CN116175301A - Internal corner sander - Google Patents

Internal corner sander Download PDF

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Publication number
CN116175301A
CN116175301A CN202310413420.1A CN202310413420A CN116175301A CN 116175301 A CN116175301 A CN 116175301A CN 202310413420 A CN202310413420 A CN 202310413420A CN 116175301 A CN116175301 A CN 116175301A
Authority
CN
China
Prior art keywords
frame
corner
sander
internal corner
corner line
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.)
Pending
Application number
CN202310413420.1A
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Chinese (zh)
Inventor
陈伟
徐秀姿
何剑
陈佳佳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Nengzhe Technology Co ltd
Original Assignee
Zhejiang Nengzhe Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhejiang Nengzhe Technology Co ltd filed Critical Zhejiang Nengzhe Technology Co ltd
Priority to CN202310413420.1A priority Critical patent/CN116175301A/en
Publication of CN116175301A publication Critical patent/CN116175301A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/02—Frames; Beds; Carriages
    • 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
    • B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding-Machine Dressing And Accessory Apparatuses (AREA)

Abstract

The invention discloses a sander, which aims to solve the problem that the sanding angle is not adjustable and the sanding effect is poor in the prior art, and comprises a first sanding frame and a second sanding frame, wherein the first sanding frame comprises a first internal corner line and a first arc-shaped groove, the second sanding frame comprises a second internal corner line and a first sliding block, the first internal corner line is overlapped on the second internal corner line, the first sliding block is slidably arranged in the first arc-shaped groove, and the arc center of the first arc-shaped groove is arranged on the first internal corner line and the second internal corner line.

