Weighing device for plastic particle production

Abstract

The utility model discloses a weighing device for plastic particle production, which comprises a circular plate, a weighing mechanism is arranged at the top of the circular plate, the weighing mechanism comprises a feed hopper arranged above the circular plate, a valve body is fixedly connected to the bottom of the circumferential side face of the feed hopper, at least four connecting rods are uniformly and fixedly connected to the bottom of the feed hopper, and the valve body is connected with a valve rod. And the other end of the connecting rod is fixedly connected with a material distributing block aligned with the valve body. According to the utility model, through the arrangement of the material distributing block, plastic particles are fed into the feeding hopper and the valve body is opened, the plastic particles fall on the material distributing block through the feeding hopper, and the material distributing block buffers the plastic particles, so that the impact force on the material storage bag caused by the subsequent entering of the plastic particles into the material storage bag is reduced; the plastic particles are buffered by the material distributing block and then fall into the material storage bag along the circumferential side face of the moving cylinder, and the situation that when the plastic particles are poured into the material storage bag, due to the impact effect of the plastic particles on the material storage bag, the weighing data of the weighing device body on the material storage bag and the plastic particles are changed is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of weighing devices for plastic production, in particular to a weighing device for plastic granule production. Background Art

[0002] In the process of plastic production and packaging, a weighing device is required to quantitatively package and fill the plastic.

[0003] After retrieval, the utility model patent with the application number 202220224719.3 and the name of a weighing device for plastic granule production. Through the cooperation of components in the processing box, this patented device can stir the internal plastic granules, so as to disperse the dust or sundries attached to the outside. Under the action of the fan, the fresh air is introduced into the filter box for filtration and exclusion, avoiding affecting the air. At the same time, it is also convenient for the staff to disassemble and assemble the fixed plate, so as to carry out cleaning and replacement.

[0004] However, when the plastic granules are poured into the storage device in this patented device, due to the impact of the plastic granules on the storage device, the weighing data of the weighing device for the storage device and the plastic granules will change, resulting in the device being unable to accurately weigh the storage device and stop pouring materials into the storage device in time, affecting the accuracy of the filling and weighing of the device. Summary of the Utility Model

[0005] The purpose of the utility model is to solve the deficiencies in the prior art and propose a weighing device for plastic granule production.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A weighing device for plastic granule production, including a circular plate. A weighing mechanism is arranged on the top of the circular plate. The weighing mechanism includes a feed hopper arranged above the circular plate. A valve body is fixedly connected to the bottom of the circumferential side of the feed hopper. At least four connecting rods are evenly and fixedly connected to the bottom of the feed hopper. The other ends of the connecting rods are fixedly connected to a material distributing block aligned with the valve body.

[0008] Preferably, a circular ring groove is opened at the bottom of the feed hopper. A limiting plate is slidably connected to the inner wall of the circumferential side of the circular ring groove. A moving cylinder is connected to the bottom of the limiting plate. The circumferential side of the moving cylinder is slidably connected to the circumferential side of the circular ring groove. The bottom of the moving cylinder extends below the material distributing block. A moving ring plate located outside the circular ring groove is fixedly connected to the outer wall of the circumferential side of the moving cylinder.

[0009] Preferably, at least four openings are evenly opened between the top and the bottom of the circular plate. A storage bag is detachably connected to the circumferential side of the opening. The circumferential side of the moving ring plate abuts against the inner wall of the circumferential side of the storage bag. One end of the storage bag abuts against the top of the circular plate.

[0010] Preferably, telescopic grooves aligned with the storage bag are evenly opened on the top of the circular plate, the inner wall of the circumferential side of the telescopic groove is slidably connected with a telescopic column, a spring is fixedly connected between the bottom of the telescopic column and the bottom inner wall of the telescopic groove, the top of the telescopic column is fixedly connected with a pressure plate located above the storage bag, the circumferential side of the pressure plate is fixedly connected with an arc plate aligned with the storage bag, and the bottom of the pressure plate and the bottom of the arc plate both rest against the top of the storage bag.

