CN117863076A - Grinding machine workpiece auxiliary device convenient for angle adjustment - Google Patents
Grinding machine workpiece auxiliary device convenient for angle adjustment Download PDFInfo
- Publication number
- CN117863076A CN117863076A CN202410106349.7A CN202410106349A CN117863076A CN 117863076 A CN117863076 A CN 117863076A CN 202410106349 A CN202410106349 A CN 202410106349A CN 117863076 A CN117863076 A CN 117863076A
- Authority
- CN
- China
- Prior art keywords
- gear
- block
- workpiece
- grinding machine
- driving
- Prior art date
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000013016 damping Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 8
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000003754 machining Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000010438 granite Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention relates to a grinding machine workpiece auxiliary device convenient for angle adjustment. The device comprises a base, a supporting table for supporting a workpiece, a positioning device for positioning the workpiece, a supporting plate for supporting the supporting table, a rotating block arranged on the supporting plate, a limiting groove arranged on the base and a rotating mechanism for driving the rotating block to rotate; the supporting table is arranged on the supporting plate; a plurality of groups of positioning devices which are arranged in a circumferential array are arranged on the supporting plate; the rotating block is rotationally connected to the limiting groove; the rotating mechanism is arranged on the base and is connected with the rotating block in a transmission way. The angle of the workpiece is difficult to adjust again after the workpiece is positioned by the grinding machine fixture in the prior art, and the workpiece is affected by the limitation of the grinding machine fixture in the grinding process.
Description
Technical Field
The invention relates to the field of grinding machine clamps, in particular to a grinding machine workpiece auxiliary device convenient for angle adjustment.
Background
A Grinding machine (Grinding machine) is a machine tool that grinds a workpiece with a Grinding tool to obtain a desired shape, size, and precision machining surface.
The grinding machine is classified into a general cylindrical grinding machine, a conventional cylindrical grinding machine, a coordinate grinding machine, a centerless grinding machine, etc. The grinding action of the grinding machine is grinding, the grinding work is the primary place in the machining, the sharpening of the cutting tool and the accurate manufacture of the mechanical parts are all dependent on the grinding work, the grinding work is also a part of the accurate machining, and meanwhile, the grinding machine clamp is a clamp used on the grinding machine. The grinding machine is used for grinding with high precision and quite small rough surface, and can perform high-efficiency grinding. The grinding machine can be used for processing materials with quite high hardness such as quenched steel, hard alloy and the like, and also can be used for processing materials with higher brittleness such as glass, granite and the like.
At present, in the existing grinding machine, the grinding angle of a workpiece needs to be adjusted at any time according to the grinding condition of the workpiece to change the grinding position, but after the workpiece is positioned, the angle of the workpiece is difficult to adjust again by the grinding machine fixture in the prior art, so that the workpiece is affected by the limitation of the grinding machine fixture in the grinding process.
Disclosure of Invention
According to the grinding machine workpiece auxiliary device convenient for angle adjustment, the technical problem that the workpiece can be affected by the limitation of the grinding machine clamp in the grinding process is solved, and the angle of the workpiece is difficult to adjust again after the workpiece is positioned by the grinding machine clamp in the prior art is solved.
The technical scheme adopted by the embodiment of the application is as follows:
the utility model provides a grinding machine work piece auxiliary device convenient to angle regulation, includes base, is used for supporting the brace table of work piece, is used for locating device of work piece, is used for supporting the backup pad of brace table, sets up the swivelling joint on the backup pad, sets up the spacing groove on the base and is used for driving the swivelling mechanism of swivelling joint rotation; the supporting table is arranged on the supporting plate; the supporting plate is provided with a plurality of groups of positioning devices which are arranged in a circumferential array; the rotating block is rotationally connected to the limiting groove; the rotating mechanism is arranged on the base, and is connected with the rotating block in a transmission way.
The further technical scheme is as follows: the positioning device comprises a guide rod, a guide sliding block, an arc-shaped stop block, a rack, a first gear, a first driving device and a supporting rod, wherein the guide sliding block is connected to the guide rod in a sliding manner, the arc-shaped stop block is used for abutting against a workpiece, the rack is used for driving the guide sliding block to slide, the first gear is connected to the rack in a meshed manner, the first driving device is used for driving the first gear to rotate, and the supporting rod is arranged on the supporting plate; the guide rod is arranged on the support rod; the arc-shaped stop block is arranged at one end part of the guide sliding block; the rack is arranged on one side of the guide sliding block; the first gear is arranged on the output shaft of the first driving device; the first driving device is mounted on the support plate.
