CN104741982A - Fully automatic PCB drill pin grinder - Google Patents

Abstract

The invention belongs to the technical field of grinding machines, and particularly relates to a full-automatic PCB drill point grinding machine which comprises a rack, and a material tray, a cutter taking platform, a mechanical arm, a cutter reversing mechanism, a cutter pressing mechanism, a grinding feeding mechanism, an automatic cutter setting angle compensation device, a blade surface detection CCD, a cleaning mechanism, a cutter setting CCD, a grinding device, a grinding wheel adjusting mechanism and a control system which are respectively arranged on the rack. Moreover, the single cutter taking platform disclosed by the invention can be used for feeding and discharging materials for the double grinding mechanisms, the efficiency matching is reasonable, so that the productivity can be improved, and a large amount of materials can be fed at one time, so that the feeding efficiency can be improved.

Description

Fully automatic PCB drill pin grinder

technical field

The invention belongs to the technical field of grinding machines, in particular to a full-automatic PCB drill pin grinding machine.

Background technique

Before the circuit board (PCB board) is configured with electronic components, it is necessary to set a plurality of perforations at intervals at appropriate positions on the board body for the positioning of each electronic component. Among them, it is used to drill on the circuit board. The perforated drill is a micro-drill specially used for drilling PCB boards with a diameter smaller than that of ordinary milling cutters. Its periphery is also provided with fine threads with a spacing of about 0.2mm, and the drill is also provided with a guide angle. After many times of use, the end will gradually passivate and even the cutting part will break, causing inconvenience and errors in processing. At this time, the processor will remove the drill and grind the end to restore the end of the drill The state of drilling holes on the circuit board smoothly.

With the continuous development of the electronics industry, the demand for PCB boards continues to increase, which will inevitably increase the demand for PCB board processing work, which puts forward higher requirements for the efficiency of processing tool production and repair.

However, the current grinding of drills mostly adopts the manual operation mode, or the semi-manual and semi-mechanical processing mode, which is a waste of manpower, and manual operation is prone to human error, resulting in poor drill processing and low drill yield. Even though there are some semi-automatic grinding devices on the market, their grinding efficiency is low and their precision is poor, resulting in a high reject rate of drill pins after grinding, resulting in waste, which in turn makes the grinding cost higher.

Moreover, in the prior art, a 100% inspection of the ground PCB drill bit cannot be achieved, but only random inspection, so that the grinding quality cannot be guaranteed.

In view of this, it is indeed necessary to provide a fully automatic PCB drill pin grinder, which can effectively improve feeding efficiency, unloading efficiency, grinding efficiency and grinding accuracy, and reduce grinding cost.

Contents of the invention

The object of the present invention is to provide a full-automatic PCB drill pin grinder, which can effectively improve feeding efficiency, unloading efficiency, grinding efficiency and grinding precision, and reduce grinding cost.

In order to achieve the above object, the present invention adopts following technical scheme:

Full-automatic PCB drilling needle grinder, including the frame and the material trays respectively arranged on the frame, the tool taking platform, the manipulator, the knife reversing mechanism, the pressing mechanism, the grinding feeding mechanism, and the automatic tool setting angle compensation device , blade surface detection CCD, cleaning mechanism, knife setting CCD, grinding device, grinding wheel adjustment mechanism and control system, the manipulator is set on the knife taking platform, and the knife taking platform is set on the side of the material tray, The knife-reversing mechanism is arranged on one side of the material tray, the grinding feeding mechanism and the automatic knife setting angle compensation device are connected to the knife-reversing mechanism, the blade surface detection CCD, the cleaning mechanism, the tool setting CCD and the grinding device are all arranged on the side of the knife turning mechanism, the grinding wheel adjustment mechanism is connected to the grinding device, and the tool setting CCD is located at the automatic tool setting angle compensation device Above, the knife removal platform, the manipulator, the knife reversing mechanism, the knife pressing mechanism, the grinding feed mechanism, the automatic knife setting angle compensation device, the blade surface detection CCD, cleaning mechanism, the tool setting CCD, the grinding device and the grinding wheel adjustment mechanism are all connected with the control system.

As an improvement of the fully automatic PCB drill needle grinding machine of the present invention, the knife reversing mechanism, the knife pressing mechanism, the grinding feed mechanism, the automatic knife setting angle compensation device, and the blade face detection CCD , the cleaning mechanism, the knife setting CCD, the grinding device and the grinding wheel adjustment mechanism are all set to two.

As an improvement of the full-automatic PCB drill grinding machine of the present invention, the material tray includes a substrate and several accommodating grooves for accommodating PCB drills arranged on the substrate, and the two sides of the substrate are provided with There is a positioning slide rail, and a tapered positioning block is provided on the other side of the base plate; at least one accommodating block is provided on the base plate, and the accommodating groove extends vertically downward from the upper surface of the accommodating block The cylindrical hole, and the lower end of the cylindrical hole is in contact with the substrate.

As an improvement of the fully automatic PCB drill needle grinding machine of the present invention, the knife reverse mechanism includes a base, a knife reverse motor, a timing belt, a rotating wheel, a loose drill mechanism, a loose drill cylinder, a clamping mechanism, and a drill clamp device and ejector rod, the ejector rod is arranged on the base, one end of the synchronous belt is wound on the output shaft of the reversing knife motor, and the other end of the synchronous belt is wound on the rotating wheel The outer periphery of the clamping mechanism is connected with the rotating wheel, the loose drill bit mechanism is located above the clamping mechanism, the loose drill bit cylinder is connected with the loose drill bit mechanism, and the drill pin clamping device The bottom is connected with the base through a universal joint.

As an improvement of the fully automatic PCB drill grinding machine of the present invention, the drill clamping device includes a chuck and a connecting rod, one end of the connecting rod is connected to the base through a universal joint, and the chuck sleeve It is arranged on the other end of the connecting rod, the PCB drill bit is clamped in the chuck, and the outer periphery of the connecting rod is provided with a spring.

As an improvement of the fully automatic PCB drill needle grinding machine of the present invention, the knife press mechanism includes a press plate, a fixed seat, a four-bar linkage, a V groove for placing PCB drill needles, a support seat, a support column and a support arm, The fixing seat is arranged on the supporting seat, the supporting column is arranged on the fixing seat, the four-bar linkage mechanism is arranged under the supporting arm, and the V-groove is arranged on the supporting arm As for the upper end, one end of the pressing plate is located above the V-groove, and the other end of the pressing plate is connected to the support column.

As an improvement of the fully automatic PCB drill pin grinding machine of the present invention, a tungsten steel sheet is arranged on the lower surface of the end of the pressure plate above the V groove.

As an improvement of the fully automatic PCB drill needle grinding machine of the present invention, the grinding feeding mechanism includes a base and a slide rail, the base is slidably arranged on the slide rail, and the base is also connected with A first air cylinder that can push the base to slide on the slide rail, and the base is also connected with a second air cylinder for adjusting the feeding amount.

As an improvement of the fully automatic PCB drill grinding machine of the present invention, the cleaning mechanism is installed on a sliding guide rail, and the sliding guide rail is arranged between the blade surface detection CCD and the PCB drill needle, and the cleaning mechanism is on the Move back and forth on the sliding guide rail.

As an improvement of the fully automatic PCB drill needle grinding machine of the present invention, the grinding device includes a grinding wheel, and the grinding wheel adjustment mechanism includes a main shaft, a main shaft fixing seat, a fixing seat, a linear adjustment mechanism and a differential head, and the main shaft and the The linear adjustment mechanisms are all arranged in the main shaft fixing seat, the grinding wheel is arranged at one end of the main shaft, the main shaft fixing seat is arranged on the frame through the fixing seat, and the differential head is arranged on the One end of the linear adjustment mechanism.

Before work, you can set the NG area on the tray to facilitate the flexible setting of different incoming materials for different customers. After the work starts, the manipulator grabs the drill needle to be ground through the tool picking platform, puts it into the tool reversing mechanism, and then the tool reversing mechanism rotates 90 degrees to reach the tool setting position. The angle and coordinates of the grinding device will be automatically adjusted to the angle and coordinates to be ground. After the tool setting is completed, the grinding device will automatically grind the drill. Among them, the grinding wheel adjustment mechanism can adjust the position of the grinding device according to the needs. Move to the cleaning mechanism for automatic cleaning. After the cleaning is completed, the drill is transported to the bottom of the blade surface detection CCD, and the blade surface detection is performed by the blade surface detection CCD. If it is OK, the manipulator will take it back to the OK area in the tray. NG is automatically re-grinded as needed or taken back to the NG area in the tray by the manipulator.

Compared with the prior art, the present invention can realize automatic loading, tool setting compensation, angle compensation, grinding, cleaning, detection and unloading of PCB drills, that is, it can realize the full automation of PCB drill grinding and avoid semi-automatic drills Human error in processing improves drill yield and grinding efficiency. Moreover, the single knife-taking platform of the present invention feeds and unloads the double grinding mechanism, and the efficiency is matched reasonably, so that the production capacity can be improved, and the present invention can feed a large amount of materials at one time, so the feeding efficiency can be improved.

Description of drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the present invention.

Fig. 2 is a schematic top view of the structure of the present invention.

Fig. 3 is a schematic top view structure diagram of the charging tray in the present invention.

Fig. 4 is a three-dimensional structural schematic diagram of the knife-reversing mechanism in the present invention.

Fig. 5 is a schematic perspective view of the three-dimensional structure of the clasping mechanism in the present invention.

Fig. 6 is a schematic perspective view of the three-dimensional structure of the knife pressing mechanism in the present invention.

Fig. 7 is a structural schematic diagram of the grinding wheel adjustment mechanism in the present invention.

FIG. 8 is a schematic structural view of section A-A in FIG. 7 .

Fig. 9 is a partial structural schematic diagram of the present invention.

in:

1 - Rack;

2- tray;

21-substrate, 22-PCB drill, 23-accommodating groove, 24-positioning slide rail, 25-tapered positioning block, 26-accommodating block;

3- Knife picking platform;

4- manipulator;

5- Knife reversing mechanism;

51-base, 52-reversing motor, 53-synchronous belt, 54-rotating wheel, 55-loose drill mechanism, 56-loose drill cylinder, 57-holding mechanism, 571-fixed block, 572-rotating shaft, 573- Swing arm, 574-clamp block, 575-extension spring, 576-stand plate, 58-drill clamping device, 581-collet, 582-connecting rod, 583-spring, 59-ejector rod, 510-yes knife sensor;

6-Knife pressing mechanism;

61-pressure plate, 62-fixed seat, 63-four-bar linkage mechanism, 64-V groove, 65-support seat, 66-support column, 67-support arm, 68-tungsten steel sheet;

7- Grinding feed mechanism;

71-base, 72-slide rail, 73-the first cylinder, 74-the second cylinder;

8-Automatic tool setting angle compensation device;

9- blade surface detection CCD;

10 - cleaning mechanism;

11-Tool setting CCD;

12 - Grinding device;

121 - grinding wheel;

13-Grinding wheel adjustment mechanism;

131-main shaft, 132-main shaft fixing seat, 133-fixing seat, 134-linear adjustment mechanism, 135-differential head.

Detailed ways

As shown in Fig. 1 to Fig. 9, a kind of full-automatic PCB drilling pin grinding machine provided by the present invention comprises a frame 1 and a material tray 2 respectively arranged on the frame 1, a knife-taking platform 3, a manipulator 4, a knife-reversing Mechanism 5, knife pressing mechanism 6, grinding feed mechanism 7, automatic knife setting angle compensation device 8, blade surface detection CCD 9, cleaning mechanism 10, knife setting CCD 11, grinding device 12, grinding wheel adjustment mechanism 13 and control system, The manipulator 4 is set on the knife taking platform 3, the knife taking platform 3 is set on the side of the material tray 2, the knife reversing mechanism 5 is set on one side of the material tray 2, the grinding feed mechanism 7 and the automatic knife setting angle compensation device 8 All are connected with the knife-reversing mechanism 5, the blade surface detection CCD 9, the cleaning mechanism 10, the knife-setting CCD 11 and the grinding device 12 are all arranged on the side of the knife-setting mechanism 5, the grinding wheel adjustment mechanism 13 is connected with the grinding device 12, and the knife-setting CCD 11 Located above the automatic tool setting angle compensation device 8, the tool taking platform 3, the manipulator 4, the knife reversing mechanism 5, the knife pressing mechanism 6, the grinding feed mechanism 7, the automatic tool setting angle compensation device 8, and the blade surface detection CCD 9 , the cleaning mechanism 10, the knife setting CCD11, the grinding device 12 and the grinding wheel adjustment mechanism 13 are all connected with the control system. Through the control of the control system, each working unit can cooperate effectively to realize efficient and accurate grinding operation. Knife-taking platform 3 is X platform, and its X, Y stroke is 650mm * 650mm.

Before work, you can set the NG area on the material tray 2 to facilitate the flexible setting of different incoming materials for different customers. After the work starts, the manipulator 4 grabs the PCB drill needle 22 to be ground through the tool picking platform 3, and puts it into the tool reversing mechanism 5, and then the tool reversing mechanism 5 rotates 90 degrees to reach the tool setting position, and the automatic tool setting angle compensation device 8 The angle and coordinates of the PCB drill needle 22 are automatically calculated by the tool setting CCD, and then automatically adjusted to the angle (25°-30°) and coordinates to be ground. After the tool setting action is completed, the grinding device 12 automatically performs the PCB drill needle 22 Grinding, wherein the grinding wheel adjustment mechanism 13 can adjust the position of the grinding device 12 as required. After the grinding is completed, the PCB drill 22 moves to the cleaning mechanism 10 for automatic cleaning. After the cleaning is completed, the PCB drill 22 is transported to the blade surface for detection CCD 9 At the bottom, the blade surface is detected by the CCD 9, and if OK, the manipulator 4 will retrieve it to the OK area in the tray 2, and the NG will automatically regrind or be retrieved by the manipulator 4 to the tray 2 as needed. in the NG area.

Knife reversing mechanism 5, knife pressing mechanism 6, grinding feed mechanism 7, automatic knife setting angle compensation device 8, blade surface detection CCD 9, cleaning mechanism 10, knife setting CCD 11, grinding device 12 and grinding wheel adjustment mechanism 13 are all set for two. That is, in the present embodiment, there are four CCDs in total, among which two tool setting CCDs 11 are used to calculate the angle and coordinates of the PCB drill needle 22, and the other two blade surface detection CCDs 9 are used to realize 100% quality inspection, thereby preventing incorrect A qualified product is used as a qualified product. Moreover, in this embodiment, two grinding devices 12 are provided, that is, double-head grinding is used in this embodiment, so the production capacity can be improved.

As shown in FIG. 3 , the tray 2 includes a base plate 21 and several accommodating grooves 23 for accommodating PCB drills 22 arranged on the base plate 21 , positioning slide rails 24 are arranged on both sides of the base plate 21 , and the base plate 21 The other side is provided with a tapered positioning block 25; the base plate 21 is provided with at least one accommodating block 26, the accommodating groove 23 is a cylindrical hole extending vertically downward from the upper surface of the accommodating block 26, and the lower end of the cylindrical hole contact with the substrate 21. In this embodiment, 1250 PCB drills 22 can be loaded on the tray at one time, thus saving manpower. Specifically, in this embodiment, the number of housing blocks 26 is 25, and the number of housing grooves 23 provided on each housing block 26 is 50. In this way, the capacity of the entire tray reaches 1250, that is, one time The material can make the machine work for 1.5 hours, which can greatly save the operator's time. Under the joint positioning of the conical positioning block 25 and the positioning slide rail 24, the precise positioning and placement of the entire material tray 2 can be realized, thereby improving the grinding accuracy, and at the same time preventing the drill needle from being damaged due to the position deviation of the material tray 2. The scrap rate is increased, which in turn reduces the grinding cost.

As shown in Fig. 4, the knife-reversing mechanism 5 comprises a base 51, a knife-reversing motor 52, a synchronous belt 53, a rotating wheel 54, a loose drill mechanism 55, a loose drill cylinder 56, a clamping mechanism 57, a drill pin clamping device 58 and Push rod 59, push rod 59 is arranged on the base 51, and one end of synchronous belt 53 is wound on the output shaft of reversing knife motor 52, and the other end of synchronous belt 53 is wound on the periphery of rotating wheel 54, and holding mechanism 57 Connected with the rotating wheel 54, the loose drill bit mechanism 55 is located above the clamping mechanism 57, the loose drill bit cylinder 56 is connected with the loose drill bit mechanism 55, and the bottom of the drill pin clamping device 58 is connected with the base 51 by a universal joint.

During use, under the action of the loose drill bit cylinder 56, the loose drill bit mechanism 55 starts to move, unclamps the drill pin clamping device 58, because the bottom of the drill pin clamping device 58 is connected with the base 51 by a universal joint, at this moment, The drill pin clamping device 58 will fall forward. At this time, the tool reversing motor 52 starts to move, driving the synchronous belt 53 to move, and then driving the rotating wheel 54 and the holding mechanism 57 to move. When the drill pin clamping device 58 falls down When the angle is close to 90°, the clamping mechanism 57 is pushed away by the ejector rod 59, so that the drill clamping device 58 and the drill bit are in a relatively free state, thereby improving the dynamic stability of the drill bit. The top of the loose drill mechanism 55 is provided with a knife sensor 510 , which can sense whether there is an upright PCB drill needle 22 next to the loose drill mechanism 55 .

The rotating wheel 54 is installed on the fixed plate 511, and the fixed plate 511 is also provided with a balance weight 512. The balance weight 512 and the rotating wheel 54 are respectively located on both sides of the fixed plate 511. The balance weight 512 is used to balance the torque of the knife motor 52. , to prevent premature damage to the knife motor 52.

As shown in Figure 5, the holding mechanism 57 comprises a fixed block 571, a rotating shaft 572, a swing arm 573, a clamping block 574, an extension spring 575 and a vertical plate 576, and one end of the fixed block 571 is fixed on the rotating block, and the fixed block 571 The other end of the swing arm 573 is connected to one end of the swing arm 573 through the rotating shaft 572. The other end of the swing arm 573 is located above the push rod 579. The swing arm 573 is provided with a first protruding column, and the vertical plate 576 is provided with a second One end of the extension spring 575 is hooked on the first protrusion post, and the other end of the extension spring 575 is hooked on the second protrusion post. When the rotating block rotates, the fixed block 571 rotates accordingly, thereby rotating together with the swinging arm 573, so that the other end of the extension spring 575 is hooked on the second protruding post to realize the action of holding tightly. When lowering 90 degrees, only the front end of the universal joint is hugged tightly, so that the weight of the rotating mechanism can be reduced. Prior to this, when the angle at which the drill clamping device 58 fell was close to 90°, the holding mechanism 57 was pushed away by the ejector rod 59, so that the drill clamping device 58 and the drill bit were in a relatively free state, and then they could Improve the dynamic stability of the drill bit.

The drill clamping device 58 includes a collet 581 and a connecting rod 582, one end of the connecting rod 582 is connected to the base 51 through a universal joint, the collet 581 is set on the other end of the connecting rod 582, and the PCB drill 22 clamps Inside the chuck 581 , a spring 583 is disposed around the outer periphery of the connecting rod 582 . The setting of the spring 583 can play a role of anti-vibration, so as to prevent the decrease of the grinding accuracy caused by the vibration of the PCB drill 22 during the grinding process.

The knife pressing mechanism 6 includes a pressing plate 61, a fixed seat 62, a four-bar linkage mechanism 63, a V groove 64 for placing the PCB drill needle 22, a support seat 65, a support column 66 and a support arm 67, and the fixed seat 62 is arranged on the support seat 65 Above, the supporting column 66 is arranged on the fixed seat 62, the four-bar linkage mechanism 63 is arranged under the supporting arm 67, the V groove 64 is arranged on the upper end of the supporting arm 67, one end of the pressing plate 61 is located above the V groove 64, and the pressing plate 61 The other end is connected with the support column 66 . The entire press knife structure is easy to install and adjust, the space is compact, and the response is fast.

A tungsten steel sheet 68 is provided on the lower surface of one end of the pressing plate 61 above the V-groove 64 . Tungsten steel sheet 68 has a series of excellent properties such as high hardness, wear resistance, good strength and toughness, heat resistance and corrosion resistance.

