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CN-114867223-B - PCB last procedure processing equipment and positioning system thereof

CN114867223BCN 114867223 BCN114867223 BCN 114867223BCN-114867223-B

Abstract

The invention provides PCB last procedure processing equipment, which comprises a machine tool, a cutting device and a control console, wherein the control console is positioned at one side of the machine tool and is electrically connected with the machine tool and the cutting device respectively, the machine tool is provided with a working arm, the cutting device is fixedly hung on the working arm, the cutting device comprises a fixing frame, a cutting head, a first camera and a distance sensor, the fixing frame is fixedly connected with the working arm, the first driving device can correspondingly rotate according to the position of a tool setting boss image returned by the first camera to drive a processing platform to slide to the position right below the first camera so as to finish tool setting of the cutting head, the first camera, a lamp bead and the tool setting boss are adopted to assist the cutting head in tool setting, so that the tool setting is conveniently and rapidly positioned before pins of a PCB are cut, a PCB worker who is to cut pins is favorable for rapidly and accurately cutting the PCB is clamped and fixed in a negative pressure clamping mode, and the clamping time is saved.

Inventors

  • BI XINYI

Assignees

  • 江西兴华绿色农业开发有限公司
  • 毕欣怡

Dates

Publication Date
20260421
Application Date
20220407
Priority Date
20220407

Claims (10)

  1. 1. The PCB last procedure processing equipment comprises a machine tool, a cutting device and a control console, wherein the control console is positioned on one side of the machine tool and is respectively and electrically connected with the machine tool and the cutting device, the machine tool is provided with a working arm, and the cutting device is fixedly hung on the working arm, and is characterized in that the cutting device comprises a fixing frame, a cutting head, a first camera and a distance sensor, the fixing frame is fixedly connected with the working arm, the cutting head, the first camera and the distance sensor are respectively and fixedly connected in the fixing frame and face the machine tool, a straight line formed by the first camera and the cutting head is perpendicular to a straight line formed by the cutting head and the distance sensor, the machine tool comprises a first driving device and a processing platform, wherein the processing platform is positioned below the cutting device and is in sliding connection with the machine tool, the first driving device is fixedly arranged on the machine tool, a screw rod on a rotating shaft is in threaded connection with the processing platform, a tool setting device is arranged on the processing platform, a tool setting boss and a lamp bead are arranged on the tool setting device, the lamp bead is fixedly connected to the center of the tool setting boss and faces upwards, a main control module electrically connected with the lamp bead is arranged in the tool setting boss, a plurality of round tables which are sequentially stacked and sequentially reduced in diameter size are arranged on the tool setting boss, the cutting head, the first camera, the distance sensor and the lamp bead are respectively electrically connected with the control console, the first driving device can correspondingly rotate according to the knife setting boss image returned by the first camera and the flashing position of the lamp beads to drive the processing platform to slide to the position right below the first camera so as to finish knife setting of the cutting head.
  2. 2. The PCB finishing process processing apparatus of claim 1, wherein a reflective surface is provided on one side of the tool setter, the reflective surface facing upward.
  3. 3. The PCB last process machining device according to claim 1, wherein the cutting head comprises a second driving device, a hydraulic cylinder, a first cutting head and an elastic sheet, a fixed column is arranged on a rotating shaft of the second driving device, the hydraulic cylinder is fixedly connected to one side of the fixed column and parallel to a horizontal plane, the first cutting head is fixedly connected to one end of the fixed column, an avoidance groove is formed in the fixed column, the elastic sheet is fixedly connected to one side of the fixed column and partially shields the avoidance groove, a pressing sheet is arranged on a push rod of the hydraulic cylinder, the pressing sheet is in butt joint with the surface of the elastic sheet, a second cutting head is arranged at one end of the elastic sheet, and the second cutting head is aligned with the first cutting head.
  4. 4. The PCB finishing process processing apparatus of claim 3, wherein the cutting head comprises a second camera fixedly connected to the fixing post and partially received in the avoidance groove, a cutting opening is provided between the first cutting head and the second cutting head, and the second camera faces the cutting opening.
  5. 5. The PCB strip finishing machining apparatus of claim 4, wherein the machining platform comprises a placement plate, a clamping device and a button, the clamping device is movably placed on the upper surface of the placement plate, the button is fixedly connected to the placement plate and is close to the clamping device, the clamping device is located on one side of the tool setting device, the PCB strip finishing machining apparatus comprises an air extracting device, the air extracting device is connected and communicated with the clamping device through an external flexible connecting pipeline, the air extracting device is electrically connected with the button, and pressing the button can control the air extracting device to extract air so that the clamping device clamps the PCB strip with pins to be cut.
  6. 6. The device for machining the last process of the PCB according to claim 5, wherein the clamping device comprises a supporting component and a knob rod, a sliding rail and a fixing boss are arranged on the placing plate, the two supporting components are both in sliding connection with the sliding rail and are symmetrically arranged and are respectively connected with the air extractor, and the knob rod sequentially penetrates through the fixing boss and the two supporting components and is in rotary connection with the fixing boss and is respectively in threaded connection with the two supporting components.
  7. 7. The PCB last process processing device according to claim 6, wherein the supporting component comprises a sliding part and a clamping part, a first air pumping cavity and a first connecting port are formed in the sliding part, the air pumping device is connected with the sliding part through the first connecting port and is communicated with the first air pumping cavity, a sliding column is arranged on the clamping part and is movably contained in the first air pumping cavity, a first sealing disc is arranged at one end of the sliding column, the first sealing disc is tightly connected with a cavity wall of the first air pumping cavity, and a clamping groove for clamping an external PCB is formed between the sliding part and the clamping part.
  8. 8. The PCB last process processing device according to claim 5, wherein the air extractor comprises a shell, a third driving device, a negative pressure shell, a pulling rod and an air pressure sensor, wherein a fixing groove and a second connecting port are formed in the shell, the second connecting port is connected with the clamping device through an external soft connecting pipeline, the third driving device is fixedly contained in the fixing groove, the negative pressure shell is fixedly contained in the fixing groove and communicated with the second connecting port, a second air extracting cavity is formed in the negative pressure shell, a second sealing disc is arranged on the pulling rod, the pulling rod is in threaded connection with a rotating shaft of the third driving device, and the second sealing disc is movably contained in the second air extracting cavity and is tightly connected with a cavity wall.
  9. 9. The PCB strip finishing process processing apparatus of claim 5, wherein the processing platform comprises a charging hopper detachably connected to the placement plate and located below the clamping device, and a blanking slot is provided on the placement plate and located below the clamping device and in communication with the charging hopper.
  10. 10. A positioning system of a PCB finishing process processing apparatus according to any one of claims 4-9, characterized by comprising the first camera, the second camera, the tool setting boss, a first image recognition module, a second image recognition module, a driving module, a data processing module, and a storage module; the first camera is used for acquiring the image of the tool setting boss and transmitting the image back to the first image recognition module; The second camera is used for acquiring an image on the PCB to be cut and transmitting the image back to the second image recognition module; The tool setting boss is used for providing a positioning reference position for the first camera; the first image recognition module is used for transmitting the image acquired by the first camera back to the data processing module; the second image recognition module is used for transmitting the image acquired by the second camera back to the data processing module; The driving module is used for driving the first driving device and the working arm to move; The data processing module is used for receiving the images returned by the first image recognition module and the second image recognition module, calling the preset images in the storage module for comparison, and sending corresponding driving instructions to the driving module; the storage module is used for storing preset images of the tool setting boss when the tool is set, and the cutting head is right opposite to the preset images of the PCB below.

