CN108908942B

CN108908942B - LED annular lamp membrane welding equipment

Info

Publication number: CN108908942B
Application number: CN201810860411.6A
Authority: CN
Inventors: 黄家旺
Original assignee: Yangzhou Natural Color Lighting Technology Co ltd
Current assignee: Yangzhou Natural Color Lighting Technology Co.,Ltd.
Priority date: 2018-08-01
Filing date: 2018-08-01
Publication date: 2020-10-16
Anticipated expiration: 2038-08-01
Also published as: CN108908942A

Abstract

An automatic welding device for a lamp film of an LED annular lamp comprises a frame 1; the electric appliance cabinet 2, the control panel 3, the characteristic mechanism 4 and the characteristic mechanism 4 are positioned at the upper part and the front part of the rack 1, and the characteristic mechanism 4 comprises three main mechanisms which are a feeding mechanism 5, a prepressing mechanism 6 and a protective film feeding and welding mechanism 7 respectively. A large amount of manual operations have been removed from to this equipment, only need the manual work put the LED annular lamp on the mould, and high accuracy, high difficult weldment work are accomplished by mechanical automation, have improved the quality of product, reduce the cost.

Description

LED annular lamp membrane welding equipment

Technical Field

The application relates to lamp film welding equipment, in particular to LED annular lamp welding lamp film welding equipment.

Background

The LED annular lamp is commonly called a light pipe, is generally used for common illumination and is widely applied to indoor environments of lamp in write buildings, markets, schools and families. Most LED annular lamps all can paste the lamp membrane and reach and improve the light dispersion, reduce energy loss and guard action, and traditional LED annular lamp pad pasting adopts the manual pad pasting on LED annular lamp, and the staff will cover the surface at LED annular lamp earlier at first, makes mistakes very easily, and the inseparable of easy cover, incomplete face, use instrument paste the lamp membrane well afterwards, and the final deburring reaches beautifully. Obvious manual welding costs a lot of manpower, takes a long time and has low efficiency, and the processing of the LED annular lamp cannot be guaranteed by speed and cannot meet the requirement of quantity.

Disclosure of Invention

One of the purpose of this application is to provide an LED annular lamp pad pasting automatic weld equipment, solves among the prior art LED annular lamp pad pasting and relies on manual pad pasting to consume a large amount of manpowers, spends a long time and the problem of inefficiency.

The second purpose of the present application is to provide a welding method based on the automatic welding equipment for the LED annular lamp film.

In order to achieve one of the above purposes, the following technical solutions are adopted in the embodiments of the present application: an automatic welding device for an LED annular lamp film comprises a rack 1, wherein the rack 1 is built by aluminum profiles, a circular hole is processed on the table top of the rack 1, a supporting leg and a pulley are arranged at the bottom of the rack, and the supporting leg and the pulley can be freely switched; the electric appliance cabinet 2 is positioned at the lower part of the rack 1, and the electric appliance cabinet 2 comprises all electric appliance elements and various control circuits; the control panel 3 is positioned on the surface of the electric appliance cabinet 2 and comprises buttons and a display, wherein the buttons comprise a starting button and an emergency stop button; the emergency stop button can be pressed when sudden problems occur, so that loss is reduced; the characteristic mechanism 4 is positioned at the upper part and the front part of the rack 1, and the characteristic mechanism 4 comprises three parts, namely a feeding mechanism 5, a prepressing mechanism 6 and a protective film feeding and welding mechanism 7;

the feeding mechanism 5 is positioned at the front part of the frame 1 and comprises a linear slide rail sliding block 514 and an upper fixing plate 521, and the upper fixing plate 521 is arranged on the linear slide rail sliding block 514 in a sliding manner; a ring lamp lower die 535, the ring lamp lower die 535 being mounted on the upper fixing plate 521, a cylinder one 517, an axial end portion of the cylinder one 517 being connected to the upper fixing plate 521; the lower fixing plate 521 is pushed by the cylinder, and the lower die 535 of the ring lamp mounted on the lower fixing plate 521 is driven to move on the linear slide rail slider 514.

A pre-pressing mechanism 6; the pre-pressing mechanism 6 is positioned in the middle of the upper part of the frame 1; the device comprises an air cylinder mounting plate 616, an air cylinder III 617, a floating joint I618, an annular lamp upper die 619 and an annular lamp upper die 619, wherein the air cylinder III 617 is vertically mounted on the air cylinder mounting plate 616; the third cylinder 617 operates, and the floating joint 618 arranged at the axial end of the third cylinder 617 pushes the upper annular lamp die 619 to move downwards;

the protective film feeding and welding mechanisms 7 are provided with six same parts, are positioned at the upper part of the first rack 1 and comprise second bottom plates 740, and the second bottom plates 740 are fixed on the table top of the first rack 1; the air cylinder four 741, the air cylinder four 741 is installed on the second base plate 740; the push plate 747, the push plate 747 is connected with the shaft end part of the cylinder IV 741; oscillator welding frock 748, oscillator welding frock 748 are installed on push pedal 747. The cylinder four 741 pushes the push plate 747 to drive the vibrator welding tool 748 to move forward, so as to weld the lamp film 9 on the annular lamp.

Furthermore, the control panel (3) adopts a PLC control device, is provided with a display device and an input end, and is also provided with an emergency stop button.

The PLC control equipment has the advantages of high reliability, high anti-interference capability, small volume, light weight, low power consumption, convenience in maintenance and the like, and the operation stability of the equipment can be enhanced; the display device can display the state of the equipment in real time, is convenient to monitor, and can debug and maintain the equipment through the input end; if some unpredictable problems are met in the operation process, an operator can press the stop button in time, and loss caused by misoperation of machines or personnel is avoided.

Further, the feed mechanism 5 comprises

A first backplane 511;

the round upright columns 512 are uniformly arranged on the first bottom plate 511 in two rows;

the first upper plate 513 is arranged on the circular upright column 512;

the linear slide rail sliding blocks 514 are symmetrically arranged on two sides of the first upper plate 513 to form a pair of slide rails, and the slide rails are provided with sliding blocks;

the first air cylinder 517, wherein the first air cylinder 517 is installed on one side of the first upper plate 513;

the first push plate 515 is fixed at the shaft end part of the first cylinder 517 through a bolt;

the connecting plate 516 is fixedly connected with the first push plate 515;

the upper fixing plate 521 is provided with square notches at two ends of the upper fixing plate 521, the upper fixing plate 521 is mounted on the linear slide rail sliding block 514 through the square notches, four mounting holes are uniformly distributed on the upper fixing plate 521, and the mounting holes are respectively positioned at four corners of the upper fixing plate 521;

the first linear bearings 522 are four identical in number and are respectively installed in the four installation holes of the upper fixing plate 521;

the guide posts 523 and the guide posts 523 are four in number and are arranged in the linear bearing 522; a lower fixing plate 524, the lower fixing plate 524 being mounted at the lower end of the guide pillar 523;

the flange surface of the cylinder 525 is fixed on the upper fixing plate 521 through bolts;

the moving plate 526 is installed at the end part of the second cylinder 525; a central shaft 531, the central shaft 531 being mounted at a central position of the moving plate 526;

the four same follow-up shafts 532 are symmetrically and uniformly distributed around the central shaft 531;

the first deep groove ball bearing 533, the first deep groove ball bearing 533 is arranged at the top of the central shaft 531;

an upper end cover 534, the upper end cover 534 being located at the top end of the central shaft 531;

a ring-shaped lamp lower mold 535, and the ring-shaped lamp lower mold 535 is installed on the center shaft 531.

The first air cylinder 517 can drive the upper fixing plate 521 fixed on the linear slide rail sliding block 514 to move by pushing a first push plate 515 connected to the end of the first air cylinder 517 shaft, so as to drive the lower annular lamp die 535 to move transversely; the second cylinder 525 can drive the moving plate 526 mounted at the end of the second cylinder 525 to move up and down, and further drive the lower ring lamp mold 535 to move up and down, and the lower ring lamp mold 535 moves up and down. The LED annular lamp is manually placed on the annular lamp lower die 535, and the LED annular lamp is conveyed to a welding position through transverse movement, so that feeding is completed. Therefore, the feeding speed is greatly accelerated, the working efficiency of the equipment is improved, and higher yield is obtained.

Further, the prepressing mechanism 6 comprises

Four guide seats 611, wherein the guide seats 611 are arranged in a rectangular shape;

the first guide shafts 612 and the first guide shafts 612 are four in total and are arranged in the guide seat 611; a second upper plate 613, the second upper plate 613 is mounted on the first guide shaft 612,

four mounting holes are symmetrically arranged and processed in the middle of the second upper plate 613;

two linear bearings 614, the total number of which is four, are arranged in four mounting holes of the second upper plate 613;

a second guide shaft 615, four second guide shafts 615 in total, is arranged in the second linear bearing 614;

the cylinder mounting plate 616 is mounted at the upper end of the second guide shaft 615;

a third air cylinder 617, wherein the third air cylinder 617 is fixedly arranged on the air cylinder mounting plate 616;

a first floating joint 618, wherein the floating joint 618 is arranged at the shaft end part of the third cylinder 617;

an annular lamp upper die 619, wherein the annular lamp upper die 619 is installed at the lower end of the second guide shaft 615;

the second push plate 621 is connected with the first floating joint 618 in an embedded manner;

the connecting block 622 is fixedly connected with the second push plate 621 through a bolt and is positioned at the lower end of the push plate;

the lower block 625 is cylindrical, is positioned at the lower part of the connecting block 622 and is tightly matched with the upper annular lamp die 619;

the middle plate 623 is in a circular ring shape and is positioned between the connecting block 622 and the lower block 625;

a second deep groove ball bearing 624, wherein the second deep groove ball bearing 624 is arranged in the lower block 625;

and the lower end cover 626 is fixedly arranged at the bottom end of the connecting block 622 through bolts.

And when the air cylinder III 617 is started, the floating connector I618 connected to the three ends of the air cylinder pushes the push plate II 621 to move downwards, so that the connecting block 622 is pushed, the LED annular lamp upper die 619 moves downwards and is tightly combined with the annular lamp lower die 535, and the lower end cap 626 is sleeved in a central hole of the LED annular lamp, so that the annular lamp is fixed on the die. A prepressing mechanism 6 is arranged to compact the annular lamp, so that the LED annular lamp cannot deviate during welding, and the welding quality and the processing efficiency of equipment are improved.

