CN210523965U

CN210523965U - Cutting tool

Info

Publication number: CN210523965U
Application number: CN201921253618.3U
Authority: CN
Inventors: 金正忠; 金武斌; 金荣亮
Original assignee: Wuyi Zhengda Wire Products Co Ltd
Current assignee: Wuyi Zhengda Wire Products Co Ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-05-15
Anticipated expiration: 2029-08-05

Abstract

The cutter comprises a rack, a first roller and a second roller, wherein the first roller and the second roller are horizontally arranged on the rack, and are rotatably connected with the rack; the first roller is provided with a circular knife, and the second roller is provided with a knife support matched with the circular knife in position; a first key arranged along the length direction of the first roller is formed on the first roller, and a key groove matched with the first key is formed on the circular knife; a second key arranged along the length direction of the second roller is formed on the second roller, and a key groove matched with the second key is formed on the cutter; compared with the prior art, through the setting of spacing ring for the position of circular knife and tool holder can be pressed from both sides tightly by the spacing ring according to actual need, improves the circular knife and supports the stability of tool on the key, and the setting of cooperation ring makes the spacing ring pressed from both sides tightly on the key simultaneously, improves the stability of spacing ring to circular knife and tool holder, and the detachable connection of cooperation ring also makes more convenient when adjusting circular knife and tool holder position.

Description

Cutting tool

Technical Field

The utility model belongs to the technical field of divide strip machine, especially, relate to a cutter.

Background

The slitting machine is a device for longitudinally cutting wide roll materials, and is provided with a rotary circular knife and a supporting knife, when in cutting, the circular knife is abutted against the supporting knife, and sheet-shaped materials are continuously conveyed to pass through the space between the circular knife and the supporting knife and are cut into a plurality of strip-shaped finished products with the same width. The existing slitting machine generally has a plurality of pairs of corresponding circular knives and supporting knives, so that a plurality of strip-shaped finished products can be simultaneously cut, and the circular knives and the supporting knives can move to change the space, so that the strip-shaped finished products with different sizes can be output.

In prior art's branch strip machine, circular knife and supporting mutually support of sword and cut the material, because there is certain vibration in cutting process circular knife and supporting the sword, can influence the size precision and the cutting accuracy of material to influence the yield of material.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome the defect among the above-mentioned prior art, provide a stable in structure, safe and reliable cuts the efficient cutter.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the cutter comprises a rack, a first roller and a second roller, wherein the first roller and the second roller are horizontally arranged on the rack, and are rotatably connected with the rack; the first roller is provided with a circular knife, and the second roller is provided with a knife support matched with the circular knife in position; a first key arranged along the length direction of the first roller is formed on the first roller, and a key groove matched with the first key is formed on the circular knife; and a second key arranged along the length direction of the second roller is formed on the second roller, and a key groove matched with the second key is formed on the abutting knife.

As a preferred embodiment of the present invention, the first roller and the second roller are located on the same vertical plane, and the first roller is located above the second roller.

As a preferred scheme of the utility model, first key both sides are equipped with first solid fixed ring and first cooperation ring, and first solid fixed ring and first cooperation ring are located the relative both ends of first key, and first fixed ring fixed connection on first cylinder, through the detachable connection of bolt between first cooperation ring and the first key.

As a preferred scheme of the utility model, first solid fixed ring and first cooperation ring are the ring structure, and first solid fixed ring side links to each other with first key, and first key is located the both sides of first cylinder, and the first key of both sides sets up relatively.

As an optimized scheme of the utility model, still be equipped with a plurality of first spacing rings on the first cylinder, a plurality of spacing ring cooperations are connected on first key, and a plurality of first spacing rings are located the circular knife both sides.

As an optimized scheme of the utility model, the second key both sides are equipped with the solid fixed ring of second and the second cooperation ring, and the solid fixed ring of second and the relative both ends that the second cooperation ring is located the second key, and second fixed ring fixed connection on the second cylinder, through the detachable connection of bolt between second cooperation ring and the second key.

As a preferred scheme of the utility model, the solid fixed ring of second and second cooperation ring are the ring structure, and the solid fixed ring side of second links to each other with the second key, and the second key is located the both sides of second cylinder, and the second key of both sides sets up relatively.

As a preferred scheme of the utility model, still be equipped with a plurality of second spacing rings on the second cylinder, a plurality of spacing ring cooperations are connected on the second key, and a plurality of second spacing rings are located the circular knife both sides.

As an optimized scheme of the utility model, first spacing ring surface is equipped with the rubber layer, and the size of first spacing ring is less than the circular knife size.

As an optimized scheme of the utility model, the second spacing ring surface is equipped with the rubber layer, and the size of second spacing ring is greater than to the sword size.

The beneficial effects of the utility model are that, compare with prior art: through the setting of spacing ring for the position of circular knife and tool holder can be pressed from both sides tightly by the spacing ring according to actual need, improves the circular knife and supports the stability of tool on the key, and the setting of cooperation ring simultaneously makes the spacing ring pressed from both sides tightly on the key, improves the stability of spacing ring to circular knife and tool holder, and the detachable connection of cooperation ring also makes more convenient when adjusting circular knife and tool holder position.

Drawings

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

FIG. 2 is a schematic view of the structure of the first roller;

FIG. 3 is a front view of the first roller;

FIG. 4 is a schematic structural view of the second drum;

FIG. 5 is a right side view of the second drum;

reference numbers in the figures: the device comprises a rack 1, a first roller 2, a first limit ring 2-1, a circular knife 2-2, a first fixing ring 2-3, a first matching ring 2-4, a first key 2-5, a second roller 3, a second limit ring 3-1, a knife 3-2, a second fixing ring 3-3, a second matching ring 3-4 and a second key 3-5.

Detailed Description

The following describes embodiments of the present invention in detail with reference to the accompanying drawings.

As shown in fig. 1-5, the cutter comprises a frame 1, a first roller 2 and a second roller 3, wherein the first roller 2 and the second roller 3 are horizontally arranged on the frame 1, and the first roller 2 and the second roller 3 are both rotatably connected with the frame 1; the first roller 2 is provided with a circular knife 2-2, and the second roller 3 is provided with a knife 3-2 matched with the circular knife 2-2; a first key 2-5 arranged along the length direction of the first roller 2 is formed on the first roller 2, and a key slot matched with the first key 2-5 is formed on the circular knife 2-2; the second roller 3 is provided with a second key 3-5 arranged along the length direction of the second roller 3, and the knife support 3-2 is provided with a key groove matched with the second key 3-5.

The frame 1 is provided with a motor electrically connected with the first roller 2 and the second roller 3, the motor drives the first roller 2 and the second roller 3 to rotate, the first roller 2 and the second roller 3 synchronously rotate, a material is cut by the circular knife 2-2 and the supporting knife 3-2 through a gap between the first roller 2 and the second roller 3, the first roller 2 is provided with two circular knives 2-2, the distance between the two circular knives 2-2 is designed according to the size of the required material, the position of the circular knife 2-2 corresponds to the position of the supporting knife 3-2, and the circular knife 2-2 is matched with the supporting knife 3-2.

The first roller 2 and the second roller 3 are located on the same vertical surface, the first roller 2 is located above the second roller 3, the first roller 2 and the second roller 3 are detachably connected with the rack 1, the first roller 2 and the second roller 3 are connected with the rack 1 through bearings and positioning pins for positioning, the positions of the circular knife 2-2 and the knife support 3-2 can be adjusted through the detachment of the first roller 2 and the second roller 3, and therefore the circular knife 2-2 and the knife support 3-2 can be set according to actual needs.

Two sides of the first key 2-5 are provided with a first fixing ring 2-3 and a first matching ring 2-4, the first fixing ring 2-3 and the first matching ring 2-4 are positioned at two opposite ends of the first key 2-5, the first fixing ring 2-3 is fixedly connected on the first roller 2, and the first matching ring 2-4 is detachably connected with the first key 2-5 through a bolt.

The first fixing ring 2-3 and the first matching ring 2-4 are both in a circular ring structure, the side face of the first fixing ring 2-3 is connected with a first key 2-5, the first key 2-5 is positioned on two sides of the first roller 2, the first keys 2-5 on the two sides are oppositely arranged, the first fixing ring 2-3 is arranged on the first roller 2 in a surrounding mode, the first fixing ring 2-3 and the first roller 2 are connected in an integrated forming mode or in a welding and fixing mode, a threaded hole matched with the first matching ring 2-4 is formed in the first key 2-5, the threaded hole is arranged in the length direction of the first key 2-5, and detachable connection between the first key 2-5 and the first matching ring 2-4 can be achieved through bolts.

The first roller 2 is further provided with a plurality of first limiting rings 2-1, the limiting rings are connected to the first keys 2-5 in a matched mode, the first limiting rings 2-1 are located on two sides of the circular knife 2-2, the number of the first limiting rings 2-1 is set according to actual requirements, the first limiting rings 2-1 are used for clamping the circular knife 2-2, meanwhile, the first limiting rings 2-1 are filled onto the first keys 2-5, the first limiting rings 2-1 are abutted to the first fixing rings 2-3 and the first matching rings 2-4, and therefore positioning of the circular knife 2-2 is achieved.

Two sides of the second key 3-5 are provided with a second fixing ring 3-3 and a second matching ring 3-4, the second fixing ring 3-3 and the second matching ring 3-4 are positioned at two opposite ends of the second key 3-5, the second fixing ring 3-3 is fixedly connected on the second roller 3, and the second matching ring 3-4 is detachably connected with the second key 3-5 through a bolt.

The second fixing ring 3-3 and the second matching ring 3-4 are both in a circular ring structure, the side face of the second fixing ring 3-3 is connected with a second key 3-5, the second key 3-5 is positioned on two sides of the second roller 3, the second keys 3-5 on the two sides are oppositely arranged, the second fixing ring 3-3 is arranged on the second roller 3 in a surrounding mode, the second fixing ring 3-3 and the second roller 3 are connected in an integrated forming mode or in a welding and fixing mode, a threaded hole matched with the second fixing ring 3-3 is formed in the second key 3-5, the threaded hole is arranged in the length direction of the second key 3-5, and the detachable connection between the second key 3-5 and the second fixing ring 3-3 can be achieved through bolts.

