CN206662486U - A kind of integral flame cutting machine firing device - Google Patents
A kind of integral flame cutting machine firing device Download PDFInfo
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- CN206662486U CN206662486U CN201720436358.8U CN201720436358U CN206662486U CN 206662486 U CN206662486 U CN 206662486U CN 201720436358 U CN201720436358 U CN 201720436358U CN 206662486 U CN206662486 U CN 206662486U
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- China
- Prior art keywords
- burner
- signal relay
- ignition electrode
- ignition
- oxygen
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Abstract
The utility model belongs to steel plate manufacturing technology field,More particularly to a kind of integral flame cutting machine firing device,Ceramic ignition electrode is arranged in fixing body,Ceramic ignition electrode lower end is fixedly connected with ignitor,Ignitor lower end is detachably connected ignition electrode by connector,Ignition electrode is arranged among burner,Opened hole among burner,It is hollow form between through-hole wall and burner wall,The lower end of burner is evenly distributed with some ventholes,Gas distributor is installed on burner wall,Oxygen signal relay and combustion gas signal relay are separately installed with the oxygen hose and Gas Pipe of gas distributor,Ignition signal relay is connected with the PLC control system connected on oxygen signal relay and combustion gas signal relay,Wire connects ignition transformer on ignition signal relay,Ignition transformer is connected with fixing body wire,By-pass collar point burner is used when solving traditional cutting gun cutting steel billet,The problem of burner igniting is inconvenient.
Description
Technical field
The utility model belongs to steel plate manufacturing technology field, more particularly to a kind of middle and high thick carbon steel and steel alloy steel plate
Integral flame cutting machine firing device.
Background technology
At present, the cutting tool of workpiece include plasma cutter, laser cutting device and flame-cutting plant this three
Kind.Flame-cutting plant is a kind of cutting equipment for carrying out metal material cutting with oxygen with oxygen or gasoline using combustion gas,
Compared with laser cutting, flame-cutting plant is in terms of cutting speed, cutting accuracy and cutting material species all far away from sharp
Light cutting machine, but all it is far superior to laser cutting machine in cutting thickness and cutting cost.Flame-cutting plant can be cut
Big thickness sheet material (having grasped the flame failure technology of cutting 2000mm thickness in China), cutting equipment and cutting cost are relative
It is cheap.Therefore, flame-cutting plant has irreplaceable important function in cutting or roughing field.
Flame-cutting plant is broadly divided into hand-powered cutter and semi auto cutting machine, the copying cutting machine and numerical control of early stage
Cutting machine, wherein, numerical control cutting machine be divided into again cantilever type numerical control cutting machine, gantry numerical control cutting machine, table type numerical control cutting machine and
Dedicated for the intersection line numerical control cutting machine of steel-tube intersection-line cutting.Wherein according to the thickness of metal material and cutting metal from work
For skill angle, general more than 5mm carbon steel sheet recommendation is cut with flame, because thermal deformation is very caused by such steel plate
It is small.Stainless steel and non-ferrous metal generally can not be cut with flame, and reason is that stainless steel surface after heated produces high density
Oxide layer, heat is prevented to transmit downwards, so as to influence the fusing of sheet material；The heat-sinking capability of the non-ferrous metals such as copper aluminium is very strong, causes
The heat of face quickly scatters and disappears, and also has influence on sheet material fusing.
Naked light burning is all generally held using by-pass collar when steel plant's steel billet cutting conventional cutting tools machine-cut used is cut,
The clipping time of flame cutting machine accounts for 15% to 25%, and the stand-by period accounts for 75% to 85%, the naked light combustion of a large amount of stand-by period
Burn, not only cause the utilization rate of combustion gas to reduce, also result in the cost of manufacture rise of steel billet, be not suitable with modern steel industry energy conservation
The requirement of environmental protection, and flame cutting machine is in fired state for a long time, and equipment consumption abrasion is big, is unfavorable for improving gas flame cuttiug
The service life of machine.
Utility model content
In view of this, the utility model is when solving traditional cutting gun cutting steel billet in order to use by-pass collar point burner,
Burner igniting it is inconvenient the problem of, there is provided it is a kind of can automatically control, be simple in construction, be easy to maintain, safe and practical integration
Flame cutting machine firing device.
To reach above-mentioned purpose, the utility model provides following technical scheme：Including igniter and cutter device, igniting
Device includes hollow fixing body, ceramic ignition electrode and ignitor, and ceramic ignition electrode is arranged in fixing body, ceramic point
Thermoelectricity pole lower end is fixedly connected with ignitor, and porcelain bushing is arranged with outside ignitor, transition conduit is arranged with outside porcelain bushing,
Ignitor lower end is detachably connected ignition electrode by connector, and ignition electrode is arranged among burner, outside ignition electrode and ignition electrode
Porcelain bushing pass burner, opened hole among burner, is hollow form between through-hole wall and burner wall, the lower end of burner is uniformly divided
Some ventholes are furnished with, gas distributor is installed on burner wall, oxygen hose and Gas Pipe, oxygen are connected with gas distributor
Oxygen signal relay and combustion gas signal relay, oxygen signal relay and combustion gas signal are separately installed with pipe and Gas Pipe
Connect PLC control system on relay, PLC control system signal is connected with ignition signal relay, on ignition signal relay
Wire connects ignition transformer, and ignition transformer is connected with fixing body wire.
The principle of this base case is：When burner is cut to steel billet to be cut, PLC control system sends igniting
220V normal pressure is increased to 7.5KV high pressure, passes through high-tension cable by signal, ignition signal relay adhesive, ignition transformer
High pressure is transferred to ceramic ignition electrode, ignitor and ignition electrode, arcing generation electric spark between ignition electrode and burner；With this
Meanwhile the ignition signal that sends of PLC control system causes the oxygen signal relay and combustion gas signal on oxygen hose and Gas Pipe
Relay adhesive, oxygen hose and Gas Pipe are constantly ventilated to the hollow region between burner wall and through-hole wall, in the hollow region
Constantly uniformly mixing, continuous mixed mixed gas exclude from the venthole of burner lower end, and ignition electrode produces with burner arcing
Electric spark mixed gas is lighted.So, the burner on cutting gun is ignited, and steel billet is cut by the cutting gun.
Further, it is arranged with rubber ring outside ceramic ignition electrode and transition conduit, the inwall of rubber ring and fixing body offsets.
Further, the lower end mantle fiber of ignitor, the upper end mantle fiber of ignition electrode, connector be middle tapping silk braid, point
The lower end of thermoelectricity pole is fixedly connected with the upper end of ignition electrode by silk braid.
Further, pre- heat channel is provided with the outside of the venthole of burner, pre- heat channel is oppositely arranged with venthole.
Further, oxygen hose is provided with oxygen magnetic valve, and oxygen magnetic valve is connected with oxygen signal relay wire, combustion gas
Pipe is provided with gas electromagnetic valve, and gas electromagnetic valve is connected with combustion gas signal relay wire.
Further, pressing device is provided with above fixing body, pressing device is hold-down bolt.
Further, the hollow region between through-hole wall and burner wall is divided into the first mixing chamber and second and mixed from inside to outside
Room, oxygen hose is connected with the first mixing chamber.
Further, pre- heat channel stepped cross, the less one end face venthole in notch footpath is preheated.
The utility model compared with prior art, has advantages below and technique effect：
1st, PLC control system of the present utility model is capable of the firing command of real-time reception igniting beginning and end, by interior
The program of portion's setting judges the state of burner of igniting, and in the case where cutting gun burner ignition condition safety is suitable, sends igniting
Instruction, after PLC control system sends ignition signal, ignition signal relay adhesive, ignition transformer raises 220V normal pressure
To 7.5KV high pressure, transmitted by high-tension cable to ignitor, arcing production between the ignition electrode and burner of ignitor lower end
Raw electric spark, burner is lighted.
2nd, igniter and burner cutter device are wholely set by the utility model so that the execution efficiency of whole device is more
Height, and security is good, the ignition electrode worn in addition in burner is removably connected with ignitor by connector, and ignition electrode is
Consumable accessory, knockdown design can facilitate the replacing of ignition electrode, installation.
3rd, the method that the utility model controls igniting by PLC control system, not only execution efficiency is high, and security is good,
Automatically controlling for igniting is realized, also solves and manually holds naked light igniting at present, security deficiency and cutting gun long-time naked light,
The problem of combustion gas utilization rate is low.
Brief description of the drawings
In order that the purpose of this utility model, technical scheme and beneficial effect are clearer, the utility model provides as follows
Accompanying drawing illustrates：
Fig. 1 is the structural representation of the utility model integral flame cutting machine firing device；
Fig. 2 is the upward view of burner in embodiment.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail.
Reference in Figure of description includes：
PLC control system 11, ignition signal relay 12, ignition transformer 13, pressing device 14, fixing body 15, ceramics
Ignitor 16, rubber ring 17, transition conduit 18, porcelain bushing 19, ignitor 20, connector 21, burner 22, oxygen hose 23,
Oxygen magnetic valve 24, Gas Pipe 25, gas electromagnetic valve 26, venthole 27, pre- heat channel 28, oxygen signal relay 29, combustion gas letter
Number relay 30, gas distributor 31, ignition electrode 32.
Integral flame cutting machine firing device as shown in Figure 1, igniter include hollow fixing body 15, ceramic point
Thermoelectricity pole 16 and ignitor 20, ceramic ignition electrode 16 is in back taper, and ceramic ignition electrode 16 is arranged in fixing body 15,
The lower end of ceramic ignition electrode 16 is fixedly connected with ignition power pole 20, is arranged porcelain bushing 19 outside ignitor 20, the porcelain bushing 19
Protection is played a part of to ignitor 20, prevents the electric spark that ignitor 20 is sent from being damaged to operator.Ceramic jacket
Transition conduit 18 is arranged outside pipe 19, ceramic ignition electrode 16 is with being arranged rubber ring 17, rubber ring 17 and fixing body 15 outside transition conduit 18
Inwall offset.The lower end mantle fiber of ignitor 20, the upper end mantle fiber of ignition electrode 32, connector 21 are the silk braid of middle tapping,
The lower end of ignitor 20 is fixedly connected with the upper end of ignition electrode 32 by silk braid.Ignition electrode 32 is arranged in the through hole of burner 22
In, ignition electrode 32 passes the lower end of burner 22 with the porcelain bushing 19 outside ignition electrode 32, in being between through-hole wall and the wall of burner 22
Empty shape, the lower end of burner 22 are uniformly distributed 30 ventholes 27 as shown in Figure 2, and the outside of venthole 27 is installed corresponding pre-
Heat channel 28.Gas distributor 31 is installed on the wall of burner 22, oxygen hose 23 and Gas Pipe 25, oxygen hose are connected on gas distributor 31
Oxygen magnetic valve 24 and oxygen signal relay 29 are installed on 23, installed in Gas Pipe 25 gas electromagnetic valve 26 and combustion gas signal after
Electrical equipment 30, oxygen signal relay 29 and 30 equal wire of combustion gas signal relay are connected in PLC control system 11.
The signal of PLC control system 11 connects igniting signal relay 12, and wire connects igniting on ignition signal relay 12
Transformer 13, ignition transformer 13 are connected with the wire of fixing body 15.Hold-down bolt is installed on fixing body 15, passes through the hold-down bolt
Ceramic ignition electrode 16 is arranged in fixing body 15.
After the integral flame cutting machine firing device is in use, first determine whether that cutting gun is in suitable cutting condition,
The control button in PLC control system 11 is opened, PLC control system 11 sends ignition signal, the adhesive of ignition signal relay 12,
The ignition transformer 13 being connected with the wire of ignition signal relay 12 is opened, and 220V normal pressures are increased to by ignition transformer 13
7.5KV high pressures, the ceramic ignition electrode 16 being transferred to by high-tension cable in fixing body 15, ceramic ignition electrode 16 pass high pressure
It is handed to ignitor 20 and ignition electrode 32；At the same time, combustion gas signal relay 30 and the adhesive of oxygen signal relay 29, oxygen
Magnetic valve 24 and gas electromagnetic valve 26 are opened, and the combustion gas in oxygen and Gas Pipe 25 in oxygen hose 23 is constantly into burner 22
Dummy section ventilate, oxygen and combustion gas between through-hole wall and the inwall of burner 22 hollow region mixing, ignition electrode 32 tip with
Arcing produces electric spark between burner 22, the mixed gas that the lower end venthole 27 of spark ignition burner 22 constantly overflows, will burn
Mouth 22 is lighted, and steel billet to be cut is cut.
After ignition electrode 32 terminates the igniting of burner 22, burner 22 is transferred to PLC control system 11 by ignition signal is stopped, and makes
The contact flat spring that must be lighted a fire on signal relay 12 separates, and completes the ignition operation to burner 22.
Finally illustrate, preferred embodiment above is only unrestricted to illustrate the technical solution of the utility model, to the greatest extent
The utility model has been described in detail by above preferred embodiment for pipe, but those skilled in the art should manage
Solution, can make various changes, without departing from the utility model claims book institute to it in the form and details
The scope of restriction.
Claims (8)
- A kind of 1. integral flame cutting machine firing device, it is characterised in that including igniter and cutter device, the igniting Device includes hollow fixing body, ceramic ignition electrode and ignitor, and the ceramic ignition electrode is arranged in fixing body, institute State ceramic ignition electrode lower end and be fixedly connected with ignitor, porcelain bushing, the ceramic jacket are arranged with outside the ignitor Pipe is outer to be arranged with transition conduit, and the ignitor lower end is detachably connected ignition electrode by connector, and the ignition electrode is arranged in Among burner, the ignition electrode passes burner, burner centre opened hole, the through-hole wall with the porcelain bushing outside ignition electrode It is hollow form between burner wall, the lower end of the burner is evenly distributed with some ventholes, gas is provided with the burner wall Body distributor, oxygen hose and Gas Pipe are connected with the gas distributor, is separately installed with the oxygen hose and Gas Pipe Oxygen signal relay and combustion gas signal relay, PLC controls are connected on the oxygen signal relay and combustion gas signal relay System processed, PLC control system signal are connected with ignition signal relay, and wire connects igniting change on the ignition signal relay Depressor, the ignition transformer are connected with fixing body wire.
- 2. integral flame cutting machine firing device as claimed in claim 1, it is characterised in that the ceramic ignition electrode with Rubber ring is arranged with outside transition conduit, the inwall of the rubber ring and fixing body offsets.
- 3. integral flame cutting machine firing device as claimed in claim 2, it is characterised in that the lower end of the ignitor Mantle fiber, the upper end mantle fiber of the ignition electrode, the connector are the silk braid of middle tapping, the lower end of ignitor and ignition electrode Upper end is fixedly connected by silk braid.
- 4. integral flame cutting machine firing device as claimed in claim 3, it is characterised in that outside the venthole of the burner Side is provided with pre- heat channel, and the pre- heat channel is oppositely arranged with venthole.
- 5. integral flame cutting machine firing device as claimed in claim 4, it is characterised in that the oxygen hose is provided with oxygen Pneumoelectric magnet valve, the oxygen magnetic valve are connected with oxygen signal relay wire, and the Gas Pipe is provided with gas electromagnetic valve, institute Gas electromagnetic valve is stated to be connected with combustion gas signal relay wire.
- 6. integral flame cutting machine firing device as claimed in claim 5, it is characterised in that be provided with above the fixing body Pressing device, the pressing device are hold-down bolt.
- 7. integral flame cutting machine firing device as claimed in claim 1, it is characterised in that the through-hole wall and burner wall Between hollow region be divided into the first mixing chamber and the second mixing chamber from inside to outside, be connected with oxygen on first mixing chamber Pipe.
- 8. integral flame cutting machine firing device as claimed in claim 4, it is characterised in that the pre- heat channel is in echelon Shape, the preheating less one end face venthole in notch footpath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720436358.8U CN206662486U (en) | 2017-04-24 | 2017-04-24 | A kind of integral flame cutting machine firing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720436358.8U CN206662486U (en) | 2017-04-24 | 2017-04-24 | A kind of integral flame cutting machine firing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206662486U true CN206662486U (en) | 2017-11-24 |
Family
ID=60375722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720436358.8U Expired - Fee Related CN206662486U (en) | 2017-04-24 | 2017-04-24 | A kind of integral flame cutting machine firing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206662486U (en) |
-
2017
- 2017-04-24 CN CN201720436358.8U patent/CN206662486U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171124 Termination date: 20180424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |