CN210548694U - LED (light-emitting diode) welding device - Google Patents

Abstract

The utility model discloses a LED welding set, including workstation and fixed unit, the workstation: the upper surface middle part of workstation is fixed with first fixed column, the upper surface of first fixed column rotates and is connected with first rotation post, the upper surface of first rotation post is fixed with the fixed plate, the upper surface middle part of fixed plate is fixed with PCB and places the board, the upper surface on workstation right side is fixed with L type mount, the left bottom of L type mount horizontal end is fixed with the second fixed column, the bottom of second fixed column rotates and is connected with the second and rotates the post, and the second rotates the post and corresponds the setting with first rotation post, the bottom mounting that the post was rotated to the second has first electric telescopic handle, first electric telescopic handle's bottom mounting has the fixed block, fixed unit: the fixing unit comprises a sliding rail, a sliding block, a clamping block, a fixing groove, a rack, a fixing shaft and a limiting block.

Description

LED (light-emitting diode) welding device

Technical Field

The utility model relates to an electronic component welding technical field specifically is a LED welding set.

Background

The LED is made of gallium (Ga), Arsenic (AS) and phosphorus (P) compounds, when electrons and holes are compounded, visible light can be radiated, so that the LED can be made into the LED, the LED can be used AS an indicator lamp in circuits and instruments, or can form character or digital display, the LED is one of semiconductor diodes, electric energy can be converted into light energy, the LED is often abbreviated AS LED, the LED is used AS a conduction element and is widely applied to various PCB circuits, the existing welding of the LED needs to insert a lead frame of the LED into a lead through hole on a welding station of the LED of a PCB, then the LED needs to be manually welded, when the other side needs to be welded, the LED needs to be reversely fixed, thus the thicknesses of two times of welding are different, the welding quality is influenced, and the existing fixed PCB and the LED are fixed by lead blocks, however, the PCB is easily damaged by the pin blocks, so that the welding quality is influenced, only one pin block can be welded during manual welding, and the welding efficiency is low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a LED welding set, easy operation, degree of automation are high, production efficiency is high, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an LED welding device comprises a workbench and a fixing unit;

a workbench: a first fixing column is fixed in the middle of the upper surface of the workbench, the upper surface of the first fixing column is rotatably connected with a first rotating column, a fixing plate is fixed on the upper surface of the first rotating column, a PCB placing plate is fixed in the middle of the upper surface of the fixing plate, an L-shaped fixing frame is fixed on the upper surface of the right side of the workbench, a second fixing column is fixed at the bottom of the left side of the horizontal end of the L-shaped fixing frame, a second rotating column is rotatably connected with the bottom of the second fixing column, the second rotating column is arranged corresponding to the first rotating column, a first electric telescopic rod is fixed at the bottom end of the second rotating column, a fixing block is fixed at the bottom end of the first electric telescopic rod, and an LED placing hole is formed in the bottom end of the fixing block;

a fixing unit: the fixing unit comprises slide rails, a slide block, clamping blocks, fixing grooves, racks, a fixing shaft and a limiting block, wherein the four slide rails are fixed on the upper surface of the fixing plate, the slide block is connected in a sliding groove in the side surface of each slide rail in a sliding mode, the clamping blocks are fixed on the upper surface of the slide block respectively, the fixing shaft is fixed on the inner sides of the clamping blocks, the limiting block is connected to the side surface of the fixing shaft in a rotating mode, the fixing grooves are fixed on the inner sides of the slide blocks respectively and are located on the front side and the rear side of the PCB placing plate, the racks are arranged in the fixing grooves respectively;

place PCB circuit board on PCB places the board, through the slider that slides, the stopper slides in the rack side round the fixed axle, and when the intermediate layer of clamp splice pressed from both sides the side of tight PCB circuit board, the bottom and the rack joint of stopper to press from both sides tight PCB circuit board.

Wherein, still include singlechip, mount, second electric telescopic handle, dead lever and welding needle, the last fixed surface of workstation front side has the singlechip, the left last fixed surface of workstation has the mount, the right side of mount is fixed with second electric telescopic handle, second electric telescopic handle's flexible end is fixed with the dead lever, the inside welding needle that is fixed with in right side of dead lever, external power source's output is connected to the input electricity of singlechip, second electric telescopic handle's input electricity is connected to the output electricity of singlechip

Further, still include servo motor, first gear and second gear, the upper surface middle part of workstation is fixed with servo motor, servo motor's output shaft is fixed with first gear, the bottom side of first rotation post is fixed with the second gear, second gear and first gear engagement, the output of singlechip is connected to servo motor's input electricity, and after one side welding to LED emitting diode was accomplished, through servo motor rotation, drive first gear and second gear rotation to drive first rotation post and second and rotate the post jointly, rotate the post and rotate until first rotation post and second, through the extension of second electric telescopic handle, make dead lever and welding needle reach LED emitting diode's bottom, weld LED emitting diode.

Further, still include the fourth fixed column, the inboard of clamp splice is fixed with the fourth fixed column, and the fixed column is used for fixed clamp splice, prevents that the clamp splice from moving about.

Furthermore, still include the limiting plate, the front and back both sides of fixed plate are fixed with the limiting plate respectively, and the limiting plate prevents that the slider from dropping when sliding to the slide rail side.

The LED light-emitting diode fixing device is characterized by further comprising connecting columns, third fixing columns, movable sleeves and limiting rods, the connecting columns are fixed on the periphery of the bottom of the fixing block respectively, the two third fixing columns are fixed at the bottom of the connecting columns, the two movable sleeves are movably connected to the side faces of the third fixing columns, the two limiting rods are fixed on the side faces of the movable sleeves, and when the tops of the LED light-emitting diodes are fixed in the LED light-emitting diode placing holes, the movable sleeves slide on the side faces of the third fixing columns through moving the limiting rods until the side faces of the limiting rods are in contact with the side faces of the LED light-emitting diodes.

Compared with the prior art, the beneficial effects of the utility model are that: this LED welding set has following benefit:

1. the PCB is placed on the PCB placing plate, the limiting block slides on the side face of the rack around the fixed shaft through the sliding block, when the interlayer of the clamping block clamps the side edge of the PCB, the bottom end of the limiting block is clamped with the rack, so that the PCB is clamped, the manual clamping mode of the PCB is simple to operate and more reliable than the pin block clamping mode, the PCB is prevented from being damaged during clamping, and the welding quality is higher;

2. after one side of the LED is welded, the servo motor rotates to drive the first gear and the second gear to rotate, so that the first rotating column and the second rotating column are driven to rotate together until the first rotating column and the second rotating column rotate, the fixed rod and the welding needle reach the bottom of the LED through the extension of the second electric telescopic rod, the LED is welded, and the LED is reversely fixed by rotating the rotating columns, so that time is saved and the automation degree is high compared with manual welding;

3. the holes and the welding pins are placed on the plurality of LED light-emitting diodes inside the bottom end of the fixing block, so that the plurality of LED light-emitting diodes can be welded at one time, the welding time is saved, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 4 is an enlarged schematic view of the structure at B of the present invention;

fig. 5 is a schematic structural view of the fixing block 12 of the present invention.

In the figure: 1 workbench, 2 single-chip microcomputers, 3 fixing units, 31 sliding rails, 32 sliding blocks, 33 clamping blocks, 34 fixing grooves, 35 racks, 36 fixing shafts, 37 limiting blocks, 4 first fixing columns, 5 first rotating columns, 6 fixing plates, 7 PCB placing plates, 8L-shaped fixing frames, 9 second fixing columns, 10 second rotating columns, 11 first electric telescopic rods, 12 fixing blocks, 13 connecting columns, 14 third fixing columns, 15 movable sleeves, 16 limiting rods, 17 fixing frames, 18 second electric telescopic rods, 19 fixing rods, 20 welding pins, 21 limiting plates, 22 servo motors, 23 first gears, 24 second gears, 25 LED light-emitting diode placing holes and 26 fourth fixing columns.

Detailed Description

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

Referring to fig. 1-5, the present invention provides a technical solution: an LED welding device comprises a workbench 1 and a fixing unit 3;

a workbench 1: a first fixed column 4 is fixed in the middle of the upper surface of the workbench 1, a first rotating column 5 is rotatably connected to the upper surface of the first fixed column 4, a fixed plate 6 is fixed on the upper surface of the first rotating column 5, a PCB placing plate 7 is fixed in the middle of the upper surface of the fixed plate 6, an L-shaped fixed frame 8 is fixed on the upper surface of the right side of the workbench 1, a second fixed column 9 is fixed at the bottom of the left side of the horizontal end of the L-shaped fixed frame 8, a second rotating column 10 is rotatably connected to the bottom of the second fixed column 9, the second rotating column 10 corresponds to the first rotating column 5, a first electric telescopic rod 11 is fixed at the bottom end of the second rotating column 10, a fixed block 12 is fixed at the bottom end of the first electric telescopic rod 11, an LED placing hole 25 is arranged inside the bottom end of the fixed block 12, the LED placing hole further comprises a servo motor 22, a first gear 23 and a second gear 24, a servo motor, a first gear 23 is fixed on an output shaft of a servo motor 22, a second gear 24 is fixed on the bottom end side surface of the first rotating column 5, the second gear 24 is meshed with the first gear 23, an input end of the servo motor 22 is electrically connected with an output end of the single chip microcomputer 2, after one side of the LED is welded, the servo motor 22 rotates to drive the first gear 23 and the second gear 24 to rotate, so that the first rotating column 5 and the second rotating column 10 are driven to rotate together until the first rotating column 5 and the second rotating column 10 rotate 180 degrees, through extension of the second electric telescopic rod 18, the fixed rod 19 and the welding needle 20 reach the bottom of the LED to weld the LED, and the fixing device further comprises a connecting column 13, a third fixed column 14, a movable sleeve 15 and a limiting rod 16, connecting columns 13 are respectively fixed on the periphery of the bottom of the fixed block 12, two third fixed columns 14 are fixed on the bottom of the connecting column 13, the side surface of the third fixing column 14 is movably connected with two movable sleeves 15, the side surface of each movable sleeve 15 is fixedly provided with two limiting rods 16, when the top of each LED is fixed in the LED placing hole 25, the movable sleeves 15 slide on the side surface of the third fixing column 14 by moving the limiting rods 16 until the side surface of each limiting rod 16 is contacted with the side surface of each LED; the fixing unit 3: the fixing unit 3 comprises slide rails 31, a slide block 32, clamping blocks 33, fixing grooves 34, racks 35, fixing shafts 36 and limit blocks 37, four slide rails 31 are fixed on the upper surface of the fixing plate 6, the slide blocks 32 are connected in sliding grooves in the side surfaces of the slide rails 31 in a sliding mode, the clamping blocks 33 are respectively fixed on the upper surface of the slide blocks 32, the fixing shafts 36 are fixed on the inner sides of the clamping blocks 33, the limit blocks 37 are rotatably connected on the side surfaces of the fixing shafts 36, the fixing grooves 34 are respectively fixed on the inner sides of the slide blocks 32 and are positioned on the front side and the rear side of the PCB placing plate 7, the racks 35 are respectively arranged in the fixing grooves 34, the bottoms of the limit blocks 37 are clamped in the racks 35, the PCB is placed on the PCB placing plate 7, the limit blocks 37 slide on the side surfaces of the racks 35 around the fixing shafts 36 through the sliding slide blocks 32, the PCB clamping device further comprises a fourth fixing column 26, the fourth fixing column 26 is fixed on the inner side of the clamping block 33, the fixing column 26 is used for fixing the clamping block 33 and preventing the clamping block 33 from moving left and right, the PCB clamping device further comprises a limiting plate 21, the limiting plate 21 is fixed on the front side and the rear side of the fixing plate 6 respectively, and the limiting plate 21 prevents the sliding block 32 from falling off when sliding to the side face of the sliding rail 31; wherein, still include singlechip 2, mount 17, second electric telescopic handle 18, dead lever 19 and welding needle 20, the last fixed surface of 1 front side of workstation has singlechip 2, the 1 left last fixed surface of workstation has mount 17, the right side of mount 17 is fixed with second electric telescopic handle 18, the flexible end of second electric telescopic handle 18 is fixed with dead lever 19, the inside welding needle 20 that is fixed with in right side of dead lever 19, external power source's output is connected to singlechip 2's input electricity, second electric telescopic handle 18's input is connected to singlechip 2's output electricity.

When in use: placing a PCB on the PCB placing board 7, sliding the limiting block 37 around the fixed shaft 36 to slide on the side surface of the rack 35 through the sliding slide block 32, when the interlayer of the clamping block 33 clamps the side edge of the PCB tightly, the bottom end of the limiting block 37 is clamped with the rack 35 to clamp the PCB tightly, fixing the top end of the LED in the LED placing hole 25, sliding the movable sleeve 15 on the side surface of the third fixed column 14 through moving the limiting rod 16 until the side surface of the limiting rod 16 contacts with the side surface of the LED, opening the single chip microcomputer 2, driving the fixed block 12 to move downwards through the extension of the first electric telescopic rod 11 to drive the LED to be welded to move downwards until the bottom of the LED contacts with the surface of the PCB, and enabling the fixed rod 19 and the welding pin 20 to reach the bottom of the LED through the extension of the second electric telescopic rod 18, welding LED emitting diode, after one side welding to LED emitting diode is accomplished, second electric telescopic handle 18 contracts, make welding pin 20 keep away from LED emitting diode's bottom, rotate through servo motor 22, drive first gear 23 and second gear 24 and rotate, thereby drive first rotation post 5 and second rotation post 10 and rotate jointly, rotate 180 until first rotation post 5 and second rotation post 10, rethread second electric telescopic handle 18's extension, make dead lever 19 and welding pin 20 reach LED emitting diode's bottom, weld LED emitting diode.

It is to be noted that the single chip microcomputer 2 disclosed in this embodiment may be an STC single chip microcomputer, a specific model is STC89C52RC, the first electric telescopic link 11, the second electric telescopic link 18 and the servo motor 2 may be freely configured according to an actual application scenario, the first electric telescopic link 11 and the second electric telescopic link 18 may be electric telescopic links manufactured by JINGE hardware and electromechanical limited, zhongshan city, a specific model is JINGE-1601, the servo motor 2 may be a siemens servo motor, a specific model is 1FK7042-5AK71-1DG5, preferably, a rotation speed of 3000 rpm or less, and the single chip microcomputer 2 controls the first electric telescopic link 11, the second electric telescopic link 18 and the servo motor 2 to operate by a method commonly used in the prior art.

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

Claims (5)

1. The utility model provides a LED welding set which characterized in that: comprises a workbench (1) and a fixed unit (3); table (1): a first fixing column (4) is fixed in the middle of the upper surface of the workbench (1), a first rotating column (5) is rotatably connected to the upper surface of the first fixing column (4), a fixing plate (6) is fixed on the upper surface of the first rotating column (5), a PCB placing plate (7) is fixed in the middle of the upper surface of the fixing plate (6), an L-shaped fixing frame (8) is fixed on the upper surface of the right side of the workbench (1), a second fixing column (9) is fixed at the left bottom of the horizontal end of the L-shaped fixing frame (8), a second rotating column (10) is rotatably connected to the bottom of the second fixing column (9), the second rotating column (10) is arranged corresponding to the first rotating column (5), a first electric telescopic rod (11) is fixed at the bottom of the second rotating column (10), a fixing block (12) is fixed at the bottom of the first electric telescopic rod (11), an LED placing hole (25) is formed in the bottom end of the fixing block (12); fixing unit (3): the fixing unit (3) comprises sliding rails (31), sliding blocks (32), clamping blocks (33), fixing grooves (34), racks (35), fixing shafts (36) and limiting blocks (37), the four sliding rails (31) are fixed on the upper surface of the fixing plate (6), the sliding blocks (32) are connected in sliding grooves in the side surfaces of the sliding rails (31), the clamping blocks (33) are fixed on the upper surface of the sliding blocks (32) respectively, the fixing shafts (36) are fixed on the inner sides of the clamping blocks (33), the limiting blocks (37) are rotatably connected to the side surfaces of the fixing shafts (36), the fixing grooves (34) are fixed on the inner sides of the sliding blocks (32) respectively, the fixing grooves (34) are located on the front side and the rear side of the PCB placing plate (7), the racks (35) are arranged in the fixing grooves (34) respectively, and the bottoms of the limiting blocks (37) are clamped; the welding machine further comprises a single chip microcomputer (2), a fixing frame (17), a second electric telescopic rod (18), a fixing rod (19) and a welding needle (20), the single chip microcomputer (2) is fixed on the upper surface of the front side of the workbench (1), the fixing frame (17) is fixed on the upper surface of the left side of the workbench (1), the second electric telescopic rod (18) is fixed on the right side of the fixing frame (17), the fixing rod (19) is fixed on the telescopic end of the second electric telescopic rod (18), the welding needle (20) is fixed inside the right side of the fixing rod (19), the output end of an external power source is electrically connected with the input end of the single chip microcomputer (2), and the input end of the second electric telescopic rod (18) is electrically connected with the output end of the.

2. The LED bonding apparatus of claim 1, wherein: still include servo motor (22), first gear (23) and second gear (24), the upper surface middle part of workstation (1) is fixed with servo motor (22), the output shaft of servo motor (22) is fixed with first gear (23), the bottom side of first rotation post (5) is fixed with second gear (24), second gear (24) and first gear (23) meshing, the output of singlechip (2) is connected to the input electricity of servo motor (22).

3. The LED bonding apparatus of claim 1, wherein: the clamping block further comprises a fourth fixing column (26), and the fourth fixing column (26) is fixed on the inner side of the clamping block (33).

4. The LED bonding apparatus of claim 1, wherein: the fixing plate is characterized by further comprising a limiting plate (21), wherein the limiting plate (21) is respectively fixed on the front side and the rear side of the fixing plate (6).

5. The LED bonding apparatus of claim 1, wherein: the fixing device is characterized by further comprising connecting columns (13), third fixing columns (14), movable sleeves (15) and limiting rods (16), wherein the connecting columns (13) are fixed on the periphery of the bottom of the fixing block (12) respectively, the two third fixing columns (14) are fixed at the bottom of the connecting columns (13), the two movable sleeves (15) are movably connected to the side faces of the third fixing columns (14), and the two limiting rods (16) are fixed to the side faces of the movable sleeves (15).

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