Louver blade abrasive belt grinding wheel

Abstract

The utility model belongs to the technical field of grinding tools, and particularly relates to a louver blade abrasive belt grinding wheel which comprises a base body and a plurality of abrasive cloth blades installed on the outer side face of the base body at equal intervals in the circumferential direction. The two cover plates are symmetrically fixed to the top end and the bottom end of the base body and used for clamping the abrasive cloth blades, and shaft holes and mounting holes which are communicated with each other are machined in the base body and the cover plates; a positioning hole for the internal thread sleeve to penetrate through is formed in the base body; a first limiting sheet; the second limiting piece is located in the stepped hole. A locking bolt; according to the utility model, the abrasive cloth blades are detachably mounted, are limited through the T-shaped insertion holes, and are clamped by the two cover plates, so that the abrasive cloth blades can be stably fixed at corresponding positions in the use process and are not easy to loosen or fall off, the damaged abrasive cloth blades can be conveniently detached and replaced, and the cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of grinding tool, concretely relates to a louver blade abrasive belt grinding wheel. BACKGROUND

[0002] Louver wheel is a kind of industrial consumable product, also be called as strong elastic grinding disc, it is made of plastic or fiber mesh cover and abrasive sheet piece, has good elasticity, grinding does not burn workpiece etc. Characteristic, louver wheel is mainly used on angular grinding machine, motor machine etc. Equipment, is widely used in ship, bridge, automobile, aircraft, stainless steel product's weld polishing and large area's oil removal, rust removal and work mould, electroplating's finishing and polishing.

[0003] At present, abrasive sheet piece mostly adopts the mode of direct sticking and is fixed on base body.

[0004] For example, in the prior art, the Chinese utility model patent with the authorization announcement number CN221984847U discloses "a new louver wheel", which comprises a base body and a plurality of abrasive sheets bonded on the base body, the base body is a multilayer structure, which comprises a bonding layer, an additional layer and an intermediate layer sandwiched between the bonding layer and the additional layer, the intermediate layer is a hemp cloth layer or a glass fiber layer, the additional layer is a steel paper layer or a glass fiber layer, and the bonding layer is a wire mesh, and the abrasive sheet is bonded on the exposed surface of the wire mesh.

[0005] The new louver wheel in the prior art including the above can meet general use requirements, but the abrasive sheet piece is inconvenient to disassemble by using the bonding fixing mode, and if the abrasive sheet piece is seriously worn, the whole louver wheel will be scrapped, and the cost is high.

[0006] To solve the above problems, the utility model provides a louver blade abrasive belt grinding wheel. CONTENT OF UTILITY MODEL

[0007] To solve the above problems in the prior art, the utility model provides a louver blade abrasive belt grinding wheel, which has the characteristics of convenient use, easy replacement and low cost.

[0008] To achieve the above purpose, the utility model provides the following technical scheme: a louver blade abrasive belt grinding wheel, comprising a base body and a plurality of abrasive sheets installed on the outer side surface of the base body at equal intervals along the circumferential direction, further comprising:

[0009] The T-shaped plug is integrally formed at one end of the abrasive sheet, and a T-shaped insertion hole is formed on the base body for embedding the T-shaped plug;

[0010] Cover plates, two of which are symmetrically fixed to the top and bottom ends of the base body for clamping the abrasive cloth sheet, and shaft holes and mounting holes are processed on the base body and the cover plates and communicate with each other;

[0011] An internally threaded sleeve, a positioning hole is processed in the base body for the internally threaded sleeve to penetrate;

[0012] A first limiting piece, the first limiting piece is fixed to the bottom end of the internally threaded sleeve, and a stepped hole is processed on the cover plate for the first limiting piece to be embedded in;

[0013] A second limiting piece, the second limiting piece is located in the stepped hole;

[0014] A locking bolt, the locking bolt is screwed into the internally threaded sleeve through the second limiting piece in a threaded manner.

[0015] As a preferred technical scheme of the utility model, the internally threaded sleeve is a square rod, the positioning hole is a square hole, and the outer wall of the internally threaded sleeve abuts against the inner wall of the positioning hole.

[0016] As a preferred technical scheme of the utility model, the first limiting piece is a square block, the stepped hole is a square hole, and the outer wall of the first limiting piece abuts against the inner wall of the stepped hole.

[0017] As a preferred technical scheme of the utility model, the outer wall of the second limiting piece abuts against the inner wall of the stepped hole.

[0018] As a preferred technical scheme of the utility model, the outer wall of the T-shaped insertion block abuts against the inner wall of the T-shaped insertion hole.

[0019] As a preferred technical scheme of the utility model, it further comprises:

[0020] Limiting blocks, a plurality of the limiting blocks are fixed to the end face of the cover plate at equal intervals in the circumferential direction, and a first limiting groove and a second limiting groove are formed on the base body and the abrasive cloth sheet and communicate with each other, and the limiting blocks are embedded in the first limiting groove and the second limiting groove.

[0021] As a preferred technical scheme of the utility model, the first limiting piece and the internally threaded sleeve are integrally formed by machining.

[0022] As a preferred technical scheme of the utility model, a plurality of the internally threaded sleeves are distributed at equal intervals in the circumferential direction.

[0023] Compared with the prior art, the utility model has the beneficial effects that:

[0024] The sand cloth sheet is detachably installed, is limited through the T-shaped jack, is clamped through two cover plates, can be stably fixed at the corresponding position during use, cannot be easily loosened or fallen off, and is convenient for disassembling and replacing the damaged sand cloth sheet, and cost is reduced.

[0025] Other additional advantages and beneficial effects of the present application will be partially given in the following description, and some will become obvious from the following description, or will be understood through the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0026] The accompanying drawings are included to provide a further understanding of the present application and are incorporated in and constitute a part of the specification, illustrate embodiments of the present application and serve to explain the present application, and do not constitute a limitation on the present application. In the drawings:

[0027] Figure 1 is a structural schematic view of the present application;

[0028] Figure 2 is a sectional structural schematic view of the present application;

[0029] Figure 3 is a local enlarged structural schematic view of the base body in the present application;

[0030] Figure 4 is an axonometric structural schematic view of the cover plate in the present application;

[0031] Figure 5 is an axonometric structural schematic view of the base body in the present application.

[0032] In the drawings: 1, base body; 11, positioning hole; 12, T-shaped jack; 13, No. 1 limiting groove; 2, sand cloth sheet; 21, T-shaped plug; 22, No. 2 limiting groove; 3, cover plate; 31, stepped hole; 32, limiting block; 4, shaft hole; 5, mounting hole; 6, internally threaded sleeve; 61, No. 1 limiting sheet; 7, No. 2 limiting sheet; 8, locking bolt. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0034] Please refer to Figures 1-5The utility model provides following technical scheme: a louver blade abrasive belt polishing wheel, including base body 1 and a plurality of equal interval mounting on the sand cloth page piece 2 of base body 1 outside surface along the circumferential direction, still include: T type insert block 21, apron 3, internal thread sleeve 6, no. 1 limit piece 61, no. 2 limit piece 7 and locking bolt 8.

[0035] Further, as shown in Figures 1-5 In the embodiment, the T-shaped insert block 21 is integrally formed at one end of the sand cloth page piece 2, a T-shaped insertion hole 12 is formed on the base body 1 for embedding the T-shaped insert block 21, two aprons 3 are symmetrically fixed to the top end and the bottom end of the base body 1 for clamping the sand cloth page piece 2, an axial hole 4 and a mounting hole 5 are formed on the base body 1 and the apron 3 for communication, a positioning hole 11 is formed in the base body 1 for penetrating the internal thread sleeve 6, the no. 1 limit piece 61 is fixed to the bottom end of the internal thread sleeve 6, a stepped hole 31 is formed on the apron 3 for embedding the no. 1 limit piece 61, the no. 2 limit piece 7 is located in the stepped hole 31, and the locking bolt 8 is screwed into the internal thread sleeve 6 through the no. 2 limit piece 7 after penetrating the no. 2 limit piece 7. After using the above scheme, when assembling the louver wheel, the T-shaped insert block 21 is embedded in the T-shaped insertion hole 12, then one apron 3 is placed at the bottom of the base body 1, the apron 3 is overlapped with the axial hole 4 and the mounting hole 5 of the base body 1, then the internal thread sleeve 6 penetrates the stepped hole 31 and the positioning hole 11, at this time the no. 1 limit piece 61 is embedded in the stepped hole 31, then the other apron 3 is placed at the top of the base body 1, the top end of the internal thread sleeve 6 is embedded in the stepped hole 31, and the no. 2 limit piece 7 is placed in the stepped hole 31, finally the locking bolt 8 is tightened to lock the apron 3 and the base body 1, at this time the two aprons 3 clamp the sand cloth page piece 2, which ensures that it can be stably fixed in the corresponding position during use and will not easily loosen or fall off, and it is also convenient to disassemble and replace the damaged sand cloth page piece 2, thereby reducing the cost.

[0036] Preferably, as shown in Figures 1-5 In the embodiment, the internal thread sleeve 6 is a square rod, the positioning hole 11 is a square hole, and the outer wall of the internal thread sleeve 6 abuts against the inner wall of the positioning hole 11. After using the above scheme, the outer wall of the internal thread sleeve 6 is tightly combined with the inner wall of the positioning hole 11, which further improves the stability and ensures that it will not easily vibrate during polishing processing.

[0037] Preferably, as shown in Figure 1 And Figure 2 In the embodiment, the no. 1 limit piece 61 is a square block, the stepped hole 31 is a square hole, and the outer wall of the no. 1 limit piece 61 abuts against the inner wall of the stepped hole 31. After using the above scheme, the outer wall of the no. 1 limit piece 61 is tightly combined with the inner wall of the stepped hole 31, which further improves the stability and ensures that it will not easily vibrate during polishing processing.

[0038] Preferably, as shown by Figure 1 and Figure 2 In the embodiment, the outer wall of the second limiting sheet 7 abuts against the inner wall of the stepped hole 31. After the above scheme is adopted, in use, the outer wall of the second limiting sheet 7 is tightly combined with the inner wall of the stepped hole 31, the stability is further improved, and it is ensured that the second limiting sheet 7 is not easy to shake during polishing processing.

[0039] Preferably, as shown by Figures 1-3 In the embodiment, the outer wall of the T-shaped plug 21 abuts against the inner wall of the T-shaped insertion hole 12. After the above scheme is adopted, in use, the outer wall of the T-shaped plug 21 is tightly combined with the inner wall of the T-shaped insertion hole 12, the stability is further improved, and it is ensured that the T-shaped plug 21 is not easy to shake during polishing processing.

[0040] Preferably, as shown by Figures 1-4 In the embodiment, the limiting block 32 is fixed to the end face of the cover plate 3 along the circumferential direction at equal intervals, and the limiting block 32 is embedded into the first limiting groove 13 and the second limiting groove 22. After the above scheme is adopted, in use, the limiting block 32 is embedded into the first limiting groove 13 and the second limiting groove 22, the setting of the cover plate 3 is further positioned, and the stability of the connection between the cover plate 3 and the base body 1 is further improved, so that the cover plate 3 is not easy to slip during polishing processing.

[0041] It should be noted that, in the utility model, the limiting block 32 and the cover plate 3 preferably adopt a machining-formed integrated structure, and the strength is higher.

[0042] Preferably, as shown by Figure 1 and Figure 2 In the embodiment, the first limiting sheet 61 and the internally-threaded sleeve 6 are a machining-formed integrated structure, and the structural strength is high.

[0043] Preferably, as shown by Figure 1 and Figure 2 In the embodiment, the internally-threaded sleeve 6 is distributed at equal intervals along the circumferential direction. After the above scheme is adopted, in use, the distribution mode of the internally-threaded sleeve 6 has the characteristic of uniform stress, the two cover plates 3 and the base body 1 are tightly connected, and the stability of the connection between the two cover plates 3 and the base body 1 is improved.

[0044] Components not described in detail herein are prior art.

[0045] The working principle and use process of the present utility model are as follows: in use, when the louvered wheel is assembled, the T-shaped plug 21 is first embedded into the T-shaped insertion hole 12, then a cover plate 3 is placed at the bottom of the base body 1, and the cover plate 3 is overlapped with the shaft hole 4 and the mounting hole 5 of the base body 1.

[0046] Then make the inner thread sleeve 6 through the stepped hole 31 and the positioning hole 11, at this time the first limiting piece 61 is embedded in the stepped hole 31, then place another cover plate 3 on the top of the base body 1, make the top end part of the inner thread sleeve 6 embedded in the stepped hole 31, place the second limiting piece 7 in the stepped hole 31, finally tighten the locking bolt 8, lock the cover plate 3 and the base body 1, at this time the two cover plates 3 clamp the abrasive sheet 2, ensure that it can be stably fixed in the corresponding position during use, and will not easily loosen or fall off, and also facilitate the disassembly and replacement of the damaged abrasive sheet 2, reduce the cost;

[0047] In another aspect of the utility model, the limiting block 32 is embedded in the first limiting groove 13 and the second limiting groove 22, further positioning the setting of the cover plate 3, and further improving the stability of the connection between the cover plate 3 and the base body 1, ensuring that it is not easy to slip during polishing processing.

[0048] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or make equivalent replacement to part of the technical features. Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A shutter sand belt polishing wheel comprising a base body (1) and a plurality of sand cloth sheets (2) installed on the outer side of the base body (1) at equal intervals in the circumferential direction, characterized in that, Also include: T-shaped plug (21), the T-shaped plug (21) is integrally formed in one end of the abrasive cloth sheet (2), the T-shaped plug (21) is embedded in the T-shaped insertion hole (12) processed on the base body (1); Cover plate (3), two cover plates (3) are symmetrically fixed to the top and bottom ends of the base body (1), used for clamping the abrasive cloth sheet (2), the shaft hole (4) and the mounting hole (5) are processed on the base body (1) and the cover plate (3) and communicated; Internal threaded sleeve (6), the positioning hole (11) is processed in the base body (1) for the internal threaded sleeve (6) to penetrate; No. 1 limit sheet (61), the no. 1 limit sheet (61) is fixed to the bottom end of the internal threaded sleeve (6), the stepped hole (31) is processed in the cover plate (3) for the no. 1 limit sheet (61) to be embedded; No. 2 limit sheet (7), the no. 2 limit sheet (7) is located in the stepped hole (31); Locking bolt (8), the locking bolt (8) penetrates the no. 2 limit sheet (7) and is screwed into the internal threaded sleeve (6) by thread.

2. The louvered abrasive belt sanding wheel of claim 1, wherein: The internal threaded sleeve (6) is a square rod, the positioning hole (11) is a square hole, and the outer wall of the internal threaded sleeve (6) abuts against the inner wall of the positioning hole (11).

3. The louvered abrasive belt sanding wheel of claim 1, wherein: The no. 1 limit sheet (61) is a square block, the stepped hole (31) is a square hole, and the outer wall of the no. 1 limit sheet (61) abuts against the inner wall of the stepped hole (31).

4. The louvered abrasive belt sanding wheel of claim 1, wherein: The outer wall of the no. 2 limit sheet (7) abuts against the inner wall of the stepped hole (31).

5. The louvered abrasive belt sanding wheel of claim 1, wherein: The outer wall of the T-shaped plug (21) abuts against the inner wall of the T-shaped insertion hole (12).

6. The louvered abrasive belt sanding wheel of claim 1, wherein: Also include: Limiting block (32), a plurality of limiting blocks (32) are fixed to the end face of the cover plate (3) in the circumferential direction, the no. 1 limit groove (13) and the no. 2 limit groove (22) are communicated on the base body (1) and the abrasive cloth sheet (2), and the limiting block (32) is embedded in the no. 1 limit groove (13) and the no. 2 limit groove (22).

7. The louvered abrasive belt sanding wheel of claim 1, wherein: The no. 1 limit sheet (61) and the internal threaded sleeve (6) are a one-piece structure machined.

8. The louvered abrasive belt sanding wheel of claim 1, wherein: The internal threaded sleeve (6) is distributed in the circumferential direction.

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