TWI607940B - Electroplating equipment automatic plate feeder - Google Patents

Description

Electroplating equipment automatic lower plate machine

The invention relates to an automatic lower plate machine for electroplating equipment.

Today, electronic products are constantly being updated. Mobile phones, computers, TVs, household appliances and other electrical equipment have entered our lives. PCB boards are indispensable products in the electronics industry. They are widely used and gradually increased in usage. improve. The labor cost has gradually increased. Need to achieve high capacity, to increase speed, improve yield, reduce costs, optimize products, only to replace the machine.

After the copper plate is discharged from the copper-plated area, it must be subjected to various post-treatment equipment such as pickling, water washing, anti-oxidation, micro-etching, drying, drying, etc., before manually taking the board manually, if the thickness of the production board is 0.036mm When the ultra-thin plate of ~0.1mm is used, the plate is scratched and deformed, and the quality is not required. If the copper plate after the completion of copper plating can be automatically transported into the post-processing equipment without human intervention, this will not only greatly improve the efficiency and quality of the company's production, but also enhance the company's competitiveness in the market.

As shown in the thirteenth to fifteenth figures, a schematic diagram of the lower plate of the electroplated copper device for the conventional equipment in the industry: the PCB 1B is clamped by the plating jig 6B, and the push rod 7B pushes the target 2B along the track 3B. As shown in the direction of the arrow, when the specified position is reached, the staff presses the pedal switch 8B, and the pedal switch 8B is connected to the cylinder control system. At this time, the cylinder 4B is extended, and the push-opening clamp mechanism 5B is rotated along the shaft 9B, and is turned forward. The plating jig 6B is pressed against the pushing pressure of the cylinder, and finally the plating jig 6B is opened, and the PCB board 1B is manually removed by the worker to be transferred to the post-processing apparatus. Finally, the staff member presses the pedal switch 8B again to let the cylinder 4B retract and simultaneously drive the plating fixture 6B back to the origin.

The traditional lower plate of electroplating equipment in the industry is done manually, which has several disadvantages:

1. The increase in the company's labor costs.

2. The lower board is not efficient.

3. This work is a simple and repeated mechanical action. It is easy for people to make mistakes, causing serious deformation and contamination of the board surface when the lower plate is used, and the quality effect is not good.

The technical problem to be solved by the present invention is to provide an automatic lowering machine for electroplating equipment, which can automatically remove the PCB board staying at the lower board position from the fixture of the electroplating equipment and send it to the conveying surface position of the electroplating post-processing equipment. At the office.

To solve the above technical problems, the technical solutions adopted by the present invention are as follows:

An electroplating apparatus automatic lower plate machine capable of transporting a completed PCB board to a lower board position one by one and stopping, waiting for the PCB board to be taken away and sent to an electroplating post-processing apparatus for the next step Wherein the electroplating apparatus is carried on the upper edge of the PCB board by a jig for transporting the PCB board, and the PCB board staying at the lower board position is located in a vertical plane, and the electroplating post-processing equipment is opposite The transmission surface of the PCB board in the next step is located in a horizontal plane, and the electroplating apparatus automatic lower board machine is provided with a frame and a linear driving device, a transfer device and a suction cup device mounted on the frame. And an inductive control device and a lower plate sensing control device; the linear driving device is capable of driving the transfer device to a straight line between a reclaiming position near the lower plate position and a discharging position near the upper plate position Moving; the chuck device is provided with a rotating electric machine, a first cylinder, a second cylinder, a suction cup and a suction cup driving mechanism, and the rotating electric machine is fixed to the bottom of the transfer device by a connecting rod, a first cylinder is fixed on a rotating shaft of the rotating electrical machine, the second cylinder is fixed on a first piston rod of the first cylinder, and a back surface of the suction cup is fixed to a second piston rod of the second cylinder And the front surface of the suction cup is parallel to the axial direction of the rotating shaft of the rotating electrical machine, perpendicular to the expansion and contraction direction of the first piston rod of the first cylinder, and the expansion and contraction direction of the second piston rod of the second cylinder Parallel, and the rotating shaft of the rotating electrical machine is axially perpendicular to the extending direction of the second piston rod of the second cylinder, wherein the first cylinder is driven to rotate by the rotating electric machine to extend direction of the first piston rod thereof A vertically downward position is defined as the vertical position, and the first cylinder is driven by the rotary electric machine to be rotated to a position in which the first piston rod is extended perpendicularly toward the PCB board surface that stays at the lower plate position. The horizontal position; the lower panel sensing control device is capable of sensing whether or not a PCB board stays in the lower panel position and is capable of opening a jig held on the PCB board staying at the lower panel position.

The sensing control device is provided with a controller, a transfer position sensing module for sensing the position of the transfer device, and a rotation angle sensing module for sensing the rotation angle of the first cylinder, the controller Receiving a sensing signal output by the transfer position sensing module, the rotational angle sensing module, and the lower plate sensing control device, and the controller moves the transfer device to the reclaiming position and Rotating the first cylinder to the horizontal position as an initial state of the automatic lowering machine of the plating apparatus, when the lower board sensing control device senses that a PCB board stays at the lower board position each time, The electroplating apparatus automatic lower plate machine is in the initial state, and the controller sequentially controls the electroplating apparatus to automatically remove the PCB board staying at the lower board position from the fixture of the electroplating apparatus according to the following steps. It is sent to the transfer plate position of the electroplating post-processing equipment.

Step 1: first controlling the first piston rod of the first cylinder to extend, so that the front surface of the suction cup is in close contact with the PCB board staying at the position of the lower board, and then controlling the suction cup driving mechanism to drive the suction cup to suck Stay on the PCB board that is attached to the front.

Step 2: first controlling the lower panel sensing control device to open the clamp clamped on the PCB board, and then controlling the second piston rod of the second cylinder to extend, so that the PCB board is separated from the clamp Clamping range.

Step three, first controlling the transfer device to move to the discharge position and simultaneously controlling the first piston rod retraction of the first cylinder, and then controlling the rotary motor to drive the first cylinder to rotate to the The vertical position is then again controlled to extend the first piston rod of the first cylinder such that the PCB board held by the suction cup is seated at the transfer plate position of the electroplating post-processing apparatus.

Step 4: first control the suction cup driving mechanism to drive the suction cup to release the PCB board, and then control the plating apparatus to automatically return the lower board machine to the initial state.

As a structural improvement of the suction cup of the present invention, the suction cup is composed of a suction cup front cover and a suction cup rear cover, and a front surface of the suction cup front cover is provided with a plurality of bosses, and the end faces of the respective bosses are coplanar and collectively a front surface of each of the suction cups, wherein each of the bosses is provided with a plurality of front cover air holes extending through an end surface of the boss and a back surface of the suction cup rear cover; the front surface of the suction cup rear cover is provided with a cavity and a back surface Providing at least one vent pipe joint communicating with the cavity, an inner diameter of the vent pipe joint being larger than an aperture of the front cover air hole, a back surface of the suction cup rear cover serving as a back surface of the suction cup; the suction cup front cover It is combined with the suction cup back cover and sealed so that the cavity of the suction cup back cover becomes a sealed cavity.

The suction cup driving mechanism extracts air in the sealing cavity of the suction cup through the vent pipe joint, and drives the suction cup to suck the PCB board which is closely attached to the front surface thereof; the suction cup driving mechanism passes through the vent pipe joint The input air is introduced into the sealed cavity of the suction cup, and the suction cup is driven to release the PCB board which is closely attached to the front surface thereof.

In order to improve the reliability of sucking PCB boards of different lengths, as an improved embodiment of the suction cup of the present invention, the respective bosses are evenly distributed in the left-right direction of the front cover of the suction cup, and the respective bosses are in front of the suction cups. The upper distribution density of the cover is greater than the distribution density at the lower portion of the front cover of the suction cup.

In order to detect whether the PCB board is reliably sucked by the suction cup, as a modification of the present invention, the front surface of the suction cup rear cover is provided with a bump located in the concave cavity, and the convex block is provided through the suction cup a back cover through hole of the back surface of the cover and the end surface of the bump, the front cover of the suction cup is provided with a front cover through hole, and the end surface of the convex portion is tight when the front cover of the suction cup and the rear cover of the suction cup are closed together Attached to the back surface of the suction cup front cover and the rear cover through hole communicates with the front cover through hole; the back surface of the suction cup rear cover is mounted with a PCB board facing the back cover through hole and the front cover through hole a switch, the controller is electrically connected to the PCB board proximity switch, and the controller detects, by the PCB board proximity switch, whether the PCB board is sucked by the suction cup during the steps 1 to 3, and When the detection result is no, an alarm signal is issued.

In order to optimize the suction effect of the suction cup on the PCB board and ensure that the PCB board can be reliably released, as an improved embodiment of the suction cup of the present invention, the boss is a disc-shaped boss, and the boss The protrusion height is between 1 mm and 5 mm, and the aperture of the front cover air hole is between 1 mm and 3.5 mm.

As a preferred embodiment of the suction cup driving mechanism of the present invention, the suction cup driving mechanism is composed of a fan and a three-way electromagnetic reversing valve; the first inlet of the three-way electromagnetic reversing valve is connected to the air inlet of the fan, a second inlet is connected to the air outlet of the fan, and an outlet is connected to the suction pipe joint of the suction cup. The control end of the three-way electromagnetic reversing valve is electrically connected to the controller, and the controller controls the tee The first inlet of the electromagnetic reversing valve is in communication with the outlet, such that the fan draws air from the suction chamber of the suction cup through the three-way electromagnetic reversing valve and the vent pipe joint of the suction cup to drive the suction cup to suck a PCB board that is in close contact with the front side thereof; the controller communicates with the second inlet and the outlet of the three-way electromagnetic reversing valve, so that the fan passes through the three-way electromagnetic reversing valve and the suction cup The air pipe joint inputs air into the sealed cavity of the suction cup to drive the suction cup to release the PCB board that is in close contact with the front surface thereof.

As a preferred embodiment of the linear driving device of the present invention, the linear driving device comprises a traction motor, two linear rails, two pull rods, two synchronous wheels, a belt, a bearing and a rotating shaft. The two linear rails are disposed in parallel with each other and are fixed between the take-out position and the discharge position, and the two tie rods are fixed between the two linear rails, and one of the pull rods is close to the Said take-up position setting, another pull rod is arranged close to the discharge position, the traction motor is fixed on one of the pull rods, and the bearing is fixed on the other of the pull rods, one of the synchronization a wheel set is fixed on a rotating shaft of the traction motor, the rotating shaft is mounted on the bearing, and the other synchronous wheel set is fixed on the rotating shaft, and the belt sleeve is formed on the two synchronous wheels Belt pulley drive mechanism.

The controller is electrically connected to a control end of the traction motor, and the transfer device is linearly moved between the reclaiming position and the unloading position by the traction motor through the belt pulley transmission mechanism.

