CN112319971A - Device for tearing off residual protective film on surface of ceramic tile - Google Patents
Device for tearing off residual protective film on surface of ceramic tile Download PDFInfo
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- CN112319971A CN112319971A CN202011323515.7A CN202011323515A CN112319971A CN 112319971 A CN112319971 A CN 112319971A CN 202011323515 A CN202011323515 A CN 202011323515A CN 112319971 A CN112319971 A CN 112319971A
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- ceramic tile
- block
- protective film
- installation
- moving frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B69/00—Unpacking of articles or materials, not otherwise provided for
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- Mechanical Engineering (AREA)
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
Abstract
The invention relates to a tearing device for a protective film of a ceramic tile, in particular to a tearing device for a residual protective film on the surface of the ceramic tile. The technical problem to be solved is as follows: the utility model provides a can improve protection film and tear the remaining protection film on ceramic tile surface and tear device that removes efficiency, can protect the workman's staff. The technical scheme of the invention is as follows: a device for tearing off residual protective films on the surfaces of ceramic tiles comprises a moving frame, rollers, mounting blocks, bearing seats, threaded rods, nuts, rotating wheels, connecting rods, a cylinder body, a piston, lifting rods, a liquid outlet hose, a screen plate and the like; the left and right sides of removing the frame bottom all is equipped with the gyro wheel, and the top of removing the frame is connected with the installation piece, and the bearing frame is all installed to the left and right sides of installation piece bottom. The scraping plate is in contact with the surface of the ceramic tile and moves leftwards, so that the residual protective film on the surface of the ceramic tile can be torn off, the soapy water can wet the residual protective film on the surface of the ceramic tile, and the residual protective film on the surface of the ceramic tile can be torn off conveniently.
Description
Technical Field
The invention relates to a tearing device for a protective film of a ceramic tile, in particular to a tearing device for a residual protective film on the surface of the ceramic tile.
Background
After the completion is pasted to the ceramic tile, the manual work can tear the protection film on ceramic tile surface, but when the workman tears the protection film on ceramic tile surface, can not tear the protection film wholly, the surface of ceramic tile can remaining some protection films, so just need the manual work to tear remaining protection film, generally manual work tears the remaining protection film in ceramic tile surface with handheld scraper at present, when tearing the remaining protection film in ceramic tile surface, need artifical the squatting to tear it, artifical squatting for a long time, the shank is weak easily, thereby can reduce protection film tear efficiency, and the scraper is injured the hand of workman easily, in order to prevent to injure the hand of workman, artifical before taking the scraper to use, the manual work can wear gloves, for this reason prevent to injure the hand of workman, it is not nimble enough to wear the gloves worker hand.
Disclosure of Invention
In order to overcome artifical squat for a long time, the shank is weak easily to can reduce protection film tear efficiency, and the scraper is wounded the shortcoming of workman's hand easily, and the technical problem that solve is: the utility model provides a can improve protection film and tear the remaining protection film on ceramic tile surface and tear device that removes efficiency, can protect the workman's staff.
The technical scheme of the invention is as follows: a device for tearing off residual protective films on the surfaces of ceramic tiles comprises a moving frame, rollers, an installation block, bearing seats, threaded rods, nuts, rotating wheels, connecting rods, a cylinder body, a piston, lifting rods, a liquid outlet hose, a screen plate, a cylindrical frame, the installation rods, a torsion spring, a swinging rod, a scraping plate and a handle, wherein the rollers are arranged on the left side and the right side of the bottom of the moving frame, the installation block is connected to the top of the moving frame, the bearing seats are arranged on the left side and the right side of the bottom of the installation block, the threaded rods are connected between the two bearing seats, the nuts are arranged on the threaded rods, the right ends of the threaded rods are connected with the rotating wheels, the connecting rods are hinged to the bottoms of the nuts, the cylinder body is connected to the middle part of the lower side of the moving frame, the top of the cylinder body is in an open type, the piston, the sub-unit connection of cylinder body left surface has out the liquid hose, and the left side at installation piece top is connected with the installation pole, is connected with the swinging arms through torsion spring on the installation pole, and the sub-unit connection of swinging arms left surface has the otter board, and the top of otter board is connected with cylindrical frame, and the bottom of going out the liquid hose is located cylindrical frame, and the bottom of swinging arms is connected with the scraper blade, and the right side at installation piece top is connected with the handle.
