CN201391891Y - Automatic ignition system for portable numerically controlled flame cutting machine - Google Patents
Automatic ignition system for portable numerically controlled flame cutting machine Download PDFInfo
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- CN201391891Y CN201391891Y CN200920013425U CN200920013425U CN201391891Y CN 201391891 Y CN201391891 Y CN 201391891Y CN 200920013425 U CN200920013425 U CN 200920013425U CN 200920013425 U CN200920013425 U CN 200920013425U CN 201391891 Y CN201391891 Y CN 201391891Y
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- igniting
- ignition
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- cutting
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Abstract
The utility model relates to an automatic ignition system for a portable numerically controlled flame cutting machine, which comprises an air supply unit, an ignition unit and a control system, and relays are respectively arranged in the air supply unit and the ignition unit, and are connected with the control system, and the control system controls the relays to fulfill the opening and closing of the air supply unit and the attraction and discharging of the ignition unit. An automatic ignition mechanism consists of a connecting base, a pin shaft, an electromagnet, an armature and ignition needles, the pin shaft is arranged on one side of the connecting base, the two ignition needles and the armature are arranged on the pin shaft, the armature is arranged under the electromagnet, the two ignition needles are insulated from the pin shaft and hung on both sides of a cutting nozzle, and the electromagnet is arranged on the connecting base and on the same side as the pin shaft. The utility model has the following advantages: the automatic ignition function of the numerically controlled flame cutting machine can be realized, the consumption of fuel gas is reduced at the idle stage, and moreover, the ends of the ignition needles can automatically leave the cutting nozzle after ignition is finished, so that cutting flame can be prevented from injuring the ignition needles.
Description
Technical field
The utility model relates to carbon sheet flame cutting processing equipment field, relates in particular to a kind of automatic ignition system of portable NC flame cutting machine.
Background technology
In carbon sheet flame cutting processing equipment field, a kind of portable NC flame cutting machine is arranged, be used for steel plate is carried out the flame cutting stock, blanking is accurate, quick because this kind equipment has, the stock utilization advantages of higher, is widely used in machining, structure steel fabrication industry.Compare with traditional planer-type flame cutting machine, single track is adopted in this equipment lengthwise movement, cantilever beam is adopted in transverse movement, and overall structure is simple, light, have that cost is low, easy maintenance, be not subjected to that the work-yard restriction can arbitrarily be moved, cutting operation characteristics such as finishes automatically by control system.This portable NC flame cutting machine has three supply air lines, is respectively combustion gas, preheated oxygen and cutting oxygen, and wherein combustion gas and preheated oxygen opens and close and need manual operations.During ignition operation, at first gas valve is opened with hand, with lighter combustion gas is lighted, then with hand with the preheated oxygen valve open, by after adjusting burnt gas valve and preheated oxygen valve flame being adjusted to proper states, the follow procedure start button, cutting oxygen is open-minded automatically by magnetic valve, and equipment begins automatic cutting operation.Cutting machine can cut numerous parts continuously by the procedure of working out in advance on a steel plate, need not pause, so operating efficiency is very high.
Though present portable NC flame cutting machine has many good qualities, and still has some problems: the first, when manual igniting and adjustment flame status, operating personnel are very near from cutting torch, in case operate miss is easy to hurt sb.'s feelings, burn hand especially easily, have certain danger; Second, during the continuous cutting operation of portable NC flame cutting machine, it is null that the suitable time is arranged, both after finishing a part cutting, cutting torch moved to next part cutting starting point from last part cutting end point automatically, and this moving process does not carry out actual cutting operation.In the null process, cutting oxygen is closed automatically by control system, but combustion gas and preheated oxygen do not close, flame burns away, and causes very big waste thus.
Summary of the invention
The purpose of this utility model provides a kind of portable NC flame cutting machine automatic ignition system, the instruction that can send according to control system, automatically light a fire at the beginning cut point, at cutting end point auto extinguishing, simultaneously can carry out the flame status adjustment away from the cutting torch position, also can be before null auto extinguishing, null finish the back automatically igniting continue cutting operation, thereby the safety of realization, the purpose of saving combustion gas and oxygen.
In order to address the above problem, the present invention by the following technical solutions:
Portable NC flame cutting machine automatic ignition system, comprise air supply unit, igniting unit, control system composition, be respectively equipped with relay in air supply unit and the igniting unit, relay is connected with control system, finishes the switching of air supply unit and igniting unit adhesive, discharge by the control system control relay.
Described igniting unit comprises Connection Block, bearing pin, electromagnet, armature, igniting pin, relay, ignitor, bearing pin is arranged on a side of Connection Block, bearing pin is provided with two igniting pins and armature, armature and the interlock of two igniting coaxial needles, and armature is arranged on the below of electromagnet; Electromagnet is arranged on the Connection Block and the bearing pin homonymy, and electromagnet is connected with control system by relay; Two igniting pins and bearing pin insulation are also hung down respectively on the both sides of cutting torch, two igniting pins are when ignition location, the end line of igniting pin is under cutting torch, during non-ignition location, the end of igniting pin is above the flame cutting nozzle side, two igniting pins are connected with ignitor respectively, and ignitor is connected with control system by relay.
Described air supply unit comprises magnetic valve, choke valve, supply air line, and supply air line is connected with cutting torch, and it is provided with magnetic valve and choke valve, and choke valve is away from cutting torch, is connected by relay between magnetic valve and the control system.
The beneficial effects of the utility model are, the instruction that can send according to control system, automatically light a fire at the beginning cut point, at cutting end point auto extinguishing, and the igniting finish after, the igniting needle end part can leave cutting torch automatically, can avoid cutting flame that the igniting pin is caused damage, simultaneously can carry out the flame status adjustment away from the cutting torch position, the potential safety hazard that can avoid manual ignition to bring so just, also can be before null auto extinguishing, finish back igniting continuation cutting operation automatically in null, thereby realize saving combustion gas and oxygen, the purpose that reduces cost, this system architecture is simple, in light weight, be very suitable for the design feature and the instructions for use of portable numerical control cutting machine.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the structural representation of automatic ignition mechanism;
Fig. 3 is the side view of Fig. 2.
Among the figure: the automatic ignition mechanism 8-of 1-Connection Block 2-armature 3-igniting pin 4-control system 5-bearing pin 6-cutting torch 7-cutting oxygen pipe 9-preheat oxygen tracheae 10-Gas Pipe 11-bolt 12-electromagnet 13-magnetic valve one 14-magnetic valve two 15-magnetic valves three 16-relays one 17-relay two 18-relays three 19-relays four 20-ignitor 21-choke valves one 22-choke valve two 23-choke valves three
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
See Fig. 1, portable NC flame cutting machine automatic ignition system, comprise air supply unit, igniting unit, control system composition, be respectively equipped with relay in air supply unit and the igniting unit, relay is connected with control system, finishes the switching of air supply unit and igniting unit adhesive, discharge by the control system control relay.
Cutting oxygen pipe 8, preheat oxygen tracheae 9, Gas Pipe 10 are connected with cutting torch 6 respectively, the switching of cutting oxygen pipe 8, preheat oxygen tracheae 9, Gas Pipe 10 is controlled with magnetic valve 1, magnetic valve 2 14, magnetic valve 3 15 respectively, be provided with relay 3 18 between magnetic valve 1 and the control system 4, be provided with relay 4 19 between magnetic valve 2 14, magnetic valve 3 15 and the control system 4, be respectively arranged with choke valve 1, choke valve 2 22, choke valve 3 23 on the supply air line away from cutting torch 6, ignition mechanism 7 is arranged on the cutting torch 6 automatically.Two igniting pins 3 are connected with ignitor 20, and ignitor 20 is connected with control system 4 by relay 2 17.Be connected by relay 1 between electromagnet 12 and the control system 4.
See Fig. 2, automatically ignition mechanism 7 is arranged on the cutting torch 6 by bolt 11, comprise Connection Block 1, bearing pin 5, electromagnet 12, armature 2, igniting pin 3, bearing pin 5 is arranged on a side of Connection Block 1, bearing pin 5 is provided with two igniting pins 3 and armature 2, and armature 2 is arranged on the below of electromagnet 12, and electromagnet 12 is arranged on the Connection Block 1 and bearing pin 5 homonymies, two igniting pins 3 hang down respectively on the both sides of cutting torch 6, and two igniting pins 3 insulate with Connection Block 1.Connection Block 1 is fixed on the cutting torch 6 by bolt 11.
See Fig. 3, bearing pin 5 is lighted a fire pins 3 relative fixed together with armature 2 and two, makes armature 2 and the 3 coaxial interlocks of igniting pin.Igniting pin 3 is when ignition location, and the end line of igniting pin 3 is under cutting torch 6, and electric discharge phenomena take place in two igniting pins, 3 ends, and when non-ignition location, the end of igniting pin 3 is above flame cutting nozzle 6 sides.
Using method of the present utility model is such:
Digital control system starts, and begins to carry out cutting process, and during firing command in running into cutting process, control system is sent signal, and have three actions to take place simultaneously this moment.One, relay one 16 connections, electromagnet 12 energisings produce suction, electromagnet 12 and armature 2 adhesives, the pin 3 of will lighting a fire that moves of armature 2 moves to cutting torch 6 following (igniting pin mark fire position); Two, relay 2 17 is connected, and high-voltage pulse signal is sent in ignitor 20 energisings, two igniting pin 3 ends discharge sparkings.Three, relay 4 19 is connected, and magnetic valve 2 14 on preheated oxygen pipeline 9 and the fuel gas pipeline 10 and magnetic valve 3 15 energisings are opened, and combustion gas and preheated oxygen are from cutting torch 6 ejections and light.
Action one and action two kept after 3 to 5 seconds, and relay 1 disconnects, and electromagnet 12 outage magnetic force disappear, and armature 2 falls by deadweight, drives igniting pin 3 by bearing pin 5 rotations and gets back to off-position.Relay 2 17 disconnects, and ignitor 20 has a power failure, and igniting pin 3 stops sparking, finishes ignition process one time.
Adjust flame status by choke valve 2 22, the choke valve 3 23 adjusted away from cutting torch, can guarantee operator safety.After the flame status adjustment finished, relay 3 18 was connected, and magnetic valve one 13 energisings are opened on the cutting oxygen pipeline 8, adjust choke valve 1 and make cutting flame suitable, begin cutting operation then.
During flame-out instruction in running into cutting process, control system is sent signal, and relay 3 18 and relay 4 19 disconnect, and magnetic valve 1, magnetic valve 2 14 and magnetic valve 3 15 outages are closed, and combustion gas and preheated oxygen, cutting oxygen stop ejection, fray-out of flame.Above-mentioned igniting, flame-out process, be to finish automatically according to the igniting in the cutting process of establishment in advance, flame-out instruction, therefore can be in batches continuous cutting operation process, at any time light a fire automatically as required and stop working, automatically light a fire when cutting in other words, auto extinguishing during null, the purpose of reach safety, saving cost.
Claims (3)
1. portable NC flame cutting machine automatic ignition system, it is characterized in that comprising air supply unit, igniting unit, control system composition, be respectively equipped with relay in air supply unit and the igniting unit, relay is connected with control system, finishes the switching of air supply unit and igniting unit adhesive, discharge by the control system control relay.
2. portable NC flame cutting machine automatic ignition system according to claim 1, it is characterized in that, described igniting unit comprises Connection Block, bearing pin, electromagnet, armature, igniting pin, relay, ignitor, bearing pin is arranged on a side of Connection Block, bearing pin is provided with two igniting pins and armature, armature and the interlock of two igniting coaxial needles, armature is arranged on the below of electromagnet; Electromagnet is arranged on the Connection Block and the bearing pin homonymy, and electromagnet is connected with control system by relay; Two igniting pins and bearing pin insulation are also hung down respectively on the both sides of cutting torch, two igniting pins are when ignition location, the end line of igniting pin is under cutting torch, during non-ignition location, the end of igniting pin is above the flame cutting nozzle side, two igniting pins are connected with ignitor respectively, and ignitor is connected with control system by relay.
3. portable NC flame cutting machine automatic ignition system according to claim 1, it is characterized in that, described air supply unit comprises magnetic valve, choke valve, supply air line, supply air line is connected with cutting torch, it is provided with magnetic valve and choke valve, choke valve is away from cutting torch, is connected by relay between magnetic valve and the control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920013425U CN201391891Y (en) | 2009-04-30 | 2009-04-30 | Automatic ignition system for portable numerically controlled flame cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920013425U CN201391891Y (en) | 2009-04-30 | 2009-04-30 | Automatic ignition system for portable numerically controlled flame cutting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201391891Y true CN201391891Y (en) | 2010-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920013425U Expired - Fee Related CN201391891Y (en) | 2009-04-30 | 2009-04-30 | Automatic ignition system for portable numerically controlled flame cutting machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN201391891Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101839485A (en) * | 2010-06-18 | 2010-09-22 | 青岛上联机械设备有限公司 | Autoignition dual ring fast cutting torch |
| CN102338396A (en) * | 2011-07-12 | 2012-02-01 | 陈寅明 | Ignition device of cutting torch |
| CN102913946A (en) * | 2012-10-23 | 2013-02-06 | 上海莱克气割机有限公司 | Numerical control infinitely rotating three-cutting torch ignition device |
| CN103512031A (en) * | 2012-06-20 | 2014-01-15 | 大连理研船舶装备有限公司 | Baking torch equipment and using method thereof and back burning machine for shipbuilding |
| CN112178699A (en) * | 2019-07-05 | 2021-01-05 | 博西华电器（江苏）有限公司 | Burner of gas stove, gas stove and ignition device of gas stove |
-
2009
- 2009-04-30 CN CN200920013425U patent/CN201391891Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101839485A (en) * | 2010-06-18 | 2010-09-22 | 青岛上联机械设备有限公司 | Autoignition dual ring fast cutting torch |
| CN101839485B (en) * | 2010-06-18 | 2012-05-09 | 青岛上联机械设备有限公司 | Autoignition dual ring fast cutting torch |
| CN102338396A (en) * | 2011-07-12 | 2012-02-01 | 陈寅明 | Ignition device of cutting torch |
| CN102338396B (en) * | 2011-07-12 | 2013-11-06 | 陈寅明 | Ignition device of cutting torch |
| CN103512031A (en) * | 2012-06-20 | 2014-01-15 | 大连理研船舶装备有限公司 | Baking torch equipment and using method thereof and back burning machine for shipbuilding |
| CN102913946A (en) * | 2012-10-23 | 2013-02-06 | 上海莱克气割机有限公司 | Numerical control infinitely rotating three-cutting torch ignition device |
| CN102913946B (en) * | 2012-10-23 | 2014-10-22 | 上海莱克气割机有限公司 | Numerical control infinitely rotating three-cutting torch ignition device |
| CN112178699A (en) * | 2019-07-05 | 2021-01-05 | 博西华电器（江苏）有限公司 | Burner of gas stove, gas stove and ignition device of gas stove |
| CN112178699B (en) * | 2019-07-05 | 2023-10-27 | 博西华电器（江苏）有限公司 | Burner of gas stove, gas stove and ignition device of gas stove |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Dalian Wantong Industrial Equipment Co., Ltd. Assignor: Anshan Zongheng CNC Equipment Co., Ltd. Contract record no.: 2012210000082 Denomination of utility model: Automatic ignition system for portable numerically controlled flame cutting machine Granted publication date: 20100127 License type: Exclusive License Record date: 20120620 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100127 Termination date: 20130430 |