CN104325218B - A kind of precise determination of titanium welded tube laser cutting device and method - Google Patents
A kind of precise determination of titanium welded tube laser cutting device and method Download PDFInfo
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- CN104325218B CN104325218B CN201410577420.6A CN201410577420A CN104325218B CN 104325218 B CN104325218 B CN 104325218B CN 201410577420 A CN201410577420 A CN 201410577420A CN 104325218 B CN104325218 B CN 104325218B
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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
- B23K26/12—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure
- B23K26/123—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure in an atmosphere of particular gases
-
- 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
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/0823—Devices involving rotation of the workpiece
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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
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/0869—Devices involving movement of the laser head in at least one axial direction
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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
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
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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
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/08—Non-ferrous metals or alloys
- B23K2103/14—Titanium or alloys thereof
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
- Arc Welding In General (AREA)
Abstract
The invention discloses a kind of precise determination of titanium welded tube laser cutting device and method, comprise operating platform, laser cutting system, oxidation protection and slag removing system, feeding rotary system and loading and unloading system.Cut by the noncontact of laser, and adopt oxidation protection gas to carry out oxidation protection and slagging-off to mouth of pipe during laser cutting, efficiently solve the titanium welding pipe cutting problem of nozzle distortion and mouth of pipe cutting Glabrous thorn, non-oxidation and cutting slag remain.Processing cutting efficiency comparatively chipless rotates and more than circular saw class cutting raising twice, ensure that actual product delivery quality, completely eliminate the defect of the quality problems such as line up distortion.And complete equipment cost only has about 1/4th of laser head rotary cutting apparatus cost, contributes to actual applying.
Description
Technical field
The invention belongs to titanium welding pipe cutting technique field, relate to a kind of precise determination of titanium welded tube laser cutting device and method.
Background technology
The operation of rolling of titanium welding pipe is mainly divided into several parts such as shaping, sizing, traction alignment, cutting, and wherein moulding section is shaped to a longer circular titanium pipe closed, and will be cut into thereafter the titanium pipe of user's designated length through cutting.
Current, titanium welding pipe industry a kind of mode when carrying out titanium welding pipe Length-fixing cutting adopts without cutting circumgyration incision or circular saw cutting.Such cutting mode cuts because of press contacts titanium welding pipe under blade, all inevitably there is the large and mouth of pipe reducing of mouth of pipe machined burrs, problem that ovalizing deflection is large.And be reduce machined burrs formation volume and nozzle distortion, just must reduce to process the amount of feeding, make the slow feeding of process tool, cause working (machining) efficiency lowly and still cannot avoid machined burrs formed and mouth of pipe reducing, ovalizing deflection problem generation, thus to product payment have an impact.
In addition, a kind of laser head rotary cutting apparatus is also adopted to cut, although the cutting mouth of pipe is not out of shape, but owing in laser cutting titanium welding pipe process being the cut-out mode adopting thawing titanium, therefore high temperature causes melting bits in the generation oxidation of the cut-out mouth of pipe and titanium and at the inner bonding many tiny slags of the mouth of pipe, effectively can not solving pipe internal oxidition and cutting slag residue problem.And existing laser cutting device price is higher, also there is the problem being difficult to promote the wider application.
But the payment General Requirements mouth of pipe of titanium welding pipe can not be out of shape, and comprises the distortion such as reducing, ellipse; Also require that mouth of pipe cut surface is smooth, oxidation and slag, titanium bits in pipe, can not be had to exist.Therefore, all there is certain problem and defect in two kinds of current titanium welding pipe cutting equipments and cutting mode.
Summary of the invention
The problem that the present invention solves is to provide a kind of precise determination of titanium welded tube laser cutting device and method; by oxidation protection gas, oxidation protection and slagging-off are carried out to mouth of pipe during laser cutting, efficiently solve the titanium welding pipe cutting problem of nozzle distortion and mouth of pipe cutting Glabrous thorn, non-oxidation, residual without cutting slag.
