CN215614967U - Mold structure of injection molding machine - Google Patents

Abstract

The utility model discloses a mold structure of an injection molding machine, which comprises: a machine table, install fixed die plate, movable mould board and be located on the machine table fixed die plate with fixed mould benevolence between the movable mould board, movable mould benevolence, the fixed die plate with all install the oil circuit connecting block on the movable mould board, the oil circuit connecting block is provided with oil inlet, oil-out and a plurality of first access mouth and the second that sets up in pairs and inserts the mouth, first access mouth all with the oil inlet intercommunication, the second insert the mouth all with the oil-out intercommunication, the oil inlet with the oil-out is respectively through pipe connection to oil temperature machine, the fixed mould benevolence with all be provided with oil circuit circulation channel in the movable mould benevolence, in pairs first access mouth with the second inserts the mouth respectively through another pipe connection to oil circuit circulation channel. This injection molding machine mould structure can be convenient for connect the pipeline to effectively comb the pipeline, reduce the risk of scalding and mould damage to the operation personnel.

Description

Mold structure of injection molding machine

Technical Field

The utility model relates to the technical field of injection molding machines, in particular to a mold structure of an injection molding machine.

Background

At present, semi-solid magnesium alloy products are mainly produced by matching an injection molding machine with a mold. The semi-solid magnesium alloy injection molding has incomparable advantages of other casting methods, such as energy conservation, environmental protection, safety and the like. The high temperature material ejected from the injection molding machine will quickly condense when encountering the relatively cold mold cavity walls, which will result in a situation where the material does not fill the cavity at the same injection pressure, thus requiring oil temperature to increase the mold temperature.

The mould of tradition injection moulding machine generally is on passing through pipeline lug connection to mould with the oil temperature machine, and the pipeline is more and distribute in a jumble, and when the product die sinking of every shaping, the pipeline all can be followed the movable mould board and pulled the removal, has great scald risk to the operating personnel, has also increased the risk that the mould damaged. Meanwhile, due to the limitation of pipelines and oil temperature machines, only one oil way is usually arranged on a single template, so that the temperature uniformity of the die is not high; if more oil ways are arranged, more oil temperature machines and pipelines are needed, and risks and cost are increased. Accordingly, there is a need for improvements in the art that overcome the deficiencies in the prior art.

Disclosure of Invention

The utility model aims to solve the problem of providing a mold structure of an injection molding machine, so as to overcome the defects of more pipelines, disordered distribution, lower safety performance, high risk of mold damage and low temperature uniformity of the mold on the mold of the traditional injection molding machine.

The technical scheme adopted by the utility model for solving the technical problem is as follows: an injection molding machine mold structure comprising: the mould comprises a machine table, a fixed mould plate, a movable mould plate, a fixed mould core and a movable mould core, wherein the fixed mould core and the movable mould core are arranged on the machine table, the fixed mould core and the movable mould core are positioned between the fixed mould plate and the movable mould plate, the fixed mould core and the movable mould core surround to form a cavity for injecting raw materials to form a product, and the movable mould plate and the movable mould core can move relative to the fixed mould core to open a mould; the oil circuit connecting block is arranged on the fixed die plate and the movable die plate, and is provided with an oil inlet, an oil outlet, a plurality of first access ports and a plurality of second access ports which are arranged in pairs, the first access ports are communicated with the oil inlet, the second access ports are communicated with the oil outlet, the oil inlet and the oil outlet are respectively connected to an oil temperature machine through pipelines, an oil circuit circulating channel is arranged in the fixed die core and the movable die core, and the first access ports and the second access ports are in pairs and are respectively connected to the oil circuit circulating channel through another pipeline.

As a further improvement of the present invention, the oil path connecting block is provided with two blind holes along a vertical direction, and the end portions of the oil path connecting block form the oil inlet and the oil outlet, and the oil path connecting block is provided with a plurality of hole sites in a horizontal direction opposite to the two blind holes, the hole sites being communicated with the corresponding blind holes, and the side surfaces of the oil path connecting block form the first access port and the second access port.

As a further improvement of the present invention, the first access port and the second access port are provided with five, and a plug or a ball valve is mounted on each of the first access port and the second access port which are not accessed to the pipeline.

As a further improvement of the utility model, a plurality of threaded holes are formed in each of the two oil way connecting blocks and are fixedly mounted on the fixed die plate and the movable die plate respectively by screws.

As a further improvement of the utility model, four guide pillars are installed on the machine table along the horizontal direction, one ends of the four guide pillars are inserted into the fixed die core and the fixed die plate, the movable die plate and the movable die core are slidably matched on the four guide pillars through guide sleeves, one side of the movable die plate is connected with a power device, and the movable die plate and the movable die core are driven by the power device to slide along the guide pillars.

The utility model has the beneficial effects that: the utility model provides a mold structure of an injection molding machine, wherein oil way connecting blocks are respectively arranged on a fixed mold plate and a movable mold plate, each oil way connecting block is provided with an oil inlet, an oil outlet and a plurality of first access ports and second access ports which are arranged in pairs, and an oil temperature machine, a fixed mold core and a movable mold core are respectively connected onto the oil way connecting blocks through pipelines, so that the pipelines can be effectively combed, the installation is convenient, the pipelines are prevented from being dragged along with the movement of the movable mold plate, the risk of scalding operating personnel is reduced, and the risk of mold damage is also reduced; and can set up a plurality of oil circuit circulation passageways simultaneously on cover half benevolence and movable mould benevolence, can all insert on the oil circuit connecting block, make the mould temperature more even, also can reduce the quantity that uses oil temperature machine and pipeline, reduce cost and risk.

Drawings

FIG. 1 is a schematic structural diagram of a mold structure of an injection molding machine according to the present invention;

fig. 2 is a schematic structural view of an oil path connection block in the mold structure of the injection molding machine of the present invention.

The following description is made with reference to the accompanying drawings:

1-machine table; 2-fixed template;

3-moving mould plate; 4, fixing the mold core;

401-oil path circulation channel; 5-moving die core;

6-oil path connecting block; 601-oil inlet;

602-oil outlet; 603 — a first access port;

604-second access port; 605-threaded hole;

7-a pipeline; 8-oil temperature machine;

9-guide pillar; and 10, a power device.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1, the present invention provides a mold structure of an injection molding machine, including: the machine table 1 is provided with a fixed die plate 2, a movable die plate 3, a fixed die core 4 and a movable die core 5 which are positioned between the fixed die plate 2 and the movable die plate 3, the fixed die core 4 is fixedly connected to the right side of the fixed die plate 2, the fixed die core 4 and the movable die core 5 surround to form a cavity, the left side of the fixed die plate 2 is provided with a material injection device which is matched with the cavity, and the material injection device is used for injecting raw materials into the cavity to form products.

Referring to fig. 1 and 2, the fixed die plate 2 and the movable die plate 3 are both provided with an oil path connecting block 6, the oil path connecting block 6 is provided with an oil inlet 601, an oil outlet 602, and a plurality of first and second inlet ports 603 and 604 which are arranged in pairs, the first inlet port 603 is communicated with the oil inlet 601, the second inlet port 604 is communicated with the oil outlet 602, and the oil inlet 601 and the oil outlet 602 are connected to an oil temperature machine 8 through a pipeline 7. The oil circulation passages 401 are provided in both the cavity block 4 and the cavity block 5, and the paired first inlet 603 and second inlet 604 are connected to the oil circulation passages 401 through another pipe 7, respectively. Through all being connected to oil circuit connecting block 6 through pipeline 7 with oil temperature machine 8 and decide mould benevolence 4 and movable mould benevolence 5 on, can effectively comb the pipeline, the installation of being convenient for avoids the pipeline to follow the movable mould board and removes to drag, reduces the risk of scalding the operation personnel, has also reduced the risk of mould damage.

Further explaining the embodiment, the oil is heated by the oil temperature machine 8, the oil is pumped into the oil path connecting block 6 through the pipeline 7, then the oil is pumped into the fixed mold core 4 and the movable mold core 5 through the other pipeline 7, the oil path circulating channel 401 circulates, the temperature of the mold is improved, the temperature difference between the mold and the raw material is reduced, the uniformity of the temperature of the mold is effectively kept, the injection stress is reduced, the flowability of the raw material is improved, the surface quality and the internal quality of a product are improved, the intensity of the temperature change of the mold can be reduced, and the purpose of prolonging the service life of the mold is achieved.

Referring to fig. 2, specifically, the oil path connecting block 6 is provided with two blind holes along the vertical direction, and an oil inlet 601 and an oil outlet 602 are formed at the lower end portion, and the oil path connecting block 6 is provided with a plurality of hole sites communicating with the corresponding blind holes along the horizontal direction opposite to the two blind holes, and a first inlet 603 and a second inlet 604 are formed at the side surface of the oil path connecting block 6. Through adopting this structural design, can be convenient for process oil circuit connecting block 6.

Wherein, all be provided with four screw holes 605 on two oil circuit connecting blocks 6, all use the screw respectively fixed mounting on fixed die plate 2 and movable mould board 3.

Preferably, the first access port 603 and the second access port 604 are provided with five access ports, which can access the pipeline 7 according to actual needs. From this setting, can set up a plurality of oil circuit circulation passageways 401 simultaneously on cover half benevolence 4 and movable mould benevolence 5, all insert on the oil circuit connecting block 6, make the mould temperature more even, also can reduce the quantity that uses oil temperature machine 8 and pipeline 7, reduce cost and risk. It will be appreciated that plugs or ball valves are required to be installed at both the first access port 603 and the second access port 604 of the non-accessed pipe 7.

Continuing to refer to fig. 1, four guide pillars 9 are installed on the machine table 1 along the horizontal direction, the left ends of the four guide pillars 9 are inserted into the fixed die core 4 and the fixed die plate 2, the movable die plate 3 and the movable die core 5 are slidably matched on the four guide pillars 9 through guide sleeves, one side of the movable die plate 3 is connected with a power device 10, the movable die plate 3 and the movable die core 5 are driven by the power device 10 to slide along the guide pillars 9, and the mold opening is performed by moving relative to the fixed die core 4.

Therefore, according to the mold structure of the injection molding machine, the oil way connecting blocks are respectively arranged on the fixed mold plate and the movable mold plate and are provided with the oil inlet, the oil outlet and the first connecting ports and the second connecting ports which are arranged in pairs, and the oil temperature machine, the fixed mold core and the movable mold core are respectively connected onto the oil way connecting blocks through the pipelines, so that the pipelines can be effectively combed, the installation is convenient, the pipelines are prevented from being dragged along with the movable mold plate, the scalding risk of operating personnel is reduced, and the risk of mold damage is also reduced; and can set up a plurality of oil circuit circulation passageways simultaneously on cover half benevolence and movable mould benevolence, can all insert on the oil circuit connecting block, make the mould temperature more even, also can reduce the quantity that uses oil temperature machine and pipeline, reduce cost and risk.

In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. The foregoing description is only a preferred embodiment of the utility model, which can be embodied in many different forms than described herein, and therefore the utility model is not limited to the specific embodiments disclosed above. And that those skilled in the art may, using the methods and techniques disclosed above, make numerous possible variations and modifications to the disclosed embodiments, or modify equivalents thereof, without departing from the scope of the claimed embodiments. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention.

Claims (5)

1. The utility model provides an injection molding machine mould structure, includes board (1), install fixed die plate (2), movable mould board (3) and be located on board (1) fixed die plate (2) with fixed die benevolence (4), movable mould benevolence (5) between movable mould board (3), fixed die benevolence (4) with movable mould benevolence (5) surround and constitute the die cavity that is used for injecting into the raw materials with the shaping product, movable mould board (3) with movable mould benevolence (5) can be relative fixed die benevolence (4) are removed and are carried out the die sinking, its characterized in that: the oil circuit connecting block (6) is installed on the fixed die plate (2) and the movable die plate (3), an oil inlet (601), an oil outlet (602) and a plurality of first inlet ports (603) and second inlet ports (604) which are arranged in pairs are formed in the oil circuit connecting block (6), the first inlet ports (603) are communicated with the oil inlet (601), the second inlet ports (604) are communicated with the oil outlet (602), the oil inlet (601) and the oil outlet (602) are connected to an oil temperature machine (8) through a pipeline (7) respectively, oil circuit circulating channels (401) are arranged in the fixed die core (4) and the movable die core (5), and the first inlet ports (603) and the second inlet ports (604) in pairs are connected to the oil circuit circulating channels (401) through another pipeline (7) respectively.

2. An injection molding machine mold structure as claimed in claim 1, characterized in that: two blind holes are formed in the oil way connecting block (6) in the vertical direction, the oil inlet (601) and the oil outlet (602) are formed in the end portion of the oil way connecting block, a plurality of hole positions communicated with the corresponding blind holes are formed in the oil way connecting block (6) right opposite to the two blind holes in the horizontal direction, and the first access port (603) and the second access port (604) are formed in the side face of the oil way connecting block (6).

3. An injection molding machine mold structure as claimed in claim 1, characterized in that: the first access port (603) and the second access port (604) are provided with five, and plugs or ball valves are mounted on the first access port (603) and the second access port (604) which are not accessed into the pipeline (7).

4. An injection molding machine mold structure as claimed in claim 1, characterized in that: and a plurality of threaded holes (605) are formed in the two oil way connecting blocks (6) and are respectively fixedly installed on the fixed die plate (2) and the movable die plate (3) by screws.

5. An injection molding machine mold structure as claimed in claim 1, characterized in that: four guide pillars (9) are installed on the machine table (1) along the horizontal direction, one ends of the four guide pillars (9) are inserted into the fixed die core (4) and the fixed die plate (2), the movable die plate (3) and the movable die core (5) are in sliding fit with the four guide pillars (9) through guide sleeves, one side of the movable die plate (3) is connected with a power device (10), and the movable die plate (3) and the movable die core (5) are driven by the power device (10) to slide along the guide pillars (9).

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