Box body injection molding device of vehicle-mounted heat preservation box

Abstract

The utility model provides an injection molding device for a box body of a vehicle-mounted heat-insulating box. The injection molding device at least comprises a base; the fixed die is fixedly installed on the base and protrudes in the direction away from the base based on the base to form a male die. The movable die is matched with the fixed die and forms a concave die corresponding to the convex die; the push plate type demolding mechanism is arranged between the base and the movable mold; the panel is mounted on the movable mold and is provided with a feeding hole; the feeding nozzle is mounted at the feeding hole; the hot runner mechanism is mounted between the movable mold and the panel and is matched with the feeding nozzles respectively; when the fixed mold and the movable mold are closed, an injection molding cavity is defined between the concave mold and the convex mold, molten plastic is injected into the mold from the feeding nozzle, is input into the injection molding cavity under the action of the hot runner mechanism, and is cooled to form a heat preservation box body; the push plate type demolding mechanism is matched with the formed heat preservation box body and can conduct demolding on the heat preservation box body. The device is high in production efficiency, can replace manual work to realize large-batch production, and meets the use requirements.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of mould technical field, in particular to a kind of vehicle-mounted heat preservation box box body injection molding device. BACKGROUND

[0002] Heat preservation box is a kind of box-shaped product for heat preservation, and at present heat preservation box can be used at least as take-out box, vehicle-mounted heat preservation box according to use mode, with very broad market.

[0003] The current heat preservation box is generally composed of a box body and a cover body, the cover body is movably connected with the box body and locked by a lock catch structure. However, there is no special mold for producing the box body on the market at present, which leads to low production efficiency of the heat preservation box production line and cannot be mass-produced. Compared with traditional molds, hot runner molds have the advantages of saving raw materials, reducing production cost, shortening molding cycle, improving production efficiency and high automation degree.

[0004] Therefore, in order to realize mass production, it is necessary to design a hot runner type special mold for producing the heat preservation box body structure. SUMMARY

[0005] In view of the above-mentioned shortcomings of the prior art, the purpose of the present utility model is to provide a vehicle-mounted heat preservation box box body injection molding device to solve the problem that mass production cannot be realized in the prior art.

[0006] To achieve the above-mentioned purpose and other related purposes, the utility model provides a vehicle-mounted heat preservation box box body injection molding device, which at least comprises:

[0007] A base;

[0008] A fixed mold, which is fixedly installed on the base and protrudes from the base in a direction away from the base to form a male mold;

[0009] A movable mold, which cooperates with the fixed mold and forms a female mold corresponding to the male mold;

[0010] A push plate type demolding mechanism, which is arranged between the base and the movable mold;

[0011] A panel, which is installed on the movable mold and has a feeding port;

[0012] A feeding nozzle, which is installed on the feeding port;

[0013] A hot runner mechanism, which is installed between the movable mold and the panel and cooperates with the feeding nozzle;

[0014] When the fixed mold and the movable mold are closed, the female mold and the male mold form an injection cavity therebetween, molten plastic is injected from the feeding nozzle into the mold and is input into the injection cavity under the action of the hot runner mechanism, and the heat preservation box body is formed after cooling;

[0015] The push plate type demolding mechanism is matched with the formed heat preservation box body and can demold the heat preservation box body.

[0016] In an embodiment of the present application, the base is provided with a guide column, and the movable mold is provided with a first guide hole matched with the guide column.

[0017] In an embodiment of the present application, the push plate type demolding mechanism comprises a push plate and a driving assembly, the push plate is sleeved on the outer periphery of the male mold and located between the base and the movable mold, the push plate is provided with a second guide hole matched with the guide column, the driving assembly comprises a driving member and a connecting block, the driving member is installed on the push plate, and the connecting block is installed on the base and connected with the driving end of the driving member. Thus, after the movable mold is demolded relative to the fixed mold after injection molding, the push plate type demolding mechanism works, the driving member drives the push plate to move relative to the base, so that the heat preservation box body is away from the male mold, and the demolding work is completed.

[0018] In an embodiment of the present application, a first groove structure is arranged on the push plate, and a first protruding structure matched with the groove structure is arranged on the movable mold, when the fixed mold and the movable mold are combined, the first groove structure, the first protruding structure and the male mold jointly enclose a U-shaped groove in communication with the injection cavity.

[0019] In an embodiment of the present application, the hot runner mechanism comprises a hot runner plate, a flow dividing member, a needle valve type hot nozzle and a cylinder, the hot runner plate is installed between the panel and the movable mold, the flow dividing member is installed on the hot runner plate and in communication with the feeding nozzle, the needle valve type hot nozzle is installed on the movable mold and in communication with the flow dividing member, the cylinder is installed on the panel and matched with the needle valve type hot nozzle, and the movable mold is provided with a feeding hole in communication with the injection cavity and matched with the needle valve type hot nozzle.

[0020] In an embodiment of the present application, the needle valve type hot nozzle is two, and the corresponding cylinder is two.

[0021] In an embodiment of the present application, the vehicle-mounted heat preservation box body injection molding device further comprises a first cooling mechanism for cooling the movable mold and a second cooling mechanism for cooling the male mold, the first cooling mechanism at least comprises a first cooling pipeline arranged on the movable mold, and the second cooling mechanism at least comprises a second cooling pipeline arranged on the base.

[0022] In an embodiment of the present application, the vehicle-mounted heat preservation box body injection molding device further comprises a third cooling mechanism for cooling the cylinder, and the third cooling mechanism at least comprises a third cooling pipeline arranged on the panel.

[0023] In an embodiment of the present application, a second groove structure is arranged in the female mold.

[0024] In an embodiment of the present application, the male mold is provided with a second protruding structure.

[0025] The vehicle-mounted thermal insulation box body injection molding device has the following beneficial effects:

[0026] 1. The vehicle-mounted thermal insulation box body injection molding device with a novel structure is a special mold for the box body of a thermal insulation box, can quickly and integrally form the required product, has high production efficiency, can replace manual work to realize mass production, and meets the use requirement.

[0027] 2. The push plate type demolding structure does not need to be provided with a structure such as an ejection pin, effectively simplifies the structure, and saves the cost. DRAWINGS

[0028] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0029] Figure 2 It is a schematic diagram of the overall explosion structure of the utility model; Figure 1

[0030] Figure 3 It is a schematic diagram of the partial structure of the utility model; Figure 1

[0031] Figure 4 It is a schematic diagram of the overall explosion structure of the utility model; Figure 1

[0032] Figure 5 It is a schematic diagram of the moving mold of the utility model;

[0033] Figure 6 It is a schematic diagram of the overall explosion structure of the utility model; Figure 1

[0034] Figure 7 It is a schematic diagram of the cross-sectional structure of the utility model.

[0035] Figures 1-7 ​​​​The reference signs in the drawings are as follows: 1, base; 2, fixed mold; 3, push plate type demolding mechanism; 4, movable mold; 5, panel; 6, feeding nozzle; 7, hot runner mechanism; 8, first cooling mechanism; 9, second cooling mechanism; 10, third cooling mechanism; 100, injection cavity; 200, U-shaped groove; 300, incubator box body; 11, guide column; 21, male mold; 31, push plate; 32, driving assembly; 41, female mold; 42, first guide hole; 43, first protruding structure; 44, feeding hole; 71, hot runner plate; 72, flow divider; 73, needle valve type hot nozzle; 74, air cylinder; 75, electromagnetic valve; 76, junction box; 77, air path pipeline; 81, first cooling pipeline; 91, second cooling pipeline; 92, fourth cooling pipeline; 101, third cooling pipeline; 211, second protruding structure; 311, first slot structure; 312, second guide hole; 321, driving piece; 322, connecting block; 411, second slot structure; 711, wiring slot. DETAILED DESCRIPTION

[0036] The implementation modes of the present application are described below through specific examples, and other advantages and effects of the present application can be easily understood by those skilled in the art from the disclosure of the present specification. The present application can also be implemented or applied through other different specific implementation modes, and various modifications or changes can be made to the details in the present specification without departing from the spirit of the present application. It should be noted that the following examples and features in the examples can be combined with each other without conflict.

[0037] It should be noted that the drawings provided in the following examples only illustrate the basic concept of the present application in a schematic manner, and only the components related to the present application are shown in the drawings, not the number, shape and size of the components when actually implemented. The shapes, numbers and proportions of the components can be arbitrarily changed when actually implemented, and the layout pattern of the components can also be more complex.

[0038] Please refer to Figures 1-7 The present application provides a vehicle-mounted incubator box body injection molding device, which belongs to the field of manufacturing molds and can solve the problem that mass production cannot be achieved in the prior art.

[0039] As Figures 1-7 shown, the present application provides a vehicle-mounted incubator box body injection molding device.

[0040] The vehicle-mounted incubator box body injection molding device at least comprises:

[0041] The base 1;

[0042] The fixed mold 2 is fixedly installed on the base 1 and protrudes from the base 1 to form a male mold 21;

[0043] The movable mold 4 cooperates with the fixed mold 2 and is formed with a female mold 41 corresponding to the male mold 21;

[0044] The push plate type demolding mechanism 3 is arranged between the base 1 and the movable mold 4;

[0045] The panel 5 is installed on the movable mold 4 and is provided with a feeding port;

[0046] The feeding nozzle 6 is installed on the feeding port;

[0047] The hot runner mechanism 7 is installed between the movable mold 4 and the panel 5 and cooperates with the feeding nozzle 6;

[0048] When the fixed mold 2 and the movable mold 4 are closed, the female mold 41 and the male mold 21 form an injection cavity 100 therebetween, molten plastic is injected from the feeding nozzle 6 into the mold and is input into the injection cavity 100 under the action of the hot runner mechanism 7, and after cooling, the heat preservation box body 300 is formed;

[0049] The push plate type demolding mechanism 3 cooperates with the formed heat preservation box body 300 and can demold the heat preservation box body 300.

[0050] In the embodiment, the base 1 is provided with a guide column 11, and the movable mold 4 is provided with a first guide hole 42 cooperating with the guide column 11.

[0051] Preferably, the number of guide columns 11 is four, which are distributed at the four corners of the base 1.

[0052] In the embodiment, the push plate type demolding mechanism 3 includes a push plate 31 and a driving assembly 32, the push plate 31 is sleeved on the outer periphery of the male mold 21 and is located between the base 1 and the movable mold 4, the push plate 31 is provided with a second guide hole 312 cooperating with the guide column 11, the driving assembly 32 includes a driving member 321 and a connecting block 322, the driving member 321 is installed on the push plate 31, and the connecting block 322 is installed on the base 1 and is connected with a driving end of the driving member 321. Thus, after the injection is completed and the movable mold 4 is demolded relative to the fixed mold 2, the push plate type demolding mechanism 3 works, the driving member 321 drives the push plate 31 to move relative to the base 1, so that the heat preservation box body 300 moves away from the male mold 21, and the demolding work is completed.

[0053] Preferably, the number of driving assemblies 32 is at least one pair, which are arranged at both sides of the push plate 31.

[0054] Further preferably, the driving member 321 can be a pneumatic cylinder 74.

[0055] In the embodiment, the first groove structure 311 is arranged on the push plate 31, the first protrusion structure 43 is arranged on the movable die 4, and the first groove structure 311, the first protrusion structure 43 and the convex die 21 jointly form a U-shaped groove 200 in communication with the injection cavity 100 when the fixed die 2 and the movable die 4 are closed. Thus, a buckle structure matched with the cover of the heat preservation box can be formed on the upper edge of the heat preservation box body 300, so that the cover of the heat preservation box can be conveniently limited.

[0056] In the embodiment, the hot runner mechanism 7 comprises a hot runner plate 71, a flow divider 72, a needle valve type hot nozzle 73 and a cylinder 74. The hot runner plate 71 is arranged between the face plate 5 and the movable die 4. The flow divider 72 is arranged on the hot runner plate 71 and is in communication with the feeding nozzle 6. The needle valve type hot nozzle 73 is arranged on the movable die 4 and is in communication with the flow divider 72. The cylinder 74 is arranged on the face plate 5 and is matched with the needle valve type hot nozzle 73. The movable die 4 is provided with a feeding hole 44 in communication with the injection cavity 100 and matched with the needle valve type hot nozzle 73.

[0057] Preferably, the needle valve type hot nozzle 73 is two, and the corresponding cylinder 74 is two.

[0058] Further preferably, the hot runner mechanism 7 of the embodiment further comprises a solenoid valve 75, a junction box 76, a heating rod, a thermocouple and a gas circuit pipeline 77. The gas circuit pipeline 77 is arranged on the face plate 5 and is connected with the cylinder 74. The solenoid valve 75 is fixedly arranged on the face plate 5 and is matched with the gas circuit pipeline 77, so as to realize the on-off control of the gas circuit and drive the needle valve of the cylinder 74. The hot runner plate 71 is provided with a wiring groove 711. The junction box 76 is arranged on the side wall of the hot runner plate 71 and corresponds to the slot of the wiring groove 711. The thermocouple and the heating rod can be arranged on the flow divider 72, and the connecting wires thereof can be connected to the junction box 76 through the wiring groove 711.

[0059] In the embodiment, the vehicle-mounted heat preservation box body injection molding device further comprises a first cooling mechanism 8 for cooling the movable die 4 and a second cooling mechanism 9 for cooling the convex die 21. The first cooling mechanism 8 at least comprises a first cooling pipeline 81 arranged on the movable die 4. The second cooling mechanism 9 at least comprises a second cooling pipeline 91 arranged on the base 1 and a fourth cooling pipeline 92 arranged on the push plate 31.

[0060] In the embodiment, the vehicle-mounted heat preservation box body injection molding device further comprises a third cooling mechanism 10 for cooling the cylinder 74. The third cooling mechanism 10 at least comprises a third cooling pipeline 101 arranged on the face plate 5.

[0061] In the embodiment, the second groove structure 411 is arranged in the female die 41, so that a protrusion structure can be formed on the outer wall of the heat preservation box body 300.

[0062] In the embodiment, the male die 21 is provided with the second protruding structure 211, so that the groove structure can be formed on the inner wall of the heat preservation box body 300.

[0063] As described above, the vehicle-mounted heat preservation box body injection molding device has the following beneficial effects:

[0064] 1. The vehicle-mounted heat preservation box body injection molding device has the following beneficial effects:

[0065] 2. The push plate type demolding structure does not need to be provided with the ejector pin structure, effectively simplifies the structure, and saves the cost.

[0066] The above embodiment only exemplarily illustrates the principle and effect of the utility model, and is not used for limiting the utility model. Any person skilled in the art can modify or change the above embodiment without departing from the spirit and category of the utility model. Therefore, all equivalent modifications or changes completed by those skilled in the art under the spirit and technical thought disclosed by the utility model should be covered by the claims of the utility model.

Claims

1. A vehicle-mounted incubator box body injection molding device, characterized in that, At least comprising: a base (1); a fixed die (2) fixedly installed on the base (1) and formed with a male die (21) protruding away from the base (1) based on the base (1); a movable die (4) matched with the fixed die (2) and formed with a female die (41) corresponding to the male die (21); a push plate type demolding mechanism (3) arranged between the base (1) and the movable die (4); a panel (5) installed on the movable die (4) and provided with a feeding port; a feeding nozzle (6) installed on the feeding port; a hot runner mechanism (7) installed between the movable die (4) and the panel (5) and matched with the feeding nozzle (6) respectively; when the fixed die (2) and the movable die (4) are closed, the female die (41) and the male die (21) form an injection cavity (100) therebetween, molten plastic is injected from the feeding nozzle (6) into the mold, is input into the injection cavity (100) under the action of the hot runner mechanism (7), and forms an incubator box body (300) after cooling; the push plate type demolding mechanism (3) is matched with the formed incubator box body (300) and can demold the incubator box body (300).

2. The vehicle-mounted incubator box injection molding device according to claim 1, characterized in that, The base (1) is provided with a guide column (11), and the movable die (4) is provided with a first guide hole (42) matched with the guide column (11).

3. The vehicle-mounted incubator box injection molding device according to claim 2, characterized in that, The push plate type demolding mechanism (3) comprises a push plate (31) and a driving assembly (32), the push plate (31) is sleeved on the outer periphery of the male die (21) and located between the base (1) and the movable die (4), the push plate (31) is provided with a second guide hole (312) matched with the guide column (11), and the driving assembly (32) comprises a driving member (321) and a connecting block (322), the driving member (321) is installed on the push plate (31), and the connecting block (322) is installed on the base (1) and connected with the driving end of the driving member (321).

4. The vehicle-mounted incubator box injection molding device according to claim 3, characterized in that, The push plate (31) is provided with a first slot type structure (311), the movable die (4) is provided with a first protruding structure (43) matched with the slot type structure, when the fixed die (2) and the movable die (4) are closed, the first slot type structure (311), the first protruding structure (43) and the male die (21) jointly form a U-shaped groove (200) communicated with the injection cavity (100).

5. The vehicle-mounted incubator box injection molding device according to any one of claims 1-4, characterized in that, The hot runner mechanism (7) comprises a hot runner plate (71), a flow divider (72), a needle valve hot nozzle (73) and a cylinder (74), the hot runner plate (71) is installed between the face plate (5) and the movable die (4), the flow divider (72) is installed on the hot runner plate (71) and communicates with the feeding nozzle (6), the needle valve hot nozzle (73) is installed on the movable die (4) and communicates with the flow divider (72), the cylinder (74) is installed on the face plate (5) and cooperates with the needle valve hot nozzle (73), the movable die (4) is provided with a feeding hole (44) which communicates with the injection cavity (100) and cooperates with the needle valve hot nozzle (73).

6. The vehicle-mounted thermally insulated box body injection molding device according to claim 5, characterized in that, The needle valve hot nozzle (73) is two, and the corresponding cylinder (74) is two.

7. The vehicle-mounted incubator box injection molding device according to any one of claims 1-4, characterized in that, Further comprising a first cooling mechanism (8) for cooling the movable die (4) and a second cooling mechanism (9) for cooling the male die (21), the first cooling mechanism (8) at least comprises a first cooling pipeline (81) arranged on the movable die (4), and the second cooling mechanism (9) at least comprises a second cooling pipeline (91) arranged on the base (1).

8. The vehicle-mounted incubator box injection molding device according to claim 5, characterized in that, Further comprising a third cooling mechanism (10) for cooling the cylinder (74), the third cooling mechanism (10) at least comprises a third cooling pipeline (101) arranged on the face plate (5).

9. The vehicle-mounted incubator box injection molding device according to any one of claims 1-4, characterized in that, The female die (41) is provided with a second groove structure (411) inside.

10. The vehicle-mounted incubator box injection molding device according to any one of claims 1-4, characterized in that, The male die (21) is provided with a second protruding structure (211).

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