A circuit breaker base assembly apparatus and method

Abstract

The application relates to a circuit breaker base assembling device and an assembling method, and the circuit breaker base assembling device comprises a moving platform, a movable knife base clamping device, an over-travel spring base clamping device, a one-end centering spring clamping device and a one-end centering spring base clamping device; the moving platform can move in the horizontal and vertical directions and can rotate; the movable knife base clamping device, the over-travel spring base clamping device, the one-end centering spring clamping device and the one-end centering spring base clamping device are fixed to the top end of the moving platform and are distributed in the circumferential direction; the base assembling device of the application is provided with rotating devices, vertical moving devices, transverse moving devices, longitudinal moving devices and four-axis linkage. Furthermore, the base assembling device is provided with four different types of clamping devices, and four different parts of a movable knife base, an over-travel spring base, a centering spring and a centering spring base can be installed on one work station, so that the space is saved and the assembling efficiency is improved.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of circuit breakers, in particular to a circuit breaker base assembling device and method. BACKGROUND

[0002] Moulded case circuit breakers are widely used in power distribution networks, photovoltaic, new energy vehicle charging piles and electrical complete sets. There are tens of millions of products worldwide every year. As a core component of the moulded case circuit breaker, the moving knife assembly is combined with Figure 1 The moving knife assembly comprises one isolation knife sleeve 101, three moving knives 102, three moving knife bases 109, three large pin shafts 107, three small pin shafts 105, six over-travel springs 103, three centering spring bases 104, six centering springs 106 and six centering spring bases 108, and the number of parts is large.

[0003] The existing assembly method is manual assembly and transportation. The process is complex and the efficiency is low. SUMMARY

[0004] In view of the problems in the prior art, the application provides a circuit breaker base assembling device and method, which realizes automatic assembly of the circuit breaker base.

[0005] To achieve the above-mentioned purpose, the application provides a circuit breaker base assembling device, which comprises a moving platform, a moving knife base clamping device, an over-travel spring base clamping device, a one-end centering spring clamping device, a one-end centering spring base clamping device and a control module.

[0006] The moving platform can move in the horizontal and vertical directions under the control of the control module and can rotate.

[0007] The moving knife base clamping device, the over-travel spring base clamping device, the one-end centering spring clamping device and the one-end centering spring base clamping device are fixed to the top end of the moving platform and are distributed in the circumferential direction.

[0008] The moving knife base clamping device clamps the moving knife base under the control of the control module; the over-travel spring base clamping device clamps the over-travel spring under the control of the control module; the one-end centering spring clamping device clamps the one-end centering spring of the moving knife assembly under the control of the control module; and the one-end centering spring base clamping device clamps the one-end centering spring base of the moving knife assembly under the control of the control module.

[0009] Further, the moving platform comprises a horizontal direction telescopic mechanism, a vertical direction telescopic mechanism and a rotating mechanism.

[0010] The horizontal telescopic mechanism comprises a horizontal cylinder and a horizontal cylinder rod, and the horizontal cylinder drives the horizontal cylinder rod to extend or retract along the horizontal direction; the rotating mechanism is fixed at the distal end of the horizontal cylinder rod and moves along the horizontal direction under the driving of the horizontal cylinder;

[0011] The rotating mechanism comprises a motor and a gear transmission mechanism; the motor drives the gear transmission mechanism to rotate, and the output rotating shaft of the gear transmission mechanism is connected with the vertical telescopic mechanism;

[0012] The vertical telescopic mechanism comprises a vertical cylinder and a vertical cylinder rod, and the vertical cylinder drives the vertical cylinder rod to extend or retract along the vertical direction; the base is fixed at the distal end of the vertical cylinder rod and moves along the vertical direction under the driving of the vertical cylinder;

[0013] The base is fixed with a clamping device of the moving knife base, a clamping device of the over-travel spring base, a clamping device of the one-end centering spring, and a clamping device of the one-end centering spring base.

[0014] Further, the clamping device of the moving knife base comprises a first telescopic arm, a first jaw-end distance adjustment assembly, and first and second clamping jaws; the first telescopic arm can extend or retract along the horizontal direction to drive the first and second clamping jaws to move along the horizontal direction; and the first jaw-end distance adjustment assembly adjusts the first and second clamping jaws to approach or recede from each other to change the distance between them.

[0015] Further, the clamping device of the over-travel spring base comprises a second telescopic arm, a second jaw-end distance adjustment assembly, and third and fourth clamping jaws; the second telescopic arm can extend or retract along the horizontal direction to drive the third and fourth clamping jaws to move along the horizontal direction; and the second jaw-end distance adjustment assembly adjusts the third and fourth clamping jaws to approach or recede from each other to change the distance between them.

[0016] Further, the clamping device of the one-end centering spring comprises a third telescopic arm, a third jaw-end distance adjustment assembly, a fifth clamping jaw, a sixth clamping jaw, and a first rotating assembly;

[0017] The third telescopic arm can extend or retract along the horizontal direction to drive the fifth and sixth clamping jaws to move along the horizontal direction;

[0018] The third jaw-end distance adjustment assembly is used to adjust the distance between the fifth and sixth clamping jaws;

[0019] The opposite sides of the fifth and sixth clamping jaws are in the shape of a circular arc, so that the fifth and sixth clamping jaws can tightly hold the centering spring;

[0020] The rotating shaft of the first rotating assembly rotates under the driving of the motor to drive the fifth and sixth clamping jaws to adjust the pitch angle.

[0021] Further, the clamping device of the one-end centering spring base comprises a fourth telescopic arm, a second rotating assembly, a first electromagnetic suction disc and a first suction disc control box;

[0022] The fourth telescopic arm is capable of telescoping in the horizontal direction to drive the first electromagnetic suction disc to move in the horizontal direction.

[0023] The rotating shaft of the second rotating assembly rotates under the drive of the motor to drive the first electromagnetic suction disc to adjust the pitch angle.

[0024] The first suction disc control box controls the first electromagnetic suction disc to have magnetic force when electrified to adsorb the centering spring base or to release the centering spring base when de-energized.

[0025] Further, the first electromagnetic suction disc comprises a base plate and three probes; the three probes are arranged at the end of the base plate, and the base plate and the three probes have magnetic force when electrified; the outer ends of the three probes contact the centering spring base.

[0026] Further, the control module is used to control the horizontal and vertical movement and rotation of the moving platform, the clamping device of the moving blade base is used to clamp the moving blade base, the clamping device of the over-travel spring base is used to clamp the over-travel spring, the clamping device of the one-end centering spring is used to clamp the one-end centering spring of the moving blade assembly, and the clamping device of the one-end centering spring base is used to clamp the one-end centering spring base of the moving blade assembly.

[0027] Further, the control module comprises:

[0028] When the moving blade base needs to be clamped, the horizontal telescopic mechanism of the moving platform is controlled to move to the moving blade base assembly line, the rotating mechanism is controlled to make the clamping device of the moving blade base located above the moving blade base to be clamped, the rotating mechanism, the first telescopic arm and the vertical telescopic mechanism are controlled to make the first clamping jaw and the second clamping jaw align with the moving blade base to be clamped and move downward to the two sides of the moving blade base to be clamped, the first jaw end distance adjusting assembly is controlled to reduce the distance between the first clamping jaw and the second clamping jaw to clamp the moving blade base, and the moving platform is controlled to convey the moving blade base to the required position.

[0029] When the over-travel spring base needs to be clamped, the horizontal telescopic mechanism of the moving platform is controlled to move to the over-travel spring base assembly line, the rotating mechanism is controlled to make the clamping device of the over-travel spring base located above the over-travel spring base to be clamped, the rotating mechanism, the second telescopic arm and the vertical telescopic mechanism are controlled to make the third clamping jaw and the fourth clamping jaw align with the over-travel spring base to be clamped and move downward to the two sides of the over-travel spring base to be clamped, the first jaw end distance adjusting assembly is controlled to reduce the distance between the third clamping jaw and the fourth clamping jaw to clamp the over-travel spring base, and the moving platform is controlled to convey the over-travel spring base to the required position.

[0030] When the centering spring needs to be clamped, the horizontal telescopic mechanism of the moving platform is controlled to move to one end of the centering spring assembly line; the rotating mechanism is controlled to make the clamping device of the one end of the centering spring above the centering spring to be clamped; the rotating mechanism, the third telescopic arm and the vertical telescopic mechanism are controlled to make the fifth clamping jaw and the sixth clamping jaw align with the centering spring to be clamped and move downward to both sides of the centering spring; the first rotating assembly is adjusted to make the inclination angle of the fifth clamping jaw and the sixth clamping jaw consistent with the inclination angle of the centering spring to be clamped; the first jaw end distance adjusting assembly is controlled to reduce the distance between the fifth clamping jaw and the sixth clamping jaw to clamp the centering spring, and the moving platform is controlled to deliver the centering spring to the required position.

[0031] When the centering spring base needs to be clamped, the horizontal telescopic mechanism of the moving platform is controlled to move to one end of the centering spring base assembly line; the rotating mechanism is controlled to make the clamping device of the one end of the centering spring base above the centering spring base to be clamped; the rotating mechanism, the fourth telescopic arm, the vertical telescopic mechanism and the second rotating assembly are controlled to make the three probes align with the centering spring base to be clamped; the first suction disc control box is controlled to power on the first electromagnetic suction disc to adsorb the centering spring base, and the moving platform is controlled to deliver the centering spring base to the required position.

[0032] A method for assembling the circuit breaker base by using the circuit breaker base assembling device is provided, which comprises:

[0033] When the moving knife base needs to be clamped, the horizontal telescopic mechanism of the moving platform is controlled to move to the moving knife base assembly line; the rotating mechanism is controlled to make the clamping device of the moving knife base above the moving knife base to be clamped; the rotating mechanism, the first telescopic arm and the vertical telescopic mechanism are controlled to make the first clamping jaw and the second clamping jaw align with the moving knife base to be clamped and move downward to both sides of the moving knife base to be clamped; the first jaw end distance adjusting assembly is controlled to reduce the distance between the first clamping jaw and the second clamping jaw to clamp the moving knife base, and the moving platform is controlled to deliver the moving knife base to the required position.

[0034] When the over-travel spring base needs to be clamped, the horizontal telescopic mechanism of the moving platform is controlled to move to the over-travel spring base assembly line; the rotating mechanism is controlled to make the clamping device of the over-travel spring base above the over-travel spring base to be clamped; the rotating mechanism, the second telescopic arm and the vertical telescopic mechanism are controlled to make the third clamping jaw and the fourth clamping jaw align with the over-travel spring base to be clamped and move downward to both sides of the over-travel spring base to be clamped; the first jaw end distance adjusting assembly is controlled to reduce the distance between the third clamping jaw and the fourth clamping jaw to clamp the over-travel spring base, and the moving platform is controlled to deliver the over-travel spring base to the required position.

[0035] When the centering spring needs to be clamped, the horizontal telescopic mechanism of the moving platform is controlled to move to one end of the centering spring assembly line; the rotating mechanism is controlled to make the clamping device of the one end centering spring above the centering spring to be clamped; the rotating mechanism, the third telescopic arm and the vertical telescopic mechanism are controlled to make the fifth clamping jaw and the sixth clamping jaw align with the centering spring to be clamped and move downward to the two sides of the centering spring; the first rotating assembly is adjusted to make the inclination angle of the fifth clamping jaw and the sixth clamping jaw consistent with the inclination angle of the centering spring to be clamped; the first jaw end distance adjusting assembly is controlled to reduce the distance between the fifth clamping jaw and the sixth clamping jaw to clamp the centering spring, and the moving platform is controlled to convey the centering spring to the required position.

[0036] When the centering spring base needs to be clamped, the horizontal telescopic mechanism of the moving platform is controlled to move to one end of the centering spring base assembly line; the rotating mechanism is controlled to make the clamping device of the one end centering spring base above the centering spring base to be clamped; the rotating mechanism, the fourth telescopic arm, the vertical telescopic mechanism and the second rotating assembly are controlled to make the three probes align with the centering spring base to be clamped; the first suction disc control box is controlled to power on the first electromagnetic suction disc to adsorb the centering spring base, and the moving platform is controlled to convey the centering spring base to the required position.

[0037] The above technical solutions of the present application have the following beneficial technical effects:

[0038] (1) The base assembly device is provided with a rotating device, a vertical moving device, a transverse moving device and a longitudinal moving device, which are four-axis linkage. Moreover, four different types of clamping devices are provided, which can install four different parts of the moving knife base, the overtravel spring base, the centering spring and the centering spring base at one station, thereby saving space and improving assembly efficiency.

[0039] (2) The clamping device of the centering spring base is an electromagnetic suction disc structure provided with three slender probes, which can conveniently grasp and assemble the flat centering spring base and can also maintain the state of the assembled moving knife part to prevent it from being scattered. BRIEF DESCRIPTION OF DRAWINGS

[0040] Figure 1 is a schematic view of a moving knife assembly;

[0041] Figure 2 is a schematic view of a full-automatic assembly system of a moving knife assembly of a molded case circuit breaker;

[0042] Figure 3 is a schematic view of a base assembly device structure;

[0043] Figure 4 is a schematic view of a clamping device structure of a moving knife base;

[0044] Figure 5 is a schematic view of a clamping device structure of an overtravel spring base.

[0045] Figure 6 Structure diagram of clamping device with one end centering spring;

[0046] Figure 7 Structure diagram of clamping device with one end centering spring;

[0047] Figure 8 Structure diagram of clamping device with one end centering spring;

[0048] Figure 9 Structure diagram of clamping device with one end centering spring;

[0049] Figure 10 Structure diagram of clamping device with one end centering spring;

[0050] Wherein, 101-isolation knife sleeve; 102-moving knife; 103-overtravel spring; 104-overtravel spring base; 105-small pin shaft; 106-centering spring; 107-large pin shaft; 108-centering spring base; 109-moving knife base; 100-moving knife assembly; 200-isolation knife sleeve clamping device; 300-overtravel spring assembly device; 400-moving knife component conveying device; 500-moving knife component conveying device; 600-moving knife component conveying device; 700-base assembly device; 800-pin shaft assembly device; 701-sixth bottom plate; 702-second base; 703-third motor base; 704-fifteenth motor; 705-tenth gear; 706-eleventh gear; 707-thirteenth rotating shaft; 708-second rotating seat; 709-seventh cylinder base; 710-fifth cylinder; 711-fifth cylinder rod; 712-eighth cylinder base; 713-sixth cylinder; 714-sixth cylinder rod 714; 715-third base; 716-ninth cylinder base; 717-seventh cylinder; 718-seventh cylinder rod; 719-tenth cylinder base; 720-second clamping cylinder; 721-first clamping jaw; 722-second clamping jaw; 723-eleventh cylinder base; 724-eighth cylinder; 725-eighth cylinder rod; 726-third clamping cylinder; 727-twelfth cylinder base; 728-third clamping jaw; 729-fourth clamping jaw; 730-thirteenth cylinder base; 731-ninth cylinder; 732-ninth cylinder rod; 733-first support frame; 734-sixteenth motor; 735-fourteenth cylinder base; 736-fourteenth rotating shaft; 737-fourth clamping cylinder; 738-fifth clamping jaw; 739-sixth clamping jaw; 740-fifteenth cylinder base; 741-tenth cylinder; 742-tenth cylinder rod; 743-second support frame; 744-seventeenth motor; 745-first suction cup base; 746-fifteenth rotating shaft; 747-first suction cup control box; 748-first electromagnetic suction cup. DETAILED DESCRIPTION

[0051] In order to make the objects, technical solutions and advantages of the present application clearer, further detailed description will be made to the present application with reference to the specific embodiments and the accompanying drawings. It should be understood that the description is only exemplary and is not intended to limit the scope of the present application. In addition, in the following description, the description of the known structures and technologies is omitted to avoid unnecessary confusion of the concept of the present application.

[0052] The base assembly device is located on the right side of the moving knife component conveying device, and is responsible for assembling the over-travel spring base, the moving knife base, the one-end centering spring and the one-end centering spring base.

[0053] The circuit breaker base assembly device comprises a moving platform, a moving knife base clamping device, an over-travel spring base clamping device, a one-end centering spring clamping device, a one-end centering spring base clamping device and a control module.

[0054] The moving platform can move in horizontal and vertical directions under the control of the control module, and can rotate.

[0055] The moving knife base clamping device, the over-travel spring base clamping device, the one-end centering spring clamping device and the one-end centering spring base clamping device are fixed on the top end of the moving platform and are distributed in the circumferential direction.

[0056] The moving knife base clamping device clamps the moving knife base under the control of the control module; the over-travel spring base clamping device clamps the over-travel spring under the control of the control module; the one-end centering spring clamping device clamps the one-end centering spring of the moving knife assembly under the control of the control module; and the one-end centering spring base clamping device clamps the one-end centering spring base of the moving knife assembly under the control of the control module.

[0057] The base assembly device is divided into two parts, the lower part controls the macro movement of the assembly device, and the upper part is used to assemble the parts of the moving knife.

[0058] The lower part includes the sixth bottom plate 701, the second base 702, the third motor base 703, the fifteenth motor 704, the tenth gear 705, the eleventh gear 706, the thirteenth rotating shaft 707, the second rotating base 708, the seventh cylinder base 709, the fifth cylinder 710, the fifth cylinder rod 711, the eighth cylinder base 712, the sixth cylinder 713, the sixth cylinder rod 714, and the third base 715. The sixth bottom plate 701 is mounted on the support, and a plurality of bullseye wheels are mounted on the bottom side of the bottom plate. The sixth bottom plate 701 can move horizontally on the support. The bullseye wheels reduce the friction between the two and improve the service life. The second base 702 is fixedly installed on the sixth bottom plate 701. The third motor base 703 is installed on the inner bottom side of the second base 702. The fifteenth motor 704 is fixedly installed on the third motor base 703. The motor shaft is fixedly connected with the tenth gear 705. The eleventh gear 706 is fixedly connected with the thirteenth rotating shaft 707. The thirteenth rotating shaft 707 is fixedly connected with the second rotating base 708. The second rotating base 708 is installed on the second base 702 and can rotate relative to the second base 702. The second rotating base 708 is fixedly installed with the eighth cylinder base 712. The eighth cylinder base 712 is fixedly installed with the sixth cylinder 713. The sixth cylinder rod 714 is assembled on the sixth cylinder 713 and can move vertically relative to the sixth cylinder 713. The third base 715 is fixedly installed at the end of the sixth cylinder rod 714. The third base 715 is fixedly installed with a cylinder base in the assembly body for clamping and assembling the moving knife parts. The seventh cylinder base 709 is fixedly installed on the support. The fifth cylinder 710 is fixedly installed on the seventh cylinder base 709 and is internally assembled with the fifth cylinder rod 711. The fifth cylinder rod 711 is fixedly connected with the sixth bottom plate 701.

[0059] The fifth cylinder 710 is controlled. The fifth cylinder rod 711 pushes the sixth bottom plate 701 to move horizontally on the support. Finally, the base assembly device moves to different stations. The fifteenth motor 704 is controlled. The tenth gear 705, the thirteenth rotating shaft 707, the eleventh gear 706, and the second rotating base 708 are sequentially driven to rotate. Finally, the four clamping devices on the upper part of the base assembly device can be randomly switched to the clamping and assembling parts station. The sixth cylinder 713 is controlled. The four clamping devices above can move vertically.

[0060] The clamping device of the moving knife base comprises a ninth cylinder seat 716, a seventh cylinder 717, a seventh cylinder rod 718, a tenth cylinder seat 719, a second clamping cylinder 720, a first clamping jaw 721, and a second clamping jaw 722. The ninth cylinder seat 716 is installed on the third base 715, and the seventh cylinder 717 is fixedly installed on the top of the ninth cylinder seat 716. The seventh cylinder rod 718 is assembled in the seventh cylinder 717, and the tenth cylinder seat 719 is fixedly installed at the end of the seventh cylinder rod 718. The second clamping cylinder 720 is fixedly installed on the tenth cylinder seat 719. The first clamping jaw 721 and the second clamping jaw 722 are assembled on the second clamping cylinder 720 and can move close to or away from each other relative to the second clamping cylinder 720.

[0061] The seventh cylinder 717 is controlled to drive the first clamping jaw 721 and the second clamping jaw 722 to move horizontally. The production line of the moving knife base is located on the right side of the base assembling device, and the assembly position of the moving knife base is located on the left side of the base assembling device. When the moving knife base needs to be clamped and assembled, the fifth cylinder 710 is started to move the entire base assembling device to the position where the moving knife base needs to be assembled. Through the linkage cooperation of the sixth cylinder 713, the seventh cylinder 717, and the fifteenth motor 704, the first clamping jaw 721 and the second clamping jaw 722 are moved to the top of the moving knife base on the production line. The sixth cylinder 713 is controlled to slowly lower the two clamping jaws to a position where the moving knife base can be clamped. The second clamping cylinder 720 is controlled to clamp the moving knife base with the clamping jaws. Then, through the linkage cooperation of the sixth cylinder 713, the seventh cylinder 717, and the fifteenth motor 704, the moving knife base is moved to the top of the assembly position of the moving knife part. The sixth cylinder 713 is controlled, and the first clamping jaw 721 and the second clamping jaw 722 clamp the moving knife base and slowly lower it to the assembly position of the moving knife. Then, the large pin shaft is assembled, and the assembly of the moving knife base is completed.

[0062] The clamping device of the over-travel spring base comprises an eleventh cylinder seat 723, an eighth cylinder 724, an eighth cylinder rod 725, a third clamping cylinder 726, a twelfth cylinder seat 727, a third clamping jaw 728, and a fourth clamping jaw 729. The eleventh cylinder seat 723 is installed on the third base 715 and is close to the ninth cylinder seat 716. The eighth cylinder 724 is fixedly installed on the top of the eleventh cylinder seat 723. The eighth cylinder rod 725 is assembled in the eighth cylinder 724, and the twelfth cylinder seat 727 is fixedly installed at the end of the eighth cylinder rod 725. The third clamping cylinder 726 is fixedly installed on the twelfth cylinder seat 727. The third clamping jaw 728 and the fourth clamping jaw 729 are assembled on the third clamping cylinder 726 and can move close to or away from each other relative to the third clamping cylinder 726.

[0063] The eighth cylinder 724 can drive the third and fourth clamping jaws 728 and 729 to move horizontally. The production line of the over-travel spring base is located on the right side of the base assembling device, and the assembling position of the over-travel spring base is located on the left side of the base assembling device. When the over-travel spring base needs to be clamped and assembled, the fifth cylinder 710 is started to move the entire base assembling device to the position where the over-travel spring base needs to be assembled. Through the linkage of the sixth cylinder 713, the eighth cylinder 724 and the fifteenth motor 704, the third and fourth clamping jaws 728 and 729 are moved to directly above the over-travel spring base on the production line. The sixth cylinder 713 is controlled to slowly lower the two clamping jaws to a position where the over-travel spring base can be clamped. The third clamping cylinder 726 is controlled to clamp the over-travel spring base. Then, through the linkage of the sixth cylinder 713, the eighth cylinder 724 and the fifteenth motor 704, the over-travel spring base is moved to above the assembling position of the moving knife part. The sixth cylinder 713 is controlled, and the third and fourth clamping jaws 728 and 729 clamping the over-travel spring base slowly lower to the assembling position of the moving knife. Then, a small pin shaft is assembled, and the assembly of the over-travel spring base is completed.

[0064] The clamping device for one-end centering spring includes a thirteenth cylinder seat 730, a ninth cylinder 731, a ninth cylinder rod 732, a first support frame 733, a sixteenth motor 734, a fourteenth cylinder seat 735, a fourteenth rotating shaft 736, a fourth clamping cylinder 737, a fifth clamping jaw 738 and a sixth clamping jaw 739.

[0065] The thirteenth cylinder seat 730 is installed on the third base 715 and close to the eleventh cylinder seat 723. The ninth cylinder 731 is fixedly installed on the thirteenth cylinder seat 730, and the ninth cylinder rod 732 is assembled in the ninth cylinder 731. The first support frame 733 is fixedly installed at the end of the ninth cylinder rod 732. The sixteenth motor 734 is fixedly installed on one side of the first support frame 733. The fourteenth rotating shaft 736 is installed on the other side of the first support frame 733 and can rotate relative to the first support frame 733. The motor shaft of the sixteenth motor 734 is fixedly connected with the fourteenth cylinder seat 735. The other side of the fourteenth cylinder seat 735 is fixedly connected with one end of the fourteenth rotating shaft 736. The fourteenth cylinder seat 735 rotates around the center of the fourteenth rotating shaft 736 by starting the sixteenth motor 734. The fourth clamping cylinder 737 is fixedly installed in the fourteenth cylinder seat 735. The fifth clamping jaw 738 and the sixth clamping jaw 739 are assembled on the fourth clamping cylinder 737. The two clamping jaws can move close to each other or away from each other. One side of the fifth clamping jaw 738 is in arc shape. The side of the sixth clamping jaw 739 close to the fifth clamping jaw 738 is also in arc shape. The two arc opening positions are opposite, which can better clamp the centering spring.

[0066] The ninth cylinder 731 can drive the fifth gripper 738 and the sixth gripper 739 to move horizontally. The production line of one end centering spring is located on the right side of the base assembly device, and the assembly position of one end centering spring is located on the left side of the base assembly device. When it is needed to clamp and assemble the centering spring, the fifth cylinder 710 is started to move the entire base assembly device to the position where the centering spring needs to be assembled. Through the linkage cooperation of the sixth cylinder 713, the ninth cylinder 731, the fifteenth motor 704 and the sixteenth motor 734, the fifth gripper 738 and the sixth gripper 739 are moved to the top of the centering spring on the production line, and the axis of the centering spring is coaxial with the arc axis in the fifth gripper 738 and the sixth gripper 739. The ninth cylinder 731 is controlled to slowly move the two grippers to a position where the centering spring can be clamped. The fourth clamping cylinder 737 is controlled to clamp the centering spring. Then, through the linkage cooperation of the sixth cylinder 713, the eighth cylinder 724, the fifteenth motor 704 and the sixteenth motor 734, the centering spring is moved to the front of the assembly position of the moving knife part, and the centering spring is coaxial with the large pin shaft in the moving knife part. The ninth cylinder 731 is controlled, and the fifth gripper 738 and the sixth gripper 739 clamp the centering spring slowly enter the assembly position of the moving knife, and pass through the large pin shaft. At this time, the moving knife part conveying device is started to make the small clamping seat reach the position of the centering spring assembled in the moving knife part. At this time, the small clamping seat just clamps the centering spring to prevent the centering spring from falling, as shown in FIG. 16. Then, the other end centering spring base is assembled, and the assembly of the one end centering spring is completed. Figure 8

[0067] The clamping device of the one end centering spring base includes a fifteenth cylinder seat 740, a tenth cylinder 741, a tenth cylinder rod 742, a second support frame 743, a seventeenth motor 744, a first suction cup seat 745, a fifteenth rotating shaft 746, a first suction cup control box 747 and a first electromagnetic suction cup 748.

[0068] ​Fifteenth cylinder seat 740 is installed on the third base 715, and close to the thirteenth cylinder seat 730, the tenth cylinder 741 is fixedly installed on the fifteenth cylinder seat 740, the tenth cylinder rod 742 is assembled in the tenth cylinder 741, the second support frame 743 is fixedly installed at the end of the tenth cylinder rod 742, the seventeenth motor 744 is fixedly installed on one side of the second support frame 743, the fifteenth rotating shaft 746 is installed on the other side of the second support frame 743 and can rotate relatively, the motor shaft of the seventeenth motor 744 is fixedly connected with the first suction disc seat 745, the other side of the first suction disc seat 745 is fixedly connected with one end of the fifteenth rotating shaft 746, the first suction disc seat 745 rotates around the center of the fifteenth rotating shaft 746 when the seventeenth motor 744 is started. The first suction disc control box 747 is fixedly installed in the first suction disc seat 745, the first electromagnetic suction disc 748 is assembled on the first suction disc control box 747, the end of the electromagnetic suction disc is three long probes, the three long probes also have magnetic force when the first electromagnetic suction disc 748 is electrified, and the centering spring seat is tightly sucked. The three long probes are distributed at intervals, which can facilitate the passage of the seventh clamp jaw and the eighth clamp jaw in the centering spring assembly device, and facilitate the clamping of the moving knife part by the centering spring assembly device.

[0069] The tenth cylinder 741 can drive the first electromagnetic suction disc 748 to move horizontally. The production line of one end centering spring seat is located on the right side of the base assembly device, and the assembly position of one end centering spring is located on the left side of the base assembly device. When it is necessary to clamp and assemble the centering spring seat, the fifth cylinder 710 is started to move the entire base assembly device to the position where the centering spring seat needs to be assembled. Through the linkage cooperation of the sixth cylinder, the tenth cylinder 741, the fifteenth motor 704 and the seventeenth motor 744, the first electromagnetic suction disc 748 is moved to the centering spring seat directly above the production line, and the axis of the centering spring seat is coaxial with the axis of the first electromagnetic suction disc 748. Control the tenth cylinder 741 to slowly move the two clamp jaws to the position where the centering spring seat can be clamped. Through the first suction disc control box 747, the first electromagnetic suction disc 748 tightly sucks the centering spring seat, and then through the linkage cooperation of the sixth cylinder, the tenth cylinder 741, the fifteenth motor 704 and the seventeenth motor 744, the centering spring seat is moved to the front of the assembly position of the moving knife part, and the centering spring is coaxial with the large pin shaft in the moving knife part. Control the tenth cylinder 741 to make the first electromagnetic suction disc 748 tightly suck the centering spring seat slowly into the assembly position of the moving knife, and make the centering spring seat tightly abut on the centering spring, complete the assembly of the centering spring seat, and at this time do not loosen the first electromagnetic suction disc 748, wait for the subsequent moving knife part process.

[0070] Further, a control module can be provided for moving the platform horizontally and vertically and rotating, and controlling the clamping device of the moving knife base to clamp the moving knife base, the clamping device of the over-travel spring base to clamp the over-travel spring, the clamping device of the one-end centering spring to clamp the one-end centering spring of the moving knife assembly, and the clamping device of the one-end centering spring base to clamp the one-end centering spring base of the moving knife assembly.

[0071] A method for assembling the circuit breaker base using the circuit breaker base assembly device is provided, comprising the following steps:

[0072] When the moving knife base needs to be clamped, the horizontal extension mechanism of the moving platform is controlled to move to the moving knife base assembly line, the rotating mechanism is controlled to make the clamping device of the moving knife base above the moving knife base to be clamped, the rotating mechanism, the first extension arm and the vertical extension mechanism are controlled to make the first and second clamping jaws align with the moving knife base to be clamped and move downward to the two sides of the moving knife base to be clamped, the first jaw end distance adjustment assembly is controlled to reduce the distance between the first and second clamping jaws to clamp the moving knife base, and the moving platform is controlled to deliver the moving knife base to the required position.

[0073] When the over-travel spring base needs to be clamped, the horizontal extension mechanism of the moving platform is controlled to move to the over-travel spring base assembly line, the rotating mechanism is controlled to make the clamping device of the over-travel spring base above the over-travel spring base to be clamped, the rotating mechanism, the second extension arm and the vertical extension mechanism are controlled to make the third and fourth clamping jaws align with the over-travel spring base to be clamped and move downward to the two sides of the over-travel spring base to be clamped, the first jaw end distance adjustment assembly is controlled to reduce the distance between the third and fourth clamping jaws to clamp the over-travel spring base, and the moving platform is controlled to deliver the over-travel spring base to the required position.

[0074] When the centering spring needs to be clamped, the horizontal extension mechanism of the moving platform is controlled to move to the one-end centering spring assembly line, the rotating mechanism is controlled to make the clamping device of the one-end centering spring above the centering spring to be clamped, the rotating mechanism, the third extension arm and the vertical extension mechanism are controlled to make the fifth and sixth clamping jaws align with the centering spring to be clamped and move downward to the two sides of the centering spring, the first rotating assembly is controlled to make the inclination angle of the fifth and sixth clamping jaws consistent with the inclination angle of the centering spring to be clamped, the first jaw end distance adjustment assembly is controlled to reduce the distance between the fifth and sixth clamping jaws to clamp the centering spring, and the moving platform is controlled to deliver the centering spring to the required position.

[0075] When the centering spring base needs to be clamped, the horizontal telescopic mechanism of the moving platform is controlled to move to one end of the centering spring base assembly line, the rotating mechanism is controlled to make the clamping device of the one end centering spring base be above the centering spring base to be clamped, the rotating mechanism, the fourth telescopic arm, the vertical telescopic mechanism and the second rotating assembly are controlled to make the three probes be aligned with the centering spring base to be clamped, the first suction cup control box is controlled to electrify the first electromagnetic suction cup to adsorb the centering spring base, and the moving platform is controlled to convey the centering spring base to the required position.

[0076] In summary, the present application relates to a circuit breaker base assembly device and an assembly method, the circuit breaker base assembly device comprising a moving platform, a clamping device of a moving blade base, a clamping device of an over-travel spring base, a clamping device of an one end centering spring, and a clamping device of an one end centering spring base; the moving platform can move in horizontal and vertical directions and can rotate; the clamping device of the moving blade base, the clamping device of the over-travel spring base, the clamping device of the one end centering spring, and the clamping device of the one end centering spring base are fixed on the top end of the moving platform and are distributed in a circumferential direction; the base assembly device of the present application is provided with rotating devices, vertical moving devices, transverse moving devices, longitudinal moving devices, and four-axis linkage. And four different types of clamping devices are provided, which can install four different parts of the moving blade base, the over-travel spring base, the centering spring, and the centering spring base in one station, save space, and improve assembly efficiency.

[0077] It should be understood that the above specific embodiments of the present application are only used for illustrative or explanatory purposes of the principles of the present application, and do not constitute a limitation of the present application. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present application shall be included in the protection scope of the present application. In addition, the appended claims of the present application are intended to cover all variations and modifications falling within the scope and boundary of the appended claims, or the equivalent forms of such scope and boundary.

Claims

1. A circuit breaker base assembly apparatus, characterized by, It includes a mobile platform, a clamping device for the moving tool base, a clamping device for the overtravel spring base, a clamping device for the spring with one end centered, a clamping device for the spring base with one end centered, and a control module. The mobile platform can move horizontally and vertically under the control of the control module, and it can also rotate. The clamping devices for the moving tool base, the overtravel spring base, the one-end-centered spring, and the one-end-centered spring base are fixed to the top of the moving platform and distributed circumferentially. The clamping device for the moving blade base clamps the moving blade base under the control of the control module; the clamping device for the overtravel spring base clamps the overtravel spring under the control of the control module; the clamping device for the one-end-centered spring clamps the one-end-centered spring of the moving blade assembly under the control of the control module; the clamping device for the one-end-centered spring base clamps the one-end-centered spring base of the moving blade assembly under the control of the control module. The clamping device for the spring base with one end in the middle includes a fourth telescopic arm, a second rotating assembly, a first electromagnetic chuck (748), and a first chuck control box (747). The fourth telescopic arm can extend and retract in the horizontal direction, driving the first electromagnetic chuck (748) to move in the horizontal direction; The shaft of the second rotating component rotates under the drive of the motor, which drives the first electromagnetic chuck (748) to adjust the pitch angle; The first suction cup control box (747) controls the first electromagnetic suction cup (748) to be charged and have magnetic force to attract the centering spring base or to release the centering spring base when the power is off; The first electromagnetic chuck (748) includes a base and three probes; the three probes are spaced apart and are located at the end of the base. When energized, both the base and the three probes have magnetic force, and the outer ends of the three probes contact the central spring base. The control module is used to move the platform horizontally and vertically and rotate it, and controls the clamping device of the moving blade base to clamp the moving blade base; the clamping device of the overtravel spring base to clamp the overtravel spring; the clamping device of the one-end-centered spring to clamp the one-end-centered spring of the moving blade assembly; and the clamping device of the one-end-centered spring base to clamp the one-end-centered spring base of the moving blade assembly.

2. The circuit breaker base assembly apparatus of claim 1, wherein, The mobile platform includes a horizontal telescopic mechanism, a vertical telescopic mechanism, and a rotating mechanism; The horizontal telescopic mechanism includes a horizontal cylinder and a horizontal cylinder rod. The horizontal cylinder drives the horizontal cylinder rod to extend and retract in the horizontal direction. The rotating mechanism is fixed to the far end of the horizontal cylinder rod and moves in the horizontal direction under the drive of the horizontal cylinder. The rotating mechanism includes a motor and a gear transmission mechanism; the motor drives the gear transmission mechanism to rotate, and the output shaft of the gear transmission mechanism is connected to a vertical telescopic mechanism. The vertical telescopic mechanism includes a vertical cylinder and a vertical cylinder rod. The vertical cylinder drives the vertical cylinder rod to extend and retract in the vertical direction. The base is fixed to the far end of the vertical cylinder rod and moves in the vertical direction under the drive of the vertical cylinder. The base has a clamping device for fixing the moving tool base, a clamping device for the overtravel spring base, a clamping device for the spring with one end centered, and a clamping device for the spring base with one end centered.

3. The circuit breaker base assembly apparatus of claim 2, wherein, The clamping device for the moving blade base includes a first telescopic arm, a first claw end spacing adjustment component, a first clamping jaw (721), and a second clamping jaw (722); the first telescopic arm can extend and retract in the horizontal direction, driving the first clamping jaw (721) and the second clamping jaw (722) to move in the horizontal direction; the first claw end spacing adjustment component adjusts the first clamping jaw (721) and the second clamping jaw (722) to move closer to each other or further apart, changing the distance between them.

4. The circuit breaker base assembly apparatus of claim 3, wherein, The clamping device for the overtravel spring base includes a second telescopic arm, a second claw end spacing adjustment component, and a third claw (728) and a fourth claw (729); the second telescopic arm can extend and retract in the horizontal direction, driving the third claw (728) and the fourth claw (729) to move in the horizontal direction; the second claw end spacing adjustment component adjusts the third claw (728) and the fourth claw (729) to move closer to each other or further away, changing the distance between them.

5. The circuit breaker base assembly apparatus of claim 4, wherein, A clamping device with a spring centered at one end includes a third telescopic arm, a third claw end spacing adjustment assembly, a fifth claw (738), a sixth claw (739), and a first rotating assembly; The third telescopic arm can extend and retract in the horizontal direction, driving the fifth gripper (738) and the sixth gripper (739) to move in the horizontal direction; The third claw end spacing adjustment component is used to adjust the spacing between the fifth claw (738) and the sixth claw (739); The fifth jaw (738) and the sixth jaw (739) are arc-shaped on opposite sides, so that the fifth jaw (738) and the sixth jaw (739) can hold the central spring tightly; The first rotating component's shaft rotates under the drive of the motor, causing the fifth gripper (738) and the sixth gripper (739) to adjust the pitch angle.

6. The circuit breaker base assembly apparatus of claim 5, wherein, The control module controls: When it is necessary to clamp the moving blade base, control the horizontal telescopic mechanism of the moving platform to move to the moving blade base production line; control the rotation mechanism so that the clamping device of the moving blade base is above the moving blade base to be clamped; control the rotation mechanism, the first telescopic arm and the vertical telescopic mechanism so that the first jaw (721) and the second jaw (722) are aligned with the moving blade base to be clamped and move downward to both sides of the moving blade base to be clamped; control the first jaw end spacing adjustment component to reduce the spacing between the first jaw (721) and the second jaw (722) to clamp the moving blade base, and control the moving platform to transport the moving blade base to the required position; When it is necessary to clamp the overtravel spring base, control the horizontal telescopic mechanism of the moving platform to move to the overtravel spring base production line; control the rotation mechanism so that the clamping device of the overtravel spring base is above the overtravel spring base to be clamped; control the rotation mechanism, the second telescopic arm and the vertical telescopic mechanism so that the third jaw (728) and the fourth jaw (729) are aligned with the overtravel spring base to be clamped and move downward to both sides of the overtravel spring base to be clamped; control the first jaw end spacing adjustment component to reduce the spacing between the third jaw (728) and the fourth jaw (729) to clamp the overtravel spring base, and control the moving platform to transport the overtravel spring base to the required position; When it is necessary to clamp the centering spring, control the horizontal telescopic mechanism of the moving platform to move to the centering spring production line at one end; control the rotation mechanism so that the clamping device of the centering spring at one end is above the centering spring to be clamped; control the rotation mechanism, the third telescopic arm and the vertical telescopic mechanism so that the fifth jaw (738) and the sixth jaw (739) are aligned with the centering spring to be clamped and move downward to both sides of the centering spring; adjust the first rotation component so that the tilt angle of the fifth jaw (738) and the sixth jaw (739) is consistent with the tilt angle of the centering spring to be clamped; control the first jaw end spacing adjustment component to reduce the spacing between the fifth jaw (738) and the sixth jaw (739) to clamp the centering spring, and control the moving platform to transport the centering spring to the required position; When it is necessary to clamp the centering spring base, control the horizontal telescopic mechanism of the moving platform to move to the centering spring base production line at one end; control the rotation mechanism so that the clamping device of the centering spring base at one end is located above the centering spring base to be clamped; control the rotation mechanism, the fourth telescopic arm, the vertical telescopic mechanism and the second rotation component so that the three probes are aligned with the centering spring base to be clamped; control the first suction cup control box (747) to energize the first electromagnetic suction cup (748) to adsorb the centering spring base, and control the moving platform to transport the centering spring base to the required position.

7. A method of assembling a circuit breaker base using the circuit breaker base assembly apparatus of claim 6, wherein, include: When it is necessary to clamp the moving blade base, control the horizontal telescopic mechanism of the moving platform to move to the moving blade base production line; control the rotation mechanism so that the clamping device of the moving blade base is above the moving blade base to be clamped; control the rotation mechanism, the first telescopic arm and the vertical telescopic mechanism so that the first jaw (721) and the second jaw (722) are aligned with the moving blade base to be clamped and move downward to both sides of the moving blade base to be clamped; control the first jaw end spacing adjustment component to reduce the spacing between the first jaw (721) and the second jaw (722) to clamp the moving blade base, and control the moving platform to transport the moving blade base to the required position; When it is necessary to clamp the overtravel spring base, control the horizontal telescopic mechanism of the moving platform to move to the overtravel spring base production line; control the rotation mechanism so that the clamping device of the overtravel spring base is above the overtravel spring base to be clamped; control the rotation mechanism, the second telescopic arm and the vertical telescopic mechanism so that the third jaw (728) and the fourth jaw (729) are aligned with the overtravel spring base to be clamped and move downward to both sides of the overtravel spring base to be clamped; control the first jaw end spacing adjustment component to reduce the spacing between the third jaw (728) and the fourth jaw (729) to clamp the overtravel spring base, and control the moving platform to transport the overtravel spring base to the required position; When it is necessary to clamp the centering spring, control the horizontal telescopic mechanism of the moving platform to move to the centering spring production line at one end; control the rotation mechanism so that the clamping device of the centering spring at one end is above the centering spring to be clamped; control the rotation mechanism, the third telescopic arm and the vertical telescopic mechanism so that the fifth jaw (738) and the sixth jaw (739) are aligned with the centering spring to be clamped and move downward to both sides of the centering spring; adjust the first rotation component so that the tilt angle of the fifth jaw (738) and the sixth jaw (739) is consistent with the tilt angle of the centering spring to be clamped; control the first jaw end spacing adjustment component to reduce the spacing between the fifth jaw (738) and the sixth jaw (739) to clamp the centering spring, and control the moving platform to transport the centering spring to the required position; When it is necessary to clamp the centering spring base, control the horizontal telescopic mechanism of the moving platform to move to the centering spring base production line at one end; control the rotation mechanism so that the clamping device of the centering spring base at one end is located above the centering spring base to be clamped; control the rotation mechanism, the fourth telescopic arm, the vertical telescopic mechanism and the second rotation component so that the three probes are aligned with the centering spring base to be clamped; control the first suction cup control box (747) to energize the first electromagnetic suction cup (748) to adsorb the centering spring base, and control the moving platform to transport the centering spring base to the required position.

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