CN104668716A - Device for precisely positioning cutting torch of flame cutting machine - Google Patents
Device for precisely positioning cutting torch of flame cutting machine Download PDFInfo
- Publication number
- CN104668716A CN104668716A CN201510060258.5A CN201510060258A CN104668716A CN 104668716 A CN104668716 A CN 104668716A CN 201510060258 A CN201510060258 A CN 201510060258A CN 104668716 A CN104668716 A CN 104668716A
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- China
- Prior art keywords
- cutting
- vernier
- electric limiting
- electrical
- cut
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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
- B23K7/00—Cutting, scarfing, or desurfacing by applying flames
- B23K7/10—Auxiliary devices, e.g. for guiding or supporting the torch
Abstract
The invention discloses a device for precisely positioning a cutting torch of a flame cutting machine. The device is composed of a vernier rod and an electrical limiting fixing bracket, wherein the vernier rod is parallel to the electrical limiting fixing bracket; the vernier rod sequentially penetrates through a cutting original position vernier, a U-shaped fixing plate and a cutting finishing position vernier; an upper bolt hole and a lower bolt hole are formed in the electrical limiting fixing bracket; an original position electrical limiter is fixed in the position of the lower bolt hole of the electrical limiting fixing bracket through bolts; a finishing position electrical limiter is fixed in the position of the upper bolt hole of the electrical limiting fixing bracket through bolts. According to the device for precisely positioning the cutting torch of the flame cutting machine, the vernier rod and the electrical limiters are arranged in a staggered manner, and the electrical limiters are thoroughly deviated from the vernier rod, so that the cutting torch smoothly finishes and reaches the finishing position, and returns to the original position in the cutting process. The device for precisely positioning the cutting torch of the flame cutting machine has the advantages that the cutting efficiency is improved, the successful cutting operation rate is improved, the cut seam waste caused by unsuccessful cutting is reduced, and the situation that the energy consumption of the spare part replacement frequency is increased due to severe environments, such as high temperature and dust, is prevented.
Description
Technical field
The present invention relates to fire and cut machine technology field, specifically machine cut rifle accurate positioning device cut by a kind of fire.
Background technology
Through fast development particularly over nearly 20 years in more than 40 years, high-alloy steel and the stainless kind of China were increasing.Various steel grade strand, while having enriched domestic and international steel market, also brings larger profit to enterprise.But along with the development of the market demand, the general steel market demand is saturated, former general steel production line makes the transition one after another and adds the ranks that special steel produces.
Along with smooth exploitation and the production of all steel grade continuous casting billets, the continuous casting billet subject matter being cut into the production of restriction continuous casting billet on a production line.Traditional manual work mode is cut special steel or high-alloy steel strand, not only time-consuming, take a lot of work, require great effort, and operating efficiency is extremely low.For this reason, people begin one's study new cutting mode, for different continuous casting billet materials, have worked out the cutting mode such as plasma cut, the cutting of iron powder hydrotropy formula.
At present, mainly adopt fire to cut machine to cut strand.No matter machine cut by fire adopts for which kind of cutting mode, the process of gas flame cuttiug and the method for operation are constant all the time, so from preheating until concerning continuous casting billet cutting terminate whole process, if there is no a kind of accurate positioning device to burning torch, to directly cause the cutting of continuous casting billet failure that conticaster even can be caused to stop watering because of top steel, so it is very crucial for carrying out accurate location to burning torch.
Summary of the invention
The object of the present invention is to provide a kind of anti-tampering, high temperature resistant, resistance to dust and accurately can control burning torch position and ensure that machine cut rifle accurate positioning device cut by the fire that cutting action signal correctly transmits.
For achieving the above object, the invention provides following technical scheme:
Machine cut rifle accurate positioning device cut by a kind of fire, and be made up of vernier bar and electric limiting fixed mount, described vernier bar is parallel with electric limiting fixed mount; Described vernier bar is from the bottom to top successively through cutting raw bits vernier, U-shaped fixed head and cutting stop bits vernier; Described electric limiting fixed mount is drilled with upper and lower two bolts hole, raw bits electric limiting is bolted on the lower bolt hole place of electric limiting fixed mount, and stop bits electric limiting is bolted on the upper bolt hole place of electric limiting fixed mount.
As the further scheme of the present invention: described U-shaped fixed head is made up of front panel, backplate and bottom panel, described vernier bar is through the backplate of U-shaped fixed head.
As the further scheme of the present invention: described electric limiting fixed mount is the steel plate that 10mm is thick.
As the further scheme of the present invention: described cutting raw bits vernier and raw bits electric limiting are at same level height, and raw bits electric limiting is positioned at the rear of cutting raw bits vernier.
As the further scheme of the present invention: described electric limiting fixed mount is the steel plate that 10mm is thick.
Compared with prior art, the invention has the beneficial effects as follows: the present invention adopts the dislocation type mounting means of vernier bar and electric limiting, electric limiting and vernier bar are thoroughly departed from, burning torch is completed smoothly in cutting process and returns raw bits again after arriving stop bits.The present invention, while raising cutting efficiency, has also increased substantially the successful operating rate of cutting, decreases the slot waste caused because cutting continuous strand.The consumption that the present invention effectively avoids the parts replacement frequency caused because of bad environments such as high-temperature dusts increases, and ensure that the normalization of production and application.The present invention had both been applicable to conticaster fire and had cut machine equipment, was also applicable to the gas flame cuttiug burning torch equipment to the higher various strands of fiery cutting gun positioning requirements.
Accompanying drawing explanation
Fig. 1 is the front view that machine cut rifle accurate positioning device cut by a kind of fire;
Fig. 2 is the left view that machine cut rifle accurate positioning device cut by a kind of fire;
Fig. 3 is the installation diagram that a kind of fire cuts that machine cut rifle accurate positioning device cuts machine dolly electric pushrod position at fire;
Fig. 4 is that a kind of fire cuts machine cut rifle accurate positioning device and the fiery general assembly design sketch cutting machine dolly;
In figure: 1-vernier bar, 2-cut raw bits vernier, 3-cuts stop bits vernier, 4-U type fixed head, 5-electric limiting fixed mount, 6-raw bits electric limiting, 7-stop bits electric limiting.
Detailed description of the invention
Below in conjunction with the embodiment of the present invention and accompanying drawing, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1-Fig. 3, in the embodiment of the present invention, machine cut rifle accurate positioning device cut by a kind of fire, is made up of vernier bar 1 and electric limiting fixed mount 5, vernier bar 1 is from the bottom to top successively through cutting raw bits vernier 2, U-shaped fixed head 4 and cutting stop bits vernier 3, U-shaped fixed head 4 is by front panel, backplate and bottom panel composition, vernier bar 1 is through the backplate of U-shaped fixed head 4, cutting raw bits vernier 2 horizontal parallel is in cutting stop bits vernier 3, distance between cutting raw bits vernier 2 and cutting stop bits vernier 3 is determined according to the dimensional requirement of continuously cast, distance between cutting raw bits vernier 2 and U-shaped fixed head 4 depends on that the size at machine dolly electric pushrod position cut by fire, making fire cut machine dolly electric pushrod is just fixed on U-shaped fixed head 4, and the bottom that machine dolly electric pushrod cut by fire is just in time carried on the bottom of vernier bar 1, electric limiting fixed mount 5 is the steel plate that 10mm is thick, according to continuously cast cutting outside dimension, electric limiting fixed mount 5 is drilled with and raw bits electric limiting 6, two bolts hole that stop bits electric limiting 7 is corresponding, raw bits electric limiting 6 is bolted on the lower bolt hole place of electric limiting fixed mount 5, and stop bits electric limiting 7 is bolted on the upper bolt hole place of electric limiting fixed mount 5, vernier bar 1 is parallel with electric limiting fixed mount 5, makes the cutting raw bits vernier 2 on vernier bar 1 be positioned at same level height with the raw bits electric limiting 6 on electric limiting fixed mount 5, and raw bits electric limiting 6 is positioned at the rear of cutting raw bits vernier 2.
The strand cutting mode of conticaster is automatic flame cutting machine, and machine trolley travelling mode cut by fire is rail mounted, and burning torch locate mode is electric limiting, and it is that variable-frequency motor adds the driving of worm-gear type electric pushrod that burning torch swings power.Burning torch running is raw bits, cuts stroke, stop bits, backstroke to raw bits, and cutting terminates.Use medium: high pressure gas, oxygen, cooling water, low-pressure nitrogen, brown iron oxide etc.Fire is cut machine and is utilized the rotary power of motor generation when rotating that electric pushrod is stretched, and drive gun pendulum fixing on jackshaft to make its reciprocating swing, fiery cutting gun is fixed on the gun pendulum of reciprocating swing.Then having come location to strand, preheating, cutting, having terminated, return the whole process of system actings such as raw bits as clamping device etc. on Cutting dolly is coordinated.Spacing and the control accuracy of the burning torch running in running of raw bits, stop bits directly affects the cutting success or not of strand in the process.
Start for the burning torch cut of the raw bits of continuous casting flame-cutting machine in cutting process (cutting starting position) and stop bits (cutting end position) and at the end of can not accurate orientation problem, the present invention adopts the dislocation type mounting means of vernier bar 1 and electric limiting fixed mount 5, raw bits electric limiting 6, stop bits electric limiting 7 are thoroughly departed from vernier bar 1, burning torch is completed smoothly in cutting process and returns raw bits again after arriving stop bits.
Refer to Fig. 4, the fire after the present invention is used to cut burning torch on the machine dolly position at raw bits electric limiting 6 and cutting raw bits vernier 2 place, when cutting order and assigning, machine dolly clamp clamping strand cut by fire, combustion gas, preheat oxygen is opened, preheating is carried out to strand cutting section start, warm terminates rear cutting oxygen and opens, be automatically changeb to cutting initial velocity with the speed of 0.06 meter per minute to casting carry out cut cutting (now raw bits and stop bits vernier with electric pushrod stretch out and while descendingly leave raw bits electric limiting, cutting starts), with the speed of 0.15 meter per minute (cutting speed to set flexibly depending on strand diameter), cutting operation is carried out to strand after strand cut, now until cutting stop bits vernier 3 goes downwards to stop bits electric limiting 7, now cut oxygen, preheat oxygen, combustion gas is closed, clamping unclamps strand automatically, original position is returned in Cutting dolly top by return cylinder auto-extending, cutting process terminates.
Under the high-temperature condition that flue dust is larger, use fire of the present invention to cut when returning to home position after machine cut rifle can be accomplished to terminate with cutting when starting to cut accurately to locate and not by the impact of the environmental factors such as high-temperature dust, while the normalization that ensure that production and application, turn avoid the frequent replacing of spare part, especially for the special rolling-mill section continuous casting billet production process process of more difficult cutting solves because cutting the production bottleneck problem caused.Under the harsh environment scenarios such as high-temperature dust, the elements such as electric limiting are cut machine to fire and are carried out cutting opportunity, action control, both made continuous casting flame-cutting machine cutting process precisely controlled, achieve again the home position of burning torch and the precise positioning of end position, avoid the positioners such as the electric limiting in cutting process and to make a mistake signal and cause cutting process to make a mistake action.
