CN215646547U - Coil shaping device for stator splicing block - Google Patents
Coil shaping device for stator splicing block Download PDFInfo
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- CN215646547U CN215646547U CN202121741226.9U CN202121741226U CN215646547U CN 215646547 U CN215646547 U CN 215646547U CN 202121741226 U CN202121741226 U CN 202121741226U CN 215646547 U CN215646547 U CN 215646547U
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Abstract
The utility model relates to a coil shaping device for a motor stator, in particular to a coil shaping device for a stator split block. The utility model provides a stator splits piece and uses coil shaping device, its characterized in that is including setting up fixed shaping block on the bottom plate and being located the activity shaping block of fixed shaping block top, activity shaping block is fixed in the output lower extreme of lift driver, the terminal surface has first shaping face under the activity shaping block, fixed shaping block up end has second shaping face, first shaping face and second shaping face are the inclined plane, the uncovered distolateral of contained angle that first shaping face and second shaping face constitute is equipped with gliding locating piece from top to bottom, the locating piece has towards first guide block side open-ended constant head tank, the constant head tank is used for fixing a position stator and splits piece radial outer end. The stator split block shaping device has the advantages that the individual stator split blocks can be shaped, the connection between two adjacent stator split blocks is convenient, the slot filling rate can be ensured, and the insulation paper can be folded.
Description
Technical Field
The utility model relates to a coil shaping device for a motor stator, in particular to a coil shaping device for a stator split block.
Background
After winding of the coil on the stator core is completed, the coil of the stator needs to be shaped, so that the coil of the stator is prevented from being touched with parts such as a rotor or a motor end cover, and the groove fullness rate is guaranteed.
The stator coil shaping device disclosed in the chinese patent with the application number of 201821184231.2 comprises an upper die, a lower die and a mandrel, wherein a stator wound with a coil is sleeved on the mandrel, one end of the mandrel is connected to the upper die, the other end of the mandrel is connected to the lower die, a wire passing groove for leading out the wire of the stator coil to pass through is arranged on the upper die, the coil at one end of the stator is in contact with the upper die, and the coil at the other end of the stator is in contact with the lower die. The existing stator coil shaping device is used for shaping the coil of a conventional stator and cannot be used for shaping the stator split block.
After the winding of the coils on the stator splicing blocks shown in fig. 1 is completed, the side faces of the stator splicing blocks need to be beaten manually to shape the coils on the stator splicing blocks, and the insulating paper in the winding grooves of the stator splicing blocks is folded, so that the condition that the side faces of the two stator splicing blocks cannot be contacted after the two stator splicing blocks are connected is avoided, and the splicing of a plurality of subsequent stator splicing blocks is facilitated. However, the manual small hammer for coil shaping has the defects of low efficiency, large damage to the surface of an enameled wire and easy damage to a plastic coil framework.
Disclosure of Invention
The utility model aims to provide a coil shaping device for stator split blocks, which can shape the stator split blocks and is convenient for the connection between the subsequent stator split blocks.
In order to achieve the purpose, the utility model adopts the following technical scheme: a coil shaping device for stator splicing blocks comprises a fixed shaping block arranged on a bottom plate and a movable shaping block positioned above the fixed shaping block, wherein the movable shaping block is fixed at the lower end of the output end of a lifting driver, the lower end face of the movable shaping block is provided with a first shaping face, the upper end face of the fixed shaping block is provided with a second shaping face, the first shaping face and the second shaping face are both inclined faces, one end of an included angle formed by the first shaping face and the second shaping face is a reducing end, the other end of the included angle formed by the first shaping face and the second shaping face is an opening end, a first guide block is arranged on the end side of the reducing end, the first guide block is fixed with the bottom plate, a positioning block capable of sliding up and down is arranged on the end side of the opening, the positioning block is provided with a positioning groove opening towards the side of the first guide block, and the positioning groove is used for positioning and fixing the outer end of the stator splicing blocks in the radial direction, the positioning block is matched with a guide structure used for limiting the positioning block to move only up and down.
When needing to carry out the coil plastic on the stator piece together, put into the constant head tank with the radial outer end of stator piece together, make the radial inner of stator piece together be located between activity shaping piece and the fixed shaping piece, and the coil of stator piece together the piece not with first shaping face and the contact of second shaping face, start the removal of lift driver in order to carry out activity shaping piece afterwards, the first shaping face of activity shaping piece can be earlier relative with the coil upside contact on the stator piece together, the shaping piece that moves about afterwards drives stator piece together and moves down, because the stator piece together the outer end is located the constant head tank, the locating piece also can move down thereupon, the coil downside that final stator piece together on can offset with the second shaping face contact of fixed shaping piece, thereby accomplish the coil plastic that the stator piece together. The device can shape the single stator splicing block, is convenient for the connection between two adjacent stator splicing blocks, can ensure the slot fullness rate and can fold the insulating paper. Wherein, the locating piece is driven, and the locating piece is not initiative, also not fixed together with movable shaping piece, and the stator of can being convenient for splits the location of piece and fixes, and can avoid the stator to split the piece and deviate from the settlement position when the plastic, can also make the lift driver can realize the plastic with less power under the circumstances when collocation lift driver uses, can choose for use the lower lift driver of cost. Wherein, because first plastic face and second plastic face all are the inclined plane, for avoiding device spare part and treating that the stator of plastic splits the piece and takes place to remove about, the setting of guide structure and first guide block has been carried out to guarantee the plastic effect. The movable shaping block and the fixed shaping block are arranged oppositely from top to bottom, and the positioning block is positioned on the side of the movable shaping block and the side of the fixed shaping block, so that the occupied space above the workbench can be reduced, the stress between the positioning block and other parts can be reduced, and the positioning block can be conveniently moved in a driven manner.
Preferably, the positioning groove is provided with an abdicating groove for abdicating the connecting structure of the stator split block on the groove surface of the positioning groove, which is used for contacting with the side surface of the stator split block. Through setting up the groove of stepping down to avoid the stator to piece together the piece along self radial movement, can avoid the stator to piece together the piece and take place to remove, can avoid the coil skeleton on the stator piece together the piece to be crushed.
Preferably, the receding groove penetrates through the positioning block in the thickness direction of the positioning block. The abdicating groove penetrates through the positioning block, so that the positioning block can be conveniently processed, and the stator splicing block can enter the positioning groove from different directions, so that the device is convenient to use.
Preferably, the positioning groove of the positioning block is provided with three groove surfaces which are respectively contacted with different surfaces of the stator split block, each groove surface comprises two first groove surfaces which are contacted with two opposite side surfaces of the stator split block, the positioning groove further comprises a second groove surface which is contacted with the cambered surface of the stator split block, the two first groove surfaces are symmetrically arranged, and the angle formed by the second groove surfaces is the same as the angle formed by the cambered surfaces of the stator split block. The positioning effect between the positioning block and the stator splicing block is improved by the arrangement.
Preferably, the first groove surface is arranged in parallel with the first shaping surface or the second shaping surface; the first shaping surface and the second shaping surface are symmetrically arranged. The arrangement enables the first shaping surface and the second shaping surface to be parallel to one of the two opposite sides of the stator split block, and better shaping of the coil can be achieved.
Preferably, the positioning block is provided with a fixing groove, and a magnet is arranged in the fixing groove. The stator split pieces made of metal materials are attracted by arranging the magnets so as to be positioned at the positioning blocks.
Preferably, the guide structure further comprises a second guide block arranged on the bottom plate, the positioning block is located between the first guide block and the fixed shaping block, and the second guide block is in contact with the positioning block and closes the opening of the fixing groove. The left and right movement of the positioning block is limited by the second guide block and the fixed shaping block. The fixing groove is used for placing a magnet, and is also used for reducing the contact area of the second guide block and the positioning block, so that the positioning block can be conveniently lifted.
Preferably, the positioning block is matched with a return spring, and the return spring is positioned on the upper side or the lower side of the positioning block. The reset spring is arranged to reset the positioning block, so that the positioning block is convenient to use next time.
Preferably, the guide structure comprises at least two guide posts and guide holes arranged on the positioning block, each guide post is slidably matched in one guide hole, the return spring is sleeved on the guide posts, the return spring is a compression spring and is positioned on the lower side of the positioning block, or the return spring is an extension spring and is positioned on the upper side of the positioning block. The guide posts are arranged so that the reset spring is arranged, and at least two guide posts are arranged, so that the moving guide of the positioning block can be further improved.
Preferably, a notch for abdicating the coil framework of the stator split block is formed at one end of the first shaping surface or the second shaping surface, which is close to and far away from the positioning block. The gaps are arranged at the two ends of the end faces of the movable shaping block and the fixed shaping block, so that damage to coils of the stator splicing block after the movable shaping block moves is avoided.
The stator split block shaping device has the advantages that the individual stator split blocks can be shaped, the connection between two adjacent stator split blocks is convenient, the slot filling rate can be ensured, and the insulation paper can be folded.
Drawings
FIG. 1 is a schematic diagram of a stator segment;
FIG. 2 is a schematic structural diagram of the present invention;
FIG. 3 is a schematic view of the movable shaping block, the fixed shaping block and the positioning block according to the present invention;
FIG. 4 is a schematic view of a configuration of the movable and stationary shaping blocks of the present invention;
fig. 5 is a schematic structural diagram of the positioning block of the present invention.
Detailed Description
The utility model is further described below with reference to the figures and specific embodiments.
The device is used for shaping the stator split 1 shown in figure 1, two opposite side surfaces of the stator split 1 are respectively provided with a connecting structure for connecting and fixing two adjacent stator split, the connecting structure comprises a protrusion 11 and a matching groove 12, two opposite sides of the stator split 1 are respectively provided with a side surface 13, and the radial outer end surface of the stator split is an arc surface 14.
By shown in fig. 2 to 5, this embodiment discloses a stator splicing block coil shaping device, including setting up in locating piece 2, activity shaping block 3 and fixed shaping block 4 of bottom plate 9 top, fixed shaping block 4 supports and is fixed in on bottom plate 9, and activity shaping block 3 is located fixed shaping block 4 top, and bottom plate 9 top still is equipped with support 91, and the support 91 top is equipped with lift driver 8, and activity shaping block 3 is fixed in lift driver 8's output lower extreme, and locating piece 2 sets up in the right side of activity shaping block 3 and fixed shaping block 4. Wherein, the lower end of the output end of the lifting driver 8 is provided with a pressing plate 81, and the movable shaping block 3 is fixedly connected with the pressing plate 81. Wherein, the lifting driver 8 is a cylinder, the positioning block 2 and the movable shaping block 3 can both translate along the vertical linear direction, and the moving direction of the positioning block 2 is parallel to the moving direction of the movable shaping block 3.
The lower end face of the movable shaping block 3 is provided with a first shaping face 31, the upper end face of the fixed shaping block 4 is provided with a second shaping face 41, and the first shaping face 31 and the second shaping face 41 are inclined planes forming an included angle with the vertical straight line direction. A first guide block 92 is arranged at the necking end of the included angle formed by the first shaping surface 31 and the second shaping surface 41, the positioning block 2 capable of sliding up and down is positioned at the opening end of the included angle formed by the first shaping surface 31 and the second shaping surface 41, and the first guide block 92 is fixed with the bottom plate 9. Wherein, the first guide block 92 is attached to the left side of the movable shaping block 3 and the left side of the fixed shaping block 4 to limit the movable shaping block 3 and the fixed shaping block 4 from moving to the left. Wherein, the first shaping surface 31 and the second shaping surface 41 are arranged up and down symmetrically. Notches 30 which give way to a coil framework (not shown in the figure) on the stator splicing block 1 are formed at the left end and the right end of the first shaping surface 31 and the left end and the right end of the second shaping surface 41.
The locating piece 2 is formed with the constant head tank that is used for fixing a position stator piece 1, and the constant head tank constitutes there is three groove face that contacts with stator piece 1 different faces respectively, and the groove face includes two first groove faces 21 that contact with the relative both sides face of stator piece 1, and the groove face still includes the second groove face 22 that is used for contacting with stator piece 1's cambered surface 13, and two first groove faces 21 longitudinal symmetry set up, and the angle size that second groove face 22 constitutes is the same with the angle size that stator piece 1's cambered surface 14 constitutes. The plane of the first groove surface on the upper side is parallel to the plane of the first shaping surface 31, and the plane of the first groove surface on the lower side is parallel to the plane of the second shaping surface 41.
The first groove surface 21 is provided with a yielding groove 211 for yielding the protrusion 11 of the connecting structure of the stator segment 1, and the yielding groove 211 penetrates through the positioning block 1 along the thickness direction of the positioning block 1. Wherein, the left end face of the positioning block 2 is recessed to form two fixing grooves 23, and the fixing grooves 23 are used for accommodating magnets (not shown in the figure). Wherein, the positioning block 2 is also matched with a return spring (not shown in the figure) for realizing the return of the positioning block 2.
The positioning block 2 is matched with a guide structure for limiting the positioning block 2 to move up and down, the guide structure comprises three guide posts 25 and guide holes 24 arranged on the positioning block 2, and the guide posts 25 correspond to the guide holes 24 one by one. The reset spring (not shown in the figure) is sleeved on the guide rod 25, the reset spring is a compression spring and is positioned on the lower side of the positioning block 2, the guide structure further comprises a second guide block 93 arranged on the right side of the positioning block 2, the left end face of the second guide block 93 is in contact with the right end face of the positioning block 2, and the second guide block 93 is fixed with the bottom plate 9 and can seal the fixing groove. The second guide block 93 has a fixing portion 94 extending to the lower side of the positioning block 2, the fixing portion 94 is used for positioning and fixing the lower end of the guide rod 25 and supporting the lower end of the return spring, and the fixing portion 94 is also used for limiting the fixed shaping block 4 to move to the right.
When the coil shaping of stator piece together, put into the constant head tank of locating piece with the radial outer end of stator piece together, make the radial inner of stator piece together be located between activity shaping piece and the fixed shaping piece, and the coil of stator piece together does not contact with first shaping face and second shaping face, start the lift driver afterwards, activity shaping piece moves down under the lift driver effect, the first shaping face of activity shaping piece can be earlier with the coil contact of stator piece together, activity shaping piece drives stator piece together and moves to the downside afterwards, because the stator piece together is located the constant head tank in the outer end, the locating piece also can move down thereupon, the coil of stator piece together contacts with second shaping face finally, along with the continuation downstream of stator piece together, in order to accomplish the coil shaping of stator piece together.
The stator split block shaping device has the advantages that the individual stator split blocks can be shaped, the connection between two adjacent stator split blocks is convenient, the slot filling rate can be ensured, and the insulation paper can be folded.
Claims (10)
1. A coil shaping device for a stator splicing block is characterized by comprising a fixed shaping block arranged on a bottom plate and a movable shaping block positioned above the fixed shaping block, wherein the movable shaping block is fixed at the lower end of the output end of a lifting driver, the lower end face of the movable shaping block is provided with a first shaping face, the upper end face of the fixed shaping block is provided with a second shaping face, the first shaping face and the second shaping face are both inclined faces, one end of an included angle formed by the first shaping face and the second shaping face is a reducing end, the other end of the included angle formed by the first shaping face and the second shaping face is an open end, the end side of the reducing end is provided with a first guide block, the first guide block is fixed with the bottom plate, the end side of the opening is provided with a positioning block capable of sliding up and down, the positioning block is provided with a positioning groove opening towards the side of the first guide block, and the positioning groove is used for positioning the radial outer end of the fixed splicing block, the positioning block is matched with a guide structure used for limiting the positioning block to move only up and down.
2. The coil shaping device according to claim 1, wherein an abdicating groove for abdicating the connection structure of the stator segment is provided on a groove surface of the positioning groove for contacting with a side surface of the stator segment.
3. The coil shaping device according to claim 2, wherein the offset groove penetrates the positioning block in a thickness direction of the positioning block.
4. The coil shaping device according to claim 1, 2 or 3, wherein the positioning groove of the positioning block is formed with three groove surfaces respectively contacting different surfaces of the stator segment, the groove surfaces include two first groove surfaces contacting two opposite side surfaces of the stator segment, and further include a second groove surface contacting the arc surface of the stator segment, the two first groove surfaces are symmetrically arranged, and an angle formed by the second groove surface is the same as an angle formed by the arc surface of the stator segment.
5. The coil shaping device according to claim 4, wherein the first slot surface is disposed parallel to the first shaping surface or the second shaping surface; the first shaping surface and the second shaping surface are symmetrically arranged.
6. The coil shaping device as claimed in claim 1, wherein the positioning block has a fixing groove, and a magnet is disposed in the fixing groove.
7. The coil shaping device according to claim 6, wherein the guide structure further comprises a second guide block disposed on the bottom plate, the positioning block is disposed between the first guide block and the fixing shaping block, and the second guide block contacts the positioning block and closes the opening of the fixing groove.
8. The coil shaping device of claim 1, wherein the positioning block is engaged with a return spring, and the return spring is located at an upper side or a lower side of the positioning block.
9. The coil shaping device according to claim 8, wherein the guiding structure comprises at least two guiding posts and guiding holes disposed on the positioning block, each guiding post is slidably fitted in one guiding hole, the return spring is sleeved on the guiding post, the return spring is a compression spring and is disposed on the lower side of the positioning block, or the return spring is an extension spring and is disposed on the upper side of the positioning block.
10. The coil shaping device of claim 1, wherein the first or second shaping surface has a notch formed at an end thereof adjacent to and remote from the positioning block for avoiding the coil bobbin of the stator segment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121741226.9U CN215646547U (en) | 2021-07-29 | 2021-07-29 | Coil shaping device for stator splicing block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121741226.9U CN215646547U (en) | 2021-07-29 | 2021-07-29 | Coil shaping device for stator splicing block |
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| Publication Number | Publication Date |
|---|---|
| CN215646547U true CN215646547U (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121741226.9U Active CN215646547U (en) | 2021-07-29 | 2021-07-29 | Coil shaping device for stator splicing block |
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| CN (1) | CN215646547U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023005915A1 (en) * | 2021-07-29 | 2023-02-02 | 浙江联宜电机有限公司 | Stator block coil shaping device |
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2021
- 2021-07-29 CN CN202121741226.9U patent/CN215646547U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023005915A1 (en) * | 2021-07-29 | 2023-02-02 | 浙江联宜电机有限公司 | Stator block coil shaping device |
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