CN114290111A - Multi-angle overturning workpiece clamp with positioning structure for machine tool - Google Patents
Multi-angle overturning workpiece clamp with positioning structure for machine tool Download PDFInfo
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- CN114290111A CN114290111A CN202210069454.9A CN202210069454A CN114290111A CN 114290111 A CN114290111 A CN 114290111A CN 202210069454 A CN202210069454 A CN 202210069454A CN 114290111 A CN114290111 A CN 114290111A
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Abstract
The invention provides a workpiece fixture with a positioning structure and capable of being turned over at multiple angles for a machine tool. The work piece holder who overturns with location structure for lathe of area includes: a supporting seat; the auxiliary positioning structure is arranged on the supporting seat and comprises a sliding piece capable of sliding in the horizontal direction outside the supporting seat. The invention provides a multi-angle turnover workpiece fixture with a positioning structure for a machine tool, which is mainly used for providing auxiliary positioning support for the bottom of a machined workpiece by arranging the auxiliary positioning structure, and when a workpiece with smaller thickness is machined, a positioning piece can be moved to the position of the bottom of the workpiece, so that the workpiece cannot be directly bent by acting force generated by a machining mechanism, the machining precision of drilling is ensured, the rejection rate of the workpiece is greatly reduced, and the machining requirement on the workpiece is better met.
Description
Technical Field
The invention relates to the field of workpiece fixtures, in particular to a workpiece fixture with a positioning structure and capable of being turned over at multiple angles for a machine tool.
Background
Machine tools are machines for manufacturing machines, also called machine tools or machine tools, and are conventionally called machine tools for short, and are generally divided into metal cutting machine tools, forging machine tools, woodworking machine tools and the like, and many methods for processing machine parts in modern machine manufacturing are provided: in addition to cutting, casting, forging, welding, pressing, extruding, etc., however, in general, a part requiring high precision and fine surface roughness is finished by cutting on a machine tool.
For some processing machines, a clamp for clamping and fixing a workpiece to be processed is generally arranged on the machine tool, so that the workpiece to be processed can be kept in a stable state when the workpiece is processed, and the processing mechanism on the machine tool can conveniently process the workpiece.
For part of workpiece fixtures used for drilling machine tools, the fixtures on the fixtures are generally formed by two clamping heads which are used for clamping and fixing the left side and the right side of a workpiece respectively, when the middle positions of the workpieces with small thicknesses are drilled, the workpieces are small in thickness and therefore weak in pressure bearing capacity, and meanwhile, a positioning support mechanism for the workpieces is also lacked on the fixtures, so that after a machining mechanism is in contact with the outer parts of the workpieces, the middle parts of the workpieces can be bent to a certain degree by generated acting force, and further, the machined and formed apertures have certain deviation, and the workpieces are scrapped.
Therefore, it is necessary to provide a multi-angle turnover workpiece holder with a positioning structure for a machine tool to solve the above technical problems.
Disclosure of Invention
The invention provides a multi-angle turnover workpiece fixture with a positioning structure for a machine tool, which solves the problem that a workpiece bottom positioning and supporting mechanism is lacked on the workpiece fixture.
In order to solve the above technical problem, the present invention provides a multi-angle turnover workpiece holder for a machine tool with a positioning structure, comprising:
a supporting seat;
the auxiliary positioning structure is arranged on the supporting seat and comprises a sliding piece capable of sliding outside the supporting seat in the horizontal direction, a moving piece capable of sliding on the sliding piece in the vertical direction is arranged on the sliding piece, a positioning piece used for supporting the bottom of a workpiece is fixedly arranged on one side of the moving piece, and the positioning piece and the moving piece are vertically arranged;
the sliding piece is provided with a rotary adjusting piece, the outer part of the rotary adjusting piece is in threaded connection with the bottom of the moving piece, and the inner side of the sliding piece is provided with a limiting pulley which enables the sliding piece and the supporting seat to be in stable sliding connection;
and the bottom of the sliding piece is in threaded connection with a fixing piece for fixing the position of the sliding piece.
