Automatic packing scale for plastic particles

Abstract

The utility model discloses an automatic packing scale for plastic particles, which particularly relates to the technical field of packing scales and comprises a support, a stirring device is fixedly connected to the upper end of the support, a packing box is fixedly connected to the lower end of the support, and a discharging hopper is fixedly connected to the middle of the upper end of the packing box. A gravity sensor is fixedly connected to the front end of the discharging hopper, a packaging device is fixedly connected to the inner wall of the packaging box, a cutter is arranged below the packaging device, heat sealing devices are symmetrically arranged on the two sides of the packaging box, and a conveying belt is fixedly connected to the lower end of the packaging box. According to the automatic packing scale for the plastic particles, discharging can be automatically controlled, meanwhile, raw materials are stirred, the particles are prevented from caking or blocking a discharging opening, a packing bag can be conveniently clamped, meanwhile, the packing bag can be automatically conveyed, heat sealing can be conducted on the packing bag, manual sealing is not needed due to automatic arrangement, and more time and labor are saved; and the practical value of equipment is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging scales, in particular to an automatic packaging scale for plastic particles. Background Art

[0002] During the production process of plastic pellets, they need to be accurately weighed and packaged to ensure product quality and transportation convenience. However, existing packaging equipment is often complicated to operate and inefficient, and cannot meet the needs of large-scale production.

[0003] Chinese patent document CN217125181U discloses an automatic packaging scale for plastic particles. It includes a bottom plate and a vertical rod arranged on the bottom plate, a discharging assembly is installed on the top of the vertical rod, a bag-supporting assembly is arranged on the side wall of the vertical rod, and the discharging assembly is located above the bag-supporting assembly. The bag-supporting assembly includes a second fixing ring and a threaded rod arranged on the second fixing ring, the second fixing ring is installed on the side wall of the vertical rod, the second fixing ring is located below the discharging assembly, a first handle is installed on the side wall of the threaded rod, the first handle is adjacent to the end of the threaded rod, the end of the threaded rod away from the first handle passes through the second fixing ring and is rotatably connected to a moving plate, the top and bottom of the moving plate are respectively installed with a first fixing plate and a second fixing plate, an auxiliary rod is installed on the side wall of the moving plate, and the end of the auxiliary rod away from the moving plate passes through the second fixing ring. By setting the bag-supporting assembly, bag-supporting can be performed instead of manual labor.

[0004] Although the equipment in the above-mentioned document can support packaging bags, the structure of the equipment is relatively simple and it cannot stir the raw materials, causing them to easily clump in the material box or block the discharge port, affecting the discharge of materials and increasing the burden of manual cleaning. It also cannot automatically transport packaging bags, so it has low practicality and is not convenient to use. Utility Model Content

[0005] The main purpose of the utility model is to provide an automatic packaging scale for plastic particles, which can effectively solve the above problems.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A plastic granule automatic packaging scale, comprising a bracket, the upper end of the bracket is fixedly connected with a stirring device, the lower end of the bracket is fixedly connected with a packaging box, the middle part of the upper end of the packaging box is fixedly connected with a lower hopper, the front end of the lower hopper is fixedly connected with a gravity sensor, the inner wall of the packaging box is fixedly connected with a packaging device, a cutting knife is arranged below the packaging device, heat sealing devices are symmetrically arranged on both sides of the packaging box, and a conveyor belt is fixedly connected to the lower end of the packaging box;

[0008] The stirring device comprises a material storage cylinder, the outer wall of the material storage cylinder is fixedly connected to the upper end of the bracket, and the upper end of the material storage cylinder is movably connected to a first motor;

[0009] The packaging device comprises a fixing plate, the rear end of which is fixedly connected to the inner wall of the packaging box, and the right end of which is fixedly connected to a fixing frame;

[0010] The heat sealing device comprises a fourth motor, a left end of the fourth motor is movably connected to the right end of the packaging box, and an output end of the fourth motor is transmission-connected to the first telescopic rod.

[0011] Preferably, a feed port is provided at the upper end of the stirring device, a slide rod is fixedly connected to the upper end of the lower hopper, a spring is movably connected to the outer wall of the slide rod, a weighing bucket is fixedly connected to the upper end of the spring, and a control console is fixedly connected to the right end of the packaging box.

[0012] Preferably, the output end of the first motor is transmission-connected with a rotating plate, the lower end of the rotating plate is fixedly connected with a spiral rod, and brush plates are symmetrically arranged on both sides of the rotating plate.

[0013] Preferably, a valve is fixedly connected to the lower end of the storage cylinder, and a discharge pipe is fixedly connected to the lower end of the valve.

[0014] Preferably, the front end of the fixing frame is movably connected to a second motor, the output end of the second motor is transmission-connected to a roller, and the upper end of the fixing plate is movably connected to a clamping assembly.

[0015] Preferably, the clamping assembly includes a third motor, the lower end of the third motor is movably connected to the upper end of the fixed plate, the output end of the third motor is transmission connected to a threaded rod, the outer wall of the threaded rod is threadedly connected to a clamping plate, the lower end of the clamping plate is fixedly connected to a rubber pad, and sliding rods are symmetrically arranged on both sides of the threaded rod.

[0016] Preferably, the left end of the first telescopic rod is fixedly connected to the first heat sealing plate, the upper end of the first heat sealing plate is movably connected to the second heat sealing plate, the right end of the second heat sealing plate is fixedly connected to the second telescopic rod, and the right end of the second telescopic rod is transmission-connected to the fifth motor.

[0017] Preferably, a heater is fixedly connected to the front end of the first heat sealing plate.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] The utility model provides an automatic packaging scale for plastic particles. The equipment is equipped with a stirring device. The device can automatically control the material discharge and stir the raw materials at the same time to prevent the particles from agglomerating or blocking the discharge port. The first motor can drive a rotating plate to rotate the spiral rod, thereby allowing the raw material flow to accelerate the discharge speed. The rotation of the rotating plate can also drive the brush plate to rotate together, thereby brushing the inner wall of the material cylinder to prevent sticking, and the opening and closing of the valve is used to control the particle discharge.

[0020] The utility model provides an automatic packaging scale for plastic particles. The equipment is equipped with a packaging device. The device can be used to clamp the packaging bag and automatically convey the packaging bag, making the equipment more convenient to use. A roller is supported by a fixed frame, and a second motor can provide power to drive the roller to rotate, so that the packaging bag can be output. In addition, a threaded rod can be driven by a third motor to rotate clockwise or counterclockwise, so that a clamping plate can be lifted and lowered along the thread, and can slide down to resist the packaging bag so as to clamp and fix it. A rubber cushion is used to prevent the contact surface from being worn, and a sliding rod plays a limiting role, so that the movement of the clamping plate is stable.

[0021] The utility model provides an automatic packaging scale for plastic particles. The equipment is installed and the packaging bag can be heat-sealed by using the device. The automatic setting saves time and effort without manual sealing, and effectively improves the practical value of the equipment. The first telescopic rod can be driven by a fourth motor to automatically extend and retract, thereby driving the first heat-sealing plate to move left and right. The second telescopic rod can be driven by a fifth motor to extend and retract, thereby driving the second heat-sealing plate to move. The first heat-sealing plate can seal both sides and the bottom of the packaging bag, and the second heat-sealing plate can seal the top of the packaging bag. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the structure of the stirring device of the utility model;

[0024] Figure 3 This is a schematic diagram of the packaging device structure of the utility model;

[0025] Figure 4 This is a schematic diagram of the structure of the clamping assembly in the packaging device of the utility model;

[0026] Figure 5 It is a schematic diagram of the structure of the heat sealing device of the utility model.

[0027] In the figure: 1. bracket; 2. stirring device; 21. storage cylinder; 22. first motor; 23. rotating plate; 24. screw rod; 25. brush plate; 3. packaging box; 4. lower hopper; 5. gravity sensor; 6. packaging device; 61. fixing plate; 62. fixing frame; 63. second motor; 64. roller; 65. clamping assembly; 651. third motor; 652. threaded rod; 653. clamping plate; 654. rubber cushion; 655. sliding rod; 7. cutting knife; 8. heat sealing device; 81. fourth motor; 82. first telescopic rod; 83. first heat sealing plate; 84. second heat sealing plate; 85. second telescopic rod; 86. fifth motor; 9. conveyor belt. DETAILED DESCRIPTION

[0028] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0029] like Figure 1 As shown, an automatic packaging scale for plastic particles comprises a bracket 1, the upper end of the bracket 1 is fixedly connected with a stirring device 2, by which the feeding can be automatically controlled and the raw materials can be stirred to prevent the particles from agglomerating or blocking the feeding port, the lower end of the bracket 1 is fixedly connected with a packing box 3, the middle part of the upper end of the packing box 3 is fixedly connected with a feeding hopper 4, the front end of the feeding hopper 4 is fixedly connected with a gravity sensor 5 for measuring weight, the inner wall of the packing box 3 is fixedly connected with a packaging device 6, by which the packaging bag can be conveniently clamped and the packaging bag can be automatically conveyed, making the equipment more convenient to use, a cutting knife 7 is arranged below the packaging device 6 for convenient cutting of the packaging bag, heat sealing devices 8 are symmetrically arranged on both sides of the packing box 3 for heat sealing the packaging bag, the automatic setting does not require manual sealing, saves time and effort, and effectively improves the practical value of the equipment, the lower end of the packing box 3 is fixedly connected with a conveyor belt 9 for automatically delivering the packaged raw materials;

[0030] The stirring device 2 includes a storage cylinder 21, the outer wall of the storage cylinder 21 is fixedly connected to the upper end of the bracket 1, and the upper end of the storage cylinder 21 is movably connected to a first motor 22 for easy material discharge;

[0031] The packaging device 6 includes a fixing plate 61, the rear end of which is fixedly connected to the inner wall of the packaging box 3, and the right end of the fixing plate 61 is fixedly connected to a fixing frame 62, which is convenient for the packaging bag;

[0032] The heat sealing device 8 includes a fourth motor 81, the left end of the fourth motor 81 is movably connected to the right end of the packaging box 3, and the output end of the fourth motor 81 is drivingly connected to the first telescopic rod 82 to facilitate sealing;

[0033] A feed port is provided at the upper end of the stirring device 2, a slide rod is fixedly connected to the upper end of the lower hopper 4, a spring is movably connected to the outer wall of the slide rod, a weighing bucket is fixedly connected to the upper end of the spring, and a control console is fixedly connected to the right end of the packaging box 3. The device can automatically control the feeding and stir the raw materials at the same time to prevent the particles from agglomerating or clogging the feeding port.

[0034] like Figure 2 As shown, the output end of the first motor 22 is connected to a rotating plate 23 in a transmission manner, a spiral rod 24 is fixedly connected to the lower end of the rotating plate 23, brush plates 25 are symmetrically arranged on both sides of the rotating plate 23, a valve is fixedly connected to the lower end of the storage cylinder 21, and a discharge pipe is fixedly connected to the lower end of the valve. The first motor 22 can drive the rotating plate 23 to rotate the spiral rod 24, so that the raw material flow accelerates the discharge speed, and the rotation of the rotating plate 23 can also drive the brush plate 25 to rotate together, so as to scrub the inner wall of the storage cylinder 21 to prevent sticking, and the opening and closing of the valve is used to control the particle discharge;

[0035] like Figure 3 As shown, the front end of the fixing frame 62 is movably connected to a second motor 63, the output end of the second motor 63 is drivingly connected to a roller 64, the upper end of the fixing plate 61 is movably connected to a clamping assembly 65, the roller 64 is supported by the fixing frame 62, and the second motor 63 can provide power to drive the roller 64 to rotate, so that the packaging bag can be output;

[0036] like Figure 4 As shown, the clamping assembly 65 includes a third motor 651, the lower end of the third motor 651 is movably connected to the upper end of the fixed plate 61, the output end of the third motor 651 is transmission-connected with a threaded rod 652, the outer wall of the threaded rod 652 is threadedly connected with a clamping plate 653, the lower end of the clamping plate 653 is fixedly connected with a rubber cushion 654, and sliding rods 655 are symmetrically arranged on both sides of the threaded rod 652. The threaded rod 652 can be driven by the third motor 651 to rotate clockwise or counterclockwise, so that the clamping plate 653 can be lifted and lowered along the thread, and the packaging bag can be clamped and fixed by sliding down against it, the contact surface is prevented from being worn by the rubber cushion 654, and the sliding rod 655 plays a limiting role, and at the same time, the movement of the clamping plate 653 is stable;

[0037] like Figure 5As shown, the left end of the first telescopic rod 82 is fixedly connected to the first heat sealing plate 83, the upper end of the first heat sealing plate 83 is movably connected to the second heat sealing plate 84, the right end of the second heat sealing plate 84 is fixedly connected to the second telescopic rod 85, the right end of the second telescopic rod 85 is transmission-connected to the fifth motor 86, the front end of the first heat sealing plate 83 is fixedly connected to the heater, the first telescopic rod 82 can be driven by the fourth motor 81 to automatically extend and retract, thereby driving the first heat sealing plate 83 to move left and right, the second telescopic rod 85 can be driven by the fifth motor 86 to extend and retract, and the second heat sealing plate 84 can be driven to move, the first heat sealing plate 83 can seal the two sides and the bottom of the packaging bag, and the second heat sealing plate 84 can seal the top of the packaging bag.

[0038] The working principle of the utility model is as follows: through the stirring device 2, the first motor 22 drives the screw rod 24 fixed at the lower end of the rotating plate 23 to rotate, thereby driving the flow of raw materials, and at the same time driving the brush plate 25 to clean the inner wall of the storage cylinder 21. Opening the valve can automatically discharge the materials, and closing the valve can stop the discharge of the materials. The raw materials enter the weighing barrel and are measured by the gravity sensor 5. Then, they are transported into the packaging box 3 through the discharge hopper 4. Using the packaging device 6, the second motor 63 drives the roller 64 to rotate, prompting the device to start inputting the packaging bag until the length used is reached, and the third The motor 651 drives the threaded rod 652 to rotate counterclockwise, causing the clamping plate 653 to move downward until it contacts the packaging bag and clamps it. Through the heat sealing device 8, the fourth motor 81 drives the first telescopic rod 82 to extend forward, causing the first heat sealing plate 83 to move leftward, and the devices at both ends are similar until the bottom and side of the packaging bag are combined to seal. The fifth motor 86 drives the second telescopic rod 85 to drive the second heat sealing plate 84 to move leftward until the upper end of the packaging bag is sealed. After that, the packaging bag is cut by the cutting knife 7, and the packaged raw materials are sent out through the conveyor belt 9.

[0039] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. 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, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A plastic granule automatic packaging scale, comprising a bracket (1), characterized in that: The upper end of the support (1) is fixedly connected to a stirring device (2), the lower end of the support (1) is fixedly connected to a packaging box (3), the middle part of the upper end of the packaging box (3) is fixedly connected to a lower hopper (4), the front end of the lower hopper (4) is fixedly connected to a gravity sensor (5), the inner wall of the packaging box (3) is fixedly connected to a packaging device (6), a cutting knife (7) is provided below the packaging device (6), heat sealing devices (8) are symmetrically provided on both sides of the packaging box (3), and the lower end of the packaging box (3) is fixedly connected to a conveyor belt (9); The stirring device (2) comprises a material storage cylinder (21), the outer wall of the material storage cylinder (21) is fixedly connected to the upper end of the bracket (1), and the upper end of the material storage cylinder (21) is movably connected to a first motor (22); The packaging device (6) comprises a fixing plate (61), the rear end of the fixing plate (61) being fixedly connected to the inner wall of the packaging box (3), and the right end of the fixing plate (61) being fixedly connected to a fixing frame (62); The heat sealing device (8) comprises a fourth motor (81), the left end of the fourth motor (81) being movably connected to the right end of the packaging box (3), and the output end of the fourth motor (81) being drivingly connected to the first telescopic rod (82).

2. The automatic packaging scale for plastic particles according to claim 1, characterized in that: A feed port is provided at the upper end of the stirring device (2); a slide rod is fixedly connected to the upper end of the lower hopper (4); a spring is movably connected to the outer wall of the slide rod; a weighing bucket is fixedly connected to the upper end of the spring; and a control console is fixedly connected to the right end of the packaging box (3).

3. The automatic packaging scale for plastic particles according to claim 1, characterized in that: The output end of the first motor (22) is drivingly connected to a rotating plate (23), the lower end of the rotating plate (23) is fixedly connected to a spiral rod (24), and brush plates (25) are symmetrically arranged on both sides of the rotating plate (23).

4. The automatic packaging scale for plastic particles according to claim 1, characterized in that: The lower end of the material storage cylinder (21) is fixedly connected to a valve, and the lower end of the valve is fixedly connected to a material discharge pipe.

5. The automatic packaging scale for plastic particles according to claim 1, characterized in that: The front end of the fixing frame (62) is movably connected to a second motor (63), the output end of the second motor (63) is drivingly connected to a roller (64), and the upper end of the fixing plate (61) is movably connected to a clamping assembly (65).

6. The automatic packaging scale for plastic particles according to claim 5, characterized in that: The clamping assembly (65) comprises a third motor (651), the lower end of the third motor (651) is movably connected to the upper end of the fixed plate (61), the output end of the third motor (651) is drivingly connected to a threaded rod (652), the outer wall of the threaded rod (652) is threadedly connected to a clamping plate (653), the lower end of the clamping plate (653) is fixedly connected to a rubber cushion (654), and sliding rods (655) are symmetrically arranged on both sides of the threaded rod (652).

7. The automatic packaging scale for plastic particles according to claim 1, characterized in that: The left end of the first telescopic rod (82) is fixedly connected to the first heat sealing plate (83), the upper end of the first heat sealing plate (83) is movably connected to the second heat sealing plate (84), the right end of the second heat sealing plate (84) is fixedly connected to the second telescopic rod (85), and the right end of the second telescopic rod (85) is transmission-connected to the fifth motor (86).

8. The automatic packaging scale for plastic particles according to claim 7, characterized in that: A heater is fixedly connected to the front end of the first heat sealing plate (83).

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