Plastic particle processing and melting device

Abstract

The utility model discloses a plastic particle processing and melting device which comprises a melting barrel, a heating plate is fixedly connected to the inner wall of the melting barrel, a conveying device is fixedly arranged at the top end of the melting barrel and used for conveying plastic particles, and a smashing device is fixedly connected to the top end of the conveying device and used for smashing the plastic particles. The top end of the crushing device is fixedly connected with a separating device for separating plastic particles; the crushing device comprises a crushing bin, the top end of the crushing bin is fixedly connected with a third motor, the end of an output shaft of the third motor is fixedly connected with a rotating rod, the outer wall of the rotating rod is fixedly connected with blades, the bottom of the rotating rod is fixedly connected with a bottom scraper, and the inner wall of the crushing bin is fixedly connected with a filter screen. According to the utility model, the plastic particles are crushed by arranging the crushing barrel, and the sizes of the subsequent plastic particles can be ensured to be similar through the filtration of the filter screen, so that the problem that the sizes of the plastic particles differ too much is solved, the melting rates of the plastic particles in the melting process are the same, and the waste of resources is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic particle processing and melting, in particular to a plastic particle processing and melting device. Background Art

[0002] Injection molded parts need to be inspected after production. If they are defective, such as unqualified dimensions or surface defects, they need to be put into the injection molding machine for re-injection molding.

[0003] Most of the current plastic pellet processing and melting devices heat the device directly to melt the plastic pellets, but the sizes of plastic pellets are different. During the melting process, due to the different sizes of plastic pellets, it takes a long time to heat the larger pellets while the smaller pellets have already melted, which leads to a waste of resources. For this reason, we propose a plastic pellet processing and melting device. Utility Model Content

[0004] The purpose of the utility model is to provide a plastic particle processing and melting device to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plastic particle processing and melting device, comprising a melting barrel, the inner wall of the melting barrel is fixedly connected to a heating plate, the top of the melting barrel is fixedly provided with a conveying device for conveying plastic particles, the top of the conveying device is fixedly connected to a crushing device for crushing plastic particles, and the top of the crushing device is fixedly connected to a separation device for separating plastic particles;

[0006] The crushing device includes a crushing bin, a third motor is fixedly connected to the top of the crushing bin, an output shaft end of the third motor passes through the top of the crushing bin and is fixedly connected to a rotating rod, a blade is fixedly connected to the outer wall of the rotating rod, a bottom scraper is fixedly connected to the bottom of the rotating rod, a filter is fixedly connected to the bottom of the inner wall of the crushing bin, and the bottom end of the bottom scraper is movably connected to the top of the filter.

[0007] Preferably, a feed port, a first motor and an air pressure valve are fixedly connected to the top of the melting barrel, the output shaft of the first motor passes through the top of the melting barrel and is fixedly connected to a rotating shaft, a stirring rod and a connecting rod are fixedly connected to the outer wall of the rotating shaft, a scraper is fixedly connected to the end of the connecting rod, a discharge pipe is fixedly connected to the bottom of the melting barrel, and a valve is fixedly connected to the inside of the discharge pipe.

[0008] Preferably, the conveying device includes a feed trough, a bottom plate is movably connected to the bottom end of the feed trough, two output rollers are rotatably connected to the inner wall of the feed trough, a second motor is fixedly connected to the front side of the feed trough, the output shaft of the second motor passes through the front side of the feed trough and is fixedly connected to the end of one of the output rollers, a conveyor belt is transmission-connected between the two output rollers, and a plurality of baffles are fixedly connected to one side of the conveyor belt.

[0009] Preferably, the separation device comprises a separation bin, a top of the separation bin is fixedly connected with a feed port, a side of an inner wall of the separation bin is fixedly connected with a fourth motor, and an output shaft of the fourth motor is fixedly connected with a separation screw rod.

[0010] Preferably, one end of the feed trough is fixedly connected to the feed port, the top of the feed trough is fixedly connected to a first feed pipe, the top of the first feed pipe is fixedly connected to the bottom of the crushing bin, the bottom of the separation bin is fixedly connected to a second feed pipe, and the bottom of the second feed pipe is fixedly connected to the top of the crushing bin.

[0011] Preferably, a bracket is fixedly connected to the bottom end of the melting barrel, and a through opening is opened on the front side of the bracket.

[0012] Technical effects and advantages of the utility model:

[0013] The utility model provides a crushing barrel to crush the plastic particles, and can ensure that the subsequent plastic particles are of similar size through filtering through the filter screen, thereby solving the problem of large size differences of the plastic particles, making the melting rates of the plastic particles the same during the melting process, and avoiding waste of resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the front structure of the utility model.

[0015] Figure 2 It is a front sectional structural schematic diagram of the utility model.

[0016] Figure 3 It is a three-dimensional structural schematic diagram of the melting barrel of the utility model.

[0017] In the figure: 1. melting barrel; 2. feed inlet; 3. air pressure valve; 4. first motor; 5. rotating shaft; 6. stirring rod; 7. connecting rod; 8. scraper; 9. heating plate; 10. discharge pipe; 11. valve; 12. bracket; 13. through port; 14. feed trough; 15. bottom plate; 16. second motor; 17. output roller; 18. conveyor belt; 19. baffle; 20. crushing bin; 21. third motor; 22. rotating rod; 23. blade; 24. bottom scraper; 25. filter; 26. first feed pipe; 27. separation bin; 28. second feed pipe; 29. ​​feed inlet; 30. fourth motor; 31. separation screw rod. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] The utility model provides Figure 1-3 The plastic particle processing melting device shown in the figure comprises a melting barrel 1, a heating plate 9 is fixedly connected to the inner wall of the melting barrel 1, a conveying device is fixedly provided on the top of the melting barrel 1 for conveying plastic particles, a crushing device is fixedly connected to the top of the conveying device for crushing the plastic particles, a separation device is fixedly connected to the top of the crushing device for separating the plastic particles, the crushing device comprises a crushing bin 20, a third motor 21 is fixedly connected to the top of the crushing bin 20, an output shaft end of the third motor 21 passes through the top of the crushing bin 20 and is fixedly connected to a rotating Rod 22, the outer wall of the rotating rod 22 is fixedly connected with a blade 23, the bottom of the rotating rod 22 is fixedly connected with a bottom scraper 24, the bottom of the inner wall of the crushing bin 20 is fixedly connected with a filter 25, the bottom end of the bottom scraper 24 is movably connected to the top of the filter 25, the bottom end of the melting barrel 1 is fixedly connected with a bracket 12, and a through hole 13 is opened on the front of the bracket 12. When the particles enter the crushing bin 20, the third motor 21 drives multiple blades 23 to rotate, crushing the plastic particles, and then sifting them out from the filter 25 through the bottom scraper 24, so that the plastic particles passing through are similar in size.

[0020] Among them, the top of the melting barrel 1 is fixedly connected with a feed port 2, a first motor 4 and a pneumatic valve 3, the output shaft of the first motor 4 passes through the top of the melting barrel 1 and is fixedly connected with a rotating shaft 5, the outer wall of the rotating shaft 5 is fixedly connected with a stirring rod 6 and a connecting rod 7, the end of the connecting rod 7 is fixedly connected with a scraper 8, the bottom of the melting barrel 1 is fixedly connected with a discharge pipe 10, and the inside of the discharge pipe 10 is fixedly connected with a valve 11. When plastic particles enter from the feed port 2, the barrel body is heated by the heating plate 9 to melt the plastic particles, and the melting speed can be accelerated by stirring the stirring rod 6 during the reheating process.

[0021] In a preferred embodiment, the conveying device includes a feed trough 14, a bottom plate 15 is movably connected to the bottom end of the feed trough 14, two output rollers 17 are rotatably connected to the inner wall of the feed trough 14, a second motor 16 is fixedly connected to the front side of the feed trough 14, the output shaft of the second motor 16 passes through the front side of the feed trough 14 and is fixedly connected to the end of one of the output rollers 17, a conveyor belt 18 is transmission-connected between the two output rollers 17, a plurality of baffles 19 are fixedly connected to one side of the conveyor belt 18, the conveyor belt 18 is driven by the second motor 16, the baffles 19 will block the fallen plastic particles and convey them to the next stage, when the device completes the work, the bottom plate 15 can be opened to clean the plastic particles remaining inside the feed trough 14, the operation is simple and convenient.

[0022] At the same time, the separation device includes a separation bin 27, a feed port 29 is fixedly connected to the top of the separation bin 27, a fourth motor 30 is fixedly connected to one side of the inner wall of the separation bin 27, a separation screw rod 31 is fixedly connected to the output shaft of the fourth motor 30, one end of the feed trough 14 is fixedly connected to the feed port 2, a first feed pipe 26 is fixedly connected to the top of the feed trough 14, the top of the first feed pipe 26 is fixedly connected to the bottom end of the crushing bin 20, a second feed pipe 28 is fixedly connected to the bottom end of the separation bin 27, and the bottom end of the second feed pipe 28 is fixedly connected to the top of the crushing bin 20. When plastic particles enter from the feed port 29, the rotation of the separation screw rod 31 can uniformly and equally transport the plastic particles to the crushing bin 20, thereby avoiding a large amount of plastic particles directly entering the crushing bin 20, resulting in greater resistance during the crushing process and reducing work efficiency.

[0023] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. 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 plastic particle processing and melting device, comprising a melting barrel (1), characterized in that: The inner wall of the melting barrel (1) is fixedly connected to a heating plate (9); the top of the melting barrel (1) is fixedly provided with a conveying device for conveying plastic particles; the top of the conveying device is fixedly connected to a crushing device for crushing the plastic particles; the top of the crushing device is fixedly connected to a separation device for separating the plastic particles; The pulverizing device comprises a pulverizing bin (20), the top of the pulverizing bin (20) being fixedly connected to a third motor (21), the end of the output shaft of the third motor (21) passing through the top of the pulverizing bin (20) being fixedly connected to a rotating rod (22), the outer wall of the rotating rod (22) being fixedly connected to a blade (23), the bottom of the rotating rod (22) being fixedly connected to a bottom scraper (24), the bottom of the inner wall of the pulverizing bin (20) being fixedly connected to a filter screen (25), and the bottom end of the bottom scraper screen (24) being movably connected to the top of the filter screen (25).

2. A plastic particle processing and melting device according to claim 1, characterized in that: The top of the molten barrel (1) is fixedly connected with a feed port (2), a first motor (4) and an air pressure valve (3); the output shaft of the first motor (4) passes through the top of the molten barrel (1) and is fixedly connected with a rotating shaft (5); the outer wall of the rotating shaft (5) is fixedly connected with a stirring rod (6) and a connecting rod (7); the end of the connecting rod (7) is fixedly connected with a scraper (8); the bottom of the molten barrel (1) is fixedly connected with a discharge pipe (10); the inside of the discharge pipe (10) is fixedly connected with a valve (11).

3. A plastic particle processing and melting device according to claim 1, characterized in that: The conveying device comprises a feed trough (14), the bottom end of which is movably connected to a bottom plate (15), the inner wall of which is rotatably connected to two output rollers (17), the front face of which is fixedly connected to a second motor (16), the output shaft of which passes through the front face of the feed trough (14) and is fixedly connected to the end of one of the output rollers (17), a conveyor belt (18) is transmission-connected between the two output rollers (17), and a plurality of baffles (19) are fixedly connected to one side of the conveyor belt (18).

4. A plastic particle processing and melting device according to claim 3, characterized in that: The separation device comprises a separation bin (27), a feed port (29) being fixedly connected to the top of the separation bin (27), a fourth motor (30) being fixedly connected to one side of the inner wall of the separation bin (27), and a separation screw rod (31) being fixedly connected to the output shaft of the fourth motor (30).

5. A plastic particle processing and melting device according to claim 4, characterized in that: One end of the feed trough (14) is fixedly connected to the feed port (2); a first feed pipe (26) is fixedly connected to the top of the feed trough (14); the top of the first feed pipe (26) is fixedly connected to the bottom of the crushing bin (20); a second feed pipe (28) is fixedly connected to the bottom of the separation bin (27); the bottom of the second feed pipe (28) is fixedly connected to the top of the crushing bin (20).

6. The plastic particle processing and melting device according to claim 1, characterized in that: The bottom end of the melting barrel (1) is fixedly connected to a bracket (12), and a through opening (13) is provided on the front side of the bracket (12).

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