Preferably, the sliding part is slidably connected to the front side of the supporting seat, a sliding groove adapted to the moving part is formed in the front side of the sliding part, and the outer part of the moving part is slidably connected to the inner part of the sliding groove.
Preferably, the positioning piece is horizontally arranged right above the supporting seat, and a groove for conveniently processing the drill bit to pass through is formed in the positioning piece.
Preferably, the front side of the supporting seat is provided with a limiting sliding groove, and the outside of the limiting pulley is in rolling connection with the inside of the limiting sliding groove.
Preferably, the top end of the rotating adjusting piece extends to the inside of the sliding piece from the bottom of the sliding piece, a thread groove matched with the rotating adjusting piece is formed in the middle of the bottom of the moving piece, and the top end of the positioning piece is tightly attached to the bottom of the supporting seat.
Preferably, the top of supporting seat is provided with and is used for treating the tight fixed tight structure of clamp of processing work piece clamp, press from both sides tight structure and include two backup pads, and two the backup pad set up respectively in the left side and the right side at supporting seat top, and two the backup pad respectively with the top fixed mounting and the sliding connection of supporting seat.
Preferably, one side of the supporting plate is provided with a clamping head, a clamping part capable of automatically moving in the vertical direction is arranged on the clamping head, a driving motor used for driving the clamping head to rotate is installed on one side of the supporting plate on the left side, and an air cylinder is arranged on one side of the supporting plate on the right side.
Preferably, the top of the moving part is provided with a connecting structure for fixing the positioning part, the connecting structure comprises a fixed shaft fixedly installed at the top of the moving part, and the installation seat is sleeved outside the fixed shaft.
Preferably, the mounting seat is connected with a fixing bolt in a threaded manner, and one side of the moving member is fixedly provided with a mounting block which is used for being mounted in a matched manner with the mounting seat.
Preferably, one side of mount pad is provided with the mounting groove with the installation piece adaptation, just the outside joint of installation piece in the mounting groove, fixing bolt's outside with the inside threaded connection of installation piece.
Compared with the prior art, the multi-angle overturning workpiece clamp with the positioning structure for the machine tool has the following beneficial effects:
the invention provides a multi-angle turnover workpiece fixture with a positioning structure for a machine tool, which is mainly used for providing auxiliary positioning support for the bottom of a machined workpiece by arranging the auxiliary positioning structure, and when a workpiece with smaller thickness is machined, a positioning piece can be moved to the position of the bottom of the workpiece, so that the workpiece cannot be directly bent by acting force generated by a machining mechanism, the machining precision of drilling is ensured, the rejection rate of the workpiece is greatly reduced, and the machining requirement on the workpiece is better met;
meanwhile, the positioning piece can be adjusted in height by arranging the moving piece to be matched with the rotating adjusting piece, when the positioning piece is used, the positioning piece can be adjusted in height in a matching way according to the actual thickness of the workpiece, the bottom of the workpiece can be ensured to be effectively contacted with the positioning piece, and in addition, when the workpiece needs to rotate, the positioning piece can be adjusted to the lowest state, so that the workpiece is prevented from being influenced to rotate, and the positioning piece is more convenient and more flexible to use;
the sliding part can be effectively connected with the supporting seat through the limiting pulley and is fixed with the supporting seat through the positioning part, so that the sliding part can simultaneously drive the positioning part to be freely adjusted in the horizontal direction, support can be provided for different horizontal positions of the workpiece, and drilling processing for different horizontal positions of the workpiece is met.
Drawings
FIG. 1 is a schematic structural view of a multi-angle turnover workpiece holder for a machine tool with a positioning structure according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of the front side of a multi-angle turnover workpiece holder for a machine tool with a positioning structure, provided by the invention;
FIG. 3 is a cross-sectional view taken along plane A-A of FIG. 2;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a schematic structural view of the auxiliary positioning structure shown in FIG. 1;
FIG. 6 is a schematic view of the multi-angle turnover workpiece holder for a machine tool with a positioning structure according to the present invention after clamping a workpiece;
FIG. 7 is a schematic structural diagram of a multi-angle turnover workpiece holder for a machine tool with a positioning structure according to a second embodiment of the present invention;
FIG. 8 is a schematic view of the connection structure and the inside of the moving member shown in FIG. 7;
fig. 9 is a schematic view of the connection structure shown in fig. 7 separated from the moving member.
