CN203191682U - PCB (printed circuit board) and film aligning device - Google Patents
PCB (printed circuit board) and film aligning device Download PDFInfo
- Publication number
- CN203191682U CN203191682U CN 201320154223 CN201320154223U CN203191682U CN 203191682 U CN203191682 U CN 203191682U CN 201320154223 CN201320154223 CN 201320154223 CN 201320154223 U CN201320154223 U CN 201320154223U CN 203191682 U CN203191682 U CN 203191682U
- Authority
- CN
- China
- Prior art keywords
- vacuum
- pcb board
- platform
- film
- adjusting mechanism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Abstract
The utility model discloses a PCB (printed circuit board) and film aligning device which comprises a rack as well as an X-Y-theta three-degree-of-freedom adjusting mechanism, a rectangular vacuum adsorption platform, two two-point compaction mechanisms, four CCD (charge coupled device) lenses and a light source mounted on the rack, wherein the rectangular vacuum adsorption platform is fixed on the X-Y-theta three-degree-of-freedom adjusting mechanism and used for adsorbing a PCB, and light transmitting parts are arranged on the four corners of the vacuum adsorption platform along the extension of diagonals; the two two-point compaction mechanisms are oppositely arranged above the vacuum adsorption platform; the four CCD lenses are mounted below the X-Y-theta three-degree-of-freedom adjusting mechanism and used for reading alignment identifiers on the four corners of the PCB and film through the light transmitting parts; the four CCD lenses are arranged in a rectangular manner and mounted on a space adjusting mechanism; the four CCD lenses are connected with a controller; a control end of the controller is connected with the X-Y-theta three-degree-of-freedom adjusting mechanism; and the light source is used for providing illuminance conditions to the four CCD lenses. The PCB and film aligning device disclosed by the utility model improves the aligning precision and efficiency.
Description
Technical field
The utility model relates to pcb board and the film alignment device of using in a kind of pcb board manufacture process.
Background technology
In the pcb board manufacture process, need before the exposure pcb board and the film are carried out contraposition, the pcb board that contraposition is finished and the film are put into exposure machine and are exposed then.In the prior art, generally carry out contraposition by pin, go out registration holes at the opposite position of pcb board and the film, then with both by registration holes is enclosed within on the pin realize both to bit manipulation.Above-mentioned aligning structure because the aperture of registration holes can not be equal to the external diameter of pin, therefore will certainly cause both aligning accuracy on the low side, and need by artificial contraposition, and efficient is low.
The utility model content
Technical problem to be solved in the utility model is: a kind of pcb board and film alignment device are provided, solve low, the inefficient problem of contraposition of aligning accuracy in the prior art.
For solving the problems of the technologies described above, the technical solution of the utility model is: pcb board and film alignment device, comprise frame, and also comprise the following each several part that is installed on the described frame: X-Y-θ Three Degree Of Freedom adjusting mechanism; Be fixed in the vacuum absorbing platform of the rectangle that is used for the absorption pcb board on the described X-Y-θ Three Degree Of Freedom adjusting mechanism, described X-Y-θ Three Degree Of Freedom adjusting mechanism is controlled described vacuum absorbing platform along X, Y-direction translation and is rotated, and extends at the upper edge, four angles of described vacuum absorbing platform diagonal line to be provided with the transmittance section; Be relatively arranged on two 2 hold-down mechanisms of described vacuum absorbing platform top, described two 2 hold-down mechanisms are used for four bights of the film are pressed to four bights of pcb board; Be installed on four the CCD camera lenses that the contraposition sign on pcb board and four angles of the film is read in described transmittance section that pass through of described X-Y-θ Three Degree Of Freedom adjusting mechanism below, described four rectangular arrangements of CCD camera lens and being installed on the spacing adjusting mechanism, described four CCD camera lenses are connected with controller, and the control end of described controller is connected with described X-Y-θ Three Degree Of Freedom adjusting mechanism; Be used to four CCD camera lenses that the light source of illuminance condition is provided.
As a kind of optimized technical scheme, described each 2 hold-down mechanism comprise: by the X-direction movable plate of first propulsion system driving; Be installed on the Z-direction movable plate by the driving of second propulsion system on the described X-direction movable plate; Be installed on the X-direction telescopic arm on the described Z-direction movable plate, be provided with for the first positioning and locking spare of adjusting X-direction telescopic arm collapsing length at described Z-direction movable plate; Be installed on two θ angle pivot arms on the described X-direction telescopic arm end, be provided with in described X-direction telescopic arm end for the second positioning and locking spare of adjusting the described θ angle pivot arm anglec of rotation; Be installed on the clamping element of pivot arm end, described two θ angles, described clamping element comprises the elasticity piece under pressure that is fixed in pivot arm end, described θ angle, and the pressure head that is installed on described elasticity piece under pressure bottom.
Wherein, described elasticity piece under pressure comprises the fixed cover that Z-direction is extended and is slidingly mounted on the interior axis of guide of described fixed cover, the top of the described axis of guide has concave station, has boss on the inwall at described fixed cover top, form the annular gap between described concave station and the described boss, the compression spring is installed in the described annular gap, and the top of the described axis of guide is provided with bearing pin, the top of described fixed cover is provided with for described bearing pin and passes and mobile Z-direction slotted hole, and described pressure head is fixedlyed connected with the bottom of the described axis of guide; Described fixed cover is divided into two parts up and down, and two parts up and down of described fixed cover are threaded togather, and described boss and described Z-direction slotted hole all are located at the top of described fixed cover, and the end of described θ angle pivot arm is fixed in the lower part of described fixed cover.
Described pressure head comprises upper body and the following body that is fixed together, described upper body lower surface caves in and is provided with vacuum tank, be provided with the vacuum adapter that is communicated with described vacuum tank at described upper body, described body down is provided with the vacuum hole that is communicated with described vacuum tank.
As a kind of optimized technical scheme, described light source is provided with four, is installed on the end of each θ angle pivot arm respectively.
