CN114916136A - Double-shaft beveling machine for PCB - Google Patents
Double-shaft beveling machine for PCB Download PDFInfo
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- CN114916136A CN114916136A CN202210337102.7A CN202210337102A CN114916136A CN 114916136 A CN114916136 A CN 114916136A CN 202210337102 A CN202210337102 A CN 202210337102A CN 114916136 A CN114916136 A CN 114916136A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
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Abstract
A double-shaft beveling machine for a PCB board comprises: the PCB board grabbing and moving mechanism transfers the adjusted PCB board to the board surface of a PCB board supporting mechanism in a vacuum adsorption manner, the PCB board is moved to the position of a PCB board pressing mechanism through the Y-axis moving mechanism after being positioned again, and is subjected to fine adjustment of the corresponding structural position after being detected by the CCD camera, the thickness gauge and the tool setting gauge, and then primary trimming is completed through a precise main shaft assembly, and the PCB board is grabbed by the other single-axis beveling machine after moving reversely to the transferring mechanism and adjusting the direction, so that secondary trimming is completed; the advantages are as follows: the double-shaft beveling machine can finish multiple times of edge cutting of various types only through one-time feeding and discharging on the premise of ensuring the positioning precision of the PCB and the beveling precision, improves the edge cutting efficiency, simultaneously realizes automatic operation under the control of a PLC, and meets different edge cutting requirements of the PCB.
Description
Technical Field
The invention relates to the technical field of positioning jigs for machine tool machining, in particular to a double-shaft beveling machine for a PCB.
Background
A PCB (Printed Circuit Board) is an important electronic component. The support body is a support body of the electronic component and is a provider of electrical connection of the electronic component. The edge of the PCB is usually designed to be an output terminal (commonly called a gold finger) of the circuit, the PCB has a certain thickness, and under normal conditions, the edge of the gold finger is a flat cut edge, which may generate a certain burr. When the golden finger of the PCB is inserted into the slot, the alignment is difficult and the resistance is large. In order to facilitate the connection of the output terminal, the board edge of the PCB is usually beveled and chamfered for guiding. The PCB has more and more diversified shapes, is not only limited to a standard rectangle, but also has a concave shape, a square frame shape and the like, and is not completely suitable for bevel edge processing by a common beveling machine, even is difficult to finish accurate edge grinding.
Golden finger and appearance on the PCB product need carry out the hypotenuse and handle, and there are semi-automatic and manual hypotenuse equipment by a large scale on the domestic market at present, lack a section and can really realize the inside and outside hypotenuse equipment of automation, efficient intelligence.
Moreover, the position and the quantity of the edge cutting of different PCBs are different, or the double-edge cutting of one side, or the double-edge cutting of two sides, or the edge cutting of the same side in different cutting directions are adopted, the batch cutting is usually adopted in the prior art, the edge cutting working time is prolonged in a double mode, and the working efficiency of the beveling machine is greatly reduced.
The invention provides a double-shaft beveling machine for a PCB (printed circuit board), which solves the technical problem.
Disclosure of Invention
A double-shaft beveling machine for a PCB board comprises: the automatic chamfering machine comprises an area A single-shaft chamfering machine and an area B single-shaft chamfering machine, wherein the area A single-shaft chamfering machine and the area B single-shaft chamfering machine are installed in a mirror symmetry mode, the area A single-shaft chamfering machine or the area B single-shaft chamfering machine comprises a table top, a PCB grabbing moving mechanism, a PCB supporting mechanism, a first PCB positioning mechanism, a Y-axis moving mechanism, a PCB pressing mechanism and a precise main shaft assembly, and the double-shaft chamfering machine further comprises a feeding mechanism, a discharging mechanism and a transferring mechanism;
the feeding mechanism is used for completing the feeding of the PCB;
the PCB grabbing and moving mechanism is used for transferring the PCB at the feeding mechanism to the PCB supporting mechanism;
the PCB supporting mechanism is used for supporting a PCB;
the first PCB board positioning mechanism is used for adjusting the position of the PCB board;
the Y-axis moving mechanism drives the PCB with the adjusted position to move repeatedly in the Y-axis direction;
the PCB pressing mechanism is used for pressing the positioned PCB from the Z-axis direction;
the precision spindle assembly is used for processing the trimming edge of the PCB;
the blanking mechanism is used for blanking the PCB after trimming operation;
the transfer mechanism is used for temporarily storing, positioning by the side and adjusting the angle orientation of the PCB after the unilateral edge cutting is finished, and the PCB needing to be cut edge again rotates to the position and then waits for participating in the next edge cutting process, and the PCB needing not to rotate waits for the next edge cutting process after the edge positioning.
Preferably, the transfer mechanism comprises a transfer side-leaning reference plate, a movable transfer plate finishing device and a movable transfer rotator, wherein the transfer side-leaning reference plate, the movable transfer plate finishing device and the movable transfer rotator are all arranged on the upper plate surface of the table board and are positioned between the single-shaft beveling machine in the area A and the single-shaft beveling machine in the area B; the movable transfer plate adjusting device comprises a plate adjusting device cylinder fixing plate, a plate adjusting cylinder and a plate adjusting clamp, wherein the plate adjusting cylinder fixing plate is directly or indirectly fixed with the table top; the movable transfer rotator comprises a rotary rotator lifting cylinder directly or indirectly fixed with the table board, a rotary rotator rotating cylinder fixed with a rotary rotator lifting cylinder piston shaft, and a vacuum adsorption disc connected with the power output end of the rotary rotator rotating cylinder.
After the PCB board was cut edge through the unipolar hypotenuse machine in A district, the PCB board of waiting for next time to cut edge can be transferred to the transfer and lean on the limit benchmark board under the effect that the unipolar hypotenuse machine PCB board in A district snatchs moving mechanism the PCB board supports with plate face, whole board ware cylinder fixed plate upper plate face, vacuum adsorption dish adsorbs the PCB board when the jack-up PCB board rises earlier under the cylinder effect, and the PCB board descends to the transfer and leans on the holding surface of limit benchmark board, vacuum adsorption power to disappear after the rotatory angle of setting for, the vacuum adsorption dish is located the intermediate position of PCB board and does the support, avoids sinking, and whole board pincers in the whole board ware of portable transfer promote a corner position of PCB board to its attached transfer two right-angle limits that lean on the limit benchmark board. When the PCB trimming machine does not need to rotate, the movable middle plate-arranging device directly acts on the PCB to complete datum positioning, and the PCB grabbing and moving mechanism of the B-area single-shaft beveling machine is used for transferring and participating in the next trimming process.
Preferably, a biax hypotenuse machine is used to PCB board, transfer mechanism still includes the transfer magnetism seat platform in the iron works, the transfer magnetism seat platform is fixed in the iron works the face on the mesa, the formula is installed to the equal magnetism of whole board ware, portable transfer circulator in the portable transfer magnetism seat platform 134's last face in the iron works, the position control of whole board ware, portable transfer circulator in the convenient portable transfer, the PCB board transfer location that is fit for not unidimensional, different patterns uses.
Preferably, the feeding mechanism comprises a first lifting assembly and a feeding plate, the feeding plate is fixed with the lifting output end of the first lifting assembly, and the first lifting assembly is fixed with the table top; the blanking mechanism comprises a second lifting assembly and a blanking plate, the blanking plate is fixed with the lifting output end of the second lifting assembly, the second lifting assembly is fixed with the table top, and the feeding mechanism and the blanking mechanism are respectively arranged on one side of the feeding and blanking of the A-area single-shaft beveling machine and the B-area single-shaft beveling machine.
A stack of stacked PCB boards is arranged on the upper board surface of the upper material board, and the thickness of the upper material board rises by one PCB board each time, so that the PCB board at the top is always positioned at the upper height. Through the PCB board material loading of twice side cut process earlier through the side cut of A district's unipolar hypotenuse machine, get into B district's unipolar hypotenuse machine after the adjustment of transfer mechanism again and carry out the secondary side cut, the PCB board that the side cut was accomplished snatchs the moving mechanism through the PCB board of B district's unipolar hypotenuse machine and shifts the unloading.
Preferably, the PCB grabbing and moving mechanism comprises an X-axis carrying shaft, a carrying upper air cylinder, a carrying lower air cylinder and a vacuum sucker group, the X-axis carrying shaft is fixed with the table board through a gantry, the carrying upper air cylinder and the carrying lower air cylinder are fixed with the power output end of the X-axis carrying shaft, and the vacuum sucker group is directly or indirectly fixed with the end part of a piston shaft of the carrying upper air cylinder and the carrying lower air cylinder.
Preferably, the double-shaft beveling machine for the PCB comprises a conveying synchronous support, the conveying synchronous support is fixed with a piston shaft of an upper air cylinder and a lower air cylinder in the conveying process, and two ends of the conveying synchronous support are fixed with the vacuum sucker group respectively.
The X-axis carrying shaft and the carrying upper and lower cylinders respectively drive the vacuum sucker group to translate in the X-axis direction and lift in the Z-axis direction, and the vacuum sucker group is used for adsorbing the PCB on the uppermost surface of the feeding plate of the feeding mechanism; when transport synchronous support both ends all install behind the vacuum chuck group, both ends the vacuum chuck group can accomplish the material loading of PCB board simultaneously respectively and snatch, the unloading of PCB board snatchs, improves the transfer efficiency of PCB board.
Preferably, a biax hypotenuse machine is used to PCB board, feed mechanism still includes second PCB board positioning mechanism, second PCB board positioning mechanism is used for adjusting PCB board among the feed mechanism guarantees that the original material loading position of PCB board is the same.
Preferably, a biax hypotenuse machine is used to PCB board, second PCB board positioning mechanism include with direct or indirect fixed location right-angle board of mesa, adjustable whole board mechanism, drive arrangement, mutually perpendicular is installed respectively on two right-angle sides of location right-angle board adjustable whole board mechanism, adjustable whole board mechanism all is provided with one drive arrangement and with drive arrangement's power take off end is connected.
Before the top PCB board was snatched, drive arrangement can drive two the action of adjustable whole board mechanism promotes PCB board to two right-angle sides laminating the right-angle side inner wall of location right-angle board guarantees that the material loading position of PCB board is the same.
Preferably, the double-shaft beveling machine for the PCB comprises a supporting plate platform and a PIN seat, wherein the supporting plate platform and the PIN seat are respectively used for supporting edge plate surfaces at two ends of the PCB.
Preferably, the double-shaft beveling machine for the PCB is characterized in that the PCB supporting mechanism is an adjustable split type supporting structure and comprises a first supporting plate platform, a second supporting plate platform, a movable PIN seat, a first guide rail slide rail and parallel guide rail slide rail installation seats, two parallel guide rail slide rail installation seats are installed on the surface of the table board, the first guide rail slide rail is fixed on the upper surface of the parallel guide rail slide rail installation seats, the first supporting plate platform and the second supporting plate platform are perpendicular to the first guide rail slide rail, the two ends of the length of the first supporting plate platform and the second supporting plate platform are respectively fixed with sliding blocks installed on the first guide rail slide rail at the two ends, a through groove parallel to the first guide rail slide rail is processed on the surface of the parallel guide rail slide rail installation seats, and a threaded knob penetrates through end surface and through groove of the first supporting plate platform and the second supporting plate platform, and the first supporting plate platform and the second supporting plate platform are screwed on the plate surfaces of the parallel guide rail slide rail mounting seats, and the two movable PIN seats are slidably mounted on the plate surface of the Y-axis moving mechanism.
Preferably, a biax hypotenuse machine is used to PCB board, PCB board supporting mechanism is still including pushing down the subassembly, it includes rotary device (revolving cylinder or rotating electrical machines), rotatory pressure head, rotary rod to push down the subassembly, rotary device pass through the rotary device mounting panel with Y axle moving mechanism connecting plate is fixed, the rotary rod with rotary device's power take off end is connected, two rotatory pressure head is installed just be located on the rotary rod portable PIN seat position.
Preferably, a biax hypotenuse machine is used to PCB board, Y axle moving mechanism includes Y axle removal actuating mechanism, Y axle moving mechanism connecting plate, is on a parallel with the second guide rail slide rail of Y axle direction, Y axle removal actuating mechanism with the mesa face is fixed, Y axle moving mechanism connecting plate with Y axle removal actuating mechanism's power take off end connects, the second guide rail slide rail is fixed the face of Y axle moving mechanism connecting plate, two but mobile PIN seat is installed on the second guide rail slide rail.
The vacuum chuck group moves the PCB to the upper portion of the first supporting plate platform, the second supporting plate platform and the movable PIN seat from the feeding mechanism, the lower portions of the edges of the two sides of the width of the PCB are supported by the first supporting plate platform and the movable PIN seat, and the position of the second supporting plate platform is adjusted to the middle position of the PCB and used for supporting the PCB and avoiding the middle of the PCB from being sunken.
Preferably, the double-shaft beveling machine for the PCB comprises a PIN needle and a groove machined in the lower plate surface of the rotary pressure head.
When a PIN pinhole is machined on the PCB surface, the vacuum sucker group moves the PCB to the upper part of the PCB supporting mechanism under the driving of the X-axis carrying shaft and the carrying upper and lower air cylinders, so that the PIN needle is arranged in the PIN pinhole of the PCB surface; the rotating device drives the rotating pressure head to rotate, and the rotating pressure head is rotationally buckled at the top end of the PIN needle to press the PCB.
Preferably, a double-shaft beveling machine is used to PCB board, first PCB board positioning mechanism includes gyro wheel, movable baffle cylinder, controls mobilizable first board structure that keeps to the limit, around mobilizable second board structure that keeps to the limit, the cylinder in the first board structure that keeps to the limit is fixed the face of first layer board platform and the power take off end of this cylinder are provided with the translation push pedal that is on a parallel with the X axle, the cylinder in the second board structure that keeps to the limit is fixed the power take off end of second layer board platform face and this cylinder is provided with the translation push pedal that is on a parallel with the Y axle, the gyro wheel is installed the last face of portable PIN seat, movable baffle cylinder with the curb plate face of second layer board platform is fixed.
The side plate surfaces of the first supporting plate platform and the second supporting plate platform are provided with guide rail slide rails parallel to the Y axis, and the first edge-leaning plate-finishing structure and the second edge-leaning plate-finishing structure are respectively fixed in the guide rail slide rails of the side plate surfaces of the first supporting plate platform and the second supporting plate platform. The PCB is arranged on the upper plate surface of the first supporting plate platform, the second supporting plate platform and the movable PIN seat, the first side-leaning plate-finishing structure and the second side-leaning plate-finishing structure push the PCB until the right-angle side of the PCB contacts with the baffle plate strip and the roller of the movable baffle cylinder respectively, and the rotary pressure head presses the PCB.
Preferably, the double-shaft beveling machine for the PCB comprises an upper pressing plate, a lower pressing plate and a lower pressing cylinder, wherein the lower pressing plate is fixed to the surface of the table board, the upper pressing plate is fixed to the power output end of the lower pressing cylinder, the cylinder body of the lower pressing cylinder is fixed to the surface of the gantry, a PCB accommodating gap is formed between the upper pressing plate and the lower pressing plate, a CCD camera is mounted on the surface of the gantry, a thickness gauge is arranged on the cylinder body of the lower pressing cylinder, a tool setting gauge and a tool setting image are mounted on two sides of a lower pressing platform below the lower pressing plate, and a tool setting sensing part of the tool setting gauge is flush with the outermost edge of the upper pressing plate and the outermost edge of the lower pressing plate. The focal length center of the tool setting image is the tool tip parts of two milling cutters in the precision spindle assembly. The main part of this design has been equipped with tool setting camera tool setting appearance. Before the milling cutter is used, the position and the state of the milling cutter can be checked, so that the actions of the two spindle mechanisms are consistent, and the influence of the dislocation factor of the spindle mechanisms is reduced to the minimum. And automatic tool setting can be realized, and the problems of instability and accuracy errors caused by manual tool setting are solved.
A Y-axis movement driving mechanism in the Y-axis movement mechanism drives a connecting plate of the Y-axis movement mechanism to move along the Y-axis direction, so as to drive the PCB to enter an upper plate surface of the lower pressing plate, and when the PCB moves in place, the upper pressing plate moves downwards to press the PCB and then the edge cutting process is carried out; the CCD camera is used for positioning the position of the PCB.
Preferably, the precision spindle assembly comprises a trimming spindle, a trimming cylinder, a screw rod handle, a trimming cylinder connecting plate and a large plate, the lead screw handle is rotatably fixed with the large plate through a lead screw handle fixing plate, the trimming cylinder connecting plate is fixed with a lead screw nut of the lead screw handle, the cylinder body of the trimming cylinder is fixed with the trimming cylinder connecting plate, the piston shaft of the trimming cylinder is fixed with the trimming main shaft, big board panel processing has angle scale mark just the handle fixed plate with the angle pointer board is connected, and the screw thread knob passes the angle pointer board the arc wall of big board face is realized the angle pointer board big board is fixed, and the screw thread knob passes side cut cylinder connecting plate, lead screw handle fixed plate and fixes both, big board and peripheral structural connection.
Preferably, two groups of the trimming main shafts, the trimming cylinder, the lead screw handle and the trimming cylinder connecting plate are arranged on the board surface of the large board; the precision spindle assembly further comprises a spindle angle adjusting driving mechanism and a connecting rod, the spindle angle adjusting driving mechanism is a lead screw hand wheel structure, a lead screw hand wheel is installed on the large plate surface, one end of the connecting rod is connected with the angle pointer plate, and the other end of the connecting rod is connected with a lead screw nut of the lead screw hand wheel.
The angle of the trimming main shaft is changed by rotating the lead screw hand wheel to push the connecting rod to move, the position of a pointer of the angle pointer plate on an angle scale mark is read, the arrangement angle of the trimming main shaft is read, and multi-angle trimming operation is achieved. After the angle adjustment is completed, the trimming air cylinder needs to be started to enable the trimming main shaft to be located at the position of the PCB to be trimmed, when the trimming air cylinder is not enough formed, the trimming air cylinder can compensate the manual adjustment of the screw rod handle, and the stroke of the trimming main shaft is guaranteed to meet the trimming requirement.
Preferably, the precision spindle assembly is directly or indirectly connected with the spindle X-axis moving structure or/and the spindle Z-axis moving mechanism or/and the spindle Y-axis moving structure.
Preferably, the double-shaft beveling machine for the PCB board comprises a main shaft X-axis moving structure, an X-axis moving driving device and an X-axis auxiliary sliding rail, wherein the X-axis moving driving device and the X-axis auxiliary sliding rail are fixed on the upper board surface of the X-axis substrate, and the power output end of the X-axis moving driving device is fixed with the large board in an interconnecting manner.
Preferably, in the double-shaft beveling machine for the PCB, the main shaft Z-axis moving mechanism is fixed with the power output end of the X-axis moving driving device, and the large plate is fixed with the power output end of the main shaft Z-axis moving mechanism; the main shaft Z-axis moving mechanism comprises an X-axis upper layer reference plate, an X-axis upright post and a Z-axis fine adjustment mechanism, the Z-axis fine adjustment mechanism comprises a motor fixed with the X-axis upright post, a speed reducer connected with the motor and a lead screw connected with the speed reducer through a coupler, a lead screw nut of the lead screw is connected with a middle transition plate, and furthermore, the middle transition plate and the X-axis upright post are guided to lift through an auxiliary guide shaft; the main shaft Y-axis moving structure comprises a main shaft Y-axis moving driving device, the power output end of the Y-axis moving driving device 11 fixed to the top plate surface of the middle transition plate is fixed to the large plate, a guide rail slide rail parallel to the Y axis is arranged on the surface of the middle transition plate, and the large plate is fixed to a slide block of the guide rail slide rail on the surface of the middle transition plate.
Preferably, a double-shaft beveling machine is used to PCB board, main shaft Z axle moving mechanism still includes auxiliary stay pole, auxiliary stay pole's upper end supports and leans on the lower face of intermediate transition board, auxiliary stay pole's lower extreme is fixed with the threaded rod, the last face of X axle upper level reference plate is fixed with the T-shaped plate, the last face processing threaded hole of T-shaped plate, the threaded rod of auxiliary stay pole lower extreme is installed in the screw hole of T-shaped plate.
The lifting can be realized by rotating the auxiliary supporting rod, the requirement of Z-axis fine adjustment of the intermediate transition plate is met, and the intermediate transition plate and the whole precision spindle assembly are supported.
Preferably, the first lifting assembly, the X-axis carrying shaft, the driving device, the Y-axis movement driving mechanism, the second lifting assembly, the X-axis movement driving device, and the main shaft Y-axis movement driving device are motor screw assemblies or air cylinder assemblies, or other existing devices capable of achieving translation.
Preferably, a PCB board is with biax hypotenuse machine, the mesa of the same marble material of A district's unipolar hypotenuse machine, B district's unipolar hypotenuse machine sharing, the same X axle base plate of sharing, X axle removal drive arrangement, the supplementary slide rail of X axle.
The working principle is as follows:
a stacked PCB is arranged on an upper board surface of the feeding board, the uppermost PCB is pushed to a right-angle board positioning surface through an adjustable board adjusting mechanism in a second PCB positioning mechanism of a feeding mechanism in an A-zone single-shaft beveling machine, so that all PCB clamps are in the same position, the PCB clamps are taken and placed to the upper board surface of a PCB supporting mechanism by a PCB grabbing and moving mechanism, the first PCB positioning mechanism (different first PCB positioning mechanisms are selected through PIN pinholes on the PCB) presses the positioned PCB by a pressing board assembly, the PCB is conveyed to an upper pressing board passing through a PCB pressing mechanism through a Y-shaft moving mechanism and between lower pressing boards, the PCB is pressed downwards by the lower pressing boards, a CCD camera catches the outermost golden finger of the PCB exposed on the upper pressing board and the lower pressing board as a stop line, and the default golden finger is 2mm as a datum line. And when the PCB is processed each time, the CCD camera shoots and captures the stop line, and the stop line is compared with the set parameters and the template, so that whether the PCB to be processed is in a tolerance range can be judged.
And after the coordinates of the X, Y, Z shaft of the precision spindle assembly are adjusted, the trimming angle and the trimming position of the trimming spindle are adjusted, trimming is started, the CCD camera photographs the TIE BAR and the length of the bevel edge at the moment of finishing the processing, and whether the size of the chamfer is within the tolerance range of the process requirement is judged again. In addition, two sets of CCD cameras can be installed and are positioned on the same CCD camera guide rail, and the two cameras are ensured to be on the same reference line. When the CCD judges the stop line, the difference of the stop line shot by the two groups of cameras is the inclination angle of the PCB product, the coordinate parameter of each position is calculated and transmitted to the PLC, and the PLC controls the front and rear Y axes to carry out automatic interpolation so that the whole size tends to be consistent. Detect the thickness of each product through the calibrator, position and the milling cutter state of tool setting appearance inspection side cut main shaft milling cutter, the PCB board that the first side cut was accomplished reverse motion under Y axle moving mechanism's effect, place the PCB board at transfer mechanism position under the effect that the moving mechanism was snatched to the PCB board, the PCB board through transfer mechanism adjustment is in B district unipolar hypotenuse machine PCB board snatch the PCB board clamp and get the PCB board supporting mechanism's of putting to B district unipolar hypotenuse machine last face under the effect that moving mechanism was snatched to the PCB board, carry out the side cut operation of second time, put the PCB board to unloading mechanism face after the side cut of second time is accomplished, accomplish the unloading.
The advantages are as follows:
the design can realize automatic production, only needs to feed and discharge once in a period of time, the rest action flows are fully automatic, manpower and material resources are saved, and the CCD camera judges whether the PCB product can be processed on line. The servo motor control module enables the motion precision to be higher, and the machining mechanism of the whole mechanism can reach 0.05 mm.
The supporting plate platform is split, the position can be adjusted according to the size of a product, the problem that the plate is bent due to overlarge products is solved, and the universality of equipment is improved.
The first CCD camera judges the front and back positions of a PCB product during processing and performs size compensation through fine adjustment of front and back movement of the Y-axis moving mechanism, so that the product forming tolerance is overcome. The second CCD camera also detects the front and back size position and the left and right angle deflection position of the PCB product and calculates the difference of stop lines shot by the two CCD cameras, so that the PCB product realizes automatic compensation in the automatic chamfering and trimming process, the PCB product does not need to be stopped to manually adjust the angle of the Y axis of the chamfer, and the working efficiency is improved.
The thickness gauge is arranged on the cylinder body of the pressing cylinder and used for detecting the thickness of each product, the products with the plate thicknesses exceeding the tolerance range can be removed firstly, then the real-time plate thicknesses measured by the thickness gauge can be compared with the standard plate thicknesses, and after calculation, the problem of uneven plate thicknesses generated in the product forming process is solved through the lifting of the Z-axis fine adjustment mechanism.
The beveling machine can process PCB products, and can also detect the trimming size and the TIE BAR length of the PCB products immediately after the processing is finished. And judging whether the processing is qualified or not. And a reliable detection guarantee is added for the quality of the PCB product.
The beveling machine can be used for blowing at the upper pressing plate, and can blow once only by once action of the lower pressing plate cylinder, so that dust generated during cutting of the main shaft is blown away, and the machining precision of the mechanism is not influenced by the dust.
The double-shaft beveling machine can finish multiple trimming actions (not limited to twice) of the PCB in the process of feeding and discharging at one time, and a transfer area is suitable for transferring and using the PCB with multiple sizes, multiple specifications and multiple shapes, the trimming use of the PCB with multiple requirements is greatly improved, the universality is greatly improved, the trimming efficiency is greatly improved, and the intelligent operation can be finished only by setting a PLC control command according to the trimming process in advance. On the basis of the invention, a three-axis beveling machine, a four-axis beveling machine, a.
The marble table-board is used as the benchmark of the whole mechanism, and has the characteristics of high strength, strong corrosion resistance, good anti-vibration effect, smooth surface, convenience in maintenance and the like.
Drawings
The embodiments are further described with reference to the accompanying drawings, in which:
FIG. 1 is a schematic view of the overall structure of a double-shaft beveling machine for PCB boards according to the present invention;
FIGS. 2 and 3 are schematic structural views of a double-shaft beveling machine for a PCB according to the present invention;
FIG. 4 is a schematic view of a part of a double-shaft beveling machine for PCB according to the present invention;
FIG. 5 is a schematic structural diagram of a Y-axis moving mechanism of a double-shaft beveling machine for PCB boards according to the present invention;
FIG. 6 is a schematic structural diagram of a PCB supporting mechanism in a double-shaft beveling machine for PCBs according to the present invention;
FIG. 7 is a schematic structural diagram of a precision spindle assembly in a double-spindle beveling machine for PCB boards according to the present invention;
FIG. 8 is a schematic structural diagram of a transfer mechanism of a double-shaft beveling machine for PCB boards according to the present invention;
the specific structure corresponding to the number is as follows:
a first lifting component 001, a feeding plate 002, a positioning right-angle plate 003, an adjustable plate-arranging mechanism 004, a driving device 005, an X-axis carrying shaft 100, a carrying upper and lower air cylinders 101, a carrying synchronous support 102, a vacuum chuck group 103, a first supporting plate platform 200, a second supporting plate platform 201, a movable PIN seat 202, a first guide rail slide rail 203, a parallel guide rail slide rail mounting seat 204, a through groove 2041, a thread knob 2042, a rotating device 205, a rotating pressure head 206, a rotating rod 207, a Y-axis movement driving mechanism 300, a Y-axis movement mechanism connecting plate 301, a second guide rail slide rail 302, a PIN needle 400, a roller 401, a movable baffle air cylinder 402, a first edge-abutting plate-arranging structure, a second edge-abutting plate-arranging structure 404, an upper pressure plate 500, a lower pressure plate 501, a lower pressure air cylinder 502, an edge-cutting main shaft 600, an edge-cutting air cylinder 601, a lead screw handle 602, an edge-cutting air cylinder connecting plate 603, a large plate 604, an angle pointer plate 605, a main shaft angle adjusting driving mechanism 606, a connecting rod 607, a second lifting component 700, a blanking plate 701, an X-axis base plate 800, an X-axis movement driving device 801, an X-axis auxiliary slide rail 802, an X-axis upper-layer reference plate 901, an X-axis upright post 902, a Z-axis fine adjustment mechanism 903, a middle transition plate 904, an auxiliary guide shaft 905, an auxiliary support rod 906, a gantry 10, a main shaft Y-axis movement driving device 11, a CCD camera 12, a middle abutting edge reference plate 131, a right-angle edge 1311, a PCB plate supporting plate block 1312, a movable middle plate adjuster 132, a plate adjuster cylinder fixing plate 1321, a plate adjusting cylinder 1322, plate adjusters 1323, a movable middle rotator 133, a rotator lifting cylinder 1331, a rotator rotating cylinder 1332, a vacuum adsorption disc 1333, an iron middle magnet holder platform 134, a thickness gauge 14, a tool setting gauge 151 and a tool setting image 152,
the following detailed description will further illustrate the invention in conjunction with the above-described figures.
Detailed Description
Specific embodiment example 1:
a double-shaft beveling machine for a PCB board includes: the automatic chamfering machine comprises an A-area single-shaft beveling machine and a B-area single-shaft beveling machine, wherein the A-area single-shaft beveling machine and the B-area single-shaft beveling machine are installed in a mirror symmetry mode, the A-area single-shaft beveling machine or the B-area single-shaft beveling machine comprises a table board, a PCB grabbing and moving mechanism, a PCB supporting mechanism, a first PCB positioning mechanism, a Y-axis moving mechanism, a PCB pressing mechanism and a precision spindle assembly, and the double-shaft beveling machine further comprises a feeding mechanism, a discharging mechanism and a transfer mechanism;
the feeding mechanism is used for completing the feeding of the PCB;
the PCB grabbing and moving mechanism is used for transferring the PCB at the feeding mechanism to the PCB supporting mechanism;
the PCB supporting mechanism is used for supporting a PCB;
the first PCB board positioning mechanism is used for adjusting the position of the PCB board;
the Y-axis moving mechanism drives the PCB with the adjusted position to move repeatedly in the Y-axis direction;
the PCB pressing mechanism is used for pressing the positioned PCB from the Z-axis direction;
the precision spindle assembly is used for processing the trimming edge of the PCB;
the blanking mechanism is used for blanking the PCB after trimming operation;
the transfer mechanism is used for temporarily storing, positioning by the side and adjusting the angle orientation of the PCB after the unilateral edge cutting is finished, and the PCB needing to be cut edge again rotates to the position and then waits for participating in the next edge cutting process, and the PCB needing not to rotate waits for the next edge cutting process after the edge positioning.