As a preferred embodiment of the transfer device of the present invention, the transfer device comprises a transfer case, two sets of main rollers, two sets of auxiliary rollers and a belt clamp; the two sets of main rollers and belt splints are Fixed on the transfer box, the two sets of auxiliary rollers are respectively fixed on the two sets of main rollers, and the transfer boxes are located on the two linear tracks of the linear driving device through the two sets of main rollers And the two sets of main rollers are respectively placed on the track grooves of the two linear tracks and can roll along the extending direction of the two linear tracks, and the two sets of auxiliary rollers are respectively attached to the two An inner side surface of the linear track is rotatable along an extending direction of the two linear rails, and the transfer box is coupled to the belt of the linear driving device through the belt clamp so that the transfer box can be on the belt The driving moves along two linear tracks of the linear driving device.

The rotary electric machine is fixed to a bottom surface of the transfer case by a connecting rod.

As a preferred embodiment of the transfer position sensing module and the rotational angle sensing module of the present invention, the transfer position sensing module includes a travel switch control block, a retracting position travel switch, and a discharge position travel switch. The retracting position travel switch is fixed on the frame and located at the reclaiming position, the discharge position travel switch is fixed on the frame and located at the unloading position, and the travel switch is controlled a block fixed to the transfer case of the transfer device, the travel switch control block being capable of touching the retraction position travel switch when the transfer device is moved to the retracting position and causing The take-up position travel switch is turned on, and the travel switch control block is capable of touching the discharge position travel switch and causing the discharge position travel when the transfer device is moved to the discharge position The switch is turned on, and the controller is electrically connected to the reclaiming position travel switch and the discharge position travel switch respectively, and the controller outputs a switch signal according to the retracting position travel switch and the discharge position travel switch output. Determining a position of the shift movement of the carrier device.

The rotation angle sensing module comprises a mounting bracket, a sensing block, a vertical position proximity switch and a horizontal position proximity switch, wherein the sensing block is fixed on the first cylinder, and the mounting bracket is fixed on the rotating electric machine The vertical position proximity switch and the horizontal position proximity switch are both fixed on the mounting bracket, and the sensing block is located in the vertical position proximity switch when the first cylinder is rotated to the vertical position. Within the range, when the first cylinder is rotated to the horizontal position, within the sensing range of the horizontal position proximity switch, the controller is based on the vertical position proximity switch and the horizontal position proximity switch output sensing The signal determines the angle of rotation of the first cylinder.

Compared with the prior art, the present invention has the following advantages:

1. The electroplating apparatus of the present invention can automatically remove the PCB board staying at the lower board position from the jig of the electroplating apparatus and send it to the position of the transfer board of the electroplating post-processing apparatus, which does not require manpower. It can be fully automated, which improves the efficiency of PCB board production and processing, reduces manpower and reduces costs.

2. The specific structure of the suction cup used in the present invention, which uses the air pressure to suck and release the PCB board, so that the PCB board can be reliably adsorbed on the suction cup without falling, and the boss is used to reduce the contact area between the suction cup and the PCB board. It is difficult to release the PCB board against the suction cup due to the water on it, and it will not cause wrinkles and pollution to the PCB board during the adsorption process, especially the boss in the specific structure and the air hole of the front cover. The distribution setting method ensures that the suction cup has a uniform force on the PCB board and can properly adsorb the PCB boards of different lengths (due to the length change of the PCB board, the main suction force of the suction cup is at the upper end, and when the long board is long The surface is full and does not leak. When the small plate is sucked at the upper end, the lower end hole is less, the air leakage is less, and it is not easy to drop the plate, so that the plate can be adsorbed well. Therefore, the suction cup has adsorption on the PCB board. High reliability, good release effect, no wrinkles and contamination on the PCB board, can help to improve the quality of the PCB board. After testing, it can be sucked down to a thickness between 0.036mm and 1.0mm. Thin PCB board without wrinkles and contamination.

3. The specific configuration of the linear driving device and the transfer device used in the present invention can make the suction device stable during the movement, and prevent the PCB board sucked by the suction device from falling off due to large jitter.

The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments:

As shown in the first figure and the second figure, the electroplating apparatus of the present invention automatically lowers the board machine, and the plating apparatus applicable thereto can transport the completed PCB board 1B one by one to the lower board position P1 and then stop to wait for the PCB. The board 1B is taken away and sent to the post-plating processing apparatus for the next step, in which the electroplating apparatus is held by the jig 6 on the upper edge of the PCB board 1B to carry the PCB board 1B, and the PCB board 1B staying at the lower board position P1. In the vertical plane, the transfer surface of the electroplating post-processing apparatus for the next step of the PCB 1B is located in the horizontal plane.

Referring to the first figure and the second figure, the automatic lower plate machine of the present invention is provided with a frame 1 and a linear driving device 2, a transfer device 3, a suction device 4, an induction control device and a lower portion mounted on the frame 1. Board sensing control device 5.

Referring to the first and eighth figures, the linear driving device 2 comprises a traction motor 21, two linear rails 22, two tie rods 23, two synchronous wheels 24, a belt 25, a bearing 26 and a rotating shaft. 27, the two linear rails 22 are arranged parallel to each other and are fixed between the take-up position P3 and the discharge position P4, and the two tie rods 23 are fixed between the two linear rails 22, and one of the pull rods 23 is close to the take-up The material position P3 is set, the other tie rod 23 is disposed near the discharge position P4, the traction motor 21 is fixed on one of the tie rods 23, and the bearing 26 is fixed on the other tie rod 23, wherein one of the synchronous wheels 24 is fixed to the traction motor On the rotating shaft of 21, the rotating shaft 27 is mounted on the bearing 26, the other synchronous wheel 24 is fixed on the rotating shaft 27, and the belt 25 is fitted over the two synchronous wheels 24 to form a belt pulley transmission mechanism.

