CN112605655A

CN112605655A - Automatic magic cube assembling line

Info

Publication number: CN112605655A
Application number: CN202011492034.9A
Authority: CN
Inventors: 陈灿华; 黄国军; 赵子春; 朱彬彬; 许江铭
Original assignee: World Precision Manufacturing Dongguan Co Ltd
Current assignee: World Precision Manufacturing Dongguan Co Ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-04-06
Anticipated expiration: 2040-12-15
Also published as: CN112605655B

Abstract

The invention discloses an automatic magic cube assembling line, which comprises a general assembling machine, a top layer assembling machine, an intermediate layer assembling machine, a bottom layer assembling machine and a central component assembling machine, wherein the top layer assembling machine, the intermediate layer assembling machine and the bottom layer assembling machine are arranged on the periphery of the general assembling machine, the central component assembling machine is used for assembling central blocks, the central blocks are correspondingly assembled on four connecting arms which are vertical to a cross connecting shaft to form a central component, the intermediate layer assembling machine is used for respectively assembling a prism block between every two adjacent central blocks on the central component to form the intermediate layer of a magic cube, the top layer assembling machine and the bottom layer assembling machine are respectively used for correspondingly splicing the four prism blocks and the four corner blocks into a top layer and a bottom layer of the magic cube, the general assembling machine correspondingly assembles the top layer and the bottom layer on the intermediate layer from the top side and the bottom side of the intermediate layer, and, the automatic magic cube assembling line is simple in structure, reasonable in layout, high in assembling precision and efficient.

Description

Automatic magic cube assembling line

Technical Field

The invention relates to the technical field of magic cube assembly, in particular to an automatic magic cube assembly line for assembling magic cubes.

Background

The magic cube is an intelligence-benefiting toy which can realize the splicing of the colors of the designated faces through rotation, is usually made of plastic materials and can be divided into a second-order magic cube, a third-order magic cube, a fourth-order magic cube and a multi-order magic cube according to different orders, wherein the third-order magic cube is a cube, each coordinate axis direction is divided into a top layer, a middle layer and a bottom layer, each layer can freely rotate, and the positions of small cube blocks on the cube are changed through the rotation of the layers. The main structure of the third-order magic cube generally comprises 1 cross connecting shaft with 6 connecting arms vertical to each other, 6 central blocks rotatably connected to the 6 connecting arms of the cross connecting shaft, 12 edge blocks and 8 corner blocks which are clamped with the central blocks and rotatably matched with the central blocks. The magic cube is usually required to be combined and assembled layer by layer in the production process of the magic cube, wherein corner blocks and edge blocks of part of the magic cube are correspondingly formed by splicing corner seats and edge seats with required shapes and sizes, the edge blocks formed by splicing 2 edge seats and the corner blocks formed by splicing 3 corner seats are relatively small in whole, accurate alignment assembly can be realized according to a certain assembly angle square, and the corner seats and the edge seats are not standard components with regular shapes, so that the assembly efficiency is low and the assembly precision cannot be effectively guaranteed due to the fact that manual operation is mostly adopted for assembly of the corner blocks and the edge blocks at present. Moreover, when the assembled corner blocks and the assembled edge blocks are transferred to the existing equipment for assembling the middle layer, the top layer or the bottom layer, angle adjustment and positioning integration are required again, so that the assembling time is prolonged, and the production efficiency is reduced.

Therefore, there is a need for an automatic magic cube assembling line which can achieve automation, has a simple structure, high assembling precision and high efficiency, and overcomes the above problems.

Disclosure of Invention

The invention aims to provide an automatic magic cube assembly line which can realize automatic assembly operation, has a simple structure and high assembly precision and is efficient.

In order to achieve the purpose, the invention discloses an automatic magic cube assembling line which comprises a general assembly machine, a top layer assembling machine, a middle layer assembling machine, a bottom layer assembling machine and a central component assembling machine, wherein the top layer assembling machine, the middle layer assembling machine and the bottom layer assembling machine are arranged on the periphery of the general assembly machine; the central component assembling machine is used for correspondingly assembling the spring and the screw on the central seat to form a central block main body, respectively assembling a central block main body on four vertical connecting arms of the cross connecting shaft, sealing a port of the central seat through an end cover to form a central component and transmitting the central component towards the direction of the middle layer assembling machine; the middle layer assembling machine is used for assembling two edge seats into one group into an edge block and also used for assembling one edge block between every two adjacent center blocks on the center assembly to form a middle layer of the magic cube and transmitting the middle layer towards the direction of the assembling machine; the top layer assembling machine and the bottom layer assembling machine respectively assemble two edge bases into an edge block in a group, respectively assemble three corner bases into a corner block in a group, respectively correspondingly splice the four edge blocks and the four corner blocks into a top layer and a bottom layer of a magic cube, and respectively transmit the top layer and the bottom layer towards the direction of the general assembling machine; the general assembly machine is used for correspondingly assembling the top layer and the bottom layer on the middle layer from the top side and the bottom side of the middle layer respectively, is also used for correspondingly assembling the spring and the screw on the center seat to form a center block main body, correspondingly press-connects the two center block main bodies on the other two connecting arms of the cross connecting shaft from the center reserved positions of the top layer and the bottom layer one by one, and correspondingly seals ports of the two center seats through the two end covers to form the magic cube.

Compared with the prior art, the automatic magic cube assembling line firstly assembles springs and screws on a center seat through a center assembly assembling machine to form a center block main body, then assembles the four center block main bodies on four connecting arms of a cross connecting shaft, seals a port of the center seat through an end cover to form a center assembly, then assembles a prism seat into prism blocks through a middle layer assembling machine, and assembles the four prism blocks between the center blocks of the center assembly to form a middle layer of the magic cube; the top layer assembling machine and the bottom layer assembling machine respectively assemble the edge seats into edge blocks, respectively assemble the angle seats into angle blocks, and respectively correspondingly splice the four angle blocks and the four edge blocks into a top layer and a bottom layer of the magic cube, so that the assembly machine can assemble the top layer and the bottom layer onto the middle layer, and the assembly machine also correspondingly assembles a spring and a screw onto the center seat to form a center block main body, and two center block main bodies are correspondingly pressed on the other two connecting arms of the cross connecting shaft from the center reserved positions of the top layer and the bottom layer one by one, and the ports of the two center seats are correspondingly sealed by two end covers to form the magic cube. The whole assembly line is compact in structure and reasonable in layout, and assembly efficiency and assembly precision are effectively improved.

Preferably, the top layer assembling machine, the final assembling machine, the bottom layer assembling machine, the middle layer assembling machine and the central component assembling machine are arranged in a Y shape, a T shape or a Pi shape, so that the structure can be further optimized, the layout of the whole line is more reasonable and compact, and the length of the whole line is effectively shortened.

Preferably, the central component assembling machine includes a first rotating disc, a second rotating disc, a conveying device with a first conveying belt and a second conveying belt which are arranged in sequence and are parallel and spaced, a first assembling device arranged on the periphery of the first rotating disc, a transferring device arranged between the first rotating disc and the second rotating disc, a rotating device arranged between the transferring device and the second rotating disc, a second assembling device arranged on the periphery of the second rotating disc, and a third assembling device arranged between the first conveying belt and the second conveying belt. The first assembling device is used for assembling the spring on the center seat and assembling the screw on the center seat in a mode of penetrating in the spring to form a center block main body; the second assembling device is used for placing the cross connecting shaft on the second rotating disc, the rotating device is used for driving the cross connecting shaft to rotate, the transfer device can be used for placing the central block main body onto connecting arms on different end faces of the cross connecting shaft from the first rotating disc under the matching of the rotating device, the second assembling device is also used for abutting against and pressing the central block main body placed on the connecting arms until the central block main body is pressed in place, and therefore the central block main bodies are respectively assembled on the four connecting arms which are vertical to each other of the cross connecting shaft, so that a main body of the central assembly is formed; the first conveyer belt is used for conveying the main body of the central component from the second turntable to the third assembly device; the third assembling device is used for correspondingly pressing and connecting an end cover at the port of each central seat of the main body of the central component to form the central component; the second conveyor belt is used for conveying and discharging the central component at the third assembly device.

