CN111961855B - Waste circuit board infrared heating detinning device - Google Patents

Abstract

The invention belongs to the field of circuit board processing equipment, and particularly relates to a waste circuit board infrared heating detin device, which aims at the problems of single function, poor detin effect, low working efficiency, high heating power of a heating wire and high processing cost of the existing heating detin device. The heating detinning device has the advantages of reasonable structure, convenience in operation, rich functions, good detinning effect, high working efficiency, relatively low heating power and high tin extraction and separation efficiency.

Description

Waste circuit board infrared heating detinning device

Technical Field

The invention relates to the technical field of circuit board processing equipment, in particular to an infrared heating detinning device for a waste circuit board.

Background

The circuit board makes the circuit miniaturisation, direct-viewing, play an important role in the batch production of the fixed circuit and optimizing the electric apparatus layout, the circuit board can be called the printed circuit board or printed circuit board, the circuit board is also called the flexible printed circuit board and is made by taking polyimide or polyester film as the substrate one kind has high reliability, the very good flexible printed circuit board, there is certain tin content on the old and useless circuit board, and tin can be extracted and recycled, in order to extract the recovery processing of the circuit board tin, put old and useless computer board, television set board in electric stove to heat and bake tin to extract on the process, used before this is that the tin pot adopts the heating wire to heat and melt tin;

however, the existing heating detinning device has single function, poor detinning effect, low working efficiency, large heating power of the heating wire and high processing cost.

Disclosure of Invention

The invention aims to solve the defects of single function, poor detinning effect, low working efficiency, high heating power of a heating wire and high processing cost of a heating detinning device for a waste circuit board in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

an infrared heating detinning device for waste circuit boards comprises two fixed plates, wherein one side, close to each other, of the two fixed plates is fixedly provided with the same detinning box, the top of the detinning box is provided with an opening, the inner walls of the two sides of the detinning box are respectively and fixedly provided with a mounting plate, the two mounting plates are respectively and fixedly provided with a plurality of infrared carbon fiber heating pipes, the inner wall of the bottom of the detinning box is fixedly connected with a plurality of guide plates, the inner wall of the bottom of the detinning box is fixedly provided with a collecting pipe, the bottoms of the two fixed plates are respectively and fixedly provided with a bottom plate, the top of the bottom plate is provided with a collecting box, the collecting box is positioned at the bottom of the collecting pipe, one side of the two fixed plates is provided with a moving hole, the two moving holes are internally and slidably provided with the same top plate, the bottom of the top plate is provided with a through hole, a moving seat is slidably arranged in the through hole, the bottom of the moving seat is fixedly provided with a placing plate, the utility model discloses a circuit board, including place board, two fixed slots, two splint, fixed wheel and removal seat, place the bottom of board and seted up two fixed slots, equal slidable mounting has splint in two fixed slots, and two splint contact with the both sides of circuit board respectively, and the equal fixed mounting in one side that two splint are close to each other has the layer board, and two layer boards all contact with the bottom of circuit board mutually, the runner is installed in the top rotation of roof, and fixed mounting has a plurality of lugs on the runner, and the runner contacts with removing the seat, and the top fixed mounting of runner has first band pulley, the top fixed mounting of roof has the motor, fixedly connected with second band pulley on the output shaft of motor, and the second band pulley has same belt with the meshing of first band pulley.

Preferably, the equal fixed mounting in both sides of removal seat has the carriage release lever, has all seted up the spring groove on the both sides inner wall of through-hole, and carriage release lever slidable mounting drives the carriage release lever and slides in the spring groove when removing the seat and remove, can stabilize the position when removing the seat and remove.

Preferably, the one end fixedly connected with spring of carriage release lever, the one end fixed connection of spring is on one side inner wall of spring groove, and the carriage release lever extrusion spring, the elastic action of spring drive and remove the seat and reset and remove to this reciprocal messenger removes the seat and drives and place the board and make a round trip to rock.

