CN208914759U - A kind of nickel screen laser engraving machine head - Google Patents
A kind of nickel screen laser engraving machine head Download PDFInfo
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- CN208914759U CN208914759U CN201821477892.4U CN201821477892U CN208914759U CN 208914759 U CN208914759 U CN 208914759U CN 201821477892 U CN201821477892 U CN 201821477892U CN 208914759 U CN208914759 U CN 208914759U
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- laser
- nickel screen
- engraving machine
- machine head
- laser engraving
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Abstract
The utility model discloses a kind of nickel screen laser engraving machine heads, it is related to laser engraving machine equipment technical field, it is mounted on the rack including rack, two in the laser emitter being installed in parallel in the rack, two and reflective mirror and two focusing barrels being mounted on the rack for laser reflection, the laser that the laser emitter issues is irradiated on nickel screen after the reflective mirror, the focusing barrel, and when wherein beam of laser is irradiated to the wavelength state on nickel screen and is in wave crest, the wavelength state in another beam laser irradiation to nickel screen is in trough.Pass through the setting of two laser emitters, two laser emitters are made to carry out alternately ablation to nickel screen in the respective peak stage, the trough stage of single laser emitter is used, to substantially increase the Recession rate of laser, improves the producing efficiency of cylinder.
Description
Technical field
The utility model relates to laser engraving machine equipment technical fields, more specifically, it relates to a kind of nickel screen laser system
Net machine head.
Background technique
Laser engraving machine is a kind of preparing printing screen equipment, mainly using carbon dioxide laser under the control of the computer to painting
There is glue and the nickel screen through low temperature gasification carries out ablation, so that light irradiation part glue is instantaneously gasified and form pattern, to be made
Printing cylinder.
Existing laser engraving machine is generally fitted with a laser emitter, since laser has wave crest and trough, swashs
Light does not have energy in the trough stage, not can be carried out ablation, has energy in the peak stage, can carry out ablation.And it is existing sharp
The energy of peak stage is only utilized in light net making machine, can only wait in the trough stage, ablation gap occurs, this part-time is unrestrained
Take, causes the efficiency of laser ablation lower.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of nickel screen laser engraving machine machines
Head makes two laser emitters carry out alternately burning to nickel screen in the respective peak stage by the setting of two laser emitters
Erosion, used, to substantially increase the Recession rate of laser, improves cylinder in the trough stage of single laser emitter
Producing efficiency.
To achieve the above object, the utility model provides following technical solution:
A kind of nickel screen laser engraving machine head, including rack, two in the Laser emission being installed in parallel in the rack
Device, two be mounted on the rack and the reflective mirror for laser reflection and two focusing barrels being mounted on the rack,
The laser that the laser emitter issues is irradiated on nickel screen after the reflective mirror, the focusing barrel, and ought be wherein a branch of
When wavelength state in laser irradiation to nickel screen is in wave crest, the wavelength state in another beam laser irradiation to nickel screen is in wave
Paddy.
It is identical in two laser emitter frequencies by using above-mentioned technical proposal, at work, when first laser is sent out
When the laser of emitter is in the peak stage, this fraction of laser light carries out ablation to nickel screen, and at the laser of second laser emitter
In the trough stage, ablation is not carried out；When the laser of first laser emitter is in the trough stage, ablation is not carried out, and
The laser of two laser emitters is in the peak stage, this fraction of laser light carries out ablation to nickel screen.Pass through two laser emitters
Setting, make two laser emitters the respective peak stage to nickel screen carry out alternately ablation, by single laser emitter
The trough stage uses, to substantially increase the Recession rate of laser, improves the producing efficiency of cylinder.
Preferably, protective device is installed, the protective device includes being mounted on the laser on the laser emitter
The emission port of transmitter and with through hole support tube, be mounted on the support tube far from described laser emitter one end
Reverse isolation eyeglass and the fixed mechanism for being arranged on the support tube and being pushed against with the reverse isolation eyeglass.
