CN110340782B - Grinding machine - Google Patents
Grinding machine Download PDFInfo
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- CN110340782B CN110340782B CN201910485615.0A CN201910485615A CN110340782B CN 110340782 B CN110340782 B CN 110340782B CN 201910485615 A CN201910485615 A CN 201910485615A CN 110340782 B CN110340782 B CN 110340782B
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- fixed
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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
- B24B27/00—Other grinding machines or devices
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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
- B24B27/00—Other grinding machines or devices
- B24B27/0092—Grinding attachments for lathes or the like
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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
- 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
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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
- B24B55/04—Protective covers for the grinding wheel
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
A sander, comprising: the polishing device is fixed at the upper end of the base device, the adjusting device is fixed at the upper end of the base device, and the clamping device is fixed at the upper end of the adjusting device; the adjusting device comprises: the angle adjusting structure is fixed at the upper end of the direction adjusting structure, and the direction adjusting structure is fixed at the upper end of the base device; the angle adjusting structure includes: the direction adjusting mechanism comprises a main body piece and a dial, wherein the main body piece is fixed at the upper end of the direction adjusting structure, the dial is arranged at the upper end of the main body piece, and the dial is connected with the main body piece in a rotating mode. According to the invention, the workpiece is accurately polished and accurately cut through the direction adjusting structure and the angle adjusting structure, so that scrap iron is prevented from splashing by the cover, the polishing safety of workers is improved, the tightness of a belt is conveniently adjusted, and the normal polishing of a grinding wheel is ensured.
Description
Technical Field
The invention belongs to the technical field of polishing equipment, and particularly relates to a polishing machine.
Background
The prior polisher is generally composed of a polishing polisher and a fixed base, and is not provided with a protection device and a workpiece clamping device. The plant is generally operated as follows: a worker directly holds a workpiece by hand to be close to a grinding wheel of a grinding machine, iron scraps are splashed in the grinding process and easily stick to the skin of a human body or fall into eyes, and the potential safety hazard is high. After a long time, people are easy to fatigue and cause errors, so that workpieces are damaged. When a certain angle or cutting amount needs to be polished, the existing polishing machine needs to be subjected to proper deviation and force adjustment by means of worker experience, and great errors are easily caused by carelessness, so that the installation accuracy of parts is not up to standard or even scrapped.
The grinding machine generally adopts a belt to drive a grinding wheel to rotate, the belt occupies a heavy position in power transmission, and the transmission efficiency is influenced by over-loosening or over-tightening of the belt. In the prior art, the belt is complex to adjust, and the speed of adjusting the tightness of the belt is slow.
Therefore, there is a need to provide a new grinding machine to solve the above technical problems.
Disclosure of Invention
The invention aims to solve the technical problem of providing a polisher which is convenient for adjusting the tightness, polishing precision and pin cutting amount of a belt.
According to the technical scheme adopted by the invention for solving the technical problem, the grinding machine comprises: the polishing device is fixed at the upper end of the base device, the adjusting device is fixed at the upper end of the base device, and the clamping device is fixed at the upper end of the adjusting device;
the adjusting device comprises: the angle adjusting structure is fixed at the upper end of the direction adjusting structure, and the direction adjusting structure is fixed at the upper end of the base device;
the angle adjusting structure includes: the main body piece is fixed at the upper end of the direction adjusting structure, the dial is arranged at the upper end of the main body piece, and the dial is rotationally connected with the main body piece;
the grinding device includes: the motor, the connecting structure and the main body structure, wherein one end of the connecting structure is fixedly connected with the motor, and the other end of the connecting structure is hinged with the main body part;
the connection structure includes: the motor comprises a first connecting plate, a second connecting plate, a first screw rod and a first nut, wherein the first connecting plate is fixedly connected with the motor, the second connecting plate is fixedly connected with the first connecting plate, one end, far away from the motor, of the second connecting plate is hinged with the main body structure, the first screw rod is connected with the first connecting plate in a sliding mode, one end of the first screw rod is hinged with the main body structure, and the first nut is in threaded connection with the first screw rod; the number of the second connecting plates is two; the number of the first nuts is more than two.
Preferably, the main body structure comprises: the grinding wheel cover is fixed on the fixed seat, the grinding wheel cover is fixed at one end of the transmission shaft, the other end of the transmission shaft is connected with the motor through a belt transmission mechanism, the grinding wheel cover is fixed on the fixed seat, the grinding wheel is contained in the grinding wheel cover, and one end of the first lead screw is hinged with the fixed seat; one end of the second connecting plate, which is far away from the motor, is hinged with the fixed seat.
