collection box, so that the effect of removing dust of the device is achieved, and the physical and mental health of a user is protected.
(3) According to the invention, the lifting device is arranged in the box body, so that the polishing piece on the movable plate is lifted or lowered to a proper working height, and the polishing device is suitable for polishing workpieces with different requirements and has wide applicability; through the grinding device who is equipped with, realized the removal to polishing dish lateral distance to make polishing dish and polishing member diversified contact, alleviate user's operating pressure.
(4) According to the polishing machine, the clamping and fixing device is arranged on the movable plate, so that the polishing piece can be effectively fixed, stable operation is performed during polishing, and the working efficiency is improved.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a detail view of the grinding apparatus of the present invention;
figure 3 is a detailed view of one of the clamping fixtures of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in the attached drawings 1 to 3, a novel electromechanical integrated polishing machine comprises a box body 1, a polishing device 2 and a dust suction device, and is characterized in that: also comprises a lifting device and a clamping device.
Grinding device hangs and removes about the mobilizable drive polishing dish in the top surface of box, and it specifically is: a first threaded rod 21 in the horizontal direction is arranged on the top surface of the box body, a first movable block 22 is sleeved on the surface of the first threaded rod, and a reciprocating motor 23 is arranged at one end of the first threaded rod; a moving plate 24 is fixedly arranged on the top surface of the first movable block; the moving plate 24 can slide along a first groove 25 arranged on the inner side of the top surface of the box body; the reciprocating motor controls the first movable block to slide along the surface of the first threaded rod; a first fixing plate 210 is fixedly arranged at the bottom of the first movable block, and two ends of the first fixing plate are fixedly provided with an electric push rod 26; the bottoms of the two electric push rods are respectively fixedly provided with one end of a supporting plate 211, the middle position of the supporting plate is provided with a through hole passing through an output shaft of a rotating motor 27, the rotating motor is fixedly arranged on the upper surface of the supporting plate, and a polishing disc 28 is arranged on the lower surface of the supporting plate and rotates along with the rotation of the rotating motor.
The dust suction device comprises a dust collection box 31, a dust inlet pipe 32, a fan 33, a dust exhaust pipe 34 and a dust collector 35 which are connected in sequence; the dust collector is fixedly connected to the lower surface of the supporting plate and is separated from the polishing disc by a preset distance; the dust collector is connected to the fan through a dust exhaust pipe and is connected to a dust collection box arranged on the outer side of the side wall of the box body through a dust inlet pipe.
The lifting device comprises a movable plate 41, two upper connecting rods 42, a bidirectional threaded rod 43 and two lower connecting rods 44 from top to bottom; one ends of two upper connecting rods are hinged in the middle of the bottom of the movable plate; the other end of the upper connecting rod is respectively hinged to the top ends of second movable blocks 45 which are sleeved at the left end and the right end of the bidirectional threaded rod and symmetrically distributed; the bottom surfaces of the second movable blocks are symmetrically hinged with one end of the lower connecting rod; the other ends of the lower connecting rods are hinged to the bottom surface of the box body; one end of the bidirectional threaded rod is connected to an output shaft of the motor through a rotating shaft 46 and a coupler 47 to realize the rotation of the bidirectional threaded rod in the horizontal direction; the motor, the coupler and the rotating shaft are arranged in a motor box 49; the motor box is arranged on the outer side of the box body; two clamping and fixing devices 5 are symmetrically arranged on the upper surface of the movable plate.
The clamping and fixing device comprises a second fixing block 51, a second threaded rod 52 and a top block 53; the second fixed block is fixed on the upper surface of the movable plate and is provided with a threaded through hole in the left-right direction; the threaded through hole penetrates through the second threaded rod; the inboard of second threaded rod sets up the kicking block, and the distance between two kicking blocks is through rotatory second threaded rod.
Furthermore, the inner side surfaces of the top blocks are provided with anti-skid pads.
Further, the left and right side walls of the box body are provided with second grooves 49 for the two ends of the movable plate to move up and down.
Further, the polishing device further comprises two first fixing blocks 29; the first fixed block is fixedly connected to two ends of the first threaded rod respectively; one end of the first threaded rod penetrates through one first fixing block and is connected with an output shaft of the reciprocating motor.
Furthermore, bases 6 are arranged at four corners of the bottom surface of the box body, and anti-slip pads are arranged at the bottoms of the four bases.
