Mixing device for preparing PVC (Polyvinyl Chloride) raw materials

Abstract

The utility model discloses a mixing device for preparing PVC (polyvinyl chloride) raw materials, relates to the technical field of raw material mixing device structures, and aims to solve the problem that a stirring rod is easy to break and damage when plastic particles are stirred due to the fact that the conventional mixing device for preparing the PVC raw materials usually uses the stirring rod for stirring. Mounting supporting frames are mounted on the two sides of the upper end of the supporting workbench, a motor is mounted on one side of the outer wall of each mounting supporting frame, a rotating mounting base is mounted on one side of the inner wall of each mounting supporting frame, a connecting base is mounted on one side of each rotating mounting base, and a mixing device tank is mounted between the two mounting supporting frames; material passing seats are arranged above and below the mixing device tank, a sealing cover plate is mounted on one side of each material passing seat, a conveying device is mounted above the supporting workbench, a conveying motor is mounted on one side of the conveying device, and a spiral conveying device is mounted in the conveying motor.

Description

Technical Field

[0001] The utility model relates to the technical field of raw material mixing device structures, in particular to a raw material mixing device for preparing PVC. Background Art

[0002] PVC, also known as polyvinyl chloride, is one of the commonly used thermoplastics, which is made of vinyl chloride monomers. Soft polyvinyl chloride can be made into good agricultural films, and is often used to make raincoats, tablecloths, curtains, handbags, etc. It is also widely used to make plastic shoes and artificial leather. The outermost sheath of power cables is often made of PVC. Rigid polyvinyl chloride can be made into transparent, translucent and pearlescent products of various colors, which are often used to make soap boxes, combs, washboards, various pipes, etc. When preparing PVC, it is necessary to mix the PVC plastic particles through a principle mixing device, so that the preparation effect of the PVC plastic particles is better.

[0003] After searching, the authorization announcement number CN216359694U discloses a mixing device for high-performance PVC cable materials, including: a stirring tank; a feed port: integrally connected to the stirring tank; a connecting pipe: inserted into the inside of the feed port and in sliding contact with the inner surface of the feed port; a screen: fixedly installed inside the connecting pipe, on which are provided screen holes for screening raw materials; a vibration motor: fixedly installed on the connecting pipe; a bushing: integrally installed on the connecting pipe; a guide shaft: integrally installed on the feed port; and a spring: sleeved on the guide shaft, the raw material enters the inside of the connecting pipe, and then is screened by the screen, the agglomerated raw material remains on the screen, and the remaining raw material enters the inside of the stirring tank. By screening the raw materials, agglomerated raw materials are prevented from entering the inside of the stirring tank, so that the stirring and mixing effect is better.

[0004] However, the existing mixing devices for preparing PVC raw materials usually use a stirring rod for stirring. When the plastic particles are stirred, the stirring rod is prone to breakage and damage. Therefore, there is an urgent need for a mixing device for preparing PVC raw materials in the market to solve these problems. Utility Model Content

[0005] The utility model aims to provide a mixing device for preparing PVC raw materials, so as to solve the problem that the existing mixing device for preparing PVC raw materials proposed in the above background technology usually uses a stirring rod for stirring, and the stirring rod is prone to breakage and damage when stirring the plastic particles.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a mixing device for preparing PVC raw materials, comprising a supporting workbench, mounting support frames are installed on both sides of the upper end of the supporting workbench, a motor is installed on one side of the outer wall of the mounting support frame, a control device is installed below one side of the motor, a rotating mounting seat is installed on one side of the inner wall of the mounting support frame, a connecting seat is installed on one side of the rotating mounting seat, a mixing device tank is installed between the two mounting support frames, material passing seats are provided above and below the mixing device tank, a sealing cover plate is installed on one side of the material passing seat, a conveying device is installed above the supporting workbench, a conveying motor is installed on one side of the conveying device, and a spiral conveying device is installed inside the conveying motor.

[0007] Preferably, two mounting support frames are provided, the two mounting support frames are symmetrical with respect to the vertical center line of the supporting workbench, and the mounting support frames are welded to the supporting workbench.

[0008] Preferably, mounting seats are provided at both ends of the mixing device tank, and the mounting seats are fixedly connected to the connecting seat by fixing bolts.

[0009] Preferably, a mixing chamber is provided inside the mixing device tank, a scraper seat is provided at one end of the inner wall of the mixing chamber, and the scraper seat and the mixing device tank are an integrated structure.

[0010] Preferably, a connecting hinge is installed between one end of the sealing cover plate and the material passing seat, the other end of the material passing seat and the sealing cover plate are fixedly connected via a fixing knob, and a handle is installed at one end of the sealing cover plate.

[0011] Preferably, a fixed foot is provided at the lower end of the conveying device, and the fixed foot is fixedly connected to the supporting workbench by a fixing screw.

[0012] Preferably, a feed seat is provided at the upper end of the conveying device, and the feed seat is welded to the conveying device. A discharge seat is provided below one end of the conveying device, and the discharge seat is welded to the conveying device.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. This PVC raw material mixing device is configured to loosen the fixing knob installed on the upper sealing cover plate, then open the upper sealing cover plate, add the plastic PVC raw material into the mixing device tank, fix the upper sealing cover plate and the material passing seat by rotating the fixing knob, and then turn on the motor to drive the mixing device tank to rotate by the rotating mounting seat. A scraper seat is provided at one end of the inner wall of the mixing device tank, and the scraper seat can be used to move the plastic particles, so that the plastic particles can be effectively mixed, thereby making the mixing efficiency of the plastic particles higher.

[0015] 2. In the device for preparing PVC raw materials, the mixed plastic particles enter the interior of the conveying device from the feeding seat, and at the same time, by turning on the conveying motor, the spiral conveying device conveys the mixed PVC raw materials, and the PVC raw materials can be further mixed during the conveying process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is the overall front view of the utility model;

[0017] Figure 2 It is an overall cross-sectional view of the utility model;

[0018] Figure 3 For the utility model Figure 2 A partial enlarged view of area A;

[0019] Figure 4 For the utility model Figure 2 A partial enlarged view of area B.

[0020] In the figure: 1. Support workbench; 2. Mounting support frame; 3. Motor; 4. Rotating mounting seat; 5. Connecting seat; 6. Mixing device tank; 601. Mounting seat; 602. Mixing chamber; 7. Fixing bolts; 8. Scraping seat; 9. Passing seat; 10. Sealing cover plate; 11. Connecting hinge; 12. Fixing knob; 13. Handle; 14. Control device; 15. Conveying device; 1501. Fixed foot; 1502. Feeding seat; 1503. Discharging seat; 16. Fixing screws; 17. Conveying motor; 18. Screw conveying device. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figure 1-4The utility model provides an embodiment: a mixing device for preparing PVC raw materials, comprising a supporting workbench 1, mounting support frames 2 are installed on both sides of the upper end of the supporting workbench 1, a motor 3 is installed on one side of the outer wall of the mounting support frame 2, a control device 14 is installed below one side of the motor 3, a rotating mounting seat 4 is installed on one side of the inner wall of the mounting support frame 2, a connecting seat 5 is installed on one side of the rotating mounting seat 4, a mixing device tank 6 is installed between the two mounting support frames 2, a material passing seat 9 is arranged above and below the mixing device tank 6, a sealing cover plate 10 is installed on one side of the material passing seat 9, a conveying device 15 is installed above the supporting workbench 1, a conveying motor 17 is installed on one side of the conveying motor 17, and a spiral conveying device 18 is installed inside the conveying motor 17. It should be noted that in order to save space and highlight the innovative elements of this patent, such as the working principle and working process of how the two electrodes rotate synchronously, and the working principle and working process of the control device, they are not repeated in this patent.

[0023] When in use, the fixing knob 12 installed on the loose upper sealing cover plate 10 is opened, and then the upper sealing cover plate 10 is opened, and then the plastic PVC preparation raw material is added into the interior of the mixing device tank 6, and the upper sealing cover plate 10 and the material passing seat 9 are fixed by rotating the fixing knob 12, and then the motor 3 is turned on to make the rotating mounting seat 4 drive the mixing device tank 6 to rotate, and a scraper seat 8 is provided at one end of the inner wall of the mixing device tank 6, and the scraper seat 8 can be used to move the driven plastic particles, and after the mixing is completed, the fixing knob 12 installed on the lower sealing cover plate 10 is rotated, and then the lower sealing cover plate 10 is opened, and the mixed plastic particles enter the interior of the conveying device 15 from the feeding seat 1502, and at the same time, the conveying motor 17 is turned on to make the spiral conveying device 18 convey the mixed PVC raw materials, and the PVC raw materials can be further mixed during the conveying process.

[0024] See also Figure 1 and Figure 2 There are two mounting support frames 2, and the two mounting support frames 2 are symmetrical about the vertical center line of the supporting workbench 1. The mounting support frames 2 are welded to the supporting workbench 1, which can make the structure between the mounting support frames 2 and the supporting workbench 1 more solid. The device can be easily installed and fixed by setting the mounting support frames 2.

[0025] See also Figure 1 , Figure 2 and Figure 3 Mounting seats 601 are provided at both ends of the mixing device tank 6, and the mounting seats 601 are fixedly connected to the connecting seat 5 by fixing bolts 7, so that the mixing device tank 6 and the connecting seat 5 can be conveniently installed and fixed, and the mixing device tank 6 can be used to conveniently and quickly mix the plastic particles.

[0026] See also Figure 2 and Figure 3 A mixing chamber 602 is provided inside the mixing device tank 6, and a scraper seat 8 is provided at one end of the inner wall of the mixing chamber 602. The scraper seat 8 and the mixing device tank 6 are an integrated structure, which can make the structure between the scraper seat 8 and the mixing device tank 6 more solid. The scraper seat 8 can be driven to move the plastic particles, so that the plastic particles can be effectively mixed.

[0027] See also Figure 2 and Figure 4 A connecting hinge 11 is installed at one end of the sealing cover plate 10 and the material passing seat 9, and the other end of the material passing seat 9 and the sealing cover plate 10 are fixedly connected by a fixing knob 12. A handle 13 is installed at one end of the sealing cover plate 10, and the sealing cover plate 10 and the material passing seat 9 can be rotated through the connecting hinge 11, and the material passing seat 9 and the other end of the sealing cover plate 10 can be conveniently installed and fixed through the fixing knob 12.

[0028] See also Figure 1 A fixed foot 1501 is provided at the lower end of the conveying device 15, and the fixed foot 1501 is fixedly connected to the supporting workbench 1 by a fixing screw 16, so that the conveying device 15 and the supporting workbench 1 can be conveniently installed and fixed, and the conveying device 15 can conveniently feed the mixed plastic particles.

[0029] See also Figure 2 A feed seat 1502 is provided at the upper end of the conveying device 15, and the feed seat 1502 is welded to the conveying device 15. A discharge seat 1503 is provided below one end of the conveying device 15, and the discharge seat 1503 is welded to the conveying device 15, which can make the structure between the feed seat 1502 and the conveying device 15 more solid. The set feed seat 1502 can make the mixed plastic particles can easily pass through the feed seat 1502 into the interior of the conveying device 15, which can make the structure between the discharge seat 1503 and the conveying device 15 more solid.

[0030] Working principle: When in use, the fixing knob 12 installed on the loose upper sealing cover plate 10 is opened, and then the upper sealing cover plate 10 is opened, and then the plastic PVC preparation raw material is added into the interior of the mixing device tank 6, and the upper sealing cover plate 10 and the material passing seat 9 are fixed by rotating the fixing knob 12, and then the motor 3 is turned on to make the rotating mounting seat 4 drive the mixing device tank 6 to rotate, and a scraper seat 8 is provided at one end of the inner wall of the mixing device tank 6, and the scraper seat 8 can be used to drive the plastic particles to move, so that the plastic particles can be effectively mixed, thereby making the mixing efficiency of the plastic particles higher, after the mixing is completed, the fixing knob 12 installed on the lower sealing cover plate 10 is rotated, and then the lower sealing cover plate 10 is opened, and the mixed plastic particles enter the interior of the conveying device 15 from the feeding seat 1502, and at the same time, the conveying motor 17 is turned on to make the spiral conveying device 18 convey the mixed PVC raw materials, and the PVC raw materials can be further mixed during the conveying process, and finally discharged from the discharging seat 1503.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A mixing device for preparing PVC raw materials, comprising a supporting workbench (1), characterized in that: Mounting support frames (2) are installed on both sides of the upper end of the support workbench (1); a motor (3) is installed on one side of the outer wall of the mounting support frame (2); a control device (14) is installed below the motor (3) on one side; a rotating mounting seat (4) is installed on one side of the inner wall of the mounting support frame (2); a connecting seat (5) is installed on one side of the rotating mounting seat (4); a mixing device tank (6) is installed between the two mounting support frames (2); a material passing seat (9) is provided above and below the mixing device tank (6); a sealing cover plate (10) is installed on one side of the material passing seat (9); a conveying device (15) is installed above the support workbench (1); a conveying motor (17) is installed on one side of the conveying device (15); and a spiral conveying device (18) is installed inside the conveying motor (17).

2. A device for mixing raw materials for preparing PVC according to claim 1, characterized in that: Two mounting support frames (2) are provided, the two mounting support frames (2) are symmetrical with respect to the vertical center line of the supporting workbench (1), and the mounting support frames (2) are welded to the supporting workbench (1).

3. A device for mixing raw materials for preparing PVC according to claim 1, characterized in that: Both ends of the mixing device tank (6) are provided with mounting seats (601), and the mounting seats (601) are fixedly connected to the connecting seat (5) via fixing bolts (7).

4. A device for mixing raw materials for preparing PVC according to claim 1, characterized in that: A mixing chamber (602) is provided inside the mixing device tank (6), and a scraper seat (8) is provided at one end of the inner wall of the mixing chamber (602); the scraper seat (8) and the mixing device tank (6) are an integrated structure.

5. A device for mixing raw materials for preparing PVC according to claim 1, characterized in that: A connecting hinge (11) is installed between one end of the sealing cover plate (10) and the material passing seat (9), and the other end of the material passing seat (9) and the sealing cover plate (10) are fixedly connected via a fixing knob (12). A handle (13) is installed at one end of the sealing cover plate (10).

6. A device for mixing raw materials for preparing PVC according to claim 1, characterized in that: A fixed foot (1501) is provided at the lower end of the conveying device (15), and the fixed foot (1501) is fixedly connected to the supporting workbench (1) via a fixing screw (16).

7. A device for mixing raw materials for preparing PVC according to claim 1, characterized in that: A feeding seat (1502) is arranged at the upper end of the conveying device (15), and the feeding seat (1502) is welded to the conveying device (15); a discharging seat (1503) is arranged below one end of the conveying device (15), and the discharging seat (1503) is welded to the conveying device (15).

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