CN218904164U - Self-centering tool for lamination welding of motor silicon steel sheets - Google Patents
Self-centering tool for lamination welding of motor silicon steel sheets Download PDFInfo
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- CN218904164U CN218904164U CN202223443463.4U CN202223443463U CN218904164U CN 218904164 U CN218904164 U CN 218904164U CN 202223443463 U CN202223443463 U CN 202223443463U CN 218904164 U CN218904164 U CN 218904164U
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Abstract
The utility model discloses a self-centering tool for lamination welding of a motor silicon steel sheet, which comprises a bottom plate, wherein a self-centering positioning assembly is arranged on the bottom plate, and a lamination pressure maintaining assembly is arranged on the self-centering positioning assembly; the self-centering positioning assembly is used for self-centering positioning of the motor silicon steel sheet and laminating the motor silicon steel sheet through the laminating machine; the automatic centering and pressure maintaining device is provided with a self-centering mandrel, a first positioning plate, a second positioning plate, an outer expansion plate, a fixed block and an adjusting bolt, the self-centering positioning is carried out on the motor silicon steel sheet through the second positioning plate and the two first positioning plates, the three-point rounding principle is adopted, the self-centering positioning operation is conveniently carried out on the motor silicon steel sheet, the positioning precision of the motor silicon steel sheet is improved, the lamination welding of the motor silicon steel sheet is convenient, the dismounting tool is convenient, the processing efficiency is improved, and the product quality and the qualification rate are greatly improved.
Description
Technical Field
The utility model belongs to the technical field of silicon steel sheet processing tools, and particularly relates to a self-centering tool for lamination welding of a motor silicon steel sheet.
Background
The soft magnetic alloy with very low carbon content for silicon steel sheet has Si content of 0.5-4.5%, and the addition of Si can raise the resistivity and maximum magnetic conductivity of Fe and lower coercive force, iron core loss and magnetic ageing, and is used mainly in making iron cores for various transformers, motors and generators.
The stator of the motor needs to stack the silicon steel sheets and then weld the upper end plate and the lower end plate to form, cylindricity can be guaranteed in the stacking process, welding deformation is required to be guaranteed to be small, the existing silicon steel sheet stacking welding tool can not guarantee self-centering positioning during stacking, the detaching tool is inconvenient, and positioning accuracy of the silicon steel sheets can not be guaranteed.
Disclosure of Invention
The utility model aims to provide a self-centering tool for lamination welding of a motor silicon steel sheet, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the self-centering tooling for the lamination welding of the motor silicon steel sheets comprises a bottom plate, wherein a self-centering positioning assembly is arranged on the bottom plate, and a lamination pressure maintaining assembly is arranged on the self-centering positioning assembly;
the self-centering positioning assembly is used for self-centering positioning of the motor silicon steel sheet and laminating the motor silicon steel sheet through the laminating machine;
the lamination pressure maintaining assembly is used for locking and maintaining pressure of the laminated motor silicon steel sheets.
Preferably, the self-centering positioning assembly comprises a self-centering mandrel, an upper positioning ring and a lower positioning ring;
the self-centering mandrel is arranged at the center of the bottom plate through a bolt, and the upper positioning ring and the lower positioning ring are respectively sleeved at the upper part and the lower part of the self-centering mandrel;
the self-centering mandrel is provided with first positioning plates symmetrically distributed by a Y central axis, the self-centering mandrel is also provided with second positioning plates, and the second positioning plates and the two first positioning plates are distributed on the self-centering mandrel in a circular equidistant manner;
the inside of self-centering dabber be provided with the board that rises outward of second locating plate matched with, self-centering dabber corresponds the position department that rises outward of board is provided with the fixed block, the fixed block with the board that rises outward passes through adjusting bolt and connects.
Preferably, limiting blocks are arranged on the upper positioning ring and the lower positioning ring.
Preferably, the second positioning plate and the outer expansion plate are mutually matched inclined plates.
Preferably, the lower positioning ring is provided with symmetrically distributed positioning seats, and the positioning seats are used for positioning clamping grooves of the motor silicon steel sheet.
Preferably, the laminating pressure maintaining component comprises an upper pressing plate, a lower pressing plate, a double-head screw rod and a locking nut;
the upper pressing plate is arranged on the upper positioning ring, the lower pressing plate is arranged on the bottom plate, and the lower positioning ring is arranged on the lower pressing plate;
the double-end screw is provided with a plurality of, the upper pressing plate with pass through between the holding down plate the double-end screw is connected, just the upper end of double-end screw passes through lock nut with the upper pressing plate is connected.
Preferably, the upper pressing plate is connected with the upper positioning ring through bolts, and the lower pressing plate, the lower positioning ring and the bottom plate are connected through bolts.
Preferably, the lower pressing plate is provided with a positioning pin.
Compared with the prior art, the utility model has the beneficial effects that:
1. when the self-centering positioning device is used, the adjusting bolt is rotated clockwise, so that the outer expansion plate and the fixed block are locked through the adjusting bolt, the outer expansion plate moves upwards, the second positioning plate contracts towards the self-centering mandrel, the piled motor silicon steel sheets are placed on the lower positioning ring, at the moment, the motor silicon steel sheets are aligned and positioned on the second positioning plate and the positioning seat, then the adjusting bolt is rotated anticlockwise, the outer expansion plate moves downwards, the second positioning plate moves outwards, the motor silicon steel sheets are subjected to self-centering positioning through the second positioning plate and the two first positioning plates, then the motor silicon steel sheets are laminated through the laminating machine, the self-centering positioning operation is conveniently performed on the motor silicon steel sheets through the three-point rounding principle, the positioning precision of the motor silicon steel sheets is improved, and the lamination welding of the motor silicon steel sheets is convenient;
2. the utility model is provided with an upper pressing plate, a lower pressing plate, a double-headed screw rod and a locking nut, when the lamination of the motor silicon steel sheet is completed, the upper pressing plate is connected with the lower pressing plate through the double-headed screw rod, and the upper pressing plate and the double-headed screw rod are locked through the locking nut, so that the motor silicon steel sheet keeps a certain compression amount between the upper pressing plate and the lower pressing plate, after the pressure maintaining is completed, the outer expansion plate and the fixed block are locked through the adjusting bolt by rotating the adjusting bolt clockwise, so that the outer expansion plate moves upwards, the second positioning plate contracts towards the self-centering mandrel, and then the upper pressing plate is taken down, the motor silicon steel sheet with good lamination pressure maintaining is conveniently taken out, the tool is conveniently detached, the processing efficiency is improved, and the product quality and the qualification rate are greatly improved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model;
FIG. 3 is a schematic view of the present utility model in front cross-section;
FIG. 4 is a schematic side cross-sectional view of the present utility model;
FIG. 5 is a schematic top cross-sectional view of the present utility model;
fig. 6 is a schematic top view of the present utility model.
In the figure: 1. a bottom plate; 2. a self-centering positioning assembly; 201. a self-centering mandrel; 202. an upper positioning ring; 203. a lower positioning ring; 204. a first positioning plate; 205. a second positioning plate; 206. an outer expansion plate; 207. a fixed block; 208. an adjusting bolt; 209. a limiting block; 210. a positioning seat; 3. the laminating and pressure maintaining assembly; 301. an upper press plate; 302. a lower pressing plate; 303. a double-ended screw; 304. a lock nut; 305. and (5) positioning pins.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the self-centering tooling for lamination welding of the motor silicon steel sheet provided by the utility model comprises a bottom plate 1, wherein a self-centering positioning assembly 2 is arranged on the bottom plate 1, and a lamination pressure maintaining assembly 3 is arranged on the self-centering positioning assembly 2;
the self-centering positioning assembly 2 is used for self-centering positioning of the motor silicon steel sheet, and laminating the motor silicon steel sheet through a laminating machine, and the self-centering positioning assembly 2 comprises a self-centering mandrel 201, an upper positioning ring 202 and a lower positioning ring 203; the self-centering mandrel 201 is arranged in the center of the bottom plate 1 through a bolt, the upper positioning ring 202 and the lower positioning ring 203 are respectively sleeved on the upper part and the lower part of the self-centering mandrel 201, the lower positioning ring 203 is provided with symmetrically distributed positioning seats 210, and the positioning seats 210 are used for positioning clamping grooves of a motor silicon steel sheet; the self-centering mandrel 201 is provided with first positioning plates 204 symmetrically distributed by a Y central axis, the self-centering mandrel 201 is also provided with second positioning plates 205, the upper positioning ring 202 and the lower positioning ring 203 are both provided with limiting blocks 209, and the second positioning plates 205 and the two first positioning plates 204 are distributed on the self-centering mandrel 201 in a circular equidistant manner; the self-centering mandrel 201 is internally provided with an outer expansion plate 206 matched with the second positioning plate 205, the second positioning plate 205 and the outer expansion plate 206 are inclined plates matched with each other, the self-centering mandrel 201 is provided with a fixed block 207 at the position corresponding to the outer expansion plate 206, and the fixed block 207 and the outer expansion plate 206 are connected through an adjusting bolt 208;
when the self-centering positioning device is used, the adjusting bolt 208 is rotated clockwise, so that the outer expansion plate 206 and the fixed block 207 are locked through the adjusting bolt 208, the outer expansion plate 206 moves upwards, the second positioning plate 205 contracts towards the self-centering mandrel 201, a piled motor silicon steel sheet is placed on the lower positioning ring 203, at the moment, the motor silicon steel sheet is aligned and positioned on the second positioning plate 205 and the positioning seat 210, the adjusting bolt 208 is rotated anticlockwise, the outer expansion plate 206 moves downwards, the second positioning plate 205 moves outwards, the motor silicon steel sheet is laminated through the second positioning plate 205 and the two first positioning plates 204, the motor silicon steel sheet is conveniently subjected to self-centering operation through a three-point rounding principle, the positioning precision of the motor silicon steel sheet is improved, and the lamination welding of the motor silicon steel sheet is facilitated;
the laminating pressure maintaining assembly 3 is used for locking and maintaining pressure on the laminated motor silicon steel sheets, and the laminating pressure maintaining assembly 3 comprises an upper pressing plate 301, a lower pressing plate 302, a double-head screw 303 and a locking nut 304; the upper pressing plate 301 is arranged on the upper positioning ring 202, the upper pressing plate 301 is connected with the upper positioning ring 202 through bolts, the lower pressing plate 302 is arranged on the bottom plate 1, the lower positioning ring 203 is arranged on the lower pressing plate 302, and the lower pressing plate 302, the lower positioning ring 203 and the bottom plate 1 are connected through bolts; the double-headed screw 303 is provided with a plurality of upper pressing plates 301 and lower pressing plates 302 which are connected through the double-headed screw 303, the upper ends of the double-headed screw 303 are connected with the upper pressing plates 301 through locking nuts 304, and the lower pressing plates 302 are provided with positioning pins 305;
the utility model is provided with an upper pressing plate 301, a lower pressing plate 302, a double-headed screw 303 and a locking nut 304, when the lamination of the motor silicon steel sheet is completed, the upper pressing plate 301 is connected with the lower pressing plate 302 through the double-headed screw 303, the upper pressing plate 301 and the double-headed screw 303 are locked through the locking nut 304, so that the motor silicon steel sheet keeps a certain compression amount between the upper pressing plate 301 and the lower pressing plate 302, after the pressure maintaining is completed, the outer expansion plate 206 and the fixed block 207 are locked through the adjusting bolt 208 by rotating the adjusting bolt 208 clockwise, so that the outer expansion plate 206 moves upwards, the second positioning plate 205 is contracted towards the self-centering mandrel 201, then the upper pressing plate 301 is taken down, the motor silicon steel sheet with good lamination pressure maintaining is conveniently taken out, the tooling is conveniently detached, the product quality and the qualification rate are greatly improved.
To sum up, the use flow of the motor silicon steel sheet lamination welding self-centering tool provided by the embodiment: when the self-centering mandrel is used, the adjusting bolt 208 is rotated clockwise firstly, the outer expansion plate 206 and the fixing block 207 are locked through the adjusting bolt 208, the outer expansion plate 206 moves upwards, the second positioning plate 205 is further contracted towards the self-centering mandrel 201, the piled motor silicon steel sheets are placed on the lower positioning ring 203, at the moment, the motor silicon steel sheets are aligned and positioned on the second positioning plate 205 and the positioning seat 210, then the adjusting bolt 208 is rotated anticlockwise, the outer expansion plate 206 moves downwards, so that the second positioning plate 205 moves outwards, the motor silicon steel sheets are further positioned in a self-centering mode through the second positioning plate 205 and the two first positioning plates 204, then the motor silicon steel sheets are laminated through the laminating machine, when the motor silicon steel sheets are laminated, the upper pressing plate 301 is connected with the lower pressing plate 302 through the double-headed screw rod 303, the upper pressing plate 301 and the double-headed screw rod 303 are locked, a certain compression amount is kept between the upper pressing plate 301 and the lower pressing plate 302, after the motor silicon steel sheets are finished, the outer expansion plate 206 and the fixing block 207 are rotated anticlockwise, the second positioning plate 205 moves outwards, the second pressing plate 201 is further contracted through the adjusting bolt 206, the second pressing plate is further folded, and the self-centering mandrel is conveniently taken out.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The self-centering tooling for the lamination welding of the motor silicon steel sheets is characterized by comprising a bottom plate (1), wherein a self-centering positioning assembly (2) is arranged on the bottom plate (1), and a lamination pressure maintaining assembly (3) is arranged on the self-centering positioning assembly (2);
the self-centering positioning assembly (2) is used for self-centering positioning of the motor silicon steel sheet and laminating the motor silicon steel sheet through a laminating machine;
the lamination pressure maintaining component (3) is used for locking and maintaining pressure of the laminated motor silicon steel sheets.
2. The self-centering tool for lamination welding of motor silicon steel sheets according to claim 1, wherein the self-centering tool is characterized in that: the self-centering positioning assembly (2) comprises a self-centering mandrel (201), an upper positioning ring (202) and a lower positioning ring (203);
the self-centering mandrel (201) is arranged in the center of the bottom plate (1) through a bolt, and the upper positioning ring (202) and the lower positioning ring (203) are respectively sleeved on the upper part and the lower part of the self-centering mandrel (201);
the self-centering mandrel (201) is provided with first positioning plates (204) symmetrically distributed by a Y central axis, the self-centering mandrel (201) is also provided with second positioning plates (205), and the second positioning plates (205) and the two first positioning plates (204) are distributed on the self-centering mandrel (201) in a circular equidistant manner;
the inside of from centering dabber (201) be provided with second locating plate (205) matched with rise board (206 outward, from centering dabber (201) correspond the position department that rises board (206) outward is provided with fixed block (207), fixed block (207) with rise board (206) outward and pass through adjusting bolt (208) and connect.
3. The self-centering tool for lamination welding of motor silicon steel sheets according to claim 2, wherein the self-centering tool is characterized in that: limiting blocks (209) are arranged on the upper locating ring (202) and the lower locating ring (203).
4. The self-centering tool for lamination welding of motor silicon steel sheets according to claim 2, wherein the self-centering tool is characterized in that: the second positioning plate (205) and the outer expansion plate (206) are mutually matched inclined plates.
5. The self-centering tool for lamination welding of motor silicon steel sheets according to claim 2, wherein the self-centering tool is characterized in that: and the lower positioning ring (203) is provided with symmetrically distributed positioning seats (210), and the positioning seats (210) are used for positioning clamping grooves of the motor silicon steel sheet.
6. The self-centering tool for lamination welding of motor silicon steel sheets according to claim 2, wherein the self-centering tool is characterized in that: the laminating pressure maintaining assembly (3) comprises an upper pressing plate (301), a lower pressing plate (302), a double-head screw (303) and a locking nut (304);
the upper pressing plate (301) is arranged on the upper positioning ring (202), the lower pressing plate (302) is arranged on the bottom plate (1), and the lower positioning ring (203) is arranged on the lower pressing plate (302);
the double-end screw rods (303) are arranged in a plurality, the upper pressing plate (301) and the lower pressing plate (302) are connected through the double-end screw rods (303), and the upper ends of the double-end screw rods (303) are connected with the upper pressing plate (301) through locking nuts (304).
7. The self-centering tooling for lamination welding of motor silicon steel sheets according to claim 6, wherein the tooling is characterized in that: the upper pressing plate (301) is connected with the upper positioning ring (202) through bolts, and the lower pressing plate (302), the lower positioning ring (203) and the bottom plate (1) are connected through bolts.
8. The self-centering tooling for lamination welding of motor silicon steel sheets according to claim 6, wherein the tooling is characterized in that: and a positioning pin (305) is arranged on the lower pressing plate (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223443463.4U CN218904164U (en) | 2022-12-22 | 2022-12-22 | Self-centering tool for lamination welding of motor silicon steel sheets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223443463.4U CN218904164U (en) | 2022-12-22 | 2022-12-22 | Self-centering tool for lamination welding of motor silicon steel sheets |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218904164U true CN218904164U (en) | 2023-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223443463.4U Active CN218904164U (en) | 2022-12-22 | 2022-12-22 | Self-centering tool for lamination welding of motor silicon steel sheets |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218904164U (en) |
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2022
- 2022-12-22 CN CN202223443463.4U patent/CN218904164U/en active Active
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