Background technology
PCB, Chinese is printed circuit board, is the important electron parts, is the supporter of electronic devices and components, is the supplier that electronic devices and components are electrically connected.
In the manufacturing process of PCB, need to use a kind of little brill, the microbit of drill point diameter below 3.175mm, at present, in the little brill course of processing of PCB, especially after the little brill of PCB is slotted through CNC, usually take off the little brill of worked-out PCB by operating manually from CNC principal shaft product clamping mechanism, because the PCB micro-drill diameter is smaller, operation is very inconvenient manually, and the little brill of PCB is hindered hand easily, if in a single day the little brill of PCB penetrates in the hand, be difficult to be removed, must could take out with speciality tool through hospital surgical; In addition, because the hard and crisp material characteristic of wolfram steel, slight bumping (hitting) just may cause cutting edge or the angle of rifling of the little brill of PCB that processes breach to occur in Cao Zuo the process manually, and is difficult for being examined out.
Summary of the invention
The objective of the invention is to change the deficiency in the existing little brill process technology of PCB and provide a kind of CNC blanking for the little brill fluting of PCB to insert coil device, to realize automation, the systematization of the little brill processing of PCB, enhance productivity, reduce labour cost, improve the quality of the little brill of PCB, reduce the little brill cost of processing of PCB, guarantee the safety of operating personal in the little brill course of processing of PCB.
The technical solution adopted in the present invention:
The dish device is inserted in a kind of CNC blanking for the little brill fluting of PCB, comprise cutting agency and receiving mechanism, it is characterized in that: described cutting agency comprises the blanking frame, blanking pneumatic-finger and receiving hopper are installed on the blanking frame, receiving hopper is below pneumatic-finger, the bottom of receiving hopper is provided with feed opening, and the feed opening place is equipped with tremie pipe; Described receiving mechanism comprise rewinding up and down cylinder, be positioned at rewinding up and down the cylinder below the XY mobile device and be installed on a charging tray point plate that is used for the carrying charging tray on the XY mobile device; The rewinding bottom of cylinder up and down is equipped with deflector chute, and the bottom of tremie pipe is stretched in the deflector chute.
Described deflector chute outer periphery is equipped with annular metal detection sensor device.
Described XY mobile device comprises X-axis mobile platform and y-axis shift moving platform, the X-axis mobile platform comprises X-axis mobile platform base plate, X-axis mobile platform base plate is provided with the X-axis linear guides, the X-axis slip load bearing seat that is complementary with it is installed on X-axis linear guides, the X-axis identical with its moving direction is installed on the X-axis slip load bearing seat drives leading screw, an end of X-axis mobile platform base plate is equipped with for driving the X-axis driving stepping motor that X-axis drives leading screw; The y-axis shift moving platform comprises y-axis shift moving platform base plate, y-axis shift moving platform base plate is provided with the Y-axis linear guides, the Y-axis slip load bearing seat that is complementary with it is installed on Y-axis linear guides, the Y-axis identical with its moving direction is installed on the Y-axis slip load bearing seat drives leading screw, an end of y-axis shift moving platform base plate is equipped with for driving the Y-axis driving stepping motor that Y-axis drives leading screw.
Described y-axis shift moving platform is installed on the X-axis slip load bearing seat, be provided with between y-axis shift moving platform and the X-axis slip load bearing seat for the XY shaft platform connecting panel that connects y-axis shift moving platform and X-axis slip load bearing seat, in the normal operation, move by the vertical direction in X-axis and Y-axis, arrive the optional position on the charging tray.
Be provided with the lubricating oil circulation in the described tremie pipe, the protection drill point can not cause product bad because of excessive velocities in the decline process.
Described charging tray point position plate is installed on the Y-axis slip load bearing seat.
Be equipped with on the described Y-axis slip load bearing seat and connect oil tray, charging tray point position plate is installed on and connects in the oil tray.Beneficial effect of the present invention:
1, the present invention utilizes the metallic material principle of induction, and the collocation blanking device is realized automatic material receiving, substitute rewinding operation manually, improve the speed of the little brill fluting of PCB back rewinding, reduced the little brill cost of processing of PCB, guaranteed the safety of operating personal in the little brill rewinding of the PCB process.
2, the present invention utilizes the metallic material principle of induction, the collocation blanking device can be realized automatic material receiving to the drill bit of different-diameter, length, with the speed lifting 600% of the little brill of PCB CNC fluting, and the accuracy rate that material is put into charging tray can reach 100%, and the condemnation factor of product reduces to 0% in the rewinding process.
3, the present invention utilizes the metallic material principle of induction, realizes automatic charging rewinding function, safeguard work personnel not situation under still normally rewinding.
4, the present invention adopts feeding pipe, is provided with lubricating oil circulation in the pipeline, utilizes the principle of track and free-falling body, guarantee the little brill of PCB can smooth and easy landing to charging tray, reduce energy resource consumption.
5. the present invention adopts extra quality dish rewinding; each charging tray can be feeded 500; charging tray hole equidistant 6mm x 6mm array distribution; can not shut down in the board work and change dish; (be to transfer to the rewinding of B dish after the A dish is filled automatically; the warning reminding operating personal is put A dish material away simultaneously, places empty charging tray simultaneously, and circulation is finished and do not shut down rewinding successively).
6. the present invention attaches oil drain pan, the unified recovery after the lubricating oil that pipeline flows out compiles in oil drain pan, and energy-conserving and environment-protective are accomplished in recycling.
The specific embodiment
As shown in Figure 1, the dish device is inserted in the CNC blanking that is used for the little brill fluting of PCB, comprise cutting agency and the receiving mechanism that is positioned at the cutting agency below, cutting agency comprises blanking frame 21, blanking pneumatic-finger 1 and receiving hopper 2 are installed on the blanking frame 21, receiving hopper 2 is below pneumatic-finger 1, and the bottom of receiving hopper 2 is provided with feed opening, and the feed opening place is equipped with tremie pipe 3; Above-mentioned receiving mechanism comprise rewinding up and down cylinder 4, be positioned at rewinding up and down cylinder 4 belows the XY mobile device and be installed on a charging tray point plate 8 that is used for the carrying charging tray on the XY mobile device; The rewinding bottom of cylinder 4 up and down is equipped with deflector chute 6, and deflector chute 6 outer periphery are equipped with annular metal detection sensor device 5, and deflector chute interior 6 is stretched in the bottom of tremie pipe 3.
As shown in Figure 2, above-mentioned XY mobile device comprises X-axis mobile platform and y-axis shift moving platform, and the y-axis shift moving platform is installed on the X-axis mobile platform with crossing XY shaft platform connecting panel; The X-axis mobile platform comprises X-axis mobile platform base plate 15, X-axis mobile platform base plate 15 is provided with X-axis linear guides 20, the X-axis slip load bearing seat 18 that is complementary with it is installed on X-axis linear guides 20, the X-axis identical with its moving direction is installed on the X-axis slip load bearing seat 18 drives leading screw 17, an end of X-axis mobile platform base plate 15 is equipped with for driving the X-axis driving stepping motor 16 that X-axis drives leading screw 17; The y-axis shift moving platform comprises y-axis shift moving platform base plate 10, y-axis shift moving platform base plate 10 is installed on the X-axis slip load bearing seat 18 by XY shaft platform connecting panel 14, y-axis shift moving platform base plate 10 is provided with Y-axis linear guides 19, the Y-axis slip load bearing seat 13 that is complementary with it is installed on Y-axis linear guides 19, the Y-axis identical with its moving direction is installed on the Y-axis slip load bearing seat 13 drives leading screw 12, an end of y-axis shift moving platform base plate is equipped with for driving the Y-axis driving stepping motor 11 that Y-axis drives leading screw 12; Be equipped with on the Y-axis slip load bearing seat 13 and connect oil tray 9, charging tray point position plate 8 is installed on and connects in the oil tray 9.
Principle of work: automatic blanking mechanism pneumatic-finger 1 adds the Ministry of worker from equipment and takes out the product that processes; put into receiving hopper 2; utilize tremie pipe 3 that the product free-falling body is fallen into material collecting device; after in the rewinding hole that falls into behind the annular metal detection sensor device 5 of product by material collecting device on the rewinding dish 7; after annular metal detection sensor device 5 detects; control rewinding upper and lower air cylinders 4 vertical uplift; to avoid product; the XY mobile platform moves to position, next hole according to the charging tray 7 that the parameter that configures drags on the plate 8 of charging tray point position; rewinding upper and lower air cylinders 4 descends and waits for next circulation; after charging tray receipts are full; the XY mobile platform drives charging tray and moves to next charging tray continuation rewinding automatically; operating personal is heard more to reload behind the prompt tone and is got final product, finishes and do not shut down rewinding.