CN2274108Y - Welding device for integrated terminal containing multiple foot terminal elements - Google Patents

Abstract

The utility model relates to an integrated terminal welding device with comprising multiple feet terminal elements, comprising a sheathing holder for sheathing of the elements, a mould cavity and a plurality of leading grooves of wires, the terminal elements, and the wires are concavely arranged on the sheathing holder of the elements., and the sheathing holder of the elements is positioned by hand in an inserting mode. The utility model also comprises an automatic tin feeding device, and a welding device. A molding iron is installed at the bottom part of the welding device, the welding device is concavely provided with a plurality of recesses so that the recesses can fit and surround each individual terminal of one side of the terminal elements, and each terminal and wires are welded by the process of fusion welding in a self-clocking and temperature controlling mode. After the welding operation, materials are discharged and automatically ejected from the sheathing holder of an element so that the utility model is favorable to carry out succeeding activities. The utility model is especially suitable for the welding fabrication of multiple variety, hetero specifications, few number, and fast change.

Description

The integrated terminal welder that contains multiple foot terminal element

The utility model relates to a kind of integrated terminal welder that contains multiple foot terminal element.

Usually the welding job of electronic component terminal and lead forms the high temperature flatiron by a bar-shaped flatiron through powering up to heat up mostly, again by after manually one by one each lead being overlapped on the terminal, with high temperature flatiron fusion welding (as scolding tin) cladding outside lead and terminal, carrying out welding job.But this welding manner has following shortcoming: 1, must be one by one weld at each terminal of element, and time-consuming and increase manufacturing cost.2, because bar-shaped flatiron is thicker, is difficult for stretching between the very close terminal of spacing and welds, soldering iron tip is little to be difficult for heat conduction again, so the welding of Small electronic component is difficult to carry out.3, artificial welding manner forms one deck poor conductor of heat because of flatiron tin sticky behind high-temperature oxydation, necessary often scouring removal, and the thermal conductivity factor of each operation differs, moreover, contact area and pressure size all influence heat-transfer rate, warm-up time length is the temperature rise of direct relation welded article also, when welded article does not reach suitable welding temperature, will produce rosin joint or the not firm phenomenon that comes off.Though 4, existing manipulator tin soldering machine on the market, but can only be applicable to three-dimensional space fixed point automatic tin soldering, can't be applicable to the overlap joint of lead, unless there is high performance servicing unit to cooperate it again, and it operates in a conventional manner, promptly with any heat make the welding wire fusion after, become the heating mode of face by the diffusion of stretching of tin slurry, heat is lost very big therebetween, and the part of also having only temperature to reach just can weld.

Afterwards, people had studied the automation welder of multiway terminal and wire-bonds, can obtain good welding effect, and quality is excellent, and saved manually, reduced cost, and efficient is also high.But its complex structure, it is a lot of especially to use cover to hold device,, specification many, quantity few, change fast element when welding outstanding sense discomfort numerous and diverse for kind.

The purpose of this utility model provides the integrated terminal welder that contains multiple foot terminal element single, easy to use between a kind of structure.

The utility model is achieved in that it includes: the terminal component cover is held device 1, welder 2, tin silk guide plate 283 and cover are held the automatic ejecting device of device, it is characterized in that: it is the independent separate Portable that above-mentioned terminal component cover is held device, be concaved with the multiple conducting wires approaching channel 13 of a die cavity 11 and liner silica gel on it, be respectively applied for and place multiterminal sub-element 5 and lead 6; Wherein welder 2 is provided with a flatiron 243, and the bottom is provided with to operate automatically and moves and clad a plurality of depressions 244 that above-mentioned cover is held a side terminal 51 of the electronic component of holding 5 that device 1 overlaps; Wherein an end of tin silk guide plate 283 is a fixed pivot 284, is lined with resistant to elevated temperatures plastic cement, glass or porcelain adhesive in another leading-out terminal; Wherein cover is held device 1 automatic ejecting device and is provided with the drive unit of the driving slide block 8 of crank 261, connecting rod 262, rocking arm 263 formations along track 9 releases.

Wherein cover is held device 1 and is included: the die cavity 11 of an electronic component 5 of placing the desire welding of coincideing; These die cavity 11 bottom surfaces are provided with a through hole 111, are equipped with the push rod 121 that can slide up and down in this through hole 111, with the shedding mechanism of mobile jib 220, discharge ram 216 formations; Cover is held the multiple conducting wires approaching channel 13 that is arranged with on device 1 end face, this lead approaching channel 13 should be respectively with die cavity in each terminal 51 of electronic component 5 align mutually; Hold device 1 lateral longitudinal to the base conductor groove 14 that is arranged with at cover, this metallic channel 14 and above-mentioned die cavity 11 mutual conduction, the lead of solid welding is extremely extraneous on these 5 one side terminals 51 of electronics unit to guide.

Wherein welder 2 includes: a slide rail 231 that installs on the frame, slide rail 231 upper sliding sleeves have a slide block 241, be fixed with two spiders with adding electric insulation on the slide block and hold pipe 242, this two spider is held the intrinsic flatiron 243 of an end spiral shell of pipe 242, its other end is connected with power line 248, one side of slide block 241 is installed with a transverse arm 245, this transverse arm 245 is connected with an end of tin silk guide plate 283 by spring 246, the bolt 247 of configuration, and fuses and move with mobile jib 220, flatiron 243 and discharge ram 216.

Wherein overlapping slide block 8 front ends of holding in the device 1 automatic ejecting device is an oblique angle.So that both sides retainer spring sheet 15,16 is outwards expanded, can separate with the detent 10 that cover is held on the device 1, allowing cover hold device 1 can release.

Characteristics of the present utility model are: 1, molten iron Non-Dewetting (lateral margin is vertical) resistance to oxidation, do not need wiping, do not influence follow-up work.2, element and lead are implanted conveniently, and the position is accurate, can exempt the danger that finger is scalded.3, moment integral body heat conduction programming rate is fast and consistent, is fit to automation engineering.4, integral body is being pressed firmly, and welding effect is good, is difficult for producing the hollow obscission.5, finished product has definite shape, and is attractive in appearance best in quality again.6, because of once welding the multiway terminal, save manually, reduce production costs.7, to hold device few for cover, and this device is specially adapted to the processing purposes that kind is many, specification is numerous, quantity is few, variation is fast.

Fig. 1 is a structural representation of the present utility model.

Fig. 2 is the schematic diagram that the utility model cover is held a device and a welder.

Fig. 3 is the phantom of the utility model when soldering of electronic components terminal and lead.

Fig. 4 is that rocking arm is released the schematic diagram that cover is held apparatus.

Consult each accompanying drawing, the utility model includes: more than one cover is held device 1 and is independent separate retrievable (referring to Fig. 1), be placed on the workbench, be used for electronic component 5 and the guiding of lead 6 that cartridge clip contains multiple foot terminal element, lead 6 can be placed on the terminal 51 exactly through lead approaching channel 13.Because lead approaching channel 13 inboards are lined with one deck silica gel, have certain elasticity, so the lead difficult drop-off, be aided with the palm of the hand again and grip, the location can be more reliable when inserting this device.Microswitch S1 (referring to Fig. 4) starter motor 210 (referring to Fig. 1) rotate half-turn, the microswitch S2 that is provided with by motor shaft upper flange 211 and below controls it and stops operating, this section stroke, nationality is exerted all one's strength by spring 217, cam 212 and roller 213 guiding high and low positions, slide rail 215 and slide block 215 fixed-directions, and the location of linear bearing 218, mobile jib 220 makes dull and stereotyped 219 also to descend by certain track to bottom offset, and the slide block 241 that drives on the slide rail 231 descends.A welder 2 is provided with one and becomes the type soldering iron group, flatiron 243 spiral shells are solid to be held on the pipe 242 at cover, after transformer 251, voltmeter 252 pressure regulation, step-down becomes the power supply of low-voltage and high-current and supplies with the flatiron intensification by power lead 248, iron again and melt scolder and impose on terminal 51 and weld with lead 6, and by 287 control weld intervals of timer.When the time arrived, motor 210 started half-turn once more, and flatiron up moves, and tin silk guide plate 283 (referring to Fig. 2) is because of transverse arm 245 springs 246 and screw 247 continuous action relations, also carried on synchronously.Fulcrum 284 (referring to Figure 10) also has positioning action except turning to function, simultaneously the below is provided with a discharge ram 216 and terminal component is upwards pushed away cover holds device 1, and under the hole of shrinking back back, motor 210 stops operating.Another motor 260 (referring to Fig. 4) rotates a circle via crank 261 at every turn then, and connecting rod 262 affects rocking arm 263 front and back back and forth once, takes this action and cover is held device 1 releases and drop on platform 3 (referring to Fig. 1), and control it by microswitch S3 and stop.A tin silk automatic feeder, the utility model uses the tin silk volume that contains scaling powder, after grid 286 is located respectively, enter on the rack 288 rubber guide roller 281 and roll 281 ' between control its charging, rubber guide roller 281 is then directly driven by motor 285, its startup, feed and motor 260 are synchronous, but the length of its feed then determines it by the power-on time length of timer control motor 285.The tin end that goes out of tin silk guide plate 283 (referring to Fig. 2) should be near the flatiron side, otherwise the tin silk is curved the location that influences feed easily, again because of flatiron side temperature height, tin silk weldering easily melts, so tin silk guide plate 283 (consulting Fig. 2) goes out tin end inboard, adhesives such as the necessary high temperature resistant plastic cement of liner, glass or porcelain, for anti-tin silk cuts off retrolisthesis or displacement through flatiron 243 fusions, the tin silk must be close to weld; One transverse arm 245 is fixed on the slide block 241, rely on the gravity of its body, exert all one's strength through spring 246 and 247 pairs of tin silks of screw guide plate, 283 leading-out terminals, make solder stick closely abut in weld, this moment is when welding, a plurality of depressions 244 of flatiron below are difficult for obtaining suitable pressure and driving fit with terminal 51 and lead 6, must exert pressure via the control and regulation of spring 249 and rotating handles 250 and obtain positive and negative two dynamic balances point, can obtain satisfied situation (referring to Fig. 1).A cover is held the device ejecting device, cover is held before device 1 release, flatiron 243 upwards moves via mobile jib 220 with an end of tin silk guide plate 283, discharge ram 216 also moves discharging in the elder generation, then move down and shrink back under the hole, overlapping just can be smooth and easy on this device of advance and retreat location of holding device 1, cam 212 other arrow places, plan adds a fine motion switch (not indicating among the figure), is used for starter motor 260 (consulting Fig. 4), only rotates a circle at every turn, controlling it by fine motion pass S3 stops operating, this stroke makes the top driving slide block 8 of rocking bar 263 advance along slide rail 9 via the interlock of crank 261 connecting rods 262, at first both sides retainer spring sheet 15 and 16 is pushed away detent 10, the release cover that continues is held device, and help follow-up work, the another set of device 1 of holding can insert immediately, and nationality is to promote the benefit of work mechanism.

Claims (4)

1, a kind of integrated terminal welder that contains multiple foot terminal element, it includes: the terminal component cover is held device, welder, tin silk guide plate and cover are held the automatic ejecting device of device, it is characterized in that: it is the independent separate Portable that above-mentioned terminal component cover is held device, is concaved with one on it and is used to place the die cavity of multiterminal sub-element and the multiple conducting wires approaching channel that is used to place lead of liner silica gel; Wherein welder is provided with a flatiron, and the bottom is provided with to operate automatically and moves and clad above-mentioned cover and hold a plurality of depressions that device overlaps a side terminal of the electronic component of holding; Wherein an end of tin silk guide plate is a fixed pivot, is lined with resistant to elevated temperatures plastic cement or glass or porcelain adhesive in another leading-out terminal; Wherein cover is held the automatic ejecting device of device and is provided with the drive unit of the driving slide block of crank, connecting rod, rocking arm formation along the track release.

2, the integrated terminal welder that contains multiple foot terminal element as claimed in claim 1 is characterized in that: wherein cover is held device and is included: the die cavity of an electronic component of placing the desire welding of coincideing; This die cavity bottom surface is provided with a through hole, is equipped with the push rod that can slide up and down in this through hole, with the shedding mechanism of mobile jib, discharge ram formation; Cover is held the multiple conducting wires approaching channel that is arranged with on the device end face, this lead approaching channel should be respectively with die cavity in each terminal of electronic component align mutually; Hold the device lateral longitudinal to the base conductor groove that is arranged with at cover, this metallic channel and above-mentioned die cavity mutual conduction, the lead of solid welding is extremely extraneous on this electronic component one side terminal to guide.

3, the integrated terminal welder that contains multiple foot terminal element as claimed in claim 1, it is characterized in that: wherein welder includes: a slide rail that installs on the frame, the slide rail upper sliding sleeve has a slide block, be fixed with two spiders with adding electric insulation on the slide block and hold pipe, this two spider is held the intrinsic flatiron of an end spiral shell of pipe, its other end is connected with power line, one side of slide block is installed with a transverse arm, this transverse arm is connected with an end of tin silk guide plate by spring, the bolt of configuration, and fuses and move with mobile jib, flatiron and discharge ram.

4, the integrated terminal welder that contains multiple foot terminal element as claimed in claim 1 is characterized in that: wherein overlapping the slip front of holding in the automatic ejecting device of device is an oblique angle.

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