CN109249867A - It is a kind of for vehicle-mounted large-scale Three Degree Of Freedom scanning support - Google Patents
It is a kind of for vehicle-mounted large-scale Three Degree Of Freedom scanning support Download PDFInfo
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- CN109249867A CN109249867A CN201811241551.1A CN201811241551A CN109249867A CN 109249867 A CN109249867 A CN 109249867A CN 201811241551 A CN201811241551 A CN 201811241551A CN 109249867 A CN109249867 A CN 109249867A
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- mounting rack
- shaped guide
- vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/008—Adjustable or movable supports
- B60R2011/0092—Adjustable or movable supports with motorization
Abstract
The present invention relates to a kind of for vehicle-mounted large-scale Three Degree Of Freedom scanning support, including level frame, vertical rack and lodging mechanism, lodging mechanism includes connection frame, electric cylinder, universal joint, connecting shaft and a pair of of arc-shaped guide rail, level frame is connected with vertical rack by lodging mechanism, vertical rack can be rotated by 90 ° and be allowed to parallel with level frame by lodging mechanism, without accounting for height dimension.This can be along both horizontally and vertically scanning for vehicle-mounted large-scale Three Degree Of Freedom scanning support, and freedom degree is high, easy to operate, and vertical rack can lodge, guarantee carrier vehicle during traveling will not superelevation, convenient transportation.
Description
Technical field
The present invention relates to measuring device technical fields more particularly to a kind of for vehicle-mounted large-scale Three Degree Of Freedom scanning support.
Background technique
Indoor near-field scan measuring system can realize the quick detection demand to full-scale equipment Stealth Fighter.In checkout area
In ground, target is supported using usual manner, adjusts antenna height by vertical scanning frame, obtains quilt by short distance horizontal sweep
The scattering properties data for surveying target are analyzed and processed, in conjunction with reference data to dress to data are obtained using integrated processing software
Standby Stealth Fighter is tested assessment, and result is summarized in target characteristic data library total management system, realize to it is each entirely
The integrated managements such as storage, the filing of sized equipment Stealth data.
Currently, the indoor usual volume of near-field scan measuring system is larger in order to obtain bigger scanning range, it is indoor solid
, if being installed on carrier vehicle, usually there is superelevation using also inconvenience while cannot transporting in fixed pattern, it is difficult to directly
Transport.
Summary of the invention
(1) technical problems to be solved
Indoor near-field scan measuring system volume is larger to be difficult to transport the technical problem to be solved by the present invention is to solving, installation
After carrier vehicle the problem of superelevation.
(2) technical solution
In order to solve the above-mentioned technical problems, the present invention provides a kind of for vehicle-mounted large-scale Three Degree Of Freedom scanning support, packet
Include level frame, vertical rack and lodging mechanism；The level frame includes frame body and horizontal transmission device；The frame body is fixed on carrier vehicle
Shelter side wall reinforcement on, and it is parallel with the bottom edge of the shelter side wall；The horizontal transmission device is set to the frame body simultaneously
It is connect with the lodging mechanism, for driving the lodging mechanism and the vertical rack to move horizontally along the frame body；
The vertical rack includes mounting rack, vertical drive and test antenna；The mounting rack passes through the lodging machine
Structure is set to the frame body；The vertical drive is set to the mounting rack, for driving the test antenna along the installation
Frame is mobile；The test antenna is set to the mounting rack, the antenna holder and the vertical-transmission by antenna holder sliding
Device connection；
The lodging mechanism includes connection frame, electric cylinder, universal joint, connecting shaft and a pair of of arc-shaped guide rail；The connection frame
It is connect with the horizontal transmission device, sliding is set to the frame body in the horizontal direction；The pair of arc-shaped guide rail center location phase
With and it is opposite be set to the connection frame towards the side of the mounting rack, each arc-shaped guide rail at least provided with a sliding block,
The sliding block can be slided along the arc-shaped guide rail and be connect with the mounting rack；The electric cylinder is set to the connection frame direction
The telescopic rod end of the side of the frame body, the electric cylinder is hinged by the universal joint and the connecting shaft, the connection
Axis is fixed on the mounting rack towards the side of the frame body, and fixed point be less than apart from the arc-shaped guide rail center location it is described
The radius of arc-shaped guide rail；The electric cylinder is used to that the mounting rack to be driven to rotate along the axis perpendicular to the shelter side wall, turns
Dynamic angle is 1~90 °.
Preferably, the connecting shaft is greater than in the distance of fixed point to the arc-shaped guide rail center location of the mounting rack
The half of the arc-shaped guide rail radius, less than 4/5ths of the arc-shaped guide rail radius.
Preferably, at least two the sliding block on a pair of arc-shaped guide rail is divided into relative to the arc-shaped guide rail
Center of circle central symmetry.
Preferably, each arc-shaped guide rail is equipped with two or three sliding blocks.
Preferably, two neighboring sliding block corresponds to angle not less than 15 ° on each arc-shaped guide rail.
Preferably, when the mounting rack is parallel with the frame body, the telescopic direction of the telescopic rod is vertical with the frame body.
Preferably, the horizontal transmission device includes first gear toothed belt pair, first connecting rod mechanism, first motor and
One speed reducer；The first gear toothed belt pair includes two form of gear tooth being mounted side by side band kinematic pairs, and two are mounted side by side
The form of gear tooth upper and lower side of the frame body is respectively arranged on kinematic pair, and pass through the first connecting rod mechanism and connect, every rooted tooth
Form of gear tooth band kinematic pair passes through two spaced mobile sliding blocks and connection frame connection, two mobile sliding blocks
Spacing distance is not less than 200mm, no more than the side length of the connection frame；First retarder one end installation, first electricity
Machine, the other end are fixed on the shelter side wall, and the first motor is connect with the first connecting rod mechanism, for driving described
One form of gear tooth band pair.
Preferably, the horizontal transmission device further includes the first limit switch, the first beam and the first magnetic grid；Described
First limit switch and first beam are installed respectively outside the both ends stroke of one form of gear tooth band pair；Described first
Magnetic grid is set to the shelter side wall, is located at the first gear toothed belt pair side.
Preferably, the vertical drive includes second gear toothed belt pair, second connecting rod mechanism, the second motor and
Two retarders；The second gear toothed belt pair includes two form of gear tooth being mounted side by side band kinematic pairs, and two are mounted side by side
The form of gear tooth be respectively arranged on the opposite both ends of the mounting rack with kinematic pair, and connected by the second connecting rod mechanism, often
Rooted tooth form of gear tooth band kinematic pair passes through long mobile sliding block and connect with the antenna holder, and the length of the long mobile sliding block is not small
In the side length of the antenna holder；Second motor is installed in second retarder one end, and the other end is fixed on the installation
Frame, second motor are connect with the second connecting rod mechanism, for driving the second gear toothed belt pair.
Preferably, the vertical drive further includes the second limit switch, the second beam and the second magnetic grid；Described
Second limit switch and second beam are installed respectively outside the both ends stroke of two form of gear tooth band pairs；Described second
Magnetic grid is set to the mounting rack, is located at the second gear toothed belt pair side.
(3) beneficial effect
It is free for vehicle-mounted large size three that above-mentioned technical proposal of the invention has the advantages that the invention discloses a kind of
Scanning support, including level frame, vertical rack and lodging mechanism are spent, it can be achieved that carrying measurement antenna horizontal translation, vertical lift two
Comprehensive scanning and detection to test target, flexible operation are completed in the movement of freedom degree；Meanwhile level frame and vertical rack are logical
Lodging mechanism connection is crossed, can be realized Plane Rotation, vertical rack can rotate lodging into horizontality, avoid carrier vehicle superelevation, side
Just it transports.