Preferably, the middle layer assembling machine comprises a third turntable, a central component feeding device, four prism block assembling devices, a middle layer discharging device and four prism block transferring devices, wherein the central component feeding device is arranged on the periphery of the third turntable along the conveying direction of the third turntable; the four edge block assembling devices are used for assembling the two edge seats into an edge block respectively, the four edge block conveying devices are used for sequentially assembling the four edge blocks between every two adjacent center blocks on a center assembly in a one-to-one correspondence mode to form an intermediate layer of the magic cube, and the intermediate layer blanking device is used for taking down the intermediate layer from the third turntable and conveying the intermediate layer towards the direction of the general assembly machine.

Preferably, the prism transfer device can reciprocate linearly between the prism assembly device and the third turntable to take and deliver the prisms, and can drive the prisms to rotate by a certain angle in the taking and delivering process to adjust the assembling angle of the prisms.

Preferably, the top assembling machine comprises an assembling unit and two assembling units arranged on two opposite sides of the assembling unit, each assembling unit comprises a rib block assembling device, two corner block assembling devices and a first assembling device arranged between the rib block assembling device and the two corner block assembling devices, the assembling unit comprises two rib block assembling devices and a second assembling device arranged between the two rib block assembling devices, the rib block assembling devices are used for assembling three corner seats into a rib block, the rib block assembling devices are used for assembling two rib seats into a rib block, the first assembling device is used for splicing the rib block between the two rib blocks to form a splicing piece, and the second assembling device is used for splicing the two rib blocks provided by the two rib block assembling devices arranged on two sides of the second assembling device between the two splicing pieces provided by the two first assembling devices, so as to form the top layer of the magic cube.

Preferably, the edge block assembling devices on the peripheral sides of the first splicing devices and the two corner block assembling devices are arranged in a shape like a Chinese character 'pin', the two edge block assembling devices on the two sides of the second splicing devices are arranged in a shape like a Chinese character 'one', and the two first splicing devices and the second splicing devices are arranged in a shape like a Chinese character 'Z', so that the structure can be further optimized, the whole machine is more compact, and the length of the whole production line is effectively shortened.

Preferably, the first splicing device comprises a first splicing table, a third conveying belt arranged on the first splicing table and two fourth conveying belts arranged on two opposite sides of the third conveying belt, the third conveying belt is arranged between the first splicing table and the edge block assembling device and used for conveying edge blocks, and the two fourth conveying belts are arranged between the first splicing table and the two corner block assembling devices on two sides of the first splicing table in a one-to-one correspondence manner and used for conveying corner blocks; the second splicing device comprises a second splicing table, a fifth conveying belt and a sixth conveying belt which are arranged in parallel and at intervals on the second splicing table, and two seventh conveying belts arranged on two opposite sides of the fifth conveying belt, the fifth conveying belt and the sixth conveying belt are correspondingly arranged between the second splicing table and the two first splicing devices, the second splicing device is used for correspondingly conveying splicing pieces on the two first splicing devices, the conveying directions of the fifth conveying belt and the sixth conveying belt are opposite, the two seventh conveying belts are correspondingly arranged between the fifth conveying belt and two edge block assembling devices on two sides of the fifth conveying belt, and the second splicing device is used for correspondingly conveying edge blocks on the two edge block assembling devices.

Preferably, the general assembly machine comprises a fourth turntable, and a middle layer feeding device, a top end oiling device, a top layer feeding device, a top layer press-mounting device, a top layer forming device, a turnover device, a bottom end oiling device, a bottom layer feeding device, a bottom layer press-mounting device, a bottom layer forming device and a finished product discharging device which are arranged on the periphery of the fourth turntable along the conveying direction of the fourth turntable, wherein the middle layer feeding device is used for placing and placing the middle layer on the fourth turntable, the top end oiling device and the bottom end oiling device successively spray lubricating oil to the centers of the top end and the bottom end of the middle layer, the top layer feeding device and the bottom layer feeding device respectively correspondingly place and place the top layer and the bottom layer to the top end and the bottom end of the middle layer after oil coating, the top layer press-mounting device and the bottom layer press-mounting device successively press two central block main bodies onto the other two connecting arms of the cross connecting, the top layer forming device and the bottom layer forming device respectively press-mount the two end covers on the ports of the central seats of the two central blocks correspondingly to form the magic cube, and the finished product blanking device is used for taking down the magic cube from the fourth rotary table to discharge.

Preferably, a plurality of assembly jigs are uniformly distributed on the fourth rotary table, each assembly jig is provided with an imitated groove corresponding to the shape of the outer contour of the middle layer, a first pre-storage area corresponding to the shape of the outer contour of the center block main body and a second pre-storage area corresponding to the shape of the outer contour of the end cover, when the top layer press-fitting device presses one center block main body on the connecting arm of the top side end of the middle layer, the other center block main body is also placed in the first pre-storage area, and when the bottom layer forming device presses one end cover on the port of the center seat at the center position of the bottom layer, the other end cover is also placed in the second pre-storage area.

Drawings

Fig. 1 is a schematic diagram of the main components of the magic cube of the present invention.

Fig. 2 is a schematic plane structure view of the automatic magic cube assembling line.

Fig. 3 is a schematic plan view of the center assembly assembling machine of the present invention.

FIG. 4 is a schematic plan view of the intermediate layer assembling machine of the present invention.

Fig. 5 is a schematic perspective view of the prism block assembling apparatus of the present invention.

Fig. 6 is a schematic plan view of the block transfer device of the present invention.

Fig. 7 is a schematic perspective view of the intermediate layer blanking device of the present invention.

FIG. 8 is a schematic plan view of the top layer assembly machine of the present invention.

FIG. 9 is a schematic view of the structure of a part of the components of the top layer assembling machine of the present invention.

Fig. 10 is a perspective view of the corner block assembling apparatus of the present invention.

Fig. 11 is a schematic plan view of the assembly machine of the present invention.

Fig. 12 is a schematic plan view of the final assembly jig of the present invention.

Fig. 13 is a schematic perspective view of the top end oiling device of the present invention.

Fig. 14 is a schematic perspective view of a top layer loading device of the present invention.

FIG. 15 is a schematic perspective view of a top layer forming apparatus of the present invention.

Detailed Description

The following detailed description is given with reference to the accompanying drawings for illustrating the contents, structural features, and objects and effects of the present invention.

Referring to fig. 1, the present invention relates to an assembly of a magic cube 200, in the present application, the magic cube 200 is a three-step magic cube, which mainly includes 1 cross connecting shaft 300 having 6 connecting arms 301, 6 central blocks 400 rotatably connected to the 6 connecting arms 301 of the

cross connecting shaft

300, 12 edge blocks 500 and 8 corner blocks 600 rotatably engaged with the central blocks 400. The 6 connecting arms 301 are arranged in a pairwise perpendicular manner in the three-axis direction, the corner block 600 is a small cube located at 8 corners, the edge block 500 is a small cube located in the middle of 12 sides, the center block 400 is a small cube located in the center of 6 sides, the edge block 500 is clamped between two adjacent center blocks 400, and the corner block 600 is clamped between three adjacent edge blocks 500. Overall, the magic cube 200 has from last top layer 201, middle level 202 and the bottom layer 203 of splicing as an organic whole down, in this application, middle level 202 is formed by the concatenation of cross connecting axle 300, 4 center blocks 400 and 4 arriss blocks 500, and 4 center blocks 400 rotationally connect on 4 linking arms 301 of two directions of cross connecting axle 300 to form a central subassembly 700, 4 arriss blocks 500 correspond rotationally the joint between each center block 400 on central subassembly 700. The center block 400 includes a center seat 401, a spring 402 telescopically engaged in the center seat 401 from one side of the center seat 401 having a port 4011 to the other side of the center seat 401, a screw 403 assembled on the center seat 401 and penetrating through the spring 402, and an end cap 404 fastened on the center seat 401 to close the port 4011. One end of the screw 403 is engaged with the central seat 401, and the other end of the screw 403 is rotatably connected to the connecting arm 301 of the cross connecting shaft 300, so that the central block 400 can perform a telescopic motion close to or away from the connecting arm 301 and a rotational motion relative to the connecting arm 301 by means of the screw 403 and the spring 402.

Specifically, the top layer 201 and the bottom layer 203 have the same structure, and are formed by splicing 1 central block 400, 4 edge blocks 500 located on the peripheral side of the central block, and 4 corner blocks 600, wherein the central block 400 is used for being correspondingly connected with the other 2 connecting arms 301 on the central component 700, and the edge blocks 500 and the corner blocks 600 are arranged at intervals in the circumferential direction of the central block 400. The edge block 500 is formed by two identical edge seats 501 through the plug-in structure of concave-convex matching, the two opposite sides of the plug-in end of the edge seat 501 are respectively provided with a jack and a plug rod which are matched, so that the plug rod and the jack of the plug-in end of the other edge seat 501 can be correspondingly plugged to form the edge block 500, and the edge block 500 formed by assembling is a cubic block with a clamping part 500a, so that the rotatable assembling is realized. The corner block 600 is formed by inserting 3 identical corner seats 601 in pairs from three directions through a concave-convex matched inserting structure, specifically, two opposite sides of an inserting end of each corner seat 601 are provided with a matched inserting hole and an inserting plate, so that the inserting holes and the inserting holes of the two corner seats 601 positioned at two sides of the corner seat 601 can be correspondingly inserted to form the corner block 600, and the corner block 600 formed by assembling is a cubic block with a clamping part 600a, so that the corner block can be rotatably assembled.

Referring to fig. 1 and 2, the present invention discloses an automatic magic cube assembling line 100 suitable for assembling the magic cube 200, wherein the automatic magic cube assembling line 100 according to the preferred embodiment of the present invention includes a main assembly machine 50, an intermediate layer assembling machine 20, a top layer assembling machine 30, a bottom layer assembling machine 40 and a center assembly assembling machine 10 disposed beside the intermediate layer assembling machine 20, wherein the intermediate layer assembling machine 20, the top layer assembling machine 30 and the bottom layer assembling machine 40 are arranged around the main assembly machine 50. The center assembly assembling machine 10 is configured to assemble springs 402 and screws 403 to the center base 401 to form the center block main body 400a, press-fit one center block main body 400a to each of the four connecting arms 301 of the cross connecting shaft 300, and close ports 4011 of the corresponding center bases 401 of the four center block main bodies 400a by the four end caps 404, thereby forming a center assembly 700 while completing the assembly of the four center blocks 400, and transfer the center assembly 700 in a direction of the intermediate layer assembling machine 20. The intermediate layer assembling machine 20 is used for receiving the central component 700 conveyed by the central component assembling machine 10, assembling two of the prism bases 501 into the prism blocks 500, and assembling one prism block 500 between two adjacent central blocks 400 on the central component 700 to form the intermediate layer 202 of the magic cube 200, and conveying the intermediate layer 202 towards the general assembling machine 50. The top layer assembling machine 30 and the bottom layer assembling machine 40 respectively assemble two of the prism bases 501 into a prism block 500, respectively assemble three of the prism bases 601 into a corner block 600, and respectively splice the four corner blocks 600 and the four prism blocks 500 into a whole in an alternating arrangement manner, so as to correspondingly form the top layer 201 and the bottom layer 203 of the magic cube 200, and respectively convey the top layer 201 and the bottom layer 203 towards the assembling machine 50. The assembler 50 is used for receiving the middle layer 202, the top layer 201 and the bottom layer 203 correspondingly transmitted by the middle layer assembler 20, the top layer assembler 30 and the bottom layer assembler 40, correspondingly assembling the received top layer 201 and the received bottom layer 203 on the middle layer 202 from the top side and the bottom side of the middle layer 202 respectively, correspondingly assembling the springs 402 and the screws 403 on the center bases 401 to form the center block main bodies 400a, correspondingly pressing the two center block main bodies 400a on the other two connecting arms 301 of the cross connecting shaft 201 of the middle layer 202 from the center reserved positions of the top layer 201 and the bottom layer 203 one by one, and correspondingly closing the corresponding ports 4011 of the center bases 401 on the two center block main bodies 400a through the two end covers 404, so that the magic cube 200 is formed while the assembly of the two center blocks 400 is completed. Preferably, the assembly machine 50 can also spray the lubricating oil on the centers of the top side end and the bottom side end of the received middle layer 202, so as to improve the smoothness of the rotation of the assembled magic cube 200 and prolong the service life of the magic cube 200.

Specifically, five of the center component assembling machine 10, the middle layer assembling machine 20, the top layer assembling machine 30, the bottom layer assembling machine 40 and the general assembling machine 50 are arranged in a shape of a letter "Y", "T" or "pi", so that the layout of the whole production line is more reasonable and compact, and the length of the whole production line is effectively shortened. It should be noted that the magic cube automatic assembly line 100 of the present invention further includes a control system, which is electrically connected to the central component assembly machine 10, the middle layer assembly machine 20, the top layer assembly machine 30, the bottom layer assembly machine 40 and the general assembly machine 50, and is used for controlling the coordination between the machines. The control system is of conventional design, and its structure and control principle are well known in the art, so that it will not be described in detail here.

Referring to fig. 3, in the preferred embodiment of the present invention, the center module assembling machine 10 includes a first rotating disk 11, a second rotating disk 12, a conveying device 13 having a first conveying belt 131 and a second conveying belt 132 arranged in parallel and at an interval, a first assembling device 14 disposed on the peripheral side of the first rotating disk 11, a transfer device 15 disposed between the first rotating disk 11 and the second rotating disk 12, a rotating device 16 disposed between the transfer device 15 and the second rotating disk 12, a second assembling device 17 disposed on the peripheral side of the second rotating disk 12, and a third assembling device 18 disposed between the first conveying belt 131 and the second conveying belt 132, which are arranged in sequence. The conveying device 13 further includes a first transfer device 133 disposed between the second turntable 12 and the first conveyor belt 131, and a second transfer device 134 disposed above the third assembly device 18 and between the first conveyor belt 131 and the second conveyor belt 132. The first assembling device 14 is used for automatically feeding the center block 401, the spring 402 and the screw 403, and assembles the spring 402 on the center block 401, and also assembles the screw 403 on the center block 401 in a manner of penetrating the spring 402 to form the center block main body 400 a. The second assembling device 17 is used for automatically feeding the cross connecting shaft 300, placing the cross connecting shaft 300 on the second rotary table 12, the rotating device 16 is used for driving the cross connecting shaft 300 to rotate, the transfer device 15 is matched with the rotating device 16, the center block main body 400a can be placed on the connecting arms 301 on different end surfaces of the cross connecting shaft 300 on the second rotary table 12 from the first rotary table 11, the second assembling device 17 is further used for abutting against the center block main body 400a placed on the connecting arms 301 until the center block main body is pressed in place, and therefore a center block main body 400a can be respectively assembled on four perpendicular connecting arms 301 of the cross connecting shaft 300 to form a main body of the center assembly 700. The first conveyor 131 is used to transfer the main body of the center module 700 from the second turntable 12 to the third assembly device 18, and specifically, the main body of the center module 700 is transferred from the second turntable 12 to the first conveyor 131 by the first transfer device 133. The third assembly device 18 is used for automated loading of the end caps 404 and crimping one end cap 404 each at the port 4011 of each center seat 401 of the body of the center assembly 700 to form the center assembly 700. The second conveyor 132 is used to convey the center module 700 at the third assembly device 18 toward the intermediate layer assembly machine 20, and specifically, the second transfer device 134 is used to transfer the center module 700 from the third assembly device 18 onto the second conveyor 132. The central component assembling machine 10 accurately positions and conveys through the double turntables and the double conveying belts, has reasonable and compact layout of each station, effectively reduces the volume of a single machine, further shortens the length of the whole production line, can realize automatic line production of assembling the central component 700, and effectively improves the assembling efficiency and the assembling precision.