Further, the prepressing mechanism 6 is provided with a mobile sensing device, and a signal receiving device is arranged on the cylinder III 617.

When the second air cylinder 525 pushes the LED annular lamp to the designated stroke height, the proximity sensor is arranged at the position and senses the workpiece, a signal is fed back to the third air cylinder 617, and the third air cylinder 617 starts to operate, so that automatic operation is realized.

Further, the protective film feeding and welding mechanism 7 comprises

The front fixing plates 711 are provided with two same front fixing plates 711, and the two same front fixing plates 711 are arranged on the round hole of the rack 1 in the same direction;

a front axle I712, wherein the front axle I712 is arranged between the front fixing plates 711 and is positioned at the upper ends of the front fixing plates 711;

a second front axle 713, wherein the second front axle 713 is arranged between the front fixing plates 711 and is positioned at the lower end of the front fixing plates 711;

the first vertical plates 721 are two same, and the first vertical plates 721 are arranged on the circular hole of the frame 1 in the same direction;

the bearing blocks 722 are two same and are arranged at the upper end of the first vertical plate 721;

the two same connecting shafts 723 are arranged on the bearing block 722;

a link head 724, the link head 724 being mounted on one end of one of the link shafts 723; can be matched with the other end;

a connecting sleeve 725;

the rotating shaft 726, the rotating shaft 726 and the connecting shaft 723 are connected together through a connecting sleeve 725;

two vertical plates 731, wherein the two vertical plates 731 are the same and are arranged on the round hole of the rack 1 in the same direction;

the first rear shaft 732 is arranged between the vertical plates 731 and is positioned at the upper end of the vertical plates 731;

the second rear shaft 733 is installed between the vertical plates 731 and is located at the lower end of the vertical plates 731;

the synchronous motor 734, the synchronous motor 734 is horizontally installed at one side of the second vertical plate 731, and the shaft of the synchronous motor 734 is connected with the first rear shaft 732 and is in a straight line;

a second bottom plate 740, wherein a groove is formed below the second bottom plate 740, and the second bottom plate 740 is fixedly arranged on the table top of the frame 1;

the air cylinder four 741, the air cylinder four 741 is installed on the second base plate 740;

the second floating joint 742 is mounted at the axial end of the fourth cylinder 741;

a third vertical plate 743, wherein the third vertical plate 743 is fixed on the second bottom plate 740;

the end plate 744 is arranged in the same direction as the vertical plate III 743 and is fixed on the bottom plate II 740;

a shaft 745; shaft 745 is fixed on vertical plate 743 and end plate 744, and is arranged horizontally;

a linear bearing three 746, the linear bearing three 746 being mounted on the shaft 745;

a third push plate 747, wherein one side of the third push plate 747 is connected with the floating joint; the other side is connected with a linear bearing III 746; and perpendicular to axis 745;

the vibrator welding tool 748 is arranged on the third push plate 747;

the oscillator head 749 and the oscillator head 749 are arranged at the front end of the oscillator welding tool 748.

The synchronous motor 734 rotates to drive the lamp film 9 on the first rear shaft 732 to rotate, the lamp film is wound on the rotating shaft 725 through the second front shaft 713 along the second rear shaft 733 and then through the first front shaft 712, the lamp film 9 is arranged in the middle of the lamp film 9, the vibrator welding tool 748 and the vibrator head 749 are arranged on the middle of the lamp film 9, the vibrator welding tool 748 is arranged on the third push plate 747, the third push plate 747 is pushed through the fourth cylinder 741, the vibrator welding tool 748 is guided to move to a specified position along the shaft 745, and the lamp film 9 is welded on the surface of the LED annular lamp 8 through the vibrator head 749; the automatic welding of the annular lamp film is realized, the traditional manual film is not needed, the mechanization and automation of film pasting are realized, and the productivity, the yield and the product quality are improved.

Further, the six protective film feeding and welding mechanisms 7 are divided into two groups, each group is formed into a semicircular shape and is uniformly arranged, and the two semicircles correspond to each other to form a circle; the protective film feeding and welding mechanism 7 in each group is connected with the connecting rod 724 in a matching way through a connecting shaft 723.

The LED annular lamp is circularly arranged, so that the LED annular lamp can be welded in all directions, the welding quality is enhanced, the welding speed is increased, and the rapid production is realized.

In order to achieve the second purpose, the application adopts a welding method based on the LED annular lamp film welding equipment, and the welding method comprises the following steps:

(1) feeding: the LED annular lamp 8 is manually placed on the annular lamp lower die 535 without errors, after the first air cylinder 517 retreats, the first air cylinder 517 drives the first push plate 515 to further drive the upper fixing plate 521 to move along the direction of the linear slide rail slider 514 to a specified stroke position, the second air cylinder 525 starts to act and moves upwards to push the moving plate 526 to move upwards, and the annular lamp lower die 535 is fixed on the moving plate 526, moves upwards along the four uniformly distributed guide columns 26 and is pushed to a specified stroke height position;

(2) pre-pressing: when the second air cylinder 525 pushes the LED annular lamp 8 to a specified stroke height, a proximity sensor arranged here senses a workpiece, then a signal is fed back to the third air cylinder 617, the third air cylinder 617 moves downwards, the upper annular lamp die 619 is pushed to move downwards through the first floating connector 618 connected to the end of the shaft, the upper annular lamp die is moved to a position right pressing the upper surface of the LED annular lamp 8, and the upper annular lamp die is sleeved in a central hole of the lower annular lamp die 618 through the lower end cover 626;

(3) welding: the synchronous motor 734 drives the first rear shaft 732 to rotate, the lamp film 9 is wound and mounted on the first rear shaft 67, the lamp film is wound on the rotating shaft 725 through the second front shaft 66 and the shaft 45 along the second rear shaft 66, a vibrator welding tool 748 and a vibrator head 749 are arranged in the middle of the lamp film 9, the vibrator welding tool 748 is mounted on the third push plate 747, the third push plate 747 is pushed through the fourth cylinder 741, the vibrator welding tool 748 moves to a specified position along the shaft 745 in a guiding mode, and the lamp film 9 is welded to the surface of the LED annular lamp 8 through the vibrator head 749;

(4) welding II: after the first welding is finished, the air cylinder four 741 retreats, the annular lamp lower die 535 rotates for a certain position, the six air cylinders four 741 in the six protective film feeding and welding mechanisms 7 simultaneously move forwards, the vibrator welding tool 748 guides and moves to a specified position along the shaft 745 again, and the lamp film 9 is welded on the surface of the LED annular lamp 8 through the vibrator head 749;

(5) discharging: after the LED annular lamp 8 is welded for one circle, the second air cylinder 525 moves downwards to a specified position, the first air cylinder 517 pushes forwards, the lower annular lamp mould 535 moves forwards to a specified stroke position, and the welded LED annular lamp 8 is manually taken out of the lower annular lamp mould 535.

By adopting the working method, a large amount of manual operation is omitted, the LED annular lamp is placed on the die only by manpower, the high-precision and high-difficulty welding work is completed by mechanical automation, the yield is improved, the quality of products is improved, and the cost is reduced.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a front view of the assembly of the present application.

Fig. 2 is a left side view of the general assembly of the present application.

Fig. 3 is a top view of the present general assembly.

Fig. 4 is a front view of the characteristic mechanism of the present application.

Fig. 5 is a left side view of the characteristic mechanism of the present application.

FIG. 6 is a top view of a characterizing mechanism of the present application

FIG. 7 is a front view of the loading mechanism of the present application.

Fig. 8 is a left side view of the loading mechanism of the present application.

Fig. 9 is a rear view of the loading mechanism of the present application.

FIG. 10 is a top view of the loading mechanism of the present application.

FIG. 11 is a cross-sectional view taken along line A-A of the loading mechanism of the present application.

Fig. 12 is a partial enlarged view of the present application B.

FIG. 13 is a loader pattern after the application has placed the ring lamps.

Fig. 14 is a front view of the pre-compression mechanism of the present application.

Fig. 15 is a top view of the preload mechanism of the present application.

Fig. 16 is a left side view of the pre-compression mechanism of the present application.

Fig. 17 is a cross-sectional view taken along line C-C of the preload mechanism of the present application.

Fig. 18 is a partial view of the preload mechanism of the present application from direction D.

Fig. 19 is a perspective view of the protective film feed welding mechanism of the present application.

Fig. 20 is a front view of the protective film feed weld mechanism of the present application.

Fig. 21 is a left side view of the present film feed welding mechanism.

Fig. 22 is a top view of the protective film feed welding mechanism of the present application.

FIG. 23 is a cross-sectional view taken along line E-E of the protective film feed weld mechanism of the present application.

FIG. 24 is a sectional view taken along line F-F of the protective film feed welding mechanism of the present application.

FIG. 25 is a front view of the welding mechanism of the present application.

FIG. 26 is a top view of the welding mechanism of the present application.

FIG. 27 is a comparison of the LED annular lamp before and after film bonding. In the attached drawings

1. Rack	2. Electrical cabinet	3. Button box
			4. Characteristic mechanism	5. Feeding mechanism	6. Prepressing mechanism
7. Protection film feeding welding mechanism	8. Ring lamp	9. Lamp film
			511. Base plate one	512. Round column	513. Upper plate 1
514. Linear slide rail slide block	515. Push plate 1	516. Connecting plate
			517. Cylinder one	521. Upper fixing plate	522. Linear bearing 1
523. Guide post	524. Lower fixing plate	525. Cylinder two
			526. Movable board	531. Center shaft	532. Follow-up shaft
533. Deep groove ball bearing 1	534. Upper end cap	535. Lower die of annular lamp
			611. Guide seat	612. Guide shaft I	613. Upper plate 2
614. Linear bearing 2	615. Guide shaft II	616 air cylinder mounting plate
			617. Cylinder III	618. Floating joint 1	619. Upper mould of annular lamp
621. Push plate 2	622. Connecting block	623. Intermediate plate
			624. Deep groove ball bearing 2	625. Lower block	626. Lower end cap
711. Front fixing plate	712. Front axle one	713. Front axle 2
			721. Vertical plate 1	722. Bearing seat	723. Connecting shaft
724. Connecting rod head	725. Connecting sleeve	726. Rotating shaft
			731. Vertical plate 2	732. Rear axle 1	733. Rear axle 2
734. Synchronous machine	740. Baseboard two	741. Cylinder four
			742. Floating joint 2	743. Vertical plate III	744. End plate
745. Shaft	746. Linear bearing III	747. Push plate III
			748. Vibrator welding tool	749. Vibrator head

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the following embodiments of the present invention are described in further detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the embodiments of the invention and are not limiting of the embodiments of the invention.

In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

As shown in fig. 1, 2 and 3, the embodiment discloses an automatic welding device for a lamp film of an LED annular lamp, which comprises a frame 1, wherein the frame 1 is built by aluminum profiles, a circular hole is processed on a table top of the frame 1 and used for fixing a mounting characteristic mechanism 5, four corners of a bottom are respectively provided with supporting legs and pulleys, and the supporting legs and the pulleys can be freely switched; the lower part of the supporting leg is provided with a wider round sole to increase the stress area and enhance the stability; the upper parts of the supporting legs are provided with threads, so that the height of the supporting legs can be freely adjusted. The electric appliance cabinet 2 is positioned at the lower part of the rack 1, and the electric appliance cabinet 2 comprises all electric appliance elements and various control circuits, so that the overhaul and wiring are convenient; the control panel 3 is positioned on the surface of the electric appliance cabinet 2 and comprises buttons and a display, wherein the buttons comprise a starting button and an emergency stop button; the emergency stop button can be pressed when sudden problems occur, so that loss is reduced; the PLC control equipment has the advantages of high reliability, high anti-interference capability, small volume, light weight, low power consumption, convenience in maintenance and the like, and the operation stability of the equipment can be enhanced; the display device can display the state of the equipment in real time, is convenient to monitor, and can debug and maintain the equipment through the input end; if some unpredictable problems are met in the operation process, an operator can press the stop button in time, and loss caused by misoperation of machines or personnel is avoided. As shown in fig. 4, 5, 6, and 7, the characteristic mechanism 4 being located at the upper part and the front part of the frame 1, the characteristic mechanism 4 including three components, namely a feeding mechanism 5, a prepressing mechanism 6, and a protective film feeding and welding mechanism 7;

in the technical scheme, the whole device is supported by the rack 1, all electrical elements and electrical circuits are stored in the electrical cabinet 2, and the control panel 3 is used for controlling, so that electrification and automation are realized; the characteristic mechanism 5 only needs to manually place the annular lamp on the annular lamp film and take the annular lamp off after being processed; the problems that the prior LED annular lamp needs manual film pasting, the efficiency is low and the quality is poor are solved; the LED annular lamp mechanical automatic film pasting device has the advantages of high efficiency, good quality, attractiveness and practicability, and greatly saves the cost.

Further, as shown in fig. 8, 9 and 10, the feeding mechanism 5 includes a first bottom plate 511; two rows of uniformly arranged round holes are processed on the first bottom plate 511, the round holes are in interference fit with the round columns 512, stability is enhanced, and the round columns 512 are uniformly arranged on the first bottom plate 511 in two rows; an upper plate I513 is arranged on the top of the round upright column 512, and the round upright column 512 supports the upper plate I513, so that the bearing capacity and the deformation resistance of the upper plate I513 are improved; an adjustable limiting screw is arranged on the first upper plate 512, the movable position of the upper fixing plate can be limited, and the feeding accuracy is improved. Linear slide rail sliding blocks 514 are arranged on two sides of the first upper plate 512, the linear slide rail sliding blocks 514 are symmetrically installed to form a pair of slide rails, and the slide rails are provided with sliding blocks; the slider cooperates with the square notch of processing at the both ends of upper fixed plate 521, and it is that upper fixed plate tightly fixes on the slider, and then moves when the slider is that upper fixed plate 521 also follows the motion.

And a first air cylinder 517 is fixedly mounted on one side of the first upper plate 512 by using bolts, the shaft end part of the first air cylinder 517 is fixedly provided with a first push plate 515 by using bolts, and the first push plate 515 is fixedly connected with a connecting plate 516. When the first air cylinder 517 moves, the first push plate 515 is driven to move, and the first push plate 515 further drives 516 to move, so that the upper fixing plate 521 is driven to move. The upper fixing plate 521 is driven by the first cylinder 517 to move freely on the linear slide rail sliding block 514.

