Polyvinyl chloride insulation material extrusion device

Abstract

The utility model discloses a polyvinyl chloride insulation material extruding device which comprises a bottom plate, a forming assembly is arranged above the bottom plate, a feeding assembly is arranged above the forming assembly and comprises a hopper, a second motor is fixedly installed in the middle area of the top of the hopper, and a first motor is fixedly installed in the middle area of the top of the hopper. The output end of the second motor movably penetrates through an upper cover of the hopper, the output end of the second motor is fixedly connected with a straight rod, the lower end face of the connecting rod is fixedly connected with a scraping strip, and the scraping strip is tightly attached to the inner wall of the hopper. According to the polyvinyl chloride insulation material extrusion device, the scraping blade is arranged in the charging barrel, so that molten raw materials adhered to the inner wall of the hopper in the heating process of the device can be scraped, and discharging is facilitated; and through the arranged scraping assembly, when discharging is completed, residues remaining at the discharging opening can be scraped, and the residues are prevented from being adhered to the materials during secondary discharging.

Description

Technical Field

[0001] The utility model relates to the technical field of polyvinyl chloride insulating material extrusion, in particular to a polyvinyl chloride insulating material extrusion device. Background Art

[0002] "Extruder" is a machine used to plasticize and extrude insulating materials. According to the production scale and precision requirements, different types of extruders can be selected, such as single-screw extruders, twin-screw extruders, etc. The designed mold: including the die, heating device and cooling system, etc., is used to shape and size the insulating products; while in some existing plastic production technologies, when adding materials, the hopper will be filled in advance to the amount of raw materials required for one production. At the same time, when the device is heated, the hopper is affected by the high temperature, causing some raw material particles to melt in the hopper and stick to the inner wall of the hopper, and at the outlet of the die, when the material is extruded, there is sometimes a phenomenon of sticking, which affects the product quality.

[0003] Therefore, the utility model provides a polyvinyl chloride insulation material extrusion device to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a polyvinyl chloride insulating material extrusion device to solve the above problems.

[0005] To achieve the above purpose, the utility model is implemented through the following technical scheme: a polyvinyl chloride insulation material extrusion device, including a base plate, a molding assembly is arranged above the base plate, a feeding assembly is arranged above the molding assembly, the feeding assembly includes a hopper, a side of the hopper is provided with a feed port, a top of the hopper is provided with a notch, a second motor is fixedly installed in the middle area of ​​the top of the hopper, the output end of the second motor movably penetrates the upper cover of the hopper, the output end of the second motor is fixedly connected to a straight rod, the middle surface of the straight rod is fixedly connected to a connecting rod, the lower end surface of the connecting rod is fixedly connected to a scraper, the scraper is tightly attached to the inner wall of the hopper, the bottom end surface of the hopper is fixedly connected to a straight cylinder, and the lower section surface of the straight rod is fixedly connected to a first spiral blade.

[0006] Furthermore, the molding assembly includes a first motor, which is fixedly connected to the upper surface of the base plate, and the upper surface of the base plate is also fixedly connected to a gear box, the output end of the first motor is fixedly connected to the input end face of the gear box, the left side wall of the gear box is fixedly connected to a distribution box, the output end of the gear box movably passes through the distribution box, the left side wall of the distribution box is fixedly connected to a barrel, and a discharge port is provided at the bottom of the barrel.

[0007] By adopting the above technical solution, the first motor provides power to the forming assembly, so that the raw materials enter the device in sequence for processing.

[0008] Furthermore, the output end of the gearbox is fixedly connected to a screw rod, which is arranged inside the barrel, the surface of the screw rod is fixedly connected to a second spiral blade, the inner wall of the barrel is fixedly connected to a stirring column, and the top of the stirring column is located between the blades of the second spiral blade.

[0009] By adopting the above technical solution, the second spiral blade pushes the material in the barrel to undergo melting treatment.

