CN217573828U

CN217573828U - Quick refrigerated injection mold

Info

Publication number: CN217573828U
Application number: CN202123141111.9U
Authority: CN
Inventors: 苏强; 庞建春
Original assignee: Yancheng Yaoqiang Molding Technology Co ltd
Current assignee: Yancheng Yaoqiang Molding Technology Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-10-14
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a quick refrigerated injection mold, the on-line screen storage device comprises a base, base upper surface center department bolt fastening has the lower mould, the outside that the base upper surface is located the lower mould has the type frame of falling concave all around welding, the rigid coupling has hydraulic telescoping rod on the inside roof of the type frame of falling concave, and hydraulic telescoping rod's low side rigid coupling has last mould, it is provided with the mold core to go up mould lower surface center department, the upper surface threaded connection who goes up the mould has the threaded rod, and the low side of threaded rod extends to the mold core. The utility model discloses in, this quick refrigerated injection mold, with mold core setting mould lower surface on the liftable is adjusted, and adopt the threaded rod to install fixedly for the dismantlement of mold core is changed very conveniently, is convenient for change different mold cores and uses, improves its actual result of use.

Description

Quick refrigerated injection mold

Technical Field

The utility model relates to an injection mold technical field especially relates to a quick refrigerated injection mold.

Background

Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various designs and colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products and capability of forming products with complex shapes. The method is suitable for mass production of parts with complex shapes, and is one of important processing methods.

The existing injection mold is generally of a cooling structure, the cooling forming efficiency of an injection-molded workpiece is low, and the production efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick refrigerated injection mold to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a quick-cooling injection mold comprises a base, wherein a lower mold is fixed at the center of the upper surface of the base through a bolt, an inverted concave frame is welded around the outer side of the lower mold on the upper surface of the base, a hydraulic telescopic rod is fixedly connected to an inner top plate of the inverted concave frame, and an upper mold is fixedly connected to the lower end of the hydraulic telescopic rod;

a mold core is arranged in the center of the lower surface of the upper mold, a threaded rod is connected to the upper surface of the upper mold in a threaded manner, and the lower end of the threaded rod extends into the mold core;

the die comprises a lower die and is characterized in that a die cavity matched with a die core for use is formed in the center of the upper surface of the lower die, and a heat exchange coil is embedded around the outer side of the die cavity in the lower die.

As a further description of the above technical solution:

the mould cavity inside is provided with out the flitch, base upper surface center department inlays to establish and installs electric putter, and electric putter's top is observed the lower mould and is extended to the mould cavity and with a flitch rigid coupling.

As a further description of the above technical solution:

go up the welding of mould both sides wall and have the fixed block, and the lower surface welding of fixed block has the locating lever, the welding has the sleeve pipe on the lower mould both sides wall, the low side of locating lever runs through the sleeve pipe and extends to the outside and weld the stopper.

As a further description of the above technical solution:

one end of the heat exchange coil is connected with a liquid inlet pipe extending to the outer side of the lower die in a conduction mode, and the other end of the heat exchange coil is connected with a liquid outlet pipe extending to the outer side of the lower die in a conduction mode.

As a further description of the above technical solution:

the hydraulic telescopic rods are provided with two hydraulic telescopic rods, and the two hydraulic telescopic rods are symmetrical to each other about a vertical center line of the upper die.

The utility model provides a quick refrigerated injection mold. The method has the following beneficial effects:

(1) This quick refrigerated injection mold, with the mold core setting mould lower surface on the liftable is adjusted, and adopt the threaded rod to install fixedly for the dismantlement of mold core is changed very conveniently, is convenient for change different mold cores and uses, improves its actual result of use.

(2) This quick refrigerated injection mold inlays all around in the lower mould outside that lies in the mould chamber and establishes and installs heat exchange coil for when the work piece of moulding plastics, can pour into the coolant liquid into to heat exchange coil inner loop, cool off the work piece fast, accelerate its shaping efficiency, the setting of further cooperation ejection of compact board can carry out the automatic discharging, and the work piece after the automatic shaping is released from the mould intracavity through ejection of compact board.

(3) This quick refrigerated injection mold has the locating lever through the fixed block welding on going up the mould, and the locating lever runs through welded sleeve pipe on the lower mould to through locating lever and sheathed tube setting, can assist spacingly to last mould and lower mould, improve the accurate nature of its compound die, improve its effect of the work piece of moulding plastics.

Drawings

Fig. 1 is a front view of a rapid cooling injection mold according to the present invention;

FIG. 2 is a schematic structural view of a middle upper mold of the present invention;

fig. 3 is a schematic structural view of the middle and lower dies of the present invention.

Illustration of the drawings:

1. a base; 2. a lower die; 3. a mold cavity; 4. a heat exchange coil; 5. a liquid inlet pipe; 6. a liquid outlet pipe; 7. an inverted concave frame; 8. a hydraulic telescopic rod; 9. an upper die; 10. a threaded rod; 11. a mold core; 12. a fixed block; 13. positioning a rod; 14. a sleeve; 15. a discharge plate; 16. an electric push rod.

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.

Referring to fig. 1-3, a rapid cooling injection mold comprises a base 1, a lower mold 2 is fixed at the center of the upper surface of the base 1 through a bolt, an inverted concave type frame 7 is welded on the periphery of the upper surface of the base 1, which is positioned at the outer side of the lower mold 2, a hydraulic telescopic rod 8 is fixedly connected to the inner top plate of the inverted concave type frame 7, and an upper mold 9 is fixedly connected to the lower end of the hydraulic telescopic rod 8;

a mold core 11 is arranged at the center of the lower surface of the upper mold 9, a threaded rod 10 is connected to the upper surface of the upper mold 9 in a threaded manner, and the lower end of the threaded rod 10 extends into the mold core 11;

the center of the upper surface of the lower die 2 is provided with a die cavity 3 matched with the die core 11 for use, and the heat exchange coil 4 is embedded around the outer side of the die cavity 3 in the lower die 2.

The inside ejection of compact board 15 that is provided with of mould chamber 3, base 1 upper surface center department inlays to establish and installs electric putter 16, and electric putter 16's top is observed that lower mould 2 extends to in the mould chamber 3 and with ejection of compact board 15 rigid coupling.

Fixed blocks 12 are welded on two side walls of the upper die 9, positioning rods 13 are welded on the lower surfaces of the fixed blocks 12, sleeves 14 are welded on two side walls of the lower die 2, and the lower ends of the positioning rods 13 penetrate through the sleeves 14 and extend to the outer side and are welded with limiting blocks.

One end of the heat exchange coil 4 is connected with a liquid inlet pipe 5 extending to the outer side of the lower die 2, and the other end of the heat exchange coil 4 is connected with a liquid outlet pipe 6 extending to the outer side of the lower die 2.

The hydraulic telescopic rods 8 are arranged in two, and the two hydraulic telescopic rods 8 are symmetrical to each other about the vertical center line of the upper die 9.

And an injection molding port communicated with the mold cavity 3 is formed in the lower mold 2 and used for injecting melted raw materials into the mold cavity 3 for cooling and molding.

The working principle is as follows: this quick refrigerated injection mold uses, at first control hydraulic telescoping rod 8 extension, it moves down and laminates with lower mould 2 to drive last mould 9, carry out the compound die, then the mouth of moulding plastics of seting up on through lower mould 2, mould plastics to mould plastics in the mould chamber 3, after the completion of moulding plastics, can inject the coolant liquid into heat transfer coil pipe 4 through feed liquor pipe 5, the coolant liquid exchanges heat with injection moulding raw materials, make and carry out quick cooling shaping to the injection molding, behind the injection molding cooling shaping, 8 shrink of secondary control hydraulic telescoping rod, it shifts up to drive last mould 9, make and go up mould 9 and lower mould 2 separation, then control electric putter 16 extension, it moves on 15 to drive out flitch, release the injection molding piece of mould chamber 3 internal forming, carry out the ejection of compact.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A rapid cooling injection mold comprises a base (1) and is characterized in that a lower mold (2) is fixed at the center of the upper surface of the base (1) through a bolt, inverted concave type frames (7) are welded on the periphery of the outer side of the lower mold (2) on the upper surface of the base (1), a hydraulic telescopic rod (8) is fixedly connected to an inner top plate of each inverted concave type frame (7), and an upper mold (9) is fixedly connected to the lower end of each hydraulic telescopic rod (8);

a mold core (11) is arranged in the center of the lower surface of the upper mold (9), a threaded rod (10) is connected to the upper surface of the upper mold (9) in a threaded manner, and the lower end of the threaded rod (10) extends into the mold core (11);

die cavity (3) that cooperation mold core (11) used have been seted up to lower mould (2) upper surface center department, the outside that the inside of lower mould (2) is located die cavity (3) is inlayed all around and is installed heat transfer coil (4).

2. The rapid cooling injection mold according to claim 1, wherein a discharge plate (15) is arranged inside the mold cavity (3), an electric push rod (16) is embedded and installed at the center of the upper surface of the base (1), and the lower mold (2) is observed at the top end of the electric push rod (16) and extends into the mold cavity (3) and is fixedly connected with the discharge plate (15).

3. The rapid cooling injection mold according to claim 1, wherein fixing blocks (12) are welded to two side walls of the upper mold (9), positioning rods (13) are welded to the lower surfaces of the fixing blocks (12), sleeves (14) are welded to two side walls of the lower mold (2), and the lower ends of the positioning rods (13) penetrate through the sleeves (14) and extend to the outer side and are welded with limiting blocks.

4. The rapid cooling injection mold according to claim 1, wherein one end of the heat exchange coil (4) is connected to a liquid inlet pipe (5) extending to the outer side of the lower mold (2), and the other end of the heat exchange coil (4) is connected to a liquid outlet pipe (6) extending to the outer side of the lower mold (2).

5. A rapidly cooling injection mold according to claim 1, characterized in that there are two hydraulic telescopic rods (8) and that the two hydraulic telescopic rods (8) are symmetrical to each other about the vertical middle line of the upper mold (9).