Reference numerals in the figures
1. A supporting seat;
2. an auxiliary positioning structure;
21. the sliding part 22, the moving part 23, the positioning part 24, the rotation adjusting part 25, the limiting pulley 26 and the fixing part;
3. a limiting chute;
4. a clamping structure;
41. a supporting plate 42, a clamping head 43, a clamping piece 44, a driving motor 45 and an air cylinder;
5. a connecting structure;
51. a fixed shaft 52, a mounting seat 53 and a fixed bolt;
6. and (7) installing the block.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
First embodiment
Please refer to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, wherein fig. 1 is a schematic structural diagram of a multi-angle turnover workpiece fixture for a machine tool with a positioning structure according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of the front side of a multi-angle turnover workpiece holder for a machine tool with a positioning structure, provided by the invention; FIG. 3 is a cross-sectional view taken along plane A-A of FIG. 2; FIG. 4 is an enlarged view of portion A of FIG. 3; FIG. 5 is a schematic structural view of the auxiliary positioning structure shown in FIG. 1; FIG. 6 is a schematic diagram of the multi-angle turnover workpiece holder for a machine tool with a positioning structure provided by the invention after clamping a workpiece. Workpiece holder with location structure's multi-angle upset for lathe includes:
a support base 1;
an auxiliary positioning structure 2, wherein the auxiliary positioning structure 2 is arranged on the supporting seat 1, the auxiliary positioning structure 2 comprises a sliding part 21 which can slide in the horizontal direction outside the supporting seat 1, the sliding member 21 is provided with a moving member 22 vertically slidable on the sliding member 21, a positioning piece 23 for providing support for the bottom of the workpiece is fixedly arranged on one side of the moving piece 22, the positioning part 23 is vertically arranged with the moving part 22, the sliding part 21 is provided with a rotary adjusting part 24, the outer part of the rotating adjusting piece 24 is connected with the bottom part of the moving piece 22 by screw thread, the inner side of the sliding piece 21 is provided with a limiting pulley 25 which ensures that the sliding piece 21 is stably connected with the supporting seat 1 in a sliding way, the bottom of the sliding member 21 is threadedly connected with a fixing member 26 for fixing the position of the sliding member 21.
The sliding part 21 is connected to the front side of the supporting seat 1 in a sliding manner, a sliding groove matched with the moving part 22 is formed in the front side of the sliding part 21, and the outer part of the moving part 22 is connected with the inner part of the sliding groove in a sliding manner.
The inner side of the sliding part 21 is connected with the front side of the supporting seat 1 in a sliding manner and can slide in the horizontal direction of the front side of the supporting seat 1, the moving part 22 is connected with the front side of the sliding part 21 in a sliding manner and can slide on the moving part 22 in the vertical direction, the positioning part 23 is horizontally arranged at the top of the supporting seat 1 and mainly provides positioning support for the bottom of a workpiece to be processed, the adjusting part 24 is vertically arranged at the middle position of the sliding part 21 through being in threaded connection with the bottom of the moving part 22 and can realize height adjustment of the moving part 22 through rotation of the adjusting part 24, so that the height adjustment of the positioning part 23 is realized to meet the positioning support requirements of workpieces with different thicknesses, the positioning part 23 is more flexible in use, the limiting pulley 25 and the limiting chute 3 are matched and arranged, the sliding part 21 can be stably connected with the supporting seat 1 through the matching and rolling of the limiting pulley 25 and the sliding chute 3, and the friction force between the sliding part and the sliding groove is reduced, and the outside of spacing pulley 25 is inside sunken, and 3 internal surfaces of spacing spout are inside protruding for spacing pulley 25 can keep the stable connection of fore-and-aft direction with spacing spout 3, and then avoid slider 21 and supporting seat 1 to separate, mounting 26 through with slider 21 bottom threaded connection, through rotating this mounting 26, make it can remove at slider 21 in vertical direction, can realize with supporting seat 1 bottom contact and separation, and then realize the rigidity of slider 21 and remove fixed state.
The locating piece 23 level set up in directly over the supporting seat 1, just set up the recess that the convenient processing drill bit passes through on the locating piece 23, spacing spout 3 has been opened to the front side of supporting seat 1, just spacing pulley 25 the outside with the inside roll connection of spacing spout 3.
The top end of the rotating adjusting piece 24 extends from the bottom of the sliding piece 21 to the inside of the sliding piece 21, a thread groove matched with the rotating adjusting piece 24 is arranged in the middle of the bottom of the moving piece 22, and the top end of the fixing piece 26 is tightly attached to the bottom of the supporting seat 1.
The top of supporting seat 1 is provided with and is used for treating the processing work piece and press from both sides tight fixed clamping structure 4, clamping structure 4 includes two backup pads 41, and two backup pad 41 set up respectively in the left side and the right side at supporting seat 1 top, and two backup pad 41 respectively with the top fixed mounting and the sliding connection of supporting seat 1, one side of backup pad 41 is provided with presss from both sides tight head 42, it can be automatic at the clamping piece 43 that vertical direction removed to press from both sides to be provided with on the tight head 42, and is left backup pad 41 one side is installed and is used for driving above that press from both sides tight head 42 pivoted driving motor 44, the right side backup pad 41 one side is provided with cylinder 45.
The two supporting plates 41 respectively provide support for the two clamping heads 42, the supporting plate 41 at the corresponding position of the left clamping head 42 is rotatably connected, the left side of the supporting plate is fixedly connected with the output end of the driving motor 44, the clamping heads 42 can be simultaneously rotated by the rotation of the driving motor 44, a workpiece to be processed can be driven to rotate, so that the multi-angle adjustment of the workpiece is realized, the bottom of the supporting plate 41 at the right side is slidably connected with the sliding rail at the top of the supporting seat 1, the right side of the supporting plate is connected with the air cylinder 45, so that the supporting plate 41 can slide on the supporting seat 1 in the horizontal direction, the clamping head 42 at the right side can be adjusted according to the length adaptation of the workpiece, the clamping and fixing with the right side of the workpiece are ensured, when the angle of the workpiece needs to be adjusted, the air cylinder 45 can drive the supporting plate 41 at the right side to be separated from the workpiece, so that the clamping head 42 at the left side can normally drive the workpiece to rotate, the clamping piece 43 is controlled by an air cylinder, and can drive the clamping block at the bottom of the clamping piece to move in the vertical direction, so that the workpiece is clamped and fixed outside.
The working principle of the multi-angle turnover workpiece clamp with the positioning structure for the machine tool provided by the invention is as follows:
when the clamping device is used, the left side of a workpiece is installed on the clamping head 42 on the left side, the clamping piece 43 is controlled to be started to clamp and fix the left side of the workpiece, then the clamping cylinder 45 is controlled to be started to drive the clamping head 42 on the right side to be attached to the right side of the workpiece, and then the clamping piece 43 on the clamping head is started to clamp and fix the right side of the workpiece;
then, the height and the horizontal position of the positioning part 23 are adjusted according to the drilling position and the height of the workpiece, and when the height is adjusted, the adjusting part 24 is rotated and rotated, so that the moving part 22 can move on the sliding part 21 in the vertical direction at the same time until the top of the positioning part 23 is contacted with the bottom of the workpiece;
then, the horizontal position of the positioning part 23 is continuously adjusted, the top end of the positioning part is separated from the bottom of the supporting seat 1 by rotating the fixing part 26, then the sliding part 21 is directly pushed to move, the positioning part 23 moves simultaneously until the positioning part 23 moves to a position corresponding to the drilling position of the workpiece, then the fixing part 26 is rotated to enable the top end of the fixing part to be in contact with the bottom of the supporting seat 1, the positioning part 23 is kept fixed, and then the machining mechanism can be started to perform drilling treatment on the workpiece.