[0010] Furthermore, the bottom of the straight cylinder is fixedly passed through the outer wall of the material distribution box.

[0011] By adopting the above technical solution, the straight cylinder and the material distribution box are connected as a whole.

[0012] Furthermore, a scraping assembly is provided on one side of the forming assembly, and the scraping assembly includes an electric push rod, a square frame is fixedly connected to the lower surface of the electric push rod, a side wall of the square frame is fixedly connected to the output end face of the barrel, the output end of the electric push rod moves through the parallel end of the square frame, and a scraper is fixedly connected to the output end of the electric push rod.

[0013] By adopting the above technical solution, the scraping component is used to scrape the residue at the discharge port.

[0014] Furthermore, the scraper is arranged in the frame of the square frame, and the scraper is closely attached to the end surface of the output end of the barrel.

[0015] By adopting the above technical solution, the scraper blade that fits tightly can scrape off the residue more thoroughly.

[0016] Beneficial Effects

[0017] The utility model provides a polyvinyl chloride insulation material extrusion device. Compared with the prior art, it has the following beneficial effects:

[0018] 1. The polyvinyl chloride insulation material extrusion device can scrape off the melted raw materials adhering to the inner wall of the hopper during the heating process of the device through a scraper arranged in the barrel, so as to facilitate material discharge.

[0019] 2. The polyvinyl chloride insulation material extrusion device has a scraping assembly so that the residue remaining at the discharge port can be scraped off when the discharge is completed, thereby preventing the residue from sticking to the material during the secondary discharge. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the implementation scheme of the utility model or the technical scheme in the prior art, the drawings required for use in the implementation scheme or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some implementation schemes of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0021] Figure 1 It is the overall structure diagram of the utility model;

[0022] Figure 2 This is a front view of the hopper structure of the utility model;

[0023] Figure 3 It is a cross-sectional view of the hopper structure of the utility model;

[0024] Figure 4 It is the front view of the internal structure of the utility model;

[0025] Figure 5 It is an enlarged view of the scraper structure of the utility model.

[0026] In the figure: 1. bottom plate; 2. forming assembly; 21. first motor; 22. gear box; 23. material distribution box; 24. barrel; 25. screw rod; 26. second spiral blade; 27. stirring column; 28. discharge port; 3. loading assembly; 31. hopper; 32. feed port; 33. notch; 34. second motor; 35. straight rod; 36. connecting rod; 37. scraper bar; 38. straight barrel; 39. first spiral blade; 4. scraping assembly; 41. electric push rod; 42. frame; 43. scraper. DETAILED DESCRIPTION

[0027] It should be noted that in the description of the embodiments of the present application, the terms "front, rear", "left, right", "up, down", etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present application. The terms "install", "connect", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be a connection between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0028] The present application is further described in detail below through drawings and examples.

[0029] Reference Figures 1 to 5The embodiment of the present application provides a polyvinyl chloride insulation material extrusion device, including a bottom plate 1, a molding component 2 is arranged above the bottom plate 1, a feeding component 3 is arranged above the molding component 2, the feeding component 3 includes a hopper 31, a side of the hopper 31 is provided with a feed port 32, a top of the hopper 31 is provided with a notch 33, a second motor 34 is fixedly installed in the middle area of ​​the top of the hopper 31, the output end of the second motor 34 movably penetrates the upper cover of the hopper 31, the output end of the second motor 34 is fixedly connected to a straight rod 35, the middle surface of the straight rod 35 is fixedly connected to a connecting rod 36, and the lower end surface of the connecting rod 36 is fixedly connected to a scraper strip 37. The scraper strip 37 is tightly attached to the inner wall of the hopper 31, the bottom end surface of the hopper 31 is fixedly connected with a straight cylinder 38, the lower surface of the straight rod 35 is fixedly connected with a first spiral blade 39, the forming assembly 2 includes a first motor 21, the first motor 21 is fixedly connected to the upper surface of the base plate 1, the upper surface of the base plate 1 is also fixedly connected with a gear box 22, the output end of the first motor 21 is fixedly connected to the input end face of the gear box 22, the left side wall of the gear box 22 is fixedly connected with a distribution box 23, the output end of the gear box 22 movably passes through the distribution box 23, the left side wall of the distribution box 23 is fixedly connected with a barrel 24, and a discharge port 28 is provided at the bottom of the barrel 24. The output end of the gear box 22 is fixedly connected to a screw rod 25, and the screw rod 25 is arranged inside the barrel 24. The surface of the screw rod 25 is fixedly connected to a second spiral blade 26. The inner wall of the barrel 24 is fixedly connected to a stirring column 27, and the top of the stirring column 27 is located between the blades of the second spiral blade 26; the bottom of the straight cylinder 38 is fixedly passed through the outer wall of the distribution box 23.

