CN215832671U - Three-dimensional sensor calibration platform - Google Patents
Three-dimensional sensor calibration platform Download PDFInfo
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- CN215832671U CN215832671U CN202120048687.1U CN202120048687U CN215832671U CN 215832671 U CN215832671 U CN 215832671U CN 202120048687 U CN202120048687 U CN 202120048687U CN 215832671 U CN215832671 U CN 215832671U
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Abstract
The utility model discloses a three-dimensional sensor calibration table which comprises a base, wherein a fixed frame is fixedly connected to the upper end of the base, bearing slide rails are arranged on two sides of the fixed frame, a speed regulating motor is fixedly arranged on the front side of the fixed frame, the lower end of the speed regulating motor is rotatably connected with a lead screw, sliding frames are arranged on two sides of the fixed frame, the lead screw penetrates through the sliding frames, the front end of the base is rotatably connected with two horizontal joint devices, two shaft displacement devices are fixedly arranged on the front ends of the two horizontal joint devices, each shaft displacement device comprises a rotating motor and an overturning motor, the rotating motors are fixedly arranged on the front ends of the two horizontal joint devices, the upper ends of the rotating motors penetrate through the two horizontal joint devices and are fixedly connected with overturning motors, and one end of each overturning motor is fixedly connected with a placement platform. When the three-dimensional sensor calibration device is used, the horizontal two-joint device, the rotating motor, the overturning motor and the lifting motor are used, so that five-axis spatial position and posture transformation can be realized in a limited space, and automatic calibration of three-dimensional sensors with different working distances is realized.
Description
Technical Field
The utility model relates to a calibration table, in particular to a three-dimensional sensor calibration table.
Background
The structured light three-dimensional sensor calibration method is various, but generally needs to acquire data of a plurality of calibration plates, the data requires different distances, different positions and different postures of the calibration plates in space, the calibration plates are generally placed manually in the conventional acquisition, the problems that the calibration plates are not easy to be effectively and fixedly placed at ideal poses, automatic acquisition cannot be realized and the like exist, and the calibration precision and speed are greatly influenced. Therefore, the present invention provides a three-dimensional sensor calibration platform to solve the problems mentioned in the background art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a three-dimensional sensor calibration table to solve the problem of realizing automatic calibration of three-dimensional sensors with different working distances.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a three-dimensional sensor calibration platform, the on-line screen storage device comprises a base, base upper end fixedly connected with mount, the mount both sides are equipped with the bearing slide rail, mount front side fixed mounting has buncher, the buncher lower extreme rotates and is connected with the lead screw, the mount both sides are equipped with the carriage, the lead screw passes the carriage, the base front end rotates and is connected with two horizontal joint devices, two horizontal joint device front end fixed mounting has the diaxon device that shifts, the diaxon device that shifts includes the rotating electrical machines, the upset motor, two horizontal joint device front end fixed mounting has the rotating electrical machines, the rotating electrical machines upper end passes two horizontal joint device fixedly connected with upset motor, upset motor one end fixedly connected with place the platform. The adjustable-speed motor drives the lead screw to rotate so that the sliding frame can move up and down along the bearing sliding rail, the horizontal movement of the placing platform all around can be achieved through the horizontal two-joint device, the placing platform can be driven to rotate through the rotating motor, the placing platform can be overturned through the overturning motor, and the two shafts of the placing platform can be rotated through the two-shaft displacement device.
As a further scheme of the utility model: the sliding frame is connected with the fixed frame in a sliding mode through the bearing sliding rail.
As a still further scheme of the utility model: the carriage front end fixedly connected with mounting bracket, the structured light camera is installed to the mounting bracket front end. Calibration is performed by a structured light camera.
As a still further scheme of the utility model: the sliding frame is located on the outer side of the screw rod, and the speed regulating motor can enter the sliding frame.
As a still further scheme of the utility model: the rotating motor and the overturning motor are both servo speed reducing motors.
Compared with the prior art, the utility model has the beneficial effects that:
the automatic calibration device has the advantages that the horizontal two-joint device, the rotating motor, the overturning motor and the lifting motor are used, five-axis spatial position and posture transformation can be achieved in a limited space, and automatic calibration of three-dimensional sensors with different working distances is achieved.
Drawings
Fig. 1 is a schematic structural diagram of a three-dimensional sensor calibration table.
Fig. 2 is a schematic perspective view of a three-dimensional sensor calibration table.
Fig. 3 is a schematic front view of a three-dimensional sensor calibration table.
In the figure: 1. a base; 2. a bearing slide rail; 3. a speed-regulating motor; 4. a screw rod; 5. a fixed mount; 6. a carriage; 7. a mounting frame; 8. a structured light camera; 9. a horizontal two-joint device; 10. a rotating electric machine; 11. turning over a motor; 12. placing a platform; 13. two-axis displacement device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, in an embodiment of the present invention, a three-dimensional sensor calibration platform includes a base 1, a fixed frame 5 is fixedly connected to an upper end of the base 1, bearing slide rails 2 are disposed on two sides of the fixed frame 5, a speed regulating motor 3 is fixedly mounted on a front side of the fixed frame 5, a lead screw 4 is rotatably connected to a lower end of the speed regulating motor 3, sliding frames 6 are disposed on two sides of the fixed frame 5, the sliding frames 6 are slidably connected to the fixed frame 5 through the bearing slide rails 2, the lead screw 4 passes through the sliding frame 6, the sliding frame 6 is located on an outer side of the lead screw 4, the speed regulating motor 3 can enter the sliding frame 6, a mounting frame 7 is fixedly connected to a front end of the sliding frame 6, a structured light camera 8 is mounted on a front end of the mounting frame 7, a horizontal two-axis joint device 9 is rotatably connected to a front end of the base 1, a displacement device 13 is fixedly mounted on a front end of the horizontal two-axis joint device 9, the displacement device 13 includes a rotating motor 10, a two-axis displacement device 13, The turning motor 11, the front end fixed mounting of two horizontal joint devices 9 has rotating electrical machines 10, and the rotating electrical machines 10 upper end passes two horizontal joint devices 9 fixedly connected with turning motor 11, 11 one end fixedly connected with place the platform 12 of turning motor. The rotating motor 10 and the overturning motor 11 are both servo speed reducing motors. Drive lead screw 4 through buncher 3 and rotate and can make carriage 6 reciprocate along bearing slide rail 2, can realize place the platform 12 through horizontal two joint device 9 around horizontal migration, can drive place the platform 12 through rotating electrical machines 10 and rotate, can make place the platform 12 upset through upset motor 11, rotate through diaxon device 13 that shifts and to realize the diaxon of place the platform 12 rotatory.
The working principle of the utility model is as follows:
this device is when using, use through external controller and power, it can make carriage 6 reciprocate along bearing slide rail 2 to drive lead screw 4 through buncher 3 and rotate, can realize placing platform 12 horizontal migration all around through two horizontal joint devices 9, can drive placing platform 12 through rotating electrical machines 10 and rotate, can make placing platform 12 upset through upset motor 11, it is rotatory to rotate the diaxon that can realize placing platform 12 through diaxon device 13 that shifts, above-mentioned five axle translations and rotation are predetermine the position through the record motor pulse and are carried out automated movement.
Through the translation and rotation of the five shafts, the spatial pose transformation of the calibration plate on the placing platform relative to the three-dimensional sensor is realized, and thus the automatic calibration of the three-dimensional sensors with different working distances is realized.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. A three-dimensional sensor calibration platform comprises a base (1) and is characterized in that a fixing frame (5) is fixedly connected to the upper end of the base (1), bearing slide rails (2) are arranged on two sides of the fixing frame (5), a speed regulating motor (3) is fixedly mounted on the front side of the fixing frame (5), a lead screw (4) is rotatably connected to the lower end of the speed regulating motor (3), sliding frames (6) are arranged on two sides of the fixing frame (5), the lead screw (4) penetrates through the sliding frames (6), a horizontal two-joint device (9) is rotatably connected to the front end of the base (1), a two-shaft displacement device (13) is fixedly mounted at the front end of the horizontal two-joint device (9), each two-shaft displacement device (13) comprises a rotating motor (10) and a turnover motor (11), a rotating motor (10) is fixedly mounted at the front end of the horizontal two-joint device (9), and a turnover motor (11) is fixedly connected to the upper end of the rotating motor (10), one end of the turning motor (11) is fixedly connected with a placing platform (12).
2. The calibration stand of claim 1, wherein the sliding frame (6) is slidably connected to the fixing frame (5) through a bearing slide rail (2).
3. The three-dimensional sensor calibration stand according to claim 1, wherein a mounting frame (7) is fixedly connected to the front end of the sliding frame (6), and a structured light camera (8) is installed at the front end of the mounting frame (7).
4. The calibration stand of claim 1, wherein the sliding frame (6) is located outside the screw (4), and the adjustable speed motor (3) can enter the sliding frame (6).
5. The three-dimensional sensor calibration stand according to claim 1, wherein the rotating motor (10) and the overturning motor (11) are servo deceleration motors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120048687.1U CN215832671U (en) | 2021-01-09 | 2021-01-09 | Three-dimensional sensor calibration platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120048687.1U CN215832671U (en) | 2021-01-09 | 2021-01-09 | Three-dimensional sensor calibration platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215832671U true CN215832671U (en) | 2022-02-15 |
Family
ID=80186805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120048687.1U Active CN215832671U (en) | 2021-01-09 | 2021-01-09 | Three-dimensional sensor calibration platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215832671U (en) |
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2021
- 2021-01-09 CN CN202120048687.1U patent/CN215832671U/en active Active
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