CN214893306U - Reflecting cone mirror for laser line marking instrument and laser line marking module - Google Patents
Reflecting cone mirror for laser line marking instrument and laser line marking module Download PDFInfo
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- CN214893306U CN214893306U CN202121407988.5U CN202121407988U CN214893306U CN 214893306 U CN214893306 U CN 214893306U CN 202121407988 U CN202121407988 U CN 202121407988U CN 214893306 U CN214893306 U CN 214893306U
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Abstract
The application relates to a laser graticule is reflection cone mirror and laser graticule module for appearance belongs to laser measuring instrument's field, and it includes the cone mirror body, the cone mirror body includes cone mirror portion, the surface of cone mirror portion is formed with the reflection conical surface, the reflection conical surface is the rotational symmetry face, the generating line of the reflection conical surface is inside sunken curve, the reflection conical surface is the reflection of light face. This application makes the reflection conical surface can have alignment and the 360 function of reflecting comprehensively concurrently to the light beam, reduces the complexity of laser marking die set internal light path structure, reduction in production cost, the assembly debugging of being convenient for.
Description
Technical Field
The application relates to the field of laser measuring instruments, in particular to a reflecting cone mirror for a laser line marking instrument and a laser line marking module.
Background
The laser line marking instrument is one laser instrument for correcting straightness, and has laser diode to project red or green horizontal line and vertical line on wall surface and automatic compensator inside the instrument to maintain the horizontal or vertical position of the laser projecting line. The device is mainly used for building construction such as indoor decoration, door and window installation, pipeline laying, tunnel tunneling, suspended line, quality inspection, engineering supervision and the like, and is an indispensable instrument in construction measurement.
The types of the laser line marking instruments are various, the common type is a 360-degree laser line marking instrument, a related 360-degree laser line marking module generally utilizes an optical lens to straighten a light beam reflected by a semiconductor laser, the straightened light beam is vertically incident on a reflecting conical mirror with a 45-degree conical surface, and the light beam is reflected by the reflecting conical mirror to form a 360-degree annular emergent light beam surrounding the reflecting conical mirror.
Aiming at the related technologies, the inventor thinks that the related laser marking module needs to straighten and then reflect the light beam, so that the internal light path structure of the laser marking module is complex, the production cost is high, and the reliability is low.
SUMMERY OF THE UTILITY MODEL
In order to improve the inside light path structure of laser marking module comparatively complicated, the higher problem of manufacturing cost, this application provides a reflection cone mirror and laser marking module for laser marking instrument.
In a first aspect, the application provides a reflective cone mirror for a laser striping machine, which adopts the following technical scheme:
the utility model provides a laser is reflecting conical mirror for marking appearance, includes the conical mirror body, the conical mirror body includes conical mirror portion, the surface of conical mirror portion is formed with the reflection conical surface, the reflection conical surface is rotational symmetry face, the generating line of reflection conical surface is inside sunken curve, the reflection conical surface is the reflection of light face.
By adopting the technical scheme, the reflecting conical surface is a rotationally symmetrical surface, and the functions of aligning light beams and comprehensively reflecting the light beams by 360 degrees can be achieved. When the conical mirror is used, the light source and the conical mirror body are coaxially arranged, the light source emits light beams with a certain divergence angle, and the light beams are reflected out in a direction perpendicular to the rotational symmetry axis of the reflecting conical surface after being irradiated on the reflecting conical surface. Utilize this awl mirror body to carry out the light beam reflection of laser marking module, can effectively reduce the complexity of laser marking module interior light path structure, reduction in production cost is convenient for assemble the debugging.
Optionally, the reflecting conical surface is any one of an aspheric surface, a quadratic surface and a free-form surface.
By adopting the technical scheme, the optical curved surface form of the reflecting conical surface is adaptively processed and adjusted according to the actual use condition, so that the reflecting conical surface can achieve the optimal optical performance, and the intensity and uniformity of light beam reflection are improved.
Optionally, the cone lens body is made of any one of a metal material, an acrylic material, a resin, or optical glass.
By adopting the technical scheme, the material requirements of production and processing of different reflecting conical mirrors are met, the metal material is easy to process and manufacture in batches, and the manufacturing precision is high; the acrylic material has the advantages of good transparency, low cost, easy molding and the like; the resin material has the advantages of light texture, impact resistance, convenient processing and the like; the optical glass has the advantages of high temperature resistance, low expansion coefficient, high mechanical strength and the like.
Optionally, the conical mirror portion is provided with a through hole along a central axis thereof, and the through hole penetrates through the conical mirror body.
By adopting the technical scheme, a part of light beams emitted by the light source are reflected to the periphery under the reflection action of the reflecting conical surface to form a laser surface which diffuses at 360 degrees to the periphery; the other part of the light beam passes through the through hole on the cone mirror body and emits a laser beam which is vertical to the reflected laser surface, thereby improving the reliability and the calibration effect of the cone mirror body in use.
In a second aspect, the application provides a laser marking module for a laser marking device, which adopts the following technical scheme:
the utility model provides a laser marking module for laser marking instrument, includes the awl mirror body, still including installation cover, adapter sleeve, hyaline tube and laser generator, laser generator fixes the one end at the installation cover, the adapter sleeve is fixed in the installation cover and keeps away from laser generator's one end, the awl mirror body is located the adapter sleeve and keeps away from the one end of installation cover, the pointed end of awl mirror portion sets up towards laser generator direction, the outside at awl mirror portion is established to the hyaline tube cover, the awl mirror body passes through hyaline tube and adapter sleeve fixed connection.
By adopting the technical scheme, the laser generator emits the laser beam to irradiate on the reflecting conical surface of the conical mirror body, and the laser beam is reflected out in the direction perpendicular to the rotational symmetry axis of the reflecting conical surface under the straightening and reflecting effects of the reflecting conical surface, so that a 360-degree comprehensive laser marking line is formed. And then, the light emitted by the laser generator is not required to be straightened by additionally arranging other optical lenses in the mounting sleeve, the internal structure of the laser marking module is simplified, the production cost is reduced, and the assembly and debugging are convenient.
Optionally, the connecting sleeve is in threaded connection with the mounting sleeve.
Through adopting above-mentioned technical scheme, be convenient for the connection and the dismantlement between adapter sleeve and the installation cover, improve the convenience of the equipment and the dismantlement of this laser marking module then.
Optionally, a positioning ring table is formed at one end of the connecting sleeve close to the transparent tube, the transparent tube is sleeved outside the positioning ring table, and the outer peripheral surface of the positioning ring table is attached to the inner peripheral surface of the transparent tube.
By adopting the technical scheme and the arrangement of the positioning ring platform, on one hand, the convenience of installation and connection between the transparent pipe and the connecting sleeve is improved, and the effect of installation and positioning is achieved; on the other hand, the assembly precision of the laser marking module during assembly is improved, and the calibration effect of the laser marking module is further guaranteed.
Optionally, the cone mirror body includes connecting portion, connecting portion are fixed in the one end that the connecting sleeve was kept away from to the cone mirror portion, the terminal surface that the connecting sleeve was kept away from to the hyaline tube is laminated with connecting portion, the outer peripheral face of cone mirror portion and connecting portion junction is laminated with the inner peripheral surface of hyaline tube mutually.
Through adopting above-mentioned technical scheme, the setting up of connecting portion improves the connection stability between awl mirror body and the hyaline tube, the outer peripheral face of the junction of awl mirror portion and connecting portion is laminated with the inner peripheral surface of hyaline tube mutually, improve the equipment convenience between awl mirror body and the hyaline tube and improve the assembly precision, simultaneously, make the laser beam of laser generator transmission difficult to disperse away from the junction between awl mirror body and the hyaline tube, guarantee laser beam's concentration, then the light beam that reflects out through the awl mirror body is more clear even.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the reflecting conical surface, the reflecting conical surface has the functions of straightening light beams and comprehensively reflecting the light beams by 360 degrees, the complexity of an optical path structure in the laser marking module is reduced, the production cost is reduced, and the assembly and debugging are facilitated;
2. through the arrangement of the through hole, two laser beams which are perpendicular to each other can be generated by utilizing the cone mirror body, so that the reliability and the calibration effect of the cone mirror body in use are improved;
3. by arranging the positioning ring platform, the convenience of installation and connection between the transparent pipe and the connecting sleeve is improved, and the function of installation and positioning is achieved; and improve the assembly precision when this laser marking module assembly, and then ensure this laser marking module's demarcation effect.
Drawings
Fig. 1 is a schematic view of the entire structure of a reflecting mirror for a laser striping machine according to embodiment 1 of the present application.
Fig. 2 is a partial sectional view of a reflecting mirror for a laser striping machine according to embodiment 2 of the present application.
Fig. 3 is a sectional view of the entire structure of a laser marking module for a laser marking machine according to an embodiment of the present application.
Fig. 4 is an exploded view of a laser marking module for a laser marking machine according to an embodiment of the present invention.
Description of reference numerals: 1. a cone mirror body; 11. a cone mirror portion; 111. a reflecting conical surface; 12. a connecting portion; 13. a through hole; 2. installing a sleeve; 21. mounting holes; 3. connecting sleeves; 31. a connecting ring platform; 32. positioning the ring table; 4. a transparent tube; 5. a laser generator.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a reflecting cone mirror for a laser line marking instrument.
Example 1
Referring to fig. 1, a reflective cone mirror for laser striping machine includes a cone mirror body 1, the cone mirror body 1 includes an integrally formed cone mirror portion 11 and a connecting portion 12, the cone mirror body 1 is made of any one of a metal material, an acrylic material, a resin or optical glass, in this embodiment, the cone mirror body 1 is made of a metal material, and the cone mirror body 1 can be made of copper, aluminum, steel or any other metal material, in this embodiment, the cone mirror body is formed by processing metal aluminum, so that the cone mirror body 1 is convenient for batch processing and manufacturing, and the manufacturing precision is high.
Referring to fig. 1, the tip of the conical mirror portion 11 is disposed toward a direction away from the connecting portion 12, and a reflective conical surface 111 is formed on the outer surface of the conical mirror portion 11, the reflective conical surface 111 is a reflective surface, and the reflective surface is formed by coating a reflective coating or a reflective film on the reflective conical surface 111, so that the reflective conical surface 111 has a good reflection effect on light.
Referring to fig. 1, the reflecting conical surface 111 is a rotationally symmetric surface, and a generatrix of the reflecting conical surface 111 is a curve recessed into the conical mirror portion 11, so that the reflecting conical surface 111 can achieve both the effects of aligning light beams and reflecting light beams in a 360 ° direction. The rotational symmetry plane is any one of an aspheric surface, a quadratic surface or a free-form surface, and the optical curved surface form of the reflecting conical surface 111 is adaptively processed and adjusted according to the actual use condition, so that the reflecting conical surface 111 can achieve the best optical performance, and the intensity and uniformity of light beam reflection are improved.
The implementation principle of the embodiment 1 of the application is as follows: when the cone mirror body 1 is used, a light source and the cone mirror body 1 are coaxially arranged, the light source emits light beams with a certain divergence angle, and the light beams irradiate on the reflecting conical surface 111 and then are emitted out in a direction perpendicular to the rotational symmetry axis of the reflecting conical surface 111 by utilizing the straightening and reflecting effects of the reflecting conical surface 111 on the light beams. Therefore, the cone mirror body 1 is used for reflecting the light beam of the laser marking module, the complexity of the optical path structure in the laser marking module can be effectively reduced, the production cost is reduced, and the assembly and debugging are convenient.
Example 2
Referring to fig. 2, the present embodiment is different from embodiment 1 in that: the cone mirror part 11 is provided with a through hole 13, the axis of the through hole 13 is collinear with the rotational symmetry axis of the cone mirror part 11, and the through hole 13 penetrates through the cone mirror body 1.
The implementation principle of embodiment 2 of the application is as follows: when the cone mirror body 1 reflects the light beam, a part of the light beam is reflected to the periphery under the reflection action of the reflection cone surface 111 to form a laser surface which is diffused to the periphery in 360 degrees; the other part of the light beam passes through the through hole 13 on the conical mirror body 1 and emits a laser beam which is vertical to the reflected laser surface outwards, so that the conical mirror body 1 has better reliability and calibration effect when being applied to a laser marking module.
The embodiment of the application also discloses a laser marking module for the laser marking instrument, and with reference to fig. 3 and 4, the laser marking module for the laser marking instrument comprises a conical lens body 1, an installation sleeve 2, a connecting sleeve 3, a transparent pipe 4 and a laser generator 5. The center of one axial end face of the mounting sleeve 2 is provided with a mounting hole 21, and the laser generator 5 is embedded and fixed in the mounting hole 21, in the embodiment, the laser generator 5 adopts an LD laser diode. The one end opening setting of laser generator 5 is kept away from to installation cover 2 and is connected with adapter sleeve 3, and conical mirror body 1 is located adapter sleeve 3 and keeps away from the one end of installation cover 2, and conical mirror body 1's reflection conical surface 111 sets up towards the direction of laser generator 5. The transparent tube 4 is fixed between the conical lens body 1 and the connecting sleeve 3, the transparent tube 4 is sleeved on the outer side of the conical lens part 11, the conical lens body 1 is fixedly connected with the connecting sleeve 3 through the transparent tube 4, and in the embodiment, the transparent tube 4 is a quartz tube. The axes of the conical lens body 1, the mounting sleeve 2, the connecting sleeve 3 and the transparent tube 4 are the same. The laser beam emitted by the laser generator 5 irradiates on the reflecting conical surface 111, and under the alignment and reflection actions of the reflecting conical surface 111, the laser beam is reflected in a direction perpendicular to the rotational symmetry axis of the reflecting conical surface 111, so that a 360-degree overall laser marking line is formed.
Referring to fig. 3 and 4, a connecting ring platform 31 is integrally formed at one end of the connecting sleeve 3 close to the mounting sleeve 2, and the connecting ring platform 31 is located in the connecting sleeve 3 and is in threaded connection with the connecting sleeve 3, so that the connecting sleeve 3 and the mounting sleeve 2 can be conveniently mounted and dismounted. A positioning ring table 32 is integrally formed at one end of the connecting sleeve 3 close to the transparent tube 4, one end of the transparent tube 4 is sleeved outside the positioning ring table 32, the transparent tube 4 is fixedly bonded with the connecting sleeve 3, the inner circumferential surface of the transparent tube 4 is attached to the outer circumferential surface of the positioning ring table 32, the inner circumferential surface of one end of the transparent tube 4 far away from the connecting sleeve 3 is attached to the outer circumferential surface of the joint of the conical mirror part 11 and the connecting part 12, and the end surface of the transparent tube 4 far away from the connecting sleeve 3 is fixedly bonded to the connecting part 12. Therefore, the whole structure of the laser marking module is compact and stable, and the laser marking module is more convenient to assemble and debug, and the assembly precision of the laser marking module is convenient to guarantee.
The implementation principle of the laser marking module for the laser marking instrument is as follows: laser beam that laser generator 5 launched shines on reflection conical surface 111, laser beam is under the alignment and the reflex action of reflection conical surface 111, laser beam goes out with the direction reflection of the rotational symmetry axle of perpendicular to reflection conical surface 111, thereby form 360 comprehensive laser marking line, then need not install all the other optical lens in installation cover 2 additional and straighten the light of laser generator 5 transmission, simplify the inner structure of laser marking module, and the production cost is reduced, and the assembly and debugging of being convenient for.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a laser is reflecting cone mirror for striping machine, includes awl mirror body (1), its characterized in that: the cone mirror comprises a cone mirror body (1) and is characterized in that the cone mirror body (1) comprises a cone mirror portion (11), a reflecting conical surface (111) is formed on the outer surface of the cone mirror portion (11), the reflecting conical surface (111) is a rotational symmetry surface, a bus of the reflecting conical surface (111) is an inwards concave curve, and the reflecting conical surface (111) is a reflecting surface.
2. The reflective cone mirror for a laser striping machine of claim 1, wherein: the reflecting conical surface (111) is any one of an aspheric surface, a quadric surface or a free-form surface.
3. The reflective cone mirror for a laser striping machine of claim 1, wherein: the cone mirror body (1) is made of any one of metal materials, acrylic materials, resin or optical glass.
4. The reflective cone mirror for a laser striping machine of claim 1, wherein: the cone mirror part (11) is provided with a through hole (13) along the central axis of the cone mirror part, and the through hole (13) penetrates through the cone mirror body (1).
5. A laser striping die set for a laser striping machine comprising the reflective axicon of any one of claims 1 to 4, wherein: still including installation cover (2), adapter sleeve (3), hyaline tube (4) and laser generator (5), the one end in installation cover (2) is fixed in laser generator (5), adapter sleeve (3) are fixed in the one end that laser generator (5) were kept away from in installation cover (2), the one end that installation cover (2) were kept away from in adapter sleeve (3) is located conical mirror body (1), conical mirror portion (11) set up towards laser generator (5) direction, the outside at conical mirror portion (11) is established in hyaline tube (4) cover, conical mirror body (1) is through hyaline tube (4) and adapter sleeve (3) fixed connection.
6. The laser marking module of claim 5, wherein: the connecting sleeve (3) is in threaded connection with the mounting sleeve (2).
7. The laser marking module of claim 6, wherein: one end of the connecting sleeve (3) close to the transparent pipe (4) is provided with a positioning ring platform (32), the transparent pipe (4) is sleeved outside the positioning ring platform (32), and the outer peripheral surface of the positioning ring platform (32) is attached to the inner peripheral surface of the transparent pipe (4).
8. The laser marking module of claim 7, wherein: the cone mirror comprises a cone mirror body (1) and is characterized in that the cone mirror body (1) comprises a connecting portion (12), the connecting portion (12) is fixed at one end, away from the connecting sleeve (3), of a cone mirror portion (11), the end face, away from the connecting sleeve (3), of the transparent tube (4) is attached to the connecting portion (12), and the outer peripheral face, at the connecting portion of the cone mirror portion (11) and the connecting portion (12), of the transparent tube is attached to the inner peripheral face of the transparent tube (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121407988.5U CN214893306U (en) | 2021-06-23 | 2021-06-23 | Reflecting cone mirror for laser line marking instrument and laser line marking module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121407988.5U CN214893306U (en) | 2021-06-23 | 2021-06-23 | Reflecting cone mirror for laser line marking instrument and laser line marking module |
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| CN214893306U true CN214893306U (en) | 2021-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114739370A (en) * | 2022-03-28 | 2022-07-12 | 杭州简并激光科技有限公司 | Novel 360-degree diffusion laser surface module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114739370A (en) * | 2022-03-28 | 2022-07-12 | 杭州简并激光科技有限公司 | Novel 360-degree diffusion laser surface module |
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