CN110064925A - Automatic assembling equipment for correlation type photoelectric switch - Google Patents

Abstract

The invention provides automatic assembling equipment of a correlation type photoelectric switch, which comprises a rack and a workbench arranged on the rack, wherein a turntable (1) is arranged on the workbench, a carrier (2) for placing a rubber shell is arranged on the turntable (1), and a rubber shell feeding device (3), an assembling device (4) and a discharging device (5) are sequentially arranged on the workbench at the periphery of the turntable (1), and are respectively connected with and controlled by a main control system; the gluing shell feeding device (3) outputs a gluing shell to the carrier (2) of the rotary table (1), the rotary table (1) rotates to an assembling station, the assembling device (4) assembles the emitting LED and the receiving LED in the gluing shell, the rotary table (1) rotates to a discharging station, and the discharging device (5) discharges the finished product. The invention has high production efficiency, low production cost and good quality, and can realize automatic conveying, detection, assembly and output.

Description

A through-beam photoelectric switch automatic assembly equipment

technical field

The invention relates to the technical field of automatic assembly of photoelectric switches, in particular to an automatic assembly equipment of through-beam photoelectric switches.

Background technique

Through-beam photoelectric switches are made by emitting LEDs and receiving LEDs installed in a plastic shell. The emitting LED and the receiving LED are manufactured separately. When assembling, the emitting LED and the receiving LED can be inserted into the plastic shell and fixed, and the plastic shell is also provided with a convex column for identifying the direction. At present, the assembly of the reflective photoelectric switch is carried out manually, and the detection needs to be manually detected. The transmitting LED, the receiving LED and the plastic shell feeding are still manually fed, and the automatic transportation, detection, assembly, output, and production efficiency are not realized. High production cost and poor quality.

SUMMARY OF THE INVENTION

Aiming at the above-mentioned prior art, the technical problem to be solved by the present invention is to provide an automatic assembling equipment for through-beam photoelectric switches with high production efficiency, low production cost and good quality, which can realize automatic transportation, detection, assembly and output.

In order to solve the above-mentioned technical problems, the present invention provides an automatic assembling equipment for a through-beam photoelectric switch, which includes a frame and a workbench arranged on the frame, a turntable is arranged on the workbench, and a glue is placed on the turntable. On the worktable on the outer periphery of the turntable, the carrier for the shell is sequentially provided with a plastic shell device, an assembly device, and a discharge device. The above devices are respectively connected with and controlled by the main control system; the plastic shell device outputs one plastic shell. into the carrier of the turntable, the turntable rotates to the assembly station, the assembly device assembles the emitting LED and the receiving LED into the plastic shell, the turntable rotates to the discharge station, and the discharge device discharges the finished product; The assembling device includes a double-pipe conveying mechanism, an assembling mechanism and a clamping mechanism. The double-pipe conveying mechanism is provided with a second guide rail, and the second guide rail is provided with two fourth through grooves for simultaneously conveying the emitting LED and the receiving LED in parallel. , the assembling mechanism is provided with two accommodating cavities for accommodating the emitting LED and the receiving LED, and a mandrel that is pushed upward from the accommodating cavity, and the clamping mechanism is provided with a chuck; the double-pipe conveying mechanism works through the second guide rail The fourth through slot of the device conveys the emitting LED and the receiving LED into the two accommodating cavities at the same time, and the assembling mechanism works to drive the ejector rod upward and simultaneously pushes the emitting LED and the receiving LED in the two accommodating cavities to the plastic shell in the carrier, The clamping mechanism works to drive the collet to move downward to clamp the plastic shell in the carrier.

A further improvement of the present invention is that the carrier includes a carrier body and a backing plate, the carrier body is mounted on the backing plate, the front part of the carrier body is provided with a first through cavity for accommodating a plastic shell, the The width direction of the first through cavity is provided with a support mechanism for supporting the rubber shell, and the length direction of the first through cavity is provided with a first clamping mechanism for elastically pressing the rubber shell.

A further improvement of the present invention is that the double-pipe conveying mechanism includes a second guide rail, a transmitting LED vibrating plate, a receiving LED vibrating plate, and a second straight vibrator, and the second guide rail is provided with two rails for conveying the transmitting LED and the receiving LED at the same time. The fourth through slot, the outlet of the emitting LED vibrating plate and the outlet of the receiving LED vibrating plate are respectively connected with the entrances of the two fourth through slots of the second guide rail, and the second guide rail (411) is fixedly installed on the second vibrator; The working vibration of the LED vibrating plate makes the emitting LEDs enter the first and fourth through grooves of the second guide rail in a single arrangement, and the receiving LED vibrating plate makes a single array of receiving LEDs enter the second and fourth through grooves of the second guide rail in sequence. , the working vibration of the second straight vibrator causes the receiving LED and the transmitting LED to move forward from the fourth through-slot outlet of the second guide rail and enter the accommodating cavity at the same time.

A further improvement of the present invention is that the clamping mechanism includes a chuck, a third cylinder, a clamping base, and a support frame, the third cylinder and the clamping base are respectively fixedly installed on both sides of the support frame, and the clamp head is fixedly installed on the third cylinder The support frame is fixedly installed on the working table of the frame; the clamp base is provided with a clamping part extending in the direction of the turntable 1, and the clamping part is placed directly under the carrier 2. When working, the third cylinder works to drive When the collet moves downward to clamp the plastic shell in the carrier 2 , the clamping part is used to clamp the carrier 2 together with the collet.

