Extrusion molding device for polymer plastic particle production

Abstract

The extrusion molding device comprises a base, a charging barrel and a die head, the charging barrel is provided with a feeding part, the feeding part is provided with a cover part, and the cover part is provided with a first feeding pipe, a second feeding pipe and a third feeding pipe; the feeding part comprises a first pipe part, a first corrugated pipe, an inlet pipe, a hopper, an outlet pipe, a second corrugated pipe and a second pipe part, and a vibration generating unit is installed at the position of the hopper. The extrusion molding device is provided with a plurality of feeding pipes, so that different materials can be fed, and the working efficiency is improved. In the feeding process, the hopper can be shaken through the vibration generator, materials can smoothly fall in the hopper, and the material blocking phenomenon caused by accumulation of the materials is effectively avoided. The hopper can be conveniently ascended and descended by adjusting the position of the sliding block on the vertical sliding rail, the hopper is convenient to maintain when ascended and convenient to install when descended, and therefore operation is very convenient.

Description

Technical Field

[0001] The utility model relates to the field of extrusion devices, and more specifically to an extrusion device for producing polymer plastic particles. Background Art

[0002] With the acceleration of industrialization and urbanization, plastic products are increasingly used in packaging, construction, automobiles, electronic appliances and other fields, and the market demand is growing. The extrusion device can heat and melt plastic particles and then extrude them into plastic products of various shapes and sizes, meeting the diverse needs of different industries for plastic products. This production method greatly improves production efficiency and reduces production costs.

[0003] Existing extrusion devices often have only one feed port, which limits the ability to feed different materials at the same time, resulting in low feeding efficiency. When it is necessary to process multiple materials or adjust the material ratio, the materials need to be changed frequently, which increases the complexity and time cost of the operation. During the feeding process, the materials are easily accumulated in the hopper, causing material jams, affecting the feeding efficiency, and the feeding needs to be stopped to manually deal with the jams, further reducing the feeding efficiency. Utility Model Content

[0004] The utility model aims to overcome the defects of the prior art and provides an extrusion device for producing polymer plastic particles.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: an extrusion device, comprising a base, a barrel and a die head installed at the end of the barrel, the barrel is provided with a feed part, the feed part is provided with a cover part, the cover part is provided with a first feed pipe, a second feed pipe and a third feed pipe, the feed part comprises a first pipe part, a first corrugated pipe, an inlet pipe, a hopper, an outlet pipe, a second corrugated pipe, and a second pipe part connected in sequence from top to bottom, the barrel is connected with a plug part which can be inserted into the second pipe part, the cover part has a first locking bolt to lock the cover part at the first pipe part, the base is provided with a frame, the frame comprises two frames, the frame has a vertical slide rail, a plurality of sliders are installed at the vertical slide rail, and the sliders It has a slide groove that cooperates with the vertical slide rail, and the slider also has a second locking bolt that can fix the relative position of the slider and the vertical slide rail. The multiple sliders are divided into a first slider, a second slider and a third slider. The first sliders at the two frames are connected to the first pipe portion, and the second sliders at the two frames are connected to the second pipe portion. A U-shaped limit rod is connected between the third sliders at the two frames. A vibration generating unit is installed at the hopper, and the vibration generating unit includes a connecting block fixed at the hopper, a vibration plate connected to the connecting block through a connecting spring, a mounting plate connected to the vibration plate, a vibration generator mounted on the mounting plate, and a limit block connected to the vibration plate, and the limit block has a limit through-hole passed through by the U-shaped limit rod.

[0006] Furthermore, the cross section of the limiting perforation is circular; the cross section of the portion of the U-shaped limiting rod passing through the limiting perforation is circular, and the diameter is smaller than one fifth of the diameter of the limiting perforation.

[0007] Therefore, the limiting perforation plays a limiting role on the one hand, and on the other hand, during normal operation, the U-shaped limiting rod will not hit the limiting block.

[0008] Furthermore, it also includes a driving motor, a gearbox, a rotating shaft installed in the barrel, and a spiral blade installed on the rotating shaft. A coupling is connected between the gearbox, the driving motor and the rotating shaft.

[0009] Furthermore, each frame has two vertical slide rails, each vertical slide rail is installed with a first slider, and one of the vertical slide rails of the frame is installed with a second slider and a third slider.

[0010] Thereby, the installation of the feeding part is more stable.

[0011] Furthermore, the first tube portion is connected to a first fixing ring, and all the first sliding blocks are fixedly connected to the first fixing ring; the second tube portion is connected to a second fixing ring, and all the second sliding blocks are fixedly connected to the second fixing ring.

[0012] Furthermore, the first sliding block is connected to the first fixing ring via a first connecting rod, and the second sliding block is connected to the second fixing ring via a second connecting rod.

[0013] This facilitates the connection between the first slider and the first tube portion, and the connection between the second slider and the second tube portion.

[0014] Furthermore, the cross-section of the vertical slide rail is T-shaped.

[0015] Thereby the slider is installed more firmly.

[0016] Furthermore, there are a plurality of the first locking bolts, and the plurality of first locking bolts are distributed in a ring shape with equal intervals.

[0017] Thus, the cover part is firmly connected to the first tube part.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] 1. The extrusion device of the present application has multiple feed pipes, so that different materials can be fed. Compared with the traditional single feed port design, multiple feed pipes can significantly improve work efficiency.

[0020] 2. The extrusion device of the present application can vibrate the hopper through a vibration generator during feeding, which helps the material to fall smoothly in the hopper and effectively avoids material jamming caused by accumulation of materials.

[0021] 3. The extrusion device of the present application can easily realize the raising and lowering of the hopper by adjusting the position of the slider on the vertical slide rail. The raising of the hopper is convenient for maintenance, and the lowering of the hopper is convenient for installation, so the operation is very convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the extrusion device;

[0023] Figure 2 This is an enlarged view of area A;

[0024] Figure 3 This is a schematic diagram of the cover opening;

[0025] Figure 4 This is an enlarged view of area B;

[0026] Figure 5 It is a schematic diagram of the separation of the feeding part and the barrel;

[0027] Figure 6 This is an enlarged view of area C;

[0028] Figure 7 This is an enlarged view of area D.

[0029] Explanation of the reference numerals: base 1; barrel 2; insertion tube portion 2.1; die head 3; cover portion 4; first feed pipe 4.1; second feed pipe 4.2; third feed pipe 4.3; first locking bolt 4.4; first pipe portion 5.1; first bellows 5.2; inlet pipe 5.3; hopper 5.4; connecting block 5.4.1; outlet pipe 5.5; second bellows 5.6; second pipe portion 5.7; first fixing ring 5.8; second fixing ring 5.9; frame 6; vertical slide rail 6.1; first slider 6.2; second slider 6.3; third slider 6.4; second locking bolt 6.5; U-shaped limiting rod 7; limiting block 8.1; limiting perforation 8.1.1; vibration plate 8.2; mounting plate 8.3; vibration generator 8.4; connecting spring 8.5; drive motor 9; gearbox 10. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] The utility model provides Figure 1-7The extrusion device for producing polymer plastic particles shown in the figure comprises a base 1, a barrel 2 and a die head 3 installed at the end of the barrel 2. The barrel 2 has a feed part, the feed part has a cover 4, the cover 4 has a first feed pipe 4.1, a second feed pipe 4.2 and a third feed pipe 4.3, the feed part comprises a first pipe 5.1, a first corrugated pipe 5.2, an inlet pipe 5.3, a hopper 5.4, an outlet pipe 5.5, a second corrugated pipe 5.6, and a second pipe 5.7 connected in sequence from top to bottom, the barrel 2 is connected with a plug part 2.1 that can be inserted into the second pipe part, the cover 4 has a first locking bolt 4.4 to lock the cover 4 at the first pipe part 5.1, the base 1 is equipped with a frame 6, the frame comprises two frames, the frame has a vertical slide rail 6.1, a plurality of sliders are installed at the vertical slide rail 6.1, and the sliders have a connection with the vertical slide rail 6. 1, the slider also has a second locking bolt 6.5 capable of fixing the relative position of the slider and the vertical slide rail 6.1, the multiple sliders are divided into a first slider 6.2, a second slider 6.3 and a third slider 6.4, the first sliders 6.2 at the two frames are connected to the first pipe part 5.1, the second sliders 6.3 at the two frames are connected to the second pipe part 5.7, a U-shaped limiting rod 7 is connected between the third sliders 6.4 at the two frames, a vibration generating unit is installed at the hopper 5.4, and the vibration generating unit includes a connecting block 5.4.1 fixed at the hopper, a vibration plate 8.2 connected to the connecting block through a connecting spring 8.5, a mounting plate 8.3 connected to the vibration plate, a vibration generator 8.4 mounted on the mounting plate and a limiting block 8.1 connected to the vibration plate, and the limiting block 8.1 has a limiting through hole 8.1.1 passed by the U-shaped limiting rod 7.

[0032] The extrusion device also includes a driving motor 9, a gearbox 10, a rotating shaft installed in the barrel 2, and a spiral blade installed at the rotating shaft. A coupling is connected between the gearbox, the driving motor and the rotating shaft. Each frame has two vertical slide rails 6.1, each vertical slide rail 6.1 is installed with a first slider 6.2, and one of the vertical slide rails of the frame is installed with a second slider 6.3 and a third slider 6.4. The first pipe portion 5.1 is connected to a first fixing ring 5.8, and all the first sliders 6.2 are fixedly connected to the first fixing ring 5.8. The second pipe portion is connected to a second fixing ring 5.9, and all the second sliders 6.3 are fixedly connected to the second fixing ring 5.9. The cross-section of the vertical slide rail 6.1 is T-shaped. There are multiple first locking bolts, and the multiple first locking bolts are distributed in a ring with equal spacing.

[0033] Working principle: The extrusion device of the present application has multiple feed pipes, so that different materials can be fed. Compared with the traditional single feed port design, multiple feed pipes can significantly improve work efficiency. By adjusting the position of the slider on the vertical slide rail, the hopper can be easily raised and lowered. The hopper is easy to maintain when it is raised, and easy to install when it is lowered, so the operation is very convenient.

[0034] During the specific installation, adjust the position of the slider, lower the hopper, so that the insertion tube part at the barrel is inserted into the second tube part, and use the second locking bolt to fix the position of the slider to ensure that the feeding part and the barrel are firmly connected, and then use the first locking bolt to lock the cover part at the first tube part. When feeding, start the vibration generator, so that the vibration is transmitted to the hopper through the vibration plate, causing the hopper to shake, which helps the material to fall smoothly in the hopper and avoids the phenomenon of material jamming. When maintaining the feeding part, raise the hopper to separate the second tube part from the insertion tube part.

[0035] Although the present invention has been illustrated and described with respect to preferred embodiments, it should be understood by those skilled in the art that various changes and modifications may be made to the present invention without departing from the scope of the present invention as defined by the claims.

Claims

1. An extrusion device for producing polymer plastic particles, characterized in that: The invention comprises a base, a barrel and a die head installed at the end of the barrel, wherein the barrel is provided with a feed part, the feed part is provided with a cover part, the cover part is provided with a first feed pipe, a second feed pipe and a third feed pipe, the feed part comprises a first pipe part, a first corrugated pipe, an inlet pipe, a hopper, an outlet pipe, a second corrugated pipe and a second pipe part which are sequentially connected from top to bottom, the barrel is connected with a plug part which can be inserted into the second pipe part, the cover part has a first locking bolt which locks the cover part at the first pipe part, the base is provided with a frame, the frame comprises two frames, the frame has a vertical slide rail, a plurality of sliders are installed at the vertical slide rail, the sliders have slide grooves which cooperate with the vertical slide rails, and the sliders have slide grooves which cooperate with the vertical slide rails. It also has a second locking bolt capable of fixing the relative position of the slider and the vertical slide rail. The multiple sliders are divided into a first slider, a second slider and a third slider. The first sliders at the two frames are connected to the first pipe portion, the second sliders at the two frames are connected to the second pipe portion, a U-shaped limit rod is connected between the third sliders at the two frames, and a vibration generating unit is installed at the hopper. The vibration generating unit includes a connecting block fixed at the hopper, a vibration plate connected to the connecting block through a connecting spring, a mounting plate connected to the vibration plate, a vibration generator mounted on the mounting plate, and a limit block connected to the vibration plate, and the limit block has a limit through-hole passed through by the U-shaped limit rod.

2. The extrusion device for producing polymer plastic particles according to claim 1, characterized in that: It also includes a driving motor, a gearbox, a rotating shaft installed in the barrel and a spiral blade installed on the rotating shaft. A coupling is connected between the gearbox, the driving motor and the rotating shaft.

3. The extrusion device for producing polymer plastic particles according to claim 1, characterized in that: Each frame is provided with two vertical slide rails, each vertical slide rail is provided with a first slide block, and one of the vertical slide rails of the frame is provided with a second slide block and a third slide block.

4. The extrusion device for producing polymer plastic particles according to claim 3, characterized in that: The first tube portion is connected to a first fixing ring, and all the first sliding blocks are fixedly connected to the first fixing ring. The second tube portion is connected to a second fixing ring, and all the second sliding blocks are fixedly connected to the second fixing ring.

5. The extrusion device for producing polymer plastic particles according to claim 1, characterized in that: The cross section of the vertical slide rail is T-shaped.

6. The extrusion device for producing polymer plastic particles according to claim 1, characterized in that: There are multiple first locking bolts, and the multiple first locking bolts are distributed in a ring shape with equal intervals.

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