As shown in fig. 11, 12 and 13, four mounting holes are uniformly distributed on the upper fixing plate 521, and the mounting holes are respectively located at four corners of the upper fixing plate 521; a first linear bearing 522 is installed in each of the four installation holes, four guide pillars 523 are installed on the first linear bearing 522, and a lower fixing plate 524 is installed at the lower ends of the guide pillars. The flange surface of the second cylinder 525 is fixed on the upper fixing plate 521 by bolts, so that the second cylinder 525 is firmly fixed; the end part of the shaft of the second air cylinder 525 is fixedly connected with a moving plate 526, and a central shaft 531 is arranged at the central position of the moving plate 526; four follower shafts 532 are symmetrically and uniformly distributed around the central shaft 531, and the central shaft 531 and the follower shafts 532 are equal in height. The central shaft 531 is provided with a ring-shaped lamp lower die 535, a deep groove ball bearing 533 is arranged between the central shaft 531 and the ring-shaped lamp lower die 535, and the upper end of the central shaft 531 is covered by an upper end cover 534. The lower ring lamp mold 535 is supported by a follower shaft 532 disposed so as to be horizontally disposed, and a deep groove ball bearing 533 is installed so as to allow the lower ring lamp mold 535 to be easily rotated.

After the first cylinder 517 drives the lower ring lamp mold to a specified position, the second cylinder 525 is started to move upward to push the moving plate 526 to move upward, and the lower ring lamp mold 535, because fixed on the moving plate 526, moves upward along the four evenly distributed guide posts 523 along with the moving plate and is pushed to a specified stroke position. The LED annular lamp is manually placed on the annular lamp lower die 535, and the LED annular lamp is conveyed to a welding position through transverse and longitudinal movement, so that feeding is completed. Therefore, the feeding speed is greatly accelerated, the working efficiency of the equipment is improved, and higher yield is obtained.

Further, as shown in fig. 14, 15, 16, 17, and 18, the prepressing mechanism 6 includes four guide seats 611 arranged in a rectangular shape; a first guide shaft 612 is arranged in the guide seat 611; the top end of the first guide shaft 612 is fixedly provided with a second upper plate 613, and four mounting holes are symmetrically arranged and processed in the middle of the second upper plate 613; the four linear bearings 614 are mounted, a guide shaft II 615 is mounted in each linear bearing 614, an air cylinder mounting plate 616 is mounted at the upper end of each guide shaft II 615, and an annular lamp upper die 619 is mounted at the lower end of each guide shaft II; a cylinder III 617 is fixedly arranged on the cylinder mounting plate 616, a floating joint I618 is arranged at the shaft end part of the cylinder III 617, and a push plate 621 is arranged on the floating joint 618 in a nested manner; the lower end of the push plate 621 is fixed to the connecting block 622 through a bolt. The lower block 625 is cylindrical and is positioned at the lower part of the connecting block 622 and is tightly matched with the upper annular lamp die 619; an annular middle plate 623 is arranged between the connecting block 622 and the lower block 625, and the deep groove ball bearing II 624 is arranged in the lower block 625 and is limited and clamped through the middle plate; a second deep groove ball bearing 624 is arranged between the connecting block 622 and the lower block 625, and a lower end cover 626 is arranged at the bottom end of the connecting block 622 by bolts to fix the second deep groove ball bearing 624.

Further, as shown in fig. 19, 20, 21, 22, 23, and 24, the protective film feeding and welding mechanism 7 includes two identical front fixing plates 711, which are disposed and installed on the circular holes of the frame 1 in the same direction;

the first vertical plates 721 are two same, and the first vertical plates 721 are arranged on the circular hole of the frame 1 in the same direction; bearing seats 722 are respectively machined on the first vertical plates 721 and used for mounting two connecting shafts 723; one end of one of the connecting shafts 723 is provided with a connecting rod head 724 which can be matched with the other connecting shaft;

the air cylinder four 741, the air cylinder four 741 is installed on the second base plate 740; a second floating joint 742 is mounted at the end of the shaft of the cylinder IV 741;

the vibrator welding tool 748 is arranged on the third push plate 747;

The synchronous motor 734 rotates to drive the lamp film 9 on the first rear shaft 732 to rotate, the lamp film passes through the first front shaft 712 and the second front shaft 713 in sequence along the second rear shaft 733, the lamp film 9 is wound on the rotating shaft 725, a vibrator welding tool 748 and a vibrator head 749 are arranged in the middle of the lamp film 9, the vibrator welding tool 748 is installed on the third push plate 747, the third push plate 747 is pushed through the fourth air cylinder 741, the vibrator welding tool 748 moves to a specified position along the shaft 745 in a guiding mode, and the lamp film 9 is welded to the surface of the LED annular lamp 8 through the vibrator head 749; the automatic welding of the annular lamp film is realized, the traditional manual film is not needed, the mechanization and automation of film pasting are realized, and the productivity, the yield and the product quality are improved.

Further, as shown in fig. 25 and 26, the six protective film feeding and welding mechanisms 7 are divided into two groups, each group is formed into a semicircular shape and is uniformly arranged, and the two semicircles correspond to each other to form a circle; the protective film feeding and welding mechanism 7 in each group is connected with the connecting rod 724 in a matching way through a connecting shaft 723.

