CN210040843U

CN210040843U - LED welding terminal crimping machine

Info

Publication number: CN210040843U
Application number: CN201921085385.0U
Authority: CN
Inventors: 吴志浩
Original assignee: TAIZHOU HAORAN MACHINERY MANUFACTURING Co Ltd
Current assignee: TAIZHOU HAORAN MACHINERY MANUFACTURING Co Ltd
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-02-07
Anticipated expiration: 2029-07-11

Abstract

The utility model provides a machine is pressed to LED welded terminal belongs to mechanical technical field. The problem that full-automatic production cannot be achieved by the existing terminal crimping machine stranded wire is solved. This LED welded terminal crimping machine, which comprises a frame, be provided with the decollator main rotary table in the frame, send the wire device, terminal stamping device, send bubble device and stranded conductor device, terminal stamping device is used for the end connection terminal at the wire, send and be provided with cutting wire mechanism one between wire device and the decollator main rotary table, send the bubble device including setting up in the frame and the vice carousel of intermittent type pivoted decollator, be provided with bubble line welding mechanism between vice carousel of decollator and the decollator main rotary table, it can realize the automatic of wire and terminal and LED bulb and be connected, can also realize automatic stranded conductor operation simultaneously, high and the finished product production is effectual.

Description

LED welding terminal crimping machine

Technical Field

The utility model belongs to the technical field of machinery, a welding machine, especially a machine is pressed to LED welding terminal is related to.

Background

The LED bulb, especially the rice bulb lamp, includes the lamp body and two bulb feet that link to each other, the bulb feet are used for connecting the wire, after they connect two wires that the length is relatively longer, will cause the wire to be in disorder and interfere each other, influence the use, therefore need to carry on the stranded conductor to two wires, the prior art can only go on by manpower, not only easily cause the stranded conductor to loosen and come off and rule differently; especially, after the other end of the wire is connected with the terminal, the manual wire stranding is more inconvenient, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having above-mentioned problem to current technique, provided a LED welded terminal crimping machine, the technical problem that it will solve is how to improve the wire of taking the terminal and the welding and the stranded conductor efficiency and the effect of LED bulb.

The purpose of the utility model can be realized by the following technical proposal: an LED welding terminal pressing machine comprises a frame, wherein a splitter main rotary disc capable of rotating intermittently is arranged on the frame, it is characterized in that the stranded wire welding machine also comprises a wire feeding device, a terminal stamping device, a bubble feeding device and a stranded wire device which are arranged on the periphery of the splitter main turntable, the terminal stamping device is used for connecting terminals at the end parts of wires, a first wire cutting and stripping mechanism is arranged between the wire feeding device and the splitter main turntable, and the wire feeding device is used for transferring the cut and stripped wires between the terminal stamping device and the splitter main turntable, the bulb feeding device comprises a divider auxiliary turntable which is arranged on the rack and can rotate intermittently, a bulb wire welding mechanism for welding the LED bulb and the lead is arranged between the divider auxiliary turntable and the divider main turntable, and the wire twisting device is used for twisting the lead and discharging the lead.

In foretell LED welded terminal crimping machine, send the wire device including sending line subassembly and rotatory slide rail set spare, rotatory slide rail set spare is including sending line rotating electrical machines, sending line sliding electrical machines, sending the line seat, sending the line and taking the tooth draw runner, sending the line slide rail seat, send the line seat to link firmly on sending the line and taking the tooth draw runner, send the line and take the tooth draw runner and send line sliding electrical machines to link to each other and sliding connection on sending the line slide rail seat, send the line slide rail seat and send line rotating electrical machines to link to each other and rotate and connect in the frame, send the line subassembly to link firmly on sending the line seat.

In the LED welding terminal crimping machine, the wire feeding assembly comprises a wire feeding nozzle, a wire feeding motor, a wire feeding main roller, a wire feeding auxiliary roller and a wire feeding pressing strip assembly, the wire feeding pressing strip assembly comprises a wire feeding upper pressing strip and a wire feeding lower pressing strip, two wire guiding pipes for two wires to pass through simultaneously are clamped between the wire feeding upper pressing strip and the wire feeding lower pressing strip, wire outlets of the wire guiding pipes and wire inlets of the wire feeding nozzle face a gap between the wire feeding main roller and the wire feeding auxiliary roller, the wire feeding main roller is connected to a motor shaft of the wire feeding motor, and the wire feeding auxiliary roller is connected with a wire guiding wheel pressing rod.

In the LED welding terminal crimping machine, the wire twisting device comprises a wire twisting fixing seat, a wire twisting sliding motor, a dragging plate, a moving slide block, a screw rod, a clamp rotating shaft, a rotating shaft fixing seat, a wire twisting rotating motor, a wire twisting clamp cylinder I, a clamp ejector rod, a wire twisting clamp I, a wire twisting clamp cylinder II, a wire twisting clamp II, a wire twisting guide rail seat and a wire twisting lifting cylinder, wherein the dragging plate is provided with a horizontally arranged chute, the moving slide block is connected in the chute in a sliding manner, the moving slide block is screwed on the screw rod, the rotating shaft fixing seat is fixedly connected with the moving slide block, the clamp rotating shaft is inserted in the rotating shaft fixing seat, a rotating bearing I is arranged between the clamp rotating shaft and the rotating shaft fixing seat, the wire twisting clamp I is arranged on the clamp rotating shaft, the wire twisting clamp I is driven by the wire twisting clamp cylinder, the two stranded wire clamp cylinders are connected to the stranded wire guide rail seat in a sliding mode through cylinder connecting plates and stranded wire sliding blocks, the cylinder connecting plates are fixedly connected with the stranded wire sliding blocks, piston rods of the stranded wire lifting cylinders are connected with the cylinder connecting plates or the stranded wire sliding blocks, and the two stranded wire clamps are driven by the two stranded wire clamp cylinders to be opened and closed.

In the LED welding terminal crimping machine, one of the wire cutting and stripping mechanisms comprises an upper cutter, a lower cutter, an upper cutter frame, a lower cutter frame, a slider guide rail seat, an upper cutter slider and a lower cutter slider, wherein the upper cutter frame is connected with the upper cutter slider, the lower cutter frame is connected with the lower cutter slider, the upper cutter slider and the lower cutter slider are vertically and slidably connected onto the slider guide rail seat, a rotating connecting block is connected between the upper cutter slider and the lower cutter slider, the middle part of the rotating connecting block is hinged onto the slider guide rail seat, the lower cutter slider or the upper cutter slider is connected with a driving part, a through hole is formed in the lower cutter frame, an air suction pipe is connected to the bottom surface of the lower cutter frame, the air suction pipe is connected with the through hole, the through hole is located below the upper cutter and the lower cutter, and a cutter cylinder for driving the upper cutter and the lower cutter to open.

In the LED welding terminal crimping machine, the bubble feeding device comprises a bubble transferring mechanism arranged on the periphery of the auxiliary turntable of the splitter, the bubble transferring mechanism comprises a bubble transferring support, a bubble transferring bearing guide plate, a bubble transferring slide block guide rail seat, a bubble transferring guide rail, a bubble transferring clamp, a bubble transferring rotating shaft, a bubble transferring bearing seat, a bubble transferring opening clamp ejector rod, a bubble transferring clamp seat, a bubble transferring shaft connecting block, a bubble feeding swing rod, a bubble feeding guide bearing, a bubble feeding swing plate, a bubble feeding L-shaped connecting rod and a bubble feeding angle swing seat, the bubble transferring support is fixedly connected on the frame, the bubble transferring slide block guide rail seat is fixedly connected on the bubble transferring support, the bubble transferring guide rail is slidably connected on the bubble transferring slide block guide rail seat, the bubble transferring bearing seat is vertically and fixedly connected at the front end of the bubble transferring guide rail, the bubble transferring rotating shaft is rotatably connected in the bubble transferring bearing seat, the bubble transferring clamp seat is fixedly connected on the bubble transferring rotary shaft, and the bubble transferring clamp is fixedly connected on the bubble transferring seat, the bubble inlet angle swing seat is fixedly connected to the frame, the bubble inlet L-shaped connecting rod is hinged to the bubble inlet angle swing seat, one end of the bubble inlet L-shaped connecting rod is connected with the driving piece, the bubble inlet swing plate is fixedly connected to the other end of the bubble inlet L-shaped connecting rod, the bubble rotating guide rail is further fixedly connected with a springboard, the top end of the bubble inlet swing rod is hinged to the springboard, the bubble inlet guide bearing is fixedly connected to the bottom end of the bubble inlet swing rod, the bubble inlet guide bearing is abutted to the bubble inlet swing plate in a sliding manner, the bubble rotating opening clamp ejector rod is inserted into the bubble rotating shaft in a sliding manner, one end of the bubble rotating opening clamp ejector rod is abutted to the bubble inlet swing rod, the other end of the bubble rotating clamp ejector rod is abutted to one of clamp feet of the bubble rotating clamp, the bubble rotating bearing guide plate is horizontally arranged and fixedly connected to the bubble transmitting support seat, the bubble rotating shaft connecting block is fixedly connected to the bubble rotating shaft, and the bubble, the rotating bubble shaft guide bearing is in sliding support against the wall surface of the rotating bubble bearing guide plate.

In the LED welding terminal crimping machine, the LED welding terminal crimping machine further includes a bushing feeding device for sleeving the bushing on the lead and a bushing heat-shrinking device for heat-shrinking the bushing, a heat-shrink tube cutting mechanism is disposed between the bushing feeding device and the divider main turntable, the bushing feeding device is disposed between the terminal stamping device and the bulb line welding mechanism, and the bushing heat-shrink device is disposed between the bulb line welding mechanism and the wire twisting device.

Compared with the prior art, the utility model discloses can realize that the wire is connected with the automation of terminal and LED bulb, can also realize automatic stranded conductor operation simultaneously, production efficiency is high and the finished product production is effectual.

