CN219095282U - Lost foam cutting device - Google Patents
Lost foam cutting device Download PDFInfo
- Publication number
- CN219095282U CN219095282U CN202223547832.4U CN202223547832U CN219095282U CN 219095282 U CN219095282 U CN 219095282U CN 202223547832 U CN202223547832 U CN 202223547832U CN 219095282 U CN219095282 U CN 219095282U
- Authority
- CN
- China
- Prior art keywords
- fixed mounting
- seat
- frame
- cutting device
- lost foam
- 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.)
- Active
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 48
- 239000006260 foam Substances 0.000 title claims abstract description 46
- 238000006073 displacement reaction Methods 0.000 claims description 38
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000033001 locomotion Effects 0.000 claims description 8
- 230000003028 elevating effect Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002984 plastic foam Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model discloses a lost foam cutting device, which relates to the technical field of lost foam cutting, and particularly relates to a lost foam cutting device, which comprises a support frame, wherein a support plate is fixedly arranged on one side of the support frame, a motor seat is fixedly arranged at the bottom of the support plate, a first servo motor is fixedly arranged in the motor seat, a driving gear is fixedly arranged at the output end of the first servo motor, a rotating shaft is rotatably connected in the support plate, a driven gear is fixedly arranged at the bottom of the rotating shaft, the outer side of the driven gear is meshed with the outer side of the driving gear, and a rotating disc is fixedly arranged at the top of the rotating shaft. According to the lost foam cutting device, due to the arrangement of the sliding frame 13, the lost foam cutting device has the effect that the foam blocks are smoothly free of clamping in the cutting process, so that the stability of the whole device is guaranteed, and the purpose of improving the processing quality of the lost foam is achieved.
Description
Technical Field
The utility model relates to the technical field of lost foam cutting, in particular to a lost foam cutting device.
Background
The lost foam is formed by foam processing, and in the processing process of the lost foam, unprocessed complete plastic foam needs to be cut, and most lost foam needs to be cut on cutting equipment, so that the cut foam blocks are more attractive.
When the existing cutting device is used for cutting, the cutting surface of the foam is uneven in cutting, and the foam block cannot be extruded and fixed in the cutting process, so that the processing quality and the appearance of the lost foam are affected.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a lost foam cutting device, which solves the problems in the background art.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a vanishing die cutting device, includes the support frame, one side fixed mounting of support frame has the backup pad, the bottom fixed mounting of backup pad has the motor cabinet, the inside fixed mounting of motor cabinet has first servo motor, the output fixed mounting of first servo motor has the driving gear, the inside rotation of backup pad is connected with the rotation axis, the bottom fixed mounting of rotation axis has driven gear, driven gear's outside meshing is in the outside of driving gear, the top fixed mounting of rotation axis has the rotary disk, the sliding tray has been seted up at the top of support frame, the inside rotation of sliding tray is connected with first lead screw, the outside transmission of first lead screw is connected with the sliding seat, the one end fixed mounting of support frame has the supporting seat, the inside fixed mounting of supporting seat has second servo motor, the output fixed mounting of second servo motor has the carriage at the one end of first lead screw, the top fixed mounting of sliding seat has the carriage.
Optionally, fixed plate is fixed mounting below the top of carriage, one side fixed mounting of fixed plate has the fixing base, the inside fixed mounting of fixing base has first electric telescopic handle, the opposite side fixed mounting of fixed plate has the displacement post, the outside sliding connection of displacement post has the displacement seat, the one end at the displacement seat is fixed mounting to the extension end of first electric telescopic handle, one side fixed mounting of displacement seat has the mount.
Optionally, a third servo motor is fixedly installed on one side of the fixing frame, a driving belt pulley is fixedly installed at the output end of the third servo motor, and a belt is connected to the outer side of the driving belt pulley in a transmission mode.
Optionally, one side of mount rotates and is connected with the second lead screw, the outside transmission of second lead screw is connected with the elevating seat, one side sliding connection of elevating seat is in one side of mount.
Optionally, a connecting seat is fixedly installed on one side of the lifting seat, a driving motor is fixedly installed in the connecting seat, and a cutting disc is fixedly installed at the output end of the driving motor.
Optionally, the displacement groove has been seted up to top one side of backup pad, the inside in displacement groove rotates and is connected with the third lead screw, and the one end fixed mounting of third lead screw has the knob, the outside transmission of third lead screw is connected with the removal seat, the outside sliding connection of removal seat is in the inside in displacement groove.
Optionally, the top fixed mounting of removal seat has the link, one side fixed mounting of link has the electronic telescopic link of second, one side fixed mounting of link has the mounting bracket, the inside sliding connection of mounting bracket has the propelling movement frame.
Optionally, the end fixed mounting that stretches out of second electric telescopic handle is in the one end of propelling movement frame, one side of propelling movement frame rotates and is connected with the clamping frame, one side of clamping frame rotates and is connected with the rotating turret, one end of rotating turret rotates and is connected in one side of mounting bracket.
(III) beneficial effects
The utility model provides a lost foam cutting device, which has the following beneficial effects:
1. this lost foam cutting device, through the setting of carriage 13, make this lost foam cutting device possess the effect that makes the foam piece smooth no block in the cutting process, through first servo motor 4, driving gear 5, rotation axis 6, driven gear 7, rotary disk 8, sliding tray 9, sliding seat 10, supporting seat 11, the cooperation setting of second servo motor 12, carriage 13, can open first servo motor 4 in the in-process of using, the output of first servo motor 4 can drive first lead screw rotation, first lead screw can drive sliding seat 10 in the inside slip of sliding tray 9, sliding seat 10 can drive sliding frame 13 motion, open first electric telescopic handle 16 simultaneously, the extension end of first electric telescopic handle 16 can drive displacement seat 18 in the outside slip of displacement post 17, and then make cutting dish 25 remove suitable position, then open third servo motor 20, the output of third servo motor 20 can drive driven pulley rotation through the belt, the driving pulley can drive second lead screw 21 rotation, second drive lifting seat 21 can drive lifting seat 22 in the side of 19 and can drive the driven pulley rotation through the belt, the whole device that has reached the stability that has reached the cutting device that has guaranteed that the quality is lost foam piece can be reached simultaneously in the position of the fixed frame 23.
2. This vanishing die cutting device, through the setting of clamping frame 34, make this vanishing die cutting device possess the effect that the problem that the foam piece rocked appears when having avoided the cutting knife to cut the foam piece, through displacement groove 26, third lead screw 27, knob 28, remove seat 29, link 30, second electric telescopic handle 31, mounting bracket 32, pushing frame 33, clamping frame 34 and the cooperation setting of rotating frame 35, can twist knob 28 in the in-process of using, knob 28 can drive third lead screw 27 rotation, third lead screw 27 can drive and remove seat 29, remove seat 29 can drive link 30 motion, make the one end that clamping frame 34 moved the foam piece, reopen second electric telescopic handle 31, the extension end of second electric telescopic handle 31 can drive pushing frame 33 and slide in the inside of mounting bracket 32, simultaneously pushing frame 33 can drive the one end of clamping frame 34, clamping frame 34 can drive the one end of rotating frame 35, make rotating frame 35 rotate in one side of mounting bracket 32, and then the one end of clamping foam piece of messenger's 34, thereby the higher practicality of fixing effect has been played, and better effect has been reached.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;
FIG. 2 is a schematic view of the structure of the support plate of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
fig. 4 is an enlarged schematic view of the structure of fig. 1B according to the present utility model.
In the figure: 1. a support frame; 2. a support plate; 3. a motor base; 4. a first servo motor; 5. a drive gear; 6. a rotation shaft; 7. a driven gear; 8. a rotating disc; 9. a sliding groove; 10. a sliding seat; 11. a support base; 12. a second servo motor; 13. a carriage; 14. a fixing plate; 15. a fixing seat; 16. a first electric telescopic rod; 17. a displacement column; 18. a displacement seat; 19. a fixing frame; 20. a third servo motor; 21. a second lead screw; 22. a lifting seat; 23. a connecting seat; 24. a driving motor; 25. a cutting disc; 26. a displacement groove; 27. a third lead screw; 28. a knob; 29. a movable seat; 30. a connecting frame; 31. a second electric telescopic rod; 32. a mounting frame; 33. pushing a frame; 34. a clamping frame; 35. and a rotating frame.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1