[0030] In this embodiment, all devices are built on the basis of the base plate 1. When preparing for production, raw materials are first added from the feed port 32 opened on the hopper 31. The notch 33 opened on the top of the hopper 31 is more conducive to the discharge of water vapor that may be generated when the device is heated; then the first motor 21 is turned on, and the rotating shaft of the first motor 21 is connected to the inside of the gear box 22 and rotates through the corresponding meshing of the internal gears, and passes through the output end of the gear box 22 to the distribution box 23 and the barrel 24, and is connected to the spiral rod 25 inside the barrel 24, so that the first motor 21 drives the spiral rod 25 to rotate, and at the same time drives the second spiral rod 25 to rotate. The blade 26 rotates, and then the second motor 34 is turned on. The second motor 34 drives the straight rod 35 to rotate, and at the same time drives the connecting rod 36 and the scraper bar 37 connected to the straight rod 35 to rotate together. When the scraper bar 37 rotates, it scrapes off the residue on the inner wall of the hopper 31, and at the same time rotates around the first spiral blade 39 in the lower half of the straight rod 35, so as to transport the raw material to the straight barrel 38 and then to the distribution box 23. After the material enters the distribution box 23, it is transmitted in the barrel 24 through the continuously rotating second spiral blade 26. When the material is melted in the barrel 24, the raw material is stirred by the stirring column 27 to make the raw material composition more uniform.

[0031] Reference Figures 1 to 5 In one aspect of the present embodiment, a scraping assembly 4 is provided on one side of the molding assembly 2, and the scraping assembly 4 includes an electric push rod 41, and a square frame 42 is fixedly connected to the lower surface of the electric push rod 41, and the side wall of the square frame 42 is fixedly connected to the output end face of the barrel 24, and the output end of the electric push rod 41 movably passes through the parallel end of the square frame 42, and the output end of the electric push rod 41 is fixedly connected to a scraper 43, and the scraper 43 is arranged in the frame of the square frame 42, and the scraper 43 is close to the output end face of the barrel 24.

[0032] In this embodiment, after the device has completed discharging the material, the electric push rod 41 in the scraping assembly 4 is controlled to drive the scraper 43, so that the scraper 43 moves up and down in the frame 42, so that the scraping of the raw material drawing residue at the discharge port 28 can be achieved, avoiding the residue sticking to the product during secondary production.