As a preferred technical scheme of the invention, the mounting block further comprises a hinge, a rotating plate and a spherical elastic block, the middle of the top of the mounting block is connected with the rotating plate through the hinge, and the top of the rotating plate is connected with the spherical elastic block.
As a preferred technical scheme, the movable rack comprises a cross rod, a stop block, a rotary pressing plate, a fixed magnetic block, a rotary magnetic block and a fixed block, wherein the lower part of the front side surface of the movable rack is rotatably connected with the cross rod, the rotary pressing plate is connected onto the cross rod, the left side surface of the rotary pressing plate is connected with the rotary magnetic block, the front side surface of the movable rack on the lower right side of the cross rod is connected with the fixed magnetic block, the fixed magnetic block is matched with the rotary magnetic block, the front side surface of the movable rack on the lower left side of the cross rod is connected with the stop block.
When the residual protective film on the surface of the ceramic tile needs to be torn off, the ceramic tile surface protective film peeling device is manually placed at a set position, then a swinging rod is manually swung to enable a scraper to be in contact with the surface of the ceramic tile, then a rotating wheel is manually rotated to enable a threaded rod to rotate clockwise, a nut can be enabled to move leftwards, the nut can move leftwards, the piston can move downwards through a connecting rod and a lifting rod, the piston can move downwards to enable soap water in a cylinder body to flow onto a screen plate through a liquid outlet hose, the soap water falls onto the surface of the ceramic tile downwards through the screen plate, then a handle is manually pushed to enable an installation block to move leftwards, the installation block moves leftwards through a moving frame and a roller, the scraper can move leftwards through the swinging rod, the soap water is slippery, therefore, the residual protective film on the surface of the ceramic tile can be conveniently torn off, when the soap water in the cylinder, in artifical putting into soap water with going out the liquid hose afterwards, artifical anticlockwise rotation runner makes the nut move right afterwards, so can inhale the interior of the cylinder body with soap water through going out the liquid hose to can make things convenient for the manual work to tear the remaining protection film in ceramic tile surface, so do not need the manual work to tear the remaining protection film in ceramic tile surface with holding the scraper, thereby can prevent to injure workman's hand.
After artifical hand swing swinging arms messenger scraper blade and ceramic tile surface contact, artifical hand is rotated the board and is made ball-type elastic block and swinging arms contact, so can support the swinging arms through ball-type elastic block to can make scraper blade and ceramic tile surface in close contact with, and then can improve and tear efficiency off to the remaining protection film in ceramic tile surface, after the completion is clear away to the remaining protection film in ceramic tile surface, artifical swing ball-type elastic block resets, and the swinging arms rotates at torque spring and resets.
Manual work is with anticlockwise rotation rotary press plate, make rotary press plate be located the rear side of fixed block, so can fix a liquid hose, thereby can prevent when spraying soapy water, a liquid hose shifts out from cylindrical frame, so can make things convenient for the manual work to spray soapy water to the ceramic tile surface, tear when the remaining protection film in ceramic tile surface and remove the completion back, artifical clockwise rotation rotary press plate makes rotatory magnetic path clockwise rotation, when rotatory magnetic path and fixed magnetic path contact back, so can fix rotary press plate, thereby can conveniently remove the fixed of rotary press plate.
Has the advantages that: the scraper is in contact with the surface of the ceramic tile and moves leftwards, so that the residual protective film on the surface of the ceramic tile can be torn off, the residual protective film on the surface of the ceramic tile can be wetted by soap water, the residual protective film on the surface of the ceramic tile can be torn off conveniently, the swinging rod is supported by the spherical elastic block, the scraper can be in close contact with the surface of the ceramic tile, the tearing efficiency of the residual protective film on the surface of the ceramic tile can be improved, the liquid outlet hose can be fixed by the rotary pressing plate located on the rear side of the fixing block, the liquid outlet hose can be prevented from moving out of the cylindrical frame when the soap water is sprayed, and the soap water can be sprayed on the surface of the ceramic tile.
