Automatic hot melt colloidal particle adding device

Abstract

The utility model discloses an automatic hot melt colloidal particle adding device which comprises a storage box and a feeding mechanism arranged at the top end of the storage box, a heating box is arranged on one side of the storage box, a conveying pipe is arranged at the top end of the storage box and penetrates through the feeding mechanism to be connected with the heating box, a controller is arranged on the outer wall of the storage box, and the controller is connected with the heating box. And a charging hole is formed in the joint of the heating box and the conveying pipe. The plastic packaging equipment has the beneficial effects that the feeding mechanism is controlled to feed materials into the heating box according to the detection result of the liquid level, it is ensured that raw materials can be added into the heating box in time, the plastic packaging process is prevented from being affected, meanwhile, stirring is conducted in the heating box in real time through the arranged stirring rod, and the heating rod arranged in the stirring rod improves the heating efficiency. And after heating is completed, the second electromagnetic valve is opened, glue discharging is more smooth through a slope at the top end of the discharging pipe and vortexes generated in the stirring process, and glue clamping is avoided.

Description

Technical Field

[0001] The utility model relates to the field of plastic sealing devices, in particular to a device for automatically adding hot-melt glue particles. Background Art

[0002] Hot melt adhesive particles are a kind of plastic adhesive product. The physical state of hot melt adhesive particles changes with the temperature within a certain temperature range, while the chemical properties remain unchanged. Hot melt adhesive particles are non-toxic and tasteless, and are environmentally friendly glue products. Hot melt adhesive particles can be used in packaging in various industries.

[0003] At present, when using hot melt adhesive particles, most of them adopt the method of manual feeding. However, it is impossible to add raw materials manually in time, which may affect the progress of plastic sealing. At the same time, there may be problems such as unsmooth glue discharge and uneven heating during heating, which will affect subsequent processes.

[0004] Currently, no effective solution has been proposed for the problems in the related technologies. Summary of the invention

[0005] In view of the problems in the related technology, the utility model proposes an automatic hot-melt glue particle adding device to overcome the above technical problems existing in the existing related technology.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] A device for automatically adding hot melt adhesive particles comprises a storage box and a feeding mechanism arranged at the top of the storage box, a heating box is arranged on one side of the storage box, a feeding pipe is arranged on the top of the storage box and passes through the feeding mechanism and is connected to the heating box, a controller is arranged on the outer wall of the storage box, and a feeding port is arranged at the junction of the heating box and the feeding pipe.

[0008] Furthermore, an electromagnetic valve is provided on the feeding port, a liquid level sensor is provided in the heating box, the liquid level sensor is electrically connected to the electromagnetic valve, a pressure relief port is provided at the lower section of the outer side of the heating box, a warehouse door is provided at one end of the storage box, the controller is electrically connected to the liquid level sensor, a display screen is provided on the surface of the controller, an alarm light is provided at one end outside the storage box, and a valve is provided on the pressure relief port.

[0009] Furthermore, the feeding mechanism includes a feeding pump arranged in the storage box, the top end of the feeding pump is connected to the feeding pipe, the top end of the storage box is provided with an electric control box electrically connected to the feeding pump, the inner wall of the feeding pipe is coated with an anti-stick coating, a circular connecting block is provided at the junction of the feeding pipe and the storage box, an air hose is provided at the top of the circular connecting block and on one side of the feeding pipe, one end of the air hose extends into the storage box, an air compression device is provided on the other end of the air hose, the air compression device is electrically connected to the controller, and a pressure sensor is provided in the storage box.

[0010] Furthermore, an air separator is provided in the storage box, the top and bottom ends of the air separator are both connected to the feed pipe, and an exhaust pipe is provided on one side of the air separator and extends to the outside of the storage box.

[0011] Furthermore, a nozzle is provided in the central part of the bottom end of the heating box, a discharge pipe is provided at the top end of the nozzle and is connected to the bottom end of the heating box, an electromagnetic valve 2 is provided at the joint between the discharge pipe and the heating box, a stirring rod 1 is provided at the top end of the heating box, a plurality of stirring rods 2 are evenly distributed on the periphery of the stirring rod 1, heating rods are provided in the stirring rod 1 and the stirring rod 2, and a motor is provided at the top end of the heating box and is connected to the stirring rod 1.

[0012] Furthermore, the air hose is provided with a manual control valve, and the manual control valve is located between the air compression device and the storage box.

[0013] Furthermore, the bottom end of the door is hingedly connected to the storage box, and a buckle is provided outside the door to connect to the storage box.

[0014] Furthermore, the above sensors are all electrically connected to the controller.

[0015] The beneficial effects of the utility model are as follows: by detecting the liquid level in the heating box in real time, and then controlling the feeding mechanism to add materials to the heating box according to the detection result of the liquid level, it is ensured that the raw materials can be added to the heating box in time to avoid affecting the plastic sealing process. At the same time, the heating box is stirred in real time by the provided stirring rod. The heating rod provided in the stirring rod can heat the hot-melt adhesive particles while stirring so that they are heated evenly. If too many hot-melt adhesive particles are added to the heating box, part of them can be discharged through the pressure relief port and then stirred. After the heating is completed, the electromagnetic valve 2 is opened to promote smoother glue discharge through the slope at the top of the discharge pipe and the vortex generated during stirring to avoid glue jamming. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 This is an appearance diagram of a device for automatically adding hot melt adhesive particles according to an embodiment of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure inside a storage box of an automatic hot melt glue pellet adding device according to an embodiment of the utility model;

[0019] Figure 3 The utility model is a schematic diagram of the structure inside the heating box of an automatic hot-melt adhesive particle adding device according to an embodiment of the present utility model.

[0020] In the figure:

[0021] 1. Storage box; 2. Feeding mechanism; 3. Heating box; 4. Feeding pipe; 5. Controller; 6. Feeding port; 7. Solenoid valve 1; 8. Liquid level sensor; 9. Pressure relief port; 10. Bin door; 11. Feeding pump; 12. Electric control box; 13. Round connecting block; 14. Air hose; 15. Air compression device; 16. Pressure sensor; 17. Air separator; 18. Exhaust pipe; 19. Nozzle; 20. Discharge pipe; 21. Solenoid valve 2; 22. Stirring rod 1; 23. Stirring rod 2; 24. Heating rod; 25. Motor; 26. Manual control valve; 27. Buckle. DETAILED DESCRIPTION

[0022] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0023] According to an embodiment of the utility model, a device for automatically adding hot-melt adhesive particles is provided.

[0024] Embodiment 1;

[0025] like Figure 1-3As shown, the automatic hot-melt adhesive particle adding device according to the embodiment of the utility model includes a storage box 1 and a feeding mechanism 2 arranged at the top of the storage box 1, a heating box 3 is provided on one side of the storage box 1, a feeding pipe 4 is provided on the top of the storage box 1 and passes through the feeding mechanism 2 and is connected to the heating box 3, a controller 5 is provided on the outer wall of the storage box 1, a feeding port 6 is provided at the junction of the heating box 3 and the feeding pipe 4, the bottom end of the warehouse door 10 is hingedly connected to the storage box 1, and a buckle 27 is provided on the outside of the warehouse door 10 to connect with the storage box 1, and the above-mentioned sensors are all electrically connected to the controller 5.

[0026] Embodiment 2:

[0027] like Figure 1-3 As shown, the feeding port 6 is provided with an electromagnetic valve 7, the heating box 3 is provided with a liquid level sensor 8, the liquid level sensor 8 is electrically connected to the electromagnetic valve 7, the lower section of the outer side of the heating box 3 is provided with a pressure relief port 9, the controller 5 is electrically connected to the liquid level sensor 8, the surface of the controller 5 is provided with a display screen, the pressure relief port 9 is provided with a valve, the bottom center part of the bottom end of the heating box 3 is provided with a nozzle 19, the top of the nozzle 19 is provided with a discharge pipe 20 connected to the bottom end of the heating box 3, the discharge pipe 20 is provided with an electromagnetic valve 21 at the junction of the heating box 3, the top of the heating box 3 is provided with a stirring rod 22, the periphery of the stirring rod 22 is provided with a plurality of evenly distributed stirring rods 23, the stirring rod 22 and the stirring rod 23 are provided with a heating rod 24, and the top of the heating box 3 is provided with a motor 25 connected to the stirring rod 22.

[0028] Embodiment three;

[0029] like Figure 1-3As shown, a door 10 is provided at one end of the storage box 1, the feeding mechanism 2 includes a feeding pump 11 arranged in the storage box 1, the top of the feeding pump 11 is connected to the feeding pipe 4, the top of the storage box 1 is provided with an electric control box 12 electrically connected to the feeding pump 11, the inner wall of the feeding pipe 4 is coated with an anti-stick coating, a circular connecting block 13 is provided at the junction of the feeding pipe 4 and the storage box 1, an air hose 14 is provided at the top of the circular connecting block 13 and located on one side of the feeding pipe 4, and one end of the air hose 14 extends to the storage box 1 An air compressor 15 is provided on the other end of the air hose 14, and the air compressor 15 is electrically connected to the controller 5. A pressure sensor 16 is provided in the storage box 1, and an air separator 17 is provided in the storage box 1. The top and bottom ends of the air separator 17 are connected to the feed pipe 4, and an exhaust pipe 18 is provided on one side of the air separator 17 to extend to the outside of the storage box 1. A manual control valve 26 is provided on the air hose 14, and the manual control valve 26 is located between the air compressor 15 and the storage box 1.

[0030] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0031] In actual application, first open the door 10 to add a proper amount of raw materials into the storage box 1, then start the feed pump 11 and the air compression device 15 through the controller 5, and pressurize the air into the storage box 1 to create a certain degree of internal and external pressure difference, so that the feed pump 11 is more convenient to extract the raw materials. At the same time, the air sucked by the feed pump 11 is separated by the air separator 17 arranged on the feed pipe 4, and then discharged out of the storage box 1 through the exhaust pipe 18 to avoid explosion caused by excessive pressure; when the raw materials enter the heating box 3 through the feed pipe 4, they can be electrically The magnetic valve 1 7 is used to control the opening and closing of the feeding port 6 at all times to control the feeding. Subsequently, the raw materials in the heating box 3 are stirred by the stirring rods 1 22 and 23, and the heating rod 24 is started at the same time to achieve heating while stirring, so that the heating is more uniform. After the heating is completed, the heating rod 24 is turned off, stirring is continued, and then the electromagnetic valve 21 is opened. The slope at the top of the discharge pipe 20 and the vortex formed during stirring make the glue discharge smoother. If there are too many raw materials in the heating box 3, they can be discharged through the pressure relief port 9.

[0032] To sum up, with the help of the above-mentioned technical scheme of the utility model, the liquid level in the heating box 3 is detected in real time, and then the feeding mechanism 2 is controlled to add materials to the heating box 3 according to the detection result of the liquid level, ensuring that the raw materials can be added to the heating box 3 in time to avoid affecting the plastic sealing process. At the same time, the heating box 3 is stirred in real time by the stirring rod 1 22 and the stirring rod 2 23. The heating rods set in the stirring rod 1 22 and the stirring rod 2 23 can heat the hot-melt adhesive particles while stirring so that they are heated evenly. If too many hot-melt adhesive particles are added to the heating box 3, part of them can be discharged through the pressure relief port 9 and then stirred. After the heating is completed, the electromagnetic valve 2 21 is opened to promote smoother glue discharge through the slope at the top of the discharge pipe 20 and the vortex generated during stirring to avoid glue jamming.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for automatically adding hot melt adhesive particles, characterized in that: The invention comprises a storage box (1) and a feeding mechanism (2) arranged at the top of the storage box (1); a heating box (3) is arranged on one side of the storage box (1); a feeding pipe (4) is arranged at the top of the storage box (1) and passes through the feeding mechanism (2) and is connected to the heating box (3); a controller (5) is arranged on the outer wall of the storage box (1); and a feeding port (6) is arranged at the junction of the heating box (3) and the feeding pipe (4).

2. The automatic hot melt adhesive particle adding device according to claim 1, characterized in that: The feeding port (6) is provided with an electromagnetic valve (7), the heating box (3) is provided with a liquid level sensor (8), the liquid level sensor (8) is electrically connected to the electromagnetic valve (7), a pressure relief port (9) is provided at the lower section of the outer side of the heating box (3), and a door (10) is provided at one end of the storage box (1).

3. The automatic hot melt adhesive particle adding device according to claim 2, characterized in that: The controller (5) is electrically connected to the liquid level sensor (8), and a display screen is provided on the surface of the controller (5).

4. The automatic hot melt adhesive particle adding device according to claim 3, characterized in that: An alarm light is provided at one end of the storage box (1), and a valve is provided on the pressure relief port (9).

5. The automatic hot melt adhesive particle adding device according to claim 4, characterized in that: The feeding mechanism (2) comprises a feeding pump (11) arranged in the storage box (1), the top end of the feeding pump (11) is connected to the feeding pipe (4), the top end of the storage box (1) is provided with an electric control box (12) electrically connected to the feeding pump (11), the inner wall of the feeding pipe (4) is coated with an anti-stick coating, a circular connecting block (13) is provided at the junction of the feeding pipe (4) and the storage box (1), an air hose (14) is provided at the top end of the circular connecting block (13) and located on one side of the feeding pipe (4), one end of the air hose (14) extends into the storage box (1), the other end of the air hose (14) is provided with an air compression device (15), the air compression device (15) is electrically connected to the controller (5), and a pressure sensor (16) is provided in the storage box (1).

6. The automatic hot melt adhesive particle adding device according to claim 5, characterized in that: An air separator (17) is provided in the storage box (1), the top and bottom ends of the air separator (17) are both connected to the feed pipe (4), and an exhaust pipe (18) is provided on one side of the air separator (17) and extends to the outside of the storage box (1).

7. The automatic hot melt adhesive particle adding device according to claim 6, characterized in that: A nozzle (19) is provided at the center of the bottom end of the heating box (3); a discharge pipe (20) is provided at the top end of the nozzle (19) and is connected to the bottom end of the heating box (3); a solenoid valve (21) is provided at the junction of the discharge pipe (20) and the heating box (3); a stirring rod (22) is provided at the top end of the heating box (3); a plurality of stirring rods (23) are evenly distributed on the periphery of the stirring rod (22); heating rods (24) are provided inside the stirring rod (22) and the stirring rod (23); and a motor (25) is provided at the top end of the heating box (3) and is connected to the stirring rod (22).

8. The automatic hot melt adhesive particle adding device according to claim 7, characterized in that: The air hose (14) is provided with a manual control valve (26), and the manual control valve (26) is located between the air compression device (15) and the storage box (1).

9. The automatic hot melt adhesive particle adding device according to claim 8, characterized in that: The bottom end of the door (10) is hingedly connected to the storage box (1), and a buckle (27) is provided on the outside of the door (10) to connect to the storage box (1).

10. The automatic hot melt adhesive particle adding device according to claim 9, characterized in that: The above sensors are all electrically connected to the controller (5).

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