Compared with the prior art, the multi-angle overturning workpiece clamp with the positioning structure for the machine tool has the following beneficial effects:
by arranging the auxiliary positioning structure 2, the auxiliary positioning structure is mainly used for providing auxiliary positioning support for the bottom of a machined workpiece, when a workpiece with smaller thickness is machined, the positioning piece 23 can be moved to the position of the bottom of the workpiece, so that the workpiece cannot be directly bent by acting force generated by a machining mechanism, the machining precision of drilling is ensured, the rejection rate of the workpiece is greatly reduced, and the machining requirement on the workpiece is better met;
meanwhile, the moving part 22 and the rotation adjusting part 24 are arranged to be matched for use, so that the height of the positioning part 23 can be adjusted, the positioning part 23 can be ensured to be effectively contacted with the bottom of the workpiece by adapting and adjusting the height of the positioning part 23 according to the actual thickness of the workpiece when the positioning part is used, and the positioning part 23 can be adjusted to be in the lowest state when the workpiece needs to rotate, so that the workpiece can be prevented from being influenced to rotate, and the positioning part 23 is more convenient and more flexible to use;
the sliding part 21 can be effectively connected with the supporting seat 1 through the limiting pulley 25 and is fixedly kept with the supporting seat 1 through the fixing part 26, so that the sliding part 21 can simultaneously drive the positioning part 23 to be freely adjusted in the horizontal direction, and support can be provided for different horizontal positions of a workpiece, so that drilling processing for different horizontal positions of the workpiece is met.
Second embodiment
Referring to fig. 7, 8 and 9, a multi-angle reversible workpiece holder for machine tool with positioning structure according to a first embodiment of the present invention, and a multi-angle reversible workpiece holder for machine tool with positioning structure according to a second embodiment of the present invention are provided, wherein the second embodiment does not hinder the independent implementation of the technical solution of the first embodiment.
Specifically, the invention provides another multi-angle turnover workpiece clamp with a positioning structure for a machine tool, which is characterized in that:
the top of moving member 22 is provided with and is used for connecting structure 5 fixed to setting element 23, connecting structure 5 is including fixed mounting be in the fixed axle 51 at moving member 22 top, mount pad 52 has been cup jointed to the outside of fixed axle 51, threaded connection has fixing bolt 53 on the mount pad 52, one side fixed mounting of moving member 22 be used for with the installation piece 6 of mount pad 52 cooperation installation, one side of mount pad 52 be provided with the mounting groove of 6 adaptations of installation piece, just the outside joint of installation piece 6 in the mounting groove, fixing bolt 53 the outside with the inside threaded connection of installation piece 6.
The fixing shaft 51 is rotatably connected through the mounting seat 52, so that the mounting seat 52 can rotate in the horizontal direction of the top of the moving part 22, the mounting seat 52 and the mounting block 6 are arranged in a matched mode, the positioning part 23 can be effectively connected with the mounting seat 52 through sliding clamping of the mounting seat 52 and the mounting block 6, then the mounting block 6 is further stably connected through the fixing bolt 53, the positioning part 23 can be provided with a plurality of different sizes and different types of states, and when different workpieces are machined, the positioning part 23 matched with the positioning part can be replaced to provide support and position for the workpieces;
and through setting up this connection structure 5, can realize the free equipment of setting element 23 and moving member 22, original fixed form has been changed, make setting element 23 can rotate simultaneously, when adjusting the work piece angle, only need through rotating setting element 23, make it rotate to keeping away from the work piece position can, needn't adjust setting element 23 to the minimum state again, the loaded down with trivial details operation to setting element 23 has been reduced, rotatable setting element 23 simultaneously, can be according to the processing condition angle regulation of work piece, adaptation work piece processing demand that can be better, the flexibility ratio when setting element 23 used has further been increased.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a work piece holder of multi-angle upset for lathe with location structure which characterized in that includes:
a supporting seat;
the auxiliary positioning structure is arranged on the supporting seat and comprises a sliding piece capable of sliding outside the supporting seat in the horizontal direction, a moving piece capable of sliding on the sliding piece in the vertical direction is arranged on the sliding piece, a positioning piece used for supporting the bottom of a workpiece is fixedly arranged on one side of the moving piece, and the positioning piece and the moving piece are vertically arranged;
the sliding piece is provided with a rotary adjusting piece, the outer part of the rotary adjusting piece is in threaded connection with the bottom of the moving piece, and the inner side of the sliding piece is provided with a limiting pulley which enables the sliding piece and the supporting seat to be in stable sliding connection;
and the bottom of the sliding piece is in threaded connection with a fixing piece for fixing the position of the sliding piece.
