CN109531344A - The optical manufacturing method of YAG serial crystal - Google Patents
The optical manufacturing method of YAG serial crystal Download PDFInfo
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- CN109531344A CN109531344A CN201811473185.2A CN201811473185A CN109531344A CN 109531344 A CN109531344 A CN 109531344A CN 201811473185 A CN201811473185 A CN 201811473185A CN 109531344 A CN109531344 A CN 109531344A
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- China
- Prior art keywords
- crystal
- fixing piece
- level board
- vertical plate
- multiple crystal
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
- B24B13/005—Blocking means, chucks or the like; Alignment devices
- B24B13/0052—Lens block moulding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
- B24B13/005—Blocking means, chucks or the like; Alignment devices
Abstract
The invention discloses a kind of optical manufacturing methods of YAG serial crystal, belong to laser crystal manufacture field.The described method includes: standard is obtained, including perpendicular level board, vertical plate;The identical multiple crystal of size are laminated on level board using hot melt adhesive, and keep the axially distributed first side of multiple crystal Nian Jie with vertical plate, and the first fixing piece, the second fixing piece are adhered to the axially distributed second sides of multiple crystal respectively, on upper surface;The gap in multiple crystal is filled, then to the grinding of multiple crystal, polishing;Multiple crystal after polishing are taken out from the lock chamber that standard, the first fixing piece are constituted with the second fixing piece, and remove the hot melt adhesive on each crystal;Wherein, it is (7~8): superfine rosin, beeswax and the paraffin of 1:1 that hot melt adhesive, which includes mass ratio,.The present invention improves the optical manufacturing efficiency of crystal, conducive to the processing in batching of YAG serial crystal.
Description
Technical field
The present invention relates to laser crystal manufacture field, in particular to a kind of optical manufacturing method of YAG serial crystal.
Background technique
YAG (Yttrium Aluminum Garnet, abbreviation yttrium-aluminium-garnet) serial crystal, is a kind of Solid State Laser work
Make dielectric material, is widely used to every field.Wherein, relative to used in the fields such as military, industrial welding and cutting
For large-size crystals, crystal used in the fields such as medical and beauty treatment, laser marking then belongs to slender type crystal, such as having a size of
The crystal of Ф 3mm × 78mm, Ф 5mm × 85mm.Currently, the optical property in order to guarantee above-mentioned slender type crystal, usually to it
Carry out optical manufacturing.
The prior art provides a kind of optical manufacturing method of YAG serial crystal, specifically, first by the lower end of a crystal
Sequentially pass through fixing piece, copper fixture, until the upper surface of crystal is flushed with the upper surface of fixing piece, and using shellac by crystal with
Fixing piece, copper fixture are bonded one by one.Then copper fixture is clamped to polisher lapper, crystal is ground, is polished,
To obtain the crystal that optical property is met the requirements.
The inventor finds that the existing technology has at least the following problems:
The optical manufacturing method that the prior art provides can only once process a crystal, and it is brilliant to be unfavorable for YAG series for low efficiency
The processing in batching of body.
Summary of the invention
The embodiment of the invention provides a kind of optical manufacturing methods of YAG serial crystal, and it is primary to can solve the prior art
It can only process a crystal, low efficiency, the problem of being unfavorable for the processing in batching of YAG serial crystal.The technical solution is as follows:
A kind of optical manufacturing method of YAG serial crystal, the optical manufacturing method include:
Standard is obtained, the standard includes perpendicular level board, vertical plate;
The identical multiple crystal of size are laminated on the level board using hot melt adhesive, and make the edge of the multiple crystal
The first side being axially distributed is Nian Jie with the vertical plate, and the first fixing piece, the second fixing piece is adhered to respectively described more
In the axially distributed second side of a crystal, upper surface;
The gap in the multiple crystal is filled, then to the grinding of the multiple crystal, polishing;
Multiple crystal after polishing are constituted from the standard, first fixing piece and second fixing piece
It is taken out in lock chamber, and removes the hot melt adhesive on each crystal;
Wherein, it is (7~8): superfine rosin, beeswax and the paraffin of 1:1 that the hot melt adhesive, which includes mass ratio,.
In a kind of possibility design, the acquisition standard, comprising:
The level board, the vertical plate are placed in the first support plate, and form right angle;
It is observed using angular instrument, and manually adjusts the first angle between the level board and the vertical plate, until institute
It states the first angle and is adjusted to 89 ° 59 '~90 ° 1 ';
Pending connection position spreading glue between the level board and the vertical plate;
After the glue curing, second between the level board and the vertical plate is measured using the angular instrument
Angle, if second angle repeats the above steps not in 89 ° of 58 '~90 ° of 2 ' sections, until second angle is adjusted to 89 °
58 '~90 ° 2 '.
In a kind of possibility design, before the level board, the vertical plate are placed in first support plate,
The upper surface of first support plate sets gradually the first vaseline oil reservoir, every gummed paper, the second vaseline oil reservoir from the bottom to top.
In a kind of possibility design, the identical multiple crystal of size are laminated in the level using hot melt adhesive described
Before on plate, the optical manufacturing method further include:
It is successively equipped with metal foil paper from the bottom to top on the heating, is placed in institute every gummed paper, and by the multiple crystal
It states every on gummed paper;
After the heating devices heat to after 70 DEG C~100 DEG C, the hot-melt is put in the multiple crystal
On a part of crystal;
After the hotmelt melts, remainder crystal is mixed with a part of crystal, so that described each
The hot melt adhesive is coated on crystal.
In a kind of possibility design, before the metal foil paper is laid on the heating device, by the gold
The surrounding for belonging to foil paper is turned up vertically back to the heating device.
It is described that the identical multiple crystal of size are laminated in the level board using hot melt adhesive in a kind of possibility design
On, and keep the axially distributed first side of the multiple crystal Nian Jie with the vertical plate, and by the first fixing piece, second
Fixing piece is adhered to the axially distributed second side of the multiple crystal, on upper surface respectively, comprising:
The first default number of plies crystal that the number of plies is 2~4 is laid on the level board, and the fixed most bottom in process of deployment
Outermost crystal in layer crystal body;
By the lower surface of first fixing piece, side respectively with the level board, the first default number of plies crystal
Second side bonding;
It is laid with the second default number of plies crystal in the upper surface of the described first default number of plies crystal, and makes the described second default layer
Axially distributed first side, second side are Nian Jie with the vertical plate, first fixing piece respectively in number crystal;
Second fixing piece is adhered on the upper surface of the described second default number of plies crystal, and makes described second to fix
First side, the second side of part are Nian Jie with the vertical plate, first fixing piece respectively.
It is described that the identical multiple crystal of size are laminated in the level board using hot melt adhesive in a kind of possibility design
On, and keep the axially distributed first side of the multiple crystal Nian Jie with the vertical plate, and by the first fixing piece, second
Fixing piece is adhered to the axially distributed second side of the multiple crystal, on upper surface respectively, further includes:
The multiple crystal and the first end face of axially vertical distribution are vertically placed in the second support plate;
The multiple crystal is squeezed by the standard, first fixing piece, second fixing piece;
Each crystal is pressed down on, until the lower end surface in each crystal is contacted with second support plate;
The standard, first fixing piece or second fixing piece are placed in third support plate, and level is put
The third support plate is set, so that each crystal is distributed by gravity horizontal.
A kind of gap in possibility design, in the multiple crystal of filling, comprising:
Heat volume ratio 1:(9~11) superfine rosin and Chinese wax, until obtain liquid wax oil;
It will be in the first end immersion wax oil with axially vertical distribution of the multiple crystal;
After preset time to be cooled, the wax oil is dripped into the second end with axially vertical distribution in the multiple crystal
On, form wax layer;
Pressing said wax layer flows into the wax layer after fusing in the gap in the multiple crystal.
It is described to the multiple polishing crystal in a kind of possibility design, comprising:
Gypsic horizon is smeared in the outer wall of the lock chamber, is then clamped in the holding ring of polissoir, is polished;
Wherein, the gypsic horizon include: mass ratio be 1:(5~7) cement, complaster.
In a kind of possibility design, the standard, first fixing piece, second fixing piece pass through YAG
Serial crystal material obtains.
Technical solution bring beneficial effect provided in an embodiment of the present invention includes at least:
The optical manufacturing method of YAG serial crystal provided in an embodiment of the present invention, by utilizing hot melt adhesive by multiple crystal
It is adhered in a manner of stacking in the lock chamber that standard, the first fixing piece and the second fixing piece are constituted, it can be simultaneously to multiple
Crystal is ground, is polished, and which greatly enhances the optical manufacturing efficiency of crystal, conducive to the processing in batching of YAG serial crystal.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the viscosity of rosin and the relation schematic diagram of fusing point, temperature;
Fig. 2 is the folding schematic diagram of metal foil paper provided in an embodiment of the present invention;
Fig. 3 is the operation chart of step S2 in optical manufacturing method provided in an embodiment of the present invention;
Fig. 4 is the scheme of installation of gypsic horizon provided in an embodiment of the present invention.
Wherein, each label declaration in attached drawing is as follows:
1- standard;
11- level board, 12- vertical plate;
2- crystal;
The first fixing piece of 3-;
The second fixing piece of 4-;
The second support plate of 5-;
6- third support plate;
7- gypsic horizon;
8- metal foil paper;
The surrounding of 81- metal foil paper;
The operating area 82-.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
The embodiment of the invention provides a kind of optical manufacturing method of YAG serial crystal, which includes:
Step S1, standard 1 is obtained, standard 1 includes: perpendicular level board 11, vertical plate 12.
Step S2, the identical multiple crystal 2 of size are laminated on level board 11 using hot melt adhesive, and make multiple crystal 2
Axially distributed first side it is Nian Jie with vertical plate 12, and the first fixing piece 3, the second fixing piece 4 be bonded in respectively more
In the axially distributed second side of a crystal 2, upper surface.
Step S3, the gap in multiple crystal 2 is filled, then to the grinding of multiple crystal 2, polishing.
Step S4, multiple crystal 2 after polishing are constituted from standard 1, the first fixing piece 3 and the second fixing piece 4
It is taken out in lock chamber, and removes the hot melt adhesive in multiple crystal 2 on each crystal 2.
Wherein, it is (7~8): superfine rosin, beeswax and the paraffin of 1:1 that hot melt adhesive, which includes: mass ratio,.
It should be noted that the crystal 2 of YAG series includes the YAG crystal of doping and/or undopes in the embodiment of the present invention
YAG crystal.In addition, the size of each crystal 2 in above-mentioned multiple crystal 2 is identical, refer to length, the diameter of each crystal 2
It is all the same.
The working principle with regard to the optical manufacturing method of YAG serial crystal provided in an embodiment of the present invention, which is given, below describes:
The main purpose that optical manufacturing method is carried out to the crystal 2 of YAG series, is in order to which the end face for guaranteeing crystal 2 is coarse
Degree is not more than 0.8nm, and faces parallel is better than 0.1 λ (λ=632.8nm), and end finish is better than U.S. army's technical standard (MIL-
PRF-13830B the 10-5 grade in), verticality (i.e. the vertical extent of end face and axis) are better than 5 ", the depth of parallelism (i.e. two end faces
Parallel degree) be better than 10 ", and then make processing after crystal 2 have excellent optical property.
The embodiment of the present invention is by being (7~8) by mass ratio: superfine rosin, beeswax and the paraffin of 1:1 is configured to heat
Glue, so that it compared with the cold glue (such as 502 glue) in other process glue, has good mobility, seam-filling ability, with
And relatively low cementability.
Wherein, the softening point of superfine rosin is greater than 76 DEG C, and viscosity and softening point, actual temperature are related (referring to attached drawing 1).
In consideration of it, adding beeswax, the paraffin of preset ratio in superfine rosin, it can not only increase the toughness of superfine rosin,
And superfine rosin softening point can be reduced, controllable reduction superfine rosin cementability.That is, heat provided by the embodiment of the present invention
Do not have linear relationship between the viscosity (directly proportional to adhesive stress) and temperature of melten gel, but has with the rate of change of temperature
It closes, i.e., cooling rate is slower, and viscosity is smaller, and adhesive stress is also just smaller.
There is good seam-filling ability based on above-mentioned hot melt adhesive, multiple crystal 2 can be made to be securely disposed at standard 1, the
In the lock chamber that one fixing piece 3 and the second fixing piece 4 are constituted, and then multiple crystal 2 are carried out using grinder, polishing machine
It integrally grinds, polish, with surface roughness, faces parallel, the end finish to each crystal 2 in multiple crystal 2
It control effectively, to guarantee that the surface roughness of each crystal 2 is not more than 0.8nm, faces parallel is better than 0.1 λ, end face light
Cleanliness is better than 10-5 grades.
There is good mobility based on above-mentioned hot melt adhesive, can make uniform on the outer surface of each crystal 2 in multiple crystal 2
Coated with hot melt adhesive, keep the hot melt adhesive thickness between the position to be contacted of two neighboring crystal 2 identical, this makes each level course
2 parallelly distribute on of two neighboring crystal in crystal 2,2 parallelly distribute on of two neighboring crystal in each vertical level crystal 2.Due to
The axially distributed first side of multiple crystal 2 is contacted with the vertical plate 12 of standard 1, the lower surface of multiple crystal 2 and base
The level board 11 of quasi- part 1 contacts, and each crystal 2 may make to be arranged in parallel simultaneously with vertical plate 12, level board 11.Again due to benchmark
The level board 11 of part 1 is mutually perpendicular to vertical plate 12, and then can be controlled the verticality of each crystal 2, each to guarantee
The verticality of crystal 2 is better than 5 ".
There is good relatively low cementability based on above-mentioned hot melt adhesive, to be ground to multiple crystal 2, polish it
Afterwards, the fixation that lesser external force is constituted multiple crystal 2 from standard 1, the first fixing piece 3 and the second fixing piece 4 can be applied
It is taken out in chamber, avoids exerting a force excessive and multiple crystal 2 being caused to deform, and then can be to the end of each crystal 2 in multiple crystal 2
The face depth of parallelism is controlled, to guarantee that each 2 depth of parallelism of crystal is better than 10 in multiple crystal 2 ".
As it can be seen that the optical manufacturing method of YAG serial crystal 2 provided in an embodiment of the present invention, by utilizing hot melt adhesive will be more
A crystal 2 is adhered in the lock chamber that standard 1, the first fixing piece 3 and the second fixing piece 4 are constituted in a manner of stacking, can
Multiple crystal 2 are ground, are polished simultaneously, which greatly enhances the optical manufacturing efficiency of crystal 2, are conducive to YAG serial crystal 2
Processing in batching.
Each step of the optical manufacturing method of YAG serial crystal 2 provided in an embodiment of the present invention is described below:
For step S1, the vertical extent in standard 1 between level board 11 and vertical plate 12 influences each crystal 2
Verticality.The embodiment of the present invention takes following method and prepares base to guarantee that level board 11 is mutually perpendicular to vertical plate 12
Quasi- part 1, specifically includes:
Step 101, level board 11, vertical plate 12 are placed in the first support plate, and form right angle.
Specifically, level board 11, vertical plate 12 are wiped first with acetone cotton rub, to guarantee crystal 2 to be processed not by the external world
Pollution.Then, the first vaseline oil reservoir is set gradually from the bottom to top, every gummed paper, second all scholars in the upper surface of the first support plate
Woods oil reservoir is impregnated with kraft capacitor paper to avoid the glue for being bonded level board 11, vertical plate 12 and flows into the first support plate,
It is unfavorable for the cleaning of the first support plate.Finally, level board 11, vertical plate 12 to be placed in the second vaseline oil reservoir of the first support plate
On, and estimating contacts the lower end of vertical plate 12 vertically with level board 11.
Wherein, standard 1 is obtained by YAG serial crystal material, to guarantee level board 11, the vertical plate 12 of standard 1
The coefficient of expansion of crystal 2 of processing is identical with generation, so that 2 depth of parallelism of crystal after optical manufacturing is better than 10 ".Specifically,
If the crystal 2 to optical manufacturing be doping YAG crystal, the material of standard 1 be doping YAG crystal, and doping member
Element is identical as the element adulterated to optical manufacturing crystal 2.Similarly, if the crystal 2 to optical manufacturing is the YAG crystalline substance to undope
Body, then the material of standard 1 is the YAG crystal to undope.
In addition, the first support plate can be glass plate, such first support plate be not only convenient for obtain, it is cheap, and
Surface is relatively flat, can guarantee the verticality between the level board 11 of standard and vertical plate 12.
It is above-mentioned concrete restriction to be carried out to the type every gummed paper every gummed paper with capacitor paper, machine-glazed paper etc., the embodiment of the present invention,
As long as can effectively prevent the infiltration of glue.
Step 102, it is observed using angular instrument, and manually adjusts the first angle between level board 11 and vertical plate 12, directly
89 ° 59 '~90 ° 1 ' are adjusted to the first angle.
Specifically, the pit shaft of angular instrument is tilted down 45 °, and be directed toward level board 11, vertical plate 12 is formed by right angle
Crest line observes two reflection image deviations in the eyepiece of angular instrument.If deviation is less than or equal to 1 ', it is considered as level board 11, vertical plate
The first angle between 12 reaches requirement, if deviation is greater than 1 ', manual vertical plate 12, between level board 11, vertical plate 12
First angle is adjusted, until deviation is less than or equal to 1 '.
Step 103, the pending connection position spreading glue between level board 11 and vertical plate 12.
Specifically, pressing level board 11 and vertical plate 12, and using dip stick (such as toothpick) dip a small amount of glue (such as
502 glue) it is applied to the pending connection position between level board 11 and vertical plate 12.
Wherein, above-mentioned glue can be 502 glue, such glue convenient for obtaining, cheap, and rapid-curing cutback.
Step 104, after to glue curing, the second folder between level board 11 and vertical plate 12 is measured using angular instrument
Angle, if the second angle repeats the above steps not in 89 ° of 58 '~90 ° of 2 ' sections, until the second angle is adjusted to 89 ° 58 '~90 °
2′。
It should be noted that the second angle and the first angle each mean the angle between level board 11 and vertical plate 12, only
It is that the first angle refers to that level board 11 and angle of the vertical plate 12 before spreading glue, the second angle refer to level board 11 and erect
Angle of the straight panel 12 after spreading glue.
Specifically, to after the glue curing of level board 11 and 12 junction of vertical plate, for example, stopping after standing 5s~10s
Only level board 11 and vertical plate 12 are pressed.The pit shaft of angular instrument is tilted down 45 °, and is directed toward level board 11, vertical
Plate 12 is formed by right angle crest line, observes two reflection image deviations in the eyepiece of angular instrument.If deviation is less than or equal to 2 ', it is considered as
The second angle between level board 11, vertical plate 12 reaches requirement, if deviation is greater than 2 ', repeats the above steps 101 to step
103, until deviation is less than or equal to 2 '.
After the second angle reaches requirement, standard 19min~11min is stood.Later, standard 1 is supported from first
It is removed on plate, and using acetone cotton rub except level board 11 and the extra glue in 12 junction of vertical plate.
For step S2, standard 1, the first fixing piece 3 are fixed in order to be conducive to multiple crystal 2 in the form of stacking ground
In the lock chamber constituted with the second fixing piece 4, then the identical multiple crystal 2 of size are being laminated in level board using hot melt adhesive
Before on 11, optical manufacturing method provided by the embodiment of the present invention further include:
Step 2011 is successively equipped with metal foil paper 8, every gummed paper from the bottom to top on the heating, and by multiple crystal 2
It is placed in every on gummed paper.
Specifically, being successively laid with metal foil paper 8 from the bottom to top in the heating plate of heating device, every gummed paper, and will be multiple
Crystal 2, standard 1, the first fixing piece 3 and the second fixing piece 4 are both placed in every on gummed paper.
Wherein it is possible to be laid with multiple metal foil papers 8, on hot plate to reduce the damaged probability of metal foil paper 8.About gold
Belong to the type of foil paper 8, can be aluminium-foil paper, masking foil, based on the feature that masking foil is cheap, the embodiment of the present invention is preferentially examined
Consider.
In addition, it is above-mentioned every gummed paper can be one-side glazed paper, such every gummed paper convenient for obtaining, and it is cheap.It is understood that
, should every in gummed paper towards the face of multiple crystal 2 be smooth surface.
In order to prevent since human operational error causes crystal 2 to be processed from every falling down on gummed paper, the present invention is real
It applies in example, before being laid with metal foil paper 8 on the heating, the surrounding 81 of metal foil paper is rolled over vertically back to heating device
It rises (referring to attached drawing 2).
It should be noted that attached arrow illustrated in fig. 2 indicates the direction that the surrounding 81 of metal foil paper folds.
Metal foil paper 8 based on above structure, it is contemplated that the working area size of heating plate, the width of metal foil paper 8 can
Greater than the heating board width of heating device, it is greater than 20mm;Similarly, the length of metal foil paper 8 can be greater than heating device
Heating plate length, is greater than 20mm.By so set, (the i.e. unfolded area of operating area 82 of metal foil paper 8 can be made
Domain) area it is identical as the heating plate suqare of heating device.
It is understood that the above-mentioned size every gummed paper is identical as the operating area 82 of metal foil paper 8.
After step 2012, thermal to be added are heated to, hot-melt is put on a part of crystal 2 in multiple crystal 2.
Specifically, being laid in a part of crystal 2 in multiple crystal 2 every on gummed paper, for example, can choose to be added
15 crystal 2 in 30 crystal 2 of work, and open heating device.To by heater plate to 70 DEG C~100 DEG C (such as 70
DEG C, 80 DEG C, 90 DEG C, 100 DEG C, 110 DEG C etc.) after, hot-melt is put on a part of crystal 2 in multiple crystal 2.Later,
Heating device is closed if hot melt adhesive is smoothly melted, otherwise continues heating until hot melt adhesive can be successfully melted on crystal 2.
Wherein, the melting temperature of hot melt adhesive is also 70 DEG C~100 DEG C, by the way that the heating temperature of heating device is arranged such,
Hot melt adhesive can be made smoothly to melt, make it have good mobility.
Step 2013, to hotmelt melts after, remainder crystal 2 is mixed with a part of crystal 2, so that each crystalline substance
Hot melt adhesive is coated on body 2.
Specifically, can take on the other hand tweezers (such as bamboo tweezers) after to hotmelt melts, toothpick is taken on the other hand, it will be multiple
Remainder crystal 2 in crystal 2 is mixed with a part of crystal 2, until making to be coated with hot melt adhesive on each crystal 2.
To it will be coated with hot melt adhesive on each crystal 2 after, step S2 can further comprise:
Step 202, the crystal 2 that the first default number of plies is laid on level board 11, and the bottom is fixed in process of deployment
Outermost crystal 2 in crystal 2 (referring to attached drawing 3).
Specifically, wearing gloves (such as cotton gloves), and the two ends of crystal 2 are pinched, placed it on level board 11,
And pinch the quantity taken every time and be no more than 5, it falls off from gloves to avoid crystal 2.It then, will using tweezers (such as bamboo tweezers)
The first default number of plies of tiling of crystal 2 being placed on level board 11, and make innermost crystal 2 and vertical plate 12 in every layer crystal body 2
Bonding.And after complete first layer crystal 2 (i.e. bottom crystal 2) to be laid, fixing piece (such as toothpick) is erected at bottom crystalline substance
In body 2 on outermost crystal 2, avoid when being laid with crystal 2 on bottom crystal 2, the crystal 2 being laid with caves in.
Wherein, the quantity of every layer crystal body 2 is configured according to 2 quantity of crystal to be processed, such as the number of crystal 2 to be processed
Amount is 100, then the quantity of every layer crystal body 2 isRoot.
In addition, the setting of the number of plies about the first default number of plies crystal, can be set to 2 layers, 3 layers, 4 layers, 5 layers, 6 layers
Deng.In view of during crystal 2 of the first default number of plies of laying, crystal 2 can cave at any time, the present invention on level board 11
In embodiment, the first default number of plies may be configured as 2~4.
Step 203, by the lower surface of the first fixing piece 3, side respectively with level board 11, the first default number of plies crystal 2
Second side is bonded (referring to attached drawing 3).
Specifically, the first fixing piece 3 is erect later by hot melt adhesive is coated on the bottom surface and side of the first fixing piece 3
It is bonded on the upper surface of level board 11, and makes the second side of the crystal 2 of the first fixing piece 3 and the first default number of plies viscous simultaneously
It connects.
It is understood that the second side of the first default number of plies crystal 2 refer in the first default number of plies crystal 2 with crystal
The side of the parallel and separate vertical plate 12 of 2 axis.
Wherein, the first fixing piece 3 is obtained by YAG serial crystal material, to guarantee the first fixing piece 3 and to optical manufacturing
Crystal 2 the coefficient of expansion it is identical so that 2 depth of parallelism of crystal after optical manufacturing is better than 10 ".Specifically, if to optics
The crystal 2 of processing be doping YAG crystal, then the material of the first fixing piece 3 be doping YAG crystal, and adulterate element and
The element that crystal 2 to optical manufacturing is adulterated is identical.Similarly, if the crystal 2 to optical manufacturing is the YAG crystalline substance to undope
Body, then the material of the first fixing piece 3 is the YAG crystal to undope.
Step 204 is laid with the crystal 2 of the second default number of plies in the upper surface of the crystal 2 of the first default number of plies, and makes second
In default number of plies crystal 2 first side axially distributed in second default number of plies crystal 2, second side respectively with vertical plate
12, the first fixing piece 3 bonding (referring to attached drawing 3).
It is erected it should be noted that the total height of the first default number of plies crystal 2 and the second default number of plies crystal 2 is less than or equal to
The minimum constructive height of straight panel 12, the first fixing piece 3.
Second fixing piece 4 is adhered on the upper surface of the second default number of plies crystal 2, and makes the second fixing piece by step 205
4 first side, second side are Nian Jie (referring to attached drawing 3) with vertical plate 12, the first fixing piece 3 respectively.
Specifically, it is coated with above-mentioned hot melt adhesive in the lower surface of the second fixing piece 4 and first side, second side,
Then the lower surface of the second fixing piece 4 is contacted with the upper surface of the crystal 2 of the second default number of plies, the first of the second fixing piece 4
Side, second side are contacted with vertical plate 12, the first fixing piece 3 respectively so that the upper surface of the crystal 2 of the second default number of plies with
Second fixing piece 4 bonding, and make the first side of the second fixing piece 4, second side respectively with vertical plate 12, the first fixing piece 3
Bonding.
Wherein, the second fixing piece 4 is obtained by YAG serial crystal material, to guarantee the second fixing piece 4 and to optical manufacturing
Crystal the coefficient of expansion it is identical so that 2 depth of parallelism of crystal after optical manufacturing is better than 10 ".Specifically, if adding to optics
The crystal 2 of work be doping YAG crystal, then the material of the second fixing piece 4 be doping YAG crystal, and adulterate element and to
The element that optical manufacturing crystal 2 is adulterated is identical.Similarly, if the crystal 2 to optical manufacturing is the YAG crystal to undope,
The material of second fixing piece 4 is the YAG crystal to undope.
In order to which make multiple crystal 2 flushes with lock chamber port and makes two neighboring crystalline substance with two axially vertical end faces
Body 2 is effectively bonded, after the crystal 2 of the second default layer to be laid, in the embodiment of the present invention, and step S2 further include:
Multiple crystal 2 and the first end face of axially vertical distribution are vertically placed in the second support plate 5 (ginseng by step 206
See attached drawing 3).
Specifically, the second support plate 5 is placed on horizontal workbench, and remove from the heating plate of heating device more
A crystal 2 (crystal 2 of the crystal 2 of the i.e. first default number of plies and the second default number of plies) and the be bonded standard 1 of outer wall,
Multiple crystal 2 and the first end face of axially vertical distribution are vertically placed at second by one fixing piece 3 and the second fixing piece 4
On fagging 5.
Wherein, the second support plate 5 can be glass plate.Such second support plate 5 has surfacing, and cheap
Feature.
Step 206 squeezes multiple crystal 2 by standard 1, the first fixing piece 3, the second fixing piece 4.
Specifically, wearing gloves (such as cotton gloves), it is fixed that standard 1, the first fixing piece 3, second are repeatedly squeezed later
Part 4 avoids during being ground, being polished, crystal 2 is from lock chamber so that two neighboring crystal 2 is effectively bonded
It falls off.
Wherein, the number of extruding can be 4 times, 5 times, 6 times, and the embodiment of the present invention does not limit the number of extruding specifically
System.
Step 207 presses down on each crystal 2, until the lower end surface in each crystal 2 is contacted with the second support plate 5.
Specifically, being pressed down on using pressing piece (such as toothpick) from the upper surface of each crystal 2, until all crystal 2
Lower end surface contacted with the second support plate 5.
Step 208, standard 1, the first fixing piece 3 or the second fixing piece 4 are placed in third support plate 6, and level is put
Third support plate 6 is set, so that each crystal 2 is by gravity horizontal distribution (referring to attached drawing 3).
Specifically, third support plate 6 and the outer wall of standard 1, the first fixing piece 3 or the second fixing piece 4 are affixed, and same
When promptly third support plate 6 and standard 1, the first fixing piece 3 or the second fixing piece 4, multiple crystal 2 are overturn, third is made
Support plate 6 is horizontal positioned, to realize that each crystal 2 relies on self gravity horizontal distribution.
By so set, the lower end surface of each crystal 2 can be made to contact with the second support plate 5, partial crystals 2 incline
In the case where tiltedly, the depth of parallelism of each crystal 2 is avoided to be deteriorated.
Wherein, third support plate 6 can be glass plate.Such third support plate 6 has surfacing, and cheap
Feature.
After crystal 2 is cooling, remove the third outside standard 1, the first fixing piece 3 or the second fixing piece 4 using acetone
Support plate 6.And level board 11, vertical plate 12, the first fixing piece 3, the folder of the second fixing piece 4 between any two are measured using angular instrument
Angle if each angle not in 89 ° of 56 '~90 ° of 4 ' sections, is needed to heat in multiple crystal 2, be removed, and repeats above-mentioned each step
Suddenly, until each angle is at 89 ° 56 '~90 °
4 ' sections.
For step S3, in order to avoid causing due to there is gap in multiple crystal 2 in grinding, polishing process
In, the case where crystal 2 deforms, in the embodiment of the present invention, before multiple crystal 2 are ground, polished, first fills more
Gap in a crystal 2, specifically:
Step 301, heating volume ratio 1:(9~11) superfine rosin and Chinese wax, until obtain liquid wax oil.
Specifically, by volume ratio 1:(9~11) superfine rosin and Chinese wax be added to container (such as copper bowl)
In, and superfine rosin, Chinese wax are heated using heating device (such as alcolhol burner), make superfine rosin, Chinese wax
It is melted to liquid wax oil, is stirred later using iron staff.
Step 302 will immerse in wax oil in multiple crystal 2 with axially vertical first end.
Specifically, extinguishing alcolhol burner first, it is laid with an at least oil removal paper (such as machine-glazed paper) on the table.Outer wall is glued
2 first end of multiple crystal for being connected to standard 1, the first fixing piece 3 and the second fixing piece 4 immerses in wax oil, 9min to be impregnated
After~11min (such as 9min, 10min, 11min), static 9 "~11 " (such as 9 ", 10 ", 11 ") is quickly removed, and by waxdip
End is stood on downwards on oil removal paper vertically to its natural cooling, and first end sealing wax is completed.
After step 303, preset time to be cooled, wax oil is dripped into the second end with axially vertical distribution in multiple crystal 2
In portion, wax layer is formed.
Specifically, the wax oil in container (such as copper bowl) is heated to again first with heating device (such as alcolhol burner)
It is liquid, the wax oil in copper bowl is drawn with suction pipe and is dripped on the second end with axially vertical distribution of multiple crystal 2, until more
The wax layer of preset thickness (such as 2mm) is covered on the second end of a crystal 2.
Step 304, pressing wax layer, the wax layer after making fusing flow into the gap in multiple crystal 2.
Specifically, being plated the wax layer using electric iron, the wax oil after making fusing is flowed into the gap in multiple crystal 2.
Wherein, during pressing wax layer, the wax layer is pushed up on bubble if having, and toothpick is inserted into the position where the bubble, makes the gas
Bubble is emerged.
After the cooling of multiple crystal 2, using gasoline cotton rub in addition to standard 1, the first fixing piece 3 and the second fixing piece 4
Wax on wall.
Later, to outside is bonded with standard 1, multiple crystal 2 of the first fixing piece 3 and the second fixing piece 4 are ground,
Specifically, multiple crystal 2 are mounted on uniaxial machine, using cast iron abrasive disk by two perpendicular to the axis in multiple crystal 2
End face simultaneous grinding, until the verticality of each crystal 2 is made to be less than or equal to 5 '.
In view of the classic polishing processes in mechanical polishing can carry out subtle material to polished surface by high rigidity polishing material
Material removal has more advantage with the flatness to control 2 polished surface of crystal, can be realized 2 surface planarity of crystal≤0.1 λ, full
Sufficient laser design requirement, in this regard, the embodiment of the present invention polishes multiple crystal 2 using classic polishing processes.And it is polishing
In the process, the depth of parallelism of 2 two end faces of crystal is measured by laser plane interferometer, controls whole surface interference fringe≤4.
Further, in order to make the external multiple crystal 2 for being bonded with standard 1, the first fixing piece 3 and the second fixing piece 4
It can be loaded on securely in the aluminum holding ring of polissoir, which can specifically: smear gypsic horizon 7 in the outer wall of lock chamber
(referring to attached drawing 4) is then clamped in the holding ring of polissoir, is polished.
By smearing gypsic horizon 7, both can avoid using hot melt adhesive will be bonded with standard 1, the first fixing piece 3 is consolidated with second
The multiple crystal 2 for determining part 4 are bonded in holding ring, can prevent the introducing of additional heat;Also it can avoid to be bonded using foaming agent
There are multiple crystal 2 of standard 1, the first fixing piece 3 and the second fixing piece 4 to be bonded in holding ring, can prevent in polishing process
In multiple crystal 2 be detached from holding ring;Also it can avoid smearing the materials such as lime on chamber outer wall, can prevent from being bonded with standard
1, multiple crystal 2 of the first fixing piece 3 and the second fixing piece 4 cannot be removed from lime.
Wherein, above-mentioned gypsic horizon 7 include mass ratio be 1:(5~7) cement, complaster.By so set, can subtract
Pumice layer of paste 7 is in the curing process to the extruding degree of multiple crystal 2.Specifically, cement is first setting expansion, rear solidification receipts
Contracting, on the contrary, complaster is first cure shrinkage, rear setting expansion.
In addition, as shown in table 1, complaster has lesser compression strength relative to other materials, it can be effortlessly by stone
Layer of paste 7 is removed from standard 1, the first fixing piece 3 and the second fixing piece 4, is avoided during removing gypsic horizon 7 using excessive
Power and each crystal 2 is deformed, can effectively ensure that 2 depth of parallelism of crystal better than 10 ".
Table 1
It is directed to step S4, it can be specifically, gypsic horizon 7 be taken out after removing in holding ring brilliant after polished end
Body 2, and the bubble of crystal 2 after so that bonding agent is dissolved in acetone, each crystal 2 is cleaned up, is processed in acetone liquid
The crystal 2 of good YAG series.
Using optical manufacturing method as provided above, optics is carried out to the crystal 2 of the YAG series of 114 3 × 78mm of Ф
Processing, testing result are as shown in table 2:
Table 2
Equally, optical manufacturing method as provided above is also utilized, to the crystal 2 of the YAG series of 114 5 × 85mm of Ф
Optical manufacturing is carried out, testing result is as shown in table 3:
Table 3
Technical indicator | Qualified quantity | Qualification rate | |
End face plane degree | 0.1 λ (λ=632.8nm) | 144 | 100% |
Faces parallel | ≤10″ | 144 | 100% |
End face and cylinder verticality | ≤5′ | 144 | 100% |
Beauty defects | 10-5(MIL-PRF-13830B) | 144 | 100% |
As it can be seen that optical manufacturing method provided in an embodiment of the present invention, it is up to standard extremely can disposably to process multiple optical indexes
85% or more YAG serial crystal.
All the above alternatives can form the alternative embodiment of the disclosure, herein no longer using any combination
It repeats one by one.
The foregoing is merely illustrative embodiments of the invention, the protection scope being not intended to limit the invention is all at this
Within the spirit and principle of invention, any modification, equivalent replacement, improvement and so on should be included in protection model of the invention
Within enclosing.
Claims (10)
1. a kind of optical manufacturing method of YAG serial crystal, which is characterized in that the optical manufacturing method includes:
It obtains standard (1), the standard (1) includes perpendicular level board (11), vertical plate (12);
The identical multiple crystal (2) of size are laminated on the level board (11) using hot melt adhesive, and make the multiple crystal
(2) axially distributed first side is Nian Jie with the vertical plate (12), and by the first fixing piece (3), the second fixing piece (4)
It is adhered to the axially distributed second side of the multiple crystal (2) respectively, on upper surface;
The gap in the multiple crystal (2) is filled, then to the multiple crystal (2) grinding, polishing;
By multiple crystal (2) after polishing from the standard (1), first fixing piece (3) and second fixing piece (4)
It is taken out in the lock chamber constituted, and removes the hot melt adhesive on each crystal (2);
Wherein, it is (7~8): superfine rosin, beeswax and the paraffin of 1:1 that the hot melt adhesive, which includes mass ratio,.
2. optical manufacturing method according to claim 1, which is characterized in that the acquisition standard (1), comprising:
The level board (11), the vertical plate (12) are placed in the first support plate, and form right angle;
It is observed using angular instrument, and manually adjusts the first angle between the level board (11) and the vertical plate (12), directly
89 ° 59 '~90 ° 1 ' are adjusted to first angle;
Pending connection position spreading glue between the level board (11) and the vertical plate (12);
After the glue curing, measured between the level board (11) and the vertical plate (12) using the angular instrument
Second angle, if second angle repeats the above steps not in 89 ° of 58 '~90 ° of 2 ' sections, until the second angle tune
To 89 ° 58 '~90 ° 2 '.
3. optical manufacturing method according to claim 2, which is characterized in that by the level board (11), described vertical
Plate (12) is placed in front of first support plate, sets gradually first all scholars from the bottom to top in the upper surface of first support plate
Woods oil reservoir, every gummed paper, the second vaseline oil reservoir.
4. optical manufacturing method according to claim 1, which is characterized in that described using hot melt adhesive that size is identical
Before multiple crystal (2) are laminated on the level board (11), the optical manufacturing method further include:
It is successively equipped with metal foil paper (8) from the bottom to top on the heating, is placed in every gummed paper, and by the multiple crystal (2)
It is described every on gummed paper;
After the heating devices heat to after 70 DEG C~100 DEG C, the hot-melt is put on one in the multiple crystal (2)
On partial crystals (2);
After the hotmelt melts, remainder crystal (2) is mixed with a part of crystal (2), so that described every
The hot melt adhesive is coated on a crystal (2).
5. optical manufacturing method according to claim 4, which is characterized in that the metal foil paper (8) is being laid on institute
Before stating on heating device, the surrounding (81) of the metal foil paper is turned up vertically back to the heating device.
6. optical manufacturing method according to claim 1, which is characterized in that described using hot melt adhesive that size is identical more
A crystal (2) is laminated on the level board (11), and makes axially distributed first side and the institute of the multiple crystal (2)
Vertical plate (12) bonding is stated, and the first fixing piece (3), the second fixing piece (4) are adhered to the edge of the multiple crystal (2) respectively
In the second side that is axially distributed, upper surface, comprising:
The first default number of plies crystal (2) that the number of plies is 2~4 is laid on the level board (11), and fixed in process of deployment
Outermost crystal (2) in bottom crystal (2);
By the lower surface of first fixing piece (3), side respectively with the level board (11), the first default number of plies crystal
(2) second side bonding;
It is laid with the second default number of plies crystal (2) in the upper surface of the described first default number of plies crystal (2), and makes described second to preset
In number of plies crystal (2) axially distributed first side, second side respectively with the vertical plate (12), first fixing piece
(3) it is bonded;
Second fixing piece (4) is adhered on the upper surface of the described second default number of plies crystal (2), and makes described second to consolidate
First side, the second side for determining part (4) are Nian Jie with the vertical plate (12), the first fixing piece (3) respectively.
7. optical manufacturing method according to claim 1, which is characterized in that described using hot melt adhesive that size is identical more
A crystal (2) is laminated on the level board (11), and makes axially distributed first side and the institute of the multiple crystal (2)
Vertical plate (12) bonding is stated, and the first fixing piece (3), the second fixing piece (4) are adhered to the edge of the multiple crystal (2) respectively
In the second side that is axially distributed, upper surface, further includes:
The multiple crystal (2) and the first end face of axially vertical distribution are vertically placed on the second support plate (5);
The multiple crystal (2) is squeezed by the standard (1), first fixing piece (3), second fixing piece (4);
Each crystal (2) is pressed down on, until lower end surface and second support plate (5) in each crystal (2)
Contact;
The standard (1), first fixing piece (3) or second fixing piece (4) are placed on third support plate (6),
And it is horizontally arranged the third support plate (6), so that each crystal (2) is distributed by gravity horizontal.
8. optical manufacturing method according to claim 1, which is characterized in that in the multiple crystal (2) of filling
Gap, comprising:
Heat volume ratio 1:(9~11) superfine rosin and Chinese wax, until obtain liquid wax oil;
It will be in the first end immersion wax oil with axially vertical distribution of the multiple crystal (2);
After preset time to be cooled, the wax oil is dripped into the second end with axially vertical distribution in the multiple crystal (2)
On, form wax layer;
Pressing said wax layer, the wax layer after making fusing flow into the gap in the multiple crystal (2).
9. optical manufacturing method according to claim 1, which is characterized in that described to be polished to the multiple crystal (2), packet
It includes:
Gypsic horizon (7) are smeared in the outer wall of the lock chamber, is then clamped in the holding ring of polissoir, is polished;
Wherein, the gypsic horizon (7) include: mass ratio be 1:(5~7) cement, complaster.
10. described in any item optical manufacturing methods according to claim 1~9, which is characterized in that the standard (1), described
First fixing piece (3), second fixing piece (4) are obtained by YAG serial crystal material.
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