CN104896050B - Picture frame luffing angle adjusting apparatus - Google Patents
Picture frame luffing angle adjusting apparatus Download PDFInfo
- Publication number
- CN104896050B CN104896050B CN201510225591.7A CN201510225591A CN104896050B CN 104896050 B CN104896050 B CN 104896050B CN 201510225591 A CN201510225591 A CN 201510225591A CN 104896050 B CN104896050 B CN 104896050B
- Authority
- CN
- China
- Prior art keywords
- picture frame
- screw mandrel
- screw
- worm gear
- outer shroud
- Prior art date
- 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.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/12—Gearings comprising primarily toothed or friction gearing, links or levers, and cams, or members of at least two of these types
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transmission Devices (AREA)
Abstract
A kind of picture frame luffing angle adjusting apparatus, including platform, stepper motor, hinge, worm screw, worm screw support arm, worm gear, worm gear support frame, screw mandrel, screw mandrel support arm, moving parts, picture frame, picture frame support base, angular instrument and computer, aim to solve the problem that the spacing unstability of spring mechanism causes the angle drift and guide rail mechanism of optical element to move back and forth and there is dead band, the problems such as cause repetitive positioning accuracy to decline.Described moving parts include two inner ring, two outer shrouds and outer shroud fixed covers.Apparatus of the present invention are rigidly connected between having structural member, and structural stability is good, the luffing angle precision of picture frame is adjustable, and device is light, easy care, the optical element angle adjustment in device of high power laser are applied to, the advantages of can be mass.
Description
Technical field
The present invention relates to picture frame, particularly a kind of picture frame luffing angle adjusting apparatus.
Background technology
The angular adjustment apparatus of picture frame are the high precision apparatus for adjusting optical element attitude.There is optics in light path adjustment
There is drift in element angle, stability is not high and reverse drive be present.Existing shape method is artificial continuous tune
Whole picture frame attitude angle needed for, wastes time and energy, and efficiency is low.
The content of the invention
It is an object of the invention to provide a kind of rigidly connected picture frame angular adjustment apparatus.Aim to solve the problem that spring mechanism is spacing
Unstability cause optical element angle drift and guide rail mechanism move back and forth there is dead band, cause resetting essence
The problems such as degree declines.The device is rigidly connected between having structural member, and structural stability is good, the luffing angle precision of picture frame can
Adjust, device is light, easy care, the optical element angle adjustment in device of high power laser is applied to, the advantages of can be mass.
A kind of picture frame luffing angle adjusting apparatus, its feature is to include a platform, in one end of the platform vertically
Fixed picture frame support base, the horizontal rotating shaft at picture frame two ends is located in two frame axis holes of described picture frame support base, constitutes mirror
Push rod forward perpendicular to picture frame is arranged at frame pitch rotation mechanism, the bottom of a vertical frame of described picture frame, along the push rod
What direction was sequentially connected is moving parts and screw mandrel, and the distal end of the screw mandrel is supported on described platform by screw mandrel support arm；Institute
The moving parts stated include the first inner ring, the first outer shroud, outer shroud fixed cover, the second inner ring and the second outer shroud, in described first
Ring and the first outer shroud, the second inner ring and the second outer shroud separately constitute two pairs of button-head hinges, and two pairs of button-head hinges pass through described
Outer shroud fixed cover is fixed together, and the near-end and the first inner ring interference fit of described screw mandrel are fixed, described the second inner ring and
The push rod of picture frame coordinates to be fixed；One stepper motor is mounted on the motor cabinet of the platform, and the rotating shaft of the stepper motor is led to
Cross hinge and worm screw is coaxially connected, the other end of the worm screw is supported on described platform by worm screw support arm, described screw mandrel
Middle part just through the inner bolt hole of described worm gear, constitute screw pair, the worm gear is located on described platform by one
Worm gear support frame is spacing and supports.The angle position of the angular instrument real-time testing picture frame on described platform, the angular instrument
Output end be connected with the input of computer, the output end of computer is connected with the control end of described stepper motor.
It is gear auxiliary structure that the worm gear of described picture frame luffing angle adjusting apparatus is cylindrical, and worm gear inner circle is screw pair
Structure.Gear auxiliary structure can select different gearratios, segment driving angle, improve luffing angle Adjustment precision, leading screw spiral shell
Female vice mechanism can adjust the straight-line displacement precision of screw mandrel by selecting different screw mandrel pitch, and by rational axially pre-
Clamp force eliminates axial drive gap, it is ensured that reverse drive precision.
The inner and outer ring button-head hinge structure of described picture frame luffing angle adjusting apparatus can be button-head hinge and its deformation,
Inner and outer ring uses interference fit, eliminates the axially and radially gap error of inside and outside interannular.
The stepper motor of described picture frame luffing angle adjusting apparatus is driving link, in the output axial direction of stepper motor, dress
The free degree put is rotation pair of the worm gear around worm screw, and the free degree is unique.In the axis direction of worm gear, its rotation forms the straight of leading screw
Line is moved, and outer shroud fixed cover and picture frame are driven member, and picture frame support base is fixture, and driving link number is equal to mechanism freedom,
Mechanism kinematic is unique.
Advantages of the present invention：
1) simple structure, high precision can mitigate the labour intensity that light path adjusts personnel, improve operating efficiency；
2) worm gear Main Function is that the straight line for transmitting to screw mandrel normal thereto the axial power that stepper motor is exported is transported
It is dynamic.The worm-and-wheel gear that worm gear and worm screw cooperatively form can segment the step angle of stepper motor, what worm gear and screw mandrel were formed
Leading screw can segment the linear motion of screw mandrel, and subdivision twice can cause that the adjustment angle of picture frame is accurate to second level.
3) linear motion of screw mandrel is exactly converted into the rotation of picture frame, and energy by self-characteristic for the effect of moving parts
It is enough to move back and forth.It is rigidly connected between component, stability is preferable.
4) device carries angular instrument, can real-time monitoring picture frame angle value, and computer is fed back to, by after calculating, adjusting
The step angle of synchronizing stepper motor, so as to adjust the angle value of picture frame.So the angle repair ability of device is strong.
Brief description of the drawings
Fig. 1 is picture frame luffing angle adjusting apparatus structural representation of the present invention
Fig. 2 is worm screw axial section
Fig. 3 screw mandrel axial sections
Fig. 4 is picture frame schematic diagram
Fig. 5 is screw mandrel schematic diagram
Fig. 6 is screw mandrel axial direction kinematic sketch of mechanism
Specific embodiment
Referring to Fig. 1, Fig. 1 is the structural representation of picture frame luffing angle adjusting apparatus of the present invention.As seen from the figure, mirror of the present invention
The composition of frame luffing angle adjusting apparatus includes：The rotating shaft of stepper motor 1 is connected by hinge 3 with one end of worm screw 4, the worm screw
4 and worm gear 51 cooperatively form worm gear structure, by adjusting the height of motor cabinet 2, between eliminating between worm gear structure
Gap, it is ensured that the kinematic accuracy of structure, the other end of worm screw is supported on platform 15 by worm screw support arm.Screw mandrel 8, is divided into three sections
81st, 82 and 83, its structural representation are as shown in figure 5, screw mandrel 82 cooperatively forms screw pair through the axle inner bolt hole 52 of worm gear
Structure.Picture frame 11, is divided into picture frame rotary shaft 111 and the two parts of push rod 112, and its structural representation is as shown in Figure 4.Rotary shaft 111
In two through holes of picture frame support base 12, can freely rotate.Through hole and screw mandrel 81 on screw mandrel support arm 7 are matched somebody with somebody
Close, form linear motion of the screw mandrel 8 along screw mandrel support arm 7.The first inner ring 16 in screw mandrel 83 and moving parts 10 coordinates.It is described
Moving parts 10 as shown in figure 3, including the first inner ring 16, the first outer shroud 17, outer shroud fixed cover 18, the second inner ring 19 and second
Outer shroud 20, wherein, the first inner ring 16 and the first outer shroud 17 cooperatively form button-head hinge, and the second inner ring 19 and the second outer shroud 20 coordinate
Button-head hinge is formed, two inner ring must completely fit with two outer shrouds, and outer shroud fixed cover 18 fixes the first outer shroud 17 and second
Outer shroud 20.
Referring to Fig. 2, the connected mode of stepper motor 1, hinge 3, worm screw 4 and worm gear 5.The rotating shaft of stepper motor 1 and worm screw 4
It is coaxially connected by hinge 3.Worm screw 4 and the composition worm-and-wheel gear of worm gear 51, transmission spatial intersecting axle is that stepper motor 1 is exported
Power between axial direction and screw mandrel axis direction.Alternate angle is 90 °, and worm screw 4 is driving link, and worm gear 5 is driven member.