Drawings
Fig. 1 is a schematic front view of the present invention.
Wherein: 1 … movable frame, 2 … roller, 3 … mounting block, 4 … bearing seat, 5 … threaded rod, 6 … nut, 7 … rotating wheel, 8 … connecting rod, 9 … cylinder, 10 … piston, 11 … through hole, 12 … lifting rod, 13 … liquid outlet hose, 14 … screen plate, 15 … cylindrical frame, 151 … mounting rod, 16 … torsion spring, 17 … swinging rod, 18 … scraper, 19 … handle, 20 … hinge, 21 … rotating plate, 22 … spherical elastic block, 23 … cross rod, 24 … block, 25 … rotary press plate, 26 … fixed magnetic block, 27 … rotary magnetic block and 28 … fixed block.
Detailed Description
The invention is described in detail below with reference to the drawings and specific examples, but the invention is not limited thereto.
Example 1
A device for tearing off residual protective films on the surfaces of ceramic tiles is shown in figure 1 and comprises a moving frame 1, rollers 2, an installation block 3, bearing seats 4, a threaded rod 5, nuts 6, rotating wheels 7, a connecting rod 8, a cylinder body 9, a piston 10, a lifting rod 12, a liquid outlet hose 13, a screen plate 14, a cylindrical frame 15, an installation rod 151, a torsion spring 16, a swinging rod 17, a scraping plate 18 and a handle 19, wherein the rollers 2 are arranged on the left side and the right side of the bottom of the moving frame 1, the installation block 3 is connected to the top of the moving frame 1, the bearing seats 4 are arranged on the left side and the right side of the bottom of the installation block 3, the threaded rod 5 is connected between the two bearing seats 4, the nut 6 is arranged on the threaded rod 5, the rotating wheels 7 are connected to the right end of the threaded rod 5, the connecting rod 8 is hinged to the bottom of the nut 6, open at the middle part of carriage 1 has through-hole 11, the top of piston 10 is connected with lifter 12, through-hole 11 is passed on the top of lifter 12, the top of lifter 12 is connected with the left end of connecting rod 8 is articulated, the sub-unit connection of the cylinder body 9 left surface has play liquid hose 13, the left side at installation piece 3 top is connected with installation pole 151, be connected with swinging arms 17 through torsion spring 16 on the installation pole 151, the sub-unit connection of swinging arms 17 left surface has otter board 14, the top of otter board 14 is connected with cylindrical frame 15, the bottom of going out liquid hose 13 is located cylindrical frame 15, the bottom of swinging arms 17 is connected with scraper blade 18, the right side at installation piece 3 top is connected with handle 19.
Example 2
A device for tearing off residual protective films on the surfaces of ceramic tiles is shown in figure 1 and comprises a moving frame 1, rollers 2, an installation block 3, bearing seats 4, a threaded rod 5, nuts 6, rotating wheels 7, a connecting rod 8, a cylinder body 9, a piston 10, a lifting rod 12, a liquid outlet hose 13, a screen plate 14, a cylindrical frame 15, an installation rod 151, a torsion spring 16, a swinging rod 17, a scraping plate 18 and a handle 19, wherein the rollers 2 are arranged on the left side and the right side of the bottom of the moving frame 1, the installation block 3 is connected to the top of the moving frame 1, the bearing seats 4 are arranged on the left side and the right side of the bottom of the installation block 3, the threaded rod 5 is connected between the two bearing seats 4, the nut 6 is arranged on the threaded rod 5, the rotating wheels 7 are connected to the right end of the threaded rod 5, the connecting rod 8 is hinged to the bottom of the nut 6, open at the middle part of carriage 1 has through-hole 11, the top of piston 10 is connected with lifter 12, through-hole 11 is passed on the top of lifter 12, the top of lifter 12 is connected with the left end of connecting rod 8 is articulated, the sub-unit connection of the cylinder body 9 left surface has play liquid hose 13, the left side at installation piece 3 top is connected with installation pole 151, be connected with swinging arms 17 through torsion spring 16 on the installation pole 151, the sub-unit connection of swinging arms 17 left surface has otter board 14, the top of otter board 14 is connected with cylindrical frame 15, the bottom of going out liquid hose 13 is located cylindrical frame 15, the bottom of swinging arms 17 is connected with scraper blade 18, the right side at installation piece 3 top is connected with handle 19.
