CN106964895A - A kind of nitrogen pressurization system for laser welder - Google Patents
A kind of nitrogen pressurization system for laser welder Download PDFInfo
- Publication number
- CN106964895A CN106964895A CN201710363798.XA CN201710363798A CN106964895A CN 106964895 A CN106964895 A CN 106964895A CN 201710363798 A CN201710363798 A CN 201710363798A CN 106964895 A CN106964895 A CN 106964895A
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- China
- Prior art keywords
- nitrogen
- laser welder
- booster pump
- air accumulator
- connecting tube
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
- B23K26/1435—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor involving specially adapted flow control means
- B23K26/1436—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor involving specially adapted flow control means for pressure control
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a kind of nitrogen pressurization system for laser welder, including booster pump, air accumulator, filter, digital display pressure sensor and laser welder.One end of booster pump is connected by nitrogen inlet duct with external nitrogen tube, the other end of booster pump is connected by connecting tube with air accumulator, laser welder is connected by connecting tube with air accumulator, and the connecting tube between the laser welder and air accumulator is provided with filter and digital display pressure sensor.The present invention by booster pump by pressure in the pipe network of workshop for 6bar 6.5bar own nitrogen supercharging in the use pressure limit value of laser welder, and pass through the pressure value of the detectable output nitrogen of digital display pressure sensor, it can at any time monitor and control to export the pressure value of nitrogen, and then laser-welding machine access nitrogen can be ensured within the limits prescribed, realize the controllability that stable nitrogen output is exported with nitrogen.
Description
Technical field
The present invention relates to a kind of nitrogen pressurization system for laser welder.
Background technology
The effect of laser welder be cutting take the lead, magnetic tape trailer, and will after cutting end to end pass through pre-set power swash
Light beam is welded together, it is ensured that the continuous operation of unit.Using the bottled nitrogen that initial pressure is 150bar when welding machine is cut,
Bottled gas pressure is down to the gas cylinder more renewed after 35bar, so circulates to ensure welding machine normal work.
But outside nitrogen is between pressure before entering laser welder must be decompressed to 15bar-30bar, working flow
Reach between 30Nm3/h, therefore bottled nitrogen and welding machine that there must be decompressor to reduce pressure just can guarantee that welding machine cutting operation.
Find that whole nitrogen supply (NS) system has following problem by using rear：1st, easily failure causes to use pressure and flow decompressor
Do not reach use requirement to be total to；2nd, intermediate connection tube road rupture causes helium leak；3rd, change gas cylinder causes pressure alarm not in time
Welding machine is caused to be stopped altogether；4th, Nitrogen source gases supply promptness is uncontrollable, and unit has the risk stopped production at any time to be total to；5th, year nitrogen
Consumption is big and costly.
How stability, the controllability of lifting nitrogen supply (NS) system are urgently to be resolved hurrily ask while production cost is saved
Topic.
The content of the invention
For above-mentioned deficiency, it is an object of the present invention to provide a kind of nitrogen pressurization system for laser welder, can profit
Accessed with the own nitrogen of the 6bar-6.5bar in the pipe network of workshop, and the operating pressure in laser welder is pressurized by booster pump
In the range of, and the controllability that stable nitrogen output is exported with nitrogen can be realized.
To achieve the above object, technical scheme provided by the present invention is：
A kind of nitrogen pressurization system for laser welder, including booster pump, air accumulator, filter, digital display pressure sensing
Device and laser welder, one end of the booster pump are connected by nitrogen inlet duct with external nitrogen tube, the booster pump it is another
End is connected by connecting tube with air accumulator, and the laser welder is connected by connecting tube with air accumulator, and the laser welder and storage
Connecting tube between gas tank is provided with the filter and digital display pressure sensor.
It is preferred that, the nitrogen pressurization system for laser welder also includes control terminal, the booster pump, gas storage
Tank, filter and digital display pressure sensor are electrically connected at control terminal, and pass through PLC control system control.
It is preferred that, compressed air inlet pipe is additionally provided with the booster pump, for being driven before nitrogen air inlet to air.
It is preferred that, the nitrogen inlet duct, connecting tube and compressed air inlet pipe use seamless pipe.
Beneficial effects of the present invention are：
It is 6bar- by pressure in the pipe network of workshop that one kind of the invention, which is used for laser welder nitrogen pressurization system by booster pump,
6.5bar own nitrogen supercharging can ensure nitrogen in the use pressure limit value of laser welder, and by the setting of filter
The degree of purity of output, and the pressure value of the detectable output nitrogen of the digital display pressure sensor, and signal is controlled into system by PLC
System passes to control terminal, can at any time monitor and control to export the pressure value of nitrogen, and then can ensure that laser-welding machine accesses nitrogen
Gas within the limits prescribed, realizes the controllability that stable nitrogen output is exported with nitrogen, while solving following point：1st, subtract
Pressure device easily failure cause using pressure and flow do not reach use requirement be total to；2nd, intermediate connection tube road causes because pressure is excessive
Pipelines from bursting helium leak；3rd, change gas cylinder causes pressure alarm to cause welding machine to be stopped altogether not in time；4th, Nitrogen source gases are supplied
Answer promptness uncontrollable, unit has the risk stopped production at any time to be total to；5th, year nitrogen consumption is big and costly.
Below in conjunction with the accompanying drawings with embodiment, the present invention is further described.
Brief description of the drawings
Accompanying drawing is, for providing a further understanding of the present invention, and to constitute a part for specification, with following tool
Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is a kind of schematic diagram of nitrogen pressurization system for laser welder of the invention.
Description of reference numerals is as follows in figure.
Booster pump -1, air accumulator -2, filter -3, digital display pressure sensor -4, laser welder -5, nitrogen air inlet
Pipe -6, connecting tube -7, compressed air inlet pipe -8.
Embodiment
To describe the technology contents of the present invention in detail, feature, the objects and the effects being constructed, below in conjunction with embodiment
And coordinate accompanying drawing to be explained in detail.
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ", " level ",
The orientation or position relationship of the instructions such as " interior ", " outer " are, based on orientation shown in the drawings or position relationship, to be for only for ease of and retouch
State the present invention and simplify description, rather than indicate or imply that the device or element of meaning there must be specific orientation, with specific
Azimuth configuration and operation, therefore be not considered as limiting the invention.
Referring to Fig. 1, a kind of nitrogen pressurization system for laser welder, including booster pump 1, air accumulator 2, filter 3,
Digital display pressure sensor 4 and laser welder 5.One end of the booster pump 1 is connected by nitrogen inlet duct 6 with external nitrogen tube,
The present invention uses pressure in the pipe network of workshop for 6bar-6.5bar own nitrogen, to can be achieved continuously to supply nitrogen, improve nitrogen output
Stability.The other end of the booster pump 1 is connected by connecting tube 7 with air accumulator 2, and the air accumulator 2 is standby for storing nitrogen
With.The laser welder 5 is connected by connecting tube 7 with air accumulator 2, and the connecting tube 7 between the laser welder 5 and air accumulator 2
The filter 3 and digital display pressure sensor 4 are provided with, wherein filter 3 can ensure the degree of purity of nitrogen output, the digital display
The pressure value of the detectable output nitrogen of pressure sensor 4, and signal is passed into control terminal by PLC control system, can be with
When monitor and control export nitrogen pressure value, and then can ensure laser-welding machine access nitrogen within the limits prescribed.
The nitrogen pressurization system for laser welder also includes control terminal, the booster pump 1, air accumulator 2, filtering
Device 3 and digital display pressure sensor 4 are electrically connected at control terminal, and pass through PLC control system control.
Further, compressed air inlet pipe 8 is additionally provided with the booster pump 1, for being carried out before nitrogen air inlet to air
Driving.
In the present embodiment, the nitrogen inlet duct 6, connecting tube 7 and compressed air inlet pipe 8 use seamless pipe.
In summary, the present invention is a kind of is used for laser welder nitrogen pressurization system by booster pump 1 by workshop pipe network internal pressure
Power for 6bar-6.5bar own nitrogen supercharging in the use pressure limit value of laser welder 5, and setting by filter 3
The degree of purity of nitrogen output can be ensured by putting, and the pressure value of the detectable output nitrogen of the digital display pressure sensor 4, and by signal
Control terminal is passed to by PLC control system, can at any time monitor and control to export the pressure value of nitrogen, and then laser can be ensured
Soldering apparatus access nitrogen within the limits prescribed, is realized the controllability that stable nitrogen output is exported with nitrogen, solved simultaneously
Following point：1st, decompressor easily failure cause using pressure and flow do not reach use requirement be total to；2nd, intermediate connection tube road
Cause pipelines from bursting helium leak because pressure is excessive；3rd, change gas cylinder causes pressure alarm to cause welding machine to be stopped not in time
Altogether；4th, Nitrogen source gases supply promptness is uncontrollable, and unit has the risk stopped production at any time to be total to；5th, year nitrogen consumption is big and expense
It is high.
The announcement and teaching of book according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and changed.Therefore, the invention is not limited in embodiment disclosed and described above, to the present invention's
Some modifications and changes should also be as falling into the scope of the claims of the present invention.Although in addition, being used in this specification
Some specific terms, but these terms are merely for convenience of description, do not constitute any limitation to the present invention, using with its
Same or analogous other devices, all fall in the scope of protection of the present invention.
Claims (4)
1. a kind of nitrogen pressurization system for laser welder, it is characterised in that：Including booster pump (1), air accumulator (2), filtering
Device (3), digital display pressure sensor (4) and laser welder (5), one end of the booster pump (1) by nitrogen inlet duct (6) with it is outer
Nitrogen tube connection is connect, the other end of the booster pump (1) is connected by connecting tube (7) with air accumulator (2), the laser welder
(5) connected, and set in the connecting tube (7) between the laser welder (5) and air accumulator (2) with air accumulator (2) by connecting tube (7)
There are the filter (3) and digital display pressure sensor (4).
2. a kind of nitrogen pressurization system for laser welder as claimed in claim 1, it is characterised in that：It is described to be used for laser
The nitrogen pressurization system of welding machine also includes control terminal, the booster pump (1), air accumulator (2), filter (3) and digital display pressure
Sensor (4) is electrically connected at control terminal, and passes through PLC control system control.
3. a kind of nitrogen pressurization system for laser welder as claimed in claim 1, it is characterised in that：The booster pump
(1) compressed air inlet pipe (8) is additionally provided with, for being driven before nitrogen air inlet to air.
4. a kind of nitrogen pressurization system for laser welder as claimed in claim 3, it is characterised in that：The nitrogen air inlet
Manage (6), connecting tube (7) and compressed air inlet pipe (8) and use seamless pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710363798.XA CN106964895A (en) | 2017-05-22 | 2017-05-22 | A kind of nitrogen pressurization system for laser welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710363798.XA CN106964895A (en) | 2017-05-22 | 2017-05-22 | A kind of nitrogen pressurization system for laser welder |
Publications (1)
| Publication Number | Publication Date |
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| CN106964895A true CN106964895A (en) | 2017-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710363798.XA Pending CN106964895A (en) | 2017-05-22 | 2017-05-22 | A kind of nitrogen pressurization system for laser welder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142505A (en) * | 2019-06-20 | 2019-08-20 | 济南邦德激光股份有限公司 | laser cutting gas circuit control device and system |
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| CN206717276U (en) * | 2017-05-22 | 2017-12-08 | 鞍钢蒂森克虏伯（重庆）汽车钢有限公司 | A kind of nitrogen pressurization system for laser welder |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170721 |
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| RJ01 | Rejection of invention patent application after publication |