CN214264591U

CN214264591U - Press mounting machine for light-emitting device

Info

Publication number: CN214264591U
Application number: CN202120199710.7U
Authority: CN
Inventors: 汪鹏; 主中飞; 郑俊杰; 高冬青
Original assignee: Suzhou Xunyiko System Technology Co ltd
Current assignee: Suzhou Xunyiko System Technology Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-09-24
Anticipated expiration: 2031-01-25

Abstract

The utility model provides a press-mounting machine for a luminescent device, which comprises a shell feeding mechanism, a circulating conveying mechanism and a top pressing mechanism; the shell feeding mechanism comprises a pre-feeding device, a cache line and a final feeding device, wherein the pre-feeding device can grab the shell from the tray to the cache line; the final feeding device can adsorb the shell to the circulating conveying mechanism from the buffering line; the circular conveying mechanism is characterized in that the running track of the conveying line is annular, a substrate feeding station, a shell feeding station and a pressing station are arranged on the conveying line, the carrier is arranged on the conveying line, and the carrier is provided with a flange for supporting a substrate and a limiting groove for supporting a shell; the jacking mechanism is positioned on the pressing station and comprises a pressing limiting device and a pressing device, and the carrier can be conveyed between the pressing limiting device and the pressing device by the conveying line; the first pressing piece of the pressing limiting device can move downwards until the first pressing piece abuts against the top of the shell, and the second pressing piece can move upwards and extend into the carrier until the substrate is jacked into the shell. The utility model discloses an assembly efficiency and precision are high, and the commonality is strong.

Description

Press mounting machine for light-emitting device

Technical Field

The utility model belongs to the technical field of rigging equipment, concretely relates to light emitting device's pressure equipment machine.

Background

The light emitting device generally comprises a light source and a light-transmitting shell for protecting the light source, wherein the light source is generally welded on a PCB substrate, when the light emitting device is assembled, a power line and a resistance wire are firstly inserted on a whole substrate, then the whole substrate is divided into individual substrates, then the shell is placed in a carrier in an inverted mode, the substrate is placed right above the shell, then a pressing die is used for pressing the substrate into the shell, and then the shell is turned over and then the wires are bent manually. This type of assembly consumes many man-hours and the assembly accuracy depends on the skill of the worker and cannot be reliably guaranteed.

In addition, the existing pressing device can only be used for assembling a shell and a substrate of one specification, and is difficult to change the model, inflexible to operate, poor in universality and difficult to popularize.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pressure equipment machine of light emitting device to solve that assembly efficiency is low, precision and quality are difficult to guarantee and the poor problem of commonality.

The utility model provides a following technical scheme:

a press-mounting machine for a light-emitting device comprises a shell feeding mechanism, a circulating conveying mechanism and a top pressing mechanism;

the shell feeding mechanism comprises a shell magazine and a shell feeding device, wherein the shell magazine comprises a tray for flatly storing a plurality of shells; the shell feeding device comprises a pre-feeding device, a cache line and a final feeding device, and a manipulator of the pre-feeding device can grab a row of shells from the tray to the cache line; the manipulator of the final feeding device can adsorb a row of shells from the cache line to the circulating conveying mechanism;

the circular conveying mechanism comprises a conveying line, a driving device and a carrier, the running track of the conveying line is in a horizontal annular shape, the conveying line is driven by the driving device to circularly run, a substrate loading station, a shell loading station and a pressing station are arranged on the conveying line, the carrier is detachably mounted on the conveying line, the carrier is provided with a flange for supporting the substrate and an annular limiting groove for supporting the shell, the flange is located on the inner side of the limiting groove, and the substrate is preset in an opening part at the bottom of the shell before pressing;

the jacking mechanism is positioned on the pressing station and comprises a pressing limiting device and a pressing device which are oppositely arranged, and the conveying line can intermittently convey the carrier to a position between the pressing limiting device and the pressing device; the output ends of the pressing limiting device and the pressing device are respectively provided with a first pressing piece and a second pressing piece, the first pressing piece can move downwards until the first pressing piece is abutted against the top of the shell, the bottom of the carrier is provided with a jack for the second pressing piece to insert, and the second pressing piece can move upwards and extend into the jack until the substrate is jacked into the shell to be in interference fit with the shell.

Preferably, the conveying line comprises a frame body, an annular conveying track is arranged on the frame body, a plurality of conveying plates moved by the driving device are installed in the conveying track in a sliding mode, and the carriers are fixedly installed on the conveying plates; the conveying plates are all arranged on a belt; the driving device comprises a driving motor and a belt pulley arranged on an output shaft of the driving motor, and the belt pulley is meshed with the belt to drive the belt to run.