The further technical scheme is as follows: the rotating mechanism comprises a second gear, a second driving device for driving the second gear to rotate and a third gear rotating around the rotating block; the second gear is arranged on the output shaft of the second driving device; the second driving device is arranged on the base; the second gear is meshed with the third gear.
The further technical scheme is as follows: the positioning device further comprises a damping block; the damping blocks are arranged on the arc-shaped stop blocks in a plurality of groups and are arranged in an arc-shaped array.
The further technical scheme is as follows: the first drive means is preferably an electric motor.
The further technical scheme is as follows: the second drive means is preferably an electric motor.
One or more technical solutions provided in the embodiments of the present application at least have the following technical effects or advantages:
1. because the setting of base, brace table, positioner, backup pad, turning block, spacing groove and slewing mechanism has been adopted, when needs carry out the fixation to the work piece, at first the staff places the work piece on the brace table, then through setting up six sets of positioner simultaneous workings in the backup pad for six sets of positioner support simultaneously on the work piece outside, can fix the work piece of placing on the brace table this moment. When needing to carry out angle modulation to fixed work piece, the staff rotates through slewing mechanism drive slewing block, because the slewing block rotates to be connected on the spacing groove, backup pad fixed connection is on the slewing block simultaneously, consequently rotate through slewing mechanism drive slewing block, can drive the backup pad and rotate together, and then can drive the work piece of fixing on the brace table and rotate together, consequently can realize carrying out angle modulation to fixed work piece, whole operational process is simple reliable, the staff operation of being convenient for has improved the practicality of this grinding machine work piece auxiliary device to a certain extent simultaneously.
2. Because the setting of guide bar, direction slider, arc dog, rack, first gear, first drive arrangement and bracing piece has been adopted, when the work piece was placed on the brace table, the staff was rotated through first drive arrangement output shaft drive first gear, because first gear and rack meshing are connected, rack fixed connection is on the direction slider simultaneously, therefore when first gear rotated, the rack can take the direction slider to slide along the guide bar. When the guide sliding block slides, each group of arc-shaped stop blocks simultaneously firmly lean against the workpiece, and the workpiece placed on the supporting table can be positioned at the moment. When the workpiece is required to be taken down, the worker drives the first gear to reversely rotate through the output shaft of the first driving device, so that the guide sliding block slides to the original position on the guide rod, the arc-shaped stop block can be separated from the workpiece, the workpiece on the supporting table can be taken out by the worker, and the whole operation process is simple and reliable, so that the worker can operate conveniently.
3. Due to the arrangement of the second gear, the second driving device and the third gear, when the rotating block is required to be driven to rotate in the limiting groove, a worker drives the second gear to rotate through the output shaft of the second driving device, and due to the fact that the second gear is meshed with the third gear and is fixedly connected to the rotating block, when the second gear is driven to rotate by the output shaft of the second driving device, the third gear and the rotating block can be driven to rotate together. The workpiece fixed on the supporting table can be subjected to angle adjustment by rotating the rotating block.
4. Due to the adoption of the arrangement of the damping blocks, when a plurality of groups of arc-shaped stop blocks simultaneously lean against a workpiece, the damping blocks on the arc-shaped stop blocks can be in contact with the workpiece. The damping block can be in contact with the workpiece, so that the friction force between the arc-shaped stop block and the workpiece can be increased to a certain extent, and the workpiece can be positioned more stably.
Drawings
Fig. 1 is a schematic diagram of the overall structure of a grinding machine workpiece auxiliary device with angle adjustment convenience in an embodiment of the invention.
Fig. 2 is a schematic diagram of a part of a structure for showing a connection relationship between a rotating block and a limiting groove in an embodiment of the present invention.
Fig. 3 is a schematic view of a portion of a structure for embodying a positioning device according to an embodiment of the present invention.
Fig. 4 is a schematic view of a part of a structure for embodying a connection relationship between a guide bar and a guide slider in an embodiment of the present invention.
Fig. 5 is a schematic view of a part of a structure for showing a positional relationship between a damping block and an arc-shaped stop in an embodiment of the present invention.
Fig. 6 is a schematic view of a part of a structure for embodying a rotation mechanism in an embodiment of the present invention.
In the figure: 1. a base; 2. a support table; 3. a positioning device; 31. a guide rod; 32. a guide slide block; 33. an arc-shaped stop block; 34. a rack; 35. a first gear; 36. a first driving device; 37. a support rod; 38. a damping block; 4. a support plate; 5. a rotating block; 6. a limit groove; 7. a rotating mechanism; 71. a second gear; 72. a second driving device; 73. and a third gear.
Detailed Description
According to the grinding machine workpiece auxiliary device convenient for angle adjustment, the technical problem that the workpiece can be affected by the limitation of the grinding machine clamp in the grinding process is solved, and the angle of the workpiece is difficult to adjust again after the workpiece is positioned by the grinding machine clamp in the prior art is solved.
The technical scheme in the embodiment of the application aims to solve the problems, and the overall thought is as follows:
in order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
The utility model provides a grinding machine work piece auxiliary device convenient to angle regulation, as shown in fig. 1 and 2, includes base 1, is used for supporting the brace table 2 of work piece, is used for locating device 3 of work piece, is used for supporting the backup pad 4 of brace table 2, sets up the turning block 5 on backup pad 4, sets up spacing groove 6 on base 1 and is used for driving turning mechanism 7 of turning block 5 pivoted. The support table 2 is provided on a support plate 4. A plurality of groups of positioning devices 3 arranged in a circumferential array are arranged on the supporting plate 4. The rotating block 5 is rotatably connected to the limit groove 6. The rotating mechanism 7 is arranged on the base 1, and the rotating mechanism 7 is connected with the rotating block 5 in a transmission way.
The rotating block 5 is fixedly connected to the bottom of the supporting plate 4. The limit groove 6 is fixedly connected to the top of the base 1. The supporting table 2 is fixedly connected to the center of the top of the supporting plate 4. Six groups of positioning devices 3 arranged in a circumferential array are fixedly connected to the top of the supporting plate 4. The rotating block 5 is rotationally connected to the limiting groove 6, and meanwhile the rotating block 5 is clamped on the limiting groove 6. The rotating mechanism 7 is fixedly arranged on the top of the base 1. The rotating mechanism 7 is connected to the rotating block 5 in a transmission way, so that the rotating mechanism 7 can drive the rotating block 5 to rotate on the limiting groove 6.
Due to the adoption of the arrangement of the base 1, the supporting table 2, the positioning device 3, the supporting plate 4, the rotating block 5, the limiting groove 6 and the rotating mechanism 7, when the workpiece is required to be fixed, firstly, a worker places the workpiece on the supporting table 2, then, the six groups of positioning devices 3 arranged on the supporting plate 4 work simultaneously, the six groups of positioning devices 3 are propped against the outer side of the workpiece simultaneously, and at the moment, the workpiece placed on the supporting table 2 can be fixed. When needing to carry out angle modulation to fixed work piece, the staff rotates through rotating mechanism 7 drive rotating block 5, because rotating block 5 rotates to be connected on spacing groove 6, backup pad 4 fixed connection is on rotating block 5 simultaneously, consequently, drive rotating block 5 through rotating mechanism 7 and rotate, can drive backup pad 4 and rotate together, and then can drive the work piece of fixing on supporting bench 2 and rotate together, consequently can realize carrying out angle modulation to fixed work piece, whole operational process is simple reliable, the staff operation of being convenient for has improved this grinding machine work piece auxiliary device's practicality to a certain extent simultaneously.
As shown in fig. 3 and 4, the positioning device 3 includes a guide rod 31, a guide slider 32 slidably connected to the guide rod 31, an arc-shaped stopper 33 for abutting against a workpiece, a rack 34 for driving the guide slider 32 to slide, a first gear 35 engaged with the rack 34, a first driving device 36 for driving the first gear 35 to rotate, and a support rod 37 provided on the support plate 4. The guide bar 31 is provided on the support bar 37. An arc stopper 33 is provided at one end of the guide slider 32. A rack 34 is provided on one side of the guide slider 32. The first gear 35 is arranged on the output shaft of the first drive 36. The first drive means 36 are mounted on the support plate 4.
The guide slide 32 is sleeved on one end of the guide rod 31. The sliding opening of the guide slide block 32 is provided with a clamping block, and one end of the guide rod 31, which is far away from the sliding opening of the guide slide block 32, is provided with a protruding block. When the guide slider 32 slides to the maximum travel along the guide rod 31, the clamping block at the sliding opening of the guide slider 32 will abut against the protruding block at one end of the guide rod 31 at this time, so that the guide slider 32 can be prevented from falling off from the guide rod 31 in the sliding process. The support bar 37 is fixedly connected to the top of the support plate 4. The guide bar 31 is fixedly connected to the support bar 37. The arc-shaped stop 33 is fixedly connected to the end of the guide slider 32, which is far away from the sliding opening. The rack 34 is fixedly connected to one side of the guide slider 32. The first drive means 36 is preferably an electric motor. The first gear 35 is fixedly connected to the output shaft of the first drive 36. The first driving means 36 is mounted on top of the support plate 4.
