CN113634843A - Automatic tin-coating equipment and method for through-hole component - Google Patents
Automatic tin-coating equipment and method for through-hole component Download PDFInfo
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- CN113634843A CN113634843A CN202110925213.5A CN202110925213A CN113634843A CN 113634843 A CN113634843 A CN 113634843A CN 202110925213 A CN202110925213 A CN 202110925213A CN 113634843 A CN113634843 A CN 113634843A
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- tin
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/08—Soldering by means of dipping in molten solder
- B23K1/085—Wave soldering
-
- 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
-
- 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
-
- 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
- B23K3/085—Cooling, heat sink or heat shielding 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The invention relates to the field of automatic tin-plating equipment, in particular to automatic tin-plating equipment and a tin-plating method for a through hole component. An automatic tin-plating device for through-hole components comprises a base, a transmission track, a gold-removing tin-plating pot and a tin-plating pot. The component loading tray is driven by the transmission track to sequentially pass through a soldering flux spraying module, a preheating module, a gold-removing wave-crest tin pan, a tin-coating wave-crest tin pan and a cooling module which are arranged on tin-coating equipment, so that batch processing line production of component, lead soldering flux coating, preheating, primary tin coating, secondary tin coating and cooling is realized, and the effect of automatic tin coating of the component is realized.
Description
Technical Field
The invention belongs to the field of automatic tin plating equipment, and particularly relates to automatic tin plating equipment and a tin plating method for a through hole component.
Background
Through-hole components and devices often suffer from poor solder joints when soldered directly without pretreatment, which is caused by the characteristics of the lead metal material and surface oxidation during storage of the components and devices. In order to enhance the solderability of the leads of the components and reduce the risk of unreliable product soldering, the surfaces of the leads are coated with tin-lead alloy plating, namely tin coating, before the devices are soldered. The existing tin coating modes mainly comprise two modes, namely, the electric iron is coated with tin, a tin pot is coated with tin, and mainly used tools and equipment respectively correspond to an intelligent soldering iron and a temperature control tin pot. But both require manual operations. At present, the tin coating mode has many defects and low efficiency, manual tin coating can be completed only by one tin coating, and partial components can be completed by multiple operations; the quality risk is high, the manual operation process is difficult to control accurately, the tin-coating quality consistency of the components is poor, and the quality problem caused by component falling is easy to occur in the manual tin-coating process; personnel harm is large, dangerous sources such as high temperature, lead smoke and the like exist in the tin coating operation process, and the long-time tin coating operation can cause harm to people. Therefore, the invention of the automatic tin-plating equipment and the tin-plating method for the through-hole components, which can replace manual operation, is urgently needed.
Disclosure of Invention
Aiming at the problems, the invention provides automatic tin-coating equipment for through-hole components, which comprises a base, a transmission track, a gold wave removing tin pot and a tin-coating wave tin pot, wherein the gold wave removing tin pot comprises: the top of base is provided with the transmission track, remove gold crest tin pot and ward off tin crest tin pot setting between base and transmission track, the orbital bottom of transmission is provided with scaling powder spraying module and preheating module respectively, the orbital bottom of transmission still is provided with cooling module, the top of base is first lifting unit of fixedly connected with and second lifting unit respectively.
Further, the top of removing gold wave tin pot is provided with and removes the liquid tin that the gold gushes, the top of warding off tin wave tin pot is provided with and bores liquid tin that gushes.
Furthermore, a component loading tray is connected between the two groups of transmission rails in a transmission mode, and a surrounding frame is arranged at the edge of the component loading tray.
Furthermore, components and parts are placed on the top end of the component loading tray, and a plurality of components and parts are distributed on the top end of the component loading tray in a rectangular array mode.
Furthermore, a plurality of component device pins penetrate through the surface of the component loading tray, the number of the component device pins is equal to that of the component devices, the component device pins and the component devices are matched with each other for use, and the component device pins are electrically connected with the component devices.
Further, first lifting unit includes first cylinder and second cylinder, two sets of first cylinders of top one side symmetry fixedly connected with of base, just first cylinder top and the orbital bottom one side fixed connection of transmission, two sets of second cylinders of the top opposite side symmetry fixedly connected with of base, just second cylinder top and the orbital bottom opposite side fixed connection of transmission.
Furthermore, the second lifting component comprises a third cylinder and a fourth cylinder, four third cylinders are symmetrically and fixedly connected with the corners of the bottom of the tin pot except the gold wave crests, the bottom of each third cylinder is fixedly connected with the top of the base, four fourth cylinders are symmetrically and fixedly connected with the corners of the bottom of the tin pot, and the four fourth cylinders are fixedly connected with the bottoms of the fourth cylinders and the top of the base.
An automatic tin-plating method for a through hole component comprises the following steps:
inserting the components needing tin plating into corresponding component loading trays, and opening holes on the component loading trays according to the external dimensions of the components;
inserting components into the corresponding holes from the upper part of the component loading tray, and extending the components from the bottom surface of the component loading tray in a retracting way;
placing the component loading tray on a transmission track;
the component loading tray sequentially passes through the soldering flux spraying module, the preheating module, the gold-removing wave-crest tin pan, the tin-coating wave-crest tin pan and the cooling module through the transmission rail, and automatic tin coating of the components is achieved.
The invention has the beneficial effects that: the device loading tray is driven by the transmission track to sequentially pass through a soldering flux spraying module, a preheating module, a gold-removing wave-crest tin pan, a tin-coating wave-crest tin pan and a cooling module which are arranged on tin-coating equipment, so that a batch processing line operation of coating, preheating, primary tin-coating, secondary tin-coating and cooling of lead soldering flux is realized, and the effect of automatic tin-coating of the device is realized.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 shows a schematic structural diagram of an automatic tin coating device in an embodiment of the invention;
FIG. 2 is a schematic diagram showing a component loading tray position of tin-coating equipment according to an embodiment of the invention;
fig. 3 is a schematic diagram showing a component mounting tray and components according to an embodiment of the present invention;
fig. 4 is a schematic diagram illustrating a component mounting tray and component pins according to an embodiment of the present invention;
fig. 5 shows a schematic structural diagram of a component and a component pin according to an embodiment of the present invention.
In the figure: 1. a base; 2. a transfer track; 3. a soldering flux spraying module; 4. a preheating module; 5. removing gold wave tin pot; 6. tin-coating wave tin pot; 7. a cooling module; 8. a first cylinder; 9. a second cylinder; 10. a third cylinder; 11. a fourth cylinder; 12. removing gold and spraying liquid tin; 13. spraying liquid tin on the enamel tin; 14. a component loading tray; 15. a component; 16. and a component pin.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention provides automatic tin-plating equipment for through-hole components, which comprises a base 1, a transmission rail 2, a gold-removing wave tin pot 5 and a tin-plating wave tin pot 6, and is exemplarily shown in fig. 1.
The top end of the base 1 is provided with a transmission track 2, the gold-removing tin pan 5 and the tin-coating tin pan 6 are arranged between the base 1 and the transmission track 2, the bottom end of the transmission track 2 is respectively provided with a soldering flux spraying module 3 and a preheating module 4, the bottom end of the transmission track 2 is also provided with a cooling module 7, the top end of the base 1 is respectively and fixedly connected with a first lifting component and a second lifting component, the first lifting component comprises a first cylinder 8 and a second cylinder 9, one side of the top end of the base 1 is symmetrically and fixedly connected with two groups of first cylinders 8, the top end of each first cylinder 8 is fixedly connected with one side of the bottom end of the transmission track 2, the other side of the top end of the base 1 is symmetrically and fixedly connected with two groups of second cylinders 9, the top end of each second cylinder 9 is fixedly connected with the other side of the bottom end of the transmission track 2, and the second lifting component comprises a third cylinder 10 and a fourth cylinder 11, except that four third cylinders 10 of bottom corner symmetry fixedly connected with of gold crest tin pan 5, and four groups the bottom of third cylinder 10 all with base 1's top fixed connection, the bottom corner symmetry fixedly connected with four fourth cylinders 11 of warding off tin crest tin pan 6, and four groups the bottom of fourth cylinder 11 all with base 1's top fixed connection, the top of removing gold crest tin pan 5 is provided with except that gold gushes liquid tin 12, the top of warding off tin crest tin pan 6 is provided with and bores tin gushes liquid tin 13, through the scaling powder spraying module 3 that sets up on the tin coating equipment, preheat module 4, remove gold crest tin pan 5, warding off tin crest tin pan 6, cooling module 7 to realize components and parts 15, lead wire scaling powder coating, preheat, once bore tin, secondary and bore tin, a refrigerated batch processing assembly line operation.
As shown in fig. 2, a component loading tray 14 is connected between the two sets of conveying rails 2 in a transmission manner.
As shown in fig. 3, the components 15 are placed on the top end of the component loading tray 14, and a plurality of components 15 are distributed on the top end of the component loading tray 14 in a rectangular array.
As shown in fig. 4, a plurality of component pins 16 penetrate through the surface of the component loading tray 14, and the number of the component pins 16 is equal to that of the components 15.
As shown in fig. 5, the component pin 16 and the component 15 are used in cooperation, and the component pin 16 is electrically connected to the component 15.
The embodiment of the invention provides a tin coating method of automatic tin coating equipment for through-hole components, wherein the components 15 needing tin coating are inserted into corresponding component loading trays 14, the component loading trays 14 are opened according to the external dimensions of the components 15, the components 15 are inserted into corresponding holes from the upper parts of the component loading trays 14, the components 15 are retracted and extend out of the bottom surfaces of the component loading trays 14, the component loading trays 14 are placed on the tin coating equipment provided with a transmission rail 2, the component loading trays 14 are driven by the transmission rail 2 to sequentially pass through a soldering flux spraying module 3, a preheating module 4, a gold-removing tin wave crest pot 5, a tin coating wave crest tin pot 6 and a cooling module 7 which are arranged on the tin coating equipment, thereby realizing a batch processing line production of the component 15, the lead soldering flux coating, the preheating, the primary tin coating, the secondary tin coating and the cooling, and further realizing a method for automatically tin coating the component 15.
The through-hole component automatic tin-plating equipment and the tin-plating method provided by the embodiment of the invention have the following working principles:
and (3) tin coating process of 15 leads of the through hole gold-plated component: the components 15 are inserted into the holes corresponding to the component loading tray 14 one by one, the leads of the components 15 extend out to the other side of the bottom plate, the component loading tray 14 loaded with the components 15 is placed on the transmission rail 2, the transmission rail 2 moves forwards, the component loading tray 14 is arranged above the soldering flux spraying module 3, the soldering flux spraying module 3 starts to act, soldering flux is sprayed to the leads of the components 15, and the operation is stopped when the components are away from the soldering flux spraying module. The components are loaded on the tray 14 to the position above the preheating module 4, the preheating module 4 starts to act, the lead soldering flux of the components 15 is dried, and the operation is stopped when the components are separated. The component loading tray 14 is placed above the gold removing wave tin pot 5, the gold removing wave tin pot 5 starts to operate, liquid soldering tin starts to be sprayed, the liquid soldering tin is in contact with the component pins 16, the component leads are removed from gold, and the operation is stopped when the component leads are separated. The component loading tray 14 is arranged above the tin-coating wave tin pot 6, the tin-coating wave tin pot 6 starts to act, liquid soldering tin starts to be sprayed, the liquid soldering tin is contacted with the pins 16 of the component, the lead of the component is tin-coated, and the operation is stopped when the lead leaves. The component mounting tray 14 is moved above the cooling module 7, and the cooling module 7 starts to operate, cools the component mounting tray 14 and the component 15, and stops operating when the tray is separated. And (3) completely cooling the component loading tray 14 and the components 15, taking down the components 15, and finishing gold removing and tin coating operations of the disk of through-hole components 15.
Tin coating process of the through hole non-gold plating component lead: the components 15 are inserted into the holes corresponding to the component loading tray 14 one by one, the leads of the components 15 extend out to the other side of the bottom plate, the component loading tray 14 loaded with the components 15 is placed on the transmission rail 2, the transmission rail 2 moves forwards, the component loading tray 14 is arranged above the soldering flux spraying module 3, the soldering flux spraying module 3 starts to act, soldering flux is sprayed to the leads of the components 15, and the operation is stopped when the components are away from the soldering flux spraying module. The components are loaded on the tray 14 to the position above the preheating module 4, the preheating module 4 starts to act, the lead soldering flux of the components 15 is dried, and the operation is stopped when the components are separated. The component loading tray 14 is arranged above the gold wave removing tin pot 5, and the gold wave removing tin pot 5 does not act. The component loading tray 14 is arranged above the tin-coating wave tin pot 6, the tin-coating wave tin pot 6 starts to act, liquid soldering tin starts to be sprayed, the liquid soldering tin is contacted with the pins 16 of the component, the lead of the component 15 is tin-coated, and the operation is stopped when the lead leaves. The component mounting tray 14 is moved to above the cooling system, the cooling module 7 starts to operate, the component mounting tray 14 and the component 15 are cooled, and the operation is stopped when the tray is separated. And (3) completely cooling the component loading tray 14 and the components 15, taking down the components 15, and finishing the tin-plating operation of the through-hole components 15.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. The utility model provides an automatic tin equipment that wards off of through-hole components and parts which characterized in that: comprises a base (1), a transmission track (2), a gold wave removing tin pot (5) and a tin coating wave tin pot (6); the top of base (1) is provided with transmission track (2), remove gold wave crest tin pot (5) and ward off tin wave crest tin pot (6) and set up between base (1) and transmission track (2), the bottom of transmission track (2) is provided with scaling powder spraying module (3) respectively and preheats module (4), the bottom of transmission track (2) still is provided with cooling module (7), the top of base (1) is first lifting unit of fixedly connected with and second lifting unit respectively.
2. The automatic tin coating equipment for the through hole component as claimed in claim 1, wherein: the top of the gold-removing wave tin pan (5) is provided with gold-removing spewing liquid tin (12), and the top of the tin-enameling wave tin pan (6) is provided with tin-enameling spewing liquid tin (13).
3. The automatic tin coating equipment for the through hole component as claimed in claim 1, wherein: and a component loading tray (14) is connected between the two groups of transmission rails (2) in a transmission manner, and a surrounding frame is arranged at the edge of the component loading tray (14).
4. The automatic tin-coating equipment for the through-hole component as claimed in claim 3, wherein: the top end of the component loading tray (14) is provided with components (15), and the components (15) are distributed on the top end of the component loading tray (14) in a rectangular array mode.
5. The automatic tin-coating equipment for the through-hole component as claimed in claim 4, wherein: the surface of the component loading tray (14) is penetrated with a plurality of component device pins (16), the number of the component device pins (16) is equal to that of the component devices (15), the component device pins (16) are matched with the component devices (15) for use, and the component device pins (16) are electrically connected with the component devices (15).
6. The automatic tin coating equipment for the through hole component as claimed in claim 1, wherein: first lifting unit includes first cylinder (8) and second cylinder (9), two sets of first cylinder (8) of top one side symmetry fixedly connected with of base (1), just first cylinder (8) top and the bottom one side fixed connection of transmission track (2), two sets of second cylinder (9) of top opposite side symmetry fixedly connected with of base (1), just second cylinder (9) top and the bottom opposite side fixed connection of transmission track (2).
7. The automatic tin coating equipment for the through hole component as claimed in claim 1, wherein: the second lifting component comprises a third cylinder (10) and a fourth cylinder (11), four third cylinders (10) are symmetrically and fixedly connected with the bottom corners of the gold wave crest tin pot (5), four groups of the third cylinders (10) are fixedly connected with the top end of the base (1), four fourth cylinders (11) are symmetrically and fixedly connected with the bottom corners of the tin wave crest tin pot (6), and four groups of the fourth cylinders (11) are fixedly connected with the top end of the base (1).
8. An automatic tin-plating method for a through hole component is characterized by comprising the following steps: the method comprises the following steps:
inserting the components needing tin plating into corresponding component loading trays, and opening holes on the component loading trays according to the external dimensions of the components;
inserting components into the corresponding holes from the upper part of the component loading tray, and extending the components from the bottom surface of the component loading tray in a retracting way;
placing the component loading tray on a transmission track;
the component loading tray sequentially passes through the soldering flux spraying module, the preheating module, the gold-removing wave-crest tin pan, the tin-coating wave-crest tin pan and the cooling module through the transmission rail, and automatic tin coating of the components is achieved.
Priority Applications (1)
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CN202110925213.5A CN113634843A (en) | 2021-08-12 | 2021-08-12 | Automatic tin-coating equipment and method for through-hole component |
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CN202110925213.5A CN113634843A (en) | 2021-08-12 | 2021-08-12 | Automatic tin-coating equipment and method for through-hole component |
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CN202110925213.5A Pending CN113634843A (en) | 2021-08-12 | 2021-08-12 | Automatic tin-coating equipment and method for through-hole component |
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CN114734108A (en) * | 2022-04-15 | 2022-07-12 | 凌顶世纪科技成都有限公司 | Full-automatic gold-removing tin-coating machine |
CN116511641A (en) * | 2023-07-03 | 2023-08-01 | 快克智能装备股份有限公司 | Surface treatment unit for component, gold and tin removing system and gold and tin removing process |
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CN116511641A (en) * | 2023-07-03 | 2023-08-01 | 快克智能装备股份有限公司 | Surface treatment unit for component, gold and tin removing system and gold and tin removing process |
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