Preferably, a rotating groove is formed in the top of the top plate, a rotating block is fixedly mounted at the bottom of the rotating wheel and is rotatably mounted in the rotating groove, and the rotating wheel drives the rotating block to rotate in the rotating groove when rotating, so that the rotating position of the rotating wheel can be stabilized.

Preferably, the same connecting hole has been seted up on the one side inner wall that two fixed slots are close to each other, and the equal fixed mounting in one side that two splint are close to each other has the rack, and two racks are slidable mounting respectively on the both sides inner wall of connecting hole, and the gear is installed to the connecting hole internal rotation, and two racks all with gear engagement, splint drive the rack and remove, and the rack drives gear revolve, and the gear drives another rack and removes.

Preferably, a first threaded hole is formed in one side of the clamping plate, a rotating hole is formed in the inner wall of one side of the fixing groove, a lead screw is installed in the rotating hole in a rotating mode, the lead screw is installed in the first threaded hole in a threaded mode, a rotating block is fixedly installed at one end of the lead screw, the rotating block is installed on one side of the placing plate in a rotating mode, the rotating block drives the lead screw to rotate, and the lead screw drives the clamping plate to move.

Preferably, the spout has all been seted up on the both sides inner wall of fixed slot, and the equal fixed mounting in both sides of splint has the slider, and slider slidable mounting drives the slider and slides in the spout when splint remove in the spout that corresponds, can stabilize the position when splint remove.

Preferably, two second screw holes are opened at the top of the top plate, control holes are opened on the inner walls of the tops of the two moving holes, screws are installed in the two control holes in a rotating mode, the screws are installed in the corresponding second screw holes in a threaded mode, adjusting seats are fixedly installed on the top ends of the two screws, and the adjusting seats are installed at the tops of the corresponding fixing plates in a rotating mode.

Compared with the prior art, the invention has the beneficial effects that:

(1) according to the scheme, the infrared heating tin pot is used for melting tin and heating the tin to 340 ℃ to keep constant temperature, the circuit board is placed at the bottom of the placing plate, the rotating block is rotated, the clamping plate drives the rack to move, the rack drives the corresponding clamping plate to move, the two clamping plates clamp and fix the circuit board, the two supporting plates can prevent the circuit board from falling, the two adjusting seats are rotated, the top plate drives the circuit board to move downwards, and the circuit board moves into the tin removing box and is positioned above the infrared carbon fiber heating pipe;

(2) according to the scheme, the plurality of infrared carbon fiber heating pipes are opened, after the panel components and tin are loosened, the motor drives the second belt wheel to rotate, the belt drives the first belt wheel to rotate, the rotating wheel drives the plurality of convex blocks to rotate, the plurality of convex blocks extrude the moving seat back and forth, the moving rod extrudes the spring, the elastic action of the spring drives the moving seat to reset and move, the placing plate drives the circuit board to rock, tin on the circuit board falls into the detinning box after falling off, and the plurality of guide plates guide the tin into the collecting pipe and then fall into the collecting box to be collected;

the heating detinning device has the advantages of reasonable structure, convenience in operation, rich functions, good detinning effect, high working efficiency, relatively low heating power and high tin extraction and separation efficiency.

Drawings

FIG. 1 is a schematic view of a front view structure according to the present invention;

FIG. 2 is a schematic view of part A of the structure proposed by the present invention;

FIG. 3 is a schematic structural diagram of part B according to the present invention;

FIG. 4 is a schematic view of the structure of the clamping plate, the rack and the gear according to the present invention;

fig. 5 is a perspective view of the moving seat and the moving rod according to the present invention.

