CN104198659A - Automatic detection device for soldering resistance of welding pin - Google Patents
Automatic detection device for soldering resistance of welding pin Download PDFInfo
- Publication number
- CN104198659A CN104198659A CN201410464966.0A CN201410464966A CN104198659A CN 104198659 A CN104198659 A CN 104198659A CN 201410464966 A CN201410464966 A CN 201410464966A CN 104198659 A CN104198659 A CN 104198659A
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- detection device
- automatic detection
- capillary
- cursor slide
- soldering resistance
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- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 238000005476 soldering Methods 0.000 title claims abstract description 29
- 238000003466 welding Methods 0.000 title abstract description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000002860 competitive effect Effects 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 11
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- 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 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 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 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The invention discloses an automatic detection device for soldering resistance of a welding pin, and relates to the technical field of electronic component detection equipment. The automatic detection device comprises a slide arm, wherein one end of the slide arm is connected with a power device which is used for driving the slide arm to move up and down; the other end of the slide arm is provided with a holder for clamping a to-be-detected welding pin; the automatic detection device also comprises a limit switch for limiting the stoke of the slide arm, and a controller which is used for controlling the power device according to the control signal and the limit switch signal. The automatic detection device is good in consistency of detection processes, and accurate in detection result, the accuracy rate reaches 100%, the qualified rate of the finished product of an electronic radiator is increased, a large number of economic loss is retrieved for a company, meanwhile, the production efficiency is also improved, the product quality is improved, the brand image of the company is greatly improved, and the competitive position of the company in the same industry is also improved.
Description
Technical field
The present invention relates to electronic component detection equipment technical field, particularly a kind of automatic detection device of the capillary soldering resistance for detection of electronic heat sink.
Background technology
Electronic heat sink is a kind of element for the dissipation of heat of the high performance components on circuit board and integrated circuit generation is gone out, it comprises the groups of fins of being made by Heat Conduction Material, also comprise pin (being also leg), pin is fixing, the ground connection on circuit board and connection conduction etc. for electronic heat sink, pin has various ways, but capillary is topmost a kind of, the soldering resistance of capillary and reliability are the key factors that determines that can whole circuit normally work.This is because capillary soldering resistance and reliability when undesirable, directly can affect welding quality, as: if the coating of capillary comes off, can cause with circuit on copper-clad plate rosin joint, electronic heat sink can not well be fixed and be communicated with other circuit on this circuit board, cause interlock circuit cisco unity malfunction, severe patient can make damage parts; Also affect the normal function of heating radiator, thereby the heat that on circuit board, high performance components and integrated circuit produce cannot distribute, and makes whole circuit cisco unity malfunction simultaneously.
The quality of visible capillary soldering resistance is also to evaluate the whether qualified important indicator of electronic heat sink, therefore all will carry out the detection of soldering resistance before capillary is installed on electronic heat sink.At present, the detection of capillary soldering resistance is all by manually completing, and workman clips capillary with instruments such as tweezers and dips in a period of time in tin stove, then sees whether capillary has the defective phenomenons such as coating comes off.This kind of manual detection method human factor is too large, so the time of capillary in tin stove cannot accurately be controlled, thereby the consistance detecting is very poor, error in judgement is larger, testing result is inaccurate, easily underproof capillary thought by mistake qualified and be installed on electronic heat sink, causing the qualification rate of electronic heat sink lower, for enterprise has caused a large amount of economic losses; Also easily qualified capillary thought by mistake defective and do and scrap processing, having caused unnecessary waste, to enterprise, caused huge economic loss equally simultaneously.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of capillary soldering resistance automatic detection device, this capillary soldering resistance automatic detection device is simple to operate, does not need artificial interference, detects high conformity, testing result accuracy is high, effectively raises the product percent of pass of electronic heat sink.
For solving the problems of the technologies described above, technical scheme of the present invention is:
A capillary soldering resistance automatic detection device, comprises cursor slide, and one end of described cursor slide is connected with for driving its propulsion system that move up and down, and the other end of described cursor slide is provided with for clamping the clamper of capillary to be detected; Described automatic detection device also comprises for limiting the limit switch of described cursor slide stroke, and for control the controller of described propulsion system according to control signal and described limit switch signal.
Wherein, described automatic detection device also comprises a base, and a support frame vertical with described base is installed on described base, and one end that described cursor slide is connected with propulsion system is installed in described support frame.
Wherein, the side that described support frame is positioned at described base middle part is provided with sidewall, and described sidewall is provided with a bar shaped perforate of passing and moving up and down for described cursor slide; Described limit switch is arranged on described sidewall.
Wherein, the described base position corresponding with described clamper is provided with tin stove, and the position of the corresponding described clamper of described tin stove is provided with opening, and inside or the bottom of described tin stove are provided with heating arrangement.
Wherein, described propulsion system comprise motor and the leading screw being connected with the output shaft of described motor, and the end of described cursor slide coordinates with described threads of lead screw.
Adopted after technique scheme, the invention has the beneficial effects as follows:
Because capillary soldering resistance automatic detection device of the present invention comprises cursor slide, one end of cursor slide is connected with propulsion system, and the other end of cursor slide is provided with clamper; Also comprise for limiting the limit switch of cursor slide stroke, and the controller that drives cursor slide to move up and down.When carrying out capillary detection, capillary is clipped on clamper, starting outfit, propulsion system drive cursor slide to move down capillary are inserted in tin stove under the control of controller, after controller is controlled time delay a period of time, cursor slide moves up capillary is extracted from tin stove, then the capillary through detecting is carried out to quality and checks.From above-mentioned testing process, adopted the testing process of whole capillary after capillary soldering resistance automatic detection device of the present invention all automatically to complete, the time of dipping in tin with a collection of every root bead pin is all just the same, thereby effectively solved, in prior art, to be subject to man's activity capillary to dip in the tin time different and cause the inaccurate problem of testing result, the high conformity of testing process, testing result is accurate, rate of accuracy reached to 100%, improved the product qualified rate of electronic heat sink, for company has retrieved a large amount of economic losses, also improved production efficiency simultaneously, promoted product quality, improved greatly the brand image of company, improved the competitive position of company in the same industry.
Accompanying drawing explanation
Fig. 1 is the structural representation of capillary soldering resistance automatic detection device of the present invention;
Fig. 2 is the automatic testing process block diagram of capillary soldering resistance of the present invention;
Wherein: 10, base, 20, support frame, 22, perforate, 30, cursor slide, 40, clamper, 50, tin stove, 60, limit switch, 70, capillary.
Embodiment
Below in conjunction with drawings and Examples, further set forth the present invention.
As shown in Figure 1, a capillary soldering resistance automatic detection device, comprises base 10, and one end of base 10 is vertically provided with support frame 20, support frame 20 is for being provided with the hollow structure of sidewall, and the side sidewall that support frame 20 is positioned at base 10 middle parts is provided with vertically extending strip perforate 22.One cursor slide 30 levels that can move up and down in perforate 22 are through perforate 22, cursor slide 30 setting vertical with support frame 20, cursor slide 30 one end are positioned at the inside of support frame 20 and are connected with the propulsion system (not shown) that can drive it to move up and down, the other end of cursor slide 30 is positioned at the outside of support frame 20 and is connected with a clamper 40, and clamper 40 for clamping capillary to be detected 70 when detecting.On base 10, the position of corresponding clamper 40 is provided with a tin stove 50, and on tin stove 50, the position of corresponding clamper 40 is provided with opening, and capillary 70 is inserted into the detection of carrying out soldering resistance in tin stove 50 by opening part.
As shown in Figure 1, support frame 20 is provided with on the sidewall of perforate 22 and limit switch 60 is installed, the stroke that limit switch 60 moves up and down for limiting cursor slide 30.Limit switch 60 is arranged on the edge of perforate 22, can adopt optoelectronic switch or approach switch.
As shown in Figure 1, propulsion system comprise motor, and the output shaft of motor is connected with leading screw, and the end that cursor slide 30 is positioned at support frame 20 coordinates with threads of lead screw.For conserve space, motor can be fixed in base 10, and leading screw pierces in support frame 20 and is threaded with cursor slide 30.Practical application medium power device also can adopt electric pushrod, as used electric pushrod not need limit switch, but need the stroke of cursor slide 30 and the stroke of electric pushrod to match, and the cost of electric pushrod is higher than the cost of motor leading screw.If on-the-spot source of the gas is talked about easily, propulsion system also can adopt cylinder.
As shown in Figure 1, the inside of tin stove 50 or bottom are provided with heating arrangement (not shown), and heating arrangement is electric heater unit, and it can, by the temperature constant in tin stove 50 at 280 ℃, meet needed temperature requirement while detecting.If electric heater unit is arranged on the bottom of tin stove 50, for conserve space, electric heater unit can be arranged on to the interior position over against Ying Xilu of base 10.
As shown in Figure 1, the present invention also comprises that one for controlling the controller (not shown) of propulsion system according to control signal and limit switch 60 signals, and limit switch 60, propulsion system and heating arrangement are all electrically connected to controller.Controller can adopt control circuit to realize the control of whole pick-up unit, also can adopt single-chip microcomputer or PLC (Programmable Logic Controller) to realize the control of whole pick-up unit.Because the implementation of controller has a lot, those skilled in the art are easy to realize, and controller is not invention main points of the present invention, therefore be not described in detail in this about the content of controller.
As shown in Fig. 1 and Fig. 2 are common, principle of work and the course of work of capillary soldering resistance automatic detection device of the present invention are as follows:
S1, tin stove 50 are warmed up to 280 ℃ and insulation;
S2, capillary 70 to be detected is installed on clamper 40;
S3, press start button (not shown) starting outfit, this Time Controller is controlled propulsion system and is driven cursor slide 30 to move down, capillary 70 is inserted in tin stove 50, after cursor slide 30 moves down and puts in place, limit switch 60 sends signal to controller, it is out of service that controller is controlled motor, and cursor slide 30 stops moving down;
S4, controller start timing, and the setting schedule time is 10s;
S5, reach after the schedule time, controller is controlled propulsion system and is driven cursor slide 30 to move up, and when cursor slide 30 moves to initial position, limit switch 60 sends signal to controller, and it is out of service that controller is controlled motor, and cursor slide 30 stops moving up;
S6, take off capillary 70, and then load onto next root bead pin, repeat said process, until that the capillary that will detect all detects is complete;
Whether S7, the soldering resistance that relatively detects capillary be consistent, if detect capillary effect, completes unanimously, without coating incompleteness or coating obscission, proves that the capillary soldering resistance quality of this batch meets the requirements, and can put in production and use; If there are one or more capillary soldering resistances to have defect, prove that the capillary soldering resistance of this batch exists serious quality problems, can not use, will all scrap processing.
From the above, the present invention has effectively solved in prior art because human factor makes testing process consistance poor, cause the technical matters that testing result error is large, it is identical that the present invention can guarantee that every root bead pin dips in time of tin in tin stove, pick-up unit reliability and stability are high, through test of many times, Detection accuracy can reach 100%.With capillary soldering resistance automatic detection device of the present invention, detect the capillary of batch, just can avoid once judging by accident disconnected, for company retrieves economic loss one time.A production order of Ruo An company is that 40000 electronic heat sinks calculate, just can retrieve the loss of 40000 electronic heat sinks, monthly to check the capillary of some batches, conservative says, monthly retrieve once loss, just can retrieve the loss of 40000 * 12=480000 part the whole year, and economic benefit is well imagined.Meanwhile, also guaranteed that user can not claim damages to company because of product quality, guaranteed the potential benefits such as user's continuation and company's cooperation.Therefore, the raising of check accuracy rate, has not only improved production efficiency, has increased the output value, has also promoted the brand image of product simultaneously, improves Liao Wo company in competitive position of the same trade.
The present invention is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion of making, within all dropping on protection scope of the present invention.
Claims (5)
1. capillary soldering resistance automatic detection device, is characterized in that, comprises cursor slide, and one end of described cursor slide is connected with for driving its propulsion system that move up and down, and the other end of described cursor slide is provided with for clamping the clamper of capillary to be detected; Described automatic detection device also comprises for limiting the limit switch of described cursor slide stroke, and for control the controller of described propulsion system according to control signal and described limit switch signal.
2. capillary soldering resistance automatic detection device according to claim 1, it is characterized in that, described automatic detection device also comprises a base, and a support frame vertical with described base is installed on described base, and one end that described cursor slide is connected with propulsion system is installed in described support frame.
3. capillary soldering resistance automatic detection device according to claim 2, is characterized in that, the side that described support frame is positioned at described base middle part is provided with sidewall, and described sidewall is provided with a bar shaped perforate of passing and moving up and down for described cursor slide; Described limit switch is arranged on described sidewall.
4. capillary soldering resistance automatic detection device according to claim 3, it is characterized in that, the described base position corresponding with described clamper is provided with tin stove, and the position of the corresponding described clamper of described tin stove is provided with opening, and described tin furnace interior or bottom are provided with heating arrangement.
5. according to the capillary soldering resistance automatic detection device described in the arbitrary claim of claim 1 to 4, it is characterized in that, described propulsion system comprise motor and the leading screw being connected with the output shaft of described motor, and the end of described cursor slide coordinates with described threads of lead screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410464966.0A CN104198659B (en) | 2014-09-12 | 2014-09-12 | Capillary soldering resistance automatic detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410464966.0A CN104198659B (en) | 2014-09-12 | 2014-09-12 | Capillary soldering resistance automatic detection device |
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| Publication Number | Publication Date |
|---|---|
| CN104198659A true CN104198659A (en) | 2014-12-10 |
| CN104198659B CN104198659B (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410464966.0A Expired - Fee Related CN104198659B (en) | 2014-09-12 | 2014-09-12 | Capillary soldering resistance automatic detection device |
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| Country | Link |
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| CN (1) | CN104198659B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106239265A (en) * | 2016-08-03 | 2016-12-21 | 太仓市伦凯自动化设备有限公司 | A kind of hole location detecting mechanism of automatic tapping machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101439437A (en) * | 2008-12-09 | 2009-05-27 | 张家港市久诺杰科技有限公司 | Spot welding device of battery pole piece |
| CN201444112U (en) * | 2009-03-16 | 2010-04-28 | 北京元六鸿远电子技术有限公司 | Capacitor dip soldering test bed |
| CN202770793U (en) * | 2012-08-22 | 2013-03-06 | 广东生益科技股份有限公司 | A device for automatically testing material resistance to solder delamination time |
| CN204065062U (en) * | 2014-09-12 | 2014-12-31 | 潍坊华光散热器有限公司 | Capillary soldering resistance automatic detection device |
-
2014
- 2014-09-12 CN CN201410464966.0A patent/CN104198659B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101439437A (en) * | 2008-12-09 | 2009-05-27 | 张家港市久诺杰科技有限公司 | Spot welding device of battery pole piece |
| CN201444112U (en) * | 2009-03-16 | 2010-04-28 | 北京元六鸿远电子技术有限公司 | Capacitor dip soldering test bed |
| CN202770793U (en) * | 2012-08-22 | 2013-03-06 | 广东生益科技股份有限公司 | A device for automatically testing material resistance to solder delamination time |
| CN204065062U (en) * | 2014-09-12 | 2014-12-31 | 潍坊华光散热器有限公司 | Capillary soldering resistance automatic detection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106239265A (en) * | 2016-08-03 | 2016-12-21 | 太仓市伦凯自动化设备有限公司 | A kind of hole location detecting mechanism of automatic tapping machine |
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| Publication number | Publication date |
|---|---|
| CN104198659B (en) | 2016-05-18 |
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Granted publication date: 20160518 Termination date: 20170912 |