Toughened glass insulator automatic bolt machine vision positioning device
Technical Field
The utility model discloses equipment belongs to toughened glass insulator production technical field, in particular to automatic bolt machine vision positioner of toughened glass insulator.
Background
The toughened glass insulator is used as a special structural device, and the basic performance of the toughened glass insulator comprises the following three aspects: electrical, mechanical, thermal properties. According to the performances, products such as line insulators, power plant post insulators, porcelain bushing type power plant insulators, cable terminals and the like can be manufactured and applied to various social industries. The toughened glass insulator is an important component in a power grid system, the quality of the toughened glass insulator determines whether the power grid can normally run, and once the whole power grid system is damaged, the detection and the troubleshooting are troublesome, and even the life safety can be threatened; the manufactured insulator can ensure that various electromechanical stresses of the insulator cannot be changed along with factors such as environment, electric load and the like to cause failure, and once the insulator fails, the function of the insulator does not work, so that the normal working life of all lines is reduced. Therefore, the machining quality of the workpiece is strictly guaranteed when the insulator is produced in a factory.
Need carry out the tension test to it after toughened glass insulator makes, current transportation process needs the manual work to carry with the semi-automatization mode that the apparatus combined together usually, this kind of transportation mode efficiency is lower and need higher cost of labor, and a U type recess has been seted up to toughened glass insulator upper end, need adjust well the U type groove on the toughened glass insulator on the tension test machine when carrying out the tension test, need waste a large amount of time during manual operation and aim at, prior art exists and can improve the part.
Disclosure of Invention
The utility model discloses equipment is to foretell not enough, provides can with the insulating toughened glass from the production line transport to the tensile test machine on and realize the automatic bolt machine vision positioner of toughened glass insulator of adjusting well automatically.
The invention aims to be realized by the following technical scheme: the automatic bolt machine vision positioning device for the toughened glass insulator is characterized by comprising a conveying frame for conveying the toughened glass insulator, a conveying chain plate and a grabbing device, wherein the conveying chain plate is arranged on the conveying frame in a circulating rotation mode, the grabbing device is used for grabbing the toughened glass insulator, a plurality of fixing platforms for placing the toughened glass insulator are fixedly arranged on the conveying chain plate, a plurality of installation blocks are fixedly arranged on the fixing platforms in an annular mode, one ends, facing the centers of the fixing platforms, of the installation blocks are provided with a plurality of fixing grooves for placing the toughened glass insulator, a clamping device for fixing the toughened glass insulator is fixedly arranged on the conveying frame, a fixing support is fixedly arranged on the conveying frame, and a detection device for detecting the position and the orientation of the toughened glass insulator is fixedly arranged on the fixing support, the clamping device is arranged in the grabbing space, the fixing device is provided with a position sensor for detecting whether the fixing table is positioned in the grabbing space, and the position sensor is positioned on one side of the conveying frame, which is used for conveying the chain plates to move towards the fixing support.
Preferably, the clamping device comprises fixing plates which are positioned on two sides of the conveying chain plate and fixedly arranged on the conveying frame and clamping blocks movably arranged on the fixing plates, and a first air cylinder which drives the clamping blocks to be close to or far away from the fixing table is fixedly arranged on the fixing plates.
Preferably, one end of the clamping block facing the fixing table is provided with a groove.
Preferably, the fixed support is movably provided with a lifting rod through bolt connection, one side of the lifting rod, which is far away from the fixed support, is fixedly provided with an installation plate, and the detection device is fixedly arranged at the lower end of the installation plate.
Preferably, the detection device is an image recognition sensor.
Preferably, the gripping device comprises a mechanical arm and a gripping mechanism fixedly arranged on the mechanical arm, the grabbing mechanism comprises a mounting bracket and a bracket shaft fixedly arranged on the mounting bracket, a clamping table is fixedly arranged on the bracket shaft, two guide rails are fixedly arranged on the clamping table, two movable plates capable of moving back and forth along the length direction of the guide rails are movably arranged on the guide rails, a fixed block is fixedly arranged in the clamping table and is positioned at the center of the clamping table, the two movable plates are respectively and fixedly provided with a second cylinder, cylinder shafts on the two second cylinders are fixedly arranged on the fixed block, the two second cylinders and the fixed block are positioned on the same straight line, one end of the movable plate is located outside the clamping table, a grabbing rod is fixedly arranged at the end of the movable plate, and two fixing pins extending downwards are fixedly arranged on the grabbing rod.
Preferably, the side of the grab bar facing the other grab bar is provided with an opening.
Preferably, the fixing pin is sleeved with a rubber sleeve at the periphery.
Preferably, the grabbing rod is fixedly arranged on the movable plate through two fixing bolts.
Preferably, the fixing grooves are distributed in a step shape at one end of the mounting block facing to the center of the fixing table.
Compared with the prior art, the utility model discloses following beneficial effect has: the toughened glass insulator that accomplishes through carrying the link joint to production conveys, place the toughened glass insulator through the fixed station that sets up, when position sensor sensed the fixed station and was in predetermined position, the tight piece of first cylinder drive clamp on the conveying frame removes and presss from both sides tight toughened glass insulator to the fixed station, detection device on the fixed bolster later detects out the position and the orientation of toughened glass insulator and places on the tensile force test after snatching the toughened glass insulator through grabbing device, the automatic conveying of toughened glass insulator and the automatic alignment to U type groove on the toughened glass insulator and tensile force test machine have been realized, manual work's time and cost are reduced by a wide margin.
Drawings
FIG. 1 is a view of the overall structure of the present invention;
FIG. 2 is an overall structural view of the grasping mechanism;
fig. 3 is an overall structural view of the tempered glass insulator.
The labels in the figure are: 1. a toughened glass insulator; 2. a transfer frame; 3. conveying chain plates; 4. a gripping device; 5. a fixed table; 6. mounting blocks; 7. fixing grooves; 8. a clamping device; 9. fixing a bracket; 10. a detection device; 11. grabbing a space; 12. a position sensor; 13. a fixing plate; 14. a clamping block; 15. a first cylinder; 16. a groove; 17. a lifting rod; 18. mounting a plate; 19. a U-shaped groove; 20. a mechanical arm; 21. a grabbing mechanism; 22. mounting a bracket; 23. a support shaft; 24. a clamping table; 25. a guide rail; 26. a movable plate; 27. a fixed block; 28. a second cylinder; 29. a grab bar; 30. a fixing pin; 31. an opening; 32. a rubber sleeve; 33. and (5) fixing the bolt.
Detailed Description
The invention will be further described with reference to the embodiments shown in the drawings to which:
as shown in fig. 1 and 3, the automatic bolt machine vision positioning device for the tempered glass insulator 1 comprises a conveying frame 2 for conveying the tempered glass insulator 1, a conveying chain plate 3 circularly rotating on the conveying frame 2 and a grabbing device 4 for grabbing the tempered glass insulator 1, wherein a plurality of fixing platforms 5 for placing the tempered glass insulator 1 are fixedly arranged on the conveying chain plate 3, four mounting blocks 6 are fixedly arranged on the fixing platforms 5, the four mounting blocks 6 are annularly and fixedly arranged on the fixing platforms 5, one end of each mounting block 6 facing the center of the fixing platform 5 is provided with a plurality of fixing grooves 7 for placing the tempered glass insulator 1, the fixing grooves 7 are distributed at one end of each mounting block 6 facing the center of the fixing platform 5 in a step shape, the fixing grooves 7 on the mounting blocks 6 enclose circles with different diameters, so that the tempered glass insulators 1 with different diameters can be conveniently placed, the conveying device is characterized in that a clamping device 8 used for fixing the toughened glass insulator 1 is fixedly arranged on the conveying frame 2, a fixing support 9 is fixedly arranged on the conveying frame 2, a detection device 10 used for detecting the position and the orientation of the toughened glass insulator 1 is fixedly arranged on the fixing support 9, a grabbing space 11 is arranged under the detection device 10, the detection device 10 is an image recognition sensor, the clamping device 8 is located in the grabbing space 11, a position sensor 12 used for detecting whether the fixing table 5 is located in the grabbing space 11 is arranged on the conveying frame 2, and the position sensor 12 is located on one side, moving towards the fixing support 9, of the conveying chain plate 3 on the conveying frame 2.
In the in-service use process, conveying the toughened glass insulator 1 which is finished in production through the conveying chain plate 3 which rotates circularly on the conveying frame 2, placing the toughened glass insulator 1 on the fixing table 5 on the fixing groove 7 of the mounting block 6, when the position sensor 12 senses that the fixing table 5 is in a preset position, clamping devices 8 clamp the toughened glass insulator 1 on the fixing table 5 to fix the toughened glass insulator, an image sensor on the fixing support 9 detects the position of the toughened glass insulator 1 and the orientation of a U-shaped groove 19 at the upper end of the toughened glass insulator 1, grabbing the toughened glass insulator 1 through the grabbing devices 4, placing the toughened glass insulator 1 on a tensile testing machine for testing, and finishing the automatic conveying and aligning of the toughened glass insulator 1.
