CN218535522U

CN218535522U - Rapid cooling forming device of high-precision injection molding piece

Info

Publication number: CN218535522U
Application number: CN202222698151.1U
Authority: CN
Inventors: 周期峰
Original assignee: Suzhou Youcheng Mechanical Engineering Co ltd
Current assignee: Suzhou Youcheng Mechanical Engineering Co ltd
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-02-28
Anticipated expiration: 2032-10-13

Abstract

The utility model discloses a rapid cooling forming device of high accuracy injection molding, the fruit pick-up device comprises a frame body, framework sliding connection has the movable plate, framework top fixedly connected with motor, the coaxial fixedly connected with lead screw of motor output, the mould is gone up to movable plate lower extreme fixedly connected with, framework middle-end fixedly connected with lower mould, lower mould sliding connection has the heat dissipation shell, the framework is close to heat dissipation shell end fixedly connected with water pump, the framework is close to the water pump end and is equipped with the regulating part, the utility model relates to an injection molding production technical field. This rapid cooling forming device of high accuracy injection molding, before moulding plastics, start the fan and for the heater strip power supply, the heater strip is the heating shell heat supply, the fan with the outside air suction, then the air is in the heating shell through three-way valve, pipe injection, the heating shell with air conversion for hot-blast to in the connecting pipe injection preheating groove, and finally discharge, preheating groove preheats lower mould, last mould.

Description

Rapid cooling forming device of high-precision injection molding piece

Technical Field

The utility model relates to an injection molding production technical field specifically is a rapid cooling forming device of high accuracy injection molding.

Background

In the production process of the existing injection molding part, the injection molding part needs to be cooled to promote the molding of the injection molding part, and before injection molding, the mold cannot be preheated, so that the mold is easily damaged; the device cooling adopts the mode of hydrologic cycle cooling mostly, and this kind of mode can't effectively dispel the heat to the circulating water, and then influences follow-up cooling operation, and then influences injection molding rapid prototyping.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a rapid cooling forming device of high accuracy injection molding has solved the mode of hydrologic cycle cooling and can't effectively dispel the heat to the circulating water, influences follow-up cooling operation scheduling problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a rapid cooling forming device of high accuracy injection molding, includes the framework, framework sliding connection has the movable plate, framework top fixedly connected with motor, the coaxial fixedly connected with of motor output and movable plate threaded connection and with the framework rotate the lead screw of being connected, movable plate lower extreme fixedly connected with goes up the mould, framework middle-end fixedly connected with lower mould, lower mould sliding connection has the heat dissipation shell with framework fixed connection, the framework is close to heat dissipation shell end fixedly connected with water pump, the framework is close to the pump end and is equipped with the regulating part, the liquid end fixedly connected with drinking-water pipe is taken out to the water pump, the storage water tank of framework bottom fixedly connected with drinking-water pipe fixed connection and intercommunication, the storage water tank bottom is equipped with the radiating groove, storage water tank fixedly connected with the regulating part and with the breather pipe of radiating groove intercommunication, the storage water tank is close to radiating groove end fixedly connected with fin, heat dissipation shell fixed connection and intercommunication have the back flow with storage water tank fixed connection.

Preferably, the middle end of the upper die is fixedly connected with an injection molding nozzle, the upper die is fixedly connected with the moving plate through a first screw, and the lower die is fixedly connected with the frame body through a second screw.

Preferably, the regulating part comprises a fan, a three-way valve, a conduit, a heating shell and a connecting pipe, the fan, the three-way valve and the heating shell are all fixedly connected with the frame body, the three-way valve is fixedly connected with the vent pipe, a preheating groove communicated with the connecting pipe is arranged at the position, close to the lower die end, of the frame body, and the preheating groove is communicated with the outside.

Preferably, the air outlet end of the fan is fixedly connected with the three-way valve, the conduit is respectively fixedly connected and communicated with the side end of the three-way valve and the heating shell, the heating shell is fixedly connected and communicated with the connecting pipe, and the inner end of the heating shell is fixedly connected with the heating wire.

Preferably, the water outlet end of the water pump is fixedly connected with a check valve fixedly connected with the heat dissipation shell, and the upper end of the water storage tank is provided with a water inlet.

Preferably, the heat sink is made of stainless steel, and the return pipe is fixedly connected with the electromagnetic valve near the heat sink shell.

Advantageous effects

The utility model provides a rapid cooling forming device of high accuracy injection molding. Compared with the prior art, the method has the following beneficial effects:

(1) This high accuracy injection molding's rapid cooling forming device, through set up the regulating part in the device, before moulding plastics, start the fan and for the heater strip power supply, the heater strip is the heating shell heat supply, the fan is with the outside air suction, then the air is through the three-way valve, the pipe pours into in the heating shell, the heating shell is hot-blast with air conversion, and preheat the inslot through the connecting pipe injection, and finally discharge, preheat the groove and to the lower mould, go up the mould and preheat, mould plastics between avoiding and lead to the mould violent deformation, cause the damage.

