Rubber raw material mixing device

Abstract

The utility model belongs to the field of rubber production and processing, and particularly relates to a rubber raw material mixing device which comprises a mixing barrel, the top of the mixing barrel is fixedly connected with a top cover, the interior of the top cover is rotatably connected with a rotating shaft, and the top end of the rotating shaft is fixedly connected with one side of a gear set; raw materials in the mixing barrel are stirred through a stirring rod, a second motor drives a scraper frame to rotate, the raw materials attached to the inner wall of the mixing barrel are scraped, the possibility that the raw materials are stacked and solidified in the mixing barrel is reduced, the service life of the device is prolonged, and the stability of the overall structure of the device is improved through rotating connection between a rotating shaft and the scraper frame; and secondly, by opening an exhaust valve on the surface of a through pipe, waste gas generated by machining enters the shell through the through pipe, activated carbon and other solid filtering objects are placed in a filter screen to filter the waste gas, the cleanliness of the device is improved, and the filter screen is clamped into a clamping strip, so that the filter assembly is convenient to disassemble, assemble and maintain.

Description

Technical Field

[0001] The utility model relates to the field of rubber production and processing, in particular to a rubber raw material mixing device. Background Art

[0002] Rubber refers to a highly elastic polymer material with reversible deformation. It is elastic at room temperature and can produce large deformation under a small external force. It can return to its original shape after the external force is removed. Rubber is a completely amorphous polymer with a low glass transition temperature and a large molecular weight of more than hundreds of thousands. In the rubber production and processing process, the raw materials need to be mixed in order to improve the production efficiency of rubber.

[0003] The existing rubber raw material mixing device is not easy to continuously scrape the raw materials on the inner wall of the device, which may cause the raw materials to accumulate and solidify inside the device and reduce the service life of the device. The existing rubber raw material mixing device is not easy to filter the exhaust gas generated in the device, which may reduce the cleanliness of the device.

[0004] Therefore, a rubber raw material mixing device is proposed to address the above problems. Utility Model Content

[0005] In order to remedy the problems in the prior art, the utility model provides a rubber raw material mixing device.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a rubber raw material mixing device described in the utility model comprises a mixing barrel, a top cover is fixedly connected to the top of the mixing barrel, a rotating shaft is rotatably connected inside the top cover, the top of the rotating shaft is fixedly connected to one side of a gear set, the other side of the gear set is fixedly connected to the output end of a first motor, the bottom of the mixing barrel is fixedly connected to a second motor, one end of a through pipe is fixedly connected to the side of the mixing barrel near the top, the other end of the through pipe is fixedly connected to a filter assembly, an exhaust valve is fixedly provided on the surface of the through pipe, a discharge valve is fixedly connected to the bottom of the mixing barrel, and supporting feet are fixedly connected to the bottom of the mixing barrel near the surroundings.

[0007] Preferably, the filter assembly comprises a shell, a top plate is fixedly connected to the top of the shell, a clamping strip is fixedly connected to the inner wall of the shell, a filter screen is clamped and installed inside the clamping strip, and an air outlet pipe is fixedly connected to one side of the shell.

[0008] Preferably, the number of the filter screens is three, and the three filter screens are equidistantly distributed on the inner wall of the housing.

[0009] Preferably, a feed pipe is fixedly connected to the top surface of the top cover, and a cover plate is snap-fitted and installed on the top of the feed pipe.

[0010] Preferably, a scraper frame is rotatably connected to the inner wall of the mixing barrel near the bottom, the bottom surface of the scraper frame passes through the mixing barrel and is fixedly connected to the output end of the second motor, and the surface of the scraper frame fits tightly against the inner wall of the scraper frame.

[0011] Preferably, a stirring rod is fixedly connected around the surface of the rotating shaft, the surface of the rotating shaft passes through the interior of the scraper frame, and the rotating shaft is rotatably connected to the scraper frame.

[0012] The utility model is beneficial in that:

[0013] 1. The utility model stirs the raw materials in the mixing barrel by the stirring rod, and the second motor drives the scraper frame to rotate to scrape the raw materials attached to the inner wall of the mixing barrel, thereby reducing the possibility of accumulation and solidification of the raw materials in the mixing barrel and prolonging the service life of the device. The rotation connection between the rotating shaft and the scraper frame improves the stability of the overall structure of the device;

[0014] 2. The utility model opens the exhaust valve on the surface of the through-tube, and the waste gas generated by the processing enters the shell through the through-tube. The solid filter such as activated carbon is placed inside the filter to filter the waste gas, thereby improving the cleanliness of the device. The filter assembly can be easily disassembled and maintained by fitting the filter inside the card strip. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 This is a schematic diagram of the structure of a mixing barrel of the utility model;

[0017] Figure 2 This is a schematic diagram of the stirring rod structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the shell structure of the utility model;

[0019] Figure 4 It is a schematic diagram of the through pipe structure of the utility model.

[0020] In the figure: 1. mixing barrel; 2. top cover; 3. rotating shaft; 4. stirring rod; 5. gear set; 6. first motor; 7. feed pipe; 8. cover plate; 9. second motor; 10. scraper frame; 11. discharge valve; 12. through pipe; 13. exhaust valve; 14. filter assembly; 141. outer shell; 142. top plate; 143. clamping strip; 144. filter screen; 145. exhaust pipe; 15. supporting foot. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-Figure 4 As shown, a rubber raw material mixing device comprises a mixing barrel 1, a top cover 2 is fixedly connected to the top of the mixing barrel 1, a rotating shaft 3 is rotatably connected inside the top cover 2, one side of a gear set 5 is fixedly connected to the top of the rotating shaft 3, the other side of the gear set 5 is fixedly connected to the output end of a first motor 6, a second motor 9 is fixedly connected to the bottom of the mixing barrel 1, one end of a through pipe 12 is fixedly connected to the side of the mixing barrel 1 near the top, a filter assembly 14 is fixedly connected to the other end of the through pipe 12, an exhaust valve 13 is fixedly arranged on the surface of the through pipe 12, a discharge valve 11 is fixedly connected to the bottom surface of the mixing barrel 1, and support feet 15 are fixedly connected to the bottom surface of the mixing barrel 1 near the surroundings;

[0023] Furthermore, the filter assembly 14 includes a housing 141, a top plate 142 is fixedly connected to the top of the housing 141, a clamping strip 143 is fixedly connected to the inner wall of the housing 141, a filter screen 144 is clamped and installed inside the clamping strip 143, and an air outlet pipe 145 is fixedly connected to one side of the housing 141;

[0024] During operation, the filter screen 144 is installed by means of the internal engagement of the clamping strip 143 , which facilitates the disassembly and assembly of the filter screen 144 , thereby improving the cleaning and maintenance efficiency of the workers.

[0025] Furthermore, the number of the filter screens 144 is three, and the three filter screens 144 are equidistantly distributed on the inner wall of the housing 141;

[0026] During operation, the interior of the housing 141 is divided into two spaces of equal size by means of the structural design that three filter screens 144 are evenly distributed on the inner wall of the housing 141, so that it is convenient to add filter materials to improve the cleanliness of the device.

[0027] Furthermore, a feed pipe 7 is fixedly connected to the top surface of the top cover 2, and a cover plate 8 is mounted on the top of the feed pipe 7;

[0028] During operation, the structural design of the cover plate 8 being mounted on the top of the feed pipe 7 facilitates the disassembly and assembly of the cover plate 8 for adding raw materials, thereby improving the work efficiency of the user.

[0029] Furthermore, a scraper frame 10 is rotatably connected to the inner wall of the mixing barrel 1 near the bottom surface, the bottom surface of the scraper frame 10 passes through the mixing barrel 1 and is fixedly connected to the output end of the second motor 9, and the surface of the scraper frame 10 is tightly fitted to the inner wall of the scraper frame 10;

[0030] During operation, the output end of the second motor 9 is fixedly connected to the bottom surface of the scraper frame 10, and the surface of the scraper frame 10 is tightly fitted to the inner wall of the scraper frame 10. The scraper frame 10 scrapes the raw materials on the inner wall of the mixing barrel 1 to reduce the situation where the raw materials adhere to and solidify in the mixing barrel 1.

[0031] Furthermore, a stirring rod 4 is fixedly connected around the surface of the rotating shaft 3, the surface of the rotating shaft 3 passes through the interior of the scraper frame 10, and the rotating shaft 3 is rotatably connected to the scraper frame 10;

[0032] During operation, the surface of the rotating shaft 3 penetrates the interior of the scraper frame 10, and the rotating shaft 3 and the scraper frame 10 are rotatably connected, so that the rotating shaft 3 and the scraper frame 10 are limited to each other, thereby increasing the stability of the rotating shaft 3 and the scraper frame 10 during operation.

[0033] Working principle: when mixing the rubber raw materials, first open the cover plate 8 and add the raw materials into the mixing barrel 1 through the feed pipe 7, start the first motor 6 through the external power supply, the first motor 6 drives the gear set 5 to rotate the rotating shaft 3, and the stirring rod 4 stirs the raw materials in the mixing barrel 1, and starts the second motor 9 through the external power supply, and the second motor 9 drives the scraper frame 10 to rotate, and the raw materials attached to the inner wall of the mixing barrel 1 are scraped off to reduce the possibility of accumulation and solidification of the raw materials in the mixing barrel 1, and the rotation connection between the rotating shaft 3 and the scraper frame 10 improves the stability of the overall structure of the device, and at the same time, the exhaust valve 13 on the surface of the through pipe 12 is opened, and the waste gas generated by the processing enters the outer shell 141 through the through pipe 12, and the waste gas is filtered by placing solid filter materials such as activated carbon inside the filter screen 144, and the filter assembly 14 is conveniently disassembled and maintained by engaging the filter screen 144 with the inside of the card strip 143.

[0034] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A rubber raw material mixing device, comprising a mixing barrel (1), characterized in that: The top of the mixing barrel (1) is fixedly connected to a top cover (2), the interior of the top cover (2) is rotatably connected to a rotating shaft (3), the top end of the rotating shaft (3) is fixedly connected to one side of a gear set (5), the other side of the gear set (5) is fixedly connected to the output end of a first motor (6), the bottom of the mixing barrel (1) is fixedly connected to a second motor (9), the side of the mixing barrel (1) near the top is fixedly connected to one end of a through pipe (12), the other end of the through pipe (12) is fixedly connected to a filter assembly (14), the surface of the through pipe (12) is fixedly provided with an exhaust valve (13), the bottom surface of the mixing barrel (1) is fixedly connected to a discharge valve (11), and the bottom surface of the mixing barrel (1) near the surroundings is fixedly connected to support feet (15).

2. A rubber raw material mixing device according to claim 1, characterized in that: The filter assembly (14) comprises a shell (141), the top of the shell (141) is fixedly connected to a top plate (142), the inner wall of the shell (141) is fixedly connected to a clamping strip (143), a filter screen (144) is mounted in a clamping manner inside the clamping strip (143), and one side of the shell (141) is fixedly connected to an air outlet pipe (145).

3. A rubber raw material mixing device according to claim 2, characterized in that: The number of the filter screens (144) is three, and the three filter screens (144) are distributed at equal distances on the inner wall of the outer shell (141).

4. A rubber raw material mixing device according to claim 1, characterized in that: A feed pipe (7) is fixedly connected to the top surface of the top cover (2), and a cover plate (8) is snap-fitted and mounted on the top of the feed pipe (7).

5. The rubber raw material mixing device according to claim 1, characterized in that: A scraper frame (10) is rotatably connected to the inner wall of the mixing barrel (1) near the bottom surface; the bottom surface of the scraper frame (10) passes through the mixing barrel (1) and is fixedly connected to the output end of the second motor (9); the surface of the scraper frame (10) is tightly fitted to the inner wall of the scraper frame (10).

6. A rubber raw material mixing device according to claim 1, characterized in that: The surface of the rotating shaft (3) is surrounded and fixedly connected with a stirring rod (4), the surface of the rotating shaft (3) passes through the interior of the scraper frame (10), and the rotating shaft (3) is rotatably connected to the scraper frame (10).

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