CN209175957U

CN209175957U - Underwater cutpellet device

Info

Publication number: CN209175957U
Application number: CN201920156394.8U
Authority: CN
Inventors: 黄勇; 潘海亚
Original assignee: Kunshan Shuangxinjia Plastic Technology Co Ltd
Current assignee: Kunshan Shuangxinjia Plastic Technology Co Ltd
Priority date: 2019-01-18
Filing date: 2019-01-18
Publication date: 2019-07-30
Anticipated expiration: 2029-01-18

Abstract

The utility model discloses a kind of underwater cutpellet devices, and the rotation axis including tool apron, blade and driving tool apron rotation is equipped with the slot of several pluggable blades along the outer rim of the tool apron, the blade is fixedly connected by fastener with the slot；The blade includes blade base, the bottom knife positioned at the cutter of blade base upper end and positioned at blade base lower end, and the width of the cutter is 7-9mm, and with a thickness of 7-9mm, tilt angle is 45 °；The width of the bottom knife is 7-9mm, and with a thickness of 7-9mm, tilt angle is 45 °；Card interface is offered on the inside of the blade base, the card interface includes upper side wall, center side wall and lower wall, and the center side wall is formed with gib block, and the slot is formed with the guide post to match with gib block close to the side wall of tool apron；The surface of the blade is sequentially coated with wearing layer and lubricant layer.The stability that blade and tool apron are fixed is high, improves equipment pelletizing effect, improves equipment safety in operation.

Description

Underwater cutpellet device

Technical field

The utility model belongs to knife apparatus technical field, more particularly to a kind of underwater cutpellet device.

Background technique

The working principle of traditional plastic granulator is to be filtered plastic molten melt by extruder, squeezes out extrusion, then through cold But pelletizing after solidifying, and underwater cutpellet extruding granulator was contacted with cooling water and direct pelletizing in the moment of melt extrusion die face A kind of novel mechanical, due to hot melt material be cut under melt state by blade moment, and get rid of into circulating water solidify, So underwater cutpellet extruding granulator is suitable for the pelletizing of the hot melt material of different viscosities, compared to traditional tie rod pelletizing work Skill, pelletizing speed is fast, and pelletizing is high-quality.

During pelletizing, the edge of a knife is bonded completely with tool apron needs, guarantees that the tilt angle of the edge of a knife remains unchanged, however In actual operation, the fixed effect of blade and tool apron is bad, influences pelletizing effect, causes the granular mass of excision lower.

Utility model content

The utility model mainly solving the technical problems that providing a kind of underwater cutpellet device, fix with tool apron steady by blade The pelletizing effect of equipment not only can be improved in qualitative height, and the safety of equipment operation also can be improved.

In order to solve the above technical problems, the technical solution that the utility model uses is: a kind of underwater cutpellet device, packet The rotation axis for including tool apron, blade and driving tool apron rotation, the slot of several pluggable blades, institute are equipped with along the outer rim of the tool apron It states blade and is fixedly connected by fastener with the slot；

The blade includes blade base, positioned at the cutter of blade base upper end and cutting positioned at blade base lower end Piece, the width of the cutter are 7-9mm, the cutter with a thickness of 7-9mm, the tilt angle of the cutter is 45 °； The width of the bottom knife is 7-9mm, the bottom knife with a thickness of 7-9mm, the tilt angle of the bottom knife is 45 °；

Offering card interface on the inside of the blade base, the card interface includes upper side wall, center side wall and lower wall, The center side wall is formed with gib block, and the slot is formed with the guide post to match with gib block close to the side wall of tool apron；

The outer rim of the blade and the tool apron is tangent, and the angle between the blade and the normal of tool apron is 45 °；

The surface of the blade is sequentially coated with wearing layer and lubricant layer, the wearing layer with a thickness of 0.3-0.5 μm, institute State lubricant layer with a thickness of 0.6-1 μm.

The utility model is that further technical solution is used by solving its technical problem:

It further says, the wearing layer is titanium layer or alumina layer.

It further says, the lubricant layer is graphite linings.

It further says, the upper side wall is to the inclined side wall in the upper end of the blade base.

It further says, the lower wall is to the inclined side wall in the lower end of the blade base.

It further says, the outer end of the slot is formed with limit baffle, the side of the limit baffle and the blade It is tangent.

It further says, the fastener is bolt.

It further says, the cutter and the bottom knife are all wolfram steel material.

It further says, the blade base is stainless steel material.

It further says, the blade base, cutter and bottom knife three are welded and fixed.

The beneficial effects of the utility model at least have the following:

1, the blade of the utility model and slot pass through gib block first and guide post is pre-fixed, then pass through fastener Blade and tool apron are further fixed, on the one hand, guarantee that blade is bonded completely with tool apron, guarantee that the tilt angle of blade will not be sent out Raw offset, improves the pelletizing effect of equipment；On the other hand, it avoids blade from throwing away in equipment running process, reduces equipment operation Security risk；

2, the surface of the utility model blade is sequentially coated with wearing layer and lubricant layer, can increase the tolerance of blade face Property, to extend the service life of blade.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the structural schematic diagram that the utility model tool apron and blade combine；

Fig. 3 is the structural schematic diagram of the utility model tool apron；

Fig. 4 is the side view of the utility model blade；

Fig. 5 is the three-dimensional view of the utility model blade；

Each section label is as follows in attached drawing:

Tool apron 1, blade 2, blade base 21, upper side wall 211, center side wall 212, lower wall 213, gib block 214, upper slitter Piece 22, bottom knife 23, rotation axis 3, slot 4, guide post 41, fastener 5, the width w1 of cutter, cutter thickness h 1, on The inclination angle alpha 1 of blade, the width w2 of bottom knife, bottom knife thickness h 2, the inclination angle alpha of bottom knife 2 and blade and tool apron Normal between angle α 3.

Specific embodiment

The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear Define.

Embodiment: a kind of underwater cutpellet device, as Figure 1-Figure 5, including tool apron 1, blade 2 and driving tool apron rotation Rotation axis 3, the slot 4 of several pluggable blades is equipped with along the outer rim of the tool apron, and the blade is inserted by fastener 5 with described Slot is fixedly connected；

The blade includes blade base 21, positioned at the cutter 22 of blade base upper end and positioned at blade base lower end Bottom knife 23, the width w1 of the cutter are 7-9mm, and the thickness h 1 of the cutter is 7-9mm, the inclination of the cutter Angle [alpha] 1 is 45 °；The width w2 of the bottom knife is 7-9mm, and the thickness h 2 of the bottom knife is 7-9mm, the bottom knife Inclination angle alpha 2 is 45 °；

Card interface is offered on the inside of the blade base, the card interface includes upper side wall 211,212 and of center side wall Lower wall 213, the center side wall are formed with gib block 214, and the slot is formed with and gib block phase close to the side wall of tool apron Matched guide post 41；

The outer rim of the blade and the tool apron is tangent, and the angle α 3 between the blade and the normal of tool apron is 45 °；

The wearing layer is titanium layer or alumina layer.

The lubricant layer is graphite linings.

The upper side wall is to the inclined side wall in the upper end of the blade base.

The lower wall is to the inclined side wall in the lower end of the blade base.

The outer end of the slot is formed with limit baffle, and the side of the limit baffle and the blade is tangent.

The fastener is bolt.

The cutter and the bottom knife are all wolfram steel material.

The blade base is stainless steel material.

The blade base, cutter and bottom knife three are welded and fixed.

The working principle of the utility model is as follows:

The blade of the utility model passes through gib block first with slot and guide post is pre-fixed, then will by fastener Blade is further fixed with tool apron, on the one hand, is guaranteed that blade is bonded completely with tool apron, is guaranteed that the tilt angle of blade will not occur Offset, improves the pelletizing effect of equipment；On the other hand, it avoids blade from throwing away in equipment running process, reduces equipment operation Security risk；The surface of blade is sequentially coated with wearing layer and lubricant layer, can increase the tolerance of blade face, to extend The service life of blade.

The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Equivalent structure transformation made based on the specification and figures of the utility model, it is relevant to be applied directly or indirectly in other Technical field is also included in the patent protection scope of the utility model.

Claims

1. a kind of underwater cutpellet device, it is characterised in that: the rotation axis including tool apron (1), blade (2) and driving tool apron rotation (3), the slot (4) of several pluggable blades is equipped with along the outer rim of the tool apron, the blade passes through fastener (5) and described slotting Slot is fixedly connected；

The blade includes blade base (21), positioned at the cutter (22) of blade base upper end and positioned at blade base lower end Bottom knife (23), the width of the cutter are 7-9mm, the cutter with a thickness of 7-9mm, the inclination angle of the cutter Degree is 45 °；The width of the bottom knife be 7-9mm, the bottom knife with a thickness of 7-9mm, the tilt angle of the bottom knife It is 45 °；

Offer card interface on the inside of the blade base, the card interface include upper side wall (211), center side wall (212) and Lower wall (213), the center side wall are formed with gib block (214), and the slot is formed with and is oriented to close to the side wall of tool apron The guide post (41) that item matches；

The surface of the blade is sequentially coated with wearing layer and lubricant layer, the wearing layer with a thickness of 0.3-0.5 μm, the profit Slip layer with a thickness of 0.6-1 μm.

2. underwater cutpellet device according to claim 1, it is characterised in that: the wearing layer is titanium layer or alumina layer.

3. underwater cutpellet device according to claim 1, it is characterised in that: the lubricant layer is graphite linings.

4. underwater cutpellet device according to claim 1, it is characterised in that: the upper side wall is to the blade base The inclined side wall in upper end.

5. underwater cutpellet device according to claim 1, it is characterised in that: the lower wall is to the blade base The inclined side wall in lower end.

6. underwater cutpellet device according to claim 1, it is characterised in that: the outer end of the slot is formed with limiting block The side of piece, the limit baffle and the blade is tangent.

7. underwater cutpellet device according to claim 1, it is characterised in that: the fastener is bolt.

8. underwater cutpellet device according to claim 1, it is characterised in that: the cutter and the bottom knife are all tungsten Steel material.

9. underwater cutpellet device according to claim 1, it is characterised in that: the blade base is stainless steel material.

10. underwater cutpellet device according to claim 1, it is characterised in that: the blade base, cutter and bottom knife Three is welded and fixed.