Preferably, the direction adjustment structure includes a first adjustment unit and a second adjustment unit, and the first adjustment unit includes: the dustproof cover is arranged at the upper end of the lower sliding table and positioned at two opposite ends of the upper sliding table; the structure of the first adjusting unit is the same as that of the second adjusting unit, and the first adjusting unit is fixed at the upper end of the base device.
Preferably, the first adjusting unit and the second adjusting unit are perpendicularly crossed to form a cross shape.
Preferably, the angle adjusting structure further includes a fixing unit, the fixing unit including: the fixed plate is arranged at the upper end of the dial scale, and the screw rod penetrates through the fixed plate and is in threaded connection with the main body part.
Preferably, the clamping device includes: the clamping device comprises a clamping bracket, a clamping unit and a screw rod, wherein the clamping bracket is fixed at the upper end of the dial; the clamping unit is arranged on the clamping support and comprises a first plate and a second plate, the first plate is fixed at one end of the clamping support, and the second plate is connected with the clamping support in a sliding manner; the screw rod is in threaded connection with the clamping support, and one end of the screw rod is fixed to the second plate.
Preferably, the periphery of the dial is provided with scales, and the scales are further arranged on the rotating part.
Preferably, the grinding machine further comprises a dust cover fixed to an upper end of the base device, and the grinding device, the clamping device and the adjusting device are all accommodated in the dust cover.
Preferably, the dust cover is made of a transparent material.
Compared with the prior art, the grinding machine has the advantages that the workpiece is accurately ground and accurately cut through the direction adjusting structure and the angle adjusting structure, the influence on grinding is reduced while the transparent dust cover blocks splashing of scrap iron in the workpiece grinding process, the grinding safety of workers is guaranteed, the tightness of a motor belt can be conveniently adjusted through the connecting structure between the motor and the fixed seat, and the grinding wheel is guaranteed to be normally ground.
Drawings
Fig. 1 is a schematic structural diagram according to an embodiment of the present invention.
Fig. 2 is a schematic view of the structure of the present invention (with the protective cover removed).
FIG. 3 is a schematic view of a clamping device and an adjustment device of the present invention.
In the figure:
1. the grinding machine comprises a base device, a grinding device, a motor, a connecting structure, a first connecting plate, a second connecting plate, a grinding device, a motor, a grinding wheel cover, a clamp device, a clamping support, a grinding wheel cover, a transmission shaft, a grinding wheel cover, a transmission shaft, a grinding wheel, a grinding wheel, a grinding wheel, a grinding wheel, a grinding wheel, a grinding wheel, a grinding wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-3, a sander comprises: base device 1, grinding device 2, fixture device 3, adjusting device 4, grinding device 2 is fixed in the upper end of base device 1, and adjusting device 4 is fixed in the upper end of base device 1, and fixture device 3 is fixed in the upper end of adjusting device 4. The adjusting device 4 comprises: the direction adjusting structure 41 and the angle adjusting structure 42 are arranged in parallel, the angle adjusting structure 42 is fixed at the upper end of the direction adjusting structure 41, and the direction adjusting structure 41 is fixed at the upper end of the base device 1. The angle adjusting structure 42 includes: the main body member 421 is fixed on the upper end of the direction adjusting structure 41, the dial 422 is arranged on the upper end of the main body member 421, and the dial 422 is rotatably connected with the main body member 421. The polishing device 2 includes: motor 21, connection structure 22, major structure 23, connection structure 22's one end and motor 21 fixed link to each other, and the other end links to each other with main part 421 is articulated.
The connection structure 22 includes: the motor comprises a first connecting plate 221, a second connecting plate 222, a first screw rod 223 and a first nut 224, wherein the first connecting plate 221 is fixedly connected with the motor 21, the second connecting plate 222 is fixedly connected with the first connecting plate 221, one end, far away from the motor 21, of the second connecting plate 222 is hinged with the main structure 23, the first screw rod 223 is connected with the first connecting plate 221 in a sliding mode, one end of the first screw rod 223 is hinged with the main structure 23, and the first nut 224 is in threaded connection with the first screw rod 223; the number of the second connection plates 222 is two; the number of the first nuts 224 is two or more. The first nut 224 is twisted to adjust the distance between the motor 21 and the main structure 23, so that the tightness of the belt can be adjusted. In this embodiment, the number of the first nuts 224 is four, two first nuts 224 are located on two sides of the first connecting plate 221, and the double-nut design is favorable for improving the stability of the connecting structure 22.
