CN112074101B - PCB pin inserting equipment for steering wheel corner sensor - Google Patents

PCB pin inserting equipment for steering wheel corner sensor Download PDF

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Publication number
CN112074101B
CN112074101B CN202010763079.9A CN202010763079A CN112074101B CN 112074101 B CN112074101 B CN 112074101B CN 202010763079 A CN202010763079 A CN 202010763079A CN 112074101 B CN112074101 B CN 112074101B
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pin
station
detection
pcb
welding
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CN202010763079.9A
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CN112074101A (en
Inventor
王惠芬
周琼玉
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Ascent Sensing System Wuhan Co ltd
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Ascent Sensing System Wuhan Co ltd
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00Apparatus or processes for manufacturing printed circuits
    • H05K3/30Assembling printed circuits with electric components, e.g. with resistor
    • H05K3/32Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
    • H05K3/34Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
    • H05K3/3447Lead-in-hole components
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/22Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automatic Assembly (AREA)

Abstract

The invention provides a PCB pin inserting device for a steering wheel angle sensor, which aims to solve the technical problems of high artificial participation degree and low automation degree of a PCB manufacturing time course for the steering wheel angle sensor in the prior art; the automatic welding machine comprises a workbench, a rotary table and a control system, the rotary table is rotatably installed at the upper end of the rotary table, six loading clamps are sequentially arranged at the upper end of the rotary table along the circumferential direction, a feeding station is sequentially and uniformly arranged along a working procedure around the rotary table, a pin inserting station is arranged, a turning station is arranged, a welding station is arranged, a first detection station and a second detection station are arranged, the feeding station is arranged, the pin inserting station is arranged, the turning station is arranged, the welding station is arranged, the first detection station and the second detection station are correspondingly provided with the feeding table, a pin inserting mechanism, a turnover mechanism, a welding mechanism, a first detection mechanism and a second detection mechanism respectively.

Description

PCB pin inserting equipment for steering wheel corner sensor
Technical Field
The invention relates to the field of automobile part manufacturing, in particular to a PCB pin inserting device for a steering wheel corner sensor.
Background
The steering wheel angle sensor is a component of a vehicle stability control system, is mainly installed in a steering column below a steering wheel, is generally connected with a PCM through a CAN bus, CAN be divided into an analog steering wheel angle sensor and a digital steering wheel angle sensor, generally comprises a PCB for analyzing angle signals in the steering wheel angle sensor, and needs to insert a PIN PIN and weld the PCB in the preparation process.
In the prior art, because the direction and the welding position of the contact pin are positioned at two sides of the PCB original plate, the PCB original plate is generally contacted with the contact pin on the contact pin station in the prior art, then the PCB original plate is manually turned over and then is conveyed to the welding station for welding, the manual participation degree in the process is high, the automation degree is low, the yield is low, and the requirement of modern manufacturing can not be met gradually.
Disclosure of Invention
The invention provides a PCB pin inserting device for a steering wheel angle sensor, which aims to solve the technical problems of high human participation degree and low automation degree of a PCB manufacturing time course for the steering wheel angle sensor in the prior art.
The scheme for solving the technical problems is as follows: a PCB pin inserting device for a steering wheel corner sensor comprises a workbench, a rotary table and a control system, wherein the rotary table is rotatably arranged at the upper end of the workbench, six loading clamps are sequentially arranged at the upper end of the rotary table along the circumferential direction, a feeding station, a pin inserting station, an overturning station, a welding station, a first detection station and a second detection station are sequentially and uniformly arranged at intervals along the working procedures around the rotary table, the feeding station, the pin inserting station, the overturning station, the welding station, the first detection station and the second detection station are respectively and correspondingly provided with a feeding table, a pin inserting mechanism, an overturning mechanism, a welding mechanism, a first detection mechanism and a second detection mechanism, each loading clamp comprises a bottom plate, a first mounting groove and a second mounting groove are formed in the bottom plate in parallel, a pin inserting block is formed in the first mounting groove, the PIN inserting mechanism is used for inserting a PIN PIN into the PCB original plate at the corresponding position; the turnover mechanism is used for clamping and turning over a PCB raw plate, which is inserted with PIN needles and is in a corresponding position, into the second mounting groove; the welding mechanism is used for welding and fixing the PIN needles in the second mounting grooves at the corresponding positions with the PCB original plate, and the first detection mechanism and the second detection mechanism are used for detecting whether the PCB original plate welded with the PIN needles meets the requirements or not; the control system controls the turntable to rotate in a stepping mode, and the pin inserting mechanism, the turnover mechanism, the welding mechanism, the first detection mechanism and the second detection mechanism are all electrically connected with the control system.
According to the PCB PIN inserting equipment for the steering wheel corner sensor, provided by the invention, the processes in the manufacturing process of the PCB are sequentially arranged on the outer side of the PCB along the circumferential direction through the rotary table, the overturning station is arranged between the traditional PIN inserting equipment and the welding equipment, the purpose of overturning the PCB original plate inserted with the PIN needle is realized through the overturning mechanism, the step of manual overturning in the prior art is eliminated, the processes are effectively integrated through a control system, the automation of the processes is realized, and the working efficiency is improved.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a schematic structural diagram of a PCB pin for a steering wheel angle sensor according to an embodiment of the present invention;
FIG. 2 is a schematic view of the loading jig of FIG. 1;
FIG. 3 is a schematic view of the installation of the PIN and PCB raw board in FIG. 1;
FIG. 4 is a schematic structural view of the insertion mechanism of FIG. 1;
FIG. 5 is a schematic structural view of the turnover mechanism in FIG. 1 before being turned over;
FIG. 6 is a schematic diagram of the turnover mechanism of FIG. 4 after being turned over;
FIG. 7 is a schematic structural view of the welding mechanism of FIG. 1;
FIG. 8 is a schematic structural diagram of the first detecting mechanism in FIG. 1;
FIG. 9 is a schematic structural view of the second detecting mechanism in FIG. 1;
fig. 10 is a block diagram of a control structure of the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.
As shown in fig. 1 to 10, the present invention provides a PCB pin inserting apparatus for a steering wheel angle sensor, which includes a table 1, a turntable 2, and a control system 10.
The rotary table 2 is rotatably mounted at the upper end of the workbench 1, six loading clamps 21 are sequentially arranged at the upper end of the rotary table 2 along the circumferential direction, a feeding station A, a pin inserting station B, an overturning station C, a welding station D, a first detection station E and a second detection station F are sequentially and uniformly arranged at intervals along the working procedures at the periphery of the rotary table 2, and the feeding station A, the pin inserting station B, the overturning station C, the welding station D, the first detection station E and the second detection station F are respectively and correspondingly provided with a feeding table 3, a pin inserting mechanism 4, a turnover mechanism 5, a welding mechanism 6, a first detection mechanism 7 and a second detection mechanism 8; the control system 10 controls the turntable 2 to rotate step by step, and the pin inserting mechanism 4, the turnover mechanism 5, the welding mechanism 6, the first detection mechanism 7 and the second detection mechanism 8 are all electrically connected with the control system 10.
Each of the loading clamps 21 includes a bottom plate 211, a first mounting groove 21a and a second mounting groove 21b are formed in the bottom plate 211 in parallel, a pin pad 212 is formed in the first mounting groove 21a, and a plurality of pin holes 212a are formed in the pin pad 212.
The feeding table 3 is used for placing a PCB (printed circuit board) raw plate 200 in a first mounting groove 21a at a corresponding position, a pin mounting position 200a corresponding to the pin hole 212a is formed on the PCB raw plate 200, manual feeding is adopted at the feeding table 3 generally for the continuity of feeding, a main switch of the PCB pin device is arranged at the feeding table 3, and when the main switch is pressed down, the PCB pin device is powered on and started.
The PIN inserting mechanism 4 is used for inserting the PIN 300 into the PCB board 200 at the corresponding position.
Specifically, PIN mechanism 4 includes mount 41, elevating platform 42 and a lift drive unit, the elevating platform 42 liftable install in mount 41, elevating platform 42 is close to one side of workstation is formed with one and grabs needle portion 421, the lower extreme of grabbing needle portion 421 is formed with a plurality of PIN needle installation positions for install PIN needle 300 in bulk, PIN needle installation position with PIN hole 212a one-to-one sets up, a lift drive unit is used for the drive elevating platform 42 goes up and down, with PIN needle 300 on the PIN needle installation position inserts the former board 200 of PCB of corresponding position.
It should be noted that, in this embodiment, the PIN catching portion 421 is an electromagnet, which attracts the bulk PIN 300 when the power is turned on, and when the lifting platform 42 descends until the PIN is inserted into the PCB board 200, the control system controls the electromagnet to be powered off, and the PIN catching portion 421 releases the PIN 300.
The turnover mechanism 5 is used for clamping and turning over the PCB raw board 200 inserted with the PIN 300 at the corresponding position into the second mounting groove 21 b.
Specifically, tilting mechanism 5 includes stand 51, slider 52, centre gripping subassembly 53, second lift drive unit and upset drive unit, the centre gripping subassembly includes upset piece 531 and activity clamping jaw 532, stand 51 vertical set up in one side of workstation 1, slider 52 is followed the length direction slidable of stand 51 install in one side of stand 51, the rotatable installation of upset piece 531 one end in slider 52 is close to one side of carousel 1, activity clamping jaw 532 install in on the upset piece 531, press from both sides tight drive unit with the activity clamping jaw is connected, is used for making activity clamping jaw 532 activity is pressed from both sides tightly PCB former board 200, upset drive unit is used for the drive upset piece 531 upset.
It should be noted that, in order to ensure that the PCB original board 200 after the turning block 531 is turned over corresponds to the second mounting groove 21b exactly, the distance between the clamping position of the movable clamping jaw 532 and the rotating shaft of the turning block 531 is 1/2 equal to the distance between the first mounting groove 21a and the second mounting groove 21 b; the turning driving unit is a rotary cylinder configured to have a single rotation stroke of 180 degrees, in this embodiment, the movable clamping jaw is a pneumatic clamping jaw, air intake and air return of the pneumatic clamping jaw are controlled by the control system 10, and the second lifting driving unit is a linear motor or a hydraulic cylinder.
The welding mechanism 6 is used for welding and fixing the PIN 300 in the second mounting groove 21b at the corresponding position and the PCB original board 200.
The welding mechanism 6 comprises a welding head 61 and a bidirectional displacement device 62, the bidirectional displacement device 62 comprises a fixed cross beam 621, a movable cross beam 622, a first displacement driving unit and a second displacement driving unit, the fixed cross beam 621 is fixedly arranged on one side of the turntable 2, the movable cross beam 622 is movably arranged on the fixed cross beam 621 along the length direction of the fixed cross beam 621, the welding head 61 is movably arranged on the movable cross beam 622 along the length direction of the movable cross beam 622, the length direction of the fixed cross beam 621 is perpendicular to the length direction of the movable cross beam 622, the first displacement driving unit is used for driving the movable cross beam 622 to move, and the second displacement driving unit is used for driving the welding head 621 to move.
Optionally, the first displacement driving unit is a motor and a screw-nut pair, a screw of the screw-nut pair is rotatably mounted along the length direction of the fixed beam 621, a nut of the screw-nut pair is movably mounted with the movable beam, the motor is connected to one end of the screw in a driving manner, when the motor rotates, the nut moves on the screw to drive the movable beam to move, the second displacement driving unit may be the same as the first displacement driving unit in some embodiments, or may be a driving hydraulic cylinder in other embodiments, the welding head 61 is connected to an output end of the driving hydraulic cylinder, and the welding head 61 is driven to move on the movable beam by the extension and retraction of the driving hydraulic cylinder.
The first detection mechanism 7 and the second detection mechanism 8 are used for detecting whether the PCB original board 200 welded with the PIN needles 300 meets the requirements.
Specifically, in order to ensure the correctness of the soldering position, the first detecting mechanism 7 is a CCD camera, and is used for detecting whether the soldering position of the PCB raw board 200 and the PIN 300 at the corresponding position is correct. When the CCD camera finds that the welding position is not correctly positioned, it transmits relevant information to the control system 10 and gives an alarm.
In order to guarantee effectiveness and electric connection stability of the welding position, the second detection mechanism 8 comprises a detection frame 81, a detection table 82, a detection circuit, a first probe 83 and a second probe 84, the detection frame 81 is installed on one side of the rotary table 1, the detection table 82 can be installed on the detection frame 81 in a lifting mode, the detection circuit is arranged in the detection table 82, the part of the detection table 82 extends to the upper side of the rotary table 1, the first probe 83 and the second probe 84 are installed at the lower end of the detection table 82 and correspond to monitoring points on the PCB original plate 200, and the detection circuit is respectively electrically connected with the first probe 82 and the second probe 83.
When the electrical connection of the soldered PCB needs to be detected, the control system controls the detection table 82 to descend, the first probe 83 and the second probe 84 are correspondingly connected to the monitoring points on the PCB original plate 200, and whether the circuits are communicated or not is determined through the feedback of the detection circuit.
When the PCB assembling device is used, firstly, a worker puts a PCB (printed circuit board) raw board 200 into a first mounting groove 21a at a position corresponding to a station at a feeding table 3, then a main switch is started, the device works, the rotary disc rotates, the PIN inserting mechanism 4 inserts the PIN PINs 300 into corresponding positions of the PCB raw board 200 through the PIN grabbing parts 421 and the lifting table 42, then the rotary disc rotates to reach the next station, the turnover mechanism 5 clamps the PCB raw board 200 inserted with the PIN PINs 300 through the clamping components 53 and places the PCB raw board in a corresponding second mounting groove 21b, the rotary disc continues to rotate to reach the next station, the welding mechanism 6 moves in two directions through the welding head 61 to weld and fix the PIN PINs 300 and the PCB raw board 200, then the rotary disc sequentially rotates to pass through the detection of the first detection mechanism 7 and the second detection mechanism 8 and then returns to the feeding station A, the worker takes down qualified PCB boards in the corresponding second mounting grooves 21b and places the qualified PCB boards, when the equipment is continuously operated, a worker only needs to circularly place the PCB (printed circuit board) original plate 200 in the first mounting groove 21a reaching the feeding station A and take out the qualified PCB in the corresponding second mounting groove 21b, and the device can automatically realize the processes of pin inserting, overturning, welding and detecting under the control of the control system 10, so that the manual participation rate in the whole process is greatly reduced, and the automation degree is improved.
The foregoing is merely a preferred embodiment of the invention and is not intended to limit the invention in any manner; the present invention may be readily implemented by those of ordinary skill in the art as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the invention as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.

