CN216065999U - Efficient stator core laser welding equipment - Google Patents
Efficient stator core laser welding equipment Download PDFInfo
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- CN216065999U CN216065999U CN202122057114.8U CN202122057114U CN216065999U CN 216065999 U CN216065999 U CN 216065999U CN 202122057114 U CN202122057114 U CN 202122057114U CN 216065999 U CN216065999 U CN 216065999U
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Abstract
The utility model discloses a high-efficiency stator core laser welding device, which comprises a workbench, a processing station, a tool arranged on the processing station and used for fixing a stator core, a servo press arranged on the workbench and used for pressing the stator core so as to facilitate welding, an indexing turntable rotationally arranged on the workbench, and a fixed disc fixed on the workbench and positioned at the central part of the indexing turntable, wherein the processing station is provided with a plurality of laser welding machines which are uniformly distributed and can be respectively rotationally arranged on the indexing turntable, the device also comprises a plurality of groups of laser welding machines which are respectively fixed on the fixed disc and the workbench, and are uniformly distributed along the circumferential direction which takes the center of the corresponding processing station as the circle center in a welding state, and adopt a turntable form, various processing equipment can be placed on the periphery of the indexing turntable as required, so that the welding efficiency is greatly accelerated, and other procedures except the welding procedure can be performed on other corresponding stations on the turntable in parallel.
Description
Technical Field
The utility model relates to efficient stator core laser welding equipment.
Background
Among the prior art, welding equipment includes the workstation usually, sets up processing station on the workstation, set up in be used for fixed stator core's frock, setting on the processing station are in thereby be used for pushing down the stator core and be convenient for the welded servo press that has the top ram on the workstation, only a welding machine usually during the processing operation, to this kind of product that has many welding seams of needs welding in the circumferencial direction of motor core, work efficiency is slow.
Furthermore, a workpiece usually has multiple machining processes according to the requirements of the machining process. Because the processing position and the processing angle of each procedure are different, when a common welding device is used for processing, a plurality of workers and devices are needed, after one procedure is completed on one device, the workpiece is required to be detached and then transferred to another device for clamping and positioning, and the clamping and positioning are carried out for a plurality of times, so that the workload is increased, the processing efficiency is reduced, and simultaneously, because the clamping and positioning can not be completely the same at each time, the processing precision is also influenced, the operation and the process are relatively complex, and the occupied space of the device is large.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide efficient stator core laser welding equipment.
In order to solve the technical problems, the utility model adopts the technical scheme that: a high-efficiency stator core laser welding device comprises a workbench, a processing station arranged on the workbench, a tool arranged on the processing station and used for fixing a stator core, a servo press which is arranged on the workbench and used for pressing the stator core so as to facilitate welding and is provided with an upper pressing head, an indexing turntable rotationally arranged on the workbench, and a fixed disc fixed on the workbench and positioned at the central part of the indexing turntable, the fixed disc is coincident with the central line of the indexing turntable and is vertical to the horizontal plane, a plurality of processing stations are arranged on the indexing turntable in an evenly distributed way and can be respectively and rotatably arranged on the indexing turntable, the laser welding machine comprises a plurality of groups of laser welding machines, the laser welding machines are respectively fixed on the fixed disc and the workbench, and are uniformly distributed along the circumferential direction which takes the center of the corresponding processing station as the center of a circle under the welding state.
In some embodiments, the laser welding machine has three sets, wherein two sets of the laser welding machines are installed on the workbench, one set of the laser welding machines is installed on the fixed disk, an included angle formed by the laser emitted by two adjacent sets of welding guns is 120 degrees, and the servo press is located on one side of the indexing turntable and between the two sets of the laser welding machines.
In some embodiments, each set of the laser welding machines includes the welding gun, a first lifting mechanism with a height detection device, and a first horizontal displacement mechanism capable of moving back and forth along the laser direction emitted by the welding gun, wherein the first lifting mechanism is connected with the first horizontal displacement mechanism, and the welding gun is installed at the upper end of the first lifting mechanism.
In some embodiments, the number of the processing stations is four, the efficient stator core laser welding equipment further comprises a laser coding servo module and a blanking mechanism which are arranged on the workbench, and the servo press, the laser coding servo module and the blanking mechanism are sequentially arranged on the periphery of the indexing turntable along a processing sequence and correspond to the second processing station to the fourth processing station.
In certain embodiments, a protective screen is arranged between the first processing station for loading and the laser welder fixed on the fixed disc.
In some embodiments, the blanking mechanism includes a laser height measurement module, a code scanning servo module, a product transfer module, a forward and reverse belt line at an output end of the product transfer module, and an NG blanking belt line and an OK blanking belt line respectively disposed on two sides of the forward and reverse belt line.
In some embodiments, the product transferring module includes a second horizontal displacement mechanism fixed on the workbench, and a second lifting mechanism disposed on the second horizontal displacement mechanism and capable of moving up and down, wherein a product holding claw is connected to a lower end of the second lifting mechanism, and the product holding claw is servo-driven by the holding claw.
In some embodiments, the tool includes a welding base installed on the machining station, a plurality of groove positioning strips extending upward from the welding base and uniformly distributed along the circumferential direction of the axis, a plurality of expansion blocks sleeved on the corresponding groove positioning strips along the radial sliding direction of the axis, a mandrel base plate disposed below the welding base, a mandrel rod inserted in the middle of the welding base and having a lower end fixed on the mandrel base plate, and a pushing mandrel sleeved on and fixed on the upper portion of the mandrel rod, wherein the pushing mandrel has a plurality of pushing teeth extending radially outward, the pushing teeth are matched with the expansion blocks in an inclined plane, and a return spring is disposed between the welding base and the mandrel base plate.
In some embodiments, the tool further includes a plurality of pushing mandrel anti-rotation inserts extending upward from the welding base and uniformly distributed along the circumferential direction of the axis, and a tension pressure plate fixed to the upper end portions of the plurality of pushing mandrel anti-rotation inserts, and each pushing mandrel anti-rotation insert is located between adjacent pushing teeth.
In some embodiments, the lower surface of the upper pressing head extends downwards to form a pressing edge for pressing on a welded product during welding, and a plurality of upper pressing head transmission keys which are positioned in the pressing edge and used for abutting against the pushing core shaft during pressing downwards are uniformly distributed along the circumferential direction of the shaft center.
The scope of the present invention is not limited to the specific combinations of the above-described features, and other embodiments in which the above-described features or their equivalents are arbitrarily combined are also intended to be encompassed. For example, the above features and the technical features (but not limited to) having similar functions disclosed in the present application are mutually replaced to form the technical solution.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages: the utility model provides efficient stator core laser welding equipment, which adopts a turntable form, can place various processing equipment on the periphery of an indexing turntable as required, and is provided with a plurality of welding equipment on the periphery of a welding station.
Drawings
FIG. 1 is a plan view of an efficient stator core laser welding apparatus;
FIG. 2 is a perspective view of an efficient stator core laser welding apparatus;
FIG. 3 is a schematic diagram of the distribution of a laser welder and a servo press;
FIG. 4 is a schematic diagram of a laser coding servo module;
FIG. 5 is a schematic view of a laser welder fixed to a fixed disk;
FIG. 6 is a schematic view of a product transfer module;
FIG. 7 is an exploded view of the tool;
FIG. 8 is a cross-sectional view of the tooling;
wherein 1, a workbench; 11. indexing the rotary table; 111. a processing station; 12. fixing the disc; 2. assembling; 21. welding a base; 22. a slot locating bar; 23. expanding blocks; 24. a mandrel base plate; 25. a core shaft lever; 26. pushing the mandrel; 261. pushing teeth; 27. pushing the mandrel anti-rotation insert; 28. a return spring; 29. tensioning the pressing plate; 3. a servo press; 31. an upper pressure head; 311. pressing edges; 312. an upper pressure head transmission key; 4. a laser welder; 41. a welding gun; 42. a first lifting mechanism; 43. a first horizontal displacement mechanism; 5. a laser coding servo module; 6. a blanking mechanism; 61. a laser height measurement module; 62. a code scanning servo module; 63. a product transfer module; 631. a second horizontal displacement mechanism; 632. a second lifting mechanism; 633. carrying out product holding; 634. carrying out claw holding servo; 64. positively and negatively rotating the belt line; 65. NG blanking belt lines; 66. OK blanking belt line.
Detailed Description
As shown in the figures, in this embodiment, a high-efficiency laser welding apparatus for a stator core includes a working table 1, an index rotary table 11 rotatably disposed on the working table 1, a fixed disc 12 fixed on the working table 1 and located at a center of the index rotary table, the fixed disc 12 coincides with a center line of the index rotary table 11 and is perpendicular to a horizontal plane, and four processing stations uniformly distributed and respectively rotatably disposed on the index rotary table 11, a fixture 2 disposed on the processing station 111 and used for fixing the stator core, a servo press 3 having an upper press head 31 and disposed on the working table 1 and used for pressing the stator core so as to facilitate welding, and three sets of laser welders 4, wherein two sets of laser welders 4 are disposed on the working table 1, and one set of laser welders 4 is disposed on the fixed disc 12, the included angle formed by the laser emitted by the two adjacent groups of welding guns 41 is 120 degrees, and the servo press 3 is positioned on one side of the indexing turntable 11 and between the two groups of laser welding machines 4.
The indexing rotary table is hollow and can be fixed. The equipment is started by two hands, is provided with a safety grating, and is also provided with an exhaust pipe and a dust collecting device.
Each set of the laser welding machine 4 includes the welding torch 41, a first lifting mechanism 42 having a height detection device, and a first horizontal displacement mechanism 43 capable of moving back and forth along the direction of the laser light emitted from the welding torch 41, the first lifting mechanism 42 is connected to the first horizontal displacement mechanism 43, and the welding torch 41 is mounted on the upper end portion of the first lifting mechanism 42. The precision of the height detection device is +/-0.01 mm, and the post-welding height measurement point position must be more than 8 points. The automatic switching of machine types can be realized for products with different heights through the first lifting mechanism. After the first horizontal displacement mechanism retracts, the index dial can be selectively rotated.
High-efficient stator core laser welding equipment is still including setting up sign indicating number servo module 5, unloading mechanism 6 are beaten to laser on the workstation 1, servo press 3 the servo module 5 is beaten to laser the sign indicating number unloading mechanism 6 sets gradually along the processing order the periphery of graduation carousel 11 and correspond second to fourth processing station. The detected data of welding pressure, power, welding speed and size can be directly displayed on a computer of the equipment through code scanning, and the data is stored and copied.
A protective screen 7 is arranged between the first processing station for feeding and the laser welding machine 4 fixed on the fixed disc 12. Because the arc light injury is great, need fully consider to shelter from the arc light device, guarantee that operating personnel and four sides of equipment shelter from abundant.
The product transferring module 63 comprises a second horizontal displacement mechanism 631 fixed on the workbench 1, and a second lifting mechanism 632 capable of moving up and down and arranged on the second horizontal displacement mechanism 631, wherein a product holding claw 633 is connected to the lower end of the second lifting mechanism 632, and the product holding claw 633 is driven by a holding claw servo 634. The product is in place, the holding claw servo drives the product holding claw to the position of the circle center of the product, and the product is clamped.
The frock adopts inflation formula structure, in this embodiment, frock 2 is including installing welding base 21 on the machining position 111, by welding base 21 upwards stretches out and along axle center circumferencial direction evenly distributed's six groove locating bars 22, along the radial slip cover of axle center establish correspondingly six blooms 23 on the groove locating bar, still including set up in the dabber bottom plate 24 of welding base 21 below, alternate in the middle of the welding base 21 and the lower tip is fixed dabber pole rod 25 on dabber bottom plate 24, the cover is established and is fixed promote dabber 26 on dabber pole rod 25 upper portion, it has six that radially outwards stretch out to promote dabber 26 pushes away tooth 261, push away tooth 261 with the cooperation of bloated 23 looks inclined plane, welding base 21 with be provided with reset spring 28 between the dabber bottom plate 24. The tool 2 further comprises six pushing mandrel anti-rotation inserts 27 extending upwards from the welding base 21 and evenly distributed along the circumferential direction of the axis, and tensioning pressure plates 29 fixed at the upper ends of the six pushing mandrel anti-rotation inserts 27, wherein each pushing mandrel anti-rotation insert 27 is located between adjacent pushing teeth 261.
The lower surface of the upper pressure head 31 extends downwards to form a blank holder 311 which is used for pressing a welding product during welding, and six upper pressure head transmission keys 312 which are positioned in the blank holder 311 and are used for abutting against the push core shaft 26 during downward pressing, wherein the upper pressure head transmission keys 312 are uniformly distributed along the circumferential direction of the shaft center. The upper pressure head adopts a ball piece and a lower conical positioning mode to ensure concentric debugging and practical use of the upper pressure head and the lower tool. The pressure of the servo press is 0-3T. The verticality of the tool (H =100 mm) under the pressure of 3T is less than or equal to 0.03 mm. The pressure displacement control precision is stable and reliable.
The product is placed on the indexing rotary table, due to the safety grating, the equipment is started by two hands, the indexing rotary table rotates to a welding machine station, a servo press descends to press down the product, powerful detection is carried out through a pressure sensor, two laser welding gun discs descend to weld the product simultaneously, the press ascends, welding guns ascend, the rotary table rotates to a marking position to mark, the rotary table rotates to a blanking station, the product is moved to a height measurement station by the moving and carrying module, the product height, the flatness and the parallelism are tested by adopting a laser displacement sensor, codes are swept, automatic matching related welding and height measurement parameter storage are carried out, and the moving and carrying module moves the product to two OK and NG belt lines to carry out blanking respectively after the height measurement is completed.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to 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 within the protection scope of the present invention.
Claims (10)
1. The utility model provides a high-efficient stator core laser welding equipment, is in including workstation (1), setting machining position (111) on workstation (1), set up in be used for fixed stator core's frock (2), setting on machining position (111) are in thereby be used for pushing down stator core servo press (3) that have last pressure head (31) that thereby be convenient for the welded of workstation (1), its characterized in that: still including rotating and setting up graduation carousel (11) on workstation (1), fixing workstation (1) is gone up and is located graduation carousel central point's fixed disk (12), fixed disk (12) with the central line looks coincidence of graduation carousel (11) and perpendicular to horizontal plane, processing station (111) have a plurality ofly, and evenly distributed can set up with rotating separately on graduation carousel (11), still include multiunit laser welder (4), multiunit laser welder (4) are fixed respectively fixed disk (12) and workstation (1) are last to along with corresponding under welded condition the circumferencial direction evenly distributed of the center as the centre of a circle of processing station (111).
2. The efficient stator core laser welding apparatus of claim 1, wherein: laser welding machine (4) have three groups, wherein two sets ofly laser welding machine (4) install in on workstation (1), a set ofly laser welding machine (4) install in on fixed disk (12), the contained angle that the laser that adjacent two sets of welder (41) jetted out formed is 120 degrees, servo press (3) are located one side of graduation carousel (11) to be located two sets ofly between laser welding machine (4).
3. The efficient stator core laser welding apparatus of claim 2, wherein: every group laser welding machine (4) include welder (41), have height detection device's first elevating system (42), can along welder (41) the laser direction round trip movement's that jets out first horizontal displacement mechanism (43), first elevating system (42) with first horizontal displacement mechanism (43) are connected, welder (41) are installed the upper end of first elevating system (42).
4. The efficient stator core laser welding apparatus of claim 2, wherein: processing station (111) have four, high-efficient stator core laser welding equipment is still including setting up servo module (5), unloading mechanism (6) are beaten to laser on workstation (1), servo press (3) servo module (5) are beaten to laser unloading mechanism (6) set gradually along the processing order and are in the periphery of graduation carousel (11) and correspond second to fourth processing station.
5. The efficient stator core laser welding apparatus of claim 4, wherein: a protective screen (7) is arranged between the first processing station for feeding and the laser welding machine (4) fixed on the fixed disc (12).
6. The efficient stator core laser welding apparatus of claim 4, wherein: unloading mechanism (6) include laser height finding module (61), sweep sign indicating number servo module (62), product and move and carry module (63), be located the product moves positive and negative belt line (64) that transfers the module output, and set up respectively in NG unloading belt line (65), OK unloading belt line (66) of positive and negative belt line (64) both sides.
7. The efficient stator core laser welding apparatus of claim 6, wherein: product moves and carries module (63) including fixing second horizontal displacement mechanism (631) on workstation (1), can set up with reciprocating second elevating system (632) on second horizontal displacement mechanism (631), be connected with product on the lower tip of second elevating system (632) and embrace claw (633), product is embraced claw (633) and is through embracing the servo (634) drive of claw.
8. The efficient stator core laser welding apparatus of claim 1, wherein: the tool (2) comprises a welding base (21) arranged on the processing station (111), a plurality of groove positioning strips (22) which extend upwards from the welding base (21) and are uniformly distributed along the circumferential direction of an axis, a plurality of expansion blocks (23) which are sleeved on the corresponding groove positioning strips in a sliding manner along the radial direction of the axis, a mandrel base plate (24) arranged below the welding base (21), a mandrel rod (25) which is inserted in the middle of the welding base (21) and the lower end of which is fixed on the mandrel base plate (24), and a pushing mandrel (26) which is sleeved and fixed on the upper part of the mandrel rod (25), the pushing mandrel (26) has a plurality of pushing teeth (261) extending radially outward, the push tooth (261) is matched with the expansion block (23) in an inclined plane, and a return spring (28) is arranged between the welding base (21) and the mandrel bottom plate (24).
9. The efficient stator core laser welding apparatus of claim 8, wherein: frock (2) still include by upwards stretch out on welding base (21) and along axle center circumferencial direction evenly distributed's many promotion dabber prevent changeing insert (27), fix many it prevents changeing the tight clamp plate (29) of rising of insert (27) upper end to promote the dabber, every it is located between adjacent tooth (261) to promote the dabber prevent changeing insert (27).
10. The efficient stator core laser welding apparatus of claim 8, wherein: the lower surface of the upper pressure head (31) extends downwards to form a blank holder (311) used for pressing on a welded product during welding, and a plurality of upper pressure head transmission keys (312) are arranged in the blank holder (311) and used for abutting against the pushing core shaft (26) during downward pressing, and the upper pressure head transmission keys (312) are uniformly distributed along the circumferential direction of the axis.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122057114.8U CN216065999U (en) | 2021-08-30 | 2021-08-30 | Efficient stator core laser welding equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122057114.8U CN216065999U (en) | 2021-08-30 | 2021-08-30 | Efficient stator core laser welding equipment |
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| CN216065999U true CN216065999U (en) | 2022-03-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114499076A (en) * | 2022-03-21 | 2022-05-13 | 苏州天弘激光股份有限公司 | Processing method of motor stator |
| CN115403255A (en) * | 2022-11-03 | 2022-11-29 | 双峰格雷斯海姆医药包装（镇江）有限公司 | Welding machine for sample injection bottle of lining tube |
-
2021
- 2021-08-30 CN CN202122057114.8U patent/CN216065999U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114499076A (en) * | 2022-03-21 | 2022-05-13 | 苏州天弘激光股份有限公司 | Processing method of motor stator |
| CN115403255A (en) * | 2022-11-03 | 2022-11-29 | 双峰格雷斯海姆医药包装（镇江）有限公司 | Welding machine for sample injection bottle of lining tube |
| CN115403255B (en) * | 2022-11-03 | 2023-01-17 | 双峰格雷斯海姆医药包装（镇江）有限公司 | Welding machine for sample injection bottle of lining tube |
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