CN218533791U

CN218533791U - Automatic double-edge knife grinding device

Info

Publication number: CN218533791U
Application number: CN202222865491.9U
Authority: CN
Inventors: 高贺勇; 高贺昌; 刘入瑞; 高磊; 张建松; 崔建坡
Original assignee: Huamei Energy Saving Technology Jiangxi Co ltd; Huamei Energy Saving Technology Group Co ltd
Current assignee: Huamei Energy Saving Technology Jiangxi Co ltd; Huamei Energy Saving Technology Group Co ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-02-28
Anticipated expiration: 2032-10-28

Abstract

The utility model discloses an automatic twolip knife sharpening device, including the cutter support, two carousels are installed in the rotation of symmetry on the cutter support, and common on two carousels is around being equipped with the cutter, and the cutter support is provided with knife sharpening device at the position that is close to the cutter inboard, and the cutter support is provided with down knife sharpening device at the position that is close to the cutter outside. The upper knife sharpening device comprises an upper knife sharpening support fixedly arranged at the inner side part of the cutter support close to the cutter, a first air cylinder and a first motor are arranged on the upper knife sharpening support, and a first grinding plate is arranged at the telescopic end of the first air cylinder; the lower knife sharpening device comprises a lower knife bracket fixedly arranged at the position, close to the outer side of the cutter, of the cutter bracket, a second cylinder and a second motor are arranged on the lower knife bracket, and a second grinding disc is arranged at the telescopic end of the second cylinder. The utility model discloses can realize automatic control time, the automatic rising of knife sharpening device whets a knife and carries out the cutter and polish, improve the efficiency of whetting a knife, guarantee the effect of whetting a knife.

Description

Automatic double-edge knife grinding device

Technical Field

The utility model relates to a blade technical field that polishes especially relates to an automatic twolip knife sharpening device.

Background

The rubber and plastic heat-insulating material has good heat-insulating and sound-insulating properties, but when a product is cut, due to the material of the rubber and plastic heat-insulating material, the surface of the blade is sticky when the cutter is heated in a cutting process in a friction mode, the cutting device is used for a long time, the cutting edge of the cutter cannot be cut sharply, the cutting edge can be inclined, the vertical cutting face is not perpendicular, the butt joint is not well carried out during construction, a butt joint gap is generated, and the butt joint strength and the heat-insulating effect are not attractive and can be influenced. The traditional improvement method is that workers polish saw blades manually through a mill, and the method is easy to damage the cutting edge of the saw blade due to different manual sharpening forces, the cutting edge of the saw blade is not uniform after polishing, tooth marks on the cut surface of a cut product are not vertical, the butt joint is not tight in later construction, and the appearance and the heat preservation effect are influenced; and the manual work can only sharpen the knife on one side but not on two sides, which affects the working efficiency and is easy to cause safety accidents such as incised wound.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an automatic twolip knife sharpening device solves the technical problem that above-mentioned background art mentioned.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model relates to an automatic twolip knife sharpening device, including the cutter support, two carousels are installed in the rotation of symmetry on the cutter support common around being equipped with the cutter on the carousel, the cutter support is being close to the inboard position of cutter is provided with knife sharpening device, the cutter support is being close to the position in the cutter outside is provided with down knife sharpening device.

Furthermore, the upper knife sharpening device comprises an upper knife sharpening support fixedly arranged on the inner side of the cutter, the cutter support is close to the inner side of the cutter, a first air cylinder is arranged on the upper knife sharpening support, the telescopic end of the first air cylinder is fixedly connected with a first connecting piece, one end, far away from the inner side of the upper portion of the cutter, of the first connecting piece is fixedly provided with a first motor, and a driving shaft of the first motor penetrates through the first connecting piece and is connected with the first grinding disc.

Furthermore, the lower knife sharpening device comprises a lower knife sharpening support fixedly arranged at a position, close to the outer side of the cutter, of the cutter support, a second air cylinder is arranged on the lower knife sharpening support, the telescopic end of the second air cylinder is fixedly connected with a second connecting piece, a second motor is fixedly arranged at one end, far away from the outer side of the lower portion of the cutter, of the second connecting piece, and a driving shaft of the second motor penetrates through the second connecting piece and is connected with a second grinding disc.

Furthermore, an electromagnetic valve for controlling the first air cylinder and the second air cylinder is arranged on the cutter support.

Compared with the prior art, the utility model discloses a beneficial technological effect:

(1) The utility model discloses can realize automatic control time, the automatic rising of knife sharpening device whets a knife and carries out the cutter and polish, improve the efficiency of whetting a knife, guarantee the effect of whetting a knife.

(2) The upper and lower knife sharpening devices sharpen the knife by double edges, so that the cutting effect is better, the vertical surface of a product cut by the knife is vertical without tooth marks, the construction butt joint is more convenient and tighter, and the construction surface is more beautiful.

(3) The potential safety hazards and risks of knife edge injury, personal injury and the like caused by manual knife sharpening are avoided, damage to the knife can be reduced, and production cost is saved.

Drawings

The present invention will be further explained with reference to the following description of the drawings.

FIG. 1 is a schematic structural view of the present invention;

description of the reference numerals: 1. a cutter holder; 2. a turntable; 3. a cutter; 4. an upper knife grinder; 4-1, mounting a sharpening bracket; 4-2, a first cylinder; 4-3, a first motor; 4-4, a first grinding plate; 4-5, a first connecting piece; 5. a lower sharpening device; 5-1, arranging a grinding cutter bracket; 5-2, a second cylinder; 5-3, a second motor; 5-4, second grinding plate; 5-5, a second connecting sheet; 6. an electromagnetic valve.

Detailed Description

As shown in fig. 1, an automatic double-edge knife sharpening device comprises a cutter support 1, two turntables 2 are symmetrically installed on the cutter support 1 in a rotating mode, a cutter 3 is installed on the turntables in a winding mode, and the turntables are installed on the cutter support 1 in a motor-driven rotating mode.

The cutter support 1 is provided with an upper knife sharpening device 4 at a position close to the inner side of the cutter 3, the upper knife sharpening device 4 comprises an upper knife sharpening support 4-1 fixedly installed at a position, close to the inner side of the cutter 3, of the cutter support 1, a first air cylinder 4-2 is fixedly installed on the upper knife sharpening support 4-1, and the telescopic end of the first air cylinder 4-2 is fixedly connected with a first connecting piece 4-5 with an L-shaped section. A first motor 4-3 is fixedly arranged at one end of the first connecting piece 4-5 far away from the inner side of the upper part of the cutting knife 3, and a driving shaft of the first motor 4-3 penetrates through the first connecting piece 4-5 to be connected with the first grinding disc 4-4.

The lower knife sharpening device 5 is arranged at a position, close to the outer side of the cutter 3, of the cutter support 1, the lower knife sharpening device 5 comprises a lower knife sharpening support 5-1 fixedly installed at a position, close to the outer side of the cutter 3, of the cutter support 1, a second air cylinder 5-2 is fixedly installed on the lower knife sharpening support 5-1, and the telescopic end of the second air cylinder 5-2 is fixedly connected with a second connecting piece 5-5 with an L-shaped section. A second motor 5-3 is fixedly installed at one end, far away from the outer side of the lower portion of the cutting knife 3, of the second connecting piece 5-5, and a driving shaft of the second motor 5-3 penetrates through the second connecting piece 5-5 to be connected with a second grinding disc 5-4.

In addition, in this embodiment, the cutter support 1 is further provided with an electromagnetic valve 6 and a PLC, and the electromagnetic valve 6 is used for controlling the first cylinder 4-2 and the second cylinder 5-2. The PLC (programmable logic controller) is electrically connected with the first motor 4-3, the second motor 5-3 and the electromagnetic valve 6 and is used for controlling the on-off state of each electrical element.

The utility model discloses a to go up knife sharpening device and lower knife sharpening device and install on cutting equipment, the cutter begins the operation after the starting equipment. And the preset program on the control system (PLC) in the embodiment is used for setting the interval time and the sharpening time of sharpening, when the set sharpening time is reached, the control system outputs signals to simultaneously trigger the electromagnetic valve, the first motor and the second motor, at the moment, the first air cylinder and the second air cylinder respectively lift out of the first grinding plate and the second grinding plate, sharpening operation is carried out on two sides of the cutter, the sharpening time is started to be timed, the electromagnetic valve is triggered again after the sharpening time is reached, the first air cylinder and the second air cylinder retract, the first motor and the second motor are simultaneously closed, and sharpening is carried out again when the set interval time is reached so as to circulate.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. The utility model provides an automatic twolip knife sharpening device which characterized in that: the cutter support is provided with two rotating discs symmetrically and rotatably arranged, the rotating discs are jointly wound with cutters, the cutter support is close to the inner side of each cutter, and the cutter support is close to the outer side of each cutter and is provided with a lower cutter grinding device.

2. The automatic double-edge sharpening device of claim 1, wherein: the upper knife sharpening device comprises an upper knife sharpening support fixedly arranged on the inner side part of the cutter, the cutter support is close to the inner side part of the cutter, a first air cylinder is arranged on the upper knife sharpening support, the telescopic end of the first air cylinder is fixedly connected with a first connecting piece, one end, far away from the inner side of the upper part of the cutter, of the first connecting piece is fixedly provided with a first motor, and a driving shaft of the first motor penetrates through the first connecting piece to be connected with a first grinding disc.

3. The automatic double-edge sharpening device of claim 2, wherein: the lower knife sharpening device comprises a lower knife sharpening support fixedly arranged on the position, close to the outer side of the cutter, of the cutter support, a second air cylinder is arranged on the lower knife sharpening support, the telescopic end of the second air cylinder is fixedly connected with a second connecting piece, the second connecting piece is far away from one end, outside the lower portion of the cutter, of the second motor, and a driving shaft of the second motor penetrates through the second connecting piece and is connected with a second grinding disc.

4. The automatic double-edge sharpening device of claim 3, wherein: and the cutter support is provided with an electromagnetic valve for controlling the first cylinder and the second cylinder.