CN207396818U - Electronic micromatic setting - Google Patents
Electronic micromatic setting Download PDFInfo
- Publication number
- CN207396818U CN207396818U CN201721357564.6U CN201721357564U CN207396818U CN 207396818 U CN207396818 U CN 207396818U CN 201721357564 U CN201721357564 U CN 201721357564U CN 207396818 U CN207396818 U CN 207396818U
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- CN
- China
- Prior art keywords
- screw rod
- sliding shoe
- guide groove
- stepper motor
- mounting bracket
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model is related to a kind of electronic micromatic settings, it is characterised in that：Including mounting bracket (1), the fixed electric machine support (5) for being located at mounting bracket (1) side and it is located at mounting bracket (1) in vivo guide groove（12）, the guide groove（12）Interior be equipped with can be in the sliding shoe (2) that it is slided in vivo, the first end face of the sliding shoe (2)（201）With guide groove（12）The first side wall face（1201）Between be equipped with spring (7)；The guide groove（12）The second side wall surface（1202）Upper fixation, which is worn, is connected to nut (3), is worn in the nut (3) and is connected to first end（401）With sliding shoe (2) second end face（202）The accurate screw rod (4) of close contact, the nut (3) form screw pair with accurate screw rod (4)；Stepper motor (6), the second end of the precision screw rod (4) are fixed on the electric machine support (5)（402）Equipped with opening slot（403）, the output shaft insertion opening slot of the stepper motor (6)（403）.The utility model stepper motor is directly connected with accurate screw rod, reduces extension coupling, simplifies structure, reduces occupied space.
Description
Technical field：
The utility model is related to field of electromechanical technology more particularly to a kind of electronic micromatic settings.
Background technology：
In laser detection instrument, to ensure that laser and optical signal are incident upon required position, it is often necessary to center of lens
Carry out alignment fine tuning, the fine tuning technology generally used is divided into mechanical and electromechanical, can mechanically be divided into accurate/differential screw,
Lever mechanism, voussoir cam mechanism, gear mechanism and elastic mechanism, electromechanical can be divided into electrothermal, electromagnetic type and piezoelectricity/electroluminescent
Telescopic, wherein electromechanical is small, high resolution, but stroke is insufficient, often structure when mechanically applying electric drive mode
It is more complicated.
Patent document《Double frame piezoelectric driving micro-regulation print platforms》(93203906.5) it is micro- that a kind of Piezoelectric Driving is disclosed in
Regulating mechanism, but the deflection of piezoelectric ceramics is limited to, whole fine tuning stroke is too small.
Patent document《Lens focusing device》(200510088607.0) micro-adjusting mechanism introduced in, is pushed away using eccentric wheel
Index glass seat, it is compact-sized when adjusting manually, but when motor is needed to drive, since in entire stroke, eccentric wheel at most only turns
It is 180 ° dynamic, it is high to the rotation precision requirement of motor if motor direct-connected, and stroke is limited by eccentric wheel diameter and eccentricity,
If adding transition mechanism between motor and eccentric wheel, the advantages of holding structure is compact is difficult to.
Patent document《A kind of electronic micromatic setting》(201320631324.6) micro-adjusting mechanism introduced in, eyeglass need to install
On screw pair, the interference to micro-adjusting mechanism in light path or vertical direction may be caused.
Patent document《Optical mirror slip vertical driver》(201410434752.9) micro-adjusting mechanism introduced in is, it is necessary to use
Extension coupling, it is complicated, it is bulky, it is unfavorable for modularization and the miniaturization of optical instrument.
Utility model content：
The purpose of this utility model is to provide a kind of electronic micromatic setting, which can be used for solving existing electricity
Dynamic micromatic setting is complicated, spatial volume is big, can not realize instrument module and the problem of miniaturization.
To achieve these goals, the technical solution adopted in the utility model is：
The electronic micromatic setting of the utility model, it is characterised in that：Including mounting bracket, the fixed motor for being located at mounting bracket side
Stent and be located at the in vivo guide groove of mounting bracket, be equipped in the guide groove can in the sliding shoe that it is slided in vivo, the sliding shoe
Spring is equipped between first end face and guide groove the first side wall face；Fixed wear is connected to nut on the guide groove the second side wall surface, described
It is worn in nut and is connected to the accurate screw rod that first end is in close contact with sliding shoe second end face, the nut forms spiral shell with accurate screw rod
Rotation is secondary；Stepper motor is fixed on the electric machine support, the second end of the precision screw rod is equipped with opening slot, the stepping electricity
The output shaft of machine is inserted into the opening slot.
Further, above-mentioned accurate screw rod can slide axially and without relative rotation on stepper motor output shaft.
Further, above-mentioned accurate screw rod second end is processed into and the matched arcuate apertures of stepper motor output shaft, arcuate apertures
To ensure that accurate screw rod slides axially on stepper motor output shaft and without relative rotation.
Further, it is equipped with to ensure the upper cover of sliding shoe motion in one dimension above above-mentioned mounting bracket.
Further, the connecting hole for eyeglass or microscope base installation is provided on above-mentioned sliding shoe.
Further, above-mentioned accurate screw rod and one end of sliding shoe cooperation are spherical.
The operation principle of the utility model：Stepper motor drives accurate screw rod rotation, is turned rotary motion by screw pair
Axial linear movement is turned to, with reference to the return action of compression spring, realizes moving left and right for sliding shoe（It is axially moveable）, and lead to
The signal of control stepper motor and accurate screw pitch are crossed, to meet mobile accuracy requirement.
Compared with prior art, the utility model has the advantages that：(1) stepper motor directly connects with accurate screw rod
It connects, reduces extension coupling, simplify structure, reduce occupied space；(2) it is directly anchored to by electric machine support on nut
Mode, further simplify structure；(3) on the same axis, avoiding accurate screw rod may make for sliding shoe and accurate screw rod
Into the interference to micro-adjusting mechanism in light path or vertical direction, have and using two devices be combined into two-dimentional micromatic setting simultaneously
It may；(4) by accurate screw pitch and the cooperation of step motor control pulse, it can realize that micron order is adjusted；(5) nut,
It is convenient that accurate screw rod, electric machine support and stepper motor are replaced, convenient for adjusting configuration at any time.
Description of the drawings：
The nonlimiting examples that the utility model is provided by attached drawing further illustrate；
Fig. 1 is the elevation of the utility model embodiment；
Fig. 2 is the vertical view full sectional view of the utility model embodiment；
Main element symbol description is as follows：
(1) mounting bracket, (2) sliding shoe, (3) nut, (4) accurate screw rod, (5) electric machine support, (6) stepper motor, (7) pressure
Contracting spring, (8) upper cover, (9) holding screw,（10）Connecting hole,（11）Position limiting structure,（12）Guide groove,（1201）The first side of guide groove
Wall surface,（1202）Guide groove the second side wall surface,（201）The first end face of sliding shoe,（202）The second end face of sliding shoe,（401）Essence
Close screw rod first end,（402）Accurate screw rod second end,（403）Opening slot.
Specific embodiment:
In order to which those skilled in the art is made to be better understood from the utility model, with reference to the accompanying drawings and detailed description
The utility model is described in more detail.
As shown in Figs. 1-2, the electronic micromatic setting of the utility model, the mounting bracket (1) are machined with guide groove（12）, in guide groove
Position limiting structure (11) is designed with the range of limit slippage block (2), sliding shoe (2) slides in guide groove, compression spring (7)
One end of sliding shoe (2) is arranged on, sliding shoe (2) other end is in close contact with accurate screw rod (4), accurate screw rod (4) and nut
(3) screw pair is formed, nut (3) is fixed on mounting bracket (1), and electric machine support (5) is fixed on nut (3) by holding screw
On, stepper motor (6) is mounted on electric machine support (5), and accurate screw rod (4) other end is machined with matched with stepper motor (6)
Arcuate apertures are directly connected with stepper motor (6) output shaft, and arcuate apertures are ensureing that accurate screw rod (4) can be in stepper motor (6)
It horizontally slips on output shaft and without relative rotation, upper cover (8) pushes down sliding shoe (2) and ensures its motion in one dimension.
In the present embodiment, connecting hole is provided on the sliding shoe（10）For the installation of microscope base, eyeglass is mounted on microscope base
It is interior.
In the present embodiment, the precision screw rod (4) and one end of sliding shoe cooperation are spherical shape, to ensure that device was adjusted
Accuracy and sensitivity in journey.
In the present embodiment, when assigning stepper motor (4) pulse signal, make its rotating forward, motor is driving accurate screw rod (4) just
Turn, pass through the screw pair formed with nut (3) so that the tangential rotary motion of accurate screw rod (4), which is changed into along axis is positive, transports
Dynamic, so as to promote sliding shoe (2) positive movement, spring (7), which plays, at this time eliminates backhaul difference and guarantee sliding shoe (2) and accurate spiral shell
The effect of bar (4) contact, when assigning stepper motor (4) inversion pulse signal, motor drives accurate screw rod (4) anti-pass, while essence
Close screw rod (4) promotes sliding shoe (2) to follow accurate screw rod (4) counter motion, two processes along axis counter motion, spring (7)
In, sliding shoe (2) and the particle relative position of accurate screw rod (4) contact position are always zero, so as to fulfill fine tuning.
In the present embodiment, the pitch P of accurate screw rod (4) is 250 μm, not can be realized step by step using two-phase stepping motor
1.25 μm of degree of regulation.
Above-listed preferred embodiment has been further described the purpose of this utility model, technical solution and advantage,
It should be understood that the above is only the preferred embodiment of the utility model only, it is not intended to limit the utility model, it is all
Within the spirit and principles of the present invention, any modifications, equivalent replacements and improvements are made should be included in this practicality
Within new protection domain.
Claims (6)
1. a kind of electronic micromatic setting, it is characterised in that：Including mounting bracket (1), the fixed motor branch for being located at mounting bracket (1) side
Frame (5) and it is located at mounting bracket (1) in vivo guide groove（12）, the guide groove（12）Interior be equipped with can be in the sliding shoe that it is slided in vivo
(2), the first end face of the sliding shoe (2)（201）With guide groove（12）The first side wall face（1201）Between be equipped with spring (7)；Institute
State guide groove（12）The second side wall surface（1202）Upper fixation, which is worn, is connected to nut (3), is worn in the nut (3) and is connected to first end（401）
With sliding shoe (2) second end face（202）The accurate screw rod (4) of close contact, the nut (3) form spiral shell with accurate screw rod (4)
Rotation is secondary；Stepper motor (6), the second end of the precision screw rod (4) are fixed on the electric machine support (5)（402）Equipped with opening
Hole slot（403）, the output shaft insertion opening slot of the stepper motor (6)（403）.
2. electronic micromatic setting according to claim 1, it is characterised in that：The precision screw rod (4) can be in stepper motor
(6) slide axially on output shaft and without relative rotation.
3. electronic micromatic setting according to claim 1, it is characterised in that：Described precision screw rod (4) second end opening slot
（403）Be processed into the matched arcuate apertures of stepper motor (6) output shaft, arcuate apertures to ensure accurate screw rod (4) stepping electricity
It slides axially and without relative rotation on machine (6) output shaft.
4. electronic micromatic setting according to claim 1, it is characterised in that：The mounting bracket (1) is equipped with to protect above
Demonstrate,prove the upper cover (8) of sliding shoe (2) motion in one dimension.
5. electronic micromatic setting according to claim 1, it is characterised in that：It is provided on the sliding shoe (2) for mirror
Piece or the connecting hole of microscope base installation.
6. electronic micromatic setting according to claim 1, it is characterised in that：Described precision screw rod (4) first end（401）For
Spherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721357564.6U CN207396818U (en) | 2017-10-20 | 2017-10-20 | Electronic micromatic setting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721357564.6U CN207396818U (en) | 2017-10-20 | 2017-10-20 | Electronic micromatic setting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207396818U true CN207396818U (en) | 2018-05-22 |
Family
ID=62329425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721357564.6U Active CN207396818U (en) | 2017-10-20 | 2017-10-20 | Electronic micromatic setting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207396818U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957734A (en) * | 2018-06-04 | 2018-12-07 | 中国科学院合肥物质科学研究院 | A kind of electronic diaphragm of high temperature resistant Larger Dynamic adjustable range |
-
2017
- 2017-10-20 CN CN201721357564.6U patent/CN207396818U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957734A (en) * | 2018-06-04 | 2018-12-07 | 中国科学院合肥物质科学研究院 | A kind of electronic diaphragm of high temperature resistant Larger Dynamic adjustable range |
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