CN103676143A - Method for installing optical lens group of laser scanning device - Google Patents
Method for installing optical lens group of laser scanning device Download PDFInfo
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- CN103676143A CN103676143A CN201210359205.XA CN201210359205A CN103676143A CN 103676143 A CN103676143 A CN 103676143A CN 201210359205 A CN201210359205 A CN 201210359205A CN 103676143 A CN103676143 A CN 103676143A
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- regulating element
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Abstract
The invention provides a method for installing an optical lens group of a laser scanning device. The method comprises: (a) a locating plate is arranged in the laser scanning device, and the locating plate is positioned on a path of light beams of a laser light source; (b) an adjusting element of the optical lens group is closely clung to the locating plate; and (c) the adjusting element moves on the locating plate to a lens element of the optical lens group until the adjusting element is aligned with an optical axis of the laser light source. Therefore, efficiency of installing the optical lens group of the laser scanning device can be enhanced.
Description
Technical field
The present invention relates to a kind of method that optical lens group is installed, relate in particular to a kind of method that the optical lens group of laser scanning device is installed.
Background technology
In general, the major function of scanister is to carry out image capture, its mode by linear sweep converts the content that is arranged at the object (as hard copy or file) on scanning platform to e-file, so that user's transmission, arrangement or preservation, and along with the maturation of scanister technology, scanister is universalness more and more also, wherein, affect the quality that is to be projeced into the light beam that is scanned object of key factor of the scanning result of scanister, therefore, in scanister, the installation of light source and optical lens just seems very important.
Refer to Fig. 1 ~ Fig. 3, Fig. 1 is the laser diode of existing laser scanning device and the structural representation of optical lens group, Fig. 2 be the optical lens group of the laser scanning device shown in Fig. 1 in the structural representation at another visual angle, Fig. 3 is that the optical lens group of the laser scanning device shown in Fig. 2 is in the structural representation at another visual angle.Wherein, optical lens group 91 comprises regulating element 911 and lens element 912, and regulating element 911 is a metal clips, and arrange thereon for lens element 912, and laser diode 92 is fixed on the circuit board of main structure body 93 sides of laser scanning device 9 94.
In installing in the process of optical lens group 91, the upper surface that regulating element 911 is connected in the main structure body 93 of laser scanning device 9 by the first screw 913 through wherein and the second screw 914, then installation personnel makes lens element 912 in alignment with the optical axis L 1 of laser diode 92 by rotating the first screw 913 and the second screw 914 again.
In detail, when the first screw 913 is rotated, regulating element 911 is understood towards transverse shifting (direction D1 or direction D2 as shown in Figure 2), and when the second screw 914 is rotated, it is fulcrum that regulating element 911 can be take the first screw 913 places, and swings towards direction D3 or direction D4.Therefore, when if installation personnel is used optical alignment rectifier (not indicating) judgement lens element 912 not aim at the optical axis L 1 of laser diode 92, just can finely tune by rotation the first screw 913 and the second screw 914 position of regulating element 911, until the optical axis L 1 that lens element 912 is aimed at laser diode 92 just can complete the program that optical lens group 91 is installed.
Yet, known according to above explanation, when the second screw 914 is rotated and when regulating element 911 is swung towards direction D3 or direction D4, located lateral in the time of can affecting original rotation the first screw 913, that is to say the two interference mutually, therefore the trial that installation personnel often must carry out quite repeatedly can make lens element 912 aim at the optical axis L 1 of laser diode 92 with adjustment, so causes the set-up time too tediously long, therefore the method for existing installation optical lens group is urgently improved.
Summary of the invention
Fundamental purpose of the present invention is providing a kind of method that can improve the efficiency of the optical lens group that laser scanning device is installed.
In a preferred embodiment, the invention provides a kind of method that the optical lens group of laser scanning device is installed, with so that an optical lens group of a laser scanning device is aimed at a LASER Light Source of this laser scanning device, this optical lens group at least comprises a lens element and a regulating element, and this lens element is fixed on this regulating element, so that this lens element is along with this regulating element moves, wherein the method for the optical lens group of this installation laser scanning device comprises:
(a) location-plate is set in this laser scanning device, and this location-plate is positioned on the path of the light beam that this LASER Light Source launches;
(b) this regulating element is close proximity on this location-plate; And
(c) till making this regulating element move to the optical axis of this lens element in alignment with this LASER Light Source on this location-plate.
