Power switch cover die

Abstract

The utility model belongs to the technical field of molds, and particularly relates to a power switch cover mold which comprises an upper mold, a lower mold and a frame, an injection molding device is arranged on the outer surface of the frame, the injection molding device comprises a screw rod, and the screw rod rotates to drive the upper mold to ascend and descend. The bending design of the cooling pipe ensures that the plastic is uniformly cooled in the mold, the liquid inlet end of the water pump sucks the cooling liquid in the fixedly communicated cooling tank through a pipeline, the cooling liquid is conveyed into the cooling pipe through a hose at the liquid outlet end of the water pump, and after circulation for one circle, the cooling liquid is cooled; and the lower mold is rotationally connected with the threaded rod and the screw rod, the lower mold and the supporting rod are fixedly installed, the rubber pad is fixedly installed between the lower mold and the frame, and impact force can be effectively absorbed while the lower mold is supported.

Description

TECHNICAL FIELD

[0001] The utility model relates to mould technical field especially relates to a power switch cover mould. BACKGROUND

[0002] The power switch cover is a kind of external protective device of power supply, it is installed in the outside of power switch, and its main function is to separate water and humidity, and its material is mostly plastic, when producing, it needs to be injection molded by mould, and the shape of the existing power switch cover is mostly square.

[0003] The Chinese patent with the authorization announcement number CN221736964U discloses a kind of power switch cover mould, the power switch cover mould includes upper die and lower die, upper die and lower die can be close to each other or far away, the upper die lower part is equipped with upper die cavity, upper die cavity is divided into first forming area, second forming area, third forming area, fourth forming area and fifth forming area, the power switch cover mould, by setting second forming area and third forming area, the upper middle part of power switch cover after injection molding is inclined side, therefore, when water stain is poured to the upper part of power switch cover, water stain will flow along the inclined surface of the upper part of power switch cover to the forming area of third forming area, therefore, it can reduce the amount of water stain remaining on power switch cover, so that there is not much water stain on the upper part of power switch cover, therefore, it is not easy to cause power switch to be damp and not normally used due to the surrounding air of power switch cover being damp.

[0004] But the mould in the above scheme when using, since only one power switch cover can be produced each time, unit production cost is relatively higher, especially when mass production, fixed cost dilution effect is not obvious, and high temperature can lead to material deformation, bubble or other defects in forming process, to affect the appearance and performance of power switch cover, so a kind of power switch cover mould is presented to solve the problems presented above. UTILITY MODEL CONTENTS

[0005] To solve the technical problems that the existing mould when using, since only one power switch cover can be produced each time, unit production cost is relatively higher, and high temperature can lead to material deformation, bubble or other defects in forming process, to affect the appearance and performance of power switch cover, the present application provides a kind of power switch cover mould.

[0006] The utility model discloses a kind of power switch cover mould, including upper die, lower die and frame, the outer surface of the frame is provided with injection molding device, the injection molding device includes screw rod, the rotation of the screw rod drives the upper die to be lifted.

[0007] The outer surface of the frame is provided with cooling device, the cooling device includes water pump, the suction of the water pump is transported to cooling liquid.

[0008] Preferably, the injection molding device further comprises a motor fixedly installed on the upper surface of the frame, and a threaded rod fixedly installed on the output shaft of the motor, and one end of the threaded rod is rotatably connected to the outer surface of the frame through a bearing.

[0009] Through the above technical scheme, the motor is fixedly installed on the frame, and the output shaft of the motor is fixedly installed on the threaded rod to drive the rotation of the threaded rod, and the threaded rod is rotatably connected to the frame through a bearing to fix the threaded rod while allowing the rotation of the threaded rod, so as to improve the stability of the device.

[0010] Preferably, the outer surface of the frame is fixedly installed with a support rod, the outer surface of the screw rod is rotatably connected to the outer surface of the frame through a bearing, and the outer surface of the threaded rod drives the rotation of the screw rod through a synchronous belt.

[0011] Through the above technical scheme, the frame is fixedly installed with the support rod, the screw rod is rotatably connected to the frame through a bearing to fix the screw rod while allowing the rotation of the screw rod, and the threaded rod drives the rotation of the screw rod through a synchronous belt to realize the synchronous rotation of the threaded rod and the screw rod.

[0012] Preferably, the inner wall of the groove of the upper mold is threadedly connected to the outer surfaces of the screw rod and the threaded rod, the inner wall of the groove of the upper mold is slidably sleeved with the outer surface of the support rod, the outer surface of the mold cavity of the upper mold is fixedly communicated with an injection hole, and the inner wall of the groove of the injection hole is slidably connected with a plug.

[0013] Through the above technical scheme, the upper mold is threadedly connected to the screw rod and the threaded rod, and the rotation of the screw rod and the threaded rod drives the rotation of the upper mold, but the upper mold is limited by the support rod to only perform lifting, the upper mold is provided with three mold cavities to facilitate the simultaneous production of multiple molds, the injection hole fixedly communicated with the outer surface of the upper mold allows the accurate injection of the injection material, and the sliding connection of the plug effectively seals the injection hole after the injection is completed to avoid material leakage.

[0014] Preferably, the cooling device further comprises a cooling pipe fixedly installed on the inner wall of the groove of the upper mold, and a water pump fixedly installed on the outer surface of the frame, and one end of the cooling pipe is fixedly communicated with the liquid outlet end of the water pump through a hose.

[0015] Through the above technical scheme, the bending design of the cooling pipe ensures the uniform cooling of the plastic in the mold, the water pump is fixedly installed on the frame to fix the water pump, the cooling pipe is fixedly communicated with the liquid outlet end of the water pump through a hose to facilitate the transportation of the cooling liquid, and the hose does not affect the lifting of the upper mold.

[0016] Preferably, the outer surface of the frame is fixedly mounted with a cooling tank, the outer surface of the cooling tank is fixedly communicated with the liquid inlet end of the water pump through a pipeline, and the outer surface of the cooling tank is fixedly communicated with the outer surface of the cooling pipe through a hose.

[0017] Through the technical scheme, the frame is fixedly mounted with the cooling tank, the liquid inlet end of the water pump is fixedly communicated with the cooling liquid in the cooling tank through the pipeline, the cooling liquid is transported into the cooling pipe through the hose at the liquid outlet end, and after one cycle, the cooling liquid is returned into the cooling tank through the hose fixedly communicated with the other end of the cooling pipe, so that the circulation of the cooling liquid is realized.

[0018] Preferably, the inner wall of the recess of the lower mold is rotationally connected with the outer surfaces of the threaded rod and the screw rod, the inner wall of the recess of the lower mold is fixedly mounted with the outer surface of the supporting rod, the lower surface of the lower mold is fixedly mounted with a rubber pad, and the lower surface of the rubber pad is fixedly mounted with the outer surface of the frame.

[0019] Through the technical scheme, the lower mold is rotationally connected with the threaded rod and the screw rod, the rotation of the threaded rod and the screw rod does not affect the lower mold, the lower mold is fixedly mounted with the supporting rod, the rubber pad is fixedly mounted between the lower mold and the frame, and the impact force can be effectively absorbed while the lower mold is supported.

[0020] The beneficial effects in the utility model are as follows:

[0021] 1. The injection molding device is arranged to drive the upper mold to ascend and descend, the motor drives the threaded rod to rotate, the threaded rod drives the screw rod to rotate through the synchronous belt, so that the synchronous rotation of the threaded rod and the screw rod is realized, the upper mold is threadedly connected with the screw rod and the threaded rod, and the rotation of the two drives the upper mold to ascend and descend, but the upper mold is limited by the sliding sleeve connection with the supporting rod, so that the upper mold only ascends and descends, three mold cavities are arranged on the upper mold, so that multiple molds can be simultaneously manufactured, the injection hole is designed to allow the accurate injection of injection materials, and the sliding connection of the hole plug can effectively seal the injection hole after the injection is completed, and the technical problem that the mold can only produce one power switch cover each time during use, the unit production cost is relatively high, and especially when mass production is performed, the fixed cost is not obviously reduced is solved.