The present invention is achieved through the following technical solutions:
A kind of precise determination of titanium welded tube laser cutting device, comprises operating platform, laser cutting system, oxidation protection and slag removing system, feeding rotary system and loading and unloading system;
Described laser cutting system, comprises the laser generator be built up on support, and laser head is connected with laser generator and stretches out support, and laser generator is also connected with laser cooler;
Described oxidation protection and slag removing system, comprise the scummer that end opens has inflatable mouth, afterbody offers air inlet, and air inlet is connected with the air accumulator storing non-oxidation protective gas through gas pressure regulating apparatus by gas pipeline; Air accumulator is also connected with the outer gas jet mouth of pipe by gas pipeline;
Described feeding rotary system, the Pneumatic clamping rotating mechanism comprising laser feed drive unit, scummer feed drive unit and arrange on the operational platform, laser feed drive unit driving laser head enters cutting position or returns original position, and scummer feed drive unit driving scummer stretches in the titanium welding pipe clamped by Pneumatic clamping rotating mechanism or returns original position;
Described loading and unloading system, comprises stock shelf mechanism, stable holding mechanism and blanking rack mechanism.
Described laser feed drive unit is connected with support, and laser feed drive unit drives laser head motion by support; Laser cooler is located at the outside of operating platform.
Described scummer feed drive unit is connected with support and is positioned at the below of laser head, and scummer feed drive unit drives scummer stretch out or return;
The outer gas jet mouth of described pipe also with scummer feed drive unit, the outer gas jet mouth of scummer feed drive unit driving tube aims at the cutting part of the titanium welding pipe clamped by Pneumatic clamping rotating mechanism.
Described laser feed drive unit is by the rotating threaded shaft of driven by servomotor, and scummer feed drive unit is cylinder driver.
The top, end of described scummer is closed, and its inflatable mouth offered is inclined open, its opening tendency afterbody.
The end opens of described scummer has multiple inflatable mouth, and inflatable mouth is uniformly distributed circumferentially.
Described laser feed drive unit, scummer feed drive unit and Pneumatic clamping rotating mechanism are also connected with the control unit controlling its action respectively; Described gas pipeline is also provided with the magnetic valve be connected with control unit; Control unit is also connected with laser generator.
Described two cover laser cutting system, oxidation protection and slag removing systems, in the symmetrical setting in loading and unloading system two ends, can cut titanium welding pipe two ends simultaneously simultaneously.
A kind of precise determination of titanium welded tube laser cutting method, comprises following operation:
1) titanium welding pipe to be cut is transported on operating platform by stock shelf mechanism, then to be fed into by titanium welding pipe in Pneumatic clamping rotating mechanism and to expose position to be cut, and by stable holding mechanisms grip;
2) laser feed drive unit driving laser head enters cutting position, and scummer feed drive unit drives scummer to stretch in titanium welding pipe and its end exceedes cutting part, manage the cutting part outside outer gas jet mouth aligning titanium welding pipe;
3) titanium welding pipe clamped by the rotation of Pneumatic clamping rotating mechanism, laser generator starts, laser head Emission Lasers carries out noncontact cutting to the titanium welding pipe rotated, scummer, the outer gas jet mouth of pipe pass into non-oxidation protective gas simultaneously, non-oxidation protective gas is sprayed, inside and outside titanium welding pipe cutting position, all forms oxidation protection environment; When cutting, the slag that cutting generates is blown out to outside titanium welding pipe by the non-oxidation protective gas of the inflatable mouth blowout of scummer;
4) after having cut, laser generator cuts out, and non-oxidation protective gas pipeline is closed, and laser feed drive unit driving laser head is return, and scummer feed drive unit drives scummer to return; The clamping to titanium welding pipe is unclamped by Pneumatic clamping rotating mechanism, stable holding mechanism, and titanium welding pipe is transported to blanking rack mechanism, and by blanking rack, mechanism is exported.
The pressure of the described non-oxidation protective gas entered in scummer, the outer gas jet mouth of pipe is 0.4-0.6MPa; The distance that the end of scummer exceeds cutting part is 15-30mm.