Referring to fig. 1 to 3, the present utility model provides the following technical solutions: the lost foam cutting device comprises a support frame 1, a support plate 2 is fixedly arranged on one side of the support frame 1, a motor seat 3 is fixedly arranged at the bottom of the support plate 2, a first servo motor 4 is fixedly arranged in the motor seat 3, a driving gear 5 is fixedly arranged at the output end of the first servo motor 4, a rotating shaft 6 is rotatably connected in the support plate 2, a driven gear 7 is fixedly arranged at the bottom of the rotating shaft 6, the outer side of the driven gear 7 is meshed with the outer side of the driving gear 5, a rotating disk 8 is fixedly arranged at the top of the rotating shaft 6, a sliding groove 9 is formed in the top of the support frame 1, a first screw is rotatably connected in the sliding groove 9, a sliding seat 10 is in transmission connection with the outer side of the first screw, a support seat 11 is fixedly arranged at one end of the support frame 1, a second servo motor 12 is fixedly arranged in the support seat 11, the output end of the second servo motor 12 is fixedly arranged at one end of the first screw, the top of the sliding seat 10 is fixedly provided with a sliding frame 13, a fixed plate 14 is fixedly arranged below the top of the sliding frame 13, one side of the fixed plate 14 is fixedly provided with a fixed seat 15, the inside of the fixed seat 15 is fixedly provided with a first electric telescopic rod 16, the other side of the fixed plate 14 is fixedly provided with a displacement column 17, the outer side of the displacement column 17 is in sliding connection with a displacement seat 18, the extending end of the first electric telescopic rod 16 is fixedly arranged at one end of the displacement seat 18, one side of the displacement seat 18 is fixedly provided with a fixed frame 19, one side of the fixed frame 19 is fixedly provided with a third servo motor 20, the output end of the third servo motor 20 is fixedly provided with a driving pulley, the outer side of the driving pulley is in transmission connection with a belt, one side of the fixed frame 19 is in rotation connection with a second lead screw 21, the outer side of the second lead screw 21 is in transmission connection with a lifting seat 22, one side sliding connection of lifting seat 22 is in one side of mount 19, and lifting seat 22's one side fixed mounting has connecting seat 23, and connecting seat 23's inside fixed mounting has driving motor 24, and driving motor 24's output fixed mounting has cutting dish 25, through the setting of carriage 13, makes this lost foam cutting device possess the effect that makes the foam piece smoothly do not have the block at the cutting process to the effect of having played the stability of having guaranteed whole device has reached the purpose that has improved lost foam's processingquality.
During the use, through first servo motor 4, driving gear 5, rotation axis 6, driven gear 7, rotary disk 8, sliding tray 9, sliding seat 10, supporting seat 11, second servo motor 12, the cooperation setting of carriage 13, can open first servo motor 4 in the in-process of using, the output of first servo motor 4 can drive first lead screw rotation, first lead screw can drive sliding seat 10 and slide in the inside of sliding tray 9, sliding seat 10 can drive the carriage 13 motion, open first electric telescopic handle 16 simultaneously, the extension end of first electric telescopic handle 16 can drive displacement seat 18 and slide in the outside of displacement post 17, and then make cutting dish 25 remove suitable position, then open third servo motor 20, the output of third servo motor 20 can drive the driving pulley rotation, the driving pulley can drive driven pulley rotation through the belt, driven pulley can drive second lead screw 21 rotation, second lead screw 21 can drive elevating socket 22 and slide in one side of mount 19, elevating socket 22 can drive cutting dish 25 through connecting seat 23 and descend to the position simultaneously, thereby the stability of whole device has been guaranteed the improvement of the purpose of losing quality.
Example 2
Referring to fig. 1 to 4, the present utility model provides the following technical solutions: the lost foam cutting device comprises a support frame 1, a support plate 2 is fixedly arranged on one side of the support frame 1, a motor seat 3 is fixedly arranged at the bottom of the support plate 2, a first servo motor 4 is fixedly arranged in the motor seat 3, a driving gear 5 is fixedly arranged at the output end of the first servo motor 4, a rotating shaft 6 is rotatably connected in the support plate 2, a driven gear 7 is fixedly arranged at the bottom of the rotating shaft 6, the outer side of the driven gear 7 is meshed with the outer side of the driving gear 5, a rotating disk 8 is fixedly arranged at the top of the rotating shaft 6, a sliding groove 9 is formed in the top of the support frame 1, a first screw is rotatably connected in the sliding groove 9, a sliding seat 10 is in transmission connection with the outer side of the first screw, a support seat 11 is fixedly arranged at one end of the support frame 1, a second servo motor 12 is fixedly arranged in the support seat 11, the output end of the second servo motor 12 is fixedly arranged at one end of the first screw, the top of the sliding seat 10 is fixedly provided with a sliding frame 13, a fixed plate 14 is fixedly arranged below the top of the sliding frame 13, one side of the fixed plate 14 is fixedly provided with a fixed seat 15, the inside of the fixed seat 15 is fixedly provided with a first electric telescopic rod 16, the other side of the fixed plate 14 is fixedly provided with a displacement column 17, the outer side of the displacement column 17 is in sliding connection with a displacement seat 18, the extending end of the first electric telescopic rod 16 is