CN212723495U

CN212723495U - Coupling device of lens and PCB module

Info

Publication number: CN212723495U
Application number: CN202021405088.2U
Authority: CN
Inventors: 殷银; 张斌
Original assignee: Wuhan Jianze Automation Equipment Co ltd
Current assignee: Wuhan Jianze Automation Equipment Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2021-03-16
Anticipated expiration: 2030-07-16

Abstract

The utility model discloses a coupling device of lens and PCB module, include: the device comprises a bearing table, a plurality of lens clamps provided with lenses and a plurality of PCB module clamps provided with PCB modules, wherein a sliding seat connected by bolts is arranged below the bearing table, a sliding rail is connected below the sliding seat, a substrate is arranged below the sliding rail, a power supply device, a UV curing device and a coupling device which are close to the bearing table are further respectively arranged on the substrate, the coupling mechanism comprises a six-axis movement mechanism, and a lens grabbing mechanism and a glue dispensing mechanism which are connected with the six-axis movement mechanism, and the lens grabbing mechanism further comprises an optical fiber inserting mechanism; the utility model discloses degree of automation is high, in a work flow, can carry out the coupling to a plurality of lenses and PCB module automatically.

Description

Coupling device of lens and PCB module

Technical Field

The utility model relates to an optical module coupling encapsulation field, concretely relates to coupling device of lens and PCB module.

Background

The optical module is a core device of optical communication, and is used for completing optical-to-electrical or electrical-to-optical conversion of optical signals, and the module realizes conversion of optical signals and electrical signals. The optical module mainly comprises a circuit board (PCB), a chip, a lens and an optical fiber, wherein the chip is mounted on the circuit board, the optical fiber is used for inputting or outputting optical signals, the lens is usually connected with the optical fiber, the lens is an important component of the optical module, when the optical module receives the optical signals, the optical signals received by the optical fiber need to be refracted by the lens and focused on the chip to be effectively converted into electric signals, and in the output process, the optical signals converted from the electric signals also need to be refracted by the lens and focused to be completely transmitted out of the optical fiber.

However, the coupling of the traditional lens, the laser and the optical detector is completed through manual coupling, and clamping mechanisms on the manual coupling table are in a manual knob type clamp form or are pressed by groove type springs, so that the efficiency is low and the precision is poor; the invention patent of china with publication number CN110161637A in the prior art discloses an optical module automatic coupling device in 2019, 8/23, which realizes the automatic coupling of the optical module, but the device needs a grabbing mechanism to grab and take the PCB board on the coupling table, and the lens grabbing mechanism and the coupling table need to be adjusted during coupling, the structure is complex, and the construction difficulty is large; the invention patent of china with publication number CN111103666A discloses a multi-lens coupling clamp and method in 5.5.2020, which can realize automatic coupling of optical modules, but only one optical module can be coupled at a time, and the optical module needs to be loaded again, so that the operation is inconvenient.

Disclosure of Invention

The utility model aims at providing a coupling device of lens and PCB module to the problem that prior art exists.

In order to achieve the above object, the utility model adopts the following technical scheme:

a lens and PCB module coupling apparatus, comprising: the plummer, bear a plurality of lens anchor clamps that are equipped with lens 101 and a plurality of PCB module anchor clamps that are equipped with the PCB module on the plummer, the plummer below is equipped with bolted connection's sliding seat, the sliding seat below is connected with the slide rail, the slide rail below is provided with the base plate, still be provided with respectively on the base plate and be close to power supply unit, UV solidification equipment and the coupling mechanism of plummer, the coupling mechanism include six motion mechanism and with the lens that six motion mechanism are connected snatch mechanism, point gum machine and construct, lens snatch the mechanism and still include optic fibre insertion mechanism.

In the above scheme, power supply unit is used for supplying power for the PCB module, and six motion is used for driving lens and snatchs the mechanism and remove lens and snatch lens to lens anchor clamps position department, carries out primary coupling, secondary coupling with lens and PCB module, and optic fibre insertion mechanism is used for carrying out the point to the position of primary coupling on the PCB module with optic fibre and lens butt joint, and the point gum machine constructs and is used for carrying out the solidification encapsulation to the position of point.

Furthermore, the lens clamps and the PCB module clamps are respectively transversely arranged on the bearing table, the number of the lenses is the same as that of the PCB modules, and the lenses and the PCB modules correspond to each other, so that the lenses can be grabbed more orderly and coupled with the corresponding PCB modules.

Furthermore, power supply unit includes triaxial moving mechanism and with the probe anchor clamps that triaxial moving mechanism connects to and the probe, triaxial moving mechanism drives the probe anchor clamps and carries out three-dimensional motion to let probe and PCB module power supply portion contact, supply power.

Furthermore, the lens grabbing mechanism comprises a first connecting plate connected with the six-axis movement mechanism, an adjusting sliding table arranged on the first connecting plate, and a grabbing cylinder connected with the movable end of the adjusting sliding table, wherein the grabbing cylinder is connected with a clamping jaw, and a suction nozzle fixed on the first connecting plate is arranged in the middle of the clamping jaw; the optical fiber insertion mechanism comprises an optical fiber pushing cylinder arranged on the first connecting plate and an optical fiber clamp connected with the movable end of the optical fiber pushing cylinder. The optical fiber pushing cylinder pushes the optical fiber clamp to insert the optical fiber into the lens; the interior of the suction nozzle is negative pressure, when the lens is grabbed, the suction nozzle sucks the lens, then the clamping jaw clamps the lens, the position of the lens is adjusted, and the optical fiber is conveniently butted.

Further, slide rail one end is equipped with the motor, the motor is connected with the screw rod, the sliding seat be equipped with the internal thread that the screw rod matches, the screw rod with sliding seat threaded connection.

Further, UV curing device quantity is 2, UV curing device include with the second connecting plate that the base plate is connected, and with the fixed sliding cylinder of second connecting plate, and with the mounting fixture that sliding cylinder's fly leaf is connected, and by the UV curing lamp of mounting fixture centre gripping, sliding cylinder drive mounting fixture control UV curing lamp are located the both sides at some adhesive deposite position, and the multi-angle is shone, improves curing efficiency.

Furthermore, the six-axis motion mechanism comprises an X-axis linear motion mechanism, a Y-axis linear motion mechanism, a connecting mounting seat and a suspension bridge which are sequentially connected from the base plate to the upper part, wherein the connecting mounting seat is provided with a Z-axis linear motion mechanism, a Y-axis rotating mechanism, a YZ-plane fine adjustment mechanism, an XY-plane fine adjustment mechanism, a bearing mounting plate and a Z-axis linear fine adjustment mechanism which are sequentially connected along the X-axis or Y-axis direction, the bearing mounting plate is connected with the suspension bridge through bolts, the YZ-plane fine adjustment mechanism, the XY-plane fine adjustment mechanism and the Z-axis linear fine adjustment mechanism are provided with pressure sensors, pressure parameters are returned to a computer in the coupling process, the computer software automatically controls the actions of each adjustment mechanism, and the position of the lens is adjusted, so that the lens is more easily coupled with a PCB module.

Furthermore, the base plate is also provided with a control panel, a monitoring device, a wiring groove, a deconcentrator and a wire collecting box. The monitoring device is used for observing the coupling process, the control panel is respectively electrically connected with each mechanism to control the start and stop of each mechanism, and the wiring groove, the deconcentrator and the line concentration box are used for optimizing the layout of cables on the substrate.

The utility model has the advantages that:

1. the utility model provides a coupling device of lens and PCB module, realizes the coupling process full-automatic to through separately setting up UV curing device and coupling mechanism, form the process flow of preface, can carry out UV curing work and coupling work simultaneously on the plummer, improved coupling device overall efficiency.

2. In the coupling process, the PCB module is static, only the position of the lens is adjusted, and an additional PCB module adjusting mechanism is not needed; the glue dispensing mechanism, the lens grabbing mechanism and the six-axis movement mechanism are integrally connected, and the glue dispensing movement mechanism does not need to be arranged independently.

3. In the work flow of once, can carry out the coupling to a plurality of lenses and PCB module automatically, reduce the material loading operation.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a coupling device for a lens and a PCB module according to the present invention;

fig. 2 is a schematic structural diagram of a carrier table of a coupling device for a lens and a PCB module according to the present invention;

fig. 3 is a schematic structural diagram of a power supply device of a coupling device of a lens and a PCB module according to the present invention;

fig. 4 is a schematic structural diagram of a lens grasping mechanism of a coupling device of a lens and a PCB module according to the present invention;

fig. 5 is a schematic structural diagram of an optical fiber insertion mechanism of a coupling device of a lens and a PCB module according to the present invention;

fig. 6 is a schematic structural diagram of a six-axis movement mechanism of a coupling device of a lens and a PCB module according to the present invention;

fig. 7 is a schematic structural diagram of a dispensing mechanism of a coupling device for a lens and a PCB module according to the present invention;

fig. 8 is a schematic structural diagram of a UV curing device of a coupling device of a lens and a PCB module according to the present invention.

In the figure: 1. a bearing table; 2. a lens grasping mechanism; 3. a glue dispensing mechanism; 4. a six-axis motion mechanism; 5. a power supply device; 6. a UV curing device; 7. a motor; 8. a control panel; 9. a monitoring device; 10. a wiring groove; 11. a wire collecting box; 12. A wire divider; 13. a substrate; 14. a slide rail; 101. a lens; 102. a lens holder; 103. a PCB module clamp; 104. a PCB module; 105. a sliding seat; 201. adjusting the sliding table; 202. a grabbing cylinder; 203. a clamping jaw; 204. a suction nozzle; 205. an optical fiber pushing cylinder; 206. a first connecting plate; 207. an optical fiber clamp; 301. a dispensing adjusting cylinder; 302. a glue barrel; 303. gluing heads; 401. an X-axis linear motion mechanism; 402. a Y-axis linear motion mechanism; 403. connecting the mounting seat; 404. a suspension bridge; 405. A Z-axis linear motion mechanism; 406. a Y-axis rotating mechanism; 407. a YZ plane fine adjustment mechanism; 408. an XY plane fine adjustment mechanism; 409. A load bearing mounting plate; 410. a Z-axis linear fine adjustment mechanism; 501. a three-axis motion mechanism; 502. a probe holder; 503. a probe; 601. a slide cylinder; 602. a second connecting plate; 603. fixing the clamp; 604. a UV curing lamp.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 8, a lens and PCB module coupling apparatus includes: plummer 1, bear a plurality of lens anchor clamps 102 that are equipped with lens 101 and a plurality of PCB module anchor clamps 103 that are equipped with PCB module 104 on the plummer 1, plummer 1 below is equipped with bolted connection's sliding seat 105, sliding seat 105 below is connected with slide rail 14, slide rail 14 below is provided with base plate 13, still be provided with respectively on the base plate 13 and be close to plummer 1's power supply unit 5, UV solidification equipment 6 and coupling mechanism, coupling mechanism include six motion 4 and with the lens that six motion 4 are connected snatch mechanism 2, point gum machine and construct 3, lens snatch mechanism 2 and still include optic fibre insertion mechanism.

In the above scheme, the power supply device 5 is used for supplying power to the PCB module 104, the six-axis movement mechanism 4 is used for driving the lens grabbing mechanism 2 to move to the position of the lens clamp 102 to grab the lens 101, the lens 101 and the PCB module 104 are subjected to primary coupling and secondary coupling, the optical fiber insertion mechanism is used for butting the optical fiber and the lens 101, the dispensing mechanism 3 is used for dispensing the position of the primary coupling on the PCB module 104, and the UV curing device 6 is used for curing and packaging the dispensing position.

Further, referring to fig. 2, the lens holders 102 and the PCB module holders 103 are respectively arranged on the carrier 1 in a horizontal direction, and the lenses 101 and the PCB modules 104 have the same number and correspond to each other, so that the lenses 101 can be grabbed more orderly and coupled with the corresponding PCB modules 104.

Further, referring to fig. 3, the power supply device 5 includes a three-axis movement mechanism 501, a probe holder 502 connected to the three-axis movement mechanism 501, and a probe 503, wherein the three-axis movement mechanism 501 drives the probe holder 502 to perform a three-dimensional movement, so that the probe 503 is in contact with the power supply portion of the PCB module 104 to supply power.

Further, referring to fig. 4 and 5, the lens grasping mechanism 2 includes a first connecting plate 206 connected to the six-axis moving mechanism 4, an adjusting sliding table 201 disposed on the first connecting plate 206, and a grasping air cylinder 202 connected to a movable end of the adjusting sliding table 201, wherein the grasping air cylinder 202 is connected to a clamping jaw 203, and a suction nozzle 204 fixed on the first connecting plate 206 is disposed in the middle of the clamping jaw 203; the optical fiber inserting mechanism comprises an optical fiber pushing cylinder 205 arranged on the first connecting plate and an optical fiber clamp 207 connected with the movable end of the optical fiber pushing cylinder 205. The inside of the suction nozzle 204 is negative pressure, when the lens 101 is grabbed, the suction nozzle 204 sucks the lens, and then the clamping jaw 203 clamps the lens to adjust the position of the lens, so that the optical fiber is conveniently butted.

Further, slide rail 14 one end is equipped with motor 7, motor 7 is connected with the screw rod, sliding seat 105 be equipped with the internal thread that the screw rod matches, the screw rod with sliding seat 105 threaded connection.

Further, referring to fig. 6, the six-axis motion mechanism 4 includes an X-axis linear motion mechanism 401, a Y-axis linear motion mechanism 402, a connection mounting seat 403, and a suspension bridge 404 connected in sequence from the substrate 13 upward, a Z-axis linear motion mechanism 405, a Y-axis rotating mechanism 406, a YZ-plane fine adjustment mechanism 407, an XY-plane fine adjustment mechanism 408, a bearing mounting plate 409 and a Z-axis linear fine adjustment mechanism 410 which are sequentially connected along the X-axis or Y-axis direction are arranged on the connecting mounting seat 403, the bearing mounting plate 409 is connected with the suspension bridge 404 through bolts, pressure sensors are arranged on the YZ surface fine adjustment mechanism 407, the XY surface fine adjustment mechanism 408 and the Z axis linear fine adjustment mechanism 410, in the coupling process, the pressure parameters are returned to the computer, and the computer software automatically controls the actions of each adjusting mechanism to adjust the position of the lens 101, so that the lens 101 is more easily coupled with the PCB module 104.

Further, referring to fig. 7, the dispensing adjusting cylinder 301 of the dispensing mechanism 3 moves to extend the glue barrel 302, so that the glue head 303 is aligned to the primary coupling position, and multi-angle precise dispensing is performed.

Further, referring to fig. 8, the number of the UV curing devices 6 is 2, each UV curing device 6 includes a second connecting plate 602 connected to the substrate 13, a sliding cylinder 601 fixed to the second connecting plate 602, a fixing clamp 603 connected to a movable plate of the sliding cylinder 601, and a UV curing lamp 604 clamped by the fixing clamp 603, and the sliding cylinder 601 drives the fixing clamp 603 to control the UV curing lamp 604 to be located on two sides of the dispensing position, so that the multi-angle irradiation is performed, and the curing efficiency is improved.

Further, the substrate 13 is provided with a control panel 8, a monitoring device 9, a wiring duct 10, a wire divider 12, and a wire collecting box 11. The monitoring device 9 is used for observing the coupling process, the control panel 8 is respectively electrically connected with each mechanism to control the start and stop of each mechanism, and the wiring groove 10, the deconcentrator 12 and the line concentration box 11 are used for optimizing the layout of cables on the substrate 13.

The working process is as follows:

s1: placing the PCB module 104 in a PCB module clamp 103 for positioning, placing the lens 101 in a lens clamp 102 for positioning, and positioning the bearing table 1 at the right side of the slide rail 14;

s2: resetting software, starting an automatic detection program, detecting to confirm that the communication of the instrument is normal and the movement axes of each mechanism are normal, and pressing a start button;

s3, the motor drives the bearing table 1 to move to a preset position, and the power supply device 5 contacts with the corresponding contact of the PCB module 104 through the probe to supply power to the PCB module;

s4: the six-axis movement mechanism 4 drives the lens grabbing mechanism 2 to move to the position of a lens clamp 102 of the bearing table 1, sucks the lens 101, inserts an optical fiber, and then moves the lens 101 to a PCB module 104 for primary coupling;

s5: during primary coupling, the Z-axis linear motion mechanism 405 descends until the pressure is applied to the PCB module 104, a pressure sensor on the Z-axis linear fine adjustment mechanism 410 detects that the pressure is fed back to a computer, the Z-axis linear fine adjustment mechanism 410 is lifted for a certain distance immediately, coarse coupling is started, after light is emitted by the optical fiber, the Z-axis linear fine adjustment mechanism 410 controls the lens to descend for a certain height, and the angle is adjusted through the YZ-plane fine adjustment mechanism 407 and the XY-plane fine adjustment mechanism 408 to perform fine coupling until the maximum light intensity emitted by the optical fiber is detected;

s6: after the coupling position is determined, the computer software records parameters, the six-axis movement mechanism 4 controls the lens 101 to move away, dispensing is started, and after the dispensing is finished, the lens 101 is moved to the primary coupling position again for secondary coupling;

s7: the bearing table 1 moves to the left, the sliding cylinder 601 of the UV curing device 6 extends out, the fixing clamp 603 is adjusted, the UV curing lamp 604 is turned on, and the curing adhesive is completely cured.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A lens and PCB module coupling apparatus, comprising: the plummer, bear a plurality of lens anchor clamps that are equipped with the lens and a plurality of PCB module anchor clamps that are equipped with the PCB module on the plummer, the plummer below is equipped with bolted connection's sliding seat, the sliding seat below is connected with the slide rail, the slide rail below is provided with the base plate, still be provided with respectively on the base plate and be close to power supply unit, UV solidification equipment and the coupling mechanism of plummer, the coupling mechanism include six motion and with the lens that six motion is connected snatch mechanism, point gum machine and construct, lens snatch the mechanism and still include optic fibre insertion mechanism.

2. The lens and PCB module coupling apparatus of claim 1, wherein the lens holder and the PCB module holder are respectively arranged on the carrier laterally, and the lenses and the PCB modules are equal in number and correspond to each other one by one.

3. The lens and PCB module coupling apparatus of claim 1, wherein the power supply includes a three-axis motion mechanism, and a probe holder connected to the three-axis motion mechanism, and a probe held by the probe holder.

4. The coupling device of lens and PCB module as claimed in claim 1, wherein the lens grabbing mechanism comprises a first connecting plate connected with the six-axis moving mechanism, an adjusting sliding table arranged on the first connecting plate, and a grabbing cylinder connected with the movable end of the adjusting sliding table, the grabbing cylinder is connected with a clamping jaw, and a suction nozzle fixed with the first connecting plate is arranged in the middle of the clamping jaw; the optical fiber insertion mechanism comprises an optical fiber pushing cylinder arranged on the first connecting plate and an optical fiber clamp connected with the movable end of the optical fiber pushing cylinder.

5. The device as claimed in claim 1, wherein the slide rail has a motor at one end, the motor is connected to a screw, the slide base has an internal thread matching with the screw, and the screw is connected to the slide base.

6. The lens and PCB module coupling apparatus of claim 1, wherein the UV curing apparatus is plural in number, and the UV curing apparatus includes a second connection plate connected to the base plate, and a slide cylinder fixed to the second connection plate, and a fixing jig connected to a movable end of the slide cylinder, and a UV curing lamp held by the fixing jig.

7. The device of claim 1, wherein the six-axis motion mechanism comprises an X-axis linear motion mechanism, a Y-axis linear motion mechanism, a connection mounting base, and a suspension bridge sequentially connected from the base upward, the connection mounting base is provided with a Z-axis linear motion mechanism, a Y-axis rotary mechanism, a YZ fine adjustment mechanism, an XY fine adjustment mechanism, a load bearing mounting plate, and a Z-axis linear fine adjustment mechanism sequentially connected along the Y-axis direction, the load bearing mounting plate is bolted to the suspension bridge, and the YZ fine adjustment mechanism, the XY fine adjustment mechanism, and the Z-axis linear fine adjustment mechanism are respectively provided with a pressure sensor.

8. The lens and PCB module coupling device of claim 1, wherein the substrate further comprises a control panel, a monitor, a wire trough, a wire divider, and a wire collection box.