CN113211212A - Auxiliary device for leveling base-layer wall surface and facilitating painting of gypsum mortar - Google Patents
Auxiliary device for leveling base-layer wall surface and facilitating painting of gypsum mortar Download PDFInfo
- Publication number
- CN113211212A CN113211212A CN202110498863.6A CN202110498863A CN113211212A CN 113211212 A CN113211212 A CN 113211212A CN 202110498863 A CN202110498863 A CN 202110498863A CN 113211212 A CN113211212 A CN 113211212A
- Authority
- CN
- China
- Prior art keywords
- guide
- sliding
- auxiliary device
- gypsum mortar
- leveling
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/18—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like
- B24B7/182—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like for walls and ceilings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/16—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces performing a reciprocating movement, e.g. during which the sense of rotation of the working-spindle is reversed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/12—Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/18—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like
- B24B7/186—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like with disc-type tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention relates to the technical field of new plastering gypsum materials, and discloses an auxiliary device for leveling a base wall surface and facilitating painting of plastering gypsum mortar. The auxiliary device for leveling the base wall surface and facilitating painting of the plastering gypsum mortar drives the belt, the second rotating wheel and the guide wheel to rotate through the rotation of the first rotating wheel, and enables the guide block and the abrasive paper disc to move up and down along the surface of the sliding groove built in the square groove while the third rotating wheel rotates so as to longitudinally polish the base wall surface; the slide is driven through the gear and the meshing of the fixture block on slide surface, make the backup plate follow the slide with the abrasive paper dish and remove, transversely polish to basic unit's wall with this, and the slide synchronous motion is followed to the grey groove mechanism that sets up on slide surface, collect the dust of polishing the abrasive paper dish at any time, reach quick and even the levelling of polishing to basic unit's wall, and collect the dust, thereby improve the wall efficiency of polishing, paint the effect that levels and provide the guarantee for later stage plastering gypsum mortar.
Description
Technical Field
The invention relates to the technical field of new plastering gypsum materials, in particular to an auxiliary device for leveling a base wall surface and facilitating painting of plastering gypsum mortar.
Background
The plastering gypsum is a novel environment-friendly material taking gypsum as a main raw material, has strong adhesive capacity and high adhesive capacity, can be plastered to a thickness of one centimeter at a time without cracking, and can effectively prevent wall surface cracking and hollowing.
Whitewash gypsum mortar need level unevenness's place on the wall of basic unit before applying paint with a brush, still need to guarantee that the dust of wall is as few as possible, prevent to influence the bonding ability of whitewashing gypsum mortar and the roughness of coating, traditional leveling to the wall of basic unit is accomplished through the handheld abrasive paper of workman through the friction wall, not only work load is huge makes the dust fly in a confused state of mind, still can lead to the unevenness of polishing of wall because of the vision deviation, and need be with the help of the ladder to polishing of eminence wall, frequently move the ladder and not only influence the efficiency that the wall was polished, there is also potential safety hazard such as personnel fall.
The invention provides an auxiliary device for leveling a base wall surface and facilitating plastering of gypsum mortar, wherein a rotary sand paper disc moves up and down quantitatively to polish and level the base wall surface, the horizontal moving device enables the sand paper disc to polish the wall surface uniformly, and a dust groove mechanism moving along with the sand paper disc collects fallen dust in time, so that the problems of time and labor waste and general effect of traditional base wall surface polishing are solved.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the auxiliary device for leveling the base wall surface and facilitating plastering of the gypsum mortar, which has the advantages of quickly and uniformly polishing and leveling the base wall surface and collecting dust, thereby improving the wall surface polishing efficiency, providing guarantee for later plastering of the gypsum mortar, and solving the problems that the traditional method wastes time and labor for polishing the base wall surface, the wall surface is not smooth to polish, and the dust flies upward, thereby influencing the later plastering of the gypsum mortar to be smooth and firm.
(II) technical scheme
In order to realize the purposes of quickly and uniformly polishing and leveling the base-layer wall surface and collecting dust, thereby improving the polishing efficiency of the wall surface and guaranteeing the later-stage plastering of gypsum mortar to be smeared and leveled, the invention provides the following technical scheme: an auxiliary device for leveling a base wall surface and facilitating painting of gypsum mortar comprises a base, wherein a first guide rail is fixedly connected to the surface of the base, a second guide rail is fixedly connected to the surface of the first guide rail, a sliding plate is slidably connected to the surface of the first guide rail, an annular sliding groove is formed in the surface of the sliding plate, a sliding block is slidably connected to the surface of the second guide rail, a gear is rotatably connected to the surface of the sliding block, a backup plate is fixedly connected to the surface of the sliding plate, a first rotating wheel is rotatably connected to the surface of the backup plate, a second rotating wheel is rotatably connected to the surface of the backup plate, a square groove is formed in the surface of the backup plate, a threaded rod is inserted into the square groove, a guide block is connected to the surface of the threaded rod in a threaded manner, a guide wheel is rotatably connected to the surface of the guide block, and a, and the surface of the threaded rod is fixedly connected with a third rotating wheel.
Preferably, a clamping block meshed with the gear is fixedly connected to the transverse center line of the sliding plate, the gear is in meshed connection with the clamping block, and an ash groove mechanism is arranged on the surface of the sliding plate.
Preferably, the gear is rotatably connected to the back of the sliding block, and a pulley is arranged at the axis of the back of the gear and is slidably connected to the surface of the annular sliding groove.
Preferably, the guide wheels are provided with two guide wheels, one guide wheel is rotatably connected to the surface of the guide block, the front surface of the other guide wheel is fixedly connected with the sand paper plate, and the back surface of the other guide wheel is rotatably connected to the surface of the guide block.
Preferably, a belt is arranged between the first rotating wheel, the second rotating wheel and the two guide wheels, and the first rotating wheel, the second rotating wheel and the guide wheels fixedly connected with the sand paper plate rotate in the same direction.
Preferably, a sliding groove is formed in the square groove, and the guide block is connected to the surface of the sliding groove in a sliding mode.
Preferably, the stroke of the sand paper disc is matched with the length of the threaded rod.
(III) advantageous effects
Compared with the prior art, the invention provides an auxiliary device for leveling a base wall surface and facilitating painting of plastering gypsum mortar, and the auxiliary device has the following beneficial effects:
1. this an auxiliary device for basic unit's wall levelling is convenient for whitewash gypsum mortar and applies paint with a brush, rotate through first runner and drive belt and second runner and leading wheel and rotate, make the abrasive paper dish rotate and polish to the basic unit's wall, and make guide block and abrasive paper dish remove along the built-in spout surface in square groove from top to bottom in the pivoted of third runner, come to carry out fore-and-aft polishing to the basic unit's wall, reach quick and even levelling of polishing to the basic unit's wall, thereby improve the wall efficiency of polishing, paint the effect of leveling and providing the guarantee for later stage whitewash gypsum mortar.
2. This an auxiliary device for basic unit's wall levelling is convenient for whitewash gypsum mortar applies paint with a brush, through gear revolve and mesh mutually with the fixture block that sets up on the slide surface, drive the slide along the surperficial slip of first guide rail, make the backup plate follow the slide with the abrasive paper dish and remove, with this transversely polish to the basic unit's wall, and the slide synchronous motion is followed to the ash chute mechanism that sets up on slide surface, collect the dust that the abrasive paper dish polished at any time, reach quick and even the levelling of polishing basic unit's wall, and collect the dust, thereby improve wall efficiency of polishing, paint the effect of leveling the provision for later stage whitewash gypsum mortar.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a mechanism related to the sand paper tray of the present invention;
FIG. 3 is a schematic view of the related mechanism of the skateboard of the present invention;
in the figure: 1. a base; 2. a first guide rail; 3. a second guide rail; 4. a slide plate; 5. an annular chute; 6. a slider; 7. a gear; 8. a backup plate; 9. a first runner; 10. a second runner; 11. a square groove; 12. a threaded rod; 13. a guide block; 14. a guide wheel; 15. a sand paper tray; 16. a third rotating wheel;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, an auxiliary device for leveling a base wall surface and facilitating plastering of gypsum mortar comprises a base 1, wherein a first guide rail 2 is fixedly connected to the surface of the base 1, a second guide rail 3 is fixedly connected to the surface of the first guide rail 2, a sliding plate 4 is slidably connected to the surface of the first guide rail 2, a clamping block meshed with a gear 7 is fixedly connected to the transverse center line of the sliding plate 4, the gear 7 is in meshed connection with the clamping block, a dust groove mechanism is arranged on the surface of the sliding plate 4, an annular sliding groove 5 is formed in the surface of the sliding plate 4, and a sliding block 6 is slidably connected to the surface of the second guide rail 3.
The surface of slider 6 rotates and is connected with gear 7, gear 7 rotates and connects at the back of slider 6, and gear 7's back axle center department is provided with the pulley, and this pulley sliding connection is on the surface of annular spout 5, and the fixed surface of slide 4 is connected with backup plate 8, and the surface of backup plate 8 rotates and is connected with first runner 9, is provided with a belt between first runner 9, second runner 10 and two leading wheels 14, and the turning to of first runner 9, second runner 10 and fixedly connected with sand paper dish 15's leading wheel 14 is the same.
Rotate through first runner 9 and drive belt and second runner 10 and leading wheel 14 and rotate, make sand paper dish 15 rotate and polish the basic unit's wall, and make guide block 13 and sand paper dish 15 upper and lower along the built-in spout surface removal of square groove 11 in the time of third runner 16 pivoted, come to carry out fore-and-aft polishing to the basic unit's wall, reach quick and even levelling of polishing the basic unit's wall, thereby improve the wall efficiency of polishing, paint the effect of leveling the provision for later stage whitewash gypsum mortar.
The surface of backup plate 8 rotates and is connected with second runner 10, square groove 11 has been seted up on the surface of backup plate 8, the spout has been seted up to the inside of square groove 11, guide block 13 sliding connection is on the surface of this spout, threaded rod 12 is pegged graft to the inside of square groove 11, the surface threaded connection of threaded rod 12 has guide block 13, the surface of guide block 13 rotates and is connected with leading wheel 14, leading wheel 14 is provided with two, one of them leading wheel 14 rotates the surface of connecting at guide block 13, the positive fixedly connected with sand paper dish 15 of another leading wheel 14 and the surface at guide block 13 are connected in back rotation, the surface of guide block 13 rotates and is connected with sand paper dish 15, the stroke of sand paper dish 15 and the length looks adaptation of threaded rod 12, the fixed surface of threaded rod 12 is connected with third runner 16.
Rotate through gear 7 and mesh mutually with the fixture block that sets up on slide 4 surfaces, drive slide 4 along first guide rail 2's surface slip, make backup plate 8 follow slide 4 removal together with sand paper dish 15, with this transversely polish to the basic unit's wall, and set up and follow slide 4 synchronous motion at the grey groove mechanism on slide 4 surfaces, collect the dust of polishing sand paper dish 15 at any time, reach quick and even levelling of polishing basic unit's wall, and collect the dust, thereby improve the wall efficiency of polishing, paint the effect of leveling the provision for later stage plastering gypsum mortar.
When the base wall surface is polished and leveled, firstly, the sand paper disc 15 fixedly connected to the surface of the guide wheel 14 is close to the base wall surface, a proper gap is ensured, then the first rotating wheel 9 connected to the surface of the backup plate 8 is driven to rotate, the first rotating wheel 9 is driven to rotate and drive a belt arranged on the surface of the first rotating wheel 9, so that the second rotating wheel 10 rotatably connected to the surface of the backup plate 8 and the two guide wheels 14 rotatably connected to the surface of the guide block 13 rotate, the guide wheels 14 rotate and drive the sand paper disc 15 fixedly connected with the guide wheels to rotate, and the sand paper disc 15 rotates and polishes the base wall surface.