Compared with prior art, the present invention has following useful technique effect:
Precise determination of titanium welded tube laser cutting device provided by the invention and method; cut by the noncontact of laser; and adopt non-oxidation protective gas (such as inert gas) to carrying out slagging-off in oxidation protection and pipe inside and outside mouth of pipe during laser cutting, efficiently solve the titanium welding pipe cutting problem of nozzle distortion and mouth of pipe cutting Glabrous thorn, non-oxidation, residual without cutting slag.Processing cutting efficiency comparatively chipless rotates and more than circular saw class cutting raising twice, ensure that actual product delivery quality, completely eliminate the defect of the quality problems such as line up distortion.And complete equipment cost only has about 1/4th of laser head rotary cutting apparatus cost, contributes to actual applying.
Precise determination of titanium welded tube laser cutting device provided by the invention and method, owing to adopting fixed laser head to carry out the cutting of noncontact metal molten, therefore can not produce any pressure distortion at the cutting mouth of pipe, stop to cut the problem that the mouth of pipe produces reducing, ovalizing deflection; And adopt accurate clamping and stable Pneumatic rotary chuck to achieve the circumgyration incision of titanium welding pipe, ensure that the mouth of pipe cut quality that precise determination of titanium welded tube is accurately round and smooth.
Precise determination of titanium welded tube laser cutting device provided by the invention and method, apply the titanium metal pipe surfaces externally and internally oxidation that non-oxidation protective gas has been stopped to cause because of laser cutting high temperature inside and outside the cutting mouth of pipe when carrying out laser cutting; The supercharging of non-oxidation protective gas is applied directly to the molten bits of cutting that cutting position eliminates the generation of mouth of pipe outer rim; Adopt scummer to extend into titanium welding pipe inside simultaneously, to the oxidation protection gas of cutting mouth blowout supercharging, the mouth of pipe inner edge produced at cutting position high temperature is melted the slag considering and cut splashing generation to be worth doing and be scavenged into titanium welding pipe outside instantaneously, obviously can see the Mars of blowout when cutting and manage interior residual without cutting slag; Ensure that non-oxidation inside and outside the mouth of pipe, without the generation of slag burr, meet the quality standard of ASTMB338 and ASMEB338 about titanium welding pipe, reach the requirement of titanium welding pipe finished product delivery quality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of scummer;
The comparison diagram of the cut surface that Fig. 3 produces for the present invention and chipless cutting.
Wherein, 1 is laser cooler, and 2 is laser generator, 3 is laser head, 4 is air accumulator, and 5 is scummer, and 6 is left side Pneumatic clamping rotating mechanism, 7 is stable holding mechanism, 8 is blanking rack, and 9 for right side Pneumatic clamping rotating mechanism are, 10 is laser feed drive unit, 11 is stock shelf, and 12 is control unit;
201 is scummer protective cover, and 202 is scummer telescopic mouth, and 203 is inflatable mouth, and 204 is air inlet, and 205 is scummer feed drive unit.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is described in further detail, and the explanation of the invention is not limited.
See Fig. 1, Fig. 2, a kind of precise determination of titanium welded tube laser cutting device, comprises operating platform, laser cutting system, oxidation protection and slag removing system, feeding rotary system and loading and unloading system;
Described laser cutting system, comprises the laser generator 2 be built up on support, and laser head 3 is connected with laser generator 2 and stretches out support, and laser generator 2 is also connected with laser cooler 1;
Described oxidation protection and slag removing system, comprise the scummer 5 that end opens has inflatable mouth 203, afterbody offers air inlet 204, and air inlet 204 is connected with the air accumulator 4 storing non-oxidation protective gas through gas pressure regulating apparatus by gas pipeline; Air accumulator 4 is also connected with the outer gas jet mouth of pipe by gas pipeline;
Described feeding rotary system, the Pneumatic clamping rotating mechanism comprising laser feed drive unit 10, scummer feed drive unit and arrange on the operational platform, laser feed drive unit 10 driving laser head 3 enters cutting position or returns original position, and scummer feed drive unit driving scummer stretches in the titanium welding pipe clamped by Pneumatic clamping rotating mechanism or returns original position;
Described loading and unloading system, comprises stock shelf mechanism 11, stable holding mechanism 7 and blanking rack mechanism 8.
Further, two cover laser cutting system, oxidation protection and slag removing systems, in the symmetrical setting in loading and unloading system two ends, can cut titanium welding pipe two ends simultaneously simultaneously.The operation of operating platform and loading and unloading system highly matches, and the length of the titanium welding pipe that the distance between the operating platform of both sides is cut as required adjusts.
Described laser feed drive unit 10 is connected with support, and laser feed drive unit drives laser head 3 to move by support; Laser cooler 1 is located at the outside of operating platform.
Described scummer feed drive unit is connected with support and is positioned at the below of laser head, and scummer feed drive unit drives scummer 5 stretch out or return; Or scummer feed drive unit is set up separately on the operational platform, the scummer driven only is needed to pass in and out titanium welding pipe.
The outer gas jet mouth of described pipe also with scummer feed drive unit, the outer gas jet mouth of scummer feed drive unit driving tube aims at the cutting part of the titanium welding pipe clamped by Pneumatic clamping rotating mechanism.
See Fig. 2; provide a kind of concrete scummer set-up mode below; described scummer 5 is arranged in scummer protective cover 201; one end of scummer feed drive unit 205 is connected with scummer protective cover 201; the other end is connected with scummer 5, and the scummer telescopic mouth 202 that scummer 5 is offered from scummer protective cover 201 stretches out or returns.
Concrete, the top, end of described scummer 5 is closed, and its inflatable mouth 203 offered is inclined open, its opening tendency afterbody.
Further, the end opens of described scummer 5 has multiple inflatable mouth, and inflatable mouth is uniformly distributed circumferentially.The non-oxidation protective gas (such as argon gas) making inflatable mouth blow out like this can either form oxidation protection environment inside titanium welding pipe, slag outwards can be blown out titanium welding pipe again, and not blow towards other directions, ensure that the smooth of inside pipe wall.
Described laser feed drive unit is by the rotating threaded shaft of driven by servomotor, and scummer feed drive unit is cylinder driver.
Described laser feed drive unit 10, scummer feed drive unit and Pneumatic clamping rotating mechanism 7 are also connected with the control unit 12 controlling its action respectively; Described gas pipeline is also provided with the magnetic valve be connected with control unit 12; Control unit 12 is also connected with laser generator 2.Laser head, scummer are fed into cutting position or exit, and start its work and to be operated by the signal of telecommunication by control unit 12 and control.
Provide a kind of precise determination of titanium welded tube laser cutting method below, comprise following operation:
1) titanium welding pipe to be cut is placed on operating platform, and is clamped by Pneumatic clamping rotating mechanism;
2) laser head be positioned at above titanium welding pipe is aimed at cutting part, the spout of the outside air blowing be communicated with non-oxidation protective gas is extend in titanium welding pipe to be cut, the gas jet mouth be communicated with is aimed at the cutting part outside titanium welding pipe with non-oxidation protective gas;
3) titanium welding pipe clamped by the rotation of Pneumatic clamping rotating mechanism, the titanium welding pipe that laser head starts rotating carries out noncontact cutting, the spout of simultaneously outwards blowing to cutting part inwall, gas jet mouth to cutting part outer wall ejection non-oxidation protective gas, all forms oxidation protection environment by inflatable mouth inside and outside titanium welding pipe cutting position; The slag that cutting generates is blown out to outside titanium welding pipe by the non-oxidation protective gas of the inflatable mouth blowout of the spout of outwards blowing when cutting.
Further, based on the precise determination of titanium welded tube laser cutting method of said apparatus, following operation is specifically comprised:
1) titanium welding pipe to be cut is transported on operating platform by stock shelf mechanism, then to be fed into by titanium welding pipe in Pneumatic clamping rotating mechanism and to expose position to be cut, and by stable holding mechanisms grip;
2) laser feed drive unit driving laser head enters cutting position, and scummer feed drive unit drives scummer to stretch in titanium welding pipe and its end exceedes cutting part, manage the cutting part outside outer gas jet mouth aligning titanium welding pipe;
3) titanium welding pipe clamped by the rotation of Pneumatic clamping rotating mechanism, laser generator starts, laser head Emission Lasers carries out noncontact cutting to the titanium welding pipe rotated, scummer, the outer gas jet mouth of pipe pass into non-oxidation protective gas simultaneously, non-oxidation protective gas is sprayed, inside and outside titanium welding pipe cutting position, all forms oxidation protection environment; When cutting, the slag that cutting generates is blown out to outside titanium welding pipe by the non-oxidation protective gas of the inflatable mouth blowout of scummer;
4) after having cut, laser generator cuts out, and non-oxidation protective gas pipeline is closed, and laser feed drive unit driving laser head is return, and scummer feed drive unit drives scummer to return; The clamping to titanium welding pipe is unclamped by Pneumatic clamping rotating mechanism, stable holding mechanism, and titanium welding pipe is transported to blanking rack mechanism, and by blanking rack, mechanism is exported.
The pressure of the described non-oxidation protective gas entered in scummer, the outer gas jet mouth of pipe is 0.4 ~ 0.6MPa; The distance that the end of scummer exceeds cutting part is 15 ~ 30mm.
The cutting of noncontact metal molten is carried out owing to adopting fixed laser head, therefore can not producing any pressure distortion at the cutting mouth of pipe, inside and outside the cutting mouth of pipe, applying the titanium metal pipe surfaces externally and internally oxidation that non-oxidation protective gas has been stopped to cause because of laser cutting high temperature when carrying out laser cutting; Scummer extend into titanium welding pipe inside, to the oxidation protection gas of cutting mouth blowout supercharging, the mouth of pipe inner edge produced at cutting position high temperature is melted the slag considering and cut splashing generation to be worth doing and be scavenged into titanium welding pipe outside instantaneously, obviously can see the Mars of blowout when cutting and manage interior residual without cutting slag; Ensure that non-oxidation inside and outside the mouth of pipe, without the generation of slag burr, meet the quality standard of ASTMB338 and ASMEB338 about titanium welding pipe, reach titanium welding pipe finished product delivery quality and require (comparison diagram of the cut surface that the present invention shown in Figure 3 and chipless cutting produce).
Precise determination of titanium welded tube laser cutting device provided by the invention and method, be not only applicable to cutting or welding that titanium welding pipe cuts and is suitable for other metal tubes.
Claims (10)
1. a precise determination of titanium welded tube laser cutting device, is characterized in that, comprises operating platform, laser cutting system, oxidation protection and slag removing system, feeding rotary system and loading and unloading system;
Described laser cutting system, comprise the laser generator (2) be built up on support, laser head (3) is connected with laser generator (2) and stretches out support, and laser generator (2) is also connected with laser cooler (1);
Described oxidation protection and slag removing system, comprise the scummer (5) that end opens has inflatable mouth (203), afterbody offers air inlet (204), air inlet (204) is connected with the air accumulator (4) storing non-oxidation protective gas through gas pressure regulating apparatus by gas pipeline; Air accumulator (4) is also connected with the outer gas jet mouth of pipe by gas pipeline;
Described feeding rotary system, the Pneumatic clamping rotating mechanism comprising laser feed drive unit (10), scummer feed drive unit and arrange on the operational platform, laser feed drive unit (10) driving laser head (3) enters cutting position or returns original position, and scummer feed drive unit driving scummer stretches in the titanium welding pipe clamped by Pneumatic clamping rotating mechanism or returns original position;
Described loading and unloading system, comprises stock shelf mechanism (11), stable holding mechanism (7) and blanking rack mechanism (8).
2. precise determination of titanium welded tube laser cutting device as claimed in claim 1, it is characterized in that, described laser feed drive unit (10) is connected with support, and laser feed drive unit drives laser head (3) to move by support; Laser cooler (1) is located at the outside of operating platform.
3. precise determination of titanium welded tube laser cutting device as claimed in claim 1, it is characterized in that, described scummer feed drive unit is connected with support and is positioned at the below of laser head, and scummer feed drive unit drives scummer (5) stretch out or return;
The outer gas jet mouth of described pipe also with scummer feed drive unit, the outer gas jet mouth of scummer feed drive unit driving tube aims at the cutting part of the titanium welding pipe clamped by Pneumatic clamping rotating mechanism.
4. the precise determination of titanium welded tube laser cutting device as described in claim 1 or 2 or 3, it is characterized in that, described scummer (5) is arranged in scummer protective cover (201), one end of scummer feed drive unit (205) is connected with scummer protective cover (201), the other end is connected with scummer (5), and the scummer telescopic mouth (202) that scummer (5) is offered from scummer protective cover (201) stretches out or returns;
Described laser feed drive unit is by the rotating threaded shaft of driven by servomotor, and scummer feed drive unit is cylinder driver.
5. precise determination of titanium welded tube laser cutting device as claimed in claim 1, is characterized in that, the top, end of described scummer (5) is closed, and its inflatable mouth offered (203) is inclined open, its opening tendency afterbody.
6. precise determination of titanium welded tube laser cutting device as claimed in claim 5, it is characterized in that, the end opens of described scummer (5) has multiple inflatable mouth (203), and inflatable mouth (203) is uniformly distributed circumferentially.
7. precise determination of titanium welded tube laser cutting device as claimed in claim 1, it is characterized in that, described laser feed drive unit (10), scummer feed drive unit and Pneumatic clamping rotating mechanism (7) are also connected with the control unit (12) controlling its action respectively; Described gas pipeline is also provided with the magnetic valve be connected with control unit (12); Control unit (12) is also connected with laser generator (2).
8. precise determination of titanium welded tube laser cutting device as claimed in claim 1, is characterized in that, two cover laser cutting system, oxidation protection and slag removing systems, in the symmetrical setting in loading and unloading system two ends, can cut titanium welding pipe two ends simultaneously simultaneously.
9. a precise determination of titanium welded tube laser cutting method, is characterized in that, comprises following operation:
1) titanium welding pipe to be cut is placed on operating platform, and is clamped by Pneumatic clamping rotating mechanism;
2) laser head be positioned at above titanium welding pipe is aimed at cutting part, the spout of the outside air blowing be communicated with non-oxidation protective gas is extend in titanium welding pipe to be cut, the gas jet mouth be communicated with is aimed at the cutting part outside titanium welding pipe with non-oxidation protective gas;
3) titanium welding pipe clamped by the rotation of Pneumatic clamping rotating mechanism, the titanium welding pipe that laser head starts rotating carries out noncontact cutting, the spout of simultaneously outwards blowing to cutting part inwall, gas jet mouth to cutting part outer wall ejection non-oxidation protective gas, all forms oxidation protection environment by inflatable mouth inside and outside titanium welding pipe cutting position; The slag that cutting generates is blown out to outside titanium welding pipe by the non-oxidation protective gas of the inflatable mouth blowout of the spout of outwards blowing when cutting.
10. precise determination of titanium welded tube laser cutting method as claimed in claim 9, is characterized in that, based on device according to claim 1, specifically comprise following operation:
1) titanium welding pipe to be cut is transported on operating platform by stock shelf mechanism, then to be fed into by titanium welding pipe in Pneumatic clamping rotating mechanism and to expose position to be cut, and by stable holding mechanisms grip;
2) laser feed drive unit driving laser head enters cutting position, and scummer feed drive unit drives scummer to stretch in titanium welding pipe and its end exceedes cutting part, manage the cutting part outside outer gas jet mouth aligning titanium welding pipe;
3) titanium welding pipe clamped by the rotation of Pneumatic clamping rotating mechanism, laser generator starts, laser head Emission Lasers carries out noncontact cutting to the titanium welding pipe rotated, scummer, the outer gas jet mouth of pipe pass into non-oxidation protective gas simultaneously, non-oxidation protective gas is sprayed, inside and outside titanium welding pipe cutting position, all forms oxidation protection environment; When cutting, the slag that cutting generates is blown out to outside titanium welding pipe by the non-oxidation protective gas of the inflatable mouth blowout of scummer;
Wherein, the pressure entering the non-oxidation protective gas in scummer, the outer gas jet mouth of pipe is 0.4 ~ 0.6MPa; The distance that the end of scummer exceeds cutting part is 15 ~ 30mm;
4) after having cut, laser generator cuts out, and non-oxidation protective gas pipeline is closed, and laser feed drive unit driving laser head is return, and scummer feed drive unit drives scummer to return; The clamping to titanium welding pipe is unclamped by Pneumatic clamping rotating mechanism, stable holding mechanism, and titanium welding pipe is transported to blanking rack mechanism, and by blanking rack, mechanism is exported.
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| CN201410577420.6A CN104325218B (en) | 2014-10-24 | 2014-10-24 | A kind of precise determination of titanium welded tube laser cutting device and method |
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| CN201410577420.6A CN104325218B (en) | 2014-10-24 | 2014-10-24 | A kind of precise determination of titanium welded tube laser cutting device and method |
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| CN106271070A (en) * | 2016-09-07 | 2017-01-04 | 泉州圆创机械技术开发有限公司 | A kind of laser welding apparatus |
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| CN107962685A (en) * | 2017-12-13 | 2018-04-27 | 萍乡市旭华电瓷电器制造有限公司 | A kind of electroceramics automatic cutting equipment |
| CN108296650A (en) * | 2018-03-07 | 2018-07-20 | 长春近江汽车零部件有限公司 | Dedusting mechanism |
| CN108406327A (en) * | 2018-05-18 | 2018-08-17 | 上海姆沁医疗器械有限公司 | A kind of high-precision laser cutting equipment increase Full-automatic punch forming machine structure |
| DE102019108172A1 (en) * | 2018-12-19 | 2020-06-25 | Bystronic Laser Ag | NOZZLE CONDITION OR TYPE DETECTION IN A METAL PROCESSING DEVICE |
| CN111716014B (en) * | 2020-05-21 | 2022-09-13 | 沈阳工业大学 | Method and device for determining off-axis laser cutting process based on slag components |
| CN113385830B (en) * | 2021-05-25 | 2022-06-07 | 佛山市隆信激光科技有限公司 | Laser cutting machine and deslagging method thereof |
| CN115365617A (en) * | 2022-09-17 | 2022-11-22 | 中国航发北京航空材料研究院 | Titanium ingot argon protection automatic welder |
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| CN101797664A (en) * | 2009-02-10 | 2010-08-11 | 本田技研工业株式会社 | Be used to cut the equipment and the method for hollow circle tube workpiece |
| CN102211255A (en) * | 2010-04-09 | 2011-10-12 | 深圳市大族激光科技股份有限公司 | Laser cutting method and equipment |
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| US8217303B2 (en) * | 2009-03-16 | 2012-07-10 | Abbott Cardiovascular Systems Inc. | Dual gas laser cutting of medical devices |
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| CN1134333A (en) * | 1995-01-31 | 1996-10-30 | 三菱电机株式会社 | Laser beam machining system and laser beam machining method |
| EP0874712A1 (en) * | 1996-01-04 | 1998-11-04 | Litech S.A.R.L. | Laser cutting method and device |
| CN1853842A (en) * | 2005-04-18 | 2006-11-01 | 深圳市大族激光科技股份有限公司 | Method for cutting P/P board and its operating platform |
| CN101797664A (en) * | 2009-02-10 | 2010-08-11 | 本田技研工业株式会社 | Be used to cut the equipment and the method for hollow circle tube workpiece |
| CN102211255A (en) * | 2010-04-09 | 2011-10-12 | 深圳市大族激光科技股份有限公司 | Laser cutting method and equipment |
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