Detailed description of the invention
Fig. 1 is in the embodiment of the present invention for vehicle-mounted large-scale Three Degree Of Freedom scanning support structural schematic diagram；
Fig. 2 is level frame structural schematic diagram in the embodiment of the present invention；
Fig. 3 is vertical rack structural schematic diagram in the embodiment of the present invention；
Fig. 4 is lodging mechanism structural schematic diagram in the embodiment of the present invention；
Fig. 5 a is vertical rack vertical state schematic diagram in the embodiment of the present invention；
Fig. 5 b is 45 ° of status diagrams of vertical rack in the embodiment of the present invention；
Fig. 5 c is vertical rack horizontality schematic diagram in the embodiment of the present invention.
In figure: 1: level frame；2: vertical rack；3: lodging mechanism；4: first gear toothed belt pair；5: first connecting rod mechanism；
6: first motor；8: the first magnetic grids；9: the first limit switches；10: the first beams；11: second gear toothed belt pair；13: the
Two motors；14: the second retarders；15: the second magnetic grids；16: mounting rack；17: the second limit switches；18: the second beams；19:
Antenna holder；20: test antenna；21: connection frame；22: arc-shaped guide rail；23: sliding block；24: electric cylinder；25: universal joint；26: even
Spindle.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As shown in Figures 1 to 4, provided in an embodiment of the present invention a kind of for vehicle-mounted large-scale Three Degree Of Freedom scanning support, packet
Include level frame 1, vertical rack 2 and lodging mechanism 3, it is achievable move horizontally, the fortune of vertical shift and Plane Rotation three degree of freedom
It is dynamic.To illustrate its connection relationship in Fig. 1, the part vertical rack 2 blocked at lodging mechanism 3 is eliminated, is carried out below in conjunction with attached drawing
It illustrates:
As shown in Fig. 2, level frame 1 includes frame body and horizontal transmission device；The shelter side wall that frame body is fixed on carrier vehicle is reinforced
Liang Shang, and it is parallel with the bottom edge of shelter side wall；Horizontal transmission device is set to frame body and connect with lodging mechanism 3, for driving
Volt mechanism 3 and vertical rack 2 are moved horizontally along frame body.
As shown in figure 3, vertical rack 2 includes mounting rack 16, vertical drive and test antenna 20；Mounting rack 16 is by falling
It lies prostrate mechanism 3 and is set to frame body；Vertical drive is set to mounting rack 16, for driving test antenna 20 to move along mounting rack 16；It surveys
It tries antenna 20 and mounting rack 16 is set to by the sliding of antenna holder 19, antenna holder 19 is connect with vertical drive.
As shown in figure 4, lodging mechanism 3 includes connection frame 21, electric cylinder 24, universal joint 25, connecting shaft 26 and a pair of of arc
Guide rail 22；Connection frame 21 is connect with horizontal transmission device, and sliding is set to frame body in the horizontal direction；A pair of of 22 center of circle of arc-shaped guide rail position
The identical and opposite connection frame 21 that is set to is set towards the side of mounting rack 16, each arc-shaped guide rail 22 at least provided with a sliding block 23,
Sliding block 23 arcuately guide rail 22 can be slided and be connect with mounting rack 16；Electric cylinder 24 is set to connection frame 21 one towards frame body
The telescopic rod end of side, electric cylinder 24 is hinged by universal joint 25 and connecting shaft 26, and connecting shaft 26 is fixed on 16 direction of mounting rack
The side of frame body, and fixed point is less than the radius of arc-shaped guide rail 22 apart from 22 center location of arc-shaped guide rail；Electric cylinder 24 is used for band
Dynamic mounting rack 16 is 1~90 ° along the axis rotation perpendicular to shelter side wall, rotational angle.
Can be used for vehicle-mounted indoor near-field scan measuring system mainly includes carrier vehicle and equipment shelter, low coverage scanning and servo
System, radio-frequency receiving-transmitting and antenna system integrate processing software and target characteristic data library total management system.Wherein low coverage scans
And servo-system is by scanning support, the composition such as SERVO CONTROL combination.Large-scale vehicle-mounted scanning support is wanted to measure large-scale target, not only needs
Higher scanning accuracy is wanted, and swash width should be big as far as possible, and if the bigger meeting of the swash width of vertical direction is so that vehicle
Superelevation in height.
It uses arc-shaped guide rail as rotary steering and connection support in scanning support provided by the invention, replaces traditional bearing
Realize lodging rotation, arc-shaped guide rail bearing area is big, and height, width dimensions are small, and bearing capacity is big.Using electric cylinder as driving
Part, both ends are hinged, push rod linear motion become rotary motion, effectively saving space.
Preferably, connecting shaft 26 is led in the distance of fixed point to 22 center location of arc-shaped guide rail of mounting rack 16 greater than arc
The half of 22 radius of rail, less than 4/5ths of 22 radius of arc-shaped guide rail.Facilitate the space of saving device, while one
Determine the loss for lowering electric cylinder in degree.
Preferably, as shown in figure 4, at least two are divided into sliding block 23 on a pair of of arc-shaped guide rail 22 relative to arc-shaped guide rail
The circle that 22 center of circle central symmetry, i.e. corresponding two sliding block lines on a pair of arc-shaped guide rail 22 pass through arc-shaped guide rail 22
The heart facilitates vertical rack and keeps stress balance, vertical rack is avoided to shake.
Preferably, each arc-shaped guide rail 22 is equipped with two or three sliding blocks 23, and multiple sliding blocks 23, which are arranged, can share vertically
Frame load, especially when vertical rack is longer, heavier, facilitates stable structure.Two neighboring sliding block on each arc-shaped guide rail 22
23 corresponding angles are not less than the opening between a pair of of arc-shaped guide rail 22.It is further preferred that adjacent two on each arc-shaped guide rail 22
The corresponding angle of a sliding block 23 is not less than 15 °, and bearing capacity is bigger.
Preferably, when mounting rack 16 is parallel with frame body, the telescopic direction of telescopic rod is vertical with frame body, at the same mounting rack 16 with
When frame body is vertical, the telescopic direction of telescopic rod is equally vertical with frame body.
As shown in Figure 2, it is preferable that horizontal transmission device includes first gear toothed belt pair 4, first connecting rod mechanism 5, first
Motor 6 and the first retarder.
Wherein, to guarantee that movement is steady, first gear toothed belt pair 4 includes two form of gear tooth band being mounted side by side movements
Pair, two forms of gear tooth being mounted side by side are respectively arranged on the upper and lower side of frame body with kinematic pair, by first connecting rod mechanism 5 by two
Form of gear tooth band kinematic pair connects.Every rooted tooth form of gear tooth band kinematic pair passes through two spaced mobile sliding blocks and company
The connection of frame 21 is connect, i.e., by two mobile sliding blocks set on the form of gear tooth band kinematic pair of top, lower end is logical for the upper end of connection frame 21
Form of gear tooth band kinematic pair of two mobile sliding blocks set on lower section is crossed, the spacing distance of two mobile sliding blocks is not less than 200mm, no
Greater than the side length of connection frame 21, facilitates lodging mechanism 3 and vertical rack 2 is steadily mobile.The first electricity of first retarder one end installation
Machine 6, the other end are fixed on shelter side wall, and first motor 6 is connect with first connecting rod mechanism 5, for driving first gear toothed belt
Pair 4 realizes a motor and a retarder while two form of gear tooth band kinematic pairs of driving.
Preferably, horizontal transmission device further includes the first limit switch 9, the first beam 10 and the first magnetic grid 8；First tooth
First limit switch 9 and the first beam 10 are installed respectively, the first magnetic grid 8 is set to side outside the both ends stroke of form of gear tooth band pair 4
Cabin side wall is located at secondary 4 sides of first gear toothed belt, as measurement device, in the horizontal direction for real-time measurement vertical rack
Real-time position information.