Claims (4)

1. A PCB pin inserting device for a steering wheel corner sensor is characterized by comprising a workbench, a turntable and a control system, wherein the turntable is rotatably arranged at the upper end of the workbench, six loading clamps are sequentially arranged at the upper end of the turntable along the circumferential direction, a feeding station, a pin inserting station, an overturning station, a welding station, a first detection station and a second detection station are sequentially and uniformly arranged at intervals along the working procedures of the periphery of the turntable, the feeding station, the pin inserting station, the overturning station, the welding station, the first detection station and the second detection station are respectively and correspondingly provided with a feeding table, a pin inserting mechanism, an overturning mechanism, a welding mechanism, a first detection mechanism and a second detection mechanism, each loading clamp comprises a bottom plate, a first mounting groove and a second mounting groove are formed in the bottom plate in parallel, a pin inserting cushion block is formed in the first mounting groove, the PIN inserting mechanism is used for inserting a PIN PIN into the PCB original plate at the corresponding position; the turnover mechanism is used for clamping and turning over a PCB raw plate, which is inserted with PIN needles and is in a corresponding position, into the second mounting groove; the welding mechanism is used for welding and fixing the PIN needles in the second mounting grooves at the corresponding positions with the PCB original plate, and the first detection mechanism and the second detection mechanism are used for detecting whether the PCB original plate welded with the PIN needles meets the requirements or not; the control system controls the turntable to rotate in a stepping mode, and the pin inserting mechanism, the turnover mechanism, the welding mechanism, the first detection mechanism and the second detection mechanism are all electrically connected with the control system;
the first detection mechanism is a CCD camera and is used for detecting whether the welding positions of the PCB original plate and the PIN needle at the corresponding positions are correct or not and is used for PCB PIN inserting equipment of the steering wheel corner sensor;
the second detection mechanism comprises a detection frame, a detection platform, a detection circuit, a first probe and a second probe, the detection frame is installed on one side of the rotary table, the detection platform can be installed on the detection frame in a liftable mode, the detection platform is arranged in the detection circuit, the part of the detection platform extends to the upper portion of the rotary table, the first probe and the second probe are installed at the lower end of the detection platform and correspond to monitoring points on the PCB, and the detection circuit is respectively electrically connected with the first probe and the second probe.
2. The PCB PIN inserting device for the steering wheel angle sensor according to claim 1, wherein the PIN inserting mechanism comprises a fixing frame, a lifting table and a first lifting driving unit, the lifting table is arranged on the fixing frame in a lifting mode, a PIN grabbing portion is formed on one side, close to the workbench, of the lifting table, a plurality of PIN PIN installation positions are formed at the lower end of the PIN grabbing portion and used for installing bulk PIN PINs, the PIN PIN installation positions and the PIN inserting holes are arranged in a one-to-one correspondence mode, and the first lifting driving unit is used for driving the lifting table to lift so that the PIN PINs on the PIN PIN installation positions can be inserted into PCB original plates in corresponding positions.
3. The PCB pin inserting apparatus for a steering wheel angle sensor according to claim 1, it is characterized in that the turnover mechanism comprises an upright post, a slide block, a clamping assembly, a second lifting driving unit and a turnover driving unit, the clamping assembly comprises a turnover block, a fixed claw, a movable claw and a clamping driving unit, the upright post is vertically arranged on one side of the workbench, the sliding block is arranged at one side of the upright post in a sliding way along the length direction of the upright post, one end of the turnover block is rotatably arranged at one side of the sliding block close to the rotating disc, the fixed claw is arranged at the other end of the turning block, the movable claw is movably arranged on the turning block, the clamping driving unit is connected with the movable claw, the turnover driving unit is used for driving the turnover block to turn over.
4. The PCB pin inserting device for the steering wheel angle sensor as recited in claim 1, wherein the welding mechanism comprises a welding head and a bidirectional displacement device, the bidirectional displacement device comprises a fixed beam, a movable beam, a first displacement driving unit and a second displacement driving unit, the fixed beam is fixedly mounted on one side of the turntable, the movable beam is movably mounted on the fixed beam along a length direction of the fixed beam, the welding head is movably mounted on the movable beam along a length direction of the movable beam, the length direction of the fixed beam is perpendicular to the length direction of the movable beam, the first displacement driving unit is used for driving the movable beam to move, and the second displacement driving unit is used for driving the welding head to move.
CN202010763079.9A 2020-07-31 2020-07-31 PCB pin inserting equipment for steering wheel corner sensor Active CN112074101B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010763079.9A CN112074101B (en) 2020-07-31 2020-07-31 PCB pin inserting equipment for steering wheel corner sensor

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Application Number Priority Date Filing Date Title
CN202010763079.9A CN112074101B (en) 2020-07-31 2020-07-31 PCB pin inserting equipment for steering wheel corner sensor

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CN112074101A CN112074101A (en) 2020-12-11
CN112074101B true CN112074101B (en) 2021-12-28

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116347792B (en) * 2023-05-26 2023-07-28 江苏富坤光电科技有限公司 Processing equipment is used in production of semiconductor illuminator

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6420671B1 (en) * 2001-04-05 2002-07-16 Toyo Tire & Rubber Co., Ltd. Welding apparatus
TWM487592U (en) * 2014-03-31 2014-10-01 Schmid Automation Asia Co Ltd Retrieving, flipping, and the processing operation device of integrated board
CN204206467U (en) * 2014-11-18 2015-03-11 中航航空电子有限公司 A kind of earphone automatic welding device
CN208210456U (en) * 2017-12-12 2018-12-07 合康动力技术(深圳)有限公司 A kind of tool for crossing Reflow Soldering for assembling patch contact pin
CN209364025U (en) * 2018-11-12 2019-09-10 南通合硕电子有限公司 A kind of pin piece automatic needle inserting tooling
CN109304551B (en) * 2018-11-20 2021-02-26 石狮市通达光电科技有限公司 Cell-phone center automatic weld equipment

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