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CN-224224408-U - Multicavity is battery protective housing mould structure of moulding plastics in step

CN224224408UCN 224224408 UCN224224408 UCN 224224408UCN-224224408-U

Abstract

The utility model discloses a multi-cavity synchronous injection molding battery protection shell mold structure, which relates to the technical field of injection molds, and comprises a male mold and a female mold which are oppositely arranged, wherein a cavity is arranged in the central position of the front side of the female mold, four cavities are distributed at equal angular intervals around the central position of the front side of the female mold, the cavities are communicated through communicating grooves, and the multi-cavity synchronous injection molding battery protection shell mold structure can realize the synchronous spraying effect of the central cavity and the circumferentially distributed peripheral cavities at the same time.

Inventors

  • LI JINYI

Assignees

  • 纳乐模塑技术(南京)有限公司

Dates

Publication Date
20260512
Application Date
20250522

Claims (7)

  1. 1. The utility model provides a battery protective housing mould structure of multicavity synchronization injection molding, includes the public mould and the female mould of relative setting, its characterized in that, female mould top surface rotates and is connected with the support bar, and the support bar passes through flip structure drive upset; One end of the supporting bar, which is away from the female die, is connected with a first spray head and a second spray head, the supporting bar is in a spraying state, the first spray head is opposite to one cavity at the central position of the female die, the second spray head is driven by the encircling component to rotate around the axis of the first spray head, and the second spray head sequentially passes through a plurality of cavities arranged at the central position of the encircling female die.
  2. 2. The multi-cavity synchronous injection molded battery protection shell mold structure according to claim 1, wherein the overturning structure comprises an electric push rod rotatably connected to the top surface of the female mold through a shaft pin, and the extending end of the electric push rod is rotatably connected with the supporting bar through the shaft pin.
  3. 3. The multi-cavity synchronous injection molding battery protection shell mold structure according to claim 2, wherein one end of the supporting bar, which is away from the female mold, is bent downwards to form a vertical part, the vertical part is opposite to the front side of the female mold when the supporting bar is in a spraying state, and the first spray head and the second spray head are both connected with the vertical part.
  4. 4. The multi-cavity synchronous injection molding battery protection shell mold structure according to claim 3, wherein the lower end of the vertical portion is rotatably connected with a two-section liquid inlet pipe through a bearing, the two-section liquid inlet pipe is opposite to a cavity in the center of the female mold in a spraying state, the axis of the two-section liquid inlet pipe is perpendicular to the front side of the female mold, one end, close to the female mold, of the two-section liquid inlet pipe is connected with the liquid inlet end of the tee joint, the first liquid outlet end of the tee joint is coaxially arranged with the liquid inlet end of the tee joint, the first spray head is arranged on the first liquid outlet end of the tee joint, and the second liquid outlet end of the tee joint is connected with the second spray head through the three-section liquid inlet pipe.
  5. 5. The multi-cavity synchronous injection molding battery protection shell mold structure according to claim 4, wherein a section of liquid inlet pipe is fixed on the outer wall of the support bar, the section of liquid inlet pipe is arranged along the extension path of the support bar, and the lower end of the section of liquid inlet pipe is rotationally connected with the liquid inlet ends of the two sections of liquid inlet pipes through a rotary sealing bearing.
  6. 6. The multi-cavity synchronous injection molding battery protection shell mold structure according to claim 5, wherein the surrounding assembly comprises a motor fixed at the lower end of the vertical part, a driving gear is fixed at the output end of the motor, a driven gear is fixed on the outer wall of the end part of the two-section liquid inlet pipe, and the driving gear is in meshed connection with the driven gear.
  7. 7. The multi-cavity synchronous injection molded battery protective housing mold structure according to claim 6, wherein the first-stage liquid inlet pipe, the second-stage liquid inlet pipe and the third-stage liquid inlet pipe are all metal hard pipes.

Description

Multicavity is battery protective housing mould structure of moulding plastics in step Technical Field The utility model relates to the technical field of injection molds, in particular to a battery protection shell mold structure for multi-cavity synchronous injection molding. Background For realizing the battery protective housing of moulding plastics in batches, a plurality of die cavities of current mould general rule distribution, a plurality of battery protective housing of moulding plastics can be moulded plastics to the compound die of so, injection molding efficiency greatly increased, but owing to be equipped with a plurality of die cavities, when spraying release agent before the compound die, if only adopt a shower nozzle to spray against the front side of female mould, often there is the uneven condition of spraying, prior art is through the manual hand shower nozzle, evenly spray every die cavity in proper order, and the manual spraying is long, and is inefficiency, greatly restricted production efficiency. Disclosure of utility model Aiming at the problems, the utility model aims to provide a battery protection shell mold structure for multi-cavity synchronous injection molding, which solves the problem that the production efficiency is low because the battery protection shell injection mold in the prior art needs to manually and sequentially finish the release agent spraying work of a plurality of cavities. The technical scheme of the utility model is as follows: The battery protection shell mold structure comprises a male mold and a female mold which are oppositely arranged, wherein the top surface of the female mold is rotationally connected with a support bar, and the support bar is driven to turn through a turning structure; One end of the supporting bar, which is away from the female die, is connected with a first spray head and a second spray head, the supporting bar is in a spraying state, the first spray head is opposite to one cavity at the central position of the female die, the second spray head is driven by the encircling component to rotate around the axis of the first spray head, and the second spray head sequentially passes through a plurality of cavities arranged at the central position of the encircling female die. Optionally, the overturning structure comprises an electric push rod rotatably connected to the top surface of the female die through a shaft pin, and the extending end of the electric push rod is rotatably connected with the supporting bar through the shaft pin. Optionally, the support bar is in the spraying state, and vertical portion just faces female mould front side, and vertical portion is all connected to first shower nozzle and second shower nozzle to the one end that deviates from female mould is buckled downwards and is constituteed vertical portion. Optionally, the lower extreme of vertical portion is connected with the second section feed liquor pipe through the bearing rotation, and the support bar is in under the spraying state, and the second section feed liquor pipe just is to a die cavity of master mould central point department, and the axis of second section feed liquor pipe is perpendicular to master mould leading flank, and the one end that the second section feed liquor pipe is close to the master mould is connected three-way feed liquor end, and three-way first play liquid end and three-way feed liquor end coaxial setting, first shower nozzle is installed on three-way first play liquid end, and three-way second goes out liquid end and passes through three-section feed liquor union coupling second shower nozzle. Optionally, the outer wall of the support bar is fixed with a section of liquid inlet pipe, and the section of liquid inlet pipe is arranged along the extension path of the support bar, and the lower end of the section of liquid inlet pipe is rotationally connected with the liquid inlet end of the two sections of liquid inlet pipes through a rotary sealing bearing. Optionally, encircle the subassembly including fixing the motor at vertical lower extreme, the output of motor is fixed with the driving gear, and the tip outer wall of two sections feed liquor pipes is fixed with driven gear, and driving gear and driven gear meshing are connected. Optionally, the first-section liquid inlet pipe, the second-section liquid inlet pipe and the third-section liquid inlet pipe are all metal hard pipes. The beneficial effects of the utility model are as follows: According to the utility model, through the design of the support bar overturning structure capable of being contained, the first spray head and the second spray head can be rapidly positioned to the front side of the die in a spraying state. The first shower nozzle is fixed to aim at master die center die cavity, and the second shower nozzle is connected with the tee bend through three sections feed liquor pipes, and the motor-gear drive system in the cooperation encircling subassembly d