阅读说明：本技术 一种pcb铣刀加工自检装置及其方法 (PCB milling cutter processing self-checking device and method thereof ) 是由 林玺 黄乔宏 王洪磊 于 2021-07-29 设计创作，主要内容包括：本发明涉及铣刀生产加工技术领域,尤其涉及一种PCB铣刀加工自检装置及其方法,包括自动开槽机主体、接料装置、检测装置,自动开槽机主体的侧壁设有一通槽,自动开槽机主体内设有用于伸出通槽的取料机械手,接料装置与自动开槽机主体的侧壁连接,所述检测装置包括双轴单臂机械手臂、铣刀检测仪、定位组件及支撑座,所述双轴机械手臂的纵向导轴与支撑座连接,所述双轴机械手臂的横向导轴与纵向导轴连接,所述铣刀检测仪位于支撑座上,所述定位组件位于铣刀检测仪的检测位处,所述横向导轴上设有两个手臂组件,所述手臂组件用于夹取料板上的铣刀并将其放置在定位组件处。本发明中,接料装置与检测装置相互配合,有效提高了产生合格率。(The invention relates to the technical field of milling cutter production and processing, in particular to a PCB milling cutter processing self-checking device and a method thereof, comprising an automatic grooving machine main body, a material receiving device and a detection device, wherein the side wall of the automatic grooving machine main body is provided with a through groove, the automatic grooving machine main body is internally provided with a material taking manipulator for extending out of the through groove, the material receiving device is connected with the side wall of the automatic grooving machine main body, the detection device comprises a double-shaft single-arm mechanical arm, a milling cutter detector, a positioning assembly and a supporting seat, the longitudinal guide shaft of the double-shaft mechanical arm is connected with the supporting seat, the transverse guide shaft of the double-shaft mechanical arm is connected with the longitudinal guide shaft, the milling cutter detector is positioned on the supporting seat, the positioning assembly is positioned at the detection position of the milling cutter detector, and two arm components are arranged on the transverse guide shaft and used for clamping the milling cutter on the material plate and placing the milling cutter on the positioning component. In the invention, the receiving device is matched with the detection device, so that the production yield is effectively improved.)

1. The PCB milling cutter processing self-checking device is characterized by comprising an automatic grooving machine main body (10), a material receiving device (20), a detecting device (30) and a cleaning device (40), wherein a through groove (11) is formed in the side wall of the automatic grooving machine main body (10), a material taking manipulator (12) used for extending out of the through groove (11) is arranged in the automatic grooving machine main body (10), the material receiving device (20) is connected with the side wall of the automatic grooving machine main body (10), the material receiving device (20) comprises a first driving motor (21), a bottom plate (22), a second driving motor (23), a supporting plate (24), a third driving motor (25), a supporting frame (26), a fourth driving motor (27) and a material plate (28), the material plate (28) is used for loading an original bar and/or a milling cutter grooved through the automatic grooving machine main body (10), and the material plate (28) is connected with an output shaft of the fourth driving motor (27), the fourth driving motor (27) is connected with the supporting frame (26), the third driving motor (25) is used for driving the fourth driving motor (27) to rotate around the supporting frame (26), the supporting plate (24) is connected with the lower end of the supporting frame (26), the second driving motor (23) is connected with the supporting plate (24) and used for driving the supporting frame (26) to slide along the supporting plate (24), the output shaft of the first driving motor (21) is connected with the lower end face of the supporting plate (24) and used for driving the supporting plate (24) to move up and down, the bottom plate (22) is connected with the side wall of the grooving machine main body (10), the first driving motor (21) is connected with the bottom plate (22), the detection device (30) comprises a double-shaft mechanical arm (31), a milling cutter detector (32), a positioning component (33), a supporting seat (34), a PLC (35) and a computer host (36), the milling cutter cleaning device is characterized in that the double-shaft mechanical arm (31), the milling cutter detector (32), the PLC (35) and the computer host (36) are electrically connected with each other, a longitudinal guide shaft (312) of the double-shaft mechanical arm (31) is connected with the supporting seat (34), a transverse guide shaft (311) of the double-shaft mechanical arm (31) is connected with the longitudinal guide shaft (312), the milling cutter detector (32) is located on the supporting seat (34), the positioning component (33) is located at a detection position of the milling cutter detector (32), an arm component (313) is arranged on the transverse guide shaft (311), the cleaning device (40) is used for cleaning a milling cutter, and the arm component (313) is used for clamping a milling cutter on the material clamping plate (28) and placing the milling cutter on the cleaning device (40) and placing the milling cutter at the positioning component (33) after cleaning.

2. The PCB milling cutter processing self-checking device according to claim 1, wherein a first telescopic pad (221) is arranged between the bottom plate (22) and the support plate (24), the first telescopic pad (221) is positioned at the inner side of the output shaft of the first driving motor (21), a baffle (241) is arranged at the inner end of the support plate (24), and a second telescopic pad (242) is arranged between the baffle (241) and the lower end of the support frame (26).

3. The PCB milling cutter processing self-checking device according to claim 1, wherein a sliding groove (243) is arranged on the supporting plate (24), the supporting frame (26) is positioned in the sliding groove (243), and a plurality of balls (244) are embedded in the inner wall and the side wall of the bottom surface of the sliding groove (243).

4. The PCB milling cutter processing self-checking device according to claim 1, wherein a connecting plate (271) is arranged on an output shaft of the fourth driving motor (27), a plurality of protrusions (272) are arranged on the connecting plate (271), a clamping groove (281) matched with the protrusions (272) is arranged on the end face of the material plate (28), and the protrusions (272) are connected with the clamping groove (281) in a buckling mode.

5. The PCB milling cutter processing self-checking device according to claim 1, wherein the third driving motor (25) is connected with a side wall of the support frame (26), a first bearing (261) is embedded on the side wall of the support frame (26), an output shaft of the third driving motor (25) penetrates through the side wall of the support frame (26) and is fixedly connected with an inner ring of the first bearing (261), and the other end of the output shaft is connected with a fourth driving motor (27) on the support frame (26).

6. The PCB milling cutter processing self-checking device of claim 1, the cleaning assembly (40) comprises a cleaning pool (41), an air compressor (42), an air storage tank (43) and a gas spraying pipe (44), the cleaning pool (41) is positioned on the supporting seat (34), the air compressor (42) and the air storage tank (43) are positioned at the lower end of the supporting seat (34), the air compressor (42), the air storage tank (43) and the air injection pipe (44) are communicated through pipelines, a positioning block (45) is arranged in the cleaning pool (41), a positioning hole (46) matched with the milling cutter is arranged on the positioning block (45), an infrared correlation sensor (47) is arranged on the inner side wall of the cleaning pool (41), and the air injection pipe (44) is provided with an electromagnetic valve (48), and the infrared correlation sensor (47) and the electromagnetic valve (48) are connected with the computer host (36).

7. The PCB milling cutter processing self-checking device according to claim 1, wherein the positioning assembly (33) comprises a positioning frame (331), a runner (332), a fifth driving motor (333), a joint plate (334) and a sixth driving motor (335), the cross section of the positioning frame (331) is in a shape of '7', a first through hole (337) matched with the milling cutter is formed in the upper end of the positioning frame (331), the fifth driving motor (333) is connected with the lower end surface of the supporting seat (34), an output shaft of the fifth driving motor (333) is connected with the joint plate (334), the lower end surface of the joint plate (334) is connected with the sixth driving motor (335), a second through hole (338) is formed in the supporting seat (34), and an output shaft of the sixth driving motor (335) penetrates through the joint plate (334) and the second through hole (338) to be connected with the runner (332), the sixth driving motor (335) is used for driving the rotating wheels (332) to rotate, and the fifth driving motor (333) is used for driving the connecting plate (334) to move left and right so that the rotating wheels (332) are abutted to the milling cutter on the positioning frame (331) and drive the milling cutter to rotate.

8. The PCB milling cutter processing self-checking device according to claim 7, wherein a second bearing (336) is arranged on the supporting seat (34), the second bearing (336) is positioned below the first through hole (337), and an inner ring of the second bearing (336) is matched with the end of the milling cutter.

9. A PCB milling cutter processing self-checking method is characterized by comprising the following steps:

s1: the PLC is used for controlling the first driving motor (21), the second driving motor (23), the third driving motor (25) and the fourth driving motor (27), so that the connecting plate (271) is located at a position convenient for workers to install the material plate (28) which is fully inserted with the bar on the upper surface;

s2: the PLC is used for controlling the first driving motor (21), the second driving motor (23), the third driving motor (25) and the fourth driving motor (27) to enable the flitch (28) to be in a vertical state and to be located at a position where the flitch (28) is convenient to clamp and take bars on the flitch (28) by the material taking manipulator (12), wherein the material taking manipulator (12) clamps and takes the bars in a first row of leftmost material grooves on the flitch (28), the bars are sent to the automatic grooving machine main body (10) to be processed into a milling cutter, and then the milling cutter is inserted back to the first row of leftmost material grooves on the flitch (28);

s3: when a material taking manipulator (12) clamps a first row and a second row of bars on a material plate (28) and sends the first row and the second row of bars to an automatic grooving machine main body (10) for processing, a PLC (35) controls a third driving motor (25) to enable the material plate (28) to be in a horizontal state, then controls a first driving motor (21), a second driving motor (23) and a fourth driving motor (27) to enable the material plate (28) to be in a position where an arm component (313) can conveniently clamp and clamp milling cutters, a PLC (35) controls a double-shaft mechanical arm (31) to enable the arm component (313) to clamp and clamp the first row of first milling cutters (from left to right) on the material plate (28), then the milling cutters are placed in positioning holes (46), an infrared correlation sensor (47) senses the milling cutters, a computer host (36) controls an electromagnetic valve (48) to be opened, an air injection pipe (44) starts to clean the milling cutters by high-pressure air injection for 2-4 seconds continuously, the electromagnetic valve (48) is closed, finishing the cleaning of the milling cutter;

s4: clamping the milling cutter to the positioning component (33) from the positioning hole (46) through an arm component (313), placing the milling cutter in the second bearing (336) through the first through hole (337), starting the milling cutter detector (32), connecting the milling cutter detector (32) with a computer host (36), controlling a fifth driving motor (333) and a sixth driving motor (335) through a PLC (35) to enable the milling cutter in the second bearing (336) to start rotating so as to be matched with the milling cutter detector (32) for detection, wherein a plurality of light spots corresponding to troughs of the flitch (28) are arranged on a display screen of the computer host (36);

s5: after detection is finished, if the precision of the outer diameter of the milling cutter is qualified, the PLC (35) controls the arm assembly (313) to clamp and place the milling cutter in a trough corresponding to the material plate (28), and then the PLC (35) controls the first driving motor (21), the second driving motor (23), the third driving motor (25) and the fourth driving motor (27) to enable the material plate (28) to return to the position where the material taking manipulator (12) can conveniently clamp the bar on the material plate (28), when the first row and the second row of bars on the material plate (28) are processed and the corresponding trough is inserted, steps S3-S4 are repeated, if the milling cutter is qualified, step S5 is repeated, and so on, the bars on the material plate (28) are processed and detected according to the sequence of fold lines;

s6: if the precision of the outer diameter of the milling cutter is unqualified, the unqualified parameters are uploaded to a computer host (36) through a milling cutter detector (32), the processing parameter position of the automatic grooving machine main body (10) is corrected through the computer host (36), the corrected processing parameter position is transmitted to a PLC (programmable logic controller) of the automatic grooving machine main body (10), the automatic grooving machine main body (10) completes parameter position correction before the next bar is processed, meanwhile, a light spot of a trough corresponding to the unqualified milling cutter on a display screen can be automatically marked red, then an arm assembly (313) is controlled through the PLC (35) to clamp the milling cutter in the trough corresponding to a flitch (28), and then the PLC (35) controls a first driving motor (21), a second driving motor (23), a third driving motor (25) and a fourth driving motor (27) to enable the flitch (28) to return to the position where the material taking manipulator (12) can conveniently clamp the bar on the flitch (28), and repeating the steps S3-S4 until the bar stock on the flitch (28) is processed and detected.

Technical Field

The invention relates to the technical field of milling cutter production and processing, in particular to a PCB milling cutter processing self-checking device and a method thereof.

Background

At present, the production and processing of domestic milling cutters are usually finished by an automatic grooving machine, the automatic grooving machine can be started to produce after technical personnel adjusts specification parameters of all parts, the precision requirement of the milling cutters is high, full inspection operation is generally required, especially PCB milling cutters, but the outer diameter size of the milling cutters is inevitably subjected to slight change due to equipment reasons in the production process, in order to avoid the batch quality problem of the milling cutters produced in the same batch, the existing solution is that extra professional personnel measures the milling cutters at any time in the equipment processing, if errors occur, the milling cutters are stopped and the equipment processing parameters are adjusted to correct the specification values, the machine watching quantity born by the professional personnel is limited, other daily work tasks are heavy, the products are often not measured on time, batch scrapping is caused, the production cost is improved, and the product quality is unstable; in addition, the problems of detection methods, concentration degree during work and the like of technicians often cause inaccurate measured values and a large amount of defective products.

Disclosure of Invention

In order to solve the above problems, the invention provides a self-checking device and a method for processing a PCB milling cutter.

The invention adopts the following technical scheme: a PCB milling cutter processing self-checking device comprises an automatic grooving machine main body, a material receiving device, a detection device and a cleaning device, wherein a through groove is formed in the side wall of the automatic grooving machine main body, a material taking manipulator used for extending out the through groove is arranged in the automatic grooving machine main body, the material receiving device is connected with the side wall of the automatic grooving machine main body, the material receiving device comprises a first driving motor, a bottom plate, a second driving motor, a supporting plate, a third driving motor, a supporting frame, a fourth driving motor and a flitch, the flitch is used for loading an original bar and/or a milling cutter grooved by the automatic grooving machine main body, the flitch is connected with an output shaft of the fourth driving motor, the fourth driving motor is connected with the supporting frame, the third driving motor is used for driving the fourth driving motor to rotate around the supporting frame, the supporting plate is connected with the lower end of the supporting frame, the second driving motor is connected with the supporting plate and used for driving the supporting frame to slide along the supporting plate, the output shaft of the first driving motor is connected with the lower end face of the supporting plate and used for driving the supporting plate to do lifting motion, the bottom plate is connected with the side wall of the grooving machine main body, the first driving motor is connected with the bottom plate, the detection device comprises a double-shaft mechanical arm, a milling cutter detector, a positioning assembly, a supporting seat, a PLC (programmable logic controller) and a computer host, the double-shaft mechanical arm, the milling cutter detector, the PLC and the computer host are electrically connected with each other, a longitudinal guide shaft of the double-shaft mechanical arm is connected with the supporting seat, a transverse guide shaft of the double-shaft mechanical arm is connected with the longitudinal guide shaft, the milling cutter detector is positioned on the supporting seat, the positioning assembly is positioned at a detection position of the milling cutter detector, two arm assemblies are arranged on the transverse guide shaft, the cleaning device is used for cleaning a milling cutter, and the arm assemblies are used for clamping the milling cutter on the material plate and placing the milling cutter on the cleaning device, and placed at the locating assembly after the milling cutter is cleaned.

Preferably, a first telescopic cushion is arranged between the bottom plate and the supporting plate and located on the inner side of an output shaft of the first driving motor, a baffle is arranged at the inner side end of the supporting plate, and a second telescopic cushion is arranged between the baffle and the lower end of the supporting frame.

Preferably, the supporting plate is provided with a sliding groove, the supporting frame is positioned in the sliding groove, and a plurality of balls are embedded in the inner wall and the side wall of the bottom surface of the sliding groove.

Preferably, a connecting plate is arranged on an output shaft of the fourth driving motor, a plurality of protrusions are arranged on the connecting plate, clamping grooves matched with the protrusions are formed in the end face of the material plate, and the protrusions are connected with the clamping grooves in a buckled mode.

Preferably, the third driving motor is connected with the side wall of the support frame, a first bearing is embedded on the side wall of the support frame, an output shaft of the third driving motor penetrates through the side wall of the support frame and is fixedly connected with an inner ring of the first bearing, and the other end of the output shaft of the third driving motor is connected with a fourth driving motor on the support frame.

Preferably, clean subassembly is including clean pond, air compressor, gas holder, jet-propelled pipe, clean pond is located the supporting seat, air compressor and gas holder are located the supporting seat lower extreme, air compressor, gas holder, jet-propelled pipe pass through the pipeline intercommunication, be equipped with the locating piece in the clean pond, be equipped with the locating hole with milling cutter looks adaptation on the locating piece, be equipped with infrared correlation sensor on the inside wall of washing pond, be equipped with the solenoid valve on the jet-propelled pipe, infrared correlation sensor, solenoid valve all link to each other with the computer.

Preferably, the locating component comprises a locating rack, a rotating wheel, a fifth driving motor, a connecting plate and a sixth driving motor, the cross section of the locating rack is in a shape like a Chinese character '7', a first through hole matched with the milling cutter is formed in the upper end of the locating rack, the fifth driving motor is connected with the lower end face of the supporting seat, an output shaft of the fifth driving motor is connected with the connecting plate, the lower end face of the connecting plate is connected with the sixth driving motor, a second through hole is formed in the supporting seat, the output shaft of the sixth driving motor penetrates through the connecting plate and is connected with the rotating wheel through the second through hole, the sixth driving motor is used for driving the rotating wheel to rotate, and the fifth driving motor is used for driving the connecting plate to move left and right so that the rotating wheel abuts against the milling cutter on the locating rack and drives the connecting plate to rotate.

Preferably, the support seat is provided with a second bearing, the second bearing is located below the first through hole, and an inner ring of the second bearing is matched with the end part of the milling cutter.

A PCB milling cutter processing self-checking method comprises the following steps:

s1: the PLC is used for controlling the first driving motor, the second driving motor, the third driving motor and the fourth driving motor, so that the connecting plate is located at a position convenient for workers to install the material plate full of bars on the connecting plate;

s2: the PLC is used for controlling the first driving motor, the second driving motor, the third driving motor and the fourth driving motor to enable the flitch to be in a vertical state and located at a position where the flitch is convenient for the material taking manipulator to take in and take out the bars on the flitch, wherein the material taking manipulator takes in and takes out the bars in the first row of leftmost material grooves on the flitch, and sends the bars into the automatic grooving machine main body to process the bars into milling cutters, and then inserts the milling cutters back into the first row of leftmost material grooves on the flitch;

s3: when a first row and a second row of bars on a material taking manipulator clamping plate are sent into an automatic grooving machine main body to be machined, a third driving motor is controlled through a PLC (programmable logic controller), the material taking manipulator clamps a first row of second bars on the material plate and then controls a first driving motor, a second driving motor and a fourth driving motor, the material plate is located at a position where an arm assembly can conveniently clamp a milling cutter, the arm assembly clamps a first row of first milling cutters on the material plate (turning from left to right) through the PLC, then the milling cutters are placed in positioning holes, an infrared correlation sensor senses the milling cutters, a computer host controls an electromagnetic valve to be opened, an air injection pipe starts to perform high-pressure air injection cleaning on the milling cutters, the electromagnetic valve is closed for 2-4 seconds, and the milling cutters are cleaned;

s4: clamping the milling cutter to the positioning assembly from the positioning hole through an arm assembly, placing the milling cutter in the second bearing through the first through hole, starting a milling cutter detector, connecting the milling cutter detector with a computer host, controlling a plurality of light spots corresponding to the material feeding grooves on a display screen of the computer host, and enabling the milling cutter in the second bearing to start rotating by controlling a fifth driving motor and a sixth driving motor through a PLC (programmable logic controller) so as to be matched with the milling cutter detector for detection;

