CN109216009B - Tension winding chuck and winding assembly of transformer coil framework - Google Patents
Tension winding chuck and winding assembly of transformer coil framework Download PDFInfo
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- CN109216009B CN109216009B CN201811077794.6A CN201811077794A CN109216009B CN 109216009 B CN109216009 B CN 109216009B CN 201811077794 A CN201811077794 A CN 201811077794A CN 109216009 B CN109216009 B CN 109216009B
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- chuck
- hole
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- fixing sleeve
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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
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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
- H01F41/094—Tensioning or braking devices
-
- 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
- H01F41/098—Mandrels; Formers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Coil Winding Methods And Apparatuses (AREA)
Abstract
The invention provides a tension winding chuck of a transformer coil framework and a winding assembly, wherein the tension winding chuck of the transformer coil framework comprises an inner fixed sleeve, an outer fixed sleeve, a spring, an outer movable sleeve, an elastic limiting piece and a chuck; the inner fixing sleeve comprises a first through hole, one side of the first through hole is used for equipment connection, and the other side of the first through hole is used for chuck connection; the inner fixing sleeve also comprises a second through hole, the second through hole is positioned at one side of the chuck, and the second through hole provides an elastic limiting piece for installation; the outer fixing sleeve is fixedly connected with the outer side of the inner fixing sleeve and is positioned on one side where the equipment is positioned; the outer movable sleeve is movably connected with the outer side of the inner fixed sleeve, is positioned at one side of the chuck and is connected with the outer fixed sleeve through a spring sleeved on the outer side of the inner fixed sleeve; the outer movable sleeve comprises a flaring structure facing the chuck, and the flaring structure is matched with the elastic limiting piece; the chuck comprises an annular limiting groove arranged along the circumferential direction of the chuck, and the annular limiting groove is matched with the elastic limiting part.
Description
Technical Field
The invention relates to the technical field of winding machine accessories, in particular to a tension winding chuck of a transformer coil framework and a winding assembly.
Background
A tension winding chuck of a transformer coil framework is an accessory used for fixing the transformer coil framework during winding. The coil framework tensioning winding chuck disclosed in patent document with publication number CN201647733U comprises a winding head connected with a base, through holes are radially and symmetrically formed in the wall of the winding head, a tensioning device composed of a spring and a sliding block is arranged between the two through holes in the radial direction, one end of the sliding block in the tensioning device can be abutted against the inner edge of the through hole, and the other end of the sliding block extends to the outer edge of the through hole; the end face of the winding head is provided with an end cover which is fixed on the base by a screw. When the tension device is used, the transformer coil framework is sleeved on the end cover and is fixed through the tension device consisting of the spring and the sliding block. However, it is troublesome to fix the tension winding chuck of the bobbin to the device. And after the coil framework tensioning winding chuck is fixed, the coil framework tensioning winding chuck is not easy to replace.
Disclosure of Invention
In order to solve the technical problems, the invention provides a tension winding chuck and a winding assembly of a transformer coil framework, which can be quickly disassembled and assembled.
In order to achieve the purpose, the invention provides the following technical scheme:
the tension winding chuck of the transformer coil framework comprises an inner fixed sleeve, an outer fixed sleeve, a spring, an outer movable sleeve, an elastic limiting part and a chuck;
the inner fixing sleeve comprises a first through hole formed along the axial direction of the inner fixing sleeve, one side of the first through hole is connected with equipment, and the other side of the first through hole is connected with the chuck; the inner fixing sleeve further comprises a second through hole formed along the radial direction of the inner fixing sleeve, the second through hole is located on one side where the chuck is located, and the second through hole is used for installing the elastic limiting piece;
the outer fixing sleeve is fixedly connected to the outer side of the inner fixing sleeve and is positioned on one side where the equipment is positioned; the outer movable sleeve is movably connected to the outer side of the inner fixed sleeve, is positioned on one side where the chuck is positioned, and is connected with the outer fixed sleeve through a spring sleeved on the outer side of the inner fixed sleeve; the outer movable sleeve comprises a flaring structure facing the chuck, and the flaring structure is matched with the elastic limiting piece; when the outer movable sleeve moves towards one side where the equipment is located, the elastic limiting piece leaves the first through hole; when the outer movable sleeve moves towards one side where the chuck is located, the elastic limiting piece enters the first through hole;
the chuck comprises an annular limiting groove formed along the circumferential direction of the chuck, and the annular limiting groove is matched with the elastic limiting piece.