The main body structure 23 includes: the fixing seat 231 is fixed on the base device 1, the transmission shaft 232 is inserted into the fixing seat 231, the grinding wheel cover 234 is fixed at one end of the transmission shaft 232, the other end of the transmission shaft 232 is connected with the motor 21 through a belt transmission mechanism, the grinding wheel cover 234 is fixed on the fixing seat 231, the grinding wheel 233 is accommodated in the grinding wheel cover 234, and one end of the first lead screw 223 is hinged with the fixing seat 231; the end of the second connecting plate 222 away from the motor 21 is hinged to the fixing seat 231. The side of the grinding wheel cover 234 adjacent to the clamp device 3 is provided with an opening therethrough. The grinding wheel cover 234 can reduce potential safety hazards during workpiece grinding.
The polishing device 2 further comprises a protective cover accommodated in the belt transmission mechanism, and the protective cover is fixed on the fixing seat 231. The potential safety hazard is further reduced in the polishing process.
The direction adjustment structure 41 includes a first adjustment unit 411 and a second adjustment unit 412, and the first adjustment unit 411 includes: the upper sliding table 4111, the lower sliding table 4112, the rotating member 4113, and the dust cap 4114, wherein the upper sliding table 4111 is disposed on the upper end of the lower sliding table 4112, one end of the rotating member 4113 is fixed on the lower sliding table 4112, the other end of the rotating member 4113 is in threaded connection with the upper sliding table 4111, and the dust cap 4114 is disposed on the upper end of the lower sliding table 4112 and on the two opposite ends of the upper sliding table 4111; the structure of the first adjusting unit 411 is the same as that of the second adjusting unit 412, the first adjusting unit 411 is fixed to the upper end of the base device 1, and the dust cap 4114 is an organ-type dust cover 5. When the upper sliding table 4111 slides, the dust cap 4114 at one end of the upper sliding table 4111 is folded due to pressure, and the dust cap 4114 at the other end is automatically extended due to the elasticity of the dust cap 4114, so that the dust cap 4114 can protect the lower sliding table 4112 and the rotating member 4113 from external dust pollution, and the sliding of the upper sliding table 4111 is not affected.
The first and second adjusting units 411 and 412 are vertically crossed to form a cross shape. The distance between the workpiece and the grinding wheel 233 can be conveniently adjusted from four directions, i.e., the cutting amount of the workpiece can be adjusted. The first adjusting unit 411 and the second adjusting unit 412 are respectively provided with a first abutting member and a second abutting member, and the upper slide block 4111 can be fixed by tightening the first abutting member or the second abutting member.
The angle adjusting structure 42 further includes a fixing unit 423, and the fixing unit 423 includes: a fixing plate 4231 and a screw 4232, wherein the fixing plate 4231 is arranged at the upper end of the dial 422, and the screw 4232 penetrates through the fixing plate 4231 and is in threaded connection with the main body 421. The number of the fixing plates 4231 is two, and the number of the screws 4232 is four. The screw 4232 is provided with external threads, the main body piece 421 is provided with internal threads matched with the external threads on the screw 4232, and the fixing plate 4231 and the main body piece 421 are fixed through the screw 4232, namely the dial 422 between the fixing plate 4231 and the main body piece 421 stops rotating, so that the clamp device 3 cannot rotate during polishing. A handle is arranged at one end of the screw 4232 close to the clamp device 3. The screw 4232 is convenient to screw down to fix the dial 422, and the workpiece polishing efficiency is improved.
The jig device 3 includes: the clamping device comprises a clamping bracket 31, a clamping unit 32 and a screw rod 33, wherein the clamping bracket 31 is fixed at the upper end of a dial 422; the clamping unit 32 is arranged on the clamping bracket 31, the clamping unit 32 comprises a first plate 321 and a second plate 322, the first plate 321 is fixed at one end of the clamping bracket 31, and the second plate 322 is connected with the clamping bracket 31 in a sliding manner; the screw 33 is screw-coupled to the holding bracket 31, and one end of the screw 33 is fixed to the second plate 322. The workpiece is placed between the first plate 321 and the second plate 322, the screw 33 is rotated, and the second plate 322 slides on the holding bracket 31, facilitating clamping or unclamping of the workpiece.
The clamping bracket 31 is provided with two lugs penetrating through the second plate 322, and the two lugs are arranged oppositely. The clamping bracket 31 is provided with a groove, the lower ends of the projection and the second plate 322 are accommodated in the groove, and the second plate 322 slides along the projection. The design of which facilitates the securement of the clamping unit 32.
