CN216992958U

CN216992958U - Injection molding machine

Info

Publication number: CN216992958U
Application number: CN202122892676.4U
Authority: CN
Inventors: 梁嘉文
Original assignee: Jiangmen Jiantian Plastic Products Co ltd
Current assignee: Jiangmen Jiantian Plastic Products Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-07-19
Anticipated expiration: 2031-11-22

Abstract

The application discloses an injection molding machine, which comprises a rack, an injection molding assembly, a first mold, a second mold, a driving assembly, a cooling assembly and a control assembly; the first mold is communicated with the injection molding assembly, a spiral cooling pipe is arranged around the outer side of the first mold, and the spiral cooling pipe completely covers the outer side face of the first mold; the second die is connected to the rack in a sliding manner; the driving assembly is used for driving the second mold to slide so as to enable the first mold and the second mold to be matched; and the cooling assembly comprises a cooling liquid storage device and a first water pump, the input end of the cooling liquid storage device is connected with one end of the spiral cooling pipe, the output end of the cooling liquid storage device is connected with the other end of the spiral cooling pipe, and the first water pump is used for driving cooling liquid to circulate between the spiral cooling pipe and the cooling liquid storage device. Through the flowing cooling liquid injected into the spiral cooling pipe, the plastic material between the first die and the second die is rapidly cooled, the time for cooling and forming the plastic material is shortened, and the processing efficiency is improved.

Description

Injection molding machine

Technical Field

The application relates to the technical field of injection molding, in particular to an injection molding machine.

Background

Injection molding machines are also known as injection molding machines or injection molding machines. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming mould. The device is divided into a vertical type, a horizontal type and a full-electric type. In the injection molding process, the plastic material is introduced into an injection molding machine, which melts the plastic material under heat, pressure and shear, and then the injection molding machine injects the molten plastic material under pressure into one or more mold cavities defined between the two closed mold halves, where the plastic material cools and hardens under pressure, and the mold halves are opened to take out the injection molded part and perform the subsequent processing steps. In the process of cooling and hardening the workpiece, the mold filled with the molten plastic is often placed in a cooling area to be kept still for cooling, the cooling process is long, the processing efficiency is influenced, the number of the occupied molds is large, and the production cost is high.

SUMMERY OF THE UTILITY MODEL

The present application is directed to solving at least one of the problems in the prior art. Therefore, the thermoplastic machine can simultaneously carry out film forming and cooling, and improves the processing efficiency.

The hot molding machine comprises a rack, an injection molding assembly, a first mold, a second mold, a driving assembly, a cooling assembly and a control assembly; the injection molding assembly is fixed at one end of the rack; the first mold is fixed at a nozzle of the injection molding assembly, a groove matched with the shape of a workpiece is formed in the first mold, a first through hole is formed in the bottom of the groove, the groove is communicated with the nozzle of the injection molding assembly through the first through hole, a spiral cooling pipe is wound on the outer side of the first mold, and the spiral cooling pipe completely covers the outer side face of the first mold; the second mold is connected to the rack in a sliding mode and can be matched with the first mold to form an injection mold; the driving assembly is used for driving the second die to slide; and the cooling assembly comprises a cooling liquid storage device and a first water pump, the input end of the cooling liquid storage device is connected with one end of the spiral cooling pipe, the output end of the cooling liquid storage device is connected with the other end of the spiral cooling pipe, and the first water pump is used for driving cooling liquid to circulate between the spiral cooling pipe and the cooling liquid storage device.

According to the thermoplastic molding machine of the embodiment of the application, at least the following beneficial effects are achieved:

first mould and second mould cooperation, the subassembly of moulding plastics pours into plastic material into between first mould and the second mould into, and plastic material shaping between first mould and second mould covers the spiral cooling pipe completely through the lateral surface at first mould to pour into mobile coolant into in the spiral cooling pipe, make the plastic material quick cooling between first mould and the second mould, reduce plastic material cooling shaping's time, improved machining efficiency. The structure that the spiral cooling pipe is arranged on the outer side of the first mold is simple, the requirement on the preparation process of the mold is low, and the production cost of the mold is low, so that the injection molding production cost is reduced.

According to the injection molding machine of some embodiments of this application, coolant liquid storage device is provided with a plurality of waterproof baffles, and waterproof baffles can separate cooling storage device into a plurality of storage areas, and the input sets up in the first storage area of the top, and the output sets up in the second storage area of the bottom, and every waterproof baffle has all seted up the second through-hole to make the storage area communicate each other, and the second through-hole is seted up respectively in different positions, so that the coolant liquid can stop longer time in every storage area.

According to the injection molding machine of some embodiments of this application, the storage area is provided with the fan for dispel the heat to the coolant liquid in the storage area.

According to the injection molding machine of some embodiments of this application, cooling unit still includes the shower head, and the shower head is established in the frame, and is located the first mould directly over, and the input and the second storage area of shower head are connected.

According to the injection molding machine of some embodiments of this application, cooling unit still includes catch basin and second water pump, and the catch basin sets up in the frame, and is located the below of first mould, and the second water pump is used for shifting the coolant liquid in the catch basin to first memory area.

According to the injection molding machine of some embodiments of the application, the driving assembly comprises a screw rod, a wire barrel and a motor, one end of the screw rod is fixedly connected to the second mold, the other end of the screw rod is meshed and inserted into the wire barrel, and the motor is used for driving the wire barrel to rotate.

According to the injection molding machine of some embodiments of this application, set up the optical axis in the frame, the optical axis wears to locate the second mould for the direction second mould slides.

According to the injection molding machine of some embodiments of the present application, the second mold is provided with a linear bearing, the linear bearing cooperating with the optical axis.

According to the injection molding machine of some embodiments of this application, the optical axis is provided with two at least, and parallel placement.

According to the injection molding machine of some embodiments of the application, the control assembly includes a control panel, and the control panel is arranged on the machine frame and used for displaying and adjusting the working parameters of the injection molding machine.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of an injection molding machine according to an embodiment of the present application.

Description of reference numerals:

the injection molding device comprises a frame 100, an optical axis 110, an injection molding assembly 200, a first mold 300, a groove 310, a first through hole 311, a spiral cooling pipe 320, a second mold 400, a driving assembly 500, a screw rod 510, a screw cylinder 520, a motor 530, a cooling assembly 600, a waterproof partition 610, a second through hole 611, a fan 620, a spray header 630, a water storage tank 640, a second water pump 650 and a panel manufacturing plate 710.

Detailed Description

Reference will now be made in detail to the embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the positional descriptions, such as the directions of up, down, left, right, front, rear, and the like, referred to as positional or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, if there are first and second descriptions for distinguishing technical features, the description should not be interpreted as indicating or implying any relative importance or implying any number of indicated technical features or implying any precedence over indicated by the indicated technical features.

In the description of the present application, unless otherwise specifically limited, terms such as set, installed, connected and the like should be understood broadly, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present application in combination with the specific contents of the technical solutions.

An injection molding machine according to an embodiment of the present application will be described below with reference to fig. 1.

Referring to fig. 1, the injection molding machine of the present embodiment includes a frame 100, an injection molding assembly 200, a first mold 300, a second mold 400, a driving assembly 500, a cooling assembly 600, and a control assembly; an injection molding assembly 200 fixed to one end of the frame 100; the first mold 300 is fixed at a nozzle of the injection molding assembly 200, the first mold 300 is provided with a groove 310 matched with a workpiece in shape, a first through hole 311 is formed at the bottom of the groove 310, the groove 310 is communicated with the nozzle of the injection molding assembly 300 through the first through hole 311, a spiral cooling pipe 320 surrounds the outer side of the first mold 300, and the spiral cooling pipe 320 completely covers the outer side surface of the first mold 300; a second mold 400 slidably connected to the frame 100, the second mold 400 being capable of being matched with the first mold 300 to form an injection mold; a driving assembly 500 for driving the second mold 400 to slide; the cooling assembly 600 comprises a cooling liquid storage device and a first water pump, wherein the input end of the cooling liquid storage device is connected with one end of the spiral cooling pipe 320, the output end of the cooling liquid storage device is connected with the other end of the spiral cooling pipe 320, and the first water pump is used for driving cooling liquid to circulate between the spiral cooling pipe 320 and the cooling liquid storage device. The first mold 300 is matched with the second mold 400, the plastic material is injected between the first mold 300 and the second mold 400 by the injection molding assembly 200, the plastic material is molded between the first mold 300 and the second mold 400, the spiral cooling pipe 320 is completely covered on the outer side surface of the first mold 300, and the flowing cooling liquid is injected into the spiral cooling pipe 320, so that the plastic material between the first mold 300 and the second mold 400 is rapidly cooled, the time for cooling and molding the plastic material is shortened, and the processing efficiency is improved. The structure that the spiral cooling pipe 320 is arranged on the outer side of the first mold 300 is simple, the requirement on the preparation process of the mold is low, and the production cost of the mold is low, so that the production cost of injection molding is reduced.

It can be understood that, in the injection molding machine of this embodiment, the cooling liquid storage device is provided with a plurality of waterproof partition plates 610, the waterproof partition plates 610 can separate the cooling storage device into a plurality of storage areas, the input end is disposed in the uppermost first storage area, the output end is disposed in the lowermost second storage area, each waterproof partition plate 610 is provided with a second through hole 611, so that the storage areas are communicated with each other, and the second through holes 611 are respectively provided at different positions, so that the cooling liquid can stay in each storage area for a long time. In the process of flowing in the cooling liquid storage device, the cooling liquid can stay in each storage area for a period of time, so that the cooling effect of the cooling liquid is better when the cooling liquid is recycled.

It will be appreciated that the storage area is provided with a fan 620 for dissipating heat from the cooling fluid in the storage area. In connection with fig. 1, specifically, the fan 620 is disposed on the ground side wall of the cooling liquid storage device for blowing the cooling liquid in the first storage area, and of course, the fan 620 may also be disposed on the side wall of each storage area, so that the cooling effect is better.

It is understood that the cooling module 600 further includes a shower head 630, the shower head 630 is disposed on the frame 100 and is located right above the first mold 300, and an input end of the shower head 630 is connected to the second storage area. Referring to fig. 1, the spray header 630 is provided with a plurality of spray ranges enabling the spray header 630 to completely cover the first mold 300, when the first mold 300 and the second mold 400 are closed, and the injection molding material is filled in the molds, the control assembly controls the spray header 630 to work, and the spray header 630 cooperates with the spiral cooling pipe 320 to enable the cooling effect to be better.

It is understood that the cooling module 600 further includes a reservoir 640 and a second water pump 650, the reservoir 640 is disposed on the frame 100 below the first mold 300, and the second water pump 650 is used for transferring the coolant in the reservoir 640 to the first storage area. Referring to fig. 1, the coolant sprayed from the spray header 630 flows into the reservoir 640 and is then delivered to the coolant storage device by the second water pump 650, so that the coolant can be recycled.

It is understood that the driving assembly 500 includes a screw 510, a wire barrel 520 and a motor 530, the screw 510 is fixedly connected to the second mold 400 at one end and engaged and inserted into the wire barrel 520 at the other end, and the motor 530 is used for driving the wire barrel 520 to rotate. Referring to fig. 1, the motor 530 drives the wire barrel 520 to rotate, so that the wire rod 510 pushes the second mold 400, the second mold 400 is fitted to the first mold 300, the thermoplastic mechanism is driven to perform hot-pressing injection molding, and the workpiece is molded in the cavities of the first mold 300 and the second mold 400.

It can be understood that the optical axis 110 is disposed in the frame 100, and the optical axis 110 is disposed through the second mold 400 for guiding the second mold 400 to slide.

It will be appreciated that the second mould 400 is provided with linear bearings which cooperate with the optical axis 110.

It is understood that the optical axes 110 are provided in at least two and are disposed in parallel.

The optical axis 110 plays a role in supporting and guiding the second mold 400 to slide, two parallel optical axes 110 are arranged, and a linear bearing is arranged on the second mold 400 to match with the optical axis 110, so that the second mold 400 can slide more stably.

It will be appreciated that the control assembly includes a control panel 710, the control panel 710 being disposed on the frame 100 for displaying and adjusting the operating parameters of the injection molding machine.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims

1. An injection molding machine, comprising:

a frame;

the injection molding assembly is fixed at one end of the rack;

the first mold is fixed at a nozzle of the injection molding assembly, a groove matched with a workpiece in shape is formed in the first mold, a first through hole is formed in the bottom of the groove, the groove is communicated with the nozzle of the injection molding assembly through the first through hole, a spiral cooling pipe is arranged around the outer side of the first mold, and the spiral cooling pipe completely covers the outer side face of the first mold;

the second mold is connected to the rack in a sliding mode and can be matched with the first mold to form an injection mold;

the driving component is used for driving the second die to slide;

the cooling assembly comprises a cooling liquid storage device and a first water pump, the input end of the cooling liquid storage device is connected with one end of the spiral cooling pipe, the output end of the cooling liquid storage device is connected with the other end of the spiral cooling pipe, and the first water pump is used for driving the cooling liquid to circulate between the spiral cooling pipe and the cooling liquid storage device;

and the control assembly is electrically connected with the cooling assembly, the driving assembly and the injection molding assembly respectively.

2. The injection molding machine according to claim 1, wherein the coolant storage device is provided with a plurality of waterproof partitions capable of dividing the coolant storage device into a plurality of storage areas, the input end is provided at the uppermost first storage area, the output end is provided at the lowermost second storage area, each of the waterproof partitions is provided with a second through hole so as to communicate the storage areas with each other, and the second through holes are respectively provided at different positions so as to allow the coolant to stay in each of the storage areas for a long time.

3. An injection molding machine as claimed in claim 2, wherein said storage area is provided with a fan for dissipating heat from the coolant in said storage area.

4. The injection molding machine of claim 2, wherein the cooling assembly further comprises a spray header, the spray header is disposed on the frame and located directly above the first mold, and an input end of the spray header is connected to the second storage area.

5. The injection molding machine of claim 4, wherein the cooling assembly further comprises a reservoir disposed on the frame and located below the first mold, and a second water pump for transferring coolant in the reservoir to the first storage area.

6. The injection molding machine of claim 1, wherein the drive assembly comprises a lead screw, a wire barrel and a motor, one end of the lead screw is fixedly connected to the second mold, the other end of the lead screw is engaged and inserted in the wire barrel, and the motor is used for driving the wire barrel to rotate.

7. An injection molding machine according to claim 1, wherein an optical axis is arranged in the machine frame, and the optical axis penetrates through the second mold and is used for guiding the second mold to slide.

8. An injection molding machine according to claim 7, wherein the second mold is provided with a linear bearing cooperating with the optical axis.

9. An injection molding machine according to claim 8, wherein at least two of said optical axes are provided and are disposed in parallel.

10. An injection molding machine as claimed in claim 1, wherein said control assembly includes a control panel disposed on the frame for displaying and adjusting operating parameters of the injection molding machine.