CN112614694B - Dovetail groove coil framework clamp and working method thereof - Google Patents
Dovetail groove coil framework clamp and working method thereof Download PDFInfo
- Publication number
- CN112614694B CN112614694B CN202011560851.3A CN202011560851A CN112614694B CN 112614694 B CN112614694 B CN 112614694B CN 202011560851 A CN202011560851 A CN 202011560851A CN 112614694 B CN112614694 B CN 112614694B
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- head
- bottom plate
- clamp
- switch rod
- main shaft
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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
- H01F41/098—Mandrels; Formers
-
- 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
Abstract
The invention provides a dovetail groove coil skeleton clamp which comprises a shell and a bottom plate positioned in the shell, wherein a main shaft head is arranged on the side part of the shell, a switch rod mechanism is arranged in the main shaft head, a transmission block capable of moving transversely along the bottom plate is arranged on one side, close to the main shaft head, of the bottom plate, a pair of clamping pieces hinged to the bottom plate are symmetrically arranged in front and back of the upper portion of the bottom plate, a connecting rod is arranged between the tail part of each clamping piece and the transmission block, a pressing block is arranged between the heads of the two clamping pieces, a reset spring is arranged between one side, far away from the main shaft head, of the transmission block and the bottom plate, a transmission shaft extending into the main shaft head and contacting with the switch rod mechanism is arranged on one side, close to the main shaft head, of the transmission block is driven by the switch rod to move up and down to move left and right to realize opening and closing of the clamp. The coil clamp is reasonable in design, convenient to clamp and operate, capable of rotating at a high speed, capable of enhancing the working efficiency of the coil clamp, stable in clamping, and meanwhile, capable of reducing the cost, improving the positioning accuracy of a coil, improving the winding accuracy, reducing the coil damage and improving the product quality.
Description
Technical Field
The invention relates to a dovetail groove coil skeleton clamp and a working method thereof.
Background
With the continuous progress of industrial automation, the automation degree of a coil clamp is continuously increased, and the problems of complex operation of an upper coil and a lower coil, incapability of rotating at high speed, poor winding precision, easy damage to the coils, poor stability and low working efficiency exist in the clamp of the conventional dovetail groove type coil.
Disclosure of Invention
The dovetail groove coil framework fixture is convenient to use, high in working efficiency, beneficial to improving winding precision, reducing coil damage and improving product quality.
The clamp comprises a shell and a bottom plate positioned in the shell, wherein a main shaft head is arranged on the side of the shell, a switch rod mechanism is arranged in the main shaft head, a transmission block capable of moving transversely along the bottom plate is arranged on one side, close to the main shaft head, of the bottom plate, a pair of clamping pieces hinged to the bottom plate are symmetrically arranged on the front and back of the upper portion of the bottom plate, a connecting rod is arranged between the tail of each clamping piece and the transmission block, a pressing block is arranged between the heads of the two clamping pieces, a reset spring is arranged between one side, far away from the main shaft head, of the transmission block and the bottom plate, a transmission shaft extending into the main shaft head and contacting with the switch rod mechanism is arranged on one side, close to the main shaft head, of the transmission block, and the switch rod is driven to move left and right by moving up and down to realize the opening and closing of the clamp.
Furthermore, the switch rod mechanism comprises a switch rod and a ball head located at the lower end of the switch rod, a chuck locking nail is arranged at the bottom in the spindle head, a main spring is arranged between the ball head and the chuck locking nail, the upper end of the switch rod extends out of the upper portion of the spindle head, and the diameter of the ball head is larger than that of the switch rod.
Further, the inside through-hole that is used for the switch lever to wear to establish and the bulb chamber that is used for holding the bulb that is equipped with in proper order from top to bottom of main tapping, through-hole and bulb chamber intercommunication, bulb chamber diameter is greater than the through-hole diameter, the chuck lock pin is fixed in bulb intracavity opening.
Furthermore, the transmission shaft and the transmission block are integrated, and a semicircular part is arranged at one end, in contact with the ball head, of the transmission shaft.
Furthermore, a groove is formed in one side, close to the spindle head, of the bottom plate, a sliding groove is formed in the inner side face of the groove, and sliding blocks matched with the sliding grooves are arranged on two sides of the transmission block.
Furthermore, the inner bottom surface of the groove is provided with a circular groove, the reset spring is positioned in the circular groove, and one end of the reset spring is fixed on the inner bottom surface of the circular groove.
Furthermore, the head inboard of clamping piece is equipped with the toper portion, the both sides of briquetting are provided with bevel portion for avoid interfering with the clamping piece.
Further, the side is provided with and dodges the groove around the main shaft head one end is kept away from to the casing, the side is provided with the spacing groove around the one end that the casing is close to the main shaft head, the side is provided with the stopper with spacing groove matched with around the bottom plate.
Further, the working method of the dovetail groove coil skeleton clamp comprises the following steps: the clamp is controlled to be closed and loosened by moving the switch rod up and down; when the switch rod is pressed downwards, the switch rod and the ball head move downwards, the main spring is compressed, and under the elastic force action of the return spring, the transmission shaft and the transmission block move towards the direction close to the main shaft head to drive the connecting rod to swing, the clamping piece is opened, and the clamp is opened; when the switch rod is loosened, the switch rod and the ball head move upwards under the action of the elastic force of the main spring, the transmission shaft and the transmission block move towards the direction away from the main shaft head, the return spring is compressed to drive the connecting rod to swing, the clamping pieces are closed, and the clamp is closed.
Compared with the prior art, the invention has the following beneficial effects: the device has reasonable design, convenient clamping operation and high-speed rotation, and controls the clamp to close and release by the up-and-down movement of the switch rod; a main spring is designed below the switch rod, when the switch rod is pressed to move downwards, the clamp is loosened, when the clamp is loosened, the clamp is closed, the changed position is transmitted to the transmission block through the switch rod in the transmission process, the transmission block moves back and forth under the action of the reset spring, the connecting rod and the clamping piece are further driven, the switch of the clamp is controlled, and the problem of clamping of the dovetail groove-shaped coil is effectively solved;
in the working process, the opening and closing positions of the clamp are controlled by a switch button for controlling the clamp, and the coil is limited in all aspects by adopting the pressing block, the bottom plate and the two clamping pieces, so that the coil can conveniently rotate along with the framework, the cost is reduced, and the working efficiency of the coil clamp is improved; and meanwhile, the clamping is stable, the winding precision is improved, the coil damage is reduced, and the product quality is improved.
Drawings
FIG. 1 is a first perspective view of an embodiment of the present invention;
FIG. 2 is a perspective view of a second embodiment of the present invention;
FIG. 3 is a cross-sectional view of an embodiment of the invention;
FIG. 4 is an exploded view of an embodiment of the invention;
FIG. 5 is a schematic structural view of an embodiment of the invention (no shell, no spindle head and a switch lever mechanism);
FIG. 6 is a schematic view of the housing structure of the embodiment of the present invention;
FIG. 7 is a schematic diagram of a bottom plate structure according to an embodiment of the invention;
FIG. 8 is a schematic view of a clip configuration according to an embodiment of the invention;
FIG. 9 is a schematic diagram of a compact structure according to an embodiment of the invention;
figure 10 is a cross-sectional view of the interior of a spindle head according to an embodiment of the invention.
In the figure: 1-housing, 110-limiting groove, 120-avoiding groove, 130-opening, 2-bottom plate, 21-groove, 22-sliding groove, 23-circular groove, 3-main shaft head, 31-through hole, 32-ball head cavity, 33-cuboid, 34-cylinder, 35-disc, 36-transverse groove, 4-switch rod mechanism, 41-switch rod, 42-ball head, 43-chuck locking nail, 44-main spring, 5-driving block, 6-clamping piece, 7-connecting rod, 8-pressing block, 81-bevel part, 82-bump, 83-U groove, 9-reset spring, 10-driving shaft, 11-pin shaft, 12-semicircle part, 13-sliding block, 14-taper part, 15-limiting block, 16-fixed bolt, 17-pressing block bolt and 18-shaft body.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example (b): as shown in fig. 1 to 10, in the present embodiment, a dovetail groove bobbin fixture is provided, which includes a housing 1 and a bottom plate 2 located inside the housing, a main shaft head 3 is arranged on the side part of the shell, a switch rod mechanism 4 is arranged in the main shaft head, a transmission block 5 capable of moving transversely along the bottom plate is arranged on one side of the bottom plate close to the spindle head, a pair of clamping pieces 6 hinged on the bottom plate are symmetrically arranged on the front and the back above the bottom plate, a connecting rod 7 is arranged between the tail part of each clamping piece and the transmission block, a pressing block 8 is arranged between the head parts of the two clamping pieces, a reset spring 9 is arranged between one side, far away from the spindle head, of the transmission block and the bottom plate, a transmission shaft 10 which extends into the interior of the spindle head and is in contact with the switch rod mechanism is arranged on one side, close to the spindle head, of the transmission block, and the switch rod is moved up and down to drive the transmission block to move left and right to achieve opening and closing of the clamp.
The tail part of the clamping piece is provided with a pin shaft 11 for hinging the clamping piece on the bottom plate; the two ends of the connecting rod are respectively hinged with the tail parts of the transmission block and the clamping piece through the shaft body 18.
In this embodiment, the switch lever mechanism includes a switch lever 41 and a ball 42 located at a lower end of the switch lever, a chuck locking nail 43 is disposed at an inner bottom of the spindle head, a main spring 44 is disposed between the ball and the chuck locking nail, an upper end of the switch lever extends out of an upper portion of the spindle head, and a diameter of the ball is larger than that of the switch lever.
In this embodiment, a through hole 31 for a switch rod to penetrate through and a ball head cavity 32 for accommodating a ball head are sequentially formed in the spindle head 3 from top to bottom, the through hole is communicated with the ball head cavity, the diameter of the ball head cavity is larger than that of the through hole, and the chuck lock pin is fixed in a lower opening of the ball head cavity; the lateral part of the main shaft head is also provided with a transverse groove 36 for the transmission shaft to penetrate into the main shaft head, and the transverse groove is perpendicular to and communicated with the ball head cavity.
In the embodiment, the transmission shaft and the transmission block are integrated, and a semicircular part 12 is arranged at one end of the transmission shaft, which is in contact with the ball head; the ball head is spherical, the semicircular part is contacted with the spherical ball head, the blocking phenomenon can be avoided, and the precision of the equipment is further improved.
In this embodiment, a groove 21 is provided on one side of the bottom plate close to the spindle head, a sliding groove 22 is provided on the inner side surface of the groove, and sliding blocks 13 matched with the sliding groove are provided on both sides of the transmission block.
In this embodiment, the inner bottom surface of the groove is provided with a circular groove 23, the return spring is positioned in the circular groove, and one end of the return spring is fixed on the inner bottom surface of the circular groove.
The main spring and the return spring are designed with a certain compression amount.
In the embodiment, in order to better clamp the workpiece, the inner side of the head part of the clamping piece is provided with a conical part 14 or a triangular body so as to be better contacted with the workpiece; the both sides of briquetting are provided with bevel portion 81 for avoid interfering with the clamping piece, can make the effect that the clamping piece can be better simultaneously, make the briquetting atress even, stable.
In this embodiment, the front and rear sides of the end of the housing away from the spindle head are provided with the avoiding grooves 120, the front and rear sides of the end of the housing close to the spindle head are provided with the limiting grooves 110, and the front and rear sides of the bottom plate are provided with the limiting blocks 15 matched with the limiting grooves.
In this embodiment, the spindle head includes a rectangular body 33, a cylinder 34 and a disc 35, and the spindle head is used to connect the base plate and the winding machine, so that the coil rotates along with the winding machine.
In this embodiment, a plurality of fixing bolts 16 are circumferentially disposed on an edge of the spindle head near the shell, wherein a part of the bolts are used to penetrate through the shell and the spindle head, and the remaining part of the bolts are used to penetrate through the limiting block of the bottom plate and the spindle head.
In this embodiment, the side of the housing is provided with an opening 130 for exposing the end of the bottom plate, the two clamping heads and the pressing block.
In this embodiment, the pressing block is fixed on the bottom plate by a pressing block bolt 17, two protruding blocks 82 are arranged on the upper portion of the pressing block side at intervals, a U-shaped groove is formed between the two protruding blocks, and the oblique angle portion is located below the protruding blocks.
In this embodiment, in operation: the clamp is controlled to be closed and loosened by moving the switch rod up and down; when the switch rod is pressed downwards, the switch rod and the ball head move downwards, the main spring is compressed, and under the elastic force action of the return spring, the transmission shaft and the transmission block move towards the direction close to the main shaft head to drive the connecting rod to swing, the clamping piece is opened, and the clamp is opened; when the switch rod is loosened, under the action of the elastic force of the main spring, the switch rod and the ball head move upwards, the transmission shaft and the transmission block move towards the direction away from the main shaft head, the return spring is compressed to drive the connecting rod to swing, the clamping pieces are closed, and the clamp is closed; in addition, briquetting, bottom plate and two clamping pieces carry out the spacing of full aspect to the coil.
Unless otherwise indicated, any of the above-described embodiments of the present invention disclose numerical ranges, which are preferred ranges, and any person skilled in the art would understand that: the preferred ranges are merely those values which are obvious or representative of the technical effect which can be achieved. Since the numerical values are too numerous to be exhaustive, some of the numerical values are disclosed in the present invention to illustrate the technical solutions of the present invention, and the above-mentioned numerical values should not be construed as limiting the scope of the present invention.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the terms "first" and "second" are used merely to distinguish one element from another in a descriptive sense and are not intended to have a special meaning unless otherwise stated.
Meanwhile, if the invention as described above discloses or relates to parts or structural members fixedly connected to each other, the fixedly connected parts can be understood as follows, unless otherwise stated: a detachable fixed connection (for example using bolts or screws) is also understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).
In addition, terms used in any technical solutions disclosed in the present invention to indicate positional relationships or shapes include approximate, similar or approximate states or shapes unless otherwise stated.
Any part provided by the invention can be assembled by a plurality of independent components, or can be manufactured by an integral forming process.
Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the invention, it is intended to cover all modifications within the scope of the invention as claimed.
Claims (8)
1. A dovetail groove coil skeleton clamp is characterized by comprising a shell and a bottom plate positioned in the shell, wherein a main shaft head is arranged on the side portion of the shell, a switch rod mechanism is arranged in the main shaft head, a transmission block capable of transversely moving along the bottom plate is arranged on one side, close to the main shaft head, of the bottom plate, a pair of clamping pieces hinged to the bottom plate are symmetrically arranged in front and back of the upper portion of the bottom plate, a connecting rod is arranged between the tail portion of each clamping piece and the transmission block, a pressing block is arranged between the heads of the two clamping pieces, a reset spring is arranged between one side, far away from the main shaft head, of the transmission block and the bottom plate, a transmission shaft extending into the interior of the main shaft head and contacting with the switch rod mechanism is arranged on one side, close to the main shaft head, and the switch rod is moved up and down to drive the transmission block to move left and right to realize the opening and closing of the clamp;
the switch rod mechanism comprises a switch rod and a ball head located at the lower end of the switch rod, a chuck locking nail is arranged at the bottom in the spindle head, a main spring is arranged between the ball head and the chuck locking nail, the upper end of the switch rod extends out of the upper portion of the spindle head, and the diameter of the ball head is larger than that of the switch rod.
2. The dovetail groove coil framework clamp of claim 1, wherein a through hole for a switch rod to penetrate through and a ball head cavity for accommodating a ball head are sequentially arranged in the spindle head from top to bottom, the through hole is communicated with the ball head cavity, the diameter of the ball head cavity is larger than that of the through hole, and the chuck locking nail is fixed in a lower opening of the ball head cavity.
3. The dovetail groove coil bobbin fixture of claim 1, wherein the transmission shaft and the transmission block are integrated, and a semicircular portion is provided at an end of the transmission shaft contacting the ball head.
4. The dovetail groove coil skeleton clamp of claim 1, wherein a groove is formed in one side of the bottom plate close to the spindle head, a sliding groove is formed in the inner side face of the groove, and sliding blocks matched with the sliding groove are arranged on two sides of the transmission block.
5. The dovetail groove coil skeleton fixture of claim 4, wherein the inner bottom surface of the groove is provided with a circular groove, the return spring is positioned in the circular groove, and one end of the return spring is fixed on the inner bottom surface of the circular groove.
6. The dovetail groove bobbin holder according to claim 1, wherein a tapered portion is provided inside the head portion of the clamping piece, and chamfered portions are provided on both sides of the pressing piece to avoid interference with the clamping piece.
7. The dovetail groove coil skeleton clamp of claim 1, wherein avoidance grooves are formed in the front and rear sides of the end, away from the spindle head, of the shell, limiting grooves are formed in the front and rear sides of the end, close to the spindle head, of the shell, and limiting blocks matched with the limiting grooves are formed in the front and rear sides of the bottom plate.
8. A working method using the dovetail groove bobbin jig according to claim 1 or 2, comprising the steps of: the clamp is controlled to be closed and loosened by moving the switch rod up and down; when the switch rod is pressed downwards, the switch rod and the ball head move downwards, the main spring is compressed, and under the elastic force action of the return spring, the transmission shaft and the transmission block move towards the direction close to the main shaft head to drive the connecting rod to swing, the clamping piece is opened, and the clamp is opened; when the switch rod is loosened, the switch rod and the ball head move upwards under the action of the elastic force of the main spring, the transmission shaft and the transmission block move towards the direction away from the main shaft head, the return spring is compressed to drive the connecting rod to swing, the clamping pieces are closed, and the clamp is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011560851.3A CN112614694B (en) | 2020-12-25 | 2020-12-25 | Dovetail groove coil framework clamp and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011560851.3A CN112614694B (en) | 2020-12-25 | 2020-12-25 | Dovetail groove coil framework clamp and working method thereof |
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| Publication Number | Publication Date |
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| CN112614694A CN112614694A (en) | 2021-04-06 |
| CN112614694B true CN112614694B (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011560851.3A Active CN112614694B (en) | 2020-12-25 | 2020-12-25 | Dovetail groove coil framework clamp and working method thereof |
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| CN (1) | CN112614694B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017152552A (en) * | 2016-02-25 | 2017-08-31 | 日特エンジニアリング株式会社 | Winding device and method of entangling wire in terminal |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001298799A (en) * | 2000-04-14 | 2001-10-26 | Kenwood Corp | Speaker manufacturing jig |
| JP4522922B2 (en) * | 2005-07-29 | 2010-08-11 | 東光株式会社 | Clamper with cutter |
| CN102122568B (en) * | 2010-12-22 | 2012-05-09 | 安徽省芜湖仪器仪表研究所 | Clamp for coil framework of high-speed winding machine |
| CN109384101B (en) * | 2018-09-16 | 2020-08-07 | 绍兴盈顺机电科技有限公司 | Rapid tensioning device for coil framework tensioning winding chuck |
| CN208781707U (en) * | 2018-10-10 | 2019-04-23 | 青岛航天半导体研究所有限公司 | A kind of unframed transformer winding clamp |
| CN210937610U (en) * | 2019-09-02 | 2020-07-07 | 广州增田盛安汽配制造有限公司 | Deadlock convenience arc welding anchor clamps of production motormeter dish skeleton |
| CN211791178U (en) * | 2020-03-04 | 2020-10-27 | 河源市皓吉达通讯器材有限公司 | Coil winding clamp for mobile phone camera |
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2020
- 2020-12-25 CN CN202011560851.3A patent/CN112614694B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017152552A (en) * | 2016-02-25 | 2017-08-31 | 日特エンジニアリング株式会社 | Winding device and method of entangling wire in terminal |
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| CN112614694A (en) | 2021-04-06 |
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