CN101519762B - Full automatic integrated lead-free horizontal tin-spraying machine - Google Patents
Full automatic integrated lead-free horizontal tin-spraying machine Download PDFInfo
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- CN101519762B CN101519762B CN200810065422A CN200810065422A CN101519762B CN 101519762 B CN101519762 B CN 101519762B CN 200810065422 A CN200810065422 A CN 200810065422A CN 200810065422 A CN200810065422 A CN 200810065422A CN 101519762 B CN101519762 B CN 101519762B
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- tin
- cylinder
- oil
- full automatic
- spraying machine
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Abstract
The invention relates to a full automatic integrated lead-free horizontal tin-spraying machine which assembles a controllable transmission roller and a tin-spraying device used for spraying tin for a circuit board, a built-in heat-emitting air knife, an online copper-removing device and a high-temperature oil spraying device into one production line by an electrical control device, can lift or lower the transmission roller according to the thickness of the circuit board so as to regulate the distance between an upper air knife and a lower air knife, can also regulate transmission speed according to need so as to change the tin-spraying time of the circuit board to meet the requirement of spraying tin according to a panel design requirement or by horizontally placing the panel with the angle of 45 degrees to enter the machine, thus causing the copper surface of each line to receive a treatment with equal tin liquid pressure, same temperature and same hot air-blowing time, and the contact time of each part of the circuit board with the tin liquid is the same, therefore, tin-spraying is even and careful, and tin surface is smoother and brighter, thus guaranteeing the production quality of the circuit board.
Description
Technical field
The present invention relates to the tin-spraying machine that printed circuit board industry uses, especially a kind of full automatic integrated lead-free horizontal tin-spraying machine.
Background technology
Present horizontal tin-spraying machine, its basic working method are that circuit card is sent into tin cylinder top through the drive reel level, are derived tin liquor by tin-guiding tube; Flow through circuit card, the circuit card Copper Foil is contacted with tin liquor naturally, tin brute force unnecessary on the circuit card is blown away with high-temperature hot air by air knife then; Only stay skim tin face; Deliver to the back operation again and clean and dry plate, because most accurate pad (the expert tin finger of claiming) all is fine and closely woven cross structure, these circuits are corresponding with the electronic chip pin; At the tin liquor and the Copper Foil of pad circuit only is stress-free when contacting naturally, is easy to copper to occur revealing or goes up tin inhomogeneous.The second, use the spring support between the drive reel up and down for one group of transporting circuit board, when circuit card gets into; Last drive reel is had the circuit card of thickness upwards to push away, and last drive reel is opened, and makes drive reel open or close because drive reel is depended merely on the adjusting of spring; The job stability of spring can receive the influence of hot environment; Thick or thin plate possibly all be same rumble distance, cause circuit card maybe be embossed, be stuck and can not come out after falling solder joint or getting into the tin cylinder, need do over again even scrap.The 3rd, its air knife needs external Heating air box that heat energy is provided, and complex structure and cooperates difficulty high between the tin jet device.The 4th, its copper-removing device is an external hanging type, and each copper removal will be shut down, and high-temperature operation is not only abnormally dangerous, and influences production schedule.Such tin-spraying machine amplifies the plate face and observes after the general spray of circuit card process tin operation, can clearly see that tin surfaces is uneven, the limit, hole is not round and the surface is gloomy.
Summary of the invention
The technical problem that the present invention will solve provides a kind of full automatic integrated lead-free horizontal tin-spraying machine; This full automatic integrated lead-free horizontal tin-spraying machine is combined into a production line with tin jet device and controlled drive reel, built-in heating air knife, online copper removal device, to overcome the above-mentioned shortcoming that prior art exists.
The technical scheme that the present invention solves the problems of the technologies described above employing is that a kind of full automatic integrated lead-free horizontal tin-spraying machine is characterized in that, comprising:
Controlled drive reel is used for circuit card is sent into tin jet device;
Tin jet device is used for to spraying tin on circuit board;
The built-in heating air knife is used for the circuit card hot air leveling;
Online copper removal device is used for removing the copper of tin liquor in the tin cylinder
The high temperature oil spray equipment is used for to circuit card, drive reel, spray tin-tube spray high temperature oil;
Electrical control gear is used to control up and down drive reel rotating speed, air knife blowing action, the rotating speed of copper-removing device tin pump, the rotating speed of oil pump up and down; And control oil cylinder temperature, copper-removing device temperature, tin cylinder temperature, air knife hot blast temperature.
As preferably, said controlled drive reel comprises three groups, and each group comprises that a underdrive rumble and one go up drive reel, the altitude hold of underdrive rumble axle, and last drive reel axle moves up and down adjustable-height through slide block in the groove of retaining plate.
As preferably; Described tin jet device comprises the tin cylinder that is used for the splendid attire tin liquor, is used for the tin pump of high pressure input tin liquor, is used to import the defeated tin-tube of high pressure tin liquor; Be used for two groups of upper and lower spray tin-tubes to spraying tin on circuit board, upper and lower spray tin-tube corresponding surface is respectively equipped with some spray orifices.
As preferably, described built-in heating air knife comprises the cutter hub that is used to place heat-generating pipe, is used for the heat conductive rod to the high-pressure blast heating, is used to settle the knife rest of blade, is used for fixing the blade support briquetting of blade, is used for the blade of high-pressure hot wind ejection.
As preferably, described online copper removal device comprises the tin pump that is used for tin liquor in the tin cylinder is flowed to the copper removal cylinder, and grating copper removal cylinder.
As preferably, be divided into four lattice in the described copper removal cylinder, tin liquor gets into adjacent grid in order successively, returns the tin cylinder through the backflow duckbilled.
As preferably; Described high temperature oil spray equipment comprises the oil cylinder that is used for the splendid attire high temperature oil and gives the high temperature oil heat tracing; Be used to import the oil pump of high temperature oil; Be used for the oil pipe to drive reel, spray tin-tube spray high temperature oil, high temperature oil falls into the resist that the tin cylinder constitutes tin liquor in the tin cylinder, and unnecessary high temperature liquid returns oil cylinder through oil pipe.
As preferably, described electrical control gear comprises MS, and holding circuit can be compiled process controller, temperature-control circuit, motor variable-frequence governor.
As preferably, described temperature-control circuit is used to control the temperature of oil cylinder, copper removal cylinder, tin cylinder, air knife hot blast.
As preferably, described motor variable-frequence governor is used to control the commentaries on classics band of oil pump in the flow velocity, oil cylinder of tin liquor in the pressure, copper-removing device of drive reel velocity of rotation, high pressure tin liquor.
Compared with prior art; Full automatic integrated lead-free horizontal tin-spraying machine of the present invention is owing to adopt two-stage high pressure spray tin structure; Twice pair of circuit card high pressure spray tin has effectively solved in original technology and has revealed copper or go up the uneven problem of tin because of tin liquor and circuit card Copper Foil contact the circuit card that causes naturally, and because full automatic integrated lead-free horizontal tin-spraying machine of the present invention is a production line; Under the control of electrical control cabinet; Can be according to the thickness up-down drive reel of plank, adjustment is the distance between air knife up and down, also can regulate transmission speed as required to change the spray tin time of circuit card; Thereby satisfy the pressing board face design requirements of board production producer or put plate and get into the needs that machine sprays tin with 45 degree (being pad diagonal lines and pad direction of propulsion line parallel) horizontals; Wherein because of 45 degree entering plate spray tin make each line copper face all receive equal tin liquor pressure, same temperature and the processing of same blowing hot-air time, each part of circuit card is the same with the time of tin liquor contact, thereby spray tin uniform and delicate; Tin surfaces is more smooth beautiful, has guaranteed the quality of production of circuit card.
In addition; Full automatic integrated lead-free horizontal tin-spraying machine of the present invention can cooperate with the preliminary heating device of peripheral hardware to be produced; Preliminary heating device can adopt the transport tunnel of hot air type or exothermal infrared formula, and the temperature of plank is just got into tin-spraying machine from progressive being promoted to about 100 degree of room temperature.Like this, the circuit card through preheating can reduce the thermal shocking in the tin jet device, and the plank qualification rate is improved greatly.Under the control of electrical control cabinet, can directly cooperate automatically behind the adjusting parameter put, unloader operation, can satisfy the needs of producing specification circuit card how wide in variety; And can continuous production more than ten hours, and every production line only needs one to two workman's operation, workman also to need not the hot machine operation; Do not need manual work to put plate, get plate, not only saved man-hour, improved production efficiency; The whole plant noise is low, can realize safety in production.Per hour can handle 300-400 sheet plank (along with the size and the variation in thickness of plank), reduce production costs significantly.
Description of drawings
Fig. 1 is the electrical control functional diagram of full automatic integrated lead-free horizontal tin-spraying machine of the present invention;
Fig. 2 is the perspective view of full automatic integrated lead-free horizontal tin-spraying machine of the present invention;
Fig. 3 is the sectional structure synoptic diagram of full automatic integrated lead-free horizontal tin-spraying machine of the present invention;
Fig. 4 is the assembling synoptic diagram of the built-in heating air knife of full automatic integrated lead-free horizontal tin-spraying machine of the present invention.
Wherein,
1, circuit card
201, go up drive reel
202, underdrive rumble
3, tin jet device
301, tin cylinder,
302, tin liquor,
303, tin pump,
304, defeated tin-tube,
305, spray tin-tube on,
306, following spray tin-tube
307, spray tin hole.
4, built-in heating air knife
401, shell,
402, top cover,
403, heat conductive rod,
404, cutter hub,
405, heat-generating pipe,
406, cover plate,
407, knife rest,
408, blade,
409, support briquetting,
410, wind hole.
501, tin pump,
502, copper removal cylinder,
503, first lattice
504, second lattice,
505, the 3rd lattice,
506, the 4th lattice
507, backflow duckbilled
601, oil cylinder,
602, oil pump,
603, oil pipe,
604, high temperature oil
Embodiment
To shown in Figure 4, a kind of full automatic integrated lead-free horizontal tin-spraying machine comprises: controlled drive reel is used for circuit card is sent into tin jet device 3 like Fig. 1; Tin jet device 3 is used for to circuit card 1 spray tin; Built-in heating air knife 4 is used for circuit card 1 hot air leveling through spray tin; Online copper removal device is used for removing the copper of tin liquors 302 in the tin cylinder 301; The high temperature oil spray equipment, be used for upwards drive reel 201, on spray tin-tube 305 spray high temperature oil 604; Electrical control gear is used to control the rotating speed of drive reel 201, underdrive rumble 202, air knife 4 blowing actions up and down, the rotating speed of tin pump 501, the rotating speed of oil pump 601; And control oil cylinder 601 temperature, copper removal cylinder 502 temperature, tin cylinder 301 temperature, air knife 4 hot blast temperatures.
As shown in Figure 3, controlled drive reel has three groups, and each group is made up of last drive reel 201, underdrive rumble 202; The altitude hold of underdrive rumble 202, last drive reel 201 (are not drawn among the figure) in the groove of retaining plate through slide block and are moved up and down adjustable-height, and circuit card 1 is sent into tin jet device 3 by first group of drive reel; The tin cylinder 301 of tin jet device 3 is used for splendid attire tin liquor 302 and heat tracing, and tin pump 303 is with the defeated tin-tube 304 of 302 high pressure of the tin liquor in the tin cylinder 301 input, and defeated tin-tube 304 is communicated with 305 times spray tin-tubes 306 of last spray tin-tube; Last spray tin-tube 305 is provided with spray tin hole 307 with following spray tin-tube 306 corresponding surfaces, and the high pressure tin liquor is ejected on the circuit card 1 from spray tin hole 307, and tin liquor 302 is forcibly fully contacted with circuit card 1 Copper Foil; Thereby tin is pressed on circuit card 1 Copper Foil, sends into 305 times spray tin-tubes 306 of spray tin-tube on second group by second group of drive reel then, behind high pressure spray second time tin; Can remedy the deficiency of last time spraying the tin effect, thereby further strengthen mandatory contact of tin, see off by the 3rd group of drive reel again with the circuit board copper pool; Built-in heating air knife 4 by being positioned at outlet one side carries out hot air leveling, and cutter hub in the shell of built-in heating air knife 4 401 404 is processed by aluminum casting, and cutter hub 404 longitudinal middle parts have two vents 410; Heat-generating pipe 405 respectively inserts a heat conductive rod 403, the profile of heat conductive rod 403 such as gear in the wind hole 410 of cutter hub 404 in cutter hub 404 both sides heating tube seat; Six teeth are arranged, and the flank of tooth of six teeth closely contacts with the inwall in wind hole, and tooth root and wind hole inwall then form six air channels; So just strengthened the heating surface area of wind when compress wind is passed through the air channel, heat-generating pipe 405 produces heat energy and passes to heat conductive rod 403, can heat rapidly; And hot blast imported knife rest 407; Knife rest 407 be installed in cutter hub 404 below, support briquetting 409 blade 408 be fixed on the knife rest 407, after hot blast gets into blade 408; Blow out from the air outlet brute force of blade 408; Such hot blast has certain temperature and speed and uniform and delicate, can blow away tin unnecessary on the circuit card 1, makes the tin surfaces of circuit card more smooth beautiful.The oil pump 601 of high temperature oil spray equipment is carried the top of high temperature oil 603 to last spray tin-tube 305 and last drive reel 201 through oil pipe 602; Article five, oil pipe 602 respectively has some nozzle openings, and high temperature oil 603 sprays from top to down on last spray tin-tube 305 and last drive reel 201, makes drive reel keep lubricated, constant temperature; Flow to then in the tin cylinder 301; On tin liquor 302, form one deck pasta, make tin liquor 302 and air insulated, avoid tin liquor 302 oxidations by air.The copper removal cylinder 501 of online copper-removing device hangs over the opposite side of tin cylinder 301, divides two groups of temperature controls in the copper removal cylinder 501, and every group of temperature control is divided into two lattice again; Tin pump 501 is imported first lattice 503 through a defeated tin flexible pipe with four to six seconds speed of every ounce with copper bearing tin liquor 302 in the tin cylinder 301; Flow into second lattice 504 after 503 spill-overs of first lattice, flow into the 3rd lattice 505 the 4th lattice 506 successively, the temperature of tin liquor can progressively drop to 240 degree of setting in this process; Because copper tin proportion differs; It is different to dissolve point, thereby can utilize the temperature difference and metal proportion different relationships, the copper needle-like of can slowly congealing into; Sinking to condensing accumulates in cylinder bottom, and the tin liquor on top then flows into tin cylinder 301 through backflow duckbilled 507.
In sum, lead-free horizontal tin-spraying machine of the present invention is a production line, adopts pipelining, and each part of circuit card is the same with the time of tin liquor contact, has guaranteed the quality of production of circuit card, has saved the time again, has improved production efficiency.Can directly cooperate automatically behind the adjusting parameter put, unloader operation; And according to the thickness of plank can the go up and down drive reel and the air knife distance of tin-spraying machine; Regulate the spray tin time that transmission speed can change circuit card; Can satisfy the needs of producing specification circuit card how wide in variety like this, can continuous production more than ten hours.
Claims (10)
1. a full automatic integrated lead-free horizontal tin-spraying machine is characterized in that, comprising:
Controlled drive reel is used for circuit card is sent into tin jet device;
Tin jet device is used for to spraying tin on circuit board;
The built-in heating air knife is used for the circuit card hot air leveling;
Online copper removal device is used for removing the copper of tin liquor in the tin cylinder;
The high temperature oil spray equipment is used for to circuit card, drive reel, spray tin-tube spray high temperature oil;
Electrical control gear is used to control up and down drive reel rotating speed, air knife blowing action, the rotating speed of copper-removing device tin pump, the rotating speed of oil pump up and down; And control oil cylinder temperature, copper-removing device temperature, tin cylinder temperature, air knife hot blast temperature.
2. full automatic integrated lead-free horizontal tin-spraying machine according to claim 1; It is characterized in that; Said controlled drive reel comprises three groups; Each group comprises a underdrive rumble and a last drive reel, the altitude hold of underdrive rumble axle, and last drive reel axle moves up and down adjustable-height through slide block in the groove of retaining plate.
3. full automatic integrated lead-free horizontal tin-spraying machine according to claim 1; It is characterized in that; Described tin jet device comprises the tin cylinder that is used for the splendid attire tin liquor, is used for the tin pump of high pressure input tin liquor, is used to import the defeated tin-tube of high pressure tin liquor; Be used for two groups of upper and lower spray tin-tubes to spraying tin on circuit board, upper and lower spray tin-tube corresponding surface is respectively equipped with some spray orifices.
4. full automatic integrated lead-free horizontal tin-spraying machine according to claim 1; It is characterized in that; Described built-in heating air knife comprises the cutter hub that is used to place heat-generating pipe, is used for the heat conductive rod to high-pressure blast shunting and heating, is used to settle the knife rest of blade; The support briquetting that is used for fixing blade is used for the blade that high-pressure hot wind sprays.
5. full automatic integrated lead-free horizontal tin-spraying machine according to claim 1 is characterized in that, described online copper removal device comprises the tin pump that is used for tin liquor in the tin cylinder is flowed to the copper removal cylinder, and grating copper removal cylinder.
6. full automatic integrated lead-free horizontal tin-spraying machine according to claim 5 is characterized in that, is divided into four lattice in the described copper removal cylinder, and tin liquor gets into adjacent grid in order successively, returns the tin cylinder through the backflow duckbilled.
7. full automatic integrated lead-free horizontal tin-spraying machine according to claim 1; It is characterized in that; Described high temperature oil spray equipment comprises the oil cylinder that is used for the splendid attire high temperature oil and gives the high temperature oil heat tracing, is used to import the oil pump of high temperature oil, is used for the oil pipe to drive reel, spray tin-tube spray high temperature oil; High temperature oil falls into the resist that the tin cylinder constitutes tin liquor in the tin cylinder, and unnecessary high temperature liquid returns oil cylinder through oil pipe.
8. full automatic integrated lead-free horizontal tin-spraying machine according to claim 1 is characterized in that described electrical control gear comprises MS, and holding circuit can be compiled process controller, temperature-control circuit, motor variable-frequence governor.
9. full automatic integrated lead-free horizontal tin-spraying machine according to claim 8 is characterized in that, described temperature-control circuit is used to control the temperature of oil cylinder, copper removal cylinder, tin cylinder, air knife hot blast.
10. full automatic integrated lead-free horizontal tin-spraying machine according to claim 8 is characterized in that, described motor variable-frequence governor is used to control the pressure of drive reel velocity of rotation, high pressure tin liquor, the flow velocity of the interior tin liquor of copper-removing device, the commentaries on classics band of the interior oil pump of oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810065422A CN101519762B (en) | 2008-02-25 | 2008-02-25 | Full automatic integrated lead-free horizontal tin-spraying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810065422A CN101519762B (en) | 2008-02-25 | 2008-02-25 | Full automatic integrated lead-free horizontal tin-spraying machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101519762A CN101519762A (en) | 2009-09-02 |
| CN101519762B true CN101519762B (en) | 2012-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810065422A Expired - Fee Related CN101519762B (en) | 2008-02-25 | 2008-02-25 | Full automatic integrated lead-free horizontal tin-spraying machine |
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| CN (1) | CN101519762B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102039462B (en) * | 2010-08-31 | 2014-04-16 | 北大方正集团有限公司 | Tin liquor purification equipment, tin spraying treatment system and tin liquor purification method |
| CN106958001B (en) * | 2017-04-21 | 2019-07-05 | 曾庆明 | Tin-spraying machine and flatening method |
| CN113423184B (en) * | 2021-08-09 | 2022-12-20 | 金禄电子科技股份有限公司 | Adjustable tin spraying machine for circuit board |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1034228A (en) * | 1987-10-07 | 1989-07-26 | 科芬科技有限公司 | The tin plating method of electronic component and device |
| CN1238659A (en) * | 1998-06-08 | 1999-12-15 | 李崇新 | Method and apparatus for spraying tin on circuit board |
| US6514342B2 (en) * | 1997-08-20 | 2003-02-04 | Alcoa Inc. | Linear nozzle with tailored gas plumes |
| JP3941066B2 (en) * | 2003-09-11 | 2007-07-04 | 俊次 村野 | Line-shaped uniform discharge device, atomizing device, thin film forming device, pattern forming device, three-dimensional modeling device and cleaning device. |
-
2008
- 2008-02-25 CN CN200810065422A patent/CN101519762B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1034228A (en) * | 1987-10-07 | 1989-07-26 | 科芬科技有限公司 | The tin plating method of electronic component and device |
| US6514342B2 (en) * | 1997-08-20 | 2003-02-04 | Alcoa Inc. | Linear nozzle with tailored gas plumes |
| CN1238659A (en) * | 1998-06-08 | 1999-12-15 | 李崇新 | Method and apparatus for spraying tin on circuit board |
| JP3941066B2 (en) * | 2003-09-11 | 2007-07-04 | 俊次 村野 | Line-shaped uniform discharge device, atomizing device, thin film forming device, pattern forming device, three-dimensional modeling device and cleaning device. |
Non-Patent Citations (1)
| Title |
|---|
| JP特许第3941066号B2 2007.07.04 |
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| CN101519762A (en) | 2009-09-02 |
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Owner name: SHENZHEN HAPLY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LI YERONG Effective date: 20110301 |
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Free format text: CORRECT: ADDRESS; FROM: ROOM J, 1/F, TOWER 16, CHEVALIER GARDEN, MA ON SHAN, NEW TERRITORIES, HONG KONG, CHINA TO: 518000 BUILDING 1, ZHENGFENG INDUSTRIAL PARK, HUANGPU VILLAGE, SHAJING TOWN, BAOAN DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE |
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Effective date of registration: 20110301 Address after: 518000 Guangdong city of Shenzhen province Baoan District of Whampoa Shajing Town Village Industrial Park a wind Applicant after: Shenzhen Henglian Technology Co., Ltd. Address before: Hongkong Ma'anshan New Territories China Chevalier Garden Block J room sixteenth Applicant before: Li Yerong |
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