CN104440489A - Knife switch polisher - Google Patents

Abstract

The invention provides a knife switch polisher. The knife switch polisher comprises an arc-shaped part, a first polishing part and a handle. The first polishing part is connected on the outer surface of the arc-shaped plate, and the handle is connected with the arc-shaped plate and extends along the axial direction of the arc-shaped plate and away from the arc-shaped plate. By the technical scheme, the knife switch polisher is provided with the handle extending away from the arc-shaped plate, the problem that operators cannot easily touch a contact of the knife switch in the prior art is solved, and labor intensity of the operators is reduced.

Description

Knife Grinder

technical field

The invention relates to the field of grinding tools, in particular to a knife gate grinder.

Background technique

An oxide layer will appear on the surface of the knife contact, which will affect the conductivity of the contact. In the prior art, the operator holds the grinding piece to perform grinding operation on the knife switch located at a high place, and it is inconvenient for the operator to touch the contact point of the knife switch, so the operation is difficult.

Contents of the invention

The main purpose of the present invention is to provide a knife gate grinder to reduce the labor intensity of operators.

In order to achieve the above object, according to one aspect of the present invention, a knife gate grinder is provided, comprising: an arc-shaped plate; a first grinding member attached to the outer surface of the arc-shaped plate; a handle connected to the arc-shaped plate and Extending away from the arc-shaped plate along the axial direction of the arc-shaped plate.

Further, a second grinding piece is also included, and the second grinding piece is attached to the inner surface of the arc-shaped plate.

Further, the abrasive piece is a scouring pad.

Further, it also includes two side plates, the two side plates are respectively arranged at both ends of the arc-shaped plate in the circumferential direction, each side plate is provided with at least two through holes, corresponding to each through hole Screws for connecting the grinding parts are provided.

Further, the arc-shaped plate is provided with a plurality of through holes, and the grinding piece and the arc-shaped plate are connected by a plurality of screws corresponding to the plurality of through holes.

Further, on the side of the grinding piece away from the arc-shaped plate, a plurality of first spacers corresponding to the plurality of screws are provided, and each first spacer is provided with a first screw hole for the screw to pass through .

Further, the side of the arc-shaped plate away from the grinding piece is provided with a plurality of second spacers corresponding to the plurality of screws, and each second spacer is provided with a second screw hole for the screw to pass through .

Further, the handle includes: a handle body; a first connecting piece connected to the handle body and connected to the first circumferential end of the arc-shaped plate; a second connecting piece connected to the handle body and connected to the circumferential first end of the arc-shaped plate. The second connecting part is connected to the second end, and the distance between the second connecting part and the first connecting part is adjustable.

Further, the first connecting member is movably arranged relative to the handle body.

Further, the handle further includes: a lead screw connected to the handle body; a slider adapted to the lead screw and connected to the first connecting piece.

Further, the handle also includes a rotary handle connected with the lead screw.

Applying the technical solution of the present invention, the knife gate grinder includes: an arc-shaped plate; a first grinding member connected to the outer surface of the arc-shaped plate; a handle connected to the arc-shaped plate and along the extending axially away from the arcuate plate. Applying the technical solution of the present invention, the knife gate grinder has a handle extending away from the arc-shaped plate, which solves the problem in the prior art that operators cannot easily touch the knife gate contacts, and reduces the labor intensity of the operator.

Description of drawings

The accompanying drawings constituting a part of the present application are used to provide a further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention, and do not constitute an improper limitation of the present invention. In the attached picture:

Fig. 1 shows the schematic structural view of the first embodiment of the knife gate grinder according to the present invention;

Fig. 2 shows the schematic structural view of the second embodiment of the knife gate grinder according to the present invention;

Fig. 3 shows a schematic structural view of the handle of the third embodiment of the knife sharpener according to the present invention.

Wherein, the above-mentioned accompanying drawings include the following reference signs:

1. Curved plate; 2. Handle; 21. Handle body; 22. First connecting piece; 23. Second connecting piece; 3. Side plate.

Detailed ways

It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and examples.

Embodiment one

As shown in Figure 1, the knife gate polisher of the embodiment of the present invention comprises: arc plate 1; The first grinding part is attached on the outer surface of arc plate 1; Handle 2 is connected with arc plate 1 and along the arc The axial direction of the shaped plate 1 extends away from the arc-shaped plate 1 .

In this embodiment, the knife gate grinder has a handle extending away from the arc-shaped plate, which solves the problem in the prior art that operators are not easy to touch the knife gate contacts, and reduces the labor intensity of the operator. The grinding parts arranged on the outer surface of the arc-shaped plate 1 are used for grinding the inner surface of the closed or semi-closed structural member, which is easy to touch various parts of the inner surface and reduces dead angles.

In this embodiment, the operator can polish the lumen of the joint by shaking the handle left and right on the ground.

Preferably, the knife gate grinder further includes a second grinder attached to the inner surface of the arc-shaped plate 1 . The grinding piece arranged on the inner surface of the arc-shaped plate 1 can be used for grinding the outer peripheral surface of the cylindrical piece to be polished. , the operator can grind the oxide layer on both sides of the knife switch by shaking the handle left and right on the ground.

Preferably, the abrasive piece is a scouring pad.

Preferably, a plurality of through holes are provided on the arc-shaped plate 1 , and the grinding piece and the arc-shaped plate 1 are connected by a plurality of screws corresponding to the plurality of through holes.

In this embodiment, one through hole is respectively provided at the four corners of the arc-shaped plate 1 .

Preferably, the side of the grinding piece away from the arc-shaped plate 1 is provided with a plurality of first spacers corresponding to the plurality of screws, and each first spacer is provided with a first screw for the screw to pass through hole.

Preferably, the side of the arc-shaped plate 1 away from the grinding piece is provided with a plurality of second spacers corresponding to the plurality of screws, and each second spacer is provided with a second screw for the screw to pass through. hole.

Embodiment two

In this embodiment, the knife gate grinder of this embodiment includes: an arc-shaped plate 1; a first grinding member attached to the outer surface of the arc-shaped plate 1; a handle 2 connected with the arc-shaped plate 1 and The axial direction of the plate 1 extends away from the arc-shaped plate 1 .

Preferably, the knife gate grinder is characterized in that it also includes two side plates (3), and the two side plates (3) are respectively arranged at both ends of the arc-shaped plate (1) in the circumferential direction, each Each of the side plates (3) is provided with at least two through holes, and each of the through holes is correspondingly provided with a screw for connecting the grinding piece.

Embodiment Three

The knife gate grinder of the present embodiment comprises: a curved plate 1; a first grinding member attached to the outer surface of the curved plate 1; a handle 2 connected with the curved plate 1 and away from the curved plate 1 in the axial direction Curved plate 1 extension

In this embodiment, the handle 2 further includes: a handle body 21; a first connecting piece 22 connected to the handle body 21 and connected to the first circumferential end of the arc plate 1; a second connecting piece 23 connected to the The handle body 21 is connected to the second circumferential end of the arc-shaped plate 1 , and the distance between the second connecting piece 23 and the first connecting piece 22 is adjustable.

By adjusting the distance between the first connecting piece 22 and the second connecting piece 23, the arc of the arc-shaped plate 1 can be adjusted, so that the arc-shaped plate 1 can adapt to different workpieces to be polished.

Preferably, the first connecting member 22 is movably arranged relative to the handle body 21 . The movement of the first connecting member 22 realizes the adjustment of the distance between the first connecting member 23 and the second connecting member 23 .

Preferably, the handle 2 further includes: a lead screw connected to the handle body 21 ; a slider adapted to the lead screw and connected to the first connecting member 22 .

Preferably, the handle 2 also includes a rotary handle connected with the lead screw. The slide block is threadedly matched with the lead screw, the rotation of the lead screw drives the slide block to move along the lead screw, and the rotating handle is used to drive the lead screw to rotate, thereby realizing the movement of the first connecting piece 22 connected with the slide block.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the protection scope of the present invention.

Claims (11)

1. A knife gate grinder, characterized in that it comprises: curved plate (1); The first grinding piece is attached to the outer surface of the arc-shaped plate (1); The handle (2) is connected with the arc-shaped plate (1) and extends away from the arc-shaped plate (1) along the axial direction of the arc-shaped plate (1). 2. The knife gate grinder according to claim 1, further comprising a second grinder attached to the inner surface of the arc-shaped plate (1). 3. The knife gate grinder according to claim 1 or 2, characterized in that, the grinding piece is a scouring pad. 4. The knife gate grinder according to claim 1, characterized in that it further comprises two side plates (3), and the two side plates (3) are respectively arranged on the circumference of the arc-shaped plate (1) Each of the side plates (3) is provided with at least two through holes at both ends in the direction, and each of the through holes is correspondingly provided with a screw for connecting the grinding piece. 5. The knife gate grinder according to claim 1, characterized in that, the arc-shaped plate (1) is provided with a plurality of through holes, and the grinding piece and the arc-shaped plate (1) pass through and communicate with the arc-shaped plate (1). A plurality of screw connections provided in a one-to-one correspondence with the plurality of through holes. 6. The knife gate grinder according to claim 5, characterized in that, the side of the grinder away from the arc-shaped plate (1) is provided with a plurality of screws corresponding to the plurality of screws one by one. Each first washer is provided with a first screw hole for the screw to pass through. 7. The knife gate grinder according to claim 5, characterized in that, the side of the arc-shaped plate (1) away from the grinding piece is provided with a plurality of screws corresponding to the plurality of screws one by one. Each of the second spacers is provided with a second screw hole for the screw to pass through. 8. The blade sharpener according to claim 1, characterized in that, the handle (2) comprises: handle body (21); A first connecting piece (22), connected to the handle body (21) and connected to the first circumferential end of the arc-shaped plate (1); The second connecting piece (23) is connected to the handle body (21) and connected to the second circumferential end of the arc plate (1), the second connecting piece (23) is connected to the first A connecting piece (22) is provided with an adjustable pitch. 9. The knife sharpener according to claim 8, characterized in that, the first connecting member (22) is movably arranged relative to the handle body (21). 10. The blade sharpener according to claim 9, characterized in that, the handle (2) further comprises: Lead screw, connected with the handle body (21); The slider is adapted to the lead screw and connected to the first connecting piece (22). 11. The knife sharpener according to claim 10, characterized in that, the handle (2) further comprises a rotating handle connected with the lead screw.