Abrasive paper frame

Abstract

The utility model provides an abrasive paper frame, and belongs to the technical field of polishing equipment. The abrasive paper frame comprises a base plate, more than two mounting seats are arranged on the base plate, each mounting seat is provided with a pressing piece and a clamping structure, each pressing piece comprises a connecting rod, each connecting rod is provided with a pressing block, and each connecting rod can be clamped in the corresponding clamping structure and enables the corresponding pressing block to abut against the base plate. According to the abrasive paper frame, the connecting rod of the pressing piece is clamped through the clamping structure, the abrasive paper is pressed and fixed through the pressing block on the connecting rod, operation is easy, and the abrasive paper is conveniently fixed.

Description

Technical Field

[0001] The utility model belongs to the technical field of grinding equipment and relates to a sandpaper rack. Background Art

[0002] A sandpaper rack is a tool used to polish the surface of a product. When using it, fix the sandpaper to the bottom of the rack and polish it. For example, cut the sandpaper to the appropriate length and then fix the two ends of the sandpaper rack to the ends of the sandpaper rack. Since sandpaper is easily worn, it needs to be replaced.

[0003] The patent document with application number 201921903397.X discloses a handle sandpaper holder, including a main body, a plastic seat installed on the main body, and a spring buckle installed on the plastic seat for tightening or loosening the sandpaper. The plastic seat is installed on the main body, and the plastic seat is integrally formed with a handle. The main body is operated by holding the handle. The spring buckle is symmetrically arranged on the plastic seat and extends to both ends of the handle. The sandpaper is replaced by tightening or loosening the spring buckle.

[0004] The above-mentioned sandpaper rack can fix the sandpaper more conveniently. However, designing a sandpaper rack with different structures to facilitate fixing the sandpaper is the direction of efforts of those skilled in the art. Summary of the Invention

[0005] The utility model aims at solving the above problems in the prior art and provides a sandpaper holder. The technical problem to be solved by the utility model is how to conveniently fix the sandpaper.

[0006] The purpose of this utility model can be achieved through the following technical solutions:

[0007] A sandpaper rack includes a base plate, characterized in that the base plate is provided with two or more mounting seats, the mounting seats are respectively provided with a clamping member and a clamping structure, the clamping member includes a connecting rod, a pressure block is installed on the connecting rod, the connecting rod can be clamped in the clamping structure and make the pressure block rest against the base plate.

[0008] During installation, the sandpaper is placed against the bottom of the base plate, and the two ends of the sandpaper are folded and pressed against the upper surface of the base plate respectively. Then, the connecting rod is pushed to clamp the connecting rod in the clamping structure. After clamping, the connecting rod presses the pressure block on the connecting rod tightly against the flange of the sandpaper. The clamping parts on the two mounting seats press one flange of the sandpaper respectively, so that the sandpaper is fixed on the base plate of the sandpaper rack.

[0009] As another embodiment, the number of the mounting seat and the pressing member may be more than two. The more pressing members there are, the more firmly the sandpaper is fixed.

[0010] The sandpaper rack is clamped to the connecting rod of the pressing member through the clamping structure, so that the pressing block on the connecting rod presses and fixes the sandpaper, which is simple to operate and convenient for fixing the sandpaper.

[0011] In the above-mentioned sandpaper rack, the pressing blocks are respectively installed on one end and the other end of the connecting rod, or the pressing block is installed in the middle of the connecting rod.

[0012] In the above-mentioned sandpaper rack, the clamping structure includes a boss, and a clamping groove is provided below the boss. The connecting rod can be clamped in the clamping groove and the pressing block can be pressed against the base plate.

[0013] After the connecting rod is clamped in the clamping groove, the connecting rod causes the pressure blocks on the two ends to press tightly against the flanges of the sandpaper.

[0014] In the above-mentioned sandpaper rack, the clamping structure includes a special-shaped groove, one side of the groove wall of the special-shaped groove has an opening, the inner wall of the special-shaped groove has a boss, and the bottom of the boss has a clamping groove, the connecting rod can be clamped in the clamping groove and make the pressure block rest against the base plate.

[0015] In this structure, the connecting rod can enter the special-shaped groove through the opening and then be clamped in the clamping groove, which greatly improves the convenience of operation.

[0016] In the above-mentioned sandpaper rack, a receiving groove for placing the connecting rod is provided above the boss.

[0017] When installing sandpaper, the connecting rod can be lifted up and placed in the receiving groove. There is a gap between the pressing block and the base plate. The sandpaper can be easily turned over and attached to the base plate. The sandpaper can be installed without the clamping piece being separated from the mounting seat, thereby improving the convenience of installation.

[0018] In the above-mentioned sandpaper holder, the boss is opposite to the opening, the lower edge of the opening extends upward to form a boss 1, and the upper edge of the opening extends downward to form a boss 2, a portion of the boss 1 is opposite to a portion of the boss and there is a gap between the two, and a portion of the boss 2 is opposite to a portion of the boss and there is a gap between the two.

[0019] When clamping, the connecting rod enters the clamping groove through the opening and the gap between the first convex edge and the boss; when the connecting rod is lifted, the connecting rod enters the accommodating groove through the gap between the second convex edge and the boss, and the part of the first convex edge is opposite to the part of the boss, and the part of the second convex edge is opposite to the part of the boss. The first convex edge and the second convex edge have a certain limiting effect on the connecting rod, making it easier to clamp the connecting rod in the clamping groove when clamping, preventing the connecting rod from falling off the mounting seat when the connecting rod is lifted, and making it easier to place the connecting rod in the accommodating groove.

[0020] In the above-mentioned sandpaper holder, the connecting rod is cylindrical, the upper half of the clamping groove is arc-shaped and adapted to the shape of the outer wall of the connecting rod, and the lower half of the accommodating groove is arc-shaped and adapted to the shape of the outer wall of the connecting rod.

[0021] The cylindrical connecting rod and the arc-shaped slot on the upper part can be abutted and fully contacted, and the connecting rod is not easy to fall off from the slot after being clamped, so that the pressure block can better press the sandpaper.

[0022] In the above-mentioned sandpaper holder, the connecting rod is a plastic part, and can generate elastic deformation after being clamped in the clamping groove.

[0023] The connecting rod made of plastic is elastically deformed after being clamped in the clamping groove, so that the pressing block can press the sandpaper more firmly.

[0024] In the above-mentioned sandpaper holder, the pressing block is circular and is sleeved with an elastic rubber ring.

[0025] After the rubber ring is set, the pressing block is pressed on the base plate, and the rubber ring produces elastic deformation, which can elastically compress the sandpaper.

[0026] In the above-mentioned sandpaper holder, a groove is provided on the base plate, and the rubber ring on the pressing block can abut against the corresponding groove and generate elastic deformation.

[0027] In the above-mentioned sandpaper holder, the mounting seats are arranged on one end and the other end of the base plate, the two mounting seats are arranged opposite to each other, and a handle is connected between the mounting seats.

[0028] The handle is used for the operator to grasp when in use, improving the convenience of use.

[0029] In the above-mentioned sandpaper rack, the mounting seat includes a main body, one side and the other side of the main body respectively have side panels, and each side panel is respectively provided with the clamping structure and the two are arranged opposite to each other.

[0030] The two side panels and the main body form a U-shaped structure. Each side panel is provided with a clamping structure, and a mounting seat is provided with a double clamping structure, which clamps and fixes the connecting rod more firmly, so that the pressure block presses the sandpaper more tightly, and the sandpaper is more stable after installation.

[0031] Compared with the prior art, the advantages of the present invention are as follows:

[0032] 1. The sandpaper rack is connected to the connecting rod of the pressing part through a clamping structure, so that the pressure block on the connecting rod presses and fixes the sandpaper. The operation is simple and the sandpaper can be fixed conveniently.

[0033] 2. When installing sandpaper on this sandpaper rack, the connecting rod can be lifted up, and the sandpaper can be easily turned over and attached to the base plate, which greatly improves the convenience of installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] Figure 1 It is a structural diagram of the sandpaper rack;

[0035] Figure 2 It is a schematic diagram of the structure in which the mounting base is arranged on the substrate;

[0036] Figure 3 yes Figure 2 Enlarged view of part A in .

[0037] In the figure: 1 base plate, 2 mounting seat, 3 pressing member, 4 clamping structure, 5 connecting rod, 6 pressing block, 7 boss, 8 slot, 9 special-shaped slot, 10 opening, 11 receiving slot, 12 convex edge 1, 13 convex edge 2, 14 rubber ring, 15 handle, 16 main board, 17 side plate, 18 groove. DETAILED DESCRIPTION

[0038] The following are specific embodiments of the present invention, and the technical solutions of the present invention are further described in conjunction with the accompanying drawings, but the present invention is not limited to these embodiments.

[0039] like Figure 1-2 As shown, the sandpaper holder includes a base plate 1, on which two mounting seats 2 are provided, and the mounting seats 2 are respectively provided with a pressing member 3 and a clamping structure 4, the pressing member 3 includes a connecting rod 5, and a pressure block 6 is respectively installed on one end and the other end of the connecting rod 5, and the connecting rod 5 can be clamped in the clamping structure 4 and make the pressure block 6 rest on the base plate 1.

[0040] During installation, the sandpaper is placed against the bottom of the base plate 1, and the two ends of the sandpaper are folded and pressed against the upper surface of the base plate 1 respectively. Then, the connecting rod 5 is pushed to make the connecting rod 5 clamped in the clamping structure 4. The clamped connecting rod 5 makes the pressure blocks 6 on its two ends press against the flanges of the sandpaper, and the pressing parts 3 on the two mounting seats 2 press one flange of the sandpaper respectively, so that the sandpaper is fixed on the base plate 1 of the sandpaper rack.

[0041] As another embodiment, the pressure block 6 is installed in the middle of the connecting rod 5. At this time, one pressure block 6 is installed on one connecting rod 5. When the connecting rod 5 is clamped in the clamping structure 4, the clamped connecting rod 5 can also press the pressure block 6 against the flange of the sandpaper.

[0042] As another embodiment, the number of the mounting seat 2 and the pressing member 3 may be more than two. The more pressing members 3 there are, the more firmly the sandpaper is fixed.

[0043] The sandpaper rack is clamped to the connecting rod 5 of the pressing member 3 by the clamping structure 4, so that the pressing block 6 on the connecting rod 5 presses and fixes the sandpaper, which is simple to operate and convenient for fixing the sandpaper.

[0044] like Figure 3 As shown, in this embodiment, the clamping structure 4 includes a boss 7 , and a clamping groove 8 is provided below the boss 7 . The connecting rod 5 can be clamped in the clamping groove 8 and the pressing block 6 is pressed against the base plate 1 .

[0045] After the connecting rod 5 is clamped in the clamping groove 8, the connecting rod 5 causes the pressure blocks 6 on the two ends to press against the flanges of the sandpaper.

[0046] like Figure 3 As shown, in this embodiment, the clamping structure 4 includes a special-shaped groove 9, one side of the groove wall of the special-shaped groove 9 has an opening 10, the inner wall of the special-shaped groove 9 has a boss 7, and the bottom of the boss 7 has a clamping groove 8, the connecting rod 5 can be clamped in the clamping groove 8 and make the pressure block 6 rest on the base plate 1.

[0047] In this structure, the connecting rod 5 can enter the special-shaped groove 9 through the opening 10 and then be clamped in the clamping groove 8, which greatly improves the convenience of operation.

[0048] like Figure 3 As shown, in this embodiment, a receiving groove 11 for placing the connecting rod 5 is provided above the boss 7 .

[0049] When installing sandpaper, the connecting rod 5 can be lifted up and placed in the accommodating groove 11. There is a gap between the pressing block 6 and the base plate 1. The sandpaper can be easily flipped over and attached to the base plate 1. The sandpaper can be installed without the clamping member 3 being separated from the mounting seat 2, thereby improving the convenience of installation.

[0050] like Figure 3 As shown, in this embodiment, the boss 7 is opposite to the opening 10, the lower edge of the opening 10 extends upward to form a boss 12, and the upper edge of the opening 10 extends downward to form a boss 2 13. A portion of the boss 12 is opposite to a portion of the boss 7 with a gap therebetween, and a portion of the boss 2 13 is opposite to a portion of the boss 7 with a gap therebetween.

[0051] When engaging, the connecting rod 5 enters the engaging groove 8 through the opening 10 and the gap between the convex edge 12 and the boss 7; when the connecting rod 5 is lifted, the connecting rod 5 enters the accommodating groove 11 through the gap between the convex edge 13 and the boss 7. The part of the convex edge 12 is opposite to the part of the boss 7, and the part of the convex edge 13 is opposite to the part of the boss 7. The convex edge 12 and the convex edge 2 13 play a certain limiting role on the connecting rod 5, making it easier for the connecting rod 5 to be engaged in the engaging groove 8, preventing the connecting rod 5 from falling off the mounting seat 2 when the connecting rod 5 is lifted, and making it easier for the connecting rod 5 to be placed in the accommodating groove 11.

[0052] like Figure 1 and 3 As shown, in this embodiment, the connecting rod 5 is cylindrical, the upper half of the slot 8 is arc-shaped and adapted to the shape of the outer wall of the connecting rod 5, and the lower half of the accommodating groove 11 is arc-shaped and adapted to the shape of the outer wall of the connecting rod 5.

[0053] The cylindrical connecting rod 5 can abut against the arc-shaped slot 8 on the upper half, and the two are in full contact. After the connection, the connecting rod 5 is not easy to fall off from the slot 8, so that the pressing block 6 can better press the sandpaper.

[0054] The arc-shaped receiving groove 11 at the lower half can also make fuller contact with the cylindrical connecting rod 5 , so that the connecting rod 5 can be placed in the receiving groove 11 more stably.

[0055] As an embodiment, the connecting rod 5 is a plastic part, and can generate elastic deformation after being clamped in the clamping slot 8.

[0056] The connecting rod 5 made of plastic is elastically deformed after being clamped in the clamping groove 8, so that the pressing block can press the sandpaper more firmly.

[0057] like Figure 1 As shown, in this embodiment, the pressing block 6 is circular, and an elastic rubber ring 14 is sleeved on the pressing block 6 .

[0058] After the rubber ring 14 is provided, the pressing block 6 is pressed on the substrate 1 , and the rubber ring 14 is elastically deformed, thereby elastically pressing the sandpaper.

[0059] like Figure 2 As shown, in this embodiment, a groove 18 is provided on the substrate 1 , and the rubber ring 14 on the pressing block 6 can abut against the corresponding groove 18 and generate elastic deformation.

[0060] During installation, the flange of the sandpaper covers the top of the groove 18. When the rubber ring 14 on the pressing block 6 presses the flange, the flange is sunken in the groove 18 and is pressed tighter, further improving the stability of the sandpaper after installation. During use, the sandpaper is not easy to slip, and it is more convenient to polish.

[0061] like Figure 1 As shown, in this embodiment, the mounting base 2 is provided on one end and the other end of the base plate 1, the two mounting bases 2 are arranged opposite to each other, and a handle 15 is connected between the mounting bases 2. The handle 15 is used for the operator to grasp when using, thereby improving the convenience of use.

[0062] like Figure 2 As shown, in this embodiment, the mounting base 2 includes a main board body 16 , and one side and the other side of the main board body 16 are respectively provided with side panels 17 , and each side panel 17 is respectively provided with a clamping structure 4 and the two are arranged opposite to each other.

[0063] The two side panels 17 and the main body 16 form a U-shaped structure. A clamping structure 4 is provided on each side panel 17, and a double clamping structure 4 is provided on a mounting seat 2, which can more firmly clamp and fix a connecting rod 5, so that the pressure block 6 presses the sandpaper more tightly, and the sandpaper is more stable after installation.

[0064] The specific embodiments described herein are merely illustrative of the spirit of the present invention. Persons skilled in the art may make various modifications, additions, or substitutions to the described specific embodiments without departing from the spirit of the present invention or exceeding the scope defined by the appended claims.

Claims

1. A sandpaper holder, comprising a base plate (1), characterized in that: The base plate (1) is provided with two or more mounting seats (2), and the mounting seats (2) are respectively provided with a pressing member (3) and a clamping structure (4), the pressing member (3) comprises a connecting rod (5), and a pressing block (6) is mounted on the connecting rod (5), and the connecting rod (5) can be clamped in the clamping structure (4) and make the pressing block (6) abut against the base plate (1).

2. A sandpaper holder according to claim 1, characterized in that: The pressing block (6) is respectively installed on one end and the other end of the connecting rod (5), or the pressing block (6) is installed in the middle of the connecting rod (5).

3. A sandpaper holder according to claim 1 or 2, characterized in that: The clamping structure (4) comprises a boss (7), and a clamping groove (8) is provided below the boss (7). The connecting rod (5) can be clamped in the clamping groove (8) and the pressing block (6) can be pressed against the base plate (1).

4. A sandpaper holder according to claim 1 or 2, characterized in that: The clamping structure (4) comprises a special-shaped groove (9), one side of the groove wall of the special-shaped groove (9) has an opening (10), the inner wall of the special-shaped groove (9) has a boss (7), and a clamping groove (8) is provided below the boss (7), and the connecting rod (5) can be clamped in the clamping groove (8) and make the pressing block (6) abut against the base plate (1).

5. A sandpaper holder according to claim 4, characterized in that: An accommodating groove (11) for accommodating the connecting rod (5) is provided above the boss (7).

6. A sandpaper holder according to claim 5, characterized in that: The boss (7) is opposite to the opening (10), the lower edge of the opening (10) extends upward to form a boss 1 (12), and the upper edge of the opening (10) extends downward to form a boss 2 (13), a portion of the boss 1 (12) is opposite to a portion of the boss (7) and a gap is formed between the two, and a portion of the boss 2 (13) is opposite to a portion of the boss (7) and a gap is formed between the two.

7. The sandpaper holder according to claim 5, characterized in that: The connecting rod (5) is cylindrical, the upper half of the clamping groove (8) is arc-shaped and adapted to the shape of the outer wall of the connecting rod (5), and the lower half of the accommodating groove (11) is arc-shaped and adapted to the shape of the outer wall of the connecting rod (5).

8. The sandpaper holder according to claim 4, characterized in that: The connecting rod (5) is a plastic part, and can generate elastic deformation after being clamped in the clamping groove (8).

9. A sandpaper holder according to claim 1 or 2, characterized in that: The pressing block (6) is circular, and an elastic rubber ring (14) is sleeved on the pressing block (6).

10. The sandpaper holder according to claim 9, characterized in that: A groove (18) is provided on the base plate (1), and the rubber ring (14) on the pressing block (6) can abut against the corresponding groove (18) and generate elastic deformation.

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