Raw material melting device with preheating structure for plastic part processing

Abstract

The utility model discloses a plastic part processing raw material melting device with a preheating structure, which comprises a melting box, the bottom end of the melting box is provided with a supporting base, the top end of the melting box is provided with a sealing cover, the two sides of the sealing cover are fixedly connected with connecting plates, the top end of the sealing cover is provided with a driving motor, and the driving motor is connected with the supporting base. A stirring shaft is movably connected to the bottom end of the sealing cover, connecting rods are fixedly connected to the two sides of the stirring shaft, and a stirring rod is fixedly connected to one side of each connecting rod. According to the plastic part machining raw material melting device with the preheating structure, the melting box is preheated through the preheating cover, the heating pipe is started during preheating, and after the heating pipe is heated, heat can be rapidly and evenly conveyed to the outside of the melting box through the first heat conduction pad; and a second heat conduction pad on the supporting base can preheat the bottom of the melting box, the plastic rapid melting efficiency of the melting device is improved through the preheating structure, and the problem that preheating is inconvenient is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic parts processing, in particular to a raw material melting device with a preheating structure for plastic parts processing. Background Art

[0002] Plastic is a material with natural or synthetic resin as the main component and various additives added. It can be molded into a certain shape under certain temperature and pressure conditions and maintain its shape at room temperature. Articles made of plastic are also called plastic products. Plastic products have the advantages of low cost and strong plasticity.

[0003] After searching, it was found that during the production and processing of plastic parts, a melting device is needed to melt the plastic particles. The molten plastic is injected into the mold to make products of different shapes. However, common melting devices have the problem of low melting efficiency when melting plastic. The plastic only starts to heat and melt after entering the device, and there is a lack of insulation structure outside the device, so heat loss is fast, affecting processing efficiency.

[0004] There is an urgent need for a raw material melting device for plastic parts processing with a preheating structure to solve the technical defects proposed in the above technology. Utility Model Content

[0005] The utility model aims to provide a raw material melting device for processing plastic parts with a preheating structure, so as to solve the problem of inconvenient preheating in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a raw material melting device for processing plastic parts with a preheating structure, comprising a melting box, a supporting base is installed at the bottom end of the melting box, a sealing cover is installed at the top end of the melting box, connecting plates are fixedly connected to both sides of the sealing cover, a driving motor is installed at the top end of the sealing cover, a stirring shaft is movably connected to the bottom end of the sealing cover, connecting rods are fixedly connected to both sides of the stirring shaft, a stirring rod is fixedly connected to one side of the connecting rod, a mounting rod is installed at the bottom end of the stirring rod, a discharge port is fixedly connected to the bottom end of the melting box, a preheating cover is installed on the outside of the melting box, a first thermal conductive pad is fixedly connected to the inside of the preheating cover, a reserved groove is provided inside the first thermal conductive pad, a heating pipe is installed inside the reserved groove, a second thermal conductive pad is fixedly connected to the top end of the supporting base, cylinders are installed on both sides of the top end of the preheating cover, and an extension rod is fixedly connected to the output end of the cylinder.

[0007] Preferably, one side of the first thermally conductive pad is in contact with the outer wall of the melting box, and the top end of the second thermally conductive pad is in contact with the bottom end of the melting box.

[0008] Preferably, the preheating cover is cylindrical and is installed outside the supporting base.

[0009] Preferably, the top end of the extension rod is fixedly connected to a mounting plate, a mounting block is installed on the top end of the mounting plate, a mounting slot is provided at the bottom end of the connecting plate, and a mounting bolt is provided at the bottom end of the mounting plate.

[0010] Preferably, the mounting block is embedded in the mounting slot, the top end of the mounting plate is fitted with the bottom end of the connecting plate, and the mounting bolt is embedded in the connecting plate.

[0011] Preferably, a sealing ring is fixedly connected to the bottom end of the sealing cover, and the sealing ring is embedded in the melting box.

[0012] Preferably, a connecting groove is provided at the bottom end of the stirring rod, a connecting bolt is provided at one end of the connecting groove, and one side of the mounting rod is embedded in the connecting groove and fixed by the connecting bolt.

[0013] Preferably, the bottom end of the mounting rod is fixedly connected with a scraper rod, and the scraper rod is arranged at the bottom end inside the melting box.

[0014] Compared with the prior art, the utility model has the following beneficial effects: the raw material melting device for plastic parts processing with a preheating structure not only realizes the function of facilitating preheating and cleaning, but also realizes the function of facilitating sufficient stirring;

[0015] (1) By providing a preheating cover, a first thermal pad, a second thermal pad, a heating tube and a reserved groove, the preheating cover can be used to preheat the melting box before the melting process of the plastic is carried out. The heating tube is started during preheating. After the heating tube is heated up, the heat can be quickly and evenly transferred to the outside of the melting box through the first thermal pad. The second thermal pad on the support base can preheat the bottom of the melting box. This structure improves the efficiency of the melting device in quickly melting the plastic through the preheating structure;

[0016] (2) By providing a cylinder, a connecting plate, a sealing cover, a mounting plate, a mounting slot, a mounting block and mounting bolts, when the inside of the melting box needs to be cleaned, the cylinder is started first, and the cylinder pushes the sealing cover upward, and the sealing cover moves the stirring shaft out of the inside of the melting box. After being moved out, it is convenient to flush and clean the inside of the melting box, and the waste water after flushing can be discharged from the discharge port. This structure realizes the function of facilitating full cleaning;

[0017] (3) By providing a mounting rod, a stirring shaft, a connecting rod, a driving motor, a stirring rod, a scraping rod, a connecting groove and a connecting bolt, the plastic raw material can be placed into the interior of the melting box, and the sealing cover is tightly closed on the top of the melting box to seal it. Then the driving motor is started, and the driving motor drives the stirring shaft to rotate to stir the molten plastic. During the stirring process, the mounting rod and the scraping rod can fully stir the plastic at the bottom. During stirring, the stirring rod can scrape off the plastic adhering to the inner wall of the melting box. This structure realizes the function of facilitating sufficient stirring. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0019] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0020] Figure 3 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0021] Figure 4 This is a schematic diagram of the partial structure of the stirring shaft of the utility model from the front view.

[0022] In the figure: 1. support base; 2. melting box; 3. mounting rod; 4. preheating cover; 5. stirring shaft; 6. first thermal pad; 7. cylinder; 8. connecting plate; 9. sealing cover; 10. connecting rod; 11. driving motor; 12. sealing ring; 13. stirring rod; 14. discharge port; 15. scraper rod; 16. second thermal pad; 17. heating tube; 18. reserved groove; 19. mounting plate; 20. mounting slot; 21. mounting block; 22. mounting bolt; 23. extension rod; 24. connecting slot; 25. connecting bolt. DETAILED DESCRIPTION

[0023] 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.

[0024] Example 1: Please refer to Figure 1-4, a raw material melting device for processing plastic parts with a preheating structure, comprising a melting box 2, a supporting base 1 is installed at the bottom end of the melting box 2, a sealing cover 9 is installed at the top end of the melting box 2, connecting plates 8 are fixedly connected to both sides of the sealing cover 9, a driving motor 11 is installed at the top end of the sealing cover 9, a stirring shaft 5 is movably connected to the bottom end of the sealing cover 9, connecting rods 10 are fixedly connected to both sides of the stirring shaft 5, a stirring rod 13 is fixedly connected to one side of the connecting rod 10, a mounting rod 3 is installed at the bottom end of the stirring rod 13, a discharge port 14 is fixedly connected to the bottom end of the melting box 2, a preheating cover 4 is installed outside the melting box 2, a first thermal pad 6 is fixedly connected to the inside of the preheating cover 4, a reserved groove 18 is provided inside the first thermal pad 6, a heating pipe 17 is installed inside the reserved groove 18, a second thermal pad 16 is fixedly connected to the top end of the supporting base 1, a cylinder 7 is installed on both sides of the top end of the preheating cover 4, and an extension rod 23 is fixedly connected to the output end of the cylinder 7;

[0025] One side of the first thermal pad 6 is in contact with the outer wall of the melting box 2, the top of the second thermal pad 16 is in contact with the bottom of the melting box 2, the preheating cover 4 is cylindrical, and the preheating cover 4 is installed outside the supporting base 1;

[0026] Specifically, Figure 1 and Figure 2 As shown, the preheating cover 4 is used to preheat the melting box 2. The heating tube 17 is started during preheating. After the heating tube 17 is heated, the heat can be quickly and evenly transferred to the outside of the melting box 2 through the first thermal pad 6. The second thermal pad 16 on the support base 1 can preheat the bottom of the melting box 2. The evenly distributed heating tubes 17 can improve the melting efficiency of the melting box 2.

[0027] Embodiment 2: The top end of the extension rod 23 is fixedly connected to the mounting plate 19, the top end of the mounting plate 19 is installed with a mounting block 21, the bottom end of the connecting plate 8 is provided with a mounting slot 20, the bottom end of the mounting plate 19 is provided with a mounting bolt 22, the mounting block 21 is embedded in the mounting slot 20, the top end of the mounting plate 19 is fitted with the bottom end of the connecting plate 8, the mounting bolt 22 is embedded in the connecting plate 8, the bottom end of the sealing cover 9 is fixedly connected with a sealing ring 12, and the sealing ring 12 is embedded in the melting box 2;

[0028] Specifically, Figure 1 and Figure 3 As shown, the cylinder 7 pushes the sealing cover 9 upward, and the sealing cover 9 moves the stirring shaft 5 out of the interior of the melting box 2. After being moved out, it is convenient to flush and clean the interior of the melting box 2. The waste water after flushing can be discharged from the discharge port 14. The sealing cover 9 can be removed from the equipment. When disassembling, the mounting bolts 22 can be unscrewed and the mounting block 21 can be moved out of the mounting slot 20.

[0029] Embodiment 3: A connecting groove 24 is provided at the bottom end of the stirring rod 13, and a connecting bolt 25 is provided at one end of the connecting groove 24. One side of the mounting rod 3 is embedded in the connecting groove 24 and fixed by the connecting bolt 25. The bottom end of the mounting rod 3 is fixedly connected with a scraper rod 15, and the scraper rod 15 is provided at the bottom end inside the melting box 2.

[0030] Specifically, Figure 1 and Figure 4 As shown, the sealing cover 9 is tightly closed on the top of the melting box 2 to seal, and then the driving motor 11 is started. The driving motor 11 drives the stirring shaft 5 to rotate to stir the molten plastic. During the stirring process, the mounting rod 3 and the scraping rod 15 can fully stir the plastic at the bottom. During stirring, the stirring rod 13 can scrape off the plastic adhering to the inner wall of the melting box 2.

[0031] Working principle: When the utility model is used, it is necessary to first remove the sealing cover 9 from the top of the melting box 2, and then pour the plastic raw materials into the inside of the melting box 2, and then the cylinder 7 drives the sealing cover 9 to cover the top of the melting box 2, and the sealing ring 12 at the bottom of the sealing cover 9 can raise the closed sealing box, and use the preheating cover 4 to preheat the melting box 2. During preheating, the heating tube 17 is started. After the heating tube 17 is heated, the heat can be quickly and evenly transferred to the outside of the melting box 2 through the first thermal pad 6. The second thermal pad 16 on the support base 1 can preheat the bottom of the melting box 2, and then the drive motor 11 is started to drive The motor 11 drives the stirring shaft 5 to rotate to stir the molten plastic. During the stirring process, the mounting rod 3 and the scraper rod 15 can fully stir the plastic at the bottom. During stirring, the stirring rod 13 can scrape off the plastic adhering to the inner wall of the melting box 2, and the molten plastic can be discharged from the discharge port 14. When the inside of the melting box 2 needs to be cleaned, the cylinder 7 is started first, and the cylinder 7 pushes the sealing cover 9 upward. The sealing cover 9 moves the stirring shaft 5 out of the inside of the melting box 2. After removal, it is convenient to flush and clean the inside of the melting box 2, and the waste water after flushing can be discharged from the discharge port 14. This structure realizes the function of facilitating full cleaning.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A raw material melting device for plastic parts processing with a preheating structure, comprising a melting box (2), characterized in that: A support base (1) is installed at the bottom end of the melting box (2), a sealing cover (9) is installed at the top end of the melting box (2), connecting plates (8) are fixedly connected to both sides of the sealing cover (9), a driving motor (11) is installed at the top end of the sealing cover (9), a stirring shaft (5) is movably connected to the bottom end of the sealing cover (9), connecting rods (10) are fixedly connected to both sides of the stirring shaft (5), a stirring rod (13) is fixedly connected to one side of the connecting rod (10), a mounting rod (3) is installed at the bottom end of the stirring rod (13), and the melting box (2) is provided with a sealing cover (9). The bottom end of the melting box (2) is fixedly connected with a discharge port (14), a preheating cover (4) is installed on the outside of the melting box (2), a first thermal pad (6) is fixedly connected to the inside of the preheating cover (4), a reserved groove (18) is provided inside the first thermal pad (6), a heating pipe (17) is installed inside the reserved groove (18), a second thermal pad (16) is fixedly connected to the top end of the supporting base (1), cylinders (7) are installed on both sides of the top end of the preheating cover (4), and an extension rod (23) is fixedly connected to the output end of the cylinder (7).

2. A raw material melting device for plastic parts processing with a preheating structure according to claim 1, characterized in that: One side of the first thermally conductive pad (6) is in contact with the outer wall of the melting box (2), and the top end of the second thermally conductive pad (16) is in contact with the bottom end of the melting box (2).

3. The raw material melting device with a preheating structure for plastic parts processing according to claim 1, characterized in that: The preheating cover (4) is cylindrical and is installed outside the supporting base (1).

4. The raw material melting device with a preheating structure for plastic parts processing according to claim 1, characterized in that: The top end of the extension rod (23) is fixedly connected to the mounting plate (19), the top end of the mounting plate (19) is provided with a mounting block (21), the bottom end of the connecting plate (8) is provided with a mounting slot (20), and the bottom end of the mounting plate (19) is provided with a mounting bolt (22).

5. The raw material melting device with a preheating structure for plastic parts processing according to claim 4, characterized in that: The mounting block (21) is embedded in the mounting slot (20), the top end of the mounting plate (19) is fitted with the bottom end of the connecting plate (8), and the mounting bolt (22) is embedded in the connecting plate (8).

6. The raw material melting device with a preheating structure for plastic parts processing according to claim 1, characterized in that: The bottom end of the sealing cover (9) is fixedly connected with a sealing ring (12), and the sealing ring (12) is embedded in the interior of the melting box (2).

7. The raw material melting device for plastic parts processing with a preheating structure according to claim 1, characterized in that: The bottom end of the stirring rod (13) is provided with a connecting groove (24), one end of the connecting groove (24) is provided with a connecting bolt (25), and one side of the mounting rod (3) is embedded in the connecting groove (24) and fixed by the connecting bolt (25).

8. The raw material melting device with a preheating structure for plastic parts processing according to claim 1, characterized in that: The bottom end of the mounting rod (3) is fixedly connected to a scraper rod (15), and the scraper rod (15) is arranged at the bottom end inside the melting box (2).

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