The grinding machine further comprises a dust cover 5, the dust cover 5 is fixed at the upper end of the base device 1, the grinding device 2, the clamp device 3 and the adjusting device 4 are contained in the dust cover 5, and an opening is formed in one side, close to the clamp device 3, of the dust cover 5. The dust cover 5 is made of transparent materials, so that scrap iron can be conveniently prevented from splashing, and potential safety hazards are further reduced.
The utility model provides a polisher's working process as follows:
a workpiece to be polished is placed between the first plate 321 and the second plate 322, the screw 33 is rotated to push the second plate 322 to slide, and the clamping unit 32 fixes the workpiece. The dial 422 is rotated to adjust the workpiece polishing position, and then the dial 422 is fixed. The switch of the motor 21 is turned on, the handles on the rotating parts 4113 of the first adjusting unit 411 and the second adjusting unit 412 are respectively rotated, the upper sliding table 4111 is pushed to slide towards the direction of the grinding wheel 233, the scales 4221 on the rotating parts 4113 are referred, a worker can conveniently perform accurate cutting on the workpiece from four directions, front, back, left and right, and the whole polishing process is free from closely contacting the grinding wheel 233. During polishing, the dust cover 5 blocks iron chips from splashing on the body of a worker, and the injury to the worker is reduced. When the workpiece is polished at one position, the screw 4232 in the fixing unit 423 is screwed, the dial 422 is loosened, the dial 422 is rotated with reference to the scale 4221 on the dial 422, the next polishing position of the workpiece is adjusted, and finally the screw 4232 is screwed to start polishing at the next position. Overall structure is simple, and the security is high, and the work piece precision of polishing out is high.
When the belt on the motor 21 is too loose, the first nut 224 on the first lead screw 223 is twisted to enlarge the distance between the motor 21 and the transmission shaft 232 on the fixed seat 231. When the belt on the motor 21 is over-tightened, the first nut 224 on the first lead screw 223 is twisted, and the distance between the motor 21 and the transmission shaft 232 on the fixed seat 231 is reduced. The structure is simple, the belt tightness adjusting speed is high, and the normal and efficient work of the grinding wheel 233 is guaranteed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A sander, comprising: the polishing device is fixed at the upper end of the base device, the adjusting device is fixed at the upper end of the base device, and the clamping device is fixed at the upper end of the adjusting device;
the adjusting device comprises: the angle adjusting structure is fixed at the upper end of the direction adjusting structure, and the direction adjusting structure is fixed at the upper end of the base device;
the angle adjusting structure includes: the main body piece is fixed at the upper end of the direction adjusting structure, the dial is arranged at the upper end of the main body piece, and the dial is rotationally connected with the main body piece;
the grinding device includes: the motor, the connecting structure and the main body structure, wherein one end of the connecting structure is fixedly connected with the motor, and the other end of the connecting structure is hinged with the main body part;
the connection structure includes: the motor comprises a first connecting plate, a second connecting plate, a first screw rod and a first nut, wherein the first connecting plate is fixedly connected with the motor, the second connecting plate is fixedly connected with the first connecting plate, one end, far away from the motor, of the second connecting plate is hinged with the main body structure, the first screw rod is connected with the first connecting plate in a sliding mode, one end of the first screw rod is hinged with the main body structure, and the first nut is in threaded connection with the first screw rod; the number of the second connecting plates is two; the number of the first nuts is more than two.
2. The sander of claim 1, wherein the body structure comprises: the grinding wheel cover is fixed on the fixed seat, the grinding wheel cover is fixed at one end of the transmission shaft, the other end of the transmission shaft is connected with the motor through a belt transmission mechanism, the grinding wheel cover is fixed on the fixed seat, the grinding wheel is contained in the grinding wheel cover, and one end of the first lead screw is hinged with the fixed seat; one end of the second connecting plate, which is far away from the motor, is hinged with the fixed seat.
3. The sander according to claim 2, wherein the direction adjustment structure comprises a first adjustment unit and a second adjustment unit, the first adjustment unit comprising: the dustproof cover is arranged at the upper end of the lower sliding table and positioned at two opposite ends of the upper sliding table; the structure of the first adjusting unit is the same as that of the second adjusting unit, and the first adjusting unit is fixed at the upper end of the base device.
4. The sander according to claim 3, wherein the first and second adjustment units are perpendicularly crossed in a cross-shape.
5. The sander of claim 4, wherein the angle adjustment structure further comprises a fixing unit, the fixing unit comprising: the fixed plate is arranged at the upper end of the dial scale, and the screw rod penetrates through the fixed plate and is in threaded connection with the main body part.
6. A sanding machine according to claim 5, characterized in that said clamping means comprise: the clamping device comprises a clamping bracket, a clamping unit and a screw rod, wherein the clamping bracket is fixed at the upper end of the dial; the clamping unit is arranged on the clamping support and comprises a first plate and a second plate, the first plate is fixed at one end of the clamping support, and the second plate is connected with the clamping support in a sliding manner; the screw rod is in threaded connection with the clamping support, and one end of the screw rod is fixed to the second plate.
7. A sanding machine according to claim 6, characterized in that the outer periphery of the dial is provided with graduations, which graduations are also provided on the rotating member.
8. The sander according to any one of claims 1 to 7, further comprising a dust cover secured to an upper end of said base means, said sanding means, said clamp means and said adjustment means being contained within said dust cover.
9. The sander of claim 8 wherein the dust cover is made of a transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910485615.0A CN110340782B (en) | 2019-06-05 | 2019-06-05 | Grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910485615.0A CN110340782B (en) | 2019-06-05 | 2019-06-05 | Grinding machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110340782A CN110340782A (en) | 2019-10-18 |
| CN110340782B true CN110340782B (en) | 2021-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910485615.0A Active CN110340782B (en) | 2019-06-05 | 2019-06-05 | Grinding machine |
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| Country | Link |
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| CN (1) | CN110340782B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111230629A (en) * | 2020-02-18 | 2020-06-05 | 赵雪勇 | Polishing and dust removing equipment with overhead polishing mechanism |
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| CN2208470Y (en) * | 1994-03-05 | 1995-09-27 | 施伯明 | Multi-function grinder |
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| CN107971900A (en) * | 2018-01-11 | 2018-05-01 | 东莞市钜铧机械有限公司 | Multi-station digital-controlled side polishing machine |
| CN108311933A (en) * | 2017-12-29 | 2018-07-24 | 惠州学院 | Cutting equipment |
| CN108422292A (en) * | 2018-04-10 | 2018-08-21 | 哈尔滨理工大学 | Kirschner wire processing method with chip space and equipment |
| CN109397018A (en) * | 2018-11-16 | 2019-03-01 | 荆州市锦钿航空配件股份有限公司 | A kind of numerical control sander |
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| CN106166695A (en) * | 2016-08-26 | 2016-11-30 | 广东豪特曼智能机器有限公司 | A kind of inside and outside circle compound grinding machine |
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| CN2182028Y (en) * | 1993-07-05 | 1994-11-09 | 沈阳黎明铝门窗工程公司 | Speed-regulating polisher |
| CN2208470Y (en) * | 1994-03-05 | 1995-09-27 | 施伯明 | Multi-function grinder |
| CN2418998Y (en) * | 1999-11-30 | 2001-02-14 | 番禺市钟村鸿业五金厂 | Multifunctional cutting and grinding apparatus |
| CN1692002A (en) * | 2002-10-28 | 2005-11-02 | 金明珍 | Tool grinding machine |
| KR20110071601A (en) * | 2009-12-21 | 2011-06-29 | 허기형 | Grinding apparatus for spindle taper of machine tool |
| CN102152192A (en) * | 2010-12-30 | 2011-08-17 | 黄运权 | Automatic sander |
| CN205617170U (en) * | 2015-08-25 | 2016-10-05 | 中铁上海工程局集团有限公司 | Full section polisher of five bistrique profile modelings of rail welding seam |
| CN105033781A (en) * | 2015-09-09 | 2015-11-11 | 兴化市台林机械有限公司 | Multifunctional grinding machine and working method thereof |
| CN205928172U (en) * | 2016-08-12 | 2017-02-08 | 台州市宇波环保设备科技有限公司 | Grinding device of spanner polisher |
| CN206509862U (en) * | 2016-12-19 | 2017-09-22 | 深圳市威勒科技股份有限公司 | A kind of pointing machine |
| CN108311933A (en) * | 2017-12-29 | 2018-07-24 | 惠州学院 | Cutting equipment |
| CN107971900A (en) * | 2018-01-11 | 2018-05-01 | 东莞市钜铧机械有限公司 | Multi-station digital-controlled side polishing machine |
| CN108422292A (en) * | 2018-04-10 | 2018-08-21 | 哈尔滨理工大学 | Kirschner wire processing method with chip space and equipment |
| CN109397018A (en) * | 2018-11-16 | 2019-03-01 | 荆州市锦钿航空配件股份有限公司 | A kind of numerical control sander |
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| Publication number | Publication date |
|---|---|
| CN110340782A (en) | 2019-10-18 |
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