The second roller 3 is also provided with a plurality of second limiting rings 3-1, the plurality of limiting rings are connected to the second keys 3-5 in a matched mode, the plurality of second limiting rings 3-1 are located on two sides of the circular cutter 2-2, the number of the second limiting rings 3-1 is set according to actual needs, the second limiting rings 3-1 are used for clamping the abutting cutter 3-2, meanwhile, the second limiting rings 3-1 are filled on the second keys 3-5, the second limiting rings 3-1 are abutted to the second fixing rings 3-3 and the second abutting rings 3-4, and accordingly positioning of the abutting cutter 3-2 is achieved.

The rubber layer is arranged on the surface of the first limiting ring 2-1, the size of the first limiting ring 2-1 is smaller than that of the circular knife 2-2, the rubber layer is arranged on the surface of the second limiting ring 3-1, the size of the second limiting ring 3-1 is larger than that of the circular knife 3-2, and the first limiting ring 2-1 and the second limiting ring 3-1 are arranged on the rubber layer, so that the first limiting ring 2-1 and the second limiting ring 3-1 have better contact with a material in the rotating process, and the stability of the material in cutting is improved.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the reference numerals in the figures are used more here: the device comprises a frame 1, a first roller 2, a first limit ring 2-1, a circular knife 2-2, a first fixing ring 2-3, a first matching ring 2-4, a first key 2-5, a second roller 3, a second limit ring 3-1, a knife 3-2, a second fixing ring 3-3, a second matching ring 3-4, a second key 3-5 and other terms, but the possibility of using other terms is not excluded; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The cutter comprises a rack (1), a first roller (2) and a second roller (3), wherein the first roller (2) and the second roller (3) are horizontally arranged on the rack (1), and the first roller (2) and the second roller (3) are rotatably connected with the rack (1); the device is characterized in that a circular knife (2-2) is arranged on the first roller (2), and a knife support (3-2) matched with the circular knife (2-2) in position is arranged on the second roller (3); a first key (2-5) arranged along the length direction of the first roller (2) is formed on the first roller (2), and a key slot matched with the first key (2-5) is formed on the circular knife (2-2); a second key (3-5) arranged along the length direction of the second roller (3) is formed on the second roller (3), and a key groove matched with the second key (3-5) is formed on the knife support (3-2).

2. Tool according to claim 1, characterized in that the first (2) and second (3) cylinders are located on the same vertical plane, and that the first cylinder (2) is located above the second cylinder (3).

3. The cutting tool according to claim 1, characterized in that the first key (2-5) is provided with a first fixing ring (2-3) and a first mating ring (2-4) on both sides, the first fixing ring (2-3) and the first mating ring (2-4) are positioned at two opposite ends of the first key (2-5), the first fixing ring (2-3) is fixedly connected to the first drum (2), and the first mating ring (2-4) is detachably connected to the first key (2-5) through a bolt.

4. The knife according to claim 3, characterized in that the first fixing ring (2-3) and the first mating ring (2-4) are both circular ring structures, the first fixing ring (2-3) is laterally connected with the first keys (2-5), the first keys (2-5) are located on both sides of the first drum (2), and the first keys (2-5) on both sides are oppositely arranged.

5. The cutting tool according to claim 1, characterized in that the first roller (2) is further provided with a plurality of first limiting rings (2-1), the plurality of limiting rings are connected to the first key (2-5) in a matching manner, and the plurality of first limiting rings (2-1) are positioned on two sides of the circular knife (2-2).

6. The knife according to claim 1, characterized in that the second key (3-5) is provided with a second fixing ring (3-3) and a second mating ring (3-4) on both sides, the second fixing ring (3-3) and the second mating ring (3-4) are located at opposite ends of the second key (3-5), the second fixing ring (3-3) is fixedly connected to the second drum (3), and the second mating ring (3-4) is detachably connected to the second key (3-5) through bolts.

7. The knife according to claim 6, characterized in that the second fixing ring (3-3) and the second mating ring (3-4) are both circular ring structures, the second fixing ring (3-3) is laterally connected with the second key (3-5), the second key (3-5) is located on both sides of the second drum (3), and the second keys (3-5) on both sides are oppositely arranged.

8. The tool according to claim 1, characterized in that the second drum (3) is further provided with a plurality of second limiting rings (3-1), the plurality of limiting rings are connected to the second key (3-5) in a matching manner, and the plurality of second limiting rings (3-1) are positioned at two sides of the circular knife (2-2).

9. The tool according to claim 5, characterized in that the surface of the first limiting ring (2-1) is provided with a rubber layer, and the size of the first limiting ring (2-1) is smaller than that of the circular cutter (2-2).

10. The tool according to claim 8, characterized in that the surface of the second limit ring (3-1) is provided with a rubber layer, and the size of the second limit ring (3-1) is larger than that of the cutter support (3-2).