Specifically, the first assembling device 14 includes a center seat feeding mechanism 141, a spring assembling mechanism 142, a screw assembling mechanism 143, and a discharging mechanism 144, which are sequentially arranged along the conveying direction of the first rotating disk 11, the second assembling device 17 includes a cross connecting shaft feeding mechanism 171 and a press-fitting mechanism 172, which are sequentially arranged along the conveying direction of the second rotating disk 12, and the third assembling device 18 includes four end cover feeding mechanisms 181 and four assembling mechanisms 182, which are arranged in a one-to-one correspondence. In this embodiment, a plurality of first jigs 111 are uniformly distributed on the first turntable 11, a plurality of second jigs 121 are uniformly distributed on the second turntable 12, the center seat feeding mechanism 141 pushes the center seats 401 provided by the vibration tray 1411 to the first jig 111 transferred to the station in a group of six, the spring assembling mechanism 142 correspondingly clamps the six springs 402 provided by the vibration tray 1421 in the six center seats 401 one by one, the screw assembling mechanism 143 correspondingly clamps the six screws 403 provided by the vibration tray 1431 in the six center seats 401 one by one in a manner of penetrating in the springs 402, so as to form six center block main bodies 400a, and the blanking mechanism 144 is used for transferring the six center block main bodies 400a from the first turntable 11 to the transfer device 15; meanwhile, the cross connecting shaft feeding mechanism 171 transfers the cross connecting shafts 300 provided by the vibration disc 1711 to the second jig 121 turned to the station in a group of six, the transfer device 15 places the six center block bodies 400a on the connecting arms 301 of the six cross connecting shafts 300 corresponding to the six center block bodies one by one, and the press-fitting mechanism 172 presses the six center block bodies 400a in place to make them rotatably clamped on the corresponding connecting arms 301; then, after the six cross connecting shafts 300 are simultaneously taken down from the second jig 121 and rotated by 90 °, the six cross connecting shafts 300 are put back into the second jig 121 in the direction that the connecting arm 301 on the other end face faces upward, another set of six center block main bodies 400a are just placed on the connecting arm 301 on the end face by the transfer device 15, and then the press-fitting mechanism 172 repeats the press-fitting action to realize the press-fitting of each center block main body 400a on the six connecting arms 301 on the second end face of the six cross connecting shafts 300, and the operation is repeated three times, so that the press-fitting of the corresponding center block main bodies 400a on the connecting arms 301 on the four end faces of the six cross connecting shafts 300 is completed, and the main bodies 403 of the six center assemblies 700 with screws press-fitted in place are formed; the first transfer device 133 transfers the main bodies of the six center modules 700 from the second turntable 12 onto the first conveyor 131 to the third assembly device 18; the second transfer device 134 picks and places the main body of the central component 700 on the first conveyor belt 131 into the third jig 183 located at the center position of the four assembling mechanisms 182 one by one, the four end cover feeding mechanisms 181 respectively transfer the four end covers 404 provided by the four vibrating trays 1811 towards the direction of the four assembling mechanisms 182 correspondingly arranged, and the four assembling mechanisms 182 synchronously press and connect 4 end covers 404 at the ports 4011 of the four central seats 401 of the main body of the central component 700 to form the central component 700; the second transfer device 134 then takes and places the center module 700 onto the second conveyor 132 by the third jig 183, and transfers the center module toward the intermediate layer assembling machine 20.

Referring to fig. 4 to 7, the intermediate layer assembling machine 20 includes a third turntable 21, a center component feeding device 22, four prism block assembling devices 23, an intermediate layer discharging device 24 and four prism block transferring devices 25, wherein the center component feeding device 22 is arranged on the peripheral side of the third turntable 21 along the conveying direction of the third turntable 21, the four prism block assembling devices 23 are arranged between the third turntable 21 and the four prism block assembling devices 23 in a one-to-one correspondence manner, and the center component feeding device 22 is used for taking and placing the center component 700 conveyed by the center component assembling machine 10 onto the third turntable 21; the four prism block assembling devices 23 respectively assemble the two prism seats 501 into one prism block 500, the four prism block transferring devices 25 sequentially and correspondingly assemble the four prism blocks 500 at the four prism block assembling devices 23 between the adjacent center blocks 400 on the center assembly 700 one by one to form the intermediate layer 202 of the magic cube 200, and the intermediate layer blanking device 24 is used for taking down the intermediate layer 202 from the third turntable 21 and transferring the intermediate layer 202 towards the direction of the general assembly machine 50. The intermediate layer assembling machine 20 accurately positions and conveys through the third turntable 21, so that the layout of each station is reasonable and compact, the volume of a single machine is effectively reduced, the length of the whole production line is further shortened, the automatic line production of assembling the intermediate layer 202 can be realized, and the assembling efficiency and the assembling precision are effectively improved. Specifically, the third turntable 21 is uniformly distributed with a plurality of fourth jigs 211, the fourth jigs 211 are provided with contour grooves corresponding to the shape of the outer contour of the intermediate layer 202, the number of the fourth jigs 211 corresponds to the number of devices arranged on the peripheral side of the third turntable 21, and in this embodiment, the number of the fourth jigs 211 is six. The picking and delivering jaws of the central component feeding device 22 are driven by the picking and delivering mechanism connected thereto to move linearly along a direction parallel to and perpendicular to the conveying direction of the second conveyor 132, so as to pick and place the central component 700 conveyed on the second conveyor 132 onto the fourth fixture 211. In addition, when the center assembly 700 is placed in the contour groove of the fourth fixture 211, the gripping jaws of the center assembly feeding device 22 can also press against the upper end surface of the center assembly 700, so as to adjust the flatness of the four center blocks 400, and facilitate the assembly of the following edge blocks 500.

Referring to fig. 4 and 5, in the embodiment, the prism block assembling device 23 includes a prism vibration tray 231 and a prism profiling jig 232 disposed at a position of the prism vibration tray 231 corresponding to the discharge port 2311, the prism profiling jig 232 has an end portion having a receiving groove 2321 matching with the shape of the outer contour of the prism 501, and a vacuum chuck (not shown in the drawings) for fixing the prism 501 is disposed in the receiving groove 2321. The two prism seat profiling jig 232 can perform linear motion approaching or departing from each other, and correspondingly push the two prism seats 501 received by the two discharge ports 2311 to the splicing position located at the middle position of the two prism seat profiling jig 232 in an opposite direction for splicing, so as to form a prism block 500. Specifically, the two prism seat profiling jigs 232 are connected with the two linear cylinders 233 in a one-to-one correspondence manner, so as to linearly reciprocate along a direction perpendicular to the feeding direction of the prism seat vibration tray 231 under the driving of the linear cylinders 233. Preferably, the prism block assembling device 23 further includes two blocking members 234 disposed beside the two prism seat profiling jigs 232 in a one-to-one correspondence manner, and a blocking cylinder 235 connected to the two blocking members 234, wherein the blocking cylinder 235 can drive the blocking member 234 connected thereto to perform a linear reciprocating motion close to or away from the prism seat profiling jig 232, so as to abut against the prism seat 501 from the outer side of the prism seat profiling jig 232, prevent the prism seat from accidentally dropping, and perform a certain alignment adjustment function.

Referring to fig. 4 and 6, in the present embodiment, the block transfer device 25 can reciprocate linearly between the block assembly device 23 and the third turntable 21 to transfer the blocks 500 assembled by the block assembly device 23 to the third turntable 21. In addition, in the transferring process, the edge block transferring device 25 can also rotate the edge block 500 by a certain angle to adjust the assembling angle of the edge block 500, specifically rotate by 90 degrees, so as to adjust the vertically placed edge block 500 assembled at the edge block assembling device 23 into a horizontally and horizontally placed edge block, so as to be assembled on the central component 700. Specifically, the prism block transfer device 25 includes a bracket 251, a linear module 252 installed on the bracket 251, a vacuum chuck 253 and a pneumatic clamping jaw 254 connected to an output end of the linear module 252, and a rotating mechanism 255 installed between the prism block assembly device 23 and the third turntable 21, wherein the linear module 252 can drive the vacuum chuck 253 and the pneumatic clamping jaw 254 arranged at intervals to move synchronously, the pneumatic clamping jaw 254 is used for transferring the prism block 500 assembled at the prism block assembly device 23 to the rotating mechanism 255, the rotating mechanism 255 clamps the prism block 500 and rotates the prism block 500 by 90 °, and the vacuum chuck 253 is used for transferring the prism block 500 adjusted by the rotating mechanism 255 to the fourth jig 231. The linear module 252 includes a linear cylinder 2521 installed on the bracket 251,

linear cylinders

2522 and 2523 connected to output ends of the linear cylinder 2521 at intervals, a suction cup cylinder 2524 connected to an output end of the linear cylinder 2522, and a jaw cylinder 2525 connected to a corresponding output end of the linear cylinder 2523. The vacuum chuck 253 and the pneumatic clamping jaw 254 are driven by the linear cylinder 2521 to move linearly relatively closer to or away from the third turntable 23, the vacuum chuck 253 and the pneumatic clamping jaw 254 are driven by the linear cylinder 2522 and the linear cylinder 2523 respectively to move linearly in the vertical direction to be close to the prism block 500, and are driven by the corresponding connected chuck cylinder 2524 and clamping jaw cylinder 2525 to suck and clamp the prism block 500. Of course, in other embodiments, when the prism blocks 500 assembled by the prism block assembling device 23 are horizontally arranged, the direction adjustment is not needed, and the rotating mechanism 255 and the pneumatic clamping jaws 254 can be omitted.

With reference to fig. 4 and 7, in the present embodiment, when the intermediate layer 202 is transferred, the intermediate layer blanking device 24 positions the central component 700 of the intermediate layer 202 and the four prism blocks 500 at the same time, so as to prevent displacement during the transfer process, thereby improving the accuracy of subsequent assembly. Specifically, the middle layer blanking device 24 includes a support 241, a linear cylinder 242 installed on the support 241, a linear cylinder 243 connected to an output end of the linear cylinder 242, a rotary cylinder 244 connected to an output end of the linear cylinder 243, a pneumatic clamping jaw 245 and a vacuum chuck 246 connected to an output end of the rotary cylinder 244, four vacuum chucks 246 are arranged on a peripheral side of the pneumatic clamping jaw 245, the pneumatic clamping jaw 245 is used for clamping the center assembly 700, the four vacuum chucks 246 correspondingly suck the four edge blocks 500, the linear cylinder 242 is used for driving the pneumatic clamping jaw 245 and the vacuum chuck 246 to drive the middle layer 202 to move between the third turntable 21 and the assembling machine 50, the linear cylinder 243 is used for driving the pneumatic clamping jaw 245 and the vacuum chuck 246 to linearly move along a vertical direction to pick and place the middle layer 202, the rotary cylinder 244 is used for driving the pneumatic clamping jaw 245 and the vacuum chuck 246 to drive the middle layer 202 to rotate by a certain angle, so that the middle layer 202 taken down from the third turntable 21 is moved towards And (5) feeding.

Referring to fig. 8 to 10, in the preferred embodiment of the present invention, the top layer assembling machine 30 includes an assembling unit 31 and two assembling units 32 disposed on two opposite sides of the assembling unit 31, each assembling unit 32 includes a rib assembling device 33, two corner block assembling devices 34 and a first assembling device 35 disposed between the rib assembling device 33 and the two corner block assembling devices 34, and the assembling unit 31 includes two rib assembling devices 33 and a second assembling device 36 disposed between the two rib assembling devices 33. The corner block assembling device 34 is used for assembling three corner seats 601 into a corner block 600, the edge block assembling device 33 is used for assembling two edge seats 501 into an edge block 500, and the first splicing device 35 is used for splicing the edge block 500 between the two corner blocks 600 to form a splicing piece 800; the second splicing device 36 is used for splicing the two edge blocks 500 provided by the two edge block assembling devices 33 arranged at two sides thereof between the two splicing pieces 800 provided by the two first splicing devices 35, thereby forming the top layer 201 of the magic cube 200. The top assembling machine 30 of the invention has simple structure, reasonable and compact layout, can realize the automatic line production of the top 201 assembling of the magic cube 200, and effectively improves the assembling efficiency and the assembling precision. It should be noted that the top layer assembling machine 30 of the present invention is mainly used for splicing the prism blocks 500 and the corner blocks 600 of the top layer 201 of the magic cube 200, and the central block 400 located at the center position of the top layer 200 is not assembled yet, but only a mounting position is reserved, and the assembly is completed in the general assembling machine 50, that is, after the top layer 201 spliced by the machine is assembled on the middle layer 202 with the central component 700, the central block 400 is correspondingly assembled. Specifically, because when arris piece 500 splices with hornblock 600, the montage of corresponding joint portion 500a and joint portion 600a has certain directionality, in order to realize high-efficient assembly, in this embodiment, second splicing apparatus 36 can splice two arris pieces 500 with the splice 800 of one side earlier, splices the splice 800 of opposite side on two arris pieces 500 again to make the assembling process more smooth and easy. In addition, in order to simplify the structure, in the present application, the structure and the operation principle of the bottom layer assembly machine 40 and the top layer assembly machine 30 are the same, and the assembled top layer 201 and the assembled bottom layer 203 are only different from the assembling position of the middle layer 202, so the detailed description thereof will not be provided.

Referring to fig. 8, in the preferred embodiment of the present invention, the edge block assembling devices 33 on the peripheral sides of the first splicing devices 35 and the two corner block assembling devices 34 are arranged in a "pin" shape, the two edge block assembling devices 33 on the two sides of the second splicing devices 36 are arranged in a "one" shape, and the two first splicing devices 35 and the second splicing devices 36 are arranged in a "Z" shape, so as to optimize the structure, facilitate accurate positioning and butt joint between the edge seats 501, between the corner seats 601, between one edge block 500 and the two corner blocks 600, and between the two first splicing pieces 800 and the two corner blocks 500, make the whole structure more compact, effectively shorten the moving stroke between the devices, and further improve the assembling efficiency.

With reference to fig. 8 and 9, in a preferred embodiment of the present invention, the first splicing device 35 includes a first splicing table 351, a third conveyor belt 352 disposed on the first splicing table 351, and two fourth conveyor belts 353 disposed on two opposite sides of the third conveyor belt 352, the third conveyor belt 352 is disposed between the first splicing table 351 and the prism block assembling device 33 for conveying the prism blocks 500, and the two fourth conveyor belts 353 are disposed between the first splicing table 351 and the two prism block assembling devices 34 on two sides thereof in a one-to-one correspondence manner for conveying the prism blocks 600; the second splicing device 36 includes a second splicing platform 361, a fifth conveyor belt 362 and a sixth conveyor belt 363 which are arranged on the second splicing platform 361 in parallel and spaced manner, and two seventh conveyor belts 364 arranged on two opposite sides of the fifth conveyor belt 362, the fifth conveyor belt 362 and the sixth conveyor belt 363 are correspondingly arranged between the second splicing device 36 and the first splicing devices 35 on two sides, and are used for correspondingly conveying the splices 800 on the two first splicing devices 35, and the conveying directions of the fifth conveyor belt 362 and the sixth conveyor belt 363 are opposite, and the two seventh conveyor belts 364 are correspondingly arranged between the two rib assembly devices 33 on two sides and the fifth conveyor belt 362, and are used for correspondingly conveying the ribs 500 on the two rib assembly devices 33.

Referring to fig. 8 and 10, in a preferred embodiment of the present invention, the corner block assembling device 34 includes three corner seat vibration trays 341 arranged at intervals of 120 ° and three corner seat profiling jigs 342 arranged at the discharge ports 3411 of the three corner seat vibration trays 341 in a one-to-one correspondence manner, an end portion of the corner seat profiling jig 342 has an accommodating groove 3421 matching with the shape of the outer profile of the corner seat 601, a vacuum chuck (not shown in the drawings due to shielding) for fixing the corner seat 601 is provided in the accommodating groove 3421, the three corner seat profiling jigs 342 can perform linear motion approaching or separating from each other, and correspondingly push the three corner seats 601 received by the three discharge ports 1 to approach each other for insertion connection, thereby forming a corner block 600. Specifically, three linear guide rails 343 are arranged at the discharge ports 3411 of the three corner seat vibration trays 341 in a one-to-one correspondence manner, the linear guide rails 343 are arranged in a direction perpendicular to the feeding direction of the corresponding corner seat vibration trays 341, and the three corner seat profiling jigs 342 are slidably arranged on the three linear guide rails 343 in a one-to-one correspondence manner and are connected with the three linear cylinders 344 in a one-to-one correspondence manner. The three linear cylinders 344 correspondingly drive the angle seat profiling fixtures 342 connected thereto to slide on the corresponding linear guide rails 343, so that the three angle seat profiling fixtures 342 simultaneously push the three angle seats 601 received at the three discharge ports 3411 from three directions to the docking station for docking, wherein the docking station is located at the center of the three discharge ports 3411. Preferably, the corner block assembling device 34 further includes three blocking members 345 correspondingly disposed beside the three corner seat profiling jigs 342, and the three blocking members 345 are driven by the three correspondingly connected blocking cylinders 346 to perform a linear reciprocating motion approaching or departing from the corner seat profiling jig 342, so as to abut against the corner seat 601 from the outer side of the corner seat profiling jig 342, prevent the corner seat from accidentally dropping, and perform a certain alignment adjustment. In order to simplify the structure, the block assembling device 33 of the present embodiment is basically the same as the block assembling device 23 of the intermediate layer assembling machine 20 in structure and operation principle, and will not be described in detail.

Referring to fig. 2, 11 to 15, in the preferred embodiment of the present invention, the final assembly machine 50 includes a fourth rotating disc 51, and an intermediate layer feeding device 52, a top end oiling device 53, a top layer feeding device 54, a top layer press-fitting device 55, a top layer forming device 56, a turning device 57, a bottom end oiling device 58, a bottom layer feeding device 59, a bottom layer press-fitting device 60, a bottom layer forming device 61, and a finished product blanking device 62 which are arranged on the peripheral side of the fourth rotating disc 51 in the conveying direction of the fourth rotating disc 51. The middle layer feeding device 52 is used for taking and placing the middle layer 202 onto the fourth turntable 51, the top end oiling device 53 and the bottom end oiling device 58 sequentially spray lubricating oil on the centers of the top end and the bottom end of the middle layer 202, the top layer feeding device 54 and the bottom layer feeding device 59 correspondingly take and place the top layer 201 and the bottom layer 203 to the top end and the bottom end of the oiled middle layer 202 respectively, the top layer press-fitting device 55 and the bottom layer press-fitting device 60 sequentially press-fit the two center block main bodies 400a to the other two connecting arms 301 of the cross connecting shaft 300 on the middle layer 202 from the center reserved positions of the top layer 201 and the bottom layer 203 correspondingly, the top layer forming device 56 and the bottom layer forming device 61 respectively press-fit the two end covers 404 to the ports 4011 of the center seats 401 of the two center block main bodies 400a correspondingly to form the magic cube 200, the overturning device 57 is used for overturning the middle layer 202 assembled by, for the assembly of the bottom layer 203, and the finished product blanking device 62 is used for taking the magic cube 200 off the fourth rotating disc 51 for discharging.

With reference to fig. 2 and 11, in particular, the general assembly machine 50 further includes an eighth conveyor belt 63, a ninth conveyor belt 64, a tenth conveyor belt 65 and an eleventh conveyor belt 66, wherein the eighth conveyor belt 63 is disposed between the intermediate layer assembly machine 20 and the intermediate layer feeding device 52 for conveying the intermediate layer 202 therebetween; the ninth conveyor belt 64 is arranged between the top layer assembling machine 30 and the top layer feeding device 54 and is used for conveying the top layer 201 between the top layer assembling machine 30 and the top layer feeding device; the tenth conveyer belt 65 is arranged between the bottom layer assembling machine 40 and the bottom layer feeding device 59 and is used for conveying the bottom layer 203 between the bottom layer assembling machine 40 and the bottom layer feeding device 59; the eleventh conveyer 66 is disposed beside the finished product feeding device 62, and is used for transferring the assembled magic cube 200 to a lower line.

Referring to fig. 11 and 12, in the present embodiment, specifically, a plurality of assembly jigs 511 are uniformly distributed on the fourth rotating disc 51, and the assembly jigs 511 are provided with an contour groove 5111 corresponding to the shape of the outer contour of the middle layer 202, a first pre-storage area 5112 corresponding to the shape of the outer contour of the central block main body 400a, and a second pre-storage area 5113 corresponding to the shape of the outer contour of the end cap 404. Only the center block assembling device 67 needs to be arranged beside the top press-fitting device 55, each time the center block assembling device 67 correspondingly assembles two springs 402 and two screws 403 on two center seats 401 to form two center block main bodies 400a, each time the top press-fitting device 55 presses one center block main body 400a onto the connecting arm 301 at the top side end of one middle layer 202, the other center block main body 400a is stored in the first pre-storage area 5112, so that when the stored center block main body 400a rotates to the bottom press-fitting device 60 along with the fourth turntable 51, the bottom press-fitting device 60 directly takes down and presses the stored center block main body 400a onto the connecting arm 301 of the middle layer 202 with the inverted bottom end facing upwards, and the center block assembling device 67 does not need to be arranged at the bottom press-fitting device 60, so that the structure is optimized, and the production line is effectively balanced. Here, in order to simplify the structure, the structure of the center block assembling device 67 is substantially the same as that and the operation principle of the first assembling device 14 in the center block assembling machine 10, and the main difference is that only the assembling of two center block main bodies 400a is completed at a time. Similarly, only the end cap loading device 68 is needed to be arranged beside the bottom layer forming device 61, and each time the bottom layer forming device 61 presses one end cap 401 provided by one material vibrating tray 681 onto the bottom end of one middle layer 202 which is turned to the port 4011 of the upward central seat 401, another end cap 404 provided by another material vibrating disk 681 is stored in the second pre-storage area 5113, so that when the stored endcap 404 is rotated with the fourth turntable 51 to the top tier molding apparatus 56, the top tier molding apparatus 56 directly removes the stored endcap 404 for crimping onto the port 4011 of the central seat 401 at the top of the other intermediate tier 202, with this cycle, there is no need to provide an end cap feeder 68 at the top layer forming device 56, thereby optimize the structure, effective balanced production line to, center block assembly device 67 and end cover loading attachment 68 divide and locate the double-phase offside of fourth carousel 51, make the overall arrangement of final installation 50 more reasonable.

With reference to fig. 11 and 13, when the intermediate layer feeding device 52 transfers the intermediate layer 202 from the eighth conveyor belt 63 to the final assembly fixture 511, the central component 700 of the intermediate layer 202 and the four prism blocks 500 are simultaneously positioned, so as to prevent displacement during the transfer process, thereby improving the accuracy of subsequent assembly. The structure of the intermediate layer blanking device 24 can be the same as that of the intermediate layer assembling device 20, so that the structure is simplified and is not described in detail. Specifically, in the present embodiment, the top oiling device 53 and the bottom oiling device 58 have substantially the same structure and operation principle, except for different positions to be sprayed with respect to the intermediate layer 202. Taking the top oiling device 53 as an example for description, the top oiling device specifically includes a mounting frame 531, a height-adjustable linear cylinder 532 disposed on the mounting frame 531, a nozzle 533 connected to an output end of the linear cylinder 532, and an oil storage cylinder 534 communicated with the nozzle 533 for supplying oil to the nozzle 533, wherein the linear cylinder 532 can drive the nozzle 533 to move linearly up and down to be close to the middle layer 202, so as to spray lubricating oil to the center of the middle layer 202, thereby improving the smoothness of the rotation of the magic cube 200, effectively protecting each component of the rotary connection, and prolonging the service life of the magic cube 200.

Referring to fig. 11 and 14, in particular, in the present embodiment, the structure and operation principle of the top layer feeding device 54 and the bottom layer feeding device 59 are substantially the same, except that the assembly and the assembly position transferred with respect to the middle layer 202 are different. Taking the top layer feeding device 54 as an example for explanation, it includes a support 541, a linear cylinder 542 installed on the support 541, a lifting cylinder 543 connected to the output end of the linear cylinder 542, a rotary cylinder 544 connected to the output end of the lifting cylinder 543, and a vacuum chuck 545 connected to the output end of the rotary cylinder 542, where the linear cylinder 542 and the lifting cylinder 543 are used for driving the vacuum chuck 545 to reciprocate linearly and move linearly up and down between the assembly jig 511 and the ninth conveyer belt 64 to pick up and deliver the top layer 201, and the rotary cylinder 542 is used for driving the top layer 201 to rotate to be accurately aligned and placed in the pseudo-shaped groove 5111.

Referring to fig. 11, 12 and 15, in this embodiment, the top layer forming device 56 includes a support 561, a linear cylinder 562 installed on the support 561, a lifting cylinder 563 connected to an output end of the linear cylinder 562, and a vacuum chuck 564 connected to an output end of the lifting cylinder 563, where the linear cylinder 562 and the lifting cylinder 563 are configured to drive the vacuum chuck 564 to reciprocate linearly and move linearly up and down between the second pre-storage area 5113 of the assembly fixture 511 and the contour groove 5111, so as to remove and press the stored end cap 404 onto the port 4011 of the top-side central base 401, thereby completing the assembly of the top layer 201. The bottom layer forming device 61 is different from the top layer forming device 56 in that the main body of the bottom layer forming device 61 only needs to suck an end cover 404 from a material vibrating disc 681 positioned beside the main body and press the end cover onto a port 4011 of the center seat 401, which is turned upside down, of the bottom layer 203 to complete the assembly of the bottom layer 203 and the assembly of the whole magic cube 200; the branch mechanism 611 of the bottom layer forming device 61 is connected with the bottom layer press-fitting device 60 into a whole, when the bottom layer press-fitting device 60 takes the central block body 400a stored in the first pre-storage area 5112 to the connecting arm 301 of the middle layer 202 facing upwards of the turned bottom layer 203 and presses the central block body against the connecting arm, the branch portion 611 of the bottom layer forming device 61 sucks an end cover 404 from the material vibrating tray 681 close to the bottom layer press-fitting device 60 and places the end cover 404 in the second pre-storage area 5113 for storage. Preferably, in order to adapt to the height difference existing when the top layer 201 and the bottom layer 203 are assembled, the assembly jig 511 can move linearly up and down relative to the fourth rotating disc 51, so as to adjust the height difference adaptively, so as to realize the translational assembly of the stored central block main body 400a and the stored end cover 404, and simplify the movement control program of the top layer forming device 56 and the bottom layer forming device 61. Specifically, the assembly jig 511 includes a bottom plate 5114 connected to the fourth rotary disc 51, a lifting plate 5115 installed on the bottom plate 5114 in a liftable manner, and a jacking member (not shown in the drawings) connected between the bottom plate 5114 and the lifting plate 5115 for driving the lifting plate 5115 to move linearly up and down, wherein the profiling groove 5111 is disposed on the lifting plate 5115, and the first pre-storage area 5112 and the second pre-storage area 5113 are disposed on the bottom plate 5114 and located on two sides of the lifting plate 5115.

Preferably, the assembler 50 further includes a detection device 69, the detection device 69 is disposed between the bottom layer forming device 61 and the finished product blanking device 62, the detection device 69 clamps the top layer 201 through the clamping jaws and drives the top layer 201 to rotate relative to the middle layer 202, and also clamps the middle layer 202 and the top layer 201 through the clamping jaws and drives the two to rotate relative to the bottom layer 203, so as to detect whether the magic cube 200 can rotate smoothly. The detected magic cube 200 is taken down from the fourth rotary disc 51 by the finished product blanking device 62 and is transferred to the eleventh conveying belt 66, and is moved out of the machine by the eleventh conveying belt 66, so that the magic cube is separated from the production line for discharging.

The operation of the automatic magic cube assembling line 100 of the present invention will be described with reference to fig. 1 to 15:

after the equipment is started, under the instruction of the control system, the center component assembling machine 10 acts, and the first assembling device 14 assembles 6 springs 402, 6 screws 403 and 6 center seats 401 at the first turntable 11 into 6 center block main bodies 400a at each time; then, the second assembling device 17 presses the 6 central block main bodies 400a on the 6 connecting arms 301 on the same end surface of the 6 cross connecting shafts 300 one by one at a second turntable 12; then, the 6 cross connecting shafts 300 are synchronously rotated by 90 ° three times each time, so that 6 center block bodies 400a are correspondingly press-fitted on each connecting arm 301 of the four end surfaces of the 6 cross connecting shafts 300 to form bodies of 6 center blocks 700 with screws 403 press-fitted in place; next, the third assembling apparatus 18 synchronously presses 4 caps 404 onto ports 4011 of 4 center seats 401 of the main body of the center block 700 at a time to form the center block 700, and conveys the center block 700 toward the intermediate layer assembling apparatus 20 by the second conveying belt 132;

meanwhile, the 4 prism block assembling devices 23 of the intermediate layer assembling machine 20 respectively assemble the two prism bases 501 into a prism block 500, when the center assembly 700 placed on the fourth jig 211 by the center assembly feeding device 22 rotates to each prism block assembling device 23 along with the third turntable 21, the 4 prism block assembling devices 23 sequentially assemble the 4 prism blocks 500 between the adjacent center blocks 400 on the center assembly 700 in a one-to-one correspondence manner, so as to form an intermediate layer 202, and the intermediate layer blanking device 24 places the intermediate layer 202 on the eighth conveyor belt 63, so as to convey the intermediate layer 202 in the direction of the general assembling machine 50;

during this period, the top layer assembling machine 30 and the bottom layer assembling machine 40 respectively assemble two prism seats 501 into one prism block 500, simultaneously respectively assemble three prism seats 601 into one prism block 600, respectively splice the four

prism blocks

600 and 500 into one body in an alternating arrangement manner, so as to correspondingly form the top layer 201 and the bottom layer 203 of the magic cube 200, and respectively correspondingly transmit the top layer 201 and the bottom layer 203 towards the direction of the general assembling machine 50 through the ninth conveying belt 64 and the tenth conveying belt 65;

the assembler 50 receives the middle layer 202, the top layer 201 and the bottom layer 203 correspondingly transmitted by the middle layer assembler 20, the top layer assembler 30 and the bottom layer assembler 40 from three directions, wherein the middle layer 202 is firstly placed on the assembly jig 511 opposite to the middle layer 202 by the middle layer loading device 52, and when the equipment is started for the first time, an end cover 404 can be stored on the assembly jig 511 of the initial station in advance; then, with the rotation of the fourth turntable 51, the top oiling device 53 sprays lubricating oil to the center of the top end of the middle layer 202, and the top feeding device 54 assembles the top layer 201 on the oiled middle layer 202; next, the top press-fitting device 55 presses one of the two central block main bodies 400a transferred by the central block assembling device 67 directly onto the connecting arm 301 at the top end of the intermediate layer 202, and stores the other central block main body 400a on the final assembly jig 511; the top layer forming device 56 then takes and places the end cap 404 pre-stored on the final assembly jig 511 onto the port 4011 of the center seat 401 at the center of the top layer 201 to correspondingly seal the end cap, so as to complete the assembly of the top layer 201; then, the middle layer 202 provided with the top layer 201 is turned over by 180 degrees through the turning device 57, then lubricating oil is sprayed to the center of the bottom end, turned upwards, of the middle layer 202 through the bottom layer oiling device 58, and then the bottom layer 203 is placed on the oiled middle layer 202 through the bottom layer feeding device 59; the bottom layer press-fitting device 60 presses the central block main body 400a stored on the assembly jig 511 onto the connecting arm 301 at the bottom end of the middle layer 202 turned upwards, meanwhile, the branch mechanism 611 of the bottom layer forming device 61 stores one end cover 404 on the assembly jig 511 at this station, and the main body of the bottom layer forming device 61 only needs to press the other end cover 404 onto the port 4011 of the central seat 401 at the center of the bottom layer 203, so that the assembly of the bottom layer 203 is completed, and meanwhile, the assembly of the magic cube 200 is completed; finally, the detection device 69 detects the smoothness of the rotation of the magic cube 200, and the detected magic cube 200 is taken down from the fourth turntable 51 by the finished product blanking device 62 and transferred to the eleventh conveying belt 66 for conveying, so that the magic cube 200 is separated from the production line to be discharged;

the above operations are repeated continuously, and the automatic line production of the magic cube 200 can be realized.

Compared with the prior art, the center assembly assembling machine 10 of the magic cube automatic assembling line 100 of the present invention assembles the spring 402 and the screw 403 on the center base 401 to form the center block main body 400a, assembles the four center block main bodies 400a on the four connecting arms 301 of the cross connecting shaft 300 which are perpendicular to each other to form the center assembly 700, closes the ports 4011 of the four center bases 401 through the four end caps 404 to form the center assembly 700, assembles two of the prism bases 501 into the prism blocks 500 by the middle assembly machine 20, assembles the four prism blocks 500 between the center blocks 400 on the center assembly 700 to form the middle layer 202 of the magic cube 200, and at the same time, the top layer assembling machine 30 and the bottom layer assembling machine 40 respectively assemble the two prism bases 501 into the prism blocks 500, assemble the three prism bases 601 into the prism blocks 600, and also assemble the four prism blocks 600 and the four prism blocks 500 into a whole in an alternating arrangement manner to form the top layer 201 and the bottom layer 203 of the magic cube 200, so that the assembler 50 can assemble the top layer 201 and the bottom layer 203 on the middle layer 202 sprayed with the lubricating oil, the assembler 50 also correspondingly assembles two springs 402 and two screws 403 on two center seats 401 to form two center block main bodies 400a, and the two center block main bodies 400a are correspondingly pressed on the other two connecting arms 301 of the cross connecting shaft 300 on the middle layer 202 from the center reserved positions of the top layer 201 and the bottom layer 203 one by one, and the ports 4011 of the two center seats 401 are correspondingly sealed through two end covers 404 to form the magic cube 200, the magic cube automatic assembly line 100 of the invention effectively realizes the automatic flow operation of assembling the magic cube 200 through the matching among the machines, and the middle layer assembling machine 20, the top layer assembling machine 30 and the bottom layer assembling machine 40 are arranged on the peripheral side of the assembler 50, the center assembly assembling machine 10 is arranged on the side of the middle layer assembling machine 20, so that the whole assembly line has a compact structure and reasonable layout, the assembly efficiency and the assembly precision are effectively improved.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.

Claims

1. An automatic magic cube assembling line is characterized by comprising a general assembly machine, a top layer assembling machine, an intermediate layer assembling machine, a bottom layer assembling machine and a central component assembling machine, wherein the top layer assembling machine, the intermediate layer assembling machine and the bottom layer assembling machine are arranged on the periphery of the general assembly machine; the central component assembling machine is used for correspondingly assembling a spring and a screw on a central seat to form a central block main body, respectively assembling one central block main body on four vertical connecting arms of a cross connecting shaft, sealing a port of the central seat through an end cover to form a central component, and transmitting the central component towards the direction of the middle layer assembling machine; the middle layer assembling machine is used for assembling two edge bases into an edge block in a group and also used for assembling an edge block between every two adjacent center blocks on the center assembly to form a middle layer of the magic cube and transmitting the middle layer towards the direction of the assembling machine; the top layer assembling machine and the bottom layer assembling machine respectively assemble two edge bases into an edge block in a group, respectively assemble three corner bases into a corner block in a group, respectively correspondingly splice the four edge blocks and the four corner blocks into a top layer and a bottom layer of a magic cube, and respectively convey the top layer and the bottom layer towards the direction of the general assembling machine; the general assembly machine is used for correspondingly assembling the top layer and the bottom layer on the middle layer from the top side and the bottom side of the middle layer respectively, is also used for correspondingly assembling a spring and a screw on a center seat to form a center block main body, correspondingly pressing the two center block main bodies on the other two connecting arms of the cross connecting shaft from the center reserved positions of the top layer and the bottom layer one by one, and correspondingly sealing the ports of the two center seats through two end covers to form the magic cube.

2. An automatic magic cube assembling line according to claim 1, wherein the central component assembling machine, the intermediate layer assembling machine, the top layer assembling machine, the final assembling machine and the bottom layer assembling machine are arranged in a Y shape, a T shape or a Pi shape.

3. An automatic magic cube assembling line according to claim 1, wherein the central component assembling machine comprises a first rotary table, a second rotary table, a conveying device with a first conveying belt and a second conveying belt which are arranged in parallel and at intervals, a first assembling device arranged on the periphery of the first rotary table, a transfer device arranged between the first rotary table and the second rotary table, a rotating device arranged between the transfer device and the second rotary table, a second assembling device arranged on the periphery of the second rotary table, and a third assembling device arranged between the first conveying belt and the second conveying belt.

4. The automatic magic cube assembling line according to claim 1, wherein the middle layer assembling machine comprises a third rotary table, a central component feeding device, four prism block assembling devices, a middle layer blanking device and four prism block transferring devices, wherein the central component feeding device is arranged on the peripheral side of the third rotary table along the conveying direction of the third rotary table, the four prism block transferring devices are arranged between the third rotary table and the four prism block assembling devices in a one-to-one correspondence manner, and the central component feeding device is used for taking and placing the central components conveyed by the central component assembling machine onto the third rotary table; the four edge block assembling devices are used for respectively assembling the two edge seats into an edge block, the four edge block conveying devices are used for sequentially and correspondingly assembling the four edge blocks between every two adjacent center blocks on the center assembly one by one to form an intermediate layer of the magic cube, and the intermediate layer blanking device is used for taking down the intermediate layer from the third turntable and conveying the intermediate layer towards the direction of the general assembly machine.

5. An automatic magic cube assembling line according to claim 4, wherein the prism transfer device can reciprocate linearly between the prism assembling device and the third turntable to take and deliver the prisms, and the prism can be driven to rotate for a certain angle during the taking and delivering process to adjust the assembling angle of the prisms.

6. An automatic magic cube assembling line according to claim 1, wherein the top assembling machine comprises an assembling unit and two assembling units arranged at two opposite sides of the assembling unit, each assembling unit comprises a prism block assembling device, two corner block assembling devices and a first assembling device arranged between the prism block assembling device and the two corner block assembling devices, the assembling unit comprises two prism block assembling devices and a second assembling device arranged between the two prism block assembling devices, the corner block assembling devices are used for assembling three corner seats into a corner block, the prism block assembling devices are used for assembling two prism seats into a prism block, the first assembling device is used for splicing a prism block between the two corner blocks to form a splicing part, and the second assembling device is used for splicing two prism blocks provided by the two prism block assembling devices arranged at two sides of the second assembling device to the two splicing parts provided by the two first assembling devices Between the connecting pieces, thereby forming the top layer of the puzzle.

7. An automatic magic cube assembling line according to claim 6, wherein the edge block assembling devices and the two corner block assembling devices on the periphery of the first splicing device are arranged in a shape like a Chinese character pin, the two edge block assembling devices on the two sides of the second splicing device are arranged in a shape like a Chinese character 'yi', and the three first splicing device and the second splicing device are arranged in a shape like a Chinese character 'Z'.

8. An automatic magic cube assembling line according to claim 6, wherein the first splicing device comprises a first splicing table, a third conveyer belt arranged on the first splicing table and two fourth conveyer belts arranged on two opposite sides of the third conveyer belt, the third conveyer belt is arranged between the first splicing table and the edge block assembling device and used for conveying the edge blocks, and the two fourth conveyer belts are arranged between the first splicing table and the two corner block assembling devices on two sides of the first splicing table in a one-to-one correspondence manner and used for conveying the corner blocks; the second splicing device comprises a second splicing table, a fifth conveying belt and a sixth conveying belt which are arranged in parallel and at intervals on the second splicing table, and two seventh conveying belts on two opposite sides of the fifth conveying belt, the fifth conveying belt and the sixth conveying belt are correspondingly arranged between the second splicing table and two first splicing devices, and the second splicing table and the two first splicing devices are used for correspondingly conveying splicing pieces on the two first splicing devices, the direction of conveying the fifth conveying belt and the sixth conveying belt is opposite, and the two seventh conveying belts are correspondingly arranged between the fifth conveying belt and two sides between the edge block assembling devices and used for correspondingly conveying edge blocks on the edge block assembling devices.

9. The automatic magic cube assembling line according to claim 1, wherein the general assembling machine comprises a fourth rotary table, and a middle layer feeding device, a top end oiling device, a top layer feeding device, a top layer press-fitting device, a top layer forming device, a turnover device, a bottom end oiling device, a bottom layer feeding device, a bottom layer press-fitting device, a bottom layer forming device and a finished product blanking device which are arranged on the periphery of the fourth rotary table along the conveying direction of the fourth rotary table, wherein the middle layer feeding device is used for taking and placing the middle layer on the fourth rotary table, the top end oiling device and the bottom end oiling device successively spray lubricating oil to the centers of the top end and the bottom end of the middle layer, and the top layer feeding device and the bottom layer feeding device respectively correspondingly take and place the top layer and the bottom layer to the top end and the bottom end of the middle layer after oiling, the top layer press-fitting device and the bottom layer press-fitting device sequentially press-fit the two center block main bodies to the other two connecting arms of the cross connecting shaft of the middle layer from the center positions of the top layer and the bottom layer correspondingly, the top layer forming device and the bottom layer forming device respectively press-fit two end covers to the ports of the center seats of the two center block main bodies correspondingly to form the magic cube, and the finished product blanking device is used for taking down the magic cube from the fourth rotary table to discharge.

10. An automatic magic cube assembling line according to claim 9, wherein a plurality of assembling jigs are uniformly distributed on the fourth rotary table, each assembling jig is provided with an imitated groove corresponding to the shape of the outer contour of the middle layer, a first pre-storage area corresponding to the shape of the outer contour of the center block main body, and a second pre-storage area corresponding to the shape of the outer contour of the end cover, when the top press-fitting device presses one center block main body onto the connecting arm at the top side end of the middle layer, the other center block main body is placed in the first pre-storage area, and when the bottom forming device presses one end cover onto the port of the center seat at the center position of the bottom layer, the other end cover is placed in the second pre-storage area.