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CN-224224460-U - Injection molding device for mobile phone protective shell

CN224224460UCN 224224460 UCN224224460 UCN 224224460UCN-224224460-U

Abstract

The utility model discloses an injection molding device of a mobile phone protective shell, in particular to the technical field of injection molding of the mobile phone protective shell, which comprises a transverse plate, a lower die and an upper die, wherein the bottom end of the lower die is fixedly connected with the transverse plate, the upper die is positioned at the top of the lower die, a supporting frame is movably arranged at the bottom of the transverse plate, a vibration assembly is arranged between the supporting frame and the transverse plate, and the vibration assembly comprises a second stepping motor, a rotating shaft, an eccentric plate, two U-shaped plates, two second screw rods, a plurality of thread sleeves and a plurality of vertical rods. According to the utility model, the rotating shaft and the eccentric plate are driven to rotate through the operation of the second stepping motor, and the transverse plate can be driven to reciprocate up and down through the eccentric plate, so that raw materials are uniformly distributed between the lower die and the upper die, meanwhile, the rotating shaft drives the fan blades to rotate, wind is discharged through the two wind outlet hoppers, raw materials between the lower die and the upper die are cooled by wind, the operation is simple, and the raw materials can be rapidly and uniformly distributed between the lower die and the upper die.

Inventors

  • CHEN ZHIQING
  • SHI CHANGSHENG
  • WU FAN

Assignees

  • 上海臣兴科技有限公司

Dates

Publication Date
20260512
Application Date
20250515

Claims (7)

  1. 1. An injection molding device of a mobile phone protective shell comprises a transverse plate (1), a lower die (2) and an upper die (3), the bottom end of the lower die (2) is fixedly connected with the transverse plate (1), the upper die (3) is positioned at the top of the lower die (2), the method is characterized in that: a supporting frame (5) is movably arranged at the bottom of the transverse plate (1), a vibration component (6) is arranged between the supporting frame (5) and the transverse plate (1), the vibration component (6) comprises a second stepping motor (601), a rotating shaft (602), an eccentric plate (603), two U-shaped plates (604), two second screw rods (605), a plurality of thread sleeves (606) and a plurality of vertical rods (607), the second stepping motor (601) is fixedly arranged at one side of the supporting frame (5), and the end part of the output shaft of the second stepping motor (601) is fixedly connected with the rotating shaft (602), both ends of the rotating shaft (602) are movably connected with the supporting frame (5) through bearings, the eccentric plate (603) is fixedly sleeved on the rotating shaft (602), the top ends of the two U-shaped plates (604) are fixedly connected with the transverse plate (1), and the bottom ends of the two second screw rods (605) and the plurality of vertical rods (607) respectively penetrate through the two U-shaped plates (604) and are fixedly connected with the supporting frame (5).
  2. 2. The injection molding device of the mobile phone protective housing of claim 1, wherein the plurality of threaded sleeves (606) are movably sleeved on the two second screw rods (605) respectively, and the plurality of threaded sleeves (606) are positioned at the top and the bottom of the two U-shaped plates (604) respectively.
  3. 3. The injection molding device of the mobile phone protective housing of claim 1, wherein the other end of the rotating shaft (602) is fixedly connected with a fan blade (608), an air inlet hopper (9) is movably arranged on one side of the fan blade (608), and the top end of the air inlet hopper (9) is fixedly connected with the transverse plate (1).
  4. 4. The injection molding device of the mobile phone protective housing of claim 3, wherein the other side of the air inlet hopper (9) is fixedly communicated with a three-way pipe (8), the other two ends of the three-way pipe (8) are fixedly communicated with air outlet hoppers (7), and the bottom ends of the two air outlet hoppers (7) are fixedly connected with the transverse plate (1).
  5. 5. The injection molding device for the mobile phone protective shell according to claim 1, wherein the upper die (3) is provided with a moving assembly (4), and the moving assembly (4) comprises two side frames (401), a first stepping motor (402), a first screw (403), two sliding blocks (404) and a limiting rod (405).
  6. 6. The injection molding device for the mobile phone protective shell according to claim 5, wherein the bottom ends of the two side frames (401) are fixedly connected with the transverse plate (1), the first stepping motor (402) is fixedly arranged at the top end of one of the side frames (401), the end part of an output shaft of the first stepping motor (402) is fixedly connected with the first screw rod (403), the first screw rod (403) is in threaded connection with one of the sliding blocks (404), the first screw rod (403) is movably connected with one of the side frames (401) through a bearing, and one side, opposite to the two sliding blocks (404), is fixedly connected with the upper die (3).
  7. 7. The injection molding device of the mobile phone protective housing of claim 5, wherein the limiting rod (405) is fixedly arranged in the other side frame (401), and the bottom end of the limiting rod (405) penetrates through the other sliding block (404).

Description

Injection molding device for mobile phone protective shell Technical Field The utility model relates to the technical field of mobile phone protective housing injection molding, in particular to an injection molding device for a mobile phone protective housing. Background The mobile phone protective shell is a shell customized for the mobile phone, is mainly used for protecting the mobile phone from being damaged by external factors, such as collision, scraping, dropping and the like, and can also play a role in decorating the mobile phone to meet the personalized requirements of users. Through retrieval, chinese patent with bulletin number of CN221834891U discloses an injection molding device for producing mobile phone shells, which comprises a main body and an injection molding opening, wherein electric cylinders are arranged on the left side and the right side of the main body, through grooves with movable power supply cylinder output ends are formed on the left side and the right side of the main body, mounting plates for mounting injection molds are fixedly mounted on the output ends of the two groups of electric cylinders respectively. When the injection molding device is used, raw materials are added into an injection molding opening, and a male die and a female die are clamped through an electric cylinder and are injected, but when the raw materials are injected, the raw materials are difficult to be rapidly and uniformly distributed in the die, the uneven distribution of the raw materials can lead to inconsistent thickness of different parts of a mobile phone protective shell, the strength can be reduced at the place with thinner thickness, the problems of cracking, deformation and the like are easy to occur, and the defects of shrinkage, bubbles and the like can occur at the place with thicker thickness, so that the appearance and the performance of a product are influenced. Disclosure of utility model In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides an injection molding device for a mobile phone protective case, which aims to solve the above-mentioned problems in the prior art. In order to achieve the purpose, the mobile phone protective shell injection molding device comprises a transverse plate, a lower die and an upper die, wherein the bottom end of the lower die is fixedly connected with the transverse plate, the upper die is positioned at the top of the lower die, a support frame is movably arranged at the bottom of the transverse plate, a vibrating assembly is arranged between the support frame and the transverse plate, the vibrating assembly comprises a second stepping motor, a rotating shaft, an eccentric plate, two U-shaped plates, two second screw rods, a plurality of thread sleeves and a plurality of vertical rods, the second stepping motor is fixedly arranged on one side of the support frame, the end part of an output shaft of the second stepping motor is fixedly connected with the rotating shaft, the two ends of the rotating shaft are movably connected with the support frame through bearings, the eccentric plate is fixedly sleeved on the rotating shaft, the top ends of the two U-shaped plates are fixedly connected with the transverse plate, and the bottom ends of the two second screw rods and the plurality of vertical rods respectively penetrate through the two U-shaped plates and are fixedly connected with the support frame. Further, a plurality of thread sleeves are respectively movably sleeved on the two second screw rods, and the thread sleeves are respectively positioned at the top and the bottom of the two U-shaped plates. It can be seen that in the above technical scheme, when need not to vibrate the bed die, upwards remove the diaphragm and make it keep away from eccentric board, rotate four thread bush in proper order and make it contact with two U template respectively to spacing is carried out the diaphragm, and the distance between diaphragm and the eccentric board is adjusted according to the demand to the same. Further, the other end fixedly connected with flabellum of pivot, one side activity of flabellum is provided with the air inlet scoop, and the top and the diaphragm fixed connection of air inlet scoop. Further, the other side of the air inlet hopper is fixedly communicated with a three-way pipe, the other two ends of the three-way pipe are fixedly communicated with an air outlet hopper, and the bottom ends of the two air outlet hoppers are fixedly connected with the transverse plate. It can be seen that in the above technical scheme, the raw materials between the lower die and the upper die are conveniently cooled by air. Further, the upper die is provided with a moving assembly, and the moving assembly comprises two side frames, a first stepping motor, a first screw rod, two sliding blocks and a limiting rod. Further, the bottom of two side frames all with diaphragm fixed connection, first step motor fixed m