CN103414098B - A kind of universal back focusing device of LASER Light Source - Google Patents
A kind of universal back focusing device of LASER Light Source Download PDFInfo
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- CN103414098B CN103414098B CN201310353024.0A CN201310353024A CN103414098B CN 103414098 B CN103414098 B CN 103414098B CN 201310353024 A CN201310353024 A CN 201310353024A CN 103414098 B CN103414098 B CN 103414098B
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- adjusting set
- mandrel
- housing
- light source
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Abstract
The universal back focusing device of LASER Light Source provided by the invention drives the connecting rod driving of connection fixed thereto to be rotated with the axle sleeve that the connecting rod the inner is coupled by mandrel by rotating focusing handwheel, then adjusting set is driven to rotate by the universal bar coupled with axle sleeve, adjusting set, because adjusting set couples with the inner thread of housing, and housing geo-stationary, therefore adjusting set just moves forward and backward vertically, then the laser tube seat of connection fixed thereto is driven to move forward and backward vertically, so as to realize the focal length of the position adjustment LASER Light Source by changing light source, the deficiencies in the prior art are made up.
Description
Technical field
The invention belongs to laser optics applied technical field, and in particular to a kind of universal back focusing device of LASER Light Source.
Background technology
Existing various LASER Light Sources are all to realize the tune of the focal length of light source using the front and back position of regulation lens subassembly
It is whole, and realize that the adjustment of focal length is more rare by changing the position of LASER Light Source, and focusing handwheel and laser module can be with
Coaxially can not also be coaxial.
The content of the invention
It is an object of the invention to provide a kind of universal back focusing device of LASER Light Source, to make up in the prior art for passing through
Realize the deficiency of the adjustment of focal length in the position of change LASER Light Source.
Therefore, the invention provides a kind of universal back focusing device of LASER Light Source, including housing, it is arranged on one end in housing
Be used for the laser tube seat of laser module is installed, be provided with outside the rear end of housing in the rear end of focusing handwheel, housing and be provided with core
Axle, it is provided with and its thread connection axle sleeve in the mandrel；The rear end of laser tube seat is provided with hollow cylinder adjusting set, the regulation
The front end of set and the rear end of the laser tube seat are fixedly connected, and external screw thread, simultaneously is provided with the outer surface of the rear end of the adjusting set
Coupled by the external screw thread with the inner thread of housing；The front end of the axle sleeve is joined by the rear end of universal bar and the adjusting set
Connect, be each provided with multiple circumferentially arranging, axially extending, before radial projection on the outer surface of the rear ends of the universal bar
Protuberance and rear protuberance, multiple the first stupefied bars for circumferentially arranging, axially extending are provided with the inner surface of the axle sleeve,
Formed between two adjacent the first stupefied bars it is accommodating it is described after protuberance the first groove axially extended, in the front end of axle sleeve
It is provided with the first bung flange for stating rear protuberance for block residence to prevent universal bar from departing from the axle sleeve；The inner surface of adjusting set
On be provided with multiple the second stupefied bars for circumferentially arranging, axially extending, accommodating institute is formed between adjacent two the second stupefied bars
The second groove axially extended of protuberance before stating, be provided with the rear end of adjusting set before being stated for block residence protuberance with
Prevent universal bar from departing from the second bung flange of the adjusting set；The focusing handwheel is coupled by mandrel with axle sleeve, and the mandrel includes putting
In the hollow disk in the housing and the connecting rod being placed in outside the housing, the connecting rod is fixedly connected with focusing handwheel；
Be provided with hollow disk radially extend to axle sleeve described in clamping with prevent its relative to the mandrel rotate
The screw hole of stop screw is installed.
Above-mentioned focusing handwheel, mandrel, axle sleeve and adjusting set are co-axially mounted.
The external diameter of the rear end of above-mentioned laser tube seat is less than diameter of a circle where the inner surface of the multiple second stupefied bar, and should
An annular groove is provided with the back end outer surface of laser tube seat, is provided with outside the rear end for the laser tube seat being placed on front side of the annular groove
One annular retaining ring, the external diameter of the annular retaining ring are more than the internal diameter of the adjusting set；In the rear end of laser tube seat, set loads the regulation
The front end of set, the front end of adjusting set corresponding with the annular groove are provided perpendicular to axial pin shaft hole, and the annular groove leads to
The bearing pin crossed in the pin shaft hole couples with adjusting set.
The chain extension bar that above-mentioned mandrel is placed in outside the housing is fixedly connected by screw and focusing handwheel.
Bonnet is provided between the rear end of above-mentioned housing and the focusing handwheel, covers after this and is provided with the installation mandrel
Mounting hole, the accommodating hole of a storing spring and steel ball is provided with described in the upper end face of bonnet at mandrel；The accommodating hole and institute
State to set between mandrel and be connected with annular disc, the annular disc by attachment screw with the hollow disk；The annular disc
Face described in accommodating hole lateral surface on be provided with multiple grooves for circumferentially arranging, radially extending；The steel ball is placed in spring
Between groove.
Protection cap is provided with the nut of above-mentioned screw.
The rear end for the laser tube seat being placed between annular retaining ring and annular groove and adjusting set thread connection.
The universal back focusing device of LASER Light Source provided by the invention realizes the position adjustment laser light by changing light source
The focal length in source, makes up the deficiencies in the prior art.
The present invention is described in further details below with reference to accompanying drawing.
Brief description of the drawings
Fig. 1 is the sectional view of the universal back focusing device of LASER Light Source.
Fig. 2 is annular disc schematic diagram.
Fig. 3 is the schematic diagram of universal bar.
Fig. 4 is the schematic diagram of axle sleeve.
Fig. 5 is the schematic diagram of adjusting set.
Fig. 6 is the schematic diagram of laser tube seat.
Fig. 7 is the sectional view of mandrel.
Fig. 8 is the appearance schematic diagram of mandrel.
In figure：1st, housing；2nd, laser module；3rd, laser tube seat；4th, focusing handwheel；5th, mandrel；6th, axle sleeve；7th, adjusting set；
8th, universal bar；9th, preceding protuberance；10th, rear protuberance；11st, the first stupefied bar；12nd, the first groove；13rd, the first bung flange；14th, second is stupefied
Bar；15th, the second groove；16th, the second bung flange；17th, 18, attachment screw；19th, screw hole；20th, disk；21st, annular groove；22nd, connect
Bar；23rd, pin shaft hole；24th, bearing pin；25th, screw；26th, bonnet；27th, spring；28th, steel ball；29th, accommodating hole；30th, annular disc；
31st, lateral surface；32nd, groove；33rd, protection cap；34th, bayonet lock；35th, spacing screw or spacing pin shaft hole.
Embodiment
Fig. 1 show a kind of sectional view of the universal back focusing device of LASER Light Source of the present embodiment offer, the LASER Light Source
Back focusing device includes housing 1, is arranged on the laser tube seat 3 for being used to install laser module 2 of one end in housing 1, after housing 1
Outer be provided with the rear end of focusing handwheel 4, housing 1 in end is provided with mandrel 5, and the axle with its thread connection is provided with the mandrel 5
Set 6；Bonnet 26 is provided between the rear end of housing 1 and focusing handwheel 4, the mounting hole of installation mandrel 5 is provided with the bonnet 26,
The accommodating hole 29 of a storing spring 27 and steel ball 28 is provided with the upper end face mandrel 5 of bonnet 26；The accommodating hole 29 and mandrel 5
Between set and with annular disc 30, the annular disc 30 pass through attachment screw 17,18 and mandrel 5（With the hollow disk 20 of mandrel 5
It is directly connected to）Connection；The lateral surface 31 of the face accommodating hole 29 of the annular disc 30（See Fig. 2）On be provided with and multiple circumferentially arrange
The groove 32 arrange, radially extended；Steel ball 28 is placed between spring 27 and lateral surface 31.The connecting rod 22 that mandrel 5 is placed in outside housing 1
（See Fig. 7,8）It is fixedly connected by screw 25 and focusing handwheel 4.
See Fig. 1, protection cap 33 is provided with the nut of screw 25.The rear end of laser tube seat 3 is provided with hollow cylinder tune
Section set 7, the front end and the rear end of laser tube seat 3 of the adjusting set 7 are fixedly connected, and are set on the outer surface of the rear end of the adjusting set 7
There is external screw thread and coupled by the external screw thread with the inner thread of housing 1；The front end of axle sleeve 6 passes through universal bar 8 and adjusting set 7
Rear end connection.
As seen from Figure 3, multiple circumferentially arrangements are each provided with the outer surface of the rear ends of universal bar 8, are prolonged vertically
Stretch, the preceding protuberance 9 and rear protuberance 10 of radial projection, and axle sleeve 6 on its inner surface as shown in figure 4, be provided with multiple along week
To the first stupefied bar 11 for arranging, axially extending, the edge of accommodating rear protuberance 10 is formed between adjacent two the first stupefied bars 11
The first axially extending groove 12, protuberance 10 is provided with after being lived for block in the front end of axle sleeve 6 to prevent universal bar 8 from departing from
First bung flange 13 of the axle sleeve 6（See Fig. 1）.
And adjusting set 7 then as shown in figure 5, be provided with its inner surface it is multiple circumferentially arrange, axially extend second
Stupefied bar 14, formed between adjacent two the second stupefied bars 14 it is accommodating before protuberance 9 the second groove 15 axially extended, regulation
It is provided with the rear end of set 7 and states preceding protuberance 9 for block residence to prevent universal bar 8 from departing from the second bung flange of the adjusting set 7
16（See Fig. 1）, focusing handwheel 4 coupled by mandrel 5 with axle sleeve 6, and the mandrel 5 includes the hollow disk 20 being placed in housing 1（See
Fig. 8）With the connecting rod 22 being placed in outside the housing 1, the connecting rod 22 is fixedly connected with focusing handwheel 4；Set on hollow disk 20
Have radially extend to clamping axle sleeve 6 with prevent its relative to the mandrel 5 rotate installation stop screw screw hole 19（See
Fig. 8）.Connecting rod 22 is fixedly connected with focusing handwheel 4 by screw 25（See Fig. 1）.
It is worth noting that, focusing handwheel 4, mandrel 5, axle sleeve 6 and adjusting set 7 are co-axially mounted.
It is not difficult to find out by Fig. 1, the external diameter of the rear end of laser tube seat 3 is less than the inner surface place circle of the multiple second stupefied bars 14
Diameter, and an annular groove 21 is provided with the back end outer surface of the laser tube seat 3（See Fig. 6）, it is placed in the front side of annular groove 21
An annular retaining ring 22 is provided with outside the rear end of laser tube seat 3, the external diameter of the annular retaining ring 22 is more than the internal diameter of adjusting set 7（By Fig. 1
It can be seen that）；Behind the front end of the rear end of the laser tube seat 3 set loading adjusting set 7, the front end of adjusting set 7 corresponding with annular groove 21
It is provided perpendicular to axial pin shaft hole 23（See Fig. 5）, annular groove 21 passes through the bearing pin 24 in the pin shaft hole 23（See figure
1）Couple with adjusting set 7.
The universal back focusing device of LASER Light Source that the present embodiment provides drives connection fixed thereto by rotating focusing handwheel 4
The driving of mandrel 5 be connected with the hollow disk 20 of the inner of the mandrel 5 axle sleeve 6, in the stop screw in screw hole 19
Prevention under, mandrel 5 drives the axle sleeve 6 of thread connection therewith to rotate, then by the universal bar coupled with axle sleeve 6, adjusting set 7
8 drive adjusting sets 7 rotate, because adjusting set 7 couples with the inner thread of housing 1, and the geo-stationary of housing 1, therefore adjusting set 7
Just move forward and backward vertically, then drive connection fixed thereto（Adjusting set 7 and laser tube are realized by annular groove 21, bearing pin 24
The geo-stationary of seat 3, can also be so designed that simultaneously：The rear end for the laser tube seat 3 being placed between annular retaining ring 22 and annular groove 21
With the thread connection of adjusting set 7）Laser tube seat 3 move forward and backward vertically, so as to realize that the position adjustment by changing light source swashs
The focal length of radiant.
By Fig. 6 it can also be seen that setting limited location screw or spacing pin shaft hole 35 on laser tube seat 3, screw can be passed through
Or bearing pin（Bayonet lock 34 as shown in Figure 1）Realize to the spacing of laser module 2.
It is exemplified as above be only to the present invention for example, do not form the limitation to protection scope of the present invention, it is all
It is to be belonged to the same or analogous design of the present invention within protection scope of the present invention.
Claims (7)
1. a kind of universal back focusing device of LASER Light Source, including housing（1）, be arranged on housing（1）Interior one end be used for install it is sharp
Optical mode group（2）Laser tube seat（3）, it is characterised in that：The housing（1）Rear end outside be provided with focusing handwheel（4）, housing
（1）Rear end in be provided with mandrel（5）, the mandrel（5）Inside it is provided with the axle sleeve with its thread connection（6）；
The laser tube seat（3）Rear end be provided with hollow cylinder adjusting set（7）, the adjusting set（7）Front end with it is described swash
Light pipe seat（3）Rear end be fixedly connected, the adjusting set（7）Rear end outer surface on be provided with external screw thread and by the outer spiral shell
Line and housing（1）Inner thread connection；
The axle sleeve（6）Front end pass through universal bar（8）With the adjusting set（7）Rear end connection, the universal bar（8）It is front and rear
Be each provided with the outer surface of end it is multiple circumferentially arrange, axially extend, the preceding protuberance of radial projection（9）With rear protrusion
Portion（10）, the axle sleeve（6）Inner surface on be provided with multiple the first stupefied bars for circumferentially arranging, axially extending（11）, phase
Two adjacent the first stupefied bars（11）Between formed it is accommodating it is described after protuberance（10）The first groove axially extended（12）, axle
Set（6）Front end in be provided with and state rear protuberance for block residence（10）To prevent universal bar（8）Depart from the axle sleeve（6）
One bung flange（13）；
Adjusting set（7）Inner surface on be provided with multiple the second stupefied bars for circumferentially arranging, axially extending（14）, adjacent two
Individual second stupefied bar（14）Between formed house the preceding protuberance（9）The second groove axially extended（15）, adjusting set（7）
Rear end in be provided with and state preceding protuberance for block residence（9）To prevent universal bar（8）Depart from the adjusting set（7）The second spiral shell
Circle（16）；
The focusing handwheel（4）Pass through mandrel（5）With axle sleeve（6）Connection, the mandrel（5）Including being placed in the housing（1）Interior
Hollow disk（20）Be placed in the housing（1）Outer connecting rod（22）, the connecting rod（22）With focusing handwheel（4）It is fixedly connected；
Hollow disk（20）On be provided with radially extend to axle sleeve described in clamping（6）To prevent it with respect to the mandrel（5）Rotate
Installation stop screw screw hole（19）.
2. the universal back focusing device of LASER Light Source as claimed in claim 1, it is characterised in that：The focusing handwheel（4）, mandrel
（5）, axle sleeve（6）And adjusting set（7）Coaxially.
3. the universal back focusing device of LASER Light Source as claimed in claim 1, it is characterised in that：The laser tube seat（3）After
The external diameter at end is less than the multiple second stupefied bar（14）Inner surface where diameter of a circle, and the laser tube seat（3）Rear end outside
An annular groove is provided with surface（21）；Laser tube seat（3）Rear end set load the adjusting set（7）Front end, with annular groove
（21）Corresponding adjusting set（7）Front end be provided perpendicular to axial pin shaft hole（23）, annular groove（21）By installed in this
Pin shaft hole（23）Interior bearing pin（24）With adjusting set（7）Connection.
4. the universal back focusing device of LASER Light Source as claimed in claim 1, it is characterised in that：The mandrel（5）It is placed in described
Housing（1）Outer connecting rod（22）Pass through screw（25）With focusing handwheel（4）It is fixedly connected.