Among them, the technical requirements of the linear drive device 2 are: stainless steel SUS material for the track, SUS material has good corrosion resistance and is not easy to rust. If the track is corroded, the operation will be unstable and vibration. The surface roughness of the track is less than 2.0~3.2um, and the flatness is controlled within 0.05~0.1mm. Keep the level at the time of installation.

Referring to the seventh figure, the transfer device 3 is composed of a transfer case 31, two sets of main rollers 32, two sets of auxiliary rollers 33 and a belt clamp 34; two sets of main rollers 32 and belt clamps 34 are fixed to the transfer case 31. The two sets of auxiliary rollers 33 are respectively fixed on the two sets of main rollers 32. The transfer boxes 31 are seated on the two linear rails 22 of the linear driving device 2 through the two sets of main rollers 32, and the two sets of main rollers 32 are respectively placed. On the track grooves of the two linear tracks 22, and can roll along the extending direction of the two linear tracks 22, the two sets of auxiliary rollers 33 are respectively attached to the inner side faces of the two linear tracks 22 and can extend along the two linear tracks 22. The direction is rolled to ensure that the transfer cassette 31 is not displaced when it is fixed on the track, and the transfer cassette 31 is connected to the belt 25 of the linear drive unit 2 via the belt clamp 34, so that the transfer cassette 31 can be driven by the belt 25 The two linear tracks 22 of the linear drive device 2 move. Thus, the linear drive device 2 can drive the transfer device 3 to move linearly between the take-up position P3 near the lower plate position P1 and the discharge position P4 near the upper plate position P2, wherein the transfer device 3 is pulled The motor 21 is linearly moved between the take-up position P3 and the discharge position P4 by the belt pulley drive mechanism.

Referring to the second to sixth figures, the above-described suction device 4 is provided with a rotary electric machine 41, a first cylinder 42, a second cylinder 43, a suction cup 44, and a suction cup drive mechanism. The rotary electric machine 41 is fixed to the bottom of the transfer device 3 via a connecting rod 45, the first cylinder 42 is fixed to the rotating shaft of the rotary electric machine 41, and the second cylinder 43 is fixed to the first piston rod of the first cylinder 42, the suction cup 44 The back surface is fixed to the second piston rod of the second cylinder 43, and the front surface of the suction cup 44 is parallel to the axial direction of the rotating shaft of the rotary electric machine 41, perpendicular to the expansion and contraction direction of the first piston rod of the first cylinder 42, and the second cylinder The second piston rods of the 43 are parallel to each other, and the rotation axis of the rotary electric machine 41 is perpendicular to the expansion direction of the second piston rod of the second cylinder 43, wherein the first cylinder 42 is driven to rotate by the rotary electric machine 41 to the first thereof. The position in which the piston rod is extended vertically downward is defined as a vertical position P5, and the first cylinder 42 is driven to rotate by the rotary electric machine 41 to the direction in which the first piston rod extends perpendicularly toward the surface of the PCB board 1B which stays at the lower plate position P1. The position is defined as the horizontal position P6.

Referring to the third to sixth figures, the suction cup 44 is composed of a suction cup front cover 441 and a suction cup rear cover 442. The front surface of the suction cup front cover 441 is provided with a plurality of disc-shaped projections 443, and the disc-shaped projections 443 are convex. The height is preferably between 1 mm and 5 mm, and the end faces of the respective disc-shaped bosses 443 are coplanar and collectively serve as the front surface of the suction cup 44, and the respective disc-shaped bosses 443 are evenly distributed in the left-right direction of the suction cup front cover 441, each of which The disc-shaped boss 443 has a distribution density at the upper portion of the suction cup front cover 441 larger than that at the lower portion of the suction cup front cover 441, and each of the disc-shaped projections 443 is provided with a plurality of end faces penetrating the disc-shaped boss 443 and The front cover air hole 443a of the back surface of the suction cup rear cover 442, the front cover air hole 443a preferably has an aperture of between 1 mm and 3.5 mm; the front surface of the suction cup rear cover 442 is provided with a concave cavity, and the back surface is provided with at least one communication cavity. The air pipe joint 444, the inner diameter of the vent pipe joint 444 is larger than the inner diameter of the front cover air hole 443a, and the rear surface of the suction cup rear cover 442 serves as the back surface of the suction cup 44; the suction cup front cover 441 and the suction cup rear cover 442 are closed and sealed, so that the suction cup The cavity of the rear cover 442 becomes a sealed cavity.

Among them, the technical requirements of the suction cup are as follows: the material of the suction cup is light, soft, hard, and can withstand the temperature of 40~80 °C. The material processing suction cups with these characteristics are mainly as follows:

a. Light weight can reduce the energy consumed by the motor, it is also easy to transport, and energy saving and environmental protection.

b. Soft and easy to process, can be directly milled on CNC machine tools. Anti-corrosion can also be achieved by surface chrome hardening.

c. Hardness and temperature resistance are not easy to deform during use to keep the surface flat.

In addition, in order to detect whether the PCB board 1B is reliably sucked by the suction cup 44, as an improvement of the present invention, the front surface of the suction cup rear cover 442 may be provided with a protrusion 445 located in the concave cavity, and the protrusion 445 is provided after the suction cup is disposed. The back cover through hole 445a of the back surface of the cover 442 and the end surface of the protrusion 445 is provided with a front cover through hole 441a. When the suction cup front cover 441 and the suction cup rear cover 442 are closed together, the end surface of the projection 445 is tight. It is attached to the back surface of the suction cup front cover 441 and the rear cover through hole 445a communicates with the front cover through hole 441a; the back side of the suction cup rear cover 442 is mounted with a PCB board proximity switch 493 facing the rear cover through hole 445a and the front cover through hole 441a. The controller is electrically connected to the PCB board proximity switch 493. During the steps 1 to 3, the controller detects whether the PCB board 1B is sucked by the suction cup 44 through the PCB board proximity switch 493, and issues an alarm signal when the detection result is no. Thereby, the function of checking the failure of the lower machine is enhanced, and the failure of the manual patrol machine is reduced, and the leakage plate is not generated.

Referring to the tenth figure, the suction cup driving mechanism is composed of a fan 46 and a three-way electromagnetic reversing valve 47; the first inlet of the three-way electromagnetic reversing valve 47 communicates with the air inlet of the fan 46, the air outlet of the second inlet connecting fan 46, The outlet is connected to the vent pipe joint 444 of the suction cup 44, and the control end of the three-way electromagnetic reversing valve 47 is electrically connected to the controller. The controller communicates with the first inlet and the outlet of the three-way electromagnetic reversing valve 47, so that the fan 46 passes through three. The venting pipe joint 444 of the electromagnetic reversing valve 47 and the suction cup 44 draws out the air in the sealing cavity of the suction cup 44 to drive the suction cup 44 to suck the PCB board 1B which is in close contact with the front surface thereof; the controller controls the three-way electromagnetic reversing valve 47. The second inlet is in communication with the outlet such that the fan 46 inputs air into the sealed chamber of the suction cup 44 through the three-way electromagnetic reversing valve 47 and the vent fitting 444 of the suction cup 44 to drive the suction cup 44 to release the PCB that is in close contact with the front surface thereof. Board 1B. Thereby, the suction cup driving mechanism can extract the air in the sealed cavity of the suction cup 44 through the vent pipe joint 444, so that the sealing cavity of the suction cup 44 forms a negative pressure, so that the suction cup 44 can be driven to suck the PCB board 1B which is closely attached to the front surface thereof; the suction cup drive The mechanism inputs air into the sealed cavity of the suction cup 44 through the vent pipe joint 444, so that the air in the input sealing cavity acts through the front cover air hole 443a to the PCB board 1B which is in close contact with the front surface of the suction cup 44, so that the suction cup 44 can be driven to be opened tightly. The PCB board 1B is attached to the front side.

Referring to the second figure, the lower panel sensing control device 5 can sense whether or not the PCB board 1B stays at the lower panel position P1 and can open the jig 6 held on the PCB board 1B staying at the lower panel position P1.

Referring to the tenth to twelfth drawings, when the transfer device 3 is moved to the retracting position P3, the first cylinder 42 is rotated to the vertical position P5, and the first piston rod of the first cylinder 42 is extended, the suction cup 44 is The front surface is closely attached to the PCB board 1B staying at the lower board position P1, and the second piston rod of the second cylinder 43 is extended vertically downward; the suction cup driving mechanism can be driven by the external signal to drive the suction cup 44 to be sucked and released. The front PCB board 1B; when the transfer device 3 is moved to the discharge position P4, the first cylinder 42 is rotated to the horizontal position P6 and the first piston rod of the first cylinder 42 is extended, the PCB sucked by the suction cup 44 The board 1B is located at the board position P2 on the transport surface of the electroplating post-processing apparatus.

Referring to the first figure, the above-mentioned transfer position sensing module comprises a travel switch control block 35, a take-up position travel switch 36 and a discharge position travel switch 37. The take-up position travel switch 36 is fixed on the frame 1 and is located at the reclaiming Position P3, the discharge position travel switch 37 is fixed on the frame 1 and located at the discharge position P4, the travel switch control block 35 is fixed on the transfer box 31 of the transfer device 3, and the travel switch control block 35 can be transferred. When the device 3 moves to the reclaiming position P3, it touches the retracting position travel switch 36 and causes the retracting position travel switch 36 to be turned on, and the travel switch control block 35 can move when the transfer device 3 moves to the unloading position P4. Touching the discharge position travel switch 37 and causing the discharge position travel switch 37 to be turned on, the controller is electrically connected to the take-up position travel switch 36 and the discharge position travel switch 37, respectively, and the controller according to the take-up position travel switch 36 and The switching signal output from the discharge position limit switch 37 determines the moving position of the transfer device 3.

Referring to the ninth and eleventh figures, the rotation angle sensing module comprises a mounting bracket 48, a sensing block, a vertical position proximity switch 491 and a horizontal position proximity switch 492. The sensing block is fixed on the first cylinder 42 and the mounting bracket 48 is fixed. On the rotary electric machine 41, the vertical position proximity switch 491 and the horizontal position proximity switch 492 are both fixed on the mounting bracket 48, and the sensing block is located in the sensing range of the vertical position proximity switch 491 when the first cylinder 42 is rotated to the vertical position P5. Within the sensing range of the horizontal position proximity switch 492 when the first cylinder 42 is rotated to the horizontal position P6, the controller determines the first cylinder 42 based on the sensing signals output by the vertical position proximity switch 491 and the horizontal position proximity switch 492. The angle of rotation.

The sensing control device is provided with a controller, a transfer position sensing module for sensing the position of the transfer device 3, and a rotation angle sensing module for sensing the rotation angle of the first cylinder 42. The controller can receive the transfer device. The sensing signals output by the position sensing module, the rotation angle sensing module and the lower panel sensing control device 5 are electrically connected to the control ends of the traction motor 21 and the rotary motor 41, and the controller moves the transfer device 3 To the take-up position P3 and the first cylinder 42 is rotated to the horizontal position P6 as the initial state of the automatic lowering machine of the plating apparatus, when the lower-plate sensing control device 5 senses that the PCB board 1B stays at the lower-plate position P1, the plating apparatus When the automatic lower plate machine is in the initial state, the controller sequentially controls the plating device to automatically remove the PCB board 1B that stays at the lower plate position P1 from the fixture 6 of the plating device and send it to the plating processing device for transmission. The upper plate position is P2.