As an implementation mode, the second through holes comprise three and are uniformly distributed along the circumferential direction of the inner fixing sleeve;
the elastic limiting pieces comprise three elastic limiting pieces and are respectively installed in the second through holes.
As an embodiment, the chuck further comprises an elongated limiting rod arranged along the radial direction of the chuck;
the inner fixing sleeve also comprises a long limiting groove which is arranged at the end part along the radial direction of the inner fixing sleeve.
As an implementation manner, the distance from the elongated limit groove to the second through hole along the axial direction of the inner fixing sleeve is equal to the distance from the elongated limit rod to the annular limit groove along the axial direction of the chuck.
As an embodiment, the chuck further comprises a first clamping piece and a second clamping piece which are arranged along the axial direction of the chuck;
the first clamping piece and the second clamping piece are both semi-cylinder clamping pieces, a gap is arranged between the first clamping piece and the second clamping piece, and the first clamping piece and the second clamping piece provide installation of a transformer coil framework.
As an implementation mode, the inner fixing sleeve further includes a third through hole formed along a radial direction of the inner fixing sleeve, the third through hole is located on a side where the equipment is located, and the second through hole provides connection for the equipment.
As an embodiment, said external fixation sleeve comprises a fourth through hole opened along a radial direction thereof.
Correspondingly, the invention also provides the following technical scheme:
the winding assembly comprises the tension winding chuck of the transformer coil framework, a rotating shaft, a bearing with a seat and a rotating wheel;
the inner fixing sleeve is fixedly connected to the end part of the rotating shaft;
the rotating shaft is arranged in the bearing with the seat;
the rotating wheel is sleeved on the rotating shaft.
As an implementation manner, the tension winding chuck of the transformer coil framework, the seated bearing, and the rotating wheel are sequentially arranged along the axial direction of the rotating shaft.
As an implementation manner, the distance between the tension winding chuck of the transformer coil framework and the seated bearing is larger than the distance between the seated bearing and the rotating wheel.
Compared with the prior art, the invention has the beneficial effects that:
according to the tension winding chuck and the winding assembly for the transformer coil framework, provided by the invention, the inner fixing sleeve is fixed on equipment, and the outer fixing sleeve is fixed on the inner fixing sleeve. When the outer movable sleeve is close to the outer fixed sleeve along the axial direction of the inner fixed sleeve, the elastic limiting part leaves the first through hole under the influence of the position of the flaring structure, so that the chuck fixed in the inner fixed sleeve is unlocked. When the outer movable sleeve is far away from the outer fixed sleeve along the axial direction of the inner fixed sleeve, the elastic limiting part enters the first through hole under the influence of the position of the flaring structure, so that the chuck fixed in the inner fixed sleeve is locked. Therefore, the clamping head can be quickly installed or removed, and the clamping head is simple and convenient.
Drawings
Fig. 1 is a perspective view of a tension winding chuck of a transformer coil framework provided by an embodiment of the invention;
fig. 2 is an exploded view of a tension winding chuck of a transformer coil bobbin according to an embodiment of the present invention;
fig. 3 is a front view of a tension winding chuck of a transformer coil bobbin according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of a tension winding chuck of a transformer coil bobbin according to an embodiment of the present invention;
FIG. 5 is a front view of a wire winding assembly provided by an embodiment of the present invention;
fig. 6 is a sectional view of a wire winding assembly according to an embodiment of the present invention;
fig. 7 is a perspective view of a wire winding assembly according to an embodiment of the present invention.
In the figure: 1. an inner fixing sleeve; 1a, a first through hole; 1b, a second through hole; 1c, a long limiting groove; 1d, a third through hole; 2. an outer fixing sleeve; 2a, a fourth through hole; 3. a spring; 4. an outer movable sleeve; 4a, a flaring structure; 5. an elastic limiting part; 6. a chuck; 6a, an annular limiting groove; 6b, a long limiting rod; 6c, a first clamping piece; 6d, a second clamping piece; 7. a transformer coil bobbin; 8. a rotating shaft; 9. a pedestal bearing; 10. a rotating wheel.
Detailed Description
The above and further features and advantages of the present invention will be apparent from the following, complete description of the invention, taken in conjunction with the accompanying drawings, wherein the described embodiments are merely some, but not all embodiments of the invention.
In one embodiment, as shown in fig. 1 and 2. The tension winding chuck of the transformer coil framework provided by the embodiment comprises an inner fixed sleeve 1, an outer fixed sleeve 2, a spring 3, an outer movable sleeve 4, an elastic limiting part 5 and a chuck 6; the inner fixing sleeve 1 comprises a first through hole 1a formed along the axial direction of the inner fixing sleeve, one side of the first through hole 1a is connected with equipment, and the other side of the first through hole 1a is connected with a chuck 6; the inner fixed sleeve 1 also comprises a second through hole 1b arranged along the radial direction of the inner fixed sleeve, the second through hole 1b is positioned at one side of the chuck 6, and the second through hole 1b provides an elastic limiting piece 5 for installation; the outer fixing sleeve 2 is fixedly connected with the outer side of the inner fixing sleeve 1 and is positioned on one side where equipment is positioned; the outer movable sleeve 4 is movably connected with the outer side of the inner fixed sleeve 1 and is positioned at one side of the chuck 6, and is connected with the outer fixed sleeve 2 through a spring 3 sleeved on the outer side of the inner fixed sleeve 1; the outer movable sleeve 4 comprises a flaring structure 4a facing the chuck 6, and the flaring structure 4a is matched with the elastic limiting piece 5; when the outer movable sleeve 4 moves towards one side where the equipment is located, the elastic limiting piece 5 leaves the first through hole 1 a; when the outer movable sleeve 4 moves towards one side of the chuck 6, the elastic limiting piece 5 enters the first through hole 1 a; the chuck 6 comprises an annular limiting groove 6a formed along the circumferential direction of the chuck, and the annular limiting groove 6a is matched with the elastic limiting piece 5.
In this embodiment, the tension winding chuck of the transformer coil bobbin is fixed on the equipment, and the tension winding chuck of the transformer coil bobbin is further divided into the chuck 6 and other parts. The cartridge 6 can be quickly mounted on other components. With particular reference to fig. 4, the internal fixation sleeve 1 is fixed to the apparatus and the external fixation sleeve 2 is fixed to the internal fixation sleeve 1. When the outer movable sleeve 4 approaches the outer fixed sleeve 2 along the axial direction of the inner fixed sleeve 1, the elastic limiting piece 5 leaves the first through hole 1a under the influence of the position of the flaring structure 4a, so that the chuck 6 fixed in the inner fixed sleeve 1 is unlocked. When the outer movable sleeve 4 is far away from the outer fixed sleeve 2 along the axial direction of the inner fixed sleeve 1, the elastic limiting piece 5 enters the first through hole 1a under the influence of the position of the flaring structure 4a, so that the chuck 6 fixed in the inner fixed sleeve 1 is locked. Therefore, the mounting of the chuck 6 or the dismounting of the chuck 6 can be realized quickly, and is simple and convenient.
In one embodiment, as shown in FIG. 2. In the tension winding chuck of the transformer coil framework provided by the embodiment, the number of the second through holes 1b is three, and the second through holes are uniformly distributed along the circumferential direction of the inner fixing sleeve 1; the elastic limiting members 5 include three ones and are respectively installed in the second through holes 1 b.
In one embodiment, as shown in FIG. 2. The chuck 6 provided by the embodiment further comprises an elongated limiting rod 6b arranged along the radial direction; the inner fixing sleeve 1 also comprises a long limiting groove 1c arranged at the end part along the radial direction. In this embodiment, the long-shaped limiting rod 6b is matched with the long-shaped limiting groove 1c, so that the chuck 6 can perform circumferential limiting relative to the inner fixing sleeve 1. When the chuck 6 is mounted, the elongated stopper rod 6b is opposed to the elongated stopper groove 1c of the inner fixing sleeve 1.
In one embodiment, as shown in FIG. 2. The present embodiment provides the elongated spacing groove 1c with a distance from the second through hole 1b along the axial direction of the inner fixing sleeve 1 equal to the distance from the elongated spacing rod 6b to the annular spacing groove 6a along the axial direction of the collet 6. In this embodiment, when the cartridge 6 is mounted, the elongated stopper rod 6b is opposed to the elongated stopper groove 1c of the inner fixing sleeve 1, so that the cartridge 6 can be circumferentially stopped with respect to the inner fixing sleeve 1. And when the installation is finished, the position of the annular limiting groove 6a just faces to the elastic limiting piece 5, so that the chuck 6 can be quickly installed. And, because of the mutual locking in two dimensions, the collet 6 is secured more firmly.
In one embodiment, as shown in FIG. 3. The chuck 6 provided by the present embodiment further includes a first jaw 6c and a second jaw 6d arranged along the axial direction thereof; the first clamping piece 6c and the second clamping piece 6d are both semi-cylindrical clamping pieces, a gap is arranged between the first clamping piece 6c and the second clamping piece 6d, and the first clamping piece 6c and the second clamping piece 6d are used for installing the transformer coil framework 7. In which fig. 7 shows a state in which the bobbin 7 is mounted on the first and second jaws 6c and 6 d. In this embodiment, the bobbin 7 is tensioned after being mounted on the first and second clips 6c and 6 d. The transformer bobbin 7 is tensioned by the outward tension of the first and second clamping pieces 6c and 6 d. Of course, the inner diameter of the bobbin 7 is slightly smaller than the outer diameters of the first and second jaws 6c and 6d in the natural state.
In one embodiment, as shown in FIG. 3. The inner fixing sleeve 1 provided by the embodiment further comprises a third through hole 1d formed along the radial direction of the inner fixing sleeve, the third through hole 1d is located on one side where equipment is located, and the second through hole 1b provides equipment connection.
In one embodiment, as shown in FIG. 3. The outer fixing sleeve 2 provided in this embodiment includes a fourth through hole 2a opened along a radial direction thereof.
In one embodiment, as shown in fig. 5 and 6. The winding assembly provided by the embodiment comprises a tension winding chuck of a transformer coil framework, a rotating shaft 8, a bearing with a seat 9 and a rotating wheel 10; the inner fixed sleeve 1 is fixedly connected with the end part of the rotating shaft 8; the rotating shaft 8 is arranged in the bearing 9 with a seat; the rotating wheel 10 is sleeved on the rotating shaft 8.
In the present embodiment, the rotating shaft 8 is used as a component of the device or as a component linked with the device. The outer fixing sleeve 2 is provided to be fixedly installed, and the other parts are shown in figure 4, and the outer fixing sleeve 2 is fixed on the inner fixing sleeve 1. When the outer movable sleeve 4 approaches the outer fixed sleeve 2 along the axial direction of the inner fixed sleeve 1, the elastic limiting piece 5 leaves the first through hole 1a under the influence of the position of the flaring structure 4a, so that the chuck 6 fixed in the inner fixed sleeve 1 is unlocked. When the outer movable sleeve 4 is far away from the outer fixed sleeve 2 along the axial direction of the inner fixed sleeve 1, the elastic limiting piece 5 enters the first through hole 1a under the influence of the position of the flaring structure 4a, so that the chuck 6 fixed in the inner fixed sleeve 1 is locked. Therefore, the mounting of the chuck 6 or the dismounting of the chuck 6 can be realized quickly, and is simple and convenient.
In one embodiment, as shown in FIG. 7. In the winding assembly provided in this embodiment, the transformer coil bobbin 7, the tension winding chuck 6, the seated bearing 9, and the rotating wheel 10 are sequentially disposed along the axial direction of the rotating shaft 8.
In one embodiment, as shown in FIG. 7. In the winding assembly provided by this embodiment, the distance between the tension winding chuck 6 and the seated bearing 9 of the transformer coil bobbin 7 is greater than the distance between the seated bearing 9 and the rotating wheel 10.
The above-mentioned embodiments are provided to further explain the objects, technical solutions and advantages of the present invention in detail, and it should be understood that the above-mentioned embodiments are only examples of the present invention and are not intended to limit the scope of the present invention. It should be understood that any modifications, equivalents, improvements and the like, which come within the spirit and principle of the invention, may occur to those skilled in the art and are intended to be included within the scope of the invention.
Claims (10)
1. The tension winding chuck for the transformer coil framework is characterized by comprising an inner fixed sleeve (1), an outer fixed sleeve (2), a spring (3), an outer movable sleeve (4), an elastic limiting part (5) and a chuck (6);
the inner fixing sleeve (1) comprises a first through hole (1a) formed along the axial direction of the inner fixing sleeve, one side of the first through hole (1a) is connected with equipment, and the other side of the first through hole (1a) is connected with the chuck (6); the inner fixing sleeve (1) further comprises a second through hole (1b) formed along the radial direction of the inner fixing sleeve, the second through hole (1b) is located on one side where the chuck (6) is located, and the second through hole (1b) is used for installing the elastic limiting piece (5);
the outer fixing sleeve (2) is fixedly connected to the outer side of the inner fixing sleeve (1) and is positioned on one side where the equipment is positioned; the outer movable sleeve (4) is movably connected to the outer side of the inner fixed sleeve (1), is positioned on one side where the chuck (6) is positioned, and is connected with the outer fixed sleeve (2) through a spring (3) sleeved on the outer side of the inner fixed sleeve (1); the outer movable sleeve (4) comprises a flaring structure (4a) facing the chuck (6), and the flaring structure (4a) is matched with the elastic limiting piece (5); when the outer movable sleeve (4) moves towards one side where the equipment is located, the elastic limiting piece (5) leaves the first through hole (1 a); when the outer movable sleeve (4) moves towards one side where the chuck (6) is located, the elastic limiting piece (5) enters the first through hole (1 a);
the chuck (6) comprises an annular limiting groove (6a) formed along the circumferential direction of the chuck, and the annular limiting groove (6a) is matched with the elastic limiting piece (5).
2. The tension winding chuck of transformer bobbin as claimed in claim 1, wherein the second through holes (1b) comprise three and are uniformly distributed along the circumference of the inner fixing sleeve (1);
the elastic limiting pieces (5) comprise three elastic limiting pieces and are respectively installed in the second through holes (1 b).
3. The tension winding chuck for transformer coil bobbin as claimed in claim 1, wherein the chuck (6) further comprises an elongated limiting rod (6b) disposed along a radial direction thereof;
the inner fixing sleeve (1) also comprises a long limiting groove (1c) which is arranged at the end part along the radial direction.
4. The tension winding chuck for transformer bobbins according to claim 3, wherein the distance from the elongated limiting groove (1c) to the second through hole (1b) along the axial direction of the inner fixing sleeve (1) is equal to the distance from the elongated limiting rod (6b) to the annular limiting groove (6a) along the axial direction of the chuck (6).
5. The tension winding chuck for transformer bobbin as claimed in claim 1, wherein the chuck (6) further comprises a first jaw (6c) and a second jaw (6d) axially disposed along the chuck;
the first clamping piece (6c) and the second clamping piece (6d) are both semi-cylinder clamping pieces, a gap is arranged between the first clamping piece and the second clamping piece, and the first clamping piece (6c) and the second clamping piece (6d) are used for installing a transformer coil framework (7).
6. The tension winding chuck for transformer coil bobbin as claimed in claim 1, wherein the inner fixing sleeve (1) further comprises a third through hole (1d) formed along a radial direction thereof, the third through hole (1d) is located at a side where the equipment is located, and the second through hole (1b) provides the equipment connection.
7. The tension winding chuck for transformer bobbin as claimed in claim 1, wherein the outer fixing sleeve (2) comprises a fourth through hole (2a) opened along a radial direction thereof.
8. The winding assembly, characterized by comprising the tension winding chuck of the transformer coil framework according to any one of claims 1 to 7, further comprising a rotating shaft (8), a bearing with a seat (9) and a rotating wheel (10);
the inner fixing sleeve (1) is fixedly connected to the end part of the rotating shaft (8);
the rotating shaft (8) is arranged in the bearing (9) with the seat;
the rotating wheel (10) is sleeved on the rotating shaft (8).
9. A winding assembly according to claim 8, wherein the transformer bobbin (7) comprises a tension winding chuck (6), the seated bearing (9) and the rotating wheel (10) arranged in sequence along the axial direction of the rotating shaft (8).
10. A winding assembly according to claim 9, wherein the distance between the tension winding clamp (6) of the transformer bobbin (7) and the seated bearing (9) is greater than the distance between the seated bearing (9) and the rotor (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811077794.6A CN109216009B (en) | 2018-09-16 | 2018-09-16 | Tension winding chuck and winding assembly of transformer coil framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811077794.6A CN109216009B (en) | 2018-09-16 | 2018-09-16 | Tension winding chuck and winding assembly of transformer coil framework |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109216009A CN109216009A (en) | 2019-01-15 |
| CN109216009B true CN109216009B (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811077794.6A Active CN109216009B (en) | 2018-09-16 | 2018-09-16 | Tension winding chuck and winding assembly of transformer coil framework |
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| CN (1) | CN109216009B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111029135A (en) * | 2019-12-16 | 2020-04-17 | 荆门微田智能科技有限公司 | Magnetic expansion coil winding power manipulator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201285705Y (en) * | 2008-10-16 | 2009-08-05 | 钱承林 | Fast holding device |
| CN202230871U (en) * | 2011-09-09 | 2012-05-23 | 浙江田中精机股份有限公司 | Elastic tensioning fixture |
| JP5391111B2 (en) * | 2010-03-04 | 2014-01-15 | アスモ株式会社 | Tension adjusting device, tension adjusting winding device and tension adjusting method |
| CN105097267A (en) * | 2014-05-15 | 2015-11-25 | 日特机械工程株式会社 | Coil manufacturing apparatus |
| CN207719042U (en) * | 2017-11-01 | 2018-08-10 | 杭州千和精密机械有限公司 | A kind of automatic winding jig |
| CN207743061U (en) * | 2017-12-18 | 2018-08-17 | 东莞市策越塑胶电子科技有限公司 | A kind of winding clamp of for transformer skeleton |
-
2018
- 2018-09-16 CN CN201811077794.6A patent/CN109216009B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201285705Y (en) * | 2008-10-16 | 2009-08-05 | 钱承林 | Fast holding device |
| JP5391111B2 (en) * | 2010-03-04 | 2014-01-15 | アスモ株式会社 | Tension adjusting device, tension adjusting winding device and tension adjusting method |
| CN202230871U (en) * | 2011-09-09 | 2012-05-23 | 浙江田中精机股份有限公司 | Elastic tensioning fixture |
| CN105097267A (en) * | 2014-05-15 | 2015-11-25 | 日特机械工程株式会社 | Coil manufacturing apparatus |
| CN207719042U (en) * | 2017-11-01 | 2018-08-10 | 杭州千和精密机械有限公司 | A kind of automatic winding jig |
| CN207743061U (en) * | 2017-12-18 | 2018-08-17 | 东莞市策越塑胶电子科技有限公司 | A kind of winding clamp of for transformer skeleton |
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| CN109216009A (en) | 2019-01-15 |
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Effective date of registration: 20201202 Address after: No. 1122 Yuanshen Road, China (Shanghai) Free Trade Pilot Area, Pudong New Area, Shanghai, 200120 Applicant after: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co. Address before: 834799 No. 248 Guangming Road, Tacheng, the Xinjiang Uygur Autonomous Region, Tacheng Applicant before: Jiang Fei |
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