CN206178470U - Positioner of robot patrols and examines - Google Patents

Positioner of robot patrols and examines Download PDF

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Publication number
CN206178470U
CN206178470U CN201621063748.7U CN201621063748U CN206178470U CN 206178470 U CN206178470 U CN 206178470U CN 201621063748 U CN201621063748 U CN 201621063748U CN 206178470 U CN206178470 U CN 206178470U
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China
Prior art keywords
positioning
trolley
lifting
walking
inspection
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CN201621063748.7U
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Chinese (zh)
Inventor
李海权
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KEDA INTELLIGENT ELECTRICAL TECHNOLOGY Co Ltd
Shanghai New Tronics M&E Co Ltd
Original Assignee
KEDA INTELLIGENT ELECTRICAL TECHNOLOGY Co Ltd
Shanghai New Tronics M&E Co Ltd
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Priority to CN201621063748.7U priority Critical patent/CN206178470U/en
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Publication of CN206178470U publication Critical patent/CN206178470U/en
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  • Length Measuring Devices By Optical Means (AREA)

Abstract

The utility model provides a positioner of robot patrols and examines, patrol and examine the robot patrolling and examining elevating system, set up the detection module on this patrols and examines elevating system including the dolly mechanism of hanging on the overhead track walking, on locating dolly mechanism, it is including walking positioning mechanism and lift positioning mechanism, the walking positioning mechanism include, a plurality of location bar code, set up respectively in on the overhead track, the bar code scan sensor sets up in the dolly mechanism, bar code scan sensor electric connection the control system of dolly mechanism, the lift positioning mechanism include, the laser rangefinder sensor sets up in the dolly mechanism, range finding feedback board sets up the detection module on the elevating system patrols and examines to be located laser rangefinder sensor below. The utility model discloses positioner adopts and directly connects the location finding technique, overcomes the mechanical structure error among the prior art completely, and the installation is simple, measurement accuracy is high, response speed is fast.

Description

Positioning device of inspection robot
Technical Field
The utility model relates to a positioner of inspection robot.
Background
Historically, the real world robot appeared in 1959, and through 40 years of development, more than 90 tens of thousands of industrial robots, up to several tens of species, have been equipped worldwide, serving human production and life in many areas. Most industrial robots are unable to walk, typically relying on rails and guides to achieve X, Y, Z movement in three directions. The lifting part (Z axis) is an indispensable part of the robot.
For walking positioning, the traditional technology adopts an encoder positioning system, which is used as an indirect positioning technology, can not overcome errors caused by accessory mechanical structures, friction wheel slippage, encoder pulse loss and the like on a motor output shaft, and has higher requirements on machining and installation. And other direct displacement sensors such as a pull rope and a scale are adopted, so that the device cannot adapt to a long-distance positioning environment with a bent rail. The laser ranging positioning system cannot overcome the problem of curved rail positioning due to linear propagation of light.
For the positioning of the lifting mechanism, a coder positioning system is adopted in the traditional technology as an indirect positioning technology, errors caused by the mechanical structure of accessories on a motor output shaft, irregular winding of steel wires, lost pulse of a coder and the like cannot be overcome, and the requirements on machining and installation are high. In addition, other direct displacement sensors such as a pull rope and a scale are adopted, measuring media (such as the pull rope and the scale) are required, adverse effects are brought to mechanical structures and product shapes, and measuring accuracy is general. In addition, a bar code positioning system is adopted, a lifting mechanism needs to stretch, and bar codes do not have laying conditions.
Disclosure of Invention
An object of the utility model is to design a positioner who patrols and examines robot, adopt and directly connect the location technique, overcome the mechanical structure error among the prior art completely, the installation is simple, measurement accuracy is high, response speed is fast.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a positioning device of an inspection robot is characterized in that an inspection robot body comprises a trolley mechanism, an inspection lifting mechanism and a detection module, wherein the trolley mechanism is hung on an overhead track and travels, the inspection lifting mechanism is arranged on the trolley mechanism, and the detection module is arranged on the inspection lifting mechanism; the device comprises a walking positioning mechanism and a lifting positioning mechanism; the walking positioning mechanism comprises a plurality of positioning bar codes which are respectively arranged on the overhead track; the bar code scanning sensor is arranged on the trolley mechanism and is electrically connected with a control system of the trolley mechanism; the lifting positioning mechanism comprises a laser ranging sensor arranged on the trolley mechanism; and the distance measurement feedback board is arranged on the detection module on the inspection lifting mechanism and is positioned below the laser distance measurement sensor.
Preferably, the barcode scanning sensor is communicated and interacted with a control system of the trolley mechanism through Ethernet; the trolley mechanism is matched with the overhead track through a servo motor and a friction wheel to realize walking.
Preferably, the laser ranging sensor is communicated and interacted with a control system of the trolley mechanism through Ethernet; the trolley mechanism enables the lifting mechanism to be accurately positioned by winding a steel wire through the servo motor.
Compared with the prior art, the utility model has the advantages of:
1. for walking positioning, the traditional technology adopts an encoder positioning system, which is used as an indirect positioning technology, can not overcome errors caused by accessory mechanical structures, friction wheel slippage, encoder pulse loss and the like on a motor output shaft, and has higher requirements on machining and installation. And other direct displacement sensors such as a pull rope and a scale are adopted, so that the device cannot adapt to a long-distance positioning environment with a bent rail. The laser ranging positioning system cannot overcome the problem of curved rail positioning due to linear propagation of light.
The utility model discloses bar code positioning system, as directly connecing the location technology, the adaptation application environment, overcome the error that annex mechanical structure, friction pulley skidded etc. and bring on the motor output shaft completely, the installation is simple, measurement accuracy is high, response speed is fast.
2. For the positioning of the lifting mechanism, a coder positioning system is adopted in the traditional technology as an indirect positioning technology, errors caused by the mechanical structure of accessories on a motor output shaft, irregular winding of steel wires, lost pulse of a coder and the like cannot be overcome, and the requirements on machining and installation are high. In addition, other direct displacement sensors such as a pull rope and a scale are adopted, measuring media (such as the pull rope and the scale) are required, adverse effects are brought to mechanical structures and product shapes, and measuring accuracy is general. In addition, a bar code positioning system is adopted, a lifting mechanism needs to stretch, and bar codes do not have laying conditions.
The utility model discloses a laser rangefinder location, as the direct location technique, overcome the error that mechanical mechanism, steel wire coiling etc. brought completely, regard as the measuring medium with laser simultaneously, as long as guarantee complete light path can, measurement accuracy is high, response speed is fast.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is a front view of an embodiment of the present invention.
Detailed Description
Referring to fig. 1 to 2, the positioning device for an inspection robot of the present invention includes a cart mechanism 10 suspended on an overhead rail 200 to travel, an inspection lifting mechanism 20 disposed on the cart mechanism 10, and a detection module 30 disposed on the inspection lifting mechanism 20; the device comprises a walking positioning mechanism 1 and a lifting positioning mechanism 2; wherein,
the walking positioning mechanism 1 comprises a walking positioning mechanism body,
a plurality of positioning bar codes 11 respectively arranged on the overhead rail 200 for the trolley mechanism 10 to travel;
the bar code scanning sensor 12 is arranged on the trolley mechanism 10, and the bar code scanning sensor 12 is electrically connected with a control system of the trolley mechanism 10; the lifting and positioning mechanism 2 comprises a lifting and positioning mechanism,
the laser ranging sensor 21 is arranged on the trolley mechanism 10;
and the distance measurement feedback board 22 is provided with the detection module 30 on the patrol inspection lifting mechanism 20 and is positioned below the laser distance measurement sensor 21.
Preferably, the barcode scanning sensor is communicated and interacted with a control system of the trolley mechanism through Ethernet; the trolley mechanism is matched with the overhead track through a servo motor and a friction wheel to realize walking.
Preferably, the laser ranging sensor is communicated and interacted with a control system of the trolley mechanism through Ethernet; the trolley mechanism enables the lifting mechanism to be accurately positioned by winding a steel wire through the servo motor.
The real-time displacement or the actual position of the travelling mechanism is accurately positioned by the bar code scanning sensor, the real-time displacement or the actual position of the travelling mechanism is interactively communicated with the PLC through Ethernet, the PLC controls an actuating mechanism, namely a servo motor, according to the real-time displacement, and the servo motor realizes the accurate positioning within 1mm of the travelling mechanism through the transmission of a friction wheel.
The laser ranging sensor accurately measures the distance from a laser emitting point to a reflecting point, analog quantity signals are transmitted to the PLC, the PLC controls the servo motor according to the actual distance, and the servo motor winds the steel wire through the winding mechanism to achieve lifting and accurate positioning of the instrument cabin-detection module.

Claims (3)

1. A positioning device of an inspection robot is characterized in that an inspection robot body comprises a trolley mechanism, an inspection lifting mechanism and a detection module, wherein the trolley mechanism is hung on an overhead track and travels, the inspection lifting mechanism is arranged on the trolley mechanism, and the detection module is arranged on the inspection lifting mechanism; it is characterized by comprising a walking positioning mechanism and a lifting positioning mechanism; wherein,
the walking positioning mechanism comprises a walking positioning mechanism and a walking positioning mechanism,
the positioning bar codes are respectively arranged on the overhead track;
the bar code scanning sensor is arranged on the trolley mechanism and is electrically connected with a control system of the trolley mechanism;
the lifting and positioning mechanism comprises a lifting and positioning mechanism,
the laser ranging sensor is arranged on the trolley mechanism; the laser ranging sensor is electrically connected with the control system of the trolley mechanism;
and the distance measurement feedback board is arranged on the detection module on the inspection lifting mechanism and is positioned below the laser distance measurement sensor.
2. The inspection robot positioning device according to claim 1, wherein the barcode scanning sensor interacts with the cart mechanism control system via ethernet communications; the trolley mechanism is matched with the overhead track through a servo motor and a friction wheel to realize walking.
3. The inspection robot positioning device according to claim 1, wherein the laser ranging sensors interact with the trolley mechanism control system via ethernet communications; the trolley mechanism enables the lifting mechanism to be accurately positioned by winding a steel wire through the servo motor.
CN201621063748.7U 2016-09-19 2016-09-19 Positioner of robot patrols and examines Active CN206178470U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621063748.7U CN206178470U (en) 2016-09-19 2016-09-19 Positioner of robot patrols and examines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621063748.7U CN206178470U (en) 2016-09-19 2016-09-19 Positioner of robot patrols and examines

Publications (1)

Publication Number Publication Date
CN206178470U true CN206178470U (en) 2017-05-17

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CN201621063748.7U Active CN206178470U (en) 2016-09-19 2016-09-19 Positioner of robot patrols and examines

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107139161A (en) * 2017-06-09 2017-09-08 杭州亚美利嘉科技有限公司 Suspension type guide rails of robots, suspension type robot and its runtime
CN110977929A (en) * 2019-12-23 2020-04-10 北京海益同展信息科技有限公司 Movement device, positioning method, rail device and movement system
WO2020238310A1 (en) * 2019-05-24 2020-12-03 北京海益同展信息科技有限公司 Track inspection robot
CN113844817A (en) * 2021-11-01 2021-12-28 江苏昱博自动化设备有限公司 Linear positioning transfer robot for storage and transfer and control method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107139161A (en) * 2017-06-09 2017-09-08 杭州亚美利嘉科技有限公司 Suspension type guide rails of robots, suspension type robot and its runtime
WO2020238310A1 (en) * 2019-05-24 2020-12-03 北京海益同展信息科技有限公司 Track inspection robot
CN110977929A (en) * 2019-12-23 2020-04-10 北京海益同展信息科技有限公司 Movement device, positioning method, rail device and movement system
CN113844817A (en) * 2021-11-01 2021-12-28 江苏昱博自动化设备有限公司 Linear positioning transfer robot for storage and transfer and control method
CN113844817B (en) * 2021-11-01 2023-09-26 江苏昱博自动化设备有限公司 Linear positioning transfer robot for warehouse transfer and control method

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