Compared with the prior art, the present invention uses the plastic shell device to output a plastic shell to the carrier of the turntable, the turntable rotates to the assembly station, the assembly device works to assemble the emitting LED and the receiving LED in the plastic shell, and the turntable works. Rotate to the discharge station, and the discharge device works to discharge the finished product. The invention has high production efficiency, low production cost and good quality, and can realize automatic transportation, detection, assembly and output.

Description of drawings

Fig. 1 is the perspective view of the through-beam photoelectric switch of the present invention;

Fig. 2 is the three-dimensional development view of Fig. 1;

Fig. 3 is the top view structure schematic diagram of the present invention;

Fig. 4 is the three-dimensional structure diagram of the carrier of the present invention;

Fig. 5 is the base three-dimensional structure diagram of the present invention;

Fig. 6 is the three-dimensional development view of Fig. 4;

Fig. 7 is the three-dimensional structure diagram of the glue shell device of the present invention;

Fig. 8 is the three-dimensional development view of Fig. 7;

Fig. 9 is the three-dimensional structure diagram of the assembling device of the present invention;

Fig. 10 is the perspective development view of Fig. 9;

Figure 11 is a perspective view of the discharge device of the present invention;

Figure 12 is a process flow block diagram of the present invention.

The names of the parts in the figure are as follows:

1—turntable;

2—Vehicle;

21—Vehicle body;

211—the first through cavity;

22—pad;

23—support mechanism;

231—the second through cavity;

2311—Sliding table;

2312—first shoulder;

232—support block;

2321—the third through cavity;

2322—Support Department;

233—first spring;

234—the first cover plate;

24—the first clamping mechanism;

241—cavity;

2411—Second shoulder;

242—the first clamping block;

243—the second spring;

244—the second cover;

3—Gluing shell device;

31—the first guide rail;

32—base;

321—the first through groove;

322—the first through hole;

323—the second through hole;

324—the third through hole;

325—accommodating cavity;

326—opening;

33—Incoming inspection mechanism;

331—the first fiber;

332—fiber holder;

34—feeding mechanism;

341—substrate;

342—Push plate;

3421—the second through slot;

343—feeding cylinder;

35—conveying mechanism;

351—conveyor plate;

3511—notch;

352—conveyor plate mounting seat;

353—the first cylinder;

354—the second cylinder;

355—the first bottom plate;

356—the second bottom plate;

36—direction detection mechanism;

361—probe;

362—probe seat;

363—detection cylinder;

364—the third bottom plate;

365—displacement sensor;

366—sensor mount;

37—direction correction mechanism;

371—correction seat;

3711—the third channel;

372—Rotary cylinder;

373—the first mounting plate;

374—rotating shaft;

375—the second clamping mechanism;

38—plastic shell output mechanism;

381—first putter;

382—the second mounting plate;

383—output cylinder;

384—the third mounting plate;

39—Incoming material inspection agency;

391—the second optical fiber;

392—fiber rack;

310—the third clamping mechanism;

3101—the second clamping block;

3102—bezel;

3103—the third spring;

4—Assembly device;

41—Double-pipe conveying mechanism;

411—the second rail;

42—Assembly mechanism;

421 — ejector rod;

422—top plate;

423—Push cylinder;

424—lifting cylinder;

425—the fourth bottom plate;

426—seat plate;

4261—U-shaped through cavity;

427—slide cylinder;

428—stop;

43—clamping mechanism;

431—Clamp;

432—the third cylinder;

433—clamp seat;

434—support frame;

5—discharge device;

51—the second putter;

52—pull rod;

53—the fourth mounting plate;

54—exhaust cylinder;

55—the fifth mounting plate;

56—the fifth bottom plate;

100—Emitting LED;

200—Receive LED;

300 - plastic shell.

Detailed ways

The present invention will be further described below with reference to the accompanying drawings and specific embodiments.

As shown in FIG. 1 and FIG. 2 , the through-beam photoelectric switch is made by installing the emitting LED 100 and the receiving LED 200 in the plastic shell 300 . The emitting LED 100 and the receiving LED 200 are manufactured separately. When assembling, the emitting LED 100 and the receiving LED 200 can be inserted into the plastic shell 300 and fixed. The plastic shell 300 is also provided with a convex column for identifying the direction. At present, the assembly of reflective photoelectric switches is carried out manually, and the detection needs to be manually detected. The feeding of the emitting LED100, the receiving LED200 and the plastic shell 300 is still manual feeding, and the automatic transportation, detection, assembly, output, and production efficiency are not realized. , high production cost and poor quality.

As shown in Fig. 3 to Fig. 11, an automatic assembling equipment of through-beam photoelectric switch, which includes a frame and a workbench arranged on the frame, a turntable 1 is arranged on the workbench, and a total of 3 There are two stations, which are the plastic shell station, the assembly station and the discharge station. Each station is equipped with a carrier 2 for placing the plastic shell; The casing device 3, the assembling device 4, and the discharging device 5 are respectively connected to and controlled by the main control system.