[0022] 2、By setting cooling device, the cooling liquid is transported, the bending design of the cooling pipe ensures that the plastic is uniformly cooled in the mold, the inlet end of the water pump sucks the cooling liquid in the cooling tank fixedly communicated through the pipeline, and is transported into the cooling pipe through the hose at the outlet end, after one cycle, is returned to the cooling tank through the hose fixedly communicated with the other end of the cooling pipe, so that the circulation of the cooling liquid is realized, the lower mold is rotatably connected with the threaded rod and the screw rod, and the lower mold is fixedly installed with the supporting rod, the rubber pad is fixedly installed between the lower mold and the frame, and the rubber pad can effectively absorb the impact force while supporting the lower mold, so that the technical problem that high temperature causes deformation, bubbles or other defects of the material in the molding process, thereby affecting the appearance and performance of the power switch cover, is solved. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 A schematic diagram of a power switch cover mold is provided for the utility model;

[0024] Figure 2 A perspective view of a motor structure of a power switch cover mold is provided for the utility model;

[0025] Figure 3 A perspective view of a water pump structure of a power switch cover mold is provided for the utility model;

[0026] Figure 4 A perspective view of a hole plug structure of a power switch cover mold is provided for the utility model;

[0027] Figure 5 A perspective view of a rubber pad structure of a power switch cover mold is provided for the utility model.

[0028] In the figure: 1, upper mold; 11, lower mold; 12, frame; 2, motor; 21, threaded rod; 3, supporting rod; 31, screw rod; 4, injection hole; 41, hole plug; 5, cooling pipe; 51, water pump; 6, cooling tank; 7, rubber pad. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0030] Referring to Figures 1-5 A power switch cover mold includes an upper mold 1, a lower mold 11 and a frame 12, the outer surface of the frame 12 is provided with an injection molding device, the injection molding device includes a screw rod 31, the rotation of the screw rod 31 drives the upper mold 1 to ascend and descend.

[0031] In order to drive the threaded rod 21 to rotate, the injection molding device further comprises a motor 2 fixedly installed on the upper surface of the frame 12, the output shaft of the motor 2 is fixedly installed with the threaded rod 21, one end of the threaded rod 21 is rotatably connected with the outer surface of the frame 12 through a bearing, the motor 2 is fixedly installed with the frame 12, the output shaft of the motor 2 is fixedly installed with the threaded rod 21 to drive it to rotate, the threaded rod 21 is rotatably connected with the frame 12 through a bearing, and the threaded rod 21 is fixed while the threaded rod 21 is not affected to rotate, so as to improve the stability of the device.

[0032] In order to drive the threaded rod 21 to rotate, the injection molding device further comprises a motor 2 fixedly installed on the upper surface of the frame 12, the output shaft of the motor 2 is fixedly installed with the threaded rod 21, one end of the threaded rod 21 is rotatably connected with the outer surface of the frame 12 through a bearing, the motor 2 is fixedly installed with the frame 12, the output shaft of the motor 2 is fixedly installed with the threaded rod 21 to drive it to rotate, the threaded rod 21 is rotatably connected with the frame 12 through a bearing, and the threaded rod 21 is fixed while the threaded rod 21 is not affected to rotate, so as to improve the stability of the device.

[0033] In order to drive the threaded rod 21 to rotate, the injection molding device further comprises a motor 2 fixedly installed on the upper surface of the frame 12, the output shaft of the motor 2 is fixedly installed with the threaded rod 21, one end of the threaded rod 21 is rotatably connected with the outer surface of the frame 12 through a bearing, the motor 2 is fixedly installed with the frame 12, the output shaft of the motor 2 is fixedly installed with the threaded rod 21 to drive it to rotate, the threaded rod 21 is rotatably connected with the frame 12 through a bearing, and the threaded rod 21 is fixed while the threaded rod 21 is not affected to rotate, so as to improve the stability of the device.

