CN118002510A - Circuit breaker characteristic testing device and using method thereof - Google Patents
Circuit breaker characteristic testing device and using method thereof Download PDFInfo
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- CN118002510A CN118002510A CN202410415578.7A CN202410415578A CN118002510A CN 118002510 A CN118002510 A CN 118002510A CN 202410415578 A CN202410415578 A CN 202410415578A CN 118002510 A CN118002510 A CN 118002510A
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- 238000012360 testing method Methods 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000006073 displacement reaction Methods 0.000 claims abstract description 26
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 17
- 238000012546 transfer Methods 0.000 claims description 49
- 230000001360 synchronised effect Effects 0.000 claims description 29
- 238000012937 correction Methods 0.000 claims description 23
- 238000000926 separation method Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 2
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- 238000004519 manufacturing process Methods 0.000 abstract description 4
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- 238000005299 abrasion Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
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Abstract
The invention provides a circuit breaker characteristic testing device and a using method thereof, belonging to the technical field of circuit breaker testing, and comprising a supporting frame, a displacement unit, circuit breaker tester equipment, a feeding conveyer belt, an assembling mechanism, a separating and transferring mechanism, a clamping mechanism and a bidirectional conveying mechanism, wherein: the displacement unit is arranged at the top of the support frame; the circuit breaker tester equipment is arranged in the support frame, is connected to the output end of the displacement unit, and can perform translational, lifting and rotational displacement operations through the displacement unit; the circuit breaker testing device has the advantages that the circuit breakers with different testing results can be classified and conveyed according to the different testing results of the circuit breakers, the circuit breakers can be continuously tested by circulating the operations, the pipeline testing work is carried out, the testing efficiency is improved, the time of manual participation is greatly reduced, and the production efficiency is effectively improved.
Description
Technical Field
The invention belongs to the technical field of circuit breaker testing, and particularly relates to a circuit breaker characteristic testing device and a using method thereof.
Background
The circuit breaker is a switching device capable of switching on, carrying and off a current under normal circuit conditions and switching on, carrying and off a current under abnormal circuit conditions within a prescribed time, and is classified into a high-voltage circuit breaker and a low-voltage circuit breaker according to its use range, and the high-voltage and low-voltage boundary line division is fuzzy, and is generally referred to as a high-voltage electrical appliance of 3kV or more.
The invention has simple and reliable structure, can realize the automatic test of the mechanical life of the molded case circuit breaker through a set of device, finish the test and count the mechanical life of the molded case circuit breaker, thereby greatly improving the test efficiency of the mechanical life of the molded case circuit breaker, and simultaneously detecting whether the connection and disconnection of each terminal of the molded case circuit breaker in a closing or opening state are normal and giving an alarm, so as to conveniently and timely eliminate the molded case circuit breaker with unqualified quality.
The circuit breaker generally needs to be tested and processed during production to avoid selling the circuit breaker of trouble to guarantee the quality, the mechanical life automatic test of moulded case circuit breaker can be realized through a set of device to above-mentioned scheme, whether the break-make of each wiring end of moulded case circuit breaker in closing or opening state is normal and report to the police, but above-mentioned scheme needs the manual work to place the circuit breaker on the roof, takes off the circuit breaker again after the test is accomplished, can only test one at a time, and manual installation dismantles and wastes time and energy, work efficiency is low, and need the manual classification to place the circuit breaker of different results after the test, delay time greatly, production efficiency has been reduced.
Disclosure of Invention
The invention aims to provide a circuit breaker characteristic testing device and a using method thereof, and aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
A circuit breaker characteristic testing apparatus comprising:
A support frame;
the displacement unit is arranged at the top of the support frame;
The circuit breaker tester equipment is arranged in the support frame, is connected to the output end of the displacement unit and can perform translational, lifting and rotational displacement operations through the displacement unit;
The feeding conveyor belt is arranged on the lower side of the circuit breaker tester equipment and is used for conveying the circuit breaker to be tested to the lower side of the circuit breaker tester equipment and then testing the circuit breaker to be tested in cooperation with the circuit breaker tester equipment;
The assembling mechanism is arranged at the lower side of the circuit breaker tester equipment, assembles the feeding conveyer belt and is attached to the surface, and then drives the feeding conveyer belt to circularly move;
the separation and transfer mechanism is arranged at the side part of the support frame and is used for transferring the circuit breakers for conveying different test results;
The clamping mechanism is arranged on the upper side of the feeding conveyer belt and is connected with the separation and transfer mechanism to clamp the breaker to carry out transfer position; and
The bidirectional conveying mechanism is arranged in the assembly mechanism and can convey in two directions to realize circuit breakers for transferring different test results.
As a preferred aspect of the present invention, the assembly mechanism includes:
the two side frames are symmetrically arranged on two sides of the feeding conveyer belt, and the feeding conveyer belt is attached between the two side frames;
The synchronous toothed belt is fixedly connected to the inner wall of the feeding conveyer belt;
The two mounting shafts are respectively connected between the two side frames in a rotating way, the circumference surfaces of the two mounting shafts are respectively fixedly connected with a large gear, the two large gears are respectively meshed with the synchronous toothed belt, and one end of one mounting shaft is fixedly connected with a first sprocket; and
The servo motor is fixedly connected to the lower inner wall of one side frame, the output end of the servo motor is fixedly connected with a second sprocket, and a chain is connected between the second sprocket and the first sprocket in a transmission manner.
As a preferred embodiment of the present invention, the separation and transfer mechanism includes:
The mounting plate is fixedly connected to the side part of the support frame;
an arc-shaped plate which is fixedly connected with the top of the mounting plate, the arc-shaped surface of which is provided with a chute,
A positioning shaft rotatably connected to the top of the mounting plate and extending downward;
The positioning sleeve is fixedly connected to the top of the positioning shaft, one side of the positioning sleeve is movably connected with a linkage rod through a hinge shaft, and the linkage rod is slidably connected in the chute;
the half bevel gear is fixedly connected to the bottom of the positioning shaft; and
The stepping motor is fixedly connected to the bottom of the mounting plate, the output end of the stepping motor is fixedly connected with a drive bevel gear, and the drive bevel gear is meshed with the half bevel gear.
As a preferred embodiment of the present invention, the clamping mechanism includes:
the protection box is fixedly connected to the other end of the linkage rod, and limit grooves are formed in two sides of the protection box;
A pinion rotatably connected between inner walls of the protection case;
The bidirectional motor is fixedly connected to the side part of the protection box, and the output end of the bidirectional motor is fixedly connected to the pinion; and
The rack is provided with two, and its sliding connection is in the spacing inslot that is located same straight line respectively, and its one end extends to opposite direction, and the equal fixedly connected with straight-bar of one end that its looks was kept away from, two the one side that the straight-bar is close to all is provided with a set of arm lock subassembly.
As a preferable scheme of the invention, each group of clamping arm assemblies comprises clamping arms, springs and telescopic rods, one ends of the springs are fixedly connected to the straight rods, the clamping arms are fixedly connected to telescopic ends of the springs, and the telescopic rods are sleeved on the circumferential surfaces of the springs.
As a preferred embodiment of the present invention, the bidirectional conveying mechanism includes:
The transfer conveyor belt is symmetrically provided with two transfer conveyor belts, and two sides of the transfer conveyor belt are provided with racks;
The synchronous rollers are respectively connected between the two frames on the same side in a rotating way, and the two transfer conveyor belts are respectively connected between the synchronous rollers in a transmission way;
the miniature motor is fixedly connected to the side part of one of the frames, and the output end of the miniature motor is fixedly connected to one of the synchronous rollers; and
And the spur gears are provided with two spur gears which are respectively fixedly connected with one ends of the two synchronous rollers close to each other and meshed with each other.
As a preferable scheme of the invention, the two spur gears respectively correspond to the transfer conveyor belts on different sides, and the tops of the two racks are close to the two sides of the feeding conveyor belt.
As an optimal scheme of the invention, the tops of the two side frames are fixedly connected with correction frames, the distance between the two correction frames is gradually shortened to be equal, and a blocking mechanism is arranged between the two correction frames.
As a preferred embodiment of the present invention, the blocking mechanism:
The straight plates are provided with two straight plates which are respectively and fixedly connected to the surfaces of the corresponding correction frames;
The U-shaped frame is arranged on the upper side of the feeding conveyer belt, two ends of the U-shaped frame are fixedly connected with sliding blocks, and the two sliding blocks are slidably connected to the surfaces of the corresponding straight plates; and
The electric push rod is fixedly connected to the top of the U-shaped frame, the extension end of the electric push rod penetrates through the U-shaped frame and extends downwards, and the extension end of the electric push rod is fixedly connected with the baffle plate.
The application method of the circuit breaker characteristic testing device comprises the following steps:
S1, placing a to-be-tested circuit breaker on the upper side of a feeding conveyor belt, wherein the position of the to-be-tested circuit breaker is close to a correction frame;
S2, starting a servo motor, driving a second sprocket to rotate through the output end of the servo motor, driving a first sprocket to rotate under the synchronous action of a chain, driving a mounting shaft to rotate by the first sprocket, driving a large gear to rotate by the mounting shaft, driving a synchronous toothed belt to rotate under the meshing action, and finally driving a feeding conveyer belt to move so that a circuit breaker to be tested moves to the lower side of a circuit breaker tester device;
S3, adjusting the position of the circuit breaker tester equipment through the displacement unit, controlling the circuit breaker tester equipment to move downwards, testing the circuit breaker to be tested, and returning the circuit breaker tester equipment to the original position after the test is completed;
S4, controlling the feeding conveyer belt to continue to move, enabling the tested breaker to move to the lower side of the protection box, starting the bidirectional motor, driving the pinion to rotate through the output end of the bidirectional motor, driving the two racks to move reversely by the pinion, enabling the two racks to be close to each other, enabling the two straight rods to be close to each other at the moment, enabling the two clamping arms to be close to each other along with the two straight rods, and clamping the tested breaker through the two clamping arms;
S5, starting a stepping motor after the circuit breaker is clamped, driving a bevel gear to rotate through the output end of the stepping motor, driving the bevel gear to drive a half bevel gear to rotate in a decelerating way, driving the bevel gear to drive a positioning shaft to rotate, driving the positioning shaft to rotate by the positioning shaft, enabling a linkage rod to rotate in a small amplitude along a positioning sleeve, enabling the linkage rod to adjust the height in a small amplitude along a chute, enabling a clamping mechanism to move along with the linkage rod by taking the positioning shaft as a circle center, enabling the circuit breaker to move to the upper side of one of the transfer conveyor belts, enabling the two transfer conveyor belts to convey different directions, and achieving the purpose of classifying and conveying the circuit breakers with different test results according to the differences of the test results of the circuit breaker;
S6, circularly operating S1-S5, wherein the circuit breaker can be continuously tested, and the assembly line works to improve the test efficiency.
