CN217942343U - Welding positioning tool for coil and soldering lug in high-power inductor - Google Patents
Welding positioning tool for coil and soldering lug in high-power inductor Download PDFInfo
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- CN217942343U CN217942343U CN202221538680.9U CN202221538680U CN217942343U CN 217942343 U CN217942343 U CN 217942343U CN 202221538680 U CN202221538680 U CN 202221538680U CN 217942343 U CN217942343 U CN 217942343U
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- soldering lug
- fixing pressing
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- limiting groove
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Abstract
The utility model discloses a welding positioning tool for coils and soldering lugs in a high-power inductor, which comprises a substrate, wherein the upper surface of the substrate is provided with a limiting groove, the middle part of the upper surface of the limiting groove is used for placing the coils, and the upper surfaces of the limiting grooves at the two ends of the coils are used for placing L-shaped soldering lugs; the two ends of the limiting groove are respectively provided with a soldering lug fixing pressing plate, a coil fixing pressing block is arranged above the limiting groove along the direction of the perpendicular line, the soldering lug fixing pressing plate and the coil fixing pressing block are made of magnetic metal materials, the lower surface of the substrate corresponds to the two soldering lug fixing pressing plates and the coil fixing pressing block, a through hole is vertically formed in the lower surface of the substrate, and a matched permanent magnet is arranged in the through hole. The utility model discloses the bottom surface of the L shape soldering lug of assurance coil and both ends is on same horizontal plane, and the product can satisfy user's use. In addition, two ends of the welding rod can be welded simultaneously during welding, the welding rod fixing pressing plate and the coil fixing pressing block can be lifted up by hands after welding, the operation is simple, and the efficiency can be greatly improved.
Description
Technical Field
The utility model relates to a location frock especially relates to a welding position frock that is arranged in high-power inductor coil and soldering lug.
Background
The power supply is an important part of the power electronic device, like the heart of various devices, and provides energy and power for the devices, and whether the devices can operate safely and reliably is of great concern. Compared with the traditional linear power supply, the switching power supply has the advantages of small volume, light weight, high efficiency and the like, and gradually replaces the traditional linear power supply. In recent years, with rapid development of distributed power supplies, electric vehicles, various electronic products, and communications, demand for switching power supplies has been increasing. The inductor is used as a core component of the switching power supply and plays a critical role in a circuit.
The inductor is used as a core magnetic device of the switching power supply, and the power capacity of the inductor determines the power capacity of the switching power supply to a certain extent. The ability to withstand large currents, which are achieved mainly by means of high Bs of the core and large current resistance of the coil, enables transmission of larger power, particularly for DC/DC buck converters. At present, a coil is mainly manufactured by adopting a flat wire, and two ends of the flat wire are welded with an L-shaped soldering lug together to manufacture an SMD device, so that the PCB is convenient to weld.
However, when military high-power inductors are manufactured at present, the welding of the coil and the soldering lug mainly depends on manual welding. The general steps of manual welding are as follows: after tin is coated on the port of the coil, one end of the coil is fixed, the soldering lug is moved to a soldering position by tweezers for soldering, after one side of the coil is soldered, the directions of the two ends of the coil are exchanged, the other end of the coil is soldered, the efficiency is low, the soldering lug is easily influenced by soldering iron and is moved, the soldering quality is not high, the bottom surfaces of the soldering lugs at the two ends cannot be on the same horizontal plane, and the soldering requirement of a user cannot be met.
Disclosure of Invention
The utility model aims at providing a solution: when the military high-power inductor is manufactured, the coil and the soldering lug depend on manual welding, so that the efficiency is low, the soldering lug is easily influenced by soldering iron and is moved, the welding quality is not high, and the like.
In order to realize the purpose, the utility model adopts the technical scheme that: a welding positioning tool for a coil and a soldering lug in a high-power inductor comprises a substrate, wherein a strip-shaped limiting groove is formed in the upper surface of the substrate, the limiting groove penetrates through two opposite sides of the substrate, the coil is placed in the middle of the upper surface of the limiting groove, and L-shaped soldering lugs are placed on the upper surfaces of the limiting grooves at two ends of the coil;
the two ends of the limiting groove are respectively provided with a soldering lug fixing pressing plate, and the soldering lug fixing pressing plates are rotatably connected with the substrate and can rotate to the bottom to be in contact with or not in contact with the L-shaped soldering lug on the limiting groove;
a coil fixing pressing block is arranged above the limiting groove along the direction of the perpendicular line, is rotatably connected with the substrate and can rotate to the bottom to be in contact with or not in contact with the coil on the limiting groove; the lower surface of the coil fixing pressing block is provided with a V-shaped groove with a downward opening, and the cross section of the V-shaped groove is parallel to that of the limiting groove;
the soldering lug fixing pressing plate and the coil fixing pressing block are made of magnetic metal materials, the lower surface of the substrate corresponds to the two soldering lug fixing pressing plates and the coil fixing pressing block, a through hole is vertically formed in the lower surface of the substrate respectively, and a matched permanent magnet is arranged in the through hole.
Preferably, the method comprises the following steps: the substrate is cuboid, and the limiting groove is parallel to the long edge of the substrate.
Preferably, the method comprises the following steps: soldering lug stationary platen and base plate swivelling joint do, and the junction of soldering lug stationary platen and base plate is equipped with first breach, and soldering lug stationary platen one end is arranged in first breach, passes through first revolute pair with first breach and is connected, and on base plate and soldering lug stationary platen, is equipped with the first mounting hole of installing first revolute pair.
Preferably, the method comprises the following steps: the coil fixing pressing block is rotatably connected with the substrate, a second notch is formed in the joint of the coil fixing pressing block and the substrate, one end of the coil fixing pressing block is located in the second notch and is connected with the second notch through a second revolute pair, and a second mounting hole for mounting the second revolute pair is formed in the substrate and the coil fixing pressing block.
Preferably, the method comprises the following steps: the upper surface of the soldering lug fixing pressing plate corresponding to the L-shaped soldering lug is an inclined plane, and the lowest position of the inclined plane is the turning position of the L-shaped soldering lug.
Compared with the prior art, the utility model has the advantages of: the utility model provides a welding position frock for L shape soldering lug and coil, utilize the spacing groove on the base plate, soldering lug fixed pressing plate and coil fixed pressing block carry out the location of coil and L shape soldering lug position, the magnetic force that produces through the permanent magnet of fixing on the base plate adsorbs soldering lug fixed pressing plate and coil fixed pressing block, make it push down L shape soldering lug and coil, play the fixed action, thereby displacement does not take place when guaranteeing the welding, guarantee that the bottom surface of the L shape soldering lug at coil and both ends is on same horizontal plane, the product can satisfy user's use. In addition, two ends of the welding rod can be welded simultaneously during welding, the welding rod fixing pressing plate and the coil fixing pressing block can be lifted up by hands after welding, the operation is simple, and the efficiency can be greatly improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a bottom view of FIG. 1;
FIG. 3 is a front view of FIG. 1;
FIG. 4 is a schematic view of a substrate;
FIG. 5 is a bottom view of FIG. 4;
FIG. 6 is a schematic view of the coil and soldering lug assembly of the present invention;
fig. 7 is a schematic diagram of the assembled coil and soldering lug of the present invention.
In the figure: 1. a substrate; 2. the soldering lug fixes the pressing plate; 3. a coil fixing pressing block; 4. a permanent magnet; 5. a first rotating pair; 6. a second revolute pair; 7. a limiting groove; 8. a first notch; 9. a second notch; 10. a first mounting hole; 11. a second mounting hole; 12. an L-shaped soldering lug; 13. a through hole; 14. and a coil.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Example 1: referring to fig. 1-7, a welding positioning tool for a coil 14 and a soldering lug in a high-power inductor comprises a substrate 1, wherein a strip-shaped limiting groove 7 is formed in the upper surface of the substrate 1, the limiting groove 7 penetrates through two opposite sides of the substrate 1, the middle of the upper surface of the limiting groove 7 is used for placing the coil 14, and the upper surfaces of the limiting grooves 7 at two ends of the coil 14 are used for placing an L-shaped soldering lug 12;
two ends of the limiting groove 7 are respectively provided with a soldering lug fixing pressing plate 2, the soldering lug fixing pressing plate 2 is rotatably connected with the substrate 1 and can rotate to the bottom to be in contact with or not in contact with the L-shaped soldering lug 12 on the limiting groove 7;
a coil fixing pressing block 3 is arranged above the limiting groove 7 along the direction of the perpendicular line, and the coil fixing pressing block 3 is rotatably connected with the substrate 1 and can rotate to the bottom to be in contact with or not in contact with the coil 14 on the limiting groove 7; the lower surface of the coil fixing pressing block 3 is a V-shaped groove with a downward opening, and the cross section of the V-shaped groove is parallel to that of the limiting groove 7;
the soldering lug fixing pressing plate 2 and the coil fixing pressing block 3 are made of magnetic metal materials, the lower surface of the substrate 1 corresponds to the two soldering lug fixing pressing plates 2 and the coil fixing pressing block 3, through holes 13 are vertically formed in the lower surface of the substrate respectively, and matched permanent magnets 4 are arranged in the through holes 13.
The substrate 1 is cuboid, and the limiting groove 7 is parallel to the long edge of the substrate 1.
Soldering lug stationary platen 2 and base plate 1 swivelling joint do, and the junction of soldering lug stationary platen 2 and base plate 1 is equipped with first breach 8, and 2 one end of soldering lug stationary platen is arranged in first breach 8, is connected through first revolute pair 5 with first breach 8, and on base plate 1 and soldering lug stationary platen 2, is equipped with the first mounting hole 10 of the first revolute pair 5 of installation.
The coil fixing pressing block 3 is rotatably connected with the substrate 1, a second notch 9 is formed in the joint of the coil fixing pressing block 3 and the substrate 1, one end of the coil fixing pressing block 3 is located in the second notch 9 and is connected with the second notch 9 through a second revolute pair 6, and a second mounting hole 11 for mounting the second revolute pair 6 is formed in the substrate 1 and the coil fixing pressing block 3.
The upper surface of the soldering lug fixing pressure plate 2 corresponding to the L-shaped soldering lug 12 is an inclined plane, and the lowest part of the inclined plane is the turning part of the L-shaped soldering lug 12.
Use the utility model discloses in the time, at first with soldering lug stationary platen 2, coil fixed pressing block 3 along with first revolute pair 5, second revolute pair 6 rotates and lifts up, then place coil 14 of crossing the tin on 14 both ends of coil, and L shape soldering lug 12, place the back, because there is permanent magnet 4 in the circular trompil department of base, only need promote soldering lug stationary platen 2, coil fixed pressing block 3 gently, just can rely on the magnetic force that permanent magnet 4 produced to fix coil 14 and L shape soldering lug 12. When soldering, the solder is not affected by an electric iron and is not displaced. The port of the soldering lug fixing pressure plate 2 is made into a slope, so that the soldering is convenient. The welding of the two ends can be completed only by one-time fixing. After welding, the coil 14 can be taken down by lifting the soldering lug fixing pressure plate 2 and the coil 14 fixing pressure groove by hands, and the whole process is simple to operate.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a welding position frock that is arranged in high-power inductor coil and soldering lug, includes the base plate, its characterized in that: the upper surface of the substrate is provided with a strip-shaped limiting groove, the limiting groove penetrates through two opposite sides of the substrate, the middle part of the upper surface of the limiting groove is used for placing a coil, and the upper surfaces of the limiting grooves at two ends of the coil are used for placing L-shaped welding sheets;
the two ends of the limiting groove are respectively provided with a soldering lug fixing pressing plate, and the soldering lug fixing pressing plates are rotatably connected with the substrate and can rotate to the bottom to be in contact with or not in contact with the L-shaped soldering lug on the limiting groove;
a coil fixing pressing block is arranged above the limiting groove along the direction of the perpendicular line, is rotatably connected with the substrate and can rotate to the bottom to be in contact with or not in contact with the coil on the limiting groove; the lower surface of the coil fixing pressing block is provided with a V-shaped groove with a downward opening, and the cross section of the V-shaped groove is parallel to that of the limiting groove;
the soldering lug fixing pressing plate and the coil fixing pressing block are made of magnetic metal materials, a through hole is vertically formed in the lower surface of the substrate corresponding to the two soldering lug fixing pressing plates and the coil fixing pressing block respectively, and a matched permanent magnet is arranged in the through hole.
2. The welding and positioning tool for the coil and the soldering lug in the high-power inductor according to claim 1, characterized in that: the substrate is cuboid, and the limiting groove is parallel to the long edge of the substrate.
3. The welding and positioning tool for the coil and the soldering lug in the high-power inductor according to claim 1, characterized in that: the soldering lug fixing pressing plate is connected with the base plate in a rotating mode, a first notch is formed in the joint of the soldering lug fixing pressing plate and the base plate, one end of the soldering lug fixing pressing plate is located in the first notch and connected with the first notch through a first revolute pair, and a first mounting hole for mounting the first revolute pair is formed in the base plate and the soldering lug fixing pressing plate.
4. The welding and positioning tool for the coil and the soldering lug in the high-power inductor according to claim 1, characterized in that: the coil fixing pressing block is connected with the substrate in a rotating mode, a second notch is formed in the joint of the coil fixing pressing block and the substrate, one end of the coil fixing pressing block is located in the second notch and connected with the second notch through a second revolute pair, and a second mounting hole for mounting the second revolute pair is formed in the substrate and the coil fixing pressing block.
5. The welding and positioning tool for the coil and the soldering lug in the high-power inductor according to claim 1, characterized in that: the upper surface of the soldering lug fixing pressing plate corresponding to the L-shaped soldering lug is an inclined plane, and the lowest position of the inclined plane is the turning position of the L-shaped soldering lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221538680.9U CN217942343U (en) | 2022-06-20 | 2022-06-20 | Welding positioning tool for coil and soldering lug in high-power inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221538680.9U CN217942343U (en) | 2022-06-20 | 2022-06-20 | Welding positioning tool for coil and soldering lug in high-power inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217942343U true CN217942343U (en) | 2022-12-02 |
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ID=84219369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221538680.9U Active CN217942343U (en) | 2022-06-20 | 2022-06-20 | Welding positioning tool for coil and soldering lug in high-power inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217942343U (en) |
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2022
- 2022-06-20 CN CN202221538680.9U patent/CN217942343U/en active Active
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