CN108098097B - Transformer lead welding equipment - Google Patents
Transformer lead welding equipment Download PDFInfo
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- CN108098097B CN108098097B CN201810054677.1A CN201810054677A CN108098097B CN 108098097 B CN108098097 B CN 108098097B CN 201810054677 A CN201810054677 A CN 201810054677A CN 108098097 B CN108098097 B CN 108098097B
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- module
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- 238000003466 welding Methods 0.000 title claims abstract description 143
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 134
- 238000005476 soldering Methods 0.000 claims abstract description 75
- 229910052742 iron Inorganic materials 0.000 claims abstract description 67
- 230000009471 action Effects 0.000 claims abstract description 26
- 238000006073 displacement reaction Methods 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims description 72
- 238000003825 pressing Methods 0.000 claims description 35
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 33
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 29
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 29
- 239000011889 copper foil Substances 0.000 claims description 29
- 230000001105 regulatory effect Effects 0.000 claims description 24
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 7
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 7
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 7
- 238000007667 floating Methods 0.000 claims description 3
- 238000009966 trimming Methods 0.000 claims 1
- 229910000679 solder Inorganic materials 0.000 description 16
- 239000010410 layer Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 8
- 238000007664 blowing Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000003205 fragrance Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 235000013599 spices Nutrition 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- B23K3/02—Soldering irons; Bits
- B23K3/03—Soldering irons; Bits electrically heated
-
- 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
Abstract
The invention relates to transformer lead welding equipment which comprises a workbench and a plurality of welding modules. According to the invention, the plurality of welding modules are uniformly arranged in the circumferential direction of the workbench, the electric soldering iron in the single welding module is connected with the end part of the first linkage assembly, the horizontal displacement and the vertical displacement are carried out under the action of the first linkage assembly, and the electric soldering iron is arranged towards the workbench; the workbench is provided with a plurality of groups of welding jigs for fixing the transformer, and the workbench rotates around the central shaft. The transformer on the welding jig is driven to rotate by the rotation of the workbench, so that the transformers on the welding jigs are welded by the electric soldering iron in the welding modules at the same time, the traditional manual welding is replaced, the automation degree of the whole device is high, the welding efficiency is remarkably improved, and the welding quality is stable.
Description
Technical Field
The invention relates to the technical field of welding equipment, in particular to transformer lead welding equipment.
Background
The copper foil coil is a necessary structure of a transformer, a relay and other electromagnetic conversion devices, compared with the turn insulation of the outer surface of a wire wound winding wire, the foil winding is wound by bare copper foil layer by layer, the structure is more compact, the volume is small, the material consumption is less, and the safety and the reliability are also higher. The copper foil plays the roles of shielding electromagnetic wire field and reducing magnetic leakage in industrial application, so that the conductive leads are welded at the pins of the copper foil and the electromagnetic conversion device to serve as shielding wires, so that the working efficiency of the electromagnetic conversion device is improved, and the electromagnetic conversion device works more stably.
In the prior art, regarding the operation of welding the conductive lead on the electromagnetic conversion device, because the copper foil is thin and large in thickness and area, a manual welding mode is generally adopted, the production efficiency is low, and the welding quality is unstable.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the transformer lead welding equipment, and by using the device, the lead welding process on the whole electromagnetic conversion device (the electromagnetic conversion device in the invention takes a transformer as an example) can be realized through automatic equipment, so that the welding efficiency and the stability of the welding quality are obviously improved.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a transformer lead wire bonding apparatus comprising: the welding device comprises a workbench and a plurality of welding modules, wherein each welding module comprises an electric soldering iron, the electric soldering iron is connected with the end part of a first linkage assembly, and the electric soldering iron horizontally and vertically shifts under the action of the first linkage assembly; the welding modules are uniformly distributed along the circumferential direction of the workbench, and the electric soldering iron is arranged towards the workbench; the workbench rotates around the central shaft, and a plurality of groups of welding jigs for fixing the transformer are arranged on the workbench; the frame bears the workbench and a plurality of welding modules.
In a preferred embodiment, the electric iron comprises a copper foil soldering electric iron that solder the lead at the copper foil and a pin soldering electric iron that solder the lead at the pin.
In a preferred embodiment, the welding module further comprises a tin feeding mechanism, wherein the tin feeding mechanism is used for fixing soldering tin and automatically feeding the soldering tin when the electric soldering iron works, so that the electric soldering iron is uninterrupted in welding work.
In a preferred embodiment, the welding module further comprises a rosin material tray, wherein the rosin material tray is connected with the end part of the second linkage assembly, and is positioned horizontally and vertically relative to the electric soldering iron under the action of the second linkage assembly.
In a preferred embodiment, each group of welding jigs comprises a plurality of clamping mechanisms, a plurality of first driving mechanisms and a fixing plate, wherein the clamping mechanisms are used for loosening and clamping the transformer under the action of the first driving mechanisms, and the first driving mechanisms are fixedly installed on the workbench through the fixing plate.
In a preferred embodiment, a rotation mechanism is disposed between the first driving mechanism and the fixing plate, and the rotation mechanism drives the clamping mechanism to rotate through the first driving mechanism, so as to drive the transformer clamped by the clamping mechanism to rotate.
In a preferred embodiment, the welding module further comprises a lead wire regularization mechanism, the lead wire floats on the surface of the transformer when the lead wire is routed from the copper foil welding position to the pin welding position, and the lead wire regularization mechanism presses and regularizes the lead wire floating on the surface of the transformer so as to be attached to the surface of the transformer.
In a preferred embodiment, the lead wire straightening mechanism comprises a bracket, a cylinder sliding table and a straightening head, wherein the bracket is fixedly installed on the workbench, one end of the cylinder sliding table is fixedly connected with the bracket, the other end of the cylinder sliding table is fixedly connected with the straightening head, and the straightening head is arranged towards a transformer fixed by the welding jig and is displaced relative to the transformer under the action of the cylinder sliding table; the shape of the end part of the regulating head is matched with the shape of the surface of the transformer corresponding to the lead wire to be pressed.
In a preferred embodiment, the workbench is divided into an upper layer and a lower layer, the welding jig is fixedly arranged on the lower layer of the workbench, and the lead wire regulating mechanism is fixedly arranged on the upper layer of the workbench; the lead wire regulating mechanisms are in one-to-one correspondence with the welding jigs.
In a preferred embodiment, the wire supply module is further comprised of a wire supply module for providing leads to the welding module.
In a preferred embodiment, the device further comprises a tin-pressing tip module, wherein the tin-pressing tip module is used for pressing and regulating tin tips left by leads at the copper foil during welding.
In a preferred embodiment, the welding device further comprises a three-axis manipulator, the transformer is welded by the welding module, and the three-axis manipulator grabs from the welding jig and places the three-axis manipulator on the positioning jig of the tin pressing tip module under the cooperation of rotation of the workbench and displacement of the three-axis manipulator.
In a preferred embodiment, the wire pulling device further comprises a wire pulling module, wherein the wire pulling module comprises a third linkage assembly, a displacement cylinder and a connecting plate, the displacement cylinder is fixedly connected with the third linkage assembly, and moves vertically under the action of the third linkage assembly and moves in a horizontal plane to be close to or far from the positioning jig; the connecting plate with displacement cylinder sliding connection is provided with a plurality of pneumatic clamping jaws simultaneously on the connecting plate, pneumatic clamping jaw pulls away unnecessary lead wire of transformer pin department.
The beneficial effects of the invention are as follows:
according to the invention, the plurality of welding modules are uniformly arranged in the circumferential direction of the workbench, the electric soldering iron in the single welding module is connected with the end part of the first linkage assembly, and is horizontally and vertically displaced compared with the workbench under the action of the first linkage assembly, and the electric soldering iron is arranged towards the workbench; the workbench is provided with a plurality of groups of welding jigs for fixing the transformer, and the workbench rotates around the central shaft. The transformer on the welding jig is driven to rotate by the rotation of the workbench, so that the transformers on the welding jigs are displaced to the electric soldering iron positions in the welding modules, and are welded by the electric soldering iron in the welding modules, so that the traditional manual welding is replaced, the automation degree of the whole device is high, the welding efficiency is remarkably improved, and the welding quality is stable.
In the preferred embodiment of the invention, the welding efficiency can be further improved, the stability of welding quality is ensured, and meanwhile, the structure of the equipment is as compact as possible, and the occupied space is reduced.
Drawings
The invention is further described below with reference to the drawings and examples.
FIG. 1 is a schematic view of the composition of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of one embodiment of a welding module according to the present invention;
FIG. 3 is an exploded view of one embodiment of an elastic sliding mechanism in the flexible welding apparatus of the present invention;
FIG. 4 is an isometric view of one embodiment of a flexible welding apparatus in the invention;
FIG. 5 is a schematic diagram of the structure of a welding jig according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a welding jig according to another embodiment of the present invention;
fig. 7 is a schematic view of a constitution of an embodiment of a lead wire regulating mechanism in the present invention;
FIG. 8 is an isometric view of one embodiment of a flexible solder tip device of the present invention;
FIG. 9 is an exploded view of one embodiment of the flexible solder tip device of the present invention;
FIG. 10 is a schematic view of the composition of one embodiment of a three-axis manipulator of the present invention;
FIG. 11 is a schematic diagram showing the structure of a tear line module according to an embodiment of the present invention.
Detailed Description
The conception, specific structure, and technical effects produced by the present invention will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, aspects, and effects of the present invention. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly or indirectly fixed or connected to the other feature. Further, the descriptions of the upper, lower, left, right, etc. used in the present invention are merely with respect to the mutual positional relationship of the constituent elements of the present invention in the drawings.
Furthermore, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description presented herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any combination of one or more of the associated listed items.
Fig. 1 is a schematic view of a composition structure of an embodiment of the present invention, and referring to fig. 1 to 11, the transformer wire bonding apparatus includes:
the welding device comprises a workbench 1, a welding module 2, a welding jig 3, a wire supply module 4, a tin pressing tip module 5, a triaxial manipulator 6, a wire pulling module 7 and a frame 8.
In the invention, a workbench 1 and a plurality of welding modules 2 are borne by a rack 8, the plurality of welding modules 2 are uniformly distributed along the circumferential direction of the workbench 1, a single welding module 2 comprises an electric soldering iron 20, the electric soldering iron 20 is connected with the end part of a first linkage assembly 21, the electric soldering iron 20 can horizontally and vertically displace compared with the workbench 1 under the action of the first linkage assembly 21, and the electric soldering iron 20 is arranged towards the workbench 1; be provided with a plurality of groups of welding jig 3 that are used for fixed transformer on workstation 1, and workstation 1 rotates around the center pin, so, workstation 1 drives the transformer rotation of fixing on the welding jig 3 when rotatory, make the transformer on a plurality of groups of welding jig 3 rotate to a plurality of welding module 2 departments, the lead wire of copper foil and pin department is welded by electric iron 20 in a plurality of welding module 2 simultaneously, replace traditional manual welding lead wire's mode, whole welding equipment's degree of automation is high, welding efficiency is showing and promotes, welding quality is stable.
Here, the first linkage assembly 21 may be configured as a two-axis robot or a three-axis robot according to the need and cost.
In this embodiment, the electric iron 20 preferably includes a copper foil soldering electric iron 201 and a pin soldering electric iron 202, the copper foil soldering electric iron 201 soldering the lead at the copper foil, and the pin soldering electric iron 202 soldering the lead at the pin. The specification and model of the copper foil soldering electric iron 201 and the pin soldering electric iron 202 are different. The electric iron with different specifications and models is used for welding different parts of the transformer, so that the welding quality can be ensured, and the welding efficiency can be improved.
Further, it is preferred that the welding module 2 comprises a flexible welding device.
The flexible soldering device includes a resilient sliding mechanism 26 and an electric soldering iron assembly 27.
Fig. 3 is an exploded view of one embodiment of the elastic sliding mechanism of the flexible soldering apparatus, wherein the elastic sliding mechanism 26 includes a mounting plate 261, an electric soldering iron assembly 27 is mounted on the mounting plate 261, the mounting plate 261 is fixed on the sliding block 262, the sliding block 262 is fixed on the T-shaped block 263, the T-shaped block 263 is embedded on the U-shaped base 264, a limiting plate 265 is provided on the T-shaped block 263, the limiting plate 265 limits the moving position of the T-shaped block 263, a pressing plate 266 is provided above the T-shaped block 263, a spring 267 is provided between the pressing plate 266 and the T-shaped block 263, and the pressing plate 267 is fixed on the U-shaped base 264. Preferably, the T-shaped block 263 is provided with a first groove 2631, and the corresponding position on the pressing plate 266 is also provided with a second groove (not shown in the figure), and a spring 267 is disposed between the first groove 2631 and the second groove, preferably, the number of the first groove 2631, the second groove and the spring 267 is two. Preferably, the mounting plate 261 is coupled to the slide plate 262 by kidney-shaped holes 2611 and screw fasteners (not shown), i.e., the mounting plate 261 is adjustable in position relative to the slide plate 262, i.e., the electric soldering iron assembly 27 secured to the mounting plate 261 is adjustable in position relative to the resilient slide mechanism 26.
Fig. 2 is a schematic view showing the constitution of one embodiment of a soldering module, and fig. 4 is an isometric view of one embodiment of the flexible soldering apparatus, in which an electric soldering iron assembly 27 is mounted on a mounting plate 261 of an elastic sliding mechanism 26 via a first universal ball 270; the electric soldering iron assembly 27 comprises an electric soldering iron 20, a V-shaped frame 271, a tin feeding tube 272, a positioning block 273 and a second universal ball 274, wherein the V-shaped frame 271 comprises a first arm 2710 and a second arm 2711, the first arm 2710 is fixed on the electric soldering iron 20, the second arm 2711 is fixed on the tin feeding tube 272 through the second universal ball 274, and the tin feeding tube 272 can convey soldering tin; the second arm 2711 abuts on the positioning block 273. Preferably, the first arm 2710 is provided with a plurality of through holes, the second arm 2711 is also provided with a plurality of through holes, the first arm 2710 and the second arm 2711 are locked, at this time, the angle between the first arm 2710 and the second arm 2711 is adjustable, and the length of the second arm 2711 relative to the first arm 2710 is adjustable, so that the position adjustment of the tin feeding tube 272 connected to the second arm 2711 is facilitated.
Preferably, the electric soldering iron 20 comprises a soldering iron handle 203 and a soldering iron head 204, wherein a locking block 205 is fixed on the soldering iron head 204, the soldering iron head 204 is locked with the soldering iron handle 203 through the locking block 205, and a heat insulation block 206 is fixed on the locking block 205. Further, the periphery of the insulating block 206 is polygonal. When the soldering bit 204 needs to be replaced, the second arm 2711 of the V-shaped frame 271 is rotated, so that the tin feeding tube 272 fixed on the second arm 2711 is removed, the heat insulation blocks 206 fixed on the soldering bit 204 are utilized, and tools such as hand or spanner are used for quickly disassembling the soldering bit 204, so that the soldering bit 204 does not need to wait for natural cooling, and the overlong stop time of an automation process is avoided. After the soldering bit 204 is replaced, the first arm 2710 is fixed with the positioning block 273, and the second arm 2711 is locked and fixed after being stopped at the positioning block 273, so that the tin feeding tube 272 continues to feed tin.
The flexible welding device is arranged because the surface of the copper foil is not a standard plane, and is generally a cambered surface, and the radian of the surface of each copper foil is not completely consistent, so that the electric soldering iron needs to adapt to the surface radian of the copper foil at any time during welding, the problems of cold joint, unstable welding and the like are prevented, and the welding quality of the copper foil is further improved.
Here, after the elastic sliding mechanism 26 is installed, the spring 267 is in a compressed state, and the T-shaped block 263 and the electric iron assembly 27 indirectly and fixedly connected thereto have a downward pre-tightening force, so that the electric iron 20 can adapt to the surface of a product with various changes, and bad phenomena such as cold welding, unstable welding and the like are prevented.
In this embodiment, the present invention preferably further includes a wire supply module 4, wherein the wire supply module 4 is used for providing the wire to the welding module 2, and the structure of the wire supply module 4 and the patent application number of the invention filed by the specific embodiment with reference to 2017.07.28 are as follows
201710633056.4, the invention is a wire feeding module in the patent application entitled "copper foil coil welding machine". Applicant has disclosed wire feeding modules as prior art in the above-mentioned patent application.
Here, the wire feeding module 4 is mounted on a triaxial manipulator, and the wire feeding module 4 mounted on the triaxial manipulator realizes the wire feeding from the copper foil welding position to the pin welding position and the action of winding part of the wire on the pin at the pin position by the displacement of the triaxial manipulator. Further, the first linkage assembly 21 can be preferably a three-axis manipulator, and the wire supply module 4 and the electric soldering iron 20 share one three-axis manipulator, so that on the basis of realizing functions, the device structure is simplified, and the device cost is saved.
In this embodiment, the soldering module 2 preferably further includes a fragrance loosening disc 23, where the fragrance loosening disc 23 is connected to an end of the second linkage assembly 24, and is positioned horizontally and vertically with respect to the electric soldering iron 20 under the action of the second linkage assembly 24. After the electric soldering iron 20 works for a period of time, the electric soldering iron and the spice loosening disc 23 respectively realize relative movement under the action of the first linkage assembly 21 and the second linkage assembly 24, the electric soldering iron 20 is contacted with rosin in the spice loosening disc 23, and the rosin is used as soldering flux to improve the welding quality. Here, the second linkage assembly 24 may be configured as a two-axis robot or a three-axis robot as needed and at a cost.
Fig. 5 is a schematic diagram of a composition structure of an embodiment of a welding jig according to the present invention.
In this embodiment, as shown in fig. 5, each set of welding jigs 3 preferably includes a plurality of clamping mechanisms 30, a plurality of first driving mechanisms 31 and a fixing plate 32, wherein the clamping mechanisms 30 are used for loosening and clamping the transformer under the action of the first driving mechanisms 31, and the first driving mechanisms are fixedly mounted on the workbench 1 through the fixing plate 32. Here, each set of welding jigs 3 on the table 1 includes a plurality of sets of clamping mechanisms 30 for loosening and clamping the transformers and the first driving mechanism 31, so that the number of transformers fixed by each set of welding jigs 3 can be increased, and the welding efficiency can be further improved.
Here, the first driving mechanism 31 is preferably a roller type pneumatic finger, and the clamping mechanism 30 is fixedly connected with the front end of the roller type pneumatic finger, and the roller type pneumatic finger has the advantages of high strength, high precision, high load and convenience and flexibility in adjustment.
The clamping mechanism 30 is preferably of a two-claw structure, the distance between two claws in the two-claw structure is regulated by the roller type pneumatic fingers, the transformer is loosened and clamped, the loading and unloading of the transformer relative to the welding jig 3 are completed, and the structure is simple and the action is accurate.
As shown in fig. 6, in the present embodiment, preferably, a rotation mechanism 33 is disposed between the first driving mechanism 31 and the fixing plate 32, and the rotation mechanism 33 drives the clamping mechanism 30 to rotate through the first driving mechanism 31, so as to drive the transformer clamped by the clamping mechanism 30 to rotate. Through rotating the transformer, the pins on the transformer are changed into positions, for example, the pins on the transformer are divided into an upper row and a lower row, after the welding of the upper row of pins of the transformer by the electric soldering iron 20 is completed, the transformer is turned over through the turning mechanism 33, the upper row of pins of the transformer which are welded well are turned to the lower side, and the lower row of pins which are not welded are turned to the upper side, so that the electric soldering iron 20 is convenient to weld.
When the revolving mechanism 33 is not arranged, the transformer is discharged and turned over for the purpose of welding the lower-row pins of the transformer, or the electric soldering iron 20 is prevented from avoiding the welded upper-row pins in a limited space, the lower-row pins are aligned for welding, and in the welding process, the electric soldering iron 20 with burning heat is prevented from affecting the welded upper-row pins. The above mode is low in efficiency and not easy to implement, the position of the pins on the transformer can be quickly and flexibly changed through the rotary transformer by additionally arranging the slewing mechanism 33, the operation is simple, the efficiency is high, and the welding quality of the pins can be ensured.
Here, the turning mechanism 33 is preferably a turning cylinder, and the structure is simple and effective.
Fig. 7 is a schematic diagram showing the constitution of an embodiment of the lead wire regulating mechanism in the present invention.
In this embodiment, preferably, as shown in fig. 2 and 7, the welding module 2 further includes a lead wire straightening mechanism 25, where the lead wire floats on the surface of the transformer in the process from the copper foil welding position to the lead wire welding position, and the lead wire straightening mechanism 25 presses and straightens the lead wire floating on the surface of the transformer, so that the lead wire is attached to the surface of the transformer, and the lead wire is prevented from being suspended on the surface of the transformer, so that the breakage occurs, and the product quality of the transformer is affected.
Further, the lead wire regulating mechanism 25 includes a bracket 251, a cylinder sliding table 252 and a regulating head 253, the bracket 251 is fixedly mounted on the workbench 1, one end of the cylinder sliding table 252 is fixedly connected with the bracket 251, the other end is fixedly connected with the regulating head 253, the regulating head 253 is arranged towards the transformer fixed by the welding jig 3, and the regulating head 253 is displaced relative to the transformer under the action of the cylinder sliding table 252 so as to adjust the relative position between the regulating head 253 and the transformer; the shape of the end of the regular head 253 is matched with the shape of the surface of the transformer corresponding to the lead to be pressed, so that the regular head 253 can not scratch and crush the surface of the transformer in the pressing process, and the lead between the copper foil welding position and the pin welding position can be tightly attached to the surface of the transformer through pressing. Sometimes, further, a groove for accommodating the lead is formed on the surface of the transformer corresponding to the lead between the copper foil welding position and the pin welding position, so that the lead is further prevented from being floated on the surface of the transformer to be broken, and at the moment, the shape of the regular head 253 is matched with the groove.
In this embodiment, preferably, the workbench 1 is divided into an upper layer and a lower layer, the welding jig 3 is fixedly installed on the lower layer of the workbench 1, and the lead wire regulating mechanism 25 is fixedly installed on the upper layer of the workbench 1; the lead wire regulating mechanisms 25 are in one-to-one correspondence with the welding jigs 3, that is, the lead wire regulating work of a plurality of transformers on one group of welding jigs 3 is completed by one lead wire regulating mechanism 25. The workbench 1 is divided into an upper layer and a lower layer, so that the single-layer area of the workbench 1 can be reduced, and the occupied area of equipment is further reduced; preferably, the fixed connection structure between the bracket 251 and the upper layer of the workbench 1 is provided with a kidney-shaped hole and a locking bolt, and the relative position between the normalizing mechanism 25 and the transformer on the welding jig 3 can be finely adjusted by adjusting the position of the locking bolt in the kidney-shaped hole.
In this embodiment, it is preferable to further include a solder tip pressing module 5, because the solder of the electric soldering iron 20 at the soldered copper foil may form a sharp solder tip, which is neither beautiful nor safe, so that the solder tip pressing module 5 presses the formed solder tip regularly, and removes it to optimize soldering quality.
Here, the tin pressing tip module 5 comprises a flexible tin pressing tip device, can effectively remove tin tips without damaging the structure of the transformer, is suitable for an automatic process, and has high tin removing tip efficiency.
Fig. 8 is an isometric view of one embodiment of a flexible tin-tip device, wherein the flexible tin-tip device includes a frame 50 with a tin-tip assembly 51 and a top plate assembly 52 mounted on the frame 50, wherein the tin-tip assembly 51 is above the frame 50, the top plate assembly 52 is below the frame 50, and the top plate assembly 52 corresponds in position to the tin-tip assembly 51.
Fig. 9 is an exploded view of one embodiment of a solder tip assembly 51. As shown in fig. 8 and 9, the tin-pressing tip assembly 51 includes a tin-pressing tip mounting plate 510 and a tin-pressing tip unit 511, the tin-pressing tip unit 511 includes a pressing block 5110 and an elastic element 5120, and two ends of the elastic element 5120 are respectively abutted against the tin-pressing tip mounting plate 510 and the pressing block 5110; the top plate assembly 52 includes a top plate 520 and a first driving unit 521, and the first driving unit 521 can drive the top plate 520 to move towards the pressing block 5110, so as to realize the action of the solder tip. Here, the elastic member 5120 is preferably a compression spring, the compression spring is sleeved on the positioning pin 5130, one end of the compression spring is abutted against the flange of the positioning pin 5130, the flange of the positioning pin 5130 is abutted against the stepped hole of the pressing block 5110, and the other end of the compression spring is abutted against the solder tip mounting plate 510, so that the pressing block 5110 maintains downward elastic pre-tightening force.
Here, preferably, the second driving unit 512 is mounted on the solder tip mounting plate 510, and the second driving unit 512 may drive the solder tip mounting plate 510 to move in the front-rear direction, where the second driving unit 512 is a sliding table cylinder, and the other end of the solder tip mounting plate 510 is provided with a linear guide rail 513 for coordination and stabilization of movement, and naturally, the linear guide rail 513 may be replaced by a known sliding member such as a combination of a linear guide shaft and a sliding block, a dovetail type guide rail, or the like. Further, the transformer positioning device comprises a positioning jig 54, and a plurality of transformers are placed on the positioning jig 54. Further, the frame 50 is further provided with a conveyor belt 53, the conveyor belt 53 may be driven by some known technical means, for example, a motor is used to reduce the speed of the speed reducer and then transmit the motion to the conveyor belt 53, and a positioning jig 54 is placed on the conveyor belt 53, where the positioning jig 54 may move along with the conveyor belt 53.
The top plate 520 moves up and down through the first driving unit 521, in this embodiment, the first driving unit 521 is an air cylinder, the first driving unit 521 is fixed on the top plate substrate 530, the top plate substrate 530 is fixed with the frame 50, the top plate 520 is further fixed with a tip 540, the tip 540 is disposed at two ends of the top plate 520, and the positioning jig 54 is provided with matched holes, in this embodiment, the holes are a round hole disposed at one end and a kidney-shaped hole disposed at the other end, so that the fault tolerance of the pressing action can be increased.
Preferably, a limiting component 55 is further installed below the frame 50, the limiting component 55 comprises a limiting head 551 and a third driving unit 552, the third driving unit 552 can be an air cylinder, the limiting head 551 can block the positioning jig 54 under the driving of the third driving unit 552, at this time, the top plate component 52 can push the positioning jig 54 with the transformer to the tin pressing tip component 51, after the tin pressing tip action is completed, the top plate component 52 is lowered, the positioning jig 54 falls back on the conveying belt 53, the limiting component 55 releases the limitation, and the positioning jig 54 flows to the next procedure with the transformer.
Preferably, the tin-tip mounting plate 510 is further provided with a plurality of air blowing pipes 5101, the air blowing pipes 5101 are aligned with the pressing parts of the pressing blocks 5110, tin-tip slag can be blown off after the air blowing pipes 5101 are connected with an air source, the plurality of air blowing pipes 5101 can be arranged, in the embodiment, the plurality of air blowing pipes 5101 are fixed on the air blowing pipe mounting plate 5102, and the air blowing pipe mounting plate 5102 is fixed on the tin-tip mounting plate 510.
Fig. 10 is a schematic view of a composition structure of one embodiment of the three-axis robot in the present invention.
In this embodiment, as shown in fig. 10, the present invention preferably further includes a three-axis manipulator 6, and the transformer is welded by the welding module 2, and is grabbed by the three-axis manipulator 6 and placed on the positioning fixture 54 of the solder tip pressing module 5 under the cooperation of the rotation of the workbench 1 and the displacement of the three-axis manipulator 6.
Here, the triaxial manipulator 6 further includes a drag chain structure 61 for regularly restricting the lines and pipes in the triaxial manipulator 6, and having traction and protection functions, so that the structure is neat.
FIG. 11 is a schematic diagram showing the structure of a tear line module according to an embodiment of the present invention.
In this embodiment, as shown in fig. 11, the wire pulling module 7 preferably further includes a wire pulling module 7, and the wire pulling module 7 includes a third linkage assembly 71, a displacement cylinder 72 and a connecting plate 73, where the displacement cylinder 72 is fixedly connected with the third linkage assembly 71, and makes a displacement close to or far from the positioning fixture 54 vertically or in a horizontal plane under the action of the third linkage assembly 71. The connecting plate 73 is in sliding connection with the displacement cylinder 72, so that the connecting plate 74 achieves multidirectional displacement under the action of the third linkage assembly 71 and the displacement cylinder 72, meanwhile, a plurality of pneumatic clamping jaws 74 are arranged on the connecting plate 73, the pneumatic clamping jaws 74 clamp redundant leads at the pins of the transformer, and in the multidirectional displacement process of the pneumatic clamping jaws 74 along with the connecting plate, the redundant leads at the pins of the transformer are bent and wound, and then are broken. Here, the wire pulling module 7 breaks redundant leads at the pins of the transformer, and the bending and winding displacement mode simulates the action of manually pulling wires, so that the uneven broken surfaces of the leads during breaking can not be caused, and the quality of the welded product is further improved. Here, the third linkage assembly 71 is a two-axis or three-axis linkage.
Further, the pneumatic clamping jaw 74 is provided with a spring 75 with a buffering function at the joint of the pneumatic clamping jaw and the connecting plate 73, so that the wire pulling action is softer, and the quality of the wire pulling is optimized. Pneumatic clamping jaw 74 throws the torn wire down into a scrap collection bin 76 below.
While the preferred embodiment of the present invention has been described in detail, the present invention is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and these equivalent modifications or substitutions are included in the scope of the present invention as defined in the appended claims.
Claims (11)
1. A transformer lead wire bonding apparatus comprising: the welding device comprises a workbench, a plurality of welding modules and a rack, wherein each welding module comprises an electric soldering iron, and the electric soldering iron is connected with the end part of a first linkage assembly and horizontally and vertically displaced under the action of the first linkage assembly; the welding modules are uniformly distributed along the circumferential direction of the workbench, and the electric soldering iron is arranged towards the workbench; the workbench rotates around the central shaft, and a plurality of groups of welding jigs for fixing the transformer are arranged on the workbench; the frame carries the workbench and a plurality of welding modules;
the welding module further comprises a lead wire regulating mechanism, the lead wire regulating mechanism comprises a support, an air cylinder sliding table and a regulating head, the support is fixedly arranged on the workbench, one end of the air cylinder sliding table is fixedly connected with the support, the other end of the air cylinder sliding table is fixedly connected with the regulating head, the regulating head faces towards a transformer fixed by the welding jig and is displaced relative to the transformer under the action of the air cylinder sliding table; the shape of the end part of the regular head is matched with the shape of the surface of the transformer corresponding to the lead to be pressed, the lead floats on the surface of the transformer when the lead is routed from the copper foil welding position to the pin welding position, and the lead regular mechanism presses and aligns the lead floating on the surface of the transformer, so that the lead is attached to the surface of the transformer.
2. The transformer wire bonding apparatus of claim 1, wherein: the electric iron comprises a copper foil welding electric iron and a pin welding electric iron, wherein the copper foil welding electric iron is used for welding a lead at a copper foil, and the pin welding electric iron is used for welding the lead at a pin.
3. The transformer wire bonding apparatus of claim 1, wherein: the welding module further comprises a tin feeding mechanism, the tin feeding mechanism is used for fixing soldering tin and automatically conveying the soldering tin when the electric soldering iron works, so that the electric soldering iron is uninterrupted in welding work.
4. The transformer wire bonding apparatus of claim 1, wherein: the welding module further comprises a rosin tray, wherein the rosin tray is connected with the end part of the second linkage assembly, and the rosin tray is positioned in the horizontal direction and the vertical direction relative to the electric soldering iron under the action of the second linkage assembly.
5. The transformer wire bonding apparatus of claim 1, wherein: each group of welding jig comprises a plurality of clamping mechanisms, a plurality of first driving mechanisms and a fixing plate, wherein the clamping mechanisms are used for loosening and clamping the transformer under the action of the first driving mechanisms, and the first driving mechanisms are fixedly installed on the workbench through the fixing plate.
6. The transformer wire bonding apparatus of claim 5, wherein: the transformer clamping device is characterized in that a rotating mechanism is arranged between the first driving mechanism and the fixed plate, and the rotating mechanism drives the clamping mechanism to rotate through the first driving mechanism, so that the transformer clamped by the clamping mechanism is driven to rotate.
7. The transformer wire bonding apparatus of claim 1, wherein: the workbench is divided into an upper layer and a lower layer, the welding jig is fixedly arranged on the lower layer of the workbench, and the lead wire regulating mechanism is fixedly arranged on the upper layer of the workbench; the lead wire regulating mechanisms are in one-to-one correspondence with the welding jigs.
8. The transformer wire bonding apparatus of claim 1, wherein: the welding device further comprises a wire supply module, wherein the wire supply module is used for providing leads for the welding module.
9. The transformer wire bonding apparatus of claim 1, wherein: the lead wire welding device is characterized by further comprising a tin pressing tip module, wherein the tin pressing tip module is used for pressing and trimming the tin tips left when the lead wire at the copper foil is welded.
10. The transformer wire bonding apparatus of claim 9, wherein: the welding machine further comprises a three-axis manipulator, the transformer is welded by the welding module, and the three-axis manipulator grabs from the welding jig and places the transformer on the positioning jig of the tin pressing tip module under the matching of the rotation of the workbench and the displacement of the three-axis manipulator.
11. The transformer wire bonding apparatus of claim 10, wherein: the wire pulling module comprises a third linkage assembly, a displacement cylinder and a connecting plate, wherein the displacement cylinder is fixedly connected with the third linkage assembly, and moves vertically under the action of the third linkage assembly and moves close to or far away from the positioning jig in a horizontal plane; the connecting plate with displacement cylinder sliding connection is provided with a plurality of pneumatic clamping jaws simultaneously on the connecting plate, pneumatic clamping jaw pulls away unnecessary lead wire of transformer pin department.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810054677.1A CN108098097B (en) | 2018-01-19 | 2018-01-19 | Transformer lead welding equipment |
| PCT/CN2018/089565 WO2019140832A1 (en) | 2018-01-19 | 2018-06-01 | Lead-wire soldering device for transformer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810054677.1A CN108098097B (en) | 2018-01-19 | 2018-01-19 | Transformer lead welding equipment |
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| CN108098097A CN108098097A (en) | 2018-06-01 |
| CN108098097B true CN108098097B (en) | 2024-03-19 |
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| CN201810054677.1A Active CN108098097B (en) | 2018-01-19 | 2018-01-19 | Transformer lead welding equipment |
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| CN108687420A (en) * | 2018-07-31 | 2018-10-23 | 广西岑科电子工业有限公司 | A kind of full-automatic inductance tin-soldering device |
| CN208929396U (en) * | 2018-09-12 | 2019-06-04 | 深圳市海目星激光智能装备股份有限公司 | A kind of Welding quality test device and welding equipment |
| CN111644798A (en) * | 2020-06-05 | 2020-09-11 | 合肥市菲力克斯电子科技有限公司 | Transformer pin welding equipment |
| CN111730163A (en) * | 2020-07-17 | 2020-10-02 | 付立瑞 | Box-type ammeter bonding wire and equipment platform for assembly |
| CN112388092A (en) * | 2020-09-21 | 2021-02-23 | 吴伶俐 | Pin soldering mechanism |
| CN112349505A (en) * | 2020-10-28 | 2021-02-09 | 东莞市嘉龙海杰电子科技有限公司 | Loading jig for copper clad foil of transformer and copper clad foil equipment and method of transformer |
| CN113427185B (en) * | 2021-08-26 | 2021-11-12 | 山东普利斯林智能仪表有限公司 | Assembly equipment for integrated circuit structure |
| CN117182403B (en) * | 2023-11-06 | 2024-01-12 | 力创科技股份有限公司 | Welding device for side wall type box open channel flowmeter for installing transducer |
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| Publication number | Publication date |
|---|---|
| WO2019140832A1 (en) | 2019-07-25 |
| CN108098097A (en) | 2018-06-01 |
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