CN208312077U - A kind of focusing lens mobile mechanism - Google Patents
A kind of focusing lens mobile mechanism Download PDFInfo
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- CN208312077U CN208312077U CN201820604444.XU CN201820604444U CN208312077U CN 208312077 U CN208312077 U CN 208312077U CN 201820604444 U CN201820604444 U CN 201820604444U CN 208312077 U CN208312077 U CN 208312077U
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- focusing
- focusing lens
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- magnifying glass
- lead screw
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Abstract
The utility model relates to optical technical fields, and in particular to a kind of focusing lens mobile mechanism.Including focusing top plate, focusing lens, focusing lens bracket, magnifying glass, magnifying glass bracket and the focusing lead screw motor fixed plate successively set up；The focusing lens are set on the focusing lens bracket, and the magnifying glass is set on the magnifying glass bracket；The focusing support column for being connected to the magnifying glass bracket Yu focusing lens bracket is equipped between the focusing top plate and the focusing lead screw motor fixed plate；The focusing lead screw motor fixed plate is equipped with motor, and the focusing support column is connect with the interconnecting piece of the focusing lens bracket and magnifying glass bracket using rolling structure.Solving focusing mobile in the prior art, structure is complicated, and early period, installation was inconvenient, the cumbersome technical problem of later maintenance.It is mainly used for light of stage field.
Description
Technical field
The utility model relates to optical technical fields, and in particular to a kind of focusing lens mobile mechanism.
Background technique
With the development that stage is deduced, stage lighting becomes stage effect and renders indispensable product.With stage lighting,
Performance environment, rendered atmosphere etc. can be shown according to the effect of stage performance, wherein prominent central person is also that stage lighting is necessary
One of being completed for task, in order to when highlighting central person, make light in the light of central person position clear, stage
Lamp just needs to have the function of focusing.Focusing is called focusing, refers to by changing image distance, i.e., by changing camera lens optical center to egative film
Plan range, optical center convergence place always have a position fully aware of, here it is optical center convergence position, it is numerous
Point constitutes a plane, i.e. focal plane.Focusing mainly is driven by the way that stepper motor is arranged on focusing lens in the prior art
The movement of camera lens, to reach light focusing to certain, so that the brightness at this reaches maximization.
Chinese patent CN201620407013.5 discloses a kind of focus control on October 12nd, 2016 and specifically includes that tune
Burnt top plate, focusing lens fixed plate, focusing lead screw motor fixed plate, focusing microscope group and PCB adjust component；Focusing microscope group is fixed on
In focusing lens fixed plate；Focusing top plate and focusing lead screw motor fixed plate divide column focusing lens fixed plate upper and lower；Focusing silk
Focusing support column and focusing guide rod are connected between bar motor fixing plate and focusing top plate；Focusing support column and the focusing equal edge of guide rod
The distribution substantially symmetrical about its central axis of focusing microscope group；Focusing guide rod passes through focusing lens fixed plate and focusing lens fixed plate is led along focusing
Bar moves up and down；Focusing lens fixed plate is equipped with sliding sleeve；Sliding sleeve is matched with focusing guide rod；Lead screw motor fixed plate of focusing
Bottom surface is provided with lead screw motor, and the screw rod of lead screw motor upwardly extends and passes through focusing lens fixed plate；Focusing lens fixed plate
It is equipped with focusing nut；Focusing nut and the mutual threaded of screw rod；The connection type of focusing nut and focusing lens fixed plate
Are as follows: the screw by being arranged with spring passes through focusing nut after the outwardly extending edge of side horizontal, fixes with focusing lens
Plate connection；It includes: PCB adapter board bracket, PCB adapter board, Hall pcb board and magnet that PCB, which adjusts component,；PCB adapter board bracket
Setting is in the fixed front edge of board of focusing lead screw motor；PCB adapter board is arranged on PCB adapter board bracket；Hall pcb board is mounted on tune
The surface of burnt lead screw motor fixed plate；Magnet is mounted on the bottom surface of focusing lens fixed plate；Magnet and Hall pcb board are mutually opposite
It answers.
Although above-mentioned technical proposal solves focus control during the work time, be easy in focussing process above and below focusing lens
Phenomena such as existing stuck, shake, but it has the shortcomings that structure is complicated, and installation is inconvenient, high production cost.
Utility model content
The utility model aim is to provide a kind of focusing lens moving structure, before steady operation of focusing above and below focusing lens
It puts, it is simple to meet lamp body structure, easy for installation, the low focusing lens moving structure of production cost.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is as follows:
A kind of focusing lens mobile mechanism, including the focusing top plate, focusing lens, focusing lens bracket, amplification successively set up
Mirror, magnifying glass bracket and focusing lead screw motor fixed plate；The focusing lens are set on the focusing lens bracket, described to put
Big mirror is set on the magnifying glass bracket；It is equipped between the focusing top plate and the focusing lead screw motor fixed plate described in being connected to
The focusing support column of magnifying glass bracket and focusing lens bracket；The focusing lead screw motor fixed plate is equipped with motor, the tune
Burnt support column is connect with the interconnecting piece of the focusing lens bracket and magnifying glass bracket using rolling structure.
By adopting the above technical scheme: passing through focusing top plate, focusing lens, magnifying glass and the focusing screw rod electricity successively set up
Machine fixed plate has set up a kind of focusing lens mobile device jointly, ensure that the normal work of focusing system.Focusing support column with
The interconnecting piece of focusing lens bracket and magnifying glass bracket is connected using rolling structure, and focusing support can be effectively reduced by rolling connection
The friction of the interconnecting piece of column and focusing lens bracket and magnifying glass bracket effectively avoids in focusing lens or more focussing process
There is the problem of stuck or shake, structure is simple, facilitates the maintenance in later period and the installation of early period.
Further, the number of the driving motor of focusing lens bracket and magnifying glass bracket is one.
By adopting the above technical scheme: focusing lens bracket and magnifying glass bracket are all made of a motor driven, are guaranteeing
In the case that system operates normally, installation space is saved, so that the structure of lamp body is simpler.
Further, rolling structure is bearing arrangement.
By adopting the above technical scheme: bearing arrangement is firm, can effectively guarantee the stable operation of focusing system.
Further, focus support column quantity be four.
By adopting the above technical scheme: focusing support column being set as four, so that focusing lens bracket and magnifying glass branch
Frame can be more stable move up and down, avoid deflecting during the work time.Be conducive to the smooth operation of focusing structure.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of focusing lens mobile mechanism embodiment of the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Detailed description, it is clear that described embodiment is only the embodiment of the utility model a part, rather than whole implementation
Example.Based on the embodiments of the present invention, those skilled in the art institute obtained under the premise of no creativity is worked
Some other embodiments, belong to the protection scope of the utility model.
Appended drawing reference in Figure of description includes: 1, focusing top plate；2, focusing support column；3, focusing lens；4, amplify
Mirror；5, focusing lead screw motor fixed plate；6, lead screw motor；7, bearing arrangement；8, focusing lens bracket；9, magnifying glass bracket；10,
Second lead screw motor.
Embodiment is substantially as shown in Fig. 1: a kind of focusing lens mobile mechanism, the focusing including being located at entire mechanism top
Top plate 1, focusing top plate 1 is whole to be presented rectangular configuration, to facilitate installation, being all provided with jagged, focusing on the right-angle side of rectangle
Light hole is preset on top plate 1, light hole is circular configuration, and focusing top plate 1 uses metal material, can be assisted in use
With heat dissipation effect.The lower section of focusing top plate 1 is connected with four focusing support columns 2, and focusing support column 2 is each parallel to where light hole
Central axes are located on focusing top plate 1, and focusing support column 2 is close to focusing 1 right-angle side of top plate.Support column 2 focus from top to bottom
It is successively arranged focusing lens 3 and magnifying glass 4, focusing lens 3 are set on focusing lens bracket 8, and focusing support column 2 is through tune
Zoom lens bracket 8 is provided with the through-hole for connection wire rod motor 6 on focusing lens bracket 8.Magnifying glass 4 is set to magnifying glass branch
On frame 9, it is provided with the through-hole for connecting the second lead screw motor 10 on magnifying glass bracket 9, is equipped with and adjusts positioned at the lower section of magnifying glass 4
Burnt lead screw motor fixed plate 5, focusing 2 bottom of support column are connected to focusing lead screw motor fixed plate 5.Focusing lead screw motor fixed plate
Lead screw motor 6 and the second lead screw motor 10 are fixedly connected on 5, lead screw motor 6 passes through magnifying glass bracket 9 and connects focusing lens branch
Frame 8, focusing lens bracket 8 are driven by lead screw motor 6 and are moved up and down, the part light that magnifying glass bracket 9 is contacted with lead screw motor 6
It is sliding, the not drive amplification mirror support 9 of lead screw motor 6；Second lead screw motor 10 is fixedly connected on focusing lead screw motor fixed plate 5, the
Two lead screw motors 10 pass through magnifying glass bracket 9, and magnifying glass bracket 9 is moved up and down by the driving of the second lead screw motor 10.Focusing branch
Dagger 2 is connect with the mode that focusing lens bracket 8 and 9 contact portion of magnifying glass bracket are all made of rolling, and preferably bearing arrangement 7 connects
It connects, for reducing the frictional force between focusing lens bracket 8 and magnifying glass bracket 9 and tune coke support column 2, avoids focusing lens
The phenomenon that first 3 occur in upper and lower focussing process stuck and shake.
Above-described is only preferred embodiments of the present invention, it is noted that for those skilled in the art
For, under the premise of not departing from the utility model structure, several modifications and improvements can also be made, these also should be considered as this
The protection scope of utility model, these all will not influence the effect and patent practicability of the utility model implementation.
Claims (4)
1. a kind of focusing lens mobile mechanism, including focusing top plate (1), the focusing lens (3), focusing lens bracket successively set up
(8), magnifying glass (4), magnifying glass bracket (9) and focusing lead screw motor fixed plate (5)；The focusing lens (3) are set to described
On focusing lens bracket (8), the magnifying glass (4) is set on the magnifying glass bracket (9)；The focusing top plate (1) with it is described
The focusing support for being connected to the magnifying glass bracket (9) and focusing lens bracket (8) is equipped between focusing lead screw motor fixed plate (5)
Column (2)；The focusing lead screw motor fixed plate (5) be equipped with motor, it is characterised in that: the focusing support column (2) with it is described
The interconnecting piece of focusing lens bracket (8) and magnifying glass bracket (9) is connected using rolling structure.
2. focusing lens mobile mechanism according to claim 1, it is characterised in that: the focusing lens bracket (8) and put
The number of the driving motor of big mirror support (9) is one.
3. focusing lens mobile mechanism according to claim 1, it is characterised in that: the rolling structure is bearing arrangement (7).
4. focusing lens mobile mechanism according to claim 3, it is characterised in that: it is described focusing support column (2) quantity be
Four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820604444.XU CN208312077U (en) | 2018-04-25 | 2018-04-25 | A kind of focusing lens mobile mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820604444.XU CN208312077U (en) | 2018-04-25 | 2018-04-25 | A kind of focusing lens mobile mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208312077U true CN208312077U (en) | 2019-01-01 |
Family
ID=64714454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820604444.XU Active CN208312077U (en) | 2018-04-25 | 2018-04-25 | A kind of focusing lens mobile mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208312077U (en) |
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2018
- 2018-04-25 CN CN201820604444.XU patent/CN208312077U/en active Active
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