[0033] Working principle: All devices are built on the basis of the base plate 1. When preparing for production, raw materials are first added from the feed port 32 opened on the hopper 31. The notch 33 opened on the top of the hopper 31 is more conducive to the discharge of water vapor that may be generated when the device is heated; then turn on the first motor 21, and the rotating shaft of the first motor 21 is connected to the inside of the gear box 22 and rotates through the corresponding meshing of the internal gears, and passes from the output end of the gear box 22 to the distribution box 23 and the barrel 24, and is connected to the spiral rod 25 inside the barrel 24, so that the first motor 21 drives the spiral rod 25 to rotate, and at the same time drives the second spiral blade 26 to rotate, and then turn on the second motor 34, and the second motor 34 drives the straight rod 35 to rotate, and at the same time drives the connecting rod connected to the straight rod 35 The connecting rod 36 and the scraper bar 37 rotate together. When the scraper bar 37 rotates, it scrapes the residue on the inner wall of the hopper 31. At the same time, the first spiral blade 39 around the lower half of the straight rod 35 rotates, so as to transport the raw material to the straight cylinder 38 and then to the distribution box 23. After the material enters the distribution box 23, it is transmitted in the barrel 24 through the continuously rotating second spiral blade 26. When the material melts in the barrel 24, the raw material is stirred by the stirring column 27 to make the raw material composition more uniform. After the device completes the discharge, the electric push rod 41 in the scraper assembly 4 is controlled to drive the scraper 43, so that the scraper 43 moves up and down in the frame 42. In this way, the scraping of the raw material drawing residue at the discharge port 28 can be achieved, thereby avoiding the residue sticking to the product during secondary production.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0035] Although the embodiments of the present application have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present application, and that the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A polyvinyl chloride insulation material extrusion device, comprising a base plate (1), characterized in that: A forming assembly (2) is arranged above the bottom plate (1), a feeding assembly (3) is arranged above the forming assembly (2), the feeding assembly (3) comprises a hopper (31), a side of the hopper (31) is provided with a feeding port (32), a top of the hopper (31) is provided with a notch (33), a second motor (34) is fixedly mounted in the middle area of ​​the top of the hopper (31), and an output end of the second motor (34) movably penetrates the hopper (31) ), the output end of the second motor (34) is fixedly connected to a straight rod (35), the middle surface of the straight rod (35) is fixedly connected to a connecting rod (36), the lower end surface of the connecting rod (36) is fixedly connected to a scraper (37), the scraper (37) is tightly attached to the inner wall of the hopper (31), the bottom end surface of the hopper (31) is fixedly connected to a straight cylinder (38), and the lower section surface of the straight rod (35) is fixedly connected to a first spiral blade (39).

2. A polyvinyl chloride insulation material extrusion device according to claim 1, characterized in that: The molding assembly (2) comprises a first motor (21), the first motor (21) is fixedly connected to the upper surface of the base plate (1), the upper surface of the base plate (1) is also fixedly connected to a gear box (22), the output end of the first motor (21) is fixedly connected to the input end face of the gear box (22), the left side wall of the gear box (22) is fixedly connected to a distribution box (23), the output end of the gear box (22) movably passes through the distribution box (23), the left side wall of the distribution box (23) is fixedly connected to a barrel (24), and a discharge port (28) is provided at the bottom of the barrel (24).

3. A polyvinyl chloride insulation material extrusion device according to claim 2, characterized in that: The output end of the gear box (22) is fixedly connected to a screw rod (25), the screw rod (25) is arranged inside the barrel (24), the surface of the screw rod (25) is fixedly connected to a second spiral blade (26), the inner wall of the barrel (24) is fixedly connected to a stirring column (27), and the top end of the stirring column (27) is located between the blades of the second spiral blade (26).

4. A polyvinyl chloride insulation material extrusion device according to claim 3, characterized in that: The bottom of the straight cylinder (38) is fixedly connected to the outer wall of the material distribution box (23).

5. The polyvinyl chloride insulation material extrusion device according to claim 1, characterized in that: A scraping assembly (4) is provided on one side of the molding assembly (2), and the scraping assembly (4) comprises an electric push rod (41), the lower surface of the electric push rod (41) is fixedly connected to a square frame (42), the side wall of the square frame (42) is fixedly connected to the output end surface of the barrel (24), the output end of the electric push rod (41) movably passes through the parallel end of the square frame (42), and the output end of the electric push rod (41) is fixedly connected to a scraper (43).

6. A polyvinyl chloride insulation material extrusion device according to claim 5, characterized in that: The scraper (43) is arranged in the frame of the square frame (42), and the scraper (43) is closely attached to the output end surface of the barrel (24).

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