CN113311318A

CN113311318A - AP router PCB board test machine

Info

Publication number: CN113311318A
Application number: CN202110746939.2A
Authority: CN
Inventors: 王鹤立; 刘汉奎; 吴双军
Original assignee: Shenzhen Hongyitong Instrument Measures Co ltd
Current assignee: Shenzhen Hongyitong Instrument Measures Co ltd
Priority date: 2021-03-31
Filing date: 2021-07-01
Publication date: 2021-08-27
Anticipated expiration: 2041-07-01
Also published as: CN113311318B

Abstract

The invention discloses an AP router PCB board testing machine, which comprises: a catching device installed on a bracket; a multiple chain matched with the catching device; the double speed chain is provided with two upper and lower chains, which are used for transferring objects and supplying power to the objects ; and the tooling flowing on the double-speed chain, the tooling is placed with a carrier, the carrier is used to mount the PCB and supply power to the PCB, and the grabbing device is used to clamp and transfer the carrier with the PCB, while supplying power to the carrier; The front and rear return board elevators are used to adjust the position of the tooling, so that the tooling can circulate on the double-speed chain; the shielding box is used to test the PCB, and the grabbing device will be transferred from the carrier clamped on the double-speed chain to the double-speed chain. Carry out the test in the shielding box, and at the same time bring the tested carrier back to the double-speed chain; the double-speed chain is provided with a station for loading and unloading the carrier, which can be loaded and unloaded mechanically or manually; realizes the maintenance of the PCB to be tested. Continuous power supply during transport and transfer, while enabling convenient and fast testing and transfer.

Description

AP router PCB board test machine

Technical Field

The invention relates to the field of PCB board testing machine equipment, in particular to an AP router PCB board testing machine.

Background

The existing PCB is generally required to be charged in the production test process and then put into a shielding box for testing.

The existing testing method is to place the PCB on the assembly line on a charging table, charge the PCB, and then load the PCB into a shielding box for testing. The test mode wastes more time on charging and transferring the PCB, is generally manual clamping and transferring, and has low efficiency and high cost. And the PCB needs to maintain the charged state during the transfer.

And charging, storage transfer, test process that the substep was carried out, its equipment that uses is more and too dispersed, leads to whole area that occupies great, also goes wrong easily and leads to the PCB to fall the power supply for the test needs restart.

Accordingly, there is a need for an AP router PCB board tester that addresses one or more of the above problems.

Disclosure of Invention

In order to solve one or more problems in the prior art, the invention provides an AP router PCB board testing machine. The technical scheme adopted by the invention for solving the problems is as follows: an AP router PCB board test machine, comprising: the PCB sample capturing device comprises a bracket, wherein a capturing device is arranged on the bracket, the capturing device is provided with a capturing claw, the capturing claw is used for clamping the PCB sample and charging the PCB sample, and the capturing device is used for transferring the PCB sample;

the speed-multiplying chain is provided with an upper speed-multiplying chain and a lower speed-multiplying chain, a collecting rail is arranged on the upper speed-multiplying chain, and the speed-multiplying chain is installed on the bracket;

the tool is placed on the speed multiplying chain and is driven by the speed multiplying chain to transfer and supply power;

the carrier is used for fixing and charging the PCB, and is arranged on the tool and electrically connected with the tool;

the device comprises a device blocking device, a device fixing device and a device fixing device, wherein the device blocking device is arranged on the speed multiplying chain, the device blocking device is arranged on the upper speed multiplying chain and used for blocking the tool and fixing the tool in place;

the front return plate lifting machine is arranged at the front end of the speed multiplying chain and used for lifting the position height of the tool flowing out of the lower speed multiplying chain and transferring the tool to the upper speed multiplying chain after the position height is lifted;

the rear return plate lifting machine is arranged at the rear end of the speed multiplying chain, lowers the height of the tooling flowing out of the upper speed multiplying chain to the height of the position, and transfers the tooling to the lower speed multiplying chain after the height of the position is lowered;

the shielding box is arranged on the periphery of the support or on the support, and the shielding box is used for detecting whether the PCB is qualified or not.

Further, the catch claw is provided with a front claw and a rear claw, and the front claw and the rear claw are used for clamping the PCB and charging the PCB.

Further, the carrier is provided with a catch lug, and the catch lug is used for matching with the catch claw to clamp.

Furthermore, a plurality of output electrodes are arranged on the collector rail, and the output electrodes are electrically connected with the first electrode plate and the second electrode plate.

Furthermore, the upper surface of the output electrode is arc-shaped, and the upper surface of the output electrode is in sliding fit with the first electrode plate and the second electrode plate.