By using above-mentioned technical proposal, when due in laser irradiation to nickel screen, there can be the case where by backtracking, return
The laser returned can burn out laser emitter, and laser emitter is caused to damage.By the setting of reverse isolation eyeglass, by backtracking
Laser barrier fall, to can avoid destruction to laser emitter, substantially increase extend laser emitter use the longevity
Life, reduces the probability of damage, plays preferable protective effect.
Preferably, it is fixedly installed on the outer wall at the emission port of the laser emitter in vertical slideway, it is described
Slideway is sealed towards lower end；The support tube is fixedly installed and the slideway on the outer wall far from reverse isolation eyeglass one end
The link block of cooperation is slid, the fixing piece pushed against with the link block is provided on the slideway.
By using above-mentioned technical proposal, due to needing will pass through the hair of hole alignment laser emitter when installing support tube
Port is penetrated, therefore is cooperated by the sliding of slideway and link block, it can be always by the hair of the through hole of support tube and laser emitter
Port alignment is penetrated, is adjusted without artificially going again, to facilitate installation.
Preferably, the support tube has through hole, and the support tube is equipped with inclined-plane far from described laser emitter one end,
The inclined-plane offers the placing groove being connected to the through hole, and the reverse isolation eyeglass is placed in the placing groove；Institute
State inclined-plane one end that the support tube is arranged in fixed mechanism.
By using above-mentioned technical proposal, reverse isolation eyeglass is mounted in placing groove, reverse isolation eyeglass can be made to exist
Horizontal direction relative to inclined-plane is relatively stable, will not generate biggish shift phenomenon.
Preferably, the fixed mechanism include the fixed link being threadably mounted on the inclined-plane, one end be set in it is described solid
And it can be around the elastic piece of fixed link rotation and the other end and reverse isolation eyeglass abutting in fixed pole.
Fixed link is unscrewed after reverse isolation eyeglass is put into placing groove by using above-mentioned technical proposal, is rotated
Elastic piece is gone on reverse isolation eyeglass, then tightens fixed link by elastic piece, completes the fixation to reverse isolation eyeglass.
Preferably, the elastic piece median rise.
By using above-mentioned technical proposal, the initial elasticity of elastic piece is increased, to can be improved to reverse isolation eyeglass
Abutting power, reduce reverse isolation eyeglass equipment operate when offset and vibration, thus reduce due to reverse isolation eyeglass shake
The dynamic influence to laser optical path.
Preferably, the elastic piece pushes against reverse isolation eyeglass one end and is enclosed with non-slip mat.
By using above-mentioned technical proposal, the coefficient of friction between elastic piece and reverse isolation eyeglass is increased, further
The probability that reverse isolation eyeglass shifts when equipment operates is reduced, reverse isolation eyeglass can also be reduced and rotated in placing groove
Probability.
Preferably, the slot bottom of the placing groove offers accommodation groove, and sliding is provided with push rod in the accommodation groove, and described
Push rod can protrude outside the accommodation groove；The first spring, and described are provided between the push rod and the slot bottom of the accommodation groove
The elastic force of one spring is less than the elastic force of the elastic piece, first both ends of the spring respectively with the push rod and the accommodation groove
Slot bottom is fixed.
By using above-mentioned technical proposal, when reverse isolation eyeglass is pressed into placing groove, push rod is pressed into accommodation groove, the
One spring is compressed；When needing to take out, after elastic piece is turned on, the elastic-restoring force of the first spring, which ejects push rod, to be placed
Outside slot, consequently facilitating staff's replacement or maintenance.Since reverse isolation eyeglass is in placing groove, staff is being taken out
When it is more inconvenient, by the setting of push rod, reverse isolation eyeglass can be ejected.Mandril is also withstood under reverse isolation eyeglass simultaneously
Surface further improves the stability of reverse isolation eyeglass.
Preferably, the support tube external thread sleeve is equipped with dust proof tube, and the dust proof tube covers the top on the inclined-plane.