2. The multi-angle turnover workpiece holder with positioning structure for machine tool of claim 1, wherein the sliding member is slidably connected to the front side of the supporting base, a sliding slot adapted to the moving member is opened on the front side of the sliding member, and the outer portion of the moving member is slidably connected to the inner portion of the sliding slot.
3. The multi-angle turnover workpiece fixture with positioning structure for machine tools as claimed in claim 1, wherein the positioning member is horizontally disposed right above the supporting seat, and the positioning member is provided with a groove for facilitating the passage of a machining drill.
4. The multi-angle turnover workpiece fixture with positioning structure for machine tool of claim 1, wherein the front side of the supporting seat is opened with a limiting sliding groove, and the outer part of the limiting pulley is connected with the inner part of the limiting sliding groove in rolling manner.
5. The multi-angle turnover workpiece holder with positioning structure for machine tool of claim 1, wherein the top end of the rotary adjusting member extends from the bottom of the sliding member to the inside of the sliding member, the middle of the bottom of the moving member is provided with a thread groove adapted to the rotary adjusting member, and the top end of the positioning member is tightly attached to the bottom of the supporting seat.
6. The multi-angle turnover workpiece fixture with positioning structure for machine tool of claim 1, wherein the top of the supporting base is provided with a clamping structure for clamping and fixing the workpiece to be machined, the clamping structure comprises two supporting plates, and the two supporting plates are respectively arranged at the left side and the right side of the top of the supporting base, and are respectively fixedly installed and slidably connected with the top of the supporting base.
7. The multi-angle turnover workpiece fixture with positioning structure for machine tool according to claim 6 is characterized in that a clamping head is arranged on one side of the supporting plate, a clamping member capable of automatically moving in vertical direction is arranged on the clamping head, a driving motor for driving the clamping head to rotate is arranged on one side of the supporting plate on the left side, and an air cylinder is arranged on one side of the supporting plate on the right side.
8. The workpiece holder with positioning structure for multi-angle turning of machine tool according to claim 1, wherein the top of the moving member is provided with a connecting structure for fixing the positioning member, the connecting structure comprises a fixed shaft fixedly installed on the top of the moving member, and the fixing shaft is externally sleeved with a mounting seat.
9. The workpiece holder with positioning structure for multiple angle turning of machine tool according to claim 8, wherein the mounting seat is screwed with a fixing bolt, and one side of the moving member is fixedly installed with an installation block for fitting with the mounting seat.
10. The workpiece fixture with the positioning structure and the multi-angle turnover for the machine tool as claimed in claim 9, wherein a mounting groove matched with the mounting block is formed in one side of the mounting seat, the outer portion of the mounting block is clamped in the mounting groove, and the outer portion of the fixing bolt is in threaded connection with the inner portion of the mounting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210069454.9A CN114290111A (en) | 2022-01-21 | 2022-01-21 | Multi-angle overturning workpiece clamp with positioning structure for machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210069454.9A CN114290111A (en) | 2022-01-21 | 2022-01-21 | Multi-angle overturning workpiece clamp with positioning structure for machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114290111A true CN114290111A (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210069454.9A Withdrawn CN114290111A (en) | 2022-01-21 | 2022-01-21 | Multi-angle overturning workpiece clamp with positioning structure for machine tool |
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| Country | Link |
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| CN (1) | CN114290111A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118305684A (en) * | 2024-06-07 | 2024-07-09 | 磐吉奥科技股份有限公司 | Polishing mechanism, polishing system and polishing method |
-
2022
- 2022-01-21 CN CN202210069454.9A patent/CN114290111A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118305684A (en) * | 2024-06-07 | 2024-07-09 | 磐吉奥科技股份有限公司 | Polishing mechanism, polishing system and polishing method |
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Application publication date: 20220408 |