CN208818900U - A kind of four-dimension grating adjustment mechanism - Google Patents
A kind of four-dimension grating adjustment mechanism Download PDFInfo
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- CN208818900U CN208818900U CN201821827480.9U CN201821827480U CN208818900U CN 208818900 U CN208818900 U CN 208818900U CN 201821827480 U CN201821827480 U CN 201821827480U CN 208818900 U CN208818900 U CN 208818900U
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Abstract
The utility model discloses a kind of four-dimensional grating adjustment mechanisms, including pedestal, the top of pedestal is equipped with shaft, shaft is vertical with pedestal to be connect, being pivotally connected on shaft has turntable, the first mounting plate is fixedly connected on turntable, first mounting plate is equipped with guide rail, be slidably connected the second mounting plate on guide rail, locating piece is fixedly connected at the top of the second mounting plate, it sets a table at the top of locating piece equipped with arc, the bottom surface that arc is set a table is arc-shaped, the top surface of bottom surface and locating piece that arc is set a table is tangent, arc top of setting a table offers mounting hole, it is combined with to set in mounting hole and adjusts arc and set a table the lock-screw of pitch angle, the end of lock-screw is threadedly coupled with locating piece, the top that arc is set a table is connected with vertical plate, being pivotally connected on the side of vertical plate has shaft, the axis of shaft and the axis of shaft are vertical.This adjustment mechanism can adjust grating four dimensions on adjustment mechanism and be adjusted, and regulated efficiency is high, easy to use, improve the flexibility of grating adjusting.
Description
Technical field
The utility model relates to gratings to adjust engineering device technique field, and in particular to a kind of four-dimension grating adjustment mechanism.
Background technique
Grating (grating) is known as by the optical device that a large amount of wide equidistant parallel slits are constituted.It is general common
Grating is made of to carve a large amount of parallel scores on the glass sheet, and indentation is lightproof part, and the smooth part between two indentations can
With light transmission, it is equivalent to a slit.The grating of purification is carved with thousands of or even up to ten thousand indentations in 1cm width.It is this to utilize thoroughly
The grating for penetrating optical diffraction is known as transmission grating, and there are also the gratings using the reflection optical diffraction between two indentations, is such as being coated with metal layer
Surface on carve many parallel scores, the smooth metal face between two indentations can be known as reflecting grating with reflected light, this grating.
Realize that light pulse is compressed using the reflective diffraction gratings being organized in pairs in ultrashort laser pulse system；At
To two reflecting gratings used, groove and reflecting surface parallel degree, grating are to interval error size etc. to the pressure of laser pulse
Contracting efficiency and output beam quality have larger impact；By adjusting the bracket angle fine to progress to two reflecting gratings and grating
It spends posture and ideal operating attitude can be reached apart from adjustment.
It can be combined the methods of to use using conventional adjustment frame when for reflecting grating mounting and adjusting frame and be adjusted to meet
Whole requirement, but it is not able to satisfy the occasion of some specific demands, regulated efficiency is low, consumes a longer time, structure is not compact enough, shadow
Ring stability.
Utility model content
Grating adjustment mechanism to be solved in the utility model regulated efficiency when adjusting grating is low, consumes a longer time,
The technical issues of structure is not compact enough, influences stability is, and it is an object of the present invention to provide a kind of four-dimension grating adjustment mechanism.
The utility model is achieved through the following technical solutions:
A kind of four-dimension grating adjustment mechanism, including pedestal, the top of the pedestal are equipped with shaft, and shaft is vertical with pedestal to be connected
It connects, being pivotally connected on the shaft has turntable, and turntable is freely rotated in shaft, and the first installation is fixedly connected on turntable
Plate, first mounting plate are equipped with guide rail, and be slidably connected the second mounting plate on guide rail, and second mounting plate is along guide rail
Length direction moves freely, and is fixedly connected with locating piece at the top of the second mounting plate, puts at the top of locating piece equipped with arc
Platform is equipped on locating piece and adjusts the set a table arc of pitch angle of arc and set a table driver, and the arc is set a table as rectangle mechanism,
The bottom surface that arc is set a table be it is arc-shaped, the top surface of bottom surface and locating piece that the arc is set a table is tangent, and the arc is set a table top
Offer mounting hole, be combined in mounting hole and set fixed arc and set a table the lock-screw of pitch angle, the end of lock-screw with
Locating piece is threadedly coupled, and the top that the arc is set a table is connected with vertical plate, and the vertical plate and arc are set a table vertical connection, in vertical plate
Side on be pivotally connected have shaft, the axis of the shaft and the axis of shaft are vertical.
Preferred embodiment, the pedestal are equipped with the magnetic telescopic driver of driving dial turning motion, the magnetostriction
The shell of driver is fixedly connected with pedestal, and the output rod of magnetic telescopic driver and the side wall of the first mounting plate offset, described
Reset spring is equipped between the shell of magnetic telescopic driver and the side wall of the first mounting plate, the reset spring is to stretch bullet
Spring.
Preferred embodiment, the guide rail are equipped with two, and two guide rails are parallel and are arranged at intervals on the first mounting plate, and described the
The bottom surface of two mounting plates is equipped with the sliding block that is slidably connected with guide rail, and the sliding block moves freely on guide rail, two guide rails it
Between be equipped with the driving mechanism that moves along guide rail rectilinear direction of the second mounting plate of driving, the driving mechanism includes setting in the first peace
Bearing block in loading board, the bearing block are equipped with two, are combined with screw rod on two bearing blocks, are threaded on the screw rod
Nut, the outer wall of nut are fixedly connected with the bottom surface of the second mounting plate, and the axis of the screw rod and the length direction of guide rail are parallel,
Driving screw rod is connected in one end of screw rod and turns counter-rotational motor, and the motor is fixed on the first mounting plate.
Preferred embodiment, the piezoelectric-type single-degree-of-freedom precision that the vertical plate is equipped with drive shaft rotary motion rotate driving
The stator of device, the piezoelectric-type single-degree-of-freedom precision rotary actuator is fixedly connected with vertical plate, piezoelectric-type single-degree-of-freedom precision rotation
The rotor for turning driver is connect with shaft.
Preferred embodiment, the two sides of the locating piece are separately installed with limit plate, and the top of the limit plate is equipped with positive stop strip,
The arc is set a table between two limit plates.
Preferred embodiment, on the arc that the lock-screw is located remotely from vertical plate direction is set a table, the lock-screw is for solid
Determine the pitch angle that arc is set a table.
The utility model compared with prior art, has the following advantages and benefits: one kind four of the utility model
Grating adjustment mechanism is tieed up, which can carry out flexible modulation to the position of grating and angle from four dimensions.1) this tune
Complete machine structure is equipped with turntable at the top of pedestal, and the first mounting plate at the top of turntable can be transported relative to pedestal forward and reverse rotation
It is dynamic, it realizes grating forward and reverse left rotation and right rotation on the adjustment mechanism and adjusts.2) this adjustment mechanism is equipped on the first mounting plate
Two are parallel to each other and spaced guide rail, the second mounting plate are slidably connected on guide rail, the second mounting plate is on guide rail
Rectilinear direction along guide rail is freely rotated.The second mounting plate of driving straight line on guide rail is provided on the first mounting plate simultaneously to transport
Dynamic driving mechanism, the driving mechanism drive the second mounting plate straight line back and forth movement on guide rail, realize grating in the adjustment
Horizontal rectilinear motion is adjusted in mechanism.3) this adjustment mechanism is provided with locating piece on the second mounting plate and arc is set a table, arc
The bottom surface set a table be it is arc-shaped, the top surface of bottom surface and locating piece that arc is set a table is tangent, and arc is set a table through lock-screw and adjusted
Section arc is set a table the angle between locating piece, realizes the pitch angle for adjusting grating on the adjustment mechanism with this.4) originally
Adjustment mechanism is connected with vertical plate at the top that arc is set a table, and being pivotally connected on vertical plate has shaft, and the shaft is for rotating horizontally light
Grid, the axis of the shaft and the axis of turntable are vertical, realize grating and are rotated up and down adjusting on the adjustment mechanism.This adjustment machine
Structure can adjust grating and move horizontally on adjustment mechanism, and the four dimensions that pitching is rotated, rotated left and right, being rotated up and down are adjusted
Section, regulated efficiency is high, easy to use, compact-sized, improves the flexibility of grating adjusting.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings:
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the partial structural diagram of the utility model.
Label and corresponding parts title in attached drawing:
1- pedestal, 2- turntable, the first mounting plate of 3-, the second mounting plate of 4-, 5- magnetic telescopic driver, 6- motor, 7- are fixed
Position block, 8- arc are set a table, 9- lock-screw, 10- vertical plate, 11- shaft, 12- piezoelectric-type single-degree-of-freedom precision rotary actuator,
13- limit plate, 14- grating.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, below with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment
As depicted in figs. 1 and 2, a kind of four-dimensional grating adjustment mechanism of the utility model, including pedestal 1, at the top of pedestal 1
Equipped with shaft, shaft is located at the center of pedestal 1, and shaft is vertical with pedestal 1 to be connect.Being pivotally connected on shaft has turntable 2, turns
Disk 2 is freely rotated in shaft.The first mounting plate 3 is fixedly connected on turntable 2, pedestal 1 is equipped with the driving rotation fortune of turntable 2
The shell of dynamic magnetic telescopic driver 5, magnetic telescopic driver 5 is fixedly connected with the top surface of pedestal 1, magnetic telescopic driver
The side wall of 5 output rod and the first mounting plate 3 offsets.Between the shell of magnetic telescopic driver 5 and the side wall of the first mounting plate 3
Equipped with reset spring, reset spring is extension spring, and reset spring is for elasticity in the shell of magnetic telescopic driver 5 and first
Between the side wall of mounting plate 3, the side wall of the output rod and the first mounting plate 3 that keep magnetic telescopic driver 5, which remains, to offset
State.Nano grade positioning precision may be implemented in magnetic telescopic driver 5, improves the control precision of the adjusting of grating 14.
Guide rail is equipped on the first mounting plate 3, be slidably connected the second mounting plate 4 on guide rail, and the second mounting plate 4 is along guide rail
Length direction move freely.Guide rail is equipped with two, and two guide rails are parallel and are arranged at intervals on the first mounting plate 3.Second peace
The bottom surface of loading board 4 is equipped with the sliding block being slidably connected with guide rail, and sliding block moves freely on guide rail.It is equipped with and drives between two guide rails
The driving mechanism that dynamic second mounting plate 4 is moved along guide rail rectilinear direction, which includes being arranged on the first mounting plate 3
Bearing block, bearing block are equipped with two, are combined with screw rod on two bearing blocks, nut, the outer wall of nut are threaded on screw rod
It is fixedly connected with the bottom surface of the second mounting plate 4.The axis of screw rod and the length direction of guide rail are parallel, are connected in one end of screw rod
Screw rod is driven to turn counter-rotational motor 6, motor 6 is preferably stepper motor, and motor 6 is fixed on the first mounting plate 3.Motor 6
The nut on screw rod is driven to move linearly on screw rod by forward and reverse rotation, nut drives the second mounting plate 4 to set in guide rail
Direction on move along a straight line.