s5: after the detection is finished, if the precision of the outer diameter of the milling cutter is qualified, the milling cutter is clamped and placed in a material groove corresponding to the material plate through the PLC control arm assembly, then the PLC controls the first driving motor, the second driving motor, the third driving motor and the fourth driving motor, so that the material plate returns to the position where the material taking manipulator can conveniently clamp the bars on the material plate, when the processing of the first row and the second row of bars on the material plate is finished and the corresponding material groove is inserted, the steps S3-S4 are repeated, if the milling cutter is qualified, the step S5 is repeated, and so on, the bars on the material plate are processed and detected according to the sequence of broken lines;

s6: if the outer diameter precision of the milling cutter is unqualified, the unqualified parameters are uploaded to a computer host through a milling cutter detector, the processing parameter positions of the automatic grooving machine main body are corrected through the computer host, the corrected processing parameter positions are transmitted to a PLC (programmable logic controller) of the automatic grooving machine main body, the parameter position correction is completed before the next bar is processed, meanwhile, light spots of a trough corresponding to the unqualified milling cutter on a display screen can be automatically marked red, then the milling cutter is clamped and placed in the trough corresponding to the material plate through a PLC control arm assembly, then the PLC controls a first driving motor, a second driving motor, a third driving motor and a fourth driving motor, the material plate returns to the position where the material taking manipulator conveniently clamps the bar on the material plate, and the steps S3-S4 are repeated until the bar processing detection on the material plate is completed. The invention has at least one of the following beneficial effects:

according to the automatic grooving machine, the material receiving device is matched with the automatic grooving machine body, so that bars on the material plate can be automatically sent to the automatic grooving machine body to be processed, the processed milling cutter is inserted back to the material plate, the working efficiency is effectively improved, the material receiving device is matched with the detection device, the milling cutter which is just finished being processed can be effectively detected, automatic detection can be achieved through the double-shaft mechanical arm, the workload of workers is reduced, the detection efficiency of pure mechanical self-detection is higher, the measurement accuracy is guaranteed, the product quality is improved, and when the accuracy of the outer diameter of the milling cutter is unqualified, the processing parameters of the automatic grooving machine body can be corrected in time, the loss is stopped in time, and the product reject ratio is reduced.

Drawings

FIG. 1 is a schematic front view of a preferred embodiment of the present invention;

FIG. 2 is a schematic side view of a preferred embodiment of the present invention;

FIG. 3 is a top view schematic diagram of a preferred embodiment of the present invention;

FIG. 4 is a schematic top view of a support plate according to a preferred embodiment of the present invention;

FIG. 5 is a schematic structural view of a connection plate according to a preferred embodiment of the present invention;

FIG. 6 is a schematic view of the back side structure of the flitch according to the preferred embodiment of the invention;

FIG. 7 is a side view of the support frame of the preferred embodiment of the present invention;

FIG. 8 is a schematic structural view of a positioning assembly in accordance with a preferred embodiment of the present invention;

FIG. 9 is a schematic view of the cleaning apparatus of the preferred embodiment of the present invention;

fig. 10 is a schematic diagram of the control principle of the preferred embodiment of the present invention.

Description of reference numerals:

10 automatic groover main body, 11 through groove, 12 material taking mechanical arm, 20 material receiving device, 21 first driving motor, 22 bottom plate, 221 first telescopic pad, 23 second driving motor, 24 support plate, 241 baffle plate, 242 second telescopic pad, 243 chute, 244 ball, 25 third driving motor, 26 support frame, 261 first bearing, 27 fourth driving motor, 271 connecting plate, 272 protrusion, 28 flitch, 281 clamping groove, 30 detection device, 31 double-shaft mechanical arm, 311 transverse guide shaft, 312 longitudinal guide shaft, 313 arm component, 32 milling cutter detector, 33 positioning component, 331 positioning frame, 332 runner, 333 fifth driving motor, 334 connecting plate, 335 sixth driving motor, 336 second bearing, 337 first through hole, 338 second through hole, 34 support seat, 35 PLC, 36 computer host, 40 cleaning device, 41 cleaning pool, 42 air compressor, 43 air storage tank, 44 air injection pipe, 43 air injection pipe, 33 air injection pipe, air injection pump, air pump, air pump, air pump, air pump, air pump air, 45 positioning blocks, 46 positioning holes, 47 infrared correlation sensors and 48 electromagnetic valves.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center, longitudinal, transverse, length, width, thickness, upper, lower, front, rear, left, right, vertical, horizontal, top, bottom, inner, outer, clockwise, counterclockwise" and the like refer to orientations or positional relationships illustrated in the drawings, which are used for convenience in describing the present invention and simplifying the description, and do not refer to or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present invention.

Referring to fig. 1 to 10, in a preferred embodiment of the present invention, a PCB milling cutter processing self-inspection apparatus includes an automatic groover body 10, a material receiving device 20, and a detection device 30, a through slot 11 is formed on a side wall of the automatic groover body 10, a material taking manipulator 12 for extending out of the through slot 11 is arranged in the automatic groover body 10, the material receiving device 20 is connected to the side wall of the automatic groover body 10, the material receiving device 20 includes a first driving motor 21, a bottom plate 22, a second driving motor 23, a support plate 24, a third driving motor 25, a support frame 26, a fourth driving motor 27, and a material plate 28, the material plate 28 is used for loading an original bar material and/or a milling cutter slotted by the automatic groover body 10, the material plate 28 is connected to an output shaft of the fourth driving motor 27, the fourth driving motor 27 is connected to the support frame 26, the third driving motor 25 is used for driving the fourth driving motor 27 to rotate around the support frame 26, the supporting plate 24 is connected with the lower end of the supporting frame 26, the second driving motor 23 is connected with the supporting plate 24 and used for driving the supporting frame 26 to slide along the supporting plate 24, the output shaft of the first driving motor 21 is connected with the lower end face of the supporting plate 24 and used for driving the supporting plate 24 to do lifting motion, the bottom plate 22 is connected with the side wall of the grooving machine main body 10, the first driving motor 21 is connected with the bottom plate 22, the detection device 30 comprises a double-shaft mechanical arm 31, a milling cutter detector 32, a positioning component 33, a supporting seat 34, a PLC35 and a computer host 36, the double-shaft mechanical arm 31, the milling cutter detector 32, the PLC35 and the computer host 36 are electrically connected with each other, a longitudinal guide shaft 312 of the double-shaft mechanical arm 31 is connected with the supporting seat 34, a transverse guide shaft 311 of the double-shaft mechanical arm 31 is connected with the longitudinal guide shaft 312, the milling cutter 32 is positioned on the supporting seat 34, the positioning component 33 is positioned at the detection position of the milling cutter detector 32, two arm assemblies 313 are arranged on the transverse guide shaft 311, and the arm assemblies 313 are used for clamping and placing the milling cutters on the material plates 28 at the positioning assemblies 33. In the invention, the material receiving device 20 is matched with the automatic grooving machine main body 10, so that bars on the material plate 28 can be automatically sent to the automatic grooving machine main body 10 to be processed, and the processed milling cutter is inserted back to the material plate 28, the working efficiency is effectively improved, the material receiving device 20 is matched with the detection device 30, so that the milling cutter which is just finished being processed can be effectively detected, the automatic detection can be realized through the double-shaft mechanical arm 31, the workload of workers is reduced, the detection efficiency of pure mechanical self-detection is higher, the measurement accuracy is ensured, the product quality is improved, and when the external diameter precision of the milling cutter is detected to be unqualified, the processing parameter position of the automatic grooving machine main body can be corrected in time, the loss is stopped in time, and the product reject ratio is reduced.

As a preferred embodiment of the present invention, it may also have the following additional technical features:

a first telescopic cushion 221 is arranged between the bottom plate 22 and the support plate 24, the first telescopic cushion 221 is positioned on the inner side of an output shaft of the first driving motor 21, a baffle 241 is arranged at the inner side end of the support plate 24, a second telescopic cushion 242 is arranged between the baffle 241 and the lower end of the support frame 26, the first telescopic cushion 221 can play a role in buffering the lifting motion of the support plate 24 driven by the first driving motor 21, and the second telescopic cushion 242 can play a role in buffering the back and forth motion of the support frame 26 driven by the second driving motor 23, so that the displacement of the support plate 24 and the support frame 26 is more stable; in this embodiment, the first pad 221 and the second pad 242 have the same structure, the outer portion is made of rubber, the inner portion is provided with a spring, the first driving motor 21 uses a hydraulic cylinder, the number of output shafts of the hydraulic cylinder is four, and the connecting portion between the output shaft and the bottom plate 22 is provided with a connecting seat, which plays a role in stabilizing and supporting.

The supporting plate 24 is provided with a sliding groove 243, the supporting frame 26 is located in the sliding groove 243, a plurality of balls 244 are embedded in the inner wall and the side wall of the bottom surface of the sliding groove 243, the second driving motor 23 is fixedly connected with the supporting plate 24, the supporting frame 26 is abutted against the balls 244 in the sliding groove 243, the friction force between the supporting frame 26 and the inner wall of the sliding groove 243 is effectively reduced through the balls 244, and the supporting frame 26 can be driven more smoothly by the second driving motor 23; in this embodiment, the second driving motor 23 is a cylinder and has two piston rods, the supporting frame 26 includes a base and a support, the support is composed of two vertical plates and is respectively located at two sides of the base, and the fourth driving motor 27 is located between the two vertical plates.

A connecting plate 271 is arranged on an output shaft of the fourth driving motor 27, a plurality of protrusions 272 are arranged on the connecting plate 271, clamping grooves 281 matched with the protrusions 272 are arranged on the end face of the flitch 28, and the protrusions 272 and the clamping grooves 281 are connected in a buckling mode, so that the flitch 28 is more convenient to disassemble and assemble, the flitch 28 is convenient to replace, and the flitch 28 can be stably connected with the connecting plate 271 when the flitch 28 is in a vertical state; in this embodiment, after the milling cutter on the material plate 28 is detected to be qualified, the worker needs to detach the material plate 28 and then attach a new material plate 28 filled with a bar material, the end of the protrusion 272 is of a conical table structure, and the inside of the clamping groove 281 is matched with the conical table structure, so that the material plate 28 is effectively clamped; in this embodiment, the fourth driving motor 27 is a cylinder, and one end of the output shaft thereof is provided with a connecting block, and the connecting block is fixedly connected with the connecting plate 271.

