Injection mold for anti-warping automobile button

Abstract

The utility model discloses an injection mold for an anti-warping automobile button, which belongs to the technical field of injection molds and comprises a lower mold, vertical rods are fixedly connected to four corners of the top of the lower mold, a support plate is fixedly connected to the top ends of the vertical rods, and two electric push rods are fixedly connected to the top of the support plate. An upper mold is fixedly connected to the bottom end of the electric push rod, a movable groove is formed in the lower mold, and two sliding grooves are formed in the top end in the movable groove; the button cooling device has the beneficial effects that by arranging the ejection spring, after cooling is completed, the electric push rod operates to drive the upper mold to move downwards, in the moving process, under the action of the ejection spring and through linkage of the sliding rod, the movable plate and the connecting rod, the ejection block can be pushed to move upwards in the mold groove, the upwards-moving ejection block can eject a formed button out of the mold groove, and therefore the button cooling effect is improved. And therefore, people can conveniently demould the injection molding part and conveniently take out the injection molding part.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molds, and more specifically, to an injection mold for an anti-warping automobile button. Background Art

[0002] There are many buttons on cars with various styles, but most of them are made by injection molding of the same material. In order to reduce the number of molding molds, multiple buttons of the same type can be set on the same mold for collaborative production.

[0003] For example, an automotive parts injection mold disclosed in a Chinese patent document, announcement number: CN210362240U, publication date: 2020.04.21, although it solves the problem of uneven injection molding in the injection groove during injection molding, when the device is in use, after the injection molding is completed, the injection molded part will form a closer contact with the mold. When the injection molded part needs to be taken out, it needs to be taken out manually, which is time-consuming and labor-intensive. It is difficult to take out the injection molded part, and it is troublesome to take out the material, which delays working time. Therefore, in response to the above problems, an injection mold for anti-warping automobile buttons is specially proposed. Utility Model Content

[0004] (1) Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the utility model aims to provide an injection mold for an anti-warping automobile button, which has an ejection structure to facilitate people to take out the injection molded part.

[0006] (2) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides an injection mold for an anti-warping automobile button, comprising a lower mold, wherein the four corners of the top of the lower mold are fixedly connected to vertical poles, the top of the vertical poles are fixedly connected to a support plate, the top of the support plate is fixedly connected to two electric push rods, the bottom of the electric push rod is fixedly connected to an upper mold, a movable groove is provided inside the lower mold, two sliding grooves are provided at the top of the movable groove, a groove and two circular grooves are provided at the top of the lower mold, the groove is located between the two circular grooves, a plurality of mold grooves are provided at the bottom of the groove, and an inclined hole is provided at the bottom of the mold groove. A top block is slidably connected to the inside of the inclined hole, a connecting rod is fixedly connected to the bottom of the top block, a movable plate is fixedly connected to the bottom end of the connecting rod, the movable plate is slidably connected in the movable groove, two sliding rods are fixedly connected to the top of the movable plate, the top of the sliding rod slides through the sliding groove and the circular groove, and is fixedly connected to a circular block, an ejection spring is sleeved on the surface of the sliding rod, the top and bottom ends of the ejection spring are respectively fixedly connected to the top of the sliding groove and the top of the movable plate, the upper mold is fixedly connected to bumps on opposite sides, the bottom of the bump is fixedly connected to a contact pad, and the bottom of the top block fits with the inner wall of the inclined hole.

[0008] When using an injection mold for an anti-warping automobile button of the present technical solution, an ejector spring is set. After cooling is completed, the electric push rod runs to drive the upper mold to move downward. During the movement, under the action of the ejector spring and through the linkage of the sliding rod, the movable plate and the connecting rod, the ejector block can be pushed to move upward in the mold groove. The upwardly moved ejector block can eject the molded button from the mold groove, thereby facilitating demoulding and removing the injection molded part.

[0009] Furthermore, a flow hole is opened inside the lower mold, a connector is fixedly connected to the input end of the flow hole, a shrink tube is installed and connected to the top of the connector, and a feed pipe is connected to the top of the shrink tube.

[0010] Furthermore, the input end of the feed pipe is arranged on the top of the upper mold.

[0011] Furthermore, a plurality of circulating condensing tubes are arranged inside the lower mold, and the mold cavity is located inside the circulating condensing tubes.

[0012] Furthermore, the input end of the circulation condenser is fixedly connected with a liquid inlet pipe, and the output end of the circulation condenser is fixedly connected with a liquid outlet pipe.

[0013] Furthermore, one end of the liquid inlet pipe and the liquid outlet pipe are both arranged on the side surface of the lower mold.

[0014] Furthermore, two sliding blocks are fixedly connected to opposite sides of the upper mold, and the sliding blocks are slidably connected to the surface of the vertical pole.

[0015] (3) Beneficial effects

[0016] In summary, the utility model has the following beneficial effects:

[0017] 1. The anti-warping car button injection mold is provided with an ejector spring. After cooling, the electric push rod runs to drive the upper mold to move downward. During the movement, under the action of the ejector spring and through the linkage of the sliding rod, the movable plate and the connecting rod, the ejector block can be pushed to move upward in the mold groove. The upwardly moved ejector block can eject the molded button from the mold groove, so that it is convenient for people to demould it and take out the injection molded part.

[0018] 2. The injection mold for the anti-warping automobile button is provided with a circulating condenser. People inject flowing condensate into the circulating condenser through the liquid inlet and outlet pipes to absorb the heat in the mold cavity. The condensate in the circulating condenser can be cooled, thereby facilitating people to cool the mold. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the specific implementation of the utility model or the technical solution in the prior art, the drawings required for describing the specific implementation or the prior art will be briefly introduced below. Obviously, the drawings described below are only one implementation of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a structural schematic diagram of the utility model in a front view;

[0021] Figure 2 It is a structural schematic diagram of the front view section of the utility model.

[0022] The symbols in the accompanying drawings are:

[0023] 1. Lower mold; 101. Vertical pole; 102. Support plate; 103. Electric push rod; 104. Upper mold; 105. Flow hole; 106. Connector; 107. Shrink tube; 108. Feed tube; 109. Bump; 1010. Contact pad; 1011. Sliding block; 1012. Groove; 1013. Mold groove; 1014. Oblique hole; 1015. Movable groove; 1016. Sliding groove; 1017. Circular groove; 1018. Ejector block; 1019. Connecting rod; 1020. Movable plate; 1021. Sliding rod; 1022. Circular block; 1023. Ejector spring; 1024. Circulating condenser; 1025. Liquid inlet pipe; 1026. Liquid outlet pipe. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the utility model easy to understand, the technical scheme in the specific implementation mode of the utility model is clearly and completely described below to further illustrate the utility model. Obviously, the specific implementation mode described is only a part of the implementation mode of the utility model, rather than all styles.

[0025] Example:

[0026] The following is combined with Figure 1-2 The utility model is described in further detail.

[0027] See also Figure 1-2 The utility model provides a technical solution: an injection mold for an anti-warping automobile button, comprising a lower mold 1, wherein the four corners of the top of the lower mold 1 are fixedly connected with a vertical rod 101, the top of the vertical rod 101 is fixedly connected with a support plate 102, the top of the support plate 102 is fixedly connected with two electric push rods 103, the bottom of the electric push rod 103 is fixedly connected with an upper mold 104, a movable groove 1015 is provided inside the lower mold 1, and two sliding grooves 1016 are provided at the top of the movable groove 1015, a groove 1012 and two circular grooves 1017 are provided at the top of the lower mold 1, the groove 1012 is located between the two circular grooves 1017, a plurality of mold grooves 1013 are provided at the bottom of the groove 1012, an inclined hole 1014 is provided at the bottom of the mold groove 1013, and a top sliding groove 1016 is provided inside the inclined hole 1014. Block 1018, a connecting rod 1019 is fixedly connected to the bottom of the top block 1018, a movable plate 1020 is fixedly connected to the bottom end of the connecting rod 1019, the movable plate 1020 is slidably connected in the movable groove 1015, two sliding rods 1021 are fixedly connected to the top of the movable plate 1020, the top of the sliding rod 1021 slides through the sliding groove 1016 and the circular groove 1017, and is fixedly connected with a circular block 1022, an ejection spring 1023 is sleeved on the surface of the sliding rod 1021, the top and bottom ends of the ejection spring 1023 are respectively fixedly connected to the top inside the sliding groove 1016 and the top of the movable plate 1020, the upper mold 104 is fixedly connected with protrusions 109 on both opposite sides, the bottom of the protrusion 109 is fixedly connected with a contact pad 1010, and the bottom of the top block 1018 fits with the inner wall of the inclined hole 1014.

[0028] By adopting the above technical solution and setting the ejector spring 1023, after cooling is completed, the electric push rod 103 runs to drive the upper mold 104 to move downward. During the movement, under the action of the ejector spring 1023 and through the linkage of the sliding rod 1021, the movable plate 1020 and the connecting rod 1019, the ejector block 1018 can be pushed to move upward in the mold groove 1013. The upwardly moved ejector block 1018 can eject the molded button from the mold groove 1013, thereby facilitating demoulding and taking out the injection molded parts.

[0029] See also Figure 2 A flow hole 105 is opened inside the lower mold 1, and a connector 106 is fixedly connected to the input end of the flow hole 105. A shrink tube 107 is installed on the top of the connector 106, and a feed tube 108 is connected to the top of the shrink tube 107. The input end of the feed tube 108 is arranged on the top of the upper mold 104. A plurality of circulating condensing tubes 1024 are arranged inside the lower mold 1, and the mold groove 1013 is located in the circulating condensing tube 1024. The input end of the circulating condensing tube 1024 is fixedly connected to a liquid inlet pipe 1025, and the output end of the circulating condensing tube 1024 is fixedly connected to a liquid outlet pipe 1026. One end of the liquid inlet pipe 1025 and the liquid outlet pipe 1026 are both arranged on the side of the lower mold 1.

[0030] By adopting the above technical solution and setting up a circulating condenser 1024, people can inject flowing condensate into the circulating condenser 1024 through the liquid inlet pipe 1025 and the liquid outlet pipe 1026, so as to absorb the heat in the mold cavity 1013, and then cool it with the condensate in the circulating condenser 1024, thereby making it easier for people to cool the mold.

[0031] See also Figure 2 Two sliding blocks 1011 are fixedly connected to opposite sides of the upper mold 104 , and the sliding blocks 1011 are slidably connected to the surface of the vertical rod 101 .

[0032] The working principle of the utility model is:

[0033] When in use, the electric push rod 103 is in operation to push the upper mold 104 downward, so that the upper mold 104 and the lower mold 1 can be closed. During the downward movement, the circular block 1022 is pushed downward by the protrusion 109 and the contact pad 1010, and then the top block 1018 is matched with the inclined hole 1014 through the linkage of the sliding rod 1021, the movable plate 1020 and the connecting rod 1019. After the closure is completed, the external feeding equipment can inject plastic raw materials into the mold groove 1013 through the feeding pipe 108, the shrinking tube 107 and the flow hole 105. After the injection is completed, people inject plastic raw materials into the circulating condenser 1024 through the liquid inlet pipe 1025 and the liquid outlet pipe 1026. The flowing condensate can absorb the heat in the mold groove 1013, and then the condensate in the circulating condenser tube 1024 can be cooled, so that people can cool the mold. After cooling, the electric push rod 103 runs to drive the upper mold 104 to move downward. During the movement, under the action of the ejection spring 1023 and through the linkage of the sliding rod 1021, the movable plate 1020 and the connecting rod 1019, the ejector block 1018 can be pushed to move upward in the mold groove 1013. The upward ejector block 1018 can eject the molded button from the mold groove 1013, so that people can demold it and take out the injection molded parts.

[0034] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. An injection mold for an anti-warping automobile button, comprising a lower mold (1), characterized in that: The four corners of the top of the lower mold (1) are fixedly connected to vertical rods (101), the top of the vertical rod (101) is fixedly connected to a support plate (102), the top of the support plate (102) is fixedly connected to two electric push rods (103), the bottom of the electric push rod (103) is fixedly connected to the upper mold (104), the lower mold (1) is provided with a movable groove (1015) inside, and the top of the movable groove (1015) is provided with two sliding grooves (1 016), the top of the lower mold (1) is provided with a groove (1012) and two circular grooves (1017), the groove (1012) is located between the two circular grooves (1017), the bottom of the groove (1012) is provided with a plurality of mold grooves (1013), the bottom of the mold groove (1013) is provided with an inclined hole (1014), the inclined hole (1014) is slidably connected with a top block (1018), the bottom of the top block (1018) is provided with a plurality of mold grooves (1013), and the bottom of the mold groove (1013) is provided with an inclined hole (1014). The top of the movable plate (1020) is fixedly connected to a connecting rod (1019), the bottom of the connecting rod (1019) is fixedly connected to a movable plate (1020), the movable plate (1020) is slidably connected in the movable groove (1015), the top of the movable plate (1020) is fixedly connected to two sliding rods (1021), the top of the sliding rod (1021) slides through the sliding groove (1016) and the circular groove (1017), and is fixedly connected to a circular block (1022), The surface of the sliding rod (1021) is sleeved with an ejection spring (1023), and the top and bottom ends of the ejection spring (1023) are respectively fixedly connected to the top of the inside of the sliding groove (1016) and the top of the movable plate (1020), and the upper mold (104) is fixedly connected with a protrusion (109) on both opposite sides, and the bottom of the protrusion (109) is fixedly connected with a contact pad (1010), and the bottom of the ejection block (1018) fits with the inner wall of the inclined hole (1014).

2. The injection mold for an anti-warping automobile button according to claim 1, characterized in that: A flow hole (105) is provided inside the lower mold (1), and a connector (106) is fixedly connected to the input end of the flow hole (105). A shrink tube (107) is installed and connected to the top of the connector (106), and a feed tube (108) is connected to the top of the shrink tube (107).

3. The injection mold for an anti-warping automobile button according to claim 2, characterized in that: The input end of the feed pipe (108) is arranged on the top of the upper mold (104).

4. The injection mold for an anti-warping automobile button according to claim 1, characterized in that: A plurality of circulating condensing tubes (1024) are arranged inside the lower mold (1), and the mold cavity (1013) is located inside the circulating condensing tubes (1024).

5. The injection mold for an anti-warping automobile button according to claim 4, characterized in that: The input end of the circulation condenser (1024) is fixedly connected to a liquid inlet pipe (1025), and the output end of the circulation condenser (1024) is fixedly connected to a liquid outlet pipe (1026).

6. The injection mold for an anti-warping automobile button according to claim 5, characterized in that: One end of the liquid inlet pipe (1025) and the liquid outlet pipe (1026) are both arranged on the side of the lower mold (1).

7. The injection mold for an anti-warping automobile button according to claim 1, characterized in that: Two sliding blocks (1011) are fixedly connected to opposite sides of the upper mold (104), and the sliding blocks (1011) are slidably connected to the surface of the vertical rod (101).

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