CN116100807A

CN116100807A - Tooling structure capable of adjusting coaxiality of light spots of laser module and coaxiality adjusting method

Info

Publication number: CN116100807A
Application number: CN202310167775.7A
Authority: CN
Inventors: 王亚男
Original assignee: Shanghai Sunny Intelligent Technology Co ltd
Current assignee: Shanghai Sunny Intelligent Technology Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-05-12

Abstract

The invention relates to the field of 3D printing, in particular to a laser module coaxiality adjusting tool structure and a coaxiality adjusting method, which comprise a fixed plate, wherein a laser generator is fixedly arranged at the upper end of the fixed plate, a first reflecting mirror is arranged on the right side of the laser generator and fixedly arranged on the fixed plate, a second reflecting mirror is arranged on the front side of the first reflecting mirror and fixedly arranged on the fixed plate, a vibrating mirror is arranged on the left side of the second reflecting mirror and fixedly arranged on the fixed plate, a laser module tool is fixedly arranged at the right end of the vibrating mirror, the laser module tool can adjust the size of a light spot, and the laser module tool comprises a dust cover, a vibrating mirror connecting piece, a front plate, a movable seat, a rear plate, a motor, a bottom plate, a limiting piece, a photoelectric limiting switch, an elastic coupling, a ball screw nut seat, a sliding block, a linear rail and an optometric round table; the invention realizes the effects that the laser module can change the size of the light spot, improve the 3D printing efficiency and reduce the cost.

Description

Tooling structure capable of adjusting coaxiality of light spots of laser module and coaxiality adjusting method

Technical Field

The invention relates to the field of 3D printing, in particular to a tool structure capable of adjusting coaxiality of light spots of a laser module and a coaxiality adjusting method.

Background

Since the 90 s of the 20 th century, the market environment of the manufacturing industry has changed greatly, on the one hand, as the consumer demands are increasingly becoming more dominant, personalized and diversified; on the other hand, product manufacturers have focused on the intense competition in the global market. In the face of the market, not only products meeting the demands of consumers are designed rapidly, but also products are produced and manufactured rapidly, so that the market is preempted. For this reason, industrialized countries have been developing advanced manufacturing techniques to increase the level of manufacturing industry without remaining effort. With the development of computer, microelectronics, information, automation, new materials and modern enterprise management technologies becoming more and more advanced, the bottleneck of limiting the industrial application of 3D printing technology in the past is gradually broken, and 3D printing is becoming mature as one of the means of the 4.0 era of industrial revolution.

At present, many laser modules in the prior art can not move fast, because the coaxiality is not very high, laser focusing can not be better and faster realized, so when the coaxiality can not be guaranteed in real time, the moving speed is too fast, light spots are unstable, the adjustment time is increased, the efficiency is reduced, the sintered product is also provided with flaws, the light source emits original light in the printing process, the light is reflected to the light inlet of the second reflecting mirror through the first reflecting mirror, the light is then emitted into the light inlet of the vibrating mirror, the finished product model is printed on the liquid material in the equipment, the most common printing mode in the market is adopted, the light spot size can not be changed, the instrument for adjusting the light spots also belongs to a precise instrument, many technologies are dependent on import, and the operation of professionals is required, and the cost for adjustment and use is high.

Disclosure of Invention

In view of this, the invention provides a tool structure and a method for adjusting coaxiality of adjustable light spots of a laser module, which solve the problems in the prior art.

In order to achieve the above purpose, the invention is realized by the following technical scheme: the invention provides a laser module coaxiality adjusting tool structure which comprises a fixed plate, wherein a laser generator is fixedly arranged at the upper end of the fixed plate, a first reflecting mirror is arranged on the right side of the laser generator and fixedly arranged on the fixed plate, a second reflecting mirror is arranged on the front side of the first reflecting mirror and fixedly arranged on the fixed plate, a vibrating mirror is arranged on the left side of the second reflecting mirror and fixedly arranged on the fixed plate, a laser module tool is fixedly arranged at the right end of the vibrating mirror, and the laser module tool can adjust the size of a light spot.

In the above-mentioned laser module adjustable facula axiality frock structure, as the preferred scheme, laser module frock includes dust cover, galvanometer connecting piece, front bezel, moves seat, back plate, motor, bottom plate, spacing piece, photoelectricity limit switch, elastic coupling, ball screw nut seat, slider, line rail and optometry round platform frock, the activity of bottom plate upper end embeds the line rail, line rail upper end cover assembly has the slider, slider upper end cover assembly has moved the seat, move seat front end fixed mounting and have spacing piece, both ends can be dismantled respectively about the bottom plate and be connected with front bezel and back plate, back plate left end fixed mounting has photoelectricity relay position switch, back plate and move the seat endotheca and have optometry round platform frock, back plate right-hand member can dismantle fixed mounting has the motor, motor left end fixed mounting has elastic coupling, elastic coupling left end fixed mounting has the ball screw, ball screw nut seat is fixed with to the outer disc cover of ball screw, front bezel left end fixed mounting has the galvanometer connecting piece, front bezel and back plate upper end can be dismantled and be connected with dust cover.

In the tool structure with the adjustable facula coaxiality of the laser module, as a preferable scheme, circular grooves are formed in the movable seat, the front plate, the vibrating mirror connecting piece and the rear plate, and the circular grooves are in a concentric structure.

In the above tool structure with the adjustable facula coaxiality of the laser module, as a preferable scheme, the upper end of the bottom plate is provided with a rectangular groove, and the left end and the right end of the bottom plate are respectively provided with a connecting round hole in sequence.

In the tool structure with the adjustable facula coaxiality of the laser module, as a preferable scheme, the outer ends of the rear plate and the front plate are respectively provided with a connecting round hole in sequence.

In the tool structure with the adjustable light spot coaxiality of the laser module, as a preferable scheme, the ball screw penetrates through the ball screw nut seat in the movable seat.

In the above-mentioned frock structure of adjustable facula axiality of laser module, as the preferred scheme, set up in the optometry round platform frock and run through the round hole to inside is equipped with two lens modules, and two lens modules are two lenses again respectively and are constituteed.

In the tool structure with the adjustable facula coaxiality of the laser module, as a preferable scheme, positioning holes are respectively formed in the vibrating mirror and the inner end of the connecting piece of the vibrating mirror.

In the above method for adjusting coaxiality of adjustable light spots of a laser module, the method preferably includes:

the fixed plate is convenient to support, laser is emitted by the laser generator, a light path is formed into a shape like a Chinese character 'Hui', and then the light path is antiparallel through the first reflecting mirror and the second reflecting mirror, and the light path is antiparallel through the laser module tool, wherein the laser module tool comprises a dust cover, a vibrating mirror connecting piece, a front plate, a movable seat, a rear plate, a motor, a bottom plate, a limiting piece, a photoelectric limiting switch, an elastic coupling, a ball screw nut seat, a sliding block, a wire rail and an optometry round table tool;

because optometry round platform frock comprises the coaxial frock cylinder of high accuracy, the diameter is unanimous with the connection round hole of moving seat, back plate respectively, can close fit, be similar to synchronous ware frock, because laser beam need pass through from the positive centre of lens module (before finally fixing, need use the hole that the diameter is approximately 1mm to verify, just can ensure the axiality of two sets of lens module mounting holes), after axiality verifies, just can fix the back plate (so reserve 1 mm's size allowance, even produce the error during the installation, also can not influence the roughness of bottom plate), adjust and guarantee axiality back, again through moving seat and back plate installation lens module in the laser module frock, take off optometry round platform frock, at moving seat and back plate coplanar position installation lens module, lens module replaces the position of optometry round platform frock in the laser module frock, two lens module sizes are unanimous completely with optometry round platform frock, the laser module is through adjusting the distance between moving seat and the back plate and is adjusted the laser beam, the laser beam that adjusts gets into the mirror that shakes, lens below the mirror, focus at the liquid level of solidifying material, form a high-efficient light spot, the higher the sintering efficiency is carried out, the higher the sintering is carried out to the solidifying material, the high-efficient, the sintering is carried out.

In the above method for adjusting coaxiality of adjustable light spots of a laser module, preferably, the first reflecting mirror and the second reflecting mirror form a light path shape in a shape of a return line at 45 degrees.