As shown in Figure 3, it is preferable that vertical drive includes second gear toothed belt pair 11, second connecting rod mechanism, second
Motor 13 and the second retarder 14.Wherein, to guarantee that movement is steady, second gear toothed belt pair 11 includes two and is mounted side by side
Form of gear tooth band kinematic pair, two forms of gear tooth being mounted side by side are respectively arranged on the opposite both ends of mounting rack 16 with kinematic pair, and
By second connecting rod, mechanism is connected, and is moved synchronously.Every rooted tooth form of gear tooth band kinematic pair passes through long mobile sliding block and antenna holder
The length of 19 connections, long mobile sliding block is not less than the side length of antenna holder 19, facilitates antenna holder 19 and protects in moving process
It is fixed to keep steady.The second motor 13 is installed in second retarder, 14 one end, and the other end is fixed on mounting rack 16, and the second motor 13 and second connects
Linkage connection, for driving two rooted tooth form of gear tooth band kinematic pair synchronizing movings of second gear toothed belt pair 11, stopping.
Preferably, vertical drive further includes the second limit switch 17, the second beam 18 and the second magnetic grid 15.Second
Second limit switch 17 and the second beam 18 are installed respectively outside the both ends stroke of form of gear tooth band pair 11, the second magnetic grid 15 is set
In the side of mounting rack 16, it is located at secondary 11 sides of second gear toothed belt as measurement device and is used for real-time measurement antenna holder
Real-time position information on mounting rack.
In a preferred embodiment, the total kilometres that level frame 1 drives vertical rack 2 and its all loads to move horizontally
For 8m, first gear toothed belt pair 4 uses THOMSON company model for the form of gear tooth of WH120 band kinematic pair, every rooted tooth gear teeth
Shape the band long 8.5m of kinematic pair, distance 400mm between double-movement center.As shown in Fig. 2, except equipment shelter stroke 8m, left and right
First limit switch 9 and the first beam 10 are installed respectively, in addition software limit forms three-level movement protection.The product is envelope
Closed type structure, it is waterproof to splash, adapt to outdoor application requirement.Parameter needed for calculating first motor and the first retarder below:
1) rotational speed needed for first motor
Wherein, V is straight line travel speed, and δ is drive shaft every revolution, and platform moving distance, A is reduction ratio, takes 200；
2) torque needed for first motor
Load gross mass M takes 1000kg；
Acceleration a=0.1m/s2；
Diameter pulley d0=82.76mm；
Centripetal force Fxμ=1000 × 10=mg × 0.1=1000N；
Rapidly power Fa=ma=1000 × 0.1=100N；
Torque caused by load changes
Translational acceleration torque
Balladeur train zero load torque Mmidle=10Nm；
Resultant couple M=Mload+Mtrans+Mmidle=41.38+4.138+10=55.518Nm；
According to above-mentioned calculating, first motor selection peace river ∑-V serial motors, major parameter is shown in Table 1:
1 first motor parameter of table
First retarder selects reduction ratio for 150 planet orthogonal speed reducer, and major parameter is shown in Table 2:
2 first retarder parameter of table
In a preferred embodiment, vertical rack drives test antenna etc. to do vertical lifting movement total kilometres and is not less than
3m.Form of gear tooth band kinematic pair of the second gear toothed belt pair 11 using THOMSON company, model WH80, every rooted tooth gear teeth
The shape band long 3.5m of kinematic pair.As shown in figure 3,16 upper and lower side of mounting rack installs the second limit switch respectively except stroke 3m
17 and second beam 18, in addition software limit forms three-level movement protection.Preferably, mounting rack 16 using 50mm × 50mm ×
The square Al pipe butt welding of 4mm forms, and postwelding carries out timeliness and removes welding stress, then overall processing, guarantees flatness.It calculates below
Parameter needed for second motor and the second retarder:
1) rotational speed needed for the second motor
Wherein, V is straight line travel speed, and δ is drive shaft every revolution, and platform moving distance, A is reduction ratio, takes 200；
2) torque needed for the second motor
Load gross mass: M takes 100kg；
Acceleration a=0.1m/s2；
Diameter pulley d0=63.66mm；
Centripetal force Fxμ=100 × 10=mg × 0.1=100N；
Rapidly power Fa=ma=100 × 0.1=10N；
Torque caused by load changes
Translational acceleration torque
Balladeur train zero load torque Mmidle=5Nm；
Resultant couple M=Mload+Mtrans+Mmidle=3.183+0.32+5=8.5Nm；
According to above-mentioned calculating, second selection peace river ∑-V serial motors, major parameter is shown in Table 3:
3 second parameter of electric machine of table
Second retarder selects reduction ratio for 150 planet orthogonal speed reducer, and major parameter is shown in Table 4:
4 second retarder parameter of table
In a preferred embodiment, arc-shaped guide rail 22 uses high-precision arc-shaped guide rail (the model HCR15A+60/ of THK
300R), according to Fig. 5 a to Fig. 5 c it is found that electric cylinder 24 when vertical rack 2 is in two extreme position points by maximum thrust and drawing
Power, stress is minimum when going to 45 °.