Compared with the prior art, the invention has the beneficial effects that:
1. The circuit breaker tester equipment to be tested is controlled to move downwards, the circuit breaker tester equipment to be tested is tested, the circuit breaker tester equipment returns to the original position after the test is completed, the circuit breaker is clamped through the two clamping arms, the stepping motor is started after the circuit breaker is clamped, the driving bevel gear is driven to rotate through the output end of the stepping motor, the clamping mechanism moves along with the linkage rod by taking the positioning shaft as the center of a circle, the circuit breaker moves to the upper side of one of the transfer conveying belts, the two transfer conveying belts can convey different directions, the circuit breaker with different test results can be classified and conveyed according to the difference of the test results of the circuit breaker is realized, the circuit breaker can be continuously tested, the pipeline test work is performed, the test efficiency is improved, the time of manual participation is greatly reduced, and the production efficiency is effectively improved.
2. The route of spout is wave structure in this scheme, and the circuit breaker can not collide with the side frame when removing, and half bevel gear's semicircle tooth's socket design carries out spacingly to the rotation angle of location axle, can directly avoid producing the collision with the support frame, and the structure is rigorous reasonable, can directly participate in the transfer work.
3. In this scheme, drive pinion rotation through bi-directional motor's output, pinion drive two racks reverse movement, make two arms be close to each other along with two straight-bars, can press from both sides tight with the circuit breaker after the test through two arms, and the telescopic link is established to spring surface cover, reducible arm clamp extrudees the pressure of circuit breaker, avoids the circuit breaker surface to produce wearing and tearing.
4. This scheme makes U-shaped frame can follow straight line and remove under the restriction of straight board, and the position of regulation baffle then installs the inserted pin on the slider, runs through the position that the locating hole can be fixed the slider through the inserted pin, easy operation, and the extension end through electric putter reciprocates, and the baffle can move down, blocks up the space between two correction frames, and the during operation can block the circuit breaker and remove, makes the interval suitable distance between two adjacent circuit breakers when testing in succession.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is an exploded view of the conveyor mechanism of the present invention;
FIG. 4 is an enlarged view of FIG. 3A in accordance with the present invention;
FIG. 5 is a diagram of a calibration frame structure of the present invention;
FIG. 6 is a block diagram of a support frame of the present invention;
FIG. 7 is a schematic diagram of a sort transfer mechanism according to the present invention;
FIG. 8 is an exploded view of the sort transfer mechanism of the present invention;
FIG. 9 is an exploded view of the clamping mechanism of the present invention;
FIG. 10 is a bottom view of the mounting bracket of the present invention;
fig. 11 is a schematic view of a bi-directional conveying mechanism according to the present invention.
The reference numerals in the figures illustrate: 1. a support frame; 2. a displacement unit; 3. a circuit breaker tester device;
4. An assembly mechanism; 401. a side frame; 402. a synchronous toothed belt; 403. a first sprocket; 404. a mounting shaft; 405. a large gear; 406. a servo motor; 407. a chain; 408. a second sprocket;
5. A correction frame;
6. A blocking mechanism; 601. a straight plate; 602. positioning holes; 603. a slide block; 604. a U-shaped frame; 605. a baffle; 606. an electric push rod;
7. A separation transfer mechanism; 701. a mounting plate; 702. an arc-shaped plate; 703. a chute; 704. a positioning sleeve; 705. a linkage rod; 706. positioning a shaft; 707. a half bevel gear; 708. a stepping motor; 709. a drive bevel gear;
8. a clamping mechanism; 801. a protection box; 802. a limit groove; 803. a pinion gear; 804. a rack; 805. a bi-directional motor; 806. a straight rod; 807. a clamp arm; 808. a spring; 809. a telescopic rod;
9. a bidirectional conveying mechanism; 901. a frame; 902. a synchronizing roller; 903. a transfer conveyor belt; 904. a micro motor; 905. spur gears;
10. And (3) feeding a conveyer belt.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
Referring to fig. 1 to 11, the technical solution provided in this embodiment is as follows:
the utility model provides a circuit breaker characteristic testing arrangement, includes support frame 1, displacement unit 2, circuit breaker tester equipment 3, feeding conveyer belt 10, equipment mechanism 4, separation transfer mechanism 7, fixture 8 and bi-directional conveying mechanism 9, wherein: the displacement unit 2 is arranged at the top of the support frame 1; the circuit breaker tester device 3 is arranged in the support frame 1, is connected to the output end of the displacement unit 2, and can perform translational, lifting and rotational displacement operations through the displacement unit 2; the feeding conveyer belt 10 is arranged on the lower side of the circuit breaker tester equipment 3 and is used for conveying the circuit breaker to be tested to the lower side of the circuit breaker tester equipment 3 and then testing the circuit breaker to be tested by matching with the circuit breaker tester equipment 3; the assembling mechanism 4 is arranged at the lower side of the circuit breaker tester equipment 3, assembles the feeding conveyer belt 10 and is attached to the surface, and then drives the feeding conveyer belt 10 to circularly move; the separation and transfer mechanism 7 is arranged at the side part of the support frame 1 and is used for transferring the circuit breakers for conveying different test results; the clamping mechanism 8 is arranged on the upper side of the feeding conveyer belt 10 and is connected with the separation and transfer mechanism 7 to clamp the circuit breaker for transferring; the bi-directional conveying mechanism 9 is arranged in the assembling mechanism 4, and can convey in two directions to realize circuit breakers for transferring different test results.
In the specific embodiment of the invention, the main body of the supporting frame 1 is of a gantry alloy structure, the displacement unit 2 is a displacement machine commonly used in industry, the circuit breaker tester equipment 3 is equipment for testing circuit breakers in industry, the circuit breaker tester equipment 3 can be driven to lift, translate and horizontally rotate through the displacement unit 2, when the circuit breaker is positioned at the lower side of the circuit breaker tester equipment 3, the circuit breaker tester equipment 3 can adjust the self position according to the position of the circuit breaker to perform test work, the two correction frames 5 are arranged, when the circuit breaker passes between the two correction frames 5, the two correction frames 5 can adjust the position of the circuit breaker, so that the circuit breaker is positioned in a testable range when moving to the lower side of the circuit breaker tester equipment 3, the position of a specific circuit breaker can be set according to the actual situation, the scheme is not repeated, when in operation, firstly, the circuit breaker to be tested is placed on the upper side of the feeding conveyer belt 10, the position of the circuit breaker to be tested is close to the correction frame 5, then the second sprocket 408 is driven to rotate through the output end of the servo motor 406, the first sprocket 403 is driven to rotate under the synchronous action of the chain 407, the first sprocket 403 drives the mounting shaft 404 to rotate, the mounting shaft 404 drives the large gear 405 to rotate, the synchronous toothed belt 402 is driven to rotate under the meshing action, finally, the feeding conveyer belt 10 is driven to move, the circuit breaker to be tested is moved to the lower side of the circuit breaker tester 3, the position of the circuit breaker tester 3 is adjusted through the displacement unit 2, the circuit breaker tester 3 is controlled to move downwards, the circuit breaker to be tested is tested, the circuit breaker tester 3 returns to the original position after the test is finished, the feeding conveyer belt 10 is controlled to move continuously, the circuit breaker is moved to the lower side of the protection box 801 after the test, starting a bidirectional motor 805, driving a pinion 803 to rotate through an output end of the bidirectional motor 805, driving two racks 804 to reversely move by the pinion 803 to enable the two racks 804 to be close to each other, at the moment, enabling two clamping arms 807 to be close to each other along with the two straight rods 806, clamping a tested breaker through the two clamping arms 807, starting a stepping motor 708 after the breaker is clamped, driving a driving bevel gear 709 to rotate by an output end of the stepping motor 708, driving the half bevel gear 707 to rotate in a decelerating way by the driving bevel gear 709, driving the driving bevel gear 709 to drive a positioning shaft 706 to rotate, driving the positioning shaft 706 to drive the positioning shaft 706 to rotate, enabling the linkage rod 705 to rotate along with the positioning sleeve 704 in a small amplitude, and enabling the linkage rod 705 to adjust the height along with the sliding groove 703 in a small amplitude, at the moment, enabling the clamping mechanism 8 to move along with the linkage rod 705 to the position along with the positioning shaft 706 as a circle center, enabling the breaker to move to the upper side of one of the transfer conveyor 903, enabling the two transfer conveyor belts to convey different directions 903, and realizing the classified conveying of the breakers with different test results according to the difference of the breaker test results.
Specifically, the assembling mechanism 4 includes:
The two side frames 401 are symmetrically arranged on two sides of the feeding conveyer belt 10, and the feeding conveyer belt 10 is attached between the two side frames 401;
A timing belt 402 fixedly connected to an inner wall of the feed conveyor belt 10;
The two mounting shafts 404 are rotatably connected between the two side frames 401, the circumference surfaces of the two mounting shafts are fixedly connected with large gears 405, the two large gears 405 are meshed with the synchronous toothed belt 402, and one end of one mounting shaft 404 is fixedly connected with a first sprocket 403; and
The servo motor 406 is fixedly connected to the lower inner wall of one of the side frames 401, the output end of the servo motor is fixedly connected with the second sprocket 408, and a chain 407 is in transmission connection between the second sprocket 408 and the first sprocket 403.
In the embodiment of the present invention, referring to fig. 3 and 4, the feeding conveyer belt 10 is located between two side frames 401, the inner wall of the feeding conveyer belt 10 is attached to the side frames 401, so that the feeding conveyer belt 10 can stably move, the two side frames 401 are hollow, the overall mass is reduced, the assembly is convenient, the internal space is increased, space is left for installing subsequent equipment, the installation shaft 404 and the synchronous toothed belt 402 are arranged in the internal space of the two side frames 401, the semi-sealed assembly can reduce dust entering, the service life is prolonged, the false touch of workers can be avoided, the industrial production safety is improved, the servo motor 406 is installed at the inner wall of the side frames 401, the output end of the servo motor 406 drives the second sprocket 408 to rotate, the first sprocket 403 drives the installation shaft 404 to rotate under the synchronous action of the chain 407, the installation shaft 404 drives the large gear 405 to rotate, the synchronous toothed belt 402 is driven to rotate under the meshed action, the feeding conveyer belt 10 can be driven to move, the servo motor 406 is located at a position capable of being directly observed, the connection line is convenient, and the subsequent maintenance and the disassembly work is convenient.
Specifically, the separation transfer mechanism 7 includes:
a mounting plate 701 fixedly connected to a side portion of the support frame 1;
an arc-shaped plate 702 fixedly connected to the top of the mounting plate 701, the arc-shaped surface of which is provided with a chute 703,
A positioning shaft 706 rotatably coupled to the top of the mounting plate 701 and extending downward;
The positioning sleeve 704 is fixedly connected to the top of the positioning shaft 706, one side of the positioning sleeve is movably connected with the linkage rod 705 through a hinge shaft, and the linkage rod 705 is slidably connected in the sliding groove 703;
a half bevel gear 707 fixedly connected to the bottom of the positioning shaft 706; and
A stepper motor 708 fixedly connected to the bottom of the mounting plate 701, and having an output fixedly connected to a drive bevel gear 709, the drive bevel gear 709 being meshed with the half bevel gear 707.
In the embodiment of the present invention, referring to fig. 7, 8 and 9, the mounting plate 701 is fixed on one side of the support frame 1 far away from the correction frame 5, the positioning shaft 706 penetrates through the upper and lower ends of the mounting plate 701, the stepper motor 708 is located at the lower side of the mounting plate 701, the positioning sleeve 704 is located at the upper side of the mounting plate 701, the output end of the stepper motor 708 drives the drive bevel gear 709 to rotate, the drive bevel gear 709 drives the half bevel gear 707 to rotate at a reduced speed, the drive bevel gear 709 drives the positioning shaft 706 to rotate, the positioning shaft 706 drives the positioning shaft 706 to rotate, the linkage rod 705 rotates with the positioning sleeve 704 in a small amplitude, and the linkage rod 705 adjusts the height along the sliding groove 703 in a small amplitude, at this time, the clamping mechanism 8 moves along the linkage rod 705 with the positioning shaft 706 as a circle center, so that the circuit breaker moves to the upper side of one of the transfer conveyor 903, the two transfer conveyor belts 903 can convey different directions, the path of the sliding groove 703 is in a wave structure, the circuit breaker can not collide with the side frame 401, and the semicircular design of the half bevel gear 707 limits the rotation angle of the positioning shaft 706, so that collision with the support frame 1 can be directly avoided, the structure is reasonable, and the transfer work can be directly participated.
Specifically, the clamping mechanism 8 includes:
The protection box 801 is fixedly connected to the other end of the linkage rod 705, and both sides of the protection box are provided with limit grooves 802;
a pinion 803 rotatably coupled between the inner walls of the protective case 801;
a bi-directional motor 805 fixedly connected to a side portion of the protection case 801, an output end of which is fixedly connected to the pinion 803; and
The rack 804 is provided with two, it is in the spacing groove 802 that lies in same straight line respectively sliding connection, its one end extends to opposite direction, the equal fixedly connected with straight-bar 806 of one end that is kept away from mutually, one side that two straight-bars 806 are close to mutually all is provided with a set of arm-clamping subassembly, every arm-clamping subassembly of group all includes arm 807, spring 808 and telescopic link 809, the one end fixed connection of spring 808 is in straight-bar 806, arm 807 fixed connection is in the telescopic end of spring 808, the circumference surface of spring 808 is located to telescopic link 809 cover.
In the embodiment of the present invention, referring to fig. 7 and 9, the pinion 803 is located between two racks 804, the two racks 804 can only move linearly under the limitation of the limiting slot 802, and no offset occurs, during operation, the output end of the bi-directional motor 805 drives the pinion 803 to rotate, the pinion 803 drives the two racks 804 to move reversely, so that the two racks 804 are close to each other, at this time, the two straight bars 806 are close to each other, so that the two clamping arms 807 are close to each other along with the two straight bars 806, the tested circuit breaker can be clamped by the two clamping arms 807, and the surface of the spring 808 is sleeved with the telescopic rod 809, so that the pressure of the clamping arms 807 extruding the circuit breaker can be reduced, and the abrasion of the surface of the circuit breaker is avoided.
Specifically, the bidirectional conveyance mechanism 9 includes:
The transfer conveyor 903 is symmetrically provided with two transfer conveyor belts, and two sides of each transfer conveyor belt are provided with a rack 901;
A plurality of synchronizing rollers 902 rotatably connected between two frames 901 on the same side, respectively, and two transfer conveyor belts 903 drivingly connected between the plurality of synchronizing rollers 902, respectively;
a micro motor 904 fixedly connected to a side portion of one of the frames 901, and an output end thereof is fixedly connected to one of the synchronous rollers 902; and
Spur gears 905, which are provided in two, are fixedly connected to one ends of the two synchronizing rolls 902, respectively, and are engaged with each other.
In the specific embodiment of the invention, the two transfer conveyor belts 903 are symmetrically designed, the synchronous rollers 902 are used for supporting the transfer conveyor belts 903 to circularly move, when the circuit breaker is used, one of the synchronous rollers 902 is driven to move by the output end of the micro motor 904, the synchronous rollers 902 drive the corresponding transfer conveyor belts 903 to move, preferably, the two spur gears 905 respectively correspond to the transfer conveyor belts 903 on different sides, the tops of the two racks 901 are close to the two sides of the feeding conveyor belt 10, and under the action of the mutual meshing of the two spur gears 905, the synchronous rollers 902 on the two sides are reversely rotated, and then the two transfer conveyor belts 903 are driven to reversely move, so that the circuit breaker moves to different directions when falling onto the two transfer conveyor belts 903, and the purpose of sorting and conveying is achieved.
Specifically, the top of two side frames 401 is fixedly connected with correction frame 5, and the distance between two correction frames 5 shortens gradually to keep equal, sets up between two correction frames 5 and blocks mechanism 6, blocks mechanism 6:
the straight plates 601 are provided with two, and are respectively fixedly connected to the surfaces of the corresponding correction frames 5;
The U-shaped frame 604 is arranged on the upper side of the feeding conveyer belt 10, two ends of the U-shaped frame are fixedly connected with sliding blocks 603, and the two sliding blocks 603 are slidably connected to the surfaces of the corresponding straight plates 601; and
An electric push rod 606 fixedly connected to the top of the U-shaped frame 604, and having an elongated end extending through the U-shaped frame 604 and extending downward, and having an elongated end fixedly connected to a baffle 605.
In the embodiment of the invention, referring to fig. 5, two slide blocks 603 are fixed at two ends of a U-shaped frame 604, under the limitation of a straight plate 601, the U-shaped frame 604 can move linearly along the straight plate 601, then the position of a baffle 605 is adjusted, a positioning hole 602 is formed in the top of the straight plate 601, a pin is installed on the slide blocks 603, the position of the slide blocks 603 can be fixed through the pin penetrating the positioning hole 602, the operation is simple, the baffle 605 can move downwards through the extending end of an electric push rod 606, the space between two correction frames 5 is blocked, the circuit breakers can be blocked from moving during operation, and a proper distance is reserved between two adjacent circuit breakers during continuous testing.
The application method of the circuit breaker characteristic testing device comprises the following steps:
S1, placing a to-be-tested circuit breaker on the upper side of a feeding conveyor belt 10, wherein the position of the to-be-tested circuit breaker is close to a correction frame 5;
S2, starting a servo motor 406, driving a second sprocket 408 to rotate through the output end of the servo motor 406, driving a first sprocket 403 to rotate under the synchronous action of a chain 407, driving a mounting shaft 404 to rotate by the first sprocket 403, driving a large gear 405 to rotate by the mounting shaft 404, driving a synchronous toothed belt 402 to rotate under the meshing action, and finally driving a feeding conveyer belt 10 to move, so that a circuit breaker to be tested moves to the lower side of a circuit breaker tester device 3;
S3, adjusting the position of the circuit breaker tester equipment 3 through the displacement unit 2, controlling the circuit breaker tester equipment 3 to move downwards, testing the circuit breaker to be tested, and returning the circuit breaker tester equipment 3 to the original position after the test is completed;
S4, controlling the feeding conveyer belt 10 to continue to move, enabling the tested breaker to move to the lower side of the protection box 801, starting the bidirectional motor 805, driving the pinion 803 to rotate through the output end of the bidirectional motor 805, driving the two racks 804 to move reversely by the pinion 803, enabling the two racks 804 to be close to each other, enabling the two straight rods 806 to be close to each other at the moment, enabling the two clamping arms 807 to be close to each other along with the two straight rods 806, and clamping the tested breaker through the two clamping arms 807;
S5, starting a stepping motor 708 after the circuit breaker is clamped, driving a bevel gear 709 to rotate through the output end of the stepping motor 708, driving the bevel gear 709 to drive a half bevel gear 707 to rotate in a decelerating way, driving the bevel gear 709 to drive a positioning shaft 706 to rotate, the positioning shaft 706 driving the positioning shaft 706 to rotate, a linkage rod 705 to rotate with a positioning sleeve 704 in a small amplitude, and the linkage rod 705 to adjust the height along a sliding groove 703 in a small amplitude, at the moment, a clamping mechanism 8 moves along with the linkage rod 705 by taking the positioning shaft 706 as a circle center, so that the circuit breaker moves to the upper side of one of the transfer conveyor belts 903, and the two transfer conveyor belts 903 can convey different directions, so that the circuit breaker which can convey different test results in a classified way according to different test results of the circuit breaker is realized;
s6, circularly operating S1-S5, and continuously testing the circuit breaker to realize pipeline work so as to improve the testing efficiency.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A circuit breaker characteristic testing apparatus comprising:
a support (1);
the displacement unit (2) is arranged at the top of the support frame (1);
The circuit breaker tester device (3) is arranged in the support frame (1), is connected to the output end of the displacement unit (2), and can perform translational, lifting and rotational displacement operation through the displacement unit (2);
Characterized by further comprising:
The feeding conveyor belt (10) is arranged on the lower side of the circuit breaker tester equipment (3) and is used for conveying the circuit breaker to be tested to the lower side of the circuit breaker tester equipment (3) and then testing the circuit breaker to be tested by matching with the circuit breaker tester equipment (3);
The assembling mechanism (4) is arranged at the lower side of the circuit breaker tester equipment (3), assembles the feeding conveyer belt (10) and is attached to the surface, and then drives the feeding conveyer belt (10) to circularly move;
the separation and transfer mechanism (7) is arranged at the side part of the support frame (1) and is used for transferring the circuit breakers for conveying different test results;
the clamping mechanism (8) is arranged on the upper side of the feeding conveyor belt (10) and is connected with the separation and transfer mechanism (7) to clamp the circuit breaker for transferring positions; and
And the bidirectional conveying mechanism (9) is arranged in the assembling mechanism (4) and can convey in two directions to realize circuit breakers for transferring different test results.
2. A circuit breaker characteristic testing apparatus according to claim 1, wherein the assembly mechanism (4) comprises:
the two side frames (401) are symmetrically arranged on two sides of the feeding conveyer belt (10), and the feeding conveyer belt (10) is attached between the two side frames (401);
a timing belt (402) fixedly connected to the inner wall of the feed conveyor belt (10);
The two mounting shafts (404) are respectively connected between the two side frames (401) in a rotating way, the circumference surfaces of the two mounting shafts are respectively fixedly connected with a large gear (405), the two large gears (405) are respectively meshed with the synchronous toothed belt (402), and one end of one mounting shaft (404) is fixedly connected with a first sprocket (403); and
And the servo motor (406) is fixedly connected to the lower inner wall of one side frame (401), the output end of the servo motor is fixedly connected with a second sprocket (408), and a chain (407) is in transmission connection between the second sprocket (408) and the first sprocket (403).
3. A circuit breaker characteristic testing apparatus according to claim 2, wherein the separation transfer mechanism (7) comprises:
a mounting plate (701) fixedly connected to the side of the support frame (1);
an arc-shaped plate (702) which is fixedly connected with the top of the mounting plate (701) and the arc-shaped surface of which is provided with a chute (703),
A positioning shaft (706) rotatably connected to the top of the mounting plate (701) and extending downward;
the positioning sleeve (704) is fixedly connected to the top of the positioning shaft (706), one side of the positioning sleeve is movably connected with the linkage rod (705) through the hinge shaft, and the linkage rod (705) is slidably connected in the sliding groove (703);
A half bevel gear (707) fixedly connected to the bottom of the positioning shaft (706); and
And the stepping motor (708) is fixedly connected to the bottom of the mounting plate (701), the output end of the stepping motor is fixedly connected with a drive bevel gear (709), and the drive bevel gear (709) is meshed with the half bevel gear (707).
4. A circuit breaker characteristic testing apparatus according to claim 3, wherein the clamping mechanism (8) comprises:
the protection box (801) is fixedly connected to the other end of the linkage rod (705), and limit grooves (802) are formed in two sides of the protection box;
A pinion gear 803 rotatably connected between inner walls of the protection case 801;
A bidirectional motor (805) fixedly connected to the side of the protection box (801), the output end of which is fixedly connected to the pinion (803); and
The rack (804) is provided with two, and it is respectively sliding connection in being located in same straight-line spacing groove (802), and its one end extends to opposite direction, and the one end that its looks was kept away from all fixedly connected with straight-bar (806), two the one side that straight-bar (806) is close to all is provided with a set of arm lock subassembly.
5. The circuit breaker characteristic testing apparatus according to claim 4, wherein each of the clamping arm assemblies comprises a clamping arm (807), a spring (808) and a telescopic rod (809), one end of the spring (808) is fixedly connected to the straight rod (806), the clamping arm (807) is fixedly connected to the telescopic end of the spring (808), and the telescopic rod (809) is sleeved on the circumferential surface of the spring (808).
6. A circuit breaker characteristic testing apparatus according to claim 5, wherein the bi-directional conveying mechanism (9) comprises:
the transfer conveyor belt (903) is symmetrically provided with two transfer conveyor belts, and two sides of each transfer conveyor belt are provided with a rack (901);
The synchronous rollers (902) are arranged, are respectively connected between two frames (901) on the same side in a rotating way, and the two transfer conveyor belts (903) are respectively connected between the synchronous rollers (902) in a transmission way;
A micro motor (904) fixedly connected to the side of one of the frames (901), the output end of which is fixedly connected to one of the synchronous rollers (902); and
And two spur gears (905) which are respectively fixedly connected to one ends of the two synchronous rollers (902) close to each other and meshed with each other.
7. A circuit breaker characteristic testing apparatus according to claim 6, wherein the two spur gears (905) correspond to the transfer conveyor belts (903) on different sides, respectively, and the tops of the two frames (901) are close to both sides of the feed conveyor belt (10).
8. The circuit breaker characteristic testing device according to claim 7, wherein the top parts of the two side frames (401) are fixedly connected with correction frames (5), the distance between the two correction frames (5) is gradually shortened to be kept equal, and a blocking mechanism (6) is arranged between the two correction frames (5).
9. A circuit breaker characteristic testing apparatus according to claim 8, wherein the blocking mechanism (6):
The straight plates (601) are provided with two straight plates which are respectively and fixedly connected to the surfaces of the corresponding correction frames (5);
The U-shaped frame (604) is arranged on the upper side of the feeding conveyer belt (10), two ends of the U-shaped frame are fixedly connected with sliding blocks (603), and the two sliding blocks (603) are slidably connected to the surfaces of the corresponding straight plates (601); and
And the electric push rod (606) is fixedly connected to the top of the U-shaped frame (604), the extension end of the electric push rod penetrates through the U-shaped frame (604) and extends downwards, and the extension end of the electric push rod is fixedly connected with the baffle plate (605).
10. A method of using a circuit breaker characteristic testing apparatus as claimed in any one of claims 1 to 9, comprising the steps of:
s1, placing a to-be-tested circuit breaker on the upper side of a feeding conveyer belt (10), wherein the position of the to-be-tested circuit breaker is close to a correction frame (5);
S2, starting a servo motor (406), driving a second sprocket (408) to rotate through the output end of the servo motor (406), driving a first sprocket (403) to rotate under the synchronous action of a chain (407), driving a mounting shaft (404) to rotate by the first sprocket (403), driving a large gear (405) to rotate by the mounting shaft (404), driving a synchronous toothed belt (402) to rotate under the meshing action, and finally driving a feeding conveyer belt (10) to move so as to enable a circuit breaker to be tested to move to the lower side of a circuit breaker tester (3);
S3, adjusting the position of the circuit breaker tester equipment (3) through the displacement unit (2), controlling the circuit breaker tester equipment (3) to move downwards, testing the circuit breaker to be tested, and returning the circuit breaker tester equipment (3) to the original position after the test is completed;
S4, controlling the feeding conveyer belt (10) to continuously move, enabling the tested breaker to move to the lower side of the protection box (801), starting the bidirectional motor (805), driving the pinion (803) to rotate through the output end of the bidirectional motor (805), driving the two racks (804) to move reversely by the pinion (803), enabling the two racks (804) to be close to each other, enabling the two straight rods (806) to be close to each other at the moment, enabling the two clamping arms (807) to be close to each other along with the two straight rods (806), and clamping the tested breaker through the two clamping arms (807);
S5, starting a stepping motor (708) after the circuit breaker is clamped, driving a bevel gear (709) to rotate through the output end of the stepping motor (708), driving the bevel gear (709) to drive a half bevel gear (707) to rotate in a decelerating way, driving the bevel gear (709) to drive a positioning shaft (706) to rotate, the positioning shaft (706) to drive the positioning shaft (706) to rotate, a linkage rod (705) to rotate with a small amplitude along with a positioning sleeve (704), and the height of the linkage rod (705) to be adjusted with a small amplitude along with a sliding groove (703), at the moment, a clamping mechanism (8) moves along with the linkage rod (705) by taking the positioning shaft (706) as a circle center, so that the circuit breaker moves to the upper side of one transfer conveyor belt (903), and the two transfer conveyor belts (903) can convey different directions, so that the circuit breakers with different test results can be classified and conveyed according to the different test results of the circuit breaker;
s6, circularly operating S1-S5, and continuously testing the circuit breaker to realize pipeline work so as to improve the testing efficiency.
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