CN106938361B - Network transformer welding method and fixture tool - Google Patents
Network transformer welding method and fixture tool Download PDFInfo
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- CN106938361B CN106938361B CN201710188966.6A CN201710188966A CN106938361B CN 106938361 B CN106938361 B CN 106938361B CN 201710188966 A CN201710188966 A CN 201710188966A CN 106938361 B CN106938361 B CN 106938361B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
- B23K1/0016—Brazing of electronic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0006—Exothermic brazing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
A network transformer welding method comprises the steps of 1, placing a coil of a network transformer in an accommodating cavity of a gland, enabling a lead of the coil to respectively penetrate through different isolating grooves through isolating teeth on a lead positioning plate, enabling the lead to penetrate through a slot cutting groove and then penetrate through a slot clamping groove, and enabling the lead to be meshed and fixed by the slot clamping teeth; step 2, placing the base of the network transformer in the groove of the base, combining the base and the gland together, and placing the base and the gland in a mode that the base is arranged at the lower part and the gland is arranged at the upper part after the base and the gland are combined; step 3, carrying out thermal welding on the welding teeth on the two sides of the base and the electric leads passing through the welding teeth by using an electric soldering iron, so that the welding teeth and the electric leads are welded together; and 4, cutting off the wire between the welding tooth and the wire clamping groove by the cutter through the wire cutting groove. The invention also discloses a network transformer welding fixture tool. The invention can conveniently fix the network transformer wire and perform rapid positioning welding, and has accurate welding position, high welding efficiency and good quality.
Description
Technical Field
The invention belongs to the field of machine manufacturing, relates to a welding method, and particularly relates to a network transformer welding method and a fixture tool.
Background
The network transformer is mainly applied to various digital devices, wherein the network transformer adopting the passive principle consists of passive elements such as an inductor and a capacitor and is formed by utilizing the principle that the reactance of the capacitor and the inductor changes along with the change of frequency. The network transformer has the advantages of simple circuit, no need of direct current power supply and high reliability, and the basic steps for manufacturing the network transformer in the prior art are as follows: the two ends of a network transformer base are fixed by positioning fixtures, wire grooves corresponding to the positions are formed in the positioning fixtures and the base, a manufactured coil is placed in a containing groove of the base, lead wires of the coil are clamped into a plurality of clamping grooves in the side wall of the base, and the lead wires of the coil extend out of the clamping grooves and are clamped into the wire grooves in the positioning fixtures. The positioning fixture is used for fixing the lead of the coil, when the network transformer needs to be used, the positioning fixture is taken down, the lead which extends out of the base of the network transformer and has excessive length is cut off, and then the network transformer is installed at a proper position of the circuit board.
The invention is based on a new network transformer as shown in fig. 4, which has a base made of ceramics, a coil is placed in a containing groove 15 of a base 13, the edge of the containing groove is provided with a plurality of welding teeth 14, the surface of the welding teeth is provided with a soldering tin layer, a plurality of wires on the coil and the welding teeth are needed to be welded in the manufacturing process of the network transformer, and the welding teeth 14 of the base and the welding points on the circuit board are correspondingly welded together when in use.
Disclosure of Invention
The invention discloses a network transformer welding method for carrying out rapid and standard welding operation on coil wires and welding teeth of a novel network transformer.
The invention relates to a network transformer welding method, which comprises the following steps:
step 1, placing a coil of a network transformer in an accommodating cavity of a gland, enabling a lead of the coil to respectively penetrate through different isolating grooves through isolating teeth on a lead positioning plate, enabling the lead to penetrate through a slot cutting groove and then penetrate through a slot clamping groove, and being clamped and fixed by the clamping teeth;
step 2, placing the base of the network transformer in the groove of the base, combining the base and the press cover together, and enabling the coil of the network transformer to be positioned in the accommodating cavity of the base; the base and the gland are combined and then placed in a mode that the base is arranged at the lower part and the gland is arranged at the upper part;
And 4, cutting off the wire between the welding tooth and the wire clamping groove by the cutter through the wire cutting groove.
Preferably, in step 1, after the coil is placed in the accommodating cavity of the gland, the coil is attracted in the accommodating cavity by using magnetic force.
Preferably, in the steps 2 to 4, the coil is attracted to the accommodating cavity of the base by using a magnetic force.
The invention also discloses a network transformer welding fixture tool, which comprises a base and a gland, wherein the base comprises a groove for placing the network transformer;
the gland is provided with an accommodating cavity with a downward opening corresponding to the position of the groove, the boundary of the accommodating cavity comprises a pair of parallel wire positioning plates, a plurality of isolation teeth which are arranged at equal intervals are arranged on the wire positioning plates, wire positioning grooves are formed between the isolation teeth, and the distance between the wire positioning grooves is equal to the distance between the wires on the side face of the network transformer; the distance between the outer sides of the wire positioning plates is smaller than the distance between the inner sides of opposite sides of the network transformer provided with the welding teeth;
the wire positioning plate is characterized in that a wire cutting groove is formed in the outer side of the wire positioning plate, a wire clamping area is arranged on the outer side of the wire cutting groove, a plurality of wire clamping teeth are arranged in the wire clamping area, a wire clamping groove is formed between the wire clamping teeth, and the distance between the wire clamping grooves is equal to the distance between the wires on the side face of the network transformer.
Preferably, the thread clamping teeth comprise elastic teeth and non-elastic teeth which are arranged at intervals.
Preferably, the upper surface of the base is rectangular, two vertexes of one diagonal line are provided with right-angle folded edges perpendicular to the upper surface of the base, the inner sides of the right-angle folded edges are provided with positioning columns, and the press cover is provided with cylindrical holes corresponding to the positioning columns in position and size.
Preferably, a first magnet through groove is formed below the base groove, and a second magnet through groove is formed in the top of the accommodating cavity.
By adopting the network transformer welding method and the fixture tool, the network transformer wire can be conveniently fixed and quickly positioned and welded, the welding position is accurate, the welding efficiency is high, the quality is good, and the production speed and the product performance of the novel network transformer are improved.
Drawings
Figure 1 is a schematic structural view of one embodiment of the gland of the present invention,
figure 2 is a schematic structural view of one embodiment of the base of the present invention,
FIG. 3 is a schematic view of the gland, base and network transformer combined together for welding in the present invention,
figure 4 is a schematic structural diagram of an embodiment of the network transformer according to the present invention,
the reference numbers in the figure are 1-groove, 2-containing cavity, 3-wire positioning plate, 4-isolation tooth, 5-wire cutting groove, 6-wire, 7-elastic tooth, 8-inelastic tooth, 9-first magnet through groove, 10-second magnet through groove, 11-right-angle folding edge, 12-positioning column, 13-base, 14-welding tooth, 15-containing cavity, S1-distance between inner sides of opposite sides of welding tooth, S2-distance between outer sides of wire positioning plate, D1-blade cutting direction and D2-soldering iron moving direction.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
In the network transformer welding method of the invention, a fixture tool is required, the fixture tool comprises a base and a gland, as shown in fig. 2, the base comprises a groove 1 for placing the network transformer; as shown in fig. 3, the gland is provided with an accommodating cavity 2 with a downward opening corresponding to the position of the groove, the boundary of the accommodating cavity comprises a pair of parallel wire positioning plates 3, a plurality of isolation teeth 4 are arranged on the wire positioning plates at equal intervals, wire positioning grooves are formed between the isolation teeth, and the distance between the wire positioning grooves is equal to the distance between the wires on the side of the network transformer; the distance between the outer sides of the wire positioning plates is smaller than the distance between the inner sides of the opposite sides of the network transformer provided with the welding teeth.
The wire positioning plate is characterized in that a wire cutting groove is formed in the outer side of the wire positioning plate, a wire clamping area is arranged on the outer side of the wire cutting groove, a plurality of wire clamping teeth are arranged in the wire clamping area, a wire clamping groove is formed between the wire clamping teeth, and the distance between the wire clamping grooves is equal to the distance between the wires on the side face of the network transformer.
Before welding operation is carried out, the gland shown in fig. 1 is reversed by one hundred eighty degrees, the accommodating cavity is upwards placed, the coil of the network transformer is placed in the accommodating cavity, the wires of the coil respectively penetrate through different isolating grooves through isolating teeth on the wire positioning plate, the wires penetrate through the wire clamping grooves after penetrating through the wire cutting grooves and are fixed by the engagement of the wire clamping teeth.
The base of the network transformer is placed in the recess of the base as shown in fig. 2, and then the base and the gland are combined together in the manner as shown in fig. 3, at this time, the coil of the network transformer is located in the accommodating cavity of the gland or the accommodating cavity of the base. Because the distance S2 between the outer sides of the wire positioning plates is smaller than the distance S1 between the inner sides of the opposite sides of the network transformer provided with the welding teeth, all the welding teeth are exposed to the outer sides at the moment.
For better base to network transformer fixes a position, avoids the wire dislocation, can set up the base into the rectangle, be provided with the right angle hem 11 of perpendicular to base upper surface on two summits of one of them diagonal of rectangle, right angle hem inboard is provided with reference column 12, be provided with the cylindrical hole that corresponds with reference column position and size on the gland, fix the cylindrical hole of gland on the reference column to realize accurate positioning, right angle hem 11 is used for fixed gland's border, avoids the landing.
The wire constant head tank is located the welding tooth inboard, and the card wire casing is located the welding tooth outside, and the wire on the coil is fixed by card wire casing and wire constant head tank at this moment to with the welding tooth position one-to-one on the network transformer, can be with the flatiron at this moment in turn each welding tooth of rapid weld and wire, the wire crust direct combustion gasification under high temperature, the wire then with the welding of the soldering tin layer on the welding tooth with this, thereby realize the welding. An electric soldering iron with a longer transverse heat generating portion may also be used to drop down on each soldering tooth in the direction D2 as shown in fig. 3, thereby achieving one-time soldering of the wires on the complete soldering tooth.
After the welding is finished, the cutter moves downwards in the direction shown as D1 in figure 3, and the wire between the welding tooth and the wire clamping groove is cut through the wire cutting groove. The through holes corresponding to the positions and sizes of the tangent grooves can be formed in the two sides of the base groove, so that more movement space is provided for the cutter, and the cutter is prevented from touching the base groove to cause cutter damage.
In order to facilitate the operation, in the network transformer welding jig tool shown in fig. 3, a first magnet through groove 9 is provided below the groove of the base, and a second magnet through groove 10 is provided at the top of the accommodating cavity. The coil of network transformer is metal material such as iron, through sending into magnet in first magnet break-through groove, adsorb the coil in the intracavity that holds of gland, finish the back with the wire location, with gland lid on the base, remove the magnet of first magnet break-through inslot, send into magnet in second magnet break-through groove again, adsorb the coil in the holding intracavity of base, it is fixed with the coil, can set up the magnet coil in magnet break-through groove, with the mode control magnet magnetic force of break-make electricity.
In the specific embodiment shown in fig. 3, the wire clamping teeth include two types, namely elastic teeth 7 and non-elastic teeth 8, which are arranged at intervals, so that each wire clamping groove is composed of an elastic surface and a non-elastic surface, and thus, a wire can be conveniently clamped into the wire clamping groove, and simultaneously, all the wire clamping teeth are firmly fixed by the non-elastic teeth, and the wire is prevented from being deviated and falling off in the welding and cutting processes. The non-elastic teeth are usually made of the same material as the gland in one piece, and after molding, the elastic teeth made of elastic material such as high temperature resistant rubber are clamped between the non-elastic teeth.
The foregoing describes preferred embodiments of the present invention, and the preferred embodiments in the preferred embodiments may be combined in any combination, if not obviously inconsistent or premised on a certain preferred embodiment, and the detailed description in the embodiments and examples is provided only for the purpose of clearly illustrating the invention verification process of the inventor and not for the purpose of limiting the scope of the invention, which is defined by the claims and the equivalents of the structures made by applying the contents of the specification and the drawings, and the same shall be included in the scope of the present invention.
Claims (5)
1. The utility model provides a network transformer welding jig frock which characterized in that: the device comprises a base and a gland, wherein the base comprises a groove for placing a network transformer;
the gland is provided with an accommodating cavity with a downward opening corresponding to the position of the groove, the boundary of the accommodating cavity comprises a pair of parallel wire positioning plates, a plurality of isolation teeth which are arranged at equal intervals are arranged on the wire positioning plates, wire positioning grooves are formed between the isolation teeth, and the distance between the wire positioning grooves is equal to the distance between the wires on the side surface of the network transformer; the distance between the outer sides of the wire positioning plates is smaller than the distance between the inner sides of opposite sides of the network transformer provided with welding teeth;
the wire clamping device comprises a wire positioning plate, a wire clamping area, a plurality of wire clamping teeth, a plurality of wire clamping grooves and a plurality of wire clamping grooves, wherein the wire clamping grooves are formed in the outer side of the wire positioning plate, the wire clamping area is arranged in the outer side of the wire cutting groove, the wire clamping grooves are formed among the wire clamping teeth, and the distance between the wire clamping grooves is equal to the distance between wires on the side face of the network transformer; the upper surface of the base is rectangular, two vertexes of one diagonal line are provided with right-angle folded edges perpendicular to the upper surface of the base, the inner sides of the right-angle folded edges are provided with positioning columns, and the pressure cover is provided with cylindrical holes corresponding to the positioning columns in position and size;
the thread clamping teeth comprise elastic teeth and non-elastic teeth which are arranged at intervals.
2. The network transformer welding jig tool according to claim 1, wherein a first magnet through groove is formed below the base groove, and a second magnet through groove is formed in the top of the accommodating cavity.
3. A network transformer welding method, characterized in that, the network transformer welding fixture tool of claim 1 is used, comprising the following steps:
step 1, placing a coil of a network transformer in an accommodating cavity of a gland, enabling a lead of the coil to respectively penetrate through different isolating grooves through isolating teeth on a lead positioning plate, enabling the lead to penetrate through a slot cutting groove and then penetrate through a slot clamping groove, and being clamped and fixed by the clamping teeth;
step 2, placing the base of the network transformer in the groove of the base, combining the base and the press cover together, and enabling the coil of the network transformer to be positioned in the accommodating cavity of the base; the base and the gland are combined and then placed in a mode that the base is arranged at the lower part and the gland is arranged at the upper part;
step 3, using electric soldering iron to perform thermal welding on the welding teeth on the two sides of the base and the electric lead passing through the welding teeth, so that the welding teeth and the electric lead are welded together
And 4, cutting off the wire between the welding tooth and the wire clamping groove by the cutter through the wire cutting groove.
4. The network transformer welding method of claim 3, wherein in the step 1, after the coil is placed in the accommodating cavity of the gland, the coil is attracted in the accommodating cavity by using magnetic force.
5. The network transformer welding method of claim 3, wherein in the steps 2 to 4, the coil is attracted in the accommodating cavity of the base by using magnetic force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710188966.6A CN106938361B (en) | 2017-03-27 | 2017-03-27 | Network transformer welding method and fixture tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710188966.6A CN106938361B (en) | 2017-03-27 | 2017-03-27 | Network transformer welding method and fixture tool |
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| Publication Number | Publication Date |
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| CN106938361A CN106938361A (en) | 2017-07-11 |
| CN106938361B true CN106938361B (en) | 2023-03-24 |
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| CN201710188966.6A Active CN106938361B (en) | 2017-03-27 | 2017-03-27 | Network transformer welding method and fixture tool |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108735503B (en) * | 2018-04-27 | 2020-03-27 | 四川经纬达科技集团有限公司 | Network transformer production process |
| CN108305777A (en) * | 2018-05-09 | 2018-07-20 | 德阳帛汉电子有限公司 | A kind of network transformer line hanging mechanism |
| CN109065357A (en) * | 2018-08-09 | 2018-12-21 | 耒阳市亚湘电子科技有限公司 | A kind of pin method for winding for straight cutting 20PIN |
| CN109065358A (en) * | 2018-08-09 | 2018-12-21 | 耒阳市亚湘电子科技有限公司 | Network filter pin winding fixture |
| CN110919265A (en) * | 2019-11-26 | 2020-03-27 | 耒阳市亚湘电子科技有限公司 | Network transformer welding jig frock |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI452584B (en) * | 2008-04-30 | 2014-09-11 | Pegarton Corportation | Network transformer and network module and electronic device using the same |
| CN103515083B (en) * | 2013-10-28 | 2016-06-08 | 自贡国铨电子有限公司 | A kind of network transformer manufacture method |
| CN104576014A (en) * | 2014-12-31 | 2015-04-29 | 绵阳高新区经纬达科技有限公司 | Network transformer manufacturing method |
| CN105304318B (en) * | 2015-11-13 | 2017-07-28 | 德阳致达精密电子有限公司 | A kind of automatic bank line method of network transformer |
| CN206677342U (en) * | 2017-03-27 | 2017-11-28 | 自贡国铨电子有限公司 | A kind of network transformer weld jig frock |
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