Step 1 Referring to FIG. 10, the first piston rod of the first cylinder 42 is first extended, so that the front surface of the suction cup 44 is closely attached to the PCB board 1B staying at the lower board position P1, and then the suction cup driving mechanism is driven to drive the suction cup 44. Draw the PCB 1B that is in close contact with the front side.

Step 2, referring to the eleventh figure, first control the lower plate sensing control device 5 to open the clamp 6 clamped on the PCB board 1B, and then control the second piston rod of the second cylinder 43 to extend, so that the PCB board 1B is separated from the fixture The clamping range of 6 is completed, thereby completing the pickup of the PCB board 1B; thereafter, the lower panel sensing control device 5 can be controlled to reclose the opened clamp 6.

Step 3, referring to the first figure and the twelfth figure, firstly controlling the transfer device 3 to move to the discharge position P4 and simultaneously controlling the first piston rod retraction of the first cylinder 42, and then controlling the rotary motor 41 to drive the first cylinder 42 is rotated to the vertical position P5, and then the first piston rod of the first cylinder 42 is again controlled to protrude, so that the PCB board 1B sucked by the suction cup 44 is seated at the transfer surface board position P2 of the plating post-processing apparatus.

Step 4: Firstly, the suction cup driving mechanism is driven to drive the suction cup 44 to release the PCB board 1B, thereby lowering the PCB board 1B, and then controlling the plating equipment to automatically return the board machine to the initial state.

However, the above description is only one of the embodiments of the present invention. When the scope of the patent application of the present invention is not limited thereto, the simple equivalent changes and substitutions made by the scope of the patent application and the contents of the specification of the present invention are It is still within the scope of the protection covered by the scope of the invention.

1‧‧‧Rack
2‧‧‧Linear drive
21‧‧‧ traction motor
22‧‧‧ Linear orbit
23‧‧‧ lever
24‧‧‧Synchronous wheel
25‧‧‧Land
26‧‧‧ Bearing
27‧‧‧ shaft
3‧‧‧Transfer device
31‧‧‧Transfer box
32‧‧‧Main wheel
33‧‧‧Auxiliary wheel
34‧‧‧Belt plate
35‧‧‧Travel switch control block
36‧‧‧Receiving position travel switch
37‧‧‧Discharge position travel switch
4‧‧‧Sucker device
41‧‧‧Rotating motor
42‧‧‧First cylinder
43‧‧‧second cylinder
44‧‧‧Sucker
441‧‧‧Sucker front cover
442‧‧‧Sucker back cover
443‧‧‧Disc boss
443a‧‧‧ front cover vent
444‧‧‧ vent fitting
445‧‧‧Bumps
445a‧‧‧Back cover through hole
441a‧‧‧ front cover through hole
46‧‧‧Fan
47‧‧‧Three-way electromagnetic reversing valve
48‧‧‧ Mounting bracket
491‧‧‧ Vertical position proximity switch
492‧‧‧Horizontal position proximity switch
493‧‧‧PCB board proximity switch
5‧‧‧ Lower plate sensing control device
6‧‧‧Clamp
1B‧‧‧PCB board
2B‧‧‧ Flying target
3B‧‧‧ Track
4B‧‧‧ cylinder
5B‧‧‧Clamping mechanism
6B‧‧‧ plating fixture
7B‧‧‧Put
8B‧‧‧ pedal switch
9B‧‧‧Axis
P1‧‧‧ Lower board position
P2‧‧‧Upper board position
P3‧‧‧Receiving position
P4‧‧‧ Discharge position
P5‧‧‧ vertical position
P6‧‧‧ horizontal position

[First figure] is a schematic perspective view of the automatic lower plate machine of the electroplating apparatus of the present invention.

[Second figure] is a schematic front view of the automatic lower plate machine of the electroplating apparatus of the present invention.

[Third image] is a schematic perspective view of the suction cup device of the present invention.

[Fourth figure] is a structural exploded view showing the direction of the airflow when the suction cup has the PCB plate sucked by the suction cup device of the present invention.

[Fifth] is a structural exploded view showing the direction of the airflow when the suction cup of the suction cup device of the present invention has a PCB board.

[Sixth] is a front view of the front cover of the suction cup in the suction cup device of the present invention.

[Seventh figure] is a schematic perspective view of the transfer device of the present invention.

[Eighth image] is a schematic perspective view of the linear driving device of the present invention.

[Ninth Diagram] is a schematic structural view of a rotation angle sensing module in the present invention.

[Tenth Graph] is one of the schematic diagrams of the working state of the automatic lower plate machine of the electroplating apparatus of the present invention.

[11th] is a schematic diagram of the working state of the automatic lower plate machine of the electroplating apparatus of the present invention.

[Twelfth Figure] is the third schematic diagram of the working state of the automatic lower plate machine of the electroplating apparatus of the present invention.

[Thirteenth] is a schematic view of the front view of a conventional electroplated copper lower plate machine.

[Fourteenth] is a schematic view of the left-view structure of a conventional electroplated copper lower plate machine.

[Fifteenth] is a three-dimensional structure diagram of a conventional electroplated copper lower plate machine.

