Plastic particle processing equipment and plastic particle processing method

Abstract

The invention relates to plastic particle processing, in particular to plastic particle processing equipment and a plastic particle processing method.The plastic particle processing equipment comprises a forming mold, the forming mold comprises a mold support, a cooling disc is fixedly connected to the mold support, and a plurality of rectangular forming holes are formed in the cooling disc; the method comprises the following steps that firstly, injection molding raw materials are introduced into a forming mold through a material injection mold; secondly, the injection molding raw materials are subjected to extrusion forming in a forming mold through a material injection mold and an extrusion mold; 3, the formed plastic particles are discharged through an extrusion die; and hexahedral plastic particles can be processed and formed.

Description

Technical Field

[0001] The invention relates to plastic particle processing, and more specifically to a plastic particle processing device and a plastic particle processing method. Background Art

[0002] Plastic pellet processing is an important part of plastic manufacturing and processing, which mainly includes the crushing, melting, and molding of raw materials. For example, the patent publication number CN118456702A discloses a plastic pellet processing machine and a plastic pellet processing method, which can separate and collect plastic pellets cooled by water circulation during processing by the plastic pellet processing machine. However, the disadvantage of this patent is that it cannot process plastic pellets into a hexahedral shape. Summary of the invention

[0003] The purpose of the present invention is to provide a plastic particle processing device and a plastic particle processing method, which can process and form hexahedral plastic particles.

[0004] The purpose of the present invention is achieved through the following technical solutions:

[0005] A plastic particle processing device comprises a forming mold, wherein the forming mold comprises a mold bracket, a cooling plate is fixedly connected to the mold bracket, and a plurality of rectangular forming holes are arranged on the cooling plate;

[0006] The upper end of the mold support is fixedly connected to the injection mold, and the lower end of the mold support is fixedly connected to the extrusion mold;

[0007] The injection mold includes a telescopic mechanism I, which is fixedly connected to the mold bracket, and an injection cavity is fixedly connected to the telescopic end of the telescopic mechanism I. A plurality of rectangular inserts I are provided on the injection cavity, and the rectangular inserts I are connected to the injection cavity. A feed pipe is provided on the injection cavity, and the rectangular inserts I can be inserted into the molding hole;

[0008] The injection cavity is fixedly connected with a telescopic mechanism II, the telescopic end of the telescopic mechanism II is fixedly connected with a lifting bracket, the lifting bracket is fixedly connected with an extrusion plate, the extrusion plate is slidably connected in the injection cavity, a material storage space is formed between the extrusion plate and the injection cavity, and the material storage space is connected with the feeding pipeline;

[0009] The extrusion plate is fixedly connected with a plurality of injection pipes, the plurality of injection pipes are respectively slidably connected in a plurality of rectangular inserts I, and the injection pipes are connected with the material storage space;

[0010] A one-way mechanism is provided at the lower end of the injection pipe;

[0011] The extrusion die includes a telescopic mechanism III, which is fixedly connected to the die bracket, and a cooling cavity is fixedly connected to the telescopic end of the telescopic mechanism III, and a plurality of rectangular inserts II are arranged on the cooling cavity, and the rectangular inserts II are connected to the cooling cavity, and an air inlet pipe is arranged on the cooling cavity, and the rectangular inserts II can be inserted into the forming hole;

[0012] The cooling cavity is fixedly connected with a telescopic mechanism IV, the telescopic end of the telescopic mechanism IV is fixedly connected with a lifting plate, and the lifting plate is fixedly connected with a plurality of rectangular columns;

[0013] The rectangular column passes through the cooling cavity and is inserted into the rectangular insert tube II, and the rectangular column can slide in the rectangular insert tube II;

[0014] A method for processing plastic particles, the method comprising the following steps:

[0015] Step 1: Pass the injection molding raw material into the molding mold through the injection mold;

[0016] Step 2: Extruding the injection molding material in the molding die through the injection mold and the extrusion mold;

[0017] Step 3: Expel the formed plastic particles through the extrusion die. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention is further described in detail below with reference to the accompanying drawings and specific implementation methods.