fixedly arranged at one end of the displacement seat 18, one side of the displacement seat 18 is fixedly provided with a fixed frame 19, one side of the fixed frame 19 is fixedly provided with a third servo motor 20, the output end of the third servo motor 20 is fixedly provided with a driving pulley, the outer side of the driving pulley is in transmission connection with a belt, one side of the fixed frame 19 is in rotation connection with a second lead screw 21, the outer side of the second lead screw 21 is in transmission connection with a lifting seat 22, one side of the lifting seat 22 is slidably connected to one side of the fixed frame 19, one side of the lifting seat 22 is fixedly provided with a connecting seat 23, the inside of the connecting seat 23 is fixedly provided with a driving motor 24, the output end of the driving motor 24 is fixedly provided with a cutting disc 25, one side of the top of the supporting plate 2 is provided with a displacement groove 26, the inside of the displacement groove 26 is rotationally connected with a third screw rod 27, one end of the third screw rod 27 is fixedly provided with a knob 28, the outside of the third screw rod 27 is in transmission connection with a movable seat 29, the outside of the movable seat 29 is in sliding connection with the inside of the displacement groove 26, the top of the movable seat 29 is fixedly provided with a connecting frame 30, one side of the connecting frame 30 is fixedly provided with a second electric telescopic rod 31, one side fixed mounting of link 30 has mounting bracket 32, the inside sliding connection of mounting bracket 32 has pushing frame 33, the one end at pushing frame 33 is fixed to the end fixed mounting that stretches out of second electric telescopic handle 31, one side rotation of pushing frame 33 is connected with clamping frame 34, one side rotation of clamping frame 34 is connected with rotating frame 35, one end rotation of rotating frame 35 is connected in one side of mounting bracket 32, through the setting of clamping frame 34, make this lost foam cutting device possess avoided the cutting knife to cut the foam piece when the foam piece appears the effect of rocking, thereby played fixed effectual effect, reached the higher purpose of practicality.
During the use, through displacement groove 26, the third lead screw 27, knob 28, remove seat 29, link 30, the electronic telescopic handle 31 of second, mounting bracket 32, push away frame 33, clamping frame 34 and rotating turret 35's cooperation setting, can twist knob 28 in the in-process of using, knob 28 can drive the rotation of third lead screw 27, the third lead screw 27 can drive and remove seat 29, it can drive link 30 motion to remove the one end of foam piece to remove clamping frame 34, reopen second electronic telescopic handle 31, the extension end of second electronic telescopic handle 31 can drive push away frame 33 and slide in the inside of mounting bracket 32, push away the one end of clamping frame 34 can be driven simultaneously, clamping frame 34 can drive the one end of rotating turret 35, make rotating turret 35 rotate in one side of mounting bracket 32, and then make the one end of clamping frame 34 clamp the one end of foam piece, thereby the effect that has been played is fixed, the higher purpose of practicality has been reached.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. The utility model provides a vanishing die cutting device, includes support frame (1), its characterized in that: one side fixed mounting of support frame (1) has backup pad (2), the bottom fixed mounting of backup pad (2) has motor cabinet (3), the inside fixed mounting of motor cabinet (3) has first servo motor (4), the output fixed mounting of first servo motor (4) has driving gear (5), the inside rotation of backup pad (2) is connected with rotation axis (6), the bottom fixed mounting of rotation axis (6) has driven gear (7), the outside meshing of driven gear (7) is in the outside of driving gear (5), the top fixed mounting of rotation axis (6) has rotary disk (8), sliding tray (9) have been seted up at the top of support frame (1), the inside rotation of sliding tray (9) is connected with first lead screw, the outside transmission of first lead screw is connected with sliding tray (10), the one end fixed mounting of support frame (1) has supporting seat (11), the inside fixed mounting of supporting seat (11) has second servo motor (12), the output fixed mounting of second servo motor (12) is in the outside of driving gear (5), the top of sliding tray (13).
2. A lost foam cutting device according to claim 1, wherein: the utility model discloses a sliding rack, including carriage (13), fixed plate (14) are installed to top below fixed mounting, one side fixed mounting of fixed plate (14) has fixing base (15), the inside fixed mounting of fixing base (15) has first electric telescopic handle (16), the opposite side fixed mounting of fixed plate (14) has displacement post (17), the outside sliding connection of displacement post (17) has displacement seat (18), the one end at displacement seat (18) is fixed to the extension end fixed mounting of first electric telescopic handle (16), one side fixed mounting of displacement seat (18) has mount (19).
3. A lost foam cutting device according to claim 2, wherein: a third servo motor (20) is fixedly arranged on one side of the fixing frame (19), a driving belt wheel is fixedly arranged at the output end of the third servo motor (20), and a belt is connected to the outer side of the driving belt wheel in a transmission manner.
4. A lost foam cutting device according to claim 3, wherein: one side of mount (19) rotates and is connected with second lead screw (21), the outside transmission of second lead screw (21) is connected with elevating seat (22), one side sliding connection of elevating seat (22) is in one side of mount (19).
5. The lost foam cutting device of claim 4, wherein: one side of the lifting seat (22) is fixedly provided with a connecting seat (23), the inside of the connecting seat (23) is fixedly provided with a driving motor (24), and the output end of the driving motor (24) is fixedly provided with a cutting disc (25).
6. The lost foam cutting device of claim 5, wherein: the utility model discloses a movable support for the electric motor, including backup pad (2), displacement groove (26) have been seted up on top one side of backup pad (2), the inside rotation in displacement groove (26) is connected with third lead screw (27), and one end fixed mounting of third lead screw (27) has knob (28), the outside transmission of third lead screw (27) is connected with and removes seat (29), the outside sliding connection of removing seat (29) is in the inside in displacement groove (26).
7. The lost foam cutting device of claim 6, wherein: the top fixed mounting who removes seat (29) has link (30), one side fixed mounting of link (30) has second electric telescopic handle (31), one side fixed mounting of link (30) has mounting bracket (32), the inside sliding connection of mounting bracket (32) has propelling movement frame (33).
8. The lost foam cutting device of claim 7, wherein: the second electric telescopic rod (31) is fixedly arranged at one end of the pushing frame (33), one side of the pushing frame (33) is rotationally connected with the clamping frame (34), one side of the clamping frame (34) is rotationally connected with the rotating frame (35), and one end of the rotating frame (35) is rotationally connected to one side of the mounting frame (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223547832.4U CN219095282U (en) | 2022-12-30 | 2022-12-30 | Lost foam cutting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223547832.4U CN219095282U (en) | 2022-12-30 | 2022-12-30 | Lost foam cutting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219095282U true CN219095282U (en) | 2023-05-30 |
Family
ID=86428180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223547832.4U Active CN219095282U (en) | 2022-12-30 | 2022-12-30 | Lost foam cutting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219095282U (en) |
-
2022
- 2022-12-30 CN CN202223547832.4U patent/CN219095282U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210024698U (en) | Efficient polishing device for sliding plate | |
| CN217648142U (en) | Automobile parts production and processing equipment of polishing | |
| CN111421584A (en) | New material processing is with fly-cutting device | |
| CN111590690B (en) | Wood board surface planing and polishing device | |
| CN116713849A (en) | Carbon brush processing equipment of polishing with upset function | |
| CN211491736U (en) | PCB circuit board side cut device | |
| CN219095282U (en) | Lost foam cutting device | |
| CN213858670U (en) | Ceramic plate surface polishing equipment | |
| CN213351626U (en) | Workpiece clamping mechanism of numerical control lathe | |
| CN218837205U (en) | Curtain aluminium veneer processing agency that prevention of seepage was passed through | |
| CN114043352B (en) | Automatic grinding device for metal materials | |
| CN218533925U (en) | Plastic disc edge deburring structure | |
| CN220145602U (en) | Wing surface polishing machine | |
| CN221184774U (en) | Drilling device for machining and manufacturing | |
| CN221135280U (en) | Trimming device for manufacturing metal material | |
| CN214025040U (en) | Redwood furniture processing grinding machanism | |
| CN220408935U (en) | Automatic trimming mechanism | |
| CN221065816U (en) | Polishing device for saw blade production | |
| CN220806779U (en) | Mechanical accessory polishing device | |
| CN219967384U (en) | Door and window processing edging device | |
| CN210389271U (en) | Sponge vertical cutting machine that machining efficiency is high | |
| CN219189660U (en) | Round timber board deburring device of polishing | |
| CN220007118U (en) | Edging device of annular plate | |
| CN219819101U (en) | Be used for circuit board to encircle grinding device | |
| CN221135445U (en) | Automatic slide bearing oil groove polishing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |