CN218748722U - Grain cutting mechanism of plastic particle extrusion equipment - Google Patents

Abstract

The utility model discloses a grain cutting mechanism of plastic granules extrusion equipment relates to plastic pellet preparation, including plastic strip and cutting mechanism main part, one side of cutting mechanism main part is equipped with the extrusion conveyer belt, two about the extrusion conveyer belt is equipped with altogether, and extrudees the conveyer belt and include the area body that driving roller and transmission are connected on the driving roller, the surface mounting of the area body has the holding strip, and two upper and lower correspondences the holding strip can press from both sides the plastic strip tightly, two from top to bottom the gear is all installed to the one end of driving roller, and two gear interlocks, the utility model discloses set up two upper and lower areas body towards opposite direction gyration, the surface mounting of the area body has the holding strip, when the driving roller is rotatory, the area body can be turned around to drive the holding strip gyration, and then two upper and lower holding strips can stimulate the plastic strip, finally realize the purpose of the continuous tight and carry the plastic strip of extruding of clamp, avoid the plastic strip to curl.

Description

Grain cutting mechanism of plastic particle extrusion equipment

Technical Field

The utility model relates to a plastic pellet preparation technical field specifically is a plastic granules extrusion equipment's eager grain mechanism.

Background

In the process of injection molding, a granulator is required to cut strip-shaped or sheet-shaped plastic into granular materials, so that the subsequent rapid heating and melting can be conveniently carried out. The conventionally used granulator in the prior art generally comprises a feeding device, a guide mechanism and a cutting mechanism, and when the granulator is used, a material to be cut enters the cutting mechanism for cutting through the feeding device under the action of the guide mechanism;

the utility model provides a granulator for this patent that application number is 202023187854.5, which has reasonable structural design, wherein the positioning groove arranged on the positioning sleeve and the guide hole arranged on the guide cylinder can effectively position the bar-shaped material to be cut, thereby effectively preventing the situation that the shapes of the cut granular materials are far from each other due to the deviation of the bar-shaped material in the cutting process, and improving the use effect of the granulator body;

it still presents problems: the plastic strip is soft due to the fact that the plastic strip is just extruded out, and the plastic strip is curled or piled up to be incapable of advancing in the process that the plastic strip reaches the guide hole from the positioning sleeve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plastic granules extrusion equipment's eager grain mechanism to because the plastic strip has just been extruded among the solution prior art, its texture is softer, arrives this in-process of guiding hole from the position sleeve when the plastic strip, the plastic strip appears curling or piles up the problem that can't go forward.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a grain cutting mechanism of plastic granules extrusion equipment, includes plastic strip and cutting mechanism main part, one side of cutting mechanism main part is equipped with the extrusion conveyer belt, two about the extrusion conveyer belt is equipped with altogether, and the extrusion conveyer belt includes that driving roller and transmission connect the area body on the driving roller, the outer surface mounting of the area body has the holding strip, and two upper and lower correspondences the holding strip can press from both sides the plastic strip tightly.

Preferably, two from top to bottom the gear is all installed to the one end of driving roller, and two gear interlocks, and the one end of driving roller is installed and is driven the rotatory motor of one of them driving roller.

Preferably, the holding strip comprises a holding strip main body fixedly connected to the outer surface of the belt body and side limiting strips arranged on two sides of the holding strip main body.

Preferably, the cutting mechanism body includes: the backup pad, the backup pad has passed the guide bar from the top down, and the lower extreme rigid coupling of guide bar has the cutting knife, and does not overlap on the guide bar and be equipped with the spring, and the top of guide bar is equipped with the cam.

Preferably, a motor capable of driving the cam to rotate is provided behind the cam.

Preferably, a cutting table is arranged below the cutting knife, and the plastic strips reach the cutting table after passing through the extrusion conveying belt.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses set up two upper and lower areas body towards opposite direction gyration, the surface mounting of the area body has the holding strip, and when the driving roller was rotatory, the area body can be turned around to drive the holding strip gyration, and then two upper and lower holding strips can stimulate the plastic strip, finally realize the purpose of the continuous clamp tight and carry the plastic strip of extruding, avoid the plastic strip to curl, guarantee that it gos forward smoothly.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic view of the extrusion conveyor belt of the present invention;

fig. 3 is a schematic connection diagram of two driving rollers corresponding vertically to the present invention.

In the figure: 1. a plastic strip; 2. extruding the conveying belt; 21. a belt body; 22. a driving roller; 23. clamping strips; 231. side limit strips; 232. a holding strip main body; 24. a gear; 25. A motor; 31. a cam; 32. a motor; 33. a spring; 34. a guide bar; 35. a support plate; 36. a cutting knife; 4. and a cutting table.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 and 2, in an embodiment of the present invention, a pellet cutting mechanism of a plastic particle extruding apparatus includes a plastic strip 1 and a cutting mechanism main body, an extruding conveyer belt 2 is disposed on one side of the cutting mechanism main body, the extruding conveyer belt 2 is disposed with an upper and a lower two, the extruding conveyer belt 2 includes a driving roller 22 and a belt body 21 connected to the driving roller 22 in a transmission manner, a clamping strip 23 is mounted on an outer surface of the belt body 21, when the driving roller 22 rotates, the belt body 21 can rotate to drive the clamping strip 23 to rotate, the plastic strip 1 can be clamped by the upper and the lower two corresponding clamping strips 23, after clamping, the rotating clamping strip 23 can pull the plastic strip 1 to stably pull the plastic strip to a position below the cutting mechanism main body;

as shown in fig. 1, 2 and 3, gears 24 are mounted at one ends of the lower two driving rollers 22, the two gears 24 are meshed with each other, a motor capable of driving one of the driving rollers 22 to rotate is mounted at one end of the driving roller 22, the motor drives one of the driving rollers 22 to rotate, and the upper and lower driving rollers 22 can rotate in opposite directions due to the connection of the gears 24, so that the upper and lower belt bodies 22 can rotate in opposite directions to realize the effect of stably and continuously clamping the extruded plastic strip 1, and the plastic strip 1 is prevented from being curled;

with reference to fig. 2, preferably, the holding strip 23 includes a holding strip main body 232 fixedly connected to the outer surface of the belt body 21, and side limiting strips 231 disposed at two sides of the holding strip main body 232, where the side limiting strips 231 can limit the movement of the plastic strip 1 in the horizontal direction, so as to ensure that the plastic strip 1 is stably conveyed to the position of the cutting mechanism main body;

as shown in fig. 1, in the present embodiment, it is preferable that the cutting mechanism main body includes: backup pad 35, backup pad 35 has passed from the top down and has had guide bar 34, the lower extreme rigid coupling of guide bar 34 has cutting knife 36, and the cover is not equipped with spring 33 on guide bar 34, the top of guide bar 34 is equipped with cam 31, cam 31's rear is equipped with the motor 32 that can drive cam 31 is rotatory, motor 32 drives cam 31 and rotates, and then can make guide bar 34 downstream, spring 33 is compressed, cutting knife 36 cuts plastic strip 1, the cutting is accomplished the back, because the continuous rotation of cam 31, guide bar 34 loses the pressure of cam 31, make spring 33 drive guide bar 34 kick-back, and then cutting knife 36 resumes original position, motor 32 ceaselessly rotates, can make cutting knife 36 ceaselessly go up and down, constantly cut, preferably, below at cutting knife 36 is equipped with cutting bed 4, plastic strip 1 reachs cutting bed 4 behind extrusion conveyer belt 2.

The utility model discloses a theory of operation and use flow: when the device is used, the extruded plastic strip 1 is clamped between an upper clamping strip main body 232 and a lower clamping strip main body 232 which correspond to each other, the side limiting strips 231 can limit the movement of the plastic strip 1 in the horizontal direction, the motor drives one of the driving rollers 22 to rotate, the connection of the gears 24 can enable the upper driving roller 22 and the lower driving roller 22 to rotate in opposite directions, then the upper belt body 22 and the lower belt body 22 can rotate in opposite directions, then the upper clamping strip 23 and the lower clamping strip 23 can pull the plastic strip 1, finally, the stable and continuous clamping and the effect of conveying the extruded plastic strip 1 are realized, the plastic strip 1 is prevented from curling, when the plastic strip 1 reaches the position of the cutting mechanism main body, the motor 32 drives the cam 31 to rotate, then the guide rod 34 moves downwards, the spring 33 is compressed, the cutting knife 36 cuts the plastic strip 1, after the cutting is completed, the pressure of the cam 31 of the guide rod 34 and the cam 31 is enabled to drive the guide rod 34 to rebound, and then the cutting knife 36 returns to the original position, and the motor 32 rotates continuously, and the cutting knife 36 can go up and down continuously and cut.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides a grain mechanism of cutting of plastic granules extrusion equipment, includes plastic strip (1) and cutting mechanism main part, its characterized in that: one side of cutting mechanism main part is equipped with extrusion conveyer belt (2), two about extrusion conveyer belt (2) are equipped with altogether, and extrude conveyer belt (2) including driving roller (22) and the area body (21) of transmission connection on driving roller (22), the surface mounting of the area body (21) has holding strip (23), and two upper and lower correspondences holding strip (23) can press from both sides plastics strip (1) tightly.

2. The pelletizing mechanism of a plastic pellet extrusion apparatus as set forth in claim 1, wherein: two from top to bottom gear (24) are all installed to the one end of driving roller (22), and two gears (24) interlock, and the one end of driving roller (22) is installed and is driven the rotatory motor of one of them driving roller (22).

3. The pelletizing mechanism of a plastic pellet extrusion apparatus as set forth in claim 1, wherein: holding strip (23) are including rigid coupling in holding strip main part (232) of area body (21) surface and set up side spacing strip (231) in holding strip main part (232) both sides.

4. The pelletizing mechanism of a plastic pellet extrusion apparatus as set forth in claim 1, wherein: the cutting mechanism body includes: the supporting plate (35), the supporting plate (35) has passed from top to bottom and has guide bar (34), and the lower extreme rigid coupling of guide bar (34) has cutting knife (36), and does not overlap on guide bar (34) and is equipped with spring (33), and the top of guide bar (34) is equipped with cam (31).

5. The pelletizing mechanism of a plastic pellet extrusion apparatus of claim 4, wherein: a motor (32) capable of driving the cam (31) to rotate is arranged behind the cam (31).

6. The granulating mechanism of plastic granule extruding equipment as claimed in claim 4, wherein: a cutting table (4) is arranged below the cutting knife (36), and the plastic strip (1) reaches the cutting table (4) after passing through the extrusion conveying belt (2).

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