A welding method based on LED annular lamp film welding equipment comprises the following steps:

(1) feeding: the equipment is inspected to have no hidden danger, the LED annular lamp 8 is manually placed on the annular lamp lower die 535 without errors, after the first air cylinder 517 retreats, the first air cylinder 517 drives the first push plate 515 to further drive the upper fixing plate 521 to move along the direction of the linear slide rail slider 514 to a specified stroke position, the second air cylinder 525 starts to act and moves upwards to push the moving plate 526 to move upwards, and the annular lamp lower die 535 is fixed on the moving plate 526, moves upwards along the four uniformly distributed guide pillars 26 and is pushed to a specified stroke height position;

By adopting the working method, a large amount of manual operation is omitted, the LED annular lamp is placed on the die only by manpower, the high-precision and high-difficulty welding work is completed by mechanical automation, the transformation and upgrading of production are realized, the yield is improved, the quality of products is also improved, the cost is reduced, and the income of enterprises is increased.

Although the illustrative embodiments of the present invention have been described above to enable those skilled in the art to understand the present invention, the present invention is not limited to the scope of the embodiments, and it is apparent to those skilled in the art that all the inventive concepts using the present invention are protected as long as they can be changed within the spirit and scope of the present invention as defined and defined by the appended claims.

Claims

1. The utility model provides a LED annular lamp membrane automatic weld equipment which characterized in that includes:

the rack (1) is built by aluminum profiles, and round holes are processed on the table top of the rack (1); the lower bottom of the frame (1) is provided with supporting legs and pulleys;

the electric appliance cabinet (2), the electric appliance cabinet (2) is positioned at the lower part of the rack (1);

a control panel (3), wherein the control panel (3) is positioned on the surface of the electric appliance cabinet (2);

a characterizing mechanism (4), said characterizing mechanism (4) being located at the upper and front part of said frame (1), said characterizing mechanism (4) comprising:

a feeding mechanism (5), the feeding mechanism (5) is positioned at the front part of the frame (1) and comprises

A linear slide rail slide block (514),

an upper fixing plate (521), wherein the upper fixing plate (521) is installed on the linear slide rail sliding block (514),

a ring-shaped lamp lower mold (535), the ring-shaped lamp lower mold (535) being mounted on the upper fixing plate (521),

a first air cylinder (517), wherein the shaft end part of the first air cylinder (517) is connected with the upper fixing plate (521);

a pre-pressing mechanism (6); the pre-pressing mechanism (6) is positioned in the middle of the upper part of the rack (1); comprises

A cylinder mounting plate (616),

a cylinder three (617), the cylinder three (617) is vertically installed on the cylinder installation plate (616),

a floating joint one (618), the floating joint one (618) is positioned at the shaft end part of the cylinder three (617),

an annular lamp upper die (619), wherein the annular lamp upper die (619) is pushed by the air cylinder III (617);

a protection film feeding welding mechanism (7), protection film feeding welding mechanism (7) are provided with the same six altogether, are located the upper portion of frame one (1), contain

A second bottom plate (740), wherein the second bottom plate (740) is fixed on the table top of the frame (1);

a cylinder four (741), the cylinder four (741) being mounted on the base plate two (740);

a third push plate (747), the third push plate (747) is connected with the shaft end part of the fourth cylinder (741),

the vibrator welding tool (748) is installed on the third push plate (747);

the front fixing plates (711) are provided with two same front fixing plates (711), and the two same front fixing plates (711) are arranged on the round hole of the rack (1) in the same direction;

a front axle I (712), the front axle I (712) is installed between the front fixing plates (711) and is positioned at the upper end of the front fixing plates (711);

a second front axle (713), wherein the second front axle (713) is arranged between the front fixing plates (711) and is positioned at the lower end of the front fixing plates (711);

the first vertical plate (721) is provided with two same vertical plates (721), and the two same vertical plates (721) are arranged on a circular hole of the rack (1) in the same direction;

the two identical bearing blocks (722) are arranged on the upper end of the first vertical plate (721);

the two same connecting shafts (723) are respectively arranged in the bearing seats (722);

a connecting rod head (724), wherein the connecting rod head (724) is installed at one end of one of the connecting shafts (723); can be matched with the other end;

a coupling sleeve (725);

a rotating shaft (726), the rotating shaft (726) and the connecting shaft (723) are connected together through the connecting sleeve (725);

the two vertical plates (731) are the same, and are arranged on the round hole of the rack (1) in the same direction;

a first rear shaft (732), wherein the first rear shaft (732) is installed between the second vertical plates (731) and is positioned at the upper ends of the second vertical plates (731);

a second rear shaft (733), wherein the second rear shaft (733) is arranged between the second vertical plates (731) and is positioned at the lower ends of the second vertical plates (731);

the synchronous motor (734), the synchronous motor (734) is horizontally installed on one side of the second vertical plate (731), and the shaft of the synchronous motor (734) is connected with the first rear shaft (732) and is in a straight line;

a second bottom plate (740), a groove is processed below the second bottom plate (740), and the second bottom plate (740) is fixedly installed on the table top of the machine frame (1);

a second floating joint (742), wherein the second floating joint (742) is installed at the shaft end part of the fourth cylinder (741);

a third vertical plate (743), wherein the third vertical plate (743) is fixed on the second bottom plate (740);

the end plate (744) is arranged in the same direction as the vertical plate III (743) and is fixed on the bottom plate II (740);

a shaft (745); the shaft (745) is fixed on the vertical plate three (743) and the end plate (744) and is arranged horizontally;

a linear bearing three (746), the linear bearing three (746) being mounted on the shaft (745);

a third push plate (747), one side of the third push plate (747) is connected with the first floating joint (618); the other side of the linear bearing is connected with a third linear bearing (746); and perpendicular to the axis (745);

the vibrator welding tool (748) is installed on the third push plate (747);

the oscillator head (749), the oscillator head (749) is installed at the front end of the oscillator welding tool (748).

