Injection molding equipment

Abstract

The utility model belongs to the technical field of injection molding machine accessory equipment, and particularly relates to injection molding equipment which comprises a hopper shell and a first motor arranged on the upper surface of the hopper shell, three sieve plates are arranged on the surface of an output shaft of the first motor, and filter holes are formed in the three sieve plates from top to bottom in a sequence from large to small. The hopper further comprises a fusion assembly arranged in the hopper shell. The fusion assembly comprises a fixing ring fixedly connected to the interior of the hopper shell. Plastic particles with different colors can be mixed through cooperation of a material containing bowl and a stirring rod, the mixed plastic particles can be heated and melted through a heating module, and through cooperation of a first gear and a toothed plate, the plastic particles with different colors can be mixed. And bubbles of molten plastic falling on the surface of the material shaking plate are indirectly eliminated through the sliding frame.

Description

Technical Field

[0001] The utility model belongs to the technical field of injection molding machine accessories and equipment, and in particular relates to an injection molding equipment. Background Art

[0002] Injection molding machine is the most important production machine in the production of plastic products. With the development of science and technology, more and more production machines are developing towards mechatronics, and the intelligence and modularization of injection molding machines have also been greatly developed. Usually, the injection molding machine will have a barrel for storing molten plastic raw materials, and the barrel will be equipped with a hopper, which is mainly used to feed the barrel;

[0003] After checking, the public announcement number: CN215943535U discloses a hopper for an injection molding machine. This technology discloses "including: a feed barrel, a screening assembly, a vibration assembly and an auxiliary scraping assembly, the cross section of the feed barrel is a conical funnel shape, and the top surface of the feed barrel is rotatably mounted with a central axis" and other technical solutions; it has the technical effects of "preventing the hardening of plastic raw materials from affecting the normal use of the hopper and improving production efficiency";

[0004] However, the plastic shells on the market now have different colors, and it is necessary to mix the plastic raw material particles of different colors so that the colors produced after melting are consistent. The device needs to be mixed in advance, which is inconvenient to use;

[0005] In order to solve the above problems, an injection molding device is proposed in the present application. Utility Model Content

[0006] In order to solve the problems raised in the above background technology, the utility model provides an injection molding device, which can mix and heat plastic raw material particles of different colors and eliminate internal bubbles after the plastic is melted.

[0007] To achieve the above object, the utility model provides the following technical solutions: an injection molding device, comprising a hopper shell and a first motor mounted on the upper surface of the hopper shell, three sieve plates are mounted on the surface of the output shaft of the first motor, and the filter holes of the three sieve plates are arranged from top to bottom in a descending order, and also includes a fusion assembly arranged inside the hopper shell;

[0008] The fusion component includes a fixing ring fixedly connected to the inside of the hopper shell, the inside of the fixing ring is fixedly connected to a material bowl, the output shaft of the first motor is inserted into the inside of the material bowl, the first motor output shaft is inserted into the inner section of the material bowl and four stirring rods are evenly distributed on the surface, the first motor output shaft is fixedly connected to a scraper at one end close to the bottom of the inner wall of the material bowl, and two heating modules are fixedly connected to the inside of the hopper shell, and the heating modules are tightly attached to the outer wall of the material bowl.

[0009] As a preferred embodiment of the injection molding device of the utility model, the fixing ring is an annular structure, and the upper surface of the fixing ring is an inclined surface bent toward the center.

[0010] As a preferred injection molding device of the utility model, the material holding bowl is a concave hemispherical structure, the scraper is a semicircular structure, the arc surface of the scraper is attached to the bottom surface of the inner wall of the material holding bowl, and a plurality of extrusion holes are evenly opened inside the material holding bowl.

[0011] As a preferred injection molding equipment of the utility model, a sliding frame is inserted into the interior of the hopper shell, and the sliding frame and the hopper shell are slidably connected, two tooth plates are symmetrically arranged inside the sliding frame, and a first gear is inserted into the interior of the sliding frame, and the first gear and the tooth plate are meshingly connected, a second motor is installed on the outer wall of the hopper shell, and the output shaft of the second motor is fixedly connected to the first gear, a connecting plate is fixedly connected to a side of the sliding frame away from the second motor, a shaking plate is fixedly connected to a side of the connecting plate away from the sliding frame, an auxiliary rod is fixedly connected to the side of the shaking plate away from the connecting plate, and the auxiliary rod and the hopper shell are slidably connected.

[0012] As a preferred embodiment of the injection molding equipment of the utility model, the first gear is a half gear structure.

[0013] As a preferred injection molding device of the utility model, the shaking plate is in a V-shaped structure, the shaking plate and the connecting plate form a certain angle, and the side of the shaking plate away from the connecting plate is lower than the connecting plate.

[0014] As a preferred injection molding device of the utility model, two shaking plates are arranged inside the hopper shell, the two shaking plates are in opposite directions and arranged up and down, and there is a certain gap between the shaking plates and the inner wall of the hopper shell.

[0015] Compared with the prior art, the beneficial effects of the utility model are: by adding a fusion component to the present application, the cooperation of the material holding bowl and the stirring rod can be utilized to mix plastic particles of different colors, the mixed plastic particles can be heated and melted by the heating module, and the cooperation of the first gear and the tooth plate can be utilized to indirectly eliminate bubbles from the melted plastic that falls on its surface by the shaking plate through the sliding frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a structural schematic diagram of a vertical cross-section of the hopper shell in the utility model;

[0019] Figure 3 It is a structural schematic diagram of the tooth plate and the first gear in the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the medium-capacity bowl of the utility model;

[0021] Figure 5 For this utility model Figure 2 The enlarged view of point A in the middle;

[0022] In the figure:

[0023] 1. Hopper housing; 11. First motor; 12. Screen plate;

[0024] 2. Fusion assembly; 21. Fixed ring; 22. Stirring rod; 23. Heating module; 24. Scraper; 25. Material holding bowl; 26. Material shaking plate; 27. Second motor; 28. Auxiliary rod; 29. ​​Connecting plate; 210. First gear; 211. Sliding frame; 212. Tooth plate; 213. Extrusion hole. DETAILED DESCRIPTION

[0025] 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.

[0026] Example 1

[0027] like Figures 1 to 5 As shown;

[0028] An injection molding device comprises a hopper housing 1 and a first motor 11 mounted on the upper surface of the hopper housing 1, three sieve plates 12 are mounted on the output shaft surface of the first motor 11, and the filter holes of the three sieve plates 12 are arranged from top to bottom in descending order;

[0029] In this embodiment: After checking, the public (announcement) number: CN215943535U discloses an injection molding machine hopper, but the plastic shells on the market now have different colors, and it is necessary to mix the plastic raw material particles of different colors so that the colors produced after melting are consistent. The device needs to be mixed in advance, which is inconvenient to use. In order to solve this technical problem, a fusion component 2 is added on this basis.

[0030] It should be noted that the hopper shell 1 is composed of a feed barrel, a screening assembly, a vibration assembly, a central shaft, a drive motor, a top cover, a cylinder, a discharge port, a central disk, a primary filter screen, a secondary filter screen, a tertiary filter screen and a rotating motor in the disclosure (announcement) number: CN215943535U. The operating principle of the hopper shell 1 refers to the disclosure (announcement) number: CN215943535U, which will not be repeated here.

[0031] More specifically:

[0032] like Figures 1 to 5 As shown;

[0033] Combining the above:

[0034] In order to achieve mixing of plastic particles of different colors, the injection molding device further includes a fusion component 2 arranged inside the hopper housing 1;

[0035] The fusion assembly 2 includes a fixed ring 21 fixedly connected to the inside of the hopper shell 1, and a material bowl 25 is fixedly connected to the inside of the fixed ring 21. The output shaft of the first motor 11 is inserted into the inside of the material bowl 25. The output shaft of the first motor 11 is inserted into the inner section of the material bowl 25, and four stirring rods 22 are evenly distributed on the surface. The end of the output shaft of the first motor 11 close to the bottom of the inner wall of the material bowl 25 is fixedly connected to a scraper 24. Two heating modules 23 are fixedly connected to the inside of the hopper shell 1, and the heating modules 23 are tightly attached to the outer wall of the material bowl 25.

[0036] In this embodiment: when feeding is required, the plastic raw material particles are poured into the interior of the hopper shell 1 from the top of the hopper shell 1, and then the first motor 11 is connected to an external power source and then started, and the three sieve plates 12 connected to the output shaft of the first motor 11 grind and screen the plastic raw material particles through their own different filter holes and their own rotation speed differences, and qualified plastic raw material particles will eventually fall into the interior of the material holding bowl 25, and the stirring rod 22 connected to the output shaft of the first motor 11 will stir and mix the particles of different colors, and then the heating module 23 is connected to an external power source and then started, and the heating wire inside the heating module 23 begins to heat the interior of the material holding bowl 25, and the plastic particles will be melted inside the material holding bowl 25.

[0037] Going further:

[0038] In an optional embodiment, the fixing ring 21 is an annular structure, and the upper surface of the fixing ring 21 is an inclined surface curved toward the center.

[0039] In this embodiment, some of the plastic particles that fall onto the upper surface of the fixing ring 21 will slide into the interior of the material holding bowl 25 due to the shape of the upper surface of the fixing ring 21 .

[0040] Going further:

[0041] In an optional embodiment, the material bowl 25 is a concave hemispherical structure, the scraper 24 is a semicircular structure, the arc surface of the scraper 24 is attached to the bottom surface of the inner wall of the material bowl 25, and a plurality of extrusion holes 213 are evenly opened inside the material bowl 25.

[0042] In this embodiment, the melted plastic will be squeezed out from the interior of the plurality of heating modules 23 opened in the material receiving bowl 25 by the scraper 24 .

[0043] Going further:

[0044] In an optional embodiment, a sliding frame 211 is inserted into the interior of the hopper shell 1, and the sliding frame 211 is slidably connected to the hopper shell 1. Two tooth plates 212 are symmetrically arranged inside the sliding frame 211, and a first gear 210 is inserted into the interior of the sliding frame 211. The first gear 210 and the tooth plate 212 are meshed and connected. A second motor 27 is installed on the outer wall of the hopper shell 1, and the output shaft of the second motor 27 is fixedly connected to the first gear 210. A connecting plate 29 is fixedly connected to the side of the sliding frame 211 away from the second motor 27, and the connecting plate 29 is away from the sliding frame. A shaking plate 26 is fixedly connected to one side of the row frame 211, and an auxiliary rod 28 is fixedly connected to the side of the shaking plate 26 away from the connecting plate 29. The auxiliary rod 28 is slidably connected to the hopper shell 1, and the first gear 210 is a semi-gear structure. The shaking plate 26 is a V-shaped structure, and the shaking plate 26 and the connecting plate 29 are at a certain angle. The side of the shaking plate 26 away from the connecting plate 29 is lower than the connecting plate 29. Two shaking plates 26 are arranged inside the hopper shell 1. The two shaking plates 26 are in opposite directions and arranged up and down. There is a certain gap between the shaking plate 26 and the inner wall of the hopper shell 1.

[0045] In this embodiment: the second motor 27 is started, and the first gear 210 connected to the output shaft of the second motor 27 will rotate inside the sliding frame 211. Since the sliding frame 211 is provided with a symmetrical tooth plate 212 inside, and the first gear 210 is a half-gear structure, the rotation of the first gear 210 will cause the sliding frame 211 to slide back and forth inside the hopper shell 1. The movement of the sliding frame 211 will drive the shaking plate 26 to shake inside the hopper shell 1 through the connecting plate 29 connected thereto. The auxiliary rod 28 connected to the shaking plate 26 will slide inside the hopper shell 1 to support the shaking plate 26. The molten plastic falling on the surface of the shaking plate 26 will eliminate bubbles due to the shaking of the shaking plate 26. The two shaking plates 26 shake in opposite directions each time to prevent omission. The molten plastic with bubbles eliminated will enter the barrel and be continuously heated to prevent solidification.

[0046] The working principle and use process of the utility model are as follows: when it is necessary to add materials, the plastic raw material particles are poured into the interior of the hopper shell 1 from the top of the hopper shell 1, and then the first motor 11 is connected to an external power supply and then started, and the three sieve plates 12 connected to the output shaft of the first motor 11 grind and screen the plastic raw material particles through their own different filter holes and their own rotation speed differences, and qualified plastic raw material particles will eventually fall into the interior of the material holding bowl 25, and the stirring rod 22 connected to the output shaft of the first motor 11 will stir and mix particles of different colors, and some of the plastic particles that fall on the upper surface of the fixing ring 21 will slide into the interior of the material holding bowl 25 due to the shape of the upper surface of the fixing ring 21, and then the heating module 23 is connected to an external power supply and then started, and the heating wire inside the heating module 23 begins to heat the interior of the material holding bowl 25, and the plastic particles will be melted inside the material holding bowl 25, and the melted plastic will be scraped 24 is extruded from the inside of several heating modules 23 opened in the material bowl 25, and then the second motor 27 is started. The first gear 210 connected to the output shaft of the second motor 27 will rotate inside the sliding frame 211. Because the sliding frame 211 is provided with a symmetrical tooth plate 212 inside, and the first gear 210 is a semi-gear structure, the rotation of the first gear 210 will cause the sliding frame 211 to slide back and forth inside the hopper shell 1. The movement of the sliding frame 211 will drive the shaking plate 26 to shake inside the hopper shell 1 through the connecting plate 29 connected thereto, and the auxiliary rod 28 connected to the shaking plate 26 will slide inside the hopper shell 1 to support the shaking plate 26. The molten plastic falling on the surface of the shaking plate 26 will eliminate bubbles due to the shaking of the shaking plate 26. The two shaking plates 26 shake in opposite directions each time to prevent omission. The molten plastic with bubbles eliminated will enter the barrel and be continuously heated to prevent solidification.

[0047] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An injection molding device, comprising a hopper housing (1) and a first motor (11) mounted on the upper surface of the hopper housing (1), wherein three sieve plates (12) are mounted on the output shaft surface of the first motor (11), and the filter holes of the three sieve plates (12) are arranged from top to bottom in descending order, characterized in that: It also includes a fusion assembly (2) arranged inside the hopper shell (1); The fusion assembly (2) comprises a fixing ring (21) fixedly connected to the inside of the hopper shell (1); a material holding bowl (25) is fixedly connected to the inside of the fixing ring (21); an output shaft of the first motor (11) is inserted into the inside of the material holding bowl (25); the output shaft of the first motor (11) is inserted into the inside of the material holding bowl (25); four stirring rods (22) are evenly distributed on the surface of the inner section of the material holding bowl (25); a scraper (24) is fixedly connected to one end of the output shaft of the first motor (11) close to the bottom surface of the inner wall of the material holding bowl (25); two heating modules (23) are fixedly connected to the inside of the hopper shell (1); the heating modules (23) are tightly attached to the outer wall of the material holding bowl (25).

2. The injection molding device according to claim 1, characterized in that: The fixing ring (21) is an annular structure, and the upper surface of the fixing ring (21) is an inclined surface that bends toward the center.

3. The injection molding device according to claim 1, characterized in that: The material holding bowl (25) is of an inwardly concave hemispherical structure, the scraper (24) is of a semicircular structure, the arc surface of the scraper (24) is attached to the bottom surface of the inner wall of the material holding bowl (25), and a plurality of extrusion holes (213) are evenly arranged inside the material holding bowl (25).

4. The injection molding device according to claim 1, characterized in that: A sliding frame (211) is inserted into the interior of the hopper shell (1), and the sliding frame (211) and the hopper shell (1) are slidably connected. Two tooth plates (212) are symmetrically arranged inside the sliding frame (211), and a first gear (210) is inserted into the interior of the sliding frame (211), and the first gear (210) and the tooth plate (212) are meshingly connected. A second motor (27) is installed on the outer wall of the hopper shell (1), and the output shaft of the second motor (27) is fixedly connected to the first gear (210). A connecting plate (29) is fixedly connected to a side of the sliding frame (211) away from the second motor (27), and a shaking plate (26) is fixedly connected to a side of the connecting plate (29) away from the sliding frame (211). An auxiliary rod (28) is fixedly connected to the shaking plate (26) on a side away from the connecting plate (29), and the auxiliary rod (28) and the hopper shell (1) are slidably connected.

5. The injection molding device according to claim 4, characterized in that: The first gear (210) is a half gear structure.

6. The injection molding device according to claim 4, characterized in that: The shaking plate (26) has a V-shaped structure, the shaking plate (26) and the connecting plate (29) are at a certain angle, and the side of the shaking plate (26) away from the connecting plate (29) is lower than the connecting plate (29).

7. The injection molding device according to claim 6, characterized in that: Two shaking plates (26) are arranged inside the hopper shell (1). The two shaking plates (26) are arranged in opposite directions and arranged in an upper and lower position. There is a certain gap between the shaking plates (26) and the inner wall of the hopper shell (1).

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