CN110993327A - Magnetic force tight coil winding power unit that expands - Google Patents
Magnetic force tight coil winding power unit that expands Download PDFInfo
- Publication number
- CN110993327A CN110993327A CN201911290581.6A CN201911290581A CN110993327A CN 110993327 A CN110993327 A CN 110993327A CN 201911290581 A CN201911290581 A CN 201911290581A CN 110993327 A CN110993327 A CN 110993327A
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- CN
- China
- Prior art keywords
- expansion
- shaft
- block
- expansion shaft
- plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/082—Devices for guiding or positioning the winding material on the former
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/094—Tensioning or braking devices
Abstract
The invention relates to the technical field of transformers, in particular to a magnetic expansion coil winding power mechanism which comprises a bracket, an electromagnet, an expansion shaft and a rotating assembly, wherein the bracket is fixedly connected with the electromagnet; the expansion shaft is provided with a first expansion plate and a second expansion plate; the expansion shaft is movably provided with an expansion block for driving the first expansion plate and the second expansion plate to move; the expansion block moves along the axial direction of the expansion shaft; and one end of the expansion block, which is close to the electromagnet, extends out of the expansion shaft and is connected with a permanent magnet. The coil framework is fixed by the expansion shaft, so that the fixation is stable and reliable, and the phenomenon that the quality of a product is reduced due to the fact that the framework is loosened and displaced in the coil winding process is prevented; the electromagnetic field is adopted to transmit the expansion torque in a non-contact manner, so that the service life and the stability are greatly improved; the intensity of the magnetic field output by the electromagnet can be adjusted by adjusting the current, so that the expansion force can be adjusted, the fastening force requirements during winding of coils with different wire diameters can be met, and the applicability to production of different products can be improved.
Description
Background
Patent No. 201811178863.2 provides a take transformer coil coiling device of pneumatic tight fixture that expands, aims at solving present transformer coil coiling in-process coil because the skeleton does not obtain effective support and leads to the not hard up aversion of skeleton, the inconvenient problem of unloading on the coil skeleton simultaneously. The expansion driving form of the piston cylinder is directly adopted at the fixed end of the framework, the structure is complex, the number of parts is large, the size is large, and the requirement of small coil production cannot be met. Because it adopts the pneumatic mode to expand tight location to coil skeleton, need utilize rotatory air feeder to expand tight mechanism air feed to the skeleton of high-speed rotation in succession, because rotatory air feeder volume ratio for the integrated level of whole device is very low, is difficult to accomplish the miniaturization. Meanwhile, the service life of the rotary air supply device is short, once the sealing ring is abraded and air leakage occurs, the expansion force of the whole expansion mechanism can be rapidly reduced, the fixing effect of the framework is poor, products are scrapped, and the framework of the wire ring is loosened and slides out to cause safety accidents.
Disclosure of Invention
The invention aims to provide a power mechanism for winding a magnetic expansion coil, aiming at the defects in the prior art.
The purpose of the invention is realized by the following technical scheme: a power mechanism for winding a magnetic expansion coil comprises a bracket, an electromagnet fixedly arranged on the bracket, an expansion shaft rotatably arranged on the bracket and a rotating assembly for driving the expansion shaft to rotate;
the upper side and the lower side of the expansion shaft are respectively movably provided with a first expansion plate; the left side and the right side of the expansion shaft are respectively movably provided with a second expansion plate; the first expansion plate and the second expansion plate move along the radial direction of the expansion shaft;
the expansion shaft is movably provided with an expansion block for driving the first expansion plate and the second expansion plate to move; the expansion block moves along the axial direction of the expansion shaft; and one end of the expansion block, which is close to the electromagnet, extends out of the expansion shaft and is connected with a permanent magnet.
The invention is further provided that the magnetic expansion coil winding power mechanism also comprises an end cover; the expansion shaft is rotationally connected with the bracket through an end cover; the expansion block is movably arranged in the expansion shaft and the end cover; the permanent magnet is arranged at one end of the expansion block extending out of the expansion shaft and the end cover.
The invention is further provided that the rotating assembly comprises a motor arranged on the bracket, a first gear connected with the output end of the motor and a second gear meshed with the first gear; the second gear and the end cover are in coaxial transmission.
The invention is further provided that the cross-sectional shape of the expansion block is square; the end cover is provided with a square groove matched with the expansion block.
The invention is further provided that the first expansion plate is provided with a first expansion block which is telescopic to the expansion shaft; the second expansion plate is provided with a second expansion block which stretches out and draws back on the expansion shaft.
The invention further provides that the expansion block is provided with a first push pin along the transverse direction; the first expansion plate is provided with a first chute; the first push pin is used for moving at the first chute.
The invention is further provided that the expansion block is provided with a second push pin along the longitudinal direction; the second expansion plate is provided with a second chute; the second push pin is used for moving at the second chute.
The invention has the beneficial effects that: 1. the coil framework is fixed by the expansion shaft, so that the fixation is stable and reliable, and the phenomenon that the quality of a product is reduced due to the fact that the framework is loosened and displaced in the coil winding process is prevented; 2. the electromagnetic field is adopted to transmit the expansion torque in a non-contact manner, so that the service life and the stability are greatly improved; 3. the intensity of the magnetic field output by the electromagnet can be adjusted by adjusting the current, so that the expansion force can be adjusted, the fastening force requirements during winding of coils with different wire diameters can be met, and the applicability to production of different products can be improved.
Description of the drawings
The invention is further illustrated by means of the attached drawings, but the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be derived on the basis of the following drawings without inventive effort.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention with the bracket, the rotating assembly and the electromagnet concealed;
FIG. 3 is a schematic view of the arrangement of the expansion block, the first expansion plate and the second expansion plate of the present invention in combination;
FIG. 4 is an exploded view of the expansion block, the first expansion plate and the second expansion plate of the present invention in combination;
wherein: 1. a support; 11. an electromagnet; 2. expanding and tightening the shaft; 3. a first expansion plate; 31. a first expansion block; 32. a first chute; 4. a second expansion plate; 41. a second expansion block; 42. a second chute; 5. an expansion block; 51. a permanent magnet; 52. a first promotion; 53. a second promotion; 6. an end cap; 71. a motor; 72. a first gear; 73. a second gear.
Detailed Description
The invention is further described with reference to the following examples.
As can be seen from fig. 1 to 4, the power mechanism for winding a magnetic expansion coil in this embodiment includes a bracket 1, an electromagnet 11 fixedly disposed on the bracket 1, an expansion shaft 2 rotatably disposed on the bracket 1, and a rotating assembly for driving the expansion shaft 2 to rotate;
the upper side and the lower side of the expansion shaft 2 are both movably provided with a first expansion plate 3; the left side and the right side of the expansion shaft 2 are both movably provided with second expansion plates 4; the first expansion plate 3 and the second expansion plate 4 move along the radial direction of the expansion shaft 2;
the expansion shaft 2 is movably provided with an expansion block 5 for driving the first expansion plate 3 and the second expansion plate 4 to move; the expansion block 5 moves along the axial direction of the expansion shaft 2; one end of the expansion block 5 close to the electromagnet 11 extends out of the expansion shaft 2 and is connected with a permanent magnet 51.
Specifically, this embodiment the magnetic force expands tight coil winding power unit, the rotation that the axle 2 that expands passes through end cover 6 and bearing realization and support 1 is connected, rotates under the runner assembly drives, provides power for the coil wire winding. And the expansion block 5 is connected with a permanent magnet 51, when the expansion shaft 2 needs to be expanded, the electromagnet 11 is electrified with forward current, the electromagnet 11 generates a magnetic field with a magnetic pole opposite to that of the permanent magnet 51, so that the expansion block 5 is adsorbed backwards, the first expansion plate 3 and the second expansion plate 4 on the expansion shaft 2 are pushed out, and the coil framework is fixed. On the contrary, when the coil framework needs to be loosened, the current direction of the electromagnet 11 is changed, and the expansion shaft 2 can be opened, so that the coil framework is loosened. In addition, the distance of the expansion block 5 moving on the expansion shaft 2 can be controlled, so that when the expansion shaft 2 is completely expanded, the end face of the permanent magnet 51 is in a non-contact state with the end face of the electromagnet 11, the two end faces are not abraded, and the service life and the reliability are greatly improved.
In the power mechanism for winding the magnetic expansion coil, the power mechanism for winding the magnetic expansion coil further comprises an end cover 6; the expansion shaft 2 is rotationally connected with the bracket 1 through an end cover 6; the expansion block 5 is movably arranged in the expansion shaft 2 and the end cover 6; the permanent magnet 51 is arranged at one end of the expansion block 5 extending out of the expansion shaft 2 and the end cover 6.
Specifically, the end cover 6 is connected with the support 1 through a bearing, and the expansion shaft 2 is fixed on the end cover 6, so that the rotation connection of the expansion shaft 2 and the support 1 is realized.
In the power mechanism for winding the magnetic expansion coil in this embodiment, the rotating assembly includes a motor 71 disposed on the bracket 1, a first gear 72 connected to an output end of the motor 71, and a second gear 73 engaged with the first gear 72; the second gear 73 is in coaxial transmission with the end cover 6. When the expansion shaft 2 needs to rotate, the motor 71 works, and the end cover 6 and the expansion shaft 2 are driven to rotate by the first gear 72 and the second gear 73.
In the power winding mechanism for the magnetic expansion coil, the section of the expansion block 5 is square; the end cover 6 is provided with a square groove matched with the expansion block 5. Through the arrangement, when the end cover 6 rotates, the expansion block 5 can be synchronously driven to rotate.
In the power winding mechanism for the magnetic expansion coil in this embodiment, the first expansion plate 3 is provided with a first expansion block 31 which extends and retracts from the expansion shaft 2; the second expansion plate 4 is provided with a second expansion block 41 which is telescopic to the expansion shaft 2.
In the power winding mechanism for the magnetic expansion coil according to this embodiment, the expansion block 5 is provided with a first push pin 52 along the transverse direction; the first expansion plate 3 is provided with a first chute 32; the first push pin 52 is adapted to move in the first chute 32. Specifically, during the movement of the expansion block 5, the first push pin 52 moves along the axial direction of the expansion shaft 2 along with the expansion block 5, so as to press the first expansion plate 3 to extend out from the expansion shaft 2 and retract into the expansion shaft 2 through the engagement with the first inclined groove 32.
In the power winding mechanism for the magnetic expansion coil according to this embodiment, the expansion block 5 is provided with a second push pin 53 along the longitudinal direction; the second expansion plate 4 is provided with a second chute 42; the second push pin 53 is adapted to move in the second chute 42. Specifically, during the movement of the expansion block 5, the second push pin 53 moves along the axial direction of the expansion shaft 2 along with the expansion block 5, so as to press the second expansion plate 4 to extend from the expansion shaft 2 and retract into the expansion shaft 2 through the engagement with the second inclined groove 42.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. The utility model provides a magnetic force tight coil winding power unit that expands which characterized in that: (1) the device comprises a bracket (1), an electromagnet (11) fixedly arranged on the bracket (1), an expansion shaft (2) rotatably arranged on the bracket (1) and a rotating assembly for driving the expansion shaft (2) to rotate;
the upper side and the lower side of the expansion shaft (2) are respectively and movably provided with a first expansion plate (3); the left side and the right side of the expansion shaft (2) are respectively and movably provided with a second expansion plate (4); the first expansion plate (3) and the second expansion plate (4) move along the radial direction of the expansion shaft (2);
the expansion shaft (2) is movably provided with an expansion block (5) for driving the first expansion plate (3) and the second expansion plate (4) to move; the expansion block (5) moves along the axial direction of the expansion shaft (2); one end of the expansion block (5) close to the electromagnet (11) extends out of the expansion shaft (2) and then is connected with a permanent magnet (51);
the magnetic expansion coil winding power mechanism also comprises an end cover (6); the expansion shaft (2) is rotatably connected with the bracket (1) through an end cover (6); the expansion block (5) is movably arranged in the expansion shaft (2) and the end cover (6); the permanent magnet (51) is arranged at one end, extending out of the expansion shaft (2) and the end cover (6), of the expansion block (5);
the rotating assembly comprises a motor (71) arranged on the bracket (1), a first gear (72) connected with the output end of the motor (71) and a second gear (73) meshed with the first gear (72); the second gear (73) and the end cover (6) are in coaxial transmission.
2. The power winding mechanism of claim 1, wherein the power winding mechanism comprises: the section of the expansion block (5) is square; the end cover (6) is provided with a square groove matched with the expansion block (5).
3. The power winding mechanism of claim 1, wherein the power winding mechanism comprises: the first expansion plate (3) is provided with a first expansion block (31) which stretches out and draws back to the expansion shaft (2); the second expansion plate (4) is provided with a second expansion block (41) which stretches out and draws back from the expansion shaft (2).
4. The power winding mechanism of claim 1, wherein the power winding mechanism comprises: a first push pin (52) is arranged on the expansion block (5) along the transverse direction; the first expansion plate (3) is provided with a first chute (32); the first push pin (52) is adapted to move in the first chute (32).
5. The power winding mechanism of claim 1, wherein the power winding mechanism comprises: a second push pin (53) is arranged on the expansion block (5) along the longitudinal direction; the second expansion plate (4) is provided with a second chute (42); the second push pin (53) is used for moving at the second chute (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911290581.6A CN110993327A (en) | 2019-12-16 | 2019-12-16 | Magnetic force tight coil winding power unit that expands |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911290581.6A CN110993327A (en) | 2019-12-16 | 2019-12-16 | Magnetic force tight coil winding power unit that expands |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110993327A true CN110993327A (en) | 2020-04-10 |
Family
ID=70093858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911290581.6A Withdrawn CN110993327A (en) | 2019-12-16 | 2019-12-16 | Magnetic force tight coil winding power unit that expands |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110993327A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942327A (en) * | 2015-06-30 | 2015-09-30 | 山东大学 | Electromagnetic clamping claw centering device and using method thereof |
| CN205589342U (en) * | 2016-05-13 | 2016-09-21 | 中国东方电气集团有限公司 | Available absorbing type modularization drive wheel |
| CN206099678U (en) * | 2016-08-30 | 2017-04-12 | 昆山利玛赫自动化科技有限公司 | Blade of silicon steel welding is with compact form reason piece device that expands |
| CN207781385U (en) * | 2017-12-22 | 2018-08-28 | 杭州史宾纳科技有限公司 | A kind of continuously adjustable permanent magnetism orientation magnetic source |
| CN208008116U (en) * | 2018-03-07 | 2018-10-26 | 罗志强 | A kind of coiled strip swelling unwinding device |
-
2019
- 2019-12-16 CN CN201911290581.6A patent/CN110993327A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104942327A (en) * | 2015-06-30 | 2015-09-30 | 山东大学 | Electromagnetic clamping claw centering device and using method thereof |
| CN205589342U (en) * | 2016-05-13 | 2016-09-21 | 中国东方电气集团有限公司 | Available absorbing type modularization drive wheel |
| CN206099678U (en) * | 2016-08-30 | 2017-04-12 | 昆山利玛赫自动化科技有限公司 | Blade of silicon steel welding is with compact form reason piece device that expands |
| CN207781385U (en) * | 2017-12-22 | 2018-08-28 | 杭州史宾纳科技有限公司 | A kind of continuously adjustable permanent magnetism orientation magnetic source |
| CN208008116U (en) * | 2018-03-07 | 2018-10-26 | 罗志强 | A kind of coiled strip swelling unwinding device |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200410 |
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| WW01 | Invention patent application withdrawn after publication |