It is fixedly connected with locating piece 7 at the top of the second mounting plate 4, arc is equipped at the top of locating piece 7 and sets a table 8,
Locating piece 7, which is equipped with, to be adjusted the set a table arc of 8 pitch angles of arc and sets a table driver, and arc sets a table 8 as rectangular configuration, arc pendulum
The bottom surface of platform 8 is arc-shaped surface, and set a table 8 top surface of arc is plane, arc set a table 8 bottom surface and locating piece 7 top surface it is tangent.
The set a table output shaft of driver of arc is connected with screw rod, and screw rod is freely rotated on locating piece 7, and nut is combined on screw rod,
Nut moves along a straight line along the axis direction of screw rod, is combined on nut and sets a table the sliding block that 8 bottom surface offsets with arc, and sliding block exists
On screw rod move along a straight line when adjust arc set a table 8 pitch angle.It adjusts and offers mounting hole in arc 8 top surfaces of setting a table, install
It is combined in hole and sets fixed arc and set a table the lock-screws 9 of 8 pitch angles, the end of lock-screw 9 and 7 screw thread of locating piece connect
It connects.The angle that arc is set a table between 8 and locating piece 7 is fixed by the screwing length of rotation lock-screw 9 and locating piece 7, it is real
Existing pitch angle of the fixed grating 14 on the adjustment mechanism.The two sides of locating piece 7 are separately installed with limit plate 13, limit plate 13
Top be equipped with positive stop strip, positive stop strip for preventing arc from setting a table about 8 plays, arc set a table 8 positioned at two limit plates 13 it
Between, it sets a table and 8 limits to arc.
Set a table 8 top of arc is connected with vertical plate 10, vertical plate 10 and arc set a table 8 it is vertical connect, in the side of vertical plate 10
Upper pivot connection has shaft 11, and for shaft 11 for installing grating 14, the axis of shaft 11 and the axis of shaft are vertical.On vertical plate 10
Piezoelectric-type single-degree-of-freedom precision rotary actuator 12 equipped with 11 rotary motion of drive shaft, piezoelectric-type single-degree-of-freedom precision rotation
The stator of driver 12 is fixedly connected with vertical plate 10, and the rotor and shaft 11 of piezoelectric-type single-degree-of-freedom precision rotary actuator 12 connect
It connects.Piezoelectric-type single-degree-of-freedom precision rotary actuator 12 has higher driving precision, improves the control precision of the adjusting of grating 14.
Preferred embodiment scheme, the arc that lock-screw 9 is located remotely from 10 direction of vertical plate are set a table on 8, and lock-screw 9 can be with
Set a table and 8 lock to arc, lock-screw 9 be used to fix arc set a table 8 pitch angle.
Above-described specific embodiment, to the purpose of this utility model, technical scheme and beneficial effects carried out into
One step is described in detail, it should be understood that being not used to limit the foregoing is merely specific embodiment of the present utility model
Determine the protection scope of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of four-dimension grating adjustment mechanism, which is characterized in that including pedestal, the top of the pedestal is equipped with shaft, shaft with
Pedestal vertically connects, and being pivotally connected on the shaft has turntable, and turntable is freely rotated in shaft, is fixedly connected on turntable
First mounting plate, first mounting plate are equipped with guide rail, and be slidably connected the second mounting plate on guide rail, and second mounting plate exists
Length direction along guide rail moves freely, and is fixedly connected with locating piece at the top of the second mounting plate, sets at the top of locating piece
There is arc to set a table, be equipped on locating piece and adjust the set a table arc of pitch angle of arc and set a table driver, the arc set a table for
Rectangle mechanism, the bottom surface that arc is set a table be it is arc-shaped, the top surface of bottom surface and locating piece that the arc is set a table is tangent, the arc
Top of setting a table offers mounting hole, is combined in mounting hole and sets fixed arc and set a table the lock-screw of pitch angle, lock-screw
End be threadedly coupled with locating piece, the top that the arc is set a table is connected with vertical plate, and the vertical plate is set a table vertical connect with arc
It connects, being pivotally connected on the side of vertical plate has shaft, and the axis of the shaft and the axis of shaft are vertical.
2. a kind of four-dimensional grating adjustment mechanism according to claim 1, which is characterized in that the pedestal is equipped with driving and turns
The magnetic telescopic driver of disc spins movement, the shell of the magnetic telescopic driver are fixedly connected with pedestal, and magnetostriction is driven
The side wall of the output rod and the first mounting plate of dynamic device offsets, the side wall of the shell of the magnetic telescopic driver and the first mounting plate
Between be equipped with reset spring, the reset spring be extension spring.
3. a kind of four-dimensional grating adjustment mechanism according to claim 1, which is characterized in that the guide rail is equipped with two, two
Root guide rail is parallel and is arranged at intervals on the first mounting plate, and the bottom surface of second mounting plate is equipped with the cunning being slidably connected with guide rail
Block, the sliding block move freely on guide rail, and the second mounting plate of driving is equipped between two guide rails and is transported along guide rail rectilinear direction
Dynamic driving mechanism, the driving mechanism include the bearing block being arranged on the first mounting plate, and the bearing block is equipped with two, two
It is combined with screw rod on root bearing block, is threaded with nut on the screw rod, the bottom surface of the outer wall of nut and the second mounting plate is solid
Fixed connection, the axis of the screw rod and the length direction of guide rail are parallel, are connected with driving screw rod in one end of screw rod and turn reversely to turn
Dynamic motor, motor are fixed on the first mounting plate.
4. a kind of four-dimensional grating adjustment mechanism according to claim 1, which is characterized in that the vertical plate is equipped with driving and turns
The piezoelectric-type single-degree-of-freedom precision rotary actuator of axis rotary motion, the piezoelectric-type single-degree-of-freedom precision rotary actuator are determined
Son is fixedly connected with vertical plate, and the rotor of piezoelectric-type single-degree-of-freedom precision rotary actuator is connect with shaft.
5. a kind of four-dimensional grating adjustment mechanism according to claim 1, which is characterized in that distinguish the two sides of the locating piece
Limit plate is installed, the top of the limit plate is equipped with positive stop strip, and the arc is set a table between two limit plates.
6. a kind of four-dimensional grating adjustment mechanism according to claim 1, which is characterized in that the lock-screw is located remotely from
On the arc in vertical plate direction is set a table, the lock-screw is for adjusting the pitch angle that arc is set a table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821827480.9U CN208818900U (en) | 2018-11-07 | 2018-11-07 | A kind of four-dimension grating adjustment mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821827480.9U CN208818900U (en) | 2018-11-07 | 2018-11-07 | A kind of four-dimension grating adjustment mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN208818900U true CN208818900U (en) | 2019-05-03 |
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ID=66280658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821827480.9U Active CN208818900U (en) | 2018-11-07 | 2018-11-07 | A kind of four-dimension grating adjustment mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057787A (en) * | 2019-05-17 | 2019-07-26 | 中世沃克(天津)科技发展股份有限公司 | Free silica detector of dust |
| CN112816075A (en) * | 2021-01-04 | 2021-05-18 | 北京环境特性研究所 | Mechanical shaft adjusting mechanism for optical detector |
-
2018
- 2018-11-07 CN CN201821827480.9U patent/CN208818900U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057787A (en) * | 2019-05-17 | 2019-07-26 | 中世沃克(天津)科技发展股份有限公司 | Free silica detector of dust |
| CN110057787B (en) * | 2019-05-17 | 2022-01-14 | 中世沃克(天津)科技发展股份有限公司 | Free silica detector of dust |
| CN112816075A (en) * | 2021-01-04 | 2021-05-18 | 北京环境特性研究所 | Mechanical shaft adjusting mechanism for optical detector |
| CN112816075B (en) * | 2021-01-04 | 2022-04-26 | 北京环境特性研究所 | Mechanical shaft adjusting mechanism for optical detector |
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