CN209873089U - Magnetic core multiaspect coating film device - Google Patents
Magnetic core multiaspect coating film device Download PDFInfo
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- CN209873089U CN209873089U CN201920338012.3U CN201920338012U CN209873089U CN 209873089 U CN209873089 U CN 209873089U CN 201920338012 U CN201920338012 U CN 201920338012U CN 209873089 U CN209873089 U CN 209873089U
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- magnetic core
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Abstract
The utility model relates to a magnetic core multiaspect coating film device, including anchor clamps, rotary device, fixing device. The clamp comprises a plurality of clamping strips, a plurality of magnetic cores, a surrounding frame and a masking plate. The magnetic cores are embedded in a plurality of magnetic core grooves arranged in the clamping strip, and the front part of each magnetic core is exposed in front of the clamping strip. The rotating device comprises a plurality of groups of rotating assemblies, each rotating assembly comprises a plurality of impellers, a plurality of limiting rings, a plurality of supports and rotating shafts which respectively penetrate into the impellers, the limiting rings and the support shaft holes longitudinally. The impellers are fixed at the two ends of the rotating shaft and the middle sections at even intervals. The fixing device comprises a fixing frame and a plurality of baffle plates, and each baffle plate is provided with a plurality of windows aligned with half of the impeller. The scheme solves the problems that the traditional production line vacuum coating equipment can only realize plane coating and can not realize special-shaped surface coating.
Description
Technical Field
The utility model relates to a magnetic core processing field especially relates to a magnetic core multiaspect coating film device.
Background
The inductor mainly comprises a magnetic core and a coil, wherein the magnetic core is usually made of ferrite materials and generally presents an I shape, the coil is wound on a center pillar of the magnetic core, and finally, wire ends at two ends of the coil are welded on electrodes and finally packaged into a finished inductor which is welded in a circuit board. The ferrite material cannot be well combined with tin, so that welding cannot be realized, metallization treatment, namely film plating, is usually required to be carried out on the electrode surface of the magnetic core, and after the metallization treatment, the wire ends at two ends of the coil can be welded on the surface of the film layer and can be welded in a circuit board.
In order to realize the metallization treatment of the electrode, two mainstream modes at present are water electroplating and vacuum coating, wherein the water electroplating and the vacuum coating are respectively adopted, the place needing coating is coated with conductive silver paste by the water electroplating, and after high-temperature sintering, a nickel layer and a tin layer are electroplated on the surface layer of the silver paste. The vacuum coating is to cover the place of the magnetic core where no coating is needed by using a jig, and then to coat the surface exposed outside in a vacuum coating machine, wherein the film system structure is also a nickel layer and a tin layer.
Along with the miniaturization of electronic products, the miniaturization of magnetic cores is inevitably driven, and in order to realize better welding, wire ends at two ends of a coil are expected to be welded on the side surfaces of electrodes at present, so that the end surfaces of the magnetic core electrodes can be better subjected to surface mount welding with a PCB (printed circuit board), and therefore, the simultaneous film coating of the side surfaces and the end surfaces of the magnetic core electrodes is required to be realized.
However, the traditional vacuum coating equipment for the production line has the defects that only plane coating can be realized, and special-shaped surface coating cannot be realized.
In order to overcome the defects, the invention provides a multi-surface coating device for a magnetic core.
SUMMERY OF THE UTILITY MODEL
The invention aims to solve the problem that the traditional production line vacuum coating equipment can only realize plane coating and can not realize special-shaped surface coating. The concrete solution is as follows:
a multi-surface coating device for a magnetic core comprises a clamp, a rotating device and a fixing device.
The clamp comprises a plurality of clamping strips, a plurality of magnetic cores, a surrounding frame and a masking plate. The magnetic cores are embedded into a plurality of magnetic core grooves formed in the clamping strips, half of the middle and the rear of each magnetic core is embedded into the magnetic core groove of one clamping strip, the other half of the magnetic core is embedded into the magnetic core groove of the other clamping strip, the front of each magnetic core is exposed in front of the clamping strip, the clamping strips are transversely assembled and embedded into the enclosure frame, a plurality of covering holes matched with the upper portion of each magnetic core are formed in the covering plate, and the clamping strips and the front of the enclosure frame are covered through screws.
The rotating device comprises a plurality of groups of rotating assemblies, each rotating assembly comprises a plurality of impellers, a plurality of limiting rings, a plurality of supports and rotating shafts which respectively penetrate into the impellers, the limiting rings and the support shaft holes longitudinally. The impellers are fixed at two ends of the rotating shaft and in the middle sections at even intervals. One side of the limiting ring is close to the impeller, and the other side of the limiting ring is close to the bracket and is fixed on the rotating shaft. The brackets which are mutually abutted are uniformly distributed between the two limiting rings and are fixed on the rotating shaft. The four clamps are respectively fixed on the four side surfaces of the bracket through screws.
The fixing device comprises a fixing frame and a plurality of baffles, the group rotating assemblies are arranged in bearings arranged at the upper end and the lower end of the fixing frame, the baffles are transversely covered on the front sides of the impellers in parallel and are fixed at the left end and the right end of the fixing frame, and a plurality of windows aligned with half of the impellers are arranged on each baffle.
Further, transversely distributed in the magnetic core recess of holding strip is including running through the rectangle through-hole of the upper and lower both sides of holding strip to and respectively with the perpendicular communicating and access to the preceding semicircle pillar of holding strip of the middle part of the upper and lower both sides of rectangle through-hole hollowed, the upside both ends of holding strip are equipped with a first projection that makes progress respectively, and the downside both ends of holding strip are equipped with a first shrinkage pool that makes progress respectively, first projection with first shrinkage pool matches. The clamping strips are sleeved with the first concave hole into a whole through the first convex column.
Furthermore, a plurality of clamping strips which are connected into a whole in a sleeved mode are matched with the structure of the enclosing frame, screw through holes are formed in four corners of the enclosing frame, forward second convex columns are arranged on middle frame strips on the upper portion, the lower portion, the left portion and the right portion of the front face of the enclosing frame respectively, and concave areas matched with the first convex columns are arranged on the lower sides of two ends of the upper frame strip of the enclosing frame respectively.
Further, the middle part of the mask is a plurality of grid arrays interwoven in the transverse and longitudinal directions, the four corners of the mask are provided with screw through holes, two adjacent screw through holes are respectively provided with a second concave hole matched with the second convex column, and the mask is sleeved on the four second convex columns of the surrounding frame through four second concave holes. The thickness of the masking plate is smaller than that of the upper part of the magnetic core, and the size of the masking hole is matched with that of the magnetic core coating area.
Furthermore, the middle part of the impeller is a cylinder body provided with a longitudinal shaft hole, the outer part of the impeller is provided with a plurality of blades which are uniformly distributed around the cylinder body, the cylinder body is at least provided with a transverse screw hole, and the impeller is fastened on the rotating shaft by penetrating a screw into the screw hole.
Furthermore, the limiting ring is at least provided with a transverse screw hole, and a screw penetrates through the screw hole to fasten the limiting ring on the rotating shaft.
Further, each group of rotating assemblies at least comprises two impellers, and a space is arranged between each impeller and the limiting ring.
Furthermore, the fixing device at least comprises two groups of rotating devices, and the interval of each group of rotating devices is based on that the blades of the impellers with the same height do not collide with each other.
Further, the outer diameter of the impeller blade is larger than the diagonal length of the bracket.
Further, the magnetic core is I-shaped, and the clamp, the support and the fixing frame are rectangular or square.
To sum up, adopt the utility model discloses a technical scheme has following beneficial effect:
the scheme solves the problems that the traditional production line vacuum coating equipment can only realize plane coating and can not realize special-shaped surface coating. The anchor clamps of assembling in a flexible way make magnetic core in batches once only load, and the special structural design of multiunit rotary device and fixing device, especially mask for more magnetic cores can carry out different face coating processing simultaneously, and electronic components such as motor have been saved to the ingenious structural design of rotating assembly, have reduced the device cost. The design of a plurality of supports and impellers connected in series on the rotating shaft facilitates flexible collocation of factories in quantity according to actual production needs and different places, and can also be adjusted according to the delivery progress condition of orders. In a word, the device of this scheme design is nimble, strong adaptability, use convenient operation, work efficiency height, processing cost are low.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed to be used in the description of the embodiments of the present invention will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive faculty.
FIG. 1 is a structural diagram of a multi-surface coating device for a magnetic core in accordance with embodiment 1 of the present invention;
FIG. 2 is an exploded view of FIG. 1;
fig. 3 is an exploded view of a clip according to embodiment 1 of the present invention;
fig. 4 is a structural view of a jig according to embodiment 1 of the present invention;
FIG. 5 is a block diagram of FIG. 4 with the mask removed;
fig. 6 is a structural diagram of a magnetic core according to embodiment 1 of the present invention, in which a shaded portion is a schematic diagram of a plated film;
fig. 7 is an exploded view of a rotary device according to embodiment 1 of the present invention, in which only two impellers in the upper half are shown;
fig. 8 is a structural diagram of a magnetic core according to embodiment 2 of the present invention, in which a shaded portion is a schematic coating film;
fig. 9 is a structural diagram of a magnetic core multi-surface coating device in embodiment 2 of the present invention.
Description of reference numerals:
1-clamp, 2-rotating device, 3-clamping bar, 4-magnetic core, 5-surrounding frame, 6-masking plate, 7-magnetic core groove, 8-masking hole, 9-impeller, 10-spacing ring, 11-bracket, 12-rotating shaft, 13-fixing frame, 14-baffle, 15-bearing, 16-rectangular through hole, 17-semi-cylindrical hollowed part, 18-first convex column, 19-screw through hole, 20-second convex column, 21-concave area, 22-grid array and 23-second concave hole.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
For easier understanding of the present invention, the following definitions are made: with reference to the viewer, the viewer faces the drawing, with the front of the content being the portion of the drawing that is closer to the viewer, the back of the content being the portion of the drawing that is further from the viewer, the left of the content being the portion of the drawing that is to the left of the viewer, the right of the content being the portion of the drawing that is to the right of the viewer, the top of the content being the portion of the drawing that is to the top of the viewer, and the bottom of the content being the portion of the drawing that is to the bottom of the viewer.
Example 1:
as shown in fig. 1 to 7, a multi-surface coating device for a magnetic core comprises a clamp 1, a rotating device 2 and a fixing device.
The clamp 1 comprises a plurality of clamping strips 3, a plurality of magnetic cores 4, a surrounding frame 5 and a masking plate 6. The magnetic cores 4 are embedded into a plurality of magnetic core grooves 7 arranged in the holding strips 3, half of the middle part and the rear part of each magnetic core 4 is embedded into the magnetic core groove 7 of one holding strip 3, the other half of the middle part and the rear part of each magnetic core 4 is embedded into the magnetic core groove 7 of the other holding strip 3, the front part of each magnetic core 4 is exposed in front of the holding strip 3, the holding strips 3 are transversely closed and embedded into the enclosure frame 5, a plurality of covering holes 8 matched with the upper part of the magnetic core 4 are arranged on the covering plate 6, and the covering holes are covered in front of the holding strips 3 and the enclosure frame 5 through screws (not shown.
The rotating device 2 comprises a plurality of groups of rotating assemblies, each rotating assembly comprises a plurality of impellers 9, a plurality of limiting rings 10, a plurality of supports 11 and rotating shafts 12 which respectively penetrate into shaft holes of the impellers 9, the limiting rings 10 and the supports 11 in the longitudinal direction. The impellers 9 are fixed at both ends of the rotating shaft 12 and at the middle section of the rotating shaft at even intervals. One side of the limiting ring 10 is close to the impeller 9, and the other side is close to the bracket 11 and fixed on the rotating shaft 12. A plurality of brackets 11 which are close to each other are evenly distributed between the two spacing rings 10 and fixed on the rotating shaft 12. The four clamps 1 are fixed to four sides of the bracket 11 by screws (not shown), respectively.
The fixing device comprises a fixing frame 13 and a plurality of baffle plates 14, a plurality of groups of rotating assemblies are arranged in bearings 15 arranged at the upper end and the lower end of the fixing frame 13, the baffle plates 14 transversely cover the front sides of the impellers 9 in parallel and are fixed at the left end and the right end of the fixing frame 13, and a plurality of windows aligned with half of the impellers 9 are arranged on each baffle plate 14.
Further, transversely distributed is in the magnetic core recess 7 of holding strip 3 including the rectangle through-hole 16 that runs through the upper and lower both sides of holding strip 3 to and respectively with the middle part of the upper and lower both sides of rectangle through-hole 16 communicate with each other perpendicularly and lead to the preceding semicircle pillar of holding strip 3 and dig the hollow 17, the upside both ends of holding strip 3 are equipped with one respectively and make progress first projection 18, the downside both ends of holding strip 3 are equipped with one respectively and make progress first shrinkage pool (not drawn in the picture), first projection 18 matches with first shrinkage pool. The plurality of holding strips 3 are sleeved with the first concave hole into a whole through the first convex column 18.
Specifically, a plurality of clamping strips 3 which are connected into a whole in a sleeved mode are matched with the structure of the surrounding frame 5, screw through holes 19 are formed in four corners of the surrounding frame 5, forward second convex columns 20 are arranged on the middle frame strips on the upper portion, the lower portion, the left portion and the right portion of the front face of the surrounding frame 5 respectively, and concave regions 21 matched with the first convex columns 18 are arranged on the lower sides of two ends of the upper frame strip of the surrounding frame 5 respectively.
The middle part of the mask 6 is provided with a plurality of grid arrays 22 which are transversely and longitudinally interwoven, the four corners of the mask 6 are provided with screw through holes 19, a second concave hole 23 matched with the second convex column 20 is respectively arranged between two adjacent screw through holes 19, and the mask 6 is sleeved on the four second convex columns 20 of the surrounding frame 5 through the four second concave holes 23. The thickness of the mask 6 is smaller than that of the upper part of the magnetic core 4, and the size of the mask hole 8 is matched with that of the coating area of the magnetic core 4.
The middle part of the impeller 9 is a cylinder body provided with a longitudinal shaft hole, the outer part of the impeller is provided with a plurality of blades which are uniformly distributed around the cylinder body, the cylinder body is provided with at least one transverse screw hole (not shown in the figure), and the impeller 9 is fastened on the rotating shaft 12 by penetrating a screw (not shown in the figure) into the screw hole.
The stop collar 10 is provided with at least one transverse screw hole through which a screw (not shown) is inserted to fasten the stop collar 10 to the shaft 12.
Each group of rotating assemblies at least comprises two impellers 9, and a space is arranged between each impeller 9 and the limiting ring 10.
The fixing device at least comprises two groups of rotating devices 2, and the interval of each group of rotating devices 2 is based on that the blades of the impellers 9 with the same height do not collide with each other.
The outer diameter of the impeller 9 blades is larger than the diagonal length of the support 11.
The magnetic core 4 of the present embodiment is i-shaped, and the clamp 1, the bracket 11, and the fixing frame 13 are rectangular or square. However, the structure of the present solution can be adjusted accordingly according to the specific shape and structure of the magnetic core to meet the actual coating requirement of the product, which is not illustrated here.
Example 2:
as shown in fig. 8 to 9, different from the above embodiment 1, this embodiment 2 is used for a cylindrical magnetic core, and performs coating processing on the outer surface of the cylinder, so that the fixture 1 (including the holding strip 3, the surrounding frame 5, and the masking plate 6) and the fixing frame 13 in embodiment 1 are not required, the diameter of the rotating shaft 12 matches with the inner diameter of the cylindrical magnetic core, the inner diameter of the limiting ring 10 matches with the diameter of the rotating shaft 12, the inner diameter of the shaft hole of the impeller 9 matches with the diameter of the rotating shaft 12, the plurality of cylindrical magnetic cores penetrate into the rotating shaft 12, and are fastened by screws (not shown in the figure) through the limiting rings 10 on the upper and lower sides, and the rest parts are the same as those in embodiment 1, and are not described again.
To sum up, adopt the utility model discloses a technical scheme has following beneficial effect:
the scheme solves the problems that the traditional production line vacuum coating equipment can only realize plane coating and can not realize special-shaped surface coating. The anchor clamps 1 of assembling in a flexible way make magnetic core 4 in batches once only load, and the special structural design of multiunit rotary device 2 and fixing device, especially mask 6 for more magnetic cores 4 can carry out different face coating processing simultaneously, and electronic parts such as motor have been saved to rotating assembly's ingenious structural design, have reduced the device cost. The design of a plurality of supports 11 and impellers 9 which are connected in series on the rotating shaft 12 is convenient for factories to flexibly match in quantity according to actual production needs and different places, and can also be adjusted according to the delivery progress condition of orders. In a word, the device of this scheme design is nimble, strong adaptability, use convenient operation, work efficiency height, processing cost are low.
The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.
Claims (10)
1. The utility model provides a magnetic core multiaspect coating film device which characterized in that: comprises a clamp, a rotating device and a fixing device;
the clamp comprises a plurality of clamping strips, a plurality of magnetic cores, a surrounding frame and a masking plate; the magnetic cores are embedded into a plurality of magnetic core grooves arranged in the clamping strips, one half of the middle part and the rear part of each magnetic core is embedded into the magnetic core groove of one clamping strip, the other half of the magnetic core is embedded into the magnetic core groove of the other clamping strip, the front part of each magnetic core is exposed in front of the clamping strip, the clamping strips are transversely assembled and embedded into the enclosure frame, a plurality of masking holes matched with the upper parts of the magnetic cores are formed in the masking plate, and the masking plate is covered in front of the clamping strips and the enclosure frame through screws;
the rotating device comprises a plurality of groups of rotating assemblies, each rotating assembly comprises a plurality of impellers, a plurality of limiting rings, a plurality of supports and rotating shafts longitudinally penetrating into the impellers, the limiting rings and the support shaft holes respectively; the impellers are fixed at two ends of the rotating shaft and at the middle sections which are uniformly spaced; one surface of the limiting ring is close to the impeller, and the other surface of the limiting ring is close to the bracket and is fixed on the rotating shaft; the brackets which are mutually abutted are uniformly distributed between the two limiting rings and are fixed on the rotating shaft; the four clamps are respectively fixed on four side surfaces of the bracket through screws;
the fixing device comprises a fixing frame and a plurality of baffles, the group rotating assemblies are arranged in bearings arranged at the upper end and the lower end of the fixing frame, the baffles are transversely covered on the front sides of the impellers in parallel and are fixed at the left end and the right end of the fixing frame, and a plurality of windows aligned with half of the impellers are arranged on each baffle.
2. The multi-surface coating device for the magnetic core according to claim 1, wherein: transversely distributed in the magnetic core recess of holding strip is including running through the rectangle through-hole of the upper and lower both sides of holding strip to and respectively with the perpendicular communicating semi-cylinder that accesss to in the holding strip of the middle part of the upper and lower both sides of rectangle through-hole empty, the upside both ends of holding strip are equipped with one first projection that makes progress respectively, and the downside both ends of holding strip are equipped with one first shrinkage pool that makes progress respectively, first projection with first shrinkage pool matches, many the holding strip passes through first projection with first shrinkage pool cup joints in an organic whole.
3. The multi-surface coating device for the magnetic core according to claim 2, wherein: the multiple clamping strips are connected with the surrounding frame in a sleeved mode, screw through holes are formed in four corners of the surrounding frame, forward second protruding columns are arranged on middle frame strips on the upper portion, the lower portion, the left portion and the right portion of the front face of the surrounding frame respectively, and concave regions matched with the first protruding columns are arranged on the lower sides of the two ends of the upper frame strip of the surrounding frame respectively.
4. The multi-surface coating device for the magnetic core according to claim 3, wherein: the middle part of the mask is provided with a plurality of grid arrays interwoven transversely and longitudinally, screw through holes are arranged at four corners of the mask, a second concave hole matched with the second convex column is respectively arranged between every two adjacent screw through holes, and the mask is sleeved on the four second convex columns of the enclosure frame through the four second concave holes; the thickness of the masking plate is smaller than that of the upper part of the magnetic core, and the size of the masking hole is matched with that of the magnetic core coating area.
5. The multi-surface coating device for the magnetic core according to claim 1, wherein: the middle part of the impeller is a cylinder body provided with a longitudinal shaft hole, the outer part of the impeller is provided with a plurality of blades which are uniformly distributed around the cylinder body, the cylinder body is at least provided with a transverse screw hole, and the impeller is fastened on the rotating shaft by penetrating a screw into the screw hole.
6. The multi-surface coating device for the magnetic core according to claim 5, wherein: the limiting ring is at least provided with a transverse screw hole, and the limiting ring is fastened on the rotating shaft through a screw penetrating into the screw hole.
7. The multi-surface coating device for the magnetic core according to claim 6, wherein: each group of rotating assemblies at least comprises two impellers, and an interval is arranged between each impeller and the limiting ring.
8. The multi-surface coating device for the magnetic core according to claim 7, wherein: the fixing device at least comprises two groups of rotating devices, and the interval of each group of rotating devices is based on that the blades of the impellers with the same height do not collide with each other.
9. The multi-surface coating device for the magnetic core according to claim 8, wherein: the outer diameter of the impeller blade is larger than the diagonal length of the bracket.
10. The multi-surface coating device for the magnetic core according to claim 1, wherein: the magnetic core is I-shaped, and the clamp, the support and the fixing frame are rectangular or square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920338012.3U CN209873089U (en) | 2019-03-15 | 2019-03-15 | Magnetic core multiaspect coating film device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920338012.3U CN209873089U (en) | 2019-03-15 | 2019-03-15 | Magnetic core multiaspect coating film device |
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| Publication Number | Publication Date |
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| CN209873089U true CN209873089U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920338012.3U Active CN209873089U (en) | 2019-03-15 | 2019-03-15 | Magnetic core multiaspect coating film device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111451964A (en) * | 2020-05-22 | 2020-07-28 | 无锡奥夫特光学技术有限公司 | Coating equipment for regular polyhedron one-furnace coating |
-
2019
- 2019-03-15 CN CN201920338012.3U patent/CN209873089U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111451964A (en) * | 2020-05-22 | 2020-07-28 | 无锡奥夫特光学技术有限公司 | Coating equipment for regular polyhedron one-furnace coating |
| CN111451964B (en) * | 2020-05-22 | 2022-05-10 | 无锡奥夫特光学技术有限公司 | Film coating equipment for regular polyhedron one-furnace film coating |
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