The novel mounting block is characterized by further comprising a hinge 20, a rotating plate 21 and a spherical elastic block 22, wherein the rotating plate 21 is connected to the middle of the top of the mounting block 3 through the hinge 20, and the spherical elastic block 22 is connected to the top of the rotating plate 21.
Example 3
A device for tearing off residual protective films on the surfaces of ceramic tiles is shown in figure 1 and comprises a moving frame 1, rollers 2, an installation block 3, bearing seats 4, a threaded rod 5, nuts 6, rotating wheels 7, a connecting rod 8, a cylinder body 9, a piston 10, a lifting rod 12, a liquid outlet hose 13, a screen plate 14, a cylindrical frame 15, an installation rod 151, a torsion spring 16, a swinging rod 17, a scraping plate 18 and a handle 19, wherein the rollers 2 are arranged on the left side and the right side of the bottom of the moving frame 1, the installation block 3 is connected to the top of the moving frame 1, the bearing seats 4 are arranged on the left side and the right side of the bottom of the installation block 3, the threaded rod 5 is connected between the two bearing seats 4, the nut 6 is arranged on the threaded rod 5, the rotating wheels 7 are connected to the right end of the threaded rod 5, the connecting rod 8 is hinged to the bottom of the nut 6, open at the middle part of carriage 1 has through-hole 11, the top of piston 10 is connected with lifter 12, through-hole 11 is passed on the top of lifter 12, the top of lifter 12 is connected with the left end of connecting rod 8 is articulated, the sub-unit connection of the cylinder body 9 left surface has play liquid hose 13, the left side at installation piece 3 top is connected with installation pole 151, be connected with swinging arms 17 through torsion spring 16 on the installation pole 151, the sub-unit connection of swinging arms 17 left surface has otter board 14, the top of otter board 14 is connected with cylindrical frame 15, the bottom of going out liquid hose 13 is located cylindrical frame 15, the bottom of swinging arms 17 is connected with scraper blade 18, the right side at installation piece 3 top is connected with handle 19.
The novel mounting block is characterized by further comprising a hinge 20, a rotating plate 21 and a spherical elastic block 22, wherein the rotating plate 21 is connected to the middle of the top of the mounting block 3 through the hinge 20, and the spherical elastic block 22 is connected to the top of the rotating plate 21.
Still including horizontal pole 23, dog 24, rotary press plate 25, fixed magnetic block 26, rotary magnetic block 27 and fixed block 28, the lower part rotary type of the 1 leading flank of removal frame is connected with horizontal pole 23, be connected with rotary press plate 25 on horizontal pole 23, rotary press plate 25's left surface is connected with rotary magnetic block 27, the 1 leading flank of removal frame of the horizontal pole 23 downside on the right side is connected with fixed magnetic block 26, fixed magnetic block 26 and rotary magnetic block 27 cooperation, the 1 leading flank of removal frame of the horizontal pole 23 downside on the left side is connected with dog 24, dog 24's leading flank is connected with fixed block 28, rotary press plate 25 is located the rear side of fixed block 28.
When the residual protective film on the surface of the ceramic tile needs to be torn off, the ceramic tile surface protective film tearing device is manually placed at a set position, then the swinging rod 17 is manually swung by a hand to enable the scraping plate 18 to be in contact with the surface of the ceramic tile, then the rotating wheel 7 is manually rotated to enable the threaded rod 5 to rotate clockwise, the threaded rod 5 can enable the nut 6 to move leftwards, the nut 6 moves leftwards, the piston 10 moves downwards through the connecting rod 8 and the lifting rod 12, the piston 10 moves downwards to enable soapy water in the cylinder body 9 to flow into the screen plate 14 through the liquid outlet hose 13, the soapy water falls onto the surface of the ceramic tile through the screen plate 14, then the handle 19 is manually pushed to enable the mounting block 3 to move leftwards, the mounting block 3 moves leftwards through the moving frame 1 and the roller 2, the mounting block 3 enables the scraping plate 18 to move leftwards through the swinging rod 17, and the soapy water, after soapy water in the cylinder body 9 is used up, the liquid outlet hose 13 is taken out from the cylindrical frame 15 manually, then the liquid outlet hose 13 is placed into soapy water manually, the rotating wheel 7 is rotated anticlockwise manually to enable the nut 6 to move rightwards, the soapy water can be sucked into the cylinder body 9 through the liquid outlet hose 13, accordingly, the residual protective film on the surface of the ceramic tile can be torn off manually, the scraper does not need to be held by hands manually to tear off the residual protective film on the surface of the ceramic tile, and therefore the hands of workers can be prevented from being injured.
After artifical hand swing swinging pendulum rod 17 makes scraper blade 18 and ceramic tile surface contact, artifical hand is rotated and is changeed board 21 and make ball-type elastic block 22 and pendulum rod 17 contact, so can support pendulum rod 17 through ball-type elastic block 22 to can make scraper blade 18 and ceramic tile surface in close contact with, and then can improve and tear off efficiency to the remaining protection film in ceramic tile surface, clear away the completion back when the remaining protection film in ceramic tile surface, artifical swing ball-type elastic block 22 resets, pendulum rod 17 rotates at torsion spring 16 and resets.
Artifical hand anticlockwise rotation rotating pressing plate 25 with, make rotating pressing plate 25 be located the rear side of fixed block 28, so can fix play liquid hose 13, thereby can prevent when spraying soapy water, it shifts out from cylindrical frame 15 to go out liquid hose 13, so can make things convenient for the manual work to spray soapy water to the ceramic tile surface, tear when the remaining protection film in ceramic tile surface and remove the completion back, artifical clockwise rotation rotating pressing plate 25 makes rotating magnetic block 27 clockwise rotation, after rotating magnetic block 27 and fixed magnetic block 26 contact, so can fix rotating pressing plate 25, thereby can conveniently remove the fixed of rotating pressing plate 25.
While the disclosure has been described with respect to a limited number of embodiments, those skilled in the art, having benefit of this disclosure, will appreciate that various other embodiments can be devised which do not depart from the scope of the invention as disclosed herein. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (3)
1. A device for tearing off residual protective films on the surfaces of ceramic tiles is characterized by comprising a moving frame, rollers, an installation block, bearing blocks, threaded rods, nuts, rotating wheels, a connecting rod, a cylinder body, a piston, lifting rods, a liquid outlet hose, a screen plate, a cylindrical frame, an installation rod, a torsion spring, a swinging rod, a scraping plate and a handle, wherein the rollers are arranged on the left side and the right side of the bottom of the moving frame, the installation block is connected to the top of the moving frame, the bearing blocks are arranged on the left side and the right side of the bottom of the installation block, the threaded rods are connected between the two bearing blocks, the nuts are arranged on the threaded rods, the rotating wheels are connected to the right ends of the threaded rods, the connecting rod is hinged to the bottom of the nuts, the cylinder body is connected to the middle part of the lower side of the moving frame, the top, the top of lifter is connected with the left end of connecting rod is articulated, and the sub-unit connection of cylinder body left surface has out the liquid hose, and the left side at installation piece top is connected with the installation pole, is connected with the swinging arms through torque spring on the installation pole, and the sub-unit connection of swinging arms left surface has the otter board, and the top of otter board is connected with cylindrical frame, and the bottom of going out the liquid hose is located cylindrical frame, and the bottom of swinging arms is connected with the scraper blade, and the right side at installation piece top is connected with the handle.
2. The device for tearing the residual protective film on the surface of the ceramic tile according to claim 1, further comprising a hinge, a rotating plate and a spherical elastic block, wherein the rotating plate is connected to the middle of the top of the mounting block through the hinge, and the spherical elastic block is connected to the top of the rotating plate.
