CN114726172A - Guiding device for flat wire hairpin groove - Google Patents
Guiding device for flat wire hairpin groove Download PDFInfo
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- CN114726172A CN114726172A CN202210247977.8A CN202210247977A CN114726172A CN 114726172 A CN114726172 A CN 114726172A CN 202210247977 A CN202210247977 A CN 202210247977A CN 114726172 A CN114726172 A CN 114726172A
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- vertical
- hairpin
- horizontal
- flat wire
- rod piece
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/06—Embedding prefabricated windings in machines
- H02K15/062—Windings in slots; salient pole windings
- H02K15/064—Windings consisting of separate segments, e.g. hairpin windings
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- Manufacture Of Motors, Generators (AREA)
Abstract
The invention provides a flat wire sending clamping groove guiding device which comprises a bracket and a guiding assembly, wherein the guiding assembly can move along the horizontal and vertical directions of the bracket; the lifting assembly is arranged at the guide assembly mounting part and comprises a front support rod piece arranged at the mounting part and a rear support rod piece arranged at the rear side of the front support rod piece and capable of moving along the vertical direction of the support to lift the legs at the rear side of the hairpin to the front support rod piece so as to facilitate the insertion of the rear hairpin. The lifting component can lift the rear side leg of the previous hairpin when the hairpin is placed on the charging barrel mold, so that the front side leg of the next hairpin can be inserted below the rear side leg of the previous hairpin, and the cycloid with the ordered hairpin of the flat wire motor can be realized.
Description
Technical Field
The invention relates to the technical field of flat wire motor production, in particular to a guide device for a flat wire hairpin to enter a slot.
Background
The flat wire motor is an air opening for the development of the new energy drive motor industry due to the advantages of high power density, low cost, good temperature performance and the like, the existing flat wire motor generally adopts a 4-layer or 8-layer flat wire structure, so that flat wire motor windings are arranged in a stator slot in a layered mode, the existing multilayer flat wire motor windings are mounted in the stator slot in a layer-by-layer arrangement mode, and in terms of arrangement of the single-layer flat wire windings, a hairpin at the back needs to be arranged below a rear leg of a previous hairpin when the hairpin is arranged. Therefore, the flat wire motor has high requirements on the automation degree of the hairpin preparation process, the manufacturing technology and the equipment, the traditional round wire motor production equipment is difficult to meet the use requirements, and the performance of the motor can be directly influenced if the processing or mounting precision of the flat wire motor hairpin is not high.
For flat wire insertion, a method for manually inserting wires one by one exists in the prior art, but the method has the problems of long processing period, high labor consumption, unstable quality of produced products and the like; although the prior art still has a scheme of automatically inserting wires one by one, for example, patent application No. 201911017644.0, publication No. CN110768489B, discloses a device and a method for inserting flat wire hairpins into a stator, the device includes a frame and a hairpin placing mold, the mold includes a charging barrel, a plurality of baffles capable of radially extending and retracting along the charging barrel on the barrel wall of the charging barrel, an elastic element for forcing the plurality of baffles to contract towards an inner cavity of the charging barrel, a mandrel pull rod for operating the plurality of baffles to extend out of the charging barrel, and a hairpin pushing sleeve sleeved on the charging barrel, wherein the plurality of baffles form hairpin placing grooves on the outer periphery of the charging barrel for placing all flat wire hairpins required by a stator core, and the pushing sleeve is used for pushing all flat wire hairpins placed on the outer periphery of the charging barrel forward so that all flat wire hairpins are pressed into the hairpin slots of the stator core. The formed hairpins are firstly placed into a die in a layer-by-layer placing mode and then integrally inserted into the stator core, so that the scratch between adjacent flat wires caused by the conventional strip-by-strip inserting mode is avoided. Because the front leg of the next hairpin needs to be arranged below the rear leg of the previous hairpin in the hairpin placing process, the existing hairpin placing equipment lacks a device for auxiliary support of the process, and the whole cycloid process is not efficient.
Disclosure of Invention
In order to solve the technical problems, the invention provides a guiding device for lifting the rear side leg of the previous hairpin when the hairpin is placed on a charging barrel mould so as to facilitate the front side leg of the next hairpin to be inserted into the flat wire hairpin groove below the rear side leg of the previous hairpin, and the specific technical scheme is as follows:
the utility model provides a flat line hairpin income groove guider, includes the support, still includes:
the guide assembly can be displaced along the horizontal and vertical directions of the bracket; and
the lifting assembly is arranged at the guide assembly mounting part and comprises a front support rod piece arranged at the mounting part and a rear support rod piece arranged at the rear side of the front support rod piece and capable of being displaced along the vertical direction of the support to lift the legs of the rear side of the hairpin to the front support rod piece so as to facilitate the insertion of the rear hairpin.
Preferably, the guide assembly comprises a horizontal servo screw mechanism and a vertical servo screw mechanism arranged on the installation part of the horizontal servo screw mechanism.
Preferably, the horizontal servo screw mechanism comprises a horizontal servo motor arranged on the bracket, a horizontal screw arranged at the output end of the horizontal servo motor, a horizontal screw nut screwed with the horizontal screw, and a horizontal mounting seat arranged on the outer wall of the horizontal screw nut.
Preferably, the vertical servo screw mechanism comprises a vertical servo motor arranged on the horizontal mounting seat, a vertical screw arranged at the output end of the vertical servo motor, a vertical screw nut screwed with the vertical screw and a vertical mounting seat arranged on the outer wall of the vertical screw nut.
Preferably, the horizontal servo screw mechanism and the vertical servo screw mechanism are respectively provided with a sensor for limiting the displacement limit of the horizontal mounting seat and the vertical mounting seat.
Preferably, the front support rod piece comprises a front support rod vertically arranged on the vertical mounting seat and at least two front support plates arranged on the side wall of the front support rod at intervals in parallel.
Preferably, the front supporting plate is vertically and fixedly arranged at the top of the front supporting rod.
Preferably, the rear support rod piece comprises a vertical cylinder fixedly arranged on the vertical mounting seat, a rear support rod arranged at the output end of the vertical cylinder and at least two rear support plates arranged on the side wall of the rear support rod at intervals in parallel, wherein the rear support plates can be driven by the vertical cylinder to move upwards to be located on the same horizontal plane with the front support plate.
Preferably, still including setting up the supplementary branch spare at back member spare rear side, supplementary branch spare is including setting firmly horizontal cylinder on vertical mount pad, setting at the supplementary branch of horizontal cylinder output and setting at the supplementary branch lateral wall and lie in the supplementary extension board between the back extension board.
Preferably, the auxiliary support plate extends in an arc shape towards the front support rod.
According to the technical scheme, the invention has the following beneficial effects:
1. in the invention, the rear rod piece can be vertically displaced relative to the front rod piece, and is positioned below the rear side of the front rod piece in the initial state of each hairpin cycloid, a space for placing the hairpin by the manipulator is reserved, the previous hairpin is grabbed by the manipulator, and the front leg of the previous hairpin is placed in the hairpin placing groove of the charging barrel mould, the rear side legs are arranged on a rear support plate below the rear side, the rear support plate is driven by a vertical cylinder to lift the rear side legs of the hairpin to the same horizontal height with the front support plate, the rear side legs of the hairpin follow the front support plate along with the rotation of the charging barrel mould, thereby realizing that the rear side leg of the hairpin is lifted up, the rear support plate is driven by the vertical cylinder to move downwards to the initial position, so that the front side leg of the next hairpin can be placed in the hairpin placing groove below the rear side leg of the previous hairpin, and the hairpin placement of the flat wire motor winding on one layer can be realized by repeating the steps.
2. In the invention, because the flat wire windings in the existing flat wire motor are arranged in multiple layers, the picking assembly is required to be arranged at a proper position in the actual cycloid process, and the horizontal displacement of the horizontal servo lead screw mechanism and the vertical displacement of the vertical servo lead screw mechanism can be utilized to move the picking assembly to a position suitable for picking the legs at the rear side of the card distribution so as to facilitate the smooth cycloid operation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of FIG. 1;
fig. 3 is a partially enlarged view of a portion a in fig. 1.
In the figure: 10. a support; 20. a guide assembly; 210. a horizontal servo lead screw mechanism; 211. a horizontal servo motor; 212. a horizontal lead screw; 220. a vertical servo lead screw mechanism; 221. a vertical servo motor; 222. a vertical mounting base; 30. picking up the assembly; 310. a front support bar; 311. a front support rod; 312. a front support plate; 320. a rear support rod piece; 321. a vertical cylinder; 322. a rear support rod; 323. a rear support plate; 330. an auxiliary support; 331. a horizontal cylinder; 332. an auxiliary strut; 333. and (5) an auxiliary support plate.
Detailed Description
The present invention will be described in detail with reference to the drawings and specific embodiments, wherein prior to describing embodiments of the present invention in detail, the terms and terminology used herein are used to explain the same or similar structures and components with the same names or same reference numbers for illustrative purposes only.
Example (b):
referring to fig. 1 and 2, a flat wire hairpin slot guide device comprises a bracket 10, a guide assembly 20 and a lifting assembly 30, wherein the guide assembly can move along the horizontal and vertical directions of the bracket, the lifting assembly is arranged at a guide assembly installation part, the lifting assembly comprises a front rod piece 310 arranged at the installation part and a rear rod piece 320 arranged at the rear side of the front rod piece and capable of moving along the vertical direction of the bracket to lift a hairpin rear side leg to the front rod piece so as to insert a rear hairpin, when the guide device is used, the guide device is arranged above a hairpin placing mold, initially, the rear rod piece is positioned below the rear side of the front rod piece to reserve a space, the hairpin is grabbed by a manipulator, the hairpin front side leg is placed on a hairpin placing slot on a charging barrel through the reserved space, the hairpin rear side leg is placed on the rear rod piece, and then the hairpin rear side leg is lifted to the front rod piece along the upward movement of the vertical direction of the bracket by the rear rod piece The same level, the feed cylinder drives the hairpin to rotate in step at rotatory in-process to on moving the hairpin rear side leg to preceding member, thereby realize the lifting of this hairpin rear side leg, the rear member moves down afterwards, so that the feed cylinder hairpin that the front side leg of a back hairpin inserted preceding hairpin rear side leg below puts on the groove.
As a preferred technical solution of the present invention, the guide assembly 20 includes a horizontal servo screw mechanism 210 and a vertical servo screw mechanism 220 disposed at an installation portion of the horizontal servo screw mechanism, wherein the horizontal servo screw mechanism includes a horizontal servo motor 211 disposed on the bracket, a horizontal screw 212 rotatably disposed at an output end of the horizontal servo motor, a horizontal screw nut screwed with the horizontal screw, and a horizontal installation seat disposed at an outer wall of the horizontal screw nut, so that the horizontal servo motor drives the horizontal screw nut to axially displace along the horizontal screw during operation, thereby implementing horizontal displacement of the horizontal installation seat and upper components thereof along the bracket.
Further, the vertical servo screw mechanism 220 comprises a vertical servo motor 221 arranged on the horizontal mounting seat, a vertical screw rotatably arranged at the output end of the vertical servo motor, a vertical screw nut screwed with the vertical screw and a vertical mounting seat 222 arranged on the outer wall of the vertical screw nut, so that the vertical servo motor drives the vertical screw nut to axially displace along the vertical screw during working, and vertical displacement of the vertical mounting seat and the upper part of the vertical mounting seat along the support is realized.
Because the winding of current flat-wire motor divide into the multilayer, need correspondingly carry out the adaptability to the position of picking up the subassembly when putting the hairpin of different layers, consequently, the horizontal displacement function of usable horizontal servo lead screw mechanism 210 and the vertical displacement function of vertical servo lead screw mechanism 220 to the horizontal displacement and the vertical displacement of the subassembly of realizing picking up, thereby will pick up the subassembly and adjust to best operating position.
Further, sensors for limiting displacement limits of the horizontal mounting seat and the vertical mounting seat 222 are respectively arranged on the horizontal servo lead screw mechanism 210 and the vertical servo lead screw mechanism 220, specifically, the sensors can be respectively arranged on a supporting frame for fixing the servo motor and correspond to displacement limit positions of the horizontal mounting seat and the vertical mounting seat, so that when the horizontal mounting seat and the vertical mounting seat move to the limit positions, corresponding motor stop actions are triggered, and the movement amount of the picking assembly is prevented from being too large.
Referring to fig. 3, as a preferred embodiment of the present invention, the front support bar 310 includes a front support bar 311 vertically disposed on the vertical mounting seat and a front support plate 312 fixedly disposed at the top of the front support bar, specifically, the front support plate is an elongated plate and can be fixed on the front support bar by a fastener such as a screw.
Furthermore, the number of the front supporting plates 312 is at least two, when the number of the front supporting plates is two, the two front supporting plates are arranged in parallel at intervals, and a space formed by a gap between the two front supporting plates is convenient for a manipulator to place the grabbed hair clip into a hair clip placing groove of the charging barrel.
As a preferred technical solution of the present invention, the rear rod member 320 includes a vertical cylinder 321 fixed on the vertical mounting seat, a rear rod 322 disposed at an output end of the vertical cylinder, and a rear plate 323 disposed on a side wall of the rear rod member, specifically, the rear rod member is also a strip-shaped plate body and is fixed on the front rod member by a fastening member such as a screw, and accordingly, in order to fix the rear rod member, the top of the rear rod member may be set to be a plane, so as to fix the rear rod member.
Further, the number of the rear support plates 323 is at least two, and the number of the rear support plates is the same as that of the front support plate 312, and when the number of the rear support plates is two, the two rear support plates are arranged at the top of the rear support rod in parallel at intervals.
The process of placing the hairpin is as follows: initially, the rear support rod is positioned below the rear side of the front support rod, so that a space for the action of the manipulator is reserved between the rear support rod and the front support rod, the hairpin is grabbed by the manipulator, and the front legs of the hair clip are placed in the hair clip placing groove of the charging barrel through the space and the gap between the front supporting plates, the rear side legs are arranged on the rear support plate, the rear support plate is driven by the vertical cylinder to move up to the same horizontal height with the front support plate along the vertical direction, then the charging barrel drives the hair clip to rotate, the rear side legs of the hair clip move from the rear support plate to the front support plate, thereby realizing the lifting of the rear side leg of the hairpin, then the rear support plate is driven by the vertical cylinder to move downwards to the initial position along the vertical direction so as to reserve the space, therefore, the front side leg of the next hairpin can be conveniently inserted, and the steps are repeated until the hairpins of one layer of flat wire motor winding are placed.
As a preferable technical scheme of the invention, the hair pin fixing device further comprises an auxiliary support 330 arranged at the rear side of the rear support rod piece, wherein the auxiliary support comprises a horizontal cylinder 331 fixedly arranged on the vertical mounting seat, an auxiliary support rod 332 arranged at the output end of the horizontal cylinder and an auxiliary support plate 333 arranged on the side wall of the auxiliary support rod, the auxiliary support plate is positioned between the rear support plates 323 and extends in an arc shape towards the direction of the front support rod, through the arrangement of the auxiliary support, when the rear side leg of the hair pin is arranged on the rear support plate, the auxiliary support plate can be further utilized for supporting, and when the rear side leg needs to be lifted to the front support plate, the auxiliary support plate can be pulled away from the rear support plate by utilizing the displacement of the horizontal cylinder, so that the interference on the movement of the rear support plate is avoided.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.
Claims (10)
1. The utility model provides a flat line hairpin income groove guider, includes support (10), its characterized in that still includes:
a guide assembly (20) displaceable in horizontal and vertical directions along the support; and
the lifting assembly (30) is arranged at the guide assembly installation part and comprises a front support rod piece (310) arranged at the installation part and a rear support rod piece (320) which is arranged at the rear side of the front support rod piece and can be displaced along the vertical direction of the bracket to lift the legs at the rear side of the hairpin to the front support rod piece so as to facilitate the insertion of the rear hairpin.
2. The flat wire hairpin slot guide of claim 1, wherein the guide assembly (20) comprises a horizontal servo screw mechanism (210) and a vertical servo screw mechanism (220) disposed at a horizontal servo screw mechanism mount.
3. The flat wire hairpin slot guide apparatus of claim 2, wherein the horizontal servo screw mechanism comprises a horizontal servo motor (211) provided on the bracket, a horizontal screw (212) provided at an output end of the horizontal servo motor, a horizontal screw nut screwed with the horizontal screw, and a horizontal mount provided on an outer wall of the horizontal screw nut.
4. The flat wire hairpin slot guide apparatus of claim 3 wherein the vertical servo screw mechanism (220) comprises a vertical servo motor (221) disposed on a horizontal mount, a vertical screw disposed at an output end of the vertical servo motor, a vertical screw nut screwed with the vertical screw, and a vertical mount (222) disposed on an outer wall of the vertical screw nut.
5. The flat wire hairpin slot guide apparatus of claim 4, characterized in that the horizontal and vertical servo screw mechanisms (210, 220) are provided with sensors (40) for limiting the displacement limits of the horizontal and vertical mounts (222), respectively.
6. The flat wire hairpin slot guide of claim 4, wherein the front bar (310) comprises a front strut (311) depending from the vertical mount and at least two parallel front struts (312) spaced apart on the side walls of the front strut.
7. The flat wire hairpin slot guide of claim 6, wherein the front brace (312) is vertically fixed to the top of the front brace.
8. The flat wire hairpin slot guide apparatus of claim 6, wherein the rear bar member (320) comprises a vertical cylinder (321) fixed to a vertical mount, a rear bar (322) provided at the output end of the vertical cylinder, and at least two rear plates (323) provided at the side walls of the rear bar in parallel and spaced apart, wherein the rear plates can be moved up and down to the same level as the front plates by the vertical cylinder.
9. The flat wire hairpin slot guide of claim 8, further comprising an auxiliary strut (330) disposed at the rear side of the rear strut member, the auxiliary strut comprising a horizontal cylinder (331) fixed to the vertical mount, an auxiliary strut (332) disposed at the output end of the horizontal cylinder, and an auxiliary strut (333) disposed at the side wall of the auxiliary strut and between the rear struts (323).
10. The flat wire hairpin slot guide of claim 9, wherein the auxiliary plate (333) extends in an arc toward the forward strut direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210247977.8A CN114726172A (en) | 2022-03-14 | 2022-03-14 | Guiding device for flat wire hairpin groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210247977.8A CN114726172A (en) | 2022-03-14 | 2022-03-14 | Guiding device for flat wire hairpin groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114726172A true CN114726172A (en) | 2022-07-08 |
Family
ID=82236894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210247977.8A Pending CN114726172A (en) | 2022-03-14 | 2022-03-14 | Guiding device for flat wire hairpin groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114726172A (en) |
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2022
- 2022-03-14 CN CN202210247977.8A patent/CN114726172A/en active Pending
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