CN212312655U

CN212312655U - Hardware injection mold

Info

Publication number: CN212312655U
Application number: CN202020742940.9U
Authority: CN
Inventors: 张胜杰
Original assignee: Chongqing Intelligent Industry And Trade Co ltd
Current assignee: Chongqing Intelligent Industry And Trade Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-01-08
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a hardware injection mold, include upper die base, die holder and set up the mouth of moulding plastics at the upper die base top, the crane is installed to the bottom of die holder, and the upper portion of crane is connected with the backing plate to the upper portion symmetry of backing plate installs the baffle, the crane intermediate junction has tensile pole, and the upper portion cover of tensile pole is equipped with the extrusion spring, two sets of second spouts have been seted up to the inner wall of die holder, and between two sets of second spouts with backing plate sliding connection, the bottom right side intercommunication of die holder has communicating pipe, first spout has all been seted up to the upper portion both sides of upper die base, and the inside cutting tool that is provided with of first spout. The utility model discloses in, at first, adopt hydraulic pressure over-and-under type structure, not only improved the contact surface of drawing a mould, reduce the damage to the model, also improved the convenience of taking, also reduced the processing cost simultaneously, secondly, adopt contraction type side cut structure, not only improved the convenience of operation, also reduced machining efficiency.

Description

Hardware injection mold

Technical Field

The utility model relates to the technical field of mold, especially, relate to a hardware injection mold.

Background

The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. While hardware requires the use of injection molds.

Present hardware injection mold still has partial problem when moulding plastics, firstly, present injection mold is when taking out the good model of moulding plastics, the form of the pneumatic type thimble of mostly adopting, this kind of form is because the top moves speed very fast and the contact surface is less, there is unstable condition easily, probably cause the damage to the model, so both the operation is inconvenient, the processing cost has also been increased, secondly, present injection mold is after injection moulding, there are most leftover bits in the corner easily, present mode of detaching leftover bits is after taking out the model mostly, get rid of with the blade one by one, neither convenient so both, machining efficiency has been reduced simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the hardware injection mold is provided for solving the problem that a traditional injection mold is easy to damage a model when the model is taken out.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a hardware injection mold, includes upper die base, die holder and sets up the mouth of moulding plastics at upper die base top, the crane is installed to the bottom of die holder, and the upper portion of crane is connected with the backing plate to the baffle is installed to the upper portion symmetry of backing plate, crane intermediate junction has tensile pole, and the upper portion cover of tensile pole is equipped with the extrusion spring, two sets of second spouts have been seted up to the inner wall of die holder, and between two sets of second spouts with backing plate sliding connection, the bottom right side intercommunication of die holder has communicating pipe, first spout has all been seted up to the upper portion both sides of upper die base, and the inside cutting tool that is provided with of first spout.

As a further description of the above technical solution:

and a sealing strip is arranged between the backing plate and the baffle plates, and an injection molding cavity is formed between the backing plate and the two groups of baffle plates.

As a further description of the above technical solution:

and the bottom of the backing plate and the inner sides of the two groups of second sliding grooves are provided with limiting blocks.

As a further description of the above technical solution:

the tops of the two groups of cutting tools are all sleeved with sliding blocks, and the sliding blocks are connected with the first sliding grooves in a sliding mode.

As a further description of the above technical solution:

a liquid injection pipe is arranged between the upper die bases and is communicated with the liquid injection cavity and the injection molding opening.

As a further description of the above technical solution:

handles are installed at two ends of the upper die base, and a base is installed at the bottom of the lower die base.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, adopt hydraulic pressure over-and-under type structure, there is the crane on the die holder, there is the backing plate on the crane, and there is the baffle on the upper portion of backing plate, after having used mould injection moulding, in order to take out the model, earlier pour into power through communicating pipe to the crane of backing plate bottom with hydraulic oil, because the extrusion spring on the tensile pole in the middle of the power crane of hydraulic oil receives pressure to middle extrusion, the lifter also begins upwards to support, and make the backing plate along the ascending lifting of the second spout on both sides, the injection molding intracavity injection moulding's that baffle and backing plate formed product also by the lifting simultaneously sets up, the synthesis of this kind of structure, the contact surface of taking a mould has not only been improved, reduce the damage to the model, the convenience of taking has also been improved, the processing cost has also been.

2. The utility model discloses in, adopt contraction type side cut structure, the upper portion both sides of upper die base have two sets of first spouts, and there is cutting tool first spout inside, and after the model was accomplished, wait to cool off the back, the slider of establishing cutting tool outside cover slides down along first spout, and the leftover bits on the model side are amputated in the same trend, and the setting of this kind of structure has not only improved the convenience of operation, has also reduced machining efficiency.

Drawings

Fig. 1 shows a front view provided in accordance with an embodiment of the present invention;

fig. 2 shows a front cross-sectional view provided in accordance with an embodiment of the present invention;

fig. 3 shows a schematic diagram of a cross-sectional structure at a provided according to an embodiment of the present invention.

Illustration of the drawings:

1. an upper die holder; 2. a lower die holder; 3. a handle; 4. a base; 5. an injection molding port; 6. cutting a cutter; 7. a slider; 8. a first chute; 9. a liquid injection pipe; 10. a baffle plate; 11. a base plate; 12. a second chute; 13. a communicating pipe; 14. a lifting frame; 15. a compression spring; 16. a stretch rod; 17. a limiting block; 18. a sealing strip; 19. and (4) injecting the mold cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a hardware injection mold comprises an upper mold base 1, a lower mold base 2 and an injection molding port 5 formed in the top of the upper mold base 1, wherein a lifting frame 14 is installed at the bottom of the lower mold base 2, the lifting frame 14 is mainly used for lifting a mold on a base plate 11, the upper portion of the lifting frame 14 is connected with the base plate 11, the base plate 11 and the baffle plate 10 mainly form a closed injection mold cavity 19, the upper portion of the base plate 11 is symmetrically provided with the baffle plate 10, a stretching rod 16 is connected to the middle of the lifting frame 14, the stretching rod 16 mainly enables an extrusion spring 15 to extrude and stretch, an extrusion spring 15 is sleeved on the upper portion of the stretching rod 16, the extrusion spring 15 mainly enables the lifting frame 14 to recover to the original position, the inner wall of the lower mold base 2 is provided with two groups of second sliding grooves 12, the second sliding grooves 12 mainly enable the base plate 11 to slide up and down, the two groups, communicating pipe 13 mainly lets in of hydraulic oil, first spout 8 has all been seted up to the upper portion both sides of upper die base 1, it mainly makes slider 7 on the cutting tool 6 slide from top to bottom, and first spout 8 is inside to be provided with cutting tool 6, it mainly is used for cutting the leftover bits, install sealing strip 18 between backing plate 11 and the baffle 10, it mainly seals up the gap between backing plate 11 and the baffle 10, prevent that liquid from flowing into backing plate 11 below, be formed with injection molding chamber 19 between backing plate 11 and two sets of baffle 10, it is mainly the space of injection molding model, stopper 17 is all installed to the bottom of backing plate 11 and the inboard that is located two sets of second spout 12, it mainly is the elevating position of restriction backing plate 11.

Specifically, as shown in fig. 1 and 2, the top of two sets of cutting tools 6 is all sleeved with a slider 7, the slider 7 mainly controls the up-and-down movement of the cutting tools 6, the slider 7 is connected with a first sliding groove 8 in a sliding manner, a liquid injection pipe 9 is arranged between the upper die base 1, and the liquid injection pipe 9 is communicated with a liquid injection cavity 19 and an injection port 5.

Specifically, as shown in fig. 1, handles 3 are installed at two ends of an upper die holder 1, and a base 4 is installed at the bottom of a lower die holder 2.

The working principle is as follows: when in use, firstly, injection molding liquid is injected into an injection molding cavity 19 through an injection pipe 9 through an injection port 5, after the injection molding of a mold is finished, after the mold is cooled, in order to cut off leftover materials remained after the molding, a slide block 7 sleeved outside a cutting tool 6 slides downwards along a first chute 8, the leftover materials on the edge of the mold are cut off by a homeotropic cutting tool 6, then an upper mold base 1 is taken away, in order to take out the mold, hydraulic oil is injected into a lifting frame 14 at the bottom of a backing plate 11 through a communicating pipe 13 at the bottom of a lower mold base 2, as an extrusion spring 15 on a stretching rod 16 in the middle of a power lifting frame 14 of the hydraulic oil is pressed towards the middle, the lifting frame 14 starts to be supported upwards, the backing plate 11 is lifted upwards along second chutes 12 at two sides, and simultaneously, products molded and injected and molded in the injection molding cavity 19 formed by a baffle plate 10 and the backing plate 11 are, finally, the baffle 10 is removed from the backing plate 11, and the work is finished after the model is removed.

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. An injection mold for hardware comprises an upper mold base (1), a lower mold base (2) and an injection port (5) arranged at the top of the upper mold base (1), it is characterized in that the bottom of the lower die holder (2) is provided with a lifting frame (14), the upper part of the lifting frame (14) is connected with a backing plate (11), and the upper part of the backing plate (11) is symmetrically provided with baffle plates (10), the middle of the lifting frame (14) is connected with a stretching rod (16), an extrusion spring (15) is sleeved at the upper part of the stretching rod (16), two groups of second sliding grooves (12) are arranged on the inner wall of the lower die holder (2), and the two groups of second chutes (12) are connected with the backing plate (11) in a sliding way, the right side of the bottom of the lower die holder (2) is communicated with a communicating pipe (13), first spout (8) have all been seted up to the upper portion both sides of upper die base (1), and first spout (8) inside is provided with cutting tool (6).

2. A hardware injection mould according to claim 1, characterized in that a sealing strip (18) is installed between the backing plate (11) and the baffles (10), and an injection mould cavity (19) is formed between the backing plate (11) and the two sets of baffles (10).

3. A hardware injection mold according to claim 1, characterized in that the bottom of the backing plate (11) and the inner sides of the two sets of second sliding grooves (12) are both provided with a limiting block (17).

4. A hardware injection mould according to claim 1, characterized in that, the top of the two sets of cutting tools (6) are both sleeved with a sliding block (7), and the sliding block (7) is connected with the first sliding groove (8) in a sliding manner.

5. The hardware injection mold according to claim 1, wherein a liquid injection pipe (9) is arranged between the upper mold base (1), and the liquid injection pipe (9) is communicated with the injection mold cavity (19) and the injection port (5).

6. A hardware injection mold according to claim 1, characterized in that, handles (3) are installed at two ends of the upper mold base (1), and a base (4) is installed at the bottom of the lower mold base (2).