Raw material weighing device for rubber compound preparation

Abstract

The utility model relates to the technical field of weighing devices, and discloses a raw material weighing device for rubber compound preparation, which comprises a material storage box and a stirring assembly arranged in the material storage box, the rotating shaft rod is rotationally connected with the top wall face of an inner cavity of the storage box, the stirring rods are evenly distributed on the outer wall face of the rotating shaft rod, the conical spines are evenly distributed on the outer wall faces of the stirring rods, and a feeding pipe and a discharging opening are formed in the left portion of the top end of the storage box and the middle portion of the bottom end of the storage box respectively. A weighing box body is arranged at the bottom end of the storage box in a communicating mode, an inlet and an outlet are formed in the left portion of the top end and the right portion of the bottom end of the weighing box body in a penetrating mode respectively, a weighing mechanism is arranged in the weighing box body, a containing groove is formed in the right wall face in the inlet, and a sealing mechanism is arranged in the containing groove. According to the utility model, by arranging the weighing mechanism and the sealing mechanism, the weighing operation of the equipment is simplified, the labor intensity of workers is reduced, and the material weighing efficiency of the equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of weighing devices, in particular to a raw material weighing device for preparing mixed rubber. Background Art

[0002] After searching, application number 202121433959.6 discloses a raw material weighing device for preparing rubber compound, including a storage box, a feeding channel is provided at the bottom of the storage box, legs are provided on the sides of the storage box, and the bottom of the feeding channel is connected to a material holding box, the material holding box includes a fixed box body and a movable hopper, the bottom of the movable hopper is provided with a discharge port, a first switch is provided at the discharge port, and a second switch is provided at the feeding channel; the top of the fixed box body is connected to the feeding channel, and the bottom has an opening.

[0003] During use, a raw material weighing device for preparing rubber compound disclosed in this patent application uses a second motor to drive a main shaft and a stirring rod to stir the raw materials inside a storage box, then opens a feeding channel through a second switch to allow the raw materials inside the storage box to fill the containing box, then closes the feeding channel through the second switch, and finally opens a discharging port through the first switch to discharge the raw materials inside the containing box, thereby completing the raw material weighing operation. However, during such use, since the raw materials need to pass through the storage box and the containing box in sequence, the weighing efficiency of the raw materials by the equipment is low, and the staff needs to control the opening and closing of the feeding channel and the discharging port through the first switch and the second switch, which is cumbersome to operate and brings inconvenience to the use of the equipment. Therefore, we propose a raw material weighing device for preparing rubber compound. Utility Model Content

[0004] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a raw material weighing device for preparing mixed rubber.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a raw material weighing device for preparing compound rubber, comprising a material storage box and a stirring assembly arranged inside the material storage box, the stirring assembly comprising a rotating shaft rotatably connected to the top wall surface of the inner cavity of the material storage box, stirring rods evenly distributed on the outer wall surface of the rotating shaft, and conical protrusions evenly distributed on the outer wall surface of the stirring rods, a feeding pipe and a discharge port are respectively arranged at the top left part and the middle part of the bottom end of the material storage box, a weighing box body is connected to the bottom end of the material storage box, an inlet and a discharge port are respectively penetrated through the top left part and the bottom right part of the weighing box body, a weighing mechanism is arranged inside the weighing box body, the weighing mechanism comprises a conveyor belt arranged in the inner cavity of the weighing box body and a conveying baffle evenly distributed and fixedly installed on the outer wall surface of the conveyor belt, a receiving groove is arranged on the right wall surface inside the inlet, a closing mechanism is arranged inside the receiving groove, and the closing mechanism comprises a sealing plate arranged inside the receiving groove and adjustable left and right.

[0006] Furthermore, four supporting legs distributed in a matrix are fixedly mounted on the bottom end of the storage box.

[0007] Furthermore, a stirring motor is fixedly installed in the middle of the top wall of the material storage box, and the top end of the rotating shaft penetrates the top wall of the inner cavity of the material storage box and is fixedly installed with the output end of the stirring motor.

[0008] Furthermore, a cleaning frame is fixedly mounted on the outer wall surface of the rotating shaft, and the outer wall surface of the cleaning frame is adapted to and in close contact with the side wall surface of the inner cavity of the material storage box.

[0009] Furthermore, the weighing box has transmission rollers symmetrically connected to the upper and lower sides thereof for rotation, the transmission belt is connected to the outer walls of the two transmission rollers, and the ends of the plurality of conveying baffles away from the transmission belt are in close contact with the side walls of the inner cavity of the weighing box.

[0010] Furthermore, a conveying motor is fixedly installed on the upper side of the front wall of the weighing box, and the front end of the transmission roller located at the upper position penetrates the front wall of the inner cavity of the weighing box and is fixedly installed with the output end of the conveying motor.

[0011] Furthermore, one end of each of the plurality of conveying baffles away from the conveyor belt is fixedly connected with a cleaning scraper which is in close contact with the side wall of the inner cavity of the weighing box.

[0012] Furthermore, an adjusting threaded hole is provided on the right wall surface of the sealing plate, and an adjusting threaded rod is threadedly connected inside the adjusting threaded hole and is rotatably connected to the left inner wall surface of the receiving groove.

[0013] Furthermore, an adjusting motor is fixedly mounted on the right wall of the weighing box, and the right end of the adjusting threaded rod passes through the right inner wall of the storage slot and is fixedly mounted on the output end of the adjusting motor.

[0014] Furthermore, a controller is fixedly installed on the lower side of the front wall of the weighing box, and the stirring motor, the conveying motor, the regulating motor and the controller are all electrically connected.

[0015] Beneficial Effects

[0016] The utility model provides a raw material weighing device for preparing mixed rubber, which has the following beneficial effects:

[0017] 1. A raw material weighing device for preparing rubber compound is provided with a weighing mechanism and a closing mechanism. When in use, the material to be processed is poured into the inner cavity of the storage box through a feed pipe, and the stirring motor is turned on by a controller. The output end of the stirring motor drives the stirring rod and the conical thorn to rotate by rotating the shaft rod to break the agglomerated material. The output end of the adjusting motor is controlled by the controller to drive the adjusting threaded rod to rotate, forcing the sealing plate threadedly connected with the adjusting threaded rod through the adjusting threaded hole to move rightward to the inside of the storage tank to open the inlet. At this time, the material in the inner cavity of the storage box is discharged through the discharge port and the discharge port under the action of its own gravity. The entrance is into the weighing box, and the conveying motor is turned on by the controller. The output end of the conveying motor drives the conveying baffle on the conveyor belt through the transmission roller to drive the material to move downward and discharge it through the discharge port. Since the amount of material discharged by the conveying baffle per unit time is fixed, the opening time of the conveying motor can be controlled by the controller to control the discharge amount of the material of the equipment, that is, to complete the weighing operation of the equipment on the material. The above operation is simple and practical, which simplifies the weighing operation of the equipment, reduces the labor intensity of the staff, improves the weighing efficiency of the equipment on the material, and improves the practicality of the equipment.

[0018] 2. This raw material weighing device for preparing rubber compound is provided with a cleaning frame. When the output end of the stirring motor drives the rotating shaft to rotate, the rotating shaft drives the cleaning frame to move along the side wall of the inner cavity of the storage box to perform a scraping operation, so that the material in the inner cavity of the storage box can be fully discharged, thereby improving the convenience of using the equipment.

[0019] 3. This raw material weighing device for preparing rubber compound is provided with a cleaning scraper. When the output end of the conveying motor drives the conveying baffle to move through the transmission roller, the conveying baffle drives the cleaning scraper to move along the side wall of the inner cavity of the weighing box to perform a scraping operation, so that the material inside the weighing box can be fully discharged, thereby improving the accuracy of the equipment's material metering operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the conditions under which the utility model can be implemented, so they have no substantial technical significance.

[0021] Figure 1 This is a schematic diagram of the structure of a raw material weighing device for preparing rubber compound according to the utility model;

[0022] Figure 2 This is a cross-sectional view of a raw material weighing device for preparing rubber compound according to the utility model;

[0023] Figure 3 for Figure 2 A is an enlarged schematic diagram.

[0024] Legend:

[0025] 10. Storage box; 11. Support legs; 12. Feed pipe; 13. Rotating shaft; 14. Stirring rod; 15. Conical spur; 16. Stirring motor; 17. Cleaning frame; 18. Discharge port; 19. Weighing box; 20. Inlet port; 21. Discharge port; 22. Conveyor roller; 23. Conveyor belt; 24. Conveying baffle; 25. Conveying motor; 26. Cleaning scraper; 27. Storage trough; 28. Sealing plate; 29. ​​Adjustment threaded hole; 30. Adjustment threaded rod; 31. Adjustment motor; 32. Controller. DETAILED DESCRIPTION

[0026] A raw material weighing device for preparing rubber compound, such as Figure 1-3As shown, it includes a material storage box 10 and a stirring assembly arranged inside the material storage box 10, the stirring assembly includes a rotating shaft 13 rotatably connected to the top wall of the inner cavity of the material storage box 10, stirring rods 14 evenly distributed on the outer wall of the rotating shaft 13, and conical spurs 15 evenly distributed on the outer wall of the stirring rod 14, the bottom end of the material storage box 10 is fixedly installed with four supporting legs 11 distributed in a matrix, the middle part of the top wall of the material storage box 10 is fixedly installed with a stirring motor 16, the top end of the rotating shaft 13 passes through the top wall of the inner cavity of the material storage box 10 and is fixedly installed with the output end of the stirring motor 16, and the outer wall of the rotating shaft 13 is fixedly installed with a cleaning frame 1 7. The outer wall surface of the cleaning frame 17 is adapted to and in close contact with the side wall surface of the inner cavity of the material storage box 10. The top left part and the bottom middle part of the material storage box 10 are respectively provided with a feed pipe 12 and a discharge port 18. The bottom end of the material storage box 10 is connected to a weighing box 19. The top left part and the bottom right part of the weighing box 19 are respectively penetrated with an inlet 20 and a discharge port 21. A weighing mechanism is arranged inside the weighing box 19. The weighing mechanism includes a conveyor belt 23 arranged in the inner cavity of the weighing box 19 and a conveying baffle 24 evenly distributed and fixedly installed on the outer wall surface of the conveyor belt 23. The upper and lower sides of the weighing box 19 are symmetrically rotated and connected with a conveying roller 22. The conveyor belt 23 is connected to the outer wall surface of the two conveyor rollers 22, and the ends of the multiple conveyor baffles 24 away from the conveyor belt 23 are in close contact with the inner cavity side wall surface of the weighing box 19. A conveyor motor 25 is fixedly installed on the upper side of the front wall surface of the weighing box 19. The front end of the conveyor roller 22 located at the upper position passes through the inner cavity front wall surface of the weighing box 19 and is fixedly installed with the output end of the conveyor motor 25. The ends of the multiple conveyor baffles 24 away from the conveyor belt 23 are fixedly connected with a cleaning scraper 26 in close contact with the inner cavity side wall surface of the weighing box 19. A receiving groove 27 is provided on the right wall surface of the entrance 20, and a closing mechanism is arranged inside the receiving groove 27. The closing mechanism includes A sealing plate 28 is arranged inside the storage groove 27 and can be adjusted left and right. An adjusting threaded hole 29 is opened on the right wall of the sealing plate 28. An adjusting threaded rod 30 is threadedly connected to the left inner wall of the storage groove 27. An adjusting motor 31 is fixedly installed on the right wall of the weighing box 19. The right end of the adjusting threaded rod 30 passes through the right inner wall of the storage groove 27 and is fixedly installed on the output end of the adjusting motor 31. A controller 32 is fixedly installed on the lower side of the front wall of the weighing box 19. The stirring motor 16, the conveying motor 25, the adjusting motor 31 and the controller 32 are all electrically connected. The controller 32 is a prior art and will not be described in detail.

[0027] The working principle of the utility model is as follows: when in use, the material to be processed is poured into the inner cavity of the storage box 10 through the feed pipe 12, and the stirring motor 16 is turned on by the controller 32. The output end of the stirring motor 16 drives the stirring rod 14 and the conical thorn 15 to rotate by the rotating shaft 13 to break the agglomerated material, and the output end of the adjusting motor 31 is controlled by the controller 32 to drive the adjusting threaded rod 30 to rotate, forcing the sealing plate 28 threadedly connected with the adjusting threaded rod 30 through the adjusting threaded hole 29 to move rightward to the inside of the storage groove 27 to open the inlet 20. At this time, the material in the inner cavity of the storage box 10 enters the weighing box 19 through the discharge port 18 and the inlet port 20 under the action of its own gravity, and the conveying motor 25 is controlled to be turned on by the controller 32. The output end of the conveying motor 25 drives the conveying baffle 24 on the conveying belt 23 through the transmission roller 22 to drive the material to move downward and discharge it through the discharge port 21. The amount of animal material discharged is fixed, so the opening time of the conveying motor 25 can be controlled by the controller 32 to control the discharge amount of the material of the device, that is, to complete the weighing operation of the device on the material. The above operation is simple and practical, simplifies the weighing operation of the device, reduces the labor intensity of the staff, improves the weighing efficiency of the device on the material, and improves the practicality of the device; when the output end of the stirring motor 16 drives the rotating shaft 13 to rotate, the rotating shaft 13 drives the cleaning frame 17 to move along the side wall surface of the inner cavity of the storage box 10 to perform a scraping operation, so that the material in the inner cavity of the storage box 10 can be fully discharged, and the convenience of using the device is improved; when the output end of the conveying motor 25 drives the conveying baffle 24 to move through the transmission roller 22, the conveying baffle 24 drives the cleaning scraper 26 to move along the side wall surface of the inner cavity of the weighing box 19 to perform a scraping operation, so that the material inside the weighing box 19 can be fully discharged, and the accuracy of the material metering operation of the device is improved.

[0028] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry 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 will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A raw material weighing device for preparing a rubber compound, comprising a material storage box (10) and a stirring assembly arranged inside the material storage box (10), the stirring assembly comprising a rotating shaft (13) rotatably connected to the top wall surface of the inner cavity of the material storage box (10), stirring rods (14) evenly distributed on the outer wall surface of the rotating shaft (13), and conical protrusions (15) evenly distributed on the outer wall surface of the stirring rod (14), characterized in that: The top left portion and the bottom middle portion of the material storage box (10) are respectively provided with a feed pipe (12) and a discharge port (18); the bottom end of the material storage box (10) is connected to a weighing box (19); the top left portion and the bottom right portion of the weighing box (19) are respectively penetrated with an inlet (20) and a discharge port (21); a weighing mechanism is arranged inside the weighing box (19); the weighing mechanism comprises a conveyor belt (23) arranged in the inner cavity of the weighing box (19) and a conveying baffle (24) evenly distributed and fixedly installed on the outer wall surface of the conveyor belt (23); a receiving groove (27) is opened on the right wall surface inside the inlet (20); a sealing mechanism is arranged inside the receiving groove (27); the sealing mechanism comprises a sealing plate (28) arranged inside the receiving groove (27) and adjustable left and right.

2. The raw material weighing device for preparing rubber compound according to claim 1, characterized in that: Four supporting legs (11) distributed in a matrix are fixedly mounted on the bottom end of the storage box (10).

3. The raw material weighing device for preparing rubber compound according to claim 1, characterized in that: A stirring motor (16) is fixedly mounted on the middle of the top wall of the material storage box (10); the top end of the rotating shaft (13) penetrates the top wall of the inner cavity of the material storage box (10) and is fixedly mounted on the output end of the stirring motor (16); a cleaning frame (17) is fixedly mounted on the outer wall of the rotating shaft (13); the outer wall of the cleaning frame (17) is adapted to and in close contact with the side wall of the inner cavity of the material storage box (10).

4. The raw material weighing device for preparing rubber mix according to claim 3, characterized in that: The weighing box (19) is internally provided with transmission rollers (22) symmetrically rotatably connected at upper and lower sides, a transmission belt (23) is connected to the outer wall surfaces of the two transmission rollers (22), a plurality of transmission baffles (24) are in close contact with the inner cavity side wall surface of the weighing box (19) at one end away from the transmission belt (23), a transmission motor (25) is fixedly mounted on the upper side of the front wall surface of the weighing box (19), and the front end of the transmission roller (22) located at the upper position penetrates the inner cavity front wall surface of the weighing box (19) and is fixedly mounted to the output end of the transmission motor (25).

5. The raw material weighing device for preparing rubber compound according to claim 1, characterized in that: The ends of the plurality of conveying baffles (24) away from the conveyor belt (23) are all fixedly connected with a cleaning scraper (26) which is in close contact with the side wall surface of the inner cavity of the weighing box (19).

6. The raw material weighing device for preparing rubber mix according to claim 4, characterized in that: The right wall surface of the sealing plate (28) is provided with an adjusting threaded hole (29), the inner thread of the adjusting threaded hole (29) is connected with an adjusting threaded rod (30) rotatably connected to the left inner wall surface of the receiving groove (27), the right wall surface of the weighing box (19) is fixedly mounted with an adjusting motor (31), the right end of the adjusting threaded rod (30) passes through the right inner wall surface of the receiving groove (27) and is fixedly mounted with the output end of the adjusting motor (31).

7. The raw material weighing device for preparing rubber mix according to claim 6, characterized in that: A controller (32) is fixedly mounted on the lower side of the front wall of the weighing box (19), and the stirring motor (16), the conveying motor (25), the regulating motor (31) and the controller (32) are all electrically connected.

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