In a preferred embodiment, step (b) comprising:
(b1) provide an electromagnetic force, an air pressure, an electrostatic attraction or a dynamo-electric thrust in this regulating element, so that this regulating element is close proximity on this location-plate.
In a preferred embodiment, one in this location-plate and this regulating element is an electromagnet, and another in this location-plate and this regulating element is that metal material is made, and this step (b1) comprising:
To this electromagnet power supply, so that this location-plate and this regulating element adsorb mutually.
In a preferred embodiment, after this step (c), also comprise:
(d) gluing is in the periphery of this regulating element, so that this optical lens group is fixed on this location-plate; And
(e) stop providing this electromagnetic force, this air pressure, this electrostatic attraction or this electromechanics thrust in this regulating element.
In a preferred embodiment, one in this location-plate and this regulating element is a magnetic, and another in this location-plate and this regulating element is that metal material is made, and this step (b) comprising:
Make this regulating element near this location-plate, so that this location-plate and this regulating element adsorb mutually.
In a preferred embodiment, this regulating element is a platysome.
In a preferred embodiment, this regulating element also comprises a clamping part.
In a preferred embodiment, this step (c) comprising:
Utilize an instrument to make this regulating element transverse shifting on this location-plate, and utilize this instrument that this regulating element is vertically moved on this location-plate.
In a preferred embodiment, the power resources of this instrument are a motor or a linear bearing.
In a preferred embodiment, this step (c) comprising:
Utilize an optical alignment rectifier to judge whether this lens element aims at the optical axis of this LASER Light Source.
In a preferred embodiment, after this step (c), also comprise:
(d) gluing is in the periphery of this regulating element, so that this optical lens group is fixed on this location-plate.
Accompanying drawing explanation
Fig. 1 is the laser diode of existing laser scanning device and the structural representation of optical lens group.
Fig. 2 is that the optical lens group of the laser scanning device shown in Fig. 1 is in the structural representation at another visual angle.
Fig. 3 is that the optical lens group of the laser scanning device shown in Fig. 2 is in the structural representation at another visual angle.
Fig. 4 is that the present invention is in the process flow diagram of the method for the optical lens group of the installation laser scanning device of the first preferred embodiment.
Fig. 5 is the laser diode of laser scanning device shown in Fig. 4 and the structural representation of optical lens group.
Fig. 6 is the part-structure schematic diagram of the laser scanning device described in Fig. 5.
Fig. 7 is the scheme of installation of the step 3 in method shown in Fig. 4.
Fig. 8 is that the present invention is in the process flow diagram of the method for the optical lens group of the installation laser scanning device of the second preferred embodiment.
Fig. 9 is that the present invention is in the process flow diagram of the method for the optical lens group of the installation laser scanning device of the 3rd preferred embodiment.
Figure 10 is the part-structure schematic diagram of the laser scanning device described in Fig. 8.
Wherein, description of reference numerals is as follows:
1 laser scanning device 2 instruments
9 laser scanning device 11 optical lens group
12 LASER Light Source 13 main structure bodies
14 location-plate 91 optical lens group
92 laser diode 93 main structure bodies
111 lens element 112 regulating elements
1121 clamping part 911 regulating elements
912 lens element 913 first screws
914 second screw S1 steps
S1 " step S2 step
S2 ' step S2 " step
S3 step S3 " step
S4 step S4 " step
S5 step S5 " step
D1 direction D2 direction
D3 direction D4 direction
D5 direction D6 direction
D7 direction D8 direction
L1 optical axis L 2 optical axises
Embodiment
Refer to Fig. 4 ~ Fig. 6, Fig. 4 is that the present invention is in the process flow diagram of the method for the optical lens group of the installation laser scanning device of the first preferred embodiment, Fig. 5 is the laser diode of laser scanning device and the structural representation of optical lens group described in Fig. 4, and Fig. 6 is the part-structure schematic diagram of the laser scanning device shown in Fig. 5.This installation method is mainly the LASER Light Source 12 (as laser diode) that makes the optical lens group 11 of laser scanning device 1 can aim at rapidly laser scanning device 1.
First the structure of declaratives laser scanning device 1 and element thereof, LASER Light Source 12 is fixed on the circuit board 15 of main structure body 13 sides of laser scanning device 1, and optical lens group 11 at least comprises lens element 111 and regulating element 112, and lens element 111 is fixed on regulating element 112, therefore lens element 111 can move along with regulating element 112, in this preferred embodiment, regulating element 112 is the made platysome of a metal material (as iron plate), and the clamping part 1121 with a protrusion plate body, yet above are only an embodiment, not as limit, person skilled in the art scholar can carry out according to practical application request the variation design of any equalization, for instance, regulating element 112 can be designed to be all the identical or different right cylinder of radius with lens element 111 and combine with lens element 111, and its clamping part 1121 is the outer rim of regulating element 112.
Next the method for the optical lens group 11 of laser scanning device 1 is installed in explanation, and its step is as follows:
Step S2, location-plate 14 is given in power supply, and regulating element 112 is close proximity on location-plate 14; In detail, due to location-plate 14 and regulating element 112 is respectively electromagnet and metal material is made, therefore can produce electromagnetic force when location-plate 14 is powered, with when regulating element 112 receives electromagnetic force near location-plate 14, makes location-plate 14 and regulating element 112 mutually adsorb.
Step S3, till making regulating element 112 move to the optical axis L 2 of lens element 111 in alignment with LASER Light Source 12 on location-plate 14.
In detail, refer to Fig. 7, it is the scheme of installation of the step 3 in method shown in Fig. 4.Illustrate in this preferred embodiment, utilize an instrument 2 to clamp the clamping part 1121 of regulating element 112, and then make regulating element 112 transverse shifting (direction D5 or direction D6 as shown in Figure 6) or vertically move (direction D7 or direction D8 as shown in Figure 6) on location-plate 14, preferably, the power resources of instrument 2 come from a step motor (not indicating) or a linear bearing (not indicating).
In addition, in this preferred embodiment, utilize optical alignment rectifier (not indicating) to judge whether lens element 111 aims at the optical axis L 2 of LASER Light Source 12, if the optical axis L 2 of optical alignment rectifier judgement lens element 111 still misalignment LASER Light Source 12, sustainable utilization instrument 2 moves regulating element 112, until optical alignment rectifier judgement lens element 111 has been aimed at the optical axis L 2 of LASER Light Source 12.
Step S4, gluing is in the periphery of regulating element 112, so that optical lens group 11 is fixed on location-plate 14; Now, still need continued power to give location-plate 14 and make regulating element 112 keep being close proximity on location-plate 14, until the colloid of 14 of regulating element 112 and location-plates is solid.
Step S5, stops power supply and gives location-plate 14, to stop providing electromagnetic force to give regulating element 112.
What specify is, step S5 is not by the necessary means that limits this enforcement aspect, that is to say, if in the process of step S2 and step S3, location-plate 14 is bestowed enough electric energy and be able to keep electromagnetic force one special time (as enough made solid a period of time of colloid of 14 of regulating element 112 and location-plates) after being stopped power supply, step S4 can simplify and is modified to, stop power supply and give location-plate 14 gluing in the periphery of regulating element 112, and under these circumstances, just no longer need step S5.
Via above-mentioned a plurality of step S1 ~ S5, can complete the program of the optical lens group 11 that laser scanning device 1 is installed, yet above are only an embodiment, this variation that ought also can be carried out by person skilled in the art scholar any equalization according to practical application request designs, for instance, in step S2, do not limit is to utilize power supply to give location-plate 14 and the mode that produces electromagnetic force just can make regulating element 112 be close proximity to location-plate 14, also can pass through as air pressure, the mode of the external force such as electrostatic attraction or dynamo-electric thrust makes regulating element 112 be closely attached on location-plate 14, now, step S4 and step S5 also can do in response to the step S2 of above-mentioned correction corresponding change design, at this, just no longer repeated.
Again for instance, can change that to be designed to location-plate 14 be that a metal material (as iron plate) is made, and regulating element 112 is an electromagnet, therefore step S2 can change and being modified to power supply and giving regulating element 112 and make regulating element 112 produce electromagnetic forces, and make regulating element 112 near location-plate 14 to make location-plate 14 and regulating element 112 mutually adsorb; Preferably, can utilize instrument 2 power supplies of the clamping part 1121 of clamping regulating element 112 to give regulating element 112.
Refer to Fig. 8, it is for the present invention is in the process flow diagram of the method for the optical lens group of the installation laser scanning device of the second preferred embodiment.Wherein, the method for this preferred embodiment is roughly similar to described in this case the first preferred embodiment, at this, is no longer repeated.And this preferred embodiment is with aforementioned the first preferred embodiment difference, location-plate 14 is a permanent magnetism body, therefore former step S2 can simplify, is modified to:
Step S2 ', makes regulating element 112 near location-plate 14, so that location-plate 14 and regulating element 112 adsorb mutually.
Refer to Fig. 9 and Figure 10, Fig. 8 be the present invention in the process flow diagram of the method for the optical lens group of the installation laser scanning device of the 3rd preferred embodiment, Fig. 9 is the part-structure schematic diagram of the laser scanning device described in Fig. 8.Wherein, the method for this preferred embodiment is roughly similar to described in this case the first preferred embodiment, at this, is no longer repeated.
And this preferred embodiment is with aforementioned preferred embodiment difference, the quantity of the LASER Light Source of laser scanning device and optical lens group 11 is only not single, be laser scanning device comprise a plurality of LASER Light Source and a plurality of need to be corresponding to the optical lens group 11 of described a plurality of LASER Light Source, and each optical lens group 11 all has single lens element 111 and single regulating element 112, therefore former step correction is as follows:
Step S1 ", a location-plate 14 is set in laser scanning device, and location-plate 14 is positioned on the path of the light beam that described a plurality of LASER Light Source launches;
Step S2 ", location-plate 14 is given in power supply, and each regulating element 112 is close proximity on location-plate 14;
Step S3 ", sequentially make each regulating element 112 move on location-plate 14, until each lens element 111 is in alignment with the optical axis of corresponding LASER Light Source.
Step S4 ", gluing is in the periphery of each regulating element 112, so that each optical lens group 11 is fixed on location-plate 14;
Step S5 ", stop power supply and give location-plate 14, to stop providing electromagnetic force to give described a plurality of regulating element 112.
Certainly, step S5 " be not also that its reason, as aforementioned the first preferred embodiment, is no longer repeated at this by the necessary means that limits this enforcement aspect.
In addition, this the 3rd preferred embodiment is variable being designed to also, a plurality of lens elements 111 are fixed on the regulating element 112 that single area is larger, and described a plurality of lens element 111 is relatively arranged on regulating element 112 according to the mutual position relationship of described a plurality of LASER Light Source 12, therefore installation personnel only needs mobile single regulating element 112, make any lens element 111 in described a plurality of lens element 111 in alignment with the optical axis of corresponding LASER Light Source, other lens element 111 will be synchronously in alignment with the optical axis of its corresponding LASER Light Source.
Known according to above explanation, this case step S3 or step S3 " make in the process of regulating element 112 movement on location-plate 14, regulating element 112 can be by multivariant movement, for instance, suppose that instrument 2 is first to make regulating element 112 transverse shifting (direction D5 or direction D6 as shown in Figure 7) on location-plate 14, make again regulating element 112 on location-plate 14, vertically move (direction D7 or direction D8 as shown in Figure 7), in instrument 2 makes course of action that regulating element 112 vertically moves on location-plate 14, can't affect result and location that previous instrument 2 makes regulating element 112 transverse shifting on location-plate 14, that is to say, said two devices behavior is non-interference, so the time of lens element 111 in alignment with the optical axis L 2 of LASER Light Source 12 will effectively be reduced, and then lifting packaging efficiency.
The foregoing is only preferred embodiment of the present invention, not in order to limit claim of the present invention, therefore all other do not depart from the equivalence completing under disclosed spirit and changes or modify, and all should be contained in the scope of claims of this case.
Claims (11)
1. the method that the optical lens group of laser scanning device is installed, with so that an optical lens group of a laser scanning device is aimed at a LASER Light Source of this laser scanning device, this optical lens group at least comprises a lens element and a regulating element, and this lens element is fixed on this regulating element, so that this lens element is along with this regulating element moves, wherein the method for the optical lens group of this installation laser scanning device comprises:
(a) location-plate is set in this laser scanning device, and this location-plate is positioned on the path of the light beam that this LASER Light Source launches;
(b) this regulating element is close proximity on this location-plate; And
(c) till making this regulating element move to the optical axis of this lens element in alignment with this LASER Light Source on this location-plate.
2. the method for the optical lens group of installation laser scanning device as claimed in claim 1, wherein this step (b) comprising:
(b1) provide an electromagnetic force, an air pressure, an electrostatic attraction or a dynamo-electric thrust in this regulating element, so that this regulating element is close proximity on this location-plate.
