CN220881856U - Polishing and grinding device for hardware workpiece - Google Patents
Polishing and grinding device for hardware workpiece Download PDFInfo
- Publication number
- CN220881856U CN220881856U CN202322180716.1U CN202322180716U CN220881856U CN 220881856 U CN220881856 U CN 220881856U CN 202322180716 U CN202322180716 U CN 202322180716U CN 220881856 U CN220881856 U CN 220881856U
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- fixedly connected
- shell
- polishing
- box
- positive
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- 238000005498 polishing Methods 0.000 title claims abstract description 39
- 238000000227 grinding Methods 0.000 title claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000001125 extrusion Methods 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 22
- 238000004140 cleaning Methods 0.000 abstract description 4
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 150000002739 metals Chemical class 0.000 description 9
- 230000009471 action Effects 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a polishing and grinding device for hardware workpieces, which comprises a shell, a bottom box, a bottom plate, supporting legs and a revolving door, wherein the top end of the bottom box is fixedly connected with the bottom end of the shell, the bottom end of the bottom box is fixedly connected with the top end of the bottom plate, the top ends of the supporting legs are fixedly connected with the bottom plate, one end of the revolving door is rotatably connected with the shell, a collecting mechanism is arranged in the bottom box, one side of the shell is provided with a transmission mechanism, the collecting mechanism comprises a drawer which is positioned in the top end of the bottom box and is in sliding connection, and two ends of the bottom box are symmetrically and fixedly connected with mounting plates, so that the effect of quickly fixing and dismounting the drawer is realized, and the effect of cleaning scraps by subsequent staff is facilitated.
Description
Technical Field
The utility model relates to the technical field of hardware processing, in particular to a polishing and grinding device for a hardware workpiece.
Background
The hardware processing is to process raw materials, such as stainless steel, copper materials, aluminum materials, iron materials and the like, into various parts by using machines such as lathes, milling machines, drilling machines, polishing and the like according to the drawing or samples of clients.
Publication number CN216228725U discloses a burnishing device for hardware workpiece processing, the device has realized a burnishing device for hardware workpiece processing through mutually supporting between supporting mechanism, fixed establishment and the burnishing mechanism, not only conveniently press from both sides tightly fixedly to the pipe fitting, in addition can rotate to the pipe fitting when polishing in the horizontal direction of pipe fitting, and then realize the diversified polishing to the pipe fitting, both made things convenient for the staff, improved work efficiency again, but this patent still has following problem in the in-service use:
The device is through mutually supporting between supporting mechanism, fixed establishment and the polishing mechanism, can rotate when transversely polishing to the pipe fitting, and then realize polishing to the diversified polishing of pipe fitting, but the device does not set up piece powder and collects the structure to lead to the staff to follow-up be unfavorable for carrying out clear effect to the workstation, bring inconvenience when using for the staff.
A polishing and grinding device for hardware workpieces is provided, so that the problems in the prior art can be solved.
Disclosure of utility model
The utility model aims to provide a polishing and grinding device for hardware workpieces, which solves the problems that the prior art can transversely polish and grind a pipe and simultaneously rotate the pipe so as to realize multidirectional polishing and grinding of the pipe, but the device is not provided with a chip powder collecting structure, so that the subsequent cleaning effect of a workbench is not facilitated for workers, and inconvenience is brought to the workers during use.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the polishing and grinding device for the hardware workpiece comprises a shell, a bottom box, a bottom plate, supporting legs and a revolving door, wherein the top end of the bottom box is fixedly connected with the bottom end of the shell, the bottom end of the bottom box is fixedly connected with the top end of the bottom plate, the top ends of the supporting legs are fixedly connected with the bottom plate, one end of the revolving door is rotatably connected with the shell, a collecting mechanism is installed in the bottom box, and a transmission mechanism is installed on one side of the shell;
The collecting mechanism comprises a drawer which is positioned at the top end of the bottom box and is in sliding connection with the inside of the bottom box, the two ends of the bottom box are symmetrically and fixedly connected with mounting plates, the inside of the mounting plates is in sliding connection with inserting rods, and one side of the drawer is fixedly connected with a handle;
Wherein, drive mechanism includes positive and negative motor of fixed connection in shell bottom one side, and the inside rotation in top of shell is connected with reciprocating screw rod to the inside fixedly connected with mounting box in bottom one side of shell, and the inside rotation of mounting box is connected with positive and negative threaded rod moreover, and the one end of positive and negative threaded rod runs through fixed connection between shell and the positive and negative motor, and equal fixedly connected with runner on the output shaft of positive and negative motor and the one end lateral wall of reciprocating screw rod, cup jointed the belt between the lateral wall of runner moreover.
Preferably, fixedly connected with dog on the lateral wall of inserted bar, and install extension spring between dog and the mounting panel to extension spring cup joints in the lateral wall of inserted bar, and top one side fixedly connected with splint of mounting panel moreover, and the inside rotation of splint is connected with the extrusion piece, and the extrusion is connected between one end and the dog of extrusion piece, and the through-hole has all been seted up to the inside bottom of shell moreover.
Preferably, the symmetrical threaded connection has the movable block on the both ends lateral wall of positive and negative threaded rod, and the one end rotation of movable block is connected with first card and piece to positive and negative threaded rod is close to movable block one side rotation of the one end of positive and negative motor and is connected with second card and piece, and the inside fixedly connected with in top of movable block is first servo motor moreover, and fixed connection between the output of first servo motor and second card and the piece.
Preferably, the outer side wall of the reciprocating screw rod is connected with a movable sleeve in a threaded manner, one side of the movable sleeve is in sliding connection with one side of the inner part of the shell, the bottom end of the movable sleeve is fixedly connected with an electric shrinkage rod, the output end of the electric shrinkage rod is fixedly connected with a case, the inner part of the case is fixedly connected with a second servo motor, and the output end of the second servo motor penetrates through the case and is fixedly connected with a polishing disc.
Preferably, one end of the extrusion block is fixedly connected with an operation rod, and a fixing knob is fixedly connected between the clamping plate and the extrusion block.
Preferably, the bottom fixedly connected with brush board of movable block, and laminating between the inside bottom of bottom and the shell of brush board.
Preferably, glass is fixedly connected to the inside of the revolving door.
Preferably, the hard sheet film is symmetrically and fixedly connected in one side of the mounting box.
Compared with the prior art, the utility model has the beneficial effects that: the polishing and grinding device for the hardware workpiece comprises the following specific contents: through the design of through-hole, and then make the piece drop inside the drawer through the through-hole, be convenient for collect the piece, card and fixed connection's effect between inserted bar and the drawer is passed through, thereby realize quick fixed and dismantle the effect of drawer, the effect of being convenient for follow-up staff clear up the piece, drive the rotation of runner through the belt, and then make the rotation of reciprocal lead screw and positive and negative threaded rod, thereby accomplish two kinds of rotation modes through only an electromechanical device, practice thrift the cost, drive the rotation of five metals pipe through second card and piece through starting first servo motor, drive the rotation of polishing disc through starting second servo motor, and then make the effect of polishing to five metals pipe round trip rotation, thereby improve the polishing efficiency of five metals pipe greatly, it is convenient to bring when using for the staff.
1. Through the design of through-hole, and then make the piece drop inside the drawer through the through-hole, be convenient for collect the piece, rotate through the operation action bars, and then make the extrusion piece rotatory extrude the dog, the dog receives the extrusion to drive the inserted bar and wholly remove, the telescopic spring shrink this moment to make the effect of card and fixed connection between inserted bar and the drawer, thereby realize the effect of quick fixed and dismantlement drawer, the follow-up staff of being convenient for clear up effect to the piece;
2. The positive and negative motor is started to drive the rotation of runner through the belt, and then make reciprocating screw rod and positive and negative threaded rod's rotation, thereby accomplish two kinds of rotation modes through only an electromechanical device, save the cost, positive and negative threaded rod's rotation drives the removal of movable block, cup joint the five metals pipe both ends on the lateral wall between first card and piece and second card and piece, realize the fixed effect of five metals pipe extrusion, the rethread starts first servo motor and drives the rotation of five metals pipe through second card and piece, at the same time, reciprocating screw rod's rotation drives the removal of moving the cover, the removal of moving the cover drives the removal of electronic shrink pole, and then drive the round trip operation of polishing disc, start electronic shrink pole will polish the dish and adjust to five metals pipe top side, rethread start second servo motor drives the rotation of polishing disc, and then make the effect to five metals pipe round trip rotation polish, thereby improve the polishing efficiency of five metals pipe greatly, bring convenience when using for the staff.
Drawings
FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;
FIG. 2 is a schematic view of the overall structure of the collecting mechanism according to the present utility model;
FIG. 3 is a schematic view of a part of the structure of the collecting mechanism in the present utility model;
FIG. 4 is a schematic diagram of a partial operation structure of the design mechanism of the present utility model;
Fig. 5 is a schematic view of the overall structure of the mounting box in the present utility model.
In the figure: 1. a housing; 101. a bottom box; 102. a bottom plate; 103. support legs; 104. a revolving door; 105. glass; 2. a collection mechanism; 201. a drawer; 202. a mounting plate; 203. a rod; 204. a stop block; 205. a telescopic spring; 206. a clamping plate; 207. extruding a block; 208. an operation lever; 209. fixing a knob; 210. a handle; 211. a through hole; 212. a brush plate; 3. a transmission mechanism; 301. a forward and reverse motor; 302. a reciprocating screw rod; 303. a mounting box; 304. a positive and negative threaded rod; 305. a rotating wheel; 306. a belt; 307. a moving block; 308. a first card and block; 309. a first servo motor; 310. a second card and block; 311. a moving sleeve; 312. an electric retracting lever; 313. a chassis; 314. a second servo motor; 315. polishing the grinding disc; 316. a hard sheet film.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides the following technical solutions: the polishing and grinding device for the hardware workpieces comprises a shell 1, a bottom box 101, a bottom plate 102, supporting legs 103 and a revolving door 104, wherein the top end of the bottom box 101 is fixedly connected with the bottom end of the shell 1, the bottom end of the bottom box 101 is fixedly connected with the top end of the bottom plate 102, the top ends of the supporting legs 103 are fixedly connected with the bottom plate 102, one end of the revolving door 104 is rotatably connected with the shell 1, a collecting mechanism 2 is arranged in the bottom box 101, and a transmission mechanism 3 is arranged on one side of the shell 1;
Wherein, collect mechanism 2 is including being located the inside sliding connection's in end box 101 top drawer 201, and the inside sliding connection of end box 101 has mounting panel 202, and the inside sliding connection of mounting panel 202 has inserted bar 203, and one side fixedly connected with handle 210 of drawer 201, fixedly connected with dog 204 on the lateral wall of inserted bar 203, and install extension spring 205 between dog 204 and the mounting panel 202, and extension spring 205 cup joints in the lateral wall of inserted bar 203, and the top side fixedly connected with splint 206 of mounting panel 202, and the inside rotation of splint 206 is connected with extrusion piece 207, and extrude between one end and the dog 204 of extrusion piece 207 and be connected with, and all offer through-hole 211 in the bottom of shell 1, the one end fixedly connected with action bars 208 of extrusion piece 207, and fixedly connected with fixed knob 209 between splint 206 and the extrusion piece 207, through the design of through-hole 211, and then make the piece drop inside drawer 201 through-hole 211, be convenient for collect the piece, rotate through the action bars 208, and then make the extrusion piece 207 rotate and extrude dog 204, thereby make between inserted bar 203 and the drawer 201 and the fixed effect of fixed connection, thereby realize quick clearance effect to follow-up personnel of the piece 201.
Wherein, the drive mechanism 3 includes positive and negative motor 301 of fixed connection in shell 1 bottom one side, and the inside rotation in top of shell 1 is connected with reciprocating screw rod 302, and the inside fixedly connected with installation box 303 in bottom one side of shell 1, and the inside rotation of installation box 303 is connected with positive and negative threaded rod 304, and the one end of positive and negative threaded rod 304 runs through between shell 1 and positive and negative motor 301 fixed connection, and all fixedly connected with runner 305 on the one end lateral wall of positive and negative motor 301 and reciprocating screw rod 302, and the belt 306 has been cup jointed between the lateral wall of runner 305, thereby accomplish two kinds of rotation modes through only an electromechanical device, save the cost, symmetrical threaded connection has movable block 307 on the both ends lateral wall of positive and negative threaded rod 304, and the one end rotation of movable block 307 is connected with first card and piece 308, and the movable block 307 one side rotation that the positive and negative threaded rod 304 is close to the one end of positive and negative motor 301 is connected with the second card and piece 310, and the inside fixedly connected with first servo motor 309 in the top of movable block 307, and fixed connection between the output end of first servo motor 309 and the second card and piece 310.
The outer side wall of the reciprocating screw rod 302 is connected with the movable sleeve 311 in a threaded manner, one side of the movable sleeve 311 is slidably connected with one side of the inside of the casing 1, the bottom end of the movable sleeve 311 is fixedly connected with the electric shrinkage rod 312, the output end of the electric shrinkage rod 312 is fixedly connected with the machine box 313, the inside of the machine box 313 is fixedly connected with the second servo motor 314, the output end of the second servo motor 314 penetrates through the machine box 313 and is fixedly connected with the polishing disc 315, further the effect of polishing the hardware pipe in a reciprocating manner is achieved, the polishing efficiency of the hardware pipe is greatly improved, convenience is brought to workers in use, the bottom end of the movable block 307 is fixedly connected with the brush plate 212, the bottom end of the brush plate 212 is attached to the inside bottom end of the casing 1, the movement of the movable block 307 drives the brush plate 212, further debris remained at the bottom end of the inside of the casing 1 is cleaned, the debris cleaning effect is improved, the inside of the rotary door 104 is fixedly connected with the glass 105, and the workers penetrate through the design of the hardware pipe, the hardware pipe is facilitated, the hard sheet film 316 is symmetrically connected to one side of the installation box 303, and the hard sheet film 316 is easy to enter the inside of the casing 303 through the design of the hard sheet film 316, and therefore the inside the casing is prevented from entering inside the debris 303.
Working principle: before the polishing and grinding device for hardware workpieces is used, the whole condition of the device needs to be checked firstly to determine that normal work can be carried out, according to the design of the through hole 211 shown in fig. 1-5, fragments fall into the drawer 201 through the through hole 211, the fragments are convenient to collect, the operation rod 208 is operated to rotate, the extrusion block 207 is further rotated to extrude the stop block 204, the stop block 204 is extruded to drive the inserted link 203 to integrally move, and at the moment, the telescopic spring 205 is contracted, so that the effect of clamping and fixedly connecting the inserted link 203 with the drawer 201 is achieved, the effect of quickly fixing and detaching the drawer 201 is achieved, and the effect of cleaning the fragments by subsequent staff is convenient;
The positive and negative motor 301 is started to drive the rotation of the rotating wheel 305 through the belt 306, and then the reciprocating screw rod 302 and the positive and negative threaded rod 304 are enabled to rotate, two rotation modes are completed through only one electromechanical device, cost is saved, the positive and negative threaded rod 304 rotates to drive the movement of the movable block 307, two ends of a hardware pipe are sleeved on the outer side wall between the first clamp and the second clamp 310, the effect of extrusion fixation of the hardware pipe is achieved, the first servo motor 309 is started to drive the rotation of the hardware pipe through the second clamp and the second clamp 310, meanwhile, the reciprocating screw rod 302 rotates to drive the movement of the movable sleeve 311, the movement of the movable sleeve 311 drives the electric shrinkage rod 312 to move, the grinding disc 315 is driven to reciprocate, the electric shrinkage rod 312 is started to adjust the grinding disc 315 to the top side of the hardware pipe, the second servo motor 314 is started to drive the rotation of the grinding disc 315, further the effect of reciprocating rotation grinding the hardware pipe is enabled, accordingly, the grinding efficiency of the hardware pipe is greatly improved, convenience is brought to workers when the workers use, the movement of the movable block 307 drives the brush plate 212, and further the inner bottom end of the shell 1 is cleaned, the debris is convenient to clean the workers through the movement of the movable block 307, and the debris is convenient to clean the debris through the design of the glass, and the work state is convenient for the workers to clean the polishing pipe.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The polishing and grinding device for the hardware workpiece comprises a shell (1), a bottom box (101), a bottom plate (102), supporting legs (103) and a revolving door (104);
The top end of the bottom box (101) is fixedly connected with the bottom end of the shell (1), the bottom end of the bottom box (101) is fixedly connected with the top end of the bottom plate (102), the top ends of the supporting legs (103) are fixedly connected with the bottom plate (102), and one end of the revolving door (104) is rotatably connected with the shell (1);
Characterized by further comprising:
The collecting mechanism (2) is arranged in the bottom box (101), and the transmission mechanism (3) is arranged on one side of the shell (1);
The collecting mechanism (2) comprises a drawer (201) which is positioned at the top end of the bottom box (101) and is in sliding connection, mounting plates (202) are symmetrically and fixedly connected to the two ends of the bottom box (101), inserting rods (203) are in sliding connection with the inside of the mounting plates (202), and a handle (210) is fixedly connected to one side of the drawer (201);
Wherein, drive mechanism (3) are including positive and negative motor (301) of fixed connection in shell (1) bottom one side, and the inside rotation in top of shell (1) is connected with reciprocating lead screw (302), and the inside fixedly connected with installation box (303) in bottom one side of shell (1), the inside rotation of installation box (303) is connected with positive and negative threaded rod (304) moreover, and the one end of positive and negative threaded rod (304) runs through fixed connection between shell (1) and positive and negative motor (301), and equal fixedly connected with runner (305) on the one end lateral wall of output shaft and reciprocating lead screw (302) of positive and negative motor (301), cup joint belt (306) between the lateral wall of runner (305) moreover.
2. The polishing and grinding device for hardware workpieces according to claim 1, wherein: fixedly connected with dog (204) on the lateral wall of inserted bar (203), and install extension spring (205) between dog (204) and mounting panel (202), and extension spring (205) cup joint in the lateral wall of inserted bar (203), top one side fixedly connected with splint (206) of mounting panel (202) moreover, and the inside rotation of splint (206) is connected with extrusion piece (207), and extrusion connection between one end and dog (204) of extrusion piece (207), through-hole (211) have all been seted up inside the bottom of shell (1) moreover.
3. The polishing and grinding device for hardware workpieces according to claim 1, wherein: the two ends of the positive and negative threaded rod (304) are symmetrically connected with moving blocks (307) in a threaded manner, one end of each moving block (307) is rotationally connected with a first clamp and a first block (308), one side of each moving block (307) of one end, close to the positive and negative motor (301), of each positive and negative threaded rod (304) is rotationally connected with a second clamp and a second block (310), the inner part of the top end of each moving block (307) is fixedly connected with a first servo motor (309), and the output end of each first servo motor (309) is fixedly connected with the corresponding second clamp and the corresponding second block (310).
4. A polishing and grinding device for hardware workpieces according to claim 3, wherein: the reciprocating screw rod (302) is characterized in that a movable sleeve (311) is connected to the outer side wall of the reciprocating screw rod (302) in a threaded mode, one side of the movable sleeve (311) is connected with one side of the inner portion of the outer shell (1) in a sliding mode, an electric shrinkage rod (312) is fixedly connected to the bottom end of the movable sleeve (311), the output end of the electric shrinkage rod (312) is fixedly connected with a machine box (313), a second servo motor (314) is fixedly connected to the inner portion of the machine box (313), and the output end of the second servo motor (314) penetrates through the machine box (313) and is fixedly connected with a polishing disc (315).
5. The polishing and grinding device for hardware workpieces according to claim 2, wherein: one end of the extrusion block (207) is fixedly connected with an operation rod (208), and a fixing knob (209) is fixedly connected between the clamping plate (206) and the extrusion block (207).
6. A polishing and grinding device for hardware workpieces according to claim 3, wherein: the bottom end of the moving block (307) is fixedly connected with a hairbrush plate (212), and the bottom end of the hairbrush plate (212) is attached to the inner bottom end of the shell (1).
7. The polishing and grinding device for hardware workpieces according to claim 1, wherein: glass (105) is fixedly connected to the inside of the revolving door (104).
8. The polishing and grinding device for hardware workpieces according to claim 1, wherein: and a hard sheet film (316) is symmetrically and fixedly connected inside one side of the installation box (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322180716.1U CN220881856U (en) | 2023-08-14 | 2023-08-14 | Polishing and grinding device for hardware workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322180716.1U CN220881856U (en) | 2023-08-14 | 2023-08-14 | Polishing and grinding device for hardware workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220881856U true CN220881856U (en) | 2024-05-03 |
Family
ID=90842157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322180716.1U Active CN220881856U (en) | 2023-08-14 | 2023-08-14 | Polishing and grinding device for hardware workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220881856U (en) |
-
2023
- 2023-08-14 CN CN202322180716.1U patent/CN220881856U/en active Active
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