5. the universal back focusing device of LASER Light Source as described in any claim in Claims 1-4, it is characterised in that：Institute
State housing（1）Rear end and the focusing handwheel（4）Between be provided with bonnet（26）, the bonnet（26）On be provided with described in installation
Mandrel（5）Mounting hole, bonnet（26）The upper end face mandrel（5）Place is provided with a storing spring（27）And steel ball（28）'s
Accommodating hole（29）；
The accommodating hole（29）With the hollow disk（20）Between set with annular disc（30）, the annular disc（30）Pass through company
Connect screw（17、18）With the hollow disk（20）Connection；The annular disc（30）Face described in accommodating hole（29）Outside
Face（31）On be provided with multiple grooves for circumferentially arranging, radially extending（32）；
The steel ball（28）It is placed in spring（27）And groove（32）Between.
6. the universal back focusing device of LASER Light Source as claimed in claim 5, it is characterised in that：The screw（25）Nut on
It is provided with protection cap（33）.
7. the universal back focusing device of LASER Light Source as claimed in claim 3, it is characterised in that：The laser tube seat（3）After
End and adjusting set（7）Thread connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310353024.0A CN103414098B (en) | 2013-08-14 | 2013-08-14 | A kind of universal back focusing device of LASER Light Source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310353024.0A CN103414098B (en) | 2013-08-14 | 2013-08-14 | A kind of universal back focusing device of LASER Light Source |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103414098A CN103414098A (en) | 2013-11-27 |
| CN103414098B true CN103414098B (en) | 2018-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310353024.0A Active CN103414098B (en) | 2013-08-14 | 2013-08-14 | A kind of universal back focusing device of LASER Light Source |
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| Country | Link |
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| CN (1) | CN103414098B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104712916B (en) * | 2013-12-15 | 2018-03-30 | 西安华科光电有限公司 | A kind of laser LED torch |
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|---|---|---|---|---|
| CN201661934U (en) * | 2010-01-29 | 2010-12-01 | 大连电子工业股份有限公司 | Focusable lamp structure |
| CN102563367A (en) * | 2011-12-28 | 2012-07-11 | 徐永伟 | Flashlight capable of focusing automatically |
| CN102691975A (en) * | 2011-03-22 | 2012-09-26 | 海洋王照明科技股份有限公司 | Focusing structure and light fitting having the same |
| CN202719475U (en) * | 2011-12-29 | 2013-02-06 | 东莞市贻嘉光电科技有限公司 | Focusable projection lamp |
| CN202884664U (en) * | 2012-08-22 | 2013-04-17 | 刘燊 | Illuminating lamp capable of ascending and descending |
| CN203099413U (en) * | 2012-12-31 | 2013-07-31 | 广东粤兴照明科技有限公司 | Lamp with focusing function |
| CN203456728U (en) * | 2013-08-14 | 2014-02-26 | 西安华科光电有限公司 | Laser light source universal back focusing device |
-
2013
- 2013-08-14 CN CN201310353024.0A patent/CN103414098B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201661934U (en) * | 2010-01-29 | 2010-12-01 | 大连电子工业股份有限公司 | Focusable lamp structure |
| CN102691975A (en) * | 2011-03-22 | 2012-09-26 | 海洋王照明科技股份有限公司 | Focusing structure and light fitting having the same |
| CN102563367A (en) * | 2011-12-28 | 2012-07-11 | 徐永伟 | Flashlight capable of focusing automatically |
| CN202719475U (en) * | 2011-12-29 | 2013-02-06 | 东莞市贻嘉光电科技有限公司 | Focusable projection lamp |
| CN202884664U (en) * | 2012-08-22 | 2013-04-17 | 刘燊 | Illuminating lamp capable of ascending and descending |
| CN203099413U (en) * | 2012-12-31 | 2013-07-31 | 广东粤兴照明科技有限公司 | Lamp with focusing function |
| CN203456728U (en) * | 2013-08-14 | 2014-02-26 | 西安华科光电有限公司 | Laser light source universal back focusing device |
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| Publication number | Publication date |
|---|---|
| CN103414098A (en) | 2013-11-27 |
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