Specifically, as shown in FIG. 4 and FIG. 6 , the carrier 2 includes a carrier body 21 and a backing plate 22 , the carrier body 21 is fixedly mounted on the backing plate 22 , and the front part of the carrier body 21 is provided with a first accommodating rubber shell. A through cavity 211 is provided. The width direction of the first through cavity 211 is provided with a support mechanism 23 for supporting the rubber shell, and the length direction of the first through cavity 211 is provided with a first clamping mechanism 24 for elastically pressing the rubber shell. The support mechanism 23 includes a second through cavity 231 arranged in the width direction of the first through cavity 211 and communicated with the first through cavity 211 , a sliding table 2311 is provided on both sides of the second through cavity 231 , and a second through cavity 2311 is provided at the end of the sliding table 2311 . A shoulder 2312, and a support block 232 placed in the second through cavity 231 against the sliding table 2312, the middle of the support block 232 is provided with a third through cavity 2321, and the upper rear end of the third through cavity 2321 is provided with an oblique angle, The front end of the support block 232 is provided with a support portion 2322, a first spring 233 elastically pressing against the support block 232 and the bottom of the second through cavity 231, and a first cover plate covering the support block 232 and mounted on the carrier body 21 234. The first clamping mechanism 24 includes a cavity 241 disposed in the length direction of the first through cavity 211 and communicated with the first through cavity 211 , a second shoulder 2411 is disposed at the end of the cavity 241 , and is placed in the cavity 241 The first clamping block 242, the second spring 243 elastically pressing against the first clamping block 242 and the bottom of the cavity 241, and the second Cover plate 244 .

Specifically, as shown in FIGS. 5 , 7 to 8 , the gluing shell device 3 includes a first bracket, a first guide rail 31 , a base 32 , a feeding detection mechanism 33 , a feeding mechanism 34 , a conveying mechanism 35 , and a direction detection mechanism 33 . Mechanism 36, direction correction mechanism 37, rubber shell output mechanism 38, incoming material detection mechanism 39, rubber shell vibration plate, first oscillator; the first bracket is placed at the plastic shell station and fixedly installed on the rack. On the table surface, the first guide rail 31 is fixedly installed on the first vibrator, the base 32 is fixedly installed on the table surface of the first bracket, the feeding mechanism 34 is placed on the head of the base 32 and installed on the table surface of the first bracket, and the feeding mechanism 34 is installed on the table surface of the first bracket. The material detection mechanism 33 is installed on the feeding mechanism 34, the conveying mechanism 35 is placed on the side of the base 32 and is installed on the table top of the first bracket, and the direction detection mechanism 36 is placed in the front section of the base 32 and installed under the table surface of the first bracket and is connected with the first bracket. The base 32 is connected, the direction correction mechanism 37 is placed on the back of the base 32 and is installed under the table of the first bracket and is connected with the base 32, the incoming material detection mechanism 39 is installed at the tail of the base 32, and the rubber shell output mechanism 38 is placed in the base 32. The tail side of the base 32 is installed on the table top of the first bracket, and the outlet of the vibrating plate of the rubber shell is connected with the inlet of the first guide rail 31; the feeding detection mechanism 33, the feeding mechanism 34, the conveying mechanism 35, the direction detection mechanism 36, the direction The calibration mechanism 37, the rubber shell output mechanism 38, and the incoming material detection mechanism 39 are respectively connected with and controlled by the main control system; There is a second through hole 323; the feeding mechanism 34 is provided with a base plate 341 and a push plate 342 which is longitudinally slidably connected to the base plate 341, the push plate 342 is provided with a second through slot 3421, and the base plate 341 is laterally provided with a second through slot 3421. At the entrance and exit, the conveying mechanism 35 is provided with a conveying plate 351, the conveying plate 351 is provided with 5 equally spaced notches 3511, the direction detection mechanism 36 is provided with a probe 361, and the direction correction mechanism 37 is provided with a correction seat 371, the correction seat 371 A third through groove 3711 is provided, and a first push rod 381 is provided on the rubber shell output mechanism 38; The outlet of 341 is communicated with the inlet of the base 32; the working vibration of the rubber shell vibrating plate makes the rubber shells enter into the first guide rail 31 in a single arrangement in turn, and the working vibration of the first oscillator makes the rubber shell move forward from the outlet of the first guide rail 31. It enters into the second through groove 3421 of the push plate 342 through the entrance of the base plate 341 , the feeding detection mechanism 33 sends a feeding signal to the main control system, and the feeding mechanism 34 works to drive the push plate 342 to transport the plastic shell to the bottom of the base 32 . At the exit, the conveying mechanism 35 works to drive the conveying plate 351 to move forward so that the plastic shell enters the first gap 3511 and drives the conveying plate 351 to transfer the plastic shell to the direction detection mechanism 36, and the direction detection mechanism 36 works to drive the probe 361 to pass through. The first through hole 322 can be in contact with the bump of the plastic shell and output a signal to the main control system. The main control system controls the conveying mechanism 35 to work and drive the conveying plate. 351 moves forward to make the plastic shell enter into the second gap 3511 and drives the conveying plate 351 to transfer the plastic shell to the third through groove 3711 of the calibration seat 371. If the direction of the plastic shell does not meet the requirements, the main control system controls the direction correction mechanism 37 The work drives the calibration seat 371 to rotate 180 degrees, the conveying mechanism 35 works to drive the conveying plate 351 to move forward, so that the plastic shell enters the third gap 3511 and drives the conveying plate 351 to transfer the plastic shell to the second through hole 323. The detection mechanism 39 detects that there is a plastic shell in the second through hole 323 , and outputs a signal to the main control system to control the plastic shell output mechanism 38 to work to drive the first push rod 381 to push the plastic shell downward into the carrier 2 .

Specifically, as shown in FIGS. 5 and 7 to 8 , the first bracket includes a table top, a bottom plate, and two side plates. The table top is fixedly installed on the two side plates, and the two side plates are fixedly installed on the bottom plate. The first guide rail 31 is provided with material troughs, and the spacing of the material troughs is slightly larger than the length of the rubber shell in the longitudinal direction, so as to facilitate the smooth movement of the rubber shell. The base 32 is fixedly installed on the table top of the first bracket. The base 32 is provided with a first through slot 321 laterally, a first through hole 322 at the front of the front section, and a second through hole 323 at the tail to communicate with the second through hole 323 The opening 326 of the rear section is also provided with a third through hole 324 for accommodating the calibration seat 371, and the sides of the first through hole 322 and the second through hole 323 are provided with accommodating cavities 325 communicating with the first through groove 321. , a third clamping mechanism 310 is installed in the accommodating cavity 325, and the third clamping mechanism 310 is used to elastically press against the rubber shell, so that the rubber shell is fixed and not loose. The third clamping mechanism 310 includes a second clamping block 3101 movably placed in the accommodating cavity 325 , a baffle plate 3102 placed on the side of the accommodating cavity 325 and fixedly mounted on the side of the base 32 , and elastically pressed against the side of the base 32 . A third spring 3103 between the second clamping block 3101 and the baffle 3102 . The feeding detection mechanism 33 includes a first optical fiber 331 and an optical fiber base 332 . The first optical fiber 331 is installed on the optical fiber base 332 , and the optical fiber base 332 is fixedly installed on the base plate 341 . The first optical fiber 331 is connected to the main control system, and is used to detect whether there is a plastic shell in the second through groove 3421 of the push plate 342, and output a signal to the main control system. The feeding mechanism 34 includes a base plate 341, a push plate 342 slidably connected with the base plate 341 longitudinally, and a feeding cylinder 343. The head of the push plate 342 is provided with a second through groove 3421 for accommodating the plastic shell, and the base plate 341 is laterally provided with a second through groove 3421. The inlet and outlet of the groove 3421 communicate with each other. The width of the second through groove 3421 is slightly larger than the width of the plastic shell. The width of the inlet and outlet of the base plate 341 is slightly larger than the length of the plastic shell. The feeding cylinder 343 is fixedly installed on the first bracket. On the table top, the push plate 342 is fixedly connected with the piston rod of the feeding cylinder 343, and the base plate 341 is placed on the head of the base 32 and fixedly mounted on the table top of the first bracket. The feeding cylinder 343 can drive the push plate 342 to slide back and forth in the base plate 341 for conveying the plastic shell. The conveying mechanism 35 includes a conveying plate 351, a conveying plate mounting seat 352, a first air cylinder 353, a first slider guide rail group, a second slider guide rail group, a second air cylinder 354, a first base plate 355, a second base plate 356, and a conveying plate 351 is provided with 5 equally spaced notches 3511; the conveying plate 351 is fixedly installed on the conveying plate mounting seat 352, and the conveying plate mounting seat 352 is fixedly installed on the slider of the first slider guide rail group, the first slider guide rail group The guide rail and the first cylinder 353 are respectively fixed and installed on the first base plate 355, the piston rod of the first cylinder 353 is fixedly connected with the conveying plate mounting seat 352, and the first base plate 355 is fixedly installed on the slider of the second slider guide rail group. The guide rails of the second slider guide rail group and the second cylinder 354 are respectively fixed on the second bottom plate 356, the second bottom plate 356 is fixed on the table surface of the first bracket, the piston rod of the second cylinder 354 and the first bottom plate 355 Fixed connection.

Specifically, as shown in FIGS. 5 , 7 to 8 , the direction detection mechanism 36 includes a probe 361 , a probe seat 362 , a detection cylinder 363 , a third slider guide rail group, a third base plate 364 , a displacement sensor 365 , a sensor The mounting seat 366, the probe 361 are fixedly installed on the probe seat 362, the probe seat 362 is fixedly installed on the slider of the third slider guide rail group, the detection cylinder 363 and the guide rail of the third slider guide rail group are respectively fixed and installed on the first block. On the third base plate 364, the third base plate 364 is fixedly installed under the table surface of the first bracket, the displacement sensor 365 is fixedly installed on the sensor mounting seat 366, the sensor mounting seat 366 is fixedly installed on the third base plate 364, and the probe 361 passes through the base plate 364. The first through hole 322 of the seat 32 can be in contact with the bumps of the rubber shell, and the displacement sensor 365 is connected to the main control system for measuring the upward moving distance of the probe 361. It is judged whether the plastic shell at this position has bumps, so as to determine whether the direction of the plastic shell meets the requirements. The direction correction mechanism 37 includes a correction seat 371 , a rotating cylinder 372 , a first mounting plate 373 , and a rotating shaft 374 . The correction seat 371 is provided with a third through slot 3711 , the width of which is the same as that of the first through slot 321 of the base 32 . The width is the same, the rotary cylinder 372 is fixedly mounted on the first mounting plate 373, the first mounting plate 373 is placed under the table of the first bracket and fixedly mounted on the side plate, and the rotating shaft 374 loosely passes through the second through hole of the base 32 The 323 is rotatably mounted on the first bracket plate, the calibration seat 371 is loosely placed in the second through hole 323 of the base 32 and is fixedly connected to one end of the rotating shaft 374 , and the other end of the rotating shaft 374 is fixedly connected to the output shaft of the rotary cylinder 372 . The rotating cylinder 372 can drive the correction base 371 to rotate back and forth by 180 degrees. The calibration seat 371 is also provided with a second clamping mechanism 375 . The second clamping mechanism 375 is similar in structure to the first clamping mechanism 24 and the third clamping mechanism 310 , and will not be described in detail here. The rubber shell output mechanism 38 includes a first push rod 381, a second mounting plate 382, an output cylinder 383, a third mounting plate 384, and a fourth slider guide rail group. The first push rod 381 is fixedly mounted on the second mounting plate 382. The second mounting plate 382 is fixedly installed on the slider of the fourth slider guide rail group, the output cylinder 383 and the guide rail of the fourth slider guide rail group are respectively fixed and installed on the third mounting plate 384, and the third mounting plate 384 is placed on the base The rear side of the seat 32 is fixedly mounted on the table top of the first bracket, and the piston rod of the output cylinder 383 is fixedly connected with the second mounting plate 382 . The output cylinder 383 can drive the first push rod 381 downward through the second through hole 323 of the base 32 to push the plastic shell into the first through cavity 211 of the carrier body 21 . The incoming material detection mechanism 39 includes a second optical fiber 391 and an optical fiber frame 392. The second optical fiber 391 is fixedly installed on the optical fiber frame 392, the optical fiber frame 392 is fixedly installed on the side of the base 32, and the second optical fiber 391 is connected with the main control system. The two optical fibers 391 pass through the opening 326 of the base 32 for detecting whether there is a plastic shell in the second through hole 323 of the base 32 and outputting a signal to the main control system.

Specifically, as shown in FIGS. 9 and 10 , the assembling device 4 includes a double-pipe conveying mechanism 41 , an assembling mechanism 42 , and a clamping mechanism 43 . The double-pipe conveying mechanism 41 is provided with a second guide rail 411 , and the second guide rail 411 is provided with 2 The strips are parallel to convey the fourth through groove of the emitting LED and the receiving LED. The assembly mechanism 42 is provided with two accommodating cavities for accommodating the emitting LED and the receiving LED, and a push rod 421 that is pushed upward from the accommodating cavity. The clamping mechanism 43 is provided with a clamp The head 431; the double-pipe conveying mechanism 41 works through the fourth through groove of the second guide rail 411 to simultaneously convey the emitting LED and the receiving LED into the two accommodating cavities, and the assembling mechanism 42 works to drive the ejector rod 421 to push up the two accommodating cavities simultaneously. The LEDs are emitted and LEDs are received into the plastic shell in the carrier 2 , and the clamping mechanism 43 works to drive the collet 431 to move downward to hold the plastic shell in the carrier 2 . The double-pipe conveying mechanism 41 includes a second guide rail 411, a transmitting LED vibrating plate, a receiving LED vibrating plate, and a second straight vibrator. The second guide rail 411 is provided with two fourth through grooves for conveying the transmitting LED and the receiving LED at the same time. The outlet of the LED vibrating plate and the outlet receiving the LED vibrating plate are respectively communicated with the inlets of the two fourth through grooves of the second guide rail 411 , and the second guide rail 411 is fixedly installed on the second vibrator. The working vibration of the emitting LED vibrating plate makes the emitting LEDs enter into the first and fourth through grooves of the second guide rail 411 in a single arrangement, and the receiving LED vibrating plate works and vibrates so that the receiving LEDs enter into the second and fourth passages of the second guide rail 411 in sequence. In the through groove, the working vibration of the second vibrator makes the receiving LED and the transmitting LED move forward from the fourth through groove outlet of the second guide rail 411 and enter the accommodating cavity at the same time. The assembly mechanism 42 includes a base frame, a push-up assembly, a lift assembly, and two sets of translation assemblies. The base frame is placed at the assembly station and is fixedly installed on the workbench of the frame. The lift assembly is installed on the side of the base frame and is pushed up. The component is installed on the lifting component, and translation components are symmetrically arranged on both sides of the top of the lifting component. The push-up assembly includes two ejector rods 421, a top plate 422, a push cylinder 423, and a fifth slider guide rail group; the lift assembly includes a lift cylinder 424, a fourth bottom plate 425, and a sixth slider guide rail group; the translation assembly includes a seat plate 426, The slide cylinder 427, the block 428, the seventh slider guide rail group; the lifting cylinder 424 is fixedly installed on the bottom side of the base frame, the guide rail of the sixth slider guide rail group is fixedly installed on the upper side of the base frame, and the fourth bottom plate 425 is fixed Installed on the slider of the sixth slider guide rail group, the piston rod of the lift cylinder 424 is fixedly connected with the fourth base plate 425; the push cylinder 423 is fixedly installed on the lower side of the fourth base plate 425, and the guide rail of the fifth slider guide rail group is fixed Installed on the upper side of the fourth bottom plate 425, the top plate 422 is fixedly installed on the slider of the fifth slider guide rail group, the top plate 422 is fixedly connected with the piston rod of the push cylinder 423, the top rod 421 is connected with the top plate 422 in translation and sliding; the seat plate The head of 426 is provided with a U-shaped through cavity 4261. The ejector rod 421 can move up and down when placed in the U-shaped through cavity 4261. The head of the ejector rod 421 and the U-shaped through cavity 4261 enclose a accommodating cavity that can accommodate the emitting LED or the receiving LED. , the emitting LED or the receiving LED enters the accommodating cavity and is built on the head of the ejector rod 421; the slide cylinder 427 and the guide rails of the seventh slider guide rail group are respectively fixed and installed on the top of the fourth bottom plate 425, and the seat plate 426 is fixedly installed on the slide table On the sliding table of the cylinder 427 , the seat plate 426 and the stopper 428 are respectively fixedly connected to the sliders of the seventh slider guide rail group, and the stopper 428 is vertically slidably connected to the ejector rod 421 . The clamping mechanism 43 includes a collet 431, a third air cylinder 432, a clamp base 433, and a support frame 434. The third cylinder 432 and the clamp base 433 are fixedly installed on both sides of the support frame 434, respectively, and the clamp head 431 is fixedly installed on the third cylinder. On the piston rod of 432, the support frame 434 is fixedly installed on the workbench of the frame. The clamping base 433 is provided with a clamping portion extending in the direction of the turntable 1. The clamping portion is placed directly under the carrier 2. During operation, the third cylinder 432 works to drive the chuck 431 to move downward to clamp the plastic shell in the carrier 2. When assembling, the clamping part is used to clamp the carrier 2 together with the chuck 431 to prevent the carrier 2 from being bent and deformed. assembled.