[0034] In order to drive the threaded rod 21 to rotate, the injection molding device further comprises a motor 2 fixedly installed on the upper surface of the frame 12, the output shaft of the motor 2 is fixedly installed with the threaded rod 21, one end of the threaded rod 21 is rotatably connected with the outer surface of the frame 12 through a bearing, the motor 2 is fixedly installed with the frame 12, the output shaft of the motor 2 is fixedly installed with the threaded rod 21 to drive it to rotate, the threaded rod 21 is rotatably connected with the frame 12 through a bearing, and the threaded rod 21 is fixed while the threaded rod 21 is not affected to rotate, so as to improve the stability of the device.

[0035] In order to transport the cooling liquid, the outer surface of the frame 12 is provided with a cooling device, which includes a water pump 51, and the suction of the water pump 51 transports the cooling liquid.

[0036] The cooling device further includes a cooling pipe 5 fixedly installed in the inner wall of the recess of the upper mold 1, and the water pump 51 is fixedly installed on the outer surface of the frame 12. One end of the cooling pipe 5 is fixedly communicated with the liquid outlet end of the water pump 51 through a hose. The curved design of the cooling pipe 5 ensures uniform cooling of the plastic in the mold. The water pump 51 is fixedly installed on the frame 12. The cooling pipe 5 is fixedly communicated with the liquid outlet end of the water pump 51 through a hose, which facilitates the transportation of the cooling liquid, and the hose does not affect the lifting of the upper mold 1.

[0037] In order to realize the circulation of the cooling liquid, the outer surface of the frame 12 is fixedly installed with a cooling tank 6. The outer surface of the cooling tank 6 is fixedly communicated with the liquid inlet end of the water pump 51 through a pipeline, and the outer surface of the cooling tank 6 is fixedly communicated with the outer surface of the cooling pipe 5 through a hose. The frame 12 is fixedly installed with the cooling tank 6. The liquid inlet end of the water pump 51 sucks the cooling liquid in the fixedly communicated cooling tank 6 through a pipeline, and transports it to the cooling pipe 5 through the hose of the liquid outlet end. After one cycle, it returns to the cooling tank 6 through the hose fixedly communicated with the other end of the cooling pipe 5, so as to realize the circulation of the cooling liquid.

[0038] In order to effectively absorb the impact force, the inner wall of the recess of the lower mold 11 is rotatably connected with the outer surface of the threaded rod 21 and the outer surface of the screw rod 31, and the inner wall of the recess of the lower mold 11 is fixedly installed with the outer surface of the support rod 3. The lower surface of the lower mold 11 is fixedly installed with a rubber pad 7, and the lower surface of the rubber pad 7 is fixedly installed with the outer surface of the frame 12. The lower mold 11 is rotatably connected with the threaded rod 21 and the screw rod 31. The rotation of the threaded rod 21 and the screw rod 31 does not affect the lower mold 11. The lower mold 11 is fixedly installed with the support rod 3. The rubber pad 7 is fixedly installed between the lower mold 11 and the frame 12, which can effectively absorb the impact force while supporting the lower mold 11.

[0039] The cooling device is arranged to deliver the cooling liquid, and the bending design of the cooling pipe 5 ensures that the plastic is uniformly cooled in the mold, the inlet end of the water pump 51 is connected to the cooling tank 6 in a fixed manner, and the cooling liquid in the cooling tank 6 is pumped into the cooling pipe 5 through the hose connected to the outlet end of the water pump 51, and then returned to the cooling tank 6 through the hose connected to the other end of the cooling pipe 5 after one cycle, so that the circulation of the cooling liquid is realized, the lower mold 11 is rotatably connected to the threaded rod 21 and the screw rod 31, and the lower mold 11 is fixedly installed on the support rod 3, and the rubber pad 7 is fixedly installed between the lower mold 11 and the frame 12, which can support the lower mold 11 and effectively absorb the impact force, thereby solving the technical problem that high temperature during use of the mold causes deformation, bubbles or other defects of the material during the molding process, thereby affecting the appearance and performance of the power switch cover.

