CN112226718B - Full-automatic tin coating device - Google Patents
Full-automatic tin coating device Download PDFInfo
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- CN112226718B CN112226718B CN202010895198.XA CN202010895198A CN112226718B CN 112226718 B CN112226718 B CN 112226718B CN 202010895198 A CN202010895198 A CN 202010895198A CN 112226718 B CN112226718 B CN 112226718B
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/003—Apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
- B65G47/91—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers
- B65G47/915—Devices for picking-up and depositing articles or materials incorporating pneumatic, e.g. suction, grippers provided with drive systems with rotary movements only
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/08—Tin or alloys based thereon
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/14—Removing excess of molten coatings; Controlling or regulating the coating thickness
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Spray Control Apparatus (AREA)
Abstract
The invention discloses a full-automatic tin coating device which comprises a three-degree-of-freedom robot, an annular guide rail, two-degree-of-freedom suction tail end, a component tin coating tool, a tin coating mechanism, an electric control cabinet and the like. This scheme combines components and parts to ward off special structural design such as tin frock through ring rail's design, realizes automatic tin technology of warding off for ward off tin efficiency and obtain very big improvement, ward off tin steady quality reliable, the uniformity is good, and can effectively reduce artifically, can satisfy high-efficient high-quality tin requirement of warding off.
Description
Technical Field
The invention relates to the technical field of tin coating, in particular to a full-automatic tin coating device.
Background
The tin coating is to perform the operations of deoxidation and tin coating before the welding of components, and at present, the manual tin coating is still mainly used for axial and radial devices such as long-leg resistors, diodes, triodes and the like, so that the tin coating efficiency is greatly influenced, the quality of the manual tin coating cannot keep good consistency, and lead smoke generated during tin coating can threaten the health of human bodies if the lead smoke is not well treated.
A novel patent with a publication number of (CN 205764332U) discloses an automatic tin coating device for chip pins, wherein a four-axis linear platform is adopted to realize automatic chip grabbing for tin coating; although automatic tin coating is also realized, the method cannot meet the requirements of effective and high-precision tin coating of special axial and radial devices such as long-leg resistors and the like; the invention patent with application publication number [ CN 109778095A ] discloses a tin enameling device for pins of aerospace electronic components, which can be adjusted and positioned according to tin enameling positions of different components, thereby ensuring accurate tin enameling positions and good tin enameling consistency, realizing tin enameling treatment of a plurality of components of the same type at one time, and further improving tin enameling efficiency.
Disclosure of Invention
Aiming at the defects of low efficiency and poor precision of the conventional tin enameling device, the invention provides the full-automatic tin enameling device which can effectively improve the tin enameling efficiency and precision, has good consistency and meets the requirement of high-quality tin enameling.
Compared with the prior art, the invention has the advantages and positive effects that: a full-automatic tin coating device comprises a three-degree-of-freedom robot, an annular guide rail, a two-degree-of-freedom absorption tail end, a component tin coating tool, a tin scraping mechanism and an electric control cabinet; the two-degree-of-freedom suction tail end is arranged on the three-degree-of-freedom robot, the annular guide rail is provided with a detection area and a grabbing area, the three-degree-of-freedom robot is controlled by the electric control cabinet to reach any position of the tin coating working area, and the grabbing and angle adjustment of a to-be-tin-coated device are carried out through the two-degree-of-freedom suction tail end under the control of the three-degree-of-freedom robot;
the component tin plating tool comprises a lower device tin plating tool cover and an upper device tin plating tool cover, wherein a plurality of slope circular holes are correspondingly formed in the lower device tin plating tool cover and the upper device tin plating tool cover in pairs and used for clamping components to be tin plated, tin plating on the components can be realized at one time, and the consistency of the components is ensured;
the tin scraping mechanism comprises a tin scraping mechanism F shaft motor, a soldering flux container, a gold removing tin pot, a tin enameling pot and a tin scraping mechanism G shaft motor, wherein the soldering flux container, the gold removing tin pot and the tin enameling pot are arranged on a bottom plate side by side, the tin scraping mechanism F shaft motor and the tin scraping mechanism G shaft motor are arranged on the adjacent side edges of the bottom plate in a right angle manner, the tin scraping mechanism F shaft motor is used for driving the tin scraping mechanism G shaft motor to move forwards and backwards, the tin scraping mechanism G shaft motor is used for driving the tin scraping mechanism to scrape a tin plate to rotate by a specific angle, when the tin scraping mechanism is required to scrape tin, the tin scraping mechanism F shaft motor drives the tin scraping mechanism G shaft motor to move to the edge position of the tin pot, after the tin scraping mechanism G shaft motor moves to drive the tin scraping mechanism to rotate to a proper angle, the tin scraping mechanism F shaft motor continues to move, and drives the tin scraping mechanism to scrape the tin plate to move on the surface of tin liquid, and scraping an oxide layer on the surface of the tin liquid, thereby meeting the tin-coating requirement.
Further, the ring-shaped guide rail comprises a ring-shaped guide rail tool placement transfer mechanism and a ring-shaped guide rail rotating power stepping motor, the component tin-plating tool is placed on the ring-shaped guide rail tool placement transfer mechanism, and the component tin-plating tool moves along with the ring-shaped guide rail rotating power stepping motor through movement of the ring-shaped guide rail rotating power stepping motor.
Further, ring rail limit switch, locating pin and locating pin motor still are provided with to one side below of ring rail, and the locating pin links to each other with the output shaft of locating pin motor, makes ring rail stop after the ring rail limit switch enables, and the locating pin realizes placing the draw-in groove on the transfer mechanism with the ring rail frock and cooperatees and carry out the secondary positioning under the control of locating pin motor for the physical position that components and parts warded off the tin frock keeps unanimous, thereby guarantees that the frock position of snatching at every turn is unanimous, improves and snatchs the precision.
Further, two degrees of freedom absorb the end and include that two degrees of freedom absorb terminal A axle rotating electrical machines, and two degrees of freedom absorb terminal B axle rotating electrical machines and two degrees of freedom absorb terminal sucking disc, and two degrees of freedom absorb terminal sucking disc and are used for absorbing the frock that needs to ward off tin, and two degrees of freedom absorb terminal A axle rotating electrical machines motion and adjust A axle angle, and two degrees of freedom absorb terminal B axle rotating electrical machines motion and adjust B axle angle, can adjust the angle of warding off the tin device through two motor cooperation motions in order to realize better warding off tin.
Further, the device is warded off tin frock lower cover and the device and is warded off one side of tin frock upper cover and is warded off tin frock pivot connection through the device, can use the device to ward off tin frock pivot and open as the pivot and close, and the opposite side is provided with device and is warded off tin frock upper cover magnet and device and warded off tin frock lower cover magnet, and the back device is warded off tin frock upper cover magnet and device and warded off tin frock lower cover magnet 28 actuation with the frock and be in the same place, guarantees that the frock closes intact.
Furthermore, a component detection unit is arranged on the three-degree-of-freedom robot and is responsible for detecting whether components exist in the detection area or not and reading specific tin coating parameters according to component classification information.
Further, the tin scraping mechanism further comprises a gold tin pot liquid level distance measuring sensor and a tin pot liquid level distance measuring sensor, wherein the gold tin pot liquid level distance measuring sensor and the tin pot liquid level distance measuring sensor are correspondingly arranged right above the gold tin pot and the tin pot to detect the corresponding liquid levels.
The tin enameling device provided by the scheme comprises a component tin enameling tool, wherein the component tin enameling tool moves along with an annular guide rail, and when the component tin enameling tool arrives at a specific working area, the three-degree-of-freedom robot is controlled by an electric control cabinet to execute a corresponding process, a component detection unit is arranged on the three-degree-of-freedom robot, if detection exists, tin enameling parameters corresponding to the component tin enameling tool are given according to component classification information, the electric control cabinet is used for controlling the three-degree-of-freedom suction end to suck components to a corresponding station for operation, the special design of the component tin enameling tool is combined, tin enameling operation can be simultaneously carried out on a plurality of components, tin enameling efficiency is greatly improved, tin enameling quality is stable and reliable, consistency is good, manual labor can be effectively reduced, and high-efficiency and high-quality tin enameling requirements are met.
Drawings
FIG. 1 is a schematic view of the overall structure of a full-automatic tin enameling device according to an embodiment of the invention;
FIG. 2 is a schematic view of the circular guide rail of FIG. 1;
FIG. 3 is a schematic view of the suction tip of FIG. 1;
FIG. 4 is a schematic view of the tin scraping mechanism of FIG. 1;
FIG. 5 is a schematic view of a tin-coating tool for the device in FIG. 1;
FIG. 6 is a schematic view of a tin-coating tool for the device without the cover in FIG. 5;
FIG. 7 is a schematic view of a full-automatic tin coating process according to an embodiment of the present invention;
wherein: 1. sucking a tail end; 2. a three-degree-of-freedom robot; 3. an annular guide rail; 4. a component tin-coating tool; 5. a tin scraping mechanism; 6. an electric control cabinet; 7. detecting a region; 8. grabbing an area; 9. the annular guide rail tool is provided with a transfer mechanism; 10. positioning pins; 11. a limit switch of the annular guide rail; 12. a positioning pin motor; 13. a ring-shaped guide rail rotary power stepping motor; 14. a two-degree-of-freedom suction tail end A shaft rotating motor; 15. a two-degree-of-freedom suction tail end B-axis rotating motor; 16. two-degree-of-freedom suction tail end sucker; 17. a shaft F motor of the tin scraping mechanism; 18. a flux container; 19. removing the gold and tin pot; 20. a tin-coating tin pot; 21. a gold tin removing pot liquid level distance measuring sensor; 22. a liquid level distance measuring sensor of the tin-enameled pot; 23. a G-axis motor of the tin scraping mechanism; 24. a rotating shaft of a tin plating tool of a device; 25. a lower cover of a device tin coating tool; 26. the device is enameled with tin and is mounted on the upper cover; 27. covering a magnet on the device tin coating tool; 28. a lower cover magnet of the device tin coating tool; 29. the tin scraping mechanism is used for scraping a tin plate.
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. In this embodiment, the "front-back" positional relationship is that the direction in which the three-degree-of-freedom robot moves closer to the electric control cabinet 6 is front, and the direction in which the three-degree-of-freedom robot moves away from the electric control cabinet 6 is back, and in addition, it should be noted that: the A shaft is a shaft with two degrees of freedom for rotating the suction tail end in the vertical direction; the B shaft is a shaft which rotates by 360 degrees and drives the tool to rotate by the two-degree-of-freedom suction tail end; the shaft F is a shaft of the tin scraping mechanism which horizontally moves between the tin pots; the G shaft is a shaft for moving the scraping blade of the tin scraping mechanism in an angle manner; in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those described herein, and thus, the present invention is not limited to the specific embodiments disclosed below.
The embodiment provides a full-automatic tin enameling device, which is used for realizing automatic tin enameling of electronic components, and as shown in fig. 1, the device comprises a three-degree-of-freedom robot 2, an annular guide rail 3, a two-degree-of-freedom suction tail end 1, a component tin enameling tool 4, a tin scraping mechanism 5, an electric control cabinet 6 and the like, wherein a detection area 7 and a grabbing area 8 are arranged on the annular guide rail 3; the three-degree-of-freedom robot 2 is controlled by the electric control cabinet 6 to reach any position of a tin coating working area, and tin coating parameters can be modified randomly during tin coating; in addition, a component detection unit is arranged on the three-degree-of-freedom robot 2 and is responsible for detecting whether components exist in the detection area 7 or not, if yes, component classification information is given, and specific tin coating parameters are read according to the component classification information and transmitted to an electric control cabinet;
as shown in fig. 2, the ring rail 3 includes that the ring rail tooling places the transit mechanism 9, the locating pin motor 12 and the ring rail rotating power step motor 13, the motion through the ring rail rotating power step motor 13 makes the components and parts tin-lined tooling 4 move ahead on the ring rail tooling places the transit mechanism 9 and along with it is continuous, when the frock is got to the frock and the region 8 is got to the arrival, the ring rail limit switch 11 makes and stops after enabling, the locating pin motor 12 carries out the action control locating pin 10 and the ring rail tooling and places the draw-in groove cooperation on the transit mechanism 9 and carry out the secondary positioning simultaneously, make the components and parts tin-lined tooling 4's physical position keep unanimous, thereby guarantee that the frock position of grabbing at every turn is unanimous, improve and snatch the precision.
As shown in fig. 3, the two-degree-of-freedom suction terminal 1 comprises a two-degree-of-freedom suction terminal a shaft rotating motor 14, a two-degree-of-freedom suction terminal B shaft rotating motor 15 and a two-degree-of-freedom suction terminal sucker 16, the two-degree-of-freedom suction terminal sucker 16 is responsible for sucking a tool needing tin coating, the two-degree-of-freedom suction terminal a shaft rotating motor 14 is used for adjusting the angle of an a shaft in a moving mode, the two-degree-of-freedom suction terminal B shaft rotating motor 15 is used for adjusting the angle of a B shaft in a moving mode, and the angle of a tin coating device can be adjusted through the matching movement of the two motors so as to achieve better tin coating.
As shown in fig. 5 and 6, the component tin-plating tool 4 comprises a component tin-plating tool rotating shaft 24, a component tin-plating tool lower cover 25, a component tin-plating tool upper cover 26, a component tin-plating tool upper cover magnet 27 and a component tin-plating tool lower cover magnet 28, the component tin-plating tool rotating shaft 24 assembles the component tin-plating tool lower cover 25 and the component tin-plating tool upper cover 26 together, the component tin-plating tool lower cover 25 and the component tin-plating tool upper cover 26 can be opened and closed by taking the component tin-plating tool rotating shaft 24 as a rotating shaft, and the component tin-plating tool upper cover magnet 26 and the component tin-plating tool lower cover magnet 28 are attracted together after the tool is closed to ensure that the tool is closed perfectly. The device is warded off tin frock lower cover 25, the device is warded off tin frock upper cover 26 and is opened a plurality of slope round holes in pairs, be used for blocking the components and parts of putting into the frock, the device is warded off tin frock lower cover 25 simultaneously, the width that tin frock upper cover 21 was warded off to the device can be suitable for most axial device, when components and parts are warded off tin frock area and one side in round hole is in directly over, components and parts can slide to the opposite side bottom under the action of gravity, guarantee that components and parts tube leg all exposes in the frock outside, thereby conveniently warded off tin.
As shown in fig. 4, the tin-coating mechanism comprises a tin-coating pot 20 and a liquid level distance measuring sensor 22; the tin scraping mechanism 5 comprises a tin scraping mechanism F shaft motor 17, a scaling powder container 18, a gold tin removing pot 19, a gold tin removing pot liquid level distance measuring sensor 21 and a tin scraping mechanism G shaft motor 23, wherein the tin scraping mechanism F shaft motor 17 is responsible for driving the tin scraping mechanism G shaft motor 23 to move back and forth, the tin scraping mechanism G shaft motor 23 is responsible for driving the tin scraping mechanism to scrape the tin plate 29 to rotate for a certain angle, when the tin scraping mechanism is required to scrape tin, the tin scraping mechanism F shaft motor 17 drives the tin scraping mechanism G shaft motor 23 to move to the edge position of the tin pot, after the edge position of the tin pot is reached, the tin scraping mechanism G shaft motor 23 moves to drive the tin scraping mechanism to scrape the tin plate 29 to rotate to a proper angle, the tin scraping mechanism F shaft motor 17 continues to move, the tin scraping mechanism is driven to scrape the tin plate 29 to move on the surface of tin liquid, and an oxide layer on the surface of the tin liquid is scraped, so that the tin lining requirement is met.
During specific work, a component tin-coating tool 4 is placed on an annular guide rail 3, the tool is moved to a detection area 7 through continuous movement of the annular guide rail 3, the annular guide rail 3 stops running after the annular guide rail is enabled by an annular guide rail limit switch 11, a transfer mechanism 9 of an annular guide rail tool device is fixed through a positioning pin 10, component detection is started in the detection area 7, if no component is detected, the positioning pin 10 is opened, and the annular guide rail 3 continues to move until the component is detected; after the existence of components is detected and the types of the components are determined, the tin coating tool 4 of the components is moved to a grabbing area 8 through the three-degree-of-freedom robot 2, the sucking tail end 1 of the three-degree-of-freedom robot 2 is rapidly moved to the grabbing area 8, the two-degree-of-freedom sucking tail end sucker 16 descends to a proper position according to read tin coating parameters (including tool grabbing position, soldering flux dipping depth, tin coating position, device tin coating depth, tin coating device entering speed, tin coating device tin outlet speed, tin coating device moving distance, tin coating moving speed, tin coating tool descending position and other parameters), and the tin coating tool 4 of the components is sucked, and after the suction, the three-degree-of-freedom robot 2 is brought to the sucking tail end 1 to start moving.
And when the three-degree-of-freedom robot 2 moves, the annular guide rail positioning pin 10 is opened, the annular guide rail 2 continues to move, the next device is moved to the component detection area 7, and the suction tail end 1 is moved to the position of the soldering flux according to the tin coating parameters. And (3) starting the tin scraping operation by the tin scraping mechanism 5 to scrape the oxide layer on the surface of the tin liquid while the three-degree-of-freedom robot 2 moves the suction tail end 1 from the grabbing area 8 to the soldering flux container 18. The two-freedom-degree absorption tail end 1 carries out soldering flux dipping after direction and angle adjustment is completed according to tin-coating parameters, before the soldering flux dipping, the two-freedom-degree absorption tail end 1 firstly shakes up and down at high acceleration and speed within a proper height range (ensuring that pins of components are exposed outside a tool), after the soldering flux dipping is completed, after a tin scraping action is completed, a liquid level detection area starts to continuously measure the liquid level of a tin pot, after a plurality of numerical values are taken, values with obvious abnormal deviation are removed, an average value is obtained after the maximum value and the minimum value are removed, the liquid level height of the tin pot is used as the liquid level height of the tin pot, if a device needs to remove gold or tin, the absorption tail end 1 is moved to a tin-coating position through a three-freedom-degree robot 2, the direction angle of the absorption tail end 1 is adjusted according to the tin-coating parameters, and the height which the absorption tail end 1 needs to reach is adjusted according to the measured liquid level height of the tin pot, reduce the tin coating error caused by the liquid level height change of the tin pot. The three-degree-of-freedom robot 2 drives the absorption tail end 1 to rapidly move to a proper distance above a tin pot (determined according to the length of a pin of a component), then the speed is reduced to the speed required by tin coating parameters, the absorption tail end 1 slowly enters the tin coating pot 20, after the absorption tail end enters the tin coating pot 20 and waits for a certain time, the three-degree-of-freedom robot 2 drives the absorption tail end 1 to horizontally move for a certain distance in the tin coating pot 20, the pin of the component is fully tin coated, after the waiting for a certain time, the absorption tail end 1 is driven by the three-degree-of-freedom robot 2 to be lifted to a certain height, and the tin coating of the pin of the component is completed by the method. Two degrees of freedom absorb behind the terminal B axle rotating electrical machines 15 rotatory certain angle, remove to the scaling powder position, scrape tin mechanism 5 simultaneously and start the action of scraping tin, treat that the action of scraping tin is accomplished and the scaling powder dips in and gets the completion after, carry out the tin-plating action according to the tin liquid value that the liquid level detection area detected, inhale after the tin-plating is accomplished that terminal 1 resumes to initial position, then three degree of freedom robots 2 will absorb the terminal removal and snatch regional 8 to the device, put down back then one with the components and parts frock and ward off the tin circulation and end.
Assuming that the device A, B, C is sequentially subjected to tin coating, the detailed description of the whole automatic tin coating process is carried out through the tin coating process of the device B, and the specific flow chart is shown in FIG. 7.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.
Claims (4)
1. A full-automatic tin coating device is characterized by comprising a three-degree-of-freedom robot (2), an annular guide rail (3), a two-degree-of-freedom suction tail end (1), a component tin coating tool (4), a tin scraping mechanism (5) and an electric control cabinet (6); the two-freedom-degree suction tail end (1) is arranged on the three-freedom-degree robot (2), the annular guide rail (3) is provided with a detection area (7) and a grabbing area (8), the three-freedom-degree robot (2) is controlled by the electric control cabinet (6) to reach any position of a tin coating working area, and the grabbing and angle adjustment of a tin coating device to be treated are carried out through the two-freedom-degree suction tail end (1) under the control of the three-freedom-degree robot (2);
the three-degree-of-freedom robot (2) is provided with a component detection unit for detecting whether components exist in the detection area (7) or not and reading specific tin coating parameters according to component classification information;
the component tin plating tool (4) comprises a lower device tin plating tool cover (25) and an upper device tin plating tool cover (26), wherein a plurality of slope circular holes are correspondingly formed in the lower device tin plating tool cover (25) and the upper device tin plating tool cover (26) in pairs and used for clamping components to be tin plated;
the tin scraping mechanism (5) comprises a tin scraping mechanism F shaft motor (17), a scaling powder container (18), a gold tin removing pot (19), a tin enameling pot (20) and a tin scraping mechanism G shaft motor (23), the scaling powder container (18), the gold tin removing pot (19) and the tin enameling pot (20) are arranged on a bottom plate side by side, the tin scraping mechanism F shaft motor (17) and the tin scraping mechanism G shaft motor (23) are arranged on the adjacent side edges of the bottom plate in a right angle mode, the tin scraping mechanism F shaft motor (17) is used for driving the tin scraping mechanism G shaft motor (23) to move front and back, and the tin scraping mechanism G shaft motor (23) is used for driving the tin scraping mechanism tin scraping plate (29) to rotate for a specific angle;
the annular guide rail (3) comprises an annular guide rail tool placement transfer mechanism (9) and an annular guide rail rotating power stepping motor (13), the component tin plating tool (4) is placed on the annular guide rail tool placement transfer mechanism (9), and the component tin plating tool (4) moves along with the annular guide rail tool placement transfer mechanism through the movement of the annular guide rail rotating power stepping motor (13);
the annular guide rail tool is characterized in that an annular guide rail limiting switch (11), a positioning pin (10) and a positioning pin motor (12) are further arranged below one side of the annular guide rail (3), the positioning pin (10) is connected with an output shaft of the positioning pin motor (12), the annular guide rail limiting switch (11) enables the annular guide rail (3) to stop, and the positioning pin (10) is controlled by the positioning pin motor (12) to be matched with a clamping groove in the annular guide rail tool placement transfer mechanism (9) to perform secondary positioning.
2. The full-automatic tin coating device according to claim 1, characterized in that: the two-freedom-degree suction tail end (1) comprises a two-freedom-degree suction tail end A shaft rotating motor (14), a two-freedom-degree suction tail end B shaft rotating motor (15) and a two-freedom-degree suction tail end sucker (16), the two-freedom-degree suction tail end sucker (16) is used for sucking a tool needing tin coating, the two-freedom-degree suction tail end A shaft rotating motor (14) moves to adjust the A shaft angle, and the two-freedom-degree suction tail end B shaft rotating motor (15) moves to adjust the B shaft angle.
3. The full-automatic tin coating device according to claim 1, characterized in that: one side of the device tin-plating tool lower cover (25) and one side of the device tin-plating tool upper cover (26) are connected through a device tin-plating tool rotating shaft (24), and the other side is provided with a device tin-plating tool upper cover magnet (27) and a device tin-plating tool lower cover magnet (28).
4. The full-automatic tin coating device according to claim 1, characterized in that: scrape tin mechanism (5) still including removing gold tin pot liquid level ranging sensor (21) and warding off tin pot liquid level ranging sensor (22), remove setting that gold tin pot liquid level ranging sensor (21) and warding off tin pot liquid level ranging sensor (22) correspond and be removing gold tin pot (19) and warding off tin pot (20) directly over for detect its liquid level that corresponds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115106604B (en) * | 2021-03-19 | 2023-10-20 | 航天科工惯性技术有限公司 | Component tin coating control device and control method using same |
| CN113088857A (en) * | 2021-04-01 | 2021-07-09 | 北京中鼎昊硕科技有限责任公司 | Gold-removing tin-coating system, lead pretreatment equipment and lead pretreatment method |
| CN113634843A (en) * | 2021-08-12 | 2021-11-12 | 四川航天燎原科技有限公司 | Automatic tin-coating equipment and method for through-hole component |
| CN115365601A (en) * | 2022-09-02 | 2022-11-22 | 航天恒星科技有限公司 | Remove gold and ward off tin device |
| CN116511641B (en) * | 2023-07-03 | 2023-09-22 | 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 |
| CN117359044A (en) * | 2023-10-27 | 2024-01-09 | 南京航空航天大学 | Online monitoring-based component flexible tin coating device and process method |
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| GB191514488A (en) * | 1915-10-13 | 1916-10-05 | John Richard Owen | Improvements in and relating to the Conveyance of Metal-coated Plates during Manufacture. |
| CN201459225U (en) * | 2009-05-21 | 2010-05-12 | 北京航天光华电子技术有限公司 | Automatic tin coating machine |
| CN206010091U (en) * | 2016-08-26 | 2017-03-15 | 江苏雷利电机股份有限公司 | A kind of flexible automatic tin coating mechanism and automatic production line |
| CN109385594A (en) * | 2018-10-26 | 2019-02-26 | 中国电子科技集团公司第三十八研究所 | It is a kind of to ward off the robot arm of tin for SMP connector outer conductor, warding off tin method |
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| CN110438430A (en) * | 2019-08-19 | 2019-11-12 | 四川航天燎原科技有限公司 | A kind of scaling powder liquid level stabilizing control system for automatic tin coating machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191514488A (en) * | 1915-10-13 | 1916-10-05 | John Richard Owen | Improvements in and relating to the Conveyance of Metal-coated Plates during Manufacture. |
| CN201459225U (en) * | 2009-05-21 | 2010-05-12 | 北京航天光华电子技术有限公司 | Automatic tin coating machine |
| CN206010091U (en) * | 2016-08-26 | 2017-03-15 | 江苏雷利电机股份有限公司 | A kind of flexible automatic tin coating mechanism and automatic production line |
| CN109385594A (en) * | 2018-10-26 | 2019-02-26 | 中国电子科技集团公司第三十八研究所 | It is a kind of to ward off the robot arm of tin for SMP connector outer conductor, warding off tin method |
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