CN218396535U - Combined inner stator iron core welding fixture - Google Patents
Combined inner stator iron core welding fixture Download PDFInfo
- Publication number
- CN218396535U CN218396535U CN202222145278.0U CN202222145278U CN218396535U CN 218396535 U CN218396535 U CN 218396535U CN 202222145278 U CN202222145278 U CN 202222145278U CN 218396535 U CN218396535 U CN 218396535U
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- China
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- briquetting
- anchor clamps
- dabber
- stator core
- clamps body
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Abstract
The utility model discloses a modular interior stator core welding jig belongs to anchor clamps technical field, including the anchor clamps body, wear to be equipped with the dabber on the anchor clamps body, dabber tip cover is equipped with the opening packing ring, and the bottom threaded connection of dabber has the nut, is provided with down briquetting and last briquetting between dabber and the anchor clamps body, goes up the briquetting and lies in the below of briquetting down, is provided with interior stator core down between briquetting and the last briquetting, goes up briquetting and opening packing ring looks butt, and sliding connection has the ejector pin on the anchor clamps body, the top fixedly connected with work piece ejector of ejector pin, the utility model discloses an aspect is convenient for towards the equipment of piece convenient to, and on the other hand has reduced the manufacturing degree of difficulty of anchor clamps, has eliminated the requirement of dabber to pressing from specific position tolerance, and the anchor clamps body and dabber are simply according to the clearance that stator punched from the overall dimension of piece emits 0.01 to 0.02, only have the size tolerance requirement, do not have the requirement of shape tolerance, make stator piece installation and dismantle easily, have improved the precision of stator equipment simultaneously.
Description
Technical Field
The utility model belongs to the technical field of anchor clamps, concretely relates to modular inner stator iron core welding jig.
Background
The combined stator is a stator core structure which adopts an integrated stator punch for connection, a split stator punching sheet is used as a main body, each layer of the split stator is formed by independent four-section stators, the purpose is to form reasonable magnetic resistance and magnetic circuit through a segmentation mode, magnetic force lines are guided to form a loop according to a design ideal scheme, the combined stator core structure is integrated when being installed, therefore, the upper part, the middle part and the lower part adopt two integral structures as a base body, the stators at the middle layer adopt a separation segmentation mode, the product yield is not limited, the manufacturing cost is too high by using an advanced progressive die process scheme die, after blanking can only adopt a single punch mode, the combined stator core is clamped by adopting a laser welding mode, the integrated stator punching sheet and the separated stator punching sheet are assembled together to form the stator core, the stator core needs to be pressed with an outer stator core, the appearance size requirement is strict, the dislocation phenomenon between the punching sheets is not allowed, and the manufacturing precision requirement of the clamp is higher.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a modular interior stator core welding jig, because the particularity of work piece shape, especially, the existence of disconnect-type stator, need fix a position the back equipment respectively to the interior outer contour of work piece, mainly use the appearance to fix a position as the owner, the anchor clamps body processes out the stator appearance through the wire-electrode cutting technology, and is simple in process, the machining precision is high, the stator core hole adopts the dabber location, manufacturing process is simple, the dabber exists the big clearance with the anchor clamps body, the location dabber can freely float in the anchor clamps body, the position of integral type stator appearance is decided by anchor clamps internal cavity, the position of dabber has been decided to integral type stator hole, thus, the equipment of the punching sheet of being convenient for on the one hand is convenient, on the other hand has reduced the manufacturing degree of difficulty of anchor clamps, the requirement of dabber to the specific position tolerance has been eliminated, the anchor clamps body and dabber are only simply emit 0.01 to 0.02 clearance according to the overall dimension of stator punching sheet, only have the dimensional tolerance requirement, the requirement of geometric tolerance, make stator sheet installation and dismantle easily, the precision of stator equipment has been improved simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model relates to a modular internal stator iron core welding jig, including the anchor clamps body, wear to be equipped with the dabber on the anchor clamps body, dabber tip cover is equipped with the opening packing ring, the bottom threaded connection of dabber has the nut, be provided with down briquetting and last briquetting between dabber and the anchor clamps body, it is located the below of briquetting down to go up the briquetting, be provided with internal stator iron core down between briquetting and the last briquetting, go up briquetting and opening packing ring looks butt, sliding connection has the ejector pin on the anchor clamps body, the top fixedly connected with work piece ejector of ejector pin.
As a preferred technical scheme of the utility model, the anchor clamps body mesopore sets up the cross recess structure, anchor clamps body one end only remains square column structure, and the middle part mills empty, two screw holes have been seted up on anchor clamps body upper end surface.
As an optimal technical scheme of the utility model, the anchor clamps body square groove takes the booth clearance fit with stator tooth width and length, set up a square groove at interval on the anchor clamps body internal control edge, the most circular arc section of anchor clamps body lower part mills empty.
As an optimal technical scheme of the utility model, the dabber main aspects is the step axle, the dabber specifically cooperates for big clearance with the anchor clamps, the biggest excircle height of dabber is less than the degree of depth in anchor clamps body hole, the dabber is in the unsteady state at the internal anchor clamps.
As a preferred technical scheme of the utility model, the locating hole has been seted up to the big terminal surface of dabber, and downthehole interference equipment has the locating pin, the anchor clamps body upper end has the end cover through the fix with screw, set up porosely on the end cover, the locating pin bulge is arranged downthehole in to with the hole clearance fit that forms.
As an optimized technical scheme of the utility model, interior hexagonal hole has been seted up to the dabber main aspects.
As an optimized technical scheme of the utility model, go up briquetting, lower briquetting and solder joint and correspond the position and seted up undercut groove one, undercut groove two respectively.
As an optimized technical scheme of the utility model, go up briquetting and pushing down the shape of briquetting and be four lug structures of ring belt.
Compared with the prior art, the beneficial effects of the utility model are that:
because of the particularity of the shape of the workpiece, particularly the existence of a separated stator, the inner contour and the outer contour of the workpiece need to be respectively positioned and then assembled, the shape is mainly used as main positioning, the clamp body is used for processing the shape of the stator through a wire cutting process, the process is simple, the processing precision is high, the inner hole of the stator core is positioned by adopting a mandrel, the manufacturing process is simple, the mandrel and the clamp body have a large gap, the positioning mandrel can freely float in the clamp body, the position of the shape of the integrated stator is determined by the inner cavity of the clamp body, and the position of the mandrel is determined by the inner hole of the integrated stator.
Drawings
FIG. 1 is a schematic view of the assembly of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;
FIG. 4 isbase:Sub>A sectional view taken along line A-A of FIG. 3;
FIG. 5 is a schematic view of the construction of the workpiece ejector and the ejector pin;
FIG. 6 is a front and top view of the mandrel;
FIG. 7 is a top, front and bottom view of the clamp body;
FIG. 8 is a top and front view of the end cap;
FIG. 9 is a top plan view and a front view of the upper press block;
FIG. 10 is a top plan view and a front view of the hold-down block;
FIG. 11 is a schematic view of the present invention;
figure 12 is a plan view and a front view of the combined inner stator core;
FIG. 13 is a cross-sectional view taken along line C-C of FIG. 12;
FIG. 14 is a schematic view of an integral punch;
fig. 15 is a schematic view of a separating combined punching sheet.
In the figure: 1. a mandrel; 2. pressing the block; 3. an inner stator core; 4. a clamp body; 5. pressing the blocks; 6. a split washer; 7. a nut; 8. positioning pins; 9. a workpiece ejector; 10. laser welding the part; 11. an end cap; 12. a top rod; 13. an inner hexagonal hole; 14. a first blank groove; 15. a second blank groove; 16. a laser welder workbench; 17. welding seams; 18. a laser source; 19. a laser beam.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.
Please refer to fig. 1-15, the utility model provides a combination formula inner stator iron core welding jig, including the anchor clamps body 4, wear to be equipped with dabber 1 on the anchor clamps body 4, dabber 1 tip cover is equipped with opening packing ring 6, the bottom threaded connection of dabber 1 has nut 7, be provided with briquetting 2 and last briquetting 5 down between dabber 1 and the anchor clamps body 4, it is located the below of briquetting 2 down to go up briquetting 5, be provided with inner stator iron core 3 between briquetting 2 and the last briquetting 5 down, it is connected with opening packing ring 6 looks butt to go up briquetting 5, sliding connection has ejector pin 12 on the anchor clamps body 4, the top fixedly connected with work piece ejector 9 of ejector pin 12.
As a preferred technical scheme of the utility model, 4 mesopores of the anchor clamps body set up the cross recess structure, and 4 one ends of the anchor clamps body only remain square column structure, and the middle part mills empty, and two screw holes have been seted up on 4 upper end surfaces of the anchor clamps body.
As a preferred technical scheme of the utility model, 4 square grooves of the anchor clamps body with stator tooth width and take booth clearance fit with length, set up 4 interval 90 square grooves on the accuse edge in the anchor clamps body 4, the most circular arc section in 4 lower parts of the anchor clamps body mills empty.
As an optimal technical scheme of the utility model, 1 main aspects of dabber are the step axle, and dabber 1 cooperates for big clearance with the anchor clamps body 4, and 1 the biggest excircle height of dabber is less than the degree of depth in the anchor clamps body 4 holes, and dabber 1 is in the floating condition in the anchor clamps body 4.
As a preferred technical scheme of the utility model, the locating hole has been seted up to 1 big terminal surface of dabber, and downthehole interference equipment has locating pin 8, and there is end cover 11 on the anchor clamps body 4 through the fix with screw, sets up porosely on the end cover 11, and it is downthehole that 8 protruding positions of locating pin are arranged in to with the hole formation clearance fit.
As an optimized technical scheme of the utility model, interior hexagonal hole 13 has been seted up to 1 main aspects of dabber.
As an optimized technical proposal of the utility model, the positions of the upper pressing block 5 and the lower pressing block 2 corresponding to the welding spot are respectively provided with a clearance groove I14 and a clearance groove II 15.
As an optimized technical scheme of the utility model, go up briquetting 5 and push down 2 shapes and be four lug structures of ring belt.
Specifically, the utility model discloses during the use, the stator appearance is processed out through the wire-electrode cutting technology to the anchor clamps body 4, simple process, the machining precision is high, 3 holes of inner stator core adopt dabber 1 location, manufacturing process is simple, dabber 1 and the anchor clamps body 4 have big clearance, positioning core 1 can be in the anchor clamps body 4 free floating, by the position of 4 inner chambers decision integral type stator appearances of the anchor clamps body, integral type stator hole has decided dabber 1's position, and thus, the equipment of the punching sheet of being convenient for on the one hand, on the other hand has reduced the manufacturing degree of difficulty of anchor clamps, the requirement of dabber 1 to pressing from both sides specific position tolerance has been eliminated, the anchor clamps body 4 and dabber 1 are only simply emit 0.01 to 0.02's clearance according to the overall dimension of stator punching sheet, only there is the dimensional tolerance requirement, the requirement of no geometric tolerance, make stator piece installation and dismantlement easy, the precision of stator equipment has been improved simultaneously.
The combined stator has high precision requirement because the inner hole and the 4 claw parts are matched surfaces, and the tolerance range of the inner hole and the claw parts is 0.03.
The using mode of the clamp indicates that after the workpiece is assembled on the clamp and screwed down by a bolt, the workpiece is placed on a workbench 16 of a laser welding machine as shown in fig. 11, the side surface of the clamp is positioned, a laser source 18 emits a laser beam 19, the laser beam 19 realizes laser welding, the workbench moves back and forth during welding to carry out welding, the workpiece rotates by 90 degrees after welding one welding seam 17, and after welding 4 welding seams 17, the workpiece rotates by 180 degrees, and 4 welding seams 17 on the back surface are welded.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a modular inner stator core welding jig, includes the anchor clamps body (4), its characterized in that: wear to be equipped with dabber (1) on the anchor clamps body (4), dabber (1) tip cover is equipped with opening packing ring (6), the bottom threaded connection of dabber (1) has nut (7), be provided with down briquetting (2) and last briquetting (5) between dabber (1) and the anchor clamps body (4), it is located the below of briquetting (2) down to go up briquetting (5), be provided with interior stator iron core (3) down between briquetting (2) and the last briquetting (5), it has ejector pin (12) to go up briquetting (5) and opening packing ring (6) looks butt, sliding connection has ejector pin (12) on the anchor clamps body (4), the top fixedly connected with work piece ejector (9) of ejector pin (12).
2. The combined inner stator core welding jig of claim 1, wherein: the clamp is characterized in that a cross groove structure is arranged in a middle hole of the clamp body (4), only a square column structure is reserved at one end of the clamp body (4), the middle of the clamp body is milled to be hollow, and two threaded holes are formed in the surface of the upper end of the clamp body (4).
3. The combined inner stator core welding jig of claim 1, wherein: the square groove of the fixture body (4) is in small clearance fit with the tooth width and the tooth length of the stator, 4 square grooves with 90-degree intervals are arranged on the inner control edge of the fixture body (4), and most of the arc section of the lower part of the fixture body (4) is milled empty.
4. The combined inner stator core welding jig of claim 1, wherein: the large end of the mandrel (1) is a step shaft, the mandrel (1) is matched with the clamp body (4) to form a large gap, the maximum excircle height of the mandrel (1) is smaller than the depth of a hole of the clamp body (4), and the mandrel (1) is in a floating state in the clamp body (4).
5. The combined inner stator core welding jig of claim 1, wherein: the large end face of the mandrel (1) is provided with a positioning hole, a positioning pin (8) is assembled in the hole in an interference mode, an end cover (11) is fixed to the upper end of the clamp body (4) through a screw, the end cover (11) is provided with a hole, and the protruding portion of the positioning pin (8) is arranged in the hole and in clearance fit with the hole.
6. The combined inner stator core welding jig of claim 1, wherein: the large end of the mandrel (1) is provided with an inner hexagonal hole (13).
7. The combined inner stator core welding jig of claim 1, wherein: the positions of the upper pressing block (5) and the lower pressing block (2) corresponding to the welding points are respectively provided with a first cutter recess (14) and a second cutter recess (15).
8. The combined inner stator core welding jig of claim 1, wherein: the upper pressing block (5) and the lower pressing block (2) are in the shape of circular ring with four lug structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222145278.0U CN218396535U (en) | 2022-08-16 | 2022-08-16 | Combined inner stator iron core welding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222145278.0U CN218396535U (en) | 2022-08-16 | 2022-08-16 | Combined inner stator iron core welding fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218396535U true CN218396535U (en) | 2023-01-31 |
Family
ID=85025927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222145278.0U Active CN218396535U (en) | 2022-08-16 | 2022-08-16 | Combined inner stator iron core welding fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218396535U (en) |
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2022
- 2022-08-16 CN CN202222145278.0U patent/CN218396535U/en active Active
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