The invention provides a tool structure capable of adjusting the coaxiality of light spots of a laser module and a coaxiality adjusting method, which have the following beneficial effects:

1. the groove through bottom plate upper end center just in time with the line rail width unanimity, the effectual light source that has guaranteed gets into the galvanometer can not take place the skew, move the recess just in time unanimous with the width of slider under the seat, the spacing piece has also guaranteed simultaneously that move the seat can not adorn the skew, bottom plate and back plate bottom do not coincide the form, have a millimeter error, because the bottom plate forms the concave form with front bezel and back plate respectively, conveniently constitutes the accommodation space, the cost is reduced has also guaranteed the precision promptly.

2. The motor drives the elastic coupling and the ball screw to rotate, the ball screw nut seat is locked with the movable seat by the screw, the other end of the ball screw is locked with the elastic coupling, the ball screw nut seat drives the movable seat, the sliding block and the linear rail to conduct telescopic motion along the bottom plate, and due to the motion of the movable seat, the optometric round bench is relatively moved in the movable seat and the rear plate, circular grooves are formed in the movable seat, the front plate, the vibrating mirror connecting piece and the rear plate and are in a concentric structure, so that the light source is adjusted to enter the vibrating mirror, and the adjustment requirements of 3D printers of different specifications and different printing jobs are met by changing the size of light spots.

3. The design of the laser module tool enables common workers and processing factories to produce and install more easily, and coaxiality of the laser module is adjusted under the condition that a high-precision import optometry instrument is not used, so that laser is focused efficiently, and production and assembly costs are reduced;

4. the laser module frock remains high axiality throughout, reduces the loss in the laser transmission process, promotes focusing effect for the laser module of 3D printer can the quick travel, improves production efficiency.

Drawings

Fig. 1 is a schematic diagram of a laser module coaxiality adjusting tool structure and a coaxiality adjusting method for a laser module according to an embodiment of the invention;

fig. 2 is a schematic diagram of a connection structure between a galvanometer and a laser module tool of the laser module tool structure capable of adjusting the coaxiality of light spots and the coaxiality adjusting method according to the embodiment of the invention;

fig. 3 is a schematic structural diagram of the laser module tooling inside of the laser module tooling structure with adjustable facula coaxiality and the coaxiality adjusting method according to the embodiment of the invention;

fig. 4 is a schematic diagram of a bottom plate structure of a laser module tool with an adjustable spot coaxiality tool structure and an adjustable coaxiality method for a laser module according to an embodiment of the invention;

fig. 5 is a schematic diagram of a rear plate structure in a laser module tool with a tool structure and a method for adjusting coaxiality of light spots adjustable by a laser module according to an embodiment of the invention;

fig. 6 is a schematic diagram of a connection structure between a slider and a wire track in a laser module tool with an adjustable spot coaxiality tool structure and an adjustable coaxiality method for a laser module according to an embodiment of the invention;

fig. 7 is a schematic diagram of a connection structure of a slider, a wire rail and a movable seat in a laser module tool with an adjustable spot coaxiality tool structure and an adjustable coaxiality method for a laser module according to an embodiment of the invention;

fig. 8 is a schematic diagram of a structure of motor connection in a laser module tool with an adjustable spot coaxiality tool structure and an adjustable coaxiality method for a laser module according to an embodiment of the invention;

fig. 9 is a schematic diagram of a galvanometer structure of a tool structure and a method for adjusting coaxiality of adjustable light spots of a laser module according to an embodiment of the invention;

fig. 10 is a schematic structural diagram of a galvanometer connector in a laser module tool with an adjustable spot coaxiality tool structure and an coaxiality adjustment method for a laser module according to an embodiment of the invention;

fig. 11 is a schematic structural diagram of a front plate in a laser module tooling for adjusting coaxiality of light spots and a coaxiality adjusting method of a laser module according to an embodiment of the invention;

fig. 12 is a schematic diagram of a cross-sectional structure of an optometry round table tool in a laser module tool with an adjustable spot coaxiality tool structure and an coaxiality adjustment method according to an embodiment of the invention.

Reference numerals illustrate:

1. a fixing plate; 2. a laser generator; 3. a first mirror; 4. a second mirror; 5. vibrating mirror; 6. a laser module tool; 601. a dust cover; 602. a galvanometer connector; 603. a front plate; 604. a movable seat; 605. a rear plate; 606. a motor; 607. a bottom plate; 608. a limiting piece; 609. a photoelectric limit switch; 610. an elastic coupling; 611. a ball screw; 612. a ball screw nut seat; 613. a slide block; 614. a wire rail; 615. optometry round platform frock.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1, fig. 2 and fig. 9, fig. 1 is a schematic diagram of a perspective structure of a laser module coaxiality adjustable tool structure and a coaxiality adjustment method according to an embodiment of the present invention, fig. 2 is a schematic diagram of a connection structure between a galvanometer of the laser module coaxiality adjustable tool structure and the coaxiality adjustment method according to an embodiment of the present invention and a galvanometer of the laser module tool, and fig. 9 is a schematic diagram of the laser module coaxiality adjustable tool structure and the coaxiality adjustment method according to an embodiment of the present invention; including fixed plate 1, fixed plate 1 upper end fixed mounting has laser generator 2, and on the fixed plate 1 is equipped with first speculum 3 and fixed mounting in the laser generator 2 right side, first speculum 3 front side was equipped with second speculum 4 and fixed mounting has on the fixed plate 1, and second speculum 4 left side is equipped with shakes the mirror 5 and fixed mounting has on the fixed plate 1, shakes mirror 5 right-hand member fixed mounting and has laser module frock 6, and laser module frock 6 adjustable facula size.

In the above-mentioned laser module coaxiality adjustable tooling structure, as a preferred solution, please refer to fig. 1, 2, 3, 4, 5, 6, 7, 8, 10, 11 and 12, fig. 1 is a schematic diagram of a three-dimensional structure of the laser module coaxiality adjustable tooling structure and coaxiality adjustment method provided by the embodiment of the invention, fig. 2 is a schematic diagram of a connection structure of a galvanometer of the laser module coaxiality adjustable tooling structure and coaxiality adjustment method provided by the embodiment of the invention and a laser module tooling, fig. 3 is a schematic diagram of an internal structure of the laser module tooling of the laser module coaxiality adjustable tooling structure and coaxiality adjustment method provided by the embodiment of the invention, fig. 4 is a schematic diagram of a bottom plate structure of the laser module tooling of the laser module coaxiality adjustable tooling structure and coaxiality adjustment method provided by the embodiment of the invention, FIG. 5 is a schematic diagram of a rear plate structure in a laser module tooling of the laser module coaxiality adjustable tooling structure and coaxiality adjustment method provided by the embodiment of the invention, FIG. 6 is a schematic diagram of a connection structure of a slide block and a linear rail in the laser module tooling of the laser module coaxiality adjustable tooling structure and coaxiality adjustment method provided by the embodiment of the invention, FIG. 7 is a schematic diagram of a connection structure of a slide block, a linear rail and a movable seat in the laser module tooling of the laser module coaxiality adjustable tooling structure and coaxiality adjustment method provided by the embodiment of the invention, FIG. 8 is a schematic diagram of a motor connection in the laser module tooling of the laser module coaxiality adjustable tooling structure and coaxiality adjustment method provided by the embodiment of the invention, fig. 10 is a schematic structural view of a galvanometer connector in a laser module tool with a laser module coaxiality adjustable tool structure and coaxiality adjustment method according to an embodiment of the invention, fig. 11 is a schematic structural view of a front plate in a laser module tool with a laser module coaxiality adjustable tool structure and coaxiality adjustment method according to an embodiment of the invention, and fig. 12 is a schematic structural view of a cross section of an optometry round table tool in a laser module tool with a laser module coaxiality adjustable tool structure and coaxiality adjustment method according to an embodiment of the invention; the laser module tool 6 comprises a dust cover 601, a vibrating mirror connecting piece 602, a front plate 603, a movable seat 604, a rear plate 605, a motor 606, a bottom plate 607, a limiting piece 608, a photoelectric limiting switch 609, an elastic coupler 610, a ball screw 611, a ball screw nut seat 612, a sliding block 613, a wire rail 614 and an optometry round table tool 615, wherein the upper end of the bottom plate 607 is movably embedded with the wire rail 614, the upper end of the wire rail 614 is sleeved with the sliding block 613, the upper end of the sliding block 613 is sleeved with the movable seat 604, the front end of the movable seat 604 is fixedly provided with the limiting piece 608, the left end and the right end of the bottom plate 607 are respectively detachably connected with the front plate 603 and the rear plate 605, the left end of the rear plate 605 is fixedly provided with the photoelectric relay switch 609, the rear plate 605 and the movable seat 604 are sleeved with the optometry round table tool 615, the right end of the rear plate 605 is detachably fixedly provided with the motor 606, the left end of the motor 606 is fixedly provided with the elastic coupler 610, the left end of the elastic coupler 610 is fixedly provided with the ball screw 611, the outer circle surface of the ball screw 611 is fixedly provided with the ball screw nut seat 612, the left end of the front plate 603 is fixedly provided with the vibrating mirror connecting piece 603, the front plate and the front plate 605 and the rear plate are detachably connected with the dust cover 601.

In the above tool structure with adjustable coaxiality of the light spots of the laser module, as a preferable scheme, circular grooves are formed in the movable seat 604, the front plate 603, the galvanometer connecting piece 602 and the rear plate 605, and the circular grooves are in a concentric structure.

In the above tool structure with adjustable coaxiality of light spots of the laser module, as a preferred scheme, a rectangular groove is clamped at the upper end of the bottom plate 607, and connecting round holes are sequentially formed at the left end and the right end of the bottom plate 607.

In the above-mentioned tool structure with adjustable coaxiality of the light spots, as a preferred solution, the outer ends of the rear plate 605 and the front plate 603 are respectively provided with a connecting round hole in sequence.

In the above-mentioned laser module adjustable spot coaxiality tooling structure, as a preferred solution, the ball screw 611 penetrates the ball screw nut seat 612 in the movable seat 604.

In the above-mentioned laser module adjustable facula axiality frock structure, as the preferred scheme, set up in the optometry round platform frock 615 and run through the round hole to inside be equipped with two lens modules, two lens modules are two lens components again respectively.

In the above-mentioned tool structure with adjustable coaxiality of the light spots, as a preferred solution, positioning holes are respectively formed at the inner ends of the galvanometer 5 and the galvanometer connecting piece 602.

the fixed plate 1 is convenient to support, laser is emitted by the laser generator 2, a light path is formed in a shape like a Chinese character 'hui' through the first reflecting mirror 3 and the second reflecting mirror 4, then the laser is antiparallel, the laser module tooling 6 on the vibrating mirror 5 is passed, the laser module tooling 6 comprises a dust cover 601, a vibrating mirror connecting piece 602, a front plate 603, a movable seat 604, a rear plate 605, a motor 606, a bottom plate 607, a limiting piece 608, a photoelectric limiting switch 609, an elastic coupling 610, a ball screw 611, a ball screw nut seat 612, a sliding block 613, a linear rail 614 and an optometry round table tooling 615, because the optometry round table tooling 615 is composed of high-precision coaxial tooling columns, the diameters of which are consistent with connecting round holes of the movable seat 604 and the rear plate 605 respectively, can be matched tightly and is similar to a synchronizer tooling, because the laser beam needs to pass through the center of the lens module (before final fixation, the hole with the diameter of about 1mm is needed to be used for verification, so that coaxiality can be ensured), after coaxiality verification, the rear plate 605 is fixed (so that the dimension allowance of 1mm is reserved, even if errors are generated during installation, the flatness of the bottom plate 607 can not be caused), after coaxiality is adjusted and ensured, the lens module is installed through the movable seat 604 and the rear plate 605 in the laser module tool 6, the optometry round table tool 615 stretches out and draws back to adjust a light source, the adjusted light reenters the vibrating mirror 5, a lens is arranged below the vibrating mirror 5, the laser is focused on the liquid level of a solidified material to form a light spot, the smaller the light spot is, the better the focusing efficiency is, the higher the movement of the speed can be performed, and the efficiency is improved.

In the above method for adjusting coaxiality of adjustable light spots of a laser module, the first reflecting mirror 3 and the second reflecting mirror 4 are preferably 45 degrees to form a light path in a shape of a Chinese character 'hui'.

The specific embodiment of the invention provides a laser module adjustable facula coaxiality tool structure and a coaxiality adjusting method, by connecting a vibrating mirror connecting piece 602 on the device on a vibrating mirror 5, a fixed plate 1 is convenient to support, a laser generator 2 emits laser, a light path is shaped like a Chinese character 'Hui' through a first reflecting mirror 3 and a second reflecting mirror 4, then the laser is antiparallel, the laser is passed through a optometric round table tool 615 of a laser module tool 6, in order to verify coaxiality of a movable seat 604 and a rear plate 605 penetrating round holes, the laser is used for testing, the optometric round table tool 615 is taken down after the relative positions of the rear plate 605 and the movable seat 604 are locked, the two lens modules are used for replacing hole sites of the optometric round table tool 615, after coaxiality verification, the rear plate 605 is fixed, because a dimension allowance of 1mm is reserved, even if errors are generated during installation, the right end of the front plate 603 is provided with a cylinder to ensure that the linear rail 614 is parallel to the axis penetrating the round hole, so that installation errors caused by uneven machining of the bottom plate 607 are avoided, because the laser module tool 6 belongs to a precise instrument, a plurality of positions are needed to be simultaneously met to achieve the installation effect of corresponding coaxiality, meanwhile, the groove in the center of the upper end of the bottom plate 607 in the laser module tool 6 is exactly consistent with the width of the linear rail 614, the light source entering the vibrating mirror 5 is effectively ensured not to deviate, the groove in the movable seat 604 is exactly consistent with the width of the sliding block 613, the limit piece 608 also simultaneously ensures that the movable seat 604 is not biased, the photoelectric limit switch is convenient to receive signals to control start and stop, the bottom plate 607 is not coincident with the bottom of the rear plate 605, an error of one millimeter is caused by the fact that the bottom plate 607 forms a concave shape with the front plate 603 and the rear plate 605 respectively, an adjusting space is conveniently formed, simultaneously, the dust cover 601 is conveniently protected, the cost is reduced, the precision is also guaranteed, the motor 606 is convenient to fixedly support the rear plate 605, the rear plate 605 is connected with the front plate 603 and the bottom plate 607 to form a concave structure, the motor 606 is convenient to drive the elastic coupler 610 and the ball screw 611 to rotate, the ball screw nut seat 612 and the movable seat 604 are locked by screws, the other end of the ball screw 611 is locked with the elastic coupler 610, the ball screw nut seat 612 drives the movable seat 604, the sliding block 613 and the linear rail 614 to perform telescopic motion along the bottom plate 607, and the optometry round bench tool 615 relatively moves in the movable seat 604 and the rear plate 605, and circular grooves are formed in the movable seat 604, the front plate 603, the vibrating mirror connecting piece 602 and the rear plate 605 and are in a concentric structure, so that a light source is adjusted to enter the vibrating mirror 5, and the light spot size is changed to improve the printing efficiency.

Finally, it is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

The foregoing has outlined rather broadly the more detailed description of the invention in order that the detailed description of the invention that follows may be better understood, and in order that the present principles and embodiments may be better understood; meanwhile, as those skilled in the art will vary in the specific embodiments and application scope according to the idea of the present invention, the present disclosure should not be construed as limiting the present invention in summary.

Claims

1. The utility model provides an adjustable facula axiality frock structure of laser module, its characterized in that, including the fixed plate, fixed mounting has laser generator on the fixed plate, the laser generator right side is equipped with first speculum and fixed mounting has on the fixed plate, first speculum front side is equipped with the second speculum and fixed mounting has on the fixed plate, second speculum left side is equipped with shakes the mirror and fixed mounting has on the fixed plate, shake mirror right-hand member fixed mounting has laser module frock, the adjustable facula size of laser module frock.

2. The laser module adjustable facula coaxiality tool structure according to claim 1, wherein the laser module tool comprises a dust cover, a vibrating mirror connecting piece, a front plate, a movable seat, a rear plate, a motor, a bottom plate, a limiting piece, a photoelectric limit switch, an elastic coupling, a ball screw nut seat, a sliding block, a wire rail and an optometric round table tool, wherein the wire rail is movably embedded into the upper end of the bottom plate, the sliding block is assembled and combined with the upper end of the wire rail, the movable seat is assembled and combined with the upper end of the sliding block, the limiting piece is fixedly arranged at the front end of the movable seat, the front plate and the rear plate are respectively detachably connected at the left end and the right end of the bottom plate, the optometric round table tool is sleeved in the rear plate and the movable seat, the motor is detachably and fixedly arranged at the right end of the rear plate, the elastic coupling is fixedly arranged at the left end of the motor, the ball screw is fixedly arranged at the outer circular surface of the ball screw nut seat, the left end of the front plate is fixedly provided with the sliding block, the vibrating mirror connecting piece is fixedly arranged at the left end of the front plate, the front plate and the rear plate are detachably connected with the dust cover.

3. The tool structure for adjusting coaxiality of light spots of the laser module according to claim 2, wherein circular grooves are formed in the movable seat, the front plate, the galvanometer connecting piece and the rear plate and are in a concentric structure.

4. The tool structure for adjusting coaxiality of light spots of the laser module according to claim 2, wherein the upper end of the bottom plate is provided with a rectangular groove, and the left end and the right end of the bottom plate are respectively provided with a connecting round hole in sequence.

5. The laser module coaxiality adjustable tooling structure according to claim 2, wherein the outer ends of the rear plate and the front plate are respectively provided with a connecting round hole in sequence.

6. The laser module adjustable spot coaxiality tooling structure of claim 2, wherein the ball screw penetrates a ball screw nut seat in the movable seat.

7. The tool structure of claim 2, wherein a through round hole is formed in the optometry round table tool, and two replaceable lens modules with identical shapes and sizes are arranged in the tool structure, and each lens module is composed of two lenses.

8. The laser module coaxiality adjustable tooling structure according to claim 2, wherein positioning holes are respectively formed in the inner ends of the vibrating mirror and the vibrating mirror connecting piece.

9. The method for adjusting coaxiality of adjustable light spots of a laser module according to claim 1, wherein the method comprises the following steps of: comprising the following steps:

the fixed plate is used for supporting a laser module installation component, laser is emitted by the laser generator, a light path is formed by the first reflecting mirror and the second reflecting mirror in a shape of a Chinese character 'hui', and then the laser module installation component is antiparallel, and the laser module installation component comprises a dust cover, a vibrating mirror connecting piece, a front plate, a movable seat, a rear plate, a motor, a bottom plate, a limiting piece, a photoelectric limiting switch, an elastic coupling, a ball screw nut seat, a sliding block, a line rail and an optometry round bench fixture.

The optometry round table tool consists of high-precision coaxial tool cylinders, the diameters of the high-precision coaxial tool cylinders are respectively consistent with the connecting round holes of the movable seat and the rear plate, the high-precision coaxial tool cylinders can be closely matched, and the high-precision coaxial tool cylinders are similar to a synchronizer tool, and a hole with the diameter of 1mm is formed in the center of the optometry round table tool, so that laser beams can pass through the center of the optometry round table tool, laser passing is verified, and coaxiality of a laser module tool is ensured;

the back plate reserves 1 mm's size allowance, avoid influencing the roughness of bottom plate because of the work piece error that processing or installation produced, fixed back plate after the axiality is verified, after the axiality is accomplished in the adjustment, take down optometry round platform frock, in moving seat and back plate coplanar installation lens module, the lens module replaces the position of optometry round platform frock in the laser module frock, make the laser module frock adjust laser beam through adjusting the distance that moves seat and back plate, laser beam after adjusting gets into the galvanometer, lens through the galvanometer below, focus laser at the liquid level of curing material, form the facula, the spot size presents regular change along with the adjustment of laser module frock, make laser module can the quick travel.

10. The method of claim 9, wherein the first mirror and the second mirror form a light path return shape at 45 degrees.