CN107470582B - External cooling device for diversion cone - Google Patents
External cooling device for diversion cone Download PDFInfo
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- CN107470582B CN107470582B CN201710886948.5A CN201710886948A CN107470582B CN 107470582 B CN107470582 B CN 107470582B CN 201710886948 A CN201710886948 A CN 201710886948A CN 107470582 B CN107470582 B CN 107470582B
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- time
- relay
- electromagnetic valve
- time relay
- fixing device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/32—Controlling equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
- B22D17/2272—Sprue channels
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a diversion cone external cooling device and a cooling control method, comprising a machine station water conveying ball valve, an electromagnetic valve, a fixing device and a signal and time control device; one end of the machine station water conveying ball valve is connected with one end of the electromagnetic valve, the other end of the electromagnetic valve is connected to one end of the fixing device, the fixing device is fixed at a proper position of the machine station, the other end of the fixing device is welded on a water outlet of the fixing device through a metal pipe, and a water outlet of the other end of the copper pipe points to the mold sprue spreader; the solenoid valve is electrically connected with a signal and time control device, and the signal and time control device comprises a time relay KT1, a time relay KT2 and an intermediate relay KA. In the whole process, the sprayer does not need to spray the spreader cone at all, and the spreader cone does not need to worry about the abnormal conditions of aluminum white sticking at the front end, material breaking handle, material clamping handle and the like. The production efficiency is improved, the faults are reduced, the continuity of die-casting production is ensured, and the product quality is indirectly improved.
Description
Technical Field
The invention relates to an electrical control system, in particular to a diversion cone external cooling device and a control method, and belongs to the technical field of casting processes.
Background
At present, the sprue spreader is an essential part of each set of die-casting die and bears the bombardment of high speed and high pressure of each die in the pressure casting process. However, the internal cooling of the spreader cone, whether straight-through or spiral, cannot well play a role in reducing the surface temperature of the spreader cone, and at present, most companies do not popularize the use of pure water, so that the situation that an internal cooling pipeline is frequently blocked due to scale problems is caused, particularly, the front end of the spreader cone is frequently white due to sticky aluminum, a material handle is broken seriously, and the material handle is blocked, so that the die-casting process is not troublesome. At present, the external cooling of the spreader cone generally depends on the water spray of a sprayer for cooling, but the sprayer also needs to spray other positions of a mould, so that the whole production cycle time is prolonged, and the defects of low efficiency and low output are caused.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to solve the defects in the prior art and provides the external electromagnetic valve time control device which is safe, reliable, practical and durable, saves time and cost, improves production efficiency, and cools the surface of the spreader cone while spraying.
The technical scheme is as follows: the invention relates to an external cooling device of a tap cone, which comprises a machine station water conveying ball valve, an electromagnetic valve, a fixing device and a signal and time control device; one end of the machine station water conveying ball valve is connected with one end of the electromagnetic valve, the other end of the electromagnetic valve is connected to one end of the fixing device, the fixing device is fixed at a proper position of the machine station, the other end of the fixing device is welded on a water outlet of the fixing device through a metal pipe, and a water outlet of the other end of the metal pipe points to the mold sprue spreader;
the electromagnetic valve is electrically connected with a signal and time control device, and the signal and time control device comprises a time relay KT1, a time relay KT2 and an intermediate relay KA; time relay KT1, time relay KT2, auxiliary relay KA, solenoid valve parallel connection each other and be connected with the power, auxiliary relay KA still parallel connection has ejection signal switch and the auxiliary relay KA normally open contact switch KA1 and the time relay KT2 normally open contact switch KT2-1 of establishing ties, time relay KT1 still series connection has auxiliary relay KA normally open contact switch KA2, time relay KT2 still series connection has time relay KT1 normally open contact switch KT1, the solenoid valve is still series connection has time relay KT2 normally open contact switch KT 2-2.
Furthermore, one end of the machine station water conveying ball valve is connected with one end of the electromagnetic valve through a hose, and the other end of the electromagnetic valve is connected to one end of the fixing device through a hose.
Furthermore, the metal pipe is a copper pipe.
The invention also discloses a control method of the external cooling device of the diversion cone, which comprises the following steps: after the ejection in-place signal is obtained, the intermediate relay KA is self-locked, the time relay KT1 starts time delay timing, the time relay KT1 finishes time delay timing, the time relay KT2 starts timing, the electromagnetic valve is opened to spray water at the same time, the time relay KT2 finishes water spray timing, the electromagnetic valve is closed to spray water, the intermediate relay KA is self-locked and reset at the same time, the next circulation is started, and the next ejection in-place signal is waited.
Has the advantages that: the invention realizes the requirement of external cooling of the spreader cone by controlling the electromagnetic valve through a time signal, ensures that the spreader cone is regularly and quantitatively sprayed to the position to be sprayed, has adjustability, can be adjusted according to different moulds and conditions, solves the control difficulty, can spray the spreader cone, can be popularized to places needing long-time spraying to achieve the cooling effect in the production link, can spray one part, can weld a plurality of copper pipes by using a fixing device, and realizes the effect of simultaneously cooling a plurality of parts. For the whole die-casting link, the production beat can be greatly improved; for the die-casting production quality, the precise cooling can be realized, and the internal quality of the product is improved; for installation and debugging, simple disassembly and assembly can be carried out, and debugging can be carried out at any time; for the whole company, the production efficiency is improved, the manufacturing cost is reduced, the whole competitiveness of the company is improved, and the company can stand for stabilizing heels in the torrent of the era.
Drawings
FIG. 1 is a view showing the construction of a cooling apparatus according to the present invention;
FIG. 2 is a circuit signal diagram of a cooling device according to the present invention;
fig. 3 is a flowchart of a cooling device control apparatus according to the present invention.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the following specific examples.
The external cooling device of the diversion cone shown in fig. 1 comprises a machine station water conveying ball valve, an electromagnetic valve, a fixing device and a signal and time control device; one end of the machine station water conveying ball valve is connected with one end of the electromagnetic valve through a hose, the other end of the electromagnetic valve is connected to one end of the fixing device through a hose, the fixing device is fixed at a proper position of the machine station, the other end of the fixing device is welded on a water outlet of the fixing device through a copper pipe, and a water outlet of the other end of the copper pipe points to the mold sprue spreader. The solenoid valve is electrically connected with a signal and time control device, and the signal and time control device comprises a time relay KT1, a time relay KT2 and an intermediate relay KA.
Such as the circuit signal diagram shown in fig. 2. Time relay KT1, time relay KT2, auxiliary relay KA, solenoid valve are parallel connection each other and are connected with the power, auxiliary relay KA still parallel connection has ejection signal switch and the auxiliary relay KA normally open contact switch KA1 and the time relay KT2 normally open contact switch KT2-1 of establishing ties, time relay KT1 still series connection has auxiliary relay KA normally open contact switch KA2, time relay KT2 still series connection has time relay KT1 normally open contact switch KT1, the solenoid valve still series connection has time relay KT2 normally open contact switch KT 2-2.
Fig. 3 shows a control flow implementation manner of the external cooling device for the tap cone of the present invention, which includes that after the device obtains the ejection in-place signal, the intermediate relay KA is self-locked, the time relay KT1 starts time delay and timing, the time relay KT1 finishes time delay and timing, the time relay KT2 starts timing, the electromagnetic valve is opened to spray water, the electromagnetic valve is closed to spray water when the time relay KT2 finishes time spray and timing, the intermediate relay KA is self-locked and reset, and the next cycle is started to wait for the next ejection in-place signal.
The improvement of the invention lies in that: the control mode of the first time relay and the second time relay can delay a certain time to start water spraying after the first time relay is electrified, so that the time waiting caused by part taking in the die-casting process is avoided, unnecessary troubles are avoided, and the time delay can be independently adjusted and controlled. And the water spraying is closed after the timing of the second time relay is finished, the water spraying time can be independently controlled, the free control is realized, and the control requirements that different shunting cones can be cooled for different times are met. The copper pipe is adopted at the front end of the structural device, is a metal pipe and has the advantages of firmness, plasticity and the like, the defects of difficult adjustment and non-focusing when a hose is adopted are avoided, and the characteristics of spraying to a fixed position point, adaptation to different molds and different positions of the spreader cones are achieved.
In the whole process, the sprayer does not need to spray the spreader cone at all, and the spreader cone does not need to worry about the abnormal conditions of aluminum white sticking at the front end, material breaking handle, material clamping handle and the like. The production efficiency is improved, the faults are reduced, the continuity of die-casting production is ensured, and the product quality is indirectly improved.
The invention can well cool the outer part of the spreader cone and avoid the phenomenon that the front end of the spreader cone is white due to aluminum adhesion. The external cooling mode of the mold spreader cone is improved, the adjustment is convenient, the production beat is optimized, the production efficiency is improved, and the productivity is improved.
The invention realizes the requirement of external cooling of the spreader cone by controlling the electromagnetic valve through a time signal, ensures that the spreader cone is regularly and quantitatively sprayed to the position to be sprayed, has adjustability, can be adjusted according to different moulds and conditions, solves the control difficulty, can spray the spreader cone, can be popularized to places needing long-time spraying to achieve the cooling effect in the production link, can spray one part, can weld a plurality of copper pipes by using a fixing device, and realizes the effect of simultaneously cooling a plurality of parts. For the whole die-casting link, the production beat can be greatly improved; for the die-casting production quality, the precise cooling can be realized, and the internal quality of the product is improved; for installation and debugging, simple disassembly and assembly can be carried out, and debugging can be carried out at any time; for the whole company, the production efficiency is improved, the manufacturing cost is reduced, the whole competitiveness of the company is improved, and the company can stand for stabilizing heels in the torrent of the era.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (3)
1. A kind of diversion cone external cooling device, characterized by: comprises a machine station water conveying ball valve, an electromagnetic valve, a fixing device and a signal and time control device; one end of the machine station water conveying ball valve is connected with one end of the electromagnetic valve, the other end of the electromagnetic valve is connected to one end of the fixing device, the fixing device is fixed at a proper position of the machine station, the other end of the fixing device is welded on a water outlet of the fixing device through a metal pipe, and a water outlet of the other end of the metal pipe points to the mold sprue spreader;
the electromagnetic valve is electrically connected with a signal and time control device, and the signal and time control device comprises a time relay KT1, a time relay KT2 and an intermediate relay KA; the time relay KT1, the time relay KT2, the intermediate relay KA and the electromagnetic valve are connected in parallel and connected with a power supply, the intermediate relay KA is further connected with an ejection signal switch in parallel, an intermediate relay KA normally-open contact switch KA1 and a time relay KT2 normally-open contact switch KT2-1 which are connected in series, the time relay KT1 is further connected with an intermediate relay KA normally-open contact switch KA2 in series, the time relay KT2 is further connected with a time relay KT1 normally-open contact switch KT1 in series, and the electromagnetic valve is further connected with a time relay KT2 normally-open contact switch KT2-2 in series;
according to the control method of the external cooling device of the shunt cone, after the ejection in-place signal is obtained, the intermediate relay KA is locked, the time relay KT1 starts time delay timing, the time relay KT1 finishes time delay timing, the time relay KT2 starts timing, the electromagnetic valve is opened to spray water, the time relay KT2 sprays water and finishes time timing, the electromagnetic valve closes water spraying, the intermediate relay KA is locked and reset at the same time, the next circulation is started, and the next ejection in-place signal is waited.
2. The external cooling device of a tap cone of claim 1, wherein: one end of the machine station water conveying ball valve is connected with one end of the electromagnetic valve through a hose, and the other end of the electromagnetic valve is connected to one end of the fixing device through a hose.
3. The external cooling device of a tap cone of claim 1, wherein: the metal pipe is a copper pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710886948.5A CN107470582B (en) | 2017-09-27 | 2017-09-27 | External cooling device for diversion cone |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710886948.5A CN107470582B (en) | 2017-09-27 | 2017-09-27 | External cooling device for diversion cone |
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| CN107470582A CN107470582A (en) | 2017-12-15 |
| CN107470582B true CN107470582B (en) | 2020-01-10 |
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| CN201710886948.5A Active CN107470582B (en) | 2017-09-27 | 2017-09-27 | External cooling device for diversion cone |
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| CN112338176A (en) * | 2020-10-10 | 2021-02-09 | 安徽省巢湖市宏顺机械铸造有限公司 | Improvement type metal casting mould |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS5982143A (en) * | 1982-11-02 | 1984-05-12 | Toyota Motor Corp | Control device for temperature of die |
| CN102189241B (en) * | 2010-03-03 | 2013-06-19 | 广东鸿图科技股份有限公司 | Cooling control method and device for mold core needle of die casting mold |
| CN202079274U (en) * | 2011-03-31 | 2011-12-21 | 东莞铿利五金制品有限公司 | A mold cooling control device |
| CN104391452B (en) * | 2014-10-10 | 2017-08-15 | 广东芬尼克兹节能设备有限公司 | Cold control circuit is beaten in a kind of industry |
| CN205540071U (en) * | 2016-04-22 | 2016-08-31 | 吴少鹏 | Refrigeration cycle water route control system |
| CN206009772U (en) * | 2016-08-16 | 2017-03-15 | 上海一达机械有限公司 | Fluid circulation control system and die casting cooling device |
| CN106984789A (en) * | 2017-05-05 | 2017-07-28 | 广东鸿图武汉压铸有限公司 | A kind of mould inner spray coating device |
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