Search

CN-224210460-U - Injection molding's of toolbox is from discharging device

CN224210460UCN 224210460 UCN224210460 UCN 224210460UCN-224210460-U

Abstract

The utility model relates to the technical field of discharging devices, in particular to an injection molding self-discharging device of a tool box, which comprises an upper die holder, a lower die holder and a connecting pipe, wherein a feeding pipe is arranged at the inner side of the upper die holder; the utility model also comprises a control component, the guide rod can be relatively limited through the movable groove, so that the guide rod is forced to stir the rotary table to rotate, the stirring groove formed in the top surface of the rotary table can stir the first stirring rod, so that the first stirring rod can drive the sealing block to move together when sliding, the second stirring rod at the top end of the sealing block can not slide when sliding to the tail end of the limiting groove, the stirring groove continuously stir can enable the second stirring rod to be forced to rotate to a certain extent by the interference force, and therefore, the sealing blocks arranged in the six groups of circumference arrays are unfolded, and molten plastic can enter a cavity after the upper die holder and the lower die holder are assembled through the injection molding head and the feeding pipe, so that the injection molding work is finished, and the automatic discharging can be realized when the connection is realized, and the injection molding machine is convenient and quick.

Inventors

  • HU BIN

Assignees

  • 宁波九峰电子工具有限公司

Dates

Publication Date
20260508
Application Date
20250604

Claims (7)

  1. 1. The injection molding self-discharging device of the tool box comprises an upper die holder (1), a lower die holder (3) and a connecting pipe (5) and is characterized in that a feeding pipe (4) is arranged at the inner side of the upper die holder (1); The injection molding machine also comprises a control assembly (2) which is used for automatically opening and closing the connecting pipe (5) during injection molding; The control assembly (2) comprises an inner thread sleeve (21), the top surface of the inner thread sleeve (21) is fixedly connected with the bottom surface of the connecting pipe (5), an outer thread column (22) is fixedly connected with the inner thread of the inner thread sleeve (21), a fixed pipe (23) is fixedly connected with the bottom surface of the outer thread column (22), a sliding sleeve (24) is penetrated and slidingly connected with the bottom end of the fixed pipe (23), a supporting rod (25) is fixedly connected with the bottom surface of the outer thread column (22), the bottom end of the supporting rod (25) is inserted into the inner side of the sliding sleeve (24) and is slidingly connected with the sliding sleeve (24), a control disc (27) is fixedly connected with the bottom surface of the fixed pipe (23), a support (28) is fixedly connected with the inner side of the control disc (27), and a limiting groove (29) is formed in the surface of the support (28).
  2. 2. The injection molding self-discharging device of a tool box according to claim 1, wherein a movable groove (210) is formed in the side face of the control disc (27), a rotary disc (211) is rotatably connected to the inner side of the control disc (27), a guide rod (213) is fixedly connected to the side face of the rotary disc (211), and the guide rod (213) penetrates through the movable groove (210).
  3. 3. The injection molding self-discharging device of a tool box according to claim 1, wherein a spring (26) is sleeved on the outer side of the supporting rod (25), one end of the spring (26) is fixedly connected with the bottom surface of the external threaded column (22), and the other end of the spring (26) is fixedly connected with the top surface of the sliding sleeve (24).
  4. 4. The injection molding self-discharging device of a tool box according to claim 2, wherein a poking groove (212) is formed in the top surface of the rotary disc (211), the poking groove (212) is hexagonal, and a poking rod I (214) is inserted into the inner side of the poking groove (212).
  5. 5. The injection molding self-discharging device of the tool box according to claim 4, wherein a sealing block (215) is fixedly connected to the top surface of the first deflector rod (214), a second deflector rod (216) is fixedly connected to the top surface of the sealing block (215), and the top end of the second deflector rod (216) is inserted into the inner side of the limit groove (29).
  6. 6. The injection molding self-discharging device of a tool box according to claim 2, wherein guide grooves (217) are formed in the inner side of the sliding sleeve (24), the number of the guide grooves (217) is two, the two groups of the guide grooves (217) are respectively formed in the inner side of the sliding sleeve (24), and the guide rod (213) penetrates through the movable groove (210) and is inserted into the inner side of the guide groove (217).
  7. 7. The injection molding self-discharging device of the tool box according to claim 1, wherein the bottom surface of the control disc (27) is fixedly connected with an injection molding head (218), and the diameter of the bottom end of the injection molding head (218) is smaller than the inner diameter of the feeding pipe (4).

Description

Injection molding's of toolbox is from discharging device Technical Field The utility model relates to the technical field of discharging devices, in particular to a self-discharging device for injection molding of a tool box. Background The tool box is produced by adopting an injection molding process, and a finished product is obtained by injecting plastic particles into a mold cavity after heating and melting, cooling and solidifying and demolding. Common materials include ABS, PP, PC engineering plastics and the like, and have the characteristics of wear resistance, impact resistance, chemical corrosion resistance and the like. The production flow comprises mold design, parameter setting of an injection molding machine, pressure maintaining and cooling, automatic demolding and post-treatment. The key control points are die precision, molding cycle optimization and quality control. The process is suitable for mass production, can ensure the consistency of the structural strength and the appearance of the tool box, and can integrate automatic picking, stacking or assembling procedures to reduce the cost. The mould and the injection molding device are needed to be adopted in the production of the tool box, the discharge end of the injection molding device is the discharge device for injecting the molten plastic into the mould, but the existing discharge device is directly in butt joint with the mould, and when the discharge end of the injection molding is disconnected, if injection of plastic is not stopped, leakage of molten plastic in the tool box is caused, and the existing discharging end cannot realize the functions of connection, namely opening and disconnection, namely closing, so that connection is not convenient enough in injection molding during tool box production. In view of this, we propose a self-discharging device for injection molding of tool boxes. Disclosure of utility model The utility model aims to provide an injection molding self-discharging device of a tool box, which solves the problem that an injection molding end of the tool box can not be automatically opened or closed for connection during injection molding. In order to achieve the above purpose, the present utility model provides the following technical solutions: The injection molding self-discharging device of the tool box comprises an upper die holder, a lower die holder and a connecting pipe, wherein a feeding pipe is arranged on the inner side of the upper die holder, the injection molding self-discharging device further comprises a control assembly, the control assembly is used for automatically opening and closing the connecting pipe when injection molding is carried out, the control assembly comprises an inner thread sleeve, the top surface of the inner thread sleeve is fixedly connected with the bottom surface of the connecting pipe, an outer thread column is connected with the inner side thread of the inner thread sleeve, a fixed pipe is fixedly connected with the bottom surface of the outer thread column, the bottom end of the fixed pipe penetrates through and is slidably connected with a sliding sleeve, a supporting rod is fixedly connected with the bottom surface of the outer thread column, the bottom end of the supporting rod is inserted into the inner side of the sliding sleeve and is slidably connected with the sliding sleeve, a control disc is fixedly connected with a support on the inner side of the control disc, and a limiting groove is formed in the surface of the support. Preferably, the movable groove is formed in the side face of the control panel, the inner side of the control panel is rotationally connected with the rotary disc, the side face of the rotary disc is fixedly connected with the guide rod, and the guide rod penetrates through the movable groove. Preferably, the outside cover of branch is equipped with the spring, the one end and the bottom surface fixed connection of external screw thread post of spring, the other end and the top surface fixed connection of sliding sleeve of spring. Preferably, the top surface of carousel has seted up and has stirred the groove, stir the shape in groove and be the hexagon, stir the inboard in groove and inserted the driving lever one. Preferably, the top surface fixedly connected with sealing block of driving lever one, the top surface fixedly connected with driving lever two of sealing block, the inboard in spacing groove is inserted at the top of driving lever two. Preferably, the guide grooves are formed in the inner side of the sliding sleeve, the number of the guide grooves is two, the two guide grooves are respectively formed in the inner side of the sliding sleeve, and the guide rods penetrate through the movable grooves and are simultaneously inserted into the inner sides of the guide grooves. Preferably, the bottom surface fixedly connected with of control panel moulds plastics the head, the diameter of moulding plastics the head bottom is less than