2. The automatic welding device for the LED annular lamp films as claimed in claim 1, wherein the device adopts a PLC control device, is provided with a display device and an input end, and is further provided with an emergency stop button.

3. The automatic welding equipment for the LED annular lamp film according to claim 1, wherein the feeding mechanism (5) comprises:

a first base plate (511),

the round vertical columns (512), the round vertical columns (512) are uniformly arranged on the first bottom plate (511) in two rows;

an upper plate I (513), wherein the upper plate I (513) is arranged on the round upright post (512);

the linear sliding rail sliding blocks (514) are symmetrically arranged on two sides of the first upper plate (513) to form a pair of sliding rails, and the sliding rails are provided with sliding blocks;

a first cylinder (517), wherein the first cylinder (517) is arranged on one side of the first upper plate (513);

the first push plate (515), the first push plate (515) is fixed at the shaft end part of the first cylinder (517) through a bolt;

the connecting plate (516) is fixedly connected with the first push plate (515);

the upper fixing plate (521) is provided with square notches at two ends of the upper fixing plate (521), the upper fixing plate is mounted on the linear slide rail sliding block (514) through the square notches, four mounting holes are uniformly distributed on the upper fixing plate (521), and the mounting holes are respectively positioned at four corners of the upper fixing plate (521);

a first linear bearing (522), wherein the first linear bearing (522) has four same parts and is respectively installed in four installation holes of the upper fixing plate (521);

a guide post (523), the guide posts (523) share four same posts, and are installed in the linear bearing I (522);

a lower fixing plate (524), wherein the lower fixing plate (524) is installed at the lower end of the guide pillar (523);

the flange surface of the second air cylinder (525) is fixed on the upper fixing plate (521) through bolts;

a moving plate (526), wherein the moving plate (526) is arranged at the axial end part of the second air cylinder (525);

a central shaft (531), wherein the central shaft (531) is arranged at the central position of the moving plate (526);

the four follow-up shafts (532) are the same and are symmetrically and uniformly distributed around the central shaft (531);

a first deep groove ball bearing (533), the first deep groove ball bearing (533) being mounted on top of the central shaft (531);

an upper end cap (534), said upper end cap (534) being located at the top end of said central shaft (531);

a ring-shaped lamp lower die (535), the ring-shaped lamp lower die (535) being mounted on the central shaft (531).

4. The automatic welding equipment for the LED annular lamp film according to claim 1, wherein the pre-pressing mechanism (6) comprises:

the guide bases (611) are four in number and are arranged in a rectangular shape;

a first guide shaft (612), wherein the number of the first guide shafts (612) is four, and the first guide shafts (612) are arranged in the guide seat (611);

a second upper plate (613), wherein the second upper plate (613) is mounted on the first guide shaft (612), and four mounting holes are symmetrically arranged and machined in the middle of the second upper plate (613);

a second linear bearing (614), four linear bearings (614) are mounted in the four mounting holes of the second upper plate (613);

a second guide shaft (615), four in total, installed in the second linear bearing (614);

the air cylinder mounting plate (616) is mounted at the upper end of the second guide shaft (615);

a third air cylinder (617), wherein the third air cylinder (617) is fixedly arranged on the air cylinder mounting plate (616);

a floating joint one (618), the floating joint one (618) is installed at the shaft end part of the cylinder three (617);

an annular lamp upper die (619), wherein the annular lamp upper die (619) is mounted at the lower end of the second guide shaft (615);

a second push plate (621), wherein the second push plate (621) is connected with the first floating joint (618) in an embedded manner;

the connecting block (622) is fixedly connected with the second push plate (621) through a bolt and is positioned at the lower end of the push plate;

the lower block (625) is cylindrical and is positioned at the lower part of the connecting block (622) and is tightly matched with the annular lamp upper die (619);

an intermediate plate (623), the intermediate plate (623) being annular and located between the connecting block (622) and the lower block (625);

a second deep groove ball bearing (624), the second deep groove ball bearing (624) being mounted in the lower block (625);

a lower end cover (626), wherein the lower end cover (626) is fixedly arranged at the bottom end of the connecting block (622) through bolts.

5. The automatic welding equipment for the LED annular lamp membranes as claimed in claim 4, wherein the pre-pressing mechanism (6) is provided with a moving sensing device, and a signal receiving device is arranged on the cylinder III (617).

6. The automatic welding equipment for the LED annular lamp films according to claim 1, wherein the six protective film feeding and welding mechanisms (7) are divided into two groups, each group is formed into a semicircular shape and is uniformly arranged, and the two semicircles correspond to each other to form a circular shape; the protective film feeding and welding mechanisms (7) in each group are connected with the connecting rod heads (724) in a matched mode through the connecting shafts (723).