CN218366400U - Parallel double-screw extrusion device for plastic - Google Patents

Abstract

The utility model relates to the technical field of twin-screw extruders, in particular to a parallel twin-screw extruder for plastics, comprising a mounting base, a driving motor is installed on the base surface of the mounting base, one side of the driving motor is located A gearbox is installed on the base surface of the installation base. In the utility model, extruded plastic is extruded from the discharge hole on the outer wall of the discharge housing. When the plastic touches the infrared rays of the grating sensor, the grating sensor The infrared rays are blocked, and the electric signal generated by the grating sensor is transmitted to the controller through the wire. The controller generates a value according to the time when the electric signal is generated and the operating speed of the driving motor. The controller judges the extrusion length of the plastic according to the set numerical parameters. When it reaches When the reference value is set, control the operation of the servo motor, the operation of the servo motor drives the cutting blade to rotate, and the cutting blade cuts the plastic to a certain length, no waste is generated, and the utilization rate of the material is better.

Description

A plastic parallel twin-screw extrusion device

technical field

The utility model relates to the technical field of twin-screw extrusion devices, in particular to a plastic parallel twin-screw extrusion device.

Background technique

When the existing plastic parallel twin-screw extrusion device is used, the degree of intelligence is low. When the plastic extrusion device extrudes plastic, it is necessary to cut the plastic. The cutting of the existing extrusion device is driven by a motor to drive the blade with a certain speed. Rotate at a certain speed to cut plastic, but when the production starts, because the motor is not intelligent enough to run at a certain speed, the plastic material cut at the beginning cannot meet the production demand, and it is easy to generate waste and cause waste.

Therefore need a kind of plastic parallel twin-screw extruder to improve above-mentioned problem.

Utility model content

The purpose of this utility model is to provide a plastic parallel twin-screw extruder to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A plastic parallel twin-screw extrusion device, comprising a mounting base, a driving motor is installed on the base surface of the mounting base, a gearbox is installed on one side of the driving motor and located on the base surface of the mounting base, and the variable speed A controller is installed on the outer wall of the box, the driven end of the gearbox is connected to a drive motor, the transmission end of the gearbox is equipped with a biaxial screw, one side of the gearbox is located on the base surface of the installation base An extruding shell is installed, a feeding shell is installed on the outer wall of the extruding shell, a heating screen is installed on the inner wall of the feeding shell, and a regulating device is installed on the inner wall of the extruding shell. A temperature plate, one end of the temperature regulating plate runs through the extruded shell and extends to the outside of the extruded shell to connect with a temperature control module, a discharge shell is installed at the port of the extruded shell, and the discharge shell is Intelligent components are installed on one side of the housing and on the base surface of the installation base;

The intelligent component includes a mounting bracket and a mounting plate, the mounting bracket is installed on the base surface of the mounting base, a grating sensor is installed on the outer wall of the mounting bracket, and one side of the grating sensor is located on the outer wall of the mounting bracket A material guide plate is installed on the top, and the installation plate is installed on the outer wall of the extrusion shell. A servo motor is installed on the outer wall of the installation plate. The drive shaft of the servo motor is installed with a mounting block. A cutting blade is installed on the outer wall.

As a preferred solution of the utility model, the controller is respectively connected with the drive motor, the heating screen, the temperature control module, the grating sensor and the servo motor through wires, and the connection mode is electrical connection, and the biaxial screw is located in the extrusion shell. The inner cavity of the body and the connection method is a rotational connection.

As a preferred solution of the present invention, the connection between the extruding housing and the feeding housing is a connected structure, the heating screens are provided with two groups and are respectively located on the inner wall of the feeding housing, and the temperature adjustment The plates are arranged in two groups and are respectively located on opposite inner walls of the extruded housing.

As a preferred solution of the present invention, the temperature regulating plate is located on one side of the biaxial screw with a certain gap, the port of the extruding shell is a tapered structure, and the outer wall of the discharge shell is opened There is a discharge hole.

As a preferred solution of the present invention, the grating sensors are arranged in multiple groups and are respectively located on the opposite outer walls of the mounting bracket, and the mounting plate is located directly above the discharge casing.

As a preferred solution of the present invention, the cutting blades are arranged in multiple groups and are respectively located on the outer wall of the mounting block, and the cutting blades are located on one side of the discharge housing.

Compared with the prior art, the beneficial effects of the utility model are:

1. In this utility model, through the intelligent components in the plastic parallel twin-screw extrusion device, and using the grating sensor in the intelligent components, the extruded plastic is extruded from the discharge hole on the outer wall of the discharge shell. It is shown that when the plastic touches the infrared rays of the grating sensor, the infrared rays of the grating sensor are blocked, and the electric signal generated by the grating sensor is transmitted to the controller through the wire. Judging the extrusion length of the plastic according to the set numerical parameters, when the set reference value is reached, the servo motor is controlled to run, the servo motor drives the cutting blade to rotate, the cutting blade cuts the plastic to a certain length, and there is no waste. The utilization rate of materials is better, which is beneficial to solve the problem that when the existing plastic parallel twin-screw extrusion device is used, the degree of intelligence is low. When the plastic extrusion device extrudes plastic, it is necessary to cut the plastic. The existing extrusion device The cutting of the output device is driven by the motor to rotate the blade at a certain speed to cut the plastic. However, when the production starts, because the motor runs at a certain speed and is not intelligent enough, the plastic material cut at the beginning cannot meet the production demand, and waste is likely to be generated. cause wastage.

Description of drawings

Fig. 1 is a schematic diagram of the positive three-axis structure of the utility model;

Fig. 2 is the schematic diagram of the dissected structure of the extruded housing of the present invention;

Fig. 3 is a structural schematic diagram of the intelligent component of the utility model.

In the figure: 1. Installation base; 2. Drive motor; 3. Gear box; 4. Controller; 5. Biaxial screw; 6. Extrusion shell; 7. Feed shell; 8. Heating screen; 9 10. Temperature control module; 11. Discharge shell; 12. Intelligent components; 1201. Mounting bracket; 1202. Mounting plate; 1203. Grating sensor; 1204. Material guide plate; 1205. Servo motor; 1206, mounting block; 1207, cutting blade.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments. Based on the present invention The embodiments in the utility model, and all other embodiments obtained by persons of ordinary skill in the art without creative efforts, all belong to the scope of protection of the utility model.

In order to facilitate the understanding of the utility model, the utility model will be described more fully below with reference to the relevant drawings, and several embodiments of the utility model are provided. However, the utility model can be realized in many different forms, and is not limited to The embodiments described herein, on the contrary, are provided for the purpose of making the disclosure of the present utility model more thorough and comprehensive.

It should be noted that when an element is said to be "fixed on" another element, it may be directly on the other element or there may be an intervening element, and when an element is said to be "connected" to another element, it may The terms "vertical", "horizontal", "left", "right" and similar expressions are used herein for the purpose of illustration only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field of the present invention, and the terms used in the description of the present invention herein are only to describe specific The purpose of the embodiment is not intended to limit the utility model, and the term "and/or" used herein includes any and all combinations of one or more related listed items.

For the embodiment, please refer to Fig. 1-3, the utility model provides a technical solution:

A plastic parallel twin-screw extrusion device, comprising a mounting base 1, a driving motor 2 is installed on the base surface of the mounting base 1, a gearbox 3 is installed on one side of the driving motor 2 and located on the base surface of the mounting base 1, and the speed is changed A controller 4 is installed on the outer wall of the box 3, a drive motor 2 is connected to the driven end of the gearbox 3, a biaxial screw 5 is installed on the transmission end of the gearbox 3, and one side of the gearbox 3 is located on the base of the installation base 1. Extrusion housing 6 is installed on the surface, feed housing 7 is installed on the outer wall of extrusion housing 6, heating screen 8 is installed on the inner wall of feed housing 7, and the inner wall of extrusion housing 6 is installed There is a temperature regulating plate 9, one end of the temperature regulating plate 9 runs through the extruding shell 6 and extends to the outside of the extruding shell 6 to connect with a temperature control module 10, and the port of the extruding shell 6 is installed with a discharge shell 11 An intelligent component 12 is installed on one side of the discharge housing 11 and on the base surface of the installation base 1;

In this embodiment, please refer to Fig. 1, Fig. 2 and Fig. 3, the intelligent component 12 includes a mounting bracket 1201 and a mounting plate 1202, the mounting bracket 1201 is installed on the base surface of the mounting base 1, and the outer wall of the mounting bracket 1201 is installed There are grating sensors 1203. There are multiple groups of grating sensors 1203 and they are located on the opposite outer walls of the mounting bracket 1201. A material guide plate 1204 is installed on one side of the grating sensor 1203 and on the outer wall of the mounting bracket 1201. The mounting plate 1202 is installed on On the outer wall of the extrusion housing 6, the mounting plate 1202 is positioned directly above the discharge housing 11, the outer wall of the mounting plate 1202 is equipped with a servo motor 1205, the drive shaft of the servo motor 1205 is equipped with a mounting block 1206, and the mounting block 1206 Cutting blades 1207 are installed on the outer wall. Multiple sets of cutting blades 1207 are located on the outer wall of the mounting block 1206 . The cutting blades 1207 are located on one side of the discharge housing 11 .

Further, the controller 4 is respectively connected to the drive motor 2, the heating screen 8, the temperature control module 10, the grating sensor 1203 and the servo motor 1205 through wires, and the connection mode is under the action of an electrical connection, so that the device is energized, and the biaxial screw 5 It is located in the inner cavity of the extrusion shell 6 and the connection mode is a rotational connection, which is convenient for the biaxial screw 5 to rotate inside the extrusion shell 6. The connection between the extrusion shell 6 and the feed shell 7 is a communication structure. The heating screen 8 is provided with two groups and is respectively located on the inner wall of the feed housing 7, which is convenient for the heating screen 8 to double heat the plastic granules to prevent incomplete heating. The temperature regulating plate 9 is provided with two groups and respectively Located on the opposite inner wall of the extruding housing 6, the temperature regulating plate 9 is located on one side of the biaxial screw 5 and there is a certain gap, the port of the extruding housing 6 is a tapered structure, and the outlet housing 11 A discharge hole is opened on the outer wall to facilitate extrusion of plastic materials.

The working process of the utility model: when the plastic parallel twin-screw extrusion device designed by this scheme is used to work, the controller 4 is respectively connected with the drive motor 2, the heating screen 8, the temperature control module 10, the grating sensor 1203 and the servo motor through wires. Under the action of the motor 1205 and the connection mode is an electrical connection, the device is powered on, the switch of the controller 4 is turned on, the controller 4 controls the heating screen 8 to run and heat, and the plastic particles are poured into the inside of the feed housing 7, because The heating temperature of the heating screen 8 is not high at the beginning, and the plastic particles are not melted, and they cannot fall down. The connection with the feed housing 7 is a connected structure, and the heating screen 8 is provided with two groups and is respectively located on the inner wall of the feed housing 7. Under the effect of the heating screen 8 heating of the two groups, for The plastic particles are melted and heated more evenly. At the same time, the switch of the controller 4 is turned on. The controller 4 drives the drive motor 2 to run. When the drive motor 2 runs, it drives the driven end of the gearbox 3 to rotate, so that the drive end of the The shaft screw 5 rotates, and when the biaxial screw 5 rotates, it drives the plastic solution to run to one side. There are two sets of temperature regulating plates 9 which are respectively located on the opposite inner walls of the extrusion shell 6. The temperature regulating plates 9 are located on the biaxial Under the influence of one side of the screw 5 and a certain gap, when the plastic solution passes by, the temperature regulating plate 9 generates an electrical signal according to the temperature and transmits it to the temperature control module 10 through the wire, and then the temperature control module 10 transmits the temperature to the controller 4 , the controller 4 compares the temperature value with the internally set value. When the temperature is too high, the controller 4 controls the temperature adjustment plate 9 through the temperature control module 10 to adjust the temperature inside the extrusion shell 6. When the extruded The molded plastic is extruded from the discharge hole on the outer wall of the discharge housing 11, and a grating sensor 1203 is installed on the outer wall of the mounting bracket 1201. The grating sensor 1203 is provided with multiple groups and is respectively located on the opposite outer wall of the mounting bracket 1201. Under the action of plastic, when the plastic touches the infrared rays of the grating sensor 1203, the infrared rays of the grating sensor 1203 are blocked, and the electric signal generated by the grating sensor 1203 is transmitted to the controller 4 through the wire, and the controller 4 drives the motor 2 according to the time of generating the electric signal and The speed of operation generates a numerical value, and the controller 4 judges the extruded length of the plastic according to the set numerical parameter. When the set reference value is reached, the servo motor 1205 is controlled to run, and the mounting plate 1202 is located directly above the discharge housing 11. , the cutting blades 1207 are provided with multiple groups and are respectively located on the outer wall of the mounting block 1206. Under the action of the cutting blades 1207 located on one side of the discharge housing 11, the rotation of the servo motor 1205 drives the cutting blades 1207 to rotate, and the cutting blades 1207 perform Cutting a certain length, no waste, better utilization of materials, which is beneficial to solve the problem of low intelligence when the existing plastic parallel twin-screw extrusion device is used, when the plastic extrusion device extrudes plastic, It is necessary to cut the plastic, and the cutting of the existing extrusion device is The motor drives the blade to rotate at a certain speed to cut the plastic. However, when the production starts, because the motor runs at a certain speed and is not intelligent enough, the plastic material cut at the beginning cannot meet the production demand, and it is easy to generate waste and cause waste.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. A plastic parallel twin-screw extruder, comprising a mounting base (1), is characterized in that: a driving motor (2) is installed on the base surface of the mounting base (1), and the driving motor (2) A gearbox (3) is installed on one side and on the base surface of the installation base (1), a controller (4) is installed on the outer wall of the gearbox (3), and the driven end of the gearbox (3) A drive motor (2) is connected, a biaxial screw (5) is installed on the transmission end of the gearbox (3), and a Extrusion housing (6), the outer wall of the extrusion housing (6) is equipped with a feed housing (7), and the inner wall of the feed housing (7) is equipped with a heating screen (8) , a temperature regulating plate (9) is installed on the inner wall of the extrusion housing (6), and one end of the temperature regulating plate (9) runs through the extrusion housing (6) and extends to the extrusion housing (6) A temperature control module (10) is connected to the outside of the extrusion housing (6), and a discharge housing (11) is installed at the port of the extrusion housing (6), and one side of the discharge housing (11) is located on the installation base ( 1) intelligent components (12) are installed on the base surface; The intelligent component (12) includes a mounting bracket (1201) and a mounting plate (1202), the mounting bracket (1201) is installed on the base surface of the mounting base (1), and the outer wall of the mounting bracket (1201) A grating sensor (1203) is installed, and a material guide plate (1204) is installed on one side of the grating sensor (1203) and on the outer wall of the mounting bracket (1201), and the mounting plate (1202) is mounted on the extrusion shell On the outer wall of (6), a servo motor (1205) is installed on the outer wall of the mounting plate (1202), and the drive shaft of the servo motor (1205) is equipped with a mounting block (1206), and the mounting block (1206) A cutting blade (1207) is installed on the outer wall of the outer wall. 2. A plastic parallel twin-screw extrusion device according to claim 1, characterized in that: the controller (4) is connected with a drive motor (2), a heating screen (8), a temperature control The module (10), the grating sensor (1203) and the servo motor (1205) are electrically connected, and the biaxial screw (5) is located in the inner cavity of the extruded housing (6) and connected by rotation. 3. A plastic parallel twin-screw extrusion device according to claim 1, characterized in that: the junction of the extruding housing (6) and the feeding housing (7) is a connected structure, and the heating Two sets of screens (8) are provided and are respectively located on the inner wall of the feed housing (7), and two sets of the temperature regulating plate (9) are provided and are respectively located on the opposite inner wall of the extrusion housing (6) superior. 4. A plastic parallel twin-screw extrusion device according to claim 1, characterized in that: the temperature regulating plate (9) is located on one side of the twin-axis screw (5) and there is a certain gap, and the extrusion The port of the pressing body (6) has a tapered structure, and a discharge hole is opened on the outer wall of the discharge casing (11). 5. A plastic parallel twin-screw extrusion device according to claim 1, characterized in that: the grating sensor (1203) is provided with multiple groups and is respectively located on the opposite outer wall of the mounting bracket (1201), the The mounting plate (1202) is located directly above the discharge housing (11). 6. A plastic parallel twin-screw extrusion device according to claim 1, characterized in that: the cutting blades (1207) are provided with multiple groups and are respectively located on the outer wall of the mounting block (1206), and the cutting blades (1207) is located on one side of the discharge housing (11).

Images