CN210173243U - Grinding machine - Google Patents

Abstract

The utility model discloses a polisher, including handle, puddler and stick of polishing, be provided with driving motor in the handle, driving motor's motor shaft is connected the puddler, and the stick of polishing has been cup jointed to the puddler front end, and the stick surface of polishing is provided with the sponge layer, and sponge layer surface is provided with sand paper layer. The utility model discloses an install the stick of polishing that carries the sponge layer additional at the puddler front end of electric connection, through the elastic buffer effect on sponge layer, can play protection metal product department of polishing, also can stretch into in the hole in addition, lean on the elastic action on sponge layer to open automatically, laminate sand paper layer to the hole internal surface, the efficiency of polishing improves greatly, and the effect of polishing is better, and the structure has easy operation convenient characteristics.

Description

Grinding machine

Technical Field

The utility model belongs to the technical field of the equipment of polishing, concretely relates to polisher.

Background

Current power equipment need polish to the metal product before the equipment, to outside surface or hole surface, only need abrasive paper to polish, but the manual inefficiency of polishing that polishes adopts emery wheel rotation type polisher, and occupation space is big, polishes to this type in can't realizing the hole, and damages an assembled part surface easily.

Disclosure of Invention

The to-be-solved technical problem of the utility model is: a sander is provided to solve the problems in the prior art.

The utility model discloses the technical scheme who takes does: the utility model provides a polisher, includes handle, puddler and stick of polishing, is provided with driving motor in the handle, and driving motor's motor shaft is connected the puddler, and the stick of polishing has been cup jointed to the puddler front end, and the stick surface of polishing is provided with the sponge layer, and sponge layer surface is provided with sand paper layer.

Preferably, the grinding rod is of a conical sleeve structure, and the front end of the stirring rod is a conical surface matched with an inner hole of the grinding rod.

Preferably, the inner hole of the grinding rod is provided with a guide groove, and the surface of the front end of the stirring rod is provided with a guide key matched with the guide groove.

Preferably, the thickness of the sponge layer is 10-15 cm.

The utility model has the advantages that: compared with the prior art, the utility model discloses an install the stick of polishing that carries the sponge layer additional at the puddler front end of electric connection, through the elastic buffer effect on sponge layer, can play protection metal product department of polishing, also can stretch into in the hole in addition, lean on the elastic action on sponge layer to open automatically, laminate sand paper layer to the hole internal surface, the efficiency of polishing improves greatly, and the effect of polishing is better, and the structure has characteristics easy operation is convenient.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments.

Example 1: as shown in figure 1, the grinding machine comprises a handle 1, a stirring rod 2 and a grinding rod 3, wherein a driving motor is arranged in the handle 1, a motor shaft of the driving motor is connected with the stirring rod 2, the grinding rod 3 is sleeved at the front end of the stirring rod 2, a sponge layer 4 is arranged on the surface of the grinding rod 3, and a sand paper layer 5 is arranged on the surface of the sponge layer 4.

Preferably, the grinding rod 3 is of a conical sleeve structure, and the front end of the stirring rod 2 is a conical surface matched with an inner hole of the grinding rod 3.

Preferably, 3 holes of above-mentioned stick of polishing are provided with guide way 6, and 2 front end surfaces of puddler are provided with guide way 6 complex guide key 7, can realize the installation of stick of polishing fast, and play and prevent changeing the effect, use safelyr, the operation is more stable.

Preferably, the sponge layer 4 has a thickness of 10 to 15 cm.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention, therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims (4)

1. A sander, characterized by: the polishing device comprises a handle (1), a stirring rod (2) and a polishing rod (3), wherein a driving motor is arranged in the handle (1), a motor shaft of the driving motor is connected with the stirring rod (2), the polishing rod (3) is sleeved at the front end of the stirring rod (2), a sponge layer (4) is arranged on the surface of the polishing rod (3), and a sand paper layer (5) is arranged on the surface of the sponge layer (4).

2. A sanding machine according to claim 1, characterized in that: the grinding rod (3) is of a conical sleeve structure, and the front end of the stirring rod (2) is a conical surface matched with an inner hole of the grinding rod (3).

3. A sanding machine according to claim 2, characterized in that: the inner hole of the grinding rod (3) is provided with a guide groove (6), and the surface of the front end of the stirring rod (2) is provided with a guide key (7) matched with the guide groove (6).

4. A sanding machine according to claim 1, characterized in that: the thickness of the sponge layer (4) is 10-15 cm.

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