CN205852045U - Air plasma cutting mill - Google Patents
Air plasma cutting mill Download PDFInfo
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- CN205852045U CN205852045U CN201620760846.XU CN201620760846U CN205852045U CN 205852045 U CN205852045 U CN 205852045U CN 201620760846 U CN201620760846 U CN 201620760846U CN 205852045 U CN205852045 U CN 205852045U
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- air
- plasma cutting
- cabinet
- cutting mill
- cooling gas
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Abstract
The utility model discloses a kind of air plasma cutting mill, it includes cabinet, the first air valve, cooling gas outlet；The compressed-air actuated first via connects the first air valve inlet end, and compressed-air actuated second tunnel connects plasma cutting gun；The termination cooling gas outlet of giving vent to anger of the first air valve；Cooling gas outlet is arranged in cabinet；Plasma cutting gun is arranged on outside cabinet；Cooling gas exports towards the heat generating components in cabinet.Air plasma cutting mill of the present utility model, can reduce failure cause, keeps in repair simple and easy to do, reduces manufacturing cost and use cost, improves cooling effectiveness.
Description
Technical field
This utility model relates to cutting machine, particularly to a kind of air plasma cutting mill.
Background technology
Plasma is heated to excessive temperature and by the gas of highly ionized, and arc power is transferred on workpiece by it,
High heat makes workpiece fusing and is blown off, forms the duty of plasma arc cutting.
The ultimate principle of the air plasma cutting mill cutting of metal material (cutting here generally refer to), be utilize superfine
And the plasma arc of high temperature, make localized metallic melt rapidly, then cutting method molten metal blown away with air-flow.Plasma
Arc cutting owing to cutting efficiency is high, the advantage such as low, applied widely be lost be widely used to the row such as all kinds of engineering construction, manufacture
Industry.
We are generally that under natural conditions, the electric arc of (uncompressed) calls free arc arc density；The conduction of free arc
Gas ionizes the most completely, and the temperature of electric arc is between 6000 DEG C to 8000 DEG C.And under the effect in air pressure, voltage and magnetic field
The free arc (column section is long-pending is proportional to power) of column can be compressed into plasma arc, the little energy of conductive cross-sectional area of plasma arc
Concentrate.In arc column, gas almost can entirely reach ionic condition.Arc temperature may be up to 15000 DEG C-30000 DEG C.Metal can be made
Melt rapidly on object.Air plasma cutting mill is exactly the plasma utilizing compressed air to be formed after being compressed by electric arc in burning torch
Arc completes cutting, and compressed air is distributed two-way by air chamber after entering cutting torch, i.e. forms plasma gas and auxiliary gas.Deng
Ionized gas arc plays fusing metal function, assists gas then cool down all parts of cutting torch and blow molten metal off.
Air plasma cutting mill is mainly formed by with lower component: (1) main power source, can be traditional single-phase or three phase rectifier
Device, single-phase or three-phase controllable silicon rectifier power source and various satisfactory inverter；(2) compressed-air actuated gas circuit control is provided
System processed；(3) burning torch；(4) arc initiation device；(5) cooling system of cutting mill.
Cutting mill main power source includes that ((Power Electronic Device, is also called merit for main transformer, power electronic devices
Rate semiconductor device), radiator and control system etc..In order to improve the efficiency of cutting mill, to producing the device of heat as become
It is common method that depressor, power electronic devices carry out forced air cooling, and the cooling channel being consequently formed is referred to as cooling air channel.
The type of cooling of air plasma cutting mill is cooled to main with blower fan at present.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of air plasma cutting mill, can reduce failure cause, dimension
Repair simple and easy to do, reduce manufacturing cost and use cost, improve cooling effectiveness.
For solving above-mentioned technical problem, the air plasma cutting mill that this utility model provides, it includes cabinet, the first gas
Valve, cooling gas outlet；
The compressed-air actuated first via connects the first air valve inlet end, and compressed-air actuated second tunnel connects plasma cutting gun；
The termination cooling gas outlet of giving vent to anger of described first air valve；
The outlet of described cooling gas is arranged in cabinet；
Described plasma cutting gun is arranged on outside cabinet；
Described cooling gas exports towards the heat generating components in cabinet.
It is also preferred that the left described heat generating components is main transformer, controls transformator, reactor, fast recovery diode, power electronics
One or more in device.
It is also preferred that the left the first air valve is arranged in cabinet.
It is also preferred that the left compressed-air actuated second tunnel connects plasma cutting gun by the second air valve.
It is also preferred that the left described second air valve is arranged in cabinet.
It is also preferred that the left the first air valve is electromagnetic valve；
Second air valve is electromagnetic valve.
It is also preferred that the left compressed air is divided into two-way to connect the first air valve inlet end and plasma cutting gun respectively by after air relief valve.
It is also preferred that the left the outlet of described cooling gas is arranged on one end in cabinet；
The cabinet other end offers air outlet.
It is also preferred that the left arrange a closing chamber in described cabinet；
Described heat generating components is arranged on described closing intracavity；
The air inlet in described closing chamber is with described cooling gas outlet；
The gas outlet in described closing chamber connects described plasma cutting gun.
It is also preferred that the left the outlet of described cooling gas has multiple air flow channel or is network structure.
Air plasma cutting mill of the present utility model, with compressed air as cooling media, is divided into two-way by compressed air, and one
Road still source of the gas as burning torch uses, and an other road then enters the inside of cutting mill cabinet, is ejected into cutting mill by cooling gas outlet
On the heat generating components of cabinet inside, thus reach to cool down the purpose of cutting mill.Owing to compressed air itself is air plasma cutting mill
Indispensable source of the gas, air plasma cutting mill of the present utility model is no longer necessary to individually separately set blower fan, decreases failure cause so that
Keep in repair simple and easy to do, manufacturing cost and use cost can be reduced.It is additionally, since the cooling wind speed of compressed air formation relatively by wind
The wind speed that machine produces improves about 30%, so in the case of the onesize air channel of same cooling effect, cooling effectiveness can improve
More than 20%, air channel physical dimension can be reduced in cabinet and improve cooling effectiveness.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical solution of the utility model, below to the accompanying drawing used required for this utility model
It is briefly described, it should be apparent that, the accompanying drawing in describing below is only embodiments more of the present utility model, for ability
From the point of view of the those of ordinary skill of territory, on the premise of not paying creative work, it is also possible to obtain the attached of other according to these accompanying drawings
Figure.
Fig. 1 is air plasma cutting mill one embodiment schematic diagram of the present utility model；
Fig. 2 is air plasma cutting mill one example structure figure of the present utility model；
Fig. 3 is another example structure figure of air plasma cutting mill of the present utility model；
Fig. 4 is another embodiment schematic diagram of air plasma cutting mill of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical scheme in this utility model is carried out clear, complete description, it is clear that retouched
The embodiment stated is a part of embodiment of the present utility model rather than whole embodiments.Based on the reality in this utility model
Execute example, all other embodiments that those of ordinary skill in the art are obtained on the premise of not making creative work, all
Belong to the scope of this utility model protection.
Embodiment one
As shown in Figure 1, Figure 2, Figure 3, Figure 4, air plasma cutting mill includes cabinet the 2, first air valve 3, cooling gas outlet 4；
The first via of compressed air 1 connects the first air valve 3 inlet end, and the second tunnel connects plasma cutting gun 7；
The termination cooling gas outlet 4 of giving vent to anger of described first air valve 3；
Described cooling gas outlet 4 is arranged in cabinet 2；
Described plasma cutting gun 7 is arranged on outside cabinet 2；
The outlet 4 of described cooling gas is towards the heat generating components 5 in cabinet 2.
It is also preferred that the left heat generating components 5 is main transformer 51, control transformator 52, reactor 53, fast recovery diode 54, electricity
One in power electronic device (Power Electronic Device, be also called power semiconductor, such as IGBT) 55 or
Multiple.
The air plasma cutting mill of embodiment one, with compressed air 1 as cooling media, is divided into two-way by compressed air 1, and one
Road still source of the gas as burning torch 7 uses and (is formed plasma gas by torch body after i.e. compressed air enters cutting torch and assist gas
Body, plasma gas arc plays fusing metal function, and auxiliary gas then cools down all parts of cutting torch and blows the gold melted off
Belong to), an other road then enters the inside of cutting mill cabinet 2, is ejected into the heat generating components of cutting mill cabinet inside by cooling gas outlet 4
On 5, thus reach to cool down the purpose of cutting mill.Owing to compressed air 1 itself is the source of the gas of air plasma cutting mill indispensability, embodiment
The air plasma cutting mill of one is no longer necessary to individually separately set blower fan, decreases failure cause so that keep in repair simple and easy to do, can drop
Low manufacturing cost and use cost.The cooling wind speed being additionally, since compressed air formation improves about compared with the wind speed produced by blower fan
30%, so in the case of the onesize air channel of same cooling effect, cooling effectiveness can improve more than 20%, cabinet can be reduced
Interior air channel physical dimension also improves cooling effectiveness.
Embodiment two
Air plasma cutting mill based on embodiment one, as it is shown in figure 1, the first air valve 3 is arranged in cabinet 2.
It is also preferred that the left the first air valve 3 is electromagnetic valve.
Embodiment three
Air plasma cutting mill based on embodiment one, the second tunnel of compressed air 1 connects plasma cutting by the second air valve 6
Rifle 7.
It is also preferred that the left described second air valve 6 is arranged in cabinet 2.
It is also preferred that the left the second air valve 6 is electromagnetic valve.
Embodiment four
Air plasma cutting mill based on embodiment one, as shown in Figure 2 and Figure 3, compressed air 1 is divided into by after air relief valve 8
Two-way connects the first air valve 3 inlet end and plasma cutting gun 7 respectively.
Embodiment five
Air plasma cutting mill based on embodiment one, as shown in Figure 2 and Figure 3, described cooling gas outlet 4 is arranged on cabinet 2
Interior one end；Cabinet 2 other end offers air outlet.
Embodiment six
Based on embodiment one, as shown in Figure 4, described air plasma cutting mill, a closing chamber 9, institute are set in described cabinet 2
Stating heat generating components 5 to be arranged in described closing chamber 9, the air inlet in described closing chamber 9 is with described cooling gas outlet 4 connection, described
The gas outlet closing chamber 9 connects described plasma cutting gun 7.
The air plasma cutting mill of embodiment six, the second tunnel of compressed air 1 is entering the heat generating components 5 closed in chamber 9
Again being gathered together with the first via of compressed air 1 after row heat radiation, the source of the gas as burning torch 7 uses.
Embodiment seven
Air plasma cutting mill based on embodiment one to six, described cooling gas outlet 4 have multiple air flow channel 41 (as
Shown in Fig. 2) or be network structure (as shown in Figure 3).
The air plasma cutting mill of embodiment seven, by the air channel of particular design, utilizes shunting principle to make compressed air lead to
Meticulous tubule, hole or passage, form multiple flow passages passage or netted high velocity air passage, make compressed air decompression, current-sharing, deceleration
And form the air being suitable as cooling source and spray from escape pipe, hole or the passage of cooling gas outlet, all positon is ejected into cutting mill
On internal heat generating components, efficiently cool down cutting mill.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. done, should be included in this utility model
Within the scope of protection.
Claims (10)
1. an air plasma cutting mill, it is characterised in that include cabinet, the first air valve, cooling gas outlet；
The compressed-air actuated first via connects the first air valve inlet end, and compressed-air actuated second tunnel connects plasma cutting gun；
The termination cooling gas outlet of giving vent to anger of described first air valve；
The outlet of described cooling gas is arranged in cabinet；
Described plasma cutting gun is arranged on outside cabinet；
Described cooling gas exports towards the heat generating components in cabinet.
Air plasma cutting mill the most according to claim 1, it is characterised in that
Described heat generating components is in main transformer, control transformator, reactor, fast recovery diode, power electronic devices
Plant or multiple.
Air plasma cutting mill the most according to claim 1, it is characterised in that
First air valve is arranged in cabinet.
Air plasma cutting mill the most according to claim 1, it is characterised in that
Compressed-air actuated second tunnel connects plasma cutting gun by the second air valve.
Air plasma cutting mill the most according to claim 4, it is characterised in that
Described second air valve is arranged in cabinet.
6. according to the air plasma cutting mill described in claim 1,4 or 5, it is characterised in that
First air valve is electromagnetic valve；
Second air valve is electromagnetic valve.
Air plasma cutting mill the most according to claim 1, it is characterised in that
Compressed air is divided into two-way to connect the first air valve inlet end and plasma cutting gun respectively by after air relief valve.
Air plasma cutting mill the most according to claim 1, it is characterised in that
The outlet of described cooling gas is arranged on one end in cabinet；
The cabinet other end offers air outlet.
Air plasma cutting mill the most according to claim 1, it is characterised in that
One closing chamber is set in described cabinet；
Described heat generating components is arranged on described closing intracavity；
The air inlet in described closing chamber is with described cooling gas outlet；
The gas outlet in described closing chamber connects described plasma cutting gun.
10. according to the air plasma cutting mill described in any one of claim 1 to 5, it is characterised in that
The outlet of described cooling gas has multiple air flow channel or is network structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620760846.XU CN205852045U (en) | 2016-07-19 | 2016-07-19 | Air plasma cutting mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620760846.XU CN205852045U (en) | 2016-07-19 | 2016-07-19 | Air plasma cutting mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205852045U true CN205852045U (en) | 2017-01-04 |
Family
ID=57646392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620760846.XU Active CN205852045U (en) | 2016-07-19 | 2016-07-19 | Air plasma cutting mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205852045U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001877A (en) * | 2016-07-19 | 2016-10-12 | 上海通用重工集团有限公司 | Air plasma cutting machine |
-
2016
- 2016-07-19 CN CN201620760846.XU patent/CN205852045U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106001877A (en) * | 2016-07-19 | 2016-10-12 | 上海通用重工集团有限公司 | Air plasma cutting machine |
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