Further, at least one piece stopper is arranged on the lower speed multiplying chain.

Further, be provided with the mount pad on hindering a ware, the mount pad is fixed on the speed chain doubly, rotate on the mount pad and install and hinder the piece, hinder with be provided with the torsional spring between the mount pad, the torsional spring be used for with hinder a reset, hinder and be provided with the driving piece on the ware, be provided with the ejector pin on the driving piece, the driving piece drive the ejector pin removes, the ejector pin drive hinder a rotation, hinder a being used for blocking the frock.

Furthermore, the lower end of the blocking piece is provided with a clamping groove matched with the top end of the ejector rod.

Further, the upper end of the blocking piece is provided with a rotating wheel, and the rotating wheel is matched with the bottom surface of the tool.

Furthermore, the capture device is a mechanical arm, a PCB charging end is arranged on the carrier, and at least 5 piece stoppers are arranged on the upper speed doubling chain.

The beneficial effects obtained by the invention are as follows: according to the invention, the bracket, the speed doubling chain, the tool, the carrier, the piece stopper, the shielding box and other components and devices are connected together through a smart structure, and meanwhile, the structure arranged on the components is matched, so that the PCB on the speed doubling chain can be transferred and charged, the PCB can be kept charged when the capturing device is used for transferring, the PCB is always electrified in the whole flowing process, the electrified PCB can be conveniently transferred into the shielding box for testing, the capturing device is used for placing the PCB to be tested on the shielding box and clamping the tested PCB on the shielding box in one action, and then the tested PCB is placed back to the speed doubling chain when the capturing device returns to clamp, the tool can conveniently circulate and flow in the whole flow, the phenomenon that the flow needs to be carried out again due to the power failure of the PCB is avoided in the whole flow, and the detection efficiency of the PCB is improved, Transfer efficiency to transfer the degree of accuracy, reliability height, can effectively promote PCB production efficiency and reduce the space that whole equipment occupy, reduce cost simultaneously. The practical value of the invention is greatly improved.

Drawings

FIG. 1 is a perspective view of an AP router PCB board testing machine of the present invention;

FIG. 2 is a bottom view of an AP router PCB tester of the present invention;

FIG. 3 is a schematic diagram of a double speed chain of the AP router PCB tester of the present invention;

FIG. 4 is a side view of a speed multiplier chain of an AP router PCB tester of the present invention;

FIG. 5 is a schematic diagram of a capture device of an AP router PCB tester according to the present invention;

FIG. 6 is a schematic diagram of a resistor of the AP router PCB tester according to the present invention;

FIG. 7 is a cross-sectional view of a blocker of an AP router PCB tester of the present invention;

FIG. 8 is a partial exploded view of a tooling and carrier for an AP router PCB tester according to the present invention;

fig. 9 is a schematic diagram of a tool and a carrier of an AP router PCB tester according to the present invention.

[ reference numerals ]

101. double speed chain

102. collector rail

103. output electrode

110. upper double speed chain

120. lower double speed chain

130. resist device

131. mounting seat

132. resist member

133. card slot

134. turning wheel

135. torsional spring

136 drive element

137. push rod

140. carrier

141. catch ear

142 PCB charging terminal

143···PCB

144. tool

145. first electrode sheet

146. second electrode sheet

201 support

301. capture device

310. claw

320. front claw

330. rear claw

401 front return plate elevator

410. back plate elevator

501. shielding box.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

As shown in fig. 1 to 9, the present invention discloses an AP router PCB board testing machine, which includes: the PCB sample capturing device comprises a bracket 201, wherein a capturing device 301 is installed on the bracket 201, the capturing device 301 is provided with a capturing claw 310, the capturing claw 310 is used for clamping and charging the PCB sample, and the capturing device 301 is used for transferring the PCB sample;

a double-speed chain 101, wherein the double-speed chain 101 is provided with an upper double-speed chain 110 and a lower double-speed chain 120, the upper double-speed chain 110 is provided with a trolley rail 102, the double-speed chain 101 can be installed on the bracket 201, the upper double-speed chain 110 is used for conveying forward, and the lower double-speed chain 120 is used for backflow; the speed-multiplying chain 101 is generally self-contained, and at this time, the holder 201 is generally used for fixedly mounting the capture device 301, and the speed-multiplying chain 101 needs to be matched with the holder 201 and then matched with the capture device 301, so that the capture device 301 can be conveniently clamped on the speed-multiplying chain 101;

the tooling 144 is provided with a first electrode plate 145 and a second electrode plate 146 at the bottom of the tooling 144, the first electrode plate 145 and the second electrode plate 146 are matched with the collector rail 102 and are electrically connected with the collector rail 102, and the tooling 144 is placed on the speed doubling chain 101 and is driven by the speed doubling chain 101 to transfer and supply power;

the carrier 140 is used for fixing and charging the PCB, and the carrier 140 is mounted on the tool 144 and electrically connected with the tool 144;

the block device 130 is installed on the speed multiplying chain 101, the block device 130 is arranged on the upper speed multiplying chain 110, and the block device 130 is used for blocking the tool 144 and fixing the tool 144 in place;

the front returning plate lifter 401 is arranged at the front end of the speed multiplying chain 101, and the front returning plate lifter 401 is used for lifting the tooling 144 flowing out of the lower speed multiplying chain 120 to a position height and transferring the tooling 144 to the upper speed multiplying chain 110 after the tooling 144 is lifted to the position height;

a rear plate returning lifter 410, wherein the rear plate returning lifter 410 is arranged at the rear end of the speed multiplying chain 101, and the rear plate returning lifter 410 lowers the height of the tooling 144 flowing out of the upper speed multiplying chain 110, and transfers the tooling 144 to the lower speed multiplying chain 120 after lowering the height of the tooling;

a plurality of shielding boxes 501, wherein the shielding boxes 501 are arranged around the bracket 201 or are installed on the bracket 201, the shielding boxes 501 are used for detecting whether the PCB is qualified, and the shielding boxes 501 are generally arranged around the bracket 201 or the capture device 301.

In general, the forward returning plate elevator 401 is a starting point of the carrier 140 and the tool 144, and the backward returning plate elevator 410 is a returning point, and can be turned as needed.

It should be noted that the capture device 301 is generally a robot arm, the capture claw 310 is disposed on the robot arm for holding, the capture claw 310 holds the PCB by holding the carrier 140 for holding, charging and transferring the PCB, the capture claw 310 first powers on the carrier 140, then holds the carrier 140, when the carrier 140 is placed in the shielding box 501, the shielding box 501 powers on the carrier 140, then disconnects the electrical connection between the capture claw 310 and the carrier 140, and then the capture claw 310 returns. The capture claw 310 generally holds the carrier 140 with the tested PCB inside the shielding box 501, and then places the carrier 140 with the tested PCB inside the shielding box 501. The shielding box 501, the capturing device 301, and the front and rear return plate lifters are conventional technologies, and are not described herein in detail. As shown in FIG. 2, the shielding boxes 501 are arranged around the rack 201, 8 shielding boxes are arranged, the shielding boxes 501 are displayed in an approximately circular shape, and generally, the capture device 301 is arranged at the center of the circle or the approximately circular shape formed by each shielding box 501, so that the distance from the capture device 301 to each shielding box 501 is approximately the same.

It should be noted that, the front and rear return plate hoists transfer the tooling 144 from the upper speed-doubling chain 110 to the lower speed-doubling chain 120, and then transfer the tooling from the lower speed-doubling chain 120 to the upper speed-doubling chain 110 after transferring through the lower speed-doubling chain 120, so as to realize the circular flow on the speed-doubling chain 101.

Specifically, as shown in fig. 5, the catch pawl 310 is provided with a front pawl 320 and a rear pawl 330, and the front pawl 320 and the rear pawl 330 are used to grip a PCB and charge the PCB. When in use, the medicine is as follows: the front claw 320 clamps the carrier 140 with the PCB to be tested on the upper speed doubling chain 110 and powers on the carrier 140, the carrier 140 charges the PCB to be tested, the rear claw 330 clamps the carrier 140 with the PCB to be tested in the shielding box 501, then the capturing device 301 rotates and adjusts, the carrier 140 with the PCB to be tested is placed in the shielding box 501 by the front claw 320, after the shielding box 501 powers on the carrier 140, the front claw 320 and the carrier 140 are powered off and are released to place the carrier 140, the carrier 140 with the PCB to be tested is placed on the upper speed doubling chain 110 by the rear claw 330, the processes are circulated, and the detection circulation of the PCB is realized. The front claw 320 and the rear claw 330 are symmetrically arranged, and the structures are generally the same, so that the same functions are realized, and the front claw and the rear claw can be replaced mutually.

Specifically, as shown in fig. 8, the carrier 140 is provided with a tab 141, the tab 141 is used for clamping with the tab 310, and the tab 141 may also serve as a power supply electrode. The number of the catch ears 141 is generally 4, and two catch ears are respectively disposed on two sides of the carrier 140. The front and

rear claws

320 and 330 provided in the catch claw 310 are provided with structures to be engaged with the catch lugs 141. The carrier 140 is generally provided with a PCB charging terminal 142 for facilitating charging of the PCB.

Specifically, as shown in fig. 3, a plurality of output electrodes 103 are disposed on the collector rail 102, and the output electrodes 103 are electrically connected to the first electrode tab 145 and the second electrode tab 146. The output electrodes 103 are generally a group of two, left and right, and are arranged on the collector rail 102 in a linear array. Generally, the upper surface of the output electrode 103 is arc-shaped, and the upper surface of the output electrode 103 is in sliding fit with the first electrode plate 145 and the second electrode plate 146. The collector rail 102 is electrified to the tool 144, the carrier 140 passes through the tool 144, and finally the carrier 140 charges the PCB. When the tooling 144 flows on the upper speed multiplying chain 110, the carrier 140 can be powered on all the time, and the tooling 144, the carrier 140 and the PCB in the carrier 140 are conveniently transferred, so that the PCB is charged all the time and cannot be powered off, and the subsequent test work is conveniently completed.

It should be noted that at least one of the block devices 130 is disposed on the lower speed-doubling chain 120, and under the action, when the tool 144 flows back on the lower speed-doubling chain 120, a blocking phenomenon occurs at the position of the front return plate elevator 401, the block device 130 on the lower speed-doubling chain 120 blocks the tool 144 flowing back, and after the front return plate elevator 401 completes the lifting operation of the previous tool 144, the block device 130 is released to transfer the current tool 144 to the front return plate elevator 401. The lower speed multiplication chain 120 is generally provided with one of the blocker 130 near the forward plate elevator 401.

Specifically, as shown in fig. 6 and 7, an installation seat 131 is arranged on the blocking device 130, the installation seat 131 is fixed on the double-speed chain 101, a blocking member 132 is rotatably installed on the installation seat 131, a torsion spring 135 is arranged between the blocking member 132 and the installation seat 131, the torsion spring 135 is used for resetting the blocking member 132, a driving member 136 is arranged on the blocking device 130, the driving member 136 is generally an air cylinder or a linear motor, a push rod 137 is arranged on the driving member 136, the driving member 136 drives the push rod 137 to move, the push rod 137 drives the blocking member 132 to rotate, and the blocking member 132 is used for blocking the tool 144. When the tooling 144 needs to move, the driving element 136 drives the ejector rod 137 to move, the ejector rod 137 pushes against the stopping element 132, so that the stopping element 132 rotates and compresses the torsion spring 135, the stopping element 132 does not block the tooling 144 after rotating, and the tooling 144 normally moves on the double-speed chain 101; when the tool 144 needs to be stopped again, the driving element 136 retracts the push rod 137, and the stopping element 132 resets and stops under the action of the torsion spring 135. Generally, the lower end of the blocking member 132 is provided with a locking groove 133 which is matched with the top end of the push rod 137; the upper end of the stopping piece 132 is provided with a rotating wheel 134, and the rotating wheel 134 is matched with the bottom surface of the tool 144, so that the tool 144 can move above the stopping piece 132 conveniently.

Specifically, as shown in fig. 3, generally, at least 5 of the blocking devices 130 are disposed on the upper speed chain 110. From top to bottom, the first piece blocker 130 blocks the tooling 144 flowing out of the forward and backward plate lifter 401, and at this time, the carrier 140 with the PCB to be tested is placed and mounted on the tooling 144 blocked by the first piece blocker 130 through manual or mechanical clamping; the second piece blocker 130 blocks the flowing tooling 144 to wait for the completion of the process of the capture device 301, so as to be able to perform clamping; the third catcher 130 stops the flowing tool 144, then the catcher 301 grips the carrier 140 on the tool 144, the catcher 301 takes the gripped carrier 140 and moves it to the shielding box 501, then the carrier 140 with the tested PCB is gripped from the shielding box 501, then the carrier 140 with the tested PCB is placed, and then the catcher 301 returns with the carrier 140 with the tested PCB; the third catcher 130 is released after the catcher 301 grips the carrier 140, and the tooling 144 flows; the fourth blocker 130 blocking the tooling 144 that flows separately, waiting for the capture device 301 to bring back the carrier 140 with the tested PCB, placing the carrier 140 on the tooling 144, and then releasing the fourth blocker 130, so that the tooling 144 flows; the fifth piece blocker 130 is used for blocking the tool 144 flowing out from the front, then manual or mechanical unloading is carried out, the carrier 140 with the tested PCB is taken out, and the fifth piece blocker 130 is released after the carrier 140 is taken out; after waiting, the tooling 144 flows into the rear return plate elevator 410, and is transferred to the lower speed multiplication chain 120 through the action of the rear return plate elevator 410, the tooling 144 is transferred to the front return plate elevator 401 by the lower speed multiplication chain 120, and after waiting or directly enters the front return plate elevator 401, the tooling 144 is returned to the upper speed multiplication chain 110 by the front return plate elevator 401, and a cycle of a testing process is completed.

It should be noted that, in the above process, the PCB to be tested is charged all the time through the capture device 301, the shielding box 501, and the carrier 140, so as to avoid a process from being performed again due to a power failure. The carrier 140 is powered by the tool 144 in cooperation with the double-speed chain 101. After the PCB is tested by the shielding box 501, the carrier 140 or the PCB already has OK or NG identification or identification information, so that the NG or OK carrier 140 with the tested PCB can be conveniently removed and classified at the fifth resistor 130 mechanically or manually.

In summary, the bracket 201, the speed-doubling chain 101, the tool 144, the carrier 140, the stopper 130, the shielding box 501, and other components and devices are connected together through smart structures, and meanwhile, the structure arranged on the components is matched, so that the PCB on the speed-doubling chain is transferred and charged, and the PCB can be kept charged when the capture device is used for transferring, so that the PCB is always electrified in the whole flowing process, the electrified PCB can be conveniently transferred into the shielding box for testing, the capture device carries out placement of the PCB to be tested on the shielding box and clamping of the tested PCB on the shielding box in one action, and then the tested PCB is placed back on the speed-doubling chain when the clamping is returned, the tool can conveniently circularly flow in the whole flow, and the problem that the flow needs to be carried out again due to the power failure of the PCB in the whole flow is avoided, the PCB transfer device has the advantages that the PCB detection efficiency and the PCB transfer efficiency are improved, the transfer accuracy and the transfer reliability are high, the PCB production efficiency can be effectively improved, the space occupied by the whole device is reduced, and meanwhile, the cost is reduced. The practical value of the invention is greatly improved.

The above-described examples merely represent one or more embodiments of the present invention, which are described in greater detail and detail, but are not to be construed as limiting the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the spirit of the invention, which falls within the scope of the invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a AP router PCB board test machine which characterized in that includes: the PCB sample capturing device comprises a bracket, wherein a capturing device is arranged on the bracket, the capturing device is provided with a capturing claw, the capturing claw is used for clamping the PCB sample and charging the PCB sample, and the capturing device is used for transferring the PCB sample;

the speed-multiplying chain is provided with an upper speed-multiplying chain and a lower speed-multiplying chain, a collecting rail is arranged on the upper speed-multiplying chain, and the speed-multiplying chain is matched with the capturing device;

2. The AP router PCB testing machine of claim 1, wherein the capturing claw is provided with a front claw and a rear claw, and the front claw and the rear claw are used for clamping and charging the PCB.

3. The AP router PCB testing machine of claim 1, wherein the carrier is provided with a catch lug for engaging with the catch claw for clamping.

4. The AP router PCB testing machine of claim 1, wherein a plurality of output electrodes are arranged on the collector rail, and the output electrodes are electrically connected with the first electrode plate and the second electrode plate.

5. The AP router PCB testing machine of claim 4, wherein the upper surface of the output electrode is arc-shaped and is in sliding fit with the first electrode sheet and the second electrode sheet.

6. The AP router PCB testing machine of claim 1, wherein at least one of the blocker is disposed on the lower multiple speed chain.

7. The AP router PCB testing machine of claim 1, wherein a mounting seat is arranged on the stopper, the mounting seat is fixed on the speed multiplying chain, a stopper is rotatably arranged on the mounting seat, a torsion spring is arranged between the stopper and the mounting seat and used for resetting the stopper, a driving piece is arranged on the stopper and provided with a push rod, the driving piece drives the push rod to move, the push rod drives the stopper to rotate, and the stopper is used for stopping the tool.

8. The AP router PCB testing machine of claim 7, wherein a slot matched with the top end of the ejector rod is arranged at the lower end part of the blocking piece.

9. The AP router PCB testing machine of claim 7, wherein a runner is arranged at an upper end of the block, and the runner is matched with a bottom surface of the tool.

10. The AP router PCB testing machine of claim 1, wherein the capturing device is a robot arm, the carrier is provided with a PCB charging end, and the upper speed chain is provided with at least 5 of the blocker.