(2) This high accuracy injection molding's rapid cooling forming device through set up the three-way valve in the regulating part, and hydrologic cycle is to injection molding radiating process, and the fan is with the leading-in radiating groove of three-way valve, breather pipe in, and the radiating groove passes through the fin to the operation of cooling down of storage water tank water-logging, avoids influencing the injection molding shaping.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged view of the inner end adjustment member of the present invention;

fig. 3 is a partially enlarged view of a portion a of fig. 1 according to the present invention.

In the figure: 1. a frame body; 2. moving the plate; 3. a motor; 4. a screw rod; 5. an upper die; 6. a lower die; 7. a heat dissipation housing; 8. a water pump; 9. an adjustment member; 91. a fan; 92. a three-way valve; 93. a conduit; 94. heating the shell; 95. a connecting pipe; 10. a water pumping pipe; 11. a water storage tank; 12. a heat sink; 13. a breather pipe; 14. a heat sink; 15. a return pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a rapid cooling forming device for high-precision injection molding parts comprises a frame body 1, wherein a movable plate 2 is connected to the frame body 1 in a sliding manner, a motor 3 is fixedly connected to the top end of the frame body 1, the output end of the motor 3 is coaxially and fixedly connected with a screw rod 4 which is in threaded connection with the movable plate 2 and is rotationally connected with the frame body 1, the lower end of the movable plate 2 is fixedly connected with an upper die 5, the middle end of the frame body 1 is fixedly connected with a lower die 6, the middle end of the upper die 5 is fixedly connected with an injection nozzle, the upper die 5 is fixedly connected with the movable plate 2 through a first screw, the lower die 6 is fixedly connected with the frame body 1 through a second screw, the rapid cooling forming device is convenient for disassembling the upper die 5 and the lower die 6, and the lower die 6 is slidably connected with a heat dissipation shell 7 fixedly connected with the frame body 1;

the frame body 1 is fixedly connected with a water pump 8 close to the heat dissipation shell 7, the frame body 1 is provided with an adjusting part 9 close to the water pump 8, the adjusting part 9 is composed of a fan 91, a three-way valve 92, a conduit 93, a heating shell 94 and a connecting pipe 95, the fan 91, the three-way valve 92 and the heating shell 94 are all fixedly connected with the frame body 1, the three-way valve 92 is fixedly connected with a vent pipe 13, the frame body 1 is provided with a preheating groove communicated with the connecting pipe 95 close to the lower die 6, the preheating groove is communicated with the outside, the air outlet end of the fan 91 is fixedly connected with the three-way valve 92, the conduit 93 is respectively fixedly connected and communicated with the side end of the three-way valve 92 and the heating shell 94, the heating shell 94 is fixedly connected and communicated with the connecting pipe 95, and the inner end of the heating shell 94 is fixedly connected with a heating wire;

before injection molding, the fan 91 is started and supplies power to the heating wire, the heating wire supplies heat to the heating shell 94, the fan 91 sucks in outside air, then the air is injected into the heating shell 94 through the three-way valve 92 and the conduit 93, the heating shell 94 converts the air into hot air, the hot air is injected into the preheating groove through the connecting pipe 95 and finally discharged, and the preheating groove preheats the lower die 6 and the upper die 5, so that severe deformation of the die caused by injection molding is avoided, and damage is avoided; in the process of radiating the injection molding part by water circulation, the three-way valve 92 and the vent pipe 13 are guided into the radiating groove 12 by the fan 91, and the radiating groove 12 cools the water in the water storage tank 11 through the radiating fins 14, so that the molding of the injection molding part is prevented from being influenced;

8 liquid pumping end fixedly connected with drinking-water pipe 10 of water pump, the storage water tank 11 of 1 bottom fixedly connected with of framework and 10 fixed connection and intercommunication of drinking-water pipe, 8 water outlet end fixedly connected with of water pump and 7 fixed connection's check valve of heat dissipation shell, storage water tank 11 upper end is equipped with the water inlet, storage water tank 11 bottom is equipped with radiating groove 12, storage water tank 11 fixedly connected with is connected with adjusting part 9 and the breather pipe 13 that communicates with radiating groove 12, storage water tank 11 is close to 12 fixed connection of radiating groove and has fin 14, fin 14 comprises stainless steel, the back flow 15 is close to 7 fixed connection of heat dissipation shell and has the solenoid valve, 7 fixed connection of heat dissipation shell and intercommunication have the back flow 15 with storage water tank 11 fixed connection.

Meanwhile, the contents which are not described in detail in the specification belong to the prior art which is known by the person skilled in the art, and the model parameters of each electric appliance are not specifically limited, and the electric appliance can be made by using conventional equipment.

When the device is used, a user fixedly connects an injection head at the upper end of an upper die 5 with the output end of an injection molding machine, starts a motor 3, the output end of the motor 3 drives a screw rod 4 to rotate, the rotating screw rod 4 drives a moving plate 2 and the upper die 5 and an injection nozzle at the lower end of the moving plate to move downwards, when the upper die 5 is tightly attached to a lower die 6, high-precision splicing of the upper die and the lower die is realized, a fan 91 is started and supplies power to a heating wire, the heating wire supplies heat to a heating shell 94, the fan 91 sucks in outside air, then the air is injected into the heating shell 94 through a three-way valve 92 and a conduit 93, the heating shell 94 converts the air into hot air, the air is injected into a preheating groove through a connecting pipe 95 and is finally discharged, the preheating groove preheats the lower die 6 and the upper die 5, and avoids severe deformation of the die caused by injection, the damage is caused, after preheating is finished, electricity is stopped for the heating wire, the fan 91 is closed, the injection molding machine is started, the injection molding machine injects thermoplastic plastics between the upper die 5 and the lower die 6 through the injection molding nozzle, after injection molding is finished, the injection molding machine is closed, the three-way valve 92 is reversed, the water pump 8 and the fan 91 are respectively started, the water in the water storage tank 11 is pumped by the water pump 8 through the water pumping pipe 10, then the water is guided into the heat dissipation shell 7 through the check valve, the heat dissipation shell 7 absorbs heat for injection molding in the die, cooling forming is promoted, then the water flows back into the water storage tank 11 through the electromagnetic valve and the backflow pipe 15, meanwhile, the fan 91 guides the three-way valve 92 and the breather pipe 13 into the heat dissipation groove 12, the heat dissipation groove 12 cools the water in the water storage tank 11 through the radiating fins 14, and the influence on the injection molding is avoided.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rapid cooling forming device of high accuracy injection molding, includes framework (1), its characterized in that: the frame body (1) is connected with a moving plate (2) in a sliding way, the top end of the frame body (1) is fixedly connected with a motor (3), the output end of the motor (3) is coaxially and fixedly connected with a screw rod (4) which is in threaded connection with the movable plate (2) and is rotationally connected with the frame body (1), the lower end of the moving plate (2) is fixedly connected with an upper die (5), the middle end of the frame body (1) is fixedly connected with a lower die (6), the lower die (6) is connected with a heat dissipation shell (7) fixedly connected with the frame body (1) in a sliding way, a water pump (8) is fixedly connected with the frame body (1) close to the heat dissipation shell (7), the end of the frame body (1) close to the water pump (8) is provided with an adjusting piece (9), a water pumping pipe (10) is fixedly connected with the liquid pumping end of the water pump (8), the bottom of the frame body (1) is fixedly connected with a water storage tank (11) which is fixedly connected and communicated with a water pumping pipe (10), the bottom of the water storage tank (11) is provided with a heat dissipation groove (12), the water storage tank (11) is fixedly connected with a vent pipe (13) which is connected with the adjusting piece (9) and communicated with the heat dissipation groove (12), the water storage tank (11) is fixedly connected with a radiating fin (14) close to the radiating groove (12), the heat dissipation shell (7) is fixedly connected and communicated with a return pipe (15) fixedly connected with the water storage tank (11).

2. The rapid cooling molding device for the high-precision injection molding part according to claim 1, characterized in that: the injection molding machine is characterized in that the middle end of the upper die (5) is fixedly connected with an injection molding nozzle, the upper die (5) is fixedly connected with the movable plate (2) through a first screw, and the lower die (6) is fixedly connected with the frame body (1) through a second screw.

3. The rapid cooling forming device for the high-precision injection molding piece according to claim 1, characterized in that: regulating part (9) comprise fan (91), three-way valve (92), pipe (93), heating shell (94), connecting pipe (95), fan (91), three-way valve (92), heating shell (94) all with framework (1) fixed connection, three-way valve (92) and breather pipe (13) fixed connection, framework (1) are close to lower mould (6) end and are equipped with the preheating tank that communicates with connecting pipe (95), preheat tank and external intercommunication.

4. The rapid cooling forming device for the high-precision injection molding part according to claim 3, characterized in that: the utility model discloses a heating device, including fan (91), three-way valve (92), pipe (93), heating shell (94) and connecting pipe (95), heating shell (94) inner fixedly connected with heater strip.

5. The rapid cooling molding device for the high-precision injection molding part according to claim 1, characterized in that: the water outlet end of the water pump (8) is fixedly connected with a check valve fixedly connected with the heat dissipation shell (7), and the upper end of the water storage tank (11) is provided with a water inlet.

6. The rapid cooling molding device for the high-precision injection molding part according to claim 1, characterized in that: the radiating fins (14) are made of stainless steel materials, and the return pipe (15) is fixedly connected with an electromagnetic valve close to the radiating shell (7).