CN218592526U - Production is with improvement type terminal surface mill flat-bed machine - Google Patents
Production is with improvement type terminal surface mill flat-bed machine Download PDFInfo
- Publication number
- CN218592526U CN218592526U CN202223087072.3U CN202223087072U CN218592526U CN 218592526 U CN218592526 U CN 218592526U CN 202223087072 U CN202223087072 U CN 202223087072U CN 218592526 U CN218592526 U CN 218592526U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- motor
- polishing
- threaded rod
- plate
- 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
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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The utility model discloses an improvement type terminal surface grinds flat-bed machine for production, comprises a workbench, it has the non-mounting groove that link up to open in the middle of the workstation top, mounting groove inner chamber is equipped with the removal subassembly, remove subassembly top fixedly connected with centre gripping subassembly, workstation top a side symmetry fixedly connected with riser, riser one side is equipped with the runner assembly, the fixed runner that has cup jointed on the runner assembly changes the board, change board top fixedly connected with subassembly of polishing. An improvement type terminal surface mill flat-bed machine is used in production, through setting up runner assembly, the subassembly of polishing, remove subassembly, centre gripping subassembly etc. realized can freely adjusting the terminal surface position of polishing, can be suitable for not unidimensional plunger bushing's terminal surface and polish to the optional one or two terminal surfaces of polishing simultaneously, can conveniently install fast simultaneously and dismantle the plunger bushing, effectively improved the practicality of polishing efficiency and device.
Description
Technical Field
The utility model relates to a terminal surface grinds flat-bed machine, concretely relates to production is with improvement type terminal surface grinds flat-bed machine.
Background
The end face grinding machine is metallographic equipment used for performing a rough grinding process on the end part of a cut bar, and can improve the preparation quality and the work efficiency of the bar.
The utility model discloses a special terminal surface of plunger bushing production grinds mill flat-bed machine grinds flat-bed machine and puts, including workstation, two slide rails, slide, the cover body, the gasbag body, air inlet, gas outlet, motor, emery wheel, barometer, supporting seat, the body of pegging graft, cylinder and pulling mechanism, be equipped with slide rail and supporting seat on the workstation, the slide is installed to the cooperation on the slide rail, be equipped with the motor on the slide, be equipped with the emery wheel in the axis of rotation of motor, the rear end of slide is equipped with the cover body, the front end of supporting seat is equipped with the body of pegging graft in the rear end that the front end inserted the cover body, the internal gasbag body that is equipped with of cover between body of pegging graft and the slide, the rear end of gasbag body is equipped with air inlet and the gas outlet that passes the cover body, all be equipped with electromagnetic valve on air inlet and the gas outlet, compare with prior art, can convenient to use, the unity that the product ground is good.
But above-mentioned device grinds not unidimensional bar terminal surface at ordinary times in needs, especially grind at ordinary times to the processing bar of plunger bushing, the terminal surface is difficult to the adjustment position of polishing when polishing, can not be suitable for not unidimensional plunger bushing needs of polishing, plunger bushing has two terminal surfaces simultaneously, above-mentioned device can only grind a terminal surface once, low efficiency, influence process time, if simultaneously when needs are polished plunger bushing in batches, need not carry out the centre gripping with the plunger bushing ceaselessly and fix, need guarantee anchor clamps and the laminating of polishing, and for keeping the stability of polishing, need make the stable and the polishing centre gripping of anchor clamps, but above-mentioned device does not possess the function of the quick stable plunger bushing of changing. Therefore, we propose a new improved end face grinding machine for production.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides an improvement type terminal surface grinds flat-bed machine for production can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the improved end face grinding machine for production comprises a workbench, wherein a non-through mounting groove is formed in the middle of the top of the workbench, a moving assembly is arranged in the inner cavity of the mounting groove, a clamping assembly is fixedly connected to the top of the moving assembly and comprises a lower clamping plate, an upper clamping plate and a storage rack, the top of the lower clamping plate is symmetrically and rotatably connected with a second threaded rod, the two ends of the upper clamping plate are rotatably sleeved on the second threaded rod, the upper clamping plate and the second threaded rod are meshed and connected through threaded rotary grooves, an I-shaped lantern ring is fixedly connected to the top of the second threaded rod, a driven bevel gear is fixedly connected to the top of the I-shaped lantern ring, the two ends of the storage rack are rotatably sleeved in grooves of the two I-shaped lantern rings, a double-shaft motor is fixedly connected to the top of the storage rack, a driving bevel gear is fixedly connected to the output end of the double-shaft motor and meshed and connected with the driven bevel gear, a vertical plate is symmetrically and fixedly connected to one side of the top of the workbench, a rotating assembly is fixedly connected to the top of the rotating plate, and a rotating plate is fixedly connected with a grinding assembly.
As a further description of the above technical solution, the rotating assembly includes a second motor, the second motor is fixedly connected to one side of the vertical plate, an output end of the second motor penetrates through the vertical plate and is fixedly connected with a rotating shaft, and the rotating shaft is rotatably connected to one side of the two vertical plates, which is opposite to the vertical plate.
As a further description of the above technical scheme, the polishing assembly includes electric telescopic handle one, electric telescopic handle one fixed connection is in the commentaries on classics board top, electric telescopic handle one top fixedly connected with mounting panel one, mounting panel one side fixedly connected with electric telescopic handle two, two one sides fixedly connected with mounting panel two of electric telescopic handle, two one sides fixedly connected with motors of mounting panel three, three output end fixedly connected with polishing disc of motor.
As the further description of the technical scheme, the moving assembly comprises a first motor, the first motor is fixedly connected to the upper portion of one side of the workbench, an output end of the first motor penetrates through the side wall of the workbench to an inner cavity of the installation groove, a first threaded rod is fixedly connected, one end of the first threaded rod is rotatably connected to the side wall of the inner cavity of the installation groove, a sliding block is rotatably sleeved on the first threaded rod, the sliding block is meshed with the first threaded rod through a threaded rotary groove, and the top of the sliding block is fixedly connected with the bottom of the lower clamping plate.
As a further description of the above technical solution, the rotating plates are fixedly sleeved on the rotating shaft, and the two rotating plates are symmetrically arranged at two ends of the rotating shaft.
As a further description of the above technical solution, the first threaded rod and the rotating shaft are arranged perpendicular to each other.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. through setting up the runner assembly, the subassembly of polishing, remove the subassembly etc, start the polishing during operation, two drive pivots of starter motor rotate, thereby drive commentaries on classics board pivoted angle, thereby adjustment electric telescopic handle one's inclination, after the adjustment is accomplished, drive the mill through two electric telescopic handle and move towards plunger bushing department, three drive polishing disc rotations of starter motor simultaneously, thereby realize polishing to plunger bushing terminal surface, the inclination and the length of accessible adjustment electric telescopic handle one and then polish to the terminal surface of not unidimensional plunger bushing, realized can freely adjusting terminal surface position of polishing, can be suitable for not terminal surface of unidimensional plunger bushing to polish, the practicality has been increased, two terminal surfaces or a terminal surface of the plunger bushing of polishing still can be selected simultaneously, the efficiency of polishing is effectively improved.
2. Through setting up the centre gripping subassembly, remove the subassembly etc, before the work of beginning to polish, place the plunger bushing that needs to polish under the grip block top earlier, start the biaxial motor, initiative bevel gear drives driven bevel gear and rotates, thereby two threaded rods begin to rotate, grip block downstream in the drive, finally, it contacts with the plunger bushing to go up the grip block, go up grip block and lower grip block and with the firm centre gripping of plunger bushing, can start motor one drive the threaded rod rotation as required simultaneously, thereby the slider drives the centre gripping subassembly and is close to or keeps away from the subassembly of polishing, make the plunger bushing remove easily in the polishing process, namely the plunger bushing can be steadily polished, the step of plunger bushing is dismantled in the installation has been simplified, the practicality of device has been improved.
Drawings
Fig. 1 is a schematic view of the overall structure of an improved end surface grinding machine for production according to the present invention;
fig. 2 is another view angle overall structure schematic diagram of the improved end surface grinding machine for production of the present invention;
fig. 3 is the utility model discloses a centre gripping subassembly structural schematic of production with improvement type terminal surface flat-bed machine.
In the figure: 1. a work table; 2. mounting grooves; 3. a moving assembly; 4. a clamping assembly; 5. a vertical plate; 6. a rotating assembly; 7. rotating the plate; 8. polishing the assembly; 3.1, a first motor; 3.2, a first threaded rod; 3.3, a sliding block; 4.1, a lower clamping plate; 4.2, a second threaded rod; 4.3, an upper clamping plate; 4.4, i-loop; 4.5, a shelf; 4.6, a driven bevel gear; 4.7, a driving bevel gear; 4.8, a double-shaft motor; 6.1, a second motor; 6.2, a rotating shaft; 8.1, electrically telescoping the rod I; 8.2, mounting a first plate; 8.3, an electric telescopic rod II; 8.4, mounting a second plate; 8.5, motor III; 8.6, grinding disc.
Detailed Description
In order to make the technical means, creation features and achievement purpose of the utility model easy to understand and understand, the utility model is further explained by combining with the specific implementation mode.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides a technical solution: an improved end face grinding machine for production comprises a workbench 1, a non-through mounting groove 2 is formed in the middle of the top of the workbench 1, a moving assembly 3 is arranged in an inner cavity of the mounting groove 2, the top of the moving assembly 3 is fixedly connected with a clamping assembly 4, the clamping assembly 4 comprises a lower clamping plate 4.1, an upper clamping plate 4.3 and a storage rack 4.5, the top of the lower clamping plate 4.1 is symmetrically and rotatably connected with two threaded rods 4.2 through bearings, the top of the lower clamping plate 4.1 is arc-shaped and fixedly connected with an anti-skidding rubber pad, so that a plunger sleeve is fixedly and firmly fixed, two ends of the upper clamping plate 4.3 are rotatably sleeved on the two threaded rods 4.2, the upper clamping plate 4.3 is meshed with the two threaded rods 4.2 through threaded rotary grooves, the bottom of the upper clamping plate 4.3 is arc-shaped and fixedly connected with the anti-skidding rubber pad, so that the plunger sleeve is firmly fixed, the top of the two threaded rods 4.2 is fixedly connected with an I-shaped lantern ring 4.4, the top of the I-shaped lantern ring 4.4 is fixedly connected with a driven bevel gear 4.6, two ends of the shelf 4.5 are rotatably sleeved at the grooves of the two I-shaped lantern rings 4.4, when the I-shaped lantern ring 4.4 rotates along with the driven bevel gear 4.6, the shelf 4.5 can keep a relatively static stable state, the top of the shelf 4.5 is fixedly connected with a double-shaft motor 4.8, the output end of the double-shaft motor 4.8 is fixedly connected with a driving bevel gear 4.7, the driving bevel gear 4.7 is meshed and connected with the driven bevel gear 4.6, before the polishing work is started, the plunger sleeve needing polishing is placed at the top of the lower clamping plate 4.1, the double-shaft motor 4.8 is started, the driving bevel gear 4.7 drives the driven bevel gear 4.6 to rotate, so that the two threaded rods 4.2 start to drive the upper clamping plate 4.3 to move downwards, finally the upper clamping plate 4.3 is contacted with the plunger sleeve, the plunger sleeve can be stably clamped by the upper clamping plate 4.3 and the lower clamping plate 4.1, and the plunger sleeve can be quickly installed and disassembled, the step of assembling and disassembling the plunger sleeve is simplified. 1 top one side symmetry fixedly connected with riser 5 of workstation, 5 one sides of riser are equipped with runner assembly 6, and runner assembly 6 is last fixedly cup jointed and has changeed board 7, changes 7 top fixedly connected with polishing assembly 8 of board.
Specifically, as shown in fig. 1 and fig. 2, the moving assembly 3 includes a motor 3.1, a motor 3.1 is fixedly connected to the upper portion of one side of the workbench 1, a motor 3.1 output end penetrates through the upper portion of the workbench 1, and a fixedly connected threaded rod 3.2, one end of the threaded rod 3.2 is connected to the upper portion of the lower portion of the workbench 2, a slider 3.3 is rotatably sleeved on the threaded rod 3.2 and is connected with the threaded rod 3.2 through a threaded rotary groove in a meshed manner, the top of the slider 3.3 is fixedly connected with the bottom of the lower clamping plate 4.1, after the polishing operation is started, the motor 3.1 can be started to drive the threaded rod 3.2 to rotate as required, the slider 3.3 drives the clamping assembly 4 to be close to or away from the polishing assembly 8, so that the plunger sleeve is easy to move in the polishing process, that the plunger sleeve can be stably polished, and the practicability of the device is improved.
Specifically, as shown in fig. 2, the rotating assembly 6 includes two motors 6.1, two motors 6.1 fixed connection are in riser 5 one side, two motors 6.1 output run through riser 5 fixedly connected with pivot 6.2, pivot 6.2 passes through the bearing and rotates and connect in two relative one sides of riser 5, when needs will polish 8 slope angles of subassembly, two starting motor 6.1, pivot 6.2 drive commentaries on classics board 7 and rotate, alright two motors 6.1 of stop when changeing suitable angle.
The rotating plates 7 are fixedly sleeved on the rotating shaft 6.2, the two rotating plates 7 are symmetrically arranged at two ends of the rotating shaft 6.2, and the rotating plates 7 can be driven to rotate when the rotating shaft 6.2 rotates. The first threaded rod 3.2 and the rotating shaft 6.2 are arranged to be perpendicular to each other.
What need explain, the utility model relates to a production is with improvement type terminal surface flat-bed machine that grinds, before the work of beginning to polish, place the plunger bushing that needs to polish at lower grip block 4.1 top earlier, start biaxial motor 4.8, initiative bevel gear 4.7 drives driven bevel gear 4.6 and rotates, thereby two threaded rod two 4.2 begin to rotate, grip block 4.3 downstream in the drive, finally, grip block 4.3 contacts with the plunger bushing, go up grip block 4.3 and grip block 4.1 alright with the firm centre gripping of plunger bushing down, can install fast and dismantle the plunger bushing, the step of plunger bushing is dismantled in the installation has been simplified. When the polishing operation is started, the second motor 6.1 is started, the rotating plate 7 is driven to rotate by the rotating shaft 6.2, the second motor 6.1 can be stopped when a proper angle is rotated, the rotating plate 7 is adjusted by the rotating assembly 6, namely, the inclination angle of the first electric telescopic handle 8.1 is adjusted, after the adjustment is completed, the second electric telescopic handle 8.3 drives the polishing disc 8.6 to move towards the plunger sleeve, the third motor 8.5 is started simultaneously, the polishing disc 8.6 is driven to rotate, polishing of the end face of the plunger sleeve is realized, the end face of the plunger sleeve with different sizes can be polished by adjusting the inclination angle and the length of the first electric telescopic handle 8.1, the first motor 3.1 can be started as required to drive the first threaded rod 3.2 to rotate, the sliding block 3.3 drives the clamping assembly 4 to be close to or far away from the polishing assembly 8, the plunger sleeve is easy to move in the polishing process, namely, the plunger sleeve can be stably polished, the end face polishing position can be freely adjusted, the polishing position can be suitable for polishing of the end faces of the plunger sleeves with different sizes, and the practicability is increased. Meanwhile, the polishing assemblies 8 on two sides or one side can be selectively started, so that two end faces or one end face of the plunger sleeve can be polished conveniently, the polishing efficiency is effectively improved, and the practicability of the device is improved.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The improved end face grinding machine for production comprises a workbench (1), and is characterized in that a non-through mounting groove (2) is formed in the middle of the top of the workbench (1), a moving component (3) is arranged in the inner cavity of the mounting groove (2), a clamping component (4) is fixedly connected to the top of the moving component (3), the clamping component (4) comprises a lower clamping plate (4.1), an upper clamping plate (4.3) and a storage rack (4.5), the top of the lower clamping plate (4.1) is symmetrically and rotatably connected with a second threaded rod (4.2), the two ends of the upper clamping plate (4.3) are rotatably sleeved on the two second threaded rods (4.2), the upper clamping plate (4.3) is meshed with the second threaded rod (4.2) through threaded rotary grooves, an I-shaped sleeve ring (4.4) is fixedly connected to the top of the second threaded rod (4.2), a driven bevel gear (4.6) is fixedly connected to the top of the second threaded rod (4.4), the two ends of the upper clamping plate (4.5) are rotatably sleeved on the grooves of the two I-shaped sleeve rings (4.4), a driving bevel gear (4.5) is fixedly connected to the top of the vertical plate (7), and a driving bevel gear (8) is connected to the driving bevel gear (7.6) and a driving bevel gear motor, a rotating assembly (6) is arranged on one side of the vertical plate (5), a rotating plate (7) is fixedly sleeved on the rotating assembly (6), and a polishing assembly (8) is fixedly connected to the top of the rotating plate (7).
2. The improved end face grinding machine for production according to claim 1, wherein the rotating assembly (6) comprises a second motor (6.1), the second motor (6.1) is fixedly connected to one side of the vertical plate (5), an output end of the second motor (6.1) penetrates through the vertical plate (5) and is fixedly connected with a rotating shaft (6.2), and the rotating shaft (6.2) is rotatably connected to one side of the two vertical plates (5) opposite to each other.
3. The improved end face grinding machine for production as claimed in claim 1, wherein the grinding assembly (8) comprises a first electric telescopic rod (8.1), the first electric telescopic rod (8.1) is fixedly connected to the top of the rotating plate (7), the first mounting plate (8.2) is fixedly connected to the top of the first electric telescopic rod (8.1), a second electric telescopic rod (8.3) is fixedly connected to one side of the first mounting plate (8.2), a second mounting plate (8.4) is fixedly connected to one side of the second electric telescopic rod (8.3), a third motor (8.5) is fixedly connected to one side of the second mounting plate (8.4), and a grinding disc (8.6) is fixedly connected to the output end of the third motor (8.5).
4. The improved end face grinding machine for production as claimed in claim 1, wherein the moving component (3) comprises a first motor (3.1), the first motor (3.1) is fixedly connected to the upper portion of one side of the workbench (1), the output end of the first motor (3.1) penetrates through the side wall of the workbench (1) to the inner cavity of the mounting groove (2), and is fixedly connected with a first threaded rod (3.2), one end of the first threaded rod (3.2) is rotatably connected to the side wall of the inner cavity of the mounting groove (2), a sliding block (3.3) is rotatably sleeved on the first threaded rod (3.2), the sliding block (3.3) is connected with the first threaded rod (3.2) through thread groove meshing, and the top of the sliding block (3.3) is fixedly connected with the bottom of the lower clamping plate (4.1).
5. Improved end grinding machine for production according to claim 2, characterized in that the rotating plates (7) are fixedly sleeved on the rotating shaft (6.2), and two rotating plates (7) are symmetrically arranged at two ends of the rotating shaft (6.2).
6. Improved end mill for production purposes according to claim 4, characterised in that the threaded rod one (3.2) and the spindle (6.2) are arranged perpendicular to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223087072.3U CN218592526U (en) | 2022-11-17 | 2022-11-17 | Production is with improvement type terminal surface mill flat-bed machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223087072.3U CN218592526U (en) | 2022-11-17 | 2022-11-17 | Production is with improvement type terminal surface mill flat-bed machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218592526U true CN218592526U (en) | 2023-03-10 |
Family
ID=85406151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223087072.3U Active CN218592526U (en) | 2022-11-17 | 2022-11-17 | Production is with improvement type terminal surface mill flat-bed machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218592526U (en) |
-
2022
- 2022-11-17 CN CN202223087072.3U patent/CN218592526U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115302337A (en) | Grinding device for gear machining | |
| CN110142661A (en) | A kind of glass processing grinding device | |
| CN218592526U (en) | Production is with improvement type terminal surface mill flat-bed machine | |
| CN213470526U (en) | Blade abrasive machining grinding machine | |
| CN218427330U (en) | Clamping plate processing and grinding device | |
| CN114654310B (en) | Screw pump rotor milling cutter knife grinder for high-end equipment manufacturing | |
| CN217122744U (en) | Accessory processing, polishing and positioning device capable of being adjusted in all directions | |
| CN215470488U (en) | Axis clamp for ejector rod machining mirror surface grinding machine | |
| CN214445179U (en) | Grinding device for titanium cake processing | |
| CN209175454U (en) | A kind of condenser polishing machine | |
| CN210914231U (en) | Turning device is used in bearing production | |
| CN209335105U (en) | A kind of automatic shearing circle polishing all-in-one machine | |
| CN209737276U (en) | polishing machine for producing linear bearing | |
| CN112139904A (en) | Gypsum lines production is with unhairing limit device of being convenient for remove | |
| CN112171394A (en) | Machining and grinding device and grinding method for automobile cylinder sleeve | |
| CN220313022U (en) | Alloy grinding fixture | |
| CN221065725U (en) | Gas turbine blade frock of polishing | |
| CN219819173U (en) | Spare and accessory part polishing machine tool | |
| CN220806779U (en) | Mechanical accessory polishing device | |
| CN221110807U (en) | Small-size cylinder part precision machining frock | |
| CN215788692U (en) | Integrative device of desktop burnishing and polishing | |
| CN218746635U (en) | Grinding device is used in motor stator production | |
| CN217832991U (en) | Engine bolt end face grinding equipment | |
| CN211490876U (en) | Surface grinding device for hardware processing | |
| CN214817781U (en) | Grinding wheel polishing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230616 Address after: No. 166, Langyuan Road, Longkou High tech Industrial Park, Yantai, Shandong 265701 Patentee after: Longkou Haite Automotive Parts Co.,Ltd. Address before: No. 166, Langyuan Road, Longkou High-tech Industrial Park, Longkou City, Yantai City, Shandong Province, 265718 Patentee before: Yantai Haituo Precision Machinery Co.,Ltd. |
|
| TR01 | Transfer of patent right |