Plastic mold for plastic part production

Abstract

The utility model discloses a plastic mold for plastic part production, which comprises a base, a right half mold, an injection molding device, a demolding device and a left half mold, the upper surface of the base is fixedly connected with a shell plate, and the interior of the shell plate is fixedly connected with a first electric telescopic rod; the injection molding device comprises a pump machine, a sleeve, a sliding pipe, a positioning disc and a second electric telescopic rod, the output end of the pump machine is fixedly connected with the sleeve, the inner surface of the sleeve is slidably connected with the sliding pipe, the side surface of the sliding pipe is fixedly connected with the positioning disc, and the upper surface of the positioning disc is fixedly connected with the second electric telescopic rod; the demolding device comprises a motor, a rotating shaft and a pressing disc, the output end of the motor is fixedly connected with the rotating shaft, through the demolding device, a plastic part adhering to the interior of a mold can be easily taken out, using is more convenient and easier, manual demolding is not needed, the danger of the thermoplastic part can be greatly reduced, and the safety of operators is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of plastic part production, in particular to a plastic mold for plastic part production. Background Art

[0002] Plastic molds for plastic parts production play a vital role in the entire plastic product production process. Plastic molds can produce plastic products of various shapes and sizes by heating and melting the plastic raw materials and injecting them into the mold for molding. The design and manufacturing quality of plastic molds are directly related to the molding quality, production efficiency and production cost of plastic products. A high-quality plastic mold can ensure the precise molding of plastic products, improve production efficiency and reduce production costs. Therefore, well-designed and high-quality plastic molds are indispensable and important tools in the plastic industry, and they provide key technical support for the production of plastic products.

[0003] However, the existing plastic parts production molds generally only have two molds used together, such as an upper mold, a lower mold or a left mold, and a right mold. Since thermoplastic parts have extremely strong adhesion, they are very easy to stick to one of the molds during demolding and need to be removed manually, which is very troublesome and also has certain risks. After searching, it was found that the technical solution provided by the utility model with application number CN202023025682.1 also has the above-mentioned problems. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a plastic mold for the production of plastic parts. The plastic parts adhered to the mold can be easily removed through a demolding device, which is more convenient and simple to use. In addition, the danger of thermoplastic parts can be greatly reduced without manual demolding, thereby improving the safety of operators.

[0005] The utility model also provides a plastic mold for producing a plastic part, a base, a right half mold, an injection device, a demoulding device and a left half mold, wherein the upper surface of the base is fixedly connected to a shell plate, and the interior of the shell plate is fixedly connected to a No. 1 electric telescopic rod;

[0006] The injection molding device comprises a pump, a sleeve, a slide tube, a positioning plate and a second electric telescopic rod, the output end of the pump is fixedly connected to the sleeve, the inner surface of the sleeve is slidably connected to the slide tube, the side surface of the slide tube is fixedly connected to the positioning plate, and the upper surface of the positioning plate is fixedly connected to the second electric telescopic rod;

[0007] The demoulding device comprises a motor, a rotating shaft and a pressure plate. The output end of the motor is fixedly connected to the rotating shaft, and the end of the rotating shaft away from the motor is fixedly connected to the pressure plate.

[0008] According to the plastic mold for producing plastic parts, the outer surfaces of the right half mold and the left half mold are fixedly connected to the No. 1 electric telescopic rod, and the number of the No. 1 electric telescopic rod is four and distributed front and back.

[0009] According to the plastic mold for producing plastic parts, the No. 1 electric telescopic rod, the pump machine, the No. 2 electric telescopic rod, and the demolding device are all electrically connected to an external power supply, and the upper surface of the right half mold is fixedly connected with an injection port for injecting melted plastic into the closed mold.

[0010] According to the plastic mold for producing plastic parts, a No. 3 electric telescopic rod is fixedly connected to the top inner wall of the outer shell plate, and a U-shaped clamping plate is fixedly connected to the lower end of the No. 3 electric telescopic rod to prevent the molten plastic from overflowing from the gap between the two molds, thereby increasing safety.

[0011] According to the plastic mold for producing plastic parts, the upper end of the second electric telescopic rod is fixedly connected to the sleeve, and the number of the second electric telescopic rod is two and they are distributed on the left and right.

[0012] According to the plastic mold for producing plastic parts, the left surface of the right half mold and the right surface of the left half mold are both fixedly connected to the limiting tube, and the inner surface of the limiting tube is slidably connected to the pressure plate.

[0013] According to the plastic mold for producing plastic parts, a slide groove is provided on the upper surface of the base, and the lower surfaces of the right half mold and the left half mold are both slidably connected to the slide groove.

[0014] According to the plastic mold for producing plastic parts, the lower surface of the base is fixedly connected with a universal wheel, and the upper surface of the shell plate is fixedly connected with a push handle, which facilitates movement and increases the flexibility of the equipment.

[0015] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0017] Figure 1 This is a schematic diagram of the overall structure of a plastic mold for producing plastic parts according to the utility model;

[0018] Figure 2 This is a partial structural cross-sectional view of a plastic mold for producing plastic parts according to the utility model;

[0019] Figure 3 for Figure 1 A schematic diagram of the structure enlargement in the middle;

[0020] Figure 4 for Figure 2 Enlarged schematic diagram of the structure at point B in the middle.

[0021] Legend:

[0022] 1. Base; 2. Shell plate; 3. No. 1 electric telescopic rod; 4. Right half mold; 5. Injection device; 6. Pump; 7. Sleeve; 8. Slide tube; 9. Positioning plate; 10. No. 2 electric telescopic rod; 11. Injection port; 12. Demolding device; 13. Motor; 14. Rotating shaft; 15. Pressure plate; 16. Limiting tube; 17. Universal wheel; 18. Push handle; 19. Slide groove; 20. No. 3 electric telescopic rod; 21. U-shaped pallet; 22. Left half mold. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] Reference Figure 1-4 , the utility model embodiment of a plastic mold for producing plastic parts, which includes a base 1, a right half mold 4, an injection device 5, a demoulding device 12 and a left half mold 22, the upper surface of the base 1 is fixedly connected with a shell plate 2, the interior of the shell plate 2 is fixedly connected with a No. 1 electric telescopic rod 3, the outer surfaces of the right half mold 4 and the left half mold 22 are fixedly connected with the No. 1 electric telescopic rod 3, the number of the No. 1 electric telescopic rod 3 is four and distributed front and back, the upper surface of the right half mold 4 is fixedly connected with an injection port 11, the top inner wall of the shell plate 2 is fixedly connected with a No. 3 electric telescopic rod 20, the lower end of the No. 3 electric telescopic rod 20 is fixedly connected with a U-shaped card plate 21, the left surface of the right half mold 4 and the right surface of the left half mold 22 are fixedly connected with a limiting tube 16, the upper surface of the base 1 is provided with a slide groove 19, the lower surfaces of the right half mold 4 and the left half mold 22 are slidably connected with the slide groove 19, the lower surface of the base 1 is fixedly connected with a universal wheel 17, and the upper surface of the shell plate 2 is fixedly connected with a push handle 18.

[0025] The injection molding device 5 includes a pump 6, a sleeve 7, a sliding tube 8, a positioning plate 9 and a No. 2 electric telescopic rod 10. The output end of the pump 6 is fixedly connected to the sleeve 7, the inner surface of the sleeve 7 is slidably connected to the sliding tube 8, the side surface of the sliding tube 8 is fixedly connected to the positioning plate 9, the upper surface of the positioning plate 9 is fixedly connected to the No. 2 electric telescopic rod 10, the upper end of the No. 2 electric telescopic rod 10 is fixedly connected to the sleeve 7, and the number of the No. 2 electric telescopic rod 10 is two and they are distributed on the left and right.

[0026] The demoulding device 12 includes a motor 13, a rotating shaft 14 and a pressure plate 15. The output end of the motor 13 is fixedly connected to the rotating shaft 14, and the end of the rotating shaft 14 away from the motor 13 is fixedly connected to the pressure plate 15. The No. 1 electric telescopic rod 3, the pump 6, the No. 2 electric telescopic rod 10, the demoulding device 12, and the No. 3 electric telescopic rod 20 are all electrically connected to an external power supply, and the inner surface of the limiting tube 16 is slidably connected to the pressure plate 15.

[0027] Working principle: first start 3 to push 4 and 22 along 19 and close them. At this time, 11 is located directly below 8. Then start 10 to insert 8 into 11. Start 5 to guide the external liquid plastic into the sealed space formed by 4 and 22 for molding. After molding, start 3 again to pull 4 and 22 apart. At this time, the internal plastic parts will be clamped by the two 15, so that they will not stick to 4 or 22 and be quickly demolded. Start 12 to make 14 drive 15 to rotate. During the rotation, the plastic parts are separated from 15. Finally, start the No. 3 electric telescopic rod 20 to raise the U-shaped pallet and take out the plastic parts.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A plastic mold for producing plastic parts, characterized in that: include: A base (1), a right half mold (4), an injection molding device (5), a demoulding device (12) and a left half mold (22), wherein the upper surface of the base (1) is fixedly connected to a housing plate (2), and the interior of the housing plate (2) is fixedly connected to a No. 1 electric telescopic rod (3); The injection molding device (5) comprises a pump (6), a sleeve (7), a slide tube (8), a positioning plate (9) and a second electric telescopic rod (10); the output end of the pump (6) is fixedly connected to the sleeve (7); the inner surface of the sleeve (7) is slidably connected to the slide tube (8); the side surface of the slide tube (8) is fixedly connected to the positioning plate (9); and the upper surface of the positioning plate (9) is fixedly connected to the second electric telescopic rod (10); The demoulding device (12) comprises a motor (13), a rotating shaft (14) and a pressure plate (15); the output end of the motor (13) is fixedly connected to the rotating shaft (14), and the end of the rotating shaft (14) away from the motor (13) is fixedly connected to the pressure plate (15).

2. A plastic mold for producing plastic parts according to claim 1, characterized in that: The outer surfaces of the right half mold (4) and the left half mold (22) are both fixedly connected to the No. 1 electric telescopic rod (3), and the number of the No. 1 electric telescopic rods (3) is four and they are distributed front to back.

3. A plastic mold for producing plastic parts according to claim 1, characterized in that: An injection port (11) is fixedly connected to the upper surface of the right half mold (4).

4. A plastic mold for producing plastic parts according to claim 1, characterized in that: A third electric telescopic rod (20) is fixedly connected to the top inner wall of the outer shell plate (2), a U-shaped clamping plate (21) is fixedly connected to the lower end of the third electric telescopic rod (20), and the first electric telescopic rod (3), the pump (6), the second electric telescopic rod (10), the demoulding device (12), and the third electric telescopic rod (20) are all electrically connected to an external power source.

5. A plastic mold for producing plastic parts according to claim 1, characterized in that: The upper end of the second electric telescopic rod (10) is fixedly connected to the sleeve (7), and the number of the second electric telescopic rod (10) is two and they are distributed on the left and right.

6. A plastic mold for producing plastic parts according to claim 1, characterized in that: The left surface of the right half mold (4) and the right surface of the left half mold (22) are both fixedly connected to a limiting tube (16), and the inner surface of the limiting tube (16) is slidably connected to the pressure plate (15).

7. A plastic mold for producing plastic parts according to claim 1, characterized in that: The upper surface of the base (1) is provided with a slide groove (19), and the lower surfaces of the right half mold (4) and the left half mold (22) are both slidably connected to the slide groove (19).

8. A plastic mold for producing plastic parts according to claim 1, characterized in that: The lower surface of the base (1) is fixedly connected to a universal wheel (17), and the upper surface of the outer shell plate (2) is fixedly connected to a push handle (18).

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