[0011] Preferably, a bottom plate is provided below the circular plate, a fixed block is fixedly connected to the bottom of the circular plate, a weighing device body is fixedly connected to the side of the fixed block, and the top of the weighing device body abuts against the bottom of the storage bag.

[0012] Preferably, the bottom of the fixed block is uniformly provided with slots, the top of the bottom plate is uniformly fixedly connected with fixing columns aligned with the slots, and the circumferential side surfaces of the fixing columns are slidably connected to the inner wall of the circumferential side surfaces of the slots.

[0013] Preferably, a motor is fixedly connected to the internal top of the fixed block, the output shaft of the motor is fixedly connected to a rotating shaft, the other end of the rotating shaft is fixedly connected to the bottom of the circular plate, the internal part of the fixed block is fixedly connected to a hydraulic press body, the bottom of the hydraulic press body is slidably connected to a hydraulic column, and the bottom of the hydraulic column is fixedly connected to the top of the base plate.

[0014] Compared with the prior art, the utility model provides a weighing device for plastic pellet production, which has the following beneficial effects:

[0015] The plastic pellets are fed into the feed hopper through the provided dividing block and the valve body is opened. The plastic pellets pass through the feed hopper and fall onto the dividing block. The dividing block buffers the plastic pellets, reducing the impact force on the storage bag caused by subsequent plastic pellets entering the storage bag. After being buffered by the dividing block, the plastic pellets fall into the storage bag along the circumferential side of the moving cylinder, which helps to prevent the weighing data of the storage bag and the plastic pellets from changing due to the impact of the plastic pellets on the storage bag when the plastic pellets are poured into the storage bag, resulting in the device being unable to accurately weigh the storage bag and stopping the filling into the storage bag in time, thereby improving the filling and weighing accuracy of the device and the weighing After the device body measures that the weight of the storage bag meets the standard, the valve body is closed and the hydraulic press body is started. The hydraulic press body drives the fixed block to move, the fixed block drives the circular plate to move, the circular plate drives the storage bag to move, the motor is started, the motor drives the rotating shaft to rotate, the rotating shaft drives the circular plate to rotate, the circular plate drives the storage bag filled with materials to stagger the feed hopper, and turns the empty storage bag to the bottom of the feed hopper, which is conducive to the device to disassemble and assemble the storage bag while filling the storage bag, the spring drives the telescopic column to move, the telescopic column drives the pressure plate to move, and the pressure plate drives the arc plate to move, so that the pressure plate and the arc plate clamp the storage bag, which is conducive to the device to conveniently disassemble and assemble the storage bag. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The overall structural schematic diagram of a weighing device for plastic granule production proposed by the present utility model;

[0017] Figure 2 The internal structural schematic diagram of a weighing device for plastic granule production proposed by the present utility model;

[0018] Figure 3 is Figure 2 The enlarged schematic diagram of the structure at A in

[0019] Figure 4 is Figure 4 The enlarged schematic diagram of the structure at B in

[0020] In the figure: 1 - circular plate, 2 - storage bag, 3 - arc plate, 4 - pressing plate, 5 - telescopic column, 6 - bottom plate, 7 - fixed column, 8 - hydraulic column, 9 - hydraulic press body, 10 - fixed block, 11 - weighing device body, 12 - motor, 13 - rotating shaft, 14 - moving cylinder, 15 - moving ring plate, 16 - limiting plate, 17 - circular ring groove, 18 - feeding hopper, 19 - spring, 20 - telescopic groove, 21 - valve body, 22 - material distributing block, 23 - connecting rod. Specific embodiments

[0021] Referring to Figures 1-4 , a weighing device for plastic granule production includes a circular plate 1. A weighing mechanism is arranged on the top of the circular plate 1. The weighing mechanism includes a feeding hopper 18 arranged above the circular plate 1. A valve body 21 is fixedly connected to the bottom of the circumferential side of the feeding hopper 18. At least four connecting rods 23 are evenly and fixedly connected to the bottom of the feeding hopper 18. The other ends of the connecting rods 23 are fixedly connected to a material distributing block 22 aligned with the valve body 21.

[0022] In the present utility model, a circular ring groove 17 is opened at the bottom of the feeding hopper 18. A limiting plate 16 is slidably connected to the inner wall of the circumferential side of the circular ring groove 17. A moving cylinder 14 is connected to the bottom of the limiting plate 16. The circumferential side of the moving cylinder 14 is slidably connected to the circumferential side of the circular ring groove 17. The bottom of the moving cylinder 14 extends below the material distributing block 22. A moving ring plate 15 located outside the circular ring groove 17 is fixedly connected to the outer wall of the circumferential side of the moving cylinder 14.

[0023] At least four openings are evenly opened between the top and the bottom of the circular plate 1. A storage bag 2 is detachably connected to the circumferential side of the opening. The circumferential side of the moving ring plate 15 abuts against the inner wall of the circumferential side of the storage bag 2. One end of the storage bag 2 abuts against the top of the circular plate 1.

[0024] The top of the circular plate 1 is evenly provided with telescopic grooves 20 aligned with the storage bag 2, the inner wall of the circumferential side of the telescopic groove 20 is slidably connected with a telescopic column 5, a spring 19 is fixedly connected between the bottom of the telescopic column 5 and the bottom inner wall of the telescopic groove 20, the top of the telescopic column 5 is fixedly connected with a pressure plate 4 located above the storage bag 2, the circumferential side of the pressure plate 4 is fixedly connected with an arc plate 3 aligned with the storage bag 2, the bottom of the pressure plate 4 and the bottom of the arc plate 3 both rest against the top of the storage bag 2.

[0025] A bottom plate 6 is provided below the circular plate 1 . A fixing block 10 is fixedly connected to the bottom of the circular plate 1 . A weighing device body 11 is fixedly connected to the side of the fixing block 10 . The top of the weighing device body 11 abuts against the bottom of the storage bag 2 .

[0026] The bottom of the fixing block 10 is uniformly provided with slots, and the top of the bottom plate 6 is uniformly fixedly connected with fixing columns 7 aligned with the slots, and the circumferential side surfaces of the fixing columns 7 are slidably connected to the inner wall of the circumferential side surfaces of the slots.

[0027] The top of the fixed block 10 is fixedly connected to a motor 12, the output shaft of the motor 12 is fixedly connected to a rotating shaft 13, the other end of the rotating shaft 13 is fixedly connected to the bottom of the circular plate 1, the inside of the fixed block 10 is fixedly connected to a hydraulic press body 9, the bottom of the hydraulic press body 9 is slidably connected to a hydraulic column 8, and the bottom of the hydraulic column 8 is fixedly connected to the top of the base plate 6.

[0028] Working principle: Plastic pellets are fed into the feed hopper 18 and the valve body 21 is opened. The plastic pellets pass through the feed hopper 18 and fall onto the dividing block 22. The dividing block 22 buffers the plastic pellets, thereby reducing the impact force on the storage bag 2 caused by subsequent plastic pellets entering the storage bag 2. After being buffered by the dividing block 22, the plastic pellets fall into the storage bag 2 along the circumferential side of the moving cylinder 14, which helps to prevent the weighing data of the storage bag 2 and the plastic pellets from being changed by the weighing body 11 due to the impact of the plastic pellets on the storage bag 2 when the plastic pellets are poured into the storage bag 2, resulting in the device being unable to accurately weigh the storage bag 2 and stopping the filling into the storage bag 2 in time, thereby improving the filling and weighing accuracy of the device. The weighing body 11 measures the storage bag 2 After the weight reaches the standard, the valve body 21 is closed, and the hydraulic press body 9 is started. The hydraulic press body 9 drives the fixed block 10 to move, and the fixed block 10 drives the circular plate 1 to move, and the circular plate 1 drives the storage bag 2 to move, and the motor 12 is started. The motor 12 drives the rotating shaft 13 to rotate, and the rotating shaft 13 drives the circular plate 1 to rotate, and the circular plate 1 drives the storage bag 2 filled with material to stagger the feed hopper 18, and turns the empty storage bag 2 to the bottom of the feed hopper 18, which is conducive to the device to disassemble and assemble the storage bag 2 while filling the storage bag 2, the spring 19 drives the telescopic column 5 to move, the telescopic column 5 drives the pressure plate 4 to move, and the pressure plate 4 drives the arc plate 3 to move, so that the pressure plate 4 and the arc plate 3 clamp the storage bag 2, which is conducive to the device to conveniently disassemble and assemble the storage bag 2.

[0029] The above are only the preferred specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and should be covered within the protection scope of the present utility model.

Claims

1. A weighing device for plastic granule production, comprising a circular plate (1), characterized in that, A weighing mechanism is provided at the top of the circular plate (1). The weighing mechanism includes a feed hopper (18) arranged above the circular plate (1). A valve body (21) is fixedly connected to the bottom of the circumferential side of the feed hopper (18). At least four connecting rods (23) are uniformly and fixedly connected to the bottom of the feed hopper (18). The other ends of the connecting rods (23) are fixedly connected to a material distributing block (22) aligned with the valve body (21).

2. The weighing device for plastic granule production according to claim 1, characterized in that A circular ring groove (17) is provided at the bottom of the feed hopper (18). A limiting plate (16) is slidably connected to the inner wall of the circumferential side of the circular ring groove (17). A moving cylinder (14) is connected to the bottom of the limiting plate (16). The circumferential side of the moving cylinder (14) is slidably connected to the circumferential side of the circular ring groove (17). The bottom of the moving cylinder (14) extends below the material distributing block (22). A moving ring plate (15) located outside the circular ring groove (17) is fixedly connected to the outer wall of the circumferential side of the moving cylinder (14).

3. The weighing device for plastic pellet production according to claim 2, wherein, At least four openings are uniformly provided between the top and the bottom of the circular plate (1). A storage bag (2) is detachably connected to the circumferential side of the opening. The circumferential side of the moving ring plate (15) abuts against the inner wall of the circumferential side of the storage bag (2). One end of the storage bag (2) abuts against the top of the circular plate (1).

4. The weighing device for plastic pellet production according to claim 3, characterized in that, Expansion slots (20) aligned with the storage bag (2) are uniformly provided at the top of the circular plate (1). An expansion column (5) is slidably connected to the inner wall of the circumferential side of the expansion slot (20). A spring (19) is fixedly connected between the bottom of the expansion column (5) and the inner wall of the bottom of the expansion slot (20). The top of the expansion column (5) is fixedly connected to a pressing plate (4) located above the storage bag (2). An arc-shaped plate (3) aligned with the storage bag (2) is fixedly connected to the circumferential side of the pressing plate (4). The bottom of the pressing plate (4) and the bottom of the arc-shaped plate (3) both abut against the top of the storage bag (2).

5. The weighing device for plastic pellet production according to claim 4, characterized in that, A bottom plate (6) is provided below the circular plate (1). A fixing block (10) is fixedly connected to the bottom of the circular plate (1). A weighing device body (11) is fixedly connected to the side of the fixing block (10). The top of the weighing device body (11) abuts against the bottom of the storage bag (2).

6. The weighing device for plastic pellet production according to claim 5, wherein, Slots are uniformly provided at the bottom of the fixing block (10). Fixing columns (7) aligned with the slots are uniformly and fixedly connected to the top of the bottom plate (6). The circumferential side of the fixing column (7) is slidably connected to the inner wall of the circumferential side of the slot.

7. The weighing device for plastic granule production according to claim 6, characterized in that, A motor (12) is fixedly connected to the inner top of the fixing block (10). A rotating shaft (13) is fixedly connected to the output shaft of the motor (12). The other end of the rotating shaft (13) is fixedly connected to the bottom of the circular plate (1). A hydraulic press body (9) is fixedly connected to the inside of the fixing block (10). A hydraulic column (8) is slidably connected to the bottom of the hydraulic press body (9). The bottom of the hydraulic column (8) is fixedly connected to the top of the bottom plate (6).

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