CN214291881U - Stator twists reverse and welded equipment - Google Patents
Stator twists reverse and welded equipment Download PDFInfo
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- CN214291881U CN214291881U CN202023153330.4U CN202023153330U CN214291881U CN 214291881 U CN214291881 U CN 214291881U CN 202023153330 U CN202023153330 U CN 202023153330U CN 214291881 U CN214291881 U CN 214291881U
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Abstract
The utility model belongs to an electrician's mechanical equipment technical field, concretely relates to stator twists reverse and welded equipment, including frame, indexing mechanism subassembly, twist reverse the actuating mechanism subassembly, twist reverse mould mechanism subassembly, lift actuating mechanism subassembly, stator hold-down mechanism subassembly, mould quick change device, stator pressure head and welding mechanism subassembly. The utility model discloses a stator twists reverse welding equipment on not changing the basis of straight flute stator production technology in the past, twists the stator into the chute of certain angle by the straight flute after final plastic, very big saving chute stator production technology and design cost.
Description
Technical Field
The utility model belongs to the technical field of electrician's mechanical equipment, concretely relates to stator twists reverse and welded equipment.
Background
After the permanent magnet synchronous motor stator adopts the chute structure, harmonic waves and cogging torque in air gap flux density can be effectively eliminated, electromagnetic torque is more stable, and the performance of the motor in all aspects is improved. The existing stator chute processing technology is mainly used for processing a stator into a chute form before wire embedding, the difficulty of subsequent production of a stator core is increased under the condition of the chute, and the defects that the production efficiency is low, the torsion angle of the stator and the compression pressure of the stator cannot be adjusted and the like exist.
Disclosure of Invention
In order to solve the technical problem, the utility model discloses a technical scheme is: the equipment for twisting and welding the stator is characterized by comprising a frame; the indexing mechanism assembly is a rotating assembly which is supported on the machine frame and is used for driving the stator core to rotate and index; the bidirectional synchronous moving component is supported on the die seat plate and used for driving the stator torsion die torsion deflector rod; the die twisting mechanism component is a component for twisting the inner diameter notches of the stator at a certain angle along the same direction;
the die driving mechanism assembly is supported on the die seat plate and used for driving the stator torsion die torsion deflector rod to extend and retract in the diameter direction; the stator pressing mechanism assembly is supported on the frame body and used for pressing the lifting rotating assembly of the stator; the quick die change device is used for a quick die change device; the stator pressure head is a part pressed on the upper end surface of the stator during torsion and welding; and the welding mechanism assembly is supported on the frame body upright post and used for fixing and adjusting the welding machine.
Furthermore, the indexing mechanism assembly comprises a sliding table connected with the linear guide rail A, an external tooth crossed roller turntable bearing arranged on the sliding table, a support seat ring arranged on the external tooth crossed roller turntable bearing and a mold seat plate fixedly connected with the support seat ring; the torsion die mechanism assembly is arranged at the upper part of the die seat plate; the torsion driving mechanism assembly is arranged at the lower part of the mold seat plate and is connected with the torsion mold mechanism assembly through a movable plate A and a movable plate B; the lifting driving mechanism assembly is arranged at the lower part of the mould seat plate and is connected with the mould mechanism assembly through a three-jaw air cylinder; the stator pressing mechanism assembly is arranged at the upper end of the rack, the die quick-change device is fixedly connected to the lower end of the stator pressing mechanism assembly, and the stator pressing head is fixedly connected to the lower end of the die quick-change device; the welding mechanism assembly is arranged on the stand column of the frame body.
Furthermore, indexing mechanism subassembly still includes servo motor A, speed reducer A and graduation driving gear, and speed reducer A sets up on the slip table, and speed reducer A's input shaft, output shaft are connected with servo motor A, graduation driving gear respectively, and the graduation driving gear meshes with the alternately roller carousel bearing of external tooth.
The torsion driving mechanism assembly comprises a box body, the box body is connected with a motor seat plate through a connecting flange, a servo motor B is fixed on the motor seat plate, the servo motor B drives a rack A and a rack B to synchronously and reversely move through a driving synchronous belt pulley, a driven synchronous belt pulley, a connecting shaft, a speed reducer B, a torsion driving gear, a gear and worm assembly A and the gear and worm assembly B in sequence, the speed reducer B, the torsion driving gear, the gear and worm assembly A and the gear and worm assembly B, the rack A and the rack B are all arranged in the box body, and the end portions of the rack A and the rack B are fixedly connected with a movable plate A and a movable plate B respectively.
Further, twist reverse mould mechanism subassembly is including setting up the mould base on the mould bedplate, the position sleeve of setting on the mould base, the location end cover of setting in the position sleeve top, still including setting up on the mould base, the dabber at position sleeve center, be provided with the connecting rod in the circular port of dabber lower part, the connecting rod upper end is connected with the sliding plate admittedly, it has the chute of taking the angle to open on the sliding plate, the sliding plate sets up in dabber both sides spout, the activity round pin axle is connected with the sliding shaft admittedly, the activity round pin axle sets up in the chute of sliding plate, the sliding shaft is connected with the guide holder, guide holder and rotation axis connection, axis of rotation one end is connected with the rotation driving lever, it has notch set key to connect admittedly on the rotation driving lever, can insert the stator inner hole inslot.
Further, the lifting driving mechanism assembly comprises a connecting fixing seat, a lifting cylinder arranged on the connecting fixing seat, a three-jaw cylinder fixing seat arranged at the lower end of the lifting cylinder, a three-jaw cylinder arranged on the three-jaw cylinder fixing seat, and a clamping jaw arranged on the three-jaw cylinder.
The stator pressing mechanism assembly comprises a servo electric cylinder arranged on the rack, a pressing plate arranged at the lower end of the servo electric cylinder, and a pressure sensor arranged at the lower end of the pressing plate, wherein the pressure sensor is pressed on the upper part of a threaded spindle, the threaded spindle is matched and installed with an inner ring of a cylindrical thrust roller bearing, the cylindrical thrust roller bearing is arranged in a bearing seat, and the bearing seat is connected with a pressing seat.
Further, the welding mechanism assembly comprises a welding machine lifting seat arranged on the stand column of the rack, a linear guide rail B arranged on the welding lifting seat, an adjusting fixing seat arranged on the linear guide rail B, a welding machine support arranged on the adjusting fixing seat, a laser welding machine arranged on the welding machine support, and a servo electric cylinder B arranged on the rack body 1, wherein a driving shaft of the servo electric cylinder B is fixedly connected with the welding machine lifting seat 901.
The working method of the equipment for twisting and welding the stator comprises the following steps:
the sliding table is positioned at a feeding and discharging station, a stator to be twisted after final shaping is placed on a positioning sleeve of a twisting die mechanism assembly through a manual or mechanical arm according to a positioning direction, and a twisting deflector rod of the twisting die mechanism assembly is in a vertical and retracted state at the moment; the lift cylinder upward movement of lift actuating mechanism subassembly, the connecting rod upward movement of mould mechanism subassembly is twistd reverse in the drive, because the connecting rod is connected with the sliding plate, the loose pin axle is connected with the sliding shaft, the sliding shaft is connected with the guide holder, the guide holder is connected with the driving lever that twists reverse, it has internal diameter notch navigation key to twist reverse to connect firmly on the driving lever, the loose pin axle is at the inslot of sliding plate, the sliding shaft can slide in the guiding hole of dabber, the guide holder can slide in the sliding hole of dabber, so the connecting rod during upward movement and then drive notch navigation key along the outside motion of stator along the diameter direction, and insert in the stator internal diameter notch, the slip table moves to the welding station simultaneously.
Further, the stator pressing mechanism component moves downwards, a preset pressing force A is applied, and the stator is pressed tightly through a pressing head; furthermore, a servo motor B of the torsion driving mechanism component acts to drive a main synchronous belt wheel and a secondary synchronous belt wheel to act, the secondary synchronous belt wheel is connected with one end of a connecting shaft, the other end of the connecting shaft is connected with an input shaft of a speed reducer B, an output shaft of the speed reducer B is connected with a torsion driving gear, the torsion driving gear is simultaneously meshed with gear parts of a left gear worm assembly and a right gear worm assembly, the worm parts of the left gear worm assembly and the right gear worm assembly are opposite in turning direction and are respectively meshed with racks with opposite turning directions on two sides, finally the racks on two sides are driven to synchronously and reversely move, one ends of the racks on two sides are respectively connected with two movable plates, the movable plates are respectively connected with one ends of torsion deflector rods on two sides of the torsion die mechanism, and a guide seat connected with the rotation deflector rods can rotate in a rotating hole of the mandrel, so that the torsion deflector rods and a notch positioning key are driven to rotate by taking the rotating hole of the mandrel as the center of circle, thereby twisting the stator inner diameter slot by a certain angle.
And further, the stator pressing mechanism assembly applies preset pressing force again, and the stator is pressed through the pressing head.
And further, the stator is rotated to a welding position by the indexing mechanism assembly, the laser welding machine of the welding mechanism assembly moves to a welding starting point position, and the indexing mechanism assembly and the welding mechanism assembly simultaneously cooperate to act to complete the welding of a single welding seam. Because the welding machines are arranged symmetrically left and right, the welding of two welding seams can be completed simultaneously. And after the indexing mechanism assembly indexes again, repeating the matching action of the indexing mechanism assembly and the welding mechanism to complete the welding of the next welding line until the whole stator is welded.
And further, retracting a notch positioning key of the twisting die, restoring to a vertical state, moving the sliding table to a feeding and discharging station, and finishing stator discharging manually or by a manipulator.
The utility model discloses a stator twists reverse welding equipment on not changing straight flute stator production technology's basis in the past, twists the stator into the chute of certain angle by the straight flute after final plastic, very big saving chute stator production technology and design cost, improved production efficiency. And the stator torsion angle and the stator compression pressure are controlled by the servo motor, can be adjusted according to production needs, and have the advantages of wide application range and the like.
Drawings
Fig. 1 is an axonometric view of the stator twist and weld apparatus of the present invention.
Fig. 2 is a partial cross-sectional view of the stator twist and weld apparatus of the present invention.
Fig. 3 is a cross-sectional view of a torsional drive mechanism assembly.
Fig. 4 is a sectional view a-a of fig. 3.
Fig. 5 is a cross-sectional view of a torsional die mechanism assembly.
Fig. 6 is a partial cross-sectional view of a torsional die mechanism assembly.
Fig. 7 is a schematic structural view of a stator pressing mechanism assembly.
The specific implementation mode is as follows:
the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the indexing mechanism assembly 2 includes a sliding table 201 connected to the linear guide rail a 101, an external tooth cross roller turntable bearing 202 disposed on the sliding table 201, a support race disposed on the external tooth cross roller turntable bearing 202, and a mold base plate 207 fixedly connected to the support race 203; the torsion die mechanism assembly 5 is arranged at the upper part of the die seat plate 207; the torsional driving mechanism assembly 4 is arranged at the lower part of the mold seat plate 207 and is connected with the torsional mold mechanism assembly 5 through a movable plate A414 and a movable plate B415; the lifting driving mechanism assembly 6 is arranged at the lower part of the die seat plate 207 and is connected with the twisting die mechanism assembly 5 through a three-jaw air cylinder 603; the stator pressing mechanism assembly 7 is arranged at the upper end of the rack 1, the die quick-change device 3 is fixedly connected to the lower end of the stator pressing mechanism assembly 7, and the stator pressing head 8 is fixedly connected to the lower end of the die quick-change device 3; the welding mechanism assembly 9 is arranged on the frame body upright post 102.
As shown in fig. 2, the indexing mechanism assembly 2 further includes a servo motor a 204, a speed reducer a 205 and an indexing drive gear 206, the speed reducer a 204 is disposed on the sliding table 201, an input shaft and an output shaft of the speed reducer a 204 are respectively connected with the servo motor a 204 and the indexing drive gear 206, and the indexing drive gear 206 is engaged with the external-tooth cross roller turntable bearing 202.
As shown in fig. 3 and 4, the torsion driving mechanism assembly 4 includes a box 401, the box 401 is connected to a motor seat plate 403 through a connecting flange 402, a servo motor B404 is fixed on the motor seat plate 403, the servo motor B404 drives a rack a412 and a rack B413 to move synchronously and reversely through a driving synchronous pulley 405, a driven synchronous pulley 406, a connecting shaft 407, a speed reducer B408, a torsion driving gear 409, a gear-worm assembly a 410 and a gear-worm assembly B411 in sequence, the speed reducer B408, the torsion driving gear 409, the gear-worm assembly a 410 and the gear-worm assembly B411, the rack a412 and the rack B413 are all disposed inside the box 401, and a movable plate 414 a and a movable plate B415 are respectively fixedly connected to end portions of the rack a412 and the rack B412.
As shown in fig. 5 and 6, the twisting mold mechanism assembly 5 includes a mold base 501 disposed on the mold base plate 207, a positioning sleeve 502 disposed on the mold base 501, a positioning end cap 503 disposed above the positioning sleeve 502, and a core shaft 504 disposed on the mold base 501 and at the center of the positioning sleeve 502, a connecting rod 505 disposed in a circular hole at the lower portion of the core shaft 504, an upper end of the connecting rod 505 fixedly connected to a sliding plate 506, the sliding plate 506 having an angled chute, the sliding plate 506 disposed in the chutes at both sides of the core shaft 504, a movable pin 508 fixedly connected to the sliding shaft 507, the movable pin 508 disposed in the chute of the sliding plate 506, the sliding shaft 507 connected to a guide seat 509, the guide seat 509 connected to a rotating shaft 510, one end of the rotating shaft 510 connected to a rotating lever 511, the rotating lever 511 having a notch positioning key 512 fixedly connected thereto, and capable of being inserted into the inner hole slot of the stator.
As shown in fig. 2, the lifting driving mechanism assembly 6 includes a connection fixing seat 601, a lifting cylinder 602 disposed on the connection fixing seat 601, a three-jaw cylinder fixing seat 603 disposed at a lower end of the lifting cylinder 602, a three-jaw cylinder 604 disposed on the three-jaw cylinder fixing seat 603, and a clamping jaw 605 disposed on the three-jaw cylinder 604.
As shown in fig. 1 and 7, the stator pressing mechanism assembly 7 includes a servo electric cylinder a 701 disposed on the frame 1, a pressing plate 702 disposed at a lower end of the servo electric cylinder a 701, and a pressure sensor 703 disposed at a lower end of the pressing plate 702, wherein the pressure sensor 703 is pressed on an upper portion of a threaded spindle 704, the threaded spindle 704 is fitted with an inner ring of a cylindrical roller thrust bearing 705, the cylindrical roller thrust bearing 705 is disposed in a bearing seat 706, and the bearing seat 706 is connected to a pressing seat 707.
As shown in fig. 1, the welding mechanism assembly 9 includes a welding machine lifting seat 901 disposed on the rack column 102, a linear guide rail B902 disposed on the welding lifting seat 901, an adjusting fixing seat 903 disposed on the linear guide rail B902, a welding machine support 904 disposed on the adjusting fixing seat 903, a laser welding machine 905 disposed on the welding machine support, and a servo electric cylinder B906 disposed on the rack body 1, wherein a driving shaft of the servo electric cylinder B906 is fixedly connected with the welding machine lifting seat 901.
The working method of the equipment for twisting and welding the stator comprises the following steps:
when the sliding table 201 is positioned at a feeding and discharging station, a stator to be twisted after final shaping is placed on the positioning sleeve 502 of the twisting mold mechanism assembly 5 by a manual or mechanical arm according to a positioning direction, and at the moment, the twisting deflector rod 511 of the twisting mold mechanism assembly 5 is in a vertical and retracted state; the lifting cylinder 602 of the lifting driving mechanism assembly 6 moves upwards to drive the connecting rod 505 of the twisting mold mechanism assembly 5 to move upwards, the connecting rod 505 is connected with the sliding plate 506, the movable pin shaft 508 is connected with the sliding shaft 507, the sliding shaft 507 is connected with the guide seat 509, the guide seat 509 is connected with the twisting shift lever 511, the twisting shift lever 511 is fixedly connected with an inner diameter notch positioning key 512, the movable pin shaft 508 is in a groove of the sliding plate 506, the sliding shaft 507 can slide in a guide hole of the mandrel 504, and the guide seat 509 can slide in the sliding hole of the mandrel 504, so that when the connecting rod 505 moves upwards, the notch positioning key 512 is further driven to move outwards along the diameter direction of the stator and is inserted into the inner diameter notch of the stator, and meanwhile, the sliding table 201 moves to the welding station.
Further, the stator pressing mechanism assembly 7 moves downwards, a preset pressing force A is applied, and the stator is pressed through the pressing head 8.
Furthermore, a servo motor B404 of the torsion driving mechanism component 4 acts to drive a driving synchronous pulley 405 and a driven synchronous pulley 406 to act, the driven synchronous pulley 406 is connected with one end of a connecting shaft 407, the other end of the connecting shaft 407 is connected with an input shaft of a speed reducer B404, an output shaft of the speed reducer B404 is connected with a torsion driving gear 409, the torsion driving gear 409 is simultaneously meshed with gear parts of a gear-worm assembly A410 and a gear-worm assembly B411, the worm parts of the gear-worm assembly A410 and the gear-worm assembly B411 are in opposite rotation directions and are respectively meshed with a rack A412 and a rack B413 which are in opposite rotation directions at two sides, finally, the rack A412 and the rack B413 are driven to synchronously and reversely move, one ends of the two racks are respectively connected with a movable plate A414 and a movable plate B415, and the movable plate A414 and the movable plate B415 are respectively connected with one ends of torsion deflector rods 511 at two sides of the torsion die mechanism, since the guide seat 509 connected to the rotation lever 511 is rotatable in the rotation hole of the core shaft 504, the driving torsion lever 511 and the notch positioning key 512 rotate around the rotation hole of the core shaft 504, thereby twisting the inner diameter notch of the stator by a certain angle.
Furthermore, the stator pressing mechanism assembly 7 applies preset pressing force again, and the stator is pressed through the pressing head.
Further, the indexing mechanism assembly 7 rotates the stator to a welding position, the laser welding machine 905 of the welding mechanism assembly 9 moves to a welding starting point position, and the indexing mechanism assembly 2 and the welding mechanism assembly 9 act in a matched mode simultaneously to complete welding of a single welding seam. Because the welding machines are arranged symmetrically left and right, the welding of two welding seams can be completed simultaneously. After the indexing mechanism assembly 2 indexes again, the matching action of the indexing mechanism assembly 2 and the welding mechanism assembly 9 is repeated, and the welding of the next welding line is completed until the whole stator is welded.
The utility model discloses a stator twists reverse welding equipment on not changing the basis of straight flute stator production technology in the past, twists the stator into the chute of certain angle by the straight flute after final plastic, very big saving chute stator production technology and design cost. And the stator torsion angle and the stator compression pressure are controlled by the servo motor, can be adjusted according to production needs, and have the advantages of wide application range and the like.
The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.
Claims (7)
1. An apparatus for twisting and welding a stator, comprising: the device comprises a rack, an indexing mechanism assembly, a torsion driving mechanism assembly, a torsion die mechanism assembly, a lifting driving mechanism assembly, a stator pressing mechanism assembly, a die quick-change device, a stator pressure head and a welding mechanism assembly; the indexing mechanism assembly is arranged on the rack and comprises a sliding table connected with the linear guide rail A, an external tooth crossed roller turntable bearing arranged on the sliding table, a support seat ring arranged on the external tooth crossed roller turntable bearing and a mold seat plate fixedly connected with the support seat ring; the torsion die mechanism assembly is arranged at the upper part of the die seat plate; the torsion driving mechanism assembly is arranged at the lower part of the mold seat plate and is connected with the torsion mold mechanism assembly through a movable plate A and a movable plate B; the lifting driving mechanism assembly is arranged at the lower part of the mould seat plate and is connected with the mould mechanism assembly through a three-jaw air cylinder; the stator pressing mechanism assembly is arranged at the upper end of the rack, the die quick-change device is fixedly connected to the lower end of the stator pressing mechanism assembly, and the stator pressing head is fixedly connected to the lower end of the die quick-change device; the welding mechanism assembly is arranged on the stand column of the frame body.
2. A stator twisting and welding apparatus according to claim 1, wherein: the indexing mechanism assembly further comprises a servo motor A, a speed reducer A and an indexing driving gear, the speed reducer A is arranged on the sliding table, an input shaft and an output shaft of the speed reducer A are respectively connected with the servo motor A and the indexing driving gear, and the indexing driving gear is meshed with the external tooth crossed roller turntable bearing.
3. A stator twisting and welding apparatus according to claim 1, wherein: the torsion driving mechanism assembly comprises a box body, the box body is connected with a motor seat plate through a connecting flange, a servo motor B is fixed on the motor seat plate, the servo motor B drives a rack A and a rack B to synchronously and reversely move through a driving synchronous belt pulley, a driven synchronous belt pulley, a connecting shaft, a speed reducer B, a torsion driving gear, a gear and worm assembly A and a gear and worm assembly B in sequence, the speed reducer B, the torsion driving gear, the gear and worm assembly A and the gear and worm assembly B, the rack A and the rack B are all arranged inside the box body, and the end parts of the rack A and the rack B are respectively and fixedly connected with a movable plate A and a movable plate B.
4. A stator twisting and welding apparatus according to claim 1, wherein: twist reverse mould mechanism subassembly including setting up the mould base on the mould bedplate, the position sleeve of setting on the mould base, the location end cover of setting in the position sleeve top, still including setting up on the mould base, the dabber at position sleeve center, be provided with the connecting rod in the circular port of dabber lower part, the connecting rod upper end links firmly with the sliding plate, it has the chute of taking the angle to open on the sliding plate, the sliding plate sets up in dabber both sides spout, the loose pin axle links firmly with the sliding shaft, the loose pin axle sets up in the chute of sliding plate, the sliding shaft is connected with the guide holder, guide holder and rotation axis connection, axis of rotation one end is connected with the rotation driving lever, it has notch navigation key to link firmly on the rotation driving lever, can insert the stator downthehole inslot.
5. A stator twisting and welding apparatus according to claim 1, wherein: the lifting driving mechanism assembly comprises a connecting fixing seat, a lifting cylinder arranged on the connecting fixing seat, a three-jaw cylinder fixing seat arranged at the lower end of the lifting cylinder, a three-jaw cylinder arranged on the three-jaw cylinder fixing seat, and a clamping jaw arranged on the three-jaw cylinder.
6. A stator twisting and welding apparatus according to claim 1, wherein: the stator pressing mechanism assembly comprises a servo electric cylinder arranged on the rack, a pressing plate arranged at the lower end of the servo electric cylinder, and a pressure sensor arranged at the lower end of the pressing plate, wherein the pressure sensor is pressed on the upper part of a threaded spindle, the threaded spindle is installed in a matched manner with an inner ring of a cylindrical thrust roller bearing, the cylindrical thrust roller bearing is arranged in a bearing seat, and the bearing seat is connected with a pressing seat.
7. A stator twisting and welding apparatus according to claim 1, wherein: the welding mechanism assembly comprises a welding machine lifting seat arranged on the stand column of the rack, a linear guide rail B arranged on the welding lifting seat, an adjusting fixing seat arranged on the linear guide rail B, a welding machine support arranged on the adjusting fixing seat, a laser welding machine arranged on the welding machine support, and a servo electric cylinder B arranged on the rack body, wherein a driving shaft of the servo electric cylinder B is fixedly connected with the welding machine lifting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023153330.4U CN214291881U (en) | 2020-12-24 | 2020-12-24 | Stator twists reverse and welded equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023153330.4U CN214291881U (en) | 2020-12-24 | 2020-12-24 | Stator twists reverse and welded equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214291881U true CN214291881U (en) | 2021-09-28 |
Family
ID=77861789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023153330.4U Active CN214291881U (en) | 2020-12-24 | 2020-12-24 | Stator twists reverse and welded equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214291881U (en) |
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2020
- 2020-12-24 CN CN202023153330.4U patent/CN214291881U/en active Active
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