The present invention, while raising cutting efficiency, has also increased substantially the successful operating rate of cutting, decreases the slot waste caused because cutting continuous strand.The consumption that the present invention effectively avoids the parts replacement frequency caused because of bad environments such as high-temperature dusts increases, and ensure that the normalization of production and application.The present invention had both been applicable to conticaster fire and had cut machine equipment, was also applicable to the gas flame cuttiug burning torch equipment to the higher various strands of fiery cutting gun positioning requirements.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should by description integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (4)
1. a machine cut rifle accurate positioning device cut by fire, it is characterized in that, is made up of vernier bar (1) and electric limiting fixed mount (5), and described vernier bar (1) is parallel with electric limiting fixed mount (5); Described vernier bar (1) is from the bottom to top successively through cutting raw bits vernier (2), U-shaped fixed head (4) and cutting stop bits vernier (3); Described electric limiting fixed mount (5) is drilled with upper and lower two bolts hole, raw bits electric limiting (6) is bolted on the lower bolt hole place of electric limiting fixed mount (5), and stop bits electric limiting (7) is bolted on the upper bolt hole place of electric limiting fixed mount (5).
2. machine cut rifle accurate positioning device cut by fire according to claim 1, it is characterized in that, described U-shaped fixed head (4) is made up of front panel, backplate and bottom panel, and described vernier bar (1) is through the backplate of U-shaped fixed head (4).
3. machine cut rifle accurate positioning device cut by fire according to claim 1, it is characterized in that, described electric limiting fixed mount (5) is the thick steel plate of 10mm.
4. machine cut rifle accurate positioning device cut by fire according to claim 1, it is characterized in that, described cutting raw bits vernier (2) and raw bits electric limiting (6) are at same level height, and raw bits electric limiting (6) is positioned at the rear of cutting raw bits vernier (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510060258.5A CN104668716B (en) | 2015-02-05 | 2015-02-05 | Device for precisely positioning cutting torch of flame cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510060258.5A CN104668716B (en) | 2015-02-05 | 2015-02-05 | Device for precisely positioning cutting torch of flame cutting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104668716A true CN104668716A (en) | 2015-06-03 |
| CN104668716B CN104668716B (en) | 2017-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510060258.5A Expired - Fee Related CN104668716B (en) | 2015-02-05 | 2015-02-05 | Device for precisely positioning cutting torch of flame cutting machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112203790A (en) * | 2018-05-31 | 2021-01-08 | 神钢建机株式会社 | Method and device for cutting steel bar |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030000356A1 (en) * | 2001-07-02 | 2003-01-02 | Prioretti Guy | Method of oxygen cutting a piece of steel, and apparatus for implementing said method |
| CN201950336U (en) * | 2011-03-24 | 2011-08-31 | 成都华远焊割设备有限公司 | Novel lifting mechanism for cutting torch of numerical control flame cutting machine |
| WO2013127446A1 (en) * | 2012-02-29 | 2013-09-06 | Gega Lotz Gmbh | Flame cutting machine for flame cutting slabs using a stationary turret |
| CN203304765U (en) * | 2012-06-23 | 2013-11-27 | 漳州市名鸟电子机械有限公司 | Cutting torch follow-up device of computer numerical control plasma cutting machine |
-
2015
- 2015-02-05 CN CN201510060258.5A patent/CN104668716B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030000356A1 (en) * | 2001-07-02 | 2003-01-02 | Prioretti Guy | Method of oxygen cutting a piece of steel, and apparatus for implementing said method |
| CN201950336U (en) * | 2011-03-24 | 2011-08-31 | 成都华远焊割设备有限公司 | Novel lifting mechanism for cutting torch of numerical control flame cutting machine |
| WO2013127446A1 (en) * | 2012-02-29 | 2013-09-06 | Gega Lotz Gmbh | Flame cutting machine for flame cutting slabs using a stationary turret |
| CN203304765U (en) * | 2012-06-23 | 2013-11-27 | 漳州市名鸟电子机械有限公司 | Cutting torch follow-up device of computer numerical control plasma cutting machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112203790A (en) * | 2018-05-31 | 2021-01-08 | 神钢建机株式会社 | Method and device for cutting steel bar |
| CN112203790B (en) * | 2018-05-31 | 2022-04-26 | 神钢建机株式会社 | Method and device for cutting steel bar |
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| Publication number | Publication date |
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| CN104668716B (en) | 2017-05-03 |
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