CN212240385U

CN212240385U - High-efficiency automatic knife grinder

Info

Publication number: CN212240385U
Application number: CN202020638580.8U
Authority: CN
Inventors: 黄昌龙; 王有高
Original assignee: Lanxi Blue Light Blade Co ltd
Current assignee: Lanxi Blue Light Blade Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-12-29
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a high-efficiency automatic knife grinder, a grinding wheel set comprises four wheel discs and a connecting shaft lever which is arranged in the wheel discs in a penetrating way, a round mouth is arranged on the disc, two T-shaped convex blocks are arranged on the inner wall of the round mouth, a limiting block is arranged on the front end surface of the wheel disc, a limiting groove is arranged on the rear end surface, the connecting shaft lever comprises a shaft sleeve and a straight lever, the straight lever is arranged in the shaft sleeve in a penetrating way, and both ends are furnished with the fastening lid, be equipped with two spouts with T shape lug adaptation on the surface of axle sleeve, be equipped with eight through-holes that run through the axle sleeve on the diapire of spout, the inner wall of axle sleeve corresponds the through-hole play and is equipped with elastic deflector, the one end of deflector is fixed with the inner wall of axle sleeve, the other end is clearance fit with the axle sleeve inner wall, be equipped with the fixture block on the deflector, the cover is equipped with the spring on the fixture block, spring one end is contradicted with the deflector, the other end is contradicted with the inner wall of axle sleeve, be equipped with on the. After the improvement, the damaged wheel disc can be replaced independently, and the service quality of the grinding wheel set is prolonged.

Description

High-efficiency automatic knife grinder

Technical Field

The utility model relates to a equipment technical field whets a knife, more specifically says, it relates to high-efficient automatic knife sharpener.

Background

The blade is a band-shaped blade belt before being cut, and after being punched and formed, the blade belt needs to be ground by a knife grinder so as to remove burrs on the blade belt. Be provided with a lot of emery wheels on sharpedge grinding machine, form a whole sand wheelset with four emery wheels cluster, one sharpen and can be equipped with four sand wheelsets in the built-in, per two sand wheelset be a set of, leave the passageway that supplies the blade area to wear to establish between two sand wheelsets, utilize the emery wheel and the surface laminating friction in blade area, play the effect with the blade area burring. The grinding wheel set of polishing for a long time can be impaired, leads to the grinding ability to reduce, and the grinding wheel set is the overall structure who is made by four emery wheels again, can not change the emery wheel of damage alone, needs to change whole grinding wheel set, causes the waste, has promoted manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a not enough to prior art exists, the utility model aims to provide a maintenance is changed conveniently, and life is longer high automatic sharpening machine down.

In order to achieve the above purpose, the utility model provides a following technical scheme: the high-efficiency automatic knife grinder comprises a rack, a feeding disc and a grinding device, wherein four grinding wheel sets are arranged in the grinding device, a grinding channel for a blade belt to penetrate is formed between every two grinding wheel sets, each grinding wheel set comprises four wheel discs and a connecting shaft rod penetrating in the wheel discs, round openings for the connecting shaft rods to penetrate are formed in the wheel discs, two T-shaped convex blocks are arranged on the inner walls of the round openings, a limiting block is arranged on the front end face of each wheel disc, a limiting groove is formed in the rear end face of each wheel disc, each connecting shaft rod comprises a shaft sleeve and a straight rod, the straight rod penetrates in the shaft sleeve, fastening covers are arranged at two ends of each connecting shaft rod, the fastening covers are matched and fixed with the shaft sleeves through threads, two sliding grooves matched with the T-shaped convex blocks are formed in the outer surface of each shaft sleeve, eight through holes penetrating through the shaft, the one end of deflector is fixed with the inner wall of axle sleeve, and the other end is clearance fit with the axle sleeve inner wall, be equipped with the fixture block on the deflector, the cover is equipped with the spring on the fixture block, spring one end is contradicted with the deflector, and the other end is contradicted with the inner wall of axle sleeve, be equipped with on the T shape lug and supply the fixture block to inlay the draw-in groove of establishing.

