CN210172806U - Welding device for motor stator - Google Patents

Abstract

The utility model discloses a welding set of motor stator, including the weldment work platform, the weldment work platform is provided with welding axle core, the quadruplex position rotary disk, feed mechanism, welding mechanism, detection mechanism and unloading mechanism, welding axle core sets up on the weldment work platform, the quadruplex position rotary disk rotationally sets up on welding axle core, be provided with the material loading station on the quadruplex position rotary disk, the welding station, detect station and unloading station, the material loading station corresponds the feed mechanism setting, the welding station corresponds the welding mechanism setting, it corresponds detection mechanism setting to detect the station, the unloading station corresponds the unloading mechanism setting. The utility model discloses welding time is short, and can in time detect the welding effect, has effectively improved production efficiency.

Description

Welding device for motor stator

Technical Field

The utility model relates to the field of machine-building, especially, relate to a motor stator's welding set.

Background

The existing motor stator is low in winding difficulty and high in production efficiency due to the fact that the straight bar-shaped stator is generally used before winding, most of needed motor stators are generally round stators at present, and finally terminals are welded by means of manpower or welding machines.

On the basis, how to realize rapid welding and real-time monitoring of the welding effect to improve the working efficiency becomes a technical problem to be solved by technical personnel in the field at present.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can automatic weld and single motor stator's of real time monitoring welding effect welding set.

In order to achieve the above purpose, the solution of the present invention is: motor stator's welding set, its characterized in that: including weldment work platform and welding conveyor, welding conveyor sets up one side of weldment work platform, the weldment work platform is provided with welding axle core, quadruplex position rotary disk, feed mechanism, welding mechanism, detection mechanism and unloading mechanism, the welding axle core sets up on the weldment work platform, the quadruplex position rotary disk rotationally sets up on the welding axle core, be provided with material loading station, welding station, detection station and unloading station on the quadruplex position rotary disk, the material loading station corresponds feed mechanism sets up, the welding station corresponds welding mechanism sets up, the detection station corresponds detection mechanism sets up, the unloading station corresponds unloading mechanism sets up.

As a preferred mode of the utility model, welding mechanism include welding guide block, first welding drive arrangement, by first welding drive arrangement drive can be followed welding frame, second welding drive arrangement that the welding guide block moved up, by second welding drive arrangement drive can follow the welding block and the laser welding rifle that reciprocate, the welding guide block is fixed to be set up on the weldment work platform, install on the welding block the laser welding rifle.

As a preferred mode of the utility model, unloading mechanism include unloading frame, third welding drive arrangement, by third welding drive arrangement drive can be followed the unloading link, the fourth welding drive arrangement that the length direction of unloading frame removed, by fourth welding drive arrangement drive can follow the unloading movable block, fifth welding drive arrangement, unloading manipulator and the unloading conveyor who reciprocates, the unloading frame sets up on the weldment work platform, transversely be provided with in the unloading frame the unloading link, the bottom of unloading shifting card is provided with unloading manipulator, unloading conveyor sets up one side of unloading manipulator.

By adopting the technical scheme, the utility model puts the shaped circular stator into the feeding station of the four-station rotating disc through manpower or a mechanical arm, starts the feeding mechanical arm, and moves the shaped circular stator to the feeding station through the feeding mechanical arm; rotating the four-station rotating disc to enable the feeding station to rotate to the next station, namely a welding station, and starting a welding mechanism to realize automatic laser welding; the four-station rotating disc is rotated to enable the welding station to rotate to the next station, namely the detection station, and the welding effect is observed through the detection mechanism, so that the welding effect is convenient to process in time; and rotating the four-station rotating disc to enable the detection station to rotate to the next station, namely a blanking station, starting a blanking manipulator, and moving the welded circular stator in the blanking station to the welding conveying device through the blanking manipulator, so that the whole welding work is completed. The utility model discloses welding time is short, and can in time detect the welding effect, has effectively improved production efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the clamp of the present invention;

fig. 3 is a schematic structural view of the feeding device of the present invention;

fig. 4 is a schematic structural diagram of the mobile device of the present invention;

fig. 5 is a schematic structural view of the plug terminal device of the present invention;

fig. 6 is another angle structure diagram of the plug terminal device of the present invention;

FIG. 7 is a schematic structural view of a four-station apparatus according to the present invention;

fig. 8 is a schematic structural view of the gripping device of the present invention;

fig. 9 is a schematic structural view of the winding device of the present invention;

fig. 10 is a schematic structural view of the enameled wire guiding mechanism of the present invention;

fig. 11 is a schematic structural view of the forming device of the present invention;

FIG. 12 is a schematic structural view of a secondary forming mechanism of the present invention;

fig. 13 is a schematic structural view of the welding device of the present invention.

The figures are labeled as follows: the jig 1, the conveying device 10, the first conveying device 101, the second conveying device 102, the third conveying device 103, the upper press plate 11, the lower press plate 12, the guide rod 13, the jig spring 14, the T-shaped groove 15, the first positioning block 161, the second positioning block 162, the clamping groove 17, the jig groove 18, the feeding device 2, the feeding table 21, the laser sensor 211, the switch 212, the pushing block 213, the presser 214, the pushing block 215, the pushing cylinder 216, the stopper 3, the first moving mechanism 301, the second moving mechanism 302, the moving frame 31, the moving mechanism 32, the moving cylinder 320, the first claw 321, the second claw 322, the moving driving cylinder 323, the moving beam 324, the moving guide rail 33, the moving connection block 34, the plug terminal device 4, the plug terminal table 41, the terminal guide block 411, the terminal frame 412, the terminal motor 413, the terminal guide plate 414, the terminal guide screw 415, the terminal guide hole 416, the guide hole 416, and the like, The terminal feeding mechanism 43, the terminal support 431, the terminal wheel 432, the terminal rail 433, the rail roller 434, the terminal inserting cylinder 441, the terminal connecting plate 442, the push plate 443, the push plate cylinder 444, the push head 445, the terminal extending hole 446, the terminal cutting cylinder 451, the die cutter 452, the four-station device 5, the four-station workbench 51, the four-station turntable 52, the stator frame 53, the T-shaped bump 54, the grabbing device 6, the grabbing frame 61, the grabbing mechanism 62, the grabbing cylinder 620, the front claw 621, the middle claw 622, the rear claw 623, the front driving cylinder 624, the rear driving cylinder 625, the grabbing cross beam 626, the grabbing guide rail 63, the grabbing connecting block 64, the winding device 7, the winding workbench 71, the enameled wire container 72, the enameled wire guide mechanism 73, the enameled wire support 731, the first enameled wire support 7311, the second enameled wire support 7312, the wire outlet wheel 732, the damping wheel, the wire rod 734, the wire wheel 735, the reel 736, the wire, A guide device 737, a guide hole 738, a wire winding spring 739, a guide tube 740, a three-dimensional wire winding mechanism 74, a needle mouth fixing seat 741, a needle mouth 742, a fixing mechanism 75, a wire clamping rack 751, a wire clamping seat 752, a wire clamping mouth 753, a wire clamping mechanism 76, a turnover mechanism 78, a turnover worktable 781, a turnover bracket 782, a turnover motor 783, a turnover connecting rod 784, a first turnover surface 7841, a second turnover surface 7842, a third turnover surface 7843, a T-shaped rod 785, a limiting seat 786, a limiting mechanism 787, a limiting cylinder 788, a forming device 8, a secondary forming mechanism 80, a second shaft core 801, a secondary forming cylinder 802, a secondary forming block 803, a forming worktable 81, a forming shaft core 82, a forming clamping device 83, a clamping guide rail 831, a clamping cylinder 832, a clamping pressure head 833, a forming rounding device 84, a rounding guide rail 841, a rounding moving seat 842, a rounding cylinder 843, a rounding pressure head 844, a rounding roller 845, a, The device comprises an opening rounding device 85, an opening rounding rack 851, an opening rounding cylinder 853, an opening rounding press head 854, a forming rack 86, a forming connecting rack 87, a forming moving block 88, a forming manipulator 89, a welding device 9, a welding workbench 91, a welding shaft core 92, a station 921, a four-station rotating disk 93, a welding mechanism 94, a welding guide block 941, a welding rack 942, a welding block 943, a detection mechanism 95, a blanking mechanism 96, a blanking rack 961, a blanking connecting rack 962, a blanking moving block 963, a blanking manipulator 964 and a welding conveying device 99.

Detailed Description

The present invention will be explained in detail with reference to the accompanying drawings.

As shown in fig. 1-2, an automatic production line of a motor stator includes a fixture 1 for placing a stator 100, a feeding device 2, a moving device, a plug terminal device 4, a four-station device 5, a gripping device 6, a winding device 7, a forming device 8, a welding device 9, and a conveying device 10, the stator 100 is disposed on the fixture 1, the moving device includes a first moving device 301 and a second moving device 302, the conveying device 10 includes a first conveying device 101, a second conveying device 102, and a third conveying device 103, the conveying directions of the second conveying device 102 and the third conveying device 103 are the same and are opposite to the conveying direction of the first conveying device 101, the feeding device 2 is disposed on the first conveying device 101, the plug terminal device 4 and the winding device 7 are sequentially disposed along the conveying direction of the second conveying device 102 (or the third conveying device 103), preferably, the winding device 7 may be provided in plurality according to production conditions. The four-station device 5 is arranged between the plug-in terminal device 4 and the third conveying device 103, the gripping device 6 is arranged above the four-station device 5, the first moving device 301 is arranged at the tail end of the first conveying device 101, the second moving device 302 is arranged at the tail end of the second conveying device 102, and the forming device 8 and the welding device 9 are arranged on one side of the first conveying device 101 in parallel.

The first moving device 301 is used for moving the clamp 1 with the stator 100 on the first conveying device 101 to the second conveying device 102 to wait for the operation of the inserting terminal device 4, the second moving device 302 is used for moving the clamp 1 with the stator 100 on the second conveying device 102 to wait for the operation of the forming device 8 on the first conveying device 101, and the gripping device 6 is used for moving the clamp 1 with the stator 100 on the second conveying device 102 to the four-station device 5 to wait for the operation of the inserting terminal device 4 and moving the clamp 1 with the stator 100 on the four-station device 5 to wait for the operation of the winding device 7 on the third conveying device 103. Preferably, a stop 3 is arranged on one side of the second conveying device 102 close to the gripping device 6, when the plugging terminal device 4 is out of order or is not in time to work, the stop 3 stops the fixture 1 with the stator 100 at this time before the stop 3, so that the fixture 1 with the stator 100 without the plugging terminal is prevented from moving to the tail end of the second conveying device 102 along the conveying direction of the second conveying device 102, and the stop 3 mainly plays a role of stopping.

Further, as shown in fig. 2, the fixture 1 includes an upper platen 11, a lower platen 12, two guide rods 13 and two fixture springs 14, guide rod holes are respectively provided at two ends of the upper platen 11 and the lower platen 12, a first positioning block 161 is provided on the upper platen 11, a second positioning block 162 is provided on the lower platen 12, the first positioning block 161 is arranged along a length direction of the upper platen 11, the second positioning block 162 is arranged along a length direction of the lower platen 12, the first positioning block 161 and the second positioning block 162 can be symmetrically arranged or arranged in a staggered manner, as long as the stator 100 can be clamped and fixed. The embodiment adopts a staggered arrangement mode.

The both ends of top board 11 are provided with anchor clamps recess 18, form the space that can supply tight piece 215 (will introduce below) holding between anchor clamps recess 18 and the lower plate 12, and guide bar 13 passes lower plate 12 the guide bar hole and with lower plate 12 fixed connection, guide bar 13 pass top board 11 the guide bar hole still overlaps and is equipped with anchor clamps spring 14 between guide bar 13 and the top board 11, anchor clamps spring 14's one end and guide bar 13 fixed connection, and the other end supports and leans on top board 11, is provided with clamping groove 17 and two T shape recesses 15 on top board 11 and the lower plate 12 respectively, and two T shape recesses 15 symmetry set up at the both ends of top board 11 and lower plate 12, and are located two between the guide bar hole, clamping groove 17 sets up between two T shape recesses 15.

Further, as shown in fig. 4, the first moving device 301 includes a moving frame 31, a moving mechanism 32, a moving guide 33, a moving connecting block 34, and a moving driving device, wherein the moving guide 33 is disposed on the moving frame 31 along the length direction of the moving frame 31, one end of the moving connecting block 34 is disposed on the moving guide 33, the moving driving device drives the moving connecting block 34 to reciprocate along the length direction of the moving guide 33, and preferably, the moving driving device may employ an air cylinder. The other end of the movable connecting block 34 is connected with the moving mechanism 32, the moving mechanism 32 comprises a movable cylinder 320, a first jaw 321, a second jaw 322, a driving cylinder 323 and a movable beam 324, a cylinder body of the movable cylinder 320 is connected with the movable connecting block 34, an expansion link of the movable cylinder 320 is connected with the movable beam 324, the movable cylinder 320 drives the movable beam 324 to reciprocate up and down, the second jaw 322 is fixedly connected to one side of the movable beam 324, the other side of the movable beam 324 is fixedly connected with the expansion link of the driving cylinder 323, the cylinder body of the driving cylinder 323 is fixedly connected with the first jaw 321, and the driving cylinder 323 drives the first jaw 321 to reciprocate towards the direction of the second jaw 322. It is worth mentioning that the second mobile device 302 has the same structure as the first mobile device 301.

The utility model discloses a set up first mobile device 301 and second mobile device 302, first mobile device 301 is used for moving anchor clamps 1 on the first conveyor 101 to wait to plug in terminal device 4 operation on the second conveyor 102, and second mobile device 302 is used for moving anchor clamps 1 on the second conveyor 102 to wait to make up device 8 operation on the first conveyor 101. This sets up through automated design, has reduced workman's the amount of labour, has improved production efficiency, reasonable in design.

Further, as shown in fig. 7, the four-station apparatus 5 includes a four-station table 51, a four-station turntable 52, four stator frames 53, and a four-station rotating shaft (not shown in the figure), the four-station rotating shaft is disposed at the bottom of the four-station table 51, the four stator frames 53 are rotatably disposed on the four-station turntable 52, and two adjacent stator frames 53 are vertically disposed. Two T-shaped projections 54 are arranged on the stator frame 53, and the two T-shaped projections 54 are matched with the two T-shaped grooves 15 in the clamp 1, so that the clamp 1 can be stably placed on the stator frame 53.

Further, as shown in fig. 8, the grabbing device 6 includes a grabbing frame 61, a grabbing mechanism 62, a grabbing guide rail 63, a grabbing connecting block 64 and a movement driving device, the grabbing guide rail 63 is disposed on the grabbing frame 61 along the length direction of the grabbing frame 61, one end of the grabbing connecting block 64 is disposed on the grabbing guide rail 63, the movement driving device drives the grabbing connecting block 64 to reciprocate along the grabbing guide rail 63, and preferably, the movement driving device may employ an air cylinder. The other end of the grabbing connecting block 64 is connected with the grabbing mechanism 62, the grabbing mechanism 62 comprises a grabbing cylinder 620, a front claw 621, a middle claw 622, a rear claw 623, a front driving cylinder 624, a rear driving cylinder 625 and a grabbing beam 626, the cylinder body of the grabbing cylinder 620 is connected with the grabbing connecting block 64, the telescopic rod of the grabbing cylinder 620 is connected with the grabbing beam 626, the grabbing cylinder 620 drives the grabbing beam 624 to reciprocate up and down, the middle claw 622 is fixedly connected to the middle of the bottom of the grabbing beam 626, one end of the grabbing beam 626 is fixedly connected with the telescopic rod of the front driving cylinder 624, and the cylinder body of the front driving cylinder 624 is fixedly connected with the front claw 621; the other end of the grabbing cross beam 626 is fixedly connected with a telescopic rod of a rear driving cylinder 625, a cylinder body of the rear driving cylinder 625 is fixedly connected with a rear claw 623, the front driving cylinder 624 and the rear driving cylinder 625 are driven to stretch and contract, so that the front claw 621 and the rear claw 623 respectively reciprocate towards the middle claw 622, the front driving cylinder 624, the front claw 621 and the middle claw 622 form a first grabbing mechanism, and the rear driving cylinder 625, the rear claw 623 and the middle claw 622 form a second grabbing mechanism.

The utility model discloses a set up grabbing device 6, the anchor clamps 1 that have stator 100 that have placed completion plug terminal on stator frame 53 is initial condition. When the device is used, the moving driving device is driven, the second grabbing mechanism moves to a position right above the second conveying device 102, the grabbing cylinder 620 is driven, the grabbing cross beam 626 moves downwards, the front driving cylinder 624 is driven, the front claw 621 moves relative to the middle claw 622, the second grabbing mechanism clamps away the clamp 1 with the stator 100 on the second conveying device 102 after the feeding device is completed, and the grabbing cylinder 620 is driven to move the grabbing cross beam 626 upwards;

driving the moving driving device to move the first grabbing mechanism to be right above the stator frame 53, driving the grabbing cylinder 620 to move the grabbing beam 626 downwards, driving the rear driving cylinder 625, moving the rear claw 623 relative to the middle claw 622, clamping the fixture 1 with the stator 100 on the stator frame 53 after the plugging terminal device 4 is completed on the initial state by the first grabbing mechanism, and driving the grabbing cylinder 620 to move the grabbing beam 626 upwards;

driving the moving driving device to enable the second grabbing mechanism to be positioned right above the stator frame 53, driving the grabbing air cylinder 620 to enable the grabbing cross beam 626 to move downwards, placing the clamp 1 with the stator 100 on the second grabbing mechanism, which is just grabbed from the second conveying device 102, on the stator frame 53, and driving the grabbing air cylinder 620 to enable the grabbing cross beam 626 to move upwards;

by driving the moving driving device, the first gripping mechanism moves to a position right above the third conveying device 103, the gripping cylinder 620 is driven, the gripping cross beam 626 moves downward, and the fixture 1 with the stator 100, which has just been gripped by the first gripping mechanism from the stator frame 53, is placed on the third conveying device 103, so that the gripping/placing operation of the whole stator 100 is completed. The utility model discloses when having avoided snatching and placing anchor clamps 1, the back and forth movement of turning back has improved work efficiency.

Further, as shown in fig. 2 and 3, the feeding device 2 includes a feeding table 21, and a fastening device, a sensing device and a control device for controlling the fastening device to clamp and fix the clamp 1 are disposed on the feeding table 21, preferably, the sensing device is a laser sensor 211. The control device is arranged at the bottom of the feeding workbench 21 and is a switch 212. The fastening device comprises two lifters 213 and two pressing devices 214, the lifters 213 and the pressing devices 214 are correspondingly arranged on two sides of the first conveying device 101, each lifter 213 comprises a jacking cylinder 216 and a jacking block 215 which are electrically connected with a switch 212, a cylinder body of the jacking cylinder 216 is fixed on one side of the feeding workbench 21, and the jacking block 215 is arranged on an expansion rod of the jacking cylinder 216. The laser sensor 211 is disposed between the two pressers 214.

When the automatic conveying device works, the clamp 1 is placed in the first conveying device 101, the clamp 1 moves to a preset position, the laser sensor 211 receives a signal, and the controller controls the first conveying device 101 to stop conveying; the switch 212 controls the telescopic rod of the jacking cylinder 216 to extend and retract, and when the jacking block 215 is clamped into the clamp groove 18 of the clamp 1. At this time, the fixture 1 is clamped and relatively fixed by the two tightening blocks 215 and the two pressing blocks 214, the upper pressing plate 11 is spread relative to the lower pressing plate 12, the fixture spring 14 is compressed, so that the fixture 1 is in an open state, and an operator loads the stator 100 between the first positioning block 161 and the second positioning block 162 of the fixture 1, thereby realizing the rapid installation of the stator 100 and the fixture 1; then the switch 212 is released, the telescopic rod of the jacking cylinder 216 retracts, the jacking block 215 is far away from the clamp 1 along with the retraction of the telescopic rod of the jacking cylinder 216, the clamp 1 is in a closed state by the aid of restoring force of the clamp spring 14, the clamp 1 clamps the stator 100 at the moment, and meanwhile the conveying motor is started to drive the first conveying device 101 to rotate again. At this time, the jig 1 with the stator 100 mounted thereon is transported to the working area of the plug terminal device 4.

The utility model discloses a loading attachment 2 can realize anchor clamps 1 and stator 100's quick installation and carry the wire winding process fast to realize that the stator 100 that anchor clamps 1 carried can the quick travel to the work area of plug terminal device 4, effectively improve the operating efficiency.

Further, as shown in fig. 5-6, the socket terminal device 4 includes a socket terminal worktable 41, a clamp placing table, a terminal guide 411, a terminal frame 412, a terminal motor 413, a terminal feeding mechanism 43, a terminal cutting mechanism and a terminal inserting mechanism are arranged on the socket terminal worktable 41, the terminal guide 411 and the terminal motor 413 are respectively fixedly mounted on the socket terminal worktable 41, the terminal guide 411 is provided with a terminal guide plate 414, the terminal frame 412 is provided with a terminal guide hole 416 for the terminal guide plate 414 to pass through, a rotating shaft of the terminal motor 413 is connected with a terminal lead screw 415, the terminal lead screw 415 is provided with a lead screw nut (not shown in the figure), the lead screw nut of the terminal lead screw 415 is connected with the terminal frame 412, the lead screw nut is arranged at the bottom of the terminal frame 412, the terminal motor 413 drives the terminal 415 to rotate, the lead screw 415 drives the lead screw nut to rotate, thereby enabling the terminal housing 412 to move as the terminal lead screw nut rotates.

Further, the terminal feeding mechanism 43 is disposed on one side of the terminal frame 412, the terminal inserting mechanism is disposed on the terminal frame 412, the terminal cutting mechanism is disposed on the terminal inserting mechanism, and the discharging end of the terminal cutting mechanism is disposed below the terminal inserting mechanism. The fixture placing table is arranged corresponding to the discharge end of the terminal cutting mechanism, the fixture placing table is arranged below the terminal inserting mechanism, and preferably, the fixture placing table in the embodiment adopts a four-station device 5. The terminal feeding mechanism 43 is a feeding mechanism for supplying terminals, and is provided on one side of the terminal frame 412. The terminal feeding mechanism 43 includes a terminal support 431, a terminal wheel 432 and a terminal rail 433, preferably, the terminal wheel 432 is provided in two numbers, the terminal support 431 is provided on the plug terminal workbench 41, the terminal wheel 432 is provided at the top of the terminal support 431, one end of the terminal rail 33 is fixedly installed with the terminal support 412, the other end is freely suspended, two rail rollers 434 which rotate in opposite directions are vertically provided at a position where the terminal rail 433 is close to the terminal support 412, and the two rail rollers 434 are used for driving the terminal to move. The terminal chain is wound around the two terminal wheels 432, enters the terminal rail 433, and passes through the two rail rollers 434, thereby performing the operations of inserting and cutting the terminal.

Further, the plug terminal mechanism includes a plug terminal cylinder 441, a terminal connecting plate 442, a push plate 443, a push plate cylinder 444 and a push head 445, the plug terminal cylinder 441 is disposed at the top of the terminal frame 412, an expansion rod of the plug terminal cylinder 441 passes through the top of the terminal frame 412 and is connected to the terminal connecting plate 442, the plug terminal cylinder 441 is disposed in a vertical direction, the terminal connecting plate 442 is disposed in a horizontal direction, the push plate 443 is disposed at the front end of the terminal connecting plate 442, the push plate 443 is respectively provided with an extending hole 446 and a push head cylinder 444, the expansion rod of the push head cylinder 444 is connected to the push head 445, and the extending hole 446 is disposed at the lower end of the push head 445.

Further, the terminal cutting mechanism comprises a terminal cutting cylinder 451 and a punching knife 452, the terminal cutting cylinder 451 is arranged at the rear end of the terminal connecting plate 442, the terminal cutting cylinder 451 is arranged along the horizontal direction, the punching knife 452 is arranged corresponding to the extending hole 446, and the punching knife 452 can adopt a V-shaped punching knife, so that the terminal can be conveniently fixed and clamped. The die blade 452 is connected to the telescopic rod of the terminal cutting cylinder 451, the die blade 452 can extend out of the extending hole 446 along the extension and retraction of the telescopic rod of the terminal cutting cylinder 451, and the moving direction of the die blade 452 is perpendicular to the moving direction of the push head 445.

When the terminal chain passes through the terminal track 433 and passes through the two track rollers 434 which move in opposite directions, the terminal chain is vertically arranged at the moment, the terminal chain is pulled to move towards the direction of the punch blade 452, the terminal cutting cylinder 451 drives the punch blade 452 to perform horizontal punching, so that a required terminal is cut and clamped, and the terminal cutting cylinder 451 passes through the extending hole 446 and moves to a terminal area of the stator 100 to be operated; meanwhile, the push rod of the push head cylinder 444 drives the push head 445 to push the clamped terminal into the terminal slot of the stator 100, thereby completing the plugging action of one terminal. The terminal motor 413 drives the terminal screw 415 to rotate, so as to drive the terminal screw nut to move, the terminal frame 412 moves along with the movement of the terminal screw nut, a terminal groove of the stator 100 needing the plug terminal is controlled through the formation of the terminal screw 415, and then the actions of cutting the terminal and plugging the terminal are repeated.

In the utility model, the fixture 1 carrying the stator 100 is arranged on the stator frame 53 of the four-station device 5, and when the terminal chain is transmitted to the splicing terminal device 4 through the rotation of the four-station turntable 52 of the four-station device 5, the terminal chain is transmitted to the two track rollers 434 of the terminal track 433 through the terminal wheel 432 by the terminal mechanism 43; the stamping knife 452 of the terminal cutting mechanism horizontally punches the terminal through the terminal cutting cylinder 451; the push head 445 of the terminal inserting mechanism pushes the punched terminal into the terminal groove of the stator 100 through the push head cylinder 444, and one-time terminal inserting operation is completed. After the above operations are completed, the terminal motor 413 drives the terminal lead screw 415 to rotate again, so that the terminal frame 412 moves, the terminal frame 412 moves to another position with a plug terminal, the operations of sending, cutting and inserting the terminal are repeated, and the operation of inserting the terminal of the whole stator 100 is completed. The utility model discloses whole production process need not manual operation, uses manpower sparingly, can be applicable to the online machine, also can the unit production.

Further, as shown in fig. 9 to 10, the winding device 7 includes a winding table 71 and an enamel wire container 72, the enamel wire container 72 is disposed at the rear side of the winding table 71, the winding table 71 is provided with an enamel wire guide mechanism 73, a three-dimensional winding mechanism 74, a fixing mechanism 75, a wire clamping mechanism 76, the trimming mechanism (not shown in the figure), the moving mechanism and a turnover mechanism 78, the three-dimensional winding mechanism 74 is disposed at the front end of the enamel wire guide mechanism 73, the fixing mechanism 75 is disposed below the three-dimensional winding mechanism 74, the turnover mechanism 78 is disposed at the front end of the three-dimensional winding mechanism 74, the trimming mechanism is disposed on the turnover mechanism 78, and the moving mechanism 3 is disposed at the front end of the turnover mechanism 78.

The utility model discloses a set up wire winding workstation 71, enameled wire guiding mechanism 73, three-dimensional wire winding mechanism 74, fixed establishment 75 cooperation between trimming mechanism, moving mechanism and the tilting mechanism 78 provides stator 100's wire winding efficiency, has reduced manufacturing cost.

The turnover mechanism 78 comprises a turnover workbench 781 arranged at two sides of the winding workbench 71, a turnover bracket 782 arranged on the turnover workbench 781, a turnover motor 783, a turnover limiting mechanism 781 and a turnover connecting rod 784 connected with a rotating shaft of the turnover motor 783, the turnover connecting rod 784 comprises a first turnover surface 7841, a second turnover surface 7842, a third turnover surface 7843 and a fourth turnover surface (not shown in the figure), two T-shaped rods 785 are oppositely arranged on the first turnover surface 7841 and the third turnover surface 7843, two T-shaped rods 785 of the first turnover surface 7841 extend out of the fourth turnover surface, two T-shaped rods 785 of the third turnover surface extend out of the second turnover surface 7842, two limiting seats 786 and two limiting mechanisms 787 are respectively arranged on the second turnover surface 7842 and the fourth turnover surface, the two limiting seats 786 are positioned between the two limiting mechanisms 787, and the limiting mechanisms 787 comprise a limiting laser sensor (not shown in the figure) and a limiting air cylinder 788, and the limiting laser sensor is electrically connected with the limiting cylinder 788.

The turnover mechanism 78 is further provided with a thread cutting device (not shown in the figure), and the thread cutting mechanism can adopt a method which is conventional in the art, such as a thread cutting mode of a thread cutting mechanism of a Chinese patent (CN 108512377A).

The upper press plate 11 is provided with two T-shaped grooves 15 and a clamping groove 17 into which the second clamping jaw 322 can extend, and the two T-shaped grooves 15 are arranged corresponding to the two T-shaped rods 785 of the first turnover surface 7841. When the fixture is used, the second clamping jaw 322 extends into the clamping groove 17, the first clamping jaw 321 is placed on the peripheries of the first positioning block 161 and the second positioning block 162, the driving cylinder 323 is driven to move, so that the first moving mechanism clamps the fixture 1 with the stator 100, then the T-shaped groove 15 is assembled corresponding to the T-shaped rod 785, at the moment, the fixture 1 is located below the limiting seat 786, at the moment, the fixture corresponding to the third overturning surface 7843 is located above the corresponding limiting seat 786, the fixture is prevented from falling off, the laser sensor receives a signal and sends the signal to the limiting cylinder 788, the limiting cylinder 788 drives the telescopic rod of the limiting cylinder 788, at the moment, the telescopic rod of the limiting cylinder 788 is located below the fixture 1, the fixture 1 is supported, the fixture is prevented from falling off, and the fixture 1 is prevented from falling off when the overturning connecting rod 784 is overturned.

Further, the enamel wire guide mechanism 73 includes an enamel wire holder 731, a guide tube 740, a wire outlet wheel 732, a damping wheel 733, a wire rod 734, a wire outlet wheel 735, and a reel 736, which are equal in number and at least two, and preferably, three sets are provided. The enameled wire support 731 comprises a first enameled wire support 7311 and a second enameled wire support 7312, a reel 736 is arranged on the first enameled wire support 7311, a guide pipe 740, a wire outlet wheel 732, a damping wheel 733 and a wire guide rod 734 are all arranged on the second enameled wire support 7312, the wire guide wheel 735 is arranged at the upper end of the wire guide rod 734, a guide device 737 is further arranged between the first enameled wire support 7311 and the second enameled wire support 7312, and a guide hole 738 is arranged on the guide device 737. The enameled wire guiding mechanism 73 further comprises a plurality of auxiliary wheels, a winding spring 739 for buffering is arranged on each of the wire rod 734 and the reel 736, and the winding spring 739 is used for buffering and protecting the enameled wire when the three-dimensional winding mechanism 74 works. As shown in fig. 2, during operation, the enameled wire is led out from the enameled wire container 72, passes through the guide pipe 740, the outlet wheel 732, the damping wheel 733, the wire passing wheel 735, the guide hole 738 and the winding wheel 736, and finally is led out from the auxiliary wheel and enters the three-dimensional winding mechanism 74. The enameled wire guiding mechanism 73 ensures that the enameled wire keeps certain tension when being led out, is not loosened and falls off, ensures normal winding, and improves the winding efficiency.

Further, the three-dimensional winding mechanism 74 includes a winding moving device (not shown), a needle tip fixing seat 741 and a needle tip 742, and the winding manner and the winding structure of the three-dimensional winding mechanism 74 can be implemented by a conventional technique in the art, such as the winding manner and the winding structure of the three-dimensional winding mechanism of chinese patent (CN 108512377A). The utility model discloses a three-dimensional wire winding mechanism 74's setting has realized needle mouth fixing base 741 front-and-back movement about from top to bottom for needle mouth 742 wire winding is nimble, and has reduced the work load of stator 100 welding head, realizes winding wire in succession a plurality of stators 100.

Further, the fixing mechanism 75 includes a wire clamping frame 751, a wire clamping seat 752, and a wire clamping mouth 753, the wire clamping frame 751 is disposed on the winding table 71, the wire clamping seat 752 is disposed on the wire clamping frame 751 and can move along the length direction of the wire clamping frame 751, the wire clamping mouth 753 is disposed on the wire clamping seat 752 and can move up and down along the wire clamping seat 752, and the wire clamping mouth 753 is disposed right above the turnover mechanism 78. The fixing mechanism 75 is arranged, so that the enameled wire is convenient to fix, and convenience is provided for shearing of the enameled wire.

Furthermore, the clamping manner of the wire clamping device 76 can be a clamping manner of a fixing mechanism in the Chinese patent (CN108512377A) which is conventional in the art.

When the winding device 7 of the utility model works, the clamp 1 with the stator 100 is placed on the T-shaped rod 785 of the first turnover surface 7841, and the clamp 1 can be well fixed on the T-shaped rod 785 through the limiting seat 786 and the limiting mechanism 787, the overturning motor 783 drives the overturning connecting rod 784 to overturn the stator 100 to the three-dimensional winding mechanism 74 for automatic winding, while winding the wire, the jig 1 with the stator 100 may be previously placed on the T-bar 785 of the third inversion surface 7843, and after the winding is finished, the overturning motor 783 drives the overturning connecting rod 784 to overturn the stator 100 which is assembled in advance to the three-dimensional winding mechanism 74 for winding, the stator 100 whose winding is completed is held by the moving mechanism and placed on the second conveyor 102, while the jig 1 with the stator 100 on the third conveyor, on which the winding is not completed, is previously set with the stator 100 to be wound again. The utility model discloses can realize stator 100's the blowing of getting in advance to also can put in advance the blowing in wire-wound/get the material, improve production efficiency.

The winding device 7 of the utility model realizes automation, provides winding efficiency and reduces production cost; and meanwhile, a plurality of stators 100 are continuously wound, so that the workload of welding wire ends is reduced.

Further, as shown in fig. 11 to 12, the forming device 8 includes a forming table 81, the forming table 81 is provided with a forming shaft core 82, a forming clamping device 83, two forming rounding devices 84 and an opening rounding device 85, the forming clamping device 83, the two forming rounding devices 84 and the opening rounding device 85 are all disposed on the periphery of the forming shaft core 82, the forming clamping device 83 and the opening rounding device 85 are symmetrically disposed on the front and rear sides of the forming shaft core 82, the two forming rounding devices 84 are symmetrically disposed on the left and right sides of the forming shaft core 82 and are respectively perpendicular to the clamping device 83 (or the opening rounding device 85), the forming clamping device 83 includes a clamping rail 831 disposed on the forming table 81, a clamping cylinder 832 disposed on the clamping rail 831, and a clamping ram 833 driven by the clamping cylinder 832 and capable of sliding back and forth along the clamping rail 831, the forming rounding device 84 includes a rounding rail 841 disposed on the forming table 82, The rounding device 85 comprises an opening rounding frame 851 arranged on the forming workbench 81, two opening rounding guide rails (not shown in the figure) arranged on the opening rounding frame 851 in a V shape, two opening rounding cylinders 853 respectively arranged on the opening rounding guide rails and opening rounding press heads 854 respectively driven by corresponding opening rounding cylinders 853 and capable of sliding back and forth on the opening rounding guide rails.

Further, a rounding roller 845 is disposed on the rounding ram 844.

Further, an opening rounding roller (not shown) is provided on the opening rounding press 854.

Further, as shown in fig. 11 to 12, the forming device 8 further includes a forming table 81, a secondary forming mechanism 80, a forming frame 86, a first forming driving device (not shown), a forming connecting frame 87 driven by the first forming driving device and movable in a length direction of the forming frame 86, a second forming driving device (not shown), a forming moving block 88 driven by the second forming driving device and movable up and down, a third forming driving device (not shown), and a forming manipulator 89, wherein the forming frame 86 is disposed at a rear end of the secondary forming mechanism 83, the forming connecting frame 87 is disposed on the forming frame 86 in a transverse direction, and the third forming driving device drives the forming manipulator 89 to open and close to grasp the stator 100.

Further, the secondary forming mechanism 80 includes a second shaft core 801 and a plurality of secondary forming cylinder 802, the plurality of secondary forming cylinder 802 circumferentially sets up the outer lane of the second shaft core 801, all is provided with the secondary forming block 803 on the telescopic link of the plurality of secondary forming cylinder 802, and the secondary forming block 803 all moves along the centre of a circle direction of the second shaft core 801, and the forming shaft core 82 and the second shaft core 801 are arranged on the same horizontal line.

The working principle is as follows: the clamp 1 with the stator 100 on the second conveying device 102 is taken out manually or by a mechanical arm, the stator 100 is taken out of the clamp 1 and placed between the forming shaft core 82 and the forming clamping device 83, and the clamping pressure head 833 is driven to move forwards by the clamping cylinder 832 to clamp and fix the straight stator; then, the driving moving device drives the left and right round moving seats 842 to move forward, and at this time, the round moving seats 842 press the surface of the straight bar-shaped stator to bend the straight bar-shaped stator to form the U-shaped stator 100; the left and right rounding cylinders 843 respectively drive the two rounding press heads 844 to move, the rounding roller 845 presses the surface of the U-shaped stator at the moment, and the two ends of the U-shaped stator are close to the middle; finally, the opening shaping pressure head 854 is driven to move forwards through the opening shaping cylinder 853, at the moment, the opening round roller presses the surface of the opening round stator, the two ends of the opening round stator are closed towards the middle, the two ports are closed, the opening round stator is changed into a round shape, and the straight bar-shaped stator is preliminarily bent into a round shape.

Respectively driving a first forming driving device, a second forming driving device and a third forming driving device to enable a forming manipulator 89 to move right above a forming shaft core 82, move downwards and grab a preliminarily shaped circular stator, then move upwards to be far away from the forming shaft core 82, a forming moving block 88 moves right above a second shaft core 801 along the direction of a forming connecting frame 87, the forming manipulator 89 moves downwards again to be above the second shaft core 801, and the preliminarily shaped circular stator is put down, and then the preliminarily shaped circular stator is placed on the periphery of the second shaft core 801; the secondary forming air cylinder 802 drives the secondary forming block 803 to move along the direction of the second shaft core 801, the primarily shaped circular stator is shaped again, and the stator bending quality roundness is guaranteed to be 0.03mm through shaping of the secondary forming air cylinders 802, so that the shaped circular stator of the whole straight bar-shaped stator is completed.

The utility model discloses a forming device 8 adopts shaping axle core cylinder 82 and second axle core 801 as the mould, progressively carries out the plastic to alignment bar stator, has improved production efficiency and has guaranteed production quality simultaneously.

As shown in fig. 13, the welding device 9 includes a welding table 91 and a welding conveying device 99, the welding conveying device 99 is disposed on one side of the welding table 91, the welding table 91 is provided with a welding shaft core 92, a four-position rotating disk 93, a feeding mechanism, a welding mechanism 94, a detection mechanism 95 and a blanking mechanism 96, the welding shaft core 92 is disposed on the welding table 91, the four-position rotating disk 93 is rotatably disposed on the welding shaft core 92, the four-position rotating disk 93 is provided with four stations 931, the four stations 931 are uniformly disposed around the welding shaft core 92, the four stations 931 are respectively a feeding station, a welding station, a detection station and a blanking station, the feeding station is arranged corresponding to the feeding mechanism, the welding station is arranged corresponding to the welding mechanism 94, the detection station is arranged corresponding to the detection mechanism 95, and the blanking station is arranged corresponding to the blanking mechanism 96.

Further, the feeding mechanism includes a forming frame 86, a first forming driving device (not shown), a forming connecting frame 87 driven by the first forming driving device and capable of moving along the length direction of the forming frame 86, a second forming driving device (not shown), a forming moving block 88 driven by the second forming driving device and capable of moving up and down, a third forming driving device (not shown), and a forming manipulator 89. The forming rack 86 is arranged at the rear end of the secondary forming mechanism 83, the forming connecting rack 87 is transversely arranged on the forming rack 86, and the third forming driving device drives the forming manipulator 89 to open and close to grab the stator 100.

Further, the welding mechanism 94 includes a welding guide 941, a first welding driving device (not shown in the figure), a welding frame 942 which is driven by the first welding driving device and can move to the welding shaft core 92 along the welding guide 941, a second welding driving device (not shown in the figure), a welding block 943 which can move up and down along the welding frame 942 and a laser welding gun (not shown in the figure) which are driven by the second welding driving device, the welding guide 941 is fixedly arranged on the welding worktable 91, and the laser welding gun is installed on the welding block 943.

Further, the blanking mechanism 96 includes a blanking frame 961, a third welding driving device (not shown), a blanking connecting frame 962 which is driven by the third welding driving device and can move up and down along the blanking frame 961, a fourth welding driving device (not shown), a blanking moving block 963 which is driven by the fourth welding driving device and can move along the length direction of the blanking connecting frame 962, a fifth welding driving device (not shown), and a blanking manipulator 964, wherein the fifth welding driving device drives the blanking manipulator 964 to open and close so as to grab the stator 100. The blanking rack 961 is arranged on the welding workbench 91, the blanking connecting frame 962 is transversely arranged on the blanking rack 961, the blanking manipulator 964 is arranged at the bottom of the blanking moving block 963, and the blanking conveying device is arranged on one side of the welding workbench 91.

By adopting the technical scheme, the utility model puts the shaped circular stator into the feeding station of the four-station rotating disc 93 through manual work or a mechanical arm, starts the feeding mechanical arm 934, and moves the shaped circular stator to the feeding station through the feeding mechanical arm 934; rotating the four-station rotating disc 93 to enable the feeding station to rotate to the next station, namely a welding station, and starting the welding mechanism 94 to realize automatic laser welding; the four-station rotating disc 93 is rotated to enable the welding station to rotate to the next station, namely the detection station, and the welding effect is observed through the detection mechanism 95, so that timely treatment is facilitated; the four-station rotating disc 93 is rotated to enable the detection station to rotate to the next station, namely a blanking station, the blanking manipulator 964 is started, and the welded circular stator in the blanking station is moved to the welding conveying device through the blanking manipulator 964, so that the whole welding work is completed. The utility model discloses welding time is short, and can in time detect the welding effect, has effectively improved production efficiency.

The utility model discloses an automatic production line of stator 100 comprises a complete production line by loading attachment 2, plug terminal device 4, quadruplex position device 5, grabbing device 6, winding device 7, forming device 8, welding set 9 and conveyor 10, has reduced the amount of labour, has improved production efficiency, reasonable in design.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (3)

1. Motor stator's welding set, its characterized in that: including weldment work platform and welding conveyor, welding conveyor sets up one side of weldment work platform, the weldment work platform is provided with welding axle core, quadruplex position rotary disk, feed mechanism, welding mechanism, detection mechanism and unloading mechanism, the welding axle core sets up on the weldment work platform, the quadruplex position rotary disk rotationally sets up on the welding axle core, be provided with material loading station, welding station, detection station and unloading station on the quadruplex position rotary disk, the material loading station corresponds feed mechanism sets up, the welding station corresponds welding mechanism sets up, the detection station corresponds detection mechanism sets up, the unloading station corresponds unloading mechanism sets up.

2. The welding apparatus for stator of electric machine according to claim 1, wherein: welding mechanism includes welding guide block, first welding drive arrangement, by first welding drive arrangement drive can follow welding frame, second welding drive arrangement that the welding guide block moved up, by second welding drive arrangement drive can follow the welding block and the laser welding rifle that reciprocate, the welding guide block is fixed to be set up on the weldment work platform, install on the welding block the laser welding rifle.

3. The welding apparatus for stator of electric machine according to claim 1, wherein: the blanking mechanism comprises a blanking rack, a third welding driving device, a blanking connecting frame, a fourth welding driving device, a blanking moving block, a fifth welding driving device, a blanking manipulator and a blanking conveying device, wherein the third welding driving device drives the blanking connecting frame to move along the length direction of the blanking rack, the fourth welding driving device drives the blanking moving block to move up and down, the blanking rack is arranged on the welding workbench, the blanking connecting frame is transversely arranged on the blanking rack, the bottom of the blanking moving block is provided with the blanking manipulator, and the blanking conveying device is arranged on one side of the blanking manipulator.

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