3. the method for the optical lens group of installation laser scanning device as claimed in claim 2, wherein in this location-plate and this regulating element is an electromagnet, and another in this location-plate and this regulating element is that metal material is made, and this step (b1) comprising:
To this electromagnet power supply, so that this location-plate and this regulating element adsorb mutually.
4. the method for the optical lens group of installation laser scanning device as claimed in claim 2 wherein also comprises after this step (c):
(d) gluing is in the periphery of this regulating element, so that this optical lens group is fixed on this location-plate; And
(e) stop providing this electromagnetic force, this air pressure, this electrostatic attraction or this electromechanics thrust in this regulating element.
5. the method for the optical lens group of installation laser scanning device as claimed in claim 1, wherein in this location-plate and this regulating element is a magnetic, and another in this location-plate and this regulating element is that metal material is made, and this step (b) comprising:
Make this regulating element near this location-plate, so that this location-plate and this regulating element adsorb mutually.
6. the method for the optical lens group of installation laser scanning device as claimed in claim 1, wherein this regulating element is a platysome.
7. the method for the optical lens group of installation laser scanning device as claimed in claim 6, wherein this regulating element also comprises a clamping part.
8. the method for the optical lens group of installation laser scanning device as claimed in claim 1, wherein this step (c) comprising:
Utilize an instrument to make this regulating element transverse shifting on this location-plate, and utilize this instrument that this regulating element is vertically moved on this location-plate.
9. the method for the optical lens group of installation laser scanning device as claimed in claim 8, wherein the power resources of this instrument are a motor or a linear bearing.
10. the method for the optical lens group of installation laser scanning device as claimed in claim 1, wherein this step (c) comprising:
Utilize an optical alignment rectifier to judge whether this lens element aims at the optical axis of this LASER Light Source.
The method of the optical lens group of 11. installation laser scanning devices as claimed in claim 1 wherein also comprises after this step (c):
(d) gluing is in the periphery of this regulating element, so that this optical lens group is fixed on this location-plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210359205.XA CN103676143A (en) | 2012-09-21 | 2012-09-21 | Method for installing optical lens group of laser scanning device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210359205.XA CN103676143A (en) | 2012-09-21 | 2012-09-21 | Method for installing optical lens group of laser scanning device |
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| CN103676143A true CN103676143A (en) | 2014-03-26 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1441278A (en) * | 2002-02-28 | 2003-09-10 | 株式会社茉莉特斯 | Optical scanning device |
| US20050068598A1 (en) * | 2003-08-28 | 2005-03-31 | Pentax Corporation | Reflective scanning optical system |
| CN101131475A (en) * | 2006-08-23 | 2008-02-27 | 兄弟工业株式会社 | Method of manufacturing light source device and the light source device |
| JP2009139464A (en) * | 2007-12-04 | 2009-06-25 | Konica Minolta Business Technologies Inc | Light source device for image forming apparatus |
| CN101533154A (en) * | 2008-03-14 | 2009-09-16 | 株式会社理光 | Optical scanning device, optical scanning method, and image forming apparatus, using the optical scanning device |
| JP2012108478A (en) * | 2010-10-19 | 2012-06-07 | Canon Inc | Adjusting device and adjusting method for light source unit |
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2012
- 2012-09-21 CN CN201210359205.XA patent/CN103676143A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1441278A (en) * | 2002-02-28 | 2003-09-10 | 株式会社茉莉特斯 | Optical scanning device |
| US20050068598A1 (en) * | 2003-08-28 | 2005-03-31 | Pentax Corporation | Reflective scanning optical system |
| CN101131475A (en) * | 2006-08-23 | 2008-02-27 | 兄弟工业株式会社 | Method of manufacturing light source device and the light source device |
| JP2009139464A (en) * | 2007-12-04 | 2009-06-25 | Konica Minolta Business Technologies Inc | Light source device for image forming apparatus |
| CN101533154A (en) * | 2008-03-14 | 2009-09-16 | 株式会社理光 | Optical scanning device, optical scanning method, and image forming apparatus, using the optical scanning device |
| JP2012108478A (en) * | 2010-10-19 | 2012-06-07 | Canon Inc | Adjusting device and adjusting method for light source unit |
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Application publication date: 20140326 |