CN209794475U - Plastic hairpin injection molding machine - Google Patents

Abstract

the utility model discloses a plastic hairpin injection molding machine, which belongs to the technical field of injection molding machines and comprises an upper die and a lower die, wherein the upper die is positioned at the upper side of the lower die, the lower end of the upper die is provided with an upper cavity groove, the upper end of the lower die is provided with a lower cavity groove matched with the upper cavity groove, the upper cavity groove and the lower cavity groove form a cavity, the middle part of the upper end of the upper die is provided with an injection hole communicated with the upper cavity groove, the front ends of the upper die and the lower die are provided with three groups of heat conduction grooves, the bottom ends of the three groups of heat conduction grooves are fixedly connected with heat conduction bars, the front ends of the upper die and the lower die are fixedly connected with three radiating fins, the three radiating fins are respectively positioned at the front sides of the three groups of heat conduction bars, the four corners of the lower end of the lower die are fixedly connected with supporting legs, the heat dissipation cooling effect is better to the finished product quality that obtains is better.

Description

Plastic hairpin injection molding machine

Technical Field

The utility model relates to an injection molding machine technical field, more specifically say, relate to a plastics hairpin injection molding machine.

Background

the injection molding machine is a tool for producing plastic products, plastic liquid is heated to melt and injected into an injection molding mold cavity, and a formed product is obtained after cooling and solidification, wherein the whole system mainly comprises a pouring system and a forming mold.

However, when the existing injection molding machine is used for injection molding of a mold, the whole mold is in a high-temperature state, so that the production efficiency of plastic products is low, the heat dissipation and cooling effects are poor, and the quality of the obtained finished products is poor.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a plastics hairpin injection molding machine, its heat dissipation cooling effect is better to the finished product quality that obtains is better.

2. technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme:

A plastic hairpin injection molding machine comprises an upper die and a lower die, wherein the upper die is positioned at the upper side of the lower die, an upper cavity groove is formed at the lower end of the upper die, a lower cavity groove matched with the upper cavity groove is formed at the upper end of the lower die, the upper cavity groove and the lower cavity groove form a cavity, an injection hole is formed in the middle of the upper end of the upper die and communicated with the upper cavity groove, three groups of heat conduction grooves are formed at the front ends of the upper die and the lower die, heat conduction rods are fixedly connected to the bottom ends of the three groups of heat conduction grooves, three cooling fins are fixedly connected to the front ends of the upper die and the lower die and respectively positioned at the front sides of the three groups of heat conduction rods, supporting legs are fixedly connected to four corners of the lower end of the lower die, the lower ends of the four supporting legs are fixedly connected with a base, an electric motor is fixedly connected to, the rear ends of the upper die and the lower die are respectively and fixedly connected with a first cooling pipe and a second cooling pipe, so that the heat dissipation and cooling effects are good, and the quality of the obtained finished product is good.

Further, go up the equal fixedly connected with in both ends installation piece about going up the mould, the installation piece under the equal fixedly connected with in both ends about the lower mould, go up the installation piece and install fixedly connected with hydraulic stem between the piece down, can make and go up mould and lower mould and close and separate through the hydraulic stem, go up the installation piece and all play the effect of installation and connection with installation piece down.

Furthermore, two rows of heat conducting grooves are arranged in one group, three heat conducting grooves are arranged in one row, and the two rows of heat conducting grooves are arranged up and down.

furthermore, electric motor and external power source electric connection, electric motor's model is YVP frequency conversion motor, through the trial of technical staff in the field, and the electric motor of this model is effectual.

Furthermore, the one end of first cooling tube and the delivery port fixed connection of first water pump, and the mouth that draws water of first water pump is pegged graft in the cooler bin through first drinking-water pipe, the cooler bin intussuseption is filled with the cooling water, the one end of second cooling tube and the delivery port fixed connection of second water pump, and the mouth that draws water of second water pump is pegged graft in the cooler bin through the second drinking-water pipe, so set up, can accomplish the circulation of cooling water, it is more energy-conserving.

the mounting hole has all been seted up to the upper end four corners department of base, the installation of being convenient for. Further, in the above-mentioned case,

Furthermore, heat-conducting silica gel is coated at the left end and the right end of the upper die and the lower die, so that the heat inside the upper die and the lower die can be led out more quickly.

3. Advantageous effects

compared with the prior art, the utility model has the advantages of:

(1) This scheme makes the flabellum rotate through electric motor's drive to produce cold wind, carry out the forced air cooling, help the heat dissipation cooling.

(2) This scheme is through the setting of a plurality of heat conduction rods, can effectively be with going up the even outside derivation of heat in mould and the lower mould, through the heat dissipation of fin, carries out good heat dissipation.

(3) This scheme is through the setting of first cooling tube and second cooling tube, can carry out the water-cooling, helps the heat dissipation cooling.

Drawings

Fig. 1 is a schematic structural view of the present invention;

Fig. 2 is a front view of the present invention;

Fig. 3 is a rear view of the present invention.

The reference numbers in the figures illustrate:

The device comprises an upper die 1, a lower die 2, an upper mounting block 3, a hydraulic rod 4, a lower mounting block 5, an upper cavity groove 6, a lower cavity groove 7, an injection molding hole 8, supporting legs 9, a base 10, a mounting hole 11, an electric motor 12, fan blades 13, heat conduction grooves 14, heat conduction rods 15, cooling fins 16, a first cooling pipe 17 and a second cooling pipe 18.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations 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 device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-3, a plastic hairpin injection molding machine comprises an upper mold 1 and a lower mold 2, wherein the upper mold 1 is positioned on the upper side of the lower mold 2, heat-conducting silica gel is coated on both the left and right ends of the upper mold 1 and the lower mold 2, which is beneficial to lead out the internal heat more quickly, both the left and right ends of the upper mold 1 are fixedly connected with an upper mounting block 3, both the left and right ends of the lower mold 2 are fixedly connected with a lower mounting block 5, a hydraulic rod 4 is fixedly connected between the upper mounting block 3 and the lower mounting block 5, the upper mold 1 and the lower mold 2 can be closed and separated through the hydraulic rod 4, both the upper mounting block 3 and the lower mounting block 5 play a role in mounting and connecting, the lower end of the upper mold 1 is provided with an upper mold cavity groove 6, the upper end of the lower mold 2 is provided with a lower mold cavity groove 7 matched with the upper mold groove 6, the upper mold groove 6 and the lower mold groove 7 form a mold, this is a well-known technique for those skilled in the art, and therefore, will not be described in detail herein;

The front ends of the upper die 1 and the lower die 2 are respectively provided with three groups of heat conducting grooves 14, two groups of heat conducting grooves 14 are arranged, three groups of heat conducting grooves 14 are arranged in one row, the two rows of heat conducting grooves 14 are arranged up and down, the bottom ends of the three groups of heat conducting grooves 14 are respectively and fixedly connected with a heat conducting rod 15, the heat conducting rods 15 can outwards and uniformly guide out heat in the upper die 1 and the lower die 2, so that the heat in the upper die 1 and the lower die 2 is easier to dissipate, the front ends of the upper die 1 and the lower die 2 are respectively and fixedly connected with three radiating fins 16, the three radiating fins 16 are respectively positioned on the front sides of the;

The four corners of the lower end of the lower die 2 are fixedly connected with supporting legs 9, the four supporting legs 9 have a good supporting effect, the lower ends of the four supporting legs 9 are fixedly connected with a base 10, the four corners of the upper end of the base 10 are provided with mounting holes 11 for facilitating mounting, the middle part of the upper end of the base 10 is fixedly connected with an electric motor 12, the electric motor 12 plays a driving role, the electric motor 12 is electrically connected with an external power supply, the model of the electric motor 12 is a YVP variable frequency motor, after trial of technicians in the field, the electric motor 12 of the model has a good effect, the output end of the electric motor 12 is fixedly connected with a fan blade 13, and the output end of the electric motor 12 rotates the fan blade 13 to rotate, so that cold air is generated, air cooling is;

The rear ends of the upper die 1 and the lower die 2 are respectively fixedly connected with a first cooling pipe 17 and a second cooling pipe 18 (not shown in the figure), one end of the first cooling pipe 17 is fixedly connected with a water outlet of a first water pump (not shown in the figure), a water pumping port of the first water pump is inserted into a cooling box (not shown in the figure) through the first water pumping pipe, cooling water (not shown in the figure) is filled into the cooling box, one end of the second cooling pipe 18 is fixedly connected with a water outlet of a second water pump (not shown in the figure), and a water pumping port of the second water pump is inserted into the cooling box (not shown in the figure) through the second water pumping pipe.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims (7)

1. The utility model provides a plastics hairpin injection molding machine, includes mould (1) and lower mould (2), its characterized in that: the upper die (1) is positioned on the upper side of the lower die (2), an upper cavity groove (6) is formed in the lower end of the upper die (1), a lower cavity groove (7) matched with the upper cavity groove (6) is formed in the upper end of the lower die (2), the upper cavity groove (6) and the lower cavity groove (7) form a cavity, an injection molding hole (8) is formed in the middle of the upper end of the upper die (1), the injection molding hole (8) is communicated with the upper cavity groove (6), three groups of heat conduction grooves (14) are formed in the front ends of the upper die (1) and the lower die (2), heat conduction rods (15) are fixedly connected to the bottom ends of the three groups of heat conduction grooves (14), three cooling fins (16) are fixedly connected to the front ends of the upper die (1) and the lower die (2), the three cooling fins (16) are respectively positioned on the front sides of the three groups of the heat conduction rods (15), and supporting legs (9) are fixedly connected to the four, four lower extreme fixedly connected with base (10) of supporting legs (9), the upper end middle part fixedly connected with electric motor (12) of base (10), the output fixedly connected with flabellum (13) of electric motor (12), go up the rear end difference fixedly connected with first cooling tube (17) and second cooling tube (18) of mould (1) and lower mould (2).

2. the plastic hairpin injection molding machine of claim 1, wherein: go up installation piece (3) in the equal fixedly connected with in both ends about mould (1), installation piece (5) under the equal fixedly connected with in both ends about lower mould (2), go up fixedly connected with hydraulic stem (4) between installation piece (3) and lower installation piece (5).

3. The plastic hairpin injection molding machine of claim 1, wherein: two rows of the heat conducting grooves (14) are arranged in one group, three rows of the heat conducting grooves (14) are arranged in one row, and the two rows of the heat conducting grooves (14) are arranged up and down.

4. The plastic hairpin injection molding machine of claim 1, wherein: the electric motor (12) is electrically connected with an external power supply, and the type of the electric motor (12) is a YVP variable frequency motor.

5. The plastic hairpin injection molding machine of claim 1, wherein: one end of the first cooling pipe (17) is fixedly connected with a water outlet of the first water pump, a water pumping port of the first water pump is connected in the cooling box in an inserting mode through the first water pumping pipe, cooling water is filled in the cooling box, one end of the second cooling pipe (18) is fixedly connected with a water outlet of the second water pump, and a water pumping port of the second water pump is connected in the cooling box in an inserting mode through the second water pumping pipe.

6. the plastic hairpin injection molding machine of claim 1, wherein: the four corners of the upper end of the base (10) are provided with mounting holes (11).

7. the plastic hairpin injection molding machine of claim 1, wherein: and heat-conducting silica gel is coated at the left end and the right end of the upper die (1) and the lower die (2).