CN210590042U

CN210590042U - Extrusion device of resin particle production usefulness

Info

Publication number: CN210590042U
Application number: CN201921551323.4U
Authority: CN
Inventors: 曾宪新; 曾庆洋; 王大军
Original assignee: Xinxiang City Torlon Refractory Co ltd
Current assignee: Xinxiang City Torlon Refractory Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-05-22
Anticipated expiration: 2029-09-18

Abstract

The utility model provides an extrusion device for producing resin particles, which comprises a frame, an extrusion cylinder arranged on the frame, an extrusion screw rod arranged in the extrusion cylinder, a first motor for driving the extrusion screw rod, an extrusion mould arranged at the tail end of the extrusion cylinder, a rotary cutter arranged right opposite to the extrusion mould, and a second motor for driving the rotary cutter; the extrusion die and the rotary cutter are arranged in a heat insulation shell, the upper part of the heat insulation shell is provided with a nitrogen interface, the lower part of the heat insulation shell is provided with a conical hopper, the conical hopper is communicated with a resin particle receiver, the middle part of the resin particle receiver is provided with a vibrating screen, and the bottom of the resin particle receiver is provided with an exhaust port; the shaker is driven by a third motor. The extrusion device for producing the resin particles has the advantages of scientific design and simple and convenient operation, and has great use value.

Description

Extrusion device of resin particle production usefulness

Technical Field

The utility model relates to a resin particle production facility, specific theory has related to an extrusion device of resin particle production usefulness.

Background

In recent years, as related researchers optimize various properties of resins, the variety of resin products is increased and the application of the resin products is also widened, wherein many resin products are applied in the form of particles. The prior processing process of resin particles generally comprises extruding resin into strips by an extruder, and then cutting and cooling the strips of resin. The lack of time for cooling may cause the cut resin pellets to re-stick together, and thus the temperature adjustment of extrusion and cutting has a very important influence on the production efficiency and product quality of the resin pellets. Therefore, it is of great practical significance to develop resin production equipment with appropriate extrusion, pelletizing and temperature control mechanisms.

Disclosure of Invention

The utility model aims at providing an extrusion device of resin particle production usefulness to the not enough of prior art.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is:

an extrusion device for producing resin particles comprises a rack, an extrusion barrel arranged on the rack, an extrusion screw arranged in the extrusion barrel, a first motor for driving the extrusion screw, an extrusion die arranged at the tail end of the extrusion barrel, a rotary cutter arranged opposite to the extrusion die, and a second motor for driving the rotary cutter; the extrusion die and the rotary cutter are arranged in a heat insulation shell, the upper part of the heat insulation shell is provided with a nitrogen interface, the lower part of the heat insulation shell is provided with a conical hopper, the conical hopper is communicated with a resin particle receiver, the middle part of the resin particle receiver is provided with a vibrating screen, and the bottom of the resin particle receiver is provided with an exhaust port; the shaker is driven by a third motor.

Based on the above, the rotary cutter is a blade-type cutter or a frame-shaped cutter; the blade type cutter comprises a rotating shaft and a plurality of arc-shaped blades arranged on the rotating shaft; the frame-shaped cutter comprises a rotating shaft and a shredding blade arranged on the rotating shaft.

Based on the above, the nitrogen interface is located on the midpoint line of the distance between the rotary cutter and the extrusion die.

Based on the above, the both sides wall of thermal-insulated shell corresponds extrusion tooling the pivot trompil, the hole with extrusion tooling the pivot between set up thermal-insulated sealing strip.

Based on the above, a temperature sensor is arranged on the rotary cutter, and the nitrogen interface and the exhaust port are respectively provided with an electric control valve.

Based on the above, the temperature sensor and each of the electrically controlled valves are connected to a controller, so that the opening and closing of each of the electrically controlled valves are adjusted according to the detected temperature of the temperature sensor.

The utility model discloses relative prior art has substantive characteristics and progress, specific theory, the utility model provides an extrusion device of resin particles production usefulness, it is in the use, at first from the feed inlet feeding, first motor drive extrusion screw makes the resin material extrude from extrusion tooling, and rotary cutter cuts, and nitrogen gas interface connection liquid nitrogen storage tank lets in nitrogen gas and cools off, can avoid cutting back resin glutinous even.

Drawings

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

Fig. 2 is a schematic structural view of the blade type cutter of the present invention.

Fig. 3 is a schematic structural view of the frame-shaped cutter of the present invention.

In the figure: 1. a first motor; 2. a second motor; 3. an extrusion cylinder; 4. a thermally insulated housing; 5. rotating the cutter; 51. an arc-shaped blade; 52. a rotating shaft; 53. planing a shredding blade; 6. extruding the mould; 7. a feed inlet; 8. a conical hopper; 9. vibrating screen; 10. a resin particle receiver.

Detailed Description

The technical solution of the present invention will be described in further detail through the following embodiments.

As shown in fig. 1, an extrusion device for producing resin particles comprises a frame, an extrusion cylinder 3 arranged on the frame, an extrusion screw arranged in the extrusion cylinder 3, a first motor 1 for driving the extrusion screw, an extrusion die 6 arranged at the tail end of the extrusion cylinder 3, a rotary cutter 5 arranged opposite to the extrusion die 6, and a second motor 2 for driving the rotary cutter 5; the extrusion die 6 and the rotary cutter 5 are arranged in a heat insulation shell 4, the upper part of the heat insulation shell 4 is provided with a nitrogen interface, the lower part of the heat insulation shell 4 is provided with a conical hopper 8, the conical hopper 8 is communicated with a resin particle receiver 10, the middle part of the resin particle receiver 10 is provided with a vibrating screen 9, and the bottom of the resin particle receiver is provided with an exhaust port; the vibrating screen 9 is driven by a third motor. Specifically, the vibrating screen may include a mesh screen and a vibrator, the edge of the mesh screen is installed in the resin particle receiver, and the third motor may adopt a vibrating motor to drive the vibrator to drive the mesh screen to vibrate. In addition, the exhaust port can be communicated with an exhaust fan for facilitating the air circulation; in order to facilitate uniform refrigeration in the heat insulation shell, a convection fan can be arranged on the inner wall of the heat insulation shell.

In the use, from feed inlet 7 feeding, first motor 1 drive extrusion screw makes the resin material extrude from extrusion tooling 6, and rotary cutter 5 cuts, and nitrogen gas interface connection liquid nitrogen storage tank lets in nitrogen gas and cools off, avoids cutting back resin adhesion.

As shown in fig. 2, the rotary cutter 5 is a blade-type cutter, and the blade-type cutter includes a rotating shaft 52 and a plurality of arc-shaped blades 51 arranged on the rotating shaft 52; in other embodiments, as shown in fig. 3, the rotary cutter is a frame-shaped cutter including a rotating shaft 52 and a shredding blade 53 provided on the rotating shaft 52.

Further, in order to sufficiently cool the rotary cutter 5 and the extrusion die 6, the nitrogen interface is located on a midpoint line of a distance between the rotary cutter 5 and the extrusion die 6. Specifically, in order to ensure the grain cutting effect, the distance between the rotary cutter 5 and the extrusion die 6 is not more than 3 mm.

Furthermore, two side walls of the heat insulation shell 4 correspond to the extrusion die 6 and the rotating shaft 52, and heat insulation sealing strips are arranged between the holes and the extrusion die 6 and between the holes and the rotating shaft 52.

Furthermore, a temperature sensor is arranged on the rotary cutter 5, and the nitrogen interface and the exhaust port are respectively provided with an electric control valve. Preferably, the temperature sensor is disposed on a rotating shaft of the rotary cutter 5. Specifically, the temperature sensor can be a wireless temperature sensor and is directly clamped or adhered to the rotating shaft.

When the temperature measured by the temperature sensor is higher than a certain temperature T1, the flow is increased by adjusting the electric control valve, when the temperature measured by the temperature sensor is lower than a certain temperature T2, the flow is reduced by adjusting the electric control valve, in addition, a display panel can be arranged on the heat insulation shell 4 and is used for displaying the temperature measured by the temperature sensor and the flow of the electric control valve.

Further, in order to facilitate temperature adjustment, the temperature sensor and each of the electrically controlled valves are connected with a controller, so that the opening and closing of each of the electrically controlled valves are adjusted according to the temperature detected by the temperature sensor.

It should be noted that, the transmission connection modes of the first motor, the second motor and the third motor and the corresponding driving objects thereof, and the association and control circuits among the temperature sensor, the electric control valve and the controller can be directly obtained from the prior art in the field, which is not the key to solve the technical problem of the present application, and therefore, the detailed description is omitted.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims

1. An extrusion device of resin particle production usefulness which characterized in that: the device comprises a rack, an extrusion cylinder arranged on the rack, an extrusion screw rod arranged in the extrusion cylinder, a first motor for driving the extrusion screw rod, an extrusion die arranged at the tail end of the extrusion cylinder, a rotary cutter arranged right opposite to the extrusion die, and a second motor for driving the rotary cutter; the extrusion die and the rotary cutter are arranged in a heat insulation shell, the upper part of the heat insulation shell is provided with a nitrogen interface, the lower part of the heat insulation shell is provided with a conical hopper, the conical hopper is communicated with a resin particle receiver, the middle part of the resin particle receiver is provided with a vibrating screen, and the bottom of the resin particle receiver is provided with an exhaust port; the shaker is driven by a third motor.

2. The extrusion apparatus for producing resin pellets as recited in claim 1, wherein: the rotary cutter is a blade type cutter or a frame-shaped cutter; the blade type cutter comprises a rotating shaft and a plurality of arc-shaped blades arranged on the rotating shaft; the frame-shaped cutter comprises a rotating shaft and a shredding blade arranged on the rotating shaft.

3. The extrusion apparatus for producing resin pellets as recited in claim 2, wherein: the nitrogen interface is positioned on the midpoint line of the distance between the rotary cutter and the extrusion die.

4. The extrusion apparatus for producing resin pellets as recited in claim 2 or 3, wherein: the two side walls of the heat insulation shell correspond to the extruding die and the rotating shaft, and heat insulation sealing strips are arranged between the holes and the extruding die and between the rotating shafts.

5. The extrusion apparatus for producing resin pellets as recited in claim 4, wherein: and a temperature sensor is arranged on the rotary cutter, and the nitrogen interface and the exhaust port are respectively provided with an electric control valve.

6. The extrusion apparatus for producing resin pellets as recited in claim 5, wherein: the temperature sensor and each electric control valve are connected with a controller, so that the opening and closing of each electric control valve can be adjusted according to the detection temperature of the temperature sensor.