Quick-locking universal multifunctional sander

Abstract

The utility model discloses a quick locking universal multifunctional sander which comprises abrasive paper clamps and an abrasive plate, the abrasive paper clamps are arranged at the two ends of the abrasive plate, a fixing seat is arranged in the center of the abrasive plate, an annular groove is formed in the fixing seat, two rotating parts symmetrically fixed to a connecting seat are arranged in the annular groove, and an arc-shaped protruding plate is arranged at the other end of the connecting seat. Connecting grooves are formed in the two sides of the protruding plate, the protruding plate is connected with a handle, a notch matched with the protruding plate is formed in one end of the handle, connecting protrusions matched with the connecting grooves are oppositely arranged on the two sides of the notch, and the protrusions are rotationally connected with the connecting grooves. By the adoption of the structure, the rotating component on the connecting base is limited in the annular groove, so that the connecting base can rotate on the fixing base along the center shaft, meanwhile, the other end of the connecting base is rotationally connected with the handle, the handle can rotate with the protrusion as the rotating center through the structure, and then the universal rotating function of the sand plate is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the sanding machine technical field, specifically a kind of quick locking universal multifunctional sander. BACKGROUND

[0002] Sander is a kind of tool widely used in wood processing, metal processing, stone processing and paint coating pretreatment.Sander is polished, polished and deburred to object surface by abrasive such as abrasive belt or sponge sandpaper, to realize the effect of smoothness.Polishing plate is a kind of manual sander, which is mainly used for large-area manual polishing of plane, and sandpaper can be fixed or replaced on the plate body, and some are designed with handle to facilitate holding and force application.

[0003] Most of the polishing plates on the market are single direction polishing, which is not convenient to operate, and different polishing angles are single direction, which makes polishing more laborious. SUMMARY

[0004] The utility model provides a kind of quick locking universal multifunctional sander for the prior art deficiency, this sander can easily rotate sanding surface when using, can adjust sander angle according to different polishing angles, and it is more labor-saving to use.

[0005] In order to solve the above technical problems, the utility model solves the problem by the following technical scheme: a kind of quick locking universal multifunctional sander, including sandpaper clamp and sand plate, the sandpaper clamp is arranged at the both ends of the sand plate, the fixed seat is arranged in the central position of the sand plate, the annular groove is arranged on the fixed seat, two symmetrical rotating components fixed on a connecting seat are arranged in the annular groove, the connecting seat has arc-shaped convex plate on the other end, the connecting groove is arranged on the both sides of the convex plate, the convex plate is connected with a handle, the handle one end is equipped with the notch that is adapted to the convex plate, the connecting convex that is adapted to the connecting groove is arranged on the both sides of the notch, and the connecting convex is rotatably connected with the connecting groove.This structure, the rotating component on the connecting seat is limited in the annular groove, so that the connecting seat can rotate along the central axis on the fixed seat, and the other end of the connecting seat is rotatably connected with the handle, so that the handle can rotate around the convex as the rotating center, and the universal rotation function of the sand plate is realized, the sanding surface can be easily rotated, the sander angle can be adjusted according to different polishing angles, and it is more labor-saving to use.

[0006] The above technical scheme is preferably provided with a non-circular groove between the two rotating parts at the central position of the connecting seat, a limiting sliding block corresponding to the shape of the groove is arranged in the groove, a corresponding limiting groove is arranged on the fixed seat corresponding to the groove, one end of the limiting sliding block in the groove is compressed with a spring and is connected with a pull rope, a hole is arranged on the top end of the convex plate of the connecting seat, the pull rope is pulled out from the hole, a through hole is arranged on the side surface of the handle shaft from the end close to the connecting seat to the handle, and the pull rope is pulled out from the through hole.

[0007] The above technical scheme is preferably provided with a non-circular groove between the two rotating parts at the central position of the connecting seat, a limiting sliding block corresponding to the shape of the groove is arranged in the groove, a corresponding limiting groove is arranged on the fixed seat corresponding to the groove, one end of the limiting sliding block in the groove is compressed with a spring and is connected with a pull rope, a hole is arranged on the top end of the convex plate of the connecting seat, the pull rope is pulled out from the hole, a through hole is arranged on the side surface of the handle shaft from the end close to the connecting seat to the handle, and the pull rope is pulled out from the through hole.

[0008] The above technical scheme is preferably provided with a non-circular groove between the two rotating parts at the central position of the connecting seat, a limiting sliding block corresponding to the shape of the groove is arranged in the groove, a corresponding limiting groove is arranged on the fixed seat corresponding to the groove, one end of the limiting sliding block in the groove is compressed with a spring and is connected with a pull rope, a hole is arranged on the top end of the convex plate of the connecting seat, the pull rope is pulled out from the hole, a through hole is arranged on the side surface of the handle shaft from the end close to the connecting seat to the handle, and the pull rope is pulled out from the through hole.

[0009] The above technical scheme is preferably provided with a non-circular groove between the two rotating parts at the central position of the connecting seat, a limiting sliding block corresponding to the shape of the groove is arranged in the groove, a corresponding limiting groove is arranged on the fixed seat corresponding to the groove, one end of the limiting sliding block in the groove is compressed with a spring and is connected with a pull rope, a hole is arranged on the top end of the convex plate of the connecting seat, the pull rope is pulled out from the hole, a through hole is arranged on the side surface of the handle shaft from the end close to the connecting seat to the handle, and the pull rope is pulled out from the through hole.

[0010] Compared with the prior art, the utility model has the advantages of the following beneficial effects: the rotating part on the connecting seat is limited in the annular groove, so that the connecting seat can rotate along the central axis on the fixed seat, and the other end of the connecting seat is rotationally connected with the handle; the handle can rotate around the convex as the rotating center, thereby realizing the universal rotation function of the sanding plate, easily rotating the sanding surface, adjusting the angle of the sander according to different polishing angles, and saving labor in use. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 The structure schematic view of the utility model embodiment.

[0012] Figure 2 The structure schematic view of the utility model embodiment.

[0013] Figure 3 The structure schematic view of the utility model embodiment.

[0014] Figure 4 The structure schematic view of the utility model embodiment.

[0015] Figure 5 The structure schematic view of the utility model embodimentFigure 2 Schematic diagram of the enlarged structure of the middle A part. DETAILED DESCRIPTION

[0016] The utility model will be described in further detail below in connection with the drawings and specific embodiments: refer to Figures 1 to 5 A quick locking universal multifunctional sander comprises a sandpaper clamp 2 and a sanding plate 1, the sandpaper clamp 2 is arranged at both ends of the sanding plate 1, a fixed seat 3 is arranged at the central position of the sanding plate 1, an annular groove is arranged on the fixed seat 3, two rotating components 5 are symmetrically fixed on the connecting seat 3, the two rotating components 5 are limited in the annular groove, and lubricant is coated on the annular groove and the two rotating components 5, so as to reduce the friction between the two rotating components 5 when rotating, an arc-shaped flange plate 10 is arranged at the other end of the connecting seat 4, connecting grooves 11 are arranged on both sides of the flange plate 10, the flange plate 10 is connected with a handle 12, a notch 13 corresponding to the flange plate 10 is arranged at one end of the handle 12, connecting protrusions 14 corresponding to the connecting grooves 11 are arranged on both sides of the notch 13, and the connecting protrusions 14 are rotationally connected with the connecting grooves 11. The rotating component 5 on the connecting seat 4 is limited in the annular groove, so that the connecting seat 4 can rotate along the central axis on the fixed seat 3, and the other end of the connecting seat 4 is rotationally connected with the handle 12; in this way, the handle 12 can rotate around the connecting protrusions 14 as the rotating center, and the universal rotation function of the sanding plate 1 is realized.

[0017] In the embodiment, a non-circular groove 8 is arranged between the two rotating components 5 at the central position of the connecting seat 4, a limiting sliding block 6 corresponding to the shape of the groove 8 is arranged in the groove 8, a corresponding limiting groove 7 is arranged on the fixed seat 3 at a position corresponding to the groove 8, one end of the limiting sliding block 6 inside the groove 8 is compressed and connected with a pull rope 17 through a spring 9, a hole 15 is arranged at the top end of the flange plate 10 on the connecting seat 4, the pull rope 17 passes out of the hole 15, and a through hole 16 is arranged on the side surface of the handle 12 at the end close to the connecting seat 4. The pull rope 17 passes out of the through hole 16. When the pull rope 17 is pulled up, the limiting sliding block 6 retreats into the groove 8, so that the sanding plate 1 can rotate universally; when the pull rope 17 is loosened, the limiting sliding block 5 is pushed into the non-circular limiting groove 7 by the spring 9, so as to limit the rotation of the sanding plate 1, and a quick locking function is realized.

[0018] In the embodiment, the groove 8 is a cuboid-shaped groove, and the limiting sliding block 6 close to the end of the limiting groove 8 is also a corresponding cuboid. In addition to the above, the shapes of the two can also be other non-cylindrical shapes as long as they correspond to each other.

[0019] In the embodiment, a butterfly-shaped screwing device 19 for adjusting the clamping degree is arranged on the sandpaper clamp 2. The sandpaper clamp 2 comprises a clamping plate and the butterfly-shaped screwing device 18, the sandpaper is clamped between the clamping plate and the sanding plate, the butterfly-shaped screwing device 18 is screwed to make the clamping plate press downward and clamp the sandpaper, and vice versa; in this way, the use of other screwing equipment can be avoided, the clamping degree can be directly adjusted, and the operation is convenient and fast.

[0020] In this embodiment, a pull ring 19 is provided after the pull rope 17 is extended out of the handle 12 to facilitate pulling. In addition, a switch or the like that is pushed forward and backward to fix the pull rope 17 can also be provided.

[0021] Compared with the prior art, the sanding plate of the sanding device has the function of universal rotation. When in use, the sanding plate can be easily rotated by buckling the pull rope, and the direction can be immediately locked as a fixed direction after the pull rope is released.

[0022] The above is only a preferred embodiment of the utility model, and it should be pointed out that for ordinary skilled persons in the art, without departing from the principles of the utility model, a number of improvements and refinements can be made, and these improvements and refinements should also be considered as the protection scope of the utility model.

Claims

1. A quick-locking universal multifunctional sander, characterized in that: The utility model relates to a sandpaper holder, which comprises a sandpaper holder (2) and a sandpaper plate (1), the sandpaper holder (2) is arranged at both ends of the sandpaper plate (1), a fixed seat (3) is arranged at the central position of the sandpaper plate (1), an annular groove is arranged on the fixed seat (3), two symmetrical rotating parts (5) are arranged in the annular groove and fixed on a connecting seat (4), an arc-shaped convex plate (10) is arranged at the other end of the connecting seat (4), connecting grooves (11) are arranged on both sides of the convex plate (10), the convex plate (10) is connected with a handle (12), a notch (13) is arranged at one end of the handle (12) and matched with the convex plate (10), connecting convexes (14) are arranged on both sides of the notch (13) and matched with the connecting grooves (11), and the connecting convexes (14) are rotationally connected with the connecting grooves (11).

2. A quick-locking universal multifunctional sander as claimed in claim 1, characterized in that: A non-circular groove (8) is arranged between the two rotating parts (5) at the central position of the connecting seat (4), a limiting sliding block (6) matched with the shape of the groove (8) is arranged in the groove (8), corresponding limiting grooves (7) are arranged on the fixed seat (3) and matched with the groove (8), one end of the limiting sliding block (6) is compressed with a spring (9) and connected with a pull rope (17), a hole (15) is arranged at the top end of the convex plate (10) on the connecting seat (4), the pull rope (17) is arranged to pass through the hole (15), a through hole (16) is arranged on the side surface of the handle (12) and matched with the connecting seat (4), and the pull rope (17) is arranged to pass through the through hole (16).

3. A quick-locking universal multifunctional sander as claimed in claim 2, characterized in that: The groove (8) is a cuboid groove, and the end part of the limiting sliding block (6) close to the limiting groove (7) is also a cuboid.

4. A quick-locking universal multifunctional sander as claimed in claim 1, characterized in that: A butterfly-shaped rotating device (18) for adjusting the clamping degree is arranged on the sandpaper holder (2).

5. A quick-locking universal multifunctional sander as claimed in claim 2, characterized in that: The pull rope (17) is arranged to pass through a pull ring (19) outside the handle (12).

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