CN206348431U - The line test machine of fully automatic circuit board four - Google Patents
The line test machine of fully automatic circuit board four Download PDFInfo
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- CN206348431U CN206348431U CN201621311833.0U CN201621311833U CN206348431U CN 206348431 U CN206348431 U CN 206348431U CN 201621311833 U CN201621311833 U CN 201621311833U CN 206348431 U CN206348431 U CN 206348431U
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Abstract
The utility model provides a kind of line test machine of fully automatic circuit board four, and it includes feed unit, test cell and discharging unit, and circuit board is sent to test position by feed unit from position is placed；Test cell can be automatically adjusted by micromatic setting to the needle plate of measurement jig, to carry out more accurate test to circuit board；Discharging unit is according to test by whether the circuit board being completed being delivered into corresponding region.The feed unit of the line test machine of fully automatic circuit board four of the present utility model can convey whole folded circuit board, test cell can be to not carrying out contraposition fine setting by the circuit board of test and testing automatically, the circuit board being completed is delivered to corresponding region by discharging unit according to test result, efficient input and classification export and accurately align and test, substantially increase the efficiency and yield of circuit board testing, cost is reduced simultaneously, the waste of resource is reduced.
Description
Technical field
The utility model is related to the test device field of circuit board, the more particularly to a kind of line of fully automatic circuit board four test
Machine.
Background technology
With the complication and the miniaturization of electronic product of electronic product function, the contact distances of integrated circuit elements with
Diminution, the encapsulation of mobile electron motherboard is increasingly intensive, to the requirement more and more higher of carrier HDI (high density interconnection) circuit board,
The line space density of circuit board is more and more closeer, and higher requirement is there has also been to the wiring technique of circuit board.
Existing HDI circuit boards by multiple drilling, pattern transfer, and pressing plate baking, inevitably occur with it is original
The deviation of design configuration, and traditional test equipment is all the measurement jig using fixed bit, its testing needle can not be according to deviation
Situation is adjusted, so as to report by mistake, causes test yield to decline, and inevitable on circuit board in process of production
Have some dusts, this also will influence the test yield of circuit board to decline, and this all causes the waste of resource, and in fact,
There is deviation or have on the circuit board of dust, electrical property does not have any problem, is allowed within the specific limits.
Therefore need to provide a kind of line test machine of fully automatic circuit board four to solve above-mentioned technical problem.
Utility model content
The utility model provides a kind of line test machine of fully automatic circuit board four, is set with solving circuit board testing in the prior art
The problem of test yield that standby testing efficiency is low and influence of due to deviation or dust is caused is low.
In order to solve the above technical problems, content of the present utility model is：A kind of line test machine of fully automatic circuit board four, it is wrapped
Include feed unit, test cell and discharging unit.
Wherein feed unit includes rolling wheel input device, the first lowering or hoisting gear, enters wrench arm, belt conveyor and remove
Dirt device；
Circuit board is delivered on first lowering or hoisting gear by wherein described rolling wheel input device, first lowering or hoisting gear
Circuit board is ramped up and delivered to after a setting height, it is described enter wrench arm draw circuit board again and deliver to the belt conveyor
On, circuit board can pass through the dust arrester during being conveyed on the belt conveyor, with to the ash on circuit board
Trifle in the world matter is purged, finally again by it is described enter wrench arm the circuit board after dedusting is sent to the test of the test cell
Position.
The feed unit includes rolling wheel input device, and the rolling wheel input device includes the multiple rollers be arrangeding in parallel,
The two ends of each roller are all connected with synchronizing wheel, and the synchronizing wheel connects the first driving wheel by timing belt and is driven.
In addition, the rolling wheel input device also includes multiple directive wheels, the directive wheel is located at two synchronizing wheels and connected
On the perpendicular bisector of line, and multiple directive wheels are respectively positioned on the same side of the synchronizing wheel, and the timing belt passes through winding
Directive wheel increases cornerite of the timing belt to the synchronizing wheel, can improve and to be driven between the timing belt and the synchronizing wheel
Stability.
It is described enter wrench arm be driven by secondary conveyor, the secondary conveyor includes：
Fixed bottom plate, motor is fixedly installed on the fixed bottom plate；
Driving wheel, for generating driving force by the motor；
First transmission module, for the driving force of the driving wheel to be transferred into the intermediate plate；
The intermediate plate, for being moved under the driving force effect of the driving wheel to direction initialization；
Second transmission module, is arranged on the intermediate plate, for the driving force of the intermediate plate to be transferred into delivery board；
The delivery board；It is arranged on the intermediate plate, in the presence of the driving force of the intermediate plate, with respect to institute
Intermediate plate is stated to move to the direction initialization；
Wherein, first transmission module includes being fixed on the intermediate plate, and the centre being connected with the driving wheel
Plate drive belt, the intermediate plate drive belt drives the intermediate plate to move under the driving of the driving wheel, with cause it is described in
Between plate moved to the direction initialization；
Second transmission module includes two driven pulleys being fixed on the intermediate plate and is arranged on described in two
Delivery board drive belt on driven pulley；The delivery board drive belt side is fixedly connected with the fixed bottom plate, the delivery board
Drive belt opposite side is fixedly connected with the delivery board, the drive of driving force of the delivery board drive belt in the intermediate plate
Under so that delivery board is moved relative to the intermediate plate to the direction initialization；
The intermediate plate can be moved by the first slide rail on the fixed bottom plate to the direction initialization, the delivery board
It can be moved by the second slide rail on the intermediate plate to the direction initialization.
When the driving wheel is rotated, the intermediate plate drive belt drives the intermediate plate to be moved relative to the fixed bottom plate
It is dynamic, simultaneously as the movement of the intermediate plate, just cause the delivery board drive belt to drive the delivery board relative in described
Between plate move, when motor speed under identical circumstances, it is possible to achieve convey transporting velocity fast again than single-stage.
It is described enter wrench arm also include Acetabula device, the Acetabula device is by outer barrel, expansion link, the first spring and sucker group
Into；
The expansion link is hollow expansion link, and the expansion link is arranged in the outer barrel, and one end of the expansion link is prolonged
Stretch outside the outer barrel and be connected with the sucker, the bottom wall formation of the other end of the expansion link and the outer barrel the
Two chambers, the madial wall formation first chamber of the lateral wall of the expansion link and the outer barrel, the first chamber and outside are true
Empty generator connection, the second chamber is connected by the expansion link with ambient atmosphere, the first chamber and described second
Chamber is connected by pore；
First spring is located in the first chamber, and first spring housing is described flexible on the expansion link
Bar is provided with the first limiting plate for limiting first spring, the inside of the outer barrel close to one end of the second chamber
It is provided with the second limiting plate for limiting first spring.
The expansion link of the Acetabula device can carry out the flexible of vertical direction, and draw circuit board, so allow for into plate
Arm no longer needs unnecessary device to control the vertical movement of whole Acetabula device.
First liter for transporting circuit board is provided between the rolling wheel input device and the belt conveyor
Falling unit, first lowering or hoisting gear includes first conveyer belt, and the input flat board of circuit board under test is loaded with for receiving；
In the belt conveyor anticollision mechanism, the anticollision are additionally provided with close to the side of first lowering or hoisting gear
Lifting direction of the mechanism along first lowering or hoisting gear is set, and the anticollision mechanism is by anticollison block, second spring, jump ring, sense
Device and baffle plate is answered to constitute；
The anticollison block is located at the bottom of the baffle plate, and the inductor is arranged on the side of the baffle plate, the sensing
Device controls the lifting of first lowering or hoisting gear, and the anticollison block is connected by the jump ring with the second spring, and in institute
Under the elastic force effect for stating second spring, the anticollison block is not contacted with the inductor, when the anticollison block touches the sense
Device is answered, first lowering or hoisting gear can stop ascending motion；
The side of the baffle plate towards circuit board is provided with oblique angle, in favor of coming to first lowering or hoisting gear conveying
Circuit board be oriented to, prevent its sideslip in motion process.
The dust arrester is combined with the belt conveyor so that the dust arrester can be filled to the Belt Conveying
The circuit board put carries out dedusting, and the dust arrester is by support, two binding dust wheels and two binding dust paper rolls are constituted up and down up and down,
The upper binding dust wheel, the lower binding dust wheel, the upper binding dust paper roll and the lower binding dust paper roll be arranged in parallel, the upper binding dust
Paper roll is located on the upper binding dust wheel, and the lower binding dust paper roll is located under the lower binding dust wheel；
The rotary shaft of the lower binding dust wheel is fixedly connected by bearing with the support, and the rotary shaft of the upper binding dust wheel is led to
Cross bearing to be flexibly connected with the support so that the upper binding dust wheel and the distance between the lower binding dust wheel are freely adjustable；
The rotary shaft of the upper binding dust paper roll is flexibly connected by bearing with the support so that upper binding dust paper roll is in gravity
In the presence of keep contacting all the time with the upper binding dust wheel, the rotary shaft of the lower binding dust paper roll passes through bearing and lived with the support
Connection is moved, and the bottom of the rotary shaft of the lower binding dust paper roll is connected by the 3rd spring with the rack elasticity so that it is lower viscous
Remain and contact between dirt paper roll and lower binding dust wheel.
Test cell is used to carry out circuit board whether qualified test, and it includes support, central processing unit, CCD sensings
Device, micromatic setting and measurement jig；
Wherein, the central processing unit is electrically connected with the ccd sensor, the micromatic setting；
The micromatic setting includes fine setting slide unit and tuning plate, and the measurement jig includes needle plate and jig plate, described micro-
The one side of tuned plate is connected with the fine setting slide unit, and the another side of the tuning plate is connected with the needle plate, the jig plate and institute
Support connection is stated, the fine setting slide unit is driven by leading screw and feed screw nut and motor connection.
In the utility model, the ccd sensor includes upper and lower two ccd sensors, and the micromatic setting includes
Upper and lower micromatic setting, the measurement jig includes upper and lower measurement jig, is tested simultaneously with the upper and lower surface to circuit board；
The test cell also includes being used to control the lower mould elevating mechanism of the lifting of lower micromatic setting and lower measurement jig,
The lower mould elevating mechanism is by bottom plate, splined shaft, accessory plate, the second driving wheel, driven pulley, leading screw, feed screw nut, lifter plate group
Into；
The lower mould elevating mechanism includes many splined shafts, and one end of the splined shaft is fixedly connected with the lifter plate,
Splined shaft is slidably connected laterally through linear bearing with the bottom plate, and the other end of the splined shaft fixes with the accessory plate
The other end of all or part of splined shaft, can be fixedly connected by connection according to actual conditions selection with the accessory plate；
The feed screw nut is connected by swivel bearing with the bottom plate, and the leading screw is engaged with the feed screw nut,
One end of the leading screw is fixedly connected with the lifter plate, and the other end of the leading screw fixes downlink connection, institute with the accessory plate
The second driving wheel is stated by being driven with the driven pulley, and then drives the feed screw nut to rotate；
The lower micromatic setting is arranged on the lifter plate, and the upper micromatic setting is connected with the support.
Wherein, the bottom of the micromatic setting is provided with substrate, and the fine setting slide unit includes the first slide unit and the second slide unit,
First slide unit is set on the substrate, and second slide unit is arranged on first slide unit, first slide unit and
The glide direction of second slide unit is orthogonal, and the slip plane of first slide unit and second slide unit is parallel to each other,
The micromatic setting at least includes two fine setting slide units；
Each fine setting slide unit is by feed screw nut and leading screw and motor connection, and motor is set on the substrate,
Each motor connection is in the side of one of glide direction of the corresponding fine setting slide unit, and the transmission direction of two motors
It is orthogonal；
The tuning plate of the lower micromatic setting is connected with the needle plate of the lower measurement jig, the fine setting of the upper micromatic setting
Plate is connected with the needle plate of the upper measurement jig.
It is described fine setting slide unit also include connected unit, the connected unit by a rotary shaft be connected to second slide unit it
On, the tuning plate is fixedly connected by the connected unit with the fine setting slide unit.
Discharging unit is according to test by whether the circuit board being completed being delivered into corresponding region, the region
Including test passes area and test failure area, it is defeated that the discharging unit includes ejecting plate arm, the second lowering or hoisting gear and roller
Go out device.
Wherein, the ejecting plate arm and it is described enter wrench arm, the roller output device and the rolling wheel input device
Structure is similar, therefore detailed statement is no longer carried out to it.
Second lowering or hoisting gear includes the second conveyer belt, and output flat board is provided with second conveyer belt, described
Test passes area and test failure area are located on the different output flat boards, after circuit board is piled, second lifting
Device declines automatically, and the output flat board for being loaded with slowdown monitoring circuit plate is delivered into the roller output device by the second conveyer belt,
Finally sent out by roller output device.
The utility model is compared to prior art, its advantage：The line of fully automatic circuit board four of the present utility model is surveyed
The feed unit of test-run a machine can convey whole folded circuit board, then treat that location is tested by entering wrench arm delivering to one by one, and survey
Examination unit can be to not carrying out contraposition fine setting by the circuit board of test and testing automatically, and discharging unit will be tested according to test result
The circuit board finished is delivered to corresponding region, and efficient input and classification export and accurately align and test, and carry significantly
The efficiency and yield of high circuit board testing, while reducing cost, reduce the waste of resource.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below in embodiment
The required accompanying drawing used is briefly described, and drawings in the following description are only that section Example of the present utility model is corresponding
Accompanying drawing.
Fig. 1 is the structural representation of the line test machine of fully automatic circuit board four of the present utility model.
Fig. 2 is the structural representation of the feed unit of the line test machine of fully automatic circuit board four of the present utility model.
Fig. 3 is the structural representation of the rolling wheel input device of the line test machine of fully automatic circuit board four of the present utility model.
Fig. 4 be Fig. 3 in rolling wheel input device left view direction sectional view.
Fig. 5 faces for the secondary conveyor for entering wrench arm of the line test machine of fully automatic circuit board four of the present utility model
Figure.
Fig. 6 be Fig. 5 in the secondary conveyor for entering wrench arm top view.
Fig. 7 is the sectional view of the Acetabula device for entering wrench arm of the line test machine of fully automatic circuit board four of the present utility model.
Fig. 8 is the structural representation of the belt conveyor of the line test machine of fully automatic circuit board four of the present utility model.
Fig. 9 is the structural representation of the anticollision mechanism of the line test machine of fully automatic circuit board four of the present utility model.
Figure 10 is the structural representation of the dust arrester of the line test machine of fully automatic circuit board four of the present utility model.
Figure 11 is the structural representation of the lower mould elevating mechanism of the line test machine of fully automatic circuit board four of the present utility model.
Figure 12 is the card case, measurement jig and micromatic setting of the line test machine of fully automatic circuit board four of the present utility model
Combining structure schematic diagram.
Figure 13 is the structural representation of the micromatic setting of the line test machine of fully automatic circuit board four of the present utility model.
Figure 14 is the structural representation of the measurement jig of the line test machine of fully automatic circuit board four of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those skilled in the art are obtained under the premise of creative work is not made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Traditional circuit board detection equipment is all the measurement jig using fixed bit, and its testing needle can not be according to deviation situation
It is adjusted, so as to report by mistake, causes test yield to decline, and inevitably had on circuit board in process of production
Some dusts, this also declines the test yield for influenceing circuit board, and in fact, deviation occurring or having the circuit board of dust
On, electrical property does not have any problem, is allowed within the specific limits, therefore this also result in the waste of resource.
The following is a kind of of the utility model offer can solve the line test machine of fully automatic circuit board four of above technical problem
Preferred embodiment.
Fig. 1 is refer to, wherein Fig. 1 is the structural representation of the line test machine of fully automatic circuit board four of the present utility model.
In figure, the similar unit of structure is represented with identical label.
The preferred embodiment of the line test machine of fully automatic circuit board four that the utility model is provided is：A kind of fully automatic circuit board
Four line test machines, it includes feed unit 1, test cell 2 and discharging unit 3.
Fig. 2 is refer to, wherein Fig. 2 is the structure of the feed unit of the line test machine of fully automatic circuit board four of the present utility model
Schematic diagram.
Feed unit 1 includes rolling wheel input device 11, the first lowering or hoisting gear 12, enters wrench arm 13, belt conveyor 14
And dust arrester 15；
Wherein circuit board is delivered on the first lowering or hoisting gear 12 by rolling wheel input device 11, and the first lowering or hoisting gear 12 is by circuit
Plate, which is ramped up, to be delivered to after a setting height, is entered wrench arm 13 and is drawn circuit board again and deliver on belt conveyor 14, circuit board
Dust arrester 15 can be passed through during being conveyed on belt conveyor 14, it is clear to be carried out to the dust impurity on circuit board
Remove, the circuit board after dedusting is finally sent to the test position of test cell 2 by entering wrench arm 13 again.
Fig. 3 and Fig. 4 are refer to, wherein Fig. 3 inputs for the roller of the line test machine of fully automatic circuit board four of the present utility model
The structural representation of device, Fig. 4 be Fig. 3 in rolling wheel input device left view direction sectional view.
Rolling wheel input device 11 includes the multiple rollers 111 be arrangeding in parallel, and the two ends of each roller 111 are all connected with synchronously
Wheel 114, synchronizing wheel 114 connects the first driving wheel 112 by timing belt 113 and is driven.
In addition, the input unit of roller 111 also includes multiple directive wheels 115, directive wheel 115 connects positioned at two synchronizing wheels 114
On the perpendicular bisector of line, and multiple directive wheels 115 are respectively positioned on the same side of synchronizing wheel 114, and timing belt 113 is oriented to by winding
Take turns 115 to increase cornerite of the timing belt to synchronizing wheel 114, can guarantee that the friction between timing belt 113 and each synchronizing wheel 114
Wheel, it is ensured that each roller 111 is driven, further improves the stability that timing belt 113 drives roller 111 to be driven so that roller
Input unit 11 can be delivered to circuit board is more stable on the first lowering or hoisting gear 12.
Fig. 5 and Fig. 6 are refer to, wherein Fig. 5 enters wrench arm for the line test machine of fully automatic circuit board four of the present utility model
Secondary conveyor front view, Fig. 6 be Fig. 5 in the secondary conveyor for entering wrench arm top view.
Enter wrench arm 13 to be driven by secondary conveyor 131, secondary conveyor 131 is main by fixed bottom plate
1311st, intermediate plate 1312, delivery board 1313, driving wheel 1314, driven pulley 1316, intermediate plate drive belt 1315a, delivery board driving
The compositions such as band 1315b；
Wherein, driving wheel 1314 is connected in the rotary shaft of motor, and motor is fixed with fixed bottom plate 1311
Connection, intermediate plate drive belt 1315a two ends are fixed on the two ends of intermediate plate 1312 by fixed block 1319c, and intermediate plate drives
Dynamic band 1315a bypasses pulley 1317 and is connected on driving wheel 1314, and motor drives intermediate plate by driving driving wheel 1314
Drive belt 1315a is moved with respect to motor；
Two driven pulleys 1316 are arranged on the two ends of intermediate plate 1312, and delivery board drive belt 1315b is the same of ring type closing
Band is walked, delivery board drive belt 1315b is wound on two driven pulleys 1316, and delivery board drive belt 1315b sides pass through fixed block
1319b is connected with fixed bottom plate 1311, and delivery board drive belt 1315b opposite side passes through fixed block 1319a and delivery board 1313
It is connected；
Intermediate plate 1312 can be slided by the first slide rail 1318a on fixed bottom plate 1311, and delivery board 1313 can be by the
Two slide rail 1318b are slided on intermediate plate 1312.
Because motor is fixedly connected with fixed bottom plate 1311, when driving wheel 1314 is rotated, intermediate plate drive belt
1315a can be driven along the rotation direction of driving wheel 1314, and intermediate plate drive belt 1315a two ends are with intermediate plate 1312
It is fixedly connected, and intermediate plate 1312 can be slided by the first slide rail 1318a on fixed bottom plate 1311, so, driving wheel
1314 can control intermediate plate 1312 along the first slide rail 1318a relative to fixed bottom plate 1311 by intermediate plate drive belt 1315a
Moved to direction initialization；
In addition, when intermediate plate 1312 is moved along the first slide rail 1318a, while can be with being fixedly installed on intermediate plate 1312
Driven pulley 1316 and delivery board drive belt 1315b move together, and because delivery board drive belt 1315b sides pass through fixation
Block 1319b is connected with fixed bottom plate 1311, so in the presence of the driving force that intermediate plate 1312 is moved to direction initialization, conveying
Plate drive belt 1315b can be rotated around driven pulley 1316, and delivery board drive belt 1315b opposite side passes through fixed block 1319a
It is connected with delivery board 1313, delivery board drive belt 1315b is rotated around driven pulley 1316 will drive delivery board 1313 along second
Slide rail 1318b is moved relative to intermediate plate 1312；
In the case of motor rotating speed identical, such secondary conveyor 131 can make the motion into wrench arm 13
Speed conveys fast again than single-stage.
Fig. 7 is refer to, wherein Fig. 7 is the sucker for entering wrench arm of the line test machine of fully automatic circuit board four of the present utility model
The sectional view of device.
Entering wrench arm 13 also includes Acetabula device 132, and Acetabula device 132 is main by outer barrel 1321, expansion link 1324, first
Spring 1325 and sucker 1326 are constituted；
Expansion link 1324 is hollow expansion link, and expansion link 1324 is arranged in outer barrel 1321, and one end of expansion link 1324 is prolonged
Stretch outside outer barrel 1321 and be connected with sucker 1326, the other end of expansion link 1324 and the bottom wall inside outer barrel 1321 form the
Two chambers 1323, the lateral wall of expansion link 1324 and the madial wall formation first chamber 1322 of outer barrel 1321, first chamber 1322
Be connected with external vacuum generator, second chamber 1323 is connected by expansion link 1324 with ambient atmosphere, first chamber 1322 with
Second chamber 1323 is connected by pore；
First spring 1325 is located in first chamber 1322, and the first spring 1325 is enclosed on expansion link 1324, expansion link
1324 are provided with the first limiting plate for limiting the first spring 1325 close to one end of second chamber 1323, outer barrel 1321 it is interior
Portion is provided with the second limiting plate for limiting the first spring 1325.
When the vacuum of first chamber 1322 reaches some strength, pressure is smaller in first chamber 1322, and the second chamber
Room 1323 and atmosphere, its air pressure are bigger than first chamber 1322, so as to form pressure difference, stretch out expansion link 1324, work as sucker
1326 when touching circuit board, second chamber 1323 i.e. and isolated from atmosphere, by first chamber 1322 and second chamber 1323 it
Between thin seam, first chamber 1322 is identical with the air pressure of second chamber 1323, the expansion link in the presence of the first spring 1325
1324 retract.
The expansion link 1324 of Acetabula device 132 can carry out the flexible of vertical direction, and draw circuit board, so allow for into
Wrench arm 13 no longer needs unnecessary device to control the vertical movement of whole Acetabula device 132.
Fig. 8 and Fig. 9 are refer to, wherein Fig. 8 is the Belt Conveying of the line test machine of fully automatic circuit board four of the present utility model
The structural representation of device, Fig. 9 is the structural representation of the anticollision mechanism of the line test machine of fully automatic circuit board four of the present utility model
Figure.
The first lifting dress for transporting circuit board is provided between rolling wheel input device 11 and belt conveyor 14
12 are put, the first lowering or hoisting gear 12 includes first conveyer belt, it is used to receive the input flat board for being loaded with circuit board under test, the first lifting
The lifting of device 12 can make the circuit board under test of top be maintained at certain horizontal level, in favor of entering by inductor control
The absorption of wrench arm 13.
Belt conveyor 14 using left-right turning screw rod 141 come adjustment width, preferably to ensure the belt conveyor of both sides
The consistent of width is kept in regulation.
In belt conveyor 14 anticollision mechanism 142, anticollision mechanism are additionally provided with close to the side of the first lowering or hoisting gear 12
Set along the lifting direction of the first lowering or hoisting gear 12, anticollision mechanism 142 is by anticollison block 1423, second spring 1425, jump ring
1424th, inductor 1422 and baffle plate 1421 are constituted；
Anticollison block 1423 is located at the bottom of baffle plate 1421, and anticollison block 1423 passes through jump ring 1424 and the phase of second spring 1425
Even, and under the elastic force effect of second spring 1425, anticollison block 1423 is not contacted with inductor 1422, when the first lowering or hoisting gear 12
On circuit board when bumping against anticollison block 1423, anticollison block 1423 can be made to touch inductor 1422, and then cause the first lifting dress
Ascending motion can be stopped by putting 12.
The side of baffle plate 1421 towards circuit board is provided with oblique angle 1426, in favor of being ramped up to the first lowering or hoisting gear 12
The circuit board sent is oriented to, and the circuit board that have certain off normal can be corrected, and its sideslip in motion process can be prevented again.
Figure 10 is refer to, wherein Figure 10 is the knot of the dust arrester of the line test machine of fully automatic circuit board four of the present utility model
Structure schematic diagram.
Dust arrester 15 is combined with belt conveyor 14 so that dust arrester 15 can be to the electricity on belt conveyor 14
Road plate carries out dedusting, and dust arrester 15 is by support 151, two binding dust wheels and two binding dust paper rolls are constituted up and down, upper binding dust up and down
Wheel 152, lower binding dust wheel 153, upper binding dust paper roll 154 and lower binding dust paper roll 155 be arranged in parallel, and upper binding dust paper roll 154 is located at upper
On binding dust wheel 152, lower binding dust paper roll 155 is located under lower binding dust wheel 153；
The rotary shaft of lower binding dust wheel 153 is fixedly connected by bearing with support 151, and the rotary shaft of upper binding dust wheel 152 passes through
Bearing is flexibly connected with support 151 so that upper binding dust wheel 152 is freely adjustable with the distance between lower binding dust wheel 153；
The rotary shaft of upper binding dust paper roll 154 is flexibly connected by bearing with support 151 so that upper binding dust paper roll 154 is in weight
Contacted all the time with the holding of upper binding dust wheel 152 in the presence of power, the rotary shaft of lower binding dust paper roll 155 is lived by bearing with support 151
Dynamic connection, and the bottom of the rotary shaft of lower binding dust paper roll 155 passes through the 3rd spring 156 and the elastic connection of support 151 so that it is lower viscous
Remain and contact between dirt paper roll 155 and lower binding dust wheel 153.
Dust arrester 15 can be so set to carry out more effective dust removal process to the circuit board conveyed on belt conveyor 14.
Figure 12, Figure 13 and Figure 14 are refer to, wherein Figure 12 is the line test machine of fully automatic circuit board four of the present utility model
The combining structure schematic diagram of card case, measurement jig and micromatic setting, Figure 13 is the line of fully automatic circuit board four of the present utility model
The structural representation of the micromatic setting of test machine, Figure 14 controls for the test of the line test machine of fully automatic circuit board four of the present utility model
The structural representation of tool.
Test cell 2 is used to carry out circuit board whether qualified test, and it includes support, central processing unit, CCD sensings
Device, micromatic setting 22 and measurement jig 23；
Wherein, central processing unit is electrically connected with ccd sensor, micromatic setting 22；
Micromatic setting 22 includes fine setting slide unit, and fine setting slide unit is connected by leading screw 224 and feed screw nut 223 with motor 225,
It is driven；
The bottom of micromatic setting 22 is provided with substrate 221, fine setting slide unit include connected unit 222a, the first slide unit 222b and
Second slide unit 222c, connected unit 222a are connected on the second slide unit 222c by a rotary shaft, and connected unit 222a can pass through
Rotary shaft is freely rotated on the second slide unit 222c, and the first slide unit 222b is fixedly connected with feed screw nut 223.
First slide unit 222b is arranged on substrate 221, is slided between the first slide unit 222b and substrate 221 by default guide rail
Dynamic connection, the second slide unit 222c is arranged on the first slide unit 222b, also by pre- between the second slide unit 222c and the first slide unit
If guide rail be slidably connected.
Measurement jig 23 includes needle plate 231 and jig plate 232, and micromatic setting 22 also includes tuning plate 226, tuning plate 226
One side be connected with connected unit 222a, the another side of tuning plate 226 is connected with needle plate 231, and jig plate 232 passes through extension block 2322
It is connected with support.
Control to finely tune slide unit respectively by motor accordingly and enter line slip, and then drive needle plate 231 to enter by tuning plate 226
Row fine setting, circuit board under test is then located on jig plate 232, and simultaneously because jig plate 232 is fixedly connected with support and kept not
It is dynamic, it so can be achieved with testing needle and the fine setting of the relative position of test point on circuit board.
In addition, measurement jig also includes the chuck 2321 for being used to fix circuit board under test, chuck 2321 passes through needle plate 231,
The aperture of the through hole passed through simultaneously for chuck 2321 on needle plate 231 is more than the diameter of axle of chuck 2321, micro- in favor of needle plate 231
Adjust.
Wherein, micromatic setting 22 at least includes two fine setting slide units, and two fine setting slide units are each orthogonal including two
Glide direction, i.e. the glide direction of the first slide unit 222b and the second slide unit 222c is orthogonal, and the two fine setting slide units
Two glide directions are identical；
Each fine setting slide unit is by feed screw nut and leading screw and motor connection, and each motor connection is slided in corresponding fine setting
The side of the glide direction of one of slide unit of platform, and the transmission direction of two motors is orthogonal, that is, passes through the two electricity
Machine controls fine setting of the micromatic setting 22 in two mutually perpendicular directions.
In the preferred embodiment, substrate 221 is rectangle, and a fine setting slide unit is provided with the corner of substrate 221,
And in four fine setting slide units, the transmission direction for the motor that two fine setting slide units correspondence on diagonal is connected to is identical, different right
The transmission direction for the motor that fine setting slide unit correspondence on linea angulata is connected to is then orthogonal.
Meanwhile, the first slide unit 222b of slide unit is each finely tuned by feed screw nut and leading screw and corresponding motor connection,
And motor is fixedly installed on substrate 221, the fine setting slide unit of four positions can form very stable support and fine tuning structure.
In the utility model, ccd sensor includes upper and lower two ccd sensors, and micromatic setting includes upper and lower fine setting
Device, measurement jig includes upper and lower measurement jig, is tested simultaneously with the upper and lower surface to circuit board；
The electronic component of measurement jig is arranged in card case, and card case includes upper and lower card case.
The tuning plate of lower micromatic setting is connected with the needle plate of lower measurement jig, and the tuning plate of upper micromatic setting is controlled with upper test
The needle plate of tool is connected.
Figure 11 is refer to, wherein Figure 11 is the lower mould elevating mechanism of the line test machine of fully automatic circuit board four of the present utility model
Structural representation.
Test cell 2 also includes being used to control the lower mould elevating mechanism of the lifting of lower micromatic setting and lower measurement jig, under
Mould elevating mechanism is by bottom plate 211, splined shaft 217, accessory plate 218, the second driving wheel 213, driven pulley 214, leading screw 216, leading screw
Nut 215, lifter plate 212 are constituted；
Lower mould elevating mechanism includes many splined shafts 217, and one end of splined shaft 217 is fixedly connected with lifter plate 212, spline
Axle 217 is slidably connected laterally through linear bearing with bottom plate 211, and the other end of splined shaft 217 is fixed with accessory plate 218 to be connected
Connect, wherein it is possible to select that all splined shafts are all connected with accessory plate or part splined shaft is connected to auxiliary according to actual conditions
Plate, connection accessory plate can improve the stability that splined shaft is oriented to monoblock lifter plate 212；
Feed screw nut 215 is connected by swivel bearing with bottom plate 211, and leading screw 216 is engaged with feed screw nut 215, leading screw
216 one end is fixedly connected with lifter plate 212, and the other end and the accessory plate 218 of leading screw 216 fix downlink connection, the second driving wheel
213 with driven pulley 214 by being driven, and then drives feed screw nut 215 to rotate；
Lower micromatic setting is arranged on lifter plate 212, and upper micromatic setting is connected with support.
The corresponding electronic component of upper measurement jig is arranged in card case, and the corresponding electronic component of lower measurement jig is arranged on
In lower card case 24, wherein, lower card case 24 promotes to follow lifter plate 212 to move by cylinder.
Discharging unit 3 according to test by whether the circuit board being completed being delivered into corresponding region, region bag
Test passes area and test failure area are included, discharging unit 3 includes ejecting plate arm, the second lowering or hoisting gear and roller output dress
Put.
Wherein, ejecting plate arm is similar with the structure for entering wrench arm 13, the knot of roller output device and rolling wheel input device 11
Structure is similar, therefore detailed statement is no longer carried out to it.
Second lowering or hoisting gear includes the second conveyer belt, is provided with output flat board on the second conveyer belt, test passes area and
Test failure area is located on different output flat boards, and after circuit board is piled, the second lowering or hoisting gear declines automatically, and passes through the
The output flat board for being loaded with slowdown monitoring circuit plate is delivered to roller output device by two conveyer belts, is finally sent out by roller output device.
The step of line test machine of fully automatic circuit board four of the present utility model works be：It is first that a folded circuit board under test is whole
Neat is placed on input flat board, then the input flat board for being loaded with circuit board under test is positioned on roller conveying device, and roller is defeated
Send device that the input flat board for being loaded with circuit board under test is transported on the first lowering or hoisting gear 12 by roller 111.
First lowering or hoisting gear 12 ramps up whole folded circuit board, wherein, multiple anti-collision machines are provided with around rising passway
Structure, if inclined too severe of circuit board will encounter the anticollison block 1423 of anticollision mechanism, can make anticollison block 1423 touch sensing
Device 1422, and then cause the first lowering or hoisting gear 12 to stop ascending motion；
Other anticollision mechanism also includes baffle plate 1421, and the side of baffle plate 1421 towards circuit board is provided with oblique angle 1426, this
Sample can be corrected to the circuit board for having certain off normal, and circuit board sideslip in motion process can be prevented again.
When circuit board rises to certain altitude, have inductor and sense and control the first lowering or hoisting gear 12 to stop rising,
And can control always so that the circuit board under test of top is maintained at certain horizontal level, in favor of entering the suction of wrench arm 13
Take.
When circuit board rises to the height of setting and stopping, entering the Acetabula device 132 of wrench arm 13 by controlling vacuum to send out
Raw device draws the gas of first chamber 1322, and when the vacuum of first chamber 1322 reaches some strength, expansion link 1324 is stretched
Go out, sucker 1326 contact circuit board, due between first chamber 1322 and second chamber 1323 by carefully stitching connection, sucker 1326
Circuit board can be held, simultaneous retractable bar 1324 is retracted.
In addition, after inputting the circuit board under test on flat board and all being entered wrench arm 13 and conveyed, the first lowering or hoisting gear 12 to
Lower landing, and flat board will be inputted by first conveyer belt deliver on rolling wheel input device 11 and send out, treated for placing again
Slowdown monitoring circuit plate.
Motor driving driving wheel 1314 is rotated, and intermediate plate drive belt 1315a drives intermediate plate 1312 to move, delivery board driving
Band 1315b drives delivery board 1313 to move, and the Acetabula device 132 that suction has circuit board is delivered to the belt of belt conveyor 14
On.
Circuit board can be passed through during being moved on belt between the upper and lower binding dust wheel of dust arrester 15, be removed
Dirt processing, wherein, the rotary shaft of upper binding dust wheel 152 is flexibly connected by bearing with support 151, when circuit board is passed through, circuit board
Upper and lower surface can have close contact with upper and lower binding dust wheel so that circuit board obtains effective dust removal process, while upper and lower viscous
Dust impurity on dirt wheel can be walked by upper and lower dust sticky paper's winding respectively again.
Then, enter wrench arm 13 and the circuit board Jing Guo dust removal process is delivered into test cell 2, and be put into measurement jig
On chuck 2321, the second driving wheel 213 of lower mould elevating mechanism drives leading screw spiral shell by being driven with driven pulley 214
Mother 215 rotates so that the driving lifter plate 212 of leading screw 216 rises.
When the test point connection corresponding with circuit board of the needle plate of upper and lower measurement jig carries out the test of circuit board；
Obstructed out-of-date when testing, lifter plate 212 is resetted, and identification of the upper and lower ccd sensor to circuit board upper and lower surface is clicked through
Row is taken pictures, and by data feedback to central processing unit, central processing unit is controlled according to the data of feedback in upper and lower micromatic setting
Motor fine setting slide unit is driven, and then corresponding tuning plate 226 is finely adjusted, and also just drive corresponding pin simultaneously
Plate 231 is finely adjusted.
Wherein, it is another when two motors on only one diagonal carry out unidirectional fine setting to fine setting slide unit
Fine setting slide unit on bar diagonal is then slidably matched that progress is corresponding to move by the second slide unit 222c and the first slide unit 222b,
Tuning plate 226 is set to be finely tuned in the transmission direction of two motors；
When the motor on the different diagonal of control two simultaneously is finely adjusted to fine setting slide unit, and the electricity on same diagonal
When the transmission direction of machine is identical, tuning plate 226 can be made to obtain the oblique fine setting of certain angle；
When the motor on the different diagonal of control two simultaneously is finely adjusted to fine setting slide unit, and the electricity on same diagonal
When the transmission direction of machine is differed, tuning plate 226 can be made to obtain the fine setting of certain anglec of rotation.
Finely tune after finishing, then drive lifter plate 212 to rise and circuit board is tested again；
If test passes through, center control can then control ejecting plate arm that the circuit board by test is delivered into the second lowering or hoisting gear
Test passes area, if test do not pass through, ejecting plate arm then delivers to the circuit board in the test failure area of the second lowering or hoisting gear.
After the circuit board in test passes area or test failure area is piled, under its corresponding second lowering or hoisting gear meeting is automatic
Drop, and it is defeated to drive the second conveyer belt on the second lowering or hoisting gear that the output flat board for being loaded with slowdown monitoring circuit plate is delivered into the roller
Go out device, finally sent out by roller output device.
Take after slowdown monitoring circuit plate, output flat board can be again sent back on the second lowering or hoisting gear and surveyed for receiving again
Circuit board.
So complete the test process of the line test machine of fully automatic circuit board four to circuit board of this preferred embodiment.
The feed unit of the line test machine of fully automatic circuit board four of this preferred embodiment can convey whole folded circuit board, test
Unit can be to not carrying out contraposition fine setting by the circuit board of test and testing automatically, and discharging unit be able to will be tested according to test result
The circuit board finished is delivered to corresponding region, and efficient input and classification export and accurately align and test, and carry significantly
The efficiency and yield of high circuit board testing, while reducing cost, reduce the waste of resource.
In summary, although the utility model is disclosed above with preferred embodiment, but above preferred embodiment is not used
To limit the utility model, one of ordinary skill in the art is not departing from spirit and scope of the present utility model, can made
Various changes are defined with retouching, therefore protection domain of the present utility model by the scope that claim is defined.
Claims (10)
1. a kind of line test machine of fully automatic circuit board four, it is characterised in that the line test machine of fully automatic circuit board four includes：
Feed unit, for circuit board to be sent into test position from position is placed；
Discharging unit, it is according to test by whether the circuit board being completed being delivered into corresponding region, the region
Including test passes area and test failure area；
Test cell, for carrying out whether qualified test to circuit board, it include support, central processing unit, ccd sensor,
Micromatic setting and measurement jig, the central processing unit are electrically connected with the ccd sensor, the micromatic setting；
Wherein, the micromatic setting includes fine setting slide unit and tuning plate, and the measurement jig includes needle plate and jig plate, described micro-
The one side of tuned plate is connected with the fine setting slide unit, and the another side of the tuning plate is connected with the needle plate, the jig plate and institute
Support connection is stated, the fine setting slide unit is driven by leading screw and feed screw nut and motor connection；
The ccd sensor includes upper and lower two ccd sensors, and the micromatic setting includes upper and lower micromatic setting, the survey
Trying tool includes upper and lower measurement jig, to cause upper and lower measurement jig to the upper and lower surface of circuit board while testing；
The test cell also includes being used to control the lower mould elevating mechanism of the lifting of lower micromatic setting and lower measurement jig, described
Lower mould elevating mechanism includes one piece of lifter plate, and the lifter plate is fixedly connected by one end with leading screw, and feed screw nut passes through axle
Hold and be connected with the bottom plate of the lower mould elevating mechanism, leading screw controls the lifting of lifter plate under the drive of feed screw nut；
The lower micromatic setting is arranged on the lifter plate, and the upper micromatic setting is connected with the support.
2. the line test machine of fully automatic circuit board four according to claim 1, it is characterised in that the feed unit includes rolling
Input unit is taken turns, the rolling wheel input device includes the multiple rollers be arrangeding in parallel, and the two ends of each roller are all connected with
Synchronizing wheel, the synchronizing wheel connects the first driving wheel by timing belt and is driven.
3. the line test machine of fully automatic circuit board four according to claim 2, it is characterised in that the rolling wheel input device is also
Including multiple directive wheels, the directive wheel is located on the perpendicular bisector of two synchronizing wheel lines, and multiple guiding
Wheel is respectively positioned on the same side of the synchronizing wheel, and the timing belt increases the timing belt by winding directive wheel to the synchronization
The cornerite of wheel.
4. the line test machine of fully automatic circuit board four according to claim 1, it is characterised in that the feed unit also includes
Enter wrench arm, it is described enter wrench arm be driven by secondary conveyor, the secondary conveyor includes：
Fixed bottom plate, motor is fixedly installed on the fixed bottom plate；
Driving wheel, for generating driving force by the motor；
First transmission module, for the driving force of the driving wheel to be transferred into intermediate plate；
The intermediate plate, for being moved under the driving force effect of the driving wheel to direction initialization；
Second transmission module, is arranged on the intermediate plate, for the driving force of the intermediate plate to be transferred into delivery board；
The delivery board；Be arranged on the intermediate plate, in the presence of the driving force of the intermediate plate, it is relatively described in
Between plate moved to the direction initialization.
5. the line test machine of fully automatic circuit board four according to claim 4, it is characterised in that the first transmission module bag
Include and be fixed on the intermediate plate, and the intermediate plate drive belt being connected with the driving wheel, the intermediate plate drive belt is described
The intermediate plate is driven to move under the driving of driving wheel, to cause the intermediate plate to be moved to the direction initialization；
Second transmission module include two driven pulleys being fixed on the intermediate plate and be arranged on two it is described driven
Delivery board drive belt on wheel；The delivery board drive belt side is fixedly connected with the fixed bottom plate, the delivery board driving
Band opposite side is fixedly connected with the delivery board, under the drive of driving force of the delivery board drive belt in the intermediate plate, is made
Delivery board is obtained to move to the direction initialization relative to the intermediate plate；
The intermediate plate can be moved by the first slide rail on the fixed bottom plate to the direction initialization, and the delivery board can lead to
The second slide rail is crossed to move to the direction initialization on the intermediate plate.
6. the line test machine of fully automatic circuit board four according to claim 5, it is characterised in that it is described enter wrench arm also include
Acetabula device, the Acetabula device is made up of outer barrel, expansion link, the first spring and sucker；
The expansion link is hollow expansion link, and the expansion link is arranged in the outer barrel, and one end of the expansion link is extended in
It is connected outside the outer barrel and with the sucker, bottom wall the second chamber of formation of the other end of the expansion link and the outer barrel
Room, the madial wall formation first chamber of the lateral wall of the expansion link and the outer barrel, the first chamber is sent out with external vacuum
Raw device connection, the second chamber is connected by the expansion link with ambient atmosphere, the first chamber and the second chamber
It is connected by pore；
First spring is located in the first chamber, and first spring housing is on the expansion link, and the expansion link is leaned on
One end of the nearly second chamber is provided with the first limiting plate for limiting first spring, and the inside of the outer barrel is set
There is the second limiting plate for limiting first spring.
7. the line test machine of fully automatic circuit board four according to claim 1, it is characterised in that the feed unit also includes
Belt conveyor, is provided with first liter for transporting circuit board between rolling wheel input device and the belt conveyor
Falling unit, first lowering or hoisting gear includes first conveyer belt, and the input flat board of circuit board under test is loaded with for receiving；
In the belt conveyor anticollision mechanism, the anticollision mechanism are additionally provided with close to the side of first lowering or hoisting gear
Set along the lifting direction of first lowering or hoisting gear, the anticollision mechanism is by anticollison block, second spring, jump ring, inductor
With baffle plate composition；
The anticollison block is located at the bottom of the baffle plate, and the inductor is arranged on the side of the baffle plate, the inductor control
The lifting of first lowering or hoisting gear is made, the anticollison block is connected by the jump ring with the second spring, and described
Under the elastic force effect of two springs, the anticollison block is not contacted with the inductor, when the anticollison block touches the inductor,
First lowering or hoisting gear can stop ascending motion；
The side of the baffle plate towards circuit board is provided with oblique angle, in favor of conveying the electricity come to first lowering or hoisting gear
Road plate is oriented to, and prevents its sideslip in motion process.
8. the line test machine of fully automatic circuit board four according to claim 1, it is characterised in that the feed unit also includes
Dust arrester, the dust arrester is combined with belt conveyor so that the dust arrester can be on belt conveyor
Circuit board carries out dedusting, and the dust arrester is by support, two binding dust wheels and two binding dust paper rolls are constituted up and down up and down, it is described on
Binding dust wheel, the lower binding dust wheel, the upper binding dust paper roll and the lower binding dust paper roll be arranged in parallel, the upper binding dust paper roll position
On the upper binding dust wheel, the lower binding dust paper roll is located under the lower binding dust wheel；
The rotary shaft of the lower binding dust wheel is fixedly connected by bearing with the support, and the rotary shaft of the upper binding dust wheel passes through axle
Hold and be flexibly connected with the support so that the upper binding dust wheel and the distance between the lower binding dust wheel are freely adjustable；
The rotary shaft of the upper binding dust paper roll is flexibly connected by bearing with the support so that work of the upper binding dust paper roll in gravity
Keep contacting with the upper binding dust wheel all the time under, the rotary shaft of the lower binding dust paper roll is connected by bearing and support activity
Connect, and the bottom of the rotary shaft of the lower binding dust paper roll is connected by the 3rd spring with the rack elasticity so that lower dust sticky paper
Volume is contacted with being remained between lower binding dust wheel.
9. the line test machine of fully automatic circuit board four according to claim 1, it is characterised in that the bottom of the micromatic setting
Substrate is provided with, the fine setting slide unit includes the first slide unit and the second slide unit, and first slide unit is set on the substrate, institute
State the second slide unit to be arranged on first slide unit, the glide direction of first slide unit and second slide unit is orthogonal,
The slip plane of first slide unit and second slide unit is parallel to each other, and the micromatic setting at least includes two fine settings
Slide unit；
Each fine setting slide unit is by feed screw nut and leading screw and motor connection, and motor is set on the substrate, each
Motor connection is in the side of one of glide direction of the corresponding fine setting slide unit, and the transmission direction of two motors is mutual
Vertically；
Wherein, the tuning plate of the lower micromatic setting is connected with the needle plate of the lower measurement jig, the upper micromatic setting it is micro-
Tuned plate is connected with the needle plate of the upper measurement jig.
10. the line test machine of fully automatic circuit board four according to claim 9, it is characterised in that the fine setting slide unit is also wrapped
Connected unit is included, the connected unit is connected on second slide unit by a rotary shaft, and the tuning plate passes through the company
Platform is connect to be fixedly connected with the fine setting slide unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621311833.0U CN206348431U (en) | 2016-12-01 | 2016-12-01 | The line test machine of fully automatic circuit board four |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621311833.0U CN206348431U (en) | 2016-12-01 | 2016-12-01 | The line test machine of fully automatic circuit board four |
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| CN206348431U true CN206348431U (en) | 2017-07-21 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802593A (en) * | 2018-04-12 | 2018-11-13 | 合肥英唐电子有限公司 | A kind of full-automatic testing equipment for testing the finished product sealing circuit board for having charactron |
| CN111301977A (en) * | 2020-03-13 | 2020-06-19 | 深圳市凯码时代科技有限公司 | Substrate detection device and conveying mechanism |
-
2016
- 2016-12-01 CN CN201621311833.0U patent/CN206348431U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802593A (en) * | 2018-04-12 | 2018-11-13 | 合肥英唐电子有限公司 | A kind of full-automatic testing equipment for testing the finished product sealing circuit board for having charactron |
| CN111301977A (en) * | 2020-03-13 | 2020-06-19 | 深圳市凯码时代科技有限公司 | Substrate detection device and conveying mechanism |
| CN111301977B (en) * | 2020-03-13 | 2021-07-13 | 深圳市凯码时代科技有限公司 | Substrate detection device and conveying mechanism |
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