The third driving motor 25 is connected with the side wall of the support frame 26, a first bearing 261 is embedded in the side wall of the support frame 26, an output shaft of the third driving motor 25 penetrates through the side wall of the support frame 26 and is fixedly connected with an inner ring of the first bearing 261, the other end of the output shaft of the third driving motor 25 is connected with a fourth driving motor 27 on the support frame 26, and the output shaft of the third driving motor 25 can smoothly rotate around the side wall of the support frame 26 under the action of the first bearing 261, so that the fourth driving motor 27 is effectively driven to rotate; in this embodiment, the output shaft of the fourth driving motor 27 penetrates through the side wall of the other end of the supporting frame 26 and can rotate relative to the side wall; the third driving motor 25 is a stepping motor, and the fourth driving motor 27 is controlled to rotate 90 ° and reset, so that the material plate 28 is changed from the vertical state to the horizontal state, and then returns to the vertical state.

The cleaning assembly 40 comprises a cleaning tank 41, an air compressor 42, an air storage tank 43 and an air injection pipe 44, wherein the cleaning tank 41 is positioned on the supporting seat 34, the air compressor 42 and the air storage tank 43 are positioned at the lower end of the supporting seat 34, the air compressor 42, the air storage tank 43 and the air injection pipe 44 are communicated through a pipeline, a positioning block 45 is arranged in the cleaning tank 41, a positioning hole 46 matched with the milling cutter is arranged on the positioning block 45, an infrared correlation sensor 47 is arranged on the inner side wall of the cleaning tank 41, an electromagnetic valve 48 is arranged on the air injection pipe 44, the infrared correlation sensor 47 and the electromagnetic valve 48 are both connected with the computer host 36, after the milling cutter is clamped into the positioning hole 46 by the arm assembly 313, the infrared correlation sensor 47 detects the milling cutter and transmits a signal to the computer host 36, the computer host 36 controls the electromagnetic valve 48 to open, the air injection pipe 44 starts to perform air injection cleaning towards the milling cutter exposed out of the positioning hole 46, the positioning hole 46 is longer, the milling cutter cannot fly out of the positioning hole 46 under high-pressure spray washing, and the milling cutter can rotate in the positioning hole 46, so that the cleaning effect is ensured; in this embodiment, the bottom of the cleaning pool 41 is provided with a sponge layer, and the sponge can adsorb sundries cleaned from the milling cutter, so as to avoid splashing of the sundries; the air compressor 42 compresses air stored in an air reservoir 43 so that the air jet 44 can inject high pressure air.

The positioning assembly 33 comprises a positioning frame 331, a rotating wheel 332, a fifth driving motor 333, a connecting plate 334 and a sixth driving motor 335, the section of the positioning frame 331 is 7-shaped, the upper end of the positioning frame 331 is provided with a first through hole 337 matched with a milling cutter, the fifth driving motor 333 is connected with the lower end surface of the supporting seat 34, the output shaft of the fifth driving motor 333 is connected with the connecting plate 334, the lower end surface of the connecting plate 334 is connected with the sixth driving motor 335, the supporting seat 34 is provided with a second through hole 338, the output shaft of the sixth driving motor 335 penetrates through the connecting plate 334 and the second through hole 338 to be connected with the rotating wheel 332, the sixth driving motor 335 is used for driving the rotating wheel 332 to rotate, the fifth driving motor 333 is used for driving the connecting plate 334 to move left and right so that the rotating wheel 332 is abutted against the milling cutter on the positioning frame 331 and drives the rotating wheel to rotate, after the milling cutter passes through the first through hole 337, the fifth driving motor 333 drives the connecting plate 334 to move right, the rotating wheel 332 is abutted to the milling cutter, and the sixth driving motor 335 drives the rotating wheel 332 to rotate, so that the milling cutter is driven to rotate, the milling cutter detector 32 can effectively detect the milling cutter, and the detection accuracy is ensured; in this embodiment, the wheel 332 includes a wheel disc and a connecting column, the wheel disc is located at the upper end of the second through hole 338, the diameter of the wheel disc is larger than that of the second through hole 338, and the distance from the connecting column to the inner wall of the second through hole 338 is larger than that from the wheel disc to the side wall of the milling cutter, so that the wheel disc can always shield the second through hole 338 to prevent impurities from falling into the second through hole 338; the fifth drive motor 333 is a stepping motor, and the sixth drive motor 335 is a drive motor.

