CN217144827U - Degradable plastics double screw extruder - Google Patents

Abstract

The utility model discloses a degradable plastic twin-screw extruder, comprising a fixing box, a fixing plate is fixedly connected to the right side of the fixing box, a deceleration motor is fixedly connected to the upper end surface of the fixing plate, and the deceleration motor is fixedly connected. The output end of the utility model penetrates the side wall of the fixed box and is fixedly connected with a threaded rod. In the utility model, through the cooperative arrangement of the driving motor, the driving wheel and the driven wheel, the second rotating rod can be driven to rotate, the first rotating rod and the second rotating rod can drive the extrusion screw to rotate, and the extrusion screw can be driven by the discharge pipe. Plastic extrusion; through the cooperation of the geared motor, the threaded rod and the connecting rod, the slide plate can be driven to move down, the slide plate can drive the extrusion cylinder to move down through the push rod and the mounting plate, and the extrusion cylinder can drive the storage box to move down It can be moved to facilitate the user to load materials, and the storage box can store a certain amount of raw materials, reducing the number of times of adding raw materials, saving time and effort, and thus improving the practicability of the device.

Description

A degradable plastic twin-screw extruder

technical field

The utility model relates to the technical field of plastic twin-screw extruders, in particular to a degradable plastic twin-screw extruder.

Background technique

The twin-screw extruder is developed on the basis of the single-screw extruder. Due to its good feeding performance, mixing and plasticizing performance, exhaust performance and extrusion stability, it has been widely used in extrusion products. forming process.

Plastic extrusion molding generally adopts twin-screw extruder. In the process of using twin-screw extruder, since the feeding funnel of the twin-screw extruder is placed on the top of the extrusion barrel, it is inconvenient and time-consuming for the staff to feed the material. laborious, which in turn reduces the utility of the device.

In view of the above problems, we propose a degradable plastic twin-screw extruder.

Utility model content

The purpose of this utility model is to solve the problem in the prior art that "plastic extrusion molding generally adopts twin-screw extruder. Out of the top of the barrel, the staff is inconvenient to feed the material, which is time-consuming and laborious, and thus reduces the practicability of the device." Therefore, a degradable plastic twin-screw extruder is proposed.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A degradable plastic twin-screw extruder includes a fixing box, a fixing plate is fixedly connected to the right side of the fixing box, a deceleration motor is fixedly connected to the upper end surface of the fixing plate, and the output end of the deceleration motor is fixed through the The side wall of the box is fixedly connected with a threaded rod, two opposite threads are symmetrically arranged on the threaded rod, and two threaded sleeves are symmetrically engaged and connected on the threaded rod, and one side of each of the threaded sleeves rotates A connecting rod is connected, and the other ends of the two connecting rods are both rotatably connected with a sliding plate, the upper end of the sliding plate is symmetrically and fixedly connected with two push rods, and the upper ends of the two push rods penetrate through the upper part of the fixed box. The end faces are also fixedly connected with a mounting plate, an extrusion cylinder is fixedly connected to the upper end surface of the mounting plate, a storage box is fixedly connected to the right side of the extrusion cylinder, and a support plate is fixedly connected to the inner wall of the storage box, A drive motor is fixedly connected to the upper end surface of the support plate, a first rotating rod is fixedly connected to the output end of the drive motor, and a driving wheel is fixedly sleeved on the first rotating rod, and the driving wheel is connected by a transmission belt. There is a driven wheel, the center of the driven wheel is horizontally fixed with a second rotating rod, a feeding pipe is fixedly installed in the inner wall of the extrusion cylinder, and the upper end of the feeding pipe is fixedly connected with a material storage box, so A discharge pipe is fixedly installed on the side of the extrusion cylinder, and a valve is fixedly installed on both the feed pipe and the discharge pipe.

Preferably, the left ends of the first rotating rod and the second rotating rod pass through the side wall of the extrusion cylinder and are fixedly connected with extrusion screws, and the left and right ends of each extrusion screw are rotatably connected to the extrusion cylinder. on the inner wall.

Preferably, a feeding tube is fixedly connected to the upper end surface of the storage box, and a sealing cover is slidably sleeved on the upper end of the feeding tube.

Preferably, the left end of the threaded rod is connected to the inner wall of the fixed box, and the sliding plate is slidably connected to the inner wall of the fixed box.

Preferably, the two push rods are both slidably connected to the inner wall of the fixed box, and the first rotating rod and the second rotating rod are both rotatably connected to the inner wall of the storage box and the extrusion cylinder.

Preferably, a dust cover is fixedly sleeved on the deceleration motor, and the lower end surface of the dust cover is fixedly connected to the upper end surface of the fixing plate.

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

Through the cooperative arrangement of the driving motor, the driving wheel and the driven wheel, the second rotating rod can be driven to rotate, the first rotating rod and the second rotating rod can drive the extrusion screw to rotate, and the extrusion screw can extrude the plastic through the discharge pipe; Through the cooperation of the geared motor, the threaded rod and the connecting rod, the sliding plate can be driven to move downward, the sliding plate can drive the extrusion cylinder to move downward through the push rod and the mounting plate, and the extrusion cylinder can drive the storage box to move downward, which is convenient for The user loads the material, and the storage box can store a certain amount of raw materials, which reduces the number of times of adding raw materials, saves time and effort, and further improves the practicability of the device.

Description of drawings

Fig. 1 is the front three-dimensional structure schematic diagram of a kind of degradable plastic twin-screw extruder proposed by the utility model;

Fig. 2 is the front sectional structure schematic diagram of a kind of degradable plastic twin-screw extruder proposed by the utility model;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 proposed by the present invention.

In the picture: 1 fixed box, 2 geared motor, 3 threaded rod, 4 threaded sleeve, 5 connecting rod, 6 sliding plate, 7 push rod, 8 mounting plate, 9 extrusion cylinder, 10 storage box, 11 support plate, 12 drive motor , 13 first rotating rod, 14 driving wheel, 15 transmission belt, 16 driven wheel, 17 second rotating rod, 18 extrusion screw, 19 storage box.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

Referring to Figures 1-3, a degradable plastic twin-screw extruder includes a fixing box 1, a fixing plate is fixedly connected to the right side of the fixing box 1, and a deceleration motor 2 is fixedly connected to the upper end surface of the fixing plate. The output end penetrates the side wall of the fixed box 1 and is fixedly connected with a threaded rod 3. Two opposite threads are symmetrically arranged on the threaded rod 3, and two threaded sleeves 4 are symmetrically engaged and connected on the threaded rod 3. One side is rotatably connected with a connecting rod 5, and the other ends of the two connecting rods 5 are jointly rotatably connected with a sliding plate 6, and the upper end of the sliding plate 6 is symmetrically and fixedly connected with two push rods 7, and the upper ends of the two push rods 7 pass through. The upper end face of the box 1 is fixedly connected with a mounting plate 8, the upper end face of the mounting plate 8 is fixedly connected with an extrusion cylinder 9, the right side of the extrusion cylinder 9 is fixedly connected with a storage box 10, and the inner wall of the storage box 10 is fixedly connected A support plate 11 is connected, a drive motor 12 is fixedly connected to the upper end surface of the support plate 11, a first rotating rod 13 is fixedly connected to the output end of the drive motor 12, and a driving wheel 14 is fixedly sleeved on the first rotating rod 13. The driving wheel 14 is connected with a driven wheel 16 through a transmission belt 15, a second rotating rod 17 is inserted horizontally at the center of the driven wheel 16, a feeding pipe is fixedly installed in the inner wall of the extrusion cylinder 9, and the upper end of the feeding pipe is fixedly connected with a storage tank. Material box 19, a discharge pipe is fixedly installed on the side of the extrusion cylinder 9, and a valve is fixedly installed on the feed pipe and the discharge pipe. Drive the sliding plate 6 to move downward, the sliding plate 6 can drive the extrusion cylinder 9 to move downward through the push rod 7 and the mounting plate 8, and the extrusion cylinder 9 can drive the storage box 19 to move downward, so as to facilitate the user to load materials, and The storage box 19 can store a certain amount of raw materials, which reduces the frequency of adding raw materials, saves time and effort, and further improves the practicability of the device.

Wherein, the left ends of the first rotating rod 13 and the second rotating rod 17 both penetrate through the side wall of the extrusion cylinder 9 and are fixedly connected with the extrusion screw 18, and the left and right ends of each extrusion screw 18 are rotatably connected to the extrusion cylinder. On the inner wall of 9, the extrusion screw 18 can extrude the plastic from the discharge pipe.

Wherein, the upper end surface of the storage box 19 is fixedly connected with a feeding tube, and the upper end of the feeding tube is slidably sleeved with a sealing cover, and raw materials are fed from the feeding tube.

The left end of the threaded rod 3 is connected to the inner wall of the fixed box 1 , the slide plate 6 is slidably connected to the inner wall of the fixed box 1 , and the threaded rod 3 can drive the threaded sleeve 4 to move.

The two push rods 7 are both slidably connected to the inner wall of the fixed box 1 , the first rotating rod 13 and the second rotating rod 17 are both rotatably connected to the inner wall of the storage box 10 and the extrusion cylinder 9 , and the push rod 7 can drive the The mounting plate 8 moves.

Wherein, the geared motor 2 is fixedly sleeved with a dust cover, the lower end surface of the dust cover is fixedly connected to the upper end surface of the fixing plate, and the dust cover can play a role of dustproof on the reduction motor 2 .

In the utility model, when in use, start the deceleration motor 2 and its output end will drive the threaded rod 3 to rotate, the threaded rod 3 will drive the two threaded sleeves 4 to move relative to each other, and the threaded sleeve 4 will drive the sliding plate 6 to move downward through the connecting rod 5 , the sliding plate 6 will drive the mounting plate 8 to move down through the push rod 7, the mounting plate 8 will drive the extrusion cylinder 9 to move down, the extrusion cylinder 9 will drive the storage box 19 to move down, remove the sealing cover, The material pipe adds the raw material into the material storage box 19, and the material storage box 19 can be used to store the material without adding the material multiple times, which saves time and effort; after the material is added, the driving motor 12 is started, and its output end will drive the first rotating rod 13 rotates, the first rotating rod 13 will drive the driving wheel 14 to rotate, the driving wheel 14 will drive the driven wheel 16 to rotate through the transmission belt 15, the driven wheel 16 will drive the second rotating rod 17 to rotate, the first rotating rod 13 and the second rotating rod 17 will drive the extrusion screw 18 to rotate, and the extrusion screw 18 can extrude the plastic through the discharge pipe; through the cooperation of the driving motor 12, the driving wheel 14 and the driven wheel 16, the second rotating rod 17 can be driven to rotate, the first The rotating rod 13 and the second rotating rod 17 can drive the extrusion screw 18 to rotate, and the extrusion screw 18 can extrude the plastic through the discharge pipe; through the cooperation of the reduction motor 2, the threaded rod 3 and the connecting rod 5, the sliding plate can be driven 6 moves downward, the slide 6 can drive the extrusion cylinder 9 to move downward through the push rod 7 and the mounting plate 8, and the extrusion cylinder 9 can drive the storage box 19 to move downward, so as to facilitate the user to load materials, and store materials The box 19 can store a certain amount of raw materials, which reduces the number of times of adding raw materials, saves time and effort, and further improves the practicability of the device.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. A degradable plastic twin-screw extruder, comprising a fixing box (1), characterized in that a fixing plate is fixedly connected to the right side of the fixing box (1), and an upper end surface of the fixing plate is fixedly connected with a fixing plate. A deceleration motor (2), the output end of the deceleration motor (2) penetrates the side wall of the fixing box (1) and is fixedly connected with a threaded rod (3), and two opposite sections are symmetrically arranged on the threaded rod (3). Two threaded sleeves (4) are symmetrically meshed and connected on the threaded rod (3), and a connecting rod (5) is rotatably connected to one side of each of the threaded sleeves (4). The two connecting rods The other end of (5) is jointly rotatably connected with a sliding plate (6), the upper end of the sliding plate (6) is symmetrically and fixedly connected with two push rods (7), and the upper ends of the two push rods (7) penetrate through A mounting plate (8) is fixedly connected to the upper end surface of the box (1), and an extrusion cylinder (9) is fixedly connected to the upper end surface of the mounting plate (8). The right side of the extrusion cylinder (9) A storage box (10) is fixedly connected, a support plate (11) is fixedly connected to the inner wall of the storage box (10), and a drive motor (12) is fixedly connected to the upper end surface of the support plate (11). A first rotating rod (13) is fixedly connected to the output end of the motor (12), a driving wheel (14) is fixedly sleeved on the first rotating rod (13), and the driving wheel (14) passes through a transmission belt (15) The drive is connected with a driven wheel (16), the center of the driven wheel (16) is horizontally fixed and interspersed with a second rotating rod (17), and a feed pipe is fixedly installed in the inner wall of the extrusion cylinder (9), so A storage box (19) is fixedly connected to the upper end of the feed pipe, a discharge pipe is fixedly installed on the side of the extrusion cylinder (9), and a valve is fixedly installed on both the feed pipe and the discharge pipe . 2. A degradable plastic twin-screw extruder according to claim 1, wherein the left ends of the first rotating rod (13) and the second rotating rod (17) penetrate through the extrusion barrel (9). ) and fixedly connected with extrusion screws (18), and the left and right ends of each extrusion screw (18) are rotatably connected to the inner wall of the extrusion barrel (9). 3 . The degradable plastic twin-screw extruder according to claim 1 , wherein a feeding tube is fixedly connected to the upper end surface of the storage box (19), and the upper end of the feeding tube is slidably sleeved. 4 . Has a sealing cap. 4. A degradable plastic twin-screw extruder according to claim 1, wherein the left end of the threaded rod (3) is connected to the inner wall of the fixed box (1), and the sliding plate (6) It is slidably connected to the inner wall of the fixed box (1). 5. A degradable plastic twin-screw extruder according to claim 1, wherein the two push rods (7) are both slidably connected in the inner wall of the fixed box (1), and the first Both the rotating rod (13) and the second rotating rod (17) are rotatably connected to the storage box (10) and the inner wall of the extrusion cylinder (9). 6 . The degradable plastic twin-screw extruder according to claim 1 , wherein a dust cover is fixedly sleeved on the gear motor ( 2 ), and the lower end surface of the dust cover is fixedly connected. 7 . on the upper end face of the fixing plate.

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