[0019] Figure 1 It is a schematic diagram of the structure of the plastic particles of the present invention;

[0020] Figure 2 It is a schematic structural diagram of the plastic particle processing equipment of the present invention;

[0021] Figure 3 is a cross-sectional view of the plastic particle processing equipment of the present invention;

[0022] Figure 4 It is a schematic diagram of the molding die structure of the present invention;

[0023] Figure 5 It is a schematic diagram of the structure of the extrusion die of the present invention;

[0024] Figure 6 is a cross-sectional view of an extrusion die of the present invention;

[0025] Figure 7 It is a schematic diagram of the injection mold structure of the present invention;

[0026] Figure 8 is a cross-sectional view of the injection mold of the present invention;

[0027] Fig. 9It is a cross-sectional view of the injection mold of the present invention.

[0028] In the figure: forming mold 10; mold support 11; cooling plate 12; forming hole 13; injection mold 20; telescopic mechanism I 21; injection cavity 22; rectangular insert I 23; feeding pipe 24; telescopic mechanism II 25; lifting support 26; extrusion plate 27; injection pipe 28; one-way mechanism 29; extrusion mold 30; telescopic mechanism III 31; cooling cavity 32; rectangular insert II 33; telescopic mechanism IV 34; lifting plate 35; rectangular column 36; air inlet pipe 37. DETAILED DESCRIPTION

[0029] The present invention is further described in detail below with reference to the accompanying drawings.

[0030] like Figures 1 to 9 As shown, in order to achieve the technical effect of "being able to process plastic particles into hexahedral shapes", the structure and function of a plastic particle processing device are described in detail below;

[0031] A plastic particle processing device comprises a forming mold 10, wherein the forming mold 10 comprises a mold support 11, a cooling plate 12 is fixedly connected to the mold support 11, and a plurality of rectangular forming holes 13 are arranged on the cooling plate 12;

[0032] The upper end of the mold support 11 is fixedly connected to the injection mold 20, and the lower end of the mold support 11 is fixedly connected to the extrusion mold 30;

[0033] The injection mold 20 includes a telescopic mechanism I21, which is fixedly connected to the mold support 11, and an injection cavity 22 is fixedly connected to the telescopic end of the telescopic mechanism I21. A plurality of rectangular inserts I23 are provided on the injection cavity 22, and the rectangular inserts I23 are connected to the injection cavity 22. A feed pipe 24 is provided on the injection cavity 22, and the rectangular inserts I23 can be inserted into the molding hole 13;

[0034] The injection cavity 22 is fixedly connected with a telescopic mechanism II 25, and a lifting bracket 26 is fixedly connected to the telescopic end of the telescopic mechanism II 25, and a squeezing plate 27 is fixedly connected to the lifting bracket 26. The squeezing plate 27 is slidably connected in the injection cavity 22, and a material storage space is formed between the squeezing plate 27 and the injection cavity 22, and the material storage space is connected to the feeding pipe 24;

[0035] The extrusion plate 27 is fixedly connected with a plurality of injection pipes 28, which are respectively slidably connected in a plurality of rectangular inserts Ⅰ 23, and the injection pipes 28 are connected with the material storage space;

[0036] A one-way mechanism 29 is provided at the lower end of the injection pipe 28;

[0037] The extrusion die 30 includes a telescopic mechanism III 31, which is fixedly connected to the die support 11, and a cooling cavity 32 is fixedly connected to the telescopic end of the telescopic mechanism III 31, and a plurality of rectangular inserts II 33 are provided on the cooling cavity 32, and the rectangular inserts II 33 are connected to the cooling cavity 32, and an air inlet pipe 37 is provided on the cooling cavity 32, and the rectangular inserts II 33 can be inserted into the forming hole 13;

[0038] The cooling cavity 32 is fixedly connected with a telescopic mechanism IV 34, a lifting plate 35 is fixedly connected to the telescopic end of the telescopic mechanism IV 34, and a plurality of rectangular columns 36 are fixedly connected to the lifting plate 35;

[0039] The rectangular column 36 passes through the cooling cavity 32 and is inserted into the rectangular insert tube II 33 . The rectangular column 36 can slide in the rectangular insert tube II 33 .

[0040] When using, Figure 1 As shown, in order to form Figure 1 The plastic particles shown in the figure connect the pipe of the injection molding raw material to the feed pipe 24, and the injection molding is passed into the injection cavity 22 through the feed pipe 24. The telescopic mechanism II 25 is started on the upper side of the extrusion plate 27. The telescopic mechanism II 25 can be a hydraulic cylinder or an electric push rod. The telescopic end of the telescopic mechanism II 25 drives the lifting bracket 26 to move, and the lifting bracket 26 drives the extrusion plate 27 to move, so that the extrusion plate 27 moves upward, and the extrusion plate 27 drives multiple injection pipes 28 to move, so that multiple injection pipes 28 move upward, and the extrusion plate 27 squeezes the storage space, so that the injection molding raw material enters the rectangular insert tube I 23 through the injection pipe 28. At this time, the states of the rectangular insert tube I 23 and the rectangular insert tube II 33 are as shown in FIG. Figure 3 As shown, the rectangular insert tube I 23 and the rectangular insert tube II 33 fit together;

[0041] Furthermore, a one-way mechanism 29 is provided in the injection pipe 28, and the one-way mechanism 29 is used to ensure that the injection molded object can only enter the rectangular insert tube Ⅰ 23 from the storage space, but cannot enter the storage space from the rectangular insert tube Ⅰ 23;

[0042] Then, the telescopic mechanism I21 and the telescopic mechanism II25 are started. The telescopic mechanism I21 may be a hydraulic cylinder or an electric push rod. The telescopic end of the telescopic mechanism I21 drives the injection cavity 22 to move. The injection cavity 22 drives the plurality of rectangular inserts I23 to move upward, thereby separating the rectangular inserts I23 and the rectangular inserts II33, so that a molding space is formed between the rectangular inserts II33 and the rectangular inserts I23. At the same time, the telescopic end of the telescopic mechanism II25 drives the plurality of injection pipes 28 to move downward, thereby squeezing the injection molding raw materials into the molding space, thereby forming hexahedral plastic particles.

[0043] Further, after the injection molding is completed, the telescopic mechanism I21, the telescopic mechanism II25, the telescopic mechanism III31 and the telescopic mechanism IV34 are started. The telescopic mechanism III31 and the telescopic mechanism IV34 can be hydraulic cylinders or electric push rods. The telescopic ends of the telescopic mechanism III31 and the telescopic mechanism IV34 drive the rectangular insert II33 and the rectangular column 36 to move downward, and the telescopic mechanism I21 and the telescopic mechanism II25 drive the rectangular insert I23 and the injection pipe 28 to move downward, so that the hexahedral plastic particles formed by injection molding are separated from the molding holes 13 on the cooling plate 12;

[0044] The cooling plate 12 is provided with a cooling mechanism, which may be a cooling pipe, etc., so that the injection molding material is cooled and shaped in the molding hole 13;

[0045] When the hexahedral plastic particles are separated from the forming holes 13 on the cooling plate 12, the telescopic mechanism IV34 is started, and the telescopic end of the telescopic mechanism IV34 drives the plurality of rectangular columns 36 to move downward, so that the rectangular columns 36 and the rectangular inserts II33 are separated, and the rectangular inserts II33 are connected to the cooling cavity 32, and the gas is introduced into the cooling cavity 32 through the air inlet pipe 37, and then the plurality of rectangular inserts II33 spray gas to blow off the plastic particles, and then the rectangular columns 36 are reset; after the rectangular inserts I23 and the rectangular inserts II33 are attached to the outside of the cooling plate 12, they move into the forming holes 13 again for the next processing;

[0046] A method for processing plastic particles, the method comprising the following steps:

[0047] Step 1: injecting the injection molding material into the molding mold 10 through the injection mold 20;

[0048] Step 2: Extruding the injection molding material in the molding die 10 through the injection die 20 and the extrusion die 30;

[0049] Step 3: Extruding the formed plastic particles through the extrusion die 30 .

Claims

1. A plastic particle processing device, comprising a forming mold (10), characterized in that: The molding die (10) comprises a mold support (11), to which a cooling plate (12) is fixedly connected, and the cooling plate (12) is provided with a plurality of rectangular molding holes (13).

2. A plastic particle processing equipment according to claim 1, characterized in that: The upper end of the mold support (11) is fixedly connected to an injection mold (20), and the lower end of the mold support (11) is fixedly connected to an extrusion mold (30).

3. A plastic particle processing equipment according to claim 2, characterized in that: The injection mold (20) comprises a telescopic mechanism I (21), the telescopic mechanism I (21) is fixedly connected to the mold support (11), an injection cavity (22) is fixedly connected to the telescopic end of the telescopic mechanism I (21), a plurality of rectangular inserts I (23) are arranged on the injection cavity (22), the rectangular inserts I (23) are connected to the injection cavity (22), a feed pipe (24) is arranged on the injection cavity (22), and the rectangular inserts I (23) can be inserted into the molding hole (13).

4. A plastic particle processing equipment according to claim 3, characterized in that: The injection cavity (22) is fixedly connected with a telescopic mechanism II (25), the telescopic end of the telescopic mechanism II (25) is fixedly connected with a lifting bracket (26), the lifting bracket (26) is fixedly connected with an extrusion plate (27), the extrusion plate (27) is slidably connected in the injection cavity (22), a material storage space is formed between the extrusion plate (27) and the injection cavity (22), and the material storage space is connected with a feed pipe (24).

5. A plastic particle processing equipment according to claim 4, characterized in that: A plurality of injection pipes (28) are fixedly connected to the extrusion plate (27), and the plurality of injection pipes (28) are respectively slidably connected to a plurality of rectangular insert pipes I (23), and the injection pipes (28) are communicated with the material storage space.

6. A plastic particle processing equipment according to claim 5, characterized in that: A one-way mechanism (29) is provided at the lower end of the injection pipe (28).

7. A plastic particle processing equipment according to claim 5, characterized in that: The extrusion die (30) comprises a telescopic mechanism III (31), the telescopic mechanism III (31) is fixedly connected to the die support (11), a cooling cavity (32) is fixedly connected to the telescopic end of the telescopic mechanism III (31), a plurality of rectangular inserts II (33) are arranged on the cooling cavity (32), the rectangular inserts II (33) are connected to the cooling cavity (32), an air inlet pipe (37) is arranged on the cooling cavity (32), and the rectangular inserts II (33) can be inserted into the molding hole (13).

8. A plastic particle processing equipment according to claim 7, characterized in that: The cooling cavity (32) is fixedly connected to a telescopic mechanism IV (34), a lifting plate (35) is fixedly connected to the telescopic end of the telescopic mechanism IV (34), and a plurality of rectangular columns (36) are fixedly connected to the lifting plate (35).

9. A plastic particle processing equipment according to claim 8, characterized in that: The rectangular column (36) passes through the cooling cavity (32) and is inserted into the rectangular insert tube II (33). The rectangular column (36) can slide in the rectangular insert tube II (33).

10. A method for processing plastic particles using the plastic particle processing equipment according to claim 9, characterized in that: The method comprises the following steps: Step 1: injecting the injection molding raw material into the molding mold (10) through the injection mold (20); Step 2: Extruding the injection molding material in the molding die (10) through the injection die (20) and the extrusion die (30); Step 3: Extruding the formed plastic particles through an extrusion die (30).

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