By using above-mentioned technical proposal, since there are dusts in air, if dust is attached to meeting on reverse isolation eyeglass
Hinder the propagation of laser.By the setting of dust proof tube, dust can be substantially reduced and directly fall in probability on reverse isolation eyeglass, from
And laser is enable more smoothly to propagate.
Compared with prior art, the utility model has the advantages that:
1, by the setting of two laser emitters, carry out two laser emitters to nickel screen in the respective peak stage
Alternately ablation, the trough stage of single laser emitter is used, to substantially increase the Recession rate of laser, is improved
The producing efficiency of cylinder；
2, by the setting of reverse isolation eyeglass, the laser barrier of backtracking is fallen, to can avoid to Laser emission
The destruction of device substantially increases the service life for extending laser emitter, reduces the probability of damage, plays preferable protection
Effect.
Detailed description of the invention
Fig. 1 is the utility model schematic perspective view；
Explosive view when Fig. 2 is protective device and laser emitter installation；
Fig. 3 is the portion the A enlarged drawing of Fig. 2；
Fig. 4 is the portion the B enlarged drawing of Fig. 1；
Fig. 5 is the explosive view of the structure of fixed counter-mirror；
Fig. 6 is the portion the C enlarged drawing of Fig. 1.
Appended drawing reference: 1, rack；11, plate；12, support bar；13, support plate；14, lug；15, adjustment hole；21, laser
Transmitter；211, sliding rail；212, fixing piece；22, reflective mirror；23, focusing barrel；31, support tube；311, through hole；312, even
Connect block；32, reverse isolation eyeglass；4, regulating device；41, slideway；42, fixed frame；43, posting；44, conditioning box；45, lead to
Hole；461, arc groove；462, ball；47, adjusting rod；481, screw；482, second spring；491, deep gouge；492, fixed ring；5,
Focus control；51, frame is slid；52, threaded rod；53, motor；54, movable block；55, support base；551, regulating tank；552, it adjusts
Block；553, screw rod；554, stop nut；6, fixed mechanism；61, fixed link；611, rotary head；612, threaded post；62, elastic
Piece；621, non-slip mat；7, inclined-plane；71, placing groove；72, accommodation groove；73, push rod；74, the first spring；8, dust proof tube；81, light passing
Hole.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
A kind of nickel screen laser engraving machine head, referring to Fig.1, including rack 1, two identical laser emitter 21, two
Reflective mirror 22 and two focusing barrels 23.Rack 1 includes a plate 11, is fixedly mounted on two on plate 11 and to be set in parallel
A support bar 12 and two are integrally formed in the support plate 13 being installed in parallel on two support bars 12, one of support plate 13
It is provided with lug 14, lug 14 offers adjustment hole 15, this support plate 13 can be by adjustment hole 15 along perpendicular to support bar 12
Length direction sliding, and be bolted.Laser emitter 21 is fixedly mounted on each 13 one end of support plate.
Referring to Fig. 2 and Fig. 3, protective device is installed on laser emitter 21, protective device include support tube 31, reversely every
From eyeglass 32 and fixed mechanism 6.It is fixedly installed on outer wall at the emission port of laser emitter 21 in vertical sliding rail
211, and sliding rail 211 is sealed towards lower end, the emission port of laser emitter 21 is between sliding rail 211.Support tube 31 is along its length
Direction has through hole 311, and one end is fixedly installed the link block 312 with the sliding cooperation of sliding rail 211, is arranged on sliding rail 211
There is fixing piece 212, fixing piece 212 uses bolt.When the link block 312 of support tube 31 slides into sliding rail 211 and then tightens spiral shell
Bolt realizes the fixation of support tube 31 and laser emitter 21, while laser emitter 21 with fixed rack 211 and link block 312
Emission port be aligned through hole 311.
Support tube 31 is equipped with inclined-plane 7 far from 21 one end of laser emitter, and upward, inclined-plane 7 offers and through hole on inclined-plane 7
The placing groove 71 of 311 connections, reverse isolation eyeglass 32 are placed in placing groove 71.Fixed mechanism 6 includes fixed link 61 and elasticity
Piece 62, fixed link 61 include the threaded post 612 that 611 one end of rotary head is arranged in rotary head 611 and integrated molding, rotary head 611
Diameter is greater than the diameter of threaded post 612, and threaded post 612 is threadably mounted on inclined-plane 7, and is located at around placing groove 71；Elasticity
Piece 62 is made of metal, and median rise, 62 one end of elastic piece are set in threaded post 612, the other end and is placed on placing groove
The upper surface of reverse isolation eyeglass 32 in 71 pushes against.Elastic piece 62 pushes against 32 one end of reverse isolation eyeglass and is enclosed with non-slip mat
621, non-slip mat 621 is made of rubber.
The slot bottom of placing groove 71 is also provided with accommodation groove 72, and sliding is provided with push rod 73, push rod 73 and appearance in accommodation groove 72
It sets and is provided with the first spring 74 between the slot bottom of slot 72, the elastic force of the first spring 74 is less than the elastic force of elastic piece 62, the first spring
Slot bottom of 74 both ends respectively with push rod 73 and accommodation groove 72 is fixed.Push rod 73 can protrude accommodation groove under the action of the first spring 74
Outside 72.
31 external thread sleeve of support tube is equipped with dust proof tube 8, and dust proof tube 8 covers the top on inclined-plane 7, and dust proof tube 8 covers inclined-plane 7 one
End offers the light hole 81 coaxial with through hole 311, and light hole 81 is for laser injection.
Referring to Fig. 4 and Fig. 5,13 other end of support plate is equipped with the regulating device 4 for installing reflective mirror 22, regulating device
4 include slideway 41, fixed frame 42, posting 43 and conditioning box 44, and slideway 41 by two panels there is the steel disc of recess portion to be spliced, and two
A recess portion forms vertical sliding channel.Fixed frame 42 slides on slideway 41, and slideway 41 offers vertical sliding hole, and the two is logical
Cross the fixed relative position of bolt and nut.The middle position of the bottom of posting 43 and conditioning box 44 is bolted on fixation
The upper surface of frame 42, and in being oppositely arranged in parallel, and it is spaced apart, it both offers in horizontal through-hole 45.
The opposite side of conditioning box 44 and posting 43 close to the same right angle on 42 one side of fixed frame offers circular arc
Slot 461, two arc grooves 461 are clamped with ball 462；Opposite two square threads of posting 43 are equipped with to be supported with conditioning box 44
Tight adjusting rod 47, ball 462 are located between two adjusting rods 47；In the posting between adjusting rod 47 and ball 462
Screw thread is equipped with screw 481 on 43, and screw 481 is worn between fixed frame 42 and posting 43, and is arranged with outside screw 481
Two springs 482,482 both ends of second spring push against fixed frame 42 and 43 opposite side of posting respectively.Conditioning box 44 is away from positioning
43 side of frame offers the deep gouge 491 coaxial with through-hole 45, and reflective mirror 22 is installed in deep gouge 491, and in 491 screw thread of deep gouge
There is the fixed ring 492 pushed against with reflective mirror 22.Adjusting rod 47 is rotated, it is by force that the opposite angle of conditioning box 44 and posting 43 is pico-
It opens, to be finely tuned to reflective mirror 22.
Referring to Fig. 6, the focus control 5 for installing focusing barrel 23 is installed on plate 11, focus control 5 includes sliding
Frame 51, threaded rod 52, motor 53, movable block 54 and support base 55, sliding frame 51 are fixedly mounted on plate 11, and 52 turns of threaded rod
On dynamic two opposite sides for being mounted on sliding frame 51, and the axial direction of threaded rod 52 is parallel with the optical path direction of laser, threaded rod
52 wherein outside the frame of the prominent sliding frame 51 in one end.The sliding of movable block 54 setting is matched on sliding frame 51 and with 52 screw thread of threaded rod
It closes, motor 53 is fixedly mounted on plate 11 and protrudes one end engaged transmission outside the frame of sliding frame 51 with threaded rod 52.
Support base 55 is fixed on movable block 54, and a focusing barrel 23 is fixedly mounted on support base 55 towards reflective
22 side of mirror, the surface of the prominent support base 55 in the both ends of this focusing barrel 23；It is same with focusing barrel 23 on support base 55
Horizontal place offers regulating tank 551, and sliding is provided with adjusting block 552 in regulating tank 551, another focusing barrel 23 is fixedly mounted
On adjusting block 552, and the surface of the prominent adjusting block 552 in the both ends of this focusing barrel 23；55 side screw thread of support base peace
Equipped with the screw rod 553 being rotatably assorted with adjusting block 552, screw thread is equipped with locking with the abutting of 55 side wall of support base on screw rod 553
Nut 554.By rotating screw rod 553, the distance between two focusing barrels 23 are adjusted, while the corresponding support plate 13 that adjusts is being propped up
Position on stay 12 enables the center of the reflective mirror 22 in support plate 13 to be aligned with the center of focusing barrel 23, to make to work as
Wavelength state when wherein beam of laser is irradiated to the wavelength state on nickel screen and is in wave crest, in another beam laser irradiation to nickel screen
In trough.The laser come is penetrated from reflective mirror 22 to enter in focusing barrel 23 with the entering light face perpendicular to focusing barrel 23.?
When being focused, start motor 53, motor 53 drives threaded rod 52 to rotate, and threaded rod 52 drives movable block 54 to slide, branch
Seat 55, focusing barrel 23 and 54 synchronizing moving of movable block are supportted, realizes focusing.
The working principle of the present embodiment:
It is arrived in placing groove 71 before use, first pressing reverse isolation eyeglass 32, is put into placing groove in reverse isolation eyeglass 32
Push rod 73 is pressed into accommodation groove 72 while 71, the first spring 74 is compressed.Then elastic piece 62 is rotated, by 62 turns of elastic piece
To 32 top of reverse isolation eyeglass, fixed link 61 is tightened, elastic piece 62 is made to push against 32 upper surface of reverse isolation eyeglass.
Then 8 screw thread of dust proof tube is set to outside support tube 31.Support tube 31 is installed to sliding rail by link block 312 again
On 211, fixing piece 212 is finally tightened, completes the installation of protective device.
The position of one of focusing barrel 23 is adjusted, it is corresponding simultaneously to change the distance between two focusing barrels 23
Change position of the support plate 13 on support bar 12, enables the laser come out from reflective mirror 22 vertically into focusing barrel 23
The heart, to realize when wherein beam of laser is irradiated to the wavelength state on nickel screen and is in wave crest, another beam laser irradiation to nickel
Online wavelength state is in trough.
The distance between the height of fixed frame 42, the angle of reflective mirror 22, focusing barrel 23 and laser emitter 21 are adjusted,
Make laser by after focusing barrel 23 can vertical focusing on nickel screen, thus to nickel screen ablation.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of nickel screen laser engraving machine head, it is characterised in that: including rack (1), two in being installed in parallel in the rack
(1) laser emitter (21) on, two be mounted on the rack (1) and pacify for the reflective mirror of laser reflection (22) and two
Focusing barrel (23) on the rack (1), the laser that the laser emitter (21) issues through the reflective mirror (22),
It is irradiated on nickel screen after the focusing barrel (23), and wherein beam of laser ought be irradiated to the wavelength state on nickel screen and be in wave crest
When, the wavelength state in another beam laser irradiation to nickel screen is in trough.
2. a kind of nickel screen laser engraving machine head according to claim 1, it is characterised in that: the laser emitter (21)
On protective device is installed, the protective device includes being mounted on the emission port of the laser emitter (21) and having to run through
The support tube (31) in hole (311) is mounted on the reverse isolation of the support tube (31) far from the laser emitter (21) one end
Eyeglass (32) and the fixed mechanism (6) for being arranged on the support tube (31) and being pushed against with the reverse isolation eyeglass (32).
3. a kind of nickel screen laser engraving machine head according to claim 2, it is characterised in that: the laser emitter (21)
Emission port at outer wall on be fixedly installed in vertical sliding rail (211), the sliding rail (211) seals towards lower end；It is described
It is fixedly installed on the outer wall of separate described reverse isolation eyeglass (32) one end of support tube (31) and matches with the sliding rail (211) sliding
The link block (312) of conjunction is provided with the fixing piece (212) pushed against with the link block (312) on the sliding rail (211).
4. a kind of nickel screen laser engraving machine head according to claim 2, it is characterised in that: the support tube (31) is separate
Described laser emitter (21) one end is equipped with inclined-plane (7), and the inclined-plane (7) offers puts with what the through hole (311) was connected to
It sets slot (71), the reverse isolation eyeglass (32) is placed in the placing groove (71)；The fixed mechanism (6) is arranged described
Inclined-plane (7) one end of support tube (31).
5. a kind of nickel screen laser engraving machine head according to claim 4, it is characterised in that: fixed mechanism (6) packet
Include the fixed link (61) being threadably mounted on the inclined-plane (7), one end is set on the fixed link (61) and can be around described solid
The elastic piece (62) that fixed pole (61) rotation and the other end and the reverse isolation eyeglass (32) push against.
6. a kind of nickel screen laser engraving machine head according to claim 5, it is characterised in that: the elastic piece (62) is intermediate
Protuberance.
7. a kind of nickel screen laser engraving machine head according to claim 5, it is characterised in that: the elastic piece (62) pushes against
Described reverse isolation eyeglass (32) one end is enclosed with non-slip mat (621).
8. a kind of nickel screen laser engraving machine head according to claim 5, it is characterised in that: the slot of the placing groove (71)
Bottom offers accommodation groove (72), and sliding is provided with push rod (73) in the accommodation groove (72), and the push rod (73) can protrude institute
State accommodation groove (72) outside；It is provided between the push rod (73) and the slot bottom of the accommodation groove (72) the first spring (74), and institute
The elastic force for stating the first spring (74) is less than the elastic force of the elastic piece (62), and the first spring (74) both ends are pushed away with described respectively
The slot bottom of bar (73) and the accommodation groove (72) is fixed.
9. a kind of nickel screen laser engraving machine head according to claim 4, it is characterised in that: the outer spiral shell of the support tube (31)
Line is arranged with dust proof tube (8), and the dust proof tube (8) covers the top of the inclined-plane (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821477892.4U CN208914759U (en) | 2018-09-10 | 2018-09-10 | A kind of nickel screen laser engraving machine head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821477892.4U CN208914759U (en) | 2018-09-10 | 2018-09-10 | A kind of nickel screen laser engraving machine head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208914759U true CN208914759U (en) | 2019-05-31 |
Family
ID=66705043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821477892.4U Active CN208914759U (en) | 2018-09-10 | 2018-09-10 | A kind of nickel screen laser engraving machine head |
Country Status (1)
| Country | Link |
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| CN (1) | CN208914759U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109175712A (en) * | 2018-09-10 | 2019-01-11 | 绍兴豪春纺织科技有限公司 | A kind of laser engraving machine head |
| CN113478948A (en) * | 2021-07-01 | 2021-10-08 | 绍兴鑫昌印花机械科技有限公司 | Double-laser net making machine |
-
2018
- 2018-09-10 CN CN201821477892.4U patent/CN208914759U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109175712A (en) * | 2018-09-10 | 2019-01-11 | 绍兴豪春纺织科技有限公司 | A kind of laser engraving machine head |
| CN113478948A (en) * | 2021-07-01 | 2021-10-08 | 绍兴鑫昌印花机械科技有限公司 | Double-laser net making machine |
| CN113478948B (en) * | 2021-07-01 | 2022-12-02 | 绍兴鑫昌印花机械科技有限公司 | Double-laser net making machine |
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