Phenolic moulding plastic double-roller plastic mixing mill capable of continuously and automatically mixing plastic

Abstract

The utility model discloses a phenolic moulding plastic double-roller plastic mixing mill capable of continuously and automatically mixing plastic, which comprises a base, support plates are fixedly connected to the upper end of the base, the support plates are respectively positioned in the middles of two side ends of the base, sliding chutes are formed in the side ends of the support plates, two extrusion rollers are arranged between the support plates, and the two extrusion rollers are arranged in the sliding chutes. The two ends of the extrusion rollers are rotationally connected with the supporting plates correspondingly, transmission shafts are fixedly connected to the middles of the two extrusion rollers, adjusting mechanisms are installed at the side ends of the supporting plates, the sliding grooves are located in the middles of the side ends of the adjusting mechanisms, and the two ends of the transmission shafts are rotationally connected with the adjusting mechanisms correspondingly. A feeding hopper is arranged above the position between the two extrusion rollers, and the side end of the feeding hopper is fixedly connected with a mounting frame. And the distance between the two rollers in the plastic mixing mill is adjusted through the adjusting mechanism, so that the thickness of extruded and processed plastic is changed, and the applicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic refining equipment, in particular to a double-roller plastic refining machine for continuous and automatic plastic refining of phenolic molding materials. Background Art

[0002] Phenolic molding compound, also known as phenolic plastic sealing compound, bakelite powder, etc. It is mainly used in automotive motors, power tools, household appliances, etc. A plastic purifier is a device used to process plastic materials. It melts the plastic through high temperature and high pressure, and makes it into the shape of the desired product through stirring and extrusion.

[0003] Patent application number is "CN202222050938.7", and the patent name is "Continuous automatic refining and plasticizing of phenolic molding material double roller plasticizing machine". By placing the material to be processed into the feed hopper, the feed hopper can be used to effectively receive the material, and then the material guide plates on both sides of the bottom surface of the feed hopper can be used to effectively allow the material to enter between the first roller and the second roller. The first motor drives the first roller to rotate, and the second motor drives the second roller to rotate, so that the material can be plasticized, which reduces the risk of safety hazards caused by manually placing the material between the rollers, and is conducive to improving the safety of the equipment when in use.

[0004] However, the distance between the two rollers of the plastic purifying machine in the above scheme cannot be adjusted, and the thickness of the processed plastic cannot be changed according to demand, resulting in the low applicability of the plastic purifying machine in the scheme. Utility Model Content

[0005] The utility model aims to provide a double-roller plasticizer for continuous and automatic plasticizing of phenolic molding materials, which can adjust the distance between two rollers in the plasticizer through an adjusting mechanism, thereby changing the thickness of the plastic processed by extrusion and improving the applicability of the device.

[0006] In order to achieve the above-mentioned purpose, a double-roller plastic refining machine for phenolic molding material for continuous and automatic plastic refining is provided, comprising: a base, the upper end of the base is fixedly connected with a support plate, and the support plates are respectively located in the middle of the two side ends of the base, and the side ends of the support plate are provided with a slide groove, two squeezing rollers are arranged between the support plates, and the two ends of the squeezing rollers are respectively rotatably connected to the support plates, the middle parts of the two squeezing rollers are fixedly connected with a transmission shaft, and the two ends of the transmission shaft pass through the slide groove respectively, the side ends of the support plate are installed with an adjustment mechanism, and the adjustment mechanism is away from the squeezing roller, the slide groove is located in the middle of the side end of the adjustment mechanism, the two ends of the transmission shaft are respectively rotatably connected to the adjustment mechanism, a feed hopper is arranged above between the two squeezing rollers, the side end of the feed hopper is fixedly connected with a mounting frame, and the other end of the mounting frame is fixedly connected to the upper end of the support plate; the adjustment mechanism comprises a first motor, a fixed plate, a guide rod, a second motor, an adjustment block, and a bidirectional screw rod, and the fixed plate is fixedly connected to The device is connected to the side end of the support plate, and the fixed plate is far away from the extrusion roller. The fixed plates are respectively located at the two ends of the support plate, and the slide groove is located between the fixed plates and in the middle of the fixed plates. The guide rod and the bidirectional screw rod are respectively located between the fixed plates, and the guide rod and the bidirectional screw rod are symmetrically distributed on the surface of the fixed plate. The first motor is fixedly connected to one end of the fixed plate, and the output end of the first motor is fixedly connected to the bidirectional screw rod, and the two ends of the bidirectional screw rod are respectively rotatably connected to the fixed plate. The adjustment block is provided with two, and the two adjustment blocks are located between the fixed plates. The bidirectional screw rod and the guide rod respectively penetrate the adjustment block, and the two adjustment blocks are respectively symmetrically distributed in the two thread directions of the bidirectional screw rod and are threadedly connected with the bidirectional screw rod. The second motor is respectively fixedly connected to the middle of the side ends of the two adjustment blocks, and the second motor is far away from the support plate. The two transmission shafts are respectively rotatably connected to the middle of the side ends of the two adjustment blocks, and the output ends of the two second motors are respectively fixedly connected to the two transmission shafts. The distance between the two rollers in the plastic purifying machine can be adjusted by the adjustment mechanism, thereby changing the thickness of the plastic processed by extrusion, and improving the applicability of the device.

[0007] According to the double-roller phenolic molding compound continuous and automatic phenolic molding compound smelting machine, the upper end of the base is slidably connected with a collecting tank, and the outer end of the collecting tank is slidably connected with the support plate, so as to collect the processed phenolic molding compound.

[0008] According to the double-roller plasticizer for continuous and automatic plasticizing of phenolic molding materials, a handle is fixedly connected to the middle of the side end of the collecting tank, so that the staff can pull the collecting tank and take it out of the device.

[0009] According to the double-roller phenolic molding compound continuous automatic phenolic molding compound phenolic molding compound phenolic molding compound double-roller ...

[0010] According to the double roller plasticizer for continuous automatic plasticizing of phenolic molding materials, a displacement sensor is installed at the middle of one end of the two adjustment blocks, and the displacement sensor is far away from the fixed plate, so as to detect the distance between the adjustment blocks and facilitate the adjustment of the distance between the rollers.

[0011] According to the double-roller phenolic molding compound continuous automatic phenolic molding compound smelting machine, a brake is installed on the rotating shaft of the first motor to improve the self-locking effect of the first motor on the bidirectional screw rod, and avoid the distance between the rollers changing during the processing, which affects the processing effect of the phenolic molding compound.

[0012] The above scheme has the beneficial effect that the bidirectional screw is driven to rotate by the first motor, so that the bidirectional screw drives the adjustment block to move relatively, thereby adjusting the distance between the two rollers, changing the thickness of the extruded plastic, and improving the applicability of the device.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 It is a three-dimensional structural diagram of a double-roller plastic refining machine for phenolic molding materials for continuous and automatic plastic refining of the utility model;

[0016] Figure 2 It is a cross-sectional structural diagram of a double-roller plastic refining machine for continuous and automatic plastic refining of phenolic molding materials of the utility model;

[0017] Figure 3 It is a three-dimensional structural diagram of the cooperation between the support plate and the adjustment mechanism of a double-roller plasticizer for continuous and automatic plasticizing of phenolic molding materials of the utility model;

[0018] Figure 4 The utility model is a three-dimensional structural diagram of the cooperation between the support plate and the transmission shaft of a double-roller plastic-making machine for continuous and automatic plastic-making of phenolic molding materials.

[0019] Legend:

[0020] 1. Feed hopper; 2. Squeeze roller; 3. Scraper; 4. Collecting trough; 5. Base; 6. Handle; 7. Support plate; 8. Transmission shaft; 9. Adjustment mechanism; 10. Mounting frame; 11. First motor; 12. Fixed plate; 13. Guide rod; 14. Second motor; 15. Adjustment block; 16. Bidirectional screw rod; 17. Slide groove. DETAILED DESCRIPTION

[0021] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0022] Reference Figure 1-4The utility model embodiment is a double-roller plasticizer for continuous automatic plasticizing of phenolic molding materials, which includes: a base 5, a support plate 7 is fixedly connected to the upper end of the base 5, and the support plates 7 are respectively located at the middle of the two side ends of the base 5, and a slide groove 17 is opened at the side end of the support plate 7, two squeezing rollers 2 are arranged between the support plates 7, and the two ends of the squeezing rollers 2 are respectively rotatably connected to the support plates 7, a transmission shaft 8 is fixedly connected to the middle of the two squeezing rollers 2, and the two ends of the transmission shaft 8 pass through the slide groove 17 respectively, and an adjustment mechanism 9 is installed at the side end of the support plate 7 , and the adjusting mechanism 9 is far away from the squeezing roller 2, the slide groove 17 is located in the middle of the side end of the adjusting mechanism 9, the two ends of the transmission shaft 8 are respectively rotatably connected with the adjusting mechanism 9, and a feed hopper 1 is arranged above the two squeezing rollers 2, and the side end of the feed hopper 1 is fixedly connected with a mounting frame 10, and the other end of the mounting frame 10 is fixedly connected with the upper end of the support plate 7; the adjusting mechanism 9 includes a first motor 11, a fixed plate 12, a guide rod 13, a second motor 14, an adjusting block 15, and a bidirectional screw rod 16. The fixed plate 12 is fixedly connected to the side end of the support plate 7, and the fixed The fixed plate 12 is away from the squeezing roller 2, the fixed plates 12 are respectively located at both ends of the support plate 7, and the slide groove 17 is located between the fixed plates 12 and in the middle of the fixed plates 12, the guide rod 13 and the bidirectional screw rod 16 are respectively located between the fixed plates 12, and the guide rod 13 and the bidirectional screw rod 16 are symmetrically distributed on the surface of the fixed plate 12, the first motor 11 is fixedly connected to one end of the fixed plate 12, and the output end of the first motor 11 is fixedly connected to the bidirectional screw rod 16, and the two ends of the bidirectional screw rod 16 are respectively rotatably connected to the fixed plate 12, and the adjustment block 15 is provided with Two, and the two adjusting blocks 15 are located between the fixed plates 12, the bidirectional screw rod 16 and the guide rod 13 respectively pass through the adjusting blocks 15, and the two adjusting blocks 15 are respectively symmetrically distributed in the two thread directions of the bidirectional screw rod 16 and are threadedly connected with the bidirectional screw rod 16, the second motors 14 are respectively fixedly connected to the middle parts of the side ends of the two adjusting blocks 15, and the second motors 14 are away from the support plate 7, the two transmission shafts 8 are respectively rotatably connected to the middle parts of the side ends of the two adjusting blocks 15, and the output ends of the two second motors 14 are respectively fixedly connected to the two transmission shafts 8.

[0023] The upper end of the base 5 is slidably connected to a collecting tank 4 , and the outer end of the collecting tank 4 is slidably connected to the supporting plate 7 .

[0024] A handle 6 is fixedly connected to the middle of the side end of the collecting tank 4 .

[0025] Two scrapers 3 are fixedly connected between the support plates 7, and one end of the scraper 3 is located below the squeezing roller 2, and the other end of the scraper 3 is slidably connected to the bottom of the squeezing roller 2, and the two scrapers 3 are in an eight-shaped shape.

[0026] A displacement sensor is installed at the middle of one end of the two adjustment blocks 15 , and the displacement sensor is far away from the fixing plate 12 .

[0027] A brake is installed on the rotating shaft of the first motor 11 .

[0028] Working principle: When in use, first start the first motor 11 to drive the bidirectional screw 16 to rotate, so that the adjustment block 15 on the bidirectional screw 16 moves relatively, thereby changing the distance between the two extrusion rollers 2, and then put the phenolic molding plastic from the feed hopper 1, the phenolic molding plastic falls between the two extrusion rollers 2 through the feed hopper 1, and the second motor 14 drives the two extrusion rollers 2 to rotate and extrude the phenolic molding plastic through the transmission shaft 8. Finally, the extruded phenolic molding plastic falls into the collecting tank 4 for collection.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A double-roller plasticizer for continuous and automatic plasticizing of phenolic molding materials, comprising: The base (5) is characterized in that a support plate (7) is fixedly connected to the upper end of the base (5), and the support plates (7) are respectively located at the middle of the two side ends of the base (5), and a slide groove (17) is opened at the side end of the support plate (7), two squeezing rollers (2) are arranged between the support plates (7), and the two ends of the squeezing rollers (2) are respectively rotatably connected to the support plates (7), and a transmission shaft (8) is fixedly connected to the middle of the two squeezing rollers (2), and the two ends of the transmission shaft (8) respectively pass through the slide groove (17). 7), an adjusting mechanism (9) is installed at the side end of the support plate (7), and the adjusting mechanism (9) is away from the squeezing roller (2), the slide groove (17) is located in the middle of the side end of the adjusting mechanism (9), the two ends of the transmission shaft (8) are respectively rotatably connected to the adjusting mechanism (9), a feed hopper (1) is arranged above between the two squeezing rollers (2), the side end of the feed hopper (1) is fixedly connected to a mounting frame (10), and the other end of the mounting frame (10) is fixedly connected to the upper end of the support plate (7); The adjusting mechanism (9) comprises a first motor (11), a fixing plate (12), a guide rod (13), a second motor (14), an adjusting block (15), and a bidirectional screw rod (16); the fixing plate (12) is fixedly connected to the side end of the support plate (7), and the fixing plate (12) is far away from the squeezing roller (2); the fixing plates (12) are respectively located at both ends of the support plate (7), and the slide groove (17) is located between the fixing plates (12) and in the middle of the fixing plates (12); the guide rod (13) and the bidirectional screw rod (16) are respectively located between the fixing plates (12), and the guide rod (13) and the bidirectional screw rod (16) are symmetrically distributed on the surface of the fixing plate (12); the first motor (11) is fixedly connected to one end of the fixing plate (12), and the output end of the first motor (11) is connected to the bidirectional screw rod ( The two ends of the bidirectional screw rod (16) are respectively rotatably connected to the fixed plate (12); two adjusting blocks (15) are provided, and the two adjusting blocks (15) are located between the fixed plates (12); the bidirectional screw rod (16) and the guide rod (13) respectively penetrate the adjusting blocks (15); and the two adjusting blocks (15) are respectively symmetrically distributed in the two thread directions of the bidirectional screw rod (16) and are threadedly connected to the bidirectional screw rod (16); the second motor (14) is respectively fixedly connected to the middle of the side ends of the two adjusting blocks (15), and the second motor (14) is away from the support plate (7); the two transmission shafts (8) are respectively rotatably connected to the middle of the side ends of the two adjusting blocks (15); and the output ends of the two second motors (14) are respectively fixedly connected to the two transmission shafts (8).

2. The double-roller plasticizer for continuous and automatic plasticizing of phenolic molding materials according to claim 1, characterized in that: The upper end of the base (5) is slidably connected to a collecting trough (4), and the outer end of the collecting trough (4) is slidably connected to a supporting plate (7).

3. The double-roller plasticizer for continuous and automatic plasticizing of phenolic molding materials according to claim 2, characterized in that: A handle (6) is fixedly connected to the middle portion of the side end of the collecting tank (4).

4. The double-roller plasticizer for continuous and automatic plasticizing of phenolic molding materials according to claim 1, characterized in that: Two scrapers (3) are fixedly connected between the support plates (7), one end of the scraper (3) is located below the squeezing roller (2), the other end of the scraper (3) is slidably connected to the bottom of the squeezing roller (2), and the two scrapers (3) are in an eight-shaped shape.

5. The double-roller plasticizer for continuous and automatic plasticizing of phenolic molding materials according to claim 1, characterized in that: A displacement sensor is installed at the middle of one end of the two adjustment blocks (15), and the displacement sensor is far away from the fixing plate (12).

6. The double-roller plasticizer for continuous and automatic plasticizing of phenolic molding materials according to claim 1, characterized in that: A brake is installed on the rotating shaft of the first motor (11).

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