Above-mentioned sand paper dish 15 rotates when polishing basic unit's wall, and drive fixed connection is at the third runner 16 on threaded rod 12 surface, makes third runner 16 rotate and drive threaded rod 12 and rotate, and threaded rod 12 rotates and drives the spout surface removal along the inside setting of square groove 11 with its threaded connection's guide block 13 to make sand paper dish 15 vertically polish basic unit's wall.
After the sand paper disc 15 finishes longitudinal grinding of part of the base wall surface, the gear 7 connected to the surface of the sliding block 6 is driven to rotate at the moment, the gear 7 is enabled to rotate and is meshed with a clamping block arranged on the surface of the sliding plate 4, so that the sliding plate 4 slides along the surface of the first guide rail 2 fixedly connected to the surface of the base 1, the sliding plate 4 drives the backup plate 8 fixedly connected with the sliding plate to move, the backup plate 8 drives the square groove 11 arranged on the surface of the backup plate, the guide block 13 slidably connected into the square groove 11 and the sand paper disc 15 rotatably connected to the surface of the guide block 13 to transversely translate, and the step of longitudinally grinding the base wall surface by the sand paper disc 15 is repeated at the moment, so that the sand paper disc 15 can grind different positions of the base wall surface quantitatively.
Above-mentioned sand paper dish 15 follows and reciprocates and slide 4 translations with 12 threaded connection's of threaded rod guide block 13, and the setting also follows slide 4 translations simultaneously at the grey groove mechanism on slide 4 surfaces to make the sand paper dish 15 polish the dust that the basic unit's wall fell in time falling into the grey groove mechanism that slide 4 surfaces set up, the clearance of the later stage dust of being convenient for improves the efficiency of basic unit's wall leveling of polishing.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an auxiliary device that is used for basic unit's wall to level and is convenient for whitewash gypsum mortar and apply paint with a brush, includes base (1), its characterized in that: the surface of the base (1) is fixedly connected with a first guide rail (2), the surface of the first guide rail (2) is fixedly connected with a second guide rail (3), the surface of the first guide rail (2) is connected with a sliding plate (4) in a sliding manner, the surface of the sliding plate (4) is provided with an annular sliding chute (5), the surface of the second guide rail (3) is connected with a sliding block (6) in a sliding manner, the surface of the sliding block (6) is rotatably connected with a gear (7), the surface of the sliding plate (4) is fixedly connected with a backup plate (8), the surface of the backup plate (8) is rotatably connected with a first rotating wheel (9), the surface of the backup plate (8) is rotatably connected with a second rotating wheel (10), the surface of the backup plate (8) is provided with a square groove (11), a threaded rod (12) is inserted into the square groove (11), and the surface of the threaded rod (12) is connected with a guide block (13) in a threaded manner, the surface of the guide block (13) is rotatably connected with a guide wheel (14), the surface of the guide block (13) is rotatably connected with a sand paper disc (15), and the surface of the threaded rod (12) is fixedly connected with a third rotating wheel (16).
2. The auxiliary device for leveling a basement wall surface to facilitate plastering of gypsum mortar as claimed in claim 1, wherein: a clamping block meshed with the gear (7) is fixedly connected to the transverse center line of the sliding plate (4), the gear (7) is in meshed connection with the clamping block, and a dust groove mechanism is arranged on the surface of the sliding plate (4).
3. The auxiliary device for leveling a basement wall surface to facilitate plastering of gypsum mortar as claimed in claim 1, wherein: the gear (7) is rotatably connected to the back of the sliding block (6), and a pulley is arranged at the axis of the back of the gear (7) and is connected to the surface of the annular sliding groove (5) in a sliding mode.
4. The auxiliary device for leveling a basement wall surface to facilitate plastering of gypsum mortar as claimed in claim 1, wherein: the number of the guide wheels (14) is two, one guide wheel (14) is rotatably connected to the surface of the guide block (13), the front surface of the other guide wheel (14) is fixedly connected with a sand paper disc (15), and the back surface of the other guide wheel is rotatably connected to the surface of the guide block (13).
5. The auxiliary device for leveling a basement wall surface to facilitate plastering of gypsum mortar as claimed in claim 1, wherein: a belt is arranged between the first rotating wheel (9), the second rotating wheel (10) and the two guide wheels (14), and the first rotating wheel (9), the second rotating wheel (10) and the guide wheels (14) fixedly connected with the sand paper disc (15) are in the same rotating direction.
6. The auxiliary device for leveling a basement wall surface to facilitate plastering of gypsum mortar as claimed in claim 1, wherein: a sliding groove is formed in the square groove (11), and the guide block (13) is connected to the surface of the sliding groove in a sliding mode.
7. The auxiliary device for leveling a basement wall surface to facilitate plastering of gypsum mortar as claimed in claim 1, wherein: the stroke of the sand paper disc (15) is matched with the length of the threaded rod (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110498863.6A CN113211212A (en) | 2021-05-08 | 2021-05-08 | Auxiliary device for leveling base-layer wall surface and facilitating painting of gypsum mortar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110498863.6A CN113211212A (en) | 2021-05-08 | 2021-05-08 | Auxiliary device for leveling base-layer wall surface and facilitating painting of gypsum mortar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113211212A true CN113211212A (en) | 2021-08-06 |
Family
ID=77091866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110498863.6A Withdrawn CN113211212A (en) | 2021-05-08 | 2021-05-08 | Auxiliary device for leveling base-layer wall surface and facilitating painting of gypsum mortar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113211212A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5317837A (en) * | 1988-04-07 | 1994-06-07 | Staehli Arthur W | Device on a double disk lapping machine |
| CN2260691Y (en) * | 1996-04-18 | 1997-08-27 | 佛山市石湾区商羽经济实业公司 | Reciprocating type semi-automatic wall floor-block polishing machine |
| DE10008710A1 (en) * | 2000-02-24 | 2001-09-13 | Loh Optikmaschinen Ag | Device to clamp work pieces centrally, especially lenses for edge processing; has opposite aligned centering spindles, which are formed on opposite facing ends to hold clamp bells |
| CN107630547A (en) * | 2017-10-25 | 2018-01-26 | 广州公孙策信息科技有限公司 | A kind of wall plastering device with liquid self-feeding function |
| CN207058234U (en) * | 2017-07-28 | 2018-03-02 | 天津永拓建筑装饰装修工程有限公司 | Wall surface grinding device |
| CN207522249U (en) * | 2017-11-07 | 2018-06-22 | 上海泾东建筑发展有限公司 | A kind of concrete wall surface grinding device |
| CN110893563A (en) * | 2019-12-20 | 2020-03-20 | 周狄超 | Wall grinding device for building decoration |
-
2021
- 2021-05-08 CN CN202110498863.6A patent/CN113211212A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5317837A (en) * | 1988-04-07 | 1994-06-07 | Staehli Arthur W | Device on a double disk lapping machine |
| CN2260691Y (en) * | 1996-04-18 | 1997-08-27 | 佛山市石湾区商羽经济实业公司 | Reciprocating type semi-automatic wall floor-block polishing machine |
| DE10008710A1 (en) * | 2000-02-24 | 2001-09-13 | Loh Optikmaschinen Ag | Device to clamp work pieces centrally, especially lenses for edge processing; has opposite aligned centering spindles, which are formed on opposite facing ends to hold clamp bells |
| CN207058234U (en) * | 2017-07-28 | 2018-03-02 | 天津永拓建筑装饰装修工程有限公司 | Wall surface grinding device |
| CN107630547A (en) * | 2017-10-25 | 2018-01-26 | 广州公孙策信息科技有限公司 | A kind of wall plastering device with liquid self-feeding function |
| CN207522249U (en) * | 2017-11-07 | 2018-06-22 | 上海泾东建筑发展有限公司 | A kind of concrete wall surface grinding device |
| CN110893563A (en) * | 2019-12-20 | 2020-03-20 | 周狄超 | Wall grinding device for building decoration |
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Application publication date: 20210806 |
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