1‧‧‧Rack

2‧‧‧Linear drive

22‧‧‧ Linear orbit

23‧‧‧ lever

24‧‧‧Synchronous wheel

26‧‧‧ Bearing

3‧‧‧Transfer device

31‧‧‧Transfer box

35‧‧‧Travel switch control block

36‧‧‧Receiving position travel switch

37‧‧‧Discharge position travel switch

4‧‧‧Sucker device

41‧‧‧Rotating motor

42‧‧‧First cylinder

43‧‧‧second cylinder

44‧‧‧Sucker

6‧‧‧Clamp

P1‧‧‧ Lower board position

P2‧‧‧Upper board position

P3‧‧‧Receiving position

P4‧‧‧ Discharge position

1B‧‧‧PCB board

Claims (9)

An electroplating apparatus automatically lowers a plate machine capable of transporting a PCB plate that has been plated to a lower plate position and stopping, to wait for the PCB board to be taken away and sent to an electroplating post-processing device for lowering a step process in which a fixture for the plating apparatus is carried on the upper edge of the PCB board to transport the PCB board, and the PCB board staying at the lower board position is located in a vertical plane. The electroplating post-processing apparatus is disposed in a horizontal plane on a transmission surface of the PCB board, wherein: the electroplating apparatus automatic lower board machine is provided with a rack and a linear drive mounted on the rack a device, a transfer device, a suction device, an inductive control device, and a lower plate sensing control device; the linear driving device capable of driving the transfer device at a retracting position near the lower plate position a linear movement between a discharge position near an upper plate position; the suction device is provided with a rotary electric machine, a first cylinder, a second cylinder, a suction cup and a suction cup drive mechanism, the rotary motor Fixed to a bottom of the transfer device by a connecting rod, the first cylinder is fixed on a rotating shaft of the rotating electrical machine, and the second cylinder is fixed on a first piston rod of the first cylinder a back surface of the suction cup is fixed to a second piston rod of the second cylinder, and a front surface of the suction cup is parallel to an axial direction of the rotating shaft of the rotating electrical machine, and the first cylinder is The expansion and contraction direction of the first piston rod is perpendicular to the expansion and contraction direction of the second piston rod of the second cylinder, and an axial direction of the rotating shaft of the rotating electrical machine and the second cylinder The telescopic direction of the second piston rod is perpendicular, wherein the first cylinder is defined as a vertical position by a position in which the rotary motor is driven to rotate to a direction in which the first piston rod expands and contracts vertically downward. a position at which the first cylinder is rotated by the rotary electric machine to a direction in which the first piston rod expands and contracts perpendicularly toward the PCB board surface that stays at the lower plate position is defined as a horizontal position; the lower plate sensing The control device can sense whether there is The PCB board stays at the lower board position and can open the clamp that clamps the PCB board staying at the lower board position; the sensing control device is provided with a controller for sensing the transfer a transfer position sensing module of the device position and a rotation angle sensing module for sensing the rotation angle of the first cylinder, the controller being capable of receiving the transfer position sensing module, the rotation The angle sensing module and the lower plate sense sensing signals output by the control device, and the controller moves the transfer device to the reclaiming position and the first cylinder rotates to the horizontal position As an initial state of the automatic lowering machine of the plating apparatus, when the lower board sensing control device senses that the PCB board stays at the lower board position each time, the plating apparatus automatically lowers the lower board machine In the initial state, the controller sequentially controls the plating apparatus automatic lower plate machine to remove the PCB board staying at the lower board position from the fixture and send it to the plating post-processing apparatus. Pass Positioning the upper plate at the surface: Step 1: first controlling the first piston rod of the first cylinder to extend, so that the front surface of the suction cup is closely attached to the PCB board staying at the lower plate position And controlling the suction cup driving mechanism to drive the suction cup to suck the PCB board which is closely attached to the front surface thereof; Step 2, first controlling the lower board sensing control device to open the position clamped on the PCB board a clamp, and then controlling the second piston rod of the second cylinder to extend, so that the PCB board is out of the clamping range of the clamp; Step 3, first controlling the movement of the transfer device to the unloading Positioning and simultaneously controlling retraction of the first piston rod of the first cylinder, controlling the rotary motor to drive the first cylinder to rotate to the vertical position, and then controlling the first cylinder again The first piston rod is extended such that the PCB board sucked by the suction cup is located at the upper plate position of the transmission surface of the electroplating post-processing apparatus; Step 4: first control the suction cup drive The mechanism drives the suction cup to release the PCB board, and then controls Said lower plate electroplating device automatically returning to the initial state machine. The automatic plating machine of the electroplating apparatus according to the first aspect of the invention, wherein the suction cup comprises a suction cup front cover and a suction cup rear cover, and a front surface of the suction cup front cover is provided with a plurality of bosses, The end faces of the respective bosses are coplanar and collectively serve as the front surface of the suction cup, and each of the bosses is provided with a plurality of front cover air holes extending through the end surface of the boss and the back surface of the suction cup rear cover; The front surface of the suction cup rear cover is provided with a cavity, and the back surface is provided with at least one vent pipe joint communicating with the cavity, the inner diameter of the vent pipe joint is larger than the aperture of the front cover air hole, and the back surface of the suction cup rear cover a back surface of the suction cup; the suction cup front cover and the suction cup rear cover are combined and sealed, so that the concave cavity of the suction cup rear cover becomes a sealed cavity; and the suction cup driving mechanism passes the a venting tube pulls out air in the sealed cavity of the suction cup, driving the suction cup to suck the PCB board that is in close contact with the front surface thereof; the suction cup driving mechanism passes through the vent pipe joint to the suction cup Input air in the sealed cavity, drive The suction cup is released to release the PCB board that is in close contact with the front side thereof. The automatic lower plate machine of the electroplating apparatus according to claim 2, wherein each of the bosses is evenly distributed in a left-right direction of the front cover of the suction cup, and the respective bosses are distributed on an upper portion of the front cover of the suction cup. The density is greater than the distribution density at the lower portion of the front cover of the suction cup. The electroplating apparatus automatic lower plate machine according to claim 2, wherein a front surface of the suction cup rear cover is provided with a protrusion located in the concave cavity, and the convex piece is provided through the suction cup rear cover. a rear cover through hole on the back surface and the end surface of the bump, the front cover of the suction cup is provided with a front cover through hole, and the end surface of the convex portion is tight when the front cover of the suction cup and the rear cover of the suction cup are closed together Attached to the back surface of the suction cup front cover and the rear cover through hole communicates with the front cover through hole; a rear surface of the suction cup rear cover is attached to the rear cover through hole and the front cover through hole a PCB board proximity switch, the controller is electrically connected to the PCB board proximity switch, and the controller detects, by the PCB board proximity switch, whether the PCB board is sucked by the suction cup during the steps 1 to 3. And issue an alarm signal when the test result is no. The automatic lowering machine for electroplating equipment according to the second aspect of the invention, wherein the boss is a disc-shaped boss, the protruding height of the boss is between 1 mm and 5 mm, and the aperture of the front cover air hole Between 1mm and 3.5mm. The electroplating apparatus automatic lower plate machine according to any one of the items 2 to 5, wherein the suction cup driving mechanism is composed of a fan and a three-way electromagnetic reversing valve; a first inlet of the valve is connected to an air inlet of the fan, a second inlet is connected to an air outlet of the fan, and an outlet is connected to a suction pipe joint of the suction cup, and one of the three-way electromagnetic reversing valve The control end is electrically connected to the controller, and the controller communicates with the outlet by controlling the first inlet of the three-way electromagnetic reversing valve, so that the fan passes through the three-way electromagnetic reversing valve and The vent pipe joint of the suction cup draws air from the sealing cavity of the suction cup to drive the suction cup to suck the PCB board that is in close contact with the front surface thereof; the controller controls the tee by controlling The second inlet of the electromagnetic reversing valve is in communication with the outlet such that the fan is input into the sealed cavity of the suction cup through the three-way electromagnetic reversing valve and the vent fitting of the suction cup Air to drive the suction cup to open tight In front of the PCB thereof. The electroplating apparatus automatic lower plate machine according to any one of the items 2 to 5, wherein the linear driving device comprises a traction motor, two linear rails, two pull rods, two synchronous wheels, a belt, a bearing and a rotating shaft, wherein the two linear rails are arranged parallel to each other and are fixed between the take-out position and the discharge position, and the two tie rods are fixed on the two straight lines Between the rails, and one of the pull rods is disposed adjacent to the reclaiming position, and the other of the pull rods is disposed adjacent to the unloading position, the traction motor is fixed on one of the pull rods, and the bearing is fixed to the other One of the synchronous wheel sets is fixed on a rotating shaft of the traction motor, the rotating shaft is mounted on the bearing, and the other synchronous wheel set is fixed on the rotating shaft. The belt sleeve forms a belt pulley transmission mechanism on the two synchronous wheels; the controller is electrically connected to a control end of the traction motor, and the transfer device is passed by the traction motor through the belt skin Driven wheel transmission mechanism is linearly movable between the pick-up position and the discharge position. The electroplating apparatus automatic lower plate machine according to claim 7, wherein the transfer device comprises a transfer case, two sets of main rollers, two sets of auxiliary rollers and a belt clamp; the two groups The main roller and the belt clamp are fixed on the transfer box, and the two sets of auxiliary rollers are respectively fixed on the two sets of main rollers, and the transfer box is located in the two sets of main rollers. Two linear tracks of the linear drive device, and the two sets of main rollers are respectively placed on the track grooves of the two linear tracks and can roll along the extending direction of the two linear tracks, the two groups of auxiliary Rollers are respectively attached to the inner side faces of the two linear rails and can roll along the extending direction of the two linear rails, and the transfer box is connected to the belt of the linear driving device through the belt clamp plate, so that The transfer box is movable along the two linear tracks of the linear drive device by the belt; the rotary motor is fixed on the bottom surface of the transfer case by the connecting rod. The automatic plating machine of the electroplating device according to the eighth aspect of the invention, wherein the transfer position sensing module comprises a travel switch control block, a retracting position travel switch and a discharge position travel switch. The take-up position travel switch is fixed on the frame and located at the reclaiming position, the discharge position travel switch is fixed on the frame and located at the unloading position, and the travel switch control block is fixed On the transfer case of the transfer device, the travel switch control block is capable of touching the retracting position travel switch and moving the transfer device when the transfer device is moved to the retracting position The take-up position travel switch is turned on, and the travel switch control block is capable of touching the discharge position travel switch and causing the discharge position travel when the transfer device is moved to the discharge position The switch is electrically connected to the retracting position travel switch and the discharge position travel switch respectively, and the controller outputs a switch signal according to the retracting position travel switch and the discharge position travel switch Determining a moving position of the transfer device; the rotation angle sensing module includes a mounting bracket, a sensing block, a vertical position proximity switch, and a horizontal position proximity switch, wherein the sensing block is fixed in the first In a cylinder, the mounting bracket is fixed on the rotating electrical machine, and the vertical position proximity switch and the horizontal position proximity switch are fixed on the mounting bracket, and the sensing block rotates in the first cylinder When in the vertical position, within the sensing range of the vertical position proximity switch, within the sensing range of the horizontal position proximity switch when the first cylinder is rotated to the horizontal position, the control The device determines the rotation angle of the first cylinder according to the sensing signal outputted by the vertical position proximity switch and the horizontal position proximity switch.