Drawings

Fig. 1 is a diagram of a finished product to be processed by the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic structural view for connecting a wire and a terminal according to the present invention.

Fig. 4 is a schematic structural diagram of the first middle-cutting wire stripping mechanism of the present invention.

Fig. 5 is a schematic structural diagram of the bubble transferring mechanism of the present invention.

Fig. 6 is a schematic structural diagram of the wire twisting device of the present invention.

Fig. 7 is a schematic view of a partial structure of the wire twisting device of the present invention.

Fig. 8 is a partial sectional view of the wire twisting device of the present invention.

In the figure, 1, a frame; 2. a divider main turntable; 3. a wire feeding device; 301. a wire feeding rotating motor; 302. a wire feeding sliding motor; 303. a wire feeding seat; 304. the wire feeding is provided with a toothed sliding strip; 305. a wire feeding slide rail seat; 311. a lead nozzle; 312. a wire feeding motor; 313. a wire feeding main roller; 314. a wire feeding auxiliary roller; 315. pressing strips are arranged on the lead wires; 316. a lead lower pressing strip; 317. a lead tube; 318. a wire leading wheel pressure lever; 4. a terminal punching device; 5. a bubble delivery device; 501. a bubble transfer mechanism; 5011. a transfer bubble support; 5012. a rotating bubble bearing guide plate; 5013. a bubble-rotating slide block guide rail seat; 5014. a bubble rotating guide rail; 5015. rotating bubble clamp forceps; 5016. a bubble rotating shaft; 5017. a bulb rotating bearing seat; 5018. rotating the bubble opening clamp ejector rod; 5019. a bulb-rotating pincer seat; 5020. a rotating bubble shaft connecting block; 5021. a rotating bubble shaft guide bearing; 5022. a bubble inlet swing rod; 5023. a bubble inlet guide bearing; 5024. a bubble inlet swing plate; 5025. an L-shaped connecting rod for foam inlet; 5026. a bubble inlet angle swing seat; 5027. a gangboard; 502. A bubble detection mechanism; 503. a bubble rotation mechanism; 504. a foot soaking mechanism; 505. a foot cutting and soaking mechanism; 506. a foot soaking leveling mechanism; 507. a soldering flux feeding mechanism; 6. a wire stranding device; 601. a stranded wire fixing seat; 602. a stranded wire sliding motor; 603. a carriage; 604. a slider; 605. a screw; 606. a clamp rotating shaft; 607. a rotating shaft fixing seat; 608. a wire-stranding rotating motor; 609. a stranded wire clamp cylinder I; 610. a clamp mandril; 611. a first twisted wire clamp; 612. a stranded wire clamp cylinder II; 613. a second stranded wire clamp; 614. a stranded wire guide rail seat; 615. a stranded wire lifting cylinder; 616. a chute; 617. a cylinder connecting plate; 618. a stranded wire cylinder fixing plate; 619. a first stranded wire cylinder fixing seat; 620. a second stranded wire cylinder fixing seat; 621. a clamp groove; 622. a push block; 623. a belt drive structure; 624. a limiting groove; 625. rotating the first bearing; 626. rotating a second bearing; 627. a stranded wire slide block; 7. A first wire cutting and stripping mechanism; 701. an upper cutter; 702. a lower cutter; 703. an upper tool rest; 704. A lower tool rest; 705. a slider guide rail seat; 706. an upper cutter slider; 707. a lower cutter slider; 708. rotating the connecting block; 709. an air intake duct; 710. a cutter cylinder; 8. a divider auxiliary turntable; 9. a bubble line welding mechanism; 10. a cannula feed device; 11. a bushing heat-shrinkable device; 12. a heat shrink tube cutting mechanism; 13. an LED bulb; 14. a heat-shrinkable wire; 15. a terminal; 16. a sleeve.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Referring to fig. 1, a diagram of a finished product of a product to be produced in this embodiment is shown, the electronic product includes an LED bulb 13, two leads 14, a terminal 15 and a heat-shrinkable sleeve 16, wherein two bulb pins of the LED bulb 13 are respectively welded to one ends of the two leads 14, the heat-shrinkable sleeve 16 is sleeved on the welded portion, the other ends of the two leads 14 are respectively connected to the terminal 15, and the middle portions of the two leads 14 are mutually wound together.

Referring to fig. 2, the LED soldering terminal crimping machine for manufacturing the electronic product in this embodiment includes a frame 1, a splitter main turntable 2 capable of rotating intermittently is disposed on the frame 1, a main clamp of the splitter main turntable 2 includes two main clamp legs capable of opening and clamping simultaneously, and a clamping block is disposed between the two main clamp legs and capable of clamping two wires 14 simultaneously. The outer periphery of the splitter main rotary table 2 is sequentially provided with a wire feeding device 3, a terminal stamping device 4, a bulb feeding device 5 and a wire stranding device 6, the terminal stamping device 4 comprises a terminal stamping machine and is used for connecting a terminal 15 at the end part of a wire 14, a wire cutting and stripping mechanism 7 is arranged between the wire feeding device 3 and the splitter main rotary table 2, the wire feeding device 3 is used for transferring the cut and stripped wire 14 between the terminal stamping device 4 and the splitter main rotary table 2, the bulb feeding device 5 comprises a splitter auxiliary rotary table 8 which is arranged on the rack 1 and can rotate intermittently, a bulb welding mechanism 9 used for welding an LED bulb 13 and the wire 14 is arranged between the splitter auxiliary rotary table 8 and the splitter main rotary table 2, and the wire stranding device 6 is used for stranding and blanking the wire 14.

With reference to fig. 3, the wire feeding device 3 includes a wire feeding assembly and a rotary slide rail assembly, the rotary slide rail assembly includes a wire feeding rotary motor 301, a wire feeding sliding motor 302, a wire feeding base 303, a wire feeding toothed slide bar 304, and a wire feeding slide rail base 305, the wire feeding base 303 is fixedly connected to the wire feeding toothed slide bar 304, the wire feeding toothed slide bar 304 is connected to the wire feeding sliding motor 302 and slidably connected to the wire feeding slide rail base 305, and the wire feeding slide rail base 305 is connected to the wire feeding rotary motor 301 and rotatably connected to the frame 1; the wire feeding assembly is fixedly connected on the wire feeding seat 303 and comprises a wire guiding nozzle 311, a wire feeding motor 312, a wire feeding main roller 313, a wire feeding auxiliary roller 314 and a wire guiding pressing strip assembly, wherein the wire feeding motor 312 is a 200W servo motor, the wire guiding pressing strip assembly comprises a wire guiding upper pressing strip 315 and a wire guiding lower pressing strip 316, two lead tubes 317 for two leads 14 to simultaneously pass through are clamped between the lead upper pressing strip 315 and the lead lower pressing strip 316, the lead tubes 317 and the lead mouths 311 are respectively positioned at the front side and the rear side of a lead wire roller group consisting of the lead wire main roller 313 and the lead wire auxiliary roller 314, the wire outlet of the wire tube 317 and the wire inlet of the wire nozzle 311 both face the gap between the wire feeding main roller 313 and the wire feeding auxiliary roller 314, the wire feeding main roller 313 is connected to the motor shaft of the wire feeding motor 312, and the wire feeding auxiliary roller 314 is connected to a wire feeding wheel pressing rod 318 for adjusting the gap between the wire feeding auxiliary roller 314 and the wire feeding main roller 313.

With reference to fig. 4, the first wire cutting and stripping mechanism 7 includes an upper cutter 701, a lower cutter 702, an upper cutter holder 703, a lower cutter holder 704, a slider guide rail seat 705, an upper cutter slider 706 and a lower cutter slider 707, the upper cutter holder 703 is connected to the upper cutter slider 706, the lower cutter holder 704 is connected to the lower cutter slider 707, the upper cutter slider 706 and the lower cutter slider 707 are vertically and slidably connected to the slider guide rail seat 705, a rotary connection block 708 is connected between the upper cutter slider 706 and the lower cutter slider 707, the middle part of the rotary connection block 708 is hinged to the slider guide rail seat 705, the lower cutter slider 707 or the upper cutter slider 706 is connected to a driving member, the lower cutter holder 704 is provided with a through hole, the bottom surface of the lower cutter holder 704 is connected to an air suction pipe 709, the air suction pipe 709 is connected to the through hole, the through hole is located below the upper cutter 701 and the lower cutter 702, and a cutter cylinder 710 for driving.

The bulb feeding device 5 comprises a bulb feeding device 5 which is sequentially arranged on the periphery of the sub-turntable 8 of the divider, and the bulb feeding device 5 comprises a bulb transferring mechanism 501, a bulb detection mechanism 502, a bulb rotating mechanism 503, a bulb separating mechanism 504, a bulb cutting mechanism 505, a bulb leveling mechanism 506 and an upper soldering flux mechanism 507 which are arranged on the periphery of the sub-turntable 8 of the divider, wherein the bulb transferring mechanism 501 is used for rotating the LED bulb 13 which is vertically placed and is transmitted by the vibrating disc by 90 degrees, so that a bulb body of the LED bulb 13 can be horizontally placed and clamped in a sub-clamp of the sub-turntable 8 of the divider, at the moment, two bulbs of the LED bulb 13 are arranged up and down, the bulb detection mechanism 502 is used for detecting whether the LED bulb 13 is clamped in place or not and whether the two bulbs are separated from each other, the bulb rotating mechanism 503 comprises a bulb rotating clamp which is used for rotating the LED bulb 13 by 90 degrees so that the two bulbs are together located on the horizontal position, and the bulb separating mechanism 504 comprises a bulb which is The bulb pin cutting mechanism 505 is used for cutting off overlong parts of the two bulb pins from the bulb pin dividing taper rod, the bulb pin leveling mechanism 506 comprises leveling clamps used for ensuring that the two bulb pins are located on a horizontal plane together, and the soldering flux adding mechanism 507 is used for adding soldering flux on the two bulb pins to ensure that the LED bulb 13 is connected with the lead 14.

Referring to fig. 5, the foam transfer mechanism 501 includes a foam transfer support 5011, a foam transfer bearing guide plate 5012, a foam transfer slider guide rail seat 5013, a foam transfer guide rail 5014, a foam transfer clamp 5015, a foam transfer rotating shaft 5016, a foam transfer bearing 5017, a foam transfer opening clamp ejector 5018, a foam transfer clamp seat 5019, a foam transfer shaft connecting block 5020, a foam inlet swing link 5022, a foam inlet guide bearing 5023, a foam inlet swing plate 5024, a foam inlet L-shaped connecting rod 5025, a foam inlet angle swing seat 5026, a foam transfer support 5011 is fixedly connected to the frame 1, a foam transfer slider guide rail seat 5013 is fixedly connected to the foam transfer support 5011, a foam transfer guide rail 5014 is slidably connected to the foam transfer slider guide rail seat 5013 through a connecting rod assembly, a foam transfer bearing seat 5017 is vertically fixedly connected to the front end of the foam transfer guide rail 5014, a foam transfer clamp rotating shaft 5016 is rotatably connected to the foam transfer bearing 5017, a foam transfer clamp 5019 is fixedly connected to the foam transfer clamp seat 5016, a foam feeding L-shaped connecting rod 5025 is hinged on a foam feeding angle swing seat 5026, one end of the foam feeding L-shaped connecting rod 5025 is connected with a driving piece, a foam feeding swing plate 5024 is fixedly connected with the other end of the foam feeding L-shaped connecting rod 5025, a foam rotating guide rail 5014 is also fixedly connected with a springboard 5027, the top end of the foam feeding swing rod 5022 is hinged on the springboard 5027, a foam feeding guide bearing 5023 is fixedly connected with the bottom end of the foam feeding swing rod 5022, the foam feeding guide bearing 5023 is in sliding abutting against the foam feeding swing plate 5024, a foam rotating and opening clamp ejector rod 5018 is in sliding penetrating and inserting in a foam rotating shaft 5016, a reset piece is arranged between the foam rotating and opening clamp ejector rod 5018 and the foam rotating shaft 5016, one end of the foam rotating and opening clamp ejector rod 5028 abuts against the foam feeding swing rod 5022, the other end of the foam rotating and one clamp foot of the foam rotating clamp 5015 abut against, the foam rotating and opening clamp ejector rod 5012 is horizontally arranged and fixedly connected on a foam rotating support 5011, and the rotating bulb shaft connecting block 5020 is fixedly connected with a rotating bulb shaft guide bearing 5021, and the rotating bulb shaft guide bearing 5021 is in sliding abutting against the wall surface of the rotating bulb bearing guide plate 5012.

Referring to fig. 6, the wire twisting device 6 includes a wire twisting fixing seat 601, a wire twisting sliding motor 602, a dragging plate 603, a movable sliding block 604, a screw 605, a clamping rotating shaft 606, a rotating shaft fixing seat 607, a wire twisting rotating motor 608, a wire twisting clamping cylinder 609, a clamping push rod 610, a wire twisting clamp 611, a wire twisting clamp cylinder 612, a wire twisting clamp cylinder 613, a wire twisting guide rail seat 614 and a wire twisting lifting cylinder 615, the dragging plate 603 is fixedly connected to the wire twisting fixing seat 601, a horizontally arranged sliding groove 616 is formed on one side surface of the dragging plate 603, the screw 605 is arranged in the sliding groove 616, the screw 605 is connected to a motor shaft of the wire twisting sliding motor 602 through a coupling, the movable sliding block 604 is slidably connected to the sliding groove 616, the movable sliding block 604 is rotatably connected to the screw 605, the rotating shaft 607 is fixedly connected to the movable sliding block 604, the clamping rotating shaft 606 is inserted into the rotating shaft fixing, the wire-twisting rotating motor 608 is fixedly connected to the rotating shaft fixing seat 607, and the wire-twisting rotating motor 608 drives the clamp rotating shaft 606 to rotate through the belt transmission structure 623. A first stranded wire clamp 611 is arranged on the clamp rotating shaft 606, the first stranded wire clamp 611 is driven by a first stranded wire clamp cylinder 609 to perform opening and closing operation, a stranded wire lifting cylinder 615 is fixedly connected to the stranded wire fixing seat 601, a stranded wire guide rail seat 614 is positioned below the stranded wire lifting cylinder 615 and fixedly connected to the stranded wire fixing seat 601, a second stranded wire clamp cylinder 612 is slidably connected to the stranded wire guide rail seat 614 through a cylinder connecting plate 617 and a stranded wire sliding block 627, the cylinder connecting plate 617 is fixedly connected with the stranded wire sliding block 627, a piston rod of the stranded wire lifting cylinder 615 is connected with the cylinder connecting plate 617 or the stranded wire sliding block 627, and a second stranded wire clamp 613 is driven by the second stranded wire clamp; the bottom surface of the rotating shaft fixing seat 607 is fixedly connected with a stranded wire cylinder fixing plate 618, a stranded wire clamp cylinder 609 is fixedly connected to the stranded wire cylinder fixing plate 618 through a stranded wire cylinder fixing seat 619, and a stranded wire clamp cylinder 612 is fixedly connected to the stranded wire fixing seat 601 through a stranded wire cylinder fixing seat 620; the clamp rotating shaft 606 is provided with a strip-shaped clamp groove 621, the first stranded wire clamp 611 is arranged in the clamp groove 621, the bottom of the clamp groove 621 is provided with a through hole penetrating through the clamp rotating shaft 606, the through hole is positioned on the axis of the clamp rotating shaft 606, the clamp ejector rod 610 is slidably inserted in the through hole, the rear end of the clamp ejector rod 610 is connected with a piston rod of a first stranded wire clamp cylinder 609, the front end of the clamp rod is connected with the first stranded wire clamp 611 for forcing the first stranded wire clamp 611 to open and close, specifically, a push block 622 is further arranged on the connecting part of the piston rod of the first stranded wire clamp cylinder 609 and the clamp ejector rod 610, the push block 622 is slidably connected on a fixed plate 618 of the stranded wire cylinder, the push block 622 is provided with a limit groove 624 opened towards one side of the clamp ejector rod 611, the rear end of the clamp ejector rod 610 is sleeved with a second rotating bearing 626, when the clamp mandril 610 rotates along with the clamp rotating shaft 606, the piston rod of the stranded wire clamp cylinder 609 cannot be driven to rotate.

