CN112927991A

CN112927991A - Miniature circuit breaker assembly line

Info

Publication number: CN112927991A
Application number: CN202110236091.9A
Authority: CN
Inventors: 张辉
Original assignee: Zhejiang Huashu Automation Technology Co ltd
Current assignee: Zhejiang Huashu Automation Technology Co ltd
Priority date: 2021-03-03
Filing date: 2021-03-03
Publication date: 2021-06-08

Abstract

The invention relates to a miniature circuit breaker assembly line which comprises a shell carrier, a main conveying belt, a recovery conveying belt, a carrier recovery device and a carrier feeding device, wherein the shell feeding device, a shell opening unit, an internal assembly unit, a coil skeleton assembly unit, a handle assembly unit, a small U-shaped piece assembly unit, a jump buckle assembly unit, a large U-shaped piece assembly unit, an arc extinguishing cover assembly unit, a screw assembly unit, a visual detection unit, a shell sealing unit and a discharging unit are sequentially arranged on the side surface of the main conveying belt along the transmission direction. By adopting the scheme, the invention provides the miniature circuit breaker assembly line for improving the assembly efficiency.

Description

Miniature circuit breaker assembly line

Technical Field

The invention relates to the field of miniature circuit breaker assembly, in particular to a miniature circuit breaker assembly line.

Background

The miniature circuit breaker is a mechanical switch electric appliance which can connect, bear and break current under normal circuit conditions and can also connect, bear and break current for a certain time under specified abnormal circuit conditions.

In order to improve the assembly efficiency of the miniature circuit breaker, the assembly line is used for assembling internal parts into the shell one by one, and the traditional assembly line has the following defects that firstly, the shell needs to be opened and closed manually, and the assembly smoothness is influenced; secondly, the parts are assembled one by one, so that the assembly efficiency is limited; thirdly, the finished product is detected manually, and certain errors exist.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a miniature circuit breaker assembly line for improving the assembly efficiency.

In order to achieve the purpose, the invention provides the following technical scheme: the device comprises a shell carrier, a main conveying belt for conveying the shell carrier, a recovery conveying belt which is positioned below the main conveying belt and opposite to the conveying direction of the main conveying belt, a carrier recovery device for descending the shell carrier at the tail end of the main conveying belt to the recovery conveying belt and a carrier feeding device for ascending the tail end of the recovery conveying belt to the main conveying belt, wherein the shell feeding device for placing a shell on the shell carrier, a shell opening unit for opening the shell, an inner assembly assembling unit for assembling a bimetal assembly, a lock catch, a lever and a connecting piece and then assembling the bimetal assembly, the lock catch, the lever and the connecting piece on the shell, a coil framework assembly assembling unit for assembling a coil assembly on the shell, a handle assembly assembling unit for assembling the handle assembly on the shell, a small U-shaped piece assembling unit for assembling the small U-shaped piece on the shell, a jump buckle assembling unit for assembling the jump buckle on the shell, the device comprises a large U-shaped piece assembling unit for assembling a large U-shaped piece on a shell, an arc-extinguishing cover assembling unit for assembling an arc-extinguishing cover on the shell, a screw assembly assembling unit for assembling a screw assembly on the shell, a visual detection unit for carrying out visual detection, a shell sealing unit for sealing the shell and a discharging unit for respectively discharging qualified products and unqualified products.

By adopting the technical scheme, the plurality of units are combined to realize the gradual assembly of the miniature circuit breaker, simultaneously, the shell can be automatically opened before the assembly, and the shell can be automatically closed after the assembly is finished, thereby reducing the pause in the assembly process and ensuring the assembly smoothness, in addition, after the assembly step of the shell carrier is finished, finished products are taken away and the tail end of the main conveyer belt is reached, the shell carrier is transferred to the recovery conveyer belt by the carrier recovery device, and then the recovery conveyer belt is transferred to the position corresponding to the head end of the main conveyer belt, the carrier feeding device is transferred to the main conveyer belt to finish the cycle work of the shell carrier, then, the internal assembly unit reasonably utilizes other assembly time of the assembly line to assemble the bimetal assembly, the lock catch, the lever and the connecting piece after the assembly, the assembly efficiency is improved, and finally, the visual detection effect is more, reduce the error and ensure the quality of the finished product.

The invention is further configured to: the inner assembly unit comprises an inner assembly rack, the inner assembly rack is provided with an inner assembly turntable and drives the inner assembly turntable driving device to rotate, the edge of the inner assembly turntable is provided with a plurality of inner assembly assembling seats along the circumferential equal distance, the inner assembly rack is sequentially provided with a lock catch assembling device for arranging a lock catch in the inner assembly assembling seat, a shaft assembling device for inserting a shaft into the lock catch, a lever assembling device for assembling a lever on the shaft, a bimetallic strip assembly assembling device for assembling a bimetallic strip assembly on the shaft, a torsional spring assembling device for assembling a torsional spring on the bimetallic strip assembly, a cylindrical spring assembling device for assembling a cylindrical spring on the lever, a connecting piece assembling device for assembling a connecting piece on the lock catch, a spring driving device for driving the inner assembly turntable to rotate, a plurality of inner assembly assembling seats are arranged on the inner assembly assembling turntable and drive the inner assembly turntable to rotate, the edge, The detection device for detecting the torsion spring and the cylindrical spring and the discharging device for taking the finished product out of the assembly seat of the internal assembly are provided with a finished product conveying belt extending to the main conveying belt.

Through adopting above-mentioned technical scheme, with the automatic assembly step integration in the hasp of bimetallic strip assembly and the relevant torsional spring of bimetallic strip assembly to save the manual work and assemble bimetallic strip assembly in the hasp, the time that the rational utilization assembly line consumed when assembling other parts simultaneously, thereby improve assembly efficiency greatly.

The invention is further configured to: the bimetallic strip assembly assembling device comprises a material tray, an assembling mechanical arm and an assembling platform, wherein the material tray is provided with a material taking groove for placing the bimetallic strip assembly, the assembly platform is provided with a position to be assembled, an assembly position and a material tray recovery position, wherein the position to be assembled is used for stacking material trays and is staggered with the position of the assembly mechanical arm, the assembly position is used for stacking material trays and is opposite to the position of the assembly mechanical arm, the material tray recovery position is used for stacking empty material trays, the front end of the assembling mechanical arm is provided with a first clamping jaw, a second clamping jaw and a third clamping jaw, the first clamping jaw and the second clamping jaw are respectively used for clamping two ends of the bimetallic strip assembly, the bimetallic strip assembly is clamped to the inner assembly assembling seat from the assembling position for assembling, the third clamping jaw is limited to the material taking groove to clamp the material tray, the empty material tray positioned at the assembling position is transferred to the material tray recovery position, the assembling platform is provided with a pushing device for pushing the material tray from the position to be assembled to the assembling position.

By adopting the technical scheme, the inner assembly material tray is used as a carrier of the bimetallic strip assembly, the first clamping jaw and the second clamping jaw are matched to stably clamp the complex structure of the bimetallic strip assembly, so that the transferring and assembling steps are realized, meanwhile, the assembling platform is also provided with a to-be-assembled position, an assembled position and a material tray recovery position, the to-be-assembled position is used for ensuring the timely supplement of the bimetallic strip assembly, the third clamping jaw at the front end of the mechanical arm further integrates the empty material tray transferring function into the mechanical arm, the material tray is timely transferred after each bimetallic strip assembly of the material tray is taken away, and the high efficiency of assembling is ensured.

The invention is further configured to: the pushing device is provided with a push plate located on the other side of the assembly position relative to the assembly position and a push plate side shifting mechanism for driving the push plate to move along the arrangement direction of the assembly position and the assembly position, guide blocks for guiding the movement of the material tray are respectively arranged on two sides of the assembly position and the assembly position, a limiting block in limiting fit with the material tray is arranged on the other side of the assembly platform located on the assembly position relative to the assembly position, a lifting plate supported at the bottom of the material tray and a lifting driving mechanism for driving the lifting plate to lift are arranged on the assembly platform located on the assembly position, and the guide blocks and the limiting block extend upwards to form a lifting channel for lifting the material feeding tray.

Through adopting above-mentioned technical scheme, the guide block cooperation stopper, guarantee that the push pedal can accurately target in place when stably promoting two dishes from waiting assembly position to assembly position, guarantee that assembly position's charging tray can be quick after tak away, replenish subsequent bimetallic strip assembly, the charging tray that piles up can rise automatically after the empty charging tray that lies in the topmost is tak away, reduce the range of movement that the arm was taking off a bimetallic strip assembly, thereby improve assembly efficiency, rational utilization guide block and stopper 4635, extend and form ascending channel, improve the stability of charging tray at the in-process that rises.

The invention is further configured to: the torsion spring assembling device comprises a torsion spring vibration disc, a torsion spring transmission track, a torsion spring transfer clamping jaw, a transfer clamping jaw displacement mechanism, a counterpoint seat displacement mechanism and a torsion spring stamping mechanism, one end of the torsional spring transmission track is connected with the discharging position of the torsional spring vibration disc, the other end is used as the torsional spring feeding end, a torsional spring direct vibration which drives the torsional spring to move along the torsional spring transmission track is arranged below the torsional spring transmission track, the aligning seat is vertically provided with an aligning groove for placing the torsion spring in a penetrating way, the aligning groove is provided with an aligning gap corresponding to the end part of the torsion spring, the torsion spring transfer clamping jaw moves under the driving of the transfer clamping jaw displacement mechanism to clamp the torsion spring at the feeding end of the torsion spring to the alignment groove, the aligning seat moves under the driving of the aligning seat displacement mechanism, so that the aligning seat moves to the upper part of the inner assembly assembling seat, the torsion spring punching mechanism is provided with a torsion spring punch for punching the torsion spring into the inner assembly assembling seat in a driving mode.

Through adopting above-mentioned technical scheme, for the assembly accuracy of assurance torsional spring, earlier carry out circumference by the counterpoint groove at the torsional spring clamping jaw before will, in the subassembly of assembly seat is gone into by the torsional spring drift again to guarantee the assembly success rate.

The invention is further configured to: the coil skeleton component assembly unit comprises a coil skeleton component assembly rack, the coil skeleton component assembly rack is provided with a coil skeleton component assembly turntable and a coil skeleton component assembly turntable driving device for driving the coil skeleton component assembly turntable to rotate, the edge of the coil skeleton component assembly turntable is provided with a plurality of coil skeleton component assembly seats at equal intervals along the circumferential direction, the coil skeleton component assembly rack is sequentially provided with a static assembly device for assembling a static assembly on the coil skeleton component assembly seats, a static assembly detection device for detecting the static assembly on the coil skeleton component assembly seats, an iron core assembly device for assembling an iron core on the iron core coil skeleton component assembly seats, a wiring terminal assembly device for assembling a wiring terminal component on the iron core coil skeleton component assembly seats, a wiring terminal assembly device for assembling the wiring terminal on the wiring terminal assembly seats, a, The coil frame assembly discharging device comprises a binding post extruding device for installing the binding post in place, a binding post detecting device for detecting the binding post in place and a coil frame assembly discharging device for assembling the coil frame assembly on the shell carrier.

By adopting the technical scheme, the coil framework assembly unit can quickly and efficiently assemble the high-quality coil framework assembly, and the whole assembly efficiency is effectively improved by matching with a production line.

The invention is further configured to: handle components assembly unit include handle components assembly frame, handle components assembly frame be provided with handle components assembly carousel and drive handle components assembly carousel drive arrangement that the dish is rotatory, the edge of handle components assembly carousel be provided with a plurality of handle components assembly seats along circumference equidistance, handle components assembly frame around handle components assembly carousel along handle components assembly seat transmission direction set gradually with the handle assemble in the handle components assembly seat handle assembly device, with the handle spring assemble in the handle springs assembly device of handle components assembly seat, with the handle springs of handle springs screw in handle spring detection device, detect the handle springs of handle springs installation and arrive in place and assemble the handle components in the handle components discharging device of casing carrier.

By adopting the technical scheme, the handle assembly unit can be used for assembling the handle assembly with high quality quickly and efficiently, and the whole assembly efficiency is effectively improved by matching with a production line.

The invention is further configured to: the shell closing unit and the shell opening unit respectively comprise an opening and closing clamping jaw and an opening and closing driving device for driving the opening and closing clamping jaw to move vertically along the main conveying belt.

Through adopting above-mentioned technical scheme, form opening and sealing of casing by the vertical removal of the clamping jaw that opens and shuts, longitudinal movement then can make the casing of separation arrange one side in or from this side dress back, guarantees the stable assembly of casing, saves the manual work and opens and shut casing, drawback that assembly efficiency is low.

The invention is further configured to: the carrier feeding device comprises a carrier feeding platform, a feeding driving device, a first feeding pushing part and a second feeding pushing part, wherein the carrier feeding platform is located on the side face of the main conveying belt and is driven by the feeding driving device to lift, the first feeding pushing part is flush with the recovery conveying belt in height and located on the other side, opposite to the carrier feeding platform, of the recovery conveying belt, a shell carrier located on the recovery conveying belt is pushed into the carrier feeding platform, the second feeding pushing part is flush with the main conveying belt in height and located on the other side, opposite to the main conveying belt, of the carrier feeding platform, and the shell carrier located on the carrier feeding platform is pushed into the main conveying belt.

Through adopting above-mentioned technical scheme, by carrier material loading platform as the transfer position, accept the casing carrier of retrieving the conveyer belt earlier, vertical transfer to main conveyer belt again to be used for the assembly process along main conveyer belt, make the assembly step more smooth and easy, continuous, high-efficient.

The invention is further configured to: the carrier recovery device comprises a carrier recovery platform, a recovery driving device, a first recovery pushing member and a second recovery pushing member, wherein the carrier recovery platform is located on the side face of the main conveying belt and is driven by the recovery driving device to lift, the first recovery pushing member is flush with the main conveying belt and located on the other side, opposite to the carrier recovery platform, of the main conveying belt, a shell carrier located on the main conveying belt is pushed into the carrier recovery platform, the second recovery pushing member is flush with the recovery conveying belt and located on the other side, opposite to the recovery conveying belt, of the carrier recovery platform, and the shell carrier located on the carrier recovery platform is pushed into the recovery conveying belt.

By adopting the technical scheme, the carrier recovery platform is used as a transfer position to firstly receive the shell carrier of the main conveying belt and then vertically transfer the shell carrier to the recovery conveying belt, so that the shell carrier returns to the head end of the main conveying belt along the direction opposite to that of the main conveying belt, and the assembly steps are smoother, continuous and efficient.

Drawings

FIG. 1 is a top view of an embodiment of the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is an enlarged view of B in FIG. 1;

FIG. 4 is a perspective view of a main conveyor belt, a recovery conveyor belt, a carrier recovery device, and a carrier loading device according to an embodiment of the present invention;

FIG. 5 is a perspective view of an interior assembly attachment unit in accordance with an embodiment of the present invention;

FIG. 6 is a perspective view of a bi-metallic strip assembly mounting arrangement in accordance with an embodiment of the present invention;

FIG. 7 is a perspective view of a torsion spring assembly device in accordance with an embodiment of the present invention;

FIG. 8 is an enlarged view of C in FIG. 7;

FIG. 9 is a perspective view of a bobbin assembly unit in accordance with an embodiment of the present invention;

FIG. 10 is a perspective view of a handle assembly unit in accordance with an embodiment of the present invention;

fig. 11 is an enlarged view of D in fig. 4.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in figures 1-11, the invention discloses a miniature circuit breaker assembly line, which comprises a shell carrier 1, a main conveyer belt 11 for conveying the shell carrier 1, a recovery conveyer belt 12 which is positioned below the main conveyer belt 11 and is opposite to the conveying direction of the main conveyer belt 11, a carrier recovery device 13 for lowering the shell carrier 1 at the tail end of the main conveyer belt 11 to the recovery conveyer belt 12 and a carrier feeding device 14 for raising the tail end of the recovery conveyer belt 12 to the main conveyer belt 11, wherein the side surface of the main conveyer belt along the conveying direction is sequentially provided with a shell feeding device 2 for placing a shell on the shell carrier 1, a shell opening unit 3 for opening the shell, an inner assembly unit 4 for assembling a bimetal assembly, a lock catch, a lever and a connecting piece to the shell, a coil skeleton assembly unit 5 for assembling a coil assembly to the shell, a handle assembly unit 6 for assembling the handle assembly to the shell, a handle assembly, A small U-shaped piece assembling unit 71 for assembling a small U-shaped piece on a shell, a jump buckle assembling unit 72 for assembling a jump buckle on the shell, a large U-shaped piece assembling unit 73 for assembling a large U-shaped piece on the shell, an arc-extinguishing cover assembling unit 74 for assembling an arc-extinguishing cover on the shell, a screw component assembling unit 75 for assembling a screw component on the shell, a visual detection unit 76 for visual detection, a shell closing unit 78 for closing the shell and a discharging unit 77 for respectively discharging qualified products and unqualified products, wherein the discharging unit 77 transfers finished products to different positions by a discharging clamping jaw so as to realize different discharging of the qualified products and the unqualified products, the units are combined to realize the gradual assembling of the miniature circuit breaker, meanwhile, the shell can be automatically opened before the assembling, the shell can be automatically closed after the assembling is finished, so that the pause in the assembling process is reduced, and the assembling smoothness is ensured, in addition, after the assembly step of the shell carrier is completed, finished products are taken away, and the shell carrier reaches the tail end of the main conveying belt, the carrier is transferred to the recovery conveying belt 12 through the carrier recovery device 13, then transferred to a position corresponding to the head end of the main conveying belt through the recovery conveying belt 12, and transferred to the main conveying belt through the carrier feeding device 14, so that the cycle work of the shell carrier is completed, then, the internal assembly unit 4 reasonably utilizes the other assembly time of the assembly line, and the assembly is performed after the assembly of the bimetal assembly, the lock catch, the lever and the connecting piece, so that the assembly efficiency is improved, and finally, the visual detection unit 76 is matched, so that the detection effect is more.

The inner assembly assembling unit 4 comprises an inner assembly assembling rack 41, the inner assembly assembling rack 41 is provided with an inner assembly assembling turntable 42 and an inner assembly assembling turntable driving device for driving the inner assembly assembling turntable to rotate, the inner assembly assembling turntable driving device is an index plate driven by a motor, the edge of the inner assembly assembling turntable 42 is provided with a plurality of inner assembly assembling seats 421 at equal intervals along the circumferential direction, the inner assembly assembling rack 41 is sequentially provided with a lock catch assembling device 43 for arranging a lock catch on the inner assembly assembling seats 421, a shaft assembling device 44 for inserting a shaft into the lock catch, a lever assembling device 45 for assembling the lever on the shaft, a bimetallic assembly assembling device 46 for assembling the bimetallic assembly on the shaft, a torsional spring assembling device 47 for assembling a torsional spring on the bimetallic assembly, The assembling device 48 for assembling the cylindrical spring on the lever, the assembling device 49 for assembling the connecting piece on the lock catch, the spring detection device 40 for detecting the torsional spring and the cylindrical spring, and the internal assembly discharging device 401 for taking the finished product out of the internal assembly assembling seat 421, the internal assembly discharging device 401 is provided with a finished product conveying belt 402 extending to the main conveying belt, the transfer and assembly of the finished product between the finished product conveying belt 402 and the main conveying belt are realized manually, the automatic assembling steps of the bimetallic strip assembly and the torsional spring related to the bimetallic strip assembly are integrated on the lock catch, thereby saving the manual assembling of the bimetallic strip assembly on the lock catch, simultaneously reasonably utilizing the consumed time of the assembly line when other components are assembled, and greatly improving the assembling efficiency.

The bimetal assembly assembling device 46 comprises a material tray 461, an assembling mechanical arm 462 and an assembling platform 463, wherein the material tray 461 is provided with a material taking groove 4611 for placing the bimetal assembly, the assembling platform 463 is provided with a position to be assembled 4631 for stacking the material tray 461 and staggered with the assembling mechanical arm 462, an assembling position 4632 for stacking the material tray 461 and opposite to the assembling mechanical arm 462 and a material tray recovery position 4633 for stacking the empty material tray 461, the front end of the assembling mechanical arm 462 is provided with a first clamping jaw 4621, a second clamping jaw 4622 and a third clamping jaw 4623, the first clamping jaw 4621 and the second clamping jaw 4622 are respectively used for clamping two ends of the bimetal assembly and clamping the bimetal assembly onto the inner assembly assembling seat 421 from the assembling position 4632 for assembling, the third clamping jaw 4623 is limited on the material taking groove 4611 to clamp the material tray 461, the empty material tray 461 positioned at the assembling position 4632 is transferred to the recovery position 4633, the assembling platform 463 is provided with a pushing device 464 for pushing the material tray 461 from the position 4631 to be assembled to the assembling position 4632, the material tray 461 in the internal assembly is used as a carrier of the bimetallic strip assembly, and the complex structure of the bimetallic strip assembly is stably clamped by the way that the first clamping jaw 4621 and the second clamping jaw 4622 are matched, so that the transferring and assembling steps are realized.

The pushing device 464 is provided with a push plate 4641 which is positioned on the other side of the position to be assembled 4631 relative to the assembling position 4632 and a push plate lateral moving mechanism 4642 which drives the push plate 4641 to move along the arrangement direction of the position to be assembled 4631 and the assembling position 4632, two sides of the position to be assembled 4631 and the assembling position 4632 are respectively provided with a guide block 4634 which guides the movement of the tray 461, the assembling platform 463 is positioned on the other side of the assembling position 4632 relative to the position to be assembled 4631 and is provided with a limit block 4635 which is in limit fit with the tray 461, the assembling platform 463 is positioned on the assembling position 4632 and is provided with a lifting plate 4636 which is supported at the bottom of the tray 461 and a lifting driving mechanism 4637 which drives the lifting plate 4636 to lift up and down, the lifting driving mechanism 4637 is preferably a cylinder, the guide block 4634 and the limit block 4635 extend upwards to form a lifting channel 4638 which is used for lifting up the feeding tray 461, the guide block, the tray 461 at the assembly position 4632 can be quickly supplemented with the subsequent bimetallic strip assembly after being taken away, the stacked trays 461 can automatically rise after the empty tray 461 at the uppermost end is taken away, the moving range of the mechanical arm for taking off the bimetallic strip assembly is reduced, the assembly efficiency is improved, the guide block 4634 and the limiting block 4635 are reasonably utilized, the rising channel 4638 is formed in an extending mode, and the stability of the tray 461 in the rising process is improved.

The torsion spring assembling device 47 comprises a torsion spring vibration disc 471, a torsion spring transmission track 472, torsion spring transfer clamping jaws 473, a transfer clamping jaw displacement mechanism 474, a contraposition seat 475, a contraposition seat displacement mechanism 476 and a torsion spring stamping mechanism 477, wherein the transfer clamping jaw displacement mechanism 474 adopts an existing XZ-axis moving device, the contraposition seat displacement mechanism 476 adopts an existing YZ-axis moving device, one end of the torsion spring transmission track 472 is connected with the discharging position of the torsion spring vibration disc 471, the other end of the torsion spring transmission track is used as a torsion spring feeding end 4721, a torsion spring direct vibration 4722 for driving the torsion spring to move along the torsion spring transmission track 472 is arranged below the torsion spring transmission track 472, a contraposition groove 4751 for placing the torsion spring is vertically arranged in a penetrating manner, the contraposition groove 4751 corresponds to the end of the torsion spring and is provided with a contraposition gap 4752, the torsion spring transfer clamping jaws 473 are driven by the transfer clamping jaw displacement mechanism 474 to move, and clamp, counterpoint seat 475 moves under counterpoint seat displacement mechanism 476 drives, make counterpoint seat 475 remove to inside assembly seat 421 top, torsional spring punching press mechanism 477 drive is provided with torsional spring drift 4771 with the torsional spring punching press to inside assembly seat 421, torsional spring punching press mechanism 477 selects the cylinder, for the assembly accuracy of guaranteeing the torsional spring, earlier carry out the circumference by counterpoint groove 4751 before the torsional spring clamping jaw will be, again by torsional spring drift 4771 rush into in the subassembly of assembly seat, thereby guarantee the assembly success rate.

The coil skeleton component assembly unit 5 comprises a coil skeleton component assembly rack 51, the coil skeleton component assembly rack 51 is provided with a coil skeleton component assembly turntable 52 and a coil skeleton component assembly turntable driving device for driving the coil skeleton component assembly turntable to rotate, the coil skeleton component assembly turntable driving device selects an index plate driven by a motor, the edge of the coil skeleton component assembly turntable 52 is circumferentially provided with a plurality of coil skeleton component assembly seats 521 at equal intervals, the coil skeleton component assembly rack 51 is sequentially provided with a static assembly device 53 for assembling a static assembly on the coil skeleton component assembly seat 521, a static assembly detection device 54 for detecting the static assembly on the coil skeleton component assembly seat 521, an iron core assembly device 55 for assembling an iron core on the iron core coil skeleton component assembly seat 521, an iron core assembly device 55 for driving the iron core to rotate, With terminal assembly 56 of terminal subassembly assembly in iron core coil skeleton subassembly mount 521, with terminal extrusion device 57 that the terminal installation targets in place, detect terminal detection device 58 that the terminal installation targets in place and assemble the coil skeleton subassembly in the coil skeleton subassembly discharging device 59 of casing carrier 1, by coil skeleton subassembly assembly unit 5 can be fast, the high-quality coil skeleton subassembly of efficient equipment, the cooperation assembly line effectively provides whole assembly efficiency.

The handle assembly assembling unit 6 comprises a handle assembly assembling rack 61, the handle assembly assembling rack 61 is provided with a handle assembly assembling rotating disc 62 and a handle assembly assembling rotating disc 62 driving device for driving the handle assembly assembling rotating disc to rotate, the handle assembly assembling rotating disc driving device selects an index disc driven by a motor, the edge of the handle assembly assembling rotating disc 62 is provided with a plurality of handle assembly assembling seats 621 at equal intervals along the circumferential direction, the handle assembly assembling rack 61 is sequentially provided with a handle assembling device 63 for assembling a handle on the handle assembly assembling seat 621, a handle spring assembling device 64 for assembling a handle spring on the handle assembly assembling seat 621, a handle spring screwing device 65 for screwing the handle spring into the handle, a handle spring detecting device 66 for detecting the mounting position of the handle spring and a handle assembly discharging device 67 for assembling the handle assembly on the shell carrier 1 along the transmission direction of the handle assembly assembling seats 621 around the handle assembly assembling rotating disc 62, the handle assembly unit 6 can be used for quickly and efficiently assembling the handle assembly with high quality, and the whole assembly efficiency is effectively improved in cooperation with a production line.

The casing seals unit 78 and the unit 3 is opened to the casing and all includes the clamping jaw 31 that opens and shuts and the drive arrangement 32 that opens and shuts of the clamping jaw 31 along main conveyer belt and vertical movement that opens and shuts, drive arrangement 32 that opens and shuts adopts current YZ axle mobile device, form opening and sealing of casing by the vertical movement of the clamping jaw 31 that opens and shuts, longitudinal movement then can make the casing of separation arrange one side in or from this side dress back, guarantee the stable assembly of casing, save the manual work casing that opens and shuts, the drawback that assembly efficiency is low.

The carrier loading device 14 comprises a carrier loading platform 141, a loading driving device 142, a first loading pushing part 143 and a second loading pushing part 144, wherein the carrier loading platform 141 is located on the side surface of the main conveyor belt and is driven by the loading driving device 142 to lift, the first loading pushing part 143 is flush with the recovery conveyor belt 12 and is located on the other side of the recovery conveyor belt 12 opposite to the carrier loading platform 141, a shell carrier located on the recovery conveyor belt 12 is pushed into the carrier loading platform 141, the second loading pushing part 144 is flush with the main conveyor belt 11 and is located on the other side of the carrier loading platform 141 opposite to the main conveyor belt 11, a shell carrier located on the carrier loading platform 141 is pushed into the main conveyor belt 11, the carrier loading platform 141 serves as a transfer position to firstly receive the shell carrier of the recovery conveyor belt 12 and then vertically transfer to the main conveyor belt, so that the shell carrier along the main conveyor belt is used for an assembly process, the assembly steps are smoother, more continuous and more efficient, and the first feeding pushing member 143 and the second feeding pushing member 144 select cylinders.

The carrier recovery device 13 comprises a carrier recovery platform 131, a recovery driving device 132, a first recovery pushing member 133 and a second recovery pushing member 134, wherein the carrier recovery platform 131 is positioned on the side surface of the main conveyor belt and driven by the recovery driving device 132 to lift, the first recovery pushing member 133 is flush with the main conveyor belt and positioned on the other side of the main conveyor belt relative to the carrier recovery platform 131, a shell carrier positioned on the main conveyor belt is pushed into the carrier recovery platform 131, the second recovery pushing member 134 is flush with the recovery conveyor belt 12 and positioned on the other side of the carrier recovery platform 131 relative to the recovery conveyor belt 12, the shell carrier positioned on the carrier recovery platform 131 is pushed into the recovery conveyor belt 12, the carrier recovery platform 131 is used as a transfer position to firstly receive the shell carrier of the main conveyor belt and then vertically transfer to the recovery conveyor belt 12, so as to return to the head end of the main conveyor, the assembly steps are smoother, continuous and efficient, and the first recovery pushing member 133 and the second recovery pushing member 134 select cylinders.

In addition, the devices and mechanisms which are not described in detail above are all realized by adopting the existing structures.

Claims

1. The utility model provides a miniature circuit breaker assembly line which characterized in that: the device comprises a shell carrier, a main conveying belt for conveying the shell carrier, a recovery conveying belt which is positioned below the main conveying belt and opposite to the conveying direction of the main conveying belt, a carrier recovery device for descending the shell carrier at the tail end of the main conveying belt to the recovery conveying belt and a carrier feeding device for ascending the tail end of the recovery conveying belt to the main conveying belt, wherein the shell feeding device for placing a shell on the shell carrier, a shell opening unit for opening the shell, an inner assembly assembling unit for assembling a bimetal assembly, a lock catch, a lever and a connecting piece and then assembling the bimetal assembly, the lock catch, the lever and the connecting piece on the shell, a coil framework assembly assembling unit for assembling a coil assembly on the shell, a handle assembly assembling unit for assembling the handle assembly on the shell, a small U-shaped piece assembling unit for assembling the small U-shaped piece on the shell, a jump buckle assembling unit for assembling the jump buckle on the shell, the device comprises a large U-shaped piece assembling unit for assembling a large U-shaped piece on a shell, an arc-extinguishing cover assembling unit for assembling an arc-extinguishing cover on the shell, a screw assembly assembling unit for assembling a screw assembly on the shell, a visual detection unit for carrying out visual detection, a shell sealing unit for sealing the shell and a discharging unit for respectively discharging qualified products and unqualified products.

2. The miniature circuit breaker assembly line of claim 1, wherein: the inner assembly unit comprises an inner assembly rack, the inner assembly rack is provided with an inner assembly turntable and drives the inner assembly turntable driving device to rotate, the edge of the inner assembly turntable is provided with a plurality of inner assembly assembling seats along the circumferential equal distance, the inner assembly rack is sequentially provided with a lock catch assembling device for arranging a lock catch in the inner assembly assembling seat, a shaft assembling device for inserting a shaft into the lock catch, a lever assembling device for assembling a lever on the shaft, a bimetallic strip assembly assembling device for assembling a bimetallic strip assembly on the shaft, a torsional spring assembling device for assembling a torsional spring on the bimetallic strip assembly, a cylindrical spring assembling device for assembling a cylindrical spring on the lever, a connecting piece assembling device for assembling a connecting piece on the lock catch, a spring driving device for driving the inner assembly turntable to rotate, a plurality of inner assembly assembling seats are arranged on the inner assembly assembling turntable and drive the inner assembly turntable to rotate, the edge, The detection device for detecting the torsion spring and the cylindrical spring and the discharging device for taking the finished product out of the assembly seat of the internal assembly are provided with a finished product conveying belt extending to the main conveying belt.

3. The miniature circuit breaker assembly line of claim 2, wherein: the bimetallic strip assembly assembling device comprises a material tray, an assembling mechanical arm and an assembling platform, wherein the material tray is provided with a material taking groove for placing the bimetallic strip assembly, the assembly platform is provided with a position to be assembled, an assembly position and a material tray recovery position, wherein the position to be assembled is used for stacking material trays and is staggered with the position of the assembly mechanical arm, the assembly position is used for stacking material trays and is opposite to the position of the assembly mechanical arm, the material tray recovery position is used for stacking empty material trays, the front end of the assembling mechanical arm is provided with a first clamping jaw, a second clamping jaw and a third clamping jaw, the first clamping jaw and the second clamping jaw are respectively used for clamping two ends of the bimetallic strip assembly, the bimetallic strip assembly is clamped to the inner assembly assembling seat from the assembling position for assembling, the third clamping jaw is limited to the material taking groove to clamp the material tray, the empty material tray positioned at the assembling position is transferred to the material tray recovery position, the assembling platform is provided with a pushing device for pushing the material tray from the position to be assembled to the assembling position.

4. A miniature circuit breaker assembly line as set forth in claim 3, wherein: the pushing device is provided with a push plate located on the other side of the assembly position relative to the assembly position and a push plate side shifting mechanism for driving the push plate to move along the arrangement direction of the assembly position and the assembly position, guide blocks for guiding the movement of the material tray are respectively arranged on two sides of the assembly position and the assembly position, a limiting block in limiting fit with the material tray is arranged on the other side of the assembly platform located on the assembly position relative to the assembly position, a lifting plate supported at the bottom of the material tray and a lifting driving mechanism for driving the lifting plate to lift are arranged on the assembly platform located on the assembly position, and the guide blocks and the limiting block extend upwards to form a lifting channel for lifting the material feeding tray.

5. The miniature circuit breaker assembly line of claim 2, wherein: the torsion spring assembling device comprises a torsion spring vibration disc, a torsion spring transmission track, a torsion spring transfer clamping jaw, a transfer clamping jaw displacement mechanism, a counterpoint seat displacement mechanism and a torsion spring stamping mechanism, one end of the torsional spring transmission track is connected with the discharging position of the torsional spring vibration disc, the other end is used as the torsional spring feeding end, a torsional spring direct vibration which drives the torsional spring to move along the torsional spring transmission track is arranged below the torsional spring transmission track, the aligning seat is vertically provided with an aligning groove for placing the torsion spring in a penetrating way, the aligning groove is provided with an aligning gap corresponding to the end part of the torsion spring, the torsion spring transfer clamping jaw moves under the driving of the transfer clamping jaw displacement mechanism to clamp the torsion spring at the feeding end of the torsion spring to the alignment groove, the aligning seat moves under the driving of the aligning seat displacement mechanism, so that the aligning seat moves to the upper part of the inner assembly assembling seat, the torsion spring punching mechanism is provided with a torsion spring punch for punching the torsion spring into the inner assembly assembling seat in a driving mode.

6. The miniature circuit breaker assembly line of claim 1, wherein: the coil skeleton component assembly unit comprises a coil skeleton component assembly rack, the coil skeleton component assembly rack is provided with a coil skeleton component assembly turntable and a coil skeleton component assembly turntable driving device for driving the coil skeleton component assembly turntable to rotate, the edge of the coil skeleton component assembly turntable is provided with a plurality of coil skeleton component assembly seats at equal intervals along the circumferential direction, the coil skeleton component assembly rack is sequentially provided with a static assembly device for assembling a static assembly on the coil skeleton component assembly seats, a static assembly detection device for detecting the static assembly on the coil skeleton component assembly seats, an iron core assembly device for assembling an iron core on the iron core coil skeleton component assembly seats, a wiring terminal assembly device for assembling a wiring terminal component on the iron core coil skeleton component assembly seats, a wiring terminal assembly device for assembling the wiring terminal on the wiring terminal assembly seats, a, The coil frame assembly discharging device comprises a binding post extruding device for installing the binding post in place, a binding post detecting device for detecting the binding post in place and a coil frame assembly discharging device for assembling the coil frame assembly on the shell carrier.

7. The miniature circuit breaker assembly line of claim 1, wherein: handle components assembly unit include handle components assembly frame, handle components assembly frame be provided with handle components assembly carousel and drive handle components assembly carousel drive arrangement that the dish is rotatory, the edge of handle components assembly carousel be provided with a plurality of handle components assembly seats along circumference equidistance, handle components assembly frame around handle components assembly carousel along handle components assembly seat transmission direction set gradually with the handle assemble in the handle components assembly seat handle assembly device, with the handle spring assemble in the handle springs assembly device of handle components assembly seat, with the handle springs of handle springs screw in handle spring detection device, detect the handle springs of handle springs installation and arrive in place and assemble the handle components in the handle components discharging device of casing carrier.

8. The miniature circuit breaker assembly line of claim 1, wherein: the shell closing unit and the shell opening unit respectively comprise an opening and closing clamping jaw and an opening and closing driving device for driving the opening and closing clamping jaw to move vertically along the main conveying belt.

9. The miniature circuit breaker assembly line of claim 1, wherein: the carrier feeding device comprises a carrier feeding platform, a feeding driving device, a first feeding pushing part and a second feeding pushing part, wherein the carrier feeding platform is located on the side face of the main conveying belt and is driven by the feeding driving device to lift, the first feeding pushing part is flush with the recovery conveying belt in height and located on the other side, opposite to the carrier feeding platform, of the recovery conveying belt, a shell carrier located on the recovery conveying belt is pushed into the carrier feeding platform, the second feeding pushing part is flush with the main conveying belt in height and located on the other side, opposite to the main conveying belt, of the carrier feeding platform, and the shell carrier located on the carrier feeding platform is pushed into the main conveying belt.

10. The miniature circuit breaker assembly line of claim 1, wherein: the carrier recovery device comprises a carrier recovery platform, a recovery driving device, a first recovery pushing member and a second recovery pushing member, wherein the carrier recovery platform is located on the side face of the main conveying belt and is driven by the recovery driving device to lift, the first recovery pushing member is flush with the main conveying belt and located on the other side, opposite to the carrier recovery platform, of the main conveying belt, a shell carrier located on the main conveying belt is pushed into the carrier recovery platform, the second recovery pushing member is flush with the recovery conveying belt and located on the other side, opposite to the recovery conveying belt, of the carrier recovery platform, and the shell carrier located on the carrier recovery platform is pushed into the recovery conveying belt.