Furthermore, the circulating conveying mechanism also comprises a secondary positioning device for accurately positioning the carrier, and the secondary positioning device is arranged at the pressing station of the conveying line; the secondary positioning device comprises an overturning driving piece, a rotating shaft, a first transmission arm, a connecting rod, a pressing plate and a positioning pin, wherein the overturning driving piece is installed on the frame body, the overturning driving piece is connected in a transmission mode, the rotating shaft rotates, the root of the first transmission arm is fixedly connected to the rotating shaft, the free end of the first transmission arm is hinged to the connecting rod, the other end of the connecting rod is hinged to the pressing plate, the bottom of the pressing plate is fixedly connected to the positioning pin, the conveying plate is provided with a pin hole matched with the diameter of the positioning pin, and the overturning driving piece can change the height of the positioning pin so that the positioning pin can be inserted into the pin hole closest to the positioning pin.

Preferably, the turnover driving part is a swing rod cylinder, a second transmission arm is hinged to an output rod of the swing rod cylinder, the swing rod cylinder can drive the second transmission arm to rotate positively or negatively, and the root of the second transmission arm is fixedly connected with the rotating shaft.

Preferably, a support frame is arranged at the bottom of the frame body, and the overturning driving piece is fixed on the support frame; the supporting frame is oppositely provided with two hydraulic buffers, the free end of the second transmission arm is positioned between the two hydraulic buffers, and the second transmission arm is alternatively abutted against the two hydraulic buffers when rotating forwards and reversely to the right position.

Preferably, at least two guide tubes are installed on the frame body along the vertical direction, guide columns matched with inner holes of the guide tubes are installed on the pressing plate, the guide columns are inserted into the guide tubes, and the guide columns guide the pressing plate in the lifting process of the pressing plate.

Preferably, a plurality of the flanges are arranged at intervals on the same horizontal circumference in the carrier, a plurality of the top blocks are arranged at intervals on the same horizontal circumference at the top of the second pressing piece, and the top blocks can jack up the substrate after passing through a gap between two adjacent flanges.

Preferably, the manipulator of the pre-feeding device is arranged on the first XY-axis module, the manipulator of the pre-feeding device comprises a support plate, a shell grabbing component and a tray sucking component, the shell grabbing component and the tray sucking component are arranged on the support plate, the shell grabbing component comprises a first air cylinder and a clamping plate driven by the first air cylinder to open and close, and a row of clamping grooves for clamping the shell are formed in the clamping plate; the tray suction assembly comprises a second cylinder and a sucker installed on the output end of the second cylinder, the second cylinder can lift the sucker, the sucker is connected with a negative pressure generator, and the first XY-axis module can transplant the sucker adsorbing an empty tray to a position right above an empty tray magazine.

Furthermore, the cache line is positioned in an annular space enclosed by the conveying track, and the first XY axis module can transplant the clamping plate with the shell to the position right above the cache line; and the buffer line is provided with a conveyor belt for conveying the shell to one side of the final feeding device.

Preferably, the final feeding device comprises a second XY axis module and a variable-pitch grabbing assembly arranged on the second XY axis module, wherein the variable-pitch grabbing assembly is used for grabbing a row of shells distributed at intervals on the conveyor belt to a shell feeding station of the conveyor line, and changing the pitch of the grabbed shells to be matched with the carrier pitch on the shell feeding station; the second XY axis module is used for transplanting the variable-pitch grabbing assembly to be right above the cache line.

Furthermore, the variable-pitch grabbing assembly comprises a lifting screw, a connecting plate, a variable-pitch driving piece, a connecting rod assembly and a finger cylinder, the lifting screw is installed on the X-axis module of the second XY-axis module, the connecting plate is vertically installed on a sliding block of the lifting screw, and the lifting screw is used for changing the height of the finger cylinder; the variable-pitch driving piece is arranged on the connecting plate along the X-axis direction, the connecting rod assembly comprises a plurality of sliding seats, one sliding seat at the end part is a fixed sliding seat fixed relative to the connecting plate, the other sliding seats are movable sliding seats capable of horizontally sliding, and one movable sliding seat is fixedly connected with a sliding block of the variable-pitch driving piece; two transmission rods are hinged to each sliding seat in a crossed mode, and the end parts of the adjacent transmission rods are also hinged to each other; and each sliding seat is provided with a finger cylinder for clamping the shell.

Preferably, the connecting plate is provided with a guide rail stay extending along the X-axis direction, and the guide rail stay is provided with a linear guide rail; each movable sliding seat is adaptively installed on the linear guide rail, and the linear guide rail is used for guiding the translation of the movable sliding seat.

The utility model has the advantages that:

the utility model discloses overall arrangement has casing feed mechanism, circulation conveying mechanism and roof pressure mechanism, and the cooperation is orderly between each mechanism, realizes having improved packaging efficiency and precision to a series of automation operations such as the material loading of work piece, transport and pressfitting, has guaranteed stable assembly quality.

The utility model discloses to casing material loading, snatch the casing to the buffer memory line through loading attachment in advance earlier, arrange the neat back with the casing at the buffer memory line, recycle last loading attachment adsorb the casing to the transfer chain on, wherein last loading attachment adopts the displacement material loading, makes the interval of casing can be nimble with the carrier interval adaptation on the transfer chain, improved the commonality of setting.

The utility model discloses a pressing mechanism can match the casing of different specifications through changing the carrier of co-altitude, makes the top homoenergetic of different casings and the first pressure chamber laminating that compresses tightly, realizes that the pressfitting reference surface keeps unified, has guaranteed the accuracy of pressfitting action, and has further improved the commonality of equipment.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the housing and the substrate on the carrier according to the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic perspective view of the present invention;

FIG. 4 is a schematic structural view of the pre-feeding device of the present invention;

FIG. 5 is a schematic structural view of the final feeding device of the present invention;

fig. 6 is a schematic structural view of a variable-pitch gripping assembly of the final feeding device of the present invention;

fig. 7 is a schematic perspective view of the circulating conveying mechanism of the present invention;

fig. 8 is a schematic perspective view of another perspective view of the endless conveying mechanism of the present invention;

FIG. 9 is an enlarged schematic view of portion A of FIG. 8;

FIG. 10 is an enlarged schematic view of portion B of FIG. 8;

fig. 11 is a schematic view of the position relationship between the carrier and the second pressing member according to the present invention;

fig. 12 is a schematic structural view of the first pressing member of the present invention.

Labeled as:

11. a housing; 12. a substrate;

200. a shell feeding mechanism; 210. a working magazine; x-axis reference 211; 212, Y-axis reference; 220. an empty tray magazine; 230. a tray; 231. positioning blocks; 240. a pre-feeding device; 241. a first XY axis module; 242. a support plate; 243. a first cylinder; 244. a splint; 245. a clamping groove; 246. a third cylinder; 247. a second cylinder; 248. a suction cup; 250. a cache line; 260. a final feeding device; 261. a second XY-axis module; 262. a variable-pitch grabbing component; 2621. lifting a screw rod; 2622. a connecting plate; 2623. a variable pitch drive; 2624. a finger cylinder; 2625. a guide rail stay; 2626. a linear guide rail; 2627. a fixed sliding seat; 2628. a movable sliding seat; 2629. a transmission rod;

300. a circulating conveying mechanism; 310. a conveying line; 311. a substrate loading station; 312. a shell feeding station; 313. pressing a station; 314. a frame body; 315. a conveying plate; 316. a limiting edge; 317. a pin hole; 320. a drive device; 321. a belt; 322. a drive motor; 323. a belt pulley; 324. a driving wheel; 330. a carrier; 331. a flange; 332. a limiting groove; 333. a jack;

400. a jacking mechanism; 410. pressing a limiting device; 411. a first pressing member; 412. pressing the cavity; 413. a wire lumen; 420. a pressing device; 421. a second pressing member; 422. a top block;

500. a secondary positioning device; 510. turning over the driving piece; 511. a rotating shaft; 512. a first transmission arm; 513. a second drive arm; 514. a connecting rod; 515. pressing a plate; 516. positioning pins; 517. a support frame; 518. a hydraulic shock absorber; 519. a guide tube; 520. and a guide post.

Detailed Description

Example 1

A pressing machine of a light-emitting device is used for pressing a shell 11 of the light-emitting device and a substrate 12 into a whole component, as shown in figure 1, the shell 11 is in a horn-shaped structure with a narrow top and a wide bottom. As shown in fig. 2 and 3, the press-fitting machine mainly includes a housing feeding mechanism 200, a substrate feeding mechanism, a circulating transport mechanism 300, and a pressing mechanism 400.

The shell feeding mechanism 200 comprises a shell magazine and a shell feeding device, wherein the shell magazine comprises two groups of working magazine 210 and empty tray magazine 220 which are arranged in parallel, the working magazine 210 and the empty tray magazine 220 are respectively provided with a plurality of layers of trays 230 for storing a plurality of shells in a flat mode, positioning blocks 231 for positioning the shells are arrayed on the trays 230, and the shells 11 are buckled on the positioning blocks 231 during feeding; the tray 230 is intermittently lifted to a set height by the lifting module, so that the manipulator can conveniently grab the shell 11; when all the shells on the tray 230 are taken away, the empty tray is adsorbed to the empty tray magazine 220 by the manipulator, and the empty tray is lowered by the lifting module of the empty tray magazine, so that an empty tray can be stored conveniently.

As shown in fig. 2, the working magazine 210 is provided with an X-axis reference 211 and a Y-axis reference 212, the intersection point of the X-axis reference 211 and the Y-axis reference 212 is located at the upper left corner of the tray, and when the tray 230 is loaded on the working magazine 210, for trays of different sizes, the upper left corner of the tray is aligned with the intersection point of the X-axis reference 211 and the Y-axis reference 212, so that the pre-loading device 240 can accurately position the original coordinates of the grabbing point.

The shell feeding device comprises a pre-feeding device 240, a cache line 250 and a final feeding device 260, wherein a manipulator of the pre-feeding device 240 can grab a row of shells from the tray of the working magazine 210 to the cache line 250; the robot of the final loading device 260 may suck a row of shells from the cache line 250 to the circular transport mechanism 300.

The manipulator of the pre-feeding device 240 is installed on the first XY-axis module 241, the first XY-axis module 241 can move the manipulator of the pre-feeding device in the XY plane, and the manipulator of the pre-feeding device comprises a support plate 242, and a shell grabbing assembly and a tray sucking assembly which are installed on the support plate 242.

As shown in fig. 4, the supporting plate 242 is mounted on a Y-axis module slider of the first XY-axis module 241, the housing grabbing assembly includes a first cylinder 243 and a pair of clamping plates 244 driven by the first cylinder 243 to open and close, a row of clamping slots 245 for clamping the housing is provided on the clamping plates 244, the number of the clamping slots 245 in this embodiment is seven, or other numbers may be selected, and the first cylinder 243 drives the pair of clamping plates 244 to move relatively until the housing 11 is clamped in the clamping slots 245 during material taking. A third cylinder 246 having a lifting function may be installed on the support plate 242, and a first cylinder 243 may be installed on the third cylinder 246 to facilitate the clamping plate 244 to slightly lift the clamping plate after clamping the housing, thereby preventing the clamping plate 244 from interfering with a tray therebelow during the moving process.

The tray sucking assembly comprises a second air cylinder 247 and sucking discs 248 arranged on the output end of the second air cylinder 247, the second air cylinder 247 is arranged on the supporting plate 242, the number of the sucking discs is preferably two, at least two sucking discs are arranged in each group, and the two sucking discs are respectively arranged on the front side and the rear side of the clamping plate 244. The second cylinder 247 can lift the suction cup 248, the suction cup 248 is connected with the negative pressure generator, when an empty tray on the working magazine 210 needs to be removed, the first XY axis module 241 moves the suction cup 248 to the upper side of the empty tray, the second cylinder 247 firstly lowers the suction cup 248 to enable the suction cup to be close to the empty tray, then the electromagnetic valve connected with the suction cup air pipe is opened to enable the suction cup 248 to firmly adsorb the positioning block 231 on the tray, the tray is sucked up, the second cylinder 247 then raises the suction cup 248, then the first XY axis module 241 moves the suction cup 248 to the position right above the empty tray magazine 220, the suction cup breaks vacuum, and the empty tray is dismounted.

This equipment snatchs the subassembly with the casing and the tray absorbs the subassembly integration on loading attachment in advance, and the action noninterference between the two, and occupation space is little, has improved the compactness of equipment.

As shown in fig. 7 and 8, the circular conveying mechanism 300 includes a conveying line 310, a driving device 320 and a carrier 330, the conveying line 310 has a horizontal circular track, the conveying line 310 is driven by the driving device 320 to circularly operate, the conveying line 310 is provided with a substrate loading station 311, a shell loading station 312 and a pressing station 313, during operation, the substrate 12 is firstly transplanted to the substrate loading station 311, then the shell 11 is loaded to the shell loading station 312, the shell 11 is placed above the substrate 12, and then the substrate 12 is pressed in the shell 11 at the pressing station 313.

Specifically, the conveying line 310 includes a frame 314, an annular conveying track is arranged on the frame 314, a plurality of conveying plates 315 moved by a driving device 320 are slidably mounted in the conveying track, a strip-shaped limiting groove is arranged on the outer side wall of the conveying track, the opening of the limiting groove horizontally faces the inner side of the conveying track, a limiting edge 316 capable of being horizontally inserted into the limiting groove is arranged on the outer side of the conveying plate 315, and the limiting edge 316 of the conveying plate 315 can slide along the limiting groove; the other side of the conveying plates 315 is mounted on a belt 321 by bolts, and the belt 321 drives each conveying plate 315 to move in the conveying track. The driving device 320 comprises a driving motor 322 and a belt pulley 323 arranged on an output shaft of the driving motor 322, the belt pulley 323 is engaged with the belt 321 to drive the belt to rotate, the belt pulley 323 is arranged at two opposite corners of the conveying track, the driving wheels 324 engaged with the belt 321 are arranged at the other two opposite corners of the conveying track, and the driving wheels 324 are matched with the belt pulley 323 to drive the belt 321 to rotate circularly.

The carriers 330 are detachably fixed to the respective transfer plates 315 by bolts. As shown in fig. 1 and 11, the carrier 330 has a flange 331 for supporting the substrate 12 and an annular limiting groove 332 for supporting the housing 11, the flange 331 is located inside the limiting groove 332, and before the pressing operation, the substrate 12 is pre-placed in the open portion of the bottom of the housing 11, and the two are in non-fixed connection.

As shown in fig. 7, the pressing mechanism 400 is located at the pressing station 313, the pressing mechanism 400 includes a pressing limiting device 410 and a pressing device 420 which are installed oppositely, and the conveying line 310 can intermittently convey the carrier 330 between the pressing limiting device 410 and the pressing device 420. The driving parts of the pressing limiting device 410 and the pressing device 420 are both air cylinders, the air cylinder piston rods of the pressing limiting device 410 and the pressing device 420 are respectively provided with a first pressing part 411 and a second pressing part 421, the first pressing part 411 can move downwards until abutting against the top of the shell 11 to limit the shell in the height direction, and preparation is made for the pressing device 420 to press the substrate 12, wherein as shown in fig. 12, the bottom of the first pressing part 411 is provided with a pressing cavity 412 and a wire cavity 413, the pressing cavity 412 is profiled with the top of the shell 11, the wire cavity 413 is used for inserting a wire, the pressing cavity 412 can stably press the top of the shell to limit the shell, the wire cavity 413 can avoid the wire inserted on the substrate 12, and interference between the wire and the wire during pressing is prevented.

The bottom of the carrier 330 is provided with a jack 333 into which the second pressing member 421 is inserted, and the second pressing member 421 may move upward to extend into the jack 333 until the substrate 12 is pushed into the housing 11, so that the substrate and the housing 11 are in interference fit, and the two are fixedly connected. The carriers 330 with different heights can be replaced, so that the tops of the shells with different specifications are all positioned on the same horizontal pressing reference surface to compensate the height difference of the shell 11, so that the pressing device 420 can be reliably matched with the pressing limiting device 410, and the universality of the pressing mechanism is improved.

Preferably, a plurality of flanges 331 are disposed at intervals on the same horizontal circumference in the carrier 330, a plurality of top blocks 422 are disposed at intervals on the same horizontal circumference at the top of the second pressing member 421, and the positions of the top blocks 422 and the flanges 331 are staggered, so that the top blocks 422 can penetrate through the gap between two adjacent flanges 331 and lift the substrate 12 when driven by the second pressing member 421. The engagement of the flange 331 with the top block 422 not only reliably supports the substrate, but also lifts the substrate, both actions being non-interfering.

Further, a shell caching station is arranged on the caching line 250 and located in an annular space enclosed by the conveying tracks, the clamping plate 244 with the shells grabbed can be transplanted to the position right above the shell caching station through the first XY-axis module 241, the clamping plate 244 is loosened through the first air cylinder 243, the shells are descended to a conveying belt of the shell caching station, then the shells on the conveying belt are sequenced in the uniform direction, and the shells are conveyed to one side of the final feeding device 260 through the conveying belt. And a conveyor belt of the shell caching station is arranged along the X-axis direction.

As shown in fig. 5 and 6, the final feeding device 260 includes a second XY axis module 261 and a variable-pitch gripping assembly 262 mounted on the second XY axis module 261, the second XY axis module 261 can move the variable-pitch gripping assembly 262 in an XY plane, and a row of shells distributed at intervals on a conveyor belt on the shell buffer station is gripped to be directly above the shell feeding station 312. Meanwhile, the pitch-variable grabbing component 262 changes the grabbed shell pitch to be adapted to the carrier pitch on the shell feeding station 312, so that the shell can be accurately fed.

Specifically, as shown in fig. 6, the variable-pitch gripping assembly 262 includes a lifting screw 2621, a connecting plate 2622, a variable-pitch driving member 2623, a connecting rod assembly and a finger cylinder 2624, the lifting screw 2621 is installed on the X-axis module of the second XY-axis module 261, the connecting plate 2622 is vertically installed on a slide block of the lifting screw 2621, and the lifting screw 2621 can change the height of the finger cylinder 2624 so that it can clamp the shell from the conveyor belt. The variable-pitch driving piece 2623 is arranged on the connecting plate 2622 along the X-axis direction, and the variable-pitch driving piece 2623 is an electric lead screw; the connecting plate 2622 is provided with a rail stay 2625 extending in the X-axis direction, and the rail stay 2625 is provided with a linear rail 2626. The connecting rod assembly comprises a plurality of sliding seats which are adaptively arranged on the linear guide rail 2626, wherein one sliding seat at the extreme end is a fixed sliding seat 2627 which is fixedly arranged on the linear guide rail 2626, the other sliding seats are movable sliding seats 2628 which can slide along the linear guide rail 2626, and one movable sliding seat 2628 is fixedly connected with a sliding block of the variable-pitch driving piece 2623; two driving rods 2629 are hinged crosswise on each slide, and the ends of the adjacent driving rods 2629 are hinged to each other. Each slide is provided with a finger cylinder 2624 for gripping the shells on the conveyor. But displacement driving piece 2623 translation rather than the slide 2628 that moves of being connected to drive other slides and move the translation along linear guide 2626, with the crossing angle between automatic change transfer bar 2629, realize the displacement control to finger cylinder 2624, make the interval of finger cylinder 2624 successively adapt to the casing interval on the conveyer belt and the carrier interval on the transfer chain.

The working process of the embodiment is as follows:

placing the tray 230 fully loaded with the housing 11 on the working magazine 210, and aligning the upper left corner of the tray 230 with the intersection of the X-axis reference 211 and the Y-axis reference 212;

starting the first XY-axis module 241, driving the clamp plate 244 of the pre-feeding device to move to a set coordinate point, driving the clamp plate 244 to clamp a row of shells by the first air cylinder 243, then lifting the clamp plate 244 by the third air cylinder 246, and transplanting the clamp plate 244 onto the conveyor belt of the cache line 250 by the first XY-axis module 241; arranging the shells on the conveyor belt, and sequencing the bulges at the tops of the shells into a uniform direction; the shell is conveyed to the lower part of a finger cylinder of the final feeding device 260 by a conveying belt;

meanwhile, another mechanical arm loads a row of substrates 12 on the carriers of the substrate loading station 311, and the conveying line 310 conveys the carriers with the substrates 12 to the shell loading station 312;

the finger cylinder 2624 is driven by the lifting screw 2621 to move downwards to grab the shell from the transmission belt, the second XY-axis module 261 is started, the finger cylinder 2624 is moved to the shell feeding station 312 of the conveying line, and in the process, the variable-pitch driving piece of the variable-pitch grabbing assembly 262 drives the finger cylinder 2624 to move horizontally to change the distance between the finger cylinder 2624 and the carrier 330 on the conveying line, so that the distance between the finger cylinder 2624 and the carrier 330 on the conveying line is matched; then, a lifting screw 2621 drives a finger cylinder 2624 to move downwards, and a row of shells are placed on a carrier of the shell feeding station 312;

the shell is conveyed to the pressing station 313 by the conveying line 310 and then stops running, the cylinder of the pressing limiting device 410 drives the first pressing piece 411 to move downwards until the first pressing piece abuts against the top of the shell, the shell 11 is limited in the height direction, and preparation is made for the pressing device 420 to press the substrate 12; the cylinder of the pressing device 420 drives the second pressing member 421 to move upward and insert into the insertion hole 333 of the carrier until the top block 422 of the pressing device penetrates through the gap of the flange 331 of the carrier to push the substrate 12 into the housing 11, so that the substrate 12 and the housing 11 are in interference fit, and the pressing assembly of the product is completed;

the conveying line 310 conveys the assembled semi-finished products to the next process: the wires on the substrate 12 are bent toward the outside of the housing, so that the bent portions thereof are tightly attached to the outer edge of the top of the housing, and then the product is taken out from the conveying line 310.

Example 2

In this embodiment, a secondary positioning device 500 for fine positioning of the carrier is added on the basis of embodiment 1, so as to ensure the pressing precision of the workpiece. As shown in fig. 8 to 10, the secondary positioning device 500 is installed at the substrate loading station 311 and the pressing station 312 of the conveying line, and includes a support frame 517, an overturning driving member 510, a rotating shaft 511, a first driving arm 512, a second driving arm 513, a connecting rod 514, a pressing plate 515 and a positioning pin 516, the support frame 517 is installed at the bottom of the frame 314 of the conveying line, the overturning driving member 510 is fixed on the support frame 517, the overturning driving member 510 is a swing rod cylinder, an output rod of the overturning driving member is hinged with the second driving arm 513, a root of the second driving arm 513 is fixedly connected to the rotating shaft 511 by a bolt lock, and the swing rod cylinder can drive the second driving arm 513 to rotate forward or backward, so as to drive the rotating shaft 511 to rotate. The root of the first transmission arm 512 is also fixed to the rotation shaft 511, the free end of the first transmission arm 512 is hinged to the connecting rod 514, the other end of the connecting rod 514 is hinged to the pressing plate 515, and in the initial state, an included angle is formed between the first transmission arm 512 and the connecting rod 514. The bottom of the pressure plate 515 is fixedly connected with a positioning pin 516, the conveying plate 315 is provided with a pin hole 317 matched with the diameter of the positioning pin 516, and the positioning pin 516 can be inserted into the pin hole 317 closest to the positioning pin, so that the position of the conveying plate 315 is slightly corrected to ensure the pressing precision.

Before the conveying plate 315 moves, the overturning driving element 510 drives the rotating shaft 511 to rotate clockwise, and the rotating shaft 511 drives the first driving arm 512 to rotate relative to the connecting rod 514, so that the included angle between the first driving arm 512 and the connecting rod 514 is enlarged, the pressing plate 515 is lifted, the positioning pin 516 is separated from the pin hole 317 of the pressing plate, and the conveying plate can move smoothly; after the transportation plate 315 carrying the substrate 12 and the housing 11 moves to the bonding station 313 and stops moving, the turnover driving element 510 drives the rotation shaft 511 to rotate reversely, accordingly, the included angle between the first driving arm 512 and the connecting rod 514 decreases, the positioning pin 516 descends and is inserted into the corresponding pin hole 317, and secondary fine positioning is performed on the transportation plate 315 to prevent the carrier from deviating from the target coordinate.

As shown in fig. 10, two hydraulic buffers 518 are oppositely mounted on the supporting frame 517, the free end of the second transmission arm 513 is located between the two hydraulic buffers 518, and when the second transmission arm 513 rotates forward and backward to a proper position, the two hydraulic buffers 518 are alternately flexibly abutted, so that the shaking of the second transmission arm 513 is reduced.

At least two guide tubes 519 are installed on the frame body 314 along the vertical direction, guide posts 520 matched with inner holes of the guide tubes 519 are installed on the pressing plate 515, and in the process that the pressing plate 515 moves up and down, the guide posts 520 are always inserted into the guide tubes 519 to guide the movement of the pressing plate 515.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The press-mounting machine for the light-emitting device is characterized by comprising a shell feeding mechanism, a circulating conveying mechanism and a top pressing mechanism;

2. The press-mounting machine for light-emitting devices according to claim 1, wherein the conveyor line includes a frame body, an annular conveyor rail is provided on the frame body, a plurality of conveyor plates moved by the driving device are slidably mounted in the conveyor rail, and the carriers are fixedly mounted on the conveyor plates; the conveying plates are all arranged on a belt; the driving device comprises a driving motor and a belt pulley arranged on an output shaft of the driving motor, and the belt pulley is meshed with the belt to drive the belt to run.

3. The press-mounting machine for light-emitting devices according to claim 2, wherein the circulating conveying mechanism further comprises a secondary positioning device for fine positioning of the carrier, the secondary positioning device being mounted at the press-mounting station of the conveying line; the secondary positioning device comprises an overturning driving piece, a rotating shaft, a first transmission arm, a connecting rod, a pressing plate and a positioning pin, wherein the overturning driving piece is installed on the frame body, the overturning driving piece is connected in a transmission mode, the rotating shaft rotates, the root of the first transmission arm is fixedly connected to the rotating shaft, the free end of the first transmission arm is hinged to the connecting rod, the other end of the connecting rod is hinged to the pressing plate, the bottom of the pressing plate is fixedly connected to the positioning pin, the conveying plate is provided with a pin hole matched with the diameter of the positioning pin, and the overturning driving piece can change the height of the positioning pin so that the positioning pin can be inserted into the pin hole closest to the positioning pin.

4. The press-fitting machine for light-emitting devices according to claim 3, wherein the turning driving member is a swing rod cylinder, an output rod of the swing rod cylinder is hinged to a second transmission arm, the swing rod cylinder can drive the second transmission arm to rotate forward or backward, and the root of the second transmission arm is fixedly connected to the rotating shaft.

5. The press-mounting machine for light-emitting devices according to claim 4, wherein a support frame is installed at the bottom of the frame body, and the turnover driving member is fixed on the support frame; the supporting frame is oppositely provided with two hydraulic buffers, the free end of the second transmission arm is positioned between the two hydraulic buffers, and the second transmission arm is alternatively abutted against the two hydraulic buffers when rotating forwards and reversely to the right position.

6. The press-mounting machine for light-emitting devices according to claim 3, wherein at least two guide tubes are vertically installed on the frame body, guide posts adapted to inner holes of the guide tubes are installed on the pressing plate, the guide posts are inserted into the guide tubes, and the guide posts guide the pressing plate during the lifting and lowering of the pressing plate.

7. The bonding machine for light emitting devices according to claim 1, wherein a plurality of the flanges are disposed at intervals on a same horizontal circumference in the carrier, a plurality of the top blocks are disposed at intervals on a same horizontal circumference on a top of the second bonding member, and the top blocks can push up the substrate after passing through a gap between two adjacent flanges.

8. The press-mounting machine for light-emitting devices according to claim 2, wherein the manipulator of the pre-loading device is mounted on the first XY-axis module, the manipulator of the pre-loading device comprises a support plate, a housing grabbing assembly and a tray sucking assembly, the housing grabbing assembly is mounted on the support plate and comprises a first air cylinder and a clamping plate driven by the first air cylinder to open and close, and a row of clamping grooves for clamping the housing is formed in the clamping plate; the tray suction assembly comprises a second cylinder and a sucker installed on the output end of the second cylinder, the second cylinder can lift the sucker, the sucker is connected with a negative pressure generator, and the first XY-axis module can transplant the sucker adsorbing an empty tray to a position right above an empty tray magazine.

9. The bonding press of claim 8, wherein the cache line is located in an annular space enclosed by the conveying rails, and the first XY-axis module can move the clamping plate with the shell to a position right above the cache line; and the buffer line is provided with a conveyor belt for conveying the shell to one side of the final feeding device.

10. The press-mounting machine for light-emitting devices according to claim 9, wherein the final feeding device comprises a second XY-axis module and a variable-pitch grabbing assembly mounted on the second XY-axis module, the variable-pitch grabbing assembly is used for grabbing a row of shells distributed at intervals on the conveyor belt to a shell feeding station of the conveyor line and changing the distance between the grabbed shells to be matched with the carrier distance on the shell feeding station; the second XY axis module is used for moving the variable-pitch grabbing component to be right above the cache line.

11. The press-mounting machine for light-emitting devices according to claim 10, wherein the pitch-variable grasping assembly comprises a lifting screw, a connecting plate, a pitch-variable driving member, a connecting rod assembly and a finger cylinder, the lifting screw is mounted on the X-axis module of the second XY-axis module, the connecting plate is vertically mounted on a slide block of the lifting screw, and the lifting screw is used for changing the height of the finger cylinder; the variable-pitch driving piece is arranged on the connecting plate along the X-axis direction, the connecting rod assembly comprises a plurality of sliding seats, and each sliding seat is provided with a finger cylinder for clamping the shell; one sliding seat at the extreme end is a fixed sliding seat fixed relative to the connecting plate, the other sliding seats are movable sliding seats capable of horizontally sliding, and one movable sliding seat is fixedly connected with the sliding block of the variable-pitch driving piece; two transmission rods are hinged on each sliding seat in a crossed mode, and the end parts of the adjacent transmission rods are also hinged with each other.

12. The press-fitting machine for light-emitting devices according to claim 11, wherein a rail stay extending in the X-axis direction is provided on the connecting plate, and a linear rail is mounted on the rail stay; each movable sliding seat is adaptively installed on the linear guide rail, and the linear guide rail is used for guiding the translation of the movable sliding seat.