CN114630507A - Automatic tinning device of PCB circuit board - Google Patents
Automatic tinning device of PCB circuit board Download PDFInfo
- Publication number
- CN114630507A CN114630507A CN202210511699.2A CN202210511699A CN114630507A CN 114630507 A CN114630507 A CN 114630507A CN 202210511699 A CN202210511699 A CN 202210511699A CN 114630507 A CN114630507 A CN 114630507A
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- Prior art keywords
- pcb
- circuit board
- assembly
- melting furnace
- pcb circuit
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- 239000000463 material Substances 0.000 claims abstract description 58
- 230000007246 mechanism Effects 0.000 claims abstract description 57
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 44
- 238000002844 melting Methods 0.000 claims abstract description 31
- 230000008018 melting Effects 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 10
- 238000002791 soaking Methods 0.000 claims abstract description 10
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000007747 plating Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 6
- 238000005476 soldering Methods 0.000 claims description 6
- 238000007598 dipping method Methods 0.000 claims description 4
- 230000003028 elevating effect Effects 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 239000000725 suspension Substances 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The invention discloses an automatic tinning device of a PCB (printed circuit board), which comprises: the tin melting furnace, the feeding mechanism, the material soaking mechanism and the hot air leveling mechanism; wherein soak the material mechanism and hold subassembly and reciprocal drive assembly including changeing the material, runner assembly can regulate and control change the material and hold the subassembly rotatory and make changeing the material and hold the PCB circuit board that the subassembly received feed mechanism when the horizontality, can be driven by reciprocal drive assembly and descend to in the tin melting furnace under vertical state. According to the invention, the PCB is horizontally conveyed through the feeding mechanism, the PCB is placed in the horizontal direction and is easier to convey, manual feeding is replaced by a mechanical automation device, and the feeding efficiency is greatly improved; meanwhile, the PCB is converted from a horizontal posture to a vertical suspension posture through the material transferring clamping assembly, and the PCB can be conveniently vertically lifted to finish a tinning process.
Description
Technical Field
The invention relates to the technical field of printed circuit board production, in particular to an automatic tinning device for a PCB.
Background
A printed Circuit board (pcb), which is called a printed Circuit board (pcb) and is also called a printed Circuit board, is an important electronic component, a support for electronic components, and a carrier for electrical interconnection of electronic components.
In the manufacture of the printed circuit board, the tin plating is carried out on the surface of the printed circuit board, and the hot air leveling is an indispensable procedure, and the specific operation process is as follows: firstly, coating soldering flux on a printed circuit board, then manually hanging the printed circuit board coated with the soldering flux on a clamp, then moving downwards through a lifting device, putting the printed circuit board into a tin melting furnace, and plating tin on the printed circuit board in the tin melting furnace; after the printed circuit board stays in the tin melting furnace for a period of time, the lifting device lifts the printed circuit board again and enables the printed circuit board to pass through between the two air knives, redundant solder on the printed circuit board is blown off by utilizing hot compressed air in the air knives, and meanwhile, the redundant solder in the metal hole is removed, so that a flat and uniform tin-plating coating is obtained.
In practice, owing to carry out the tinning operation after hanging printed wiring board is vertical, can make the tinning coating of both sides receive equivalent gravity action, be convenient for form more even coating, so all place with vertical direction usually, but when packing into and taking out printed wiring board, keep printed wiring board throughout and be vertical state, the operating personnel operation of being not convenient for. The prior art lacks necessary technical measures to ensure that the printed circuit board is put into a clamp at a proper angle and then is converted into a vertically suspended state.
Disclosure of Invention
The invention aims to provide an automatic tinning device for a PCB (printed circuit board), which aims to solve the technical problem that a printed circuit board is installed in a clamp at a proper angle and then is converted into a vertically suspended state due to the lack of necessary technical measures in the prior art.