Specifically, as shown in FIG. 11 , the discharge device 5 includes a second push rod 51 , a pull rod 52 , a fourth installation plate 53 , a discharge cylinder 54 , a fifth installation plate 55 , a fifth base plate 56 , and a ninth slider guide rail group , the fifth support frame, the pull rod 52 is a straight rod and the front end is provided with an oblique angle, the second push rod 51 and the pull rod 52 are respectively fixed and installed on the fourth mounting plate 53, and the fourth mounting plate 53 is fixedly installed on the ninth slide On the slider of the block guide rail group, the guide rail of the ninth slider guide rail group and the fifth mounting plate 55 are respectively fixedly installed on the fifth base plate 56, the discharge cylinder 54 is fixedly installed on the fifth mounting plate 55, and the piston of the discharge cylinder 54 is fixedly installed on the fifth mounting plate 55. The rod is fixedly connected with the fourth mounting plate 53, the fifth base plate 56 is fixedly installed on the fifth support frame, and the fifth support frame is fixedly installed on the workbench of the rack at the discharge subcontracting station; The push rod 51 is about 16mm long, and the discharge cylinder 54 works to drive the second push rod 51 and the pull rod 52 to move downward at the same time. Because the pull rod 52 is longer than the second push rod 51, it first reaches the support block 232, and then enters the third pass In the cavity 2321, due to the interaction between the oblique angle of the front end of the pull rod 52 and the oblique angle of the upper rear end of the third through cavity 2321, the pull rod 52 forces the support block 232 to move back a certain distance so that the support portion 2322 at the front end of the support block 232 leaves the rubber shell, The second push rod 51 moves downward again to push the finished product downward from the first through cavity 211 .

The plastic shell vibrating disc, the first vibrator, the transmitting LED vibrating disc, the receiving LED vibrating disc, and the second vibrating disc (not shown in the figure) are all part of the prior art and will not be described in detail here.

The main control system is used to receive signals from the first optical fiber 331, the second optical fiber 391, the probe 361, and the displacement sensor 365. The main control system is used to control the feeding cylinder 343, the first cylinder 353, the second cylinder 354, the detection cylinder 363, Rotary cylinder 372, output cylinder 383, push cylinder 423, lift cylinder 424, slide cylinder 427, third cylinder 432, discharge cylinder 54, plastic shell vibrating plate, first vibrator, transmitting LED vibrating disc, receiving LED vibrating disc , the work of the second straight vibrator.

The working principle of the through-beam photoelectric switch automatic assembly equipment of the present invention: the plastic shell device 3 works to output a plastic shell to the carrier 2 of the turntable 1, the turntable 1 rotates to the assembly station, and the assembly device 4 works to emit LEDs. And the receiving LED is assembled in the plastic shell, the turntable 1 rotates to the discharge station, and the discharge device 5 works to discharge the finished product.

As shown in Figure 12, the present invention also provides an automatic assembly method for a through-beam photoelectric switch, which includes the following steps:

A. Plastic shell: The plastic shell device 3 works to output a plastic shell to the carrier 2 of the plastic shell station;

B. The first rotation: the turntable 1 rotates to the assembly station;

C. Finished product assembly: The assembly device 4 assembles the emitting LED and the receiving LED into the plastic shell;

D. The second rotation: the turntable 1 rotates to the discharge station;

E. Discharge of finished products: the discharge device 5 works to discharge the finished products;

F. The third rotation: the turntable 1 rotates to the plastic shell station;

Return to step A and repeat the cycle.

Specifically, the step A includes: A1. Vibration sorting of the plastic shell: the working vibration of the plastic shell vibrating plate makes the plastic shells enter the first guide rail 31 in a single arrangement in turn, and the working vibration of the straight vibrator makes the plastic shell move forward from the first guide rail 31. The outlet enters into the second through groove 3421 of the push plate 342 through the inlet of the base plate 341;

A2. Detection and feeding: the feeding detection mechanism 33 sends a feeding signal to the main control system, and the feeding mechanism 34 works to drive the push plate 342 to transport the plastic shell forward to the exit of the base 32; specifically, the first optical fiber 331 sends out feeding The signal is sent to the main control system, and the feeding cylinder 343 works to drive the push plate 342 to forward the plastic shell to the outlet of the base 32;

A3. The first conveying: the conveying mechanism 35 works to drive the conveying plate 351 to move forward so that the plastic shell enters the first gap 3511 and drives the conveying plate 351 to transfer the plastic shell to the direction detection mechanism 36 and reset; The air cylinder 353 works to drive the conveying plate 351 to move forward so that the plastic case enters the first gap 3511 , the second air cylinder 354 works to drive the conveying plate 351 to move the plastic case to the first through hole 322 of the base 32 , and the first air cylinder 353 resets. , the second cylinder 354 is reset;

A4. Feeding reset: the feeding mechanism 34 is reset; specifically, the feeding cylinder 343 is reset;

A5. Direction detection: The direction detection mechanism 36 works to drive the probe 361 through the first through hole 322 to make contact with the bumps of the plastic shell and determine the direction of the plastic shell and reset; The first through hole 322 can be in contact with the bumps of the plastic shell, and the displacement sensor 365 outputs a displacement signal to the main control system. The main control system determines whether there are bumps here on the plastic shell according to the displacement distance, so as to determine the direction of the plastic shell. Whether it meets the requirements, check the reset of the cylinder 363;

A6. Second conveying: control the conveying mechanism 35 to work and drive the conveying plate 351 to move forward so that the plastic case enters the second gap 3511 and drive the conveying plate 351 to transfer the plastic case to the third through groove 3711 of the calibration seat 371 and reset ; Specifically, the first air cylinder 353 works to drive the conveying plate 351 to move forward so that the plastic shell enters the second gap 3511, and the second air cylinder 354 works to drive the conveying plate 351 to move the plastic shell to the third through groove 3711 of the calibration seat 371. , the first cylinder 353 is reset, and the second cylinder 354 is reset;

A7. Orientation correction: if the direction of the rubber shell in the correction seat 371 does not meet the requirements, the direction correction mechanism 37 works to drive the correction seat 371 to rotate 180 degrees; specifically, if the direction of the rubber shell in the correction seat 371 does not meet the requirements, the The cylinder 372 works to drive the correction seat 371 to rotate 180 degrees;

A8. The third conveying: the conveying mechanism 35 works to drive the conveying plate 351 to move forward so that the plastic shell enters the third gap 3511 and drives the conveying plate 351 to transfer the plastic shell to the second through hole 323 of the base 32 and reset; Specifically, the first air cylinder 353 works to drive the conveying plate 351 to move forward so that the plastic case enters the third gap 3511 , and the second air cylinder 354 works to drive the conveying plate 351 to move the plastic case to the second through hole 323 of the base 32 . The first cylinder 353 is reset, and the second cylinder 354 is reset;

A9. Plastic shell output: If the incoming material detection mechanism 39 detects that there is a plastic shell in the second through hole 323 of the base 32, it will output a signal to the main control system to control the plastic shell output mechanism 38 to drive the first push rod 381 downward. Push the plastic shell into the carrier 2 and reset; specifically, if the second optical fiber 391 detects that there is a plastic shell in the second through hole 323 of the base 32, it outputs a signal to the main control system, and the main control system controls the output cylinder 383 The operation drives the first push rod 381 to push the rubber shell downward into the first through-cavity 211 of the carrier 2, and the output cylinder 383 is reset;

Return to step A1 and repeat the cycle.

Specifically, step C includes:

C1. The double-pipe conveying mechanism 41 works to convey the emitting LED and the receiving LED into the 2 accommodating cavities of the assembling mechanism 42 simultaneously through the 2 parallel fourth through grooves; In the first and fourth through grooves of the guide rail 411, the receiving LED vibrating plate operates and vibrates so that the receiving LEDs enter into the second and fourth through grooves of the second guide rail 411 in sequence. The emission LED moves forward from the fourth through-slot outlet of the second guide rail 411 and enters the accommodating cavity at the same time;

C2. The clamping mechanism 43 works to drive the collet 431 to move downward to clamp the plastic shell in the carrier 2; With the plastic shell in 2;

C3. The assembly mechanism 42 works to drive the two ejector rods 421 to push upward the emitting LEDs and the receiving LEDs in the two accommodating cavities to the plastic shell in the carrier 2; specifically, the slide cylinder 427 works to drive the seat plate 426 forward The movement makes the emitting LED and the receiving LED in the accommodating cavity directly under the plastic shell in the carrier 2, the lifting cylinder 424 works to drive the seat plate 426 to move upward to contact the carrier 2, and the push cylinder 423 works to drive the 2 ejector rods 421 upward at the same time. Push the emitting LED and the receiving LED in the two accommodating cavities to the plastic shell in the carrier 2;

C4. The assembly mechanism 42 is reset; the push cylinder 423 is reset, the lifting cylinder 424 is reset, and the slide cylinder 427 is reset;

C5. The clamping mechanism 43 is reset. The third cylinder 432 is reset.

Specifically, step E includes:

E1. The discharge cylinder 54 works to drive the second push rod 51 and the pull rod 52 to move downward at the same time. Because the pull rod 52 is longer than the second push rod 51, it first contacts the third through cavity 2321 of the support block 232, and due to the effect of the oblique angle , the pulling rod 52 drives the support block 232 to move back a certain distance so that the support portion 2322 at the front end of the support block 232 completely leaves the plastic shell, and then the second push rod 51 moves down again and pushes the finished product downward from the first through cavity 211;

E2. The discharge cylinder 54 is reset.

The advantage of the present invention is that the present invention uses the plastic shell device 3 to work to output a plastic shell to the carrier 2 of the turntable 1, the turntable 1 rotates to the assembly station, and the assembly device 4 works to assemble the emitting LED and the receiving LED in the plastic In the shell, the turntable 1 rotates to the discharge station, and the discharge device 5 works to discharge the finished product. The invention has high production efficiency, low production cost and good quality, and can realize automatic transportation, detection, assembly and output.

The above content is a further detailed description of the present invention in combination with specific preferred embodiments, and it cannot be considered that the specific implementation of the present invention is limited to these descriptions. For those of ordinary skill in the technical field of the present invention, without departing from the concept of the present invention, some simple deductions or substitutions can be made, which should be regarded as belonging to the protection scope of the present invention.

Claims (4)

1. An automatic assembling equipment for an opposite-radiation photoelectric switch, comprising a frame and a workbench arranged on the frame, a turntable (1) is provided on the workbench, and characterized in that: a turntable (1) is provided with a The carrier (2) for placing the plastic shells is provided with a plastic shell loading device (3), an assembling device (4), and a discharging device (5) in sequence on the worktable on the outer periphery of the turntable (1). The above-mentioned devices are respectively connected with the main control system connected and controlled by it; the plastic shell device (3) outputs a plastic shell to the carrier (2) of the turntable (1), the turntable (1) rotates to the assembly station, and the assembly device ( 4) The emitting LED and the receiving LED are assembled in the plastic shell, the turntable (1) is rotated to the discharge station, and the discharge device (5) discharges the finished product; the assembly device (4) includes a double-pipe conveying mechanism ( 41), an assembling mechanism (42), a clamping mechanism (43), the double-pipe conveying mechanism (41) is provided with a second guide rail (411), and the second guide rail (411) is provided with two parallel conveying and launching at the same time The LED and the fourth through groove for receiving the LED, the assembling mechanism (42) is provided with two accommodating cavities for accommodating the emitting LED and the receiving LED, and a push rod (421) that is pushed upward from the accommodating cavity, and the clamping mechanism (42). 43) A collet (431) is provided; the double-pipe conveying mechanism (41) works through the fourth through groove of the second guide rail (411) to simultaneously convey the emitting LED and the receiving LED into the two accommodating cavities, and the assembling mechanism (42) The working driving ejector rod (421) pushes the emitting LEDs and the receiving LEDs in the two accommodating cavities upward simultaneously to the plastic shell in the carrier (2), the clamping mechanism (43) working driving the chuck (431) ) moves down to hold the plastic shell in the carrier (2). 2. The through-beam photoelectric switch automatic assembly equipment according to claim 1, wherein the carrier (2) comprises a carrier body (21) and a backing plate (22), the carrier body (21) is mounted on the backing plate (22), the front part of the carrier body (21) is provided with a first through cavity (211) for accommodating the rubber shell, and the width direction of the first through cavity (211) is provided with a In the support mechanism (23) for supporting the rubber shell, the length direction of the first through cavity (211) is provided with a first clamping mechanism (24) for elastically pressing against the rubber shell. 3. An automatic assembling device for through-beam photoelectric switches according to claim 1, characterized in that: the double-pipe conveying mechanism (41) comprises a second guide rail (411), a emitting LED vibration plate, and a receiving LED vibration plate , the second straight vibrator, the second guide rail (411) is provided with two fourth through grooves for conveying the emitting LED and the receiving LED at the same time, the outlet of the emitting LED vibrating plate and the outlet of the receiving LED vibrating plate are respectively connected with the second guide rail ( 411) are connected to the entrances of the two fourth through grooves, and the second guide rail (411) is fixedly installed on the second straight vibrator; the working vibration of the emitting LED vibrating plate causes the emitting LEDs to be arranged in a single row into the first guide rail (411) in turn. In the fourth through-slot, the receiving LED vibrating plate vibrates to make the receiving LEDs enter into the second fourth through-slot of the second guide rail (411) in sequence, and the working vibration of the second direct vibrator causes the receiving LED and the transmitting LED to move toward each other. The forward movement simultaneously enters into the accommodating cavity from the outlet of the fourth through groove of the second guide rail (411). 4. The through-beam photoelectric switch automatic assembly equipment according to claim 1, wherein the clamping mechanism (43) comprises a chuck (431), a third air cylinder (432), a chuck seat (433) ), the support frame (434), the third cylinder (432) and the clamp seat (433) are fixedly installed on both sides of the support frame (434) respectively, and the clamp head (431) is fixedly installed on the piston rod of the third cylinder (432) On the upper side, the support frame (434) is fixedly installed on the working table of the rack; the clamp seat (433) is provided with a clamping part extending in the direction of the turntable 1, and the clamping part is placed directly under the carrier 2. During operation, the third When the cylinder (432) works to drive the collet (431) to move downward to clamp the plastic shell in the carrier 2, the clamping part and the collet (431) are used to clamp the carrier 2 together.