As a kind of optimized technical scheme, described X-Y-θ Three Degree Of Freedom adjusting mechanism comprises the X-direction mobile unit that is installed on the described frame, be installed on the Y-direction mobile unit on the described X-direction mobile unit and be installed on θ angle rotary unit on the described Y-direction mobile unit, described X-direction mobile unit is identical with the structure of described Y-direction mobile unit, include: a straight line mobile platform and the 3rd propulsion system that drive described straight line mobile platform motion, the bottom of described straight line mobile platform is provided with line slideway, described the 3rd propulsion system comprise first motor, two roller followers that are installed on the cam on described first motor output shaft and are connected and lay respectively at described cam both sides with described straight line mobile platform, the bearing of trend of described first motor output shaft is perpendicular to the direction of motion of described straight line mobile platform.
Wherein, described θ angle rotary unit comprises: rotation platform, the center of described rotation platform by the rotating shaft rotational support on the straight line mobile platform of described Y-direction mobile unit, the edge of described rotation platform by the rolling friction supports support on the straight line mobile platform of described Y-direction mobile unit; Drive the 4th propulsion system that described rotation platform rotates around described rotating shaft, described the 4th propulsion system comprise second motor, by second the motor-driven the 3rd synchronously with and be installed on described rotation platform bottom and with the 3rd two ends of band two fixed blocks of fixedlying connected synchronously, described two fixed blocks are arranged at the circumference centered by rotating shaft and are arranged, and described second motor is located on the perpendicular bisector of described two fixed block lines.
As a kind of optimized technical scheme, on the X-direction center line of described vacuum absorbing platform and the both sides that are positioned at zone line be respectively equipped with chute, in described chute, slide block is installed, be provided with the register pin that exceeds described vacuum absorbing platform upper surface at described slide block, and be provided with locking member at described slide block; Described vacuum absorbing platform the Y-direction center line be provided with alignment line.
As a kind of optimized technical scheme, described vacuum absorbing platform comprises: be positioned at the suction disc of top, offer for the some vacuum holes that adsorb pcb board at described suction disc; The base plate that is positioned at the below and fits and be fixed together with described suction disc is provided with some grades of vacuum chambers by being arranged in order around the middle mind-set between described suction disc and described base plate; Described some vacuum holes are arranged on position corresponding with described some grades of vacuum chambers on the described suction disc, offer aspirating hole on the corresponding base plate of described each grade vacuum chamber, described aspirating hole is connected with vacuum generating device by vacuum tube, at described vacuum tube operation valve is installed.
As a kind of optimized technical scheme, described spacing adjusting mechanism comprises X-direction spacing adjustment unit and Y-direction spacing adjustment unit; Described X-direction spacing adjustment unit comprises: two X-direction director elements, order is slidingly fitted with first erecting frame and second erecting frame on each X-direction director element, four rectangular arrangements of erecting frame, described 4 CCD camera lenses are installed on respectively on described four erecting frames, at first end of each X-direction director element first driven pulley are installed; Rotation is installed on first transmission shaft that the Y-direction on the described frame is extended, be arranged with two first driving pulleys and feather key is connected with two slip caps at described first transmission shaft, two first driving pulleys are corresponding and fixedly connected one by one with two slip caps, two slip caps circumferentially rotate respectively and axial restraint is connected on second end of two X-direction director elements, are provided with first band synchronously around first driving pulley at each X-direction director element two ends and first driven pulley; Two first synchronously band include the first half sections and the second half sections, two first erecting frames respectively with two first synchronously the first half sections of band be connected, two second erecting frames are connected with two first the second half sections of being with synchronously respectively;
Described Y-direction spacing adjustment unit comprises: be fixedly installed at least one the Y-direction director element on the described frame, described two X-direction director elements are slidingly mounted on the described Y-direction director element; Be installed on second driving pulley and second driven pulley along the Y-direction arrangement on the base, described second driving pulley carries out transmission by second transmission shaft, be provided with second band synchronously around described second driving pulley and second driven pulley, described second synchronously band comprise the first half sections and the second half sections, two X-direction director elements are connected with the second half sections with second the first half sections of being with synchronously respectively.
After having adopted technique scheme, the beneficial effects of the utility model are: in the use of the present utility model, 4 contraposition signs are set at four angles of pcb board and the film respectively, at first pcb board is positioned over and carries out preliminary location on the vacuum absorbing platform, again the film is positioned over and carries out preliminary location on the pcb board, it is fixing with pcb board absorption to open vacuum absorbing platform then, by two 2 hold-down mechanisms four bights of the film are pressed to four bights of pcb board again, four clamping elements make the film can not produce translation film location, the position deviation that the contraposition on pcb board and four bights of the film identifies is gathered in four transmittance sections that see through on the vacuum absorbing platform with four CCD camera lenses then, the information that collects is input to controller, then by the action of controller control X-Y-θ Three Degree Of Freedom adjusting mechanism, the action of drive vacuum absorbing platform, and then drive is carried out X by the fixing pcb board of its absorption, Y, revisal on the θ three degree of freedom is regulated, pcb board is aimed at four contraposition signs of the film, finished contraposition work.
To sum up, the utility model carries out the robotization contraposition to pcb board and the film, has improved contraposition efficient, and the identical time spent of film of contraposition and pcb board only needs about 8 seconds; And by four contraposition signs on four angles of pcb board and the film are analyzed commander's contraposition, the error of having divided equally pcb board realizes the high precision contraposition; And use two 2 hold-down mechanisms that four bights of the film are compressed, the film warpage can not occur, and more firm to the location of the film, can not move with the movement of pcb board, has to sum up further guaranteed aligning accuracy.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the one-piece construction synoptic diagram of the utility model embodiment.
Fig. 2 is the structural representation of X-Y-θ Three Degree Of Freedom adjusting mechanism among the utility model embodiment.
Fig. 3 is the structural representation of Fig. 2 being looked up generation.
Fig. 4 is the structural representation of the 3rd propulsion system of X-Y-θ Three Degree Of Freedom adjusting mechanism among the utility model embodiment.
Fig. 5 is the structural representation of the θ angle rotary unit of X-Y-θ Three Degree Of Freedom adjusting mechanism among the utility model embodiment.
Fig. 6 is the structural representation of vacuum absorbing platform among the utility model embodiment.
Fig. 7 is the structural representation of the base plate of vacuum absorbing platform among the utility model embodiment.
Fig. 8 is the side view of vacuum absorbing platform among the utility model embodiment.
Fig. 9 is the structural representation of 2 hold-down mechanisms among the utility model embodiment.
Figure 10 is the structural representation of the clamping element of 2 hold-down mechanisms among the utility model embodiment.
Figure 11 is the structural representation of spacing adjusting mechanism among the utility model embodiment.
Figure 12 is the cut-open view of first transmission shaft part of spacing adjusting mechanism among the utility model embodiment.
Figure 13 is the vertical view of spacing adjusting mechanism among the utility model embodiment.
Among the figure: 1000.X-Y-θ Three Degree Of Freedom adjusting mechanism, 1011. straight line mobile platforms, 1012. line slideways, 1013. first motor, 1014. cams, 1015. roller followers, 1016. web joint, 1017. riser, 1011 '. straight line mobile platform, 1013 '. first motor, 1014 '. cam, 1015 '. roller follower, 1016 '. web joint, 1017 '. riser, 1021. rotation platform, 1022. rotating shaft, 1023. second motors, 1024. the 3rd are with synchronously, 1025. fixed block, 1026. support, 1027. rollers, 1028. expansion tightening wheels.
2000. vacuum absorbing platform, 2001. suction discs, 2011. vacuum holes, 2012. alignment line, 2002. base plate, 2021. first order vacuum chambers, 2022. second level vacuum chambers, 2023. third level vacuum chamber, 2024. fourth stage vacuum chambers, 2025. level V vacuum chambers, 2026. aspirating hole, 2027. vacuum adapters, 2028. operation valves, 2031. chute, 2032. slide blocks, 2033. register pins, 2034. locking member, 2004. light holes, 2005. glass plates.
3000. 2 hold-down mechanisms, 6011. barricades, 3002.X is to movable plate, 3021. first propulsion system, 3003.Z are to movable plate, 3031. back up pads, 3032. second propulsion system, 3033.Z are to guide rod, 3034. compress springs, 3004.X to telescopic arm, 3041.X is to chute, 3042. backing plates, 3043. the first positioning and locking spare, 3005. θ angle pivot arms, 3051. second positioning and locking spares, 3006. the elasticity piece under pressure, 3061. fixed covers, the top of 3611. fixed covers, 3612. the lower part of fixed cover, 3062. the axis of guide, 3063. compression springs, 3064. bearing pins, 3065.Z to slotted hole, 3066. set nut, 3007. pressure heads, 3071. upper bodies, 3711. vacuum tank, 3712. vacuum adapter, 3072. times bodies, 3721. vacuum holes.
4000. spacing adjusting mechanism, 4001.CCD camera lens, 4021.X to guiding element, 4221. first erecting frames, 4222. second erecting frames, 4023. first transmission shaft, 4241. first driving pulley, 4242. first driven pulleys, 4025. slip caps, 4026. first is with synchronously, 4261. first synchronous the first half sections of band, 4262. first the second half sections of band synchronously, 4031.Y is to the guiding element, 4321. second driving pulley, 4322. second driven pulley, 4033. second are with 4034. second transmission shafts synchronously, 4004. handwheel, 4005. set levers.
5000. light source, 6000. frames.
Embodiment
As shown in Figure 1, a kind of pcb board and film alignment device.X, Y, Z, θ direction are seen Fig. 1 in the three-dimensional system of coordinate, and wherein directions X and Y-direction are orthogonal both direction in the surface level, and the Z direction is the direction perpendicular to surface level, and θ angle sense of rotation is the direction of rotating around the Z direction.
Pcb board and film alignment device comprise frame, and are installed on the following each several part on the frame: X-Y-θ Three Degree Of Freedom adjusting mechanism 1000; Be fixed in the vacuum absorbing platform 2000 of the rectangle that is used for the absorption pcb board on the X-Y-θ Three Degree Of Freedom adjusting mechanism 1000, X-Y-θ Three Degree Of Freedom adjusting mechanism 1000 is controlled vacuum absorbing platforms 2000 along X, Y-direction translation and is rotated, and extends at the upper edge, four angles of vacuum absorbing platform 2000 diagonal line to be provided with the transmittance section; 3000, two 2 hold-down mechanisms of two 2 hold-down mechanisms 3000 that are relatively arranged on vacuum absorbing platform 2000 tops are used for four bights of the film are pressed to four bights of pcb board; Be installed on four the CCD camera lenses 4001 that the contraposition sign on pcb board and four angles of the film is read in the transmittance section that pass through of X-Y-θ Three Degree Of Freedom adjusting mechanism 1000 belows, four CCD camera lens 4001 rectangular arrangements and being installed on the spacing adjusting mechanism 4000, four CCD camera lenses 4001 are connected with controller, and the control end of controller is connected with X-Y-θ Three Degree Of Freedom adjusting mechanism 1000; Also comprise the light source 5000 that is used to four CCD camera lenses 4001 that the illuminance condition is provided at last.
Principle of work of the present utility model: 4 contraposition signs are set at four angles of pcb board and the film respectively, at first pcb board is positioned over and carries out preliminary location on the vacuum absorbing platform 2000, again the film is positioned over and carries out preliminary location on the pcb board, it is fixing with pcb board absorption to open vacuum absorbing platform 2000 then, by two 2 hold-down mechanisms 3,000 four bights of the film are pressed to four bights of pcb board again, four clamping elements make the film can not produce translation film location, the position deviation that the contraposition on pcb board and four bights of the film identifies is gathered in four transmittance sections that see through on the vacuum absorbing platform 2000 with four CCD camera lenses 4001 then, the information that collects is input to controller, then by 1000 actions of controller control X-Y-θ Three Degree Of Freedom adjusting mechanism, drive vacuum absorbing platform 2000 actions, and then drive is carried out X by the fixing pcb board of its absorption, Y, revisal on the θ three degree of freedom is regulated, pcb board is aimed at four contraposition signs of the film, finished contraposition work.To sum up, the utility model carries out the robotization contraposition to pcb board and the film, has improved contraposition efficient, and the identical time spent of film of contraposition and pcb board only needs about 8 seconds; And by four contraposition signs on four angles of pcb board and the film are analyzed commander's contraposition, the error of having divided equally pcb board realizes the high precision contraposition; And use four bights of 3000 pairs of films of two 2 hold-down mechanisms to compress, the film warpage can not occur, and more firm to the location of the film, can not move with the movement of pcb board, has to sum up further guaranteed aligning accuracy.
Concrete, to shown in Figure 5, X-Y-θ Three Degree Of Freedom adjusting mechanism 1000 comprises the X-direction mobile unit that is installed on the frame 6000, be installed on the Y-direction mobile unit on the X-direction mobile unit and be installed on θ angle rotary unit on the Y-direction mobile unit as Fig. 2.The X-direction mobile unit is identical with the structure of Y-direction mobile unit, concrete, the X-direction mobile unit comprises a straight line mobile platform 1011 and the 3rd propulsion system that drive 1011 motions of straight line mobile platform, the bottom of straight line mobile platform 1011 is provided with line slideway 1012, its the 3rd propulsion system comprise first motor 1013, be installed on the cam 1014 on first motor, 1013 output shafts and be connected with straight line mobile platform 1011 and the bearing of trend of two roller followers, 1015, the first motors, 1013 output shafts that lays respectively at cam 1014 both sides perpendicular to the direction of motion of straight line mobile platform 1011.The Y-direction mobile unit comprises a straight line mobile platform 1011 ' and the 3rd propulsion system that drive the 1011 ' motion of straight line mobile platform, the bottom of straight line mobile platform 1011 ' is provided with the line slideway (not shown), its the 3rd propulsion system comprise first motor 1013 ', be installed on the cam 1014 ' on first motor, the 1013 ' output shaft and be connected with straight line mobile platform 1011 ' and the bearing of trend of two roller followers, 1015 ', the first motor, 1013 ' output shaft that lays respectively at cam 1014 ' both sides perpendicular to the direction of motion of straight line mobile platform 1011 '.
Be extended with web joint 1016 at the edge of straight line mobile platform 1011, be provided with riser 1017 at web joint 1016, two roller followers 1015 of the 3rd propulsion system of X-direction mobile unit are installed on the riser 1017.Edge at straight line mobile platform 1011 ' is extended with web joint 1016 ', is provided with riser 1017 ' at web joint 1016 ', and two roller followers 1015 ' of the 3rd propulsion system of Y-direction mobile unit are installed on the riser 1017 '.
In X-direction mobile unit and the Y-direction mobile unit, the 3rd propulsion system that are used for two straight line mobile platforms motions of driving all are the cam mechanisms that adopt first motor-driven cam+two roller followers, cam rotates to a side meets one of them roller follower, then this roller follower drives the straight line mobile platform along the line slideway positive movement, cam rotates to opposite side meets another roller follower, then this roller follower drives the straight line mobile platform along the line slideway counter motion, above-mentioned design adopts cam mechanism can realize regulating the speed in the short distance soon, adjust advantage of high precision.
θ angle rotary unit comprises rotation platform 1021, the center of rotation platform 1021 by rotating shaft 1022 rotational support on the straight line mobile platform 1011 ' of Y-direction mobile unit, also comprise and drive rotation platform 1,021 1022 the 4th propulsion system that rotate around the shaft, the 4th propulsion system comprise second motor 1023, by second motor 1023 drive the 3rd synchronously with 1024 and be installed on rotation platform 1021 bottoms and with the 3rd two fixed blocks 1025 of fixedlying connected with 1024 two ends synchronously, two fixed blocks 1025 are arranged at the circumference centered by rotating shaft 1022 and are arranged, and second motor 1023 is located on the perpendicular bisector of two fixed block 1025 lines.Realize rotation platform 1,021 1022 rotation around the shaft with two fixed blocks 1025 on the 1024 driven rotary platforms 1021 synchronously by the 3rd of second motor, 1023 drivings, simple in structure, realize than being easier to, reduced production cost.
The edge of rotation platform 1021 by the rolling friction supports support on the straight line mobile platform 1011 ' of Y-direction mobile unit, the rolling friction support member comprises the support 1026 on the straight line mobile platform 1011 ' of being located at the Y-direction mobile unit, support 1026 is provided with bottom roller 1027, and the edge of rotation platform 1021 stretches in the gap between the bottom roller 1027.Said structure, not only can guarantee the depth of parallelism of rotation platform 1021 and straight line mobile platform 1011, improve and adjust precision, and be rolling friction between the edge of rotation platform 1021 and the rolling friction support member, reduce the rotating load of rotation platform 1021, further improved the adjustment precision.
The 3rd is provided with expansion tightening wheel 1028 with 1024 drive path synchronously, is used for realizing the 3rd synchronously with 1024 even running and the adjustment precision that further improves rotation platform 1021.
As Fig. 6 to shown in Figure 8, the base plate 2002 that vacuum absorbing platform 2000 comprises the suction disc 2001 that is positioned at the top and is positioned at the below and fits and be fixed together with suction disc 2001, both are locked by several screw fastening firmwares.
Between suction disc 2001 and base plate 2002, be provided with some grades of vacuum chambers by being arranged in order around the middle mind-set, in this implementation process, vacuum chamber is provided with Pyatyi, be respectively from inside to outside: first order vacuum chamber 2021, second level vacuum chamber 2022, third level vacuum chamber 2023, fourth stage vacuum chamber 2024 and level V vacuum chamber 2025, and these vacuum chambers all constitute for the groove that forms that sunk by base plate 2002 upper surfaces.Offer some vacuum holes 2011 for the absorption pcb board at suction disc 2001, these some vacuum holes 2011 are arranged on the suction disc 2001 and five positions that other vacuum chamber of level is corresponding.Offer aspirating hole 2026 on the corresponding base plate 2002 of each grade vacuum chamber, the vacuum adapter 2027 that is communicated with aspirating hole 2026 is installed in the bottom of base plate 2002, be connected with vacuum tube on the vacuum adapter 2027, vacuum tube is connected with vacuum generating device, at the corresponding vacuum tube of each grade vacuum chamber operation valve 2028 is installed.Above-mentioned design, by control operation valve 2028, can realize controlling separately the folding of the vacuum air-channel of each grade vacuum chamber, therefore, use vacuum absorbing platform absorption fixedly during pcb board, size according to pcb board, minimum only unlatching is positioned at the first order vacuum chamber 2021 of central part, along with the increase of pcb board, selects to open the progression of peripheral vacuum chamber, when pcb board is enough big, open the vacuum chamber of whole progression.To sum up, the utility model can be according to the size of pcb board area, select to open the progression of vacuum chamber, the peripheral vacuum hole that is not covered by pcb board is not worked, because these peripheral vacuum holes are not communicated with the inboard vacuum chamber of having opened, therefore these can not release the interior negative pressure of vacuum of vacuum chamber in the working vacuum hole, not only can avoid the waste of the energy, energy savings; And the vacuum chamber of having opened can guarantee stable negative pressure of vacuum, makes vacuum absorbing platform 2000 not be subjected to the influence of pcb board area, firmly adsorbs pcb board.
In addition, be provided with the transmittance section in the extension of the upper edge, four angles of vacuum absorbing platform 2000 diagonal line, be specially, on four angles of suction disc 2001 and base plate 2002, offer the light hole 2004 that extends along diagonal line respectively, be embedded with glass plate 2005 in the light hole 2004 on the suction disc 2001.When with pcb board and the film is placed on the vacuum absorbing platform 2000 successively and after compressing, the side in the transmittance section adds light source 5000, the contraposition sign that opposite side arranges on 4001 pairs of pcb boards of CCD camera lens and the film detects identification.
As Fig. 9 and shown in Figure 10, each 2 hold-down mechanism 3000 comprises: by the X-direction movable plate 3002 of first propulsion system, 3021 drivings, first propulsion system 3021 adopt cylinder, between X-direction movable plate 3002 and the frame 6000 line slideway is installed, first propulsion system 3021 are fixed on the X-direction movable plate 3002, and the end of the catch bar of first propulsion system 3021 is fixed on the barricade 6011 of frame 6000 protrusions.
The Z-direction movable plate 3003 that is driven by second propulsion system 3032 is installed at X-direction movable plate 3002, second propulsion system 3032 also adopt cylinder, back up pad 3031 is installed above X-direction movable plate 3002, second propulsion system 3032 are fixed on the back up pad 3031, be provided with Z-direction guide rod 3033 between back up pad 3031 and the X-direction movable plate 3002, Z-direction movable plate 3003 is slidingly located on the Z-direction guide rod 3033, fixedlys connected with Z-direction movable plate 3003 in the end of the catch bar of second propulsion system 3032.Be arranged with compression spring 3034 on the Z-direction guide rod 3033 between Z-direction movable plate 3003 and the X-direction movable plate 3002 and be used for the buffering downforce.
At Z-direction movable plate 3003 X-direction telescopic arm 3004 is installed, and is provided with for the first positioning and locking spare 3043 of adjusting X-direction telescopic arm 3004 collapsing lengths at Z-direction movable plate 3003.X-direction telescopic arm 3004 is provided with X-direction chute 3041, and X-direction chute 3041 tops are provided with and lock onto on the Z-direction movable plate 3003 after backing plate 3042, the first positioning and locking spares 3043 pass backing plate 3042 and X-direction chute 3041 successively.
Two θ angle pivot arms 3005 are installed in X-direction telescopic arm 3004 ends, and are provided with for the second positioning and locking spare 3051 of adjusting θ angle pivot arm 3005 anglecs of rotation in X-direction telescopic arm 3004 ends.Clamping element is installed in pivot arm 3005 ends, θ angle.
Said structure, automatically control the to-and-fro movement of X-direction movable plate 3002 and the to-and-fro movement of controlling Z-direction movable plates 3003 by second propulsion system 3032 by first propulsion system 3021, adjust clamping element and rise and be retracted to outside the workplace, take pcb board and the film that contraposition is treated in pcb board after the contraposition and the film and placement away; Adjust clamping element and extend out to the film on the workplace and compress a position and press down, the film is pressed on the pcb board cycling.Automation mechanized operation by first propulsion system 3021 and second propulsion system 3032 has improved operating speed, has improved production efficiency.
The design of X-direction telescopic arm 3004, after the size of a collection of pcb board and the film changes, the suit the requirements back locking of the manual adjustments first positioning and locking spare 3043, the length that X-direction telescopic arm 3004 is stretched out get final product, can be applicable to the operation that compresses to different big or small pcb boards and the film.
The design of two θ angle pivot arms 3005, can adjust open angle between two θ angle pivot arms 3005 according to the size of the film, two clamping elements of each 2 hold-down mechanism press down two bights of film homonymy, and two 2 hold-down mechanisms are realized pressing down of four bights of the film.Said structure can make hold-down mechanism be applicable to the film of different sizes, and the film and pcb board fit tightly when guaranteeing contraposition.
Concrete, clamping element comprises the elasticity piece under pressure 3006 that is fixed in pivot arm 3005 ends, θ angle, and the pressure head 3007 that is installed on elasticity piece under pressure 3006 bottoms.Pressure head 3007 in the clamping element is installed on the bottom of elasticity piece under pressure 3006, make clamping element have buffering when being depressed on the film, can not cause rigid shock, avoid damaging device itself and the film, can guarantee that also downforce can be not excessive, pcb board film fine motion is relatively regulated.
Elasticity piece under pressure 3006 comprises the Z-direction fixed cover 3061 that extends and the axis of guide 3062 that is slidingly mounted in the fixed cover 3061, the top of the axis of guide 3062 has concave station, has boss on the inwall at fixed cover 3061 tops, form the annular gap between concave station and the boss, compression spring 3063 is installed in the annular gap, and the top of the axis of guide 3062 is provided with bearing pin 3064, the top of fixed cover 3061 is provided with the Z-direction slotted hole 3065 that supply and marketing axle 3064 passes and move, and pressure head 3007 is fixedlyed connected with the bottom of the axis of guide 3062.Said structure, clamping element press down in the process, form the elasticity extruding force between the axis of guide 3062 and the fixed cover 3061, guarantee that 3007 pairs of film elasticity of pressure head press down.
To shown in Figure 13, the spacing adjusting mechanism comprises X-direction spacing adjustment unit and Y-direction spacing adjustment unit as Figure 11.
X-direction spacing adjustment unit comprises two X-direction director elements 4021, and in the present embodiment, X-direction director element 4021 has adopted line slideway, but is not limited to the employing line slideway, can also be guide pole or other known director element.Order is slidingly fitted with first erecting frame 4221 and 4222, four rectangular arrangements of erecting frame of second erecting frame on each X-direction director element 4021, and 4 CCD camera lenses 4001 are installed on respectively on four erecting frames.First end at each X-direction director element 4021 is equipped with first driven pulley 4242.Be rotatablely equipped with first transmission shaft 4023 that Y-direction is extended in frame 6000.Be arranged with two first driving pulleys 4241 and feather key is connected with two slip caps 4025 at first transmission shaft 4023, two first driving pulleys 4241 are corresponding and fixedly connected one by one with two slip caps 4025, circumferentially rotation and axial restraint are connected on second end of two X-direction director elements 4,021 two slip caps 4025 respectively, specifically can circumferentially rotate and the axial restraint connection by bearing, wherein, in the present embodiment, the first corresponding driving pulley 4241 is the branch body structure with slip cap 4025, be locked together by locking member, both also can be the one workpieces.Be provided with first around first driving pulley 4241 at each X-direction director element 4021 two ends and first driven pulley 4242 and be with 4026 synchronously, be with 4026 to include the first half sections and the second half sections synchronously for two first, two first erecting frames 4221 respectively with two first synchronously the first half section 4261 of band is connected, two second erecting frames 4222 are connected with two first the second half sections 4262 of being with synchronously respectively.
Y-direction spacing adjustment unit comprises at least one the Y-direction director element 4031 that is fixedly installed on the frame 6000, in this implementation process, two Y-direction director elements 4031 have been adopted, Y-direction director element 4031 has adopted line slideway, but being not limited to the employing line slideway, can also be guide pole or other known director element.Two X-direction director elements 4021 are slidingly mounted on the Y-direction director element 4031.Second driving pulley 4321 and second driven pulley of arranging along Y-direction 4322 is installed in frame 6000, second driving pulley 4321 carries out transmission by second transmission shaft 4034, be provided with second around second driving pulley 4321 and second driven pulley 4322 and be with 4033 synchronously, second is with 4033 to comprise the first half sections and the second half sections synchronously, and two X-direction director elements 4021 are connected with the second half sections with 4033 the first half sections synchronously with second respectively.
In this implementation process, first transmission shaft 4023 and second transmission shaft 4034 be all by handwheel 4004 manual drives, and be locked by set lever 4005.Certainly, in order further to raise the efficiency, first transmission shaft 4023 and second transmission shaft 4034 also can be to drive by propulsion system.
The principle of work of above-mentioned spacing adjusting mechanism: because two first erecting frames 4221 are slidingly mounted on two X-direction director elements 4021 respectively and respectively with two X-directions extend first synchronously the first half section 4261 of band be connected, two second erecting frames 4222 be slidingly mounted on two X-direction director elements 4021 respectively and respectively with two first synchronously the second half section 4262 of band be connected, again owing to drive 4023 rotations of first transmission shaft, then first transmission shaft 4023 drives first by first driving pulley 4241 and is with 4026 runnings synchronously, first synchronously the first half section 4261 of band and the second half section 4262 always do rightabout motion, therefore, when first is with the running of 4026 forwards synchronously, can make two first erecting frames 4221 and two second erecting frames 4222 mobile in opposite directions, distance between above-mentioned two pairs of erecting frames is dwindled, when first is with 4026 antiports synchronously, can make above-mentioned two pairs of erecting frames mobile dorsad, distance between above-mentioned two pairs of erecting frames increases, to sum up, realize the spacing adjustment of above-mentioned two pairs of erecting frame X-directions, and then realized being installed in four CCD camera lenses 4001 on the erecting frame in the spacing adjustment of X-direction.
Because two X-direction director elements 4021 are slidingly mounted on the Y-direction director element 4031, second end of two X-direction director elements 4021 respectively with first transmission shaft 4023 on slip cap 4025 circumferentially rotate and axial restraint is connected, and two first driving pulleys 4241 are fixed together with corresponding slip cap 4025, so each X-direction director element 4021 and corresponding first is slidingly arranged on Y-direction director element 4031 and first transmission shaft 4023 with the combination of 4026 mechanisms synchronously.On the basis of said structure, since two X-direction director elements 4021 respectively with second being connected with the second half periods with 4033 the first half periods synchronously that Y-direction is extended, again owing to drive 4034 rotations of second transmission shaft, then second transmission shaft 4034 drives second by second driving pulley 4321 and is with 4033 runnings synchronously, second always does rightabout motion with 4033 the first half sections with the second half sections synchronously, therefore, when second is with 4033 forward rotation synchronously, can make first erecting frame 4221 that is installed on the same X-direction director element 4021, second erecting frame 4222 and first erecting frame 4221 that is installed on another X-direction director element 4021, second erecting frame 4222 is mobile in opposite directions, distance between above-mentioned two pairs of erecting frames is dwindled, when second is with 4033 antiports synchronously, can make above-mentioned two pairs of opposing movements of erecting frame, distance between above-mentioned two pairs of erecting frames increases, to sum up, realize the spacing adjustment of above-mentioned two pairs of erecting frame Y-directions, and then realized being installed on four CCD camera lenses 4001 on the erecting frame in the spacing adjustment of Y-direction.
Said structure is very simple, make easily, reduced production cost, and only need manual drives or drive the spacing adjustment that first transmission shaft 4023 and second transmission shaft 4034 can be realized four CCD camera lenses 4001 of rectangular arrangement fast by propulsion system, pcb board and the sign of the contraposition on the film with corresponding to different sizes have improved operating efficiency, and have regulated by driving synchronous band, the pace of movement of four erecting frames is in full accord, and it is higher to adjust ratio of precision.
Above-described embodiment only is giving an example of the utility model embodiment; protection domain of the present utility model is as the criterion with the content of claim; any equivalent transformation that carries out based on technology enlightenment of the present utility model is also within protection domain of the present utility model.
Claims (10)
1.PCB plate and film alignment device comprise frame, it is characterized in that, also comprise the following each several part that is installed on the described frame:
X-Y-θ Three Degree Of Freedom adjusting mechanism;
Be fixed in the vacuum absorbing platform of the rectangle that is used for the absorption pcb board on the described X-Y-θ Three Degree Of Freedom adjusting mechanism, described X-Y-θ Three Degree Of Freedom adjusting mechanism is controlled described vacuum absorbing platform along X, Y-direction translation and is rotated, and extends at the upper edge, four angles of described vacuum absorbing platform diagonal line to be provided with the transmittance section;
Be relatively arranged on two 2 hold-down mechanisms of described vacuum absorbing platform top, described two 2 hold-down mechanisms are used for four bights of the film are pressed to four bights of pcb board;
Be installed on four the CCD camera lenses that the contraposition sign on pcb board and four angles of the film is read in described transmittance section that pass through of described X-Y-θ Three Degree Of Freedom adjusting mechanism below, described four rectangular arrangements of CCD camera lens and being installed on the spacing adjusting mechanism, described four CCD camera lenses are connected with controller, and the control end of described controller is connected with described X-Y-θ Three Degree Of Freedom adjusting mechanism;
Be used to four CCD camera lenses that the light source of illuminance condition is provided.
2. pcb board as claimed in claim 1 and film alignment device is characterized in that, described each 2 hold-down mechanism comprise:
X-direction movable plate by the driving of first propulsion system;
Be installed on the Z-direction movable plate by the driving of second propulsion system on the described X-direction movable plate;
Be installed on the X-direction telescopic arm on the described Z-direction movable plate, be provided with for the first positioning and locking spare of adjusting X-direction telescopic arm collapsing length at described Z-direction movable plate;
Be installed on two θ angle pivot arms on the described X-direction telescopic arm end, be provided with in described X-direction telescopic arm end for the second positioning and locking spare of adjusting the described θ angle pivot arm anglec of rotation;
Be installed on the clamping element of pivot arm end, described two θ angles, described clamping element comprises the elasticity piece under pressure that is fixed in pivot arm end, described θ angle, and the pressure head that is installed on described elasticity piece under pressure bottom.
3. pcb board as claimed in claim 2 and film alignment device, it is characterized in that, described elasticity piece under pressure comprises the fixed cover that Z-direction is extended and is slidingly mounted on the interior axis of guide of described fixed cover, the top of the described axis of guide has concave station, has boss on the inwall at described fixed cover top, form the annular gap between described concave station and the described boss, the compression spring is installed in the described annular gap, and the top of the described axis of guide is provided with bearing pin, the top of described fixed cover is provided with for described bearing pin and passes and mobile Z-direction slotted hole, and described pressure head is fixedlyed connected with the bottom of the described axis of guide;
Described fixed cover is divided into two parts up and down, and two parts up and down of described fixed cover are threaded togather, and described boss and described Z-direction slotted hole all are located at the top of described fixed cover, and the end of described θ angle pivot arm is fixed in the lower part of described fixed cover.
4. pcb board as claimed in claim 2 and film alignment device, it is characterized in that, described pressure head comprises upper body and the following body that is fixed together, described upper body lower surface caves in and is provided with vacuum tank, be provided with the vacuum adapter that is communicated with described vacuum tank at described upper body, described body down is provided with the vacuum hole that is communicated with described vacuum tank.
5. pcb board as claimed in claim 2 and film alignment device is characterized in that, described light source is provided with four, are installed on the end of each θ angle pivot arm respectively.
6. pcb board as claimed in claim 1 and film alignment device, it is characterized in that, described X-Y-θ Three Degree Of Freedom adjusting mechanism comprises the X-direction mobile unit that is installed on the described frame, be installed on the Y-direction mobile unit on the described X-direction mobile unit and be installed on θ angle rotary unit on the described Y-direction mobile unit, described X-direction mobile unit is identical with the structure of described Y-direction mobile unit, include: a straight line mobile platform and the 3rd propulsion system that drive described straight line mobile platform motion, the bottom of described straight line mobile platform is provided with line slideway, described the 3rd propulsion system comprise first motor, two roller followers that are installed on the cam on described first motor output shaft and are connected and lay respectively at described cam both sides with described straight line mobile platform, the bearing of trend of described first motor output shaft is perpendicular to the direction of motion of described straight line mobile platform.
7. pcb board as claimed in claim 6 and film alignment device is characterized in that, described θ angle rotary unit comprises:
Rotation platform, the center of described rotation platform by the rotating shaft rotational support on the straight line mobile platform of described Y-direction mobile unit, the edge of described rotation platform by the rolling friction supports support on the straight line mobile platform of described Y-direction mobile unit;
Drive the 4th propulsion system that described rotation platform rotates around described rotating shaft, described the 4th propulsion system comprise second motor, by second the motor-driven the 3rd synchronously with and be installed on described rotation platform bottom and with the 3rd two ends of band two fixed blocks of fixedlying connected synchronously, described two fixed blocks are arranged at the circumference centered by rotating shaft and are arranged, and described second motor is located on the perpendicular bisector of described two fixed block lines.
8. pcb board as claimed in claim 1 and film alignment device, it is characterized in that, on the X-direction center line of described vacuum absorbing platform and the both sides that are positioned at zone line be respectively equipped with chute, in described chute, slide block is installed, be provided with the register pin that exceeds described vacuum absorbing platform upper surface at described slide block, and be provided with locking member at described slide block;
Described vacuum absorbing platform the Y-direction center line be provided with alignment line.
9. pcb board as claimed in claim 1 and film alignment device is characterized in that, described vacuum absorbing platform comprises:
Be positioned at the suction disc of top, offer for the some vacuum holes that adsorb pcb board at described suction disc;
The base plate that is positioned at the below and fits and be fixed together with described suction disc is provided with some grades of vacuum chambers by being arranged in order around the middle mind-set between described suction disc and described base plate;
Described some vacuum holes are arranged on position corresponding with described some grades of vacuum chambers on the described suction disc, offer aspirating hole on the corresponding base plate of described each grade vacuum chamber, described aspirating hole is connected with vacuum generating device by vacuum tube, at described vacuum tube operation valve is installed.
10. pcb board as claimed in claim 1 and film alignment device is characterized in that, described spacing adjusting mechanism comprises X-direction spacing adjustment unit and Y-direction spacing adjustment unit;
Described X-direction spacing adjustment unit comprises:
Two X-direction director elements, order is slidingly fitted with first erecting frame and second erecting frame on each X-direction director element, four rectangular arrangements of erecting frame, described 4 CCD camera lenses are installed on respectively on described four erecting frames, at first end of each X-direction director element first driven pulley are installed;
Rotation is installed on first transmission shaft that the Y-direction on the described frame is extended, be arranged with two first driving pulleys and feather key is connected with two slip caps at described first transmission shaft, two first driving pulleys are corresponding and fixedly connected one by one with two slip caps, two slip caps circumferentially rotate respectively and axial restraint is connected on second end of two X-direction director elements, are provided with first band synchronously around first driving pulley at each X-direction director element two ends and first driven pulley;
Two first synchronously band include the first half sections and the second half sections, two first erecting frames respectively with two first synchronously the first half sections of band be connected, two second erecting frames are connected with two first the second half sections of being with synchronously respectively;
Described Y-direction spacing adjustment unit comprises:
Be fixedly installed at least one the Y-direction director element on the described frame, described two X-direction director elements are slidingly mounted on the described Y-direction director element;
Be installed on second driving pulley and second driven pulley along the Y-direction arrangement on the base, described second driving pulley carries out transmission by second transmission shaft, be provided with second band synchronously around described second driving pulley and second driven pulley, described second synchronously band comprise the first half sections and the second half sections, two X-direction director elements are connected with the second half sections with second the first half sections of being with synchronously respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320154223 CN203191682U (en) | 2013-03-30 | 2013-03-30 | PCB (printed circuit board) and film aligning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320154223 CN203191682U (en) | 2013-03-30 | 2013-03-30 | PCB (printed circuit board) and film aligning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203191682U true CN203191682U (en) | 2013-09-11 |
Family
ID=49108531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320154223 Withdrawn - After Issue CN203191682U (en) | 2013-03-30 | 2013-03-30 | PCB (printed circuit board) and film aligning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203191682U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103235492A (en) * | 2013-03-30 | 2013-08-07 | 歌尔声学股份有限公司 | PCB and film alignment device |
| CN103645616A (en) * | 2013-12-27 | 2014-03-19 | 东莞市华恒工业自动化集成有限公司 | Automatic film alignment machine |
| CN107329377A (en) * | 2017-07-27 | 2017-11-07 | 深圳市天慧谷科技股份公司 | A kind of full-automatic 3D bend glasses exposure machine |
| CN109041434A (en) * | 2018-09-28 | 2018-12-18 | 缪心怡 | A kind of aluminum base circuit board clamping fixed system and aluminum base circuit board clamp fixing means |
-
2013
- 2013-03-30 CN CN 201320154223 patent/CN203191682U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103235492A (en) * | 2013-03-30 | 2013-08-07 | 歌尔声学股份有限公司 | PCB and film alignment device |
| CN103235492B (en) * | 2013-03-30 | 2015-04-22 | 歌尔声学股份有限公司 | PCB and film alignment device |
| CN103645616A (en) * | 2013-12-27 | 2014-03-19 | 东莞市华恒工业自动化集成有限公司 | Automatic film alignment machine |
| CN103645616B (en) * | 2013-12-27 | 2015-07-22 | 东莞市华恒工业自动化集成有限公司 | Automatic film alignment machine |
| CN107329377A (en) * | 2017-07-27 | 2017-11-07 | 深圳市天慧谷科技股份公司 | A kind of full-automatic 3D bend glasses exposure machine |
| CN107329377B (en) * | 2017-07-27 | 2018-11-20 | 深圳市天慧谷科技股份公司 | A kind of full-automatic 3D bend glass exposure machine |
| CN109041434A (en) * | 2018-09-28 | 2018-12-18 | 缪心怡 | A kind of aluminum base circuit board clamping fixed system and aluminum base circuit board clamp fixing means |
| CN109041434B (en) * | 2018-09-28 | 2020-03-31 | 佛山市顺德区翔芯电子有限公司 | Aluminum-based circuit board clamping and fixing system and aluminum-based circuit board clamping and fixing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103235492B (en) | PCB and film alignment device | |
| CN203191682U (en) | PCB (printed circuit board) and film aligning device | |
| CN206216237U (en) | A kind of camera module assembly equipment | |
| CN103624461B (en) | Multi link positioning and clamping mechanism | |
| CN205450411U (en) | Phone lens assembles equipment | |
| CN104759982B (en) | Grinder | |
| CN114800141B (en) | Multi-angle grinding device is used in valve processing | |
| CN206358427U (en) | A kind of automatic coating mechanism | |
| CN205271637U (en) | A edging device for arc glass on wall | |
| WO2020056891A1 (en) | Curved glass convex surface polishing machine | |
| CN112138936A (en) | Dispensing device capable of automatically adjusting dispensing angle and dispensing method thereof | |
| CN106240256A (en) | Linear type tire assembly line | |
| CN209112956U (en) | A kind of carrying slewing equipment | |
| CN103357584A (en) | Double-welding-arm pickup mechanism and chip sorting machine | |
| CN204659139U (en) | A kind of abutted equipment | |
| CN103358658B (en) | Point glue laminating system | |
| CN106783694A (en) | A kind of wafer stage chip upside-down mounting locating platform | |
| CN206717575U (en) | A kind of mill skin prosthetic device scratched for glass arc side | |
| CN207402386U (en) | Equipment is finely tuned and carried to industrial robot auxiliary seal ring | |
| CN203031288U (en) | Three-jaw clamping device | |
| CN107825091A (en) | The carrying positioner of liner plate on a kind of draught fan impeller | |
| CN206242078U (en) | Holding device | |
| CN206148408U (en) | Packaging hardware of two interfaces chip | |
| CN115847038A (en) | Full-automatic lens assembling and dispensing all-in-one machine and production line thereof | |
| CN206595232U (en) | A kind of wafer stage chip upside-down mounting locating platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130911 Effective date of abandoning: 20150422 |