The second bearing 336 is arranged on the supporting seat 34, the second bearing 336 is positioned below the first through hole 337, an inner ring of the second bearing 336 is matched with the end part of the milling cutter, the second bearing 336 is fixedly connected with the supporting seat 34, the milling cutter is inserted into the inner ring of the second bearing 336, and the second bearing 336 can support the lower end of the milling cutter, so that the milling cutter can smoothly rotate in the first through hole 337; in this embodiment, the supporting seat 34 is in a shape of "]", so that the flitch 28 can be located at a position most suitable for the biaxial robot arm 31.

The automatic detection device can realize automatic detection after a bar material is processed into a milling cutter, greatly improves the working efficiency, is mechanically operated in the whole process, and reduces the error of manual detection.

A PCB milling cutter processing self-checking method comprises the following steps:

s1: the PLC is used for controlling the first driving motor 21, the second driving motor 23, the third driving motor 25 and the fourth driving motor 27, so that the connecting plate 271 is located at a position convenient for workers to install the material plate 28 with the fully inserted bars on the upper surface;

s2: the PLC controls the first driving motor 21, the second driving motor 23, the third driving motor 25 and the fourth driving motor 27 to enable the flitch 28 to be in a vertical state and to be located at a position where the flitch 28 is convenient for the taking manipulator 12 to take bars on the flitch 28, wherein the taking manipulator 12 takes the bars in a first row of leftmost material grooves on the flitch 28, sends the bars into the automatic grooving machine body 10 to process the bars into milling cutters, and inserts the milling cutters back into the first row of leftmost material grooves on the flitch 28;

s3: when the material taking manipulator 12 clamps a first row and a second row of bars on the material plate 28 and sends the first row and the second row of bars to the automatic grooving machine main body 10 for processing, the third driving motor 25 is controlled by the PLC to enable the material plate 28 to be in a horizontal state, the first driving motor 21, the second driving motor 23 and the fourth driving motor 27 are controlled to enable the material plate 28 to be in a position convenient for the arm assembly 313 to clamp a milling cutter, the PLC35 controls the double-shaft mechanical arm 31 to enable the arm assembly 313 to clamp a first row of milling cutters on the material plate 28 (from left to right), then the milling cutters are placed in the positioning holes 46, the infrared correlation sensor 47 senses the milling cutters, the computer host 36 controls the electromagnetic valve 48 to be opened, the air injection pipe 44 starts to perform high-pressure air injection cleaning on the milling cutters, the air injection lasts for 2-4 seconds, the electromagnetic valve 48 is closed, and the milling cutters are cleaned;

s4: the milling cutter is clamped to the positioning assembly 33 from the positioning hole 46 through the arm assembly 313, the milling cutter passes through the first through hole 337 and is placed in the second bearing 336 (a detection position), the milling cutter detector 32 is started, the milling cutter detector 32 is connected with the computer host 36, a plurality of light spots corresponding to the trough of the flitch 28 are arranged on the display screen of the computer host 36, and the PLC35 controls the fifth driving motor 333 and the sixth driving motor 335 to enable the milling cutter in the second bearing 336 to rotate so as to be matched with the milling cutter detector 32 for detection;

s5: after the detection is finished, if the precision of the outer diameter of the milling cutter is qualified, the PLC35 controls the arm assembly 313 to clamp and place the milling cutter in a trough corresponding to the material plate 28, the PLC35 controls the first driving motor 21, the second driving motor 23, the third driving motor 25 and the fourth driving motor 27 to enable the material plate 28 to return to the position where the material taking manipulator 12 conveniently clamps the bars on the material plate 28, when the first row and the second row of the bars on the material plate 28 are processed and inserted into the corresponding troughs, the steps S3-S4 are repeated, if the milling cutter is qualified, the step S5 is repeated, and so on, the bars on the material plate 28 are processed and detected according to the sequence of broken lines;

s6: if the precision of the outer diameter of the milling cutter is unqualified, the unqualified parameters are uploaded to the computer host 36 through the milling cutter detector 32, the processing parameter position of the automatic grooving machine main body 10 is corrected through the computer host 36, the corrected processing parameter position is transmitted to the PLC of the automatic grooving machine main body 10, the automatic grooving machine main body 10 finishes parameter position correction before the next bar is processed, meanwhile, a light spot of a groove corresponding to the unqualified milling cutter on a display screen can be automatically marked red, then the PLC35 controls the arm assembly 313 to clamp the milling cutter in the groove corresponding to the flitch 28, the PLC35 controls the first driving motor 21, the second driving motor 23, the third driving motor 25 and the fourth driving motor 27 to enable the flitch 28 to return to the position where the material taking manipulator 12 conveniently takes the bar on the flitch 28, and the steps S3-S4 are repeated until the bar processing detection on the flitch 28 is finished. If unqualified milling cutter has appeared on single-disk flitch 28, then generally be two continuous milling cutters unqualified, the display screen can be red with the light spot mark that unqualified milling cutter corresponds on flitch 28 silo, makes things convenient for the staff to find out unqualified product.

The above additional technical features can be freely combined and used in superposition by those skilled in the art without conflict.

The above description is only a preferred embodiment of the present invention, and the technical solutions that achieve the objects of the present invention by basically the same means are all within the protection scope of the present invention.