An automatic quantitative weighing device

Abstract

The present invention provides an automatic quantitative weighing device, belonging to the field of material transportation; it includes a mounting plate and a feed housing. A feed housing and a partition assembly are fixedly connected to the top surface of the mounting plate. A feed assembly is arranged inside the feed housing, and two annular plates and a rotation driving assembly are arranged inside the mounting plate. A number of round shells are uniformly and fixedly connected to the upper annular plate. The center diameter of the round shell is larger than the diameters on both sides, and a weighing device is arranged in the inner cavity. A stirring and discharging assembly is arranged in the inner cavity of the round shell. In the present invention, the lower annular plate is driven to rotate by a second motor, and the annular plate can drive the conveying assembly to rotate together to realize the adjustment operation of the material output position. And driven by a fourth motor, the fourth rotating shaft can drive the conveying roller to rotate, and the conveying roller drives the conveyor belt to move, so that the material can be conveyed to a designated position, improving the adaptability of material transportation and facilitating production use.

Description

Technical Field

[0001] The present invention relates to the technical field of material conveying, and particularly relates to an automatic quantitative weighing device. Background Art

[0002] The quantitative weighing and conveying of materials are not only the core guarantee for the smooth progress of the production process in many fields such as industrial production, food processing, and chemical engineering, but also the key factors determining product quality, production efficiency, and safety and environmental protection levels.

[0003] Currently, when the weighing equipment for material conveying in the prior art is in use, many of them realize the feeding and discharging operations based on gravity feeding. In the actual weighing process, due to reasons such as the nature of the material itself or the particle size, it is easy to have the situation of excessive material filling or incomplete material discharge, resulting in a reduction in production quality; moreover, the traditional automatic quantitative weighing device is generally fixedly arranged, and the weighed material can only be discharged and conveyed at a specific position. In the actual production process, the positions set for different equipment and different materials are different, resulting in great inconvenience for the conveying of materials.

[0004] For the above reasons, the present invention proposes an automatic quantitative weighing device, which can effectively solve the problems of material weighing error and conveying inconvenience in the prior art. Summary of the Invention

[0005] The technical problem to be solved by the present invention is to provide an automatic quantitative weighing device with the advantages of improving the weighing accuracy of materials and facilitating the conveying of materials.

[0006] To solve the above technical problem, the present invention provides the following technical solutions:

[0007] An automatic quantitative weighing device includes a mounting plate. On the top surface of the mounting plate, a feeding shell and a separating component are fixedly connected. A feeding component is arranged in the feeding shell. Two annular plates and a rotary driving component are arranged in the mounting plate. A plurality of circular shells are evenly and fixedly connected to the upper annular plate. The center diameter of the circular shell is larger than the diameters on both sides, and a weighing device is arranged in the inner cavity. A stirring and discharging component is arranged in the inner cavity of the circular shell. A conveying component is arranged on the lower annular plate.

[0008] Preferably, the separating component includes a horizontal groove. A horizontal groove communicating with the feeding shell is opened on the top surface of the mounting plate. An L-shaped movable plate is movably connected in the horizontal groove. A through hole having the same inner diameter as the bottom surface of the feeding shell is opened on the side wall of the movable plate. An electric push rod fixed to the mounting plate is fixedly connected to the side wall of the movable plate.

[0009] Preferably, the feeding assembly includes a horizontal plate which is fixedly connected to the top surface of the feeding shell, and a first motor is fixedly connected to the center of the side wall. A first rotating shaft is fixedly connected to the rotor of the first motor. The first rotating shaft is inserted into the inner cavity of the feeding shell, and a spiral blade is fixedly connected to the side wall thereof.

[0010] Preferably, the rotary driving assembly includes an annular rack. The annular racks are fixedly connected to the outer walls of the two annular plates respectively. The annular racks are each engaged with a first gear. The center of the side wall of the first gear is fixedly connected to a second rotating shaft, and a second motor fixed to the mounting plate is fixedly connected to the second rotating shaft.

[0011] Preferably, the stirring and discharging assembly includes a circular plate. The diameter of the circular plate is the same as the inner diameter of the top surface of the circular shell and is fixedly connected to the weighing device. A vertical shaft is fixedly connected to the center of the bottom surface of the circular plate. The bottom end of the vertical shaft extends out of the bottom surface of the circular shell and is fixedly connected to a baffle. An inner shell is movably connected to the side wall of the vertical shaft, and a plurality of connecting rods are fixedly connected thereto. Stirring rods are fixedly connected to the connecting rods.

[0012] Preferably, the inner shell is fixedly connected to the circular shell, and a third motor is fixedly connected to the inner cavity thereof. A third rotating shaft is fixedly connected to the third motor. A second gear is fixedly connected to the third rotating shaft. A gear column fixedly connected to the vertical shaft is engaged with one side of the second gear.

[0013] Preferably, the conveying assembly includes a fixing plate. Side grooves are formed in the lower annular plate. Two fixing plates are fixedly connected in the side grooves. Two fourth rotating shafts are movably connected between the two fixing plates.

[0014] Preferably, a fourth motor fixed to the fixing plate is fixedly connected to one of the fourth rotating shafts. Conveying rollers are fixedly connected to the two fourth rotating shafts respectively. The same conveyor belt is sleeved on the two conveying rollers.

[0015] Preferably, a plurality of fixing rods are uniformly distributed and fixedly connected to the inner wall of the annular plate. The same fixing ring is fixedly connected to the plurality of fixing rods. The same vertical rod is movably connected between the two fixing rings. A support plate is fixedly connected to the bottom end of the vertical rod.

[0016] Preferably, the top surface of the baffle is arc-shaped and is matched with the bottom surface of the circular shell. A ball is movably connected to the center of the bottom surface of the baffle.

[0017] Compared with the prior art, the present invention has at least the following beneficial effects:

[0018] During the material filling of the present invention, the rotation of the spiral blade can convey the material in the inner cavity of the feed housing to the inner part of the circular shell, avoiding the blockage of the material or the weighing error caused by too fast entry, improving the precision of quantitative weighing. When discharging the material, the vertical shaft drives the circular plate and the connecting rod to rotate. The rotation of the circular plate can slide the material into the inner cavity below the circular shell, and the connecting rod drives the stirring rod to stir the material, enabling all the quantitative material to be discharged from the inner cavity of the circular shell, avoiding the weighing error caused by material residue, and improving the precision during the use of the quantitative weighing device;

[0019] In the present invention, the second motor drives the lower annular plate to rotate, and the annular plate can drive the conveying assembly to rotate together, realizing the adjustment operation of the material output position. And driven by the fourth motor, the fourth rotating shaft drives the conveying roller to rotate, and the conveying roller drives the conveyor belt to move, so that the material can be conveyed to the designated position, improving the adaptability of material conveying and facilitating production use. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is the front three-dimensional structure schematic diagram of the present invention;

[0021] Figure 2 is the side three-dimensional structure schematic diagram of the present invention;

[0022] Figure 3 is the transverse cross-sectional three-dimensional structure schematic diagram of the present invention;

[0023] Figure 4 is the three-dimensional structure schematic diagram on one side of the mounting plate of the present invention;

[0024] Figure 5 is the three-dimensional structure schematic diagram of the inner cavity of the circular shell of the present invention;

[0025] Figure 6 is the three-dimensional structure schematic diagram on the annular plate of the present invention;

[0026] Figure 7 is the three-dimensional structure schematic diagram of the separation assembly of the present invention;

[0027] Figure 8 is the three-dimensional structure schematic diagram of the conveying assembly of the present invention.

[0028] DESCRIPTION OF THE REFERENCE NUMERALS

[0029] 1. Mounting plate; 2. Feeding shell; 3. Partition assembly; 4. Feeding assembly; 5. Annular plate; 6. Rotation drive assembly; 7. Circular shell; 8. Weighing device; 9. Stirring and discharging assembly; 10. Conveying assembly; 11. Movable plate; 12. Through hole; 13. Electric push rod; 14. Horizontal plate; 15. First motor; 16. First rotating shaft; 17. Spiral blade; 18. Annular rack; 19. First gear; 20. Second rotating shaft; 21. Second motor; 22. Circular plate; 23. Vertical shaft; 24. Baffle; 25. Inner shell; 26. Connecting rod; 27. Stirring rod; 28. Third motor; 29. Third rotating shaft; 30. Second gear; 31. Gear column; 32. Fixed plate; 33. Fourth rotating shaft; 34. Fourth motor; 35. Conveying roller; 36. Conveyor belt; 37. Fixed rod; 38. Fixed ring; 39. Vertical rod; 40. Support plate; 41. Ball.

[0030] As shown in the figure, in order to clearly implement the structure of the embodiments of the present invention, specific structures and devices are marked in the figure. However, this is only for schematic needs and is not intended to limit the present invention to this specific structure, device, and environment. According to specific needs, those of ordinary skill in the art can adjust or modify these devices and environments, and the adjustments or modifications still fall within the scope of the appended claims. Detailed implementation manners

[0031] The following describes in detail an automatic quantitative weighing device provided by the present invention with reference to the accompanying drawings and specific embodiments. At the same time, it should be noted here that in order to make the embodiments more detailed, the following embodiments are the best and preferred embodiments. For some well-known technologies, those skilled in the art can also adopt other alternative methods for implementation; moreover, the accompanying drawings are only for more specifically describing the embodiments and are not intended to specifically limit the present invention.

[0032] As Figure 1-8 shown, an embodiment of the present invention provides an automatic quantitative weighing device, including a mounting plate 1. A feeding shell 2 and a partition assembly 3 are fixedly connected to the top surface of the mounting plate 1. The partition assembly 3 includes a horizontal groove. A horizontal groove communicating with the feeding shell 2 is opened on the top surface of the mounting plate 1. An L-shaped movable plate 11 is movably connected in the horizontal groove. A through hole 12 having the same inner diameter as the bottom surface of the feeding shell 2 is opened on the side wall of the movable plate 11. An electric push rod 13 fixed to the mounting plate 1 is fixedly connected to the side wall of the movable plate 11;

[0033] In the technical solution of this embodiment, the electric push rod 13 can drive the movable plate 11 to move in the horizontal groove on the mounting plate 1. When the through hole 12 communicates with the inner cavity of the feed shell 2, the material in the inner cavity of the feed shell 2 can be filled into the circular shell 7, completing the function of material filling. When the through hole 12 does not communicate with the feed shell 2, the bottom surface of the feed shell 2 can be closed by the movable plate 11 to prevent excessive material from entering the circular shell 7 or material leakage, and the use effect is good;

[0034] A feed component 4 is arranged in the feed shell 2. The feed component 4 includes a horizontal plate 14. The horizontal plate 14 is fixedly connected to the top surface of the feed shell 2, and a first motor 15 is fixedly connected to the center of the side wall. A first rotating shaft 16 is fixedly connected to the rotor of the first motor 15. The first rotating shaft 16 is inserted into the inner cavity of the feed shell 2, and a spiral blade 17 is fixedly connected to the side wall;

[0035] In the technical solution of this embodiment, the first motor 15 drives the first rotating shaft 16 to rotate, the first rotating shaft 16 drives the spiral blade 17 on its side wall to rotate, and the rotation of the spiral blade 17 can convey the material in the inner cavity of the feed shell 2 into the circular shell 7, avoiding material blockage or weighing errors caused by too fast entry, and improving the accuracy of quantitative weighing;

[0036] Two annular plates 5 and a rotation driving component 6 are arranged in the mounting plate 1. The rotation driving component 6 includes an annular rack 18. Annular racks 18 are fixedly connected to the outer walls of the two annular plates 5. A first gear 19 is meshed with each annular rack 18. A second rotating shaft 20 is fixedly connected to the center of the side wall of the first gear 19, and a second motor 21 fixed to the mounting plate 1 is fixedly connected to the second rotating shaft 20;

[0037] In the technical solution of this embodiment, the second motor 21 drives the second rotating shaft 20 to rotate, the second rotating shaft 20 drives the first gear 19 to rotate, and the first gear 19 meshes with the annular rack 18 to move. When the annular rack 18 drives the upper annular plate 5 to rotate, the annular plate 5 can drive the circular shell 7 to rotate together. On the one hand, it realizes the conversion of alignment between the circular shell 7 and the feed shell 2, facilitating the feeding and weighing operation. On the other hand, it can convey the quantitative material to one side through the circular shell 7, realizing the function of material conveying. When the annular rack 18 drives the lower annular plate 5 to rotate, the annular plate 5 can drive the conveying component 10 to rotate together, realizing the adjustment operation of the material output position, facilitating production use;

[0038] A number of circular shells 7 are evenly distributed and fixedly connected to the upper annular plate 5. The center diameter of the circular shell 7 is larger than the diameters on both sides, and a weighing device 8 is arranged in the inner cavity. The weighing device 8 can weigh the material entering the inner cavity of the circular shell 7. When the weighing device 8 weighs the specified amount of material, the movable plate 11 closes the bottom surface of the feed shell 2, and the automatic quantitative weighing function can be realized;

[0039] The inner cavity of the circular shell 7 is provided with a stirring and discharging assembly 9, which includes a circular plate 22, the diameter of the circular plate 22 is set to be the same as the inner diameter of the top surface of the circular shell 7 and is fixedly connected to the weighing device 8, a vertical shaft 23 is fixedly connected to the center of the bottom surface of the circular plate 22, the bottom end of the vertical shaft 23 extends out of the bottom surface of the circular shell 7 and is fixedly connected to a baffle 24, an inner shell 25 is movably connected to the side wall of the vertical shaft 23 and a plurality of connecting rods 26 are fixedly connected, a stirring rod 27 is fixedly connected to the connecting rod 26, the inner shell 25 is fixedly connected to the circular shell 7 and a third motor 28 is fixedly connected to the inner cavity, a third rotating shaft 29 is fixedly connected to the third motor 28, a second gear 30 is fixedly connected to the third rotating shaft 29, and a gear column 31 fixedly connected to the vertical shaft 23 is meshed on one side of the second gear 30;

[0040] In the technical solution of this embodiment, when the round shell 7 moves to the upper side of the conveying assembly 10, the baffle 24 moves downward under the action of gravity, the closure of the bottom surface of the round shell 7 is released, and the circular plate 22 is driven to move downward through the vertical shaft 23, and the circular plate 22 drives the weighing device 8 to move to the center of the inner cavity of the round shell 7, so that the material slides through the gap between the round shell 7 and the circular plate 22, and the third motor 28 is started, the third motor 28 drives the third rotating shaft 29 to rotate, the third rotating shaft 29 drives the second gear 30 to engage the gear column 31 to rotate, the gear column 31 drives the vertical shaft 23 to rotate, and the vertical shaft 23 drives the circular plate 22 and the connecting rod 26 to rotate. The rotation of the circular plate 22 can make the material slide into the inner cavity of the lower side of the round shell 7, and the connecting rod 26 drives the stirring rod 27 to stir the material, so that the quantitative material can be completely discharged from the inner cavity of the round shell 7, avoiding the weighing error caused by the residual material.

[0041] Furthermore, the top surface of the baffle 24 is arc-shaped and matches the bottom surface of the circular shell 7. A ball 41 is movably connected to the center of the bottom surface of the baffle 24. Through the movement of the ball 41 on the top surface of the lower annular plate 5, the baffle 24 can seal the bottom surface of the circular shell 7, thereby reducing the leakage of materials and improving the stability of material transportation.

[0042] A conveying assembly 10 is arranged on the lower annular plate 5, and the conveying assembly 10 includes a fixed plate 32. A side groove is opened on the lower annular plate 5, and two fixed plates 32 are fixedly connected in the side groove. Two fourth rotating shafts 33 are movably connected between the two fixed plates 32, and a fourth motor 34 fixedly connected to the fixed plate 32 is fixedly connected to one of the fourth rotating shafts 33. Conveying rollers 35 are fixedly connected to the two fourth rotating shafts 33, and the same conveying belt 36 is sleeved on the two conveying rollers 35.

[0043] In the technical solution of this embodiment, when the material slides onto the conveyor belt 36, the fourth motor 34 is started. The fourth motor 34 drives the fourth rotating shaft 33 to rotate, the fourth rotating shaft 33 drives the conveying roller 35 to rotate, and the conveying roller 35 drives the conveyor belt 36 to move, so that the material can be conveyed to the designated position, which is convenient for production use;

[0044] A plurality of fixing rods 37 are fixedly connected to the inner wall of the annular plate 5 at equal intervals. The same fixing ring 38 is fixedly connected to the plurality of fixing rods 37. The same vertical rod 39 is movably connected to the two fixing rings 38. The bottom end of the vertical rod 39 is fixedly connected to a support plate 40, which can realize the stable support operation of the annular plate 5 and is convenient for the stable use of the device.

[0045] The present invention covers any alternatives, modifications, equivalent methods and solutions made within the spirit and scope of the present invention. In order to enable the public to have a thorough understanding of the present invention, specific details are described in detail in the following preferred embodiments of the present invention. However, those skilled in the art can fully understand the present invention without these detailed descriptions. In addition, well-known methods, processes, procedures, components and circuits are not described in detail to avoid unnecessary confusion to the essence of the present invention.

[0046] The above are only the preferred embodiments of the present invention. It should be noted that for those of ordinary skill in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. An automatic quantitative weighing device, comprising a mounting plate (1), characterized in that, On the top surface of the mounting plate (1), a feeding shell (2) and a separating component (3) are fixedly connected. A feeding component (4) is arranged inside the feeding shell (2). Two annular plates (5) and a rotary driving component (6) are arranged inside the mounting plate (1). On the upper annular plate (5), a number of circular shells (7) are evenly and fixedly connected. The center diameter of the circular shell (7) is larger than the diameters on both sides, and a weighing device (8) is arranged inside the cavity. A stirring and discharging component (9) is arranged inside the cavity of the circular shell (7). A conveying component (10) is arranged on the lower annular plate (5); The separating component (3) includes a horizontal groove. A horizontal groove communicating with the feeding shell (2) is opened on the top surface of the mounting plate (1). An L-shaped movable plate (11) is movably connected inside the horizontal groove. A through hole (12) having the same inner diameter as the bottom surface of the feeding shell (2) is opened on the side wall of the movable plate (11). An electric push rod (13) fixed to the mounting plate (1) is fixedly connected to the side wall of the movable plate (11); The feeding component (4) includes a horizontal plate (14). The horizontal plate (14) is fixedly connected to the top surface of the feeding shell (2), and a first motor (15) is fixedly connected to the center of the side wall. A first rotating shaft (16) is fixedly connected to the rotor of the first motor (15). The first rotating shaft (16) is inserted into the inner cavity of the feeding shell (2), and a spiral blade (17) is fixedly connected to the side wall; The rotary driving component (6) includes an annular rack (18). Annular racks (18) are fixedly connected to the outer walls of the two annular plates (5). A first gear (19) is meshed with each annular rack (18). A second rotating shaft (20) is fixedly connected to the center of the side wall of the first gear (19). A second motor (21) fixed to the mounting plate (1) is fixedly connected to the second rotating shaft (20); The stirring and discharging component (9) includes a circular plate (22). The diameter of the circular plate (22) is the same as the inner diameter of the top surface of the circular shell (7) and is fixedly connected to the weighing device (8). A vertical shaft (23) is fixedly connected to the center of the bottom surface of the circular plate (22). The bottom end of the vertical shaft (23) extends out of the bottom surface of the circular shell (7) and is fixedly connected to a baffle (24). An inner shell (25) is movably connected to the side wall of the vertical shaft (23), and a number of connecting rods (26) are fixedly connected. Stirring rods (27) are fixedly connected to the connecting rods (26); The inner shell (25) is fixedly connected to the circular shell (7), and a third motor (28) is fixedly connected to the inner cavity. A third rotating shaft (29) is fixedly connected to the third motor (28). A second gear (30) is fixedly connected to the third rotating shaft (29). A gear column (31) fixedly connected to the vertical shaft (23) is meshed with one side of the second gear (30).

2. An automatic quantitative weighing device according to claim 1, characterized in that, The conveying component (10) includes a fixing plate (32). Side grooves are opened on the lower annular plate (5). Two fixing plates (32) are fixedly connected inside the side grooves. Two fourth rotating shafts (33) are movably connected between the two fixing plates (32).

3. An automatic quantitative weighing device according to claim 2, characterized in that, A fourth motor (34) fixedly connected to the fixed plate (32) is fixedly connected to one of the fourth rotating shafts (33), conveying rollers (35) are fixedly connected to both of the fourth rotating shafts (33), and the same conveyor belt (36) is sleeved on the two conveying rollers (35).

4. An automatic quantitative weighing device according to claim 3, characterized in that, A plurality of fixing rods (37) are fixedly connected to the inner wall of the annular plate (5) evenly and fixedly, the same fixing ring (38) is fixedly connected to the plurality of fixing rods (37), the same vertical rod (39) is movably connected to the two fixing rings (38), and a support plate (40) is fixedly connected to the bottom end of the vertical rod (39).

5. An automatic quantitative weighing device according to claim 4, characterized in that, The top surface of the baffle plate (24) is arc-shaped and is arranged to match the bottom surface of the circular shell (7), and a ball (41) is movably connected to the center of the bottom surface of the baffle plate (24).

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