Description

Internal corner sander
Technical Field
The invention relates to a polishing tool, in particular to a polisher used for polishing a wall body internal corner position.
Background
The internal corner sander is a tool for sanding and flattening internal corners of walls, and is mainly applied to house decoration, renovation and the like.
In the prior art, an internal angle sander is disclosed, which comprises a sanding frame and abrasive paper, wherein the abrasive paper is detachably arranged on the sanding frame, the sanding frame comprises two mounting surfaces, an included angle between the two mounting surfaces forms 90 degrees, and the abrasive paper is attached to the two mounting surfaces, so that the internal angle of 90 degrees on a wall body can be sanded and leveled.
However, the prior art is not perfect, and the angles of different wall body internal angles are different due to different design requirements, but the angles of sand paper on two installation surfaces of the existing internal angle sander are not adjustable, so that the internal angle sander is only applicable to wall body internal angle sanding with fixed angles.
Disclosure of Invention
In order to overcome the defects and the existing problems in the prior art, the invention provides an internal corner sander.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides an reentrant corner sander, includes first frame and the second frame of polishing, and first frame of polishing includes first reentrant corner line and first arc wall, and the second is polished and is put up including second reentrant corner line and first slider, and first slider slidable sets up in first arc wall, and the arc heart of first arc wall sets up on first reentrant corner line and second reentrant corner line.
Preferably, the polishing device further comprises a mounting frame, wherein the mounting frame comprises a second arc-shaped groove, the second polishing frame comprises a second sliding block, the second sliding block is slidably arranged in the second arc-shaped groove, and the arc center of the second arc-shaped groove is arranged on the first internal corner line and the second internal corner line.
Preferably, the first and second reentrant angular lines overlap together.
Preferably, the first grinding frame comprises a first mounting surface, and the first reentrant corner line is arranged on one side edge of the first mounting surface.
Preferably, a first rounded corner is formed on the other side of the first mounting surface.
Preferably, the second sanding frame includes a second mounting surface, and the second reentrant corner line is disposed on one side of the second mounting surface.
Preferably, a second rounded corner is formed on the other side of the second mounting surface.
Preferably, the first polishing frame is provided with a first magic tape, the first polishing frame is adhered with sand paper through the first magic tape, the second polishing frame is provided with a second magic tape, and the second polishing frame is adhered with sand paper through the second magic tape.
Preferably, the polishing device further comprises an elastic piece, wherein the elastic piece is used for providing elastic force for enabling the second polishing frame to be unfolded on the first polishing frame.
Preferably, the sliding block further comprises a limiting piece, wherein the limiting piece is used for limiting the rotation stroke of the first sliding block in the first arc-shaped groove.
Compared with the prior art, the invention has the following outstanding and beneficial technical effects:
(1) In the invention, as the first sliding block is slidably arranged in the first arc-shaped groove, and the second polishing frame can rotate on the first polishing frame, the angle between the sand paper on the first polishing frame and the sand paper on the second polishing frame can be adjusted, so that the invention is convenient for polishing internal corners of different walls, and therefore, the internal corner polisher has the advantages of adjustable polishing angle, wide application range, simple adjusting structure and convenient operation.
(2) In the invention, as the first internal corner line and the second internal corner line are overlapped together, the arc center of the first arc groove is arranged on the first internal corner line and the second internal corner line, so that the first internal corner line and the second internal corner line are always overlapped together, and the sand paper on the first internal corner line and the sand paper on the second internal corner line can be always arranged on the internal corner, so that the internal corner sander can polish and level wall internal corners with different angles and solve the problem that sharp corners cannot be polished at the internal corners of the wall, and the internal corner sander has the advantages of good polishing effect and reasonable structural design.
(3) In the invention, the abrasive paper is arranged on the first grinding frame and the second grinding frame through the first magic tape and the second magic tape, so that a user can assemble and disassemble the abrasive paper by hand without tools, thereby facilitating the assembly and disassembly and the replacement of the abrasive paper.
(4) In the invention, the side edges of the first mounting surface and the side edges of the second mounting surface are respectively provided with the first round corner and the second round corner, and when the internal corner sander is used for sanding, the first round corner and the second round corner ensure the smoothness of the wall after sanding, so that scratches or dents are prevented from being formed on the wall, and the sanding effect is improved.
(5) In the invention, the abrasive paper on the first internal corner line and the second internal corner line is tightly attached to the internal corner of the wall body, the elastic piece forces the abrasive paper on the first installation surface to be tightly attached to the wall on one side of the internal corner of the wall body, and also forces the abrasive paper on the second installation surface to be tightly attached to the wall on the other side of the internal corner of the wall body, thereby ensuring the polishing effect.
Drawings
FIG. 1 is a schematic perspective view of embodiment 1 of the present invention;
FIG. 2 is a second perspective view of embodiment 1 of the present invention;
FIG. 3 is a schematic cross-sectional view of embodiment 1 of the present invention;
FIG. 4 is a schematic diagram of an exploded structure of embodiment 1 of the present invention;
FIG. 5 is a second schematic diagram of the explosion structure of embodiment 1 of the present invention;
FIG. 6 is a schematic perspective view of embodiment 2 of the present invention;
FIG. 7 is a second perspective view of embodiment 2 of the present invention;
FIG. 8 is a schematic cross-sectional view of embodiment 2 of the present invention;
FIG. 9 is a schematic diagram of an exploded structure of embodiment 2 of the present invention;
FIG. 10 is a second schematic diagram of the explosion structure of embodiment 2 of the present invention;
in the figure: 1-first grinding frame, 2-second grinding frame, 3-elastic piece, 4-locating piece, 5-first magic subsides, 6-second magic subsides, 7-sand paper, 8-mounting bracket, 9-locating piece, 11-first arc wall, 12-first installation face, 13-first locating surface, 14-first thickness reduction groove, 121-first reentrant corner line, 122-first sinking groove, 123-first round angle, 21-first sliding block, 22-second installation face, 23-second locating surface, 24-second thickness reduction groove, 25-second sliding block, 211-locating groove, 212-locating groove, 221-second reentrant corner line, 222-second sinking groove, 223-second round angle, 41-limiting block, 81-second arc wall.
Detailed Description
The present invention is further described below with reference to the drawings and specific embodiments for the purpose of facilitating understanding by those skilled in the art.
Example 1
As shown in fig. 1 to 5, embodiment 1 provides an inside corner sander comprising a first sanding block 1 and a second sanding block 2, the first sanding block 1 comprising a first inside corner line 121 and a first arc groove 11, the second sanding block 2 comprising a second inside corner line 221 and a first slider 21, the first inside corner line 121 and the second inside corner line 221 being straight lines, the first inside corner line 121 overlapping on the second inside corner line 221, i.e., the first inside corner line 121 and the second inside corner line 221 being parallel to each other and both ends of the first inside corner line 121 being disposed on both ends of the second inside corner line 221, respectively, the first inside corner line 121 and the second inside corner line 221 occupying the same/nearly the same position in space. The first slider 21 is slidably disposed in the first arc-shaped groove 11, and the arc center of the first arc-shaped groove 11 is disposed on the first and second internal corner lines 121 and 221, so that the second sanding frame 1 can rotate around the first and second internal corner lines 121 and 221.
In actual use, the sand paper 7 is installed on the first polishing frame 1 and the second polishing frame 2, then the sand paper 7 on the first polishing frame 1 is arranged on the wall on one side of the internal corner, the sand paper 7 on the second polishing frame 2 is arranged on the wall on the other side of the internal corner, the sand paper 7 on the first internal corner line 121 and the second internal corner line 221 is arranged on the internal corner, the handle rod or the motor can be installed on the first polishing frame 1, and the sand paper 7 on the internal corner sander is driven to move on the internal corner of the wall body through the handle rod or the motor, so that the sand paper 7 polishes the wall on both sides of the internal corner and the internal corner.
In the invention, as the first sliding block 21 is slidably arranged in the first arc-shaped groove 11, and the second polishing frame 2 can rotate on the first polishing frame 1, the angle between the sand paper 7 on the first polishing frame 1 and the sand paper 7 on the second polishing frame 2 can be adjusted, so that the invention is convenient for polishing of different wall body internal angles, and therefore, the internal angle polisher has the advantages of adjustable polishing angle, wide application range, simple adjusting structure and convenient operation.
In the invention, as the first internal corner line 121 and the second internal corner line 221 are overlapped, the arc center of the first arc groove 11 is arranged on the first internal corner line 121 and the second internal corner line 221, so that the first internal corner line 121 and the second internal corner line 221 are always overlapped, and the sand paper 7 on the first internal corner line 121 and the sand paper 7 on the second internal corner line 221 can be always arranged on the internal corners, so that the internal corner sander can polish and level wall internal corners with different angles and solve the problem that sharp corners cannot be polished at the internal corners of the wall, and the internal corner sander has the advantages of good polishing effect and reasonable structural design.
The integral structure of the first sliding block 21 is arc-shaped, and the first sliding block 21 is adapted in the first arc-shaped groove 11, so that the sliding smoothness is improved.
At least two first sliding blocks 21 are arranged, at least two first arc-shaped grooves 11 are arranged, and the first sliding blocks 21 are in one-to-one correspondence with the first arc-shaped grooves 11. More than two first sliding blocks 21 are respectively slidably arranged in the first arc-shaped groove 11, so that the sliding smoothness is further improved.
The first grinding frame 1 further comprises a first mounting surface 12, and the first mounting surface 12 is used for mounting sand paper 7. The first reentrant angular 121 is disposed on one side of the first mounting face 12. In actual use, the abrasive paper 7 on the first grinding frame 1 is mounted on the first mounting surface 12, and the abrasive paper 7 on the first mounting surface 12 can grind and smooth the wall surface. The other side of the first mounting surface 12 is formed with a first rounded corner 123, and in actual use, the sand paper 7 on the first rounded corner 123 is more round, so as to help smooth the wall, and avoid forming scratches.
The second sanding frame 2 further includes a second mounting surface 22 for mounting sandpaper 7 thereon, the second mounting surface 22. The second reentrant angular 221 is disposed on one side of the second mounting face 22. In actual use, the sand paper 7 on the second polishing frame 2 is mounted on the second mounting surface 22, and the sand paper 7 on the second mounting surface 22 can polish the wall surface to be smooth. The other side of the first mounting surface 12 is formed with a second rounded corner 223, and in actual use, the sand paper 7 on the second rounded corner 223 is more round, so as to help smooth the wall, and avoid forming scratches.
The first grinding frame 1 further comprises a first limiting surface 13, and the first limiting surface 13 is used for limiting a minimum included angle between the first mounting surface 12 and the second mounting surface 22 when the first grinding frame 1 and the second grinding frame 2 are folded. The first limiting surface 13 is disposed between the first mounting surface 12 and the second mounting surface 22, the first reentrant corner 121 is disposed on one side of the first limiting surface 13, and an included angle between the first limiting surface 13 and the first mounting surface 12 is smaller than 90 °. The first reentrant angular 121 is disposed on one side of the first limiting face 13. The cross sections of the first limiting surface 13 and the first mounting surface 12 are V-shaped.
The second grinding frame 2 further comprises a second limiting surface 23, and the second limiting surface 23 is used for limiting a minimum included angle between the first mounting surface 12 and the second mounting surface 22 when the first grinding frame 1 and the second grinding frame 2 are folded. The second limiting surface 23 is disposed between the first mounting surface 12 and the second mounting surface 22, and the second reentrant corner 221 is disposed on one side of the second limiting surface 23, and an included angle between the second limiting surface 23 and the second mounting surface 22 is smaller than 90 °. The second reentrant angular 221 is disposed on one side of the second limiting face 23. The cross sections of the second limiting surface 23 and the second mounting surface 22 are V-shaped.
The sum of the included angle between the first limiting surface 13 and the first mounting surface 12 and the included angle between the second limiting surface 23 and the second mounting surface 22 is smaller than 90 degrees, so that the internal corner of the wall body smaller than 90 degrees can be polished.
Be provided with first magic subsides 5 on the first frame 1 of polishing, first frame 1 of polishing is pasted 5 bonding abrasive paper 7 through first magic, and the design that first magic was pasted 5 is so that abrasive paper 7 dismouting on first frame 1 of polishing is changed. The first magic tape 5 is arranged on the first mounting surface 12, the first mounting surface 12 is provided with a first sinking groove 122, and the first magic tape 5 is arranged in the first sinking groove 122, so that the surface smoothness of the first magic tape 5 on the first mounting surface 12 is improved.
Be provided with second magic subsides 6 on the second frame 2 of polishing, second frame 2 of polishing is pasted 6 bonding abrasive paper 7 through the second magic, and the design that second magic was pasted 6 is so that abrasive paper 7 dismouting on the second frame 2 of polishing is changed. The second magic tape 6 is arranged on the second mounting surface 22, the second mounting surface 22 is provided with a second sinking groove 222, and the second magic tape 6 is arranged in the second sinking groove 222, so that the surface smoothness of the second magic tape 6 on the second mounting surface 22 is improved.
The inside corner sander further comprises an elastic member 3, wherein the elastic member 3 is used for providing elastic force for urging the second sanding frame 2 to be unfolded on the first sanding frame 1. In actual use, the elastic member 3 provides an elastic force for urging the second grinding frame 2 to be unfolded on the first grinding frame 1, and under the action of the elastic force, the included angle between the abrasive paper 7 on the first grinding frame 1 and the abrasive paper 7 on the second grinding frame 2 becomes large, so that the abrasive paper 7 on the first grinding frame 1 and the abrasive paper 7 on the second grinding frame 2 can be always kept attached to the wall surfaces on both sides of the internal corner.
The elastic member 3 is a spring. The elastic member 3 is disposed in the first arc-shaped groove 11, improving the compactness of the structure. The positioning groove 211 is formed in the first sliding block 21, one end of the elastic piece 3 is arranged in the positioning groove 211, and the design of the positioning groove 211 improves the matching firmness of the elastic piece 3 between the first polishing frame 1 and the second polishing frame 2.
The internal corner sander further comprises a limiting piece 4, wherein the limiting piece 4 is used for limiting the rotation stroke of the first sliding block 21 in the first arc-shaped groove 11, so that the rotation stroke of the second sanding frame 2 on the first sanding frame 1 is limited.
The limiting piece 4 is fixedly arranged on the first polishing frame 1. The limiting piece 4 comprises a limiting block 41, a limiting groove 212 is formed in the second polishing frame 2, and the limiting block 41 is slidably arranged in the limiting groove 212. The limiting groove 212 is formed in the first slider 21, and the length direction of the limiting groove 212 is consistent with the length direction of the first arc-shaped groove 11.
The first grinding frame 1 further comprises a first thickness reducing groove 14, and the first thickness reducing groove 14 is used for reducing the weight of the first grinding frame 1 and facilitating the manufacture of the first grinding frame 1 by adopting an integral injection molding process. The first thickness reducing groove 14 is disposed between the first mounting surface 12 and the first limiting surface 13, and the cross section of the first thickness reducing groove 14 is in a fan shape.
The second polishing frame 2 further comprises a second thickness reducing groove 24, and the second thickness reducing groove 24 is used for reducing the weight of the second polishing frame 2 and facilitating the manufacturing of the second polishing frame 2 by adopting an integral injection molding process. The second thickness reducing groove 24 is disposed between the second mounting surface 22 and the second limiting surface 23, and the cross section of the second thickness reducing groove 24 is also fan-shaped.
Example 2
As shown in fig. 6 to 10, embodiment 2 also provides an inside corner sander, which is different from embodiment 1 in that it further includes a mounting frame 8, and the second sanding frame 2 is rotatably provided on the mounting frame 8. The second polishing frame 2 comprises a second slider 25, the mounting frame 8 comprises a second arc-shaped groove 81, the second slider 25 is slidably arranged in the second arc-shaped groove 81, and the arc center of the second arc-shaped groove 81 is arranged on the first internal corner line 121 and the second internal corner line 221, so that the second polishing frame 2 can rotate around the first internal corner line 121 and the second internal corner line 221.
In actual use, the handle rod or the motor can be installed on the installation frame 8, the sand paper 7 is installed on the first grinding frame 1 and the second grinding frame 2, the sand paper 7 on the first grinding frame 1 can rotate relative to the installation frame 8, and the sand paper 7 on the second grinding frame 2 can rotate relative to the installation frame 8, so that the effect of double-sided free adjustment is realized, and the adjustment of the grinding angle is further facilitated. And, the first and second internal corner lines 121 and 221 are always located on the internal corners of the wall body when the sandpaper 7 on the first sanding frame 1 rotates and the sandpaper 7 on the second sanding frame 2 rotates.
The integral structure of the second sliding block 25 is also arc-shaped, and the second sliding block 25 is adapted in the second arc-shaped groove 81, so that the sliding smoothness of the second sliding block 25 in the second arc-shaped groove 81 is improved.
At least two second sliding blocks 25 are provided, at least two second arc-shaped grooves 81 are provided, and the second sliding blocks 25 are in one-to-one correspondence with the second arc-shaped grooves 81. More than two second sliding blocks 25 are respectively slidably arranged in the second arc-shaped grooves 81, so that the sliding smoothness is further improved.
The limiting piece 4 is fixedly arranged on the mounting frame 8.
The locating piece 9 is fixedly arranged in the first arc-shaped groove 11, the locating piece 9 is inserted into one end of the elastic piece 3, the other end of the elastic piece 3 is arranged in the locating groove 211, and the assembly firmness of the elastic piece 3 between the first polishing frame 1 and the second polishing frame 2 is further improved.
Example 3
Embodiment 3 provides a method for using the internal corner sander, which is based on the internal corner sander of embodiment 1 or embodiment 2, and includes:
the abrasive paper 7 is adhered to the first magic tape 5 and the second magic tape 6, the abrasive paper 7 on the first magic tape 5 is adhered to the wall on one side of the internal corner of the wall, the abrasive paper 7 on the second magic tape 6 is adhered to the wall on the other side of the internal corner of the wall, the abrasive paper 7 on the first internal corner line 121 and the second internal corner line 221 is adhered to the internal corner of the wall, the internal corner sander is dragged along the length direction of the internal corner of the wall, and the abrasive paper 7 polishes the internal corner of the wall and the walls on two sides of the internal corner of the wall.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.

Claims (10)

1. The utility model provides an internal corner sander, a serial communication port, including first frame (1) and second frame (2) of polishing, first frame (1) of polishing includes first internal corner line (121) and first arc wall (11), second frame (2) of polishing includes second internal corner line (221) and first slider (21), first slider (21) slidable sets up in first arc wall (11), the arc heart setting of first arc wall (11) is on first internal corner line (121) and second internal corner line (221).
2. The inside corner sander according to claim 1, further comprising a mounting bracket (8), wherein the mounting bracket (8) includes a second arcuate slot (81), wherein the second sanding bracket (2) includes a second slider (25), wherein the second slider (25) is slidably disposed within the second arcuate slot (81), and wherein the center of arc of the second arcuate slot (81) is disposed on the first inside corner line (121) and the second inside corner line (221).
3. The inside corner sander of claim 1, wherein the first inside corner line (121) and the second inside corner line (221) overlap.
4. A corner sander as set forth in claim 1 or 3, wherein said first sanding frame (1) includes a first mounting surface (12), and wherein the first corner line (121) is disposed on one side of the first mounting surface (12).
5. The inside corner sander as set forth in claim 4, wherein the first mounting surface (12) has a first rounded corner (123) formed on the other side.
6. A corner sander as set forth in claim 1 or 3, wherein said second sanding block (2) includes a second mounting surface (22), and wherein the second corner line (221) is disposed on one side of the second mounting surface (22).
7. The inside corner sander as set forth in claim 6, wherein a second rounded corner (223) is formed on the other side of said second mounting surface (22).
8. The internal corner sander according to claim 1, wherein the first sanding frame (1) is provided with a first magic tape (5), the first sanding frame (1) is bonded with sand paper (7) through the first magic tape (5), the second sanding frame (2) is provided with a second magic tape (6), and the second sanding frame (2) is bonded with sand paper (7) through the second magic tape (6).
9. An inside corner sander as set forth in claim 1, further comprising an elastic member (3), the elastic member (3) being adapted to provide an elastic force urging the second sander stand (2) to spread over the first sander stand (1).
10. An inside corner sander as set forth in claim 1, further comprising a limiter (4), wherein the limiter (4) is adapted to limit the rotational travel of the first slider (21) within the first arcuate slot (11).
CN202310413420.1A 2023-04-11 2023-04-11 Internal corner sander Pending CN116175301A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310413420.1A CN116175301A (en) 2023-04-11 2023-04-11 Internal corner sander

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310413420.1A CN116175301A (en) 2023-04-11 2023-04-11 Internal corner sander

Publications (1)

Publication Number Publication Date
CN116175301A true CN116175301A (en) 2023-05-30

Family

ID=86444570

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310413420.1A Pending CN116175301A (en) 2023-04-11 2023-04-11 Internal corner sander

Country Status (1)

Country Link
CN (1) CN116175301A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116372701A (en) * 2023-06-07 2023-07-04 陕西晖煌建筑劳务有限公司 Equipment of polishing of construction face

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116372701A (en) * 2023-06-07 2023-07-04 陕西晖煌建筑劳务有限公司 Equipment of polishing of construction face
CN116372701B (en) * 2023-06-07 2023-08-22 陕西晖煌建筑劳务有限公司 Equipment of polishing of construction face

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