In the figure: 1. a fixing plate; 2. a tin removing box; 3. mounting a plate; 4. an infrared carbon fiber heating pipe; 5. a guide plate; 6. a collection pipe; 7. a base plate; 8. a collection box; 9. moving the hole; 10. connecting holes; 11. a top plate; 12. a movable seat; 13. placing the plate; 14. fixing grooves; 15. a splint; 16. a circuit board; 17. a travel bar; 18. a spring; 19. a gear; 20. a rack; 21. a rotating wheel; 22. a first pulley; 23. a belt; 24. a second pulley; 25. a motor; 26. a screw rod; 27. rotating the block; 28. a screw; 29. an adjusting seat.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of this patent does not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.

Referring to fig. 1-5, an infrared heating detinning device for waste circuit boards comprises two fixing plates 1, one side of each fixing plate 1, which is close to each other, is fixedly provided with a same detinning box 2, the top of the detinning box 2 is an opening, the inner walls of the two sides of the detinning box 2 are both fixedly provided with a mounting plate 3, the two mounting plates 3 are fixedly provided with a plurality of infrared carbon fiber heating tubes 4, the inner wall of the bottom of the detinning box 2 is fixedly connected with a plurality of guide plates 5, the inner wall of the bottom of the detinning box 2 is fixedly provided with a collecting tube 6, the bottom of the two fixing plates 1 is fixedly provided with a bottom plate 7, the top of the bottom plate 7 is provided with a collecting box 8, the collecting box 8 is positioned at the bottom of the collecting tube 6, one side of the two fixing plates 1 is provided with a moving hole 9, the two moving holes 9 are internally provided with a same top plate 11, the bottom of the top plate 11 is provided with a through hole, and a moving seat 12 is internally slidably mounted in the through hole, remove the bottom fixed mounting of seat 12 and place board 13, the bottom of placing board 13 is equipped with circuit board 16, two fixed slots 14 have been seted up to the bottom of placing board 13, equal slidable mounting has splint 15 in two fixed slots 14, two splint 15 contact with circuit board 16's both sides respectively, the equal fixed mounting in one side that two splint 15 are close to each other has the layer board, two layer boards all contact with circuit board 16's bottom, runner 21 is installed in the top rotation of roof 11, fixed mounting has a plurality of lugs on the runner 21, runner 21 contacts with removal seat 12, the top fixed mounting of runner 21 has first band pulley 22, the top fixed mounting of roof 11 has motor 25, fixedly connected with second band pulley 24 on motor 25's the output shaft, second band pulley 24 has same belt 23 with the meshing of first band pulley 22.

In this embodiment, the moving rod 17 is fixedly mounted on both sides of the moving seat 12, the spring grooves are formed in the inner walls of both sides of the through hole, the moving rod 17 is slidably mounted in the corresponding spring grooves, and the moving seat 12 is driven to slide in the spring grooves when moving, so that the moving seat 12 can be stably moved.

In this embodiment, the one end fixedly connected with spring 18 of carriage release lever 17, the one end fixed connection of spring 18 is on one side inner wall of spring groove, and carriage release lever 17 extrudees spring 18, and the elastic action of spring 18 drives carriage 12 and moves that resets to this is reciprocal makes carriage 12 drive and places board 13 and make a round trip to rock.

In this embodiment, a rotating groove is formed in the top of the top plate 11, a rotating block is fixedly mounted at the bottom of the rotating wheel 21, the rotating block is rotatably mounted in the rotating groove, and the rotating wheel 21 drives the rotating block to rotate in the rotating groove when rotating, so that the position of the rotating wheel 21 when rotating can be stabilized.

In this embodiment, the same connecting hole 10 has been seted up on the one side inner wall that two fixed slots 14 are close to each other, the equal fixed mounting in one side that two splint 15 are close to each other has rack 20, two rack 20 respectively slidable mounting are on the both sides inner wall of connecting hole 10, gear 19 is installed to connecting hole 10 internal rotation, two rack 20 all with gear 19 meshing, splint 15 drive rack 20 and remove, rack 20 drives gear 19 and rotates, gear 19 drives another rack 20 and removes.