Referring to fig. 1, the LED welding terminal crimping machine further includes a bushing feeding device 10 for sleeving a bushing on the lead and a bushing heat-shrinkable device 11 for heat-shrinking the bushing, a heat-shrinkable tube cutting mechanism 12 is disposed between the bushing feeding device 10 and the divider main turntable 2, the bushing feeding device 10 is disposed between the terminal stamping device 4 and the bubble line welding mechanism 9, and the bushing heat-shrinkable device 11 is disposed between the bubble line welding mechanism 9 and the strand device 6.

The sleeve feeding device 10 comprises a roller double-sleeve feeding mechanism, a wire pulling mechanism I, a sleeve pushing mechanism, a wire pulling mechanism II and a wire cutting and stripping mechanism II which are sequentially arranged, wherein the roller double-sleeve feeding mechanism is used for respectively sleeving two heat-shrinkable sleeves 16 on two wires 14, the wire pulling mechanism I is used for pulling the two wires 14 together with the heat-shrinkable sleeves 16 out of a main clamp of the splitter main turntable 2, the sleeve pushing mechanism is used for pushing the heat-shrinkable sleeves 16 inwards along the wires 14, the wire pulling mechanism II is used for pushing the heat-shrinkable sleeves 16 and the wires 14 inwards together and clamping the heat-shrinkable sleeves and the wires 14 on the main clamp of the splitter main turntable 2, and the wire cutting and stripping mechanism II is used for stripping the end parts of the wires 14 sleeved with the heat-shrinkable sleeves 16 for subsequent connection of the LED lamps 13. The construction and principles of the casing advancing device 10 and the casing heat shrinking device 11 are disclosed in the prior patents of the applicant and can be known and implemented by the skilled person through inquiry.

The stranded wire welding method of the LED welding terminal crimping machine comprises the following steps:

step a, stripping wires: cutting and peeling the front end wire skins of the two wires 14;

step b, connecting the terminals: feeding the two wires 14 stripped of the wire to the terminal punching device 4 and punching and connecting the terminal 15 to the end of the wire 14;

step c, wire feeding: two wires 14 connected with terminals 15 are sent to a divider main turntable 2 to be clamped and then cut off;

d, welding the line bubble: two pins of the LED bulb 13 are respectively connected with two leads 14;

step e: stranding: two wires 14 are drawn out of the divider main turntable 2, and finished products are blanked after the two wires 14 are stranded.

Steps a, b and c are a circular operation process, and the cutting and stripping of the two wires 14 are synchronously performed. Step c, during wire feeding, the wire 14 is fed under the mutual cooperation of the wire feeding main roller 313 and the wire feeding auxiliary roller 314, and meanwhile, the whole wire feeding seat 303 slides on the wire feeding slide rail seat 305 along with the wire feeding toothed slide bar 304, so that the movement stroke can be increased, and the wire feeding speed can be increased.

Step d, before the LED bulb 13 and the lead 14 are welded, sleeving two heat-shrinkable sleeves 16 on the two leads 14 respectively, and adjusting the positions of the heat-shrinkable sleeves 16 to enable the heat-shrinkable sleeves 16 to be positioned in the middle of the lead which is not connected with the LED bulb 13; after the LED bulb 13 and the lead wires 14 are soldered, two heat shrink sleeves 16 are moved onto the connection of the lead wires 14 and the leads of the LED bulb 13 and heat shrunk.

In step e, the wire 14 is clamped by the second wire stranding clamp 613 and is clamped out by the splitter main rotary table 2, then the wire 14 and the terminal 15 are moved downwards to be lower than the main clamp of the splitter main rotary table 2, and then wire stranding operation is performed, the first wire stranding clamp 611 rotates under the action of the wire stranding rotating motor 608 and drives the wire 14 to rotate rapidly to strand wires, meanwhile, the whole set of rotating mechanism moves rapidly backwards under the action of the wire stranding sliding motor 2, and in the wire stranding process, the wire 31 is always located in the clamp opening of the second wire stranding clamp 613.

The terminal stamping machine, the clamping structure and the corresponding driving member and the electric control system used in the terminal stamping device 4 in this embodiment are all standard parts or parts known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. An LED welding terminal crimping machine comprises a rack (1), wherein a splitter main rotary table (2) capable of rotating intermittently is arranged on the rack (1), and is characterized by further comprising a wire feeding device (3), a terminal stamping device (4), a bubble feeding device (5) and a wire stranding device (6) which are arranged on the periphery of the splitter main rotary table (2), wherein the terminal stamping device (4) is used for connecting terminals at the end parts of wires, a wire cutting and stripping mechanism I (7) is arranged between the wire feeding device (3) and the splitter main rotary table (2), the wire feeding device (3) is used for transferring the cut and stripped wires between the terminal stamping device (4) and the splitter main rotary table (2), the bubble feeding device (5) comprises a splitter auxiliary rotary table (8) which is arranged on the rack (1) and capable of rotating intermittently, and a bulb wire welding mechanism (9) for welding the LED bulb and the conducting wire is arranged between the divider auxiliary turntable (8) and the divider main turntable (2), and the wire stranding device (6) is used for stranding and blanking the conducting wire.

2. The LED welding terminal crimping machine according to claim 1, wherein the wire feeding device (3) comprises a wire feeding assembly and a rotary slide rail assembly, the rotary slide rail assembly comprises a wire feeding rotary motor (301), a wire feeding slide motor (302), a wire feeding base (303), a wire feeding toothed slide bar (304) and a wire feeding slide rail base (305), the wire feeding base (303) is fixedly connected to the wire feeding toothed slide bar (304), the wire feeding toothed slide bar (304) is connected with the wire feeding slide motor (302) and is slidably connected to the wire feeding slide rail base (305), the wire feeding slide rail base (305) is connected with the wire feeding rotary motor (301) and is rotatably connected to the rack (1), and the wire feeding assembly is fixedly connected to the wire feeding base (303).

3. The LED welding terminal crimping machine as claimed in claim 2, wherein the wire feeding assembly comprises a wire feeding nozzle (311), a wire feeding motor (312), a wire feeding main roller (313), a wire feeding auxiliary roller (314) and a wire feeding pressing strip assembly, the wire feeding pressing strip assembly comprises an upper wire pressing strip (315) and a lower wire pressing strip (316), two wire guiding tubes (317) for two wires to pass through simultaneously are clamped between the upper wire pressing strip (315) and the lower wire pressing strip (316), wire outlets of the wire guiding tubes (317) and wire inlets of the wire feeding nozzle (311) are opposite to a gap between the wire feeding main roller (313) and the wire feeding auxiliary roller (314), the wire feeding main roller (313) is connected to a motor shaft of the wire feeding motor (312), and the wire feeding auxiliary roller (314) is connected with a wire guiding wheel pressing rod (318).

4. The LED welding terminal crimping machine according to claim 1, 2 or 3, characterized in that the wire twisting device (6) comprises a wire twisting fixing seat (601), a wire twisting sliding motor (602), a dragging plate (603), a moving slider (604), a screw (605), a clamp rotating shaft (606), a rotating shaft fixing seat (607), a wire twisting rotating motor (608), a wire twisting clamp cylinder I (609), a clamp ejector rod (610), a wire twisting clamp I (611), a wire twisting clamp cylinder II (612), a wire twisting clamp II (613), a wire twisting guide rail seat (614) and a wire twisting lifting cylinder (615), the dragging plate (603) is provided with a horizontally arranged sliding groove (616), the moving slider (604) is slidably connected in the sliding groove (616), the moving slider (604) is rotatably connected on the screw (605), and the rotating shaft fixing seat (607) is fixedly connected with the moving slider (604), the clamp rotating shaft (606) is inserted into the rotating shaft fixing seat (607), a rotating bearing I (625) is arranged between the clamp rotating shaft (606) and the rotating shaft fixing seat (607), the twisted wire clamp I (611) is arranged on the clamp rotating shaft (606), and the first twisted wire clamp (611) is driven by the first twisted wire clamp cylinder (609) to open and close, the stranded wire lifting cylinder (615) is fixedly connected to the stranded wire fixing seat (601), the stranded wire clamp cylinder II (612) is slidably connected to the stranded wire guide rail seat (614) through the cylinder connecting plate (617) and the stranded wire sliding block (627), the cylinder connecting plate (617) is fixedly connected with the stranded wire sliding block (627), a piston rod of the stranded wire lifting cylinder (615) is connected with the cylinder connecting plate (617) or the stranded wire sliding block (627), and the second stranded wire clamp (613) is driven by a second stranded wire clamp cylinder (612) to open and close.

5. The LED welding terminal crimping machine according to claim 1, 2 or 3, characterized in that the first wire cutting and stripping mechanism (7) comprises an upper cutter (701), a lower cutter (702), an upper cutter holder (703), a lower cutter holder (704), a slider guide rail seat (705), an upper cutter slider (706) and a lower cutter slider (707), the upper cutter holder (703) is connected with the upper cutter slider (706), the lower cutter holder (704) is connected with the lower cutter slider (707), the upper cutter slider (706) and the lower cutter slider (707) are vertically and slidably connected with the slider guide rail seat (705), a rotating connecting block (708) is connected between the upper cutter slider (706) and the lower cutter slider (707), the middle part of the rotating connecting block (708) is hinged on the slider guide rail seat (705), the lower cutter slider (707) or the upper cutter slider (706) is connected with a driving member, the lower cutter holder (704) is provided with a through hole, and the bottom surface of the lower tool rest (704) is connected with an air suction pipe (709), the air suction pipe (709) is connected with a through hole, the through hole is positioned below the upper cutter (701) and the lower cutter (702), and a cutter cylinder (710) for driving the upper cutter (701) and the lower cutter (702) to open and close is arranged on the upper tool rest (703).

6. The LED welding terminal crimping machine according to claim 1, 2 or 3, characterized in that the bubble-feeding device (5) comprises a bubble-transferring mechanism (501) arranged at the periphery of the splitter sub-turntable (8), the bubble-transferring mechanism (501) comprises a bubble-transferring support (5011), a bubble-transferring bearing guide plate (5012), a bubble-transferring slider guide rail seat (5013), a bubble-transferring guide rail (5014), a bubble-transferring clamp (5015), a bubble-transferring rotating shaft (5016), a bubble-transferring bearing seat (5017), a bubble-transferring clamp ejector pin (5018), a bubble-transferring clamp seat (5019), a bubble-transferring shaft connecting block (5020), a bubble-feeding swing rod (5022), a bubble-feeding guide bearing (5023), a bubble-feeding swing plate (5024), a bubble-feeding L-shaped connecting rod (5025) and a bubble-feeding angle swing seat (5026), the bubble-transferring support (5011) is fixedly connected to the frame (1), the bubble-transferring slider guide rail seat (5013) is fixedly connected to the bubble-transferring support (5011), the bubble rotating guide rail (5014) is in sliding connection with a bubble rotating slider guide rail seat (5013), the bubble rotating bearing seat (5017) is vertically and fixedly connected with the front end of the bubble rotating guide rail (5014), the bubble rotating shaft (5016) is rotationally connected with the bubble rotating bearing seat (5017), the bubble rotating clamp seat (5019) is fixedly connected with the bubble rotating shaft (5016), the bubble rotating clamp (5015) is fixedly connected with the bubble rotating clamp seat (5019), the bubble inlet angle swing seat (5026) is fixedly connected with the rack (1), the bubble inlet L-shaped connecting rod (5025) is hinged with the bubble inlet angle swing seat (5026), one end of the bubble inlet L-shaped connecting rod (5025) is connected with a driving piece, the bubble inlet swing plate (5024) is fixedly connected with the other end of the bubble inlet L-shaped connecting rod (5025), the bubble rotating guide rail (5014) is further fixedly connected with a jump plate (5027), the top end of the bubble inlet swing rod (5022) is hinged with the jump plate (5027), and the bubble inlet guide bearing (5023) is fixedly connected with a bubble inlet bearing (5022), and advance bubble guide bearing (5023) and slide to lean on advancing bubble swinging plate (5024), change bubble and open pincers ejector pin (5018) and slide and alternate in changeing bubble pivot (5016), the one end that changes bubble and open pincers ejector pin (5018) supports and leans on advancing bubble pendulum rod (5022), and one of them pincers foot of the other end and change bubble clamp (5015) offsets and leans on, change bubble bearing guide plate (5012) level and transversely set up and link firmly on transferring bubble support (5011), change bubble axle connecting block (5020) and link firmly on changeing bubble pivot (5016), and link firmly on changeing bubble axle connecting block (5020) and change bubble axle guide bearing (5021), change bubble axle guide bearing (5021) and slide and support and lean on changeing on the wall of bubble bearing guide plate (5012).

7. The LED welding terminal crimping machine according to claim 1, 2 or 3, characterized in that the LED welding terminal crimping machine further comprises a bushing feeding device (10) for sleeving a bushing on a lead wire and a bushing heat-shrinking device (11) for heat-shrinking the bushing, a heat-shrink tube cutting mechanism (12) is arranged between the bushing feeding device (10) and the divider main turntable (2), the bushing feeding device (10) is arranged between the terminal stamping device (4) and the bubble wire welding mechanism (9), and the bushing heat-shrinking device (11) is arranged between the bubble wire welding mechanism (9) and the wire stranding device (6).