The feeding mechanism further comprises a second PCB positioning mechanism, and the second PCB positioning mechanism is used for adjusting the PCB in the feeding mechanism, so that the original feeding positions of the PCBs are ensured to be the same.
Optionally, the PCB supporting mechanism is an adjustable split type supporting structure, and supporting requirements of PCB boards with different sizes can be met.
Optionally, the two groups of precision spindle assemblies are arranged, two edges of the PCB can be machined simultaneously, and further, the trimming angle and the acting position of the precision spindle assemblies can be adjusted synchronously.
Optionally, the precision spindle assembly is directly or indirectly connected with the spindle X-axis moving structure or/and the spindle Z-axis moving mechanism or/and the spindle Y-axis moving structure.
Specific embodiment example 2:
a double-shaft beveling machine for a PCB board comprises: the PCB grabbing and moving mechanism comprises a table top, a feeding mechanism, a PCB grabbing and moving mechanism, a PCB supporting mechanism, a first PCB positioning mechanism, a Y-axis moving mechanism, a PCB pressing mechanism, a precision spindle assembly and a discharging mechanism;
the feeding mechanism comprises a first lifting assembly 001 and a feeding plate 002, the feeding plate 002 is fixed with the lifting output end of the first lifting assembly 001, and the first lifting assembly 001 is fixed with the table top; the unloading mechanism includes second lifting unit 700, unloading board 701 with the lift output end of second lifting unit 700 is fixed, second lifting unit 700 with the mesa is fixed, loading mechanism, unloading mechanism set up respectively the feeding one side, the unloading one side of A district's unipolar hypotenuse machine, district's unipolar hypotenuse machine B.
A stack of stacked PCB boards is placed on the upper surface of the upper material plate 002, and the upper material plate 002 rises by one thickness of the PCB plate at a time, so that the uppermost PCB board is always located at the upper height. Through the PCB board material loading of twice side cut process earlier through the side cut of A district's unipolar hypotenuse machine, get into B district's unipolar hypotenuse machine after the adjustment of transfer mechanism again and carry out the secondary side cut, the PCB board that the side cut was accomplished snatchs the moving mechanism through the PCB board of B district's unipolar hypotenuse machine and shifts the unloading.
The PCB grabbing and moving mechanism comprises an X-axis carrying shaft 100, a carrying upper and lower air cylinder 101 and a vacuum chuck group 103, wherein the X-axis carrying shaft 100 is fixed with the table board through a gantry 10, the carrying upper and lower air cylinder 101 is fixed with the power output end of the X-axis carrying shaft 100, and the vacuum chuck group 103 is directly or indirectly fixed with the end part of a piston shaft of the carrying upper and lower air cylinder 101.
The PCB supporting mechanism comprises a supporting plate platform and a PIN seat, wherein the supporting plate platform and the PIN seat are respectively used for supporting edge plate surfaces at two ends of a PCB.
PCB board supporting mechanism still includes pushes down the subassembly, it includes rotary device 205 (revolving cylinder or rotating electrical machines), rotatory pressure head 206, rotary rod 207 to push down the subassembly, rotary device 205 pass through the rotary device mounting panel with Y axle moving mechanism connecting plate 301 is fixed, rotary rod 207 with rotary device 205's power take off end is connected, two rotatory pressure head 206 is installed on rotary rod 207 and be located portable PIN seat position.
Y axle moving mechanism includes Y axle removal actuating mechanism 300, Y axle moving mechanism connecting plate 301, is on a parallel with the second guide rail slide rail 302 of Y axle direction, Y axle removal actuating mechanism 300 with the mesa face is fixed, Y axle moving mechanism connecting plate 301 with the power take off end of Y axle removal actuating mechanism 300 is connected, second guide rail slide rail 302 is fixed the face of Y axle moving mechanism connecting plate 301, two but mobile PIN seat 202 is installed on the second guide rail slide rail 302.
The vacuum chuck group 103 moves the PCB to the upper parts of the first supporting plate platform 200, the second supporting plate platform 201 and the movable PIN seat 202 from the feeding mechanism, the lower parts of the edges of two sides of the width of the PCB are supported by the first supporting plate platform 200 and the movable PIN seat 202, the position of the second supporting plate platform 201 is adjusted to the middle position of the PCB, the PCB is supported, the middle part is prevented from being sunken, and the number of the second supporting plate platform 201 can be selectively increased or decreased according to the space of a table top and the size of the PCB.
Optionally, the first PCB board positioning mechanism includes a PIN 400, and a groove is formed on the lower plate of the rotary ram 206.
When a PIN pinhole is machined on the PCB surface, the vacuum chuck group 103 moves the PCB to the upper part of the PCB supporting mechanism under the driving of the X-axis carrying shaft 100 and the carrying upper and lower cylinders 101, so that the PIN needle 400 is placed in the PIN pinhole of the PCB surface; the rotary device 205 drives the rotary pressing head 206 to rotate, and the rotary pressing head 206 is buckled to press the PCB at the top end of the PIN needle 400.
Optionally, the first PCB positioning mechanism includes a roller 401, a movable baffle cylinder 402, a first edge-abutting plate structure 403 which is movable left and right, and a second edge-abutting plate structure 404 which is movable front and back, a cylinder in the first edge-abutting plate structure 403 is fixed on the plate surface of the first supporting plate platform 200, and a power output end of the cylinder is provided with a translation push plate parallel to the X axis, a cylinder in the second edge-abutting plate structure 404 is fixed on the plate surface of the second supporting plate platform 201, and a power output end of the cylinder is provided with a translation push plate parallel to the Y axis, the roller 401 is installed on the upper plate surface of the movable PIN seat 202, and the movable baffle cylinder 402 is fixed with the side plate surface of the second supporting plate platform 201.
The side plate surfaces of the first supporting plate platform 200 and the second supporting plate platform 201 are provided with guide rail slide rails parallel to the Y axis, and the first edge-abutting plate-finishing structure 403 and the second edge-abutting plate-finishing structure 404 are respectively fixed in the guide rail slide rails of the side plate surfaces of the first supporting plate platform 200 and the second supporting plate platform 201.
The PCB is arranged on the upper plate surfaces of the first supporting plate platform 200, the second supporting plate platform 201 and the movable PIN seat 202, the first edge-leaning plate-finishing structure 403 and the second edge-leaning plate-finishing structure 404 push the PCB until the right-angle edges of the PCB respectively contact the baffle plates and the rollers 401 of the movable baffle cylinder 402, and the rotary pressure head 206 presses the PCB.
The PCB board pushing mechanism comprises an upper pressing plate 500, a lower pressing plate 501 and a lower pressing cylinder 502, wherein the lower pressing plate 501 is fixed with the surface of the table board, the upper pressing plate 501 is fixed with the power output end of the lower pressing cylinder 502, the cylinder body of the lower pressing cylinder 502 is fixed with the surface of the gantry 10, a PCB board accommodating gap is arranged between the upper pressing plate 500 and the lower pressing plate 501, the surface of the gantry 10 is provided with a CCD camera 12, the cylinder body of the lower pressing cylinder 502 is provided with a thickness gauge 14, two sides of a lower pressing platform below the lower pressing plate 501 are provided with a tool setting gauge 151 and a tool setting image 152, and the tool setting sensing part of the tool setting gauge 151 is flush with the outermost edges of the upper pressing plate 500 and the lower pressing plate 501. The focal length center of the tool setting image 152 is the tip portion of two milling cutters in the precision spindle assembly. The main part of this design has been equipped with tool setting camera tool setting appearance. Before the milling cutter is used, the position and the state of the milling cutter can be checked, so that the actions of the two spindle mechanisms are consistent, and the influence of the dislocation factor of the spindle mechanisms is reduced to the minimum. And automatic tool setting can be realized, and the problems of instability and accuracy errors caused by manual tool setting are solved.
A Y-axis movement driving mechanism 300 in the Y-axis movement mechanism drives a connecting plate 301 of the Y-axis movement mechanism to move along the Y-axis direction, so as to drive the PCB to enter an upper plate surface of a lower pressing plate 501, and after the PCB moves in place, the upper pressing plate 500 moves downwards to press the PCB, so as to enter an edge cutting process; the CCD camera 12 is used to locate the position of the PCB board.
The precision spindle assembly comprises a trimming spindle 600, a trimming cylinder 601, a screw rod handle 602, a trimming cylinder connecting plate 603 and a large plate 604, the lead screw handle 602 is rotatably fixed to the large plate 604 by a lead screw handle fixing plate, the trimming cylinder connecting plate 603 is fixed with a screw nut of the screw handle 602, a cylinder body of the trimming cylinder 601 is fixed with the trimming cylinder connecting plate 603, a piston shaft of the trimming cylinder 601 is fixed with the trimming spindle 600, the angle scale lines are formed in the surface of the large plate 604, the handle fixing plate is connected with the angle pointer plate 605, the threaded knob penetrates through the arc-shaped grooves of the angle pointer plate 605 and the surface of the large plate 604 to fix the angle pointer plate 605 and the large plate 604, the threaded knob penetrates through the trimming cylinder connecting plate 603 and the lead screw handle fixing plate to fix the trimming cylinder connecting plate and the lead screw handle fixing plate, and the large plate 604 is connected with a peripheral structure.
The transfer mechanism comprises a transfer edge-leaning reference plate 131, a movable middle transfer plate device 132 and a movable transfer rotator 133, wherein the transfer edge-leaning reference plate 131, the movable middle transfer plate device 132 and the movable transfer rotator 133 are all arranged on the upper plate surface of the table top and are positioned between the single-shaft beveling machine in the area A and the single-shaft beveling machine in the area B; the middle leaning edge reference plate 131 comprises a right-angle edge 1311 directly fixed to the table top and a PCB supporting plate block 1312 fixed to the inner side plate surface of the right-angle edge 1311, the movable middle plate adjuster 132 comprises a plate adjuster cylinder fixing plate 1321 directly or indirectly fixed to the table top, a plate adjuster cylinder 1322 and a plate adjuster clamp 1323, the plate adjuster cylinder 1322 is fixed to the plate surface of the plate adjuster cylinder fixing plate 1321, the plate adjuster clamp 1323 is fixed to the piston shaft end of the plate adjuster cylinder 1322, and the swinging direction of the plate adjuster clamp 1323 is located in the direction of the right-angle edge of the PCB; the movable transfer rotator 133 comprises a transfer rotator lifting cylinder 1331 directly or indirectly fixed with the table top, a transfer rotator rotating cylinder 1332 fixed with the piston shaft of the transfer rotator lifting cylinder 1331, and a vacuum adsorption disc 1333 connected with the power output end of the transfer rotator rotating cylinder 1332.
After the PCB is trimmed by the single-shaft beveling machine in the area A, the PCB waiting for trimming next time can be transferred to the PCB supporting plate 1312 of the middle leaning edge reference plate 131 and the upper plate of the plate-arranging device air cylinder fixing plate 1321 under the action of the single-shaft beveling machine PCB grabbing moving mechanism in the area A, the vacuum adsorption disc 1333 firstly ascends under the action of the air cylinder to jack up the PCB and adsorb the PCB, the PCB descends to the supporting surface of the middle leaning edge reference plate 131 after rotating for a set angle, the vacuum adsorption force disappears, the vacuum adsorption disc 1333 is located in the middle of the PCB to support and avoid sinking, and the plate-arranging pliers 1323 in the movable middle leaning edge device 132 push a straight-angle position of the PCB to two right-angle edges of the middle leaning edge reference plate 131 attached to the PCB. When the PCB needs not to rotate, the movable middle plate-adjusting device 132 directly acts on the PCB to complete the reference positioning, and the PCB grabbing and moving mechanism of the B-area single-shaft beveling machine is used for transferring and participating in the next trimming process.
Alternatively, the first lifting assembly 001, the X-axis carrying shaft 100, the driving device 005, the Y-axis movement driving mechanism 300, the second lifting assembly 700, the X-axis movement driving device 801, and the main shaft Y-axis movement driving device 11 are motor screw assemblies or air cylinder assemblies, or other existing devices capable of achieving translation.
Specific embodiment example 3:
on the basis of the specific implementation case 2, one or more of the following optimization technical schemes can be selected:
(1) the PCB grabbing and moving mechanism further comprises a conveying synchronous support 102, the conveying synchronous support 102 is fixed with a piston shaft of the conveying upper air cylinder 101 and the conveying lower air cylinder 101, and two ends of the conveying synchronous support 102 are respectively fixed with the vacuum sucker group 103.
The X-axis carrying shaft 100 and the carrying upper and lower air cylinders 101 respectively drive the vacuum chuck group 103 to translate in the X-axis direction and move up and down in the Z-axis direction, and the vacuum chuck group 103 is used for adsorbing the PCB (printed circuit board) at the top of the feeding plate 002 of the feeding mechanism; after the vacuum sucker groups 103 are arranged at the two ends of the carrying synchronous support 102, the vacuum sucker groups 103 at the two ends can simultaneously and respectively complete the feeding grabbing of the PCB and the blanking grabbing of the PCB, so that the transfer efficiency of the PCB is improved.
(2) The feeding mechanism further comprises a second PCB positioning mechanism, and the second PCB positioning mechanism is used for adjusting the PCB in the feeding mechanism, so that the original feeding positions of the PCBs are ensured to be the same.
The second PCB board positioning mechanism comprises a positioning right-angle plate 003, an adjustable whole plate mechanism 004 and a driving device 005 which are directly or indirectly fixed with the table board, two right-angle edges of the positioning right-angle plate 003 are respectively provided with the adjustable whole plate mechanism 004 which are mutually perpendicular, and the adjustable whole plate mechanism 004 is provided with one driving device 005 and is connected with a power output end of the driving device 005.
Before the top PCB board was snatched, drive arrangement 005 can drive two adjustable whole board mechanism 004 action promotes PCB board to two right-angle sides laminating the right-angle side inner wall of location right-angle board 003 guarantees that the material loading position of PCB board is the same.
(3) PCB board supporting mechanism is adjustable split type bearing structure, including first layer board platform 200, second layer board platform 201, portable PIN seat 202, first guide rail slide rail 203, parallel guide rail slide rail mount pad 204, the mesa face is installed two parallel guide rail slide rail mount pad 204, first guide rail slide rail 203 is fixed the last face of parallel guide rail slide rail mount pad 204, first layer board platform 200, second layer board platform 201 with first guide rail slide rail 203 sets up perpendicularly, the length both ends of first layer board platform 200, second layer board platform 201 are fixed with the slider of first guide rail slide rail 203 installation at both ends respectively, the face processing of parallel guide rail slide rail mount pad 204 has the logical groove 2041 that is on a parallel with first guide rail slide rail 203, and screw knob 2042 passes the tip face of first layer board platform 200, second layer board platform 201, The through groove 2041 is used for screwing the first supporting plate platform 200 and the second supporting plate platform 201 on the plate surfaces of the parallel guide rail slide rail installation seats 204, and the two movable PIN seats 202 can be installed on the plate surface of the Y-axis moving mechanism in a sliding manner.
(4) The surface of the large plate 604 is provided with two groups of the trimming main shafts 600, the trimming cylinders 601, the screw rod handles 602 and the trimming cylinder connecting plates 603; the precision spindle assembly further comprises a spindle angle adjusting and driving mechanism 606 and a connecting rod 607, the spindle angle adjusting and driving mechanism 606 is a lead screw hand wheel structure, a lead screw hand wheel is installed on the surface of the large plate 604, one end of the connecting rod 607 is connected with the angle pointer plate 605, and the other end of the connecting rod 607 is connected with a lead screw nut of the lead screw hand wheel.
(5) The angle of the trimming spindle 600 is changed by rotating the lead screw hand wheel to push the connecting rod 607 to move, the arrangement angle of the trimming spindle 600 is read by reading the position of the pointer of the angle pointer plate 605 on the angle scale line, and multi-angle trimming operation is realized. After the angle adjustment is completed, the trimming cylinder 601 needs to be started to enable the trimming spindle 600 to be located at the position of the PCB to be trimmed, when the trimming cylinder 601 is not enough formed, the trimming spindle can be compensated with the manual adjusting screw rod handle 602, and the stroke of the trimming spindle 600 is guaranteed to meet the trimming requirement.
(6) Preferably, the precision spindle assembly is directly or indirectly connected with the spindle X-axis moving structure or/and the spindle Z-axis moving mechanism or/and the spindle Y-axis moving structure.
(7) The main shaft X-axis moving structure comprises an X-axis substrate 800, an X-axis moving driving device 801 and an X-axis auxiliary sliding rail 802, wherein the X-axis moving driving device 801 and the X-axis auxiliary sliding rail 802 are fixed on the upper plate surface of the X-axis substrate 800, and the power output end of the X-axis moving driving device 801 is indirectly fixed with the large plate 604. The main shaft Z-axis moving mechanism is fixed with the power output end of the X-axis moving driving device 801, and the large plate 604 is fixed with the power output end of the main shaft Z-axis moving mechanism; the main shaft Z-axis moving mechanism comprises an X-axis upper-layer reference plate 901, an X-axis upright post 902 and a Z-axis fine adjustment mechanism 903, the Z-axis fine adjustment mechanism comprises a motor fixed with the X-axis upright post 902, a speed reducer connected with the motor and a lead screw connected with the speed reducer through a coupler, a lead screw nut of the lead screw is connected with a middle transition plate 904, and further, the middle transition plate 904 and the X-axis upright post 902 are guided to ascend and descend through an auxiliary guide shaft 905; the main shaft Y-axis moving structure comprises a main shaft Y-axis moving driving device 11, a power output end of the main shaft Y-axis moving driving device 11 fixed with the top plate surface of the middle transition plate 904 is fixed with the large plate 604, a guide rail slide rail parallel to the Y axis is arranged on the surface of the middle transition plate 904, and the large plate 604 is fixed with a slide block of the guide rail slide rail on the surface of the middle transition plate 904.
(8) The main shaft Z-axis moving mechanism further comprises an auxiliary supporting rod 906, the upper end of the auxiliary supporting rod 906 abuts against the lower plate surface of the middle transition plate 904, a threaded rod is fixed at the lower end of the auxiliary supporting rod 906, a T-shaped plate is fixed on the upper plate surface of the X-axis upper-layer reference plate 901, a threaded hole is machined in the upper plate surface of the T-shaped plate, and the threaded rod at the lower end of the auxiliary supporting rod 906 is installed in the threaded hole of the T-shaped plate.
(9) The auxiliary supporting rod 906 can be rotated to realize lifting, the requirement for fine adjustment of the Z axis of the middle transition plate 904 is met, and the middle transition plate 904 and the whole precision spindle assembly are supported.
(10) Transfer mechanism still includes the transfer magnetism seat platform 134 in the iron system, the transfer magnetism seat platform 134 is fixed in the iron system face on the mesa, the formula is installed to the equal magnetism of whole board ware 132, portable transfer circulator 133 in portable the last face of transfer magnetism seat platform 134 in the iron system, the position adjustment of whole board ware 132, portable transfer circulator 133 in convenient portable transfer is fit for the use of the PCB board transfer location of not unidimensional, different patterns.
(11) The A-zone single-shaft beveling machine and the B-zone single-shaft beveling machine share the table top made of the same marble material, share the same X-axis substrate 800 and X-axis moving driving device 801 and X-axis auxiliary sliding rails 802.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a PCB board is with biax beveling machine which characterized in that: the automatic chamfering machine comprises an A-area single-shaft chamfering machine and a B-area single-shaft chamfering machine, wherein the A-area single-shaft chamfering machine and the B-area single-shaft chamfering machine are symmetrically installed in a mirror mode, the A-area single-shaft chamfering machine or the B-area single-shaft chamfering machine comprises a table board, a PCB grabbing moving mechanism, a PCB supporting mechanism, a first PCB positioning mechanism, a Y-axis moving mechanism, a PCB pressing mechanism and a precision spindle assembly, and the double-shaft chamfering machine further comprises a feeding mechanism, a discharging mechanism and a transfer mechanism;
the feeding mechanism is used for completing the feeding of the PCB;
the PCB grabbing and moving mechanism is used for transferring the PCB at the feeding mechanism to the PCB supporting mechanism;
the PCB supporting mechanism is used for supporting a PCB;
the first PCB board positioning mechanism is used for adjusting the position of the PCB board;
the Y-axis moving mechanism drives the PCB with the adjusted position to move repeatedly in the Y-axis direction;
the PCB pressing mechanism is used for pressing the positioned PCB from the Z-axis direction;
the precision spindle assembly is used for processing the edge cutting of the PCB;
the blanking mechanism is used for blanking the PCB after trimming operation;
the transfer mechanism is used for temporarily storing, leaning to the side and positioning or/and adjusting the angle orientation of the PCB after the unilateral trimming is finished.
2. The double-shaft beveling machine for a PCB of claim 1, wherein: the feeding mechanism comprises a first lifting assembly and a feeding plate, the feeding plate is fixed with the lifting output end of the first lifting assembly, and the first lifting assembly is fixed with the table top; the blanking mechanism comprises a second lifting assembly and a blanking plate, the blanking plate is fixed with the lifting output end of the second lifting assembly, the second lifting assembly is fixed with the table top, and the feeding mechanism and the blanking mechanism are respectively arranged on the feeding side and the blanking side of the single-shaft beveling machine in the area A and the single-shaft beveling machine in the area B; the PCB grabbing and moving mechanism comprises an X-axis carrying shaft, a carrying upper air cylinder, a carrying lower air cylinder, a carrying synchronous support and a vacuum sucker group, wherein the X-axis carrying shaft is fixed with the table board through a gantry, the carrying upper air cylinder and the carrying lower air cylinder are fixed with the power output end of the X-axis carrying shaft, the carrying synchronous support is fixed with a piston shaft of the carrying upper air cylinder and the carrying lower air cylinder, and two ends of the carrying synchronous support are respectively fixed with the vacuum sucker group.
3. The double-shaft beveling machine for a PCB of claim 1, wherein: the transfer mechanism comprises a transfer edge-leaning reference plate, a movable transfer plate device and a movable transfer rotator, wherein the transfer edge-leaning reference plate, the movable transfer plate device and the movable transfer rotator are all arranged on the upper plate surface of the table board and are positioned between the single-shaft beveling machine in the area A and the single-shaft beveling machine in the area B; the movable transfer plate adjusting device comprises a plate adjusting device cylinder fixing plate, a plate adjusting cylinder and a plate adjusting clamp, wherein the plate adjusting cylinder fixing plate is directly or indirectly fixed with the table top; the movable transfer rotator comprises a rotary rotator lifting cylinder directly or indirectly fixed with the table board, a rotary rotator rotating cylinder fixed with a rotary rotator lifting cylinder piston shaft, and a vacuum adsorption disc connected with the power output end of the rotary rotator rotating cylinder.
4. The double-shaft beveling machine for a PCB of claim 1, wherein: the feeding mechanism further comprises a second PCB positioning mechanism; second PCB board positioning mechanism includes with direct or indirect fixed location right-angle board of mesa, adjustable whole board mechanism, drive arrangement, mutually perpendicular is installed respectively on two right-angle sides of location right-angle board adjustable whole board mechanism, adjustable whole board mechanism all is provided with one drive arrangement and with drive arrangement's power take off end connects.
5. The double-shaft beveling machine for a PCB of claim 1, wherein: the PCB supporting mechanism comprises a supporting plate platform and a PIN seat, and the supporting plate platform and the PIN seat are respectively used for supporting the edge plate surfaces of two ends of the PCB; the PCB supporting mechanism is an adjustable split type supporting structure and comprises a first supporting plate platform, a second supporting plate platform, a movable PIN seat, a first guide rail slide rail and parallel guide rail slide rail installation seats, wherein two parallel guide rail slide rail installation seats are installed on the surface of the table board, the first guide rail slide rail is fixed on the upper surface of the parallel guide rail slide rail installation seats, the first supporting plate platform and the second supporting plate platform are vertically arranged with the first guide rail slide rail, the two ends of the length of the first supporting plate platform and the two ends of the second supporting plate platform are respectively fixed with sliding blocks installed on the first guide rail slide rail at the two ends, through grooves parallel to the first guide rail slide rail are processed on the surface of the parallel guide rail slide rail installation seats, a threaded knob penetrates through the end surface of the first supporting plate platform and the end surface of the second supporting plate platform and the through grooves to screw the first supporting plate platform and the second supporting plate platform on the surface of the parallel guide rail slide rail installation seats, the two movable PIN seats are slidably mounted on the plate surface of the Y-axis moving mechanism; PCB board supporting mechanism still includes pushes down the subassembly, it includes rotary device, rotatory pressure head, rotary rod to push down the subassembly, rotary device pass through the rotary device mounting panel with Y axle moving mechanism is fixed, the rotary rod with rotary device's power take off end is connected, two rotatory pressure head is installed on the rotary rod and be located portable PIN seat position.
6. The double-shaft beveling machine for a PCB according to claim 5, wherein: y axle moving mechanism includes Y axle removal actuating mechanism, Y axle moving mechanism connecting plate, is on a parallel with the second guide rail slide rail of Y axle direction, Y axle removal actuating mechanism with the mesa face is fixed, Y axle moving mechanism connecting plate with Y axle removal actuating mechanism's power take off end is connected, the second guide rail slide rail is fixed the face of Y axle moving mechanism connecting plate, two but mobile PIN seat is installed on the second guide rail slide rail, rotary device pass through the rotary device mounting panel with Y axle moving mechanism connecting plate is fixed.
7. The double-shaft beveling machine for a PCB according to claim 5, wherein: the first PCB positioning mechanism comprises a PIN needle, and a groove is processed on the lower plate surface of the rotary pressure head; or first PCB board positioning mechanism includes gyro wheel, portable baffle cylinder, controls mobilizable first limit whole board structure of keeping close to, around mobilizable second limit whole board structure, the cylinder in the first limit whole board structure of keeping close to is fixed the face of first layer board platform and the power take off end of this cylinder are provided with the translation push pedal that is on a parallel with the X axle, the cylinder in the second limit whole board structure of keeping close to is fixed the power take off end of second layer board platform face and this cylinder is provided with the translation push pedal that is on a parallel with the Y axle, the gyro wheel is installed the last face of portable PIN seat, portable baffle cylinder with the curb plate face of second layer board platform is fixed.
8. The double-shaft beveling machine for a PCB of claim 2, wherein: the PCB board pushing mechanism comprises an upper pressing plate, a lower pressing plate and a pushing cylinder, wherein the lower pressing plate is fixed with the surface of the table board, the upper pressing plate is fixed with the power output end of the pushing cylinder, the cylinder body of the pushing cylinder is fixed with the surface of the gantry, a PCB board accommodating gap is arranged between the upper pressing plate and the lower pressing plate, a CCD camera is installed on the surface of the gantry, a thickness gauge is arranged on the cylinder body of the pushing cylinder, a tool setting gauge and a tool setting image are installed on two sides of a pushing platform below the lower pressing plate, the tool setting sensing part of the tool setting gauge is flush with the outermost edge of the upper pressing plate and the outermost edge of the lower pressing plate, and the focal distance center of the tool setting image is the tool tip parts of two milling cutters in the precision spindle assembly.
9. The double-shaft beveling machine for a PCB of claim 1, wherein: the precision spindle assembly comprises a trimming spindle, a trimming cylinder, a screw rod handle, a trimming cylinder connecting plate and a large plate, wherein the screw rod handle is rotatably fixed with the large plate through a screw rod handle fixing plate, the trimming cylinder connecting plate is fixed with a screw rod nut of the screw rod handle, a cylinder body of the trimming cylinder is fixed with the trimming cylinder connecting plate, a piston shaft of the trimming cylinder is fixed with the trimming spindle, an angle scale mark is processed on the surface of the large plate, the handle fixing plate is connected with the angle pointer plate, a threaded knob penetrates through the angle pointer plate and an arc-shaped groove of the surface of the large plate to fix the angle pointer plate and the large plate, and the threaded knob penetrates through the trimming cylinder connecting plate and the screw rod handle fixing plate to fix the trimming cylinder connecting plate and the screw rod handle fixing plate; the large plate surface is provided with two groups of the trimming main shafts, the trimming cylinders, the screw rod handles and the trimming cylinder connecting plates; the precision spindle assembly further comprises a spindle angle adjusting driving mechanism and a connecting rod, the spindle angle adjusting driving mechanism is a lead screw hand wheel structure, a lead screw hand wheel is installed on the large plate surface, one end of the connecting rod is connected with the angle pointer plate, and the other end of the connecting rod is connected with a lead screw nut of the lead screw hand wheel.
10. The double-shaft beveling machine for a PCB of claim 9, wherein: the precision spindle assembly is connected with a spindle X-axis moving structure or/and a spindle Z-axis moving mechanism or/and a spindle Y-axis moving structure; the X-axis moving structure of the main shaft comprises an X-axis base plate, an X-axis moving driving device and an X-axis auxiliary sliding rail, wherein the X-axis moving driving device and the X-axis auxiliary sliding rail are fixed on the upper plate surface of the X-axis base plate, and the power output end of the X-axis moving driving device is fixedly connected with the large plate; the main shaft Z-axis moving mechanism is fixed with the power output end of the X-axis moving driving device, and the large plate is fixed with the power output end of the main shaft Z-axis moving mechanism; the Z-axis moving mechanism of the main shaft comprises an X-axis upper-layer reference plate, an X-axis upright post and a Z-axis fine adjustment mechanism, the Z-axis fine adjustment mechanism comprises a motor fixed with the X-axis upright post, a speed reducer connected with the motor and a lead screw connected with the speed reducer through a coupler, and a lead screw nut of the lead screw is connected with the intermediate transition plate; the main shaft Y-axis moving structure comprises a main shaft Y-axis moving driving device, a power output end of the main shaft Y-axis moving driving device fixed with the top plate surface of the middle transition plate is fixed with the large plate, a guide rail slide rail parallel to the Y axis is arranged on the surface of the middle transition plate, and the large plate and the surface of the middle transition plate are fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210337102.7A CN114916136A (en) | 2022-04-01 | 2022-04-01 | Double-shaft beveling machine for PCB |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210337102.7A CN114916136A (en) | 2022-04-01 | 2022-04-01 | Double-shaft beveling machine for PCB |
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| CN114916136A true CN114916136A (en) | 2022-08-16 |
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| CN202210337102.7A Pending CN114916136A (en) | 2022-04-01 | 2022-04-01 | Double-shaft beveling machine for PCB |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115781791A (en) * | 2022-11-16 | 2023-03-14 | 深圳市华联森自动化设备有限公司 | Circuit board processing device |
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- 2022-04-01 CN CN202210337102.7A patent/CN114916136A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115781791A (en) * | 2022-11-16 | 2023-03-14 | 深圳市华联森自动化设备有限公司 | Circuit board processing device |
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