CN105562944B - A kind of cutting head of laser cutting machine - Google Patents
A kind of cutting head of laser cutting machine Download PDFInfo
- Publication number
- CN105562944B CN105562944B CN201610130271.8A CN201610130271A CN105562944B CN 105562944 B CN105562944 B CN 105562944B CN 201610130271 A CN201610130271 A CN 201610130271A CN 105562944 B CN105562944 B CN 105562944B
- Authority
- CN
- China
- Prior art keywords
- focus pack
- closed pore
- lowering
- elevating lever
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- 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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/04—Automatically aligning, aiming or focusing the laser beam, e.g. using the back-scattered light
- B23K26/046—Automatically focusing the laser beam
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a kind of cutting head of laser cutting machine, including focus pack, it is fixedly mounted on above focus pack and expands component, the protection device being fixedly mounted on below focus pack, the cutting head below protection device.The focus pack includes closed pore device；The closed pore device includes left close pore part and right close pore part；The left close pore part includes a pair semi-moon shaped left closed pore plates and left rotary shaft；Left closed pore plate is separately fixed at left rotary shaft two ends；The right close pore part includes a pair semi-moon shaped right closed pore plates and right spindle；Right closed pore plate is separately fixed at the two ends of right spindle；The advantage of the invention is that：Due to the presence of closed pore device, when protection glasses lens exchanging is carried out, focusing lens can be effectively protected from pollution.
Description
Technical field：
The present invention relates to optical-fiber laser cutting machine technical field, optical-fiber laser cutting machine to be used in particular to one kind
On cutting head.
Background technology：
Optical-fiber laser cutting machine is the laser cutting machine by the use of optical-fiber laser generator as light source.It passes through optical-fiber laser
Device exports the laser beam of high-energy-density, focuses on the surface of the workpiece, makes the region wink irradiated by ultrafine focus hot spot on workpiece
Between fusing and gasify, surface trimming is realized by numerical controlled machinery system mobile spot irradiation position.Current optical-fiber laser cutting
Machine has gradually been applied to the fields such as high-precision laser processing, laser radar system, space technology and laser medicine.
Optical laser cutting head is the important component of optical-fiber laser cutting machine, current middle low power optical-fiber laser cutting machine
The optical laser cutting head of upper use is mostly circular, and it is present, and volume is big, expand the thick heaviness of component, and focusing component is located at down
End, sensor often moves up and down, and causes lathe to demarcate inconvenient problem；And this optical laser cutting head is to focusing on
It is cumbersome when eyeglass is focused；The protection eyeglass and focusing lens of other such cutting head are installed together, and are protected changing
During protecting lens, focusing lens are easily contaminated, and protection effect is poor.
To solve above-mentioned technical proposal, it is a kind of sharp for optical fiber that Authorization Notice No. has been the disclosure of the invention of CN204397161U
Miniature fiber cutting head on light cutting machine, including：Focus pack, the focus pack top is installed with and expands component,
Lower section is installed with protective glass chamber, and the protective glass chamber lower section is installed with sensor, and the sensor base is provided with cuts
Cutting torch；The upper end for expanding component is connected with the optical fiber head of optical fiber laser；The focus pack includes square focus lamp
Seat, focusing lens are installed with inside the focusing microscope base, and its side is fixed with eccentric wheel, the eccentric wheel by lock screw
Outside is provided with a dial, wherein become a branch of directional light after expanding component from optical fiber head spot light out, by poly-
Burnt mirror assembly is focused into incisory hot spot.Compared with prior art, there is small volume, lathe to demarcate convenient, focusing for the invention
The advantages of convenient, protection glasses lens exchanging is easily, focusing lens protection effect is good.Wherein, it is provided with a chamber on the protective glass chamber
Body, is provided with protection mirror assembly in the cavity, protective glass chamber is arranged on the lower section of focus pack, is mainly used to install protection microscope group
Part, protection mirror assembly is arranged in the cavity in protective glass chamber, can be fixed in protective glass chamber from above inserting.
But when protecting eyeglass to take out replacing, focusing lens are in unprotect state, it is easy to contaminated, so as to influence
Focusing effect.
It is necessary to provide a kind of new technical scheme for above-mentioned technical problem.
The content of the invention：
It is not enough that the purpose of the present invention is directed to prior art, there is provided one kind, can be effective when protection glasses lens exchanging is carried out
Protection focusing lens exempt from contaminated cutting head.
To reach above-mentioned purpose, the invention provides a kind of cutting head of laser cutting machine, including focus pack, fixed peace
Above focus pack expand component, the protection device being fixedly mounted on below focus pack, positioned at protection device lower section
Cutting head；The focus pack includes closed pore device；The closed pore device includes left close pore part, right close pore part and centre wheel；
The left close pore part includes a pair semi-moon shaped left closed pore plates and left rotary shaft；Left closed pore plate is separately fixed at left rotary shaft two ends；Institute
Stating right close pore part includes a pair semi-moon shaped right closed pore plates and right spindle；Right closed pore plate is separately fixed at the two ends of right spindle；Institute
State and driving lever is fixed with centre wheel；The left rotary shaft is fixedly arranged in the middle of left lateral star-wheel；The right spindle is fixedly arranged in the middle of right lateral star
Wheel；The left lateral star-wheel is engaged with right lateral star-wheel and centre wheel.
Used as the preferred of above-mentioned technical proposal, the focus pack offers centre wheel mounting groove and the first gap.
Used as the preferred of above-mentioned technical proposal, a kind of cutting head of the laser cutting machine according to claim is described
Focus pack includes left lowering or hoisting gear, right lowering or hoisting gear and focusing lens；Left lowering or hoisting gear and right lowering or hoisting gear are symmetrical；Institute
Stating left lowering or hoisting gear includes a pair of left support abutments and left elevating lever；Left elevating lever is plugged in left support abutment；The left support abutment is fixed on
On focus pack madial wall；Left elevating lever forms external screw thread；Left elevating lever upper end is through left support abutment and is fixed with first gear；
First gear is engaged with second gear；The left elevating lever is arranged with left gripping block；The right lowering or hoisting gear includes a pair right branch
Seat and right elevating lever；Right elevating lever is plugged in right support abutment；The right support abutment is fixed on focus pack madial wall；The right liter
Drop rod set is provided with right gripping block；The focusing lens are accommodated by left gripping block and right gripping block.
Used as the preferred of above-mentioned technical proposal, the protection device includes the fixed blocks and cylinder on top；The circle
Cylinder middle part offers the second gap；Protective glass component is inserted with second gap；The protection mirror assembly includes circular arc type hand
Handle, circular arc protective glass bearing and protection eyeglass；The handle thickness is more than protective glass bearing；The protective glass bearing thickness with
Second gap is highly identical.
Used as the preferred of above-mentioned technical proposal, the protective glass bearing is fixed with elastomeric layer up and down.
The beneficial effects of the present invention are：Due to the presence of closed pore device, when protection glasses lens exchanging is carried out, can be effective
Focusing lens are protected from pollution.
Brief description of the drawings：
Fig. 1 is structural representation view of the invention；
Fig. 2 is the structural representation view of focus pack of the present invention 20；
Fig. 3 is the internal structure schematic views of focus pack of the present invention 20；
Fig. 4 is the structural representation view of present invention protection component 30；
Fig. 5 is the structural representation view of present invention protection mirror assembly 50.
In figure, 10, expand component；20th, focus pack；21st, centre wheel mounting groove；22nd, the first gap；23rd, closed pore device；
231st, right close pore part；2311st, right spindle；2312nd, right closed pore plate；2313rd, right lateral star-wheel；232nd, left close pore part；2321st, turn left
Axle；2322nd, left closed pore plate；2323rd, left lateral star-wheel；237th, right lowering or hoisting gear；2371st, right support abutment；2372nd, right elevating lever；2377、
Right gripping block；238th, left lowering or hoisting gear；2381st, left support abutment；2382nd, left elevating lever；2383rd, second gear；2384th, the first tooth
Wheel；2387th, left gripping block；239th, centre wheel；2391st, driving lever；24th, focusing lens；30th, protection device；31st, the second gap；40、
Cutting head；41st, sensor；50th, mirror assembly is protected；51st, handle；52nd, protective glass bearing；53rd, eyeglass is protected.
Specific embodiment：
As described in Fig. 1, Fig. 3, a kind of cutting head of laser cutting machine, including focus pack 20, it is fixedly mounted on focusing group
The top of part 20 expand component 10, be fixedly mounted on the protection device 30 of the lower section of focus pack 20, under protection device 30
Sensor 41, the cutting head 40 installed in the bottom of sensor 41 of side；The focus pack 20 includes closed pore device 23；It is described to close
Aperture apparatus 23 include left close pore part 232, right close pore part 231 and centre wheel 239；The left close pore part 232 includes a pair of semilunes
Left closed pore plate 2322 and left rotary shaft 2321；Left closed pore plate 2322 is separately fixed at the two ends of left rotary shaft 2321；The right close pore part
231 include a pair semi-moon shaped right closed pore plates 2312 and right spindle 2311；Right closed pore plate 2312 is separately fixed at right spindle 2311
Two ends；Driving lever 2391 is fixed with the centre wheel 239；The left rotary shaft 2321 is fixedly arranged in the middle of left lateral star-wheel 2323；Institute
State right spindle 2311 and be fixedly arranged in the middle of right lateral star-wheel 2313；The left lateral star-wheel 2323 and right lateral star-wheel 2313 and centre wheel 239
Engagement.
As shown in Fig. 2 the focus pack 20 offers the gap 22 of centre wheel mounting groove 21 and first.
As shown in figure 3, the focus pack 20 includes left lowering or hoisting gear 238, right lowering or hoisting gear 237 and focusing lens 24；
Left lowering or hoisting gear 238 and right lowering or hoisting gear 237 are symmetrical；The left lowering or hoisting gear 238 includes a pair of left support abutments 2381 and a left side
Elevating lever 2382；Left elevating lever 2382 is plugged in left support abutment 2381；The left support abutment 2381 is fixed on the inner side of focus pack 20
On wall；Left elevating lever 2382 forms external screw thread；The upper end of left elevating lever 2382 is through left support abutment 2381 and is fixed with first gear
2384；First gear 2384 is engaged with second gear 2383；The left elevating lever 2382 is arranged with left gripping block 2387；The right side
Lowering or hoisting gear 237 includes a pair of right support abutments 2371 and right elevating lever 2372；Right elevating lever 2372 is plugged in right support abutment 2371；Institute
Right support abutment 2371 is stated to be fixed on the madial wall of focus pack 20；The right elevating lever 2372 is arranged with right gripping block 2377；It is described
Focusing lens 24 are accommodated by left gripping block 2387 and right gripping block 2377.
Shown in institute Fig. 4, Fig. 5, the protection device 30 includes the fixed blocks and cylinder on top；The cylinder middle part
Offer the second gap 31；Protective glass component 50 is inserted with second gap 31；The protection mirror assembly includes circular arc type handle
51st, circular arc protective glass bearing 52 and protection eyeglass 53；The thickness of the handle 51 is more than protective glass bearing 52；The protective glass branch
52 thickness of seat are highly identical with the second gap 31.The protective glass bearing is fixed with elastomeric layer about 52.
In practical operation, a branch of directional light is become after expanding component 10 from optical fiber head spot light out, then passed through
Focus pack 20, this branch of directional light is just focused into a small spot for meeting split requirement, afterwards by adjusting focusing
Left lowering or hoisting gear 238 and right lowering or hoisting gear 237 in component 30, can adjust the upright position of focusing lens 24, so that burnt
Point has different distance from cutting head 40, and the workpiece of different materials different-thickness can be just cut with positive and negative defocus；Work as protective glass
When component 50 needs to change, make left closed pore plate 2322 and right closed pore plate 2312 that light beam hole is closed by operating driving lever 2391
Close, focusing lens 24 is in a guard space, then detach protection mirror assembly 50 and changed, will not thus make to gather
Focus lens 24 are contaminated.
Above content is only better embodiment of the invention, for one of ordinary skill in the art, according to the present invention
Thought, will change in specific embodiments and applications, this specification content should not be construed as to this hair
Bright limitation.
Claims (5)
1. a kind of cutting head of laser cutting machine, including focus pack (20), the expansion being fixedly mounted on above focus pack (20)
Tread assembly (10), the protection device (30) being fixedly mounted on below focus pack (20), cutting below protection device (30)
Cutting torch (40)；It is characterized in that：The focus pack (20) includes closed pore device (23)；The closed pore device (23) is closed including a left side
Hole portion (232), right close pore part (231) and centre wheel (239)；The left close pore part (232) includes a pair semi-moon shaped left closed pores
Plate (2322) and left rotary shaft (2321)；Left closed pore plate (2322) is separately fixed at left rotary shaft (2321) two ends；The right close pore part
(231) including a pair semi-moon shaped right closed pore plates (2312) and right spindle (2311)；Right closed pore plate (2312) is separately fixed at the right side
The two ends of rotating shaft (2311)；Driving lever (2391) is fixed with the centre wheel (239)；The left rotary shaft (2321) is fixedly arranged in the middle of
Left lateral star-wheel (2323)；The right spindle (2311) is fixedly arranged in the middle of right lateral star-wheel (2313)；The left lateral star-wheel (2323) with
Right lateral star-wheel (2313) and centre wheel (239) are engaged.
2. the cutting head of a kind of laser cutting machine according to claim 1, it is characterised in that：The focus pack (20) is opened
It is provided with centre wheel mounting groove (21) and the first gap (22).
3. the cutting head of a kind of laser cutting machine according to claim 1, it is characterised in that：Focus pack (20) bag
Include left lowering or hoisting gear (238), right lowering or hoisting gear (237) and focusing lens (24)；Left lowering or hoisting gear (238) and right lowering or hoisting gear
(237) it is symmetrical；The left lowering or hoisting gear (238) includes a pair of left support abutments (2381) and left elevating lever (2382)；Left lifting
Bar (2382) is plugged in left support abutment (2381)；The left support abutment (2381) is fixed on focus pack (20) madial wall；Zuo Sheng
Drop bar (2382) forms external screw thread；Left elevating lever (2382) upper end is through left support abutment (2381) and is fixed with first gear
(2384)；First gear (2384) is engaged with second gear (2383)；The left elevating lever (2382) is arranged with left gripping block
(2387)；The right lowering or hoisting gear (237) includes a pair of right support abutments (2371) and right elevating lever (2372)；Right elevating lever (2372)
It is plugged in right support abutment (2371)；The right support abutment (2371) is fixed on focus pack (20) madial wall；The right elevating lever
(2372) it is arranged with right gripping block (2377)；The focusing lens (24) are by left gripping block (2387) and right gripping block (2377) institute
Clamping.
4. the cutting head of a kind of laser cutting machine according to claim 1, it is characterised in that：Protection device (30) bag
Include the fixed blocks and cylinder on top；The cylinder middle part offers the second gap (31)；Plugged in second gap (31)
There is protection mirror assembly (50)；The protection mirror assembly includes circular arc type handle (51), circular arc protective glass bearing (52) and protection
Eyeglass (53)；Handle (51) thickness is more than protective glass bearing (52)；Protective glass bearing (52) thickness and the second gap
(31) it is highly identical.
5. the cutting head of a kind of laser cutting machine according to claim 4, it is characterised in that：The protective glass bearing (52)
Elastomeric layer is fixed with up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610130271.8A CN105562944B (en) | 2016-03-08 | 2016-03-08 | A kind of cutting head of laser cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610130271.8A CN105562944B (en) | 2016-03-08 | 2016-03-08 | A kind of cutting head of laser cutting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105562944A CN105562944A (en) | 2016-05-11 |
| CN105562944B true CN105562944B (en) | 2017-06-13 |
Family
ID=55873869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610130271.8A Expired - Fee Related CN105562944B (en) | 2016-03-08 | 2016-03-08 | A kind of cutting head of laser cutting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105562944B (en) |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3265855A (en) * | 1963-04-01 | 1966-08-09 | Gen Electric | Method and apparatus for drilling small holes |
| DE102009017900B4 (en) * | 2009-04-17 | 2016-09-29 | Precitec Kg | Laser processing head for brazing or welding with a wire feeder with integrated light-section module |
| JP5414467B2 (en) * | 2009-11-09 | 2014-02-12 | キヤノン株式会社 | Laser processing method |
| CN201552384U (en) * | 2009-11-25 | 2010-08-18 | 深圳市大族激光科技股份有限公司 | Laser cutting head |
| CN201988842U (en) * | 2010-12-24 | 2011-09-28 | 深圳市大族激光科技股份有限公司 | Optical laser cutting head |
| CN103252574A (en) * | 2013-06-06 | 2013-08-21 | 济南铸造锻压机械研究所有限公司 | Automatic focusing cutting head device of pipe cutter |
| CN204035802U (en) * | 2014-09-23 | 2014-12-24 | 深圳市万顺兴科技有限公司 | A kind of protective glass assembly for optical-fiber laser |
| CN204397173U (en) * | 2015-01-23 | 2015-06-17 | 深圳市万顺兴科技有限公司 | A kind of dual-purpose laser cutting head |
| CN204584548U (en) * | 2015-03-31 | 2015-08-26 | 苏州汇能激光科技有限公司 | A kind of optical-fiber laser self-adapting focusing laser cutting head |
| CN204934884U (en) * | 2015-09-09 | 2016-01-06 | 深圳欧斯普瑞智能科技有限公司 | A kind of novel optical fiber laser cutting head with alignment function |
| CN205520105U (en) * | 2016-03-08 | 2016-08-31 | 浙江乔兴建设集团湖州智能科技有限公司 | Cutting head of laser cutting machine |
-
2016
- 2016-03-08 CN CN201610130271.8A patent/CN105562944B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105562944A (en) | 2016-05-11 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Rong Chao Inventor before: Ye Weiran |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170407 Address after: 523965 Guangdong province Houjie town of Dongguan City, Kaifeng village YUENENG Technology Industrial City Applicant after: Dongguan City Han laser mechanical equipment Co., Ltd. Address before: Yang Shu Lu Wuxing District 313000 Zhejiang city of Huzhou province No. 18 Applicant before: ZHEJIANG QIAOXING CONSTRUCTION GROUP HUZHOU INTELLIGENT TECHNOLOGY CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170613 Termination date: 20190308 |