The clamping device 8 comprises fixing plates 13 which are positioned at two sides of the conveying chain plate 3 and fixedly arranged on the conveying frame 2 and clamping blocks 14 which are movably arranged on the fixing plates 13, and a first air cylinder 15 which drives the clamping blocks 14 to be close to or far away from the fixing table 5 is fixedly arranged on the fixing plates 13. The clamping block 14 is provided with a groove 16 at its end facing the stationary table 5. When the toughened glass insulator 1 is clamped, the first cylinder 15 on the conveying frame 2 drives the clamping block 14 to move towards the fixing table 5 and to contact with the toughened glass insulator 1, the two sides of the clamping block 14 are attached to the toughened glass insulator 1 through the groove 16 formed in the clamping block 14, the toughened glass insulator 1 is stably fixed between the two clamping blocks 14 through the four contact points formed by the two clamping blocks, and the phenomenon that the toughened glass insulator 1 shakes to affect information acquisition of the image sensor is avoided.
The fixed support 9 is movably provided with a lifting rod 17 through bolt connection, one side of the lifting rod 17 far away from the fixed support 9 is fixedly provided with a mounting plate 18, and the detection device 10 is fixedly arranged at the lower end of the mounting plate 18. The distance between the image sensor located on the mounting plate 18 and the fixing table 5 can be conveniently adjusted, and when the conveying chain plates 3 are used for conveying toughened glass insulators 1 of different sizes, the image sensor can be conveniently adjusted to a proper height, so that the image sensor can acquire accurate position and orientation information of the toughened glass insulators 1.
As shown in fig. 2, the gripping device 4 includes a robot arm 20 and a gripping mechanism 21 fixedly disposed on the robot arm 20, the gripping mechanism 21 includes a mounting bracket 22 and a bracket shaft 23 fixedly disposed on the mounting bracket 22, the bracket shaft 23 is fixedly disposed with a clamping table 24, the clamping table 24 is fixedly disposed with two guide rails 25, the guide rails 25 are movably disposed with two movable plates 26 capable of reciprocating along the length direction of the guide rails 25, the clamping table 24 is internally and fixedly disposed with a fixed block 27, the fixed block 27 is located at the center of the clamping table 24, the two movable plates 26 are respectively and fixedly disposed with a second cylinder 28, the cylinder shafts of the two second cylinders 28 are fixedly disposed on the fixed block 27, the two second cylinders 28 and the fixed block 27 are located on the same straight line, one end of the movable plate 26 is located outside the clamping table 24 and the end is fixedly disposed with a gripping rod 29, the grasping rod 29 is fixedly arranged on the movable plate 26 through two fixing bolts 33, and two fixing pins 30 extending downwards are fixedly arranged on the grasping rod 29. The periphery cover of fixed pin 30 is equipped with rubber sleeve 32, protects toughened glass insulator 1, avoids causing the damage to toughened glass insulator 1 at the harder fixed pin 30 of snatching the in-process.
When the toughened glass insulator 1 is grabbed, the grabbing mechanism 21 is moved to the position above the toughened glass insulator 1 on the fixed station 5 through the mechanical arm 20, and the lower ends of the four fixing pins 30 on the grabbing mechanism 21 are respectively positioned at the periphery of the toughened glass insulator 1, the two movable plates 26 are driven by the two second cylinders 28 to mutually approach along the guide rail 25 to drive the fixing pins 30 on the grabbing bars 29 to move towards the centers of the two grabbing bars 29 and clamp the toughened glass insulator 1 between the four fixing pins 30, so that the toughened glass insulator 1 is grabbed, the grabbing process is convenient, the structure of the grabbing mechanism 21 is simple, the fixed distance between the fixed pin 30 and the mounting bracket 22 is ensured by fixedly arranging the fixed end of the grabbing rod 29 on the grabbing rod 29 and fixedly arranging the end of the grabbing rod 29 on the clamping platform, so that the fixed pin 30 is effectively increased to be more convenient to operate in the grabbing space 11 for clamping the toughened glass insulator 1.
The side of the catch lever 29 facing the other catch lever 29 is provided with an opening 31. The space between four fixed pins 30 of increase avoids the upper end of toughened glass insulator 1 and grabs pole 29 bump and lead to toughened glass insulator 1 to damage when snatching highly higher toughened glass insulator 1, and the practicality is stronger.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.