[0040] Working principle: when the mold needs to be made, the motor 2 is started to drive the threaded rod 21 to rotate, the threaded rod 21 drives the screw rod 31 to rotate through the synchronous belt, and the upper mold 1 connected with the threaded rod 21 and the screw rod 31 is lowered on the sliding sleeve support rod 3, when the upper mold 1 and the lower mold 11 are completely closed, the motor 2 is turned off, the hole plug 41 connected to the injection hole 4 in a sliding manner is pulled out, and the injection plastic is injected inward, after the injection is completed, the hole plug 41 is inserted into the hole to seal it.

[0041] When the mold needs to be cooled, the water pump 51 is started, the inlet end of the water pump 51 is connected to the cooling tank 6 in a fixed manner, and the cooling liquid in the cooling tank 6 is pumped into the cooling pipe 5 through the hose connected to the outlet end of the water pump 51, and then returned to the cooling tank 6 through the hose connected to the other end of the cooling pipe 5 after one cycle, so that the circulation of the cooling liquid is realized, after the cooling is completed, the motor 2 is started again, the upper mold 1 is lifted on the support rod 3 through the rotation of the screw rod 31 and the threaded rod 21, and is separated from the lower mold 11, at this time, the mold on the lower mold 11 is removed, and the rubber pad 7 fixed between the lower mold 11 and the frame 12 supports the lower mold 11 and effectively absorbs the impact force.

[0042] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A power switch cover mold, comprising an upper mold (1), a lower mold (11), and a frame (12), characterized in that: The outer surface of the frame (12) is provided with an injection molding device, which includes a screw (31). The rotation of the screw (31) drives the upper mold (1) to rise and fall. The outer surface of the frame (12) is provided with a cooling device, which includes a water pump (51) for pumping coolant.

2. The power switch cover mold according to claim 1, characterized in that: The injection molding device also includes a motor (2), which is fixedly installed on the upper surface of the frame (12). The output shaft of the motor (2) is fixedly installed with a threaded rod (21), and one end of the threaded rod (21) is rotatably connected to the outer surface of the frame (12) through a bearing.

3. The power switch cover mold according to claim 2, characterized in that: The outer surface of the frame (12) is fixedly mounted with a support rod (3), the outer surface of the screw (31) is rotatably connected to the outer surface of the frame (12) through a bearing, and the outer surface of the threaded rod (21) drives the screw (31) to rotate through a synchronous belt.

4. A power switch cover mold according to claim 3, characterized in that: The inner wall of the groove of the upper mold (1) is threadedly connected to the outer surface of the screw (31) and the outer surface of the threaded rod (21), respectively. The inner wall of the groove of the upper mold (1) is slidably sleeved with the outer surface of the support rod (3). The outer surface of the mold cavity of the upper mold (1) is fixedly connected with an injection hole (4), and the inner wall of the groove of the injection hole (4) is slidably connected with a plug (41).

5. A power switch cover mold according to claim 4, characterized in that: The cooling device also includes a cooling pipe (5), which is fixedly installed on the inner wall of the groove of the upper mold (1). The water pump (51) is fixedly installed on the outer surface of the frame (12). One end of the cooling pipe (5) is fixedly connected to the liquid outlet of the water pump (51) through a hose.

6. A power switch cover mold according to claim 5, characterized in that: A cooling tank (6) is fixedly installed on the outer surface of the frame (12). The outer surface of the cooling tank (6) is fixedly connected to the liquid inlet end of the water pump (51) through a pipe. The outer surface of the cooling tank (6) is fixedly connected to the outer surface of the cooling pipe (5) through a hose.

7. A power switch cover mold according to claim 6, characterized in that: The inner wall of the groove of the lower mold (11) is rotatably connected to the outer surface of the threaded rod (21) and the outer surface of the screw (31). The inner wall of the groove of the lower mold (11) is fixedly installed to the outer surface of the support rod (3). A rubber pad (7) is fixedly installed on the lower surface of the lower mold (11). The lower surface of the rubber pad (7) is fixedly installed to the outer surface of the frame (12).

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