Due to the arrangement of the guide rod 31, the guide slide block 32, the arc-shaped stop block 33, the rack 34, the first gear 35, the first driving device 36 and the supporting rod 37, when a workpiece is placed on the supporting table 2, a worker drives the first gear 35 to rotate through the output shaft of the first driving device 36, and the first gear 35 is meshed with the rack 34 and is fixedly connected to the guide slide block 32, so that the rack 34 can slide along the guide rod 31 with the guide slide block 32 when the first gear 35 rotates. When the guide slide block 32 slides, each group of arc-shaped stop blocks 33 simultaneously firmly abuts against the workpiece, the workpiece placed on the supporting table 2 can be positioned. When the workpiece needs to be taken down, the worker drives the first gear 35 to reversely rotate through the output shaft of the first driving device 36, so that the guide sliding block 32 slides to the original position on the guide rod 31, the arc-shaped stop block 33 can be separated from the workpiece, and then the worker can take out the workpiece on the supporting table 2.
As shown in fig. 6, the rotation mechanism 7 includes a second gear 71, a second driving device 72 for driving the second gear 71 to rotate, and a third gear 73 rotating around the rotation block 5. The second gear 71 is provided on the output shaft of the second drive 72. The second driving device 72 is mounted on the base 1. The second gear 71 is in meshed connection with the third gear 73.
The second drive means 72 is preferably an electric motor. The second gear 71 is fixedly connected to the output shaft of the second drive 72. The second driving device 72 is detachably and fixedly mounted on the top of the base 1 by bolts. The third gear 73 is fixedly connected to the outside of the rotating block 5.
Due to the arrangement of the second gear 71, the second driving device 72 and the third gear 73, when the rotating block 5 needs to be driven to rotate in the limiting groove 6, a worker drives the second gear 71 to rotate through the output shaft of the second driving device 72, and because the second gear 71 is in meshed connection with the third gear 73 and the third gear 73 is fixedly connected to the rotating block 5, when the second gear 71 is driven to rotate by the output shaft of the second driving device 72, the third gear 73 and the rotating block 5 can be driven to rotate together. The workpiece fixed on the supporting table 2 can be subjected to angle adjustment by rotating the rotating block 5.
As shown in fig. 5, the positioning device 3 further comprises a damping block 38. The arc-shaped stop block 33 is provided with a plurality of groups of damping blocks 38 arranged in an arc-shaped array.
The arc-shaped stop block 33 is used for fixedly connecting a plurality of groups of damping blocks 38 which are arranged in an arc-shaped array on an arc-shaped surface abutting against the workpiece.
Due to the provision of the damping blocks 38, when several groups of arc-shaped stoppers 33 simultaneously abut against the workpiece, the damping blocks 38 on the arc-shaped stoppers 33 will be in contact with the workpiece. The damping block 38 can be in contact with the workpiece, so that the friction force between the arc-shaped stop block 33 and the workpiece can be increased to a certain extent, and the workpiece can be positioned more stably.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (6)
1. The grinding machine workpiece auxiliary device convenient for angle adjustment is characterized by comprising a base (1), a supporting table (2) for supporting a workpiece, a positioning device (3) for positioning the workpiece, a supporting plate (4) for supporting the supporting table (2), a rotating block (5) arranged on the supporting plate (4), a limiting groove (6) arranged on the base (1) and a rotating mechanism (7) for driving the rotating block (5) to rotate; the supporting table (2) is arranged on the supporting plate (4); a plurality of groups of positioning devices (3) which are arranged in a circumferential array are arranged on the supporting plate (4); the rotating block (5) is rotationally connected to the limiting groove (6); the rotating mechanism (7) is arranged on the base (1), and meanwhile, the rotating mechanism (7) is connected with the rotating block (5) in a transmission way.
