Molding mechanism for silica gel keys of remote controller

Abstract

The utility model provides a remote controller silica gel key forming mechanism, and belongs to the technical field of remote controller production. The remote controller silica gel key forming mechanism comprises a lower mold and an upper mold, a plurality of key forming cavities are formed in the top of the lower mold, and the upper mold is coupled with the lower mold. The key forming cavity is formed in the top of the lower mold, the air cooling channel is formed in the top of the lower mold, the air cooling channel is arranged around the key forming cavity, meanwhile, the air suction assembly is installed on the outer wall of the lower mold, and the air suction assembly communicates with the air cooling channel, so that air in the air cooling channel can flow through the air suction assembly; according to the key forming device, the lower mold is provided with the key forming cavity, so that air passes nearby the key forming cavity, the interior of the key forming cavity is cooled quickly, the key forming efficiency is improved, the ejector pin penetrates through the bottom of the key forming cavity in a sliding mode, meanwhile, the reset rod penetrates through the top of the lower mold in a sliding mode, the formed key can be supported through the ejector pin, and the formed key can be taken out conveniently.

Description

TECHNICAL FIELD

[0001] The application relates to the field of remote controller production, in particular to a remote controller silica gel key forming mechanism. BACKGROUND

[0002] The remote controller is a wireless transmitting device, which encodes key information through modern digital coding technology, transmits light waves through an infrared diode, converts the received infrared signals into electric signals through an infrared receiver of a receiver, and decodes the electric signals through a processor to demodulate corresponding instructions to achieve the operation requirements of controlling a set top box and the like.

[0003] In the production process of the remote controller, silica gel keys on the remote controller are formed through an injection mold, and the silica gel is cooled and formed in a forming cavity. The existing silica gel key forming mold is naturally cooled and formed or is air-cooled and water-cooled formed. The natural cooling forming rate is slow, and the air-cooling and water-cooling channels are not arranged around the key forming cavity, so there is also an efficiency problem. Therefore, the application provides a remote controller silica gel key forming mechanism. CONTENT OF THE INVENTION

[0004] In order to make up for the above shortcomings, the application provides a remote controller silica gel key forming mechanism, which aims to improve the slow forming efficiency of the existing silica gel key forming mold.

[0005] The application provides a remote controller silica gel key forming mechanism, which comprises a lower mold and an upper mold, a plurality of key forming cavities are formed in the top of the lower mold, the upper mold is coupled with the lower mold, an air-cooling channel is formed in the top of the lower mold, and a suction assembly is installed on the outer wall of the lower mold, and the suction assembly is in communication with the air-cooling channel.

[0006] In a specific embodiment, the air-cooling channel is provided with two air-cooling channels, and the two air-cooling channels are arranged around the plurality of key forming cavities. The inlet ends of the two air-cooling channels are in communication with the outside.

[0007] In a specific embodiment, two air-cooling cavities are formed in the top of the lower mold, and a first channel is further formed in the top of the lower mold. The first channel is in communication with the two air-cooling cavities. The two air-cooling channels are respectively in communication with the two air-cooling cavities.

[0008] In a specific embodiment, two second channels are further formed in the top of the lower mold, and two air outlet holes are formed in the side wall of one end of the second channels. Openings are arranged in the top of the two air outlet holes. One end of the two second channels is in communication with the first channel, and the other end is respectively in communication with the bottom openings of the two air outlet holes. The suction assembly is in communication with the two air outlet holes.

[0009] In a specific embodiment, the air suction assembly comprises a fixed tube fixedly installed on the outer wall of the lower mold, the fixed tube covers the two air outlet holes, and a fan is installed in the fixed tube.

[0010] In a specific embodiment, a cavity is formed in the lower mold, a lifting plate is arranged in the cavity, a plurality of ejection pins are slidably penetrated through the bottoms of the plurality of key forming cavities, and the bottoms of the plurality of ejection pins are connected with the lifting plate.

[0011] In a specific embodiment, a plurality of reset rods are slidably penetrated between the top of the lower mold and the cavity, the bottoms of the plurality of reset rods are fixedly connected with the lifting plate, and reset springs are sleeved on the plurality of reset rods, and the two ends of each reset spring are fixedly connected with the top of the cavity and the top of the lifting plate.

[0012] In a specific embodiment, an injection cavity and an injection channel are formed in the top of the lower mold, and the injection channel is in communication with the injection cavity and the plurality of key forming cavities.

[0013] The beneficial effects of the present application are as follows: by forming the key forming cavities in the top of the lower mold and forming the air cooling channels in the top of the lower mold, the air cooling channels are arranged around the key forming cavities, and the air suction assembly is installed on the outer wall of the lower mold and in communication with the air cooling channels, so that the air suction assembly can make the air in the air cooling channels flow, so that the air passes near the key forming cavities, so that the internal temperature of the key forming cavities is lowered quickly, and the key forming efficiency is improved, by slidably penetrating the ejection pins through the bottoms of the key forming cavities and slidably penetrating the reset rods through the top of the lower mold, the formed keys can be lifted up by the ejection pins, so that the formed keys are easily taken out. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the embodiments will be briefly introduced below, and it should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained without creative labor.

[0015] Figure 1 is the main structure schematic diagram of the remote controller silica gel key forming mechanism provided by the embodiments of the present application;

[0016] Figure 2 is the sectional structure schematic diagram of the remote controller silica gel key forming mechanism provided by the embodiments of the present application;

[0017] Figure 3 is the top view structure schematic diagram of the lower mold of the remote controller silica gel key forming mechanism provided by the embodiments of the present application;

[0018] Figure 4 The lower mold structure schematic diagram of the remote controller silicone key forming mechanism provided by the embodiment of the application is shown in the figure;

[0019] Figure 5 The lower mold side structure schematic diagram of the remote controller silicone key forming mechanism provided by the embodiment of the application is shown in the figure;

[0020] Figure 6 The lower mold bottom partial structure schematic diagram of the remote controller silicone key forming mechanism provided by the embodiment of the application is shown in the figure.

[0021] In the figure: 10-lower mold; 110-air cooling cavity; 120-first channel; 130-second channel; 140-air outlet hole; 20-upper mold; 30-key forming cavity; 40-air cooling channel; 50-air suction assembly; 510-fixed pipe; 520-fan; 60-cavity; 610-lifting plate; 620-ejector pin; 70-resetting rod; 710-resetting spring; 80-injection molding cavity; 810-injection molding channel. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the application will be described below with reference to the drawings in the embodiments of the application.

[0023] Please refer to Figures 1-6 The application provides a remote controller silicone key forming mechanism, which comprises a lower mold 10 and an upper mold 20. The lower mold 10 is provided with a plurality of key forming cavities 30 on the top. The upper mold 20 is coupled with the lower mold 10. The lower mold 10 is provided with air cooling channels 40 on the top, and an air suction assembly 50 is installed on the outer wall of the lower mold 10. The air suction assembly 50 is in communication with the air cooling channels 40. The air cooling channels 40 are provided in two and surround the plurality of key forming cavities 30. The inlet ends of the two air cooling channels 40 are in communication with the outside. Specifically, the air cooling channels 40 are arranged at the plurality of key forming cavities 30, and one end of the air cooling channels 40 is open and in communication with the outside environment. Thus, through the action of the air suction assembly 50, the outside air can enter the air cooling channels 40, and the air can pass by the plurality of key forming cavities 30 to accelerate the cooling speed in the key forming cavities 30 and accelerate the forming of the remote controller silicone keys. Further, the lower mold 10 is provided with an injection molding cavity 80 and an injection molding channel 810 on the top. The injection molding channel 810 is in communication with the injection molding cavity 80 and the plurality of key forming cavities 30. The specific installation structure of the upper mold 20 and the lower mold 10 is the prior art, and the upper mold 20 is provided with the prior injection molding structure.

[0024] Please refer to Figures 2-4The top of the lower mold 10 is provided with two air cooling cavities 110, and the top of the lower mold 10 is also provided with a first channel 120, the first channel 120 is communicated with the two air cooling cavities 110, the two air cooling channels 40 are respectively communicated with the two air cooling cavities 110, the top of the lower mold 10 is also provided with two second channels 130, and the sidewall of one end of the two second channels 130 is provided with two air outlet holes 140, the top of the two air outlet holes 140 is provided with an opening, one end of the two second channels 130 is communicated with the first channel 120, and the other end of the two second channels 130 is respectively communicated with the opening at the bottom of the two air outlet holes 140, the air suction assembly 50 is communicated with the two air outlet holes 140, when arranged, the air in the air cooling channel 40 flows into the air cooling cavity 110, the air in the two air cooling cavities 110 flows into the first channel 120, the air in the first channel 120 flows into the two second channels 130, and the air in the two second channels 130 flows into the two air outlet holes 140, and finally flows out of the air suction assembly 50, so that the air in the air cooling channel 40 flows.

[0025] Referring to Figure 3 and 4 , the air suction assembly 50 includes a fixed pipe 510 fixedly installed on the outer wall of the lower mold 10, the fixed pipe 510 covers the two air outlet holes 140, and a fan 520 is installed in the fixed pipe 510, when arranged, the fan 520 rotates in the fixed pipe 510, so that the air in the fixed pipe 510 flows outward, and then the air in the external environment enters the air cooling channel 40, after the upper mold 20 is closed with the lower mold 10, the top of the upper mold 20 seals the key forming cavity 30, the air cooling channel 40, the air cooling cavity 110, the first channel 120, the second channel 130 and the air outlet hole 140, and then the air flow channel.

[0026] Referring to Figures 4-6The lower mold 10 is provided with a cavity 60, the cavity 60 is provided with a lifting plate 610, a plurality of key forming cavities 30 are provided with a plurality of ejector pins 620, the bottom of the plurality of ejector pins 620 is connected with the lifting plate 610, the top of the lower mold 10 is provided with a plurality of reset rods 70, the bottom of the plurality of reset rods 70 is fixedly connected with the lifting plate 610, and the reset spring 710 is sleeved on the plurality of reset rods 70, and the two ends of the reset spring 710 are fixedly connected with the top of the cavity 60 and the top of the lifting plate 610. It should be noted that when the upper mold 20 and the lower mold 10 are closed, the bottom of the upper mold 20 will press the plurality of reset rods 70 downward, so that the plurality of reset rods 70 move downward, the top of the plurality of reset rods 70 is received in a position flush with the top of the lower mold 10, and the lifting plate 610 is driven downward, the reset spring 710 is stretched, and the lifting plate 610 drives the ejector pin 620 to move downward, so that the top of the ejector pin 620 is flush with the bottom of the key forming cavity 30. After the silicone key is formed in the key forming cavity 30, the reset spring 710 drives the lifting plate 610 to reset, so that the lifting plate 610 drives the plurality of ejector pins 620 to move upward, so as to realize the purpose of ejecting the silicone key, and the silicone key is convenient to take out.

[0027] When the remote control silicone key forming mechanism is used: the upper mold 20 and the lower mold 10 are closed, the reset rod 70 is pressed downward by the upper mold 20, so that the ejector pin 620 is received, and then the injection molding process can be carried out. The molten silicone material enters the plurality of key forming cavities 30 through the injection channel 810, and then the fan 520 is started, so that the external air passes through the air cooling channel 40, the air cooling cavity 110, the first channel 120, the second channel 130 and the air outlet hole 140 in sequence, and finally is discharged from the fixed pipe 510, so as to accelerate the silicone key forming efficiency. After forming, the ejector pin 620 ejects the silicone key, so as to facilitate taking out the silicone key.

[0028] It should be noted that the specific model specifications of the lower mold 10, the upper mold 20 and the fan 520 need to be determined according to the actual specifications of the device, and the specific selection calculation method adopts the existing technology in the art, so it will not be described in detail.

[0029] The power supply and principle of the lower mold 10, the upper mold 20 and the fan 520 are clear to those skilled in the art, and will not be described in detail here.

[0030] The above descriptions are only the embodiments of the present application, and are not intended to limit the protection scope of the present application. For those skilled in the art, the present application can have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

Claims

1. A silicone button molding mechanism for a remote control, characterized in that, It includes a lower mold (10) and an upper mold (20). The lower mold (10) has several button forming cavities (30) on its top. The upper mold (20) is coupled to the lower mold (10). The lower mold (10) has a cooling channel (40) on its top and a suction assembly (50) is installed on its outer wall. The suction assembly (50) is connected to the cooling channel (40).

2. The remote control silicone button molding mechanism according to claim 1, characterized in that, There are two air-cooling channels (40), which are arranged around several button forming cavities (30), and the inlet ends of the two air-cooling channels (40) are connected to the outside.

3. The remote control silicone button molding mechanism according to claim 2, characterized in that, The lower mold (10) has two air-cooled cavities (110) on its top, and a first channel (120) is also provided on its top. The first channel (120) is connected to the two air-cooled cavities (110), and the two air-cooled channels (40) are connected to the two air-cooled cavities (110) respectively.

4. The remote control silicone button molding mechanism according to claim 3, characterized in that, The lower mold (10) also has two second channels (130) on its top, and two air outlets (140) on one side wall. The two air outlets (140) have openings at their tops. One end of the two second channels (130) is connected to the first channel (120), and the other end is connected to the bottom openings of the two air outlets (140). The suction assembly (50) is connected to the two air outlets (140).

5. The remote control silicone button molding mechanism according to claim 4, characterized in that, The suction assembly (50) includes a fixed tube (510) fixedly installed on the outer wall of the lower mold (10). The fixed tube (510) covers the two air outlets (140) and a fan (520) is installed inside it.

6. The remote control silicone button molding mechanism according to claim 1, characterized in that, The lower mold (10) has a cavity (60) inside, and a lifting plate (610) is provided inside the cavity (60). A few button forming cavities (30) are slidably penetrated by ejector pins (620) at the bottom, and the bottom of the few ejector pins (620) is connected to the lifting plate (610).

7. The remote control silicone button molding mechanism according to claim 6, characterized in that, A plurality of reset rods (70) slide through the top of the lower mold (10) and the cavity (60). The bottom of each of the reset rods (70) is fixedly connected to the lifting plate (610), and each of the reset rods (70) is fitted with a reset spring (710). The two ends of the reset spring (710) are fixedly connected to the top of the cavity (60) and the top of the lifting plate (610) respectively.

8. The remote control silicone button molding mechanism according to claim 1, characterized in that, The lower mold (10) has an injection cavity (80) and an injection channel (810) at its top. The injection channel (810) is connected to the injection cavity (80) and several button molding cavities (30).

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