Further, the motor, the rotating electrical machines, the reciprocating motor and the fan are all provided with a protective shell, heat dissipation holes are formed in the protective shell, and dust screens are arranged in the heat dissipation holes.
Furthermore, the top of the reciprocating motor is provided with a bearing block, and the bearing block is fixedly arranged on the top of the inner wall of the box body.
Furthermore, the bottom of the dust collector is fixedly connected with a dust removal brush.
Further, a second fixing plate 36 is mounted on the inner wall of one side of the box body close to the dust collection box, and the fan is fixedly mounted on the second fixing plate.
The specific embodiment is as follows:
the user drives the ejector block to clamp and fix the polishing piece by rotating the second threaded rod of the left and right clamping and fixing devices, thereby leading the polishing piece to carry out stable polishing work, turning on the motor and matching with the coupler to lead the bidirectional threaded rod to rotate, thereby enabling the second movable block to synchronously approach and move, further enabling the upper connecting rod and the lower connecting rod to jack up the movable plate, further enabling the polishing piece on the movable plate to ascend or descend to a proper working height, then the rotating motor, the reciprocating motor and the fan are turned on through the external controller, and the electric push rod is controlled to extend out, thereby can make pivoted polishing dish and polishing piece contact to can realize the ability of motion polishing, the effect of rethread dust catcher, cooperation dust removal brush can realize moving when cleaning polishing piece surface, blocks dust and the sweeps that the polishing produced.
When the fan works, the dust collector can suck the scraps and dust blocked by the dust removing brush and convey the scraps and the dust to the inside of the dust collecting box, so that the effect of removing dust of the device is achieved, and the dust collecting device is suitable for polishing workpieces with different requirements.
Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes and modifications can be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a novel mechatronic burnishing machine, includes box, grinding device, dust extraction, its characterized in that: the device also comprises a lifting device and a clamping device;
grinding device hangs and removes about the mobilizable drive polishing dish in the top surface of box, and it specifically is: a first threaded rod in the horizontal direction is arranged on the top surface of the box body, a first movable block is sleeved on the surface of the first threaded rod, and a reciprocating motor is arranged at one end of the first threaded rod; a movable plate is fixedly arranged on the top surface of the first movable block; the moving plate can slide along a first groove formed in the inner side of the top surface of the box body; the reciprocating motor controls the first movable block to slide along the surface of the first threaded rod; a first fixed plate is fixedly arranged at the bottom of the first movable block, and two ends of the first fixed plate are fixedly provided with an electric push rod; the bottoms of the two electric push rods are respectively fixedly provided with one end of a supporting plate, the middle position of the supporting plate is provided with a through hole passing through an output shaft of a rotating motor, the rotating motor is fixedly arranged on the upper surface of the supporting plate, and a polishing disc is arranged on the lower surface of the supporting plate and rotates along with the rotation of the rotating motor;
the dust collection device comprises a dust collection box, a dust inlet pipe, a fan, a dust exhaust pipe and a dust collector which are connected in sequence; the dust collector is fixedly connected to the lower surface of the supporting plate and is separated from the polishing disc by a preset distance; the dust collector is connected to the fan through a dust exhaust pipe and is connected to a dust collection box arranged on the outer side of the side wall of the box body through a dust inlet pipe;
the lifting device comprises a movable plate, two upper connecting rods, a bidirectional threaded rod and two lower connecting rods from top to bottom; one ends of two upper connecting rods are hinged in the middle of the bottom of the movable plate; the other end of the upper connecting rod is respectively hinged to the top ends of second movable blocks which are sleeved at the left end and the right end of the bidirectional threaded rod and symmetrically distributed; the bottom surfaces of the second movable blocks are symmetrically hinged with one end of the lower connecting rod; the other ends of the lower connecting rods are hinged to the bottom surface of the box body; one end of the bidirectional threaded rod is connected to an output shaft of the motor through a rotating shaft and a coupler to realize the rotation of the bidirectional threaded rod in the horizontal direction; the motor, the coupler and the rotating shaft are arranged in the motor box; the motor box is arranged on the outer side of the box body; the upper surface of the movable plate is symmetrically provided with two clamping and fixing devices;
the clamping and fixing device comprises a second fixing block, a second threaded rod and a top block; the second fixed block is fixed on the upper surface of the movable plate and is provided with a threaded through hole in the left-right direction; the threaded through hole penetrates through the second threaded rod; the inboard of second threaded rod sets up the kicking block, and the distance between two kicking blocks is through rotatory second threaded rod.
2. The novel mechatronic polishing machine of claim 1, wherein: and the inner side surfaces of the top blocks are provided with anti-slip pads.
3. The novel mechatronic polishing machine of claim 1, wherein: the left side wall and the right side wall of the box body are provided with grooves for the two ends of the movable plate to move up and down.
4. The novel mechatronic polishing machine of claim 1, wherein: the polishing device also comprises two first fixed blocks; the first fixed block is fixedly connected to two ends of the first threaded rod respectively; one end of the first threaded rod penetrates through one first fixing block and is connected with an output shaft of the reciprocating motor.
5. The novel mechatronic polishing machine of claim 1, wherein: four corners of the bottom surface of the box body are provided with bases, and the bottoms of the four bases are provided with non-slip mats.
6. The novel mechatronic polishing machine of claim 1, wherein: the motor, the rotating motor, the reciprocating motor and the fan are all provided with protective housings, heat dissipation holes are formed in the protective housings, and dust screens are arranged in the heat dissipation holes.
7. The novel mechatronic polishing machine of claim 1, wherein: the top of the reciprocating motor is provided with a bearing block, and the bearing block is fixedly arranged on the top of the inner wall of the box body.
8. The novel mechatronic polishing machine of claim 1, wherein: the bottom of the dust collector is fixedly connected with a dust removal brush.
9. The novel mechatronic polishing machine of claim 1, characterized in that: and a second fixing plate is arranged on the inner wall of one side of the box body, which is close to the dust collection box, and the fan is fixedly arranged on the second fixing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210043746.5A CN114454076A (en) | 2022-01-14 | 2022-01-14 | Novel mechatronic burnishing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210043746.5A CN114454076A (en) | 2022-01-14 | 2022-01-14 | Novel mechatronic burnishing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114454076A true CN114454076A (en) | 2022-05-10 |
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ID=81408902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210043746.5A Pending CN114454076A (en) | 2022-01-14 | 2022-01-14 | Novel mechatronic burnishing machine |
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| Country | Link |
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| CN (1) | CN114454076A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366333A (en) * | 2018-11-02 | 2019-02-22 | 嘉兴学院 | A kind of electromechanical integration polishing machine |
| DE212020000315U1 (en) * | 2020-08-14 | 2021-01-21 | Liuheng Metal Technology (Kunshan) Co., Ltd. | A grinding device for making mobile phone shells |
| CN112454136A (en) * | 2020-11-19 | 2021-03-09 | 鹰潭市瑞晟科技有限公司 | Automatic polishing machine for precise shaft piece |
| CN212762790U (en) * | 2020-07-17 | 2021-03-23 | 陈玲 | Surface polishing device for hardware production |
| CN213225630U (en) * | 2020-09-04 | 2021-05-18 | 江门市天洋家具有限公司 | Burnishing machine for machining with automatic dust removal function |
| CN214642687U (en) * | 2021-05-07 | 2021-11-09 | 常州云帆轴承有限公司 | Burnishing device is used in bearing processing |
-
2022
- 2022-01-14 CN CN202210043746.5A patent/CN114454076A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366333A (en) * | 2018-11-02 | 2019-02-22 | 嘉兴学院 | A kind of electromechanical integration polishing machine |
| CN212762790U (en) * | 2020-07-17 | 2021-03-23 | 陈玲 | Surface polishing device for hardware production |
| DE212020000315U1 (en) * | 2020-08-14 | 2021-01-21 | Liuheng Metal Technology (Kunshan) Co., Ltd. | A grinding device for making mobile phone shells |
| CN213225630U (en) * | 2020-09-04 | 2021-05-18 | 江门市天洋家具有限公司 | Burnishing machine for machining with automatic dust removal function |
| CN112454136A (en) * | 2020-11-19 | 2021-03-09 | 鹰潭市瑞晟科技有限公司 | Automatic polishing machine for precise shaft piece |
| CN214642687U (en) * | 2021-05-07 | 2021-11-09 | 常州云帆轴承有限公司 | Burnishing device is used in bearing processing |
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