CN219466952U - EVA corner plastic extruder - Google Patents

Abstract

The utility model discloses an EVA corner plastic extruder, which comprises a bottom plate, wherein a spiral extrusion channel is arranged on the bottom plate through a frame, a crusher bin is arranged on the upper side of one end of the spiral extrusion channel through a blanking opening, a crushing pair roller is rotatably arranged at the middle part in the crusher bin, an upper pressing mechanism is arranged on the upper side of the crusher bin through an upper bracket, a transverse blanking mechanism is arranged in the lower side of the crushing pair roller, a spiral blade is arranged at the middle part in the spiral extrusion channel through a transmission shaft, one end of the transmission shaft is connected with a motor through a transmission box, a feeding hole is arranged at the upper side of one end of the crusher bin, and a crushing pair roller is rotatably arranged at the middle part in the upper side of one end of the spiral extrusion channel.

Description

EVA corner plastic extruder

Technical Field

The utility model relates to an EVA sheet processing technology for automotive interiors, in particular to an EVA corner plastic extruder.

Background

At present, in the field of processing high polymer materials, a plastic extruder is widely applied to processing and manufacturing of films, pipes, profiles, foaming products and high polymer composite materials. The plastic extruder is a common plastic production device, has simple structure, is suitable for soft polyvinyl chloride, polystyrene, ABS and other sectional materials, can be used for processing various plastic products, such as film blowing, pipe extrusion, pressing plates, drawing belts and the like, and can also be used for melting granulation, and the working principle is as follows: the screw rotates in the machine barrel, the materials are continuously pushed and compacted, and the materials are gradually melted under the action of strong shearing, friction and an external heater and then extruded from the machine head at a certain pressure and flow.

The utility model provides a plastics extruder of application number for CN202020152292.1 among the prior art, includes the plastics extruder body, and this plastics extruder can smash and preheat treatment to plastics before processing, improves machining efficiency, can promote the processingquality of plastics. However, foreign materials in the pulverizer bin are easy to lift and stay on the upper portion of the pulverizing roller for a long time, so that the pulverizing efficiency is affected, and the splashing position during the pulverization of plastic raw materials cannot be prevented, so that the use safety is affected.

Disclosure of Invention

The utility model aims to provide an EVA corner plastic extruder, which solves the problems that foreign materials in a crusher bin are easy to lift and stay on the upper part of a crushing roller for a long time in the prior art, so that the crushing efficiency is affected, and the problem that the use safety is affected by splashing parts when plastic raw materials are crushed can be effectively prevented.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an EVA corner plastics extruder, includes the bottom plate, the bottom plate has the spiral through rack-mount to extrude the passageway, the pulverizer storehouse is installed through the feed opening to spiral extrusion passageway one end upside, the rotatory crushing pair roller that is equipped with in middle part in the pulverizer storehouse, pulverizer storehouse upside is equipped with the swager through last support mounting and is constructed, crushing pair roller downside internally mounted has horizontal blank mechanism, spiral blade is installed through the transmission shaft in the spiral extrusion passageway middle part, transmission shaft one end is connected with first motor through the transmission case transmission, and pulverizer storehouse one end upside is equipped with the feed inlet.

Further, a heating layer is arranged on the outer sides of the spiral extrusion channel, the blanking port and the crusher bin, and the heating layer adopts an electric heating layer.

Further, go up the pneumatic cylinder at top in the upper bracket including setting up to press the material mechanism, the pneumatic cylinder lower extreme is installed and is pressed the seat, upward press the seat downside elasticity to be equipped with down to press the seat, and upward press the seat and press the outside rhombus column that sets up of seat down.

Further, go up pressure seat both sides internally mounted has the guide bar, it sets up with the guide bar slip through the connecting seat to push down the seat both ends upside, and the outside cover in guide bar upper portion is equipped with the spring.

Furthermore, the guide rod and the spring are arranged at equal intervals, and the upper pressing seat and the lower pressing seat are both of alloy structures.

Further, the transverse blanking mechanism comprises a transverse support plate arranged at the bottom in the crusher bin, and one end of the transverse support plate is provided with a transverse cutting blade through a second motor.

Further, a guide plate is arranged at the upper part in the crusher bin, and a valve is arranged on the feed opening.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the crushing pair roller is rotatably arranged in the middle part of the crusher bin at the upper side of one end of the spiral extrusion channel, so that plastic can be crushed, and meanwhile, the upper side of the crusher bin is provided with the upper pressing mechanism through the upper bracket, so that materials put into the crusher bin can be elastically pressed on the upper part of the crushing pair roller, the efficiency of crushing the materials is prevented from being influenced by the fact that the materials are lifted on the upper part of the crushing pair roller for a long time, and the plastic materials can be prevented from splashing when being crushed.

2. According to the utility model, the transverse cutting mechanism is internally arranged at the lower side of the crushing pair roller, and comprises the transverse support plate arranged at the bottom in the crusher bin, and the transverse cutting blade is arranged at one end of the transverse support plate through the motor, so that the transverse cutting blade is driven to rotate at a high speed through the motor, the materials cut by the crusher bin can be subjected to transverse cutting crushing treatment again, the crushing thoroughness is high, and the subsequent hot-melt extrusion use treatment is facilitated.

3. According to the utility model, the guide rods are internally arranged at two sides of the upper pressing seat, the upper sides of the two ends of the lower pressing seat are slidably arranged with the guide rods through the connecting seat, the outer sides of the upper parts of the guide rods are sleeved with the springs, the plurality of the guide rods and the springs are arranged at equal intervals, and the upper pressing seat and the lower pressing seat are of alloy structures, so that the lower pressing seat can be elastically and slidably arranged at the lower part of the upper pressing seat, the elastic pressing treatment of the materials on the upper parts of the crushing pair rollers can be realized, and the material crushing efficiency is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front elevational view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the structure of the feeding and pressing mechanism of the utility model;

fig. 3 is a schematic view of the structure of the pressing seat of the present utility model.

In the figure: 1. a bottom plate; 2. a spiral extrusion channel; 3. a transmission case; 4. a first motor; 5. a transmission shaft; 6. a feed opening; 7. a valve; 8. crushing the paired rollers; 9. a transverse support plate; 10. a transverse cutting blade; 11. a second motor; 12. a material guide plate; 13. an upper bracket; 14. a hydraulic cylinder; 15. an upper pressing seat; 16. pressing down a seat; 17. a feed inlet; 18. a heating layer; 19. a connecting seat; 20. a guide rod; 21. a spring; 22. a pulverizer bin.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, 2 and 3, in an embodiment of the present utility model, an EVA corner plastic extruder includes a base plate 1, a screw extrusion channel 2 is installed on the base plate 1 through a frame, a crusher bin 22 is installed on an upper side of one end of the screw extrusion channel 2 through a feed opening 6, a crushing pair roller 8 is rotatably installed in a middle portion of the crusher bin 22, a crushing motor is connected to one end of the crushing pair roller 8 in a transmission manner, a crushing pair roller 8 is rotatably installed in the middle portion of the crusher bin 22, so that plastic can be crushed, an upper pressing mechanism is installed on an upper side of the crusher bin 22 through an upper bracket 13, so that materials put into the crusher bin 22 can be elastically pressed on an upper portion of the crushing pair roller 8, the materials are prevented from being retained on an upper portion of the crushing pair roller 8 for a long time, and when the materials can be prevented from being crushed, a transverse cutting mechanism is installed on a lower side of the crushing pair roller 8, the materials cut by the crusher bin can be transversely crushed again, the crushing thoroughly is strong, a screw blade is installed in the middle portion of the crusher bin 22 through a transmission shaft 5, the transmission shaft 5 is connected to the upper side of the screw extrusion channel 22 through a screw transmission case 3, and the upper pressing mechanism is installed on the upper side of the screw extrusion channel 22 through a first screw transmission case 17, so that the extrusion processing of the materials can be conveniently completed through the first extrusion channel 17.

Preferably, the heating layer 18 is arranged outside the spiral extrusion channel 2, the feed opening 6 and the pulverizer bin 22, and the heating layer 18 adopts an electric heating layer, so that the heating treatment is conveniently carried out on the outer sides of the lower parts of the spiral extrusion channel and the pulverizer bin 22, the heating uniformity is high, and the hot melting effect is good.

Preferably, the feeding mechanism comprises a hydraulic cylinder 14 arranged at the inner top of the upper bracket 13, an upper pressing seat 15 is arranged at the lower end of the hydraulic cylinder 14, a lower pressing seat 16 is elastically arranged at the lower side of the upper pressing seat 15, the outer parts of the upper pressing seat 15 and the lower pressing seat 16 are arranged in a diamond column shape, the structural strength is high, and the outer sides of the upper pressing seat 15 and the lower pressing seat 16 are arranged in inclined planes so as to facilitate the material guiding treatment.

Preferably, the guide rods 20 are internally mounted on two sides of the upper pressing seat 15, the upper sides of two ends of the lower pressing seat 16 are slidably arranged with the guide rods 20 through the connecting seat 19, and springs 21 are sleeved on the outer sides of the upper parts of the guide rods 20, so that the lower pressing seat 16 is elastically slidably arranged on the lower part of the upper pressing seat 15, the elastic pressing treatment on the materials on the upper parts of the crushing pair rollers 8 can be realized, and the material crushing efficiency is improved.

Preferably, the guide rod 20 and the spring 21 are arranged at equal intervals, the upper pressing seat 15 and the lower pressing seat 16 are all of alloy structures, the structural strength is high, and the material pressing effect is good.

Preferably, the transverse cutting mechanism comprises a transverse support plate 9 arranged at the inner bottom of the pulverizer bin 22, one end of the transverse support plate 9 is provided with a transverse cutting blade 10 through a second motor 11, so that the transverse cutting blade 10 is driven to rotate and adjust at a high speed through the second motor 11, materials cut by the pulverizer bin 22 can be transversely pulverized again, the pulverizing thoroughness is high, and the subsequent hot-melt extrusion use treatment is facilitated.

Preferably, the upper part in the crusher bin 22 is provided with a guide plate 12 which is convenient for guiding materials, and the feed opening 6 is provided with a valve 7 which is convenient for controlling the opening and closing of the feed opening 6.

The working principle and the using flow of the utility model are as follows: the equipment is connected into a PLC control circuit, an external power supply is connected, the leftover plastic raw materials are put into a grinder bin 22 through a feed inlet 17, a grinding pair roller 8 is rotatably arranged in the middle of the grinder bin 22, so that plastic can be ground, meanwhile, an upper pressing mechanism is arranged on the upper side of the grinder bin 22 through an upper bracket 13, the materials put into the grinder bin 22 can be elastically pressed on the upper part of the grinding pair roller 8, the materials are prevented from being lifted on the upper part of the grinding pair roller 8 for a long time to affect the grinding efficiency, splashing during grinding of the plastic raw materials can be prevented, after grinding is finished, the materials cut by the grinder bin are transversely cut and ground again through the transverse cutting mechanism arranged on the lower side of the grinding pair roller 8, so that grinding thoroughness is strong, then the materials fall into the inner bottom of the grinder bin 22 and are subjected to hot melting treatment on plastic particles through a heating layer 18, and the materials subjected to hot melting are extruded through a spiral extrusion channel 2, and processing is finished.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. EVA corner plastics extruder, including bottom plate (1), its characterized in that: the bottom plate (1) is provided with a spiral extrusion channel (2) through a frame, the upper side of one end of the spiral extrusion channel (2) is provided with a crusher bin (22) through a feed opening (6), the middle part in the crusher bin (22) is rotationally provided with a crushing pair roller (8), the upper side of the crusher bin (22) is provided with an upper pressing mechanism through an upper bracket (13), the crushing pair roller (8) downside internally mounted has horizontal blank mechanism, screw blade is installed through transmission shaft (5) to middle part in screw extrusion passageway (2), transmission shaft (5) one end is connected with first motor (4) through transmission case (3) transmission.

2. An EVA corner plastic extruder as defined in claim 1, wherein: the heating layer (18) is arranged on the outer sides of the spiral extrusion channel (2), the blanking opening (6) and the crusher bin (22), and the heating layer (18) adopts an electric heating layer.

3. An EVA corner plastic extruder as defined in claim 1, wherein: the feeding mechanism comprises a hydraulic cylinder (14) arranged at the inner top of an upper bracket (13), an upper pressing seat (15) is arranged at the lower end of the hydraulic cylinder (14), a lower pressing seat (16) is elastically arranged at the lower side of the upper pressing seat (15), and the outer parts of the upper pressing seat (15) and the lower pressing seat (16) are arranged in a diamond column shape.

4. An EVA corner plastic extruder as defined in claim 3, wherein: guide rods (20) are internally arranged at two sides of the upper pressing seat (15), the upper sides of two ends of the lower pressing seat (16) are slidably arranged with the guide rods (20) through connecting seats (19), and springs (21) are sleeved on the outer sides of the upper parts of the guide rods (20).

5. An EVA corner plastic extruder as defined in claim 4, wherein: the guide rods (20) and the springs (21) are arranged at equal intervals, and the upper pressing seat (15) and the lower pressing seat (16) are of alloy structures.

6. An EVA corner plastic extruder as defined in claim 1, wherein: the transverse cutting mechanism comprises a transverse support plate (9) arranged at the inner bottom of the crusher bin (22), and one end of the transverse support plate (9) is provided with a transverse cutting blade (10) through a second motor (11).

7. An EVA corner plastic extruder as defined in claim 1, wherein: the upper part in the pulverizer bin (22) is provided with a guide plate (12), and the blanking port (6) is provided with a valve (7).