Automobile key injection mold

Abstract

The utility model discloses an automobile key injection mold which comprises a base, a lower mold base arranged at the top of the base, an injection molding cavity arranged at the top of the lower mold base, a cooling cavity arranged in the lower mold base below the injection molding cavity, a flow guide mechanism arranged inside the cooling cavity, a circulating mechanism connected with the cooling cavity, and a corner hydraulic cylinder arranged at the top of the base at one side of the lower mold base, the output end of the corner hydraulic cylinder is connected with the upper mold base through a hydraulic rod, a demolding mechanism is arranged on the side, away from the lower mold base, of the upper mold base, and an injection molding opening is formed in the upper mold base. Through the arrangement of a series of structures, injection molding processing of automobile keys and the design of the corner hydraulic cylinder, the mold closing and opening actions of an injection mold are convenient, the mold opening action enables the upper mold base to rise and rotate, the mold demolding operation is convenient, circulating cooling of the injection mold is achieved, cooling liquid in a cooling cavity circulates uniformly, the flow path is large, and the service life of the injection mold is prolonged. The cooling cavity cools the injection molding cavity uniformly and quickly, and the injection molding efficiency is improved.

Description

Technical Field

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

[0002] Car buttons are one of the car parts. Car buttons can be roughly divided into steering wheel quick control buttons, car light control buttons, car air-conditioning buttons, car multimedia buttons, car window and door buttons, car seat control buttons, etc.

[0003] Although the automobile button mold is convenient to manufacture through injection molding at present, after the mold is opened, the upper mold base is above the lower mold base, which causes spatial obstacles to the mold demolding and makes it inconvenient to demold the automobile button; and the lower mold base is cooled by coolant. Although the coolant can reduce the temperature, the coolant flows unevenly and has a small flow path in the lower mold base, resulting in uneven injection cooling, increasing the injection molding time and the difficulty of demolding. Utility Model Content

[0004] The purpose of the utility model is to provide an automobile key injection mold to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automobile button injection mold, comprising a base, a lower mold base is provided on the top of the base, an injection cavity is provided on the top of the lower mold base, a cooling cavity is provided in the lower mold base below the injection cavity, a flow guide mechanism is provided inside the cooling cavity, the cooling cavity is connected to a circulation mechanism, an angular hydraulic cylinder is provided on the top of the base on one side of the lower mold base, the output end of the angular hydraulic cylinder is connected to the upper mold base through a hydraulic rod, a demolding mechanism is provided on the side of the upper mold base away from the lower mold base, and an injection port is provided on the upper mold base.

[0006] Preferably, the circulation mechanism includes an inlet, an outlet, a connecting pipe, a water pump and a refrigeration box. An inlet is provided at one end of the cooling chamber, and an outlet is provided at the other end of the cooling chamber. The inlet and the outlet are arranged on the same side. The inlet passes through the lower mold base through a connecting pipe and is connected to the output end of the water pump. The input end of the water pump is connected to the output end of the refrigeration box through a connecting pipe. The outlet passes through the lower mold base and is connected to the input end of the refrigeration box through a connecting pipe.

[0007] Preferably, the guide mechanism includes a guide plate, a partition plate, a circulation channel, a circulation port, an outflow channel and an inflow channel. A guide plate is provided in the cooling chamber on the outlet side, a partition plate is provided in the cooling chamber on the inlet side of the guide plate, the interior of the cooling chamber is divided by the partition plate to form a circulation channel, a circulation port is provided at the end of the guide plate away from the outlet, a reversing channel is formed on the side of the guide plate close to the partition plate, an outflow channel is formed on the other side of the guide plate, and an inflow channel is formed on the end of the partition plate away from the guide plate.

[0008] Preferably, a plurality of partition plates are provided, the partition plates are evenly distributed at equal intervals, and the partition plates are provided with heat dissipation fins.

[0009] Preferably, the demoulding mechanism includes a bracket, an electric telescopic rod and an electric suction cup, a bracket is provided on the side of the upper mold base away from the lower mold base, an electric telescopic rod is provided on the end of the bracket away from the upper mold base, a mounting frame is provided at the bottom of the electric telescopic rod, and an electric suction cup is provided at the bottom of the mounting frame.

[0010] Preferably, two electric suction cups are provided, and the two electric suction cups are symmetrically arranged about the center of the injection cavity.

[0011] Preferably, a support seat is provided at the bottom of the base, and the upper end of the injection port is arranged in a funnel-shaped structure.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The car button injection mold realizes the injection molding of the car button in the injection cavity through the cooperation of the lower mold base and the upper mold base arranged on the base. The design of the angle hydraulic cylinder makes it convenient to close and open the injection mold, and the mold opening action makes the upper mold base rise and rotate. Combined with the bracket, electric telescopic rod and electric suction cup arranged on the upper mold base, the mold demoulding operation is convenient.

[0014] 2. The automobile button injection mold realizes circulating cooling of the injection mold by cooperating with a water pump and a refrigeration box through the cooling chamber arranged in the lower mold base. Combined with the guide plate and the partition plate arranged in the cooling chamber, an inflow channel, a circulation channel, a reversing channel and an outflow channel are formed in the cooling chamber, so that the coolant in the cooling chamber flows evenly and has a large flow path, so that the cooling chamber cools the injection chamber evenly and quickly, thereby improving the injection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 It is a structural schematic diagram of the lower die base in the utility model;

[0017] Figure 3 It is a schematic diagram of the structure of the cooling chamber in the utility model.

[0018] In the figure: 1. base; 2. lower mold base; 21. injection cavity; 3. corner hydraulic cylinder; 4. cooling cavity; 41. inlet; 42. outlet; 43. connecting pipe; 44. water pump; 45. refrigeration box; 5. guide mechanism; 51. guide plate; 52. partition plate; 53. circulation channel; 54. circulation port; 55. outflow channel; 56. inflow channel; 6. upper mold base; 7. bracket; 71. electric telescopic rod; 72. electric suction cup; 8. injection port. DETAILED DESCRIPTION

[0019] 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.

[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] like Figures 1 to 3As shown, the automobile button injection mold of this embodiment includes a base 1, a lower mold base 2 is provided on the top of the base 1, an injection cavity 21 is provided on the top of the lower mold base 2, a cooling cavity 4 is provided in the lower mold base 2 below the injection cavity 21, a guide mechanism 5 is provided inside the cooling cavity 4, the cooling cavity 4 is connected to the circulation mechanism, an angle hydraulic cylinder 3 is provided on the top of the base 1 on one side of the lower mold base 2, the output end of the angle hydraulic cylinder 3 is connected to the upper mold base 6 through a hydraulic rod, a demolding mechanism is provided on the side of the upper mold base 6 away from the lower mold base 2, an injection port 8 is provided on the upper mold base 6, the injection mold is convenient for closing and opening the mold, the mold demolding operation space is large, and the demolding is convenient, so as to realize the circulation cooling of the injection mold, the coolant in the cooling cavity 4 flows evenly and has a large flow path, the cooling cavity 4 cools the injection cavity 21 evenly and quickly, and the injection efficiency is improved.

[0023] Specifically, the circulation mechanism includes an inlet 41, an outlet 42, a connecting pipe 43, a water pump 44 and a refrigeration box 45. An inlet 41 is provided at one end of the cooling chamber 4, and an outlet 42 is provided at the other end of the cooling chamber 4. The inlet 41 and the outlet 42 are arranged on the same side. The inlet 41 penetrates the lower mold base 2 through the connecting pipe 43 and is connected to the output end of the water pump 44. The input end of the water pump 44 is connected to the output end of the refrigeration box 45 through the connecting pipe 43. The outlet 42 penetrates the lower mold base 2 and is connected to the input end of the refrigeration box 45 through the connecting pipe 43. Under the action of the water pump 44, the coolant in the refrigeration box 45 enters the cooling chamber 4 from the inlet 41 through the connecting pipe 43, is guided by the guide mechanism 5, flows out of the cooling chamber 4 from the outlet 42, and enters the refrigeration box 45 through the connecting pipe 43, thereby realizing the circulation cooling of the injection mold.

[0024] Furthermore, the guide mechanism 5 includes a guide plate 51, a partition plate 52, a flow channel 53, a flow port 54, an outflow channel 55 and an inflow channel 56. The guide plate 51 is provided in the cooling chamber 4 on the side of the outlet 42, and the partition plate 52 is provided in the cooling chamber 4 on the side of the guide plate 51 close to the inlet 41. The interior of the cooling chamber 4 is divided by the partition plate 52 to form a flow channel 53. The end of the guide plate 51 away from the outlet 42 is provided with a flow port 54, and the side of the guide plate 51 close to the partition plate 52 forms a reversing channel. An outflow channel 55 is formed on the other side of the guide plate 51, and an inflow channel 56 is formed at one end of the partition plate 52 away from the guide plate 51. Under the action of the water pump 44, the coolant in the refrigeration box 45 enters the inflow channel 56 of the cooling chamber 4 from the inlet 41 through the connecting pipe 43, and the coolant flows in the inflow channel 56 into the circulation channel 53, flows through the circulation channel 53 into the reversing channel, and then flows into the outflow channel 55 from the reversing channel through the circulation port 54, and finally flows out of the cooling chamber 4 from the outlet 42.

[0025] Furthermore, a plurality of partition plates 52 are provided, and the partition plates 52 are evenly distributed at equal intervals. The partition plates 52 are provided with heat dissipation fins, and the heat dissipation fins have the performance of heat conduction and transfer. The partition plates 52 divide the cooling cavity 4 into a plurality of flow channels 53 of the same length.

[0026] Furthermore, the demoulding mechanism includes a bracket 7, an electric telescopic rod 71 and an electric suction cup 72. The bracket 7 is provided on the side of the upper mold base 6 away from the lower mold base 2. The electric telescopic rod 71 is provided on the end of the bracket 7 away from the upper mold base 6. A mounting frame is provided at the bottom of the electric telescopic rod 71. The bottom of the mounting frame is provided with an electric suction cup 72. A conveyor is provided on one side of the base 1. Under the action of the angle hydraulic cylinder 3, the upper mold base 6 is moved up, raised and rotated to one side of the lower mold base 2. At the same time, the bracket 7, the electric telescopic rod 71 and the electric suction cup 72 on the upper mold base 6 It rotates to the top of the lower mold base 2, and the electric telescopic rod 71 drives the electric suction cup 72 to move downward. The electric suction cup 72 absorbs the automobile key product molded in the injection cavity 21, and then the electric telescopic rod 71 moves upward to lift the automobile key product in the injection cavity 21 for demolding, and the automobile key product is separated from the lower mold base 2, and then the angle hydraulic cylinder 3 rotates and moves downward to reset, and the automobile key product is transferred to the top of the conveyor, and the electric telescopic rod 71 drives the electric suction cup 72 and the automobile key product to move downward, and the automobile key product is placed on the conveyor for transportation.

[0027] Furthermore, two electric suction cups 72 are provided, and the two electric suction cups 72 are symmetrically arranged about the center of the injection cavity 21. During the demolding process, the product in the injection cavity 21 is adsorbed and the demolding is balanced, and the demolding adsorption surface is large, stable and reliable.

[0028] Furthermore, a support seat is provided at the bottom of the base 1, which stably supports the mold, and the upper end of the injection port 8 is arranged in a funnel-shaped structure to facilitate the injection of the injection material.

[0029] The method of using the present embodiment is as follows: under the action of the angle hydraulic cylinder 3, the upper mold base 6 moves downward, the upper mold base 6 and the lower mold base 2 are molded together, and the injection plastic is injected into the injection cavity 21 through the injection port 8 to perform the injection molding of the automobile button. Under the action of the water pump 44, the coolant in the refrigeration box 45 enters the inlet channel 56 of the cooling cavity 4 through the connecting pipe 43 from the inlet 41, and the coolant flows into each circulation channel 53 in the inlet channel 56, flows through each circulation channel 53 and enters the reversing channel, and then flows into the outflow channel 55 through the reversing channel through the circulation port 54, and finally flows out of the cooling cavity 4 from the outlet 42, and enters the refrigeration box 45 through the connecting pipe 43, so as to realize the circulation cooling of the injection mold, and the inflow channel 56, the circulation channel 53, the reversing channel and the outflow channel 55 are formed in the cooling cavity 4, so that the cooling The cooling liquid in the cooling cavity 4 flows evenly and has a large flow path, so that the cooling cavity 4 cools the injection cavity 21 evenly and quickly, thereby improving the injection efficiency. After cooling, under the action of the angular hydraulic cylinder 3, the upper mold base 6 moves up, rises and rotates to one side of the lower mold base 2. At the same time, the bracket 7, the electric telescopic rod 71 and the electric suction cup 72 on the upper mold base 6 rotate to the top of the lower mold base 2, and the electric telescopic rod 71 drives the electric suction cup 72 to move down. The electric suction cup 72 adsorbs the automobile button product formed in the injection cavity 21, and then the electric telescopic rod 71 moves up to lift and demold the automobile button product in the injection cavity 21, and the automobile button product is separated from the lower mold base 2, and then the angular hydraulic cylinder 3 rotates, moves down and resets. The design of the angular hydraulic cylinder 3 makes it convenient to close and open the injection mold, and the mold demolding operation space is large and the demolding is convenient.

[0030] 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 with 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 automobile button injection mold, characterized in that: The invention comprises a base (1), a lower mold base (2) is provided on the top of the base (1), an injection cavity (21) is provided on the top of the lower mold base (2), a cooling cavity (4) is provided in the lower mold base (2) below the injection cavity (21), a flow guide mechanism (5) is provided inside the cooling cavity (4), the cooling cavity (4) is connected to a circulation mechanism, a swivel hydraulic cylinder (3) is provided on the top of the base (1) on one side of the lower mold base (2), an output end of the swivel hydraulic cylinder (3) is connected to an upper mold base (6) via a hydraulic rod, a demoulding mechanism is provided on a side of the upper mold base (6) away from the lower mold base (2), and an injection port (8) is provided on the upper mold base (6).

2. The automobile button injection mold according to claim 1, characterized in that: The circulation mechanism comprises an inlet (41), an outlet (42), a connecting pipe (43), a water pump (44) and a refrigeration box (45); one end of the cooling chamber (4) is provided with an inlet (41), and the other end of the cooling chamber (4) is provided with an outlet (42); the inlet (41) and the outlet (42) are arranged on the same side; the inlet (41) penetrates the lower die base (2) through the connecting pipe (43) and is connected to the output end of the water pump (44); the input end of the water pump (44) is connected to the output end of the refrigeration box (45) through the connecting pipe (43); and the outlet (42) penetrates the lower die base (2) through the connecting pipe (43) and is connected to the input end of the refrigeration box (45).

3. The automobile button injection mold according to claim 2, characterized in that: The flow guide mechanism (5) comprises a flow guide plate (51), a partition plate (52), a circulation channel (53), a circulation port (54), an outflow channel (55) and an inflow channel (56); a flow guide plate (51) is provided in the cooling chamber (4) on one side of the outlet (42); a partition plate (52) is provided in the cooling chamber (4) on the side of the flow guide plate (51) close to the inlet (41); the interior of the cooling chamber (4) is divided by the partition plate (52) to form a circulation channel (53); a circulation port (54) is provided at one end of the flow guide plate (51) away from the outlet (42); a reversing channel is formed on one side of the flow guide plate (51) close to the partition plate (52); an outflow channel (55) is formed on the other side of the flow guide plate (51); and an inflow channel (56) is formed on one end of the partition plate (52) away from the flow guide plate (51).

4. The automobile button injection mold according to claim 3, characterized in that: A plurality of the partition plates (52) are provided, the partition plates (52) are evenly distributed at equal intervals, and the partition plates (52) are provided with heat dissipation fins.

5. The automobile button injection mold according to claim 1, characterized in that: The demoulding mechanism comprises a bracket (7), an electric telescopic rod (71) and an electric suction cup (72); a bracket (7) is provided on a side of the upper mold base (6) away from the lower mold base (2); an electric telescopic rod (71) is provided on an end of the bracket (7) away from the upper mold base (6); a mounting frame is provided at the bottom of the electric telescopic rod (71); and an electric suction cup (72) is provided at the bottom of the mounting frame.

6. The automobile button injection mold according to claim 5, characterized in that: Two electric suction cups (72) are provided, and the two electric suction cups (72) are symmetrically arranged about the center of the injection cavity (21).

7. The automobile button injection mold according to claim 1, characterized in that: A support seat is provided at the bottom of the base (1), and the upper end of the injection port (8) is arranged in a funnel-shaped structure.

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