When 2 horizontality of vertical rack, electric cylinder 24 need to overcome vertical rack 2 and its gravity of load away from after force simplified
It is calculated:
Electric cylinder maximum weighted
G1 is vertical rack and its load around the equivalent gravity of rotation center, takes G1=4000N；
R is fixed point distance to arc-shaped guide rail 22 center location of the connecting shaft 26 in mounting rack 16, R=200mm；
According to above-mentioned calculating, electric cylinder 24 selects power nurse Tyke electric cylinder, and major parameter is shown in Table 5:
5 electric cylinder parameter of table
The present invention realizes the lodging campaign of vertical rack using arc-shaped guide rail and electric cylinder in limited height, is returning the vehicle to the garage and knock off
With level frame parallel direction after the lodging conjunction of state vertical rack, trafficability requirement can be met.The Mechanism Combination of three degree of freedom
Together, guarantee to complete the comprehensive scanning and detection to test target in test process.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of for vehicle-mounted large-scale Three Degree Of Freedom scanning support, it is characterised in that: including level frame, vertical rack and lodging machine
Structure；
The level frame includes frame body and horizontal transmission device；The frame body is fixed on the shelter side wall reinforcement of carrier vehicle, and
It is parallel with the bottom edge of the shelter side wall；The horizontal transmission device is set to the frame body and connect with the lodging mechanism, uses
It is moved horizontally in the drive lodging mechanism and the vertical rack along the frame body；
The vertical rack includes mounting rack, vertical drive and test antenna；The mounting rack is set by the lodging mechanism
In the frame body；The vertical drive is set to the mounting rack, for driving the test antenna to move along the mounting rack
It is dynamic；The test antenna is set to the mounting rack, the antenna holder and the vertical drive by antenna holder sliding
Connection；
The lodging mechanism includes connection frame, electric cylinder, universal joint, connecting shaft and a pair of of arc-shaped guide rail；The connection frame and institute
Horizontal transmission device connection is stated, sliding is set to the frame body in the horizontal direction；The pair of arc-shaped guide rail center location it is identical and
Opposite to be set to the connection frame towards the side of the mounting rack, each arc-shaped guide rail is described at least provided with a sliding block
Sliding block can be slided along the arc-shaped guide rail and be connect with the mounting rack；The electric cylinder is set to the connection frame described in
The telescopic rod end of the side of frame body, the electric cylinder is hinged by the universal joint and the connecting shaft, and the connecting shaft is solid
Due to the mounting rack towards the side of the frame body, and fixed point is less than the arc apart from the arc-shaped guide rail center location
The radius of guide rail；The electric cylinder is used to that the mounting rack to be driven to rotate along the axis perpendicular to the shelter side wall, angle of rotation
Degree is 1~90 °.
2. according to claim 1 be used for vehicle-mounted large-scale Three Degree Of Freedom scanning support, it is characterised in that: the connecting shaft exists
The fixed point of the mounting rack is greater than the half of the arc-shaped guide rail radius to the distance of the arc-shaped guide rail center location,
Less than 4/5ths of the arc-shaped guide rail radius.
3. according to claim 2 be used for vehicle-mounted large-scale Three Degree Of Freedom scanning support, it is characterised in that: at least two set up separately
In center of circle central symmetry of the sliding block on a pair of arc-shaped guide rail relative to the arc-shaped guide rail.
4. according to claim 2 or 3 be used for vehicle-mounted large-scale Three Degree Of Freedom scanning support, it is characterised in that: each described
Arc-shaped guide rail is equipped with two or three sliding blocks.
5. according to claim 4 be used for vehicle-mounted large-scale Three Degree Of Freedom scanning support, it is characterised in that: each arc
Two neighboring sliding block corresponds to angle not less than 15 ° on guide rail.
6. it is according to claim 1 be used for vehicle-mounted large-scale Three Degree Of Freedom scanning support, it is characterised in that: the mounting rack with
When the frame body is parallel, the telescopic direction of the telescopic rod is vertical with the frame body.
7. according to claim 1 be used for vehicle-mounted large-scale Three Degree Of Freedom scanning support, it is characterised in that: the horizontal conveyor
Device includes first gear toothed belt pair, first connecting rod mechanism, first motor and the first retarder；The first gear toothed belt
Pair includes two form of gear tooth being mounted side by side band kinematic pairs, and two form of gear tooth band kinematic pairs being mounted side by side are respectively arranged on institute
The upper and lower side of frame body is stated, and is connected by the first connecting rod mechanism, every rooted tooth form of gear tooth band kinematic pair passes through two intervals
The mobile sliding block and the connection frame being arranged connect, and the spacing distance of two mobile sliding blocks is not less than 200mm, are not more than institute
State the side length of connection frame；The first motor is installed in first retarder one end, and the other end is fixed on the shelter side wall, institute
It states first motor to connect with the first connecting rod mechanism, for driving the first gear toothed belt pair.
8. according to claim 7 be used for vehicle-mounted large-scale Three Degree Of Freedom scanning support, it is characterised in that: the horizontal conveyor
Device further includes the first limit switch, the first beam and the first magnetic grid；Outside the both ends stroke of the first gear toothed belt pair
First limit switch and first beam are installed respectively；First magnetic grid is set to the shelter side wall, is located at
The first gear toothed belt pair side.
9. according to claim 1 be used for vehicle-mounted large-scale Three Degree Of Freedom scanning support, it is characterised in that: the vertical-transmission
Device includes second gear toothed belt pair, second connecting rod mechanism, the second motor and the second retarder；The second gear toothed belt
Pair includes two form of gear tooth being mounted side by side band kinematic pairs, and two form of gear tooth band kinematic pairs being mounted side by side are respectively arranged on institute
The opposite both ends of mounting rack are stated, and are connected by the second connecting rod mechanism, every rooted tooth form of gear tooth band kinematic pair passes through long shifting
Movable slider is connect with the antenna holder, and the length of the long mobile sliding block is not less than the side length of the antenna holder；Described
Second motor is installed in two retarder one end, and the other end is fixed on the mounting rack, and second motor and described second connect
Linkage connection, for driving the second gear toothed belt pair.
10. according to claim 9 be used for vehicle-mounted large-scale Three Degree Of Freedom scanning support, it is characterised in that: the vertical biography
Dynamic device further includes the second limit switch, the second beam and the second magnetic grid；The both ends stroke of the second gear toothed belt pair
Second limit switch and second beam are installed respectively outside；Second magnetic grid is set to the mounting rack, is located at
The second gear toothed belt pair side.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811241551.1A CN109249867B (en) | 2018-10-24 | 2018-10-24 | Large-sized three-degree-of-freedom scanning frame for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811241551.1A CN109249867B (en) | 2018-10-24 | 2018-10-24 | Large-sized three-degree-of-freedom scanning frame for vehicle |
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| CN109249867A true CN109249867A (en) | 2019-01-22 |
| CN109249867B CN109249867B (en) | 2023-10-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110044344A (en) * | 2019-05-05 | 2019-07-23 | 南京金信智能科技有限公司 | A kind of vehicle-mounted sweep test frame plotting board |
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