In this embodiment, first screw hole has been seted up to one side of splint 15, has seted up the rotation hole on one side inner wall of fixed slot 14, rotates downthehole rotation and installs lead screw 26, and the lead screw 26 screw thread is installed at first screw hole, and the one end fixed mounting of lead screw 26 has turning block 27, and turning block 27 rotates and installs in the one side of placing board 13, and turning block 27 drives lead screw 26 and rotates, and lead screw 26 drives splint 15 and removes.

In this embodiment, all seted up the spout on the both sides inner wall of fixed slot 14, the equal fixed mounting in both sides of splint 15 has the slider, and slider slidable mounting drives the slider and slides in the spout when splint 15 removes in the spout that corresponds, can stabilize the position when splint 15 removes.

In this embodiment, two second screw holes have been seted up at the top of roof 11, have all seted up the control hole on two top inner walls that remove hole 9, all rotate in two control holes and install screw rod 28, and the screw rod 28 screw thread is installed in the second screw hole that corresponds, and the equal fixed mounting in top of two screw rods 28 has regulation seat 29, adjusts seat 29 and rotates the top of installing at corresponding fixed plate 1.

In this embodiment, the staff checks each component to ensure that the components can be used after no error, the electrical components appearing in the text are electrically connected with an external master controller and 220V mains supply, and the master controller can be a conventional known device controlled by a computer, the constant temperature is maintained by heating the tin melting of an infrared heating tin pot to 340 ℃, the circuit board 16 is placed at the bottom of the placing plate 13, the rotating block 27 is rotated, the rotating block 27 drives the screw rod 26 to rotate, the screw rod 26 drives the clamping plate 15 to move, the clamping plate 15 drives the rack 20 to move, the rack 20 drives the gear 19 to rotate, the gear 19 drives the other rack 20 to move, the rack 20 drives the corresponding clamping plate 15 to move, the two clamping plates 15 move in the direction of mutual approaching, the two clamping plates 15 clamp and fix the circuit board 16, the two supporting plates can prevent the circuit board 16 from falling, and the two adjusting seats 29 are rotated, the adjusting seat 29 drives the corresponding screw 28 to rotate, the screw 28 drives the top plate 11 to move, the top plate 11 drives the circuit board 16 to move downwards, the circuit board 16 moves into the detinning box 2 and is positioned above the infrared carbon fiber heating tubes 4, the plurality of infrared carbon fiber heating tubes 4 heat the circuit board 16 for about 50 seconds by opening the plurality of infrared carbon fiber heating tubes 4, after the surface components are loosened, the motor 25 drives the second belt wheel 24 to rotate, the second belt wheel 24 drives the belt 23 to move, the belt 23 drives the first belt wheel 22 to rotate, the first belt wheel 22 drives the rotating wheel 21 to rotate, the rotating wheel 21 drives the plurality of convex blocks to rotate, the plurality of convex blocks extrude the moving seat 12 back and forth, the moving seat 12 drives the moving rod 17 to move, the moving rod 17 extrudes the spring 18, the elastic action of the spring 18 drives the moving seat 12 to reset and move, so that the moving seat 12 drives the placing plate 13 to shake back and forth, the placing plate 13 drives the circuit board 16 to shake, tin on the circuit board 16 falls into the detinning box 2 after falling off, and the plurality of guide plates 5 guide the tin to the collecting pipe 6 and fall into the collecting box 8 for collection; the heating detinning device has the advantages of reasonable structure, convenience in operation, rich functions, good detinning effect, high working efficiency, relatively low heating power and high tin extraction and separation efficiency.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

Claims (6)

1. The utility model provides a waste circuit board infrared heating detin device, includes two fixed plates (1), its characterized in that, one side fixed mounting that two fixed plates (1) are close to each other has same detin box (2), and the top of detin box (2) is the opening, and equal fixed mounting has mounting panel (3) on the both sides inner wall of detin box (2), and fixed mounting has a plurality of infrared carbon fiber heating pipe (4) on two mounting panels (3), fixedly connected with a plurality of baffle (5) on the bottom inner wall of detin box (2), and fixed mounting has collecting pipe (6) on the bottom inner wall of detin box (2), and the bottom fixed mounting of two fixed plates (1) has bottom plate (7), and collecting box (8) have been placed at the top of bottom plate (7), and collecting box (8) are located the bottom of collecting pipe (6), and removal hole (9) have all been seted up to one side of two fixed plates (1), the two movable holes (9) are internally and slidably provided with the same top plate (11), the bottom of the top plate (11) is provided with a through hole, the through hole is internally and slidably provided with a movable seat (12), the bottom of the movable seat (12) is fixedly provided with a placing plate (13), the bottom of the placing plate (13) is provided with two fixing grooves (14), the two fixing grooves (14) are internally and respectively and slidably provided with clamping plates (15), the two clamping plates (15) are respectively contacted with the two sides of the circuit board (16), one sides of the two clamping plates (15) close to each other are respectively and fixedly provided with a supporting plate, the two supporting plates are respectively contacted with the bottom of the circuit board (16), the top of the top plate (11) is rotatably provided with a rotating wheel (21), the rotating wheel (21) is fixedly provided with a plurality of convex blocks, the rotating wheel (21) is contacted with the movable seat (12), and the top of the rotating wheel (21) is fixedly provided with a first belt wheel (22), the top fixed mounting of roof (11) has motor (25), fixedly connected with second band pulley (24) on the output shaft of motor (25), and second band pulley (24) have same belt (23) with first band pulley (22) meshing, the equal fixed mounting in both sides of removal seat (12) has carriage release lever (17), has all seted up the spring groove on the both sides inner wall of through-hole, and carriage release lever (17) slidable mounting is at the spring inslot that corresponds, the one end fixedly connected with spring (18) of carriage release lever (17), the one end fixed connection of spring (18) is on one side inner wall in spring groove.

2. The waste circuit board infrared heating detinning device of claim 1, wherein a rotating groove is formed at the top of the top plate (11), a rotating block is fixedly installed at the bottom of the rotating wheel (21), and the rotating block is rotatably installed in the rotating groove.

3. The infrared heating detinning device for the waste circuit boards as claimed in claim 1, wherein the inner wall of one side, close to each other, of each of the two fixing grooves (14) is provided with a same connecting hole (10), the side, close to each other, of each of the two clamping plates (15) is fixedly provided with a rack (20), the two racks (20) are respectively slidably mounted on the inner walls of the two sides of the connecting hole (10), a gear (19) is rotatably mounted in the connecting hole (10), and the two racks (20) are both meshed with the gear (19).

4. The infrared heating detinning device for the waste circuit boards as claimed in claim 1, wherein one side of the clamping plate (15) is provided with a first threaded hole, one side of the inner wall of the fixing groove (14) is provided with a rotating hole, a screw rod (26) is rotatably mounted in the rotating hole, the screw rod (26) is threadedly mounted in the first threaded hole, one end of the screw rod (26) is fixedly provided with a rotating block (27), and the rotating block (27) is rotatably mounted on one side of the placing plate (13).

5. The waste circuit board infrared heating detinning device of claim 1, wherein sliding grooves are formed on inner walls of two sides of the fixing groove (14), sliding blocks are fixedly mounted on two sides of the clamping plate (15), and the sliding blocks are slidably mounted in the corresponding sliding grooves.

6. The waste circuit board infrared heating detinning device of claim 1, wherein two second threaded holes are formed in the top of the top plate (11), control holes are formed in the inner walls of the tops of the two moving holes (9), screw rods (28) are rotatably mounted in the two control holes, the screw rods (28) are threadedly mounted in the corresponding second threaded holes, adjusting seats (29) are fixedly mounted at the top ends of the two screw rods (28), and the adjusting seats (29) are rotatably mounted at the tops of the corresponding fixing plates (1).

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