An injection molding mold for a car cup holder panel

Abstract

The utility model relates to the technical field of injection molding molds, specifically an injection molding mold for a car cup holder panel, including a lower mold, an upper mold, a guide rod and a demoulding assembly; the lower mold is provided with a die assembly for injecting molten material; the upper mold is provided with a convex mold assembly for extruding the molten material in the die assembly; two groups of guide rods are provided, and the two groups of second cooling chambers are symmetrically arranged at the bottom end of the upper mold, and the lower mold is provided with a mounting groove inside, and the guide rod is slidably connected to the mounting groove, and the demoulding assembly is arranged inside the lower mold and adapted to the die assembly, and is used to automatically eject the molding material in the die assembly. The utility model facilitates the safer injection of molten material into molding and reduces the danger through the arrangement of the convex mold assembly and the die assembly; and facilitates the automatic and rapid ejection of the molded cup holder panel from the die assembly through the arrangement of the demoulding assembly, thereby improving the molding efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of injection molding molds, in particular to an injection molding mold for an automobile cup holder panel. Background Art

[0002] A car cup holder panel is a component used to place cups, bottles or other small items, usually located in the center console or rear seat armrest box of the car.

[0003] The Chinese patent with the authorization announcement number CN219883156U discloses an injection molding mold for automobile cup holders, which relates to the technical field of injection molds. The injection molding mold for automobile cup holders includes a bottom plate, a lifting assembly and a material discharge assembly. A transmission screw is rotatably installed on the top of the bottom plate, and a top plate is rotatably installed on the top of the transmission screw. The injection molding mold for automobile cup holders can be used to lift the movable mold through the coordinated use of a driving motor, a pulley, a belt, a threaded moving block and a mounting side rod. After the lifting, the raw materials in the molding groove inside the movable mold can be molded, and five groups of cup holders can be processed at the same time, which greatly improves the production efficiency of the cup holders and increases the practicality of the device. Then, through the coordinated use of a baffle, a sliding rod, a push plate and a ejector block, the cup holder can be ejected after the cup holder is formed, which is convenient for subsequent workers to carry out material discharge processing of the molded cup holder and reduces the labor intensity of workers when unloading.

[0004] However, the above-mentioned disclosed solutions have the following shortcomings: the temperature of the molten raw materials for injection molding is relatively high, and the raw materials are first placed in the molding tank and then the movable mold is adjusted. During this process, the molten material is prone to the risk of being exposed, which is dangerous and reduces the molding efficiency. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and propose an injection molding die for an automobile cup holder panel.

[0006] The technical solution of the utility model is: an injection molding mold for an automobile cup holder panel, comprising a lower mold, on which a die assembly is arranged for safely injecting molten material; an upper mold, on which a convex mold assembly is arranged for extruding the molten material in the die assembly; two groups of guide rods are arranged, the two groups of second cooling cavities are symmetrically arranged at the bottom end of the upper mold, a mounting groove is arranged inside the lower mold, and the guide rods are slidably connected to the mounting groove; and a demoulding assembly is arranged inside the lower mold and adapted to the die assembly, and is used to automatically eject the molding material in the die assembly.

[0007] Preferably, the female mold assembly includes a panel cavity, which is arranged at the top of the lower mold, and a female mold is arranged at the bottom of the panel cavity; and a feed valve, which is arranged on the lower mold, and one end of the feed valve is connected to the bottom of the panel cavity.

[0008] Preferably, the demolding assembly includes an adjustment plate, which is slidably connected to the mounting groove, and an elastic member is installed at the bottom end of the adjustment plate; an adjustment rod, which is installed at the top end of the adjustment plate, the adjustment rod passes through the first cooling cavity and extends to the die in which a lower die seat is installed, the lower die seat is slidably connected to the inner cavity of the die, and the adjustment rod is slidably connected to the die; and a pressure rod, which is provided with two groups, the two groups of pressure rods are symmetrically arranged at the top end of the adjustment plate, the pressure rods are slidably connected to the mounting grooves, and the top end of the pressure rods abuts against the bottom end of the guide rod.

[0009] Preferably, a first cooling assembly matched with the die assembly is provided inside the lower mold, the first cooling assembly includes a first cooling cavity, which is provided inside the lower mold, the bottom end of the die extends into the first cooling cavity, the top end of the first cooling cavity is matched with the bottom end of the panel cavity, a first water inlet valve is provided at the bottom end of the first cooling cavity and located on the side wall of the lower mold, and a first water outlet valve is provided at the top end of the first cooling cavity and located on the side wall of the lower mold.

[0010] Preferably, a plurality of groups of first heat dissipating fins are evenly arranged on the outer peripheral surface of the concave mold, and the first heat dissipating fins are distributed in the first cooling cavity.

[0011] Preferably, the punch assembly includes a punch, which is installed at the bottom end of the upper mold; and an upper mold base, which is installed at the bottom end of the upper mold and is sleeved on the outside of the punch. The upper mold base is slidably connected to the inner wall of the panel cavity, the punch is adapted to the die, and the gap between the punch and the die is used for molding the molten material.

[0012] Preferably, a second cooling assembly is provided inside the upper mold, and the second cooling assembly includes a second cooling cavity, which is provided inside the upper mold, the second cooling cavity is connected to the inner cavity of the punch, a second water inlet valve is provided at one end of the second cooling cavity and located on the side wall of the upper mold, and a second water outlet valve is provided at the other end of the second cooling cavity and located on the upper mold.

[0013] Preferably, a plurality of groups of second heat dissipating fins are evenly arranged around the inner cavity of the male mold.

[0014] Compared with the prior art, the above technical scheme of the utility model has the following beneficial technical effects: the utility model facilitates the safer injection of molten material into molding and reduces the risk through the arrangement of the male mold assembly and the female mold assembly; the arrangement of the first cooling assembly and the second cooling assembly facilitates the rapid cooling of the outer wall and inner wall temperature of the molten material between the male mold assembly and the female mold assembly, shortens the cooling time, and accelerates molding; the arrangement of the demolding assembly facilitates the automatic and rapid ejection of the molded cup holder panel out of the female mold, thereby improving molding efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2This is a schematic diagram of the internal structure of the lower mold of the utility model;

[0017] Figure 3 It is a schematic diagram of the method for connecting the first heat dissipating fin and the concave mold of the utility model;

[0018] Figure 4 It is a schematic diagram of the internal structure of the upper mold of the utility model.

[0019] Figure numerals: 1. lower mold; 101. mounting groove; 102. first cooling chamber; 103. first water inlet valve; 104. first water outlet valve; 2. panel cavity; 201. die; 202. feed valve; 203. first heat dissipating fin; 3. adjusting plate; 301. elastic member; 302. adjusting rod; 303. lower mold base; 304. pressure rod; 4. upper mold; 401. second cooling chamber; 402. punch; 403. upper mold base; 404. guide rod; 405. second heat dissipating fin; 406. second water inlet valve; 407. second water outlet valve. DETAILED DESCRIPTION

[0020] Embodiment 1

[0021] like Figure 1 , Figure 2 and Figure 4 As shown, the utility model proposes an injection molding mold for a car cup holder panel, comprising a lower mold 1, an upper mold 4, a guide rod 404 and a demoulding assembly; a concave mold assembly is provided on the lower mold 1 for injecting molten material, and the lower mold 1 is mounted on a fixed template of an injection molding machine; a convex mold assembly is provided on the upper mold 4 for extruding the molten material in the concave mold assembly, and the upper mold 4 is mounted on a movable template of the injection molding machine, and the upper mold 4 follows the movable template of the injection molding machine to move toward the lower mold 1 to close the mold or move away; two groups of guide rods 404 are provided, and two groups of second cooling chambers 401 are symmetrically arranged at the bottom end of the upper mold 4, and a mounting groove 101 is provided inside the lower mold 1, and the guide rod 404 is slidably connected to the mounting groove 101, and the demoulding assembly is arranged inside the lower mold 1 and is adapted to the concave mold assembly, and is used to automatically eject the molding material in the concave mold assembly.

[0022] Furthermore, the die assembly includes a panel cavity 2 and a feed valve 202; the panel cavity 2 is arranged at the top of the lower mold 1, and a die 201 is arranged at the bottom of the panel cavity 2; the feed valve 202 is arranged on the lower mold 1, and one end of the feed valve 202 is connected to the bottom of the panel cavity 2.

[0023] Furthermore, the punch assembly includes a punch 402 and an upper die base 403; the punch 402 is installed at the bottom end of the upper die 4; the upper die base 403 is installed at the bottom end of the upper die 4 and is sleeved on the outside of the punch 402, the upper die base 403 is slidably connected to the inner wall of the panel cavity 2, the punch 402 is adapted to the die 201, and the gap between the punch 402 and the die 201 is used for molding the molten material.

[0024] In this embodiment, the injection molding machine is started to move the upper mold 4 downward, so that the guide rod 404 slides and is inserted into the mounting groove 101 until the upper mold 4 fits with the top of the lower mold 1. At this time, the upper mold base 403 slides along the panel cavity 2 to a suitable height, and at the same time, the punch 402 is inserted into the inner cavity of the die 201. The gap between the upper mold base 403 and the panel cavity 2 and the gap between the punch 402 and the die 201 are the molding space for the molten material; the molten material supply mechanism is connected to the feed valve 202, and the feed valve 202 delivers an appropriate amount of injection molding material to the inside of the panel cavity 2 until the raw material fills the entire gap to avoid material leakage and improve safety.

[0025] Embodiment 2

[0026] like Figure 1 and Figure 2 As shown, the injection molding mold of the automobile cup holder panel proposed by the utility model, compared with the first embodiment, also includes a demoulding component, the demoulding component includes an adjusting plate 3, an adjusting rod 302 and a pressing rod 304; the adjusting plate 3 is slidably connected to the mounting groove 101, and an elastic member 301 is installed at the bottom end of the adjusting plate 3, and the elastic member 301 is set as a spring; the adjusting rod 302 is installed at the top of the adjusting plate 3, the adjusting rod 302 passes through the first cooling cavity 102 and extends to the concave mold 201 where a lower mold base 303 is installed, the lower mold base 303 is slidably connected to the inner cavity of the concave mold 201, and the adjusting rod 302 is slidably connected to the concave mold 201; the pressing rod 304 is provided with two groups, and the two groups of pressing rods 304 are symmetrically arranged at the top of the adjusting plate 3, the pressing rod 304 is slidably connected to the mounting groove 101, and the top of the pressing rod 304 abuts against the bottom end of the guide rod 404.

[0027] In this embodiment, when the upper mold 4 moves downward until it abuts against the lower mold 1, the guide rod 404 presses the pressure rod 304 downward, so that the adjustment plate 3 follows the pressure rod 304 to slide downward along the installation groove 101, and the elastic member 301 is compressed. At the same time, the adjustment rod 302 slides downward to drive the lower mold base 303 to slide downward along the inner cavity of the die 201 to a suitable position. When the molten material is formed, the upper mold 4 moves upward to separate from the lower mold 1, and the elastic force recovery action of the elastic member 301 drives the adjustment plate 3 to slide upward along the installation groove 101, and then drives the lower mold base 303 to slide upward along the inner cavity of the die 201, thereby ejecting the molten material upward for easy demolding.

[0028] Embodiment 3

[0029] like Figures 1 to 4 As shown, the utility model proposes an injection molding mold for an automobile cup holder panel. Compared with the first embodiment, the lower mold 1 is provided with a first cooling component adapted to the concave mold component, which is used to cool and mold the outer surface of the molten material in the concave mold component, and the first cooling component includes a first cooling cavity 102; the first cooling cavity 102 is provided inside the lower mold 1, and the bottom end of the concave mold 201 extends to the inside of the first cooling cavity 102, and the top end of the first cooling cavity 102 is adapted to the bottom end of the panel cavity 2, and the bottom end of the first cooling cavity 102 and located on the side wall of the lower mold 1 are provided with a first water inlet valve 103, and the first cooling cavity 102 is provided with a first cooling valve 103. A first water outlet valve 104 is provided at the top of a cooling cavity 102 and located on the side wall of the lower mold 1; a second cooling component is provided inside the upper mold 4, which is used to cool and shape the inner surface of the molten material in the concave mold component, and the second cooling component includes a second cooling cavity 401; the second cooling cavity 401 is provided inside the upper mold 4, and the second cooling cavity 401 is connected to the inner cavity of the punch 402, a second water inlet valve 406 is provided at one end of the second cooling cavity 401 and located on the side wall of the upper mold 4, and a second water outlet valve 407 is provided at the other end of the second cooling cavity 401 and located on the upper mold 4.

[0030] Furthermore, a plurality of groups of first heat dissipating fins 203 are evenly arranged on the outer peripheral surface of the die 201, and the first heat dissipating fins 203 are distributed in the first cooling cavity 102; a plurality of groups of second heat dissipating fins 405 are evenly arranged around the inner cavity of the punch 402; the first heat dissipating fins 203 are in contact with the coolant in the first cooling cavity 102, so as to absorb the heat of the molten material inside the die 201 and transfer it to the coolant in the first cooling cavity 102, so as to accelerate the heat conduction and cooling of the outer wall of the molten material and accelerate the molding; the second heat dissipating fins 405 are in contact with the coolant in the second cooling cavity 401, so as to conduct the temperature of the inner wall of the molten material and accelerate the molding.

[0031] In this embodiment, the coolant is connected to the first water inlet valve 103 and the second water inlet valve 406 to transport the coolant to the first cooling cavity 102 and the second cooling cavity 401, wherein the second cooling cavity 401 is connected to the inner cavity of the punch 402, the coolant can smoothly enter the inner cavity of the punch 402, the coolant can fully contact the outer wall and the inner wall of the molten material, absorb the heat and then be discharged from the first water outlet valve 104 and the second water outlet valve 407, and this cycle is repeated until the molten material is cooled and formed, thereby shortening the cooling time and accelerating the forming.

[0032] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. An injection molding mold for a car cup holder panel, characterized in that: include A lower mold (1) is provided with a concave mold assembly for safely injecting molten material; An upper mold (4) is provided with a male mold component for extruding the molten material in the female mold component; The guide rods (404) are provided in two groups, the two groups of second cooling chambers (401) are symmetrically arranged at the bottom end of the upper mold (4), a mounting groove (101) is arranged inside the lower mold (1), and the guide rods (404) are slidably connected to the mounting groove (101); And a demoulding component is arranged inside the lower mold (1) and is adapted to the female mold component, and is used to automatically eject the molding material in the female mold component.

2. The injection molding mold for the automobile cup holder panel according to claim 1, characterized in that: The die assembly includes A panel cavity (2) is arranged at the top end of the lower mold (1), and a concave mold (201) is arranged at the bottom end of the panel cavity (2); And a feed valve (202) is arranged on the lower mold (1), and one end of the feed valve (202) is connected to the bottom end of the panel cavity (2).

3. The injection molding die for the automobile cup holder panel according to claim 2, characterized in that: Demolding components include An adjustment plate (3) is slidably connected to the mounting groove (101), and an elastic member (301) is installed at the bottom end of the adjustment plate (3); An adjusting rod (302) is installed at the top of the adjusting plate (3); the adjusting rod (302) passes through the first cooling cavity (102) and extends to the concave mold (201) where a lower mold base (303) is installed; the lower mold base (303) is slidably connected to the inner cavity of the concave mold (201); and the adjusting rod (302) is slidably connected to the concave mold (201); And there are two groups of pressure rods (304), which are symmetrically arranged at the top of the adjustment plate (3), the pressure rods (304) are slidably connected to the installation groove (101), and the top of the pressure rod (304) is in contact with the bottom of the guide rod (404).

4. The injection molding die for the automobile cup holder panel according to claim 3, characterized in that: A first cooling component matched with the female mold component is arranged inside the lower mold (1), and the first cooling component comprises a first cooling cavity (102) which is arranged inside the lower mold (1), the bottom end of the female mold (201) extends into the first cooling cavity (102), the top end of the first cooling cavity (102) is matched with the bottom end of the panel cavity (2), a first water inlet valve (103) is arranged at the bottom end of the first cooling cavity (102) and on the side wall of the lower mold (1), and a first water outlet valve (104) is arranged at the top end of the first cooling cavity (102) and on the side wall of the lower mold (1).

5. The injection molding die for the automobile cup holder panel according to claim 4, characterized in that: A plurality of groups of first heat dissipation fins (203) are evenly arranged on the outer peripheral surface of the concave mold (201), and the first heat dissipation fins (203) are distributed in the first cooling cavity (102).

6. The injection molding die for the automobile cup holder panel according to claim 5, characterized in that: The punch assembly includes A male mold (402) is mounted on the bottom end of the upper mold (4); And an upper mold base (403), which is installed at the bottom end of the upper mold (4) and is sleeved on the outside of the male mold (402), the upper mold base (403) is slidably connected to the inner wall of the panel cavity (2), the male mold (402) is adapted to the female mold (201), and the gap between the male mold (402) and the female mold (201) is used for molding the molten material.

7. The injection molding die for the automobile cup holder panel according to claim 6, characterized in that: A second cooling assembly is arranged inside the upper mold (4), and the second cooling assembly includes A second cooling cavity (401) is arranged inside the upper mold (4), the second cooling cavity (401) is connected to the inner cavity of the male mold (402), a second water inlet valve (406) is arranged at one end of the second cooling cavity (401) and located on the side wall of the upper mold (4), and a second water outlet valve (407) is arranged at the other end of the second cooling cavity (401) and located on the upper mold (4).

8. The injection molding die for the automobile cup holder panel according to claim 7, characterized in that: A plurality of groups of second heat dissipating fins (405) are evenly arranged around the inner cavity of the male mold (402).

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