CN114655667A - Automatic appearance transfer device of transferring of printed circuit board - Google Patents
Automatic appearance transfer device of transferring of printed circuit board Download PDFInfo
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- CN114655667A CN114655667A CN202210574962.2A CN202210574962A CN114655667A CN 114655667 A CN114655667 A CN 114655667A CN 202210574962 A CN202210574962 A CN 202210574962A CN 114655667 A CN114655667 A CN 114655667A
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- circuit board
- clamping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
- B65G47/24—Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0214—Articles of special size, shape or weigh
- B65G2201/022—Flat
Abstract
An automatic posture-adjusting transfer device for a printed circuit board belongs to the technical field of conveying for circuit board preparation, and comprises a lifting mechanism, a translation mechanism, a push-out mechanism, a clamping mechanism, a posture-adjusting mechanism and a linkage mechanism; the translation mechanism is arranged on the movable end of the lifting mechanism; the motion directions of the pushing mechanism and the translation mechanism are parallel to each other; the clamping mechanisms are paired and arranged at two ends between the translation mechanism and the push-out mechanism; the posture adjusting mechanism is arranged between the translation mechanism and the pushing mechanism; the linkage mechanism is arranged between the clamping mechanisms and connected to the posture adjusting mechanism. According to the invention, when the circuit board is transferred according to the lifting mechanism, the translation mechanism, the push-out mechanism, the clamping mechanism, the posture adjusting mechanism, the linkage mechanism and other components, the posture of the circuit board can be corrected, so that the circuit board is in a vertical state, and the circuit board can be conveniently and nondestructively clamped through the clamping mechanism.
Description
Technical Field
The invention relates to the technical field of conveying for circuit board preparation, in particular to an automatic posture adjusting and transferring device for a printed circuit board.
Background
The pattern transfer is an important processing process in the processing process of the printed circuit board, and the process is to paste a photosensitive dry film on the double surfaces of the copper-clad plate by hot pressing and then transfer the designed circuit pattern to the dry film on the surface of the printed circuit board by an exposure mode. After the dry film is exposed, local photosensitive curing is carried out, the dry film can be kept on the board surface during development, and a required circuit pattern is obtained through pattern electroplating and etching processes after the development. When the circuit board is developed, dry film patterns are still reserved on two sides of the circuit board, after the circuit board is processed, the circuit board 7 needs to be conveyed in a conveying mode as shown in fig. 10, when the circuit board is conveyed, the horizontally placed circuit board 7 is conveyed to the arc-shaped section of the conveying belt 6 through the conveying mechanism until one end of the circuit board 7 is inserted between two adjacent conveying teeth 60, then the circuit board 7 is transferred under the driving of the conveying belt 6, when the circuit board 7 is transferred, the circuit board 7 is changed from the horizontal state to the vertical state, then an operator transfers the erected circuit board 7 to a transfer placing vehicle, and the circuit board 7 is transferred to the next process section through the transfer placing vehicle. In order to facilitate the circuit board 7 to be inserted between two adjacent conveying teeth 60, two sides of each conveying tooth 60 are arranged to be in an inclined structure, and the circuit board 7 is in an upright state and is in two states, wherein one state is that an included angle between the circuit board 7 and the movement advancing direction of the conveying belt 6 is an acute angle, and the other state is that an included angle between the circuit board 7 and the movement advancing direction of the conveying belt 6 is an obtuse angle.
Disclosure of Invention
The invention provides an automatic posture adjusting and transferring device for a printed circuit board, which is used for solving the defects of the prior art, and can correct the posture of the circuit board when the circuit board is transferred so as to enable the circuit board to be in a vertical state, so that the circuit board can be conveniently and nondestructively clamped through a clamping mechanism, and the device has strong practicability.
In order to achieve the purpose of the invention, the following technology is adopted:
an automatic posture-adjusting transfer device for a printed circuit board comprises a lifting mechanism, a translation mechanism, a pushing mechanism, a clamping mechanism, a posture-adjusting mechanism and a linkage mechanism;
the translation mechanism is arranged on the movable end of the lifting mechanism;
the moving direction of the pushing-out mechanism is parallel to the moving direction of the translation mechanism;
the clamping mechanisms are paired and arranged at two ends between the translation mechanism and the push-out mechanism;
the posture adjusting mechanism is arranged between the translation mechanism and the pushing mechanism;
the linkage mechanism is arranged between the clamping mechanisms and connected to the posture adjusting mechanism;
the lifting mechanism is used for adjusting the height of the translation mechanism, the translation mechanism is used for adjusting the position of the circuit board clamped by the clamping mechanism, the push-out mechanism acts on one end of the circuit board to enable the circuit board to move outwards along the length direction of the translation mechanism, and the posture adjusting mechanism is used for correcting the posture of the circuit board to enable the circuit board to be in a vertical state.
Further, translation mechanism is including installing in the lift seat of elevating system lift expansion end, translation motor is installed to the lift seat upper end, translation gear is installed to translation motor's expansion end, translation gear engagement has the translation rack, the translation inner panel is installed to the dorsal part of translation rack, spacing recess has all been seted up to the upper and lower both sides of translation inner panel, the medial extremity of lift seat is equipped with a pair of T shape fastener, the medial extremity of T shape fastener all wears in spacing recess, the translation diaphragm is installed to the inside wall of translation inner panel.
Further, the ejecting mechanism comprises an ejecting transverse plate, the length direction of the ejecting transverse plate is parallel to that of the translation transverse plate, the ejecting transverse plate is arranged at intervals, two ejecting end seats are respectively installed at two ends of the ejecting transverse plate, an ejecting motor is installed on one of the ejecting end seats, an output shaft of the ejecting motor is connected with an ejecting lead screw through a coupling, a plurality of guide rods are further installed between the ejecting end seats, an ejecting seat is arranged on the ejecting lead screw, the guide rods are all penetrated into the ejecting seat, and a folded ejecting plate is installed at the lower end of the ejecting seat.
Further, the clamping mechanism comprises a clamping bottom plate arranged between the push-out transverse plate and the translation transverse plate, a clamping round hole is formed in the geometric central position of the clamping bottom plate, a pair of installation side plates are installed on the upper wall of the clamping bottom plate, a clamping upper plate is installed between the upper ends of the installation side plates, a bearing is arranged at the geometric central position of the clamping upper plate, a clamping screw sleeve is arranged in the bearing, an installation ring is arranged at the upper end of the clamping screw sleeve, the lower end of the clamping screw sleeve is limited through a limiting ring, a clamping gear is installed on the installation ring, a clamping rack is meshed with the clamping gear, guide grooves are formed in the upper side and the lower side of the clamping rack, a guide sleeve is sleeved on the clamping rack, a pair of guide inserting plates are arranged on the upper side and the lower side of the inner wall of the guide sleeve, the guide sleeve is installed at one end of the clamping upper plate, a clamping screw rod is screwed in the clamping screw sleeve, and a movable plate is installed at the lower end of the clamping screw rod, the movable disc penetrates through the clamping circular hole, a lower extension block is installed at the lower end of the movable disc, a pair of limiting top plates are symmetrically arranged at the lower end of the lower extension block, a pair of hinge seats are symmetrically arranged on the lower wall of the movable disc, the lower ends of the hinge seats are hinged to a rotating plate, L-shaped action feet are formed on the outer wall of the rotating plate, the outer side ends of the L-shaped action feet are bent upwards, spring pieces are installed at the inner side ends of the rotating plate and are installed on the side wall of the lower extension block, rotating shafts are arranged at the lower ends of the rotating plate, torsion springs are arranged at two ends of each rotating shaft, the inner side ends of the torsion springs are arranged on the rotating plate, rotating heads are arranged on each rotating shaft, concave pieces are arranged at the inner side ends of the rotating heads, vertical wheels are arranged on the concave pieces, anti-skid rubber pads are arranged on the outer walls of the vertical wheels, supporting members are arranged on the upper wall of the movable disc in a circumferential array mode, the upper ends of the supporting members are installed on the clamping upper plate, and the supporting members are used for guiding the lifting of the movable disc;
the supporting member comprises a first mounting plate mounted on the moving plate, the first mounting plate is provided with a telescopic rod, the upper end of the telescopic rod is provided with a limiting plate, the outer wall of the limiting plate is provided with a plurality of guide blocks, a telescopic cylinder is sleeved at the upper end of the telescopic rod, the outer wall of the telescopic cylinder is provided with a plurality of guide vertical holes, the guide blocks penetrate into the guide vertical holes, the upper end of the limiting plate is provided with a top spring, the top spring is positioned at the upper end inside the telescopic cylinder, the upper end of the telescopic cylinder is provided with a second mounting plate, and the second mounting plate is mounted on the clamping upper plate;
the clamping bottom plate is symmetrically formed with a pair of backing plates, and the upper ends of the L-shaped acting feet act on the lower walls of the backing plates.
Further, the posture adjusting mechanism comprises a pair of concave supports arranged between the push-out transverse plate and the translation transverse plate, mounting seats are arranged at the upper ends of the concave supports, guide penetrating blocks are arranged at the inner side ends of the mounting seats, vertical guide grooves are formed in the two sides of the guide penetrating blocks, guide concave parts are sleeved at the inner side ends of the guide penetrating blocks, a pair of guide inner bars are arranged on the inner walls of the guide concave parts and penetrate through the vertical guide grooves, linkage racks with teeth on the two sides are arranged between the guide concave parts, linkage gears are meshed with the two sides of each linkage rack, the two ends of each linkage gear are connected with correction seats through rotating rods, each pair of correction seats positioned on the same side are arranged on each guide penetrating block, a correction vertical plate is arranged on each linkage gear in a downward extending mode, an upper extending rod is arranged on each mounting seat in an upward extending mode, an upper transverse plate is arranged at the upper end of the upper transverse plate, a correction cylinder is arranged on the upper transverse plate, the lower extreme of rectifying the cylinder is installed in the upper end of linkage rack, and the bull stick has all been worn to the lower extreme of rectifying the riser, is equipped with on the bull stick and rectifies the head, and the lower extreme of rectifying the head is equipped with the correction wheel, and the lower extreme outer wall of rectifying the riser all is equipped with limit baffle, and the tip of bull stick all is equipped with the separation blade, rectifies the outer wall of head and installs the shell fragment that returns of arc structure.
Furthermore, the linkage mechanism comprises a connecting seat arranged on one side of the upper end of the linkage rack, and the outer side end of the connecting seat is connected with an acting wheel through a connecting shaft;
the inner side ends of the clamping racks are respectively provided with an inward extending connecting rod, each inward extending connecting rod is sleeved with a guide frame, the lower ends of the guide frames are respectively provided with an upward extending mounting plate, the lower ends of the upward extending mounting plates are respectively mounted on the inner wall of the push-out transverse plate, a middle block is mounted between the inward extending connecting rods, the middle block is provided with a connecting vertical plate in an upward extending mode, the lower end of the connecting vertical plate is provided with a vertical hole, the upper end of the vertical hole is communicated with an oblique hole, the other end of the oblique hole extends upwards in an inclined mode, and an included angle formed between the oblique hole and the vertical hole is an obtuse angle;
the action wheel penetrates through a space formed by the vertical hole and the inclined hole.
The technical scheme has the advantages that:
according to the invention, when the circuit board is transferred according to the lifting mechanism, the translation mechanism, the push-out mechanism, the clamping mechanism, the posture adjusting mechanism, the linkage mechanism and other components, the posture of the circuit board can be corrected, so that the circuit board is in a vertical state, and the circuit board can be conveniently and nondestructively clamped through the clamping mechanism. Wherein, the lifting mechanism arranged on the conveying belt in a crossing way can adjust the height of the translation mechanism, and the circuit board can be conveniently clamped and transferred by the adjustment, the translation mechanism can drive the clamped circuit board to move towards the upper part of the transfer placing vehicle, thereby realizing the operation of transferring the circuit board from the conveying belt to the upper part of the transfer placing vehicle, the push-out mechanism can push out the clamped circuit board from the clamping mechanism, thereby automatically transferring the circuit board to the transfer placing vehicle, the clamping mechanism can clamp the upper end of the circuit board after the posture adjustment, and further, the circuit board can be conveniently transferred, the posture adjustment mechanism can carry out the posture adjustment on the circuit board which is positioned between two adjacent conveying teeth and is in an inclined state, the circuit board can be in a vertical state by the adjustment, further, the circuit board can be conveniently clamped, and the damage to the circuit board during the clamping can be avoided, the linkage mechanism realizes the posture adjustment and clamping operation of the circuit board by the clamping mechanism and the posture adjustment mechanism under the drive of single power, thereby reducing the energy consumption of the circuit board during transfer and having stronger practicability.
Drawings
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 shows a first perspective view of the present application.
Fig. 2 shows a perspective structural view of the second embodiment.
Fig. 3 shows a perspective view of the first clamping mechanism.
Fig. 4 shows a perspective view of the second clamping mechanism.
Fig. 5 shows a three-dimensional configuration diagram of the gripping mechanism.
Fig. 6 is a perspective view showing the posture adjustment mechanism.
Fig. 7 shows an enlarged view at a shown in fig. 6.
Fig. 8 shows an enlarged view at B shown in fig. 6.
Fig. 9 is a perspective view showing the posture adjusting mechanism and the link mechanism.
Fig. 10 is a schematic diagram showing a state of the circuit board at the time of conveyance.
Description of reference numerals:
the device comprises a translation mechanism-1, a lifting seat-10, a translation motor-11, a translation gear-12, a translation rack-13, a translation inner plate-14, a limiting groove-140, a T-shaped clamping piece-15 and a translation transverse plate-16;
the pushing mechanism-2, a pushing transverse plate-20, a pushing end seat-21, a pushing motor-22, a pushing screw rod-23, a pushing seat-24, a folded pushing plate-25 and a guide rod-26;
a clamping mechanism-3, a clamping bottom plate-300, an installation inner plate-301, a clamping round hole-302, an installation side plate-303, a clamping upper plate-304, an installation ring-305, a clamping gear-306, a clamping rack-307, a guide groove-308, a guide sleeve-309, a moving disc-310, a downward extending block-311, a limiting top plate-312, a hinged seat-313, a rotating plate-314, an L-shaped acting foot-315, a backing plate-316, a rotating shaft-317, a torsion spring-318, a rotating head-319, a concave part-320, a vertical wheel-321, a first installation plate-322, a telescopic rod-323, a limiting disc-324, a top spring-325, a telescopic cylinder-326, a guiding vertical hole-327, a second installation plate-328, a clamping screw rod-329, A spring leaf-330;
a posture adjusting mechanism-4, a concave support-400, a mounting seat-401, a guide penetrating block-402, a guide concave part-403, an upper limit plate-404, a guide inner strip-405, a linkage rack-406, an upper extension rod-407, an upper transverse plate-408, a correction cylinder-409, a linkage gear-410, a correction seat-411, a correction vertical plate-412, a limit baffle-413, a rotating rod-414, a baffle-415, a correction head-416, a correction wheel-417 and a rebound sheet-418;
a linkage mechanism-5, a connecting seat-500, an action wheel-501, an inward extending connecting rod-502, a guide frame-503, an upper extension mounting plate-504, a middle block-505, a connecting vertical plate-506, a vertical hole-507 and an oblique hole-508;
a conveying belt-6, conveying teeth-60 and a circuit board-7.
Detailed Description
As shown in fig. 1 and 10, an automatic posture adjusting and transferring device for a printed circuit board comprises a lifting mechanism, a translation mechanism 1, a pushing mechanism 2, a clamping mechanism 3, a posture adjusting mechanism 4 and a linkage mechanism 5. The translation mechanism 1 is arranged on the movable end of the lifting mechanism. The moving direction of the pushing-out mechanism 2 and the moving direction of the translation mechanism 1 are parallel to each other. The clamping mechanisms 3 are paired and arranged at two ends between the translation mechanism 1 and the push-out mechanism 2. The posture adjusting mechanism 4 is arranged between the translation mechanism 1 and the push-out mechanism 2. The linkage mechanism 5 is arranged between the clamping mechanisms 3 and connected to the posture adjusting mechanism 4. The lifting mechanism is used for adjusting the height of the translation mechanism 1, the translation mechanism 1 is used for adjusting the position of the circuit board 7 clamped by the clamping mechanism 3, the push-out mechanism 2 acts on one end of the circuit board 7 to enable the circuit board 7 to move outwards along the length direction of the translation mechanism 1, and the posture adjusting mechanism 4 is used for correcting the posture of the circuit board 7 to enable the circuit board 7 to be in a vertical state.
The operation steps of this embodiment are:
step 1, the circuit board 7 is transferred to the end of the conveying device formed by the conveyor belt 6 through the conveying device formed by a plurality of rollers until one end of the circuit board 7 is inserted between two adjacent conveying teeth 60 of the conveyor belt 6 through the conveying device, and the inserted position is an arc-shaped section of the conveyor belt 6.
And 3, when the circuit board 7 moves to the position right below the clamping mechanism 3 under the driving of the conveyer belt 6, the lifting mechanism drives the translation mechanism 1, the push-out mechanism 2, the clamping mechanism 3, the posture adjusting mechanism 4 and the linkage mechanism 5 to move downwards.
And 4, when the posture adjusting mechanism 4 moves downwards under the driving of the lifting mechanism, firstly adjusting the posture of the circuit board 7 so as to change the circuit board 7 in the inclined state into a vertical state.
And 5, after the posture adjusting mechanism 4 finishes the posture adjustment of the circuit board 7, the clamping mechanism 3 just moves to the upper end of the circuit board 7, and then the upper end of the circuit board 7 is clamped through the clamping mechanism 3 under the linkage of the linkage mechanism 5.
And 6, after the clamping mechanism 3 finishes clamping the circuit board 7, adjusting the height of the circuit board 7 through the lifting mechanism.
And 7, after the circuit board 7 is rotated out from the conveying teeth 60 of the conveying belt 6 under the driving of the lifting mechanism, the translation mechanism 1 drives the circuit board 7 to be transferred to the position right above the transfer placing vehicle, and the height of the circuit board 7 is synchronously adjusted through the lifting mechanism during transfer, so that the circuit board 7 is positioned at the placing vacancy of the transfer placing vehicle.
And 8, acting on one end of the circuit board 7 through the pushing-out mechanism 2 to enable the circuit board 7 to move outwards until the circuit board 7 is transferred to the placing vacant position of the transfer placing vehicle.
And 9, after the circuit board 7 is transferred, the lifting mechanism, the translation mechanism 1, the push-out mechanism 2, the clamping mechanism 3 and the posture adjusting mechanism 4 are restored to the initial state and wait for or directly perform the operation of transferring the circuit board 7 again.
In this embodiment, the lifting mechanism adjusts the height of the translation mechanism 1 by using a lead screw. In order to facilitate the implementation of the lifting mechanism, a portal frame structure is adopted, the lifting mechanism stretches over the conveying belt 6, a lead screw adjusting mode is adopted, the precision of height adjustment can be improved, meanwhile, in order to improve the flexibility of adjustment, a ball screw is adopted, a servo motor is used as a driving source of the lifting mechanism, the height of the translation mechanism 1 and the like is determined through the self-locking function of the servo motor, and therefore the circuit board 7 is convenient to transfer.
As shown in fig. 2, in this embodiment, the translation mechanism 1 includes a lifting seat 10 installed at a lifting movable end of the lifting mechanism, a translation motor 11 is installed at an upper end of the lifting seat 10, a translation gear 12 is installed at a movable end of the translation motor 11, a translation rack 13 is engaged with the translation gear 12, a translation inner plate 14 is installed at a back side of the translation rack 13, limiting grooves 140 are respectively formed in upper and lower sides of the translation inner plate 14, a pair of T-shaped clamping pieces 15 is arranged at an inner side end of the lifting seat 10, inner side ends of the T-shaped clamping pieces 15 are respectively penetrated into the limiting grooves 140, and a translation transverse plate 16 is installed on an inner side wall of the translation inner plate 14.
In this embodiment, the position of the circuit board 7 is adjusted by driving the translation rack 13 to move horizontally by the translation gear 12, and the adjustment is fast and has a large adjustment span, so that the circuit board 7 is convenient to transfer.
In this embodiment, the limiting groove 140 and the T-shaped clamping piece 15 are matched with each other to limit the translation rack 13, so that the stability and safety of the motion of the translation rack 13 can be improved.
In operation, the translation gear 12 is driven to rotate by the translation motor 11, the translation gear 12 rotates to drive the translation rack 13 to move, the movement of the translation rack 13 enables the clamping mechanism 3 to move, and certainly, the transfer operation of the circuit board 7 is also realized.
As shown in fig. 1, in the present embodiment, the push-out mechanism 2 includes a push-out transverse plate 20, a length direction of the push-out transverse plate 20 is parallel to a length direction of the translation transverse plate 16, and the push-out transverse plate 20 is disposed at an interval, two ends of the push-out transverse plate 20 are respectively provided with one push-out end base 21, one of the push-out end bases 21 is provided with a push-out motor 22, an output shaft of the push-out motor 22 is connected with a push-out lead screw 23 through a coupling, a plurality of guide rods 26 are further installed between the push-out end bases 21, the push-out lead screw 23 is provided with a push-out base 24, the guide rods 26 are all inserted into the push-out base 24, and a folded push-out plate 25 is installed at a lower end of the push-out base 24.
The present embodiment may also adopt a method of using a synchronous belt to drive the folded push-out plate 25 to move to push out the circuit board 7, but considering that the thrust provided by the synchronous belt is small and the frequency of replacing the synchronous belt is high in a long-term operation, it is preferable to use a lead screw to adjust the push-out operation of the circuit board 7 through the folded push-out plate 25. Of course, in a specific operation, it is also necessary to provide a proximity switch at each of the two ends of the horizontal pushing-out plate 20 to sense the moving distance of the folded pushing-out plate 25. When the circuit board 7 is pushed out, the lower end of the fold-shaped push-out plate 25 acts on the end of the circuit board 7, so that the circuit board 7 is moved outward by the fold-shaped push-out plate 25.
As shown in fig. 3-5, in the present embodiment, the clamping mechanism 3 includes a clamping bottom plate 300 installed between the push-out cross plate 20 and the translation cross plate 16, a plurality of installation inner plates 301 are installed on two opposite side walls of the clamping bottom plate 300, the installation inner plate 301 located on one side is installed on the push-out cross plate 20, the installation inner plate 301 located on the other side is installed on the translation cross plate 16, a clamping circular hole 302 is formed at a geometric center position of the clamping bottom plate 300, a pair of installation side plates 303 are installed on an upper wall of the clamping bottom plate 300, a clamping upper plate 304 is installed between upper ends of the installation side plates 303, a bearing is arranged at the geometric center position of the clamping upper plate 304, a clamping screw sleeve is arranged in the bearing, an installation ring 305 is arranged at an upper end of the clamping screw sleeve, a lower end of the clamping screw sleeve is limited by a limiting ring, a clamping gear 306 is installed on the installation ring 305, a clamping gear 306 is engaged with a clamping rack 307, the upper side and the lower side of a clamping rack 307 are both provided with guide grooves 308, a guide sleeve 309 is sleeved on the clamping rack 307, a pair of guide inserting plates are arranged on the upper side and the lower side of the inner wall of the guide sleeve 309, the guide inserting plates penetrate through the guide grooves 308, the guide sleeve 309 is installed at one end of a clamping upper plate 304, a clamping screw 329 is screwed in the clamping screw sleeve, a moving disc 310 is installed at the lower end of the clamping screw 329, the moving disc 310 penetrates through a clamping circular hole 302, a lower extension block 311 is installed at the lower end of the moving disc 310, a pair of limiting top plates 312 are symmetrically arranged at the lower end of the lower extension block 311, a pair of hinge seats 313 are symmetrically arranged at the lower wall of the moving disc 310, rotating plates 314 are hinged at the lower ends of the hinge seats 313, L-shaped acting feet 315 are formed on the outer walls of the rotating plates 314, the outer side ends of the L-shaped acting feet 315 are bent upwards, spring pieces 330 are installed at the inner side ends of the rotating plates 314, and are installed on the side walls of the lower extension blocks 311, the lower extreme of rotor plate 314 all is equipped with pivot 317, the both ends of every pivot 317 all are equipped with torsional spring 318, rotor plate 314 is all located to the medial extremity of torsional spring 318, all be equipped with on every pivot 317 and rotate the head 319, the medial extremity of rotation head 319 all is equipped with concave part 320, concave part 320 all is equipped with vertical wheel 321, the outer wall of vertical wheel 321 is equipped with anti-skidding rubber pad, centre gripping bottom plate 300 takes shape a pair of backing plate 316 in symmetrical structure ground, the upper end of L shape effect foot 315 acts on the lower wall of backing plate 316, the upper wall of removal dish 310 is equipped with supporting member in circumference array ground, the upper end of supporting member is installed in centre gripping upper plate 304, the supporting member is used for the direction that removal dish 310 goes up and down.
Wherein, the spacing ring plays spacing effect to the lower extreme of centre gripping silk braid to ensure centre gripping silk braid pivoted stability.
Wherein, through the setting of backing plate 316, when moving plate 310 upward movement, make things convenient for the lower extreme of rotor plate 314 to rotate inwards to conveniently carry out the centre gripping through the outer wall of vertical wheel 321 to the upper end of circuit board 7.
Wherein, spacing roof 312 acts on the upper end of circuit board 7 to avoid vertical wheel 321 to stretch into length too big when carrying out the centre gripping to circuit board 7, and cause the damage to the outer wall of circuit board 7.
Wherein, through the setting of spring leaf 330, when vertical wheel 321 does not carry out the centre gripping to circuit board 7, can make rotor plate 314 outwards rotate under the effect of spring leaf 330 to make L shape effect foot 315 act on the lower wall of backing plate 316 all the time, and then convenient control when carrying out the centre gripping to circuit board 7, also avoid simultaneously when circuit board 7 centre gripping, rotate rotor plate 314 that sets up and cause the influence to circuit board 7's centre gripping operation.
Wherein, through the setting of vertical wheel 321, can not only carry out the centre gripping to circuit board 7 through anti-skidding rubber pad, still simultaneously through the mode that sets up vertical direction to vertical wheel 321 axial, conveniently carry out the release operation of circuit board 7, and then conveniently carry out circuit board 7's centre gripping and transfer operation.
Wherein, torsional spring 318 is when natural state, can make the length direction of rotor plate 314 and the axial of vertical wheel 321 be parallel to each other, and when carrying out the centre gripping to circuit board 7, torsional spring 318 is the torsional mode to guarantee the stability to the centre gripping of circuit board 7 through this kind of mode, vertical wheel 321 can be avoided owing to the gravity of self upset at will to the setting of torsional spring 318 simultaneously, and then causes the influence to the centre gripping operation of circuit board 7.
When the circuit board 7 is clamped, the clamping gear 306 is rotated by the movement of the clamping rack 307, the clamping screw sleeve is rotated by the rotation of the clamping gear 306, the clamping screw 329 is moved upwards under the limit guidance of the supporting member by the rotation of the clamping screw sleeve, the moving plate 310 is driven to move upwards by the upward movement of the clamping screw 329, the rotating plate 314 is driven to move upwards by the upward movement of the moving plate 310, and when the rotating plate 314 moves upwards, the upper end of the L-shaped acting pin 315 acts on the lower wall of the backing plate 316, so that the lower end of the rotating plate 314 rotates inwards around the hinge seat 313 under the action, and the spring leaf 330 is bent, and the torsion spring 318 is in a torsional state and finally acts on the outer wall of the upper end of the circuit board 7 through the vertical wheel 321, and the clamping operation of the circuit board 7 is completed.
When the circuit board 7 is not clamped, the movable plate 310 moves downward, the rotating plate 314 rotates outward under the action of the spring plate 330, the vertical wheel 321 is driven by the rotating plate 314 to remove the clamping of the circuit board 7, and the vertical wheel 321 is in an initial state under the action of the torsion spring 318 to wait for the clamping of the circuit board 7 again.
As shown in fig. 5, the supporting member includes a first mounting plate 322 installed on the movable plate 310, the first mounting plate 322 is provided with a telescopic rod 323, the upper end of the telescopic rod 323 is provided with a limiting plate 324, the outer wall of the limiting plate 324 is provided with a plurality of guide blocks, an upper end sleeve of the telescopic rod 323 is provided with a telescopic cylinder 326, the outer wall of the telescopic cylinder 326 is provided with a plurality of guide vertical holes 327, the guide blocks penetrate through the guide vertical holes 327, the upper end of the limiting plate 324 is provided with a top spring 325, the top spring 325 is located at the inner upper end of the telescopic cylinder 326, the upper end of the telescopic cylinder 326 is provided with a second mounting plate 328, and the second mounting plate 328 is installed on the clamping upper plate 304.
The telescopic element formed by the telescopic rod 323 and the telescopic tube 326 sleeved thereon in this embodiment plays a role of guiding the lifting motion of the movable plate 310, and the top spring 325 arranged therein can ensure the stability of the movable plate 310 during clamping, thereby ensuring the stability of the clamping of the circuit board 7. To further increase this stability, guide vertical holes 327 and guide blocks are provided, in such a way as to ensure the stability of the action of each support element.
As shown in fig. 6-8, in this embodiment, the posture adjusting mechanism 4 includes a pair of concave brackets 400 installed between the push-out transverse plate 20 and the translation transverse plate 16, the outer walls of both ends of the concave brackets 400 are respectively provided with an upper limiting plate 404, one pair of upper limiting plates 404 located on the same side are installed on the upper wall of the push-out transverse plate 20, the other pair of upper limiting plates 404 are installed on the upper wall of the translation transverse plate 16, the upper ends of the concave brackets 400 are respectively provided with an installation seat 401, the inner ends of the installation seats 401 are respectively provided with a guide penetrating block 402, both sides of the guide penetrating block 402 are respectively provided with a vertical guide groove, the inner ends of the guide penetrating blocks 402 are respectively sleeved with a guide concave part 403, the inner walls of the guide concave parts 403 are respectively provided with a pair of guide inner bars 405, the guide inner bars 405 are respectively penetrated in the vertical guide grooves, a linkage rack 406 with teeth on both sides is arranged between the guide concave parts 403, both sides of the linkage rack 406 are respectively engaged with a linkage rotating rod 410, both ends of each linkage gear 410 are respectively connected with a correction seat 411, each pair of correction seats 411 positioned at the same side are respectively arranged on each guide penetrating block 402, each linkage gear 410 is respectively provided with a correction vertical plate 412 in a downward extending manner, each installation seat 401 is respectively provided with an upper extending rod 407 in an upward extending manner, the upper end of the upper extending rod 407 is provided with an upper transverse plate 408, the upper transverse plate 408 is provided with a correction air cylinder 409, the lower end of the correction air cylinder 409 is arranged at the upper end of the linkage rack 406, the lower end of the correction vertical plate 412 is respectively provided with a rotating rod 414 in a penetrating manner, the rotating rod 414 is provided with a correction head 416, the lower end of the correction head 416 is provided with a correction wheel 417, generally, the outer wall of the correction wheel 417 is made of soft materials, and the outer wall of the correction wheel 417 is an arc-shaped structure, so that when the circuit board 7 is pushed out, the outer wall of the circuit board 7 is scratched, the outer wall of the lower end of the correction vertical plate 412 is provided with a limiting baffle 413, the end of the rotating rod 414 is provided with a blocking piece 415, and the outer wall of the correction head 416 is provided with a rebound piece 418 with an arc structure.
Wherein, through the setting of correction wheel 417, when carrying out the correction of circuit board 7, avoid causing the fish tail to circuit board 7, conveniently carry out the vertical correction operation of circuit board 7 simultaneously.
Wherein, through the setting of limit baffle 413 and separation blade 415, can avoid making correction head 416 appear before the correction because the existence of shrapnel 418 correcting head 416 and correcting between riser 412 and form the contained angle, and then influence the correction of circuit board 7, through the setting of limit baffle 413 and separation blade 415, can make correction head 416 and correction riser 412 be in same extension earlier stage at circuit board 7 correction on.
By the arrangement of the resilient piece 418, when the circuit board 7 is clamped after the circuit board 7 is corrected, the lower end of the correction head 416 can be rotated outwards, and the outer wall of the circuit board 7 is prevented from being crushed when the correction wheel 417 continues to move inwards.
When the correction of the vertical state of the circuit board 7 is performed, the linked rack 406 is pulled by the correction cylinder 409 to move upwards, when the linked rack 406 moves upwards, the two linked gears 410 rotate in opposite directions, and specifically, the lower ends of the correction risers 412 both rotate inwards through the rotation of the two linked gears 410, and the inward rotation of the correction risers 412 causes the two correction wheels 417 to approach each other, and when the two correction wheels 417 approach each other, the circuit board 7 between the correction wheels 417 is gradually vertically corrected, and finally the limiting of the two sides of the circuit board 7 is completed through the two correction wheels 417, and the circuit board 7 is made to be in the vertical state, and when the vertical correction of the circuit board 7 is performed to the later stage, the resilient pieces 418 are gradually opened.
As shown in fig. 7 and 9, in the present embodiment, the linkage mechanism 5 includes a connecting base 500 mounted on one side of the upper end of the linkage rack 406, and an action wheel 501 is connected to the outer end of the connecting base 500 through a connecting shaft. The inboard end of centre gripping rack 307 all installs the interior connecting rod 502 that stretches, all overlap on the interior connecting rod 502 and be equipped with guide frame 503, the lower extreme of guide frame 503 all installs and prolongs mounting plate 504, the lower extreme that prolongs mounting plate 504 all installs in the inner wall of releasing diaphragm 20, install well piece 505 between the interior connecting rod 502 that stretches, well piece 505 upwards extends to be equipped with and connects riser 506, vertical hole 507 has been seted up to the lower extreme of connecting riser 506, the upper end intercommunication of vertical hole 507 has oblique hole 508, the other end tilt up of oblique hole 508 extends, the contained angle that is between oblique hole 508 and the vertical hole 507 is the obtuse angle, effect wheel 501 passes in the space that vertical hole 507 and oblique hole 508 formed.
When the vertical state of the circuit board 7 is corrected and the upper end of the circuit board 7 is clamped, the linked rack 406 is driven by the correction cylinder 409 to move upwards, then the action wheel 501 moves upwards along the vertical direction of the vertical hole 507, and it can be considered that the correction operation of the vertical state is performed on the circuit board 7 only by the posture adjusting mechanism 4 at this time, and when the action wheel 501 moves upwards out of the vertical hole 507 and into the inclined hole 508, the outer wall of the action wheel 501 acts on the upper wall of the inclined hole 508 at this time, so that the connecting vertical plate 506 moves along the horizontal direction under the guidance of the guide frame 503, and as can be seen from the above description, the connecting vertical plate 506 is connected to the two clamping racks 307 through the inward extending connecting rod 502, so that the clamping racks 307 move through the movement of the connecting vertical plate 506, and the clamping mechanism 3 clamps the upper end of the circuit board 7 through the movement of the clamping racks 307, therefore, the clamping mechanism 3 clamps the circuit board 7, and the posture adjusting mechanism 4 continuously adjusts the posture of the circuit board 7 in a vertical state due to the continuous upward movement of the action wheel 501. Through the linkage effect of the linkage mechanism 5, the use of driving elements is reduced, the energy consumption is further reduced, the circuit board 7 can be clamped after the posture adjustment is completed, and the clamping accuracy is further improved.
When the linked rack 406 moves downward under the driving of the correcting cylinder 409, the acting wheel 501 acts on the lower wall of the inclined hole 508 first, and further the clamping rack 307 moves in the opposite direction, when the clamping rack 307 moves in the opposite direction, the clamping mechanism 3 will cancel the clamping operation to the circuit board 7, and the correction wheels 417 at this time also act on both sides of the circuit board 7, when the circuit board 7 is placed, it is also ensured by the correction wheels 417 that the circuit board 7 is in a vertical state, thereby ensuring the accuracy of the placement of the circuit board 7, and the arrangement of the correction wheel 417 also facilitates the downward movement of the circuit board 7, thereby facilitating the blanking operation of the circuit board 7, and when the circuit board 7 is placed, the action wheel 501 moves to the lower end of the vertical hole 507, while the two correction wheels 417 are simultaneously restored to the initial state, waiting for the correction and the holding operation of the circuit board 7 to be performed again.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is apparent that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. An automatic posture-adjusting transfer device for a printed circuit board is characterized by comprising a lifting mechanism, a translation mechanism (1), a push-out mechanism (2), a clamping mechanism (3), a posture-adjusting mechanism (4) and a linkage mechanism (5);
the translation mechanism (1) is arranged on the movable end of the lifting mechanism;
the movement direction of the pushing-out mechanism (2) is parallel to the movement direction of the translation mechanism (1);
the clamping mechanisms (3) are paired and arranged at two ends between the translation mechanism (1) and the push-out mechanism (2);
the posture adjusting mechanism (4) is arranged between the translation mechanism (1) and the push-out mechanism (2);
the linkage mechanism (5) is arranged between the clamping mechanisms (3) and is connected to the posture adjusting mechanism (4);
the lifting mechanism is used for adjusting the height of the translation mechanism (1), the translation mechanism (1) is used for adjusting the position of a circuit board (7) clamped by the clamping mechanism (3), the push-out mechanism (2) acts on one end of the circuit board (7) to enable the circuit board (7) to move outwards along the length direction of the translation mechanism (1), and the posture adjusting mechanism (4) is used for correcting the posture of the circuit board (7) to enable the circuit board (7) to be in a vertical state.
2. The automatic printed circuit board posture adjusting and transferring device as claimed in claim 1, wherein the lifting mechanism adjusts the height of the translation mechanism (1) by means of lead screw adjustment.
3. The automatic printed circuit board posture adjusting and transferring device according to claim 1, wherein the translation mechanism (1) is provided with a translation gear (12) and a translation rack (13) engaged with the translation gear (12), and the translation mechanism (1) is used for adjusting the position of the circuit board (7) clamped by the clamping mechanism (3) in a manner that the translation gear (12) and the translation rack (13) are in transmission.
4. The automatic printed circuit board posture adjusting and transferring device according to claim 1, wherein the pushing mechanism (2) comprises a pushing lead screw, a movable pushing seat (24) is connected to the pushing lead screw, and a folded pushing plate (25) is mounted on the pushing seat (24).
5. The automatic printed circuit board posture adjusting and transferring device according to claim 1, wherein the clamping mechanism (3) comprises a clamping bottom plate (300) installed between the translation mechanism (1) and the push-out mechanism (2), the clamping bottom plate (300) is provided with a clamping circular hole (302), the upper wall of the clamping bottom plate (300) is provided with a pair of installation side plates (303), a clamping upper plate (304) is installed between the upper ends of the installation side plates (303), a clamping screw sleeve penetrates through the clamping upper plate (304), the upper end of the clamping screw sleeve is provided with an installation ring (305), the installation ring (305) is provided with a clamping gear (306), the clamping gear (306) is engaged with a clamping rack (307), the clamping rack (307) is sleeved with a guide sleeve (309), the guide sleeve (309) is installed at one end of the clamping upper plate (304), a clamping screw rod (329) is screwed in the clamping screw sleeve, and the lower end of the clamping screw rod (329) is provided with a moving disc (310), the movable disc (310) penetrates through the clamping circular hole (302), a lower extension block (311) is installed at the lower end of the movable disc (310), a pair of hinged seats (313) are symmetrically arranged on the lower wall of the movable disc (310), the hinged seats (313) are located on two sides of the lower extension block (311), the lower ends of the hinged seats (313) are hinged with rotating plates (314), L-shaped action feet (315) are formed on the outer walls of the rotating plates (314), the outer side ends of the L-shaped action feet (315) are bent upwards, spring pieces (330) are installed on the inner side ends of the rotating plates (314), the spring pieces (330) are installed on the side walls of the lower extension block (311), a pair of base plates (316) are formed on the clamping bottom plate (300) in a symmetrical structure, the upper ends of the L-shaped action feet (315) act on the lower wall of the base plates (316), supporting members are arranged on the upper wall of the movable disc (310) in a circumferential array mode, and the upper ends of the supporting members are installed on the clamping upper plate (304), the support member is used for guiding the moving plate (310) to ascend and descend.
6. The automatic printed circuit board posture adjusting and transferring device according to claim 5, wherein a pair of limiting top plates (312) are symmetrically arranged at the lower end of the lower extension block (311).
7. The automatic printed circuit board posture adjusting and transferring device according to claim 5, wherein the lower ends of the rotating plates (314) are provided with rotating shafts (317), both ends of each rotating shaft (317) are provided with torsion springs (318), the inner ends of the torsion springs (318) are provided with the rotating plates (314), each rotating shaft (317) is provided with a rotating head (319), the inner ends of the rotating heads (319) are provided with concave parts (320), each concave part (320) is rotatably provided with a vertical wheel (321), and the outer walls of the vertical wheels (321) are provided with anti-skidding rubber pads.
8. The automatic printed circuit board posture adjusting and transferring device according to claim 5, wherein the supporting member comprises a first mounting plate (322) mounted on the movable plate (310), the first mounting plate (322) is provided with a telescopic rod (323), the upper end of the telescopic rod (323) is provided with a limiting plate (324), the outer wall of the limiting plate (324) is provided with a plurality of guide blocks, the upper end of the telescopic rod (323) is sleeved with a telescopic cylinder (326), the outer wall of the telescopic cylinder (326) is provided with a plurality of guide vertical holes (327), the guide blocks penetrate through the guide vertical holes (327), the upper end of the limiting plate (324) is provided with a top spring (325), the top spring (325) is located at the inner upper end of the telescopic cylinder (326), the upper end of the telescopic cylinder (326) is provided with a second mounting plate (328), and the second mounting plate (328) is mounted on the clamping upper plate (304).
9. The automatic printed circuit board posture adjusting and transferring device according to claim 5, wherein the posture adjusting mechanism (4) comprises a pair of concave supports (400) installed between the translation mechanism (1) and the push-out mechanism (2), the upper ends of the concave supports (400) are respectively provided with a mounting seat (401), the inner ends of the mounting seats (401) are respectively provided with a guide penetrating block (402), the inner ends of the guide penetrating blocks (402) are respectively sleeved with a guide concave part (403), a linkage rack (406) with teeth at two sides is arranged between the guide concave parts (403), the two sides of the linkage rack (406) are respectively engaged with a linkage gear (410), the two ends of each linkage gear (410) are respectively connected with a correcting seat (411) through rotating rods, each pair of correcting seats (411) positioned at the same side are respectively installed on each guide penetrating block (402), the linkage gears (410) are respectively provided with a correcting vertical plate (412) in a downward extending manner, every mount pad (401) all upwards extends to install and to prolong pole (407), go up to prolong the upper end of pole (407) and install last diaphragm (408), go up diaphragm (408) and install correction cylinder (409), the lower extreme of correcting cylinder (409) is installed in the upper end of linkage rack (406), the lower extreme of correcting riser (412) all wears to be equipped with bull stick (414), be equipped with correction head (416) on bull stick (414), the lower extreme of correcting head (416) is equipped with correction wheel (417), the lower extreme outer wall of correcting riser (412) all is equipped with limit baffle (413), the tip of bull stick (414) all is equipped with separation blade (415), the shell fragment piece (418) that returns of arc structure is installed to the outer wall of correcting head (416).
10. The automatic printed circuit board posture adjusting and transferring device according to claim 9, wherein the linkage mechanism (5) comprises a connecting seat (500) installed at one side of the upper end of the linkage rack (406), and the outer end of the connecting seat (500) is connected with an action wheel (501) through a connecting shaft;
the inner side ends of the clamping racks (307) are respectively provided with an inner extending connecting rod (502), each inner extending connecting rod (502) is sleeved with a guide frame (503), the lower ends of the guide frames (503) are respectively provided with an upper extending mounting plate (504), the lower ends of the upper extending mounting plates (504) are respectively mounted on the pushing-out mechanisms (2), a middle block (505) is mounted between the inner extending connecting rods (502), the middle block (505) is provided with a connecting vertical plate (506) in an upward extending mode, the lower end of the connecting vertical plate (506) is provided with a vertical hole (507), the upper end of the vertical hole (507) is communicated with an inclined hole (508), the other end of the inclined hole (508) extends in an upward inclined mode, and an included angle formed between the inclined hole (508) and the vertical hole (507) is an obtuse angle;
the action wheel (501) penetrates through a space formed by the vertical hole (507) and the oblique hole (508).
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| CN202210574962.2A CN114655667B (en) | 2022-05-25 | 2022-05-25 | Automatic appearance transfer device of transferring of printed circuit board |
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| CN202210574962.2A CN114655667B (en) | 2022-05-25 | 2022-05-25 | Automatic appearance transfer device of transferring of printed circuit board |
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| CN114655667B CN114655667B (en) | 2022-08-19 |
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| CN115602590A (en) * | 2022-12-14 | 2023-01-13 | 四川九州光电子技术有限公司（Cn） | TO-CAN subassembly PIN PIN grafting device |
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| CN115318883A (en) * | 2022-10-13 | 2022-11-11 | 四川华体照明科技股份有限公司 | Straightening equipment |
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