2. A grinding machine work auxiliary device for facilitating angle adjustment according to claim 1, characterized in that the positioning device (3) comprises a guide rod (31), a guide slide block (32) slidingly connected to the guide rod (31), an arc-shaped stop block (33) for abutting against a work piece, a rack (34) for driving the guide slide block (32) to slide, a first gear (35) engaged and connected to the rack (34), a first driving device (36) for driving the first gear (35) to rotate, and a support bar (37) arranged on the support plate (4); the guide rod (31) is arranged on the support rod (37); the arc-shaped stop block (33) is arranged at one end part of the guide sliding block (32); the rack (34) is arranged on one side of the guide sliding block (32); the first gear (35) is arranged on the output shaft of the first driving device (36); the first drive device (36) is mounted on the support plate (4).
3. A grinding machine work auxiliary device for facilitating angle adjustment according to claim 2, characterized in that the rotation mechanism (7) comprises a second gear (71), a second driving means (72) for driving the second gear (71) in rotation and a third gear (73) rotating around the rotation block (5); the second gear (71) is arranged on the output shaft of the second driving device (72); the second driving device (72) is arranged on the base (1); the second gear (71) is in meshed connection with the third gear (73).
4. A grinding machine work piece support device for facilitating the adjustment of angles according to claim 2, characterized in that said positioning device (3) further comprises a damping block (38); the arc-shaped stop block (33) is provided with a plurality of groups of damping blocks (38) which are arranged in an arc-shaped array.
5. A grinding machine work piece support device for facilitating angle adjustment according to claim 2, characterized in that the first drive means (36) is preferably an electric motor.
6. A grinding machine work piece support device for facilitating angle adjustment according to claim 3, characterized in that said second drive means (72) is preferably an electric motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410106349.7A CN117863076A (en) | 2024-01-25 | 2024-01-25 | Grinding machine workpiece auxiliary device convenient for angle adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410106349.7A CN117863076A (en) | 2024-01-25 | 2024-01-25 | Grinding machine workpiece auxiliary device convenient for angle adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117863076A true CN117863076A (en) | 2024-04-12 |
Family
ID=90580880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410106349.7A Pending CN117863076A (en) | 2024-01-25 | 2024-01-25 | Grinding machine workpiece auxiliary device convenient for angle adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117863076A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119141477A (en) * | 2024-11-20 | 2024-12-17 | 苏州祥利家用电器有限公司 | Tool table for assembling dust collector |
-
2024
- 2024-01-25 CN CN202410106349.7A patent/CN117863076A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119141477A (en) * | 2024-11-20 | 2024-12-17 | 苏州祥利家用电器有限公司 | Tool table for assembling dust collector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108466184A (en) | Convenient for the bench vice of the multimode clamping of pincers worker operation | |
| CN212330408U (en) | A cutting fixture based on high-precision CNC lathe | |
| CN117863076A (en) | Grinding machine workpiece auxiliary device convenient for angle adjustment | |
| US8087858B2 (en) | Vise-mounted milling machine collet indexer | |
| CN218612058U (en) | Gear grinding machine gear clamp convenient to adjust | |
| CN107138986B (en) | Novel rigid-flexible interchangeable clamping device | |
| CN220944429U (en) | Tool for grinding milling blade | |
| CN118219079A (en) | Shaft sleeve processing equipment for RV (RV) quasi-double-sided speed reducer | |
| CN219521702U (en) | Automatic steel pipe polishing machine | |
| CN213106152U (en) | Vertical grinding machine for improving machining quality | |
| CN216371184U (en) | Positioning jig for CNC (computer numerical control) machining of high-precision parts | |
| CN217371425U (en) | Multifunctional clamp workbench | |
| CN214561649U (en) | A upset anchor clamps equipment for processing of compound tenon fourth of twelve earthly branches | |
| CN221389948U (en) | Lathe convenient to work piece centre gripping | |
| CN221048167U (en) | Stable clamp for grinding machine | |
| CN222493403U (en) | Grinding device | |
| CN113319677B (en) | Outer R cutter lapping machine | |
| CN222404467U (en) | A CNC machining center that is easy to quickly clamp | |
| CN118024138A (en) | Be applied to quick clamping device of grinding machine work piece | |
| CN221290282U (en) | Multi-station operation table | |
| CN222113919U (en) | A processing clamping mechanism for a laser engraving machine | |
| CN219426164U (en) | Combined tool for machining high-precision small-diameter pin holes | |
| CN222308493U (en) | A mold processing positioning clamping seat | |
| CN222155093U (en) | Integral positioning and adjusting device of grinding machine | |
| CN220145242U (en) | Positioning tool for machining mechanical parts |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |