CN219210924U - Titanium alloy cell-phone frame burr sweeps device - Google Patents
Titanium alloy cell-phone frame burr sweeps device Download PDFInfo
- Publication number
- CN219210924U CN219210924U CN202320783463.4U CN202320783463U CN219210924U CN 219210924 U CN219210924 U CN 219210924U CN 202320783463 U CN202320783463 U CN 202320783463U CN 219210924 U CN219210924 U CN 219210924U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- case
- cleaning
- dwang
- sweeps
- 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
Abstract
The utility model discloses a titanium alloy mobile phone frame burr purging device, and relates to the technical field of mobile phone frame production. Including the work frame, the top fixedly connected with of work frame sweeps the case, the right fixed surface who sweeps the case installs the suction fan, the top fixedly connected with aspiration channel of suction fan, the left side fixedly mounted who sweeps the case has the second motor, the top fixedly connected with of work frame cleans the case, the top fixedly mounted who cleans the case has first motor, the left and right sides that cleans the case is provided with the synchronous ware respectively, the right side fixedly connected with fixed plate that cleans the case, the right side rotation of fixed plate is connected with the screw handle, the inside of work frame is provided with the transfer table, under the cooperation between fan, suction fan and the aspiration channel, absorb the burr that blows off, make the burr fall into in the collection box, through the cooperation of two dwang, two synchronous wares, and rolling disc, make two cleaning disc rotate simultaneously, thereby the burr of mobile phone frame is cleared up.
Description
Technical Field
The utility model relates to the technical field of mobile phone frame production, in particular to a titanium alloy mobile phone frame burr purging device.
Background
With the continuous progress of society and the continuous development of technology, the life of people is also continuously improved, and in daily life, a mobile phone becomes one of the necessities of people, so that a mobile phone frame matched with the mobile phone is also a required accessory of people.
In the production process of the titanium alloy mobile phone frame, burrs need to be removed from the molded frame. After the burr is removed, a plurality of burr impurities are remained on the titanium alloy mobile phone frame, and most of traditional adhered residual burrs are cleaned by staff through the hairbrush, so that the production efficiency is greatly reduced.
Disclosure of Invention
The utility model aims to at least solve one of the technical problems in the prior art, and provides a burr blowing device for a titanium alloy mobile phone frame, which can solve the problems that a plurality of burr impurities remain on the titanium alloy mobile phone frame, and most of traditional adhered and covered residual burrs are cleaned by workers through hairbrushes, so that the production efficiency is greatly reduced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a titanium alloy cell-phone frame burr sweeps device, includes the work frame, the top fixedly connected with of work frame sweeps the case, the right surface fixed who sweeps the case installs the suction fan, the top fixedly connected with aspiration channel of suction fan, the left side fixedly mounted who sweeps the case has the second motor, the top fixedly connected with of work frame cleans the case, the top fixedly mounted who cleans the case has first motor, the left and right sides that cleans the case all is provided with the synchronous ware, the right side fixedly connected with fixed plate that cleans the case, the right side rotation of fixed plate is connected with the screw handle, the inside of work frame is provided with the transfer table, the surface fixedly connected with of transfer table places the board, the pay-off mouth has all been seted up to both sides around sweeping case and the case.
Preferably, the bottom sliding connection who sweeps the case has the box of collecting, and the box of collecting is located the right side of work frame, and the suction pipe is kept away from the one end of suction fan and is swept the case intercommunication, and the suction pipe has cup jointed the filter screen with the one end that sweeps the case intercommunication, and the output of second motor runs through the left side that sweeps the case, and the output fixedly connected with axis of rotation of second motor, the right-hand member fixedly connected with fan of axis of rotation, the outside of fan is provided with the protection network.
Preferably, the output of first motor runs through the top of cleaning the case, the output fixedly connected with right angle gear of first motor, the equal fixedly connected with dwang of the relative face of the last synchronizing wheel of two synchronizers, the one end that the synchronizer was kept away from to two dwang rotates respectively runs through the left and right sides of cleaning the case, the one end that the synchronizer was kept away from to two dwang is respectively with right angle gear engagement, the lower synchronizing wheel of the synchronizer of cleaning the case left side rotates and is connected with the spliced pole, the right-hand member of spliced pole rotates the left side that runs through the cleaning the case, the right-hand member fixedly connected with cleaning disc of spliced pole, the right side rotation of cleaning the case is connected with the rolling disc, the left end of rolling disc extends to the inside of cleaning the case, the right side of rolling disc and the lower synchronizing wheel fixedly connected with of the synchronizer of cleaning the case right side, the one end that the rolling disc was kept away from to two movable levers is all fixedly connected with on the cleaning disc.
Preferably, the number of the cleaning discs is two, and the opposite surfaces of the two cleaning discs are provided with bristles.
Preferably, the left end rotation of screw thread handle runs through the fixed plate, and the left end rotation of screw thread handle runs through the rolling disc, and the lower synchronizing wheel on cleaning box right side is rotated with the screw thread handle and is connected, and the outer wall screw thread of screw thread handle has cup jointed and has supported a section of thick bamboo, and a support section of thick bamboo sets up in the left side of rolling disc, and the one end that the rolling disc was kept away from to a support section of thick bamboo rotates with the cleaning disc and is connected.
Preferably, two spouts have been seted up at the top of placing the board, the equal fixedly connected with spring of the inside rear side of two spouts, and the top of placing the board is provided with two clamp splice, and the left and right sides of the clamp splice of placing the board front side respectively with the front end fixed connection of two springs, the left and right sides of the clamp splice of placing the board front side respectively with two spout sliding connection, the clamp splice fixed connection of placing the board rear side is on placing the board, and the draw-in groove has all been seted up on two clamp splice opposite faces.
Compared with the prior art, the utility model has the beneficial effects that:
(1) This titanium alloy cell-phone frame burr sweeps device blows away the burr on the cell-phone frame through the fan to under the cooperation between suction fan and aspiration channel, absorb the burr that blows away, make the burr fall into collect in the box, under the cooperation through two clamp splice and two springs, thereby fix the cell-phone frame, thereby quick cell-phone frame carries out fixed processing.
(2) This titanium alloy cell-phone frame burr sweeps device for two clean the dish and rotate simultaneously through the cooperation of two dwang, two synchronizers, and rolling disc, thereby clear up the burr of cell-phone frame, through the cooperation of screw handle, fixed plate and support section of thick bamboo, thereby adjust two distances between cleaning the dish, thereby more effectual burr on the cell-phone frame cleans.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the purge bin of the present utility model;
FIG. 3 is a schematic view of the structure of the cleaning tank of the present utility model;
FIG. 4 is a schematic view of the structure of the support cylinder of the present utility model;
FIG. 5 is a schematic view of a placement plate structure of the present utility model;
fig. 6 is a schematic view of the structure of the working frame of the present utility model.
Reference numerals: 1. a work frame; 2. a purge tank; 3. a cleaning box; 4. a transfer station; 5. a rotating disc; 6. a collection box; 7. a suction fan; 8. an air suction pipe; 9. a first motor; 10. a synchronizer; 11. a fixing plate; 12. a threaded handle; 13. a cleaning plate; 14. placing a plate; 15. a second motor; 16. a filter screen; 17. a right angle gear; 18. a fan; 19. a rotating shaft; 20. a protective net; 21. a rotating lever; 22. clamping blocks; 23. a support cylinder; 24. a movable rod; 25. a spring; 26. rotating the column; 27. and a sliding groove.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, greater than, less than, exceeding, etc. are understood to exclude this number, and above, below, within, etc. are understood to include this number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a titanium alloy cell-phone frame burr sweeps device, includes work frame 1, the top fixedly connected with of work frame 1 sweeps case 2, the pay-off mouth has all been seted up to the front and back both sides of sweeping case 2, the bottom sliding connection who sweeps case 2 collects box 6, collect box 6 is located the right side of work frame 1, the right side fixed mounting who sweeps case 2 has suction fan 7, the top fixedly connected with aspiration channel 8 of suction fan 7, the one end that suction channel 8 kept away from suction fan 7 communicates with sweeping case 2, filter screen 16 has been cup jointed with the one end that sweeps case 2 intercommunication, the left side fixed mounting who sweeps case 2 has second motor 15, the output of second motor 15 runs through the left side that sweeps case 2, the output fixedly connected with axis of rotation 19 of second motor 15, the right-hand member fixedly connected with fan 18 of axis of rotation 19, the outside of fan 18 is provided with protection network 20.
The top of the working frame 1 is fixedly connected with a cleaning box 3, the front side and the rear side of the cleaning box 3 are respectively provided with a feeding port, the top of the cleaning box 3 is fixedly provided with a first motor 9, the output end of the first motor 9 penetrates through the top of the cleaning box 3, the output end of the first motor 9 is fixedly connected with a right-angle gear 17, the left side and the right side of the cleaning box 3 are respectively provided with a synchronizer 10, the synchronizer 10 is formed by combining two synchronous wheels and a chain, the opposite surfaces of the upper synchronous wheels of the two synchronizers 10 are respectively fixedly connected with a rotating rod 21, one ends of the two rotating rods 21 far away from the synchronizers 10 respectively rotate to penetrate through the left side and the right side of the cleaning box 3, one ends of the two rotating rods 21 far away from the synchronizers 10 are respectively meshed with the right-angle gear 17, the lower synchronous wheel of the synchronizer 10 on the left side of the cleaning box 3 is rotationally connected with a rotating column 26, the right end of the rotating column 26 rotationally penetrates through the left side of the cleaning box 3, the right end of the rotating column 26 is fixedly connected with the cleaning disc 13, the right side of the cleaning box 3 is rotationally connected with the rotating disc 5, the left end of the rotating disc 5 extends into the cleaning box 3, the right side of the rotating disc 5 is fixedly connected with the lower synchronous wheel of the synchronizer 10 on the right side of the cleaning box 3, the rotating disc 5 rotates to penetrate through the right side of the cleaning box 3, the left side of the rotating disc 5 is fixedly connected with two movable rods 24, one ends of the two movable rods 24 far away from the rotating disc 5 are fixedly connected with the cleaning disc 13, the number of the cleaning discs 13 is two, the opposite surfaces of the two cleaning discs 13 are respectively provided with bristles, the right side of the cleaning box 3 is fixedly connected with a fixed plate 11, the right side of the fixed plate 11 is rotationally connected with a threaded handle 12, the left end of the threaded handle 12 rotates to penetrate through the fixed plate 11, the left end of the threaded handle 12 rotates to penetrate through the rotating disc 5, the lower synchronous wheel on the right side of the cleaning box 3 is rotationally connected with the threaded handle 12, the outer wall of the screw handle 12 is in threaded sleeve joint with a supporting cylinder 23, the supporting cylinder 23 is arranged at the left side of the rotating disc 5, one end of the supporting cylinder 23 far away from the rotating disc 5 is in rotary connection with the cleaning disc 13,
the inside of work frame 1 is provided with transfer table 4, transfer table 4's surface fixedly connected with a plurality of boards of placing 14, two spouts 27 have been seted up at the top of placing board 14, the equal fixedly connected with spring 25 of the inside rear side of two spouts 27, spring 25 is the pull-open state, the top of placing board 14 is provided with two clamp splice 22, the left and right sides of clamp splice 22 of placing board 14 front side respectively with the front end fixed connection of two springs 25, the left and right sides of clamp splice 22 of placing board 14 front side respectively with two spouts 27 sliding connection, the clamp splice 22 fixed connection of placing board 14 rear side is on placing board 14, the draw-in groove has all been seted up to two clamp splice 22 opposite faces, be provided with the rubber slipmat on the draw-in groove.
Further, when the device is used, the first motor 9 is started by connecting an external power supply, the first motor 9 drives the right-angle gear 17 to rotate, the right-angle gear 17 rotates to drive the two rotating rods 21 to rotate, the two rotating rods 21 respectively drive the two synchronizers 10 to rotate, the two synchronizers 10 rotate to drive the rotating columns 26 and the rotating disc 5 to rotate respectively, the rotating columns 26 rotate to drive the cleaning disc 13 at the left side inside the cleaning box 3 to rotate, the rotating disc 5 rotates to drive the two movable rods 24 to rotate, the two movable rods 24 rotate to drive the cleaning disc 13 at the right side inside the cleaning box 3 to rotate, the user rotates the threaded handle 12, the threaded handle 12 rotates to drive the supporting cylinder 23 to adjust the distance between the two cleaning discs 13, the second motor 15 is started, the second motor 15 rotates to drive the rotating shaft 19 to rotate, the rotating shaft 19 rotates to drive the fan 18 to start the suction fan 7, the suction fan 7 sucks the dropped burrs through the suction pipe 8, the burrs fall into the collecting box 6, the clamping blocks 22 at the front side of the placing plate 14 are pulled, the mobile phone is placed in the clamping groove between the two clamping blocks 22, the clamping blocks 14 are placed in the clamping groove between the two clamping blocks 22, and the front side of the clamping blocks 22 are reset under the action of the spring to fix the mobile phone.
The burrs on the mobile phone frame are blown off through the fan 18, thereby under the cooperation between the suction fan 7 and the suction pipe 8, the blown burrs are sucked, the burrs fall into the collecting box 6, the mobile phone frame is clamped and fixed through the cooperation of the two clamping blocks 22 and the two springs 25, the mobile phone frame is rapidly fixed and processed, the two cleaning discs 13 are simultaneously rotated through the cooperation of the two rotating rods 21, the two synchronizers 10 and the rotating disc 5, the burrs on the mobile phone frame are cleaned, and the distance between the two cleaning discs 13 is adjusted through the cooperation of the threaded handles 12, the fixing plate 11 and the supporting cylinder 23, so that the burrs on the mobile phone frame are cleaned more effectively.
Working principle: the first motor 9 is started by connecting an external power supply, the first motor 9 drives the right-angle gear 17 to rotate, the right-angle gear 17 rotates to drive the two rotating rods 21 to rotate, the two rotating rods 21 respectively drive the two synchronizers 10 to rotate, the two synchronizers 10 rotate to respectively drive the rotating column 26 and the rotating disc 5 to rotate, the rotating column 26 rotates to drive the cleaning disc 13 on the left side inside the cleaning box 3 to rotate, the rotating disc 5 rotates to drive the two movable rods 24 to rotate, the two movable rods 24 rotate to drive the cleaning disc 13 on the right side inside the cleaning box 3 to rotate, the user rotates the threaded handle 12, the threaded handle 12 rotates to drive the supporting cylinder 23 to adjust the distance between the two cleaning discs 13, the second motor 15 is started, the second motor 15 rotates to drive the rotating shaft 19 to rotate, the rotating shaft 19 rotates to drive the fan 18 to start the suction fan 7, the suction fan 7 sucks air through the suction pipe 8, thereby sucking the fallen burrs, the burrs fall into the collecting box 6, the clamping blocks 22 on the front side of the placing plate 14 are pulled, the mobile phone frame is placed in the clamping groove between the two clamping blocks 22, the effect of the front side of the placing plate 14 is reset under the spring, and the frame 22 is clamped, and the mobile phone frame is fixed.
The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.
Claims (6)
1. The utility model provides a titanium alloy cell-phone frame burr sweeps device, includes work frame (1), its characterized in that: the top fixedly connected with of work frame (1) sweeps case (2), the right side fixed surface who sweeps case (2) installs suction fan (7), the top fixedly connected with aspiration channel (8) of suction fan (7), the left side fixed mounting who sweeps case (2) has second motor (15), the top fixedly connected with who sweeps case (3) of work frame (1), the top fixedly connected with who sweeps case (3) has first motor (9), the left and right sides that sweeps case (3) all is provided with synchronous ware (10), the right side fixedly connected with fixed plate (11) of sweeping case (3), the right side rotation of fixed plate (11) is connected with screw handle (12), the inside of work frame (1) is provided with transfer table (4), a plurality of placing plates (14) of surface fixedly connected with of transfer table (4), the pay-off mouth has all been seted up to both sides around sweeping case (2) and sweeping case (3).
2. The titanium alloy cellphone border burr purging device according to claim 1, wherein: the bottom sliding connection who sweeps case (2) has collection box (6), collection box (6) are located the right side of work frame (1), the one end that suction fan (7) was kept away from to aspiration channel (8) communicates with sweeping case (2), filter screen (16) have been cup jointed with the one end that sweeps case (2) intercommunication in aspiration channel (8), the left side that sweeps case (2) is run through to the output of second motor (15), the output fixedly connected with axis of rotation (19) of second motor (15), the right-hand member fixedly connected with fan (18) of axis of rotation (19), the outside of fan (18) is provided with protection network (20).
3. The titanium alloy cellphone border burr purging device according to claim 1, wherein: the utility model discloses a cleaning device, including cleaning box (3), including motor, synchronous wheel (10), first motor (9), right angle gear (17), the output of motor (9) runs through the top of cleaning box (3), the equal fixedly connected with dwang (21) of the opposite face of the last synchronizing wheel of two synchronous wheels (10), the one end that synchronizer (10) was kept away from to two dwang (21) rotates respectively and runs through the left and right sides of cleaning box (3), the one end that synchronizer (10) was kept away from to two dwang (21) meshes with right angle gear (17) respectively, the lower synchronizing wheel of synchronous wheel (10) on cleaning box (3) left side rotates and is connected with dwang (26), the right-hand member rotation of dwang (26) runs through the left side of cleaning box (3), the right-hand member fixedly connected with cleaning disc (13) of dwang (26), the right side rotation of cleaning box (3) is connected with dwang (5), the left end of dwang (5) extends to the inside of cleaning box (3), the right side of dwang (5) and the lower synchronizing wheel (10) on cleaning box (3) right side are kept away from, the both movable connection of two swing joint (24) of dwang (24).
4. A titanium alloy cell-phone frame burr blowing apparatus according to claim 3, wherein: the number of the cleaning discs (13) is two, and the opposite surfaces of the two cleaning discs (13) are provided with bristles.
5. A titanium alloy cell-phone frame burr blowing apparatus according to claim 3, wherein: the left end rotation of screw handle (12) runs through fixed plate (11), and the left end rotation of screw handle (12) runs through rolling disc (5), and lower synchronizing wheel on cleaning box (3) right side is connected with screw handle (12) rotation, and the outer wall screw thread of screw handle (12) has cup jointed support section of thick bamboo (23), and support section of thick bamboo (23) set up in rolling disc (5) left side, and one end that rolling disc (5) was kept away from to support section of thick bamboo (23) is connected with cleaning disc (13) rotation.
6. The titanium alloy cellphone border burr purging device according to claim 1, wherein: two spouts (27) have been seted up at the top of placing board (14), the equal fixedly connected with spring (25) of the inside rear side of two spouts (27), the top of placing board (14) is provided with two clamp blocks (22), the left and right sides of clamp block (22) of placing board (14) front side respectively with the front end fixed connection of two springs (25), the left and right sides of clamp block (22) of placing board (14) front side respectively with two spouts (27) sliding connection, clamp block (22) fixed connection of placing board (14) rear side is on placing board (14), the draw-in groove has all been seted up on two clamp block (22) opposite faces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320783463.4U CN219210924U (en) | 2023-04-10 | 2023-04-10 | Titanium alloy cell-phone frame burr sweeps device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320783463.4U CN219210924U (en) | 2023-04-10 | 2023-04-10 | Titanium alloy cell-phone frame burr sweeps device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219210924U true CN219210924U (en) | 2023-06-20 |
Family
ID=86751076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320783463.4U Active CN219210924U (en) | 2023-04-10 | 2023-04-10 | Titanium alloy cell-phone frame burr sweeps device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219210924U (en) |
-
2023
- 2023-04-10 CN CN202320783463.4U patent/CN219210924U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209754764U (en) | Full-automatic stone polishing machine | |
| CN115318526A (en) | Novel silicon carbide deck spraying process and equipment | |
| CN219210924U (en) | Titanium alloy cell-phone frame burr sweeps device | |
| CN208121661U (en) | A kind of bridge beam gap residue remove device with dust exhaust apparatus | |
| CN213081006U (en) | Shoe tree ash removal device that polishes | |
| CN211637433U (en) | Ash removal device is used in processing of computer accessory | |
| CN110123196B (en) | Novel energy-conserving dust collector of convenient quick dust removal | |
| CN211621392U (en) | Road surface cleaning equipment for greening engineering | |
| CN213196955U (en) | Grinding device is used in production of stainless steel ice tartar convenient to clearance | |
| CN112246503A (en) | Plastic spraying and curing cooling integrated device for processing lamp post of photographic lamp | |
| CN110918526A (en) | Cleaning device for power transmission line | |
| CN215016726U (en) | Multifunctional dust collector convenient to use | |
| CN109277911A (en) | A kind of bamboo chopstick grinding device | |
| CN219483513U (en) | Auto-parts slot ash removal device | |
| CN215278689U (en) | Solar photovoltaic power generation and electric precipitation device | |
| CN214052680U (en) | Transverse breaking roller cleaning and dust collector | |
| CN215965542U (en) | Novel drawing equipment of nonrust steel wire | |
| CN216757345U (en) | Cold air dust removal device for processing circuit board | |
| CN215965260U (en) | Ash removal device for hollow brick processing | |
| CN219853658U (en) | Flexible straw port rounding device | |
| CN220678828U (en) | Dust collector is used in protection film production | |
| CN217893350U (en) | Film pasting device for LED display screen production | |
| CN220879820U (en) | Automatic cleaning device for pipeline | |
| CN216658186U (en) | Nonmetal plate cutting device | |
| CN209955034U (en) | Portable stone material dust collector for cutting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |