CN214443990U - Soldering tin testboard - Google Patents

Soldering tin testboard Download PDF

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Publication number
CN214443990U
CN214443990U CN202023080680.2U CN202023080680U CN214443990U CN 214443990 U CN214443990 U CN 214443990U CN 202023080680 U CN202023080680 U CN 202023080680U CN 214443990 U CN214443990 U CN 214443990U
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CN
China
Prior art keywords
tin
scraping
rod
melting furnace
soldering
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CN202023080680.2U
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Chinese (zh)
Inventor
曾琦
吴伟坚
林伟勇
李振果
蔡跃祥
唐锋
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Hongtai Electromechanical Technology Zhangzhou Co ltd
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Hongtai Electromechanical Technology Zhangzhou Co ltd
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Priority to CN202023080680.2U priority Critical patent/CN214443990U/en
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Abstract

The utility model provides a soldering tin test board, which comprises a frame, a soldering tin furnace, a soldering tin lifting mechanism, a soldering tin slag scraping mechanism and a controller; the controller is electrically connected with the tin melting furnace, the tin soldering lifting mechanism and the tin slag scraping mechanism; the tin melting furnace is arranged on the frame, and the tin soldering lifting mechanism and the tin slag scraping mechanism are arranged above the tin melting furnace; and the tin scraping mechanism is arranged at the rear side of the tin soldering lifting mechanism, so that the safety is improved, and the operation is convenient.

Description

Soldering tin testboard
Technical Field
The utility model relates to a soldering tin testboard.
Background
In the existing solderability test, a worker mainly places a PCB in a tin melting furnace manually, and potential safety hazards and health hazards exist in the process; for example: in the process of placement, workers have misoperation and scald due to distraction; or the solution in the tin melting furnace is splashed due to the fact that foreign matters are added into the tin melting furnace, workers are scalded, and the like; in addition, in the manual operation process of workers, gas exhausted from the tin melting furnace can be sucked, so that the health of the tin melting furnace is damaged;
in the manual operation process of workers, the placing time and the placing position cannot be accurately controlled; often, the PCB is taken out early or too late due to misjudgment, so that the PCB is unqualified.
Disclosure of Invention
The to-be-solved technical problem of the utility model lies in providing a soldering tin testboard, improves the security, the operation of being convenient for.
The utility model discloses a realize like this: a soldering tin test bench comprises a rack, a soldering tin furnace, a soldering tin lifting mechanism, a soldering tin scraping mechanism and a controller;
the controller is electrically connected with the tin melting furnace, the tin soldering lifting mechanism and the tin slag scraping mechanism;
the tin melting furnace is arranged on the frame, and the tin soldering lifting mechanism and the tin slag scraping mechanism are arranged above the tin melting furnace; and the tin scraping mechanism is arranged at the rear side of the soldering tin lifting mechanism.
Furthermore, the soldering tin lifting mechanism comprises a servo motor, a screw rod module, a first fixing rod, a second fixing rod, a cross rod and at least one clamp, wherein the first fixing rod and the second fixing rod are fixed on the rack and are positioned on the left side and the right side of the soldering tin furnace; the screw rod module is arranged on the first fixed rod, one end of the cross rod is arranged on the second fixed rod in a sliding mode, and the other end of the cross rod is connected to the screw rod module; the servo motor is connected to the lead screw module, and the clamp is arranged on the cross rod in a sliding manner; the servo motor is electrically connected to the controller.
Further, the tin scraping mechanism comprises a scraping plate, a fixed rod, a transverse guide rail, a vertical guide rail, a front tin scraping unit, a rear tin scraping unit and a cam unit; the scraper is arranged on the fixed rod, the fixed rod is arranged on the transverse guide rail in a sliding manner, the transverse guide rail is arranged on the vertical guide rail in a sliding manner, a guide wheel is arranged below the transverse guide rail, and the guide wheel is in contact with the cam unit; the cam unit is arranged on the rack, and the front and rear tin scraping units are respectively connected with the cam unit and the fixing rod.
Furthermore, the cam unit comprises a stepping motor, a fixed support and a cam, the stepping motor is connected to the cam, the stepping motor is fixed on the fixed support, and the fixed support is arranged on the rack; the cam is in contact with the guide wheel and is connected to the front and rear tin scraping units.
Further, the unit around scraping tin includes scraping tin rocker mount, scrapes tin around rocker, first connecting rod, second connecting rod, scrape tin around one end hinge connect to scrape tin rocker mount, scrape tin rocker mount and be fixed in the frame, the both ends of first connecting rod articulate respectively to cam unit and scrape tin around the rocker, the both ends of second connecting rod articulate respectively to the other end of dead lever and scraping tin around the rocker.
Furthermore, the tin slag melting furnace also comprises a tin slag groove which is arranged at the rear side of the tin melting furnace.
The tin dross guiding groove is arranged above the tin dross groove at an outlet; the tin dross guide groove is arranged above the tin melting furnace.
Further, still include a smoke extraction hood, smoke extraction hood locates the frame top.
Further, the controller is a PLC.
Further, still include the control screen, the control screen is connected to the controller.
The utility model has the advantages that:
1. the test device (such as a PCB) can be immersed into a tin bath of a tin melting furnace by equipment after being clamped by a worker;
2. the immersion depth and time of a test device (such as a PCB) are controllable, so that the result is more accurate;
3. the equipment is convenient for workers to operate, the workers only need to set parameters, and then the operation process is full-automatic, and the equipment is very safe and reliable.
Drawings
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
Fig. 1 is a schematic view of a soldering test table of the present invention.
Fig. 2 is a schematic diagram of a soldering tin test board of the present invention.
Fig. 3 is a third schematic view of the soldering tin testing table of the present invention.
Detailed Description
Referring to fig. 1 to 3, the present embodiment provides a solder testing platform, which includes a frame 1, a solder melting furnace 2, a solder lifting mechanism 3, a solder scraping mechanism 4, and a controller 5;
the controller 5 is electrically connected with the tin melting furnace 2, the soldering tin lifting mechanism 3 and the tin slag scraping mechanism 4;
the tin melting furnace 2 is arranged on the frame 1, and the tin soldering lifting mechanism 3 and the tin slag scraping mechanism 4 are both arranged above the tin melting furnace 2; the tin slag scraping mechanism 4 is arranged on the rear side of the soldering tin lifting mechanism 3, and the controller 5 is a PLC; the controller 5 controls the soldering tin lifting mechanism 3 to move up and down, so that the test device is immersed into the tin melting furnace 2; after the test is completed; if the tin dross is contained in the tin melting furnace 2, the tin dross on the surface in the tin melting furnace 2 is scraped by controlling the tin dross scraping mechanism 4;
the left side, the right side and the rear side of the rack 1 can be provided with detachable baffles.
The soldering tin lifting mechanism 3 comprises a servo motor 31, a lead screw module 32, a first fixing rod 33, a second fixing rod 34, a cross rod 35 and at least one clamp 36, wherein the first fixing rod 33 and the second fixing rod 34 are fixed on the rack 1 and are positioned at the left side and the right side of the soldering tin furnace 2; the lead screw module 32 is arranged on the first fixing rod 33, one end of the cross rod 35 is slidably arranged on the second fixing rod 34, and the other end of the cross rod 35 is connected to the lead screw module 32; the servo motor 31 is connected to the lead screw module 32, and the clamp 36 is slidably arranged on the cross rod 35; the servo motor 31 is electrically connected to the controller 5; the servo motor 31 drives the lead screw module 32, so that the lead screw module 32 drives the cross rod 34 to move up and down; and the device to be tested can be clamped by the clamp 36 to move up and down along with the cross bar 35 and be immersed in the tin water.
The tin slag scraping mechanism 4 comprises a scraping plate 41, a fixing rod 42, a transverse guide rail 43, a vertical guide rail 44, a front tin scraping unit 45, a rear tin scraping unit 45 and a cam unit 46; the scraper 41 is arranged on the fixed rod 42, the fixed rod 42 is slidably arranged on the transverse guide rail 43, the transverse guide rail 43 is slidably arranged on the vertical guide rail 44, a guide wheel 431 is arranged below the transverse guide rail 43, and the guide wheel 431 is in contact with the cam unit 46; the cam unit 46 is arranged on the frame 1, and the front and rear tin scraping units 45 are respectively connected with the cam unit 46 and the fixing rod 42; the cam unit 46 rotates and contacts the guide wheel 431 through the cam unit 46, so that the cam unit 46 can move the transverse guide rail 43 up and down along the vertical guide rail 44; then, the cam unit 46 drives the tin scraping front-back unit 45 to act, and further drives the fixing rod 42 to move back and forth along the transverse guide rail 43; this allows the fixing rod 42 to be lifted, moved forward, and then lowered so that the scraping blade 41 just touches the dross in the solder pot 2, and then the scraping blade 41 is moved backward so that the dross is scraped off.
The cam unit 46 includes a stepping motor 461, a fixing bracket 462 and a cam 463, the stepping motor 461 is connected to the cam 463, the stepping motor 461 is fixed to the fixing bracket 462, and the fixing bracket 462 is disposed on the frame 1; the cam 463 is in contact with the guide wheel 431, and the cam 463 is connected to the front and rear tin scraping units 45; the stepping motor 461 drives the cam 467 to rotate, and the guide wheel 431 is abutted against the cam 461; the rotating cam 461 will jack up the guide wheel 431 to move upward, so that the transverse guide rail 43 on the vertical guide rail 44 can move upward, and further drive the scraper 41 to move up and down.
The front and rear tin scraping units 45 comprise a tin scraping rocker fixing frame 451, a front and rear tin scraping rocker 452, a first connecting rod 453 and a second connecting rod 454, one end of the front and rear tin scraping rocker 452 is hinged to the tin scraping rocker fixing frame 451, the tin scraping rocker fixing frame 451 is fixed on the rack 1, two ends of the first connecting rod 453 are respectively hinged to the cam unit 46 and the front and rear tin scraping rocker 452, and two ends of the second connecting rod 454 are respectively hinged to the other end of the front and rear tin scraping rocker 452 and the fixing rod 42; the cam unit 46 rotates to drive the first link 453, the first link 453 pulls the front and rear tin scraping rocker 452 to move forward, and the fixing rod 42 is pushed by the second link 454 to move forward and backward on the transverse guide rail 43; thereby driving the scraper 41 connected to the fixing rod 42 to move forward and backward.
Another embodiment provides a soldering tin test bench, which further comprises a tin slag groove 6, wherein the tin slag groove 6 is arranged at the rear side of the tin melting furnace 2; the tin dross accommodating box is detachable and convenient to replace or take out the tin dross.
Another embodiment provides a soldering tin test bench, which further comprises a tin dross guide groove 7, wherein an outlet of the tin dross guide groove 7 is arranged above the tin dross groove 6; the tin dross guide groove 7 is arranged above the tin melting furnace 2; the dross flows along the dross channel 7 into the dross box 6.
Another embodiment provides a soldering tin test bench, which further comprises a smoke extraction hood 8, wherein the smoke extraction hood 8 is arranged at the top of the rack 1; used for being connected with an exhaust fan to pump away harmful gas floating out of the tin melting furnace 2.
Another embodiment provides that the soldering tin test bench further comprises a control screen (not shown), wherein the control screen is connected to the controller 5; the parameters such as immersion time, distance moved down, etc. are set by the control panel.
Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.

Claims (9)

1. A soldering tin testboard which is characterized in that: the tin melting furnace comprises a rack, a tin melting furnace, a tin soldering lifting mechanism, a tin scraping mechanism and a controller;
the controller is electrically connected with the tin melting furnace, the tin soldering lifting mechanism and the tin slag scraping mechanism;
the tin melting furnace is arranged on the frame, and the tin soldering lifting mechanism and the tin slag scraping mechanism are arranged above the tin melting furnace; the tin slag scraping mechanism is arranged on the rear side of the soldering tin lifting mechanism;
the tin soldering lifting mechanism comprises a servo motor, a lead screw module, a first fixing rod, a second fixing rod, a cross rod and at least one clamp, and the first fixing rod and the second fixing rod are fixed on the rack and are positioned on the left side and the right side of the tin melting furnace; the screw rod module is arranged on the first fixed rod, one end of the cross rod is arranged on the second fixed rod in a sliding mode, and the other end of the cross rod is connected to the screw rod module; the servo motor is connected to the lead screw module, and the clamp is arranged on the cross rod in a sliding manner; the servo motor is electrically connected to the controller.
2. A solder testing station according to claim 1, characterized in that: the tin scraping slag mechanism comprises a scraping plate, a fixed rod, a transverse guide rail, a vertical guide rail, a front tin scraping unit, a rear tin scraping unit and a cam unit; the scraper is arranged on the fixed rod, the fixed rod is arranged on the transverse guide rail in a sliding manner, the transverse guide rail is arranged on the vertical guide rail in a sliding manner, a guide wheel is arranged below the transverse guide rail, and the guide wheel is in contact with the cam unit; the cam unit is arranged on the rack, and the front and rear tin scraping units are respectively connected with the cam unit and the fixing rod.
3. A solder testing station according to claim 2, characterized in that: the cam unit comprises a stepping motor, a fixed support and a cam, the stepping motor is connected to the cam, the stepping motor is fixed on the fixed support, and the fixed support is arranged on the rack; the cam is in contact with the guide wheel and is connected to the front and rear tin scraping units.
4. A solder testing station according to claim 2, characterized in that: the front and rear tin scraping units comprise a tin scraping rocker fixing frame, a front and rear tin scraping rocker, a first connecting rod and a second connecting rod, one end of the front and rear tin scraping rocker is hinged to the tin scraping rocker fixing frame, the tin scraping rocker fixing frame is fixed on the rack, two ends of the first connecting rod are respectively hinged to the cam unit and the front and rear tin scraping rocker, and two ends of the second connecting rod are respectively hinged to the fixing rod and the other end of the front and rear tin scraping rocker.
5. A solder testing station according to claim 1, characterized in that: the tin slag melting furnace is characterized by further comprising a tin slag groove, wherein the tin slag groove is formed in the rear side of the tin melting furnace.
6. A solder testing station according to claim 5, characterized in that: the tin dross guiding groove is arranged above the tin dross groove at an outlet of the tin dross guiding groove; the tin dross guide groove is arranged above the tin melting furnace.
7. A solder testing station according to claim 1, characterized in that: still include a smoke extraction hood, the smoke extraction hood is located the frame top.
8. A solder testing station according to claim 1, characterized in that: the controller is a PLC.
9. A solder testing station according to claim 1, characterized in that: still include the control screen, the control screen is connected to the controller.
CN202023080680.2U 2020-12-18 2020-12-18 Soldering tin testboard Active CN214443990U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023080680.2U CN214443990U (en) 2020-12-18 2020-12-18 Soldering tin testboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023080680.2U CN214443990U (en) 2020-12-18 2020-12-18 Soldering tin testboard

Publications (1)

Publication Number Publication Date
CN214443990U true CN214443990U (en) 2021-10-22

Family

ID=78190745

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023080680.2U Active CN214443990U (en) 2020-12-18 2020-12-18 Soldering tin testboard

Country Status (1)

Country Link
CN (1) CN214443990U (en)

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