Matrix form chip mounter
Technical field
The present invention relates to a kind of chip mounter, particularly a kind of left and right replaces the double end matrix form chip mounter of mount components.
Background technology
Double end alternately mounts matrix form chip mounter and is made up of pcb board conveyer and the control system of left and right placement equipment, element to be mounted, PCB conveyer is arranged in longitudinal frame, it comprises the transport guide rails of placing described pcb board, transport guide rails is erected on two parallel guide rails, the bottom surface of transport guide rails joins with transport motor, under the driving of transport motor, transport guide rails can longitudinally move back and forth at guide rail.
Left placement equipment and right placement equipment are arranged on respectively on the horizontal left frame and horizontal right frame that is positioned at longitudinal frame both sides, left and right placement equipment structure is identical, become with attaching mechanism by feeding machine, the effect of feeding machine is to provide electronic devices and components to be mounted to subsides machine, and the electronic devices and components that subsides machine is drawn the mounting head on it from the loader of feeding machine mount on described pcb board.
Left and right placement equipment is replacing to mounting electronic devices and components on pcb board.
As shown in figure 12, on subsides machine 10 described in matrix form chip mounter of the prior art, be provided with row's mounting head 40 (a common row has 4-15 mounting head 40), this row's mounting head 40 is fixed on the backstay of being located on sliding floor 11 lateral surfaces, and this structure exists following not enough:
1) owing to only there being row's mounting head 40, production efficiency is restricted.
2) each mounting head 40 makes it can not upwards carry out the party the fine setting of distance at longitudinal direction and sliding bottom rigid structure.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of double end matrix form chip mounter that efficiency doubles that mounts.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
Matrix form chip mounter, comprise longitudinal frame and horizontal frame, longitudinally in frame, be provided with the transport guide rails of carrying pcb board to be welded, transport guide rails is slidably erected on two parallel guide rails that arrange, the bottom of transport guide rails is connected with the transport motor being positioned in longitudinal frame, and moves back and forth along described guide rail under this motor drives, above described transport guide rails, be provided with girder, this girder is connected across between the horizontal left frame and horizontal right frame of longitudinal frame both sides, at horizontal left frame with to be respectively equipped with structure in horizontal right frame identical and alternately to left placement equipment and the right placement equipment of mount components on pcb board, described left placement equipment and right placement equipment are by the feeding machine being fixed in corresponding frame, can be from be arranged on the loader the loader seat of feeding machine pickup device be positioned at the subsides machine of this feeding machine top, can make component mounter that vertical motor that subsides machine moves up and down and this subsides machine of portability and vertical motor move and this subsides machine is picked up along the described girder cross motor on its left side or right side pcb board form, on the backstay of the sliding floor lateral surface of described subsides machine, be connected with row's formula that at least two intervals arrange and arrange along this backstay length direction mounting head forms and paste head, be connected with tabular supporting plate at described sliding floor two ends, the outside that is positioned at described row's formula subsides head between two supporting plates is provided with locating bar, head is pasted in the socket that is provided with the mounting head formation that at least two intervals arrange and arrange along this locating bar length direction on locating bar, on supporting plate, be positioned at socket paste head outside above be connected with rack beams, below rack beams, be provided with lift beam, the upper end that the mounting head in head is pasted in this lift beam and described socket joins, in rack beams, be provided with lifting motor, the output of this lifting motor is by moving down with the soup stick that drives described socket to paste the each mounting head in head being connected of described lift beam, on each mounting head of described socket subsides head, be arranged with the back-moving spring that described soup stick is moved up, on described feeding machine base, be provided with the mobile device that can make this feeding machine longitudinally make short distance shift reciprocately.
Each mounting head in described row's formula subsides head is by suction nozzle seat and be placed through the formation of the soup stick in vertical positioning through hole on this suction nozzle seat, and suction nozzle seat is adjustable to be fixed on described backstay; Described socket is pasted each mounting head in head also by suction nozzle seat be placed through the soup stick in vertical positioning through hole on this suction nozzle seat and form, this suction nozzle seat is adjustable to be fixed on described locating bar, pastes between the corresponding suction nozzle seat in each suction nozzle seat and the socket subsides head in head and is provided with and regulates socket to paste the guide rod of distance between the corresponding suction nozzle seat in suction nozzle seat and the row's formula subsides head in head in row's formula.
On the medial surface of described sliding floor, be provided with sliding shoe, on the lateral surface of described girder, be provided with the linkage board on the feed screw nut's seat that is fixed in described cross motor, on the lateral surface of this linkage board, be provided with vertical slide rail, described sliding shoe holding is on this vertical slide rail and can move up and down along this vertical slide rail, the head of described vertical motor is fixed on described linkage board, and the medial surface of its output and described sliding floor joins.
In described rack beams, be provided with holder, the flat face of this holder is fixed in described rack beams, its vertical surface stretches in the outside of rack beams, and the head of described lifting motor is fixed on this vertical surface, and the output of lifting motor joins by cam mechanism and described lift beam.
Described cam mechanism is held and is formed by recessed the wheel with columniform cam follower shaft of the annular groove with rectangular, described recessed wheel in the rotating shaft that is fixed in lifting motor, the fulcrum that described cam follower shaft holds is arranged on the lateral surface of lift beam, and described cam follower shaft bearing is in described recessed annular groove of taking turns.
On the feed frame of described feeding machine, be provided with longitudinal slide rail and can make the loader seat of feeding machine make the feed displacement motor of short distance displacement along this longitudinal slide rail, described short distance is that described row's formula is pasted head and the distance between head is pasted in socket.
In the present invention's double end matrix form chip mounter in the prior art, the two ends of the sliding floor of placement equipment arrange supporting plate, locating bar is set between supporting plate, on locating bar, set up row's mounting head, the present invention is improved to the structure with double mounting head, the efficiency that mounts of chip mounter of the present invention is doubled.In addition, between double mounting head of the present invention, be also provided with guide rod, thus, make newly-increased mounting head both can carry out to it adjusting of lateral separation, also can carry out to it adjusting of fore-and-aft distance, like this, by regulating the horizontal and vertical coordinate of newly-increased mounting head, realize the function that uses double mounting head structure simultaneously to mount different elements.
Brief description of the drawings
Fig. 1 is schematic perspective view of the present invention.
Fig. 2 is the schematic perspective view of the placement equipment in Fig. 1.
Fig. 3 is the schematic perspective view of the subsides machine in Fig. 2.
Fig. 4 is the explosive view of Fig. 3.
Fig. 5 is the annexation schematic diagram between mounting head, backstay, locating bar in Fig. 4.
Fig. 6 is the annexation schematic diagram between mounting head, sliding floor in Fig. 5.
Fig. 7 is A portion enlarged diagram in Fig. 1.
Fig. 8 is B portion enlarged diagram in Fig. 6.
Fig. 9 is described lifting motor, recessedly take turns, cam follower shaft holds, annexation schematic diagram between lift beam.
Figure 10 is that mounting head and lift beam connection diagram in head pasted in socket.
Figure 11 is C portion enlarged diagram in Figure 10.
Figure 12 is the schematic diagram that pastes machine in prior art.
Figure 13 is feeding machine schematic diagram of the present invention.
Reference numeral is as follows:
Longitudinally frame 100, longitudinal rail 101, transport guide rails 102, transport motor 103, laterally frame 200, laterally left frame 201, horizontal right frame 202, girder 300, cross motor 301, linkage board 302, vertical slide rail 303, placement equipment 400, left placement equipment 401, right placement equipment 402, subsides machine 10, vertical motor 13, mount frame 14, sliding floor 11, sliding shoe 12, row's formula pastes 20, backstay 21, socket pastes 30, locating bar 31, guide rod 32, supporting plate 33, axis hole 34, gusset plate 35, mounting head 40, suction nozzle seat 41, soup stick 42, soup stick axle bed 43, soup stick tailstock 44, suction nozzle 45, back-moving spring 46, vertical positioning through hole 47, located lateral through hole 48, longitudinal register through hole 49, rack beams 50, lifting motor 51, recessedly take turns 52, annular groove 53, angle electrical machinery 54, holder 55, lateral shelf plate 56, vertical chute 57, lift beam 60, cam follower shaft holds 61, vertical bar rail 62, feeding machine 70, loader seat 71, feed frame 72, loader 73, longitudinally slide rail 74.
Embodiment
As shown in Figure 1, 2, matrix form chip mounter of the present invention is the improvement of carrying out on the basis of existing technology, and it is the same with existing matrix form chip mounter, and it is made up of longitudinal frame 100, horizontal frame 200, conveying girder 300, placement equipment 400 and control system.
Longitudinally in frame 100, be provided with two longitudinal rails 101, be placed on this guide rail and can move back and forth along this guide rail transport guide rails 102 and be arranged in longitudinal frame 100 and the transport motor 103 that can drive transport guide rails 102 to move, the head of transport motor 103 is fixed on one end of longitudinal frame 100, its output is connected to the bottom of described transport guide rails 102, this transport motor 103 can be servomotor, also can be stepping motor, pcb board to be welded is placed in transport guide rails 102, when chip mounter work, pcb board to be welded moves back and forth along described guide rail with transport guide rails 102.
Laterally 200 points of horizontal left frames 201 of frame (hereinafter to be referred as left frame) and horizontal right frame 202 (hereinafter to be referred as right frame), left frame and right frame are located at respectively the both sides of longitudinal frame 100, in left frame and right frame, are provided with placement equipment 400.
Described conveying girder 300 is positioned at the top of longitudinal frame 100 and laterally crosses over longitudinal frame 100 and arranges, its two ends are separately fixed in left frame and right frame, on this girder 300, two ends, left and right are provided with along this girder 300 and move back and forth cross motor 301, be respectively left transverse electric machine and right transverse electric machine, left transverse electric machine is positioned at the top of left frame, right transverse electric machine is positioned at the top of right frame, this cross motor 301 is servomotor, also can be stepping motor, it comprises head, screw mandrel, screw rodb base and nut seat.
400 points of left placement equipments 401 of described placement equipment and right placement equipment 402, left placement equipment 401 is located on left frame, and right placement equipment 402 is located on right frame, and left and right placement equipment 402 structures are identical, are all made up of feeding machine 70 and subsides machine 10.Feeding machine 70 is arranged on corresponding feed frame 72, and it comprises the loader seat 71 being located on feed frame 72 and be arranged on the loader 73 that components and parts are housed in several on loader seat 71 and forms; Subsides machine 10 is positioned at the top of feeding machine 70, it pastes 20 and forms by mounting frame 14, vertical motor 13 and row's formula, wherein, row's formula is pasted 20 and is comprised at least four intervals and the mounting head 40 that becomes rods arranged in horizontal line to arrange, row's formula is pasted all mounting heads 40 in 20 under the drive of described vertical motor 13, can from the described loader 73 of its below, pick up components and parts and under the effect of described cross motor 301, these components and parts is mounted on described pcb board.
Left placement equipment 401 and right placement equipment 402 alternately mount components and parts to the pcb board being positioned in longitudinal frame 100.
As shown in Figure 7, at the lateral surface of described girder 300 (taking Fig. 7 paper as reference, in being inwards, outside being outwards, be provided with the linkage board 302 (this linkage board 302 can rotate along this girder 300 transverse shiftings with cross motor 301) on the feed screw nut's seat that is fixed in described cross motor 301 down together), on the lateral surface of this linkage board 302, be provided with two vertical slide rails 303, on the medial surface of the sliding floor 11 on described subsides machine 10, be installed with two sliding shoes 12, sliding shoe 12 holdings are on described vertical slide rail 303, thus subsides machine 10 is connected on linkage board 302, described vertical motor 13 is placed between linkage board 302 and sliding floor 11, the head of vertical motor 13 is fixed in the top of described linkage board 302, the medial surface of its output and described sliding floor 11 is affixed, in the time that vertical motor 13 rotates, other parts on subsides machine 10 can be rotated along vertical slide rail 303 and move up and down with it., while picking up components and parts from loader 73, subsides machine 10 can move up and down with vertical motor 13 runnings; When mounting on pcb board, subsides machine 10 can move laterally with cross motor 301 runnings.
As shown in Figure 3,4, subsides machine 10 of the present invention is on the lateral surface of sliding floor 11, to be provided with row's formula that two row intervals are rods arranged in horizontal line to paste 20, and every row row formula is pasted 20 and comprised at least two mounting heads 40, is preferably 12 mounting heads 40.
It is same as the prior art that a first row (be an inside row, be called for short row formula and paste 20) row's formula is pasted a structure of 20, and it is arranged on the lateral surface of described sliding floor 11 by backstay 21.
As shown in Fig. 5,6,8, all mounting heads 40 that second row row formula pastes 20 in (pasting 30 hereinafter to be referred as socket) are connected on sliding floor 11 by locating bar 31, guide rod 32 and supporting plate 33.
Described supporting plate 33 is for being connected to the flat board at sliding floor 11 two ends, on flat board, be provided with axis hole 34, described locating bar 31 is two and setting up and down, and the two ends of locating bar 31 are set in respectively in two axis holes 34 on flat board, has also been provided with the gusset plate 35 of reinforcement effect in the outside of supporting plate 33.
Described socket is pasted each mounting head 40 in 30 and is formed by suction nozzle seat 41, guide rod 32, soup stick 42, the soup stick axle bed 43 and the back-moving spring 46 of holding between soup stick axle bed 43 and soup stick tailstock 44 that are nested with on soup stick 42.On suction nozzle seat 41, be provided with a vertical positioning through hole 47, two located lateral through holes 48 and two longitudinal register through holes 49, described soup stick axle bed 43 is fixed in the top of vertical positioning through hole 47, and described soup stick 42 arranges through soup stick axle bed 43 medium pores and vertical positioning through hole 47 in the downward mode of its suction nozzle 45, described back-moving spring 46 is nested with top at soup stick 42 between soup stick axle bed 43 and soup stick tailstock 44, in the time ordering about without external force, this back-moving spring 46 makes soup stick tailstock 44 take soup stick 42 in upper limit position, conventionally, this socket paste 30 in the time not working in upper limit position, the suction nozzle 45 of all mounting heads 40 that suction nozzle 45 of all mounting heads 40 wherein all pastes 20 in (i.e. described first row row formula subsides 20) higher than described row's formula apart from the height of loader 73 is apart from the height of loader 73, when work, row's formula is pasted a mounting head 40 in 20 and is first moved down and pick up components and parts, after moving on it, this socket is pasted a mounting head 40 in 30 and is moved down and pick up components and parts, can avoid like this two row mounting heads 40 to move down while picking up components and parts simultaneously, loader 73 by row's formula paste 20 or socket paste 30 and break, described locating bar 31 is through located lateral through hole 48, the suction nozzle seat 41 that described guide rod 32 pastes on a mounting head 40 corresponding in 20 through longitudinal register through hole 49 and the row's of being located at formula is fixed on sliding floor 11.
The suction nozzle seat 41 of said structure has advantages of that can take soup stick 42 carries out displacement adjusting horizontal and vertical, according to the designing requirement of circuit on pcb board, and timely adjustment mounting head 40 X of mount components position and the coordinate of Y-direction.
Paste an outside of 30 in socket above, be provided with rack beams 50, rack beams 50 is fixed on described supporting plate 33 (as shown in Figure 4) by the lateral shelf plate 56 at its two ends, in the inboard of this lateral shelf plate 56, (frame plate 56 opposite faces in both sides are inboard, be left-external side or right outside side back to face, be provided with vertical chute 57 down together), (these two motors can be servomotors in rack beams 50, to be provided with lifting motor 51 and soup stick 42 angle electrical machineries 54, also can be stepping motor, also be provided with angle electrical machinery in the inner side of sliding floor 11 equally, rotate in the time of the pickup device action of angle of the soup stick 42 that this angle electrical machinery 11 rows' of control formulas are pasted all mounting heads 40 in 20), these two motors are fixed in rack beams 50 by the holder 55 of being made by gusset separately, the flat face of holder 55 is fixed on the end face of rack beams 50, the vertical surface of holder 55 hangs to the outside of rack beams 50, the head of described lifting motor 51 and soup stick 42 angle electrical machineries 54 is fixed in respectively on the vertical surface of corresponding holder 55.The rotating shaft level of lifting motor 51 and towards rack beams 50 inner sides arrange; The rotating shaft of soup stick 42 angle electrical machineries 54 vertically and downwards arranges.
As shown in Figure 10,11, under rack beams 50, be provided with lift beam 60, this lift beam 60 is strip-shaped, on the top surface of the soup stick tailstock 44 of the mounting head 40 that its inner side be inclined-plane holding in described socket subsides 30, therebetween for touching, in left-external side in its two end side panels and right outside side, establish vertical bar rail 62, this vertical bar rail 62 is placed in described vertical chute 57 (as shown in Figure 4), is slidably connected therebetween.As shown in Figure 9, be provided with the driven bearing 61 of outward extending cylindrical cam in the lateral surface central authorities of lift beam 60, cam follower shaft holds 61 back shaft and is fixed on the lateral surface of lift beam 60.The rotating shaft of lifting motor 51 and rectangular recessed 52 lateral surfaces of taking turns are affixed, recessed 52 the lateral surface of taking turns is plane, its inner side is with annular groove 53, described cam follower shaft holds 61 and is placed in this annular groove 53, when this lifting motor 51 drives recessedly while taking turns 52 rotation, cam follower shaft holds 61 and in annular groove 53, slides and drive lift beam 60 to move up and down.That is to say, in the time that lift beam 60 moves down, the soup stick 42 that a mounting head 40 in 30 is pasted in the compressing socket of inclined-plane that itself and described soup stick tailstock 44 touch moves down, after this lifting motor 51 quits work, be located at socket paste 30 under the effect of back-moving spring 46 on mounting head 40, soup stick 42 wherein returns again the home position in setting height.
As shown in figure 13, (this motor can be servomotor on the feed frame 72 of described feeding machine 70, to be provided with feed displacement motor, also can be stepping motor) and longitudinal slide rail 74, loader seat 71 is located on longitudinal slide rail, and described feed displacement motor can make loader seat 71 move back and forth do short distance along this longitudinal slide rail 74.When row's formula in subsides machine 10 paste 20 move down and pick up components and parts and complete and rise after, this loader seat 71 is along the outside mobile short distance of described longitudinal slide rail 74, this short distance is that described row's formula is pasted 20 and pasted the distance of setting between 30 with socket, that is to say, loader seat 71 is inserted and is pasted 30 and move down and pick up components and parts to backward shift supply and discharge.
Certainly said structure neither be unique, also loader 73 can be set to double-row type loader 73 so that row's formula paste 20 and socket paste 30 and move down simultaneously and all can pick up components and parts.
Described loader 73 can be on loader seat 71 lateral adjustments.