In order to solve the technical problems, the invention specifically provides the following technical scheme:
the utility model provides an automatic tinning device of PCB circuit board which characterized in that possesses:
the tin melting furnace is used for bearing soldering tin;
the feeding mechanism is used for horizontally conveying the PCB;
the material soaking mechanism is arranged between the opening side of the tin melting furnace and the feeding mechanism and is used for vertically feeding the PCB conveyed by the feeding mechanism into the tin melting furnace;
the hot air leveling mechanism is arranged on the periphery of a movement path of the PCB during the material soaking process;
the material dipping mechanism comprises a material transferring clamping component and a reciprocating driving component, the material transferring clamping component is connected to one end of the reciprocating driving component through a rotating component, and the tin melting furnace is arranged at the other end of the reciprocating driving component;
the rotating assembly can regulate and control the rotation of the material transferring clamping assembly, so that the material transferring clamping assembly receives the PCB of the feeding mechanism in a horizontal state and can be driven by the reciprocating driving assembly to descend into the tin melting furnace in a vertical state;
the reciprocating driving assembly can drive the material transferring clamping assembly to reciprocate between the feeding mechanism and the tin melting furnace.
As a preferable scheme of the invention, the tin melting furnace further comprises a frame, the feeding mechanism is arranged at the upper end of the frame, the reciprocating driving assembly is arranged at the upper end of the frame, the tin melting furnace is arranged at the lower end of the frame, the material transferring clamping assembly and the rotating assembly are both arranged on the reciprocating driving assembly, the material transferring clamping assembly and the rotating assembly are driven by the reciprocating driving assembly to do lifting motion along the height direction of the frame, wherein when the material transferring clamping assembly rises to the highest position, the material transferring clamping assembly is flush with the feeding mechanism so as to receive the PCB horizontally conveyed by the feeding mechanism.
As a preferable scheme of the present invention, the feeding mechanism includes a horizontal conveying support, a conveying wheel and a driving motor, the horizontal conveying support is horizontally disposed at the upper end of the rack and has a smooth upper end surface for placing the PCB, the conveying wheel is disposed above the horizontal conveying support and is in power connection with an output end of the driving motor, an outer peripheral wall of the conveying wheel is attached to an upper surface of the PCB placed on the horizontal conveying support, the driving motor is disposed on the rack and is configured to drive the conveying wheel to rotate, and after the conveying wheel rotates, the conveying wheel pushes the PCB to move to the material rotating clamping assembly along a path of the horizontal conveying support.
As a preferable scheme of the present invention, the upper end surface of the horizontal transport bracket is provided with a sliding groove, and the sliding groove is arranged along a moving path of the PCB to define a moving track of the PCB.
As a preferred scheme of the invention, the rotating assembly is a fixed plate, the fixed plate is arranged at the upper end of the reciprocating driving mechanism and moves up and down along with the reciprocating driving mechanism, and two convex ear plates are arranged on the lower end surface of the fixed plate;
the material transferring clamping assembly comprises a rotating roller and a plurality of clamping grooves arranged on the outer peripheral wall of the rotating roller, the rotating roller is axially arranged at a position parallel to the conveying direction of the PCB and is arranged between the lug plates at two ends, the plurality of clamping grooves are arranged on the outer peripheral wall of the rotating roller and extend along the axial direction of the rotating roller, and the clamping grooves penetrate through two ends and the outer peripheral surface of the rotating roller to form a clamping part for clamping the PCB;
the clamping groove is arranged to be parallel and level to the upper surface of the horizontal conveying support, the PCB is pushed to one end by the conveying wheel to enter the clamping groove, the conveying wheel continuously pushes the PCB to enable one side edge of the PCB to coincide with the inner outline of the clamping groove until the PCB is completely installed in the clamping groove, the clamping groove is clamped with the PCB to enable the PCB to be in a fixed state, and the rotating roller rotates under the action of gravity of the PCB so that the PCB is converted into a vertical posture from a horizontal posture.
As a preferable scheme of the invention, four clamping grooves are formed in the peripheral wall of the rotating roller, included angles between the four clamping grooves are 90 degrees, hemispherical limiting grooves are further formed in two ends of the rotating roller, the number of the limiting grooves is matched with that of the clamping grooves, and the positions of the limiting grooves formed in the end part of the rotating roller correspond to the positions of the clamping grooves.
As a preferable aspect of the present invention, a housing is disposed on a side wall of the ear plate close to the rotating roller, the housing has a spherical inner cavity, an opening is disposed on a side of the housing close to the rotating roller, a matched ball is disposed in the housing, a pressure spring is disposed between the ball and the side wall of the ear plate, and the pressure spring abuts against the ball to eject the ball from the opening position and matches with a limit groove on the side wall of the rotating roller to limit a rotation angle of the rotating roller.
As a preferable aspect of the present invention, a U-shaped compression spring is disposed in the clamping groove, the compression spring is disposed along an extending direction of the clamping groove, and the compression spring at both sides has a bending portion protruding toward a center direction of the clamping groove.
As a preferable scheme of the present invention, the reciprocating driving assembly includes a guide rod and a cylinder, the guide rod is vertically disposed, an upper end of the guide rod is fixed on the frame, the guide rod penetrates through a main body of the fixing plate so that the fixing plate can perform a lifting motion along the guide rod, the cylinder is fixedly disposed on the frame, a telescopic end of the cylinder is connected with an upper end surface of the fixing plate, and when the cylinder moves, the cylinder pushes the fixing plate to perform a reciprocating motion along a direction of the guide rod.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the PCB is horizontally conveyed through the feeding mechanism, the PCB is placed in the horizontal direction and is easier to convey, manual feeding is replaced by a mechanical automation device, and the feeding efficiency is greatly improved; meanwhile, the PCB is converted from a horizontal posture to a vertical suspension posture through the material transferring clamping assembly, and the PCB can be conveniently vertically lifted to finish a tinning process.
Specifically be provided with horizontal transport support, delivery wheel, live-rollers and set up the joint groove in the live-rollers outside, the PCB circuit board removes to the joint groove by horizontal transport support under the promotion of delivery wheel, under the promotion that lasts of delivery wheel, the joint groove is packed into completely to the side of PCB circuit board, and the live-rollers takes place to rotate under the action of gravity of PCB circuit board simultaneously, becomes vertical gesture of hanging by horizontal gesture, promotes the efficiency of material loading.
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. It should be apparent that the drawings in the following description are merely exemplary and that other implementation drawings may be derived from the provided drawings by those of ordinary skill in the art without inventive effort.
FIG. 1 is a schematic structural diagram of an automatic tinning apparatus for a PCB according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a feeding mechanism in an automatic tinning device for PCB circuit boards;
FIG. 3 is a schematic structural view of a material dipping mechanism in an automatic tinning device of a PCB circuit board;
FIG. 4 is a schematic structural view of a rotating roller in an automatic tinning apparatus for PCB circuit boards;
fig. 5 is a front view of a turn roll in an automatic tinning apparatus for PCB circuit boards.
The reference numerals in the drawings denote the following, respectively:
1-a tin melting furnace; 2-a feeding mechanism; 3-a material soaking mechanism; 4-hot air leveling mechanism; 5-a frame; 6-rotating the roller; 7-fixing the plate; 8-a shell; 9-sphere; 10-a pressure spring;
210-a horizontal transport rack; 211-a chute; (ii) a 220-a conveying wheel; 230-a drive motor; 310-a material transferring clamping component; 320-a rotating assembly; 330-reciprocating drive assembly; 331-a guide bar; 332-a cylinder; 610-a clamping groove; 620-limiting groove; 630-pressure reed; 710-ear plate.
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. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
As shown in fig. 1 to 5, the present invention provides an automatic tin plating apparatus for a PCB, comprising:
the tin melting furnace 1 is used for bearing soldering tin;
the feeding mechanism 2 is used for horizontally conveying the PCB;
the material soaking mechanism 3 is arranged between the opening side of the tin melting furnace 1 and the feeding mechanism 2, and the material soaking mechanism 3 is used for vertically feeding the PCB conveyed by the feeding mechanism 2 into the tin melting furnace 1;
the hot air leveling mechanism 4 is arranged on the periphery of a motion path during the material soaking process of the PCB;
the material dipping mechanism 3 comprises a material transferring clamping component 310 and a reciprocating driving component 330, the material transferring clamping component 310 is connected to one end of the reciprocating driving component 330 through a rotating component 320, and the tin melting furnace 1 is arranged at the other end of the reciprocating driving component 330;
the rotating assembly 320 can regulate and control the rotation of the transferring clamping assembly 310, so that the transferring clamping assembly 310 receives the PCB of the feeding mechanism 2 in a horizontal state and can be driven by the reciprocating driving assembly 330 to descend into the tin melting furnace 1 in a vertical state;
the reciprocating drive assembly 330 can drive the transferring clamping assembly 310 to reciprocate between the feeding mechanism 2 and the tin melting furnace 1.
The working principle of the embodiment is as follows:
firstly, the PCB is horizontally conveyed by the feeding mechanism 2, then the PCB is horizontally fixed by the material transferring clamping component 310 and the rotating component 320, the material transferring clamping component 310 converts the horizontal posture of the PCB into a vertical suspension posture, then the reciprocating driving component 330 drives the material transferring clamping component 310 and drives the PCB to move downwards until the PCB is immersed in the tin melting furnace 1, the PCB stays in the tin melting furnace 1 for a fixed time and is driven to ascend by the reciprocating driving component 330, when the PCB passes through the hot air leveling mechanism 4, the blown high-pressure hot air blows off redundant soldering tin on two sides and in holes of the PCB, and therefore a complete tin coating is obtained.
In brief, the PCB is horizontally conveyed through the feeding mechanism 2, the PCB is placed in the horizontal direction and is easier to convey, manual feeding is replaced by a mechanical automation device, and feeding efficiency is greatly improved; meanwhile, the PCB is converted from a horizontal posture to a vertical suspension posture through the material transferring clamping assembly 310, so that the PCB can be vertically lifted conveniently to finish a tinning process.
Further, still include frame 5 in this scheme, feed mechanism 2 sets up in the upper end of frame 5, reciprocating drive assembly 330 sets up in the upper end of frame 5, tin melting furnace 1 sets up in the lower extreme of frame 5, it all sets up on reciprocating drive assembly 330 with runner assembly 320 to change material clamping component 310, it is driven by reciprocating drive assembly 330 with runner assembly 320 to change material clamping component 310, do elevating movement along the direction of height of frame 5, wherein, when changing material clamping component 310 and rising to the highest position, with 2 parallel and level of feed mechanism, in order to accept the PCB circuit board of 2 horizontal transport of feed mechanism.
Further, feed mechanism 2 includes horizontal transport support 210, delivery wheel 220 and driving motor 230, horizontal transport support 210 level sets up in the upper end of frame 5, the smooth up end that is used for placing the PCB circuit board has, delivery wheel 220 sets up in horizontal transport support 210's top and is connected with driving motor 230's output power, the periphery wall of delivery wheel 220 is laminated with the upper surface of placing the PCB circuit board on horizontal transport support 210 mutually, driving motor 230 sets up on frame 5, be used for driving delivery wheel 220 to rotate, delivery wheel 220 rotates the back, promote PCB circuit board and remove to changeing on the material clamping component 310 along horizontal transport support 210's route. Wherein driving motor 230 is controlled through the control element, can regulate and control driving motor 230 and open and stop, and when a current PCB circuit board was at the tinning, driving motor 230 stopped rotating, and after the preceding PCB circuit board accomplished the tinning and was taken off, driving motor 230 just started rotating.
Further, the upper end surface of the horizontal transfer bracket 210 is provided with a slide groove 211, and the slide groove 211 is arranged along the moving path of the PCB circuit board to define the moving track of the PCB circuit board. Because the PCB needs to be matched with the material transferring clamping component 310, in the actual material loading process, the movement track of the PCB needs to be limited, so as to ensure the movement track, and avoid falling off from the horizontal conveying support 210 in the conveying process or being unable to be accurately loaded into the material transferring clamping component 310.
Further, the rotating assembly 320 is a fixed plate 7, the fixed plate 7 is disposed at the upper end of the reciprocating driving mechanism and moves up and down along with the reciprocating driving assembly 330, and two protruding ear plates 710 are disposed on the lower end surface of the fixed plate 7;
the material transferring clamping assembly 310 comprises a rotating roller 6 and a plurality of clamping grooves 610 arranged on the outer peripheral wall of the rotating roller 6, the rotating roller 6 is axially arranged at a position parallel to the conveying direction of the PCB, and is arranged between lug plates 710 at two ends, the plurality of clamping grooves 610 are arranged on the outer peripheral wall of the rotating roller 6 and extend along the axial direction of the rotating roller 6, and the clamping grooves 610 penetrate through two ends and the outer peripheral surface of the rotating roller 6 to form a clamping part for clamping the PCB;
the clamping groove 610 in the horizontal state is arranged to be parallel and level to the upper surface of the horizontal conveying support 210, the PCB is pushed to one end by the conveying wheel 220 to enter the clamping groove 610, the conveying wheel 220 continuously pushes the PCB so that one side edge of the PCB coincides with the inner outline of the clamping groove 610 until the PCB is completely filled into the clamping groove 610, the clamping groove 610 is clamped with the PCB so that the PCB is in a fixed state, and the rotating roller 6 rotates under the action of gravity of the PCB so that the PCB is changed into a vertical posture from a horizontal posture.
Further, the periphery wall of live-rollers 6 is provided with four joint grooves 610, and the contained angle between four joint grooves 610 is 90, still is provided with hemisphere spacing groove 620 at live-rollers 6 both ends, and the quantity and the joint groove 610 phase-match of spacing groove 620, and the position that spacing groove 620 set up at live-rollers 6 tip is corresponding with the position that joint groove 610 set up.
The ear plate 710 is provided with a shell 8 on the side wall close to the rotating roller 6, the shell 8 is provided with a spherical inner cavity, the shell 8 is provided with an opening on the side close to the rotating roller 6, a matched ball 9 is arranged in the shell 8, a pressure spring 10 is arranged between the ball 9 and the side wall of the ear plate 710, and the pressure spring 10 is abutted against the ball 9 so as to enable the ball 9 to be popped out from the opening position and is matched with a limit groove 620 on the side wall of the rotating roller 6 so as to limit the rotating angle of the rotating roller 6.
Through being provided with four joint grooves 610 with 90 contained angles on the lateral wall at live-rollers 6, when one of them joint groove 610 packs into the PCB circuit board, joint groove 610 then is turned into vertical downwards by the opening towards the horizontal direction, and meanwhile originally the joint groove 610 that the opening is up becomes the opening level to realize the automatic switch-over of joint groove 610, so that automatic feeding.
In the process that the horizontal posture of the PCB is changed into the vertical posture, the gravitational potential energy of the PCB is converted into the kinetic energy, when the PCB moves to the lowest point, the kinetic energy of the PCB is converted into the gravitational potential energy under the action of inertia, so that the PCB generates reciprocating pendulum motion, and the reciprocating swing is a problem which needs to be avoided to the utmost extent, so that the limiting groove 620 and the limiting ball body 9 matched with the limiting groove are arranged, the rotating angle of the rotating roller 6 can be limited, and the phenomenon of large swing is avoided.
Further, set up the pressure spring piece 630 of U type in joint groove 610, pressure spring piece 630 sets up along the extending direction in joint groove 610, and the pressure spring piece 630 of both sides has the kink to joint groove 610 central direction protrusion. By providing the pressure spring 630, the fixing effect of the PCB circuit board can be further optimized.
Further, the reciprocating driving assembly 330 includes a guide rod 331 and a cylinder 332, the guide rod 331 is vertically disposed, the upper end of the guide rod 331 is fixed on the frame 5, the guide rod 331 penetrates through the main body of the fixing plate 7 so that the fixing plate 7 can perform a lifting motion along the guide rod 331, the cylinder 332 is fixedly disposed on the frame 5, the telescopic end of the cylinder 332 is connected with the upper end face of the fixing plate 7, and when the cylinder 332 moves, the fixing plate 7 is pushed to perform a reciprocating motion along the direction of the guide rod 331.
In summary, the invention is specifically provided with a horizontal conveying support 210, a conveying wheel 220, a rotating roller 6 and a clamping groove 610 arranged on the outer side of the rotating roller 6, a PCB is pushed by the conveying wheel 220 to move from the horizontal conveying support 210 to the clamping groove 610, under the continuous pushing of the conveying wheel 220, the side edge of the PCB is completely installed in the clamping groove 610, meanwhile, the rotating roller 6 rotates under the gravity action of the PCB, the horizontal posture is changed into a vertical suspension posture, and the feeding efficiency is improved.
The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.
Claims (6)
1. The utility model provides an automatic tinning device of PCB circuit board which characterized in that possesses:
the tin melting furnace (1) is used for bearing soldering tin;
the feeding mechanism (2) is used for horizontally conveying the PCB;
the material soaking mechanism (3) is arranged between the opening side of the tin melting furnace (1) and the feeding mechanism (2), and the material soaking mechanism (3) is used for vertically feeding the PCB (printed circuit board) conveyed by the feeding mechanism (2) into the tin melting furnace (1);
the hot air leveling mechanism (4) is arranged on the periphery of a movement path of the PCB during the material soaking process;
the material dipping mechanism (3) comprises a material transferring clamping component (310) and a reciprocating driving component (330), the material transferring clamping component (310) is connected to one end of the reciprocating driving component (330) through a rotating component (320), and the tin melting furnace (1) is arranged at the other end of the reciprocating driving component (330);
the rotating assembly (320) can regulate and control the rotating of the material transferring clamping assembly (310) and enable the material transferring clamping assembly (310) to receive the PCB of the feeding mechanism (2) in a horizontal state and to be driven by the reciprocating driving assembly (330) to descend into the tin melting furnace (1) in a vertical state;
the reciprocating driving assembly (330) can drive the material transferring clamping assembly (310) to reciprocate between the feeding mechanism (2) and the tin melting furnace (1);
the tin melting furnace is characterized by further comprising a rack (5), the feeding mechanism (2) is arranged at the upper end of the rack (5), the reciprocating driving assembly (330) is arranged at the upper end of the rack (5), the tin melting furnace (1) is arranged at the lower end of the rack (5), the material transferring clamping assembly (310) and the rotating assembly (320) are both arranged on the reciprocating driving assembly (330), the material transferring clamping assembly (310) and the rotating assembly (320) are driven by the reciprocating driving assembly (330) to move up and down along the height direction of the rack (5), and when the material transferring clamping assembly (310) rises to the highest position, the material transferring clamping assembly is flush with the feeding mechanism (2) so as to receive the PCB (printed circuit board) horizontally conveyed by the feeding mechanism (2);
the feeding mechanism (2) comprises a horizontal conveying bracket (210), a conveying wheel (220) and a driving motor (230), the horizontal conveying bracket (210) is horizontally arranged at the upper end of the frame (5) and is provided with a smooth upper end surface for placing the PCB, the conveying wheel (220) is arranged above the horizontal conveying bracket (210) and is in power connection with the output end of the driving motor (230), the peripheral wall of the conveying wheel (220) is attached to the upper surface of the PCB placed on the horizontal conveying support (210), the driving motor (230) is arranged on the rack (5), used for driving the conveying wheel (220) to rotate, after the conveying wheel (220) rotates, pushing the PCB to move to the material transferring clamping assembly (310) along the path of the horizontal conveying bracket (210);
the rotating assembly (320) is a fixed plate (7), the fixed plate (7) is arranged at the upper end of the reciprocating driving mechanism and moves up and down along with the reciprocating driving assembly (330), and two convex lug plates (710) are arranged on the lower end face of the fixed plate (7);
the material transferring clamping assembly (310) comprises a rotating roller (6) and a plurality of clamping grooves (610) arranged on the outer peripheral wall of the rotating roller (6), the rotating roller (6) is axially arranged at a position parallel to the conveying direction of the PCB and is arranged between the lug plates (710) at two ends, the clamping grooves (610) are arranged on the outer peripheral wall of the rotating roller (6) and axially extend along the rotating roller (6), and the clamping grooves (610) penetrate through two ends and the outer peripheral surface of the rotating roller (6) to form a clamping part for clamping the PCB;
be in the horizontality joint groove (610) set up to the parallel and level in the upper surface of horizontal transport support (210), the PCB circuit board by delivery wheel (220) promote to one end and get into in joint groove (610), delivery wheel (220) continuously promote the PCB circuit board so that one side border of PCB circuit board with the interior profile coincidence of joint groove (610) is until packing into completely in joint groove (610), joint groove (610) through with PCB circuit board block so that the PCB circuit board presents the fixed state, live-rollers (6) receive the action of gravity of PCB circuit board and produce the rotation, so that the PCB circuit board is changed into vertical gesture by horizontal gesture.
2. The automatic tin plating device of the PCB circuit board as claimed in claim 1, wherein: the upper end face of the horizontal conveying support (210) is provided with a sliding groove (211), and the sliding groove (211) is arranged along the moving path of the PCB so as to limit the moving track of the PCB.
3. The automatic tin plating device of the PCB circuit board as claimed in claim 2, wherein: the periphery wall of live-rollers (6) is provided with four joint grooves (610), four contained angle between joint groove (610) is 90 the live-rollers (6) both ends still are provided with hemisphere spacing groove (620), the quantity of spacing groove (620) with joint groove (610) phase-match, just spacing groove (620) set up the position of live-rollers (6) tip with the position that joint groove (610) set up is corresponding.
4. The automatic tin plating device of the PCB circuit board as claimed in claim 3, wherein: otic placode (710) are being close to be provided with casing (8) on the lateral wall of live-rollers (6) one side, casing (8) have spherical inner chamber, casing (8) are being close to one side of live-rollers (6) is provided with the opening be provided with spheroid (9) of matching in casing (8) spheroid (9) with be provided with pressure spring (10) between the lateral wall of otic placode (710), pressure spring (10) conflict spheroid (9) so that spheroid (9) are followed the open position is popped out, and with spacing groove (620) on live-rollers (6) lateral wall matches and is in order to restrict the turned angle of live-rollers (6).
5. The automatic tin plating device of the PCB circuit board as claimed in claim 1, wherein: set up pressure spring piece (630) of U type in joint groove (610), pressure spring piece (630) are followed the extending direction setting of joint groove (610), both sides pressure spring piece (630) have to joint groove (610) central direction convex kink.
6. The automatic tin plating device of the PCB circuit board as claimed in claim 1, wherein: reciprocating drive subassembly (330) includes guide arm (331) and cylinder (332), guide arm (331) vertical setting, the upper end of guide arm (331) is fixed on frame (5), guide arm (331) wear to establish the main part of fixed plate (7) so that fixed plate (7) can be followed guide arm (331) are elevating movement, cylinder (332) are fixed to be set up on frame (5), the flexible end of cylinder (332) with the up end of fixed plate (7) is connected, during cylinder (332) motion, promote fixed plate (7) are followed reciprocating movement is to the direction of guide arm (331).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210511699.2A CN114630507B (en) | 2022-05-12 | 2022-05-12 | Automatic tinning device for PCB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210511699.2A CN114630507B (en) | 2022-05-12 | 2022-05-12 | Automatic tinning device for PCB |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114630507A true CN114630507A (en) | 2022-06-14 |
| CN114630507B CN114630507B (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210511699.2A Expired - Fee Related CN114630507B (en) | 2022-05-12 | 2022-05-12 | Automatic tinning device for PCB |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114630507B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115876245A (en) * | 2023-03-08 | 2023-03-31 | 广东科视光学技术股份有限公司 | Full-automatic optical precision measurement equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108941825A (en) * | 2018-09-13 | 2018-12-07 | 东莞理工学院 | A kind of automatic tin solder |
| CN209194031U (en) * | 2018-10-23 | 2019-08-02 | 南京颂晨达电子有限公司 | A kind of tin plating mechanism for inductance production |
| CN112276272A (en) * | 2020-10-27 | 2021-01-29 | 珠海黎明云路新能源科技有限公司 | Tin soldering equipment |
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2022
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108941825A (en) * | 2018-09-13 | 2018-12-07 | 东莞理工学院 | A kind of automatic tin solder |
| CN209194031U (en) * | 2018-10-23 | 2019-08-02 | 南京颂晨达电子有限公司 | A kind of tin plating mechanism for inductance production |
| CN112276272A (en) * | 2020-10-27 | 2021-01-29 | 珠海黎明云路新能源科技有限公司 | Tin soldering equipment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115876245A (en) * | 2023-03-08 | 2023-03-31 | 广东科视光学技术股份有限公司 | Full-automatic optical precision measurement equipment |
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| Publication number | Publication date |
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| CN114630507B (en) | 2022-07-19 |
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