Automated control system of geometric parameters of cross-ties

FIELD: construction.

SUBSTANCE: linear guide with a sliding carriage is installed on a framework. Laser range profilometers with the possibility of moving them to change the position by the conveyor are mounted on the carriage. Laser scanners fixed on a bracket with one laser emitter and two receivers of the reflected signal, which are installed in the laser scanners, are used as the laser range profilometers. The receivers read the reflected signal simultaneously of the same cross-section of a reinforced concrete cross-tie. Minimum two laser scanners for simultaneous measurement of two or more reinforced concrete cross-ties are fixed on the carriage.

EFFECT: simplification of the system and measuring process and an improved performance and efficiency of the system operation due to the provision of a possibility to measure the parameters of two or more cross-ties at the same time.

2 dwg

 

The invention relates to measuring devices for special purposes, in particular to devices for measurement and control of geometrical parameters of concrete sleepers, affecting the strength and reliability of rail track.

A device for measuring geometrical parameters podrelsovoe areas of concrete sleepers (options):

- option 1, characterized in p. 1 formula, containing casing, the ends of which are mounted catchers, handle transportation, right and left pillars on which there are four anchor screws, one of which is fixed sensor linear displacement, the handle is oriented, one of which has a button, and the base with a fixed controller and the battery compartment;

- option 2, which differs from the first by the fact that the supports are made with two pivot screws and the sensor is linear on each of them, handle orientation, one of which has a button, the base with a fixed controller and the battery compartment, and the stand is fixed through the vertical rods in the Central part of the housing (RU, patent for invention №2246570, CL E01B 35/02, B61K 9/08, publ. 2003).

The drawbacks are:

- lack of measurement accuracy and the number of controllable parameters, due to the use of contact is the main method of control;

- low efficiency measure associated with direct human participation in the audit process.

Known automatic continuous control of geometrical parameters of the sleepers, adopted as a prototype, installed on the frame automated mechanism for longitudinal linear movement, comprising a bearing linear guide with the first movable carriage on which are fixed four laser profilometer, the system is equipped accommodated in the housing of an automated mechanism for transverse linear movement, fixed on the first movable carriage laser meter holes, while automated mechanism for transverse linear movement of the carrier equipped with the second guide of the movable carriage, and to bring it into action is the servo stepper motor, laser profilers mounted on one end of the first movable carriage, and automated mechanism for transverse linear movement of another laser profilometers and automated mechanism for transverse linear movement of rigidly mounted to the frame (RU, patent for useful model №100479, CL B61K 9/08, publ. 2010).

Disadvantages of the system are:

- a large number of measuring devices and the presence of lateral movement with the carriage, and so is vodom with laser meter for measuring holes complicates the system and the measurement process, increases the loop;

- a large number of measuring devices in the transverse direction of the guide line and the large dimensions of the system does not allow the measurement of parameters of the two sleepers at the same time, which is installed on the production line, which requires an increase in time of the working cycle and reduces the performance and efficiency of the system.

The technical result of the invention is the simplification of the system and process of measuring and improving the performance and efficiency of the system by providing the possibility of measuring parameters of two or more of the sleepers at the same time.

This technical result is ensured by the fact that the system of automated control of geometrical parameters of the sleepers, contains mounted on the frame of a linear guide with a movable carriage of the actuator with a sensor for measuring the movement on the carriage mounted laser profilometers for measuring concrete sleepers can be moved to change the position of the conveyor; as laser profilometers use mounted on a bracket laser scanners with a laser transmitter and two receivers of the reflected signal, which is installed in the laser scanners, angle, symmetrically with respect to the optical axis of the laser emitter, and preemnichestva the reflected signal at the same time the same cross-sectional concrete sleepers; on the carriage fixed at least two laser scanner for simultaneous measurement of two or more concrete sleepers.

In Fig.1 shows the end view on the linear guide system, and Fig.2 is a side view of the linear guide.

The system of automated control of geometrical parameters of the sleepers, containing mounted on the frame 1 of the linear guide rail 2, with the movable carriage 3 from the actuator 10 with a sensor for measuring displacement 11, on the carriage 3 mounted laser profilometers for measuring concrete sleepers 7, 8 can be moved to change the position of the conveyor 9; as laser profilometers use mounted on a bracket 4 laser scanners 5, 6 with one laser emitter 14 and the two receivers of the reflected signal 12, 13, which is installed in the laser scanner 5, 6, angle α is symmetric with respect to the optical axis of the laser emitter 14, moreover, the receivers 12, 13 of the scanner 5 simultaneously reads the reflected signal of the same cross-sectional concrete sleepers 7, and the receivers 12, 13 of the scanner 6 simultaneously reads the reflected signal of the same cross-sectional concrete sleepers 8; on the carriage 3 via a bracket 4 secured at least two of the laser scanner 5, 6 for simultaneous measurement of two or more concrete sleepers 7, 8.

Systems for the automated control of geometrical parameters sleepers works as follows.

Before carrying out measurements in accordance with the technology of concrete sleepers 7, 8 conveyor 9 are installed in the position of their measurement, with a remote control system command is issued to activate the actuator 10 automated longitudinal linear movement of the carriage 3 with the laser scanner 5, 6, and starts the scanning of concrete sleepers 7, 8. Depending on the number of measured parameters of concrete sleepers 7, 8 the number of laser scanners 5, 6 may be one or two for one scanned concrete sleepers, and the number of simultaneously scanned concrete sleepers can be from one to two or more depending on the technological process. When moving the carriage 3 and the simultaneous movement of the laser scanner 5, 6 are measured many dimensional cross-sections along the entire length of concrete sleepers 7, 8, under which specialized computer software builds three-dimensional models of concrete sleepers 7, 8, to compute all the necessary geometrical parameters. The use of scanners 5, 6 of the two receivers 12, 13 and one laser emitter 14 when reading profile sleepers eliminates the influence of the shadow areas when constructing a three-dimensional model, to improve the accuracy of measurement, to simplify the measurement process, reduce p is peppery dimensions measuring equipment, to improve the performance and efficiency of the system by providing the possibility of measuring parameters of two or more concrete sleepers 7, 8 at the same time.

The system of automated control of geometrical parameters of the sleepers, containing mounted on the frame of a linear guide with a movable carriage of the actuator with a sensor for measuring the movement on the carriage mounted laser profilometers for measuring concrete sleepers can be moved to change the position of the conveyor, characterized in that the laser profilometers use, mounted on a bracket laser scanners with a laser transmitter and two receivers of the reflected signal, which is installed in the laser scanners at an angle symmetrically with respect to the optical axis of the laser emitter, and the receiver reads the reflected signal at the same time the same cross-sectional concrete sleepers; on the carriage fixed at least two laser scanner for simultaneous measurement of two or more concrete sleepers.



 

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