The utility model discloses further set up to: the stopper includes three rectangular block, and three rectangular block is equidistant distribution along the round mouth on the disc, the spacing groove includes three recess with the rectangular block adaptation.

The utility model discloses further set up to: the two ends of the connecting shaft rod are provided with sleeved limiting sleeves, and the wheel disc is positioned between the two limiting sleeves.

Through adopting above-mentioned technical scheme, set up into four detachable rim plates with the emery wheel group, when arbitrary rim plate took place to damage, can dismantle the change with the rim plate that corresponds the damage. Avoid the discarded problem of whole sand wheelset, promote the practicality of sand wheelset, reduce manufacturing cost.

Drawings

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

FIG. 2 is a partial cross-sectional view of a grinding wheel set;

FIG. 3 is a second partial cross-sectional view of a grinding wheel assembly;

FIG. 4 is an exploded view of the sleeve and wheel disc;

fig. 5 is a schematic view of the construction of the wheel disc.

1. A frame; 2. a feed tray; 3. a grinding device; 4. a grinding wheel set; 40. a wheel disc; 400. a T-shaped bump; 401. a limiting block; 402. a limiting groove; 403. a card slot; 404. a round mouth; 41. a connecting shaft rod; 410. a shaft sleeve; 411. a straight rod; 412. a fastening cover; 413. a chute; 414. a through hole; 415. a guide plate; 416. a clamping block; 417. a spring; 418. a limiting sleeve; 419. and a shaft sleeve.

Detailed Description

Embodiments of the present invention are further described with reference to fig. 1 to 5.

The high-efficiency automatic knife grinder comprises a rack 1, a feeding disc 2 and a grinding device 3, wherein four grinding wheel sets 4 are arranged in the grinding device 3, a grinding channel for a blade belt to penetrate is formed between every two grinding wheel sets 4, each grinding wheel set 4 comprises four wheel discs 40 and a connecting shaft rod 41 penetrating in the wheel discs 40, round openings 404 for the connecting shaft rods 41 to penetrate are formed in the wheel discs 40, two T-shaped convex blocks 400 are arranged on the inner walls of the round openings 404, limiting blocks 401 are arranged on the front end faces of the wheel discs 40, limiting grooves 402 are arranged on the rear end faces, each connecting shaft rod 41 comprises a shaft sleeve 419 and a straight rod 411, the straight rod 411 penetrates in the shaft sleeve 419, fastening covers 412 are arranged at two ends of the straight rod 411, the fastening covers 412 are matched and fixed with the shaft sleeve 419 through threads, two sliding grooves 413 matched with the T-shaped convex blocks 400 are arranged on the outer surface of the shaft sleeve 419, eight through holes, an elastic guide plate 415 is arranged on the inner wall of the shaft sleeve 419 corresponding to the through hole 414, one end of the guide plate 415 is fixed with the inner wall of the shaft sleeve 419, the other end of the guide plate 415 is in clearance fit with the inner wall of the shaft sleeve 419, a clamping block 416 is arranged on the guide plate 415, a spring 417 is sleeved on the clamping block 416, one end of the spring 417 is abutted against the guide plate 415, the other end of the spring 417 is abutted against the inner wall of the shaft sleeve 419, and a clamping groove 403 for the clamping block 416 to be embedded is arranged on the. The limiting block 401 comprises three rectangular blocks, the three rectangular blocks are distributed at equal intervals along round openings 404 in the disc, and the limiting groove 402 comprises three grooves matched with the rectangular blocks. Two ends of the connecting shaft rod 41 are provided with sleeved limiting sleeves 418, and the wheel disc 40 is positioned between the two limiting sleeves 418.

During assembly, the T-shaped convex block 400 on the wheel disc 40 is matched with the sliding groove 413 on the shaft sleeve 419, so that the four wheel discs 40 are all sleeved on the connecting shaft rod 41, the adjacent wheel discs 40 are mutually abutted, the limiting block 401 on the next wheel disc 40 is embedded in the limiting groove 402 of the previous wheel disc 40, and the adjacent wheel discs 40 are tightly attached. When the straight rod 411 is not inserted into the shaft sleeve 419, the latch 416 is positioned in the circular hole under the force of the spring 417 and the guide plate 415, when the straight rod 411 is inserted into the shaft sleeve 419, the straight rod 411 is inserted from one end of the guide plate 415 connected with the inner wall of the shaft sleeve 419, along with the insertion of the straight rod 411, the straight rod 411 drives one end of the guide plate 415 in clearance fit with the shaft sleeve 419 to abut against the inner wall of the shaft sleeve 419, at this time, the spring 417 is in a contracted state, the latch 416 is moved out of the circular opening 404, the wheel disc 40 is sleeved outside the shaft sleeve 419, the position of the latch 403 corresponds to the circular opening 404, and the latch 416 is inserted into the latch 403 of the T-shaped protrusion 400 after being moved out of the circular opening 404, so. After the straight rod 411 and the shaft sleeve 419 are installed, the fastening covers 412 are screwed and fixed at two ends of the shaft sleeve 419, the fastening covers 412 abut against the end portions of the straight rod 411, and the straight rod 411 is fixed in the shaft sleeve 419. And finally, the two ends of the connecting shaft rod 41 are sleeved with the limiting sleeves 418, and the four wheel discs 40 are clamped between the two limiting sleeves 418 to realize the fixation again. Due to the structural arrangement, the wheel disc 40 can be detached and replaced as required, the practicability of the grinding wheel set 4 is improved, and meanwhile the service life of the whole equipment is prolonged. When the wheel disc 40 is detached, the limiting sleeve 418 is firstly detached, then the fastening cover 412 is detached, the straight rod 411 is taken out of the shaft sleeve 419, after the straight rod 411 is detached, the clamping block 416 is separated from the limiting position of the T-shaped convex block 400 by utilizing the restoring force of the spring 417 and the guide plate 415, and the wheel disc 40 can be detached and replaced from the shaft sleeve 419. The operation is convenient. Adjacent rim plate 40 is contradicted each other through the cooperation of stopper 401 and spacing groove 402, can promote adjacent rim plate 40 complex compactness, promotes the stability in rim plate 40 position.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. High-efficient automatic knife sharpener, including frame, feed table and grinder, be equipped with four sand wheelsets in the grinder, form the grinding passageway that supplies the blade area to wear to establish between per two sand wheelsets, its characterized in that: the grinding wheel set comprises four wheel discs and a connecting shaft rod penetrating into the wheel discs, a round opening for the connecting shaft rod to penetrate is formed in each wheel disc, two T-shaped convex blocks are arranged on the inner wall of each round opening, a limiting block is arranged on the front end face of each wheel disc, a limiting groove is formed in the rear end face of each wheel disc, each connecting shaft rod comprises a shaft sleeve and a straight rod, each straight rod penetrates into each shaft sleeve, fastening covers are arranged at two ends of each straight rod, each fastening cover is fixedly matched with each shaft sleeve through threads, two sliding grooves matched with the T-shaped convex blocks are formed in the outer surface of each shaft sleeve, eight through holes penetrating through the shaft sleeves are formed in the bottom walls of the sliding grooves, elastic guide plates are arranged on the inner walls of the shaft sleeves corresponding to the through holes, one ends of the guide plates are fixed to the inner walls of the shaft sleeves, the other ends, the other end of the shaft sleeve is abutted against the inner wall of the shaft sleeve, and a clamping groove for embedding the clamping block is formed in the T-shaped convex block.

2. The high efficiency automatic tool sharpener of claim 1, wherein: the stopper includes three rectangular block, and three rectangular block is equidistant distribution along the round mouth on the disc, the spacing groove includes three recess with the rectangular block adaptation.

3. The high efficiency automatic tool sharpener of claim 2, wherein: the two ends of the connecting shaft rod are provided with sleeved limiting sleeves, and the wheel disc is positioned between the two limiting sleeves.