3. The device for tearing the residual protective film on the surface of the ceramic tile as claimed in claim 2, further comprising a cross bar, a stop block, a rotary pressing plate, a fixed magnetic block, a rotary magnetic block and a fixed block, wherein the lower part of the front side of the moving frame is rotatably connected with the cross bar, the cross bar is connected with the rotary pressing plate, the left side of the rotary pressing plate is connected with the rotary magnetic block, the front side of the moving frame on the right lower side of the cross bar is connected with the fixed magnetic block, the fixed magnetic block is matched with the rotary magnetic block, the front side of the moving frame on the left lower side of the cross bar is connected with the stop block, the.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011323515.7A CN112319971B (en) | 2020-11-23 | 2020-11-23 | Device for tearing off residual protective film on surface of ceramic tile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011323515.7A CN112319971B (en) | 2020-11-23 | 2020-11-23 | Device for tearing off residual protective film on surface of ceramic tile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112319971A true CN112319971A (en) | 2021-02-05 |
| CN112319971B CN112319971B (en) | 2022-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011323515.7A Active CN112319971B (en) | 2020-11-23 | 2020-11-23 | Device for tearing off residual protective film on surface of ceramic tile |
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| CN (1) | CN112319971B (en) |
Citations (10)
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| CN101932781A (en) * | 2008-01-24 | 2010-12-29 | 迪瓦西公司 | Be used to remove the method and apparatus of lip-deep overlay film |
| CN202412877U (en) * | 2012-01-09 | 2012-09-05 | 京东方科技集团股份有限公司 | Polarizer peeling device |
| KR20120111536A (en) * | 2011-04-01 | 2012-10-10 | 한국건설기술연구원 | Apparatus for cleaning surface of building |
| WO2014112147A1 (en) * | 2013-01-16 | 2014-07-24 | インテリアいとう有限会社 | Sheet material detaching device and detaching method |
| CN207538411U (en) * | 2017-11-28 | 2018-06-26 | 浙江裕峰环境服务股份有限公司 | A kind of multi-functional spatula |
| CN108894524A (en) * | 2018-07-11 | 2018-11-27 | 许林峰 | A kind of mechanical wall cleaning equipment |
| CN110788030A (en) * | 2018-08-01 | 2020-02-14 | 承德石油高等专科学校 | Chemical raw material clearing device convenient for material collection |
| CN210134664U (en) * | 2019-03-19 | 2020-03-10 | 上海迈道建筑工程有限公司 | Mortar type epoxy terrace bottom scraping device |
| CN111305528A (en) * | 2020-02-19 | 2020-06-19 | 张凤三 | Ceramic tile crack sealer coating strikes off collection device |
| CN111318491A (en) * | 2018-12-13 | 2020-06-23 | 西安天衡众创空间有限公司 | A auxiliary device for monitor cleaning and maintenance |
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2020
- 2020-11-23 CN CN202011323515.7A patent/CN112319971B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101932781A (en) * | 2008-01-24 | 2010-12-29 | 迪瓦西公司 | Be used to remove the method and apparatus of lip-deep overlay film |
| KR20120111536A (en) * | 2011-04-01 | 2012-10-10 | 한국건설기술연구원 | Apparatus for cleaning surface of building |
| CN202412877U (en) * | 2012-01-09 | 2012-09-05 | 京东方科技集团股份有限公司 | Polarizer peeling device |
| WO2014112147A1 (en) * | 2013-01-16 | 2014-07-24 | インテリアいとう有限会社 | Sheet material detaching device and detaching method |
| CN207538411U (en) * | 2017-11-28 | 2018-06-26 | 浙江裕峰环境服务股份有限公司 | A kind of multi-functional spatula |
| CN108894524A (en) * | 2018-07-11 | 2018-11-27 | 许林峰 | A kind of mechanical wall cleaning equipment |
| CN110788030A (en) * | 2018-08-01 | 2020-02-14 | 承德石油高等专科学校 | Chemical raw material clearing device convenient for material collection |
| CN111318491A (en) * | 2018-12-13 | 2020-06-23 | 西安天衡众创空间有限公司 | A auxiliary device for monitor cleaning and maintenance |
| CN210134664U (en) * | 2019-03-19 | 2020-03-10 | 上海迈道建筑工程有限公司 | Mortar type epoxy terrace bottom scraping device |
| CN111305528A (en) * | 2020-02-19 | 2020-06-19 | 张凤三 | Ceramic tile crack sealer coating strikes off collection device |
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| Publication number | Publication date |
|---|---|
| CN112319971B (en) | 2022-02-22 |
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