Referring to Fig. 3, the connected mode of screw mandrel 8, moving parts 10, picture frame 11 and picture frame support base 12.On screw mandrel support arm 7
Through hole and screw mandrel 81 cooperatively form prismatic pair, screw mandrel 82 and worm gear 52 cooperatively form screw mechanism, screw mandrel 83 and moving parts
The first inner ring 16 in 10 forms interference fit.The second inner ring 19 in picture frame 11 and moving parts 10 forms interference fit.
Referring to Fig. 5, the slider-crank mechanism of screw mandrel 8, moving parts 10, picture frame 11 and picture frame fixed seat 12 composition.Pass through
The linear reciprocating motion of screw mandrel 8, picture frame 10 can realize the angle adjustment of pitching.
In conjunction with an example, the present invention is further described.
Picture frame luffing angle is adjusted：After the input step angle of stepper motor 1, respective angles are turned over, worm screw is driven by hinge 3
4 rotate equal angles, and worm screw 4 drives worm gear 5 to rotate respective angles, and the angular dimension that worm gear 5 is rotated translates into screw mandrel 8
Rectilinear movement distance.The straight-line displacement of screw mandrel 8, passive movement component converts two componental movements, the i.e. rotation of wire winding rod and along screw mandrel
Linear motion.The rotation of moving parts and linear motion, the turning around picture frame support base 12 of picture frame 11 is synthesized by picture frame 111
It is dynamic.The effect of moving parts is exactly the rotation that the linear motion of screw mandrel is converted into picture frame by self-characteristic, and can be reciprocal
Motion.When the angle of picture frame 11 is drifted about, angular instrument 13 will feed back to computer 14, by the step pitch for adjusting stepper motor 1
Recover the angle of picture frame 11 in angle.
Claims (1)
1. a kind of picture frame luffing angle adjusting apparatus, it is characterised in that including a platform (15), in one end of the platform (15)
Vertical fixed picture frame support base (12), the horizontal rotating shaft (112) at picture frame (11) two ends is positioned at described picture frame support base (12)
Two frame axis holes in, constitute picture frame pitch rotation mechanism, the bottom of a vertical frame of described picture frame (11) have perpendicular to
Picture frame (11) push rod (111) forward, what is be sequentially connected along push rod (111) direction is moving parts (10) and screw mandrel (8), should
The distal end (81) of screw mandrel (8) is supported on described platform (15) by screw mandrel support arm (7)；Described moving parts (10) include
First inner ring (16), the first outer shroud (17), outer shroud fixed cover (18), the second inner ring (19) and the second outer shroud (20), described
One inner ring (16) and the first outer shroud (17), the second inner ring (19) and the second outer shroud (20) separately constitute two pairs of button-head hinges, and this two
Button-head hinge is fixed together by described outer shroud fixed cover (18), in the near-end (83) and first of described screw mandrel (8)
Ring (16) interference fit is fixed, and described the second inner ring (19) and the push rod (111) of picture frame (11) coordinate fixation；
One stepper motor (1) is mounted on the motor cabinet (2) of described platform (15), and the rotating shaft of the stepper motor (1) is led to
Cross hinge (3) and worm screw (4) is coaxially connected, the other end of the worm screw (4) is supported on described platform by worm screw support arm (9)
(15) on, the described middle part of worm screw (4) and cylindrical (51) of worm gear (5) coordinates composition worm gear structure, described screw mandrel
(8) middle part (82) constitutes screw pair just through the inner bolt hole (52) of described worm gear (5), and the worm gear (5) is by one
In the worm gear support frame (6) on described platform (15) it is spacing and support；
The angle position of angular instrument (13) real-time testing picture frame (11) on described platform (15), the angular instrument (13)
Output end is connected with the input of computer (14), the control end of the output end of computer (14) and described stepper motor (1)
It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510225591.7A CN104896050B (en) | 2015-05-06 | 2015-05-06 | Picture frame luffing angle adjusting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510225591.7A CN104896050B (en) | 2015-05-06 | 2015-05-06 | Picture frame luffing angle adjusting apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104896050A CN104896050A (en) | 2015-09-09 |
| CN104896050B true CN104896050B (en) | 2017-05-31 |
Family
ID=54028908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510225591.7A Active CN104896050B (en) | 2015-05-06 | 2015-05-06 | Picture frame luffing angle adjusting apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104896050B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105445884B (en) * | 2015-12-01 | 2017-09-12 | 中国科学院上海光学精密机械研究所 | The reciprocating rotating mechanism of optical element |
| CN109645773A (en) * | 2018-12-26 | 2019-04-19 | 延锋伟世通电子科技（上海）有限公司 | A kind of swing mechanism of feed screw nut pair driving |
| CN110985846B (en) * | 2019-12-30 | 2021-10-22 | 浙江更土电子商务有限公司 | Panoramic photography brace |
| CN111796381B (en) * | 2020-07-21 | 2022-02-11 | 中国科学院长春光学精密机械与物理研究所 | Optical system switching mechanism |
| CN116088192A (en) * | 2022-12-20 | 2023-05-09 | 昂纳科技(深圳)集团股份有限公司 | Light path adjusting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3423315A1 (en) * | 1984-06-23 | 1986-01-02 | Robert Bosch Gmbh, 7000 Stuttgart | Drive unit with a drive motor, preferably an electric drive motor |
| CN1800975A (en) * | 2005-11-28 | 2006-07-12 | 中国科学院光电技术研究所 | Step-by-step and repeated illumination nano-imprinting device |
| CN101885162A (en) * | 2010-06-08 | 2010-11-17 | 沈阳理工大学 | Numeric control micro-nano grinding and polishing machine for optical fiber lens |
| CN102734424A (en) * | 2012-06-30 | 2012-10-17 | 江苏亚威机床股份有限公司 | Bending driving device for bending machine |
| CN103898730A (en) * | 2013-08-28 | 2014-07-02 | 东华大学 | Polygonal-barrel tension-controllable fuzzing and pilling form and pulling measurement device and method |
-
2015
- 2015-05-06 CN CN201510225591.7A patent/CN104896050B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3423315A1 (en) * | 1984-06-23 | 1986-01-02 | Robert Bosch Gmbh, 7000 Stuttgart | Drive unit with a drive motor, preferably an electric drive motor |
| CN1800975A (en) * | 2005-11-28 | 2006-07-12 | 中国科学院光电技术研究所 | Step-by-step and repeated illumination nano-imprinting device |
| CN101885162A (en) * | 2010-06-08 | 2010-11-17 | 沈阳理工大学 | Numeric control micro-nano grinding and polishing machine for optical fiber lens |
| CN102734424A (en) * | 2012-06-30 | 2012-10-17 | 江苏亚威机床股份有限公司 | Bending driving device for bending machine |
| CN103898730A (en) * | 2013-08-28 | 2014-07-02 | 东华大学 | Polygonal-barrel tension-controllable fuzzing and pilling form and pulling measurement device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104896050A (en) | 2015-09-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104896050B (en) | Picture frame luffing angle adjusting apparatus | |
| CN104742116B (en) | A kind of novel robot with five degrees of freedom mechanism | |
| CN107435284B (en) | The rail checking instrument verification table and calibration method of closed-loop control | |
| JP5580215B2 (en) | Electric coordinate measuring device | |
| CN106563935B (en) | Horizontal assembly equipment for the assembly of component hole axle | |
| CN106563941B (en) | For the vertical assembling equipment of component hole axle assembling | |
| CN105445292A (en) | Industrial CL system scanning device for scanning thin plate structure | |
| CN105877771A (en) | Movable computer tomography device | |
| CN103969786A (en) | Varifocal mechanism of varifocal television system | |
| CN106217881A (en) | A kind of rotating nozzle type three-dimensional printer | |
| CN105675918A (en) | Moving positioning device for particle image velocimetry | |
| CN108274119A (en) | It is a kind of can multi-angle regulation welder | |
| EP3072625A1 (en) | Automatic welding machine | |
| CN109185630A (en) | A kind of support and position regulator for stereoscopic vision shooting | |
| CN105127589B (en) | Similar SCARA robot capable of allowing laser beams to pass through | |
| CN104006826B (en) | A kind of light-combining prism adjusting apparatus | |
| CN107101793A (en) | Multi-direction motion platform | |
| CN105203091B (en) | A kind of laser gyro Dichroic Optical Elements assembly device | |
| CN100571652C (en) | Dentognathic model measurer with parallel laser mechanism | |
| KR101850513B1 (en) | Continuously scanning xy translation stage | |
| CN205458750U (en) | Portable computer tomography device | |
| CN110053072A (en) | A kind of composite mechanical arm mechanism and its method for carrying out material carrying | |
| CN104741783A (en) | Laser cutting head with swing function | |
| CN207351928U (en) | Preceding collimater and scanning imagery equipment | |
| JP6201789B2 (en) | Cutting machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |