CN210401582U - Printed circuit board on-line measuring equipment - Google Patents
Printed circuit board on-line measuring equipment Download PDFInfo
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- CN210401582U CN210401582U CN201921022506.7U CN201921022506U CN210401582U CN 210401582 U CN210401582 U CN 210401582U CN 201921022506 U CN201921022506 U CN 201921022506U CN 210401582 U CN210401582 U CN 210401582U
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Abstract
The utility model relates to an online test equipment field discloses a printed circuit board on-line measuring equipment, including testing arrangement, testing arrangement still includes the detection tool that is used for bearing printed circuit board, sweeps a yard device, first determine module and alarm component, sweeps a yard device and is configured into the discernment the kind of printed circuit board, first determine module can detect the kind of determine tool, alarm component are used for judging the type of determine tool with whether the kind of printed circuit board matches, if detect tool with printed circuit board does not match, then alarm component reports to the police, the utility model discloses a printed circuit board on-line measuring equipment can solve the test tool that appears in the testing process and wait to detect the problem that printed circuit board does not correspond.
Description
Technical Field
The utility model relates to an online test equipment field especially relates to a printed circuit board on-line measuring equipment.
Background
Printed circuit boards are used as providers of circuit connection of electronic components, and occupy an important position in the electronic industry, and the online test of the printed circuit boards is also an important link in the production process of electronic components.
In the process of testing the printed circuit board, each printed circuit board needs to be detected by the test fixture adapted to the printed circuit board, the printed circuit boards are various in types, and some similar printed circuit boards have small differences, so that the differences of corresponding test fixtures are small and difficult to distinguish, and the printed circuit boards detected in the process of online detection of the printed circuit boards are easy to be not corresponding to the test fixtures, so that the printed circuit boards or the test fixtures cannot be detected or even damaged, and therefore, an apparatus is needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a printed circuit board on-line measuring equipment, the test fixture that this equipment can solve the testing process appearance with wait to detect the problem that printed circuit board does not correspond.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a printed circuit board on-line measuring equipment, includes testing arrangement, and testing arrangement still includes including the detection tool that is used for bearing printed circuit board:
a code scanning device configured to identify a kind of the printed circuit board;
the first detection assembly can detect the type of the detection jig; and
and the alarm component is configured to judge whether the type of the detection jig is matched with the type of the printed circuit board or not, and if the detection jig is not matched with the printed circuit board, the alarm component gives an alarm.
Optionally, the testing device further comprises:
the jacking assembly is configured to drive the detection jig to lift in the vertical direction;
and the pressing plate component is positioned above the detection jig, and the jacking component is matched with the pressing plate to press the printed circuit board on the detection jig.
Optionally, the jacking assembly comprises a jacking assembly body, the jacking assembly body is provided with clamps, the clamps are arranged on two sides of the width direction of the detection jig, and the distance between the clamps is adjustable.
Optionally, a guide assembly is further arranged between the jacking assembly body and the clamp, the guide assembly extends along the width direction of the detection jig, and the clamp can move relative to the jacking assembly body along the guide assembly.
Optionally, the detection fixture includes:
the carrier plate is configured to load a printed circuit board, and a plurality of through holes are formed in the carrier plate, and the positions of the through holes correspond to the positions of contacts on the printed circuit board;
the needle plate is arranged below the carrier plate, a probe for detecting the data of the printed circuit board is arranged on the needle plate, and the position of the probe corresponds to the position of the through hole on the carrier plate; and
the reset assembly is arranged between the support plate and the needle plate and enables the support plate to reset so that the probe is located below the through hole.
Optionally, the needle plate comprises a female needle plate and a sub needle plate, the female needle plate is provided with a mounting groove, and the sub needle plate is detachably mounted in the mounting groove of the female needle plate.
Optionally, the printed circuit board online detection device further includes: and a conveying device for conveying the printed circuit board to each station, wherein the conveying device comprises a first stopping mechanism, the first stopping mechanism is arranged at the testing device, and the first stopping mechanism comprises a first blocking member which is configured to control the printed circuit board to stop moving when the first blocking member is contacted with the printed circuit board.
Optionally, the first gear stop mechanism further comprises:
the stopping mounting frame is provided with an arc-shaped groove;
the first gear stop driving piece is arranged on the gear stop mounting frame;
the extension arm is connected with the output end of the first stop driving piece, a bulge is arranged on the extension arm, and the extension arm is connected with the first blocking piece;
the projection on the projecting arm can slide along the arc-shaped groove.
Optionally, the printed circuit board on-line measuring equipment still includes the device of stamping, and the device of stamping is located testing arrangement's downstream station, and the device of stamping includes:
the stamping assembly is used for marking the printed circuit board; and
the stamping driving piece can drive the stamping assembly to move up and down along the vertical direction.
Optionally, sweep a yard device setting at testing arrangement upstream station, conveyor still includes second fender stop mechanism, and second fender stop mechanism sets up sweeping yard device and the device department of stamping, and second fender stop mechanism includes:
a second detection assembly for detecting the position of the printed circuit board;
the second blocking piece is used for blocking the printed circuit board from moving along the conveying device; and
and the output end of the second blocking stopping driving piece is connected with the second blocking piece and used for driving the second blocking piece to move up and down.
The utility model has the advantages that:
the printed circuit board on-line detection equipment is provided with a first detection assembly for detecting the type of a detection jig, and a code scanning device which is positioned at an upstream station of a detection station, wherein the code scanning device is used for detecting the type of a printed circuit board, and an alarm assembly which is used for judging whether the type of the detection jig is matched with the type of the printed circuit board or not, if the detection jig is not matched with the printed circuit board, the alarm assembly gives an alarm, if the detection jig is matched with the printed circuit board, the follow-up link can be continued, through the code scanning device, the arrangement of the first detection assembly and the alarm assembly, the phenomenon that the detection jig is not matched with the printed circuit board due to the fact that the printed circuit board is various and the appearance of the test jig is close can be avoided, the normal detection is ensured.
Drawings
Fig. 1 is a schematic structural diagram of an on-line detection device for a printed circuit board according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a code scanning device according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a detection jig and a jacking assembly according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a platen assembly according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a detection jig according to an embodiment of the present invention;
FIG. 6 is a schematic structural view of a sealing device according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a conveying device according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a first stop mechanism according to an embodiment of the present invention;
fig. 9 is a schematic structural view of a second stopping mechanism according to an embodiment of the present invention.
The figures are labeled as follows:
1-a test device; 2-a printed circuit board; 3-a code scanning device; 4-a conveying device; 5-a stamping device;
11-detecting a jig; 12-a first detection assembly; 13-an alarm component; 14-a jacking assembly; 15-a platen assembly; 31-a mounting bracket; 32-a yard-scanning gun; 41-first gear stop mechanism; 42-a second stopping mechanism; 43-a conveying body; 51-a stamping assembly; 52-a stamping drive;
111-a reset component; 112-a carrier plate; 113-a needle plate; 114-a positioning assembly; 115-cylindrical knob; 141-jacking assembly body; 142-a clamp; 143-a guide assembly; 145-jacking driving; 151-platen body; 152-a plunger plate;
411 — first barrier; 412-a cantilever arm; 413-first gear stop drive; 414-stop mounting; 421-a second detection component; 422-a second barrier; 423-second gear stop drive; 431-orbit determination; 432-moving rail; 433 — transmission driving; 434-moving rail driving; 435-moving rail transmission;
1121-out hole; 1131, a mother needle plate; 1132-sub needle plate; 4121-bumps; 4141-arc slot.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", etc. are used in an orientation or positional relationship based on that shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The embodiment provides a printed circuit board on-line detection device which can be used for on-line testing of a printed circuit board, and the embodiment is exemplified by the printed circuit board on-line detection device used in the printed circuit board on-line detection process in the production of electronic components. As shown in fig. 1, the on-line printed circuit board detection apparatus sequentially includes a code scanning device 3, a testing device 1, and a stamping device 5 from upstream to downstream according to a detection process, where the code scanning device 3 is used to identify the type of the printed circuit board 2, the testing device 1 is used to detect the data to be detected of the printed circuit board 2, and the stamping device 5 may mark whether the printed circuit board 2 is qualified or not according to the detection result of the testing device 1. The printed circuit board on-line detection equipment further comprises a conveying device 4, wherein the conveying device 4 comprises a conveying body 43, a first stopping mechanism 41 and two second stopping mechanisms 42, the conveying body 43 can convey the printed circuit board 2 to each station, the first stopping mechanism 41 is arranged at the testing device 1, the two second stopping mechanisms 42 are respectively arranged at the code scanning device 3 and the stamping device 5, and the stopping mechanisms are used for stopping the printed circuit board 2 moving along the conveying device 4 at the corresponding stations.
The testing device 1 comprises a detection jig 11, a first detection assembly 12, an alarm assembly 13, a jacking assembly 14 and a pressing plate assembly 15, wherein the detection jig 11 is used for bearing the printed circuit board 2, the first detection assembly 12 is used for detecting the type of the detection jig 11, the alarm assembly 13 can judge whether the type of the detection jig 11 is matched with the type of the printed circuit board 2, and the jacking assembly 14 and the pressing plate assembly 15 are matched to compress the detection jig 11 for detecting the printed circuit board 2.
The printed circuit board on-line detection equipment roughly works according to the following principle: the printed circuit board 2 moves along the conveying device 4, the second stopping mechanism 42 stops the printed circuit board 2 at the code scanning station, the code scanning device 3 identifies the type of the printed circuit board 2, the first detection component 12 detects the type of the detection jig 11, the alarm component 13 judges whether the type of the printed circuit board 2 is matched with the type of the detection jig 11, if not matched, the alarm component 13 gives an alarm, if matched, the printed circuit board 2 continues to move to the detection station along the conveying device 4, the first stopping mechanism 41 stops the printed circuit board 2 at the testing device 1, the first stopping mechanism 41 acts to avoid the printed circuit board 2, the jacking component 14 drives the detection jig 11 to ascend to be in contact with and press the pressing plate component 15, the testing device 1 detects the data to be detected of the printed circuit board 2, and the jacking component 14 drives the detection jig 11 to descend after the detection is finished, the printed circuit board 2 returns to the conveying device 4 and moves to the stamping station along the conveying device 4, the second stopping mechanism 42 stops the printed circuit board 2 at the stamping device 5, and the stamping device 5 marks the printed circuit board 2 according to the detection result of the testing device 1.
Because the printed circuit board 2 has a plurality of types and the appearance of the testing jig 11 is similar, the testing jig 11 is not adapted to the printed circuit board 2 easily, thereby causing the damage of the printed circuit board 2 or the probe on the testing jig 11, in order to avoid such problems, the on-line detecting equipment for the printed circuit board comprises a code scanning device 3, the code scanning device 3 is configured to identify the type of the printed circuit board 2, the testing device 1 comprises a first detecting component 12 capable of detecting the type of the testing jig 11, an alarming component 13 is configured to judge whether the type of the testing jig 11 is matched with the type of the printed circuit board 2, if the type of the testing jig 11 is not matched with the type of the printed circuit board 2, the alarming component 13 alarms, if the testing jig 11 is matched with the printed circuit board 2, the subsequent link can be continued, and the phenomenon that the testing jig 11 is not adapted to the printed circuit board 2 can be avoided by arranging the code, the normal detection is ensured, and the damage of the probes on the printed circuit board 2 and the test fixture 11 is prevented. Specifically, in the embodiment, as shown in fig. 2, the code scanning device 3 includes a mounting bracket 31 and a code scanning gun 32 disposed on the mounting bracket 31, the printed circuit board 2 has a two-dimensional code for recording the type of the printed circuit board, the code scanning gun 32 identifies the type of the printed circuit board 2 by scanning the two-dimensional code on the printed circuit board 2, as shown in fig. 3, the detection jig 11 is provided with a plurality of cylindrical buttons 115 at specific positions, the number and presence of the cylindrical buttons 115 serve as marks for detecting the type of the detection jig 11, the first detection component 12 may be a position sensor, the position sensor determines the type of the detection jig 11 by detecting the number and presence of the cylindrical buttons 115, the alarm component 13 includes a processor and an alarm bell, the processor determines whether the types of the detection jig 11 and the printed circuit board 2 are matched, if not matched, the processor controls the alarm bell to alarm, if matched, the subsequent links may be continued.
As shown in fig. 3 and 4, the jacking assembly 14 is disposed below the detection fixture 11, and can drive the detection fixture 11 to lift along the vertical direction, the pressing plate assembly 15 is located above the detection fixture 11, and the jacking assembly 14 and the pressing plate 15 cooperate to press the printed circuit board 2 onto the detection fixture 11. Specifically, jacking subassembly 14 includes jacking drive 145 in this embodiment, and jacking drive 145 can drive detection tool 11 and rise to and compress tightly with the clamp plate subassembly along vertical direction, and wherein jacking drive 145 can be for the linear cylinder also can be linear electric motor, or other structures that can realize driving detection tool 11 elevating movement.
In order to enable the testing device 1 to test different types of printed circuit boards 2, the testing device 1 needs to be compatible with different testing jigs 11, as shown in fig. 3, the jacking assembly 14 further includes a jacking assembly body 141, a clamp 142 is disposed on the jacking assembly body 141, the clamp 142 is disposed on both sides of the testing jig 11 in the width direction (X direction in fig. 3), and the distance between the middle of the clamp 142 is adjustable, specifically, in this embodiment, a male connector is disposed on the testing jig 11, a female connector is disposed on the clamp 142, the clamp 142 is engaged with the female connector through the male connector, the clamp 142 clamps both ends of the testing jig 11 in the width direction, so as to fix the testing jig 11, the clamp 142 can be fixed on the jacking assembly body 141 through a threaded connection or a pin insertion, and the width between the clamps 142 can be adjustable through the mounting positions of the plurality of clamps 142 disposed on the jacking, so as to adapt to the detection jigs 11 with different width sizes, thereby being capable of detecting different printed circuit boards.
In order to facilitate the adjustment of the clamp 142, a guide assembly 143 is arranged between the jacking assembly body 141 and the clamp 142, the guide assembly 143 extends along the width direction of the detection jig 11, the clamp 142 can move relative to the jacking assembly body 141 along the guide assembly 143, on one hand, the guide assembly 143 can guide the movement of the clamp 142, on the other hand, the adjustment of the middle distance of the clamp 142 is facilitated, and the operation is facilitated. Specifically, the guiding assembly 143 in this embodiment may be a guide rail and sliding block structure, in which the sliding block is disposed on the fixture 142, the guide rail is disposed on the jacking assembly body 141, and the sliding block is inserted into the guide rail and slides along the guide rail. In other embodiments, the guide rail may be disposed on the clamp 142, and the slider may be disposed on the jacking assembly body 141.
As shown in fig. 4, the pressing plate assembly 15 includes a pressing plate body 151 and a pressing rod plate 152, the pressing rod plate 152 is disposed below the pressing plate body 151, the pressing rod plate 152 is a plate structure with protruding portions at two ends, when the jacking assembly 14 drives the detection fixture 11 and the printed circuit board 2 to ascend, the protruding portions on the pressing rod plate 152 contact the protruding portions on the printed circuit board 2, so as to prevent the whole printed circuit board 2 from contacting the pressing plate assembly 15, and prevent other components on the printed circuit board 2 from being damaged by pressure.
As shown in fig. 5, the inspection jig 11 includes a carrier 112, a needle plate 113 and a reset component 111, the carrier 112 is configured to load the pcb 2, the carrier 112 is provided with a plurality of through holes 1121, the positions of the through holes 1121 correspond to the positions of contacts on the pcb 2, the needle plate 113 is disposed below the carrier 112, the needle plate 113 is provided with probes for inspecting data of the pcb 2, the positions of the probes correspond to the positions of the through holes on the carrier 112, the reset component 111 is disposed between the carrier 112 and the needle plate 113, and the reset component 111 resets the carrier 112 so that the probes are located below the through holes 1121. After the jacking component 14 drives the detection jig 11 to rise to contact with the pressing plate component 15, the position of the carrier plate 112 does not change, the needle plate 113 continues to rise, the reset component 111 is compressed, the probe on the needle plate 113 contacts with the contact on the printed circuit board 2 through the penetrating hole 1121 on the carrier plate 112, so that detection is performed, after detection is finished, the jacking component 14 drives the detection jig 11 to fall, the reset component 111 drives the carrier plate 112 to reset, so that the probe is located below the penetrating hole 1121 to wait for next detection. Specifically, in the present embodiment, the return member 11 may be a spring.
To the printed circuit board 2 of the small difference of the same kind, the contact position difference that awaits measuring is less, in order to practice thrift the cost of making multiple detection tool 11, as shown in fig. 4, detection tool 11's faller 113 includes female faller 1131 and sub-faller 1132, be provided with the mounting groove on the female faller 1131, sub-faller 1132 detachable installs in female faller 1131's mounting groove, the probe on the different sub-faller 1132 corresponds the printed circuit board 2 of various small differences, consequently, sub-faller 1132 through changing detection tool 11, can detect the printed circuit board 2 of the small difference of the same kind, do not need whole change detection tool 11, and convenient for operation, the cost of making multiple detection tool 11 has been reduced simultaneously. Specifically, in this embodiment, the sub pin plate 1132 may be bolted or pinned to the female pin plate 1131. Further, the size of sub needle board 1132 one side is less than the size of the corresponding side of mounting groove on female needle board 1131, and like this the operator can grip sub needle board 1132 through the gap department between sub needle board 1132 and the mounting groove, the installation and the dismantlement of sub needle board 1132 of being convenient for.
Preferably, the detection jig 11 is further provided with a positioning assembly 114, the printed circuit board 2 is provided with a through hole, and when the printed circuit board 2 moves to the position above the detection jig 11, the positioning assembly 114 can be correspondingly inserted into the through hole on the printed circuit board 2 to realize the positioning of the printed circuit board 2, so as to prevent the printed circuit board 2 from shifting relative to the detection jig 11 in the ascending process, which results in inaccurate contact position between the probe and the contact and influences the detection result.
Printed circuit board on-line measuring equipment still includes device 5 of stamping, and device 5 of stamping is located testing arrangement 1's downstream station, as shown in fig. 6, device 5 of stamping is including stamping subassembly 51 and the driving piece 52 of stamping, and stamping subassembly 51 is used for making the mark to printed circuit board 2, and the driving piece 52 of stamping can drive stamping subassembly 51 and be elevating movement along vertical direction, and stamping mechanism 5 marks printed circuit board 2 according to the result that testing arrangement 1 detected, reduces manual operation. Specifically, in the present embodiment, the stamping driving member 52 may be an air cylinder or a linear motor, and if the detection result of the printed circuit board 2 is qualified, the stamping driving member 52 drives the stamping assembly 51 to move down and stamp OK on the printed circuit board 2, and if the detection result is not qualified, the stamping is not performed.
The online detection equipment for the printed circuit board further comprises a conveying device 4, as shown in fig. 7, the conveying device 4 comprises a conveying body 43, the conveying body 43 is used for bearing the printed circuit board 2 and conveying the printed circuit board to each station, the conveying body 43 comprises a fixed rail 431, a movable rail 432 and a transmission driver 433, conveying belts are arranged on the fixed rail 431 and the movable rail 432, the printed circuit board 2 is placed on the belts divided by the fixed rail 431 and the movable rail 432, and the transmission driver 433 can drive the conveying belts to rotate so as to convey the printed circuit board 2 to each station. Preferably, the conveying body 43 further comprises a movable rail driver 434 and a movable rail transmission 435, the movable rail transmission 435 is respectively connected with the movable rail driver 434 and the movable rail 432, the movable rail driver 434 can drive the movable rail 432 to move in a direction close to or away from the fixed rail 431, and the distance between the fixed rail 431 and the movable rail 432 is adjustable, so that the online inspection equipment for the printed circuit boards can adapt to the printed circuit boards 2 with different Y-direction sizes. Specifically, in this embodiment, the transmission driver 433 may be a motor, the moving rail driver 434 may be a motor or a linear cylinder, and the moving rail transmission 435 may be a guide rail slider structure or a lead screw nut structure.
The transport device 4 further comprises a first blocking mechanism 41, the first blocking mechanism 41 being provided at the testing device 1, the first blocking mechanism 41 comprising a first blocking member 411, the first blocking member 411 being configured to control the printed circuit board 2 to stop moving when contacting the printed circuit board 2. Specifically, in the embodiment, the first blocking member 411 is an elastic member with a cylindrical structure, and the elastic first blocking member 411 has a buffering effect when blocking the printed circuit board 2, so as to prevent the printed circuit board 2 from being damaged by collision, and enable the printed circuit board 2 and the first blocking member 411 to have a certain amount of position buffering variation along the moving direction of the printed circuit board 2 from the contact to the stop, thereby facilitating the alignment and penetration of the positioning component 114 on the detection fixture 11 into the through hole on the printed circuit board 2.
When the first blocking member 411 blocks the printed circuit board 2, and the positioning assembly 114 on the detection fixture 11 penetrates into the through hole on the printed circuit board 2, the first blocking member 411 may be in a compressed state, and the printed circuit board 2 is lifted by the lifting assembly 14, and the first blocking member 411 is reset, at this time, the printed circuit board 2 and the first blocking member 411 generate position interference along the moving direction of the printed circuit board 2, and when the lifting assembly 14 drives the printed circuit board 2 to descend, the printed circuit board 2 collides with the first blocking member 411, to solve this problem, as shown in fig. 8, the first stopping mechanism 41 further includes a stopping mounting frame 414, an arc-shaped groove 4141 is provided on the stopping mounting frame 414, the first stopping driving member 413 is provided on the stopping mounting frame 414, the protruding arm 412 is connected with the output end of the first stopping driving member 413, a protrusion 4121 is provided on the protruding arm 412, and the protruding arm 412 is connected with the first blocking member 411, the projection 4121 of the projecting arm 412 can slide along the arc-shaped groove 4141. The first stopping driving member 413 drives the protruding arm 412 and the first blocking member 411 to move along the arc-shaped groove 4141, so that the first blocking member 411 can be lifted and moved along the Y direction in fig. 7, and the projections of the first blocking member 411 and the vertical surface of the printed circuit board 2 on the horizontal plane and the vertical surface perpendicular to the Y direction do not intersect with each other any more, that is, the positions of the first blocking member 411 and the vertical surface do not interfere with each other, thereby avoiding the printed circuit board 2 from interfering and colliding with the first blocking member 411 in the process of descending onto the conveying device 4 and damaging the printed circuit board 2. Specifically, the first gear stop driver 413 may be a linear cylinder in this embodiment.
The conveying device 4 further includes two second stopping mechanisms 42, the two second stopping mechanisms 42 are respectively disposed at the code scanning device 3 and the stamping device 5, as shown in fig. 9, the second stopping mechanism 42 includes a second detecting component 421, a second stopping component 422, and a second stopping driving component 423, the second detecting component 421 is configured to detect the position of the printed circuit board 2, the second stopping component 422 is configured to stop the printed circuit board 2 from moving along the conveying device 4, and an output end of the second stopping driving component 423 is connected to the second stopping component 422, and is configured to drive the second stopping component 422 to move up and down. After the second detecting assembly 421 detects that the printed circuit board 2 is in place, the second stopping driving member 423 drives the second stopping member 422 to move downward, the second stopping member 422 contacts the printed circuit board 2 and stops stopping the printed circuit board, after the code scanning is finished or the stamping is finished, the second stopping driving member 423 drives the second stopping member 422 to move upward to avoid, and the printed circuit board 2 moves to the next station along the conveying device 4. Specifically, in this embodiment, the second detecting member 421 may be a position sensor, and the second blocking driving member 423 may be a linear cylinder or a linear motor.
The specific working process of the printed circuit board on-line detection equipment is as follows:
step 1: the printed circuit board 2 moves along the belts on the fixed rail 431 and the movable rail 432 from the upstream station, the second detection assembly 421 at the code scanning device 3 detects that the printed circuit board 2 is in position, and the second stopping driving piece 423 drives the second stopping piece 422 to move downwards to contact with the printed circuit board 2 and stop the printed circuit board;
step 2: the code scanning gun 32 scans the two-dimensional code on the printed circuit board 2 to identify the type of the printed circuit board 2, the first detection assembly 12 identifies the type of the detection jig 11, the alarm assembly 13 judges whether the types of the detection jig 11 and the printed circuit board 2 are matched, if not, the alarm assembly 13 gives an alarm, if matched, the second blocking part 423 drives the second blocking part 422 to move upwards to avoid the printed circuit board 2, and the printed circuit board 2 continues to move along the belt;
and step 3: the printed circuit board 2 moves along the belt and contacts with the first blocking part 411, the printed circuit board 2 stops moving, the positioning assembly 114 on the detection jig 11 penetrates into the through hole on the printed circuit board 2, the first blocking and stopping driving part 413 drives the extending arm 412 and the first blocking part 411 to move along the arc-shaped groove 4141, and the first blocking part 411 is lifted and moves along the Y direction in fig. 7 to avoid the printed circuit board 2;
and 4, step 4: the jacking drive 145 drives the detection jig 11 to ascend along the vertical direction until the detection jig is contacted with the pressing plate assembly 15, the position of the carrier plate 112 is not changed, the needle plate 113 continues to ascend, the reset assembly 111 is compressed, and the probes on the needle plate 113 are contacted with the contacts on the printed circuit board 2 through the penetrating holes 1121 on the carrier plate 112 to start detection;
and 5: after the detection is finished, the jacking assembly 14 drives the detection jig 11 to descend, the reset assembly 111 drives the carrier plate 112 to reset, the probe on the needle plate 113 is positioned below the through hole 1121, the printed circuit board 2 falls back to the belt on the fixed rail 431 and the movable rail 432, the printed circuit board 2 continues to move along the belt away from the testing device 1, the first stopping driving piece 413 drives the extending arm 412 and the first stopping piece 411 to move along the arc-shaped groove 4141, and the first stopping piece 411 falls back to a position where the printed circuit board 2 can be stopped to wait for the next printed circuit board 2;
step 6: the printed circuit board 2 continues to move along the belt, the second detection assembly 421 at the stamping device 5 detects that the printed circuit board 2 is in place, and the second blocking driving piece 423 at the stamping device 5 drives the second blocking piece 422 to move downwards to be in contact with the printed circuit board 2 and block the printed circuit board;
and 7: the stamping group driving part 52 drives the stamping assembly 51 to move downwards to be in contact with the printed circuit board 2, marks are made on the printed circuit board 2 according to the detection result of the testing device 1, if the test result of the printed circuit board 2 is qualified, OK is stamped, and if the test result of the printed circuit board 2 is not qualified, stamping is not carried out;
and 8: after the stamping is finished, the second blocking part 422 is driven by the second blocking stopping driving part 423 to move upwards, the printed circuit board 2 is avoided, and the printed circuit board 2 continues to move to a downstream station along the belt.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. The utility model provides a printed circuit board on-line measuring equipment, includes testing arrangement (1), testing arrangement (1) is including being used for bearing printed circuit board (2) detection tool (11), its characterized in that still includes:
code scanning means (3) configured to identify the kind of the printed circuit board (2);
the first detection assembly (12) can detect the type of the detection jig (11); and
and the alarm component (13) is configured to judge whether the type of the detection jig (11) is matched with the type of the printed circuit board (2), and if the detection jig (11) is not matched with the printed circuit board (2), the alarm component (13) gives an alarm.
2. The printed circuit board in-line inspection apparatus of claim 1, wherein the testing device (1) further comprises:
the jacking assembly (14) is configured to drive the detection jig (11) to lift in the vertical direction;
and the pressing plate component (15) is positioned above the detection jig (11), and the jacking component (14) is matched with the pressing plate component (15) to press the printed circuit board (2) on the detection jig (11).
3. The on-line printed circuit board detection equipment of claim 2, wherein the jacking assembly (14) comprises a jacking assembly body (141), clamps (142) are arranged on the jacking assembly body (141), the clamps (142) are arranged on two sides of the detection jig (11) in the width direction, and the middle distance of the clamps (142) is adjustable.
4. The online printed circuit board inspection apparatus according to claim 3, wherein a guide assembly (143) is further disposed between the jacking assembly body (141) and the clamp (142), the guide assembly (143) extends along the width direction of the inspection jig (11), and the clamp (142) is movable along the guide assembly (143) relative to the jacking assembly body (141).
5. The on-line printed circuit board inspection apparatus of claim 1, wherein the inspection jig (11) comprises:
a carrier plate (112) configured to load the printed circuit board (2), wherein a plurality of through holes are arranged on the carrier plate (112), and the positions of the through holes correspond to the positions of the contacts on the printed circuit board (2);
the needle plate (113) is arranged below the carrier plate (112), a probe for detecting data of the printed circuit board (2) is arranged on the needle plate (113), and the position of the probe corresponds to the position of the through hole on the carrier plate (112); and
and the resetting component (111) is arranged between the carrier plate (112) and the needle plate (113), and the resetting component (111) resets the carrier plate (112) so that the probe is positioned below the penetrating hole.
6. The apparatus of claim 5, wherein the pin plate (113) comprises a mother pin plate (1131) and a child pin plate (1132), the mother pin plate (1131) is provided with a mounting slot, and the child pin plate (1132) is detachably mounted in the mounting slot of the mother pin plate (1131).
7. The printed circuit board on-line inspection apparatus according to claim 1, further comprising a conveying device (4) for conveying the printed circuit board (2) to each station, the conveying device (4) comprising a first stop mechanism (41), the first stop mechanism (41) being provided at the testing device (1), the first stop mechanism (41) comprising a first blocking member (411), the first blocking member (411) being configured to control the printed circuit board (2) to stop moving when contacting the printed circuit board (2).
8. The printed circuit board on-line inspection apparatus of claim 7, wherein the first blocking mechanism (41) further comprises:
the stop mounting frame (414) is provided with an arc-shaped groove (4141);
a first gear stop drive (413) disposed on the gear stop mounting frame (414);
the extending arm (412) is connected with the output end of the first stopping driving piece (413), a protrusion (4121) is arranged on the extending arm (412), and the extending arm (412) is connected with the first blocking piece (411);
the projection (4121) on the projecting arm (412) is slidable along the arcuate slot (4141).
9. The printed circuit board on-line inspection apparatus of claim 8, further comprising a stamping device (5), wherein the stamping device (5) is located at a downstream station of the testing device (1), and the stamping device (5) comprises:
a stamping assembly (51), the stamping assembly (51) being used for marking the printed circuit board (2); and
and the stamping driving part (52) can drive the stamping assembly (51) to do lifting motion along the vertical direction.
10. The apparatus for the on-line inspection of printed circuit boards according to claim 9, wherein a code scanning device (3) is provided at a station upstream of the testing device (1), the conveying device (4) further comprises a second stopping mechanism (42), the second stopping mechanism (42) being provided at the code scanning device (3) and the stamping device (5), the second stopping mechanism (42) comprising:
a second detection assembly (421) for detecting the position of the printed circuit board (2);
a second blocking element (422) for blocking the movement of the printed circuit board (2) along the transport device (4); and
and the output end of the second blocking stopping driving piece (423) is connected with the second blocking piece (422) and is used for driving the second blocking piece (422) to move up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921022506.7U CN210401582U (en) | 2019-07-03 | 2019-07-03 | Printed circuit board on-line measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921022506.7U CN210401582U (en) | 2019-07-03 | 2019-07-03 | Printed circuit board on-line measuring equipment |
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| Publication Number | Publication Date |
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| CN210401582U true CN210401582U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921022506.7U Active CN210401582U (en) | 2019-07-03 | 2019-07-03 | Printed circuit board on-line measuring equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110221193A (en) * | 2019-07-03 | 2019-09-10 | 苏州欧菲特电子股份有限公司 | A kind of printed circuit board online detection instrument |
| CN111736064A (en) * | 2020-08-17 | 2020-10-02 | 南京熊猫电子制造有限公司 | Multi-type signal online test method and system for PCB |
| CN112255531A (en) * | 2020-12-23 | 2021-01-22 | 上海伟测半导体科技股份有限公司 | Test machine matching system and matching method thereof |
| CN113219940A (en) * | 2021-04-08 | 2021-08-06 | 新风光电子科技股份有限公司 | FCT test system with one computer controlling multiple test stations and control method |
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2019
- 2019-07-03 CN CN201921022506.7U patent/CN210401582U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110221193A (en) * | 2019-07-03 | 2019-09-10 | 苏州欧菲特电子股份有限公司 | A kind of printed circuit board online detection instrument |
| CN111736064A (en) * | 2020-08-17 | 2020-10-02 | 南京熊猫电子制造有限公司 | Multi-type signal online test method and system for PCB |
| CN111736064B (en) * | 2020-08-17 | 2020-11-17 | 南京熊猫电子制造有限公司 | Multi-type signal online test method and system for PCB |
| CN112255531A (en) * | 2020-12-23 | 2021-01-22 | 上海伟测半导体科技股份有限公司 | Test machine matching system and matching method thereof |
| CN113219940A (en) * | 2021-04-08 | 2021-08-06 | 新风光电子科技股份有限公司 | FCT test system with one computer controlling multiple test stations and control method |
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