The four-bar linkage mechanism 63 is connected with a cylinder 69. Under the action of the cylinder 69, the four-bar linkage mechanism 63 can move up or down with the support arm 68 and the V groove 65 on it and the PCB drill needle 22, thereby making the PCB drill The needle 22 approaches or moves away from the pressure plate 61 . During the knife pressing process, the air cylinder 69 supports the four-bar linkage mechanism 63 upwards, and the four-bar linkage mechanism 63 supports the V-groove 65 upwards. The cooperation of 65 and tungsten steel sheet 68 makes the position of the drill bit of PCB drill 22 fixed in the V groove 65, thereby improving the fixing accuracy and reducing the grinding cost. The cushioning effect of the cylinder 69 and the four-bar linkage mechanism 63 can reduce the vibration of the whole knife pressing mechanism and improve the fixing accuracy.

The grinding feeding mechanism 7 includes a base 71 and a slide rail 72, the base 71 is slidably arranged on the slide rail 72, and the base 71 is also connected with a first cylinder 73 that can push the base 71 to slide on the slide rail 72, The base 71 is also connected with a second air cylinder 74 for adjusting the feeding amount. Under the joint action of the first air cylinder 73 and the second air cylinder 74, the entire base 71 can slide along the slide rail 72, and adjust to a suitable feed rate, so as to send the PCB drill 22 to the grinding wheel for grinding or to The ground PCB drill bit 22 is removed from the grinding wheel.

Cleaning mechanism 10 is installed on a sliding guide rail, and sliding guide rail is arranged between blade surface detection CCD 9 and PCB drill pin 22, and cleaning mechanism 10 reciprocates on sliding guide rail.

Grinding device 12 comprises emery wheel 121, and emery wheel adjustment mechanism 13 comprises main shaft 131, main shaft fixed seat 132, fixed seat 133, linear adjustment mechanism 134 and differential head 135, and main shaft 131 and linear adjustment mechanism 134 are all arranged in main shaft fixed seat 132, and emery wheel 121 is set at one end of the main shaft 131 , the main shaft fixing seat 132 is placed on the frame 1 through the fixing seat 133 , and the differential head 135 is set at one end of the linear adjustment mechanism 134 . The main shaft 131 is controlled by a frequency converter, and the frequency converter is connected with the control system. The frequency converter sends a frequency conversion signal to the main shaft 131, so that the main shaft 131 drives the grinding wheel 121 to rotate, so as to realize the grinding of the PCB drill 22 . The differential head 135 uses the principle of the screw pair to read the axial movement of the micrometer screw. By adjusting the differential head 135, the position of the linear adjustment mechanism 134 can be adjusted, so that the spindle fixing seat 132 moves correspondingly on the linear adjustment mechanism 134. Therefore, the position of the main shaft 131 is adjusted, and further the position of the grinding wheel 121 is adjusted. Therefore, the present invention can realize the precise adjustment of the position of the grinding wheel 121, thereby improving the grinding precision and reducing the grinding cost.

In a word, the present invention can realize automatic loading, tool setting compensation, angle compensation, grinding, cleaning, detection and blanking of PCB drill 22, that is, it can realize the whole process of PCB drill grinding automation, avoiding the artificiality of semi-automatic drill processing. error, improving drill yield and grinding efficiency. Moreover, the single knife-taking platform of the present invention feeds and unloads the double grinding mechanism, and the efficiency is matched reasonably, so that the production capacity can be improved, and the present invention can feed a large amount of materials at one time, so the feeding efficiency can be improved.

According to the disclosure and teaching of the above specification, those skilled in the art to which the present invention pertains can also make appropriate changes and modifications to the above embodiment. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should also fall within the protection scope of the claims of the present invention. In addition, although some specific terms are used in this specification, these terms are only for convenience of description and do not constitute any limitation to the present invention.

Claims (10)

1. full-automatic PCB drill point grinder, is characterized in that: the charging tray comprising frame and be arranged at respectively in described frame, get cutter platform, manipulator, cutter mechanism, press cutter mechanism, grinding and feeding mechanism, automatic tool preset angle compensation device, CCD is detected in sword face, cleaning mechanism, tool setting CCD, lapping device, grinding wheel regulating mechanism and control system, get on cutter platform described in described manipulator is arranged at, describedly get the side that cutter platform is arranged at described charging tray, described cutter mechanism is arranged at the side of described charging tray, described grinding and feeding mechanism and described automatic tool preset angle compensation device are all connected with described cutter mechanism, and CCD is detected in described sword face, described cleaning mechanism, described tool setting CCD and described lapping device be all arranged at described fall the side of cutter mechanism, described grinding wheel regulating mechanism is connected with described lapping device, and described tool setting CCD is positioned at the top of described automatic tool preset angle compensation device, described in get cutter platform, described manipulator, described cutter mechanism, described press cutter mechanism, described grinding and feeding mechanism, described automatic tool preset angle compensation device, CCD is detected in described sword face, cleaning mechanism, described tool setting CCD, described lapping device is all connected with described control system with described grinding wheel regulating mechanism.

2. full-automatic PCB drill point grinder according to claim 1, is characterized in that: described cutter mechanism, described press cutter mechanism, described grinding and feeding mechanism, described automatic tool preset angle compensation device, described sword face are detected CCD, described cleaning mechanism, described tool setting CCD, described lapping device and described grinding wheel regulating mechanism and be all set to two.

3. the abrasive structure of full-automatic PCB drill point grinder according to claim 1 and 2, it is characterized in that: described charging tray comprises substrate and is arranged at several storage tanks for accommodating PCB drill point on described substrate, the both sides of described substrate are provided with positioning slide, and the opposite side of described substrate is provided with taper locating piece; Described substrate is provided with at least one accommodating piece, described storage tank is the cylindrical hole extended vertically downward from the upper surface of described accommodating piece, and the lower end of described cylindrical hole and described substrate contacts.

4. the abrasive structure of full-automatic PCB drill point grinder according to claim 1 and 2, it is characterized in that: described cutter mechanism comprises pedestal, the motor of falling cutter, Timing Belt, moving runner, pine drill bit mechanism, pine drill bit cylinder, hold-fast body, drill point clamping device and push rod, described push rod is arranged on described pedestal, one end of described Timing Belt is set around on the output shaft of the described motor of falling cutter, the other end of described Timing Belt is set around the periphery of described moving runner, described hold-fast body is connected with described moving runner, described loose drill bit mechanism is positioned at the top of described hold-fast body, described loose drill bit cylinder is connected with described loose drill bit mechanism, the bottom of described drill point clamping device is connected by universal joint with described pedestal.

5. the abrasive structure of full-automatic PCB drill point grinder according to claim 4, it is characterized in that: described drill point clamping device comprises chuck and connecting rod, one end of described connecting rod is connected with described pedestal by universal joint, described collet sleeve is located on the other end of described connecting rod, PCB drill point is held in described chuck, and the periphery of described connecting rod is provided with spring.

6. the abrasive structure of full-automatic PCB drill point grinder according to claim 1 and 2, it is characterized in that: described press cutter mechanism comprises pressing plate, holder, quadric chain, for placing the V groove of PCB drill point, supporting seat, support column and support arm, described holder is arranged on described supporting seat, described support column is arranged on described holder, described quadric chain is arranged at the below of described support arm, described V groove is arranged at the upper end of described support arm, one end of described pressing plate is positioned at the top of described V groove, the other end of described pressing plate is connected with described support column.

7. the abrasive structure of full-automatic PCB drill point grinder according to claim 6, is characterized in that: the lower surface being positioned at one end of the top of described V groove of described pressing plate is provided with wolfram steel sheet.

8. the abrasive structure of full-automatic PCB drill point grinder according to claim 1 and 2, it is characterized in that: described grinding and feeding mechanism comprises pedestal and slide rail, described pedestal slides and is arranged on described slide rail, described pedestal is also connected with first cylinder that can promote described pedestal and slide on described slide rail, described pedestal is also connected with the second cylinder for regulating the amount of feeding.

9. the abrasive structure of full-automatic PCB drill point grinder according to claim 1 and 2, it is characterized in that: described cleaning mechanism is arranged on a rail plate, described rail plate is arranged at described sword face and detects between CCD and PCB drill point, and described cleaning mechanism moves back and forth on described rail plate.

10. the abrasive structure of full-automatic PCB drill point grinder according to claim 1, it is characterized in that: described lapping device comprises emery wheel, described emery wheel guiding mechanism comprises main shaft, main shaft holder, holder, linear adjusting device and differential head, described main shaft and described linear adjusting device are all arranged in described main shaft holder, described emery wheel is arranged at one end of described main shaft, described main shaft holder is arranged in described frame by described holder, and described differential head is arranged at one end of described linear adjusting device.