Description

PCB last procedure processing equipment and positioning system thereof Technical Field The invention relates to the technical field of cutting equipment, in particular to PCB last procedure processing equipment and a positioning system thereof. Background PCB (Printed Circuit Board), called printed circuit board, is an important electronic component, is a support for electronic components, and is a carrier for electrical connection of electronic components. In the existing production technology, pins are usually sheared by manually using a pair of scissors, but the mode of shearing pins by the pair of scissors is time-consuming and labor-consuming and has low efficiency because of the large number of the pins. In order to save cutting time, most enterprises uniformly cut the pins by adopting a saw blade cutting mode, and the pins are cut by adopting a saw blade cutting mode by adopting a patent number CN210754862U, but the cutting mode can only be applied to the PCB with electronic components concentrated on one surface of the PCB, if the electronic components are inserted into both surfaces of the PCB, the uniform cutting effect is poor (the pins are too long), and the efficient cutting of the pins of the PCB is not facilitated. Therefore, it is necessary to provide a PCB finishing process processing apparatus and a positioning system thereof to solve the problem that the double-sided pins of the PCB are difficult to cut automatically and rapidly. Disclosure of Invention In order to solve the problems, the invention provides a PCB last process processing device and a positioning system thereof, which are used for solving the problem that double-sided pins of a PCB are difficult to cut automatically and quickly. The invention is realized by the following technical scheme: The invention provides PCB last procedure processing equipment, which comprises a machine tool, a cutting device and a control console, wherein the control console is positioned at one side of the machine tool and is respectively and electrically connected with the machine tool and the cutting device, the machine tool is provided with a working arm, the cutting device is fixedly hung on the working arm and comprises a fixing frame, a cutting head, a first camera and a distance sensor, the fixing frame is fixedly connected with the working arm, the cutting head, the first camera and the distance sensor are respectively and fixedly connected in the fixing frame and face the machine tool, a straight line formed by the first camera and the cutting head is perpendicular to a straight line formed by the cutting head and the distance sensor, the machine tool comprises a first driving device and a processing platform, wherein the processing platform is positioned below the cutting device and is in sliding connection with the machine tool, the first driving device is fixedly arranged on the machine tool, a screw rod on a rotating shaft is in threaded connection with the processing platform, a tool setting device is arranged on the processing platform, a tool setting boss and a lamp bead are arranged on the tool setting device, the lamp bead is fixedly connected to the center of the tool setting boss and faces upwards, a main control module electrically connected with the lamp bead is arranged in the tool setting boss, a plurality of round tables which are sequentially stacked and sequentially reduced in diameter size are arranged on the tool setting boss, the cutting head, the first camera, the distance sensor and the lamp bead are respectively electrically connected with the control console, the first driving device can correspondingly rotate according to the tool setting boss image returned by the first camera and the flashing position of the lamp beads to drive the processing platform to slide to the position right below the first camera so as to finish tool setting of the cutting head. Further, a light reflecting surface is arranged on one side of the tool setting device, and the light reflecting surface faces upwards. Further, the cutting head includes second drive arrangement, pneumatic cylinder, first cutter head, shell fragment, be equipped with the fixed column in the pivot of second drive arrangement, pneumatic cylinder fixed connection in fixed column one side and parallel with the horizontal plane, first cutter head fixed connection in fixed column one end is equipped with on the fixed column and dodges the groove, shell fragment fixed connection in fixed column one side and part shelter from dodge the groove, be equipped with the pressing piece on the push rod of pneumatic cylinder, the pressing piece with shell fragment surface butt, shell fragment one end is equipped with the second cutter head, the second cutter head with first cutter head aligns. Further, the cutting head comprises a second camera, the second camera is fixedly connected to the fixed column and is partially accommodated in the avoidance groove, a cutting opening is