CN220760976U

CN220760976U - Vacuumizing type cooler

Info

Publication number: CN220760976U
Application number: CN202322558318.9U
Authority: CN
Inventors: 周定山; 祝新生; 李为刚
Original assignee: Suzhou Aode High End Equipment Co ltd
Current assignee: Suzhou Aode High End Equipment Co ltd
Priority date: 2023-09-20
Filing date: 2023-09-20
Publication date: 2024-04-12
Anticipated expiration: 2033-09-20

Abstract

The utility model discloses a vacuum-pumping type cooler which comprises a box body, wherein a water tank is arranged in the box body, a first pipeline and a second pipeline which are connected with the water tank are respectively arranged at the upper end and one side of the water tank, an air pipeline which is connected with the water tank is arranged on the second pipeline, a third pipeline and a fourth pipeline which are connected with the second pipeline are arranged at the other end of the second pipeline, which is far away from the water tank, a mould which is connected with the third pipeline, a fifth pipeline and a sixth pipeline which are connected with the fourth pipeline are arranged at the other end of the mould, the other ends of the fifth pipeline and the sixth pipeline are connected with a seventh pipeline, and the other end of the seventh pipeline is connected with the water tank arranged in the box body. The utility model has the beneficial effects that: the mold cooling water is allowed to pass through the mold in a high vacuum state, so that water can be prevented from flowing out from cracks and sealing positions, meanwhile, the negative pressure in the cooling water pipe is balanced, the ratio of dissolved oxygen in the water is reduced, the pipeline is inhibited from rusting and other foreign matters are inhibited from adhering, the foreign matters can be effectively removed, and the mold cooling effect is improved.

Description

Vacuumizing type cooler

Technical Field

The utility model relates to the technical field of die casting equipment coolers, in particular to a vacuum-pumping type cooler.

Background

In the die casting equipment, a die casting forms a hot junction at the intersection of thickness and thickness due to unbalanced temperature, and the internal and external solidification speeds are inconsistent in the solidification process, so that a large number of shrinkage holes and looseness are generated in a hot junction area, the air tightness and the processing performance of the die casting are affected, and the product percent of pass and the production efficiency are caused; the hot junction part is cooled, so that the shrinkage of the die casting piece is consistent in the die casting process, and the purposes of controlling shrinkage cavity and loosening are achieved.

The existing die casting die, the cooling mode of the cooling pipeline is to supply cooling water to the cooling water channel of the die in groups after pressurizing to 1-1.5MPa, but the cooling water channel of the die cannot prevent water leakage, the water source pressure is high, cracks or core pins are broken on the part of the die, high-pressure water leaks out of the die and is sprayed into high-temperature alloy liquid, explosion and splashing of the alloy liquid can occur to cause safety accidents, moreover, water rust on the wall of the pipeline is accumulated to form a water film, and the heat transfer coefficient of the pipeline is gradually reduced.

Disclosure of Invention

The present utility model is directed to an evacuated cooler, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an evacuation formula cooler, includes the box, be provided with the water tank in the box, the upper end and the one side of water tank are equipped with first pipeline and the second pipeline of being connected with it respectively, be equipped with the air duct who is connected with it on the second pipeline, the second pipeline is kept away from the other end of water tank is equipped with the third pipeline and the fourth pipeline that are connected with it, the third pipeline is kept away from with the fourth pipeline the other end of second pipeline is equipped with the mould that is connected with it, the mould opposite side is equipped with the fifth pipeline and the sixth pipeline that are connected with it, the fifth pipeline and the sixth pipeline other end are connected with the seventh pipeline, just the seventh pipeline other end with the water tank that sets up in the box is connected.

Further preferably, the first pipeline is a water supplementing pipeline, a water supplementing valve is arranged on the first pipeline, a precise filter is further arranged at one end close to the water supplementing port, water source supplementing is performed through the water supplementing valve and the precise filter, and redundant impurities are filtered.

And a first control valve is arranged on the air pipeline in a further optimization mode.

And a first pressure gauge is arranged between the second pipeline and the third pipeline as well as between the second pipeline and the fourth pipeline.

And the third pipeline and the fourth pipeline which are further optimized are respectively provided with a second control valve.

And the fifth pipeline and the sixth pipeline which are further optimized are respectively provided with a third control valve.

And a vacuum pump and a second pressure gauge are sequentially arranged on the seventh pipeline which is further optimized.

The water tank is further optimized and is also provided with an overflow pipe connected with the water tank.

Advantageous effects

The vacuum-pumping type cooling machine provided by the utility model has the advantages that the cooling water of the die passes through the die in a high vacuum state, so that the water can be prevented from flowing out from a crack and a sealing position, meanwhile, the negative pressure in the cooling water pipe is balanced, the ratio of dissolved oxygen in the water is reduced, the rust of the pipeline and the adhesion of other foreign matters are inhibited, the foreign matters can be effectively removed, and the cooling effect of the die is improved.

Drawings

Fig. 1 is a schematic plan view of the overall structure of the present utility model.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

Examples

As shown in fig. 1, an evacuated cooler comprises a box body 1, a water tank 2 is arranged in the box body 1, a first pipeline 3 and a second pipeline 4 which are connected with the water tank 2 are respectively arranged at the upper end and one side of the water tank 2, an air pipeline 20 which is connected with the water tank 4 is arranged on the second pipeline 4, a third pipeline 5 and a fourth pipeline 6 which are connected with the water tank 4 are arranged at the other end of the second pipeline 4 which is far away from the water tank 2, a mould 7 which is connected with the third pipeline 5 and the fourth pipeline 6 is arranged at the other end which is far away from the second pipeline 4, a fifth pipeline 8 and a sixth pipeline 9 which are connected with the mould 7 are arranged at the other side of the mould 7, the other ends of the fifth pipeline 8 and the sixth pipeline 9 are connected with a seventh pipeline 10, and the other end of the seventh pipeline 10 is connected with the water tank 2 which is arranged in the box body 1.

In this embodiment, the first pipeline 3 is a water supplementing pipeline, on which a water supplementing valve 12 is arranged, and one end close to the water supplementing port is also provided with a precision filter 13; the air pipe 20 is provided with a first control valve 14; a first pressure gauge 15 is arranged between the second pipeline 4 and the third pipeline 5 and between the second pipeline 6 and the fourth pipeline 6; the third pipeline 5 and the fourth pipeline 6 are respectively provided with a second control valve 16; the fifth pipeline 8 and the sixth pipeline 9 are provided with third control valves 17; the seventh pipeline 10 is sequentially provided with a vacuum pump 19 and a second pressure gauge 18; the water tank 2 is also provided with an overflow pipe 11 connected with the water tank,

waterway: the vacuum pump 19 operates to generate negative pressure in the pipeline, the cooling water is sucked out of the water tank 2 and passes through the control valve 2, the mould, the control valve 3 and the vacuum pump to form a loop, the cooling water circulates in the mould, thereby taking away the heat of the mould,

and (3) air path: the vacuum pump operates, negative pressure is generated in the pipeline, the first control valve is opened, external air passes through the first control valve, the second control valve, the mould, the third control valve and the vacuum pump to form a loop, and residual water in the mould is taken out of the mould;

the water is started, and cooling water enters a water channel of the die through the control valve 2 and the water channel; when receiving a signal for starting water supply, stopping water supply when the water supply time is up, enabling external air to enter a water channel of the die through an air channel, cleaning the water channel, and stopping blowing when the water supply time is up;

the PLC (programmable logic controller) in the electric cabinet controls the working process of equipment, and parameters are set in a touch screen (human-computer interface);

the working process of each cycle is consistent with the working beat of the die casting machine, the die casting machine sends out a starting instruction, the device starts to automatically circulate, the device ends in the working cycle of the die casting machine, and the die casting machine starts to work in the next cycle along with the instruction of the die casting machine;

the cooling water volume and the time of compressed air introduced into each waterway are intelligently controlled by a PLC (programmable logic controller), so that the redundant heat generated by the die in each production period is taken away uniformly, and the balance and stability of the temperature of the thermal section of the die are realized.

And a flow sensor is arranged in the cooling water channel to detect the flow of the cooling water in each channel, monitoring data are sent to the PLC, and when the flow value exceeds a set value, a water channel blockage and leakage alarm signal is sent.

A pressure sensor is arranged in the PLC to detect the water path pressure, and signals are sent to the PLC and are displayed in a touch screen after being processed by the PLC;

the pressure gauge respectively detects and displays the waterway pressure;

the high-precision filter is arranged in the waterway and is used for filtering the cooling water;

the water tank has automatic control water level function, and water level switch monitors the water tank water level, and when the water level is less than the moisturizing position, water level switch sends the moisturizing signal and gives PLC, and PLC control moisturizing valve opens, and the feed-tank moisturizing after reaching high water level, PLC control moisturizing valve closes, and the moisturizing is ended. When water is deficient, the PLC gives an alarm.

The PLC has a self-diagnosis function, outputs an alarm and displays a fault reason record when an abnormality occurs in the work; when serious faults occur, the operation is forcefully stopped;

the electric cabinet is provided with an audible and visual alarm, and a green light is on during normal operation; when faults exist and the operation is not affected, the yellow lamp is lighted; when faults occur and the operation is affected, the red light is lightened, and an alarm sound is sent.

10 groups of module data storage can be directly called.

The intelligent control of the cooling of the die casting die is realized by controlling the connection and disconnection of cooling water of the water channel inside the die casting die through the PLC.

And a flow sensor is adopted to monitor the condition of cooling water in the die casting die.

The cooling water channel in the die casting die realizes intermittent and efficient cooling.

Realizing the intelligent and digital control of the temperature of the die casting die.

And (5) constant pressure control of a vacuum system.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the summary of the present utility model within the scope of the present utility model.

Claims

1. The utility model provides an evacuation formula cooler which characterized in that: including box (1), be provided with water tank (2) in box (1), the upper end and the one side of water tank (2) are equipped with first pipeline (3) and second pipeline (4) that are connected with it respectively, be equipped with air duct (20) that are connected with it on second pipeline (4), second pipeline (4) are kept away from the other end of water tank (2) is equipped with third pipeline (5) and fourth pipeline (6) that are connected with it, third pipeline (5) are kept away from with fourth pipeline (6) the other end of second pipeline (4) is equipped with mould (7) that are connected with it, mould (7) opposite side is equipped with fifth pipeline (8) and sixth pipeline (9) that are connected with it, fifth pipeline (8) and sixth pipeline (9) other end are connected with seventh pipeline (10), just the seventh pipeline (10) other end with water tank (2) that set up in box (1) are connected.

2. The evacuated cooler according to claim 1, wherein: the first pipeline (3) is a water supplementing pipeline, a water supplementing valve (12) is arranged on the first pipeline, and a precise filter (13) is further arranged at one end close to the water supplementing port.

3. The evacuated cooler according to claim 1, wherein: the air pipeline (20) is provided with a first control valve (14).

4. The evacuated cooler according to claim 1, wherein: a first pressure gauge (15) is arranged between the second pipeline (4) and the third pipeline (5) and between the second pipeline (6) and the fourth pipeline (6).

5. The evacuated cooler according to claim 1, wherein: and the third pipeline (5) and the fourth pipeline (6) are respectively provided with a second control valve (16).

6. The evacuated cooler according to claim 1, wherein: and the fifth pipeline (8) and the sixth pipeline (9) are respectively provided with a third control valve (17).

7. The evacuated cooler according to claim 1, wherein: and a vacuum pump (19) and a second pressure gauge (18) are sequentially arranged on the seventh pipeline (10).

8. The evacuated cooler according to claim 1, wherein: the water tank (2) is also provided with an overflow pipe (11) connected with the water tank.