WO2020082274A1 - 自动焊接工作站 - Google Patents

自动焊接工作站 Download PDF

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Publication number
WO2020082274A1
WO2020082274A1 PCT/CN2018/111718 CN2018111718W WO2020082274A1 WO 2020082274 A1 WO2020082274 A1 WO 2020082274A1 CN 2018111718 W CN2018111718 W CN 2018111718W WO 2020082274 A1 WO2020082274 A1 WO 2020082274A1
Authority
WO
WIPO (PCT)
Prior art keywords
line
tap line
tap
automatic welding
clamping
Prior art date
Application number
PCT/CN2018/111718
Other languages
English (en)
French (fr)
Inventor
马朋巍
孙玉德
邓鹏�
Original Assignee
深圳配天智能技术研究院有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳配天智能技术研究院有限公司 filed Critical 深圳配天智能技术研究院有限公司
Priority to PCT/CN2018/111718 priority Critical patent/WO2020082274A1/zh
Priority to CN201880087124.4A priority patent/CN111741828B/zh
Publication of WO2020082274A1 publication Critical patent/WO2020082274A1/zh

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P11/00—Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J9/00—Programme-controlled manipulators
    • B25J9/16—Programme controls

Definitions

  • This application relates to the field of automation equipment, in particular to an automatic welding workstation.
  • the resonant rod assembly is mainly used for the communication base station filter, which includes the resonant rod and the tapped wire, which are formed by soldering.
  • the tap line structure is more complicated and it is difficult to achieve versatility.
  • the entire process of the resonant rod assembly manufacturing process is manually completed.
  • the resonator body and the tap wire are manually installed into the corresponding positioning fixture, and then welded by a welding machine, and then the welded resonant rod assembly is manually removed.
  • manual work is heavy, and there are many types of resonant rod components.
  • Each type of product corresponds to a fixture.
  • the processing cost is high and it takes a long time. It is also easy to cause injuries during the processing, and the quality of the products welded by manual welding Guaranteed.
  • the application provides an automatic welding workstation, which can realize the automation of grasping, positioning, aligning and welding of workpieces.
  • the automatic welding workstation includes: a resonant body charging station for storing the resonant body to be welded; a tapping line feeding station for storing the to-be-welded tapping line; a grasping device for feeding from the resonant body respectively Work station and tap line material station grabs the resonant body and tap line; pre-installed station is used to hold the resonant body and tap line transferred from the grasping device, and pre-installed station to the resonant body and tap line The relative position is adjusted, and the tap line is inserted into the assembly hole of the resonance body; the welding device is used to weld the tap line inserted into the assembly hole and the resonance body into one body.
  • this application discloses an automatic welding workstation.
  • the automatic welding workstation By adopting the feeding station of the resonator body, the feeding station on the tap line, the pre-assembly station, the gripping device and the welding device, the automation of the grasping, positioning, alignment and welding of the resonator body and the tap line is achieved, compared to
  • the automatic welding workstation provided in this application adopts a grasping device to realize the automatic loading and unloading of the tap line and the resonator body, and uses a pre-assembly station to insert the tap line into the assembly hole on the side wall of the resonator body.
  • the welding device welds the resonance body and the tap line into one, which greatly reduces the amount of manual work, improves the work efficiency and safety, and effectively improves the consistency of product quality.
  • FIG. 1 is a schematic structural view of an embodiment of an automatic welding workstation provided by this application.
  • FIG. 2 is a schematic diagram of the structure of the resonator body in this application.
  • FIG. 3 is a schematic diagram of the structure of the tap line in this application.
  • FIG. 4 is a schematic structural view of a pre-installed station in the automatic welding workstation of FIG. 1;
  • FIG. 5 is a schematic structural view of a first tap line mechanism and a second tap line transmission mechanism in the pre-assembly station of FIG. 4;
  • FIG. 6 is a schematic structural diagram of a tapping line clamping mechanism in the pre-assembly station of FIG. 4;
  • FIG. 7 is a schematic diagram of the structure of the first clamping finger in the tapping line clamping mechanism of FIG. 6;
  • FIG. 8 is a schematic structural view of a clamping mechanism of a resonator body in the pre-assembly station of FIG. 4;
  • FIG. 9 is a schematic diagram of the structure of the second clamping finger in the clamping mechanism of the resonator body of FIG. 8;
  • FIG. 10 is a schematic diagram of the structure of the feeding station of the resonance body in the automatic welding workstation of FIG. 1;
  • FIG. 11 is a schematic diagram of the structure of the storage table in the loading station of the resonator body of FIG. 10;
  • FIG. 12 is a schematic structural view of the loading table and the transmission mechanism of the loading table in the loading station of the resonator body of FIG. 10;
  • FIG. 13 is a schematic diagram of the structure of the material station on the tap line in the automatic welding workstation of FIG. 1;
  • FIG. 14 is a partial schematic view of the grasping device in the automatic welding workstation of FIG. 1;
  • FIG. 15 is a schematic diagram of the structure of the grabbing mechanism of the resonator in the grabbing device of FIG. 14;
  • FIG. 16 is a schematic diagram of the structure of the tap line grasping mechanism in the grasping device of FIG. 14.
  • first”, “second”, and “third” in the embodiments of the present application are for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features.
  • the features defined as “first”, “second”, and “third” may explicitly or implicitly include at least one of the features.
  • the meaning of “plurality” is at least two, such as two, three, etc., unless otherwise specifically limited.
  • the terms “including” and “having” and any variations thereof are intended to cover non-exclusive inclusions.
  • a process, method, system, product, or device that includes a series of steps or units is not limited to the listed steps or units, but optionally includes steps or units that are not listed, or optionally also includes Other steps or units inherent to these processes, methods, products or equipment.
  • FIG. 1 is a schematic structural diagram of an embodiment of an automatic welding workstation provided by the present application.
  • the automatic welding workstation 100 includes a resonant body loading station 10, a tapping line feeding station 20, a grasping device 30, a pre-assembly station 40 and a welding device 50.
  • the resonant body loading station 10 is used to store the resonant body 1 to be welded, and the resonant body 1 is provided with an assembly hole 2.
  • the tapping line material station 20 is used to store the tapping line 3 to be welded.
  • the grabbing device 30 is used to grab the resonator body 1 and the tap line 3 from the feeding station 10 of the resonator body and the feeding station 20 of the tap line, respectively.
  • the gripping device 30 further transmits the captured resonator body 1 and the tap line 3 to the pre-assembly station 40, and the pre-assembly station 40 is used to grip the resonance body 1 and the tap line 3 transmitted from the grip device 30, and The relative positions of the resonator body 1 and the tap line 3 are adjusted, and then the tap line 3 is inserted into the assembly hole 2.
  • the welding device 50 is used to weld the tap line 3 inserted into the assembly hole 2 and the resonator body 1 as a whole.
  • the resonator body 1 has a hollow cylinder 4, an assembly hole 2 is provided on the side wall of the hollow cylinder 4, and the interior of the hollow cylinder 4 is a cavity.
  • the tapping wire 3 has a cylindrical or hollow shaft section that is mated with the assembly hole 2.
  • the tapped wire 3 includes a first wire segment 5 and a second wire segment 6 connected in an L shape.
  • the first wire segment 5 or the second wire segment 6 can be inserted into the assembly hole 2.
  • the first line segment 5 and the second line segment 6 may be connected at other angles, such as 30 degrees, 60 degrees, etc .; or, the tap line 3 has multiple segments of line segments; or, the tap line 3 only has a line segment.
  • the pre-assembly station 40 includes a resonance body clamping mechanism 41, a positioning sensor 42, a resonance body transmission mechanism 43, a tap line clamping mechanism 44, a first tap line transmission mechanism 45, and a second tap line transmission Agency 46.
  • the resonator holding mechanism 41 is used to hold the resonator 1.
  • the positioning sensor 42 is used to detect the position of the assembly hole 2.
  • the resonant body transmission mechanism 43 is used to rotate the resonant body 1 about the axial direction of the resonant body 1 according to the detection result of the positioning sensor 42 so that the assembly hole 2 faces the preset direction.
  • the tap line clamping mechanism 44 is used to clamp the tap line 3.
  • the first tap line transmission mechanism 45 is used to drive the tap line clamping mechanism 44 in the first direction, and thereby adjust the relative position of the tap line 3 and the assembly hole 2 along the axial direction of the resonator body 1.
  • the first direction is the axial direction when the hollow cylindrical body 4 of the resonator body 1 is clamped by the resonator body clamping mechanism 41.
  • the second tap line transmission mechanism 46 is used to drive the tap line clamping mechanism 44 in a second direction perpendicular to the first direction, thereby adjusting the relative position of the tap line 3 and the assembly hole 2 in the radial direction of the resonator body 1.
  • the pre-assembly station 40 further includes a third tap line transmission mechanism 47 for driving the tap line 3 around the second direction, that is, rotating the tap line 3 around the second direction, so that the first line segment 5 is inserted into After assembling the hole 2, the second line segment 6 maintains a preset angle with the axial direction of the resonator body 1.
  • the tapping line clamping mechanism 44 includes a first cylinder 440 and two opposing first clamping fingers 441, and the first cylinder 440 drives the two first clamping fingers 441 to move toward each other, that is, drives two The first clamping fingers 441 are close to each other to clamp the tap line 3.
  • the first clamping finger 441 is provided with a first thread dividing groove 442 and a second thread dividing groove 443, the first thread dividing groove 442 is used to clamp the first thread segment 5, and the second thread dividing groove 443 is used to clamp the second thread dividing In section 6, the two first clamping fingers 441 cooperate to clamp the tapping wires 3 of different specifications.
  • first line sub-groove 442 and the second line sub-groove 443 are both V-shaped grooves or arc grooves, and then the two first clamping fingers 441 can cooperate to hold the tapped wires 3 of various sizes and specifications.
  • the first line dividing groove 442 and the second line dividing groove 443 may also have other shapes, which is not limited in this application.
  • the resonator clamping mechanism 41 includes a second cylinder 410 and two oppositely arranged second clamping fingers 411.
  • the second clamping finger 411 is provided with an engaging groove 413, and the second cylinder 410 drives two The two clamping fingers 411 move toward each other, so that the two engaging grooves 413 can clamp the resonator body 1 of different specifications, that is, clamp the outer side of the hollow cylinder 4.
  • the engaging groove 413 is a V-shaped groove, and the hollow cylinder 4 of various specifications can be clamped by the V-shaped engaging groove 413.
  • the engaging groove 413 may also have other shapes, such as a circular arc shape, a rectangular shape, etc., which is not limited in this application.
  • the first tapped wire transmission mechanism 45 includes a motor 450 and a screw assembly 452.
  • the motor 450 drives the screw assembly 452 to drive the tapped wire clamping mechanism 44 in the first direction.
  • the screw assembly 452 includes a screw shaft 453, a screw push block 454, and a slide rail 456.
  • a slide path is provided in the slide rail 456.
  • the screw shaft 453 is disposed along the slide path.
  • the screw push block 454 is connected to the screw shaft 453 and Located in the slideway, the screw shaft 453 receives power to drive the screw pusher 454 to move along the slideway.
  • the sliding rail 456 can also be replaced with a guide rod, so that the screw pusher 454 moves along the guide rod.
  • the second tap thread transmission mechanism 46 is connected to the screw push block 454 and moves along with the screw push block 454 in the first direction.
  • the structure of the second tap line transmission mechanism 46 is similar to the structure of the first tap line transmission mechanism 45, and the tap line clamping mechanism 44 is driven in the second direction, the third tap line transmission mechanism 47 and the second tap line transmission mechanism 46
  • the screw push block is connected, and the tap wire clamping mechanism 44 is connected to a third tap wire transmission mechanism 47, which is, for example, a motor, which drives the tap wire clamping mechanism 44 around the second direction to drive the tap Line 3.
  • a support plate 460 is also connected to the second tap line transmission mechanism 46, and the positioning sensor 42 is provided on the support plate 460.
  • the pre-assembly station 40 further includes a wire feed mechanism 48 for driving welding wire toward the assembly hole 2.
  • the wire feed mechanism 48 is also connected to the support plate 460.
  • the resonance body transmission mechanism 43 and the first tap line transmission mechanism 46 are both connected to the frame 49.
  • the resonant body transmission mechanism 43 rotates the resonant body 1 about the axial direction of the resonant body 1 according to the detection result of the positioning sensor 42 so that the assembly hole 2 faces the preset direction, which is the second direction, so that the tap wire 3 is inserted into the assembly Hole 2.
  • the first tap line transmission mechanism 45 adjusts the relative position of the tap line 3 and the assembly hole 2 in the first direction
  • the second tap line transmission mechanism 46 adjusts the relative position of the tap line 3 and the assembly hole 2 in the second direction, thereby making The first wire segment 5 can be inserted into the assembly hole 2.
  • the third tap line transmission mechanism 47 drives the tap line 3 around the second direction, so that the axial direction of the second line segment 6 and the resonator body 1 maintains a preset angle to complete the pre-assembly between the tap line 3 and the resonator body 1
  • the wire mechanism 48 drives the welding wire to the assembly hole 2, and the welding device 50 welds the pre-assembled tap wire 3 and the resonator body 1 into one body.
  • the axial angle between the second line segment 6 and the resonator body 1 is 30 degrees, 60 degrees, etc., which is not limited in this application.
  • the resonating body loading station 10 further includes a plurality of storage tables 11, a loading table 12 and a loading table transmission mechanism 13.
  • a plurality of storage tables 11 are arranged at intervals in the vertical direction for carrying and horizontally driving a plurality of storage trays 14 respectively, and the resonance body 1 is placed on the storage tray 14.
  • the loading table 12 is disposed laterally of the plurality of storage tables 11.
  • the loading table transmission mechanism 13 is used to drive the loading table 12 in the vertical direction, and then receives the storage tray 14 driven by the storage table 11, and keeps the storage tray 14 at a predetermined height for the gripping device 30 Grab the resonator 1.
  • the gripping device 30 further grabs the welded resonator body 1 and tap line 3 from the pre-assembly station 40 and places it on the storage tray 14 on the loading table 12, and the storage tray is further driven by the loading table transmission mechanism 14 Send back to the storage table 11.
  • the storage table 11 includes a plurality of rollers 110 arranged side by side.
  • the storage tray 14 is carried on a plane composed of the plurality of rollers.
  • the plurality of rollers receive power drive and horizontally drive the storage tray 14.
  • a plurality of rollers 110 are connected by a belt drive, and one of the rollers 110 is driven by a motor.
  • the storage table 11 includes two rollers 110, a carrier plate 112 positioned between the two rollers, and a conveyor belt 113 disposed around the two rollers 110 and the carrier plate.
  • the carrier plate 112 is used to carry the storage tray 14.
  • the roller 110 is connected between the two mounting plates 114, and the carrier plate 112 is also connected to the mounting plate 114.
  • the storage belt 14 is placed on the transmission belt 113, and the roller 110 receives the power to drive the conveyor belt 113, and the conveyor belt 113 drives the storage tray 14 to move toward the material table 12 along the carrier plate 112.
  • the loading table 12 receives the storage tray 14 driven by the storage table 11.
  • the loading table 12 is also provided with a clamping cylinder 120.
  • the clamping cylinder 120 is used to position and clamp the storage tray 14 on the loading table 12.
  • the clamping cylinder 120 is disposed on the side of the loading table 12 that receives the trajectory of the storage tray.
  • a plurality of transition rollers 121 are provided on the side of the loading table 12 facing the plurality of storage tables 11.
  • the transition rollers 121 are used to maintain the smooth transition of the storage tray 14 from the storage table 11 to the upper table 12 during transmission, preventing storage.
  • the material tray 14 is inclined and cannot be transferred to the loading table 12.
  • the side of the upper loading table 12 facing the storage table 11 and the side away from the storage table 11 are provided with position sensors 122.
  • the position sensors 122 are used to detect the position of the storage tray 14. Further, the signal sent by the position sensor 122 to detect the storage tray 14 is also used to control the starting and stopping of the storage tray 14 driven by the loading platform 12 and the storage platform 11.
  • the loading table 12 is also connected with a slider 123.
  • the resonant body loading station 10 is provided with a guide rail 124 that cooperates with the slider 123 in the vertical direction, and the loading table transmission mechanism 13 drives the loading table 12 along the guide rail 124.
  • the loading table transmission mechanism 13 further includes two sprocket frames 130 and a chain 133 disposed around the two sprocket frames 130.
  • the two sprocket frames 130 are disposed at both ends of the movement path of the loading table 12, and include a rotating shaft 131 and sprockets 132 connected to both ends of the rotating shaft 131, and one sprocket frame 130 is also used to receive power drive.
  • the chain 133 connects the sprockets 132 at the corresponding ends of the two sprocket frames 130, and the chain 133 is also connected to the loading table 12, and then the chain 133 drives the loading table 12 along the installation direction of the guide rail 124.
  • Limiting sensors 125 are also provided at both ends of the moving table 12 of the loading table 12.
  • the resonant body loading station 10 further includes a frame 15, and the sprocket frame 130, the limit sensor 125, the guide rail 124, and the mounting plate on which the loading table 12 is installed are all mounted on the frame 15.
  • the loading table transmission mechanism 13 drives the loading table 12 in the vertical direction so that the loading table 12 is aligned with the storage table 11 and received from the storage table 11
  • the loading table transmission mechanism 13 again aligns the loading table 12 with the original The storage table 11 (the empty storage table 11), and drives the storage tray 14 to the storage table 11. The above process is repeated until all the storage trays 14 are filled with finished products, and then the storage tray 14 and the resonator body 1 therein are replaced.
  • the feeding station 20 on the tap line includes a first conveying mechanism 21 and a visual detection device 22.
  • the first conveying mechanism 21 is used to carry and drive the tap line 3.
  • the visual detection device 22 is disposed on the side of the first conveying mechanism 21 The edge is used to detect and identify the tap line 3 for the gripping device 30 to grab the tap line 3.
  • the tap-line feeding station 20 further includes a second conveying mechanism 23 and a receiving box 24.
  • the second conveying mechanism 23 and the first conveying mechanism 21 are stacked in a misaligned manner, and are located below the first conveying mechanism 21, so that the first conveying mechanism 21 exceeds the second conveying mechanism 23 in its driving direction and is not recognized by the visual detection device 22
  • the tap line 3 of the is able to fall on the second conveying mechanism 23, and the transmission direction of the second conveying mechanism 23 is opposite to that of the first conveying mechanism 21.
  • the receiving box 24 is provided at one end of the second conveying mechanism 23, that is, the receiving box 24 is provided at the end of the second conveying mechanism along its own driving direction, and the receiving box 24 is used to store the tap line transmitted through the second conveying mechanism 23 3. Reduce the waste of materials.
  • a baffle 25 is connected to the end of the first conveying mechanism 21 along its driving direction.
  • the baffle 25 is used to prevent the tap line 3 from splashing when falling, and to ensure that the tap line 3 falls on the second conveying mechanism 23.
  • the receiving box 24 includes an integrally structured box body 240 and a connecting plate 241.
  • the connecting plate 241 is used to connect with the second conveying mechanism 23, and the box body 240 is used to store the tap line 3.
  • the first transmission mechanism 21 includes a rotating shaft 210 and belts 212 disposed around the two rotating shafts 210.
  • the belt 212 is used to carry and drive the tapping wire 3, and the rotating shaft 210 is used to receive power to drive the belt 212 to move.
  • the structure of the second transmission mechanism 23 is similar to the structure of the first transmission mechanism 21 and will not be repeated here.
  • the visual detection device 22 includes a bracket 220 and a visual camera 221 connected to the bracket 220 so that the visual camera 221 is located directly above the first conveying mechanism 21 to facilitate the detection of the position of the tap line 3.
  • the first conveying mechanism 21 moves a preset distance each time to drive the tap line 3 to the recognition area of the visual detection device 22.
  • the preset distance is, for example, the length of the recognition area of the visual detection device 22.
  • the second conveying mechanism 23 always keeps driving to realize the recovery of the unrecognized tap line 3.
  • the power source of the first transmission mechanism 21 is a servo motor
  • the power source of the second transmission mechanism 23 is a three-phase asynchronous motor.
  • the visual detection device 22 detects that there is no tap line 3 that meets the identification characteristics in its identification area, it is also used to send a signal to move the first conveying mechanism 21 by a preset distance, that is, the drive belt 212 moves by a preset distance. That is, when the analysis system analyzes the image collected by the vision camera 221 and finds that there is no tap line 3 in the image that meets the identification characteristics, it sends a signal to the control center to control the first transmission mechanism 21 to move for a preset distance.
  • the visual detection device 22 is also used to record the moving distance of the first transmission mechanism 21 and send a signal when the accumulated moving distance of the first transmission mechanism 21 reaches the length of the feeding area to prompt the feeding of the tap line 3. That is, when the analysis system records that the accumulated movement distance of the belt 212 reaches the length of the feeding area, a signal is sent to prompt the feeding.
  • the grasping device 30 further includes a resonator body grasping mechanism 31, a tap line grasping mechanism 32 and an industrial robot 33.
  • the resonator body grasping mechanism 31 is used to grasp the resonator body 1 and the tap line grasping mechanism 32 is used to grab the tap line 3, and both the resonance body grab mechanism 31 and the tap line grab mechanism 32 are installed at the end of the industrial robot 33.
  • the industrial robot 33 is used to drive the resonance body grasping mechanism 31 to grab the resonance body 1 from the resonance body feeding station 10, and to drive the tap line grasping mechanism 32 to grab the tap line 3 from the tap line feeding station 20 and drive To pre-installed station 40.
  • the resonating body grasping mechanism 31 includes a grasping cylinder 310 and two grasping fingers 311.
  • the grasping fingers 311 are provided with alignment posts 312.
  • the alignment post 312 is closed to be inserted into the cavity of the resonator body 1 in alignment, and then the two gripping fingers 311 are driven to separate from each other, so that the alignment post 312 abuts against the inner wall of the resonator body 1 to grab the resonator body 1.
  • the alignment post 312 is a semi-cylindrical column, and the two alignment posts 312 can be folded together to form a cylinder.
  • the cylindrical alignment is inserted into the cavity of the hollow cylinder 4, and then the two fingers 311 are separated from each other, and the alignment post 312 is pressed against the hollow
  • the inner wall of the cylinder 4 is used to fasten the resonator body 1 so that the resonator body 1 can be grasped.
  • the tapping line grasping mechanism 32 includes a mounting base 320 and a suction member 321 connected to the mounting base 320.
  • the mounting base 320 has a negative pressure hole 322 communicating with the suction member 321.
  • the suction member 321 is used to suction the tapping line 3.
  • the suction member 321 has a containing groove 323, and the negative pressure hole 322 communicates with the containing groove 323.
  • the accommodating groove 323 matches the first line segment 5 or the second line segment 6.
  • the mounting base 320 has an escape opening 324.
  • the two suction members 321 are disposed corresponding to the two adjacent sides of the escape opening 324, and the extension lines of the two accommodating grooves 323 intersect in the area of the escape opening 324.
  • the two adjacent sides of the avoidance opening 324 are at a right angle, and the two suction members 321 are respectively arranged in a direction perpendicular to the corresponding side, so that the two receiving grooves 323 respectively accommodate and adsorb the first line segment 5 and the second line segment 6, and the tap line clamping mechanism 44 clamps the tap line 3 from the escape opening 324.
  • the mounting base 320 is provided with a plurality of escape openings 324 and corresponding to a plurality of suction members 321, and the tapping line grasping mechanism 32 can grab a plurality of tapping lines 3.
  • the gripping device 30 further includes an adapter plate 34, a resonator body gripping mechanism 31 and a tap line gripping mechanism 32 are provided on the same side of the adapter plate 34, and the other side of the adapter plate 34 is connected to the industrial robot 33.
  • the adapter plate 34 is also provided with a first mounting plate 340 and a second mounting plate 341, the resonator body grabbing mechanism 31 is connected to the first mounting plate 340, and the tap line grabbing mechanism 32 is connected to the second mounting plate through a support post 343 341.
  • the industrial robot 33 can simultaneously move the resonator body grasping mechanism 31 and the tap line grasping mechanism 32, and grasp the resonator body 1 and the tap line 3, respectively.
  • the number of pre-assembly stations 40 is two, which are provided on both sides of the welding device 50.
  • the welding device 50 further includes a welding machine 51 and a turntable mechanism 52.
  • the turntable mechanism 52 is used to rotate the welding machine 51 to weld the tap line 1 and the resonator body 3 of the two pre-assembly stations 40 into an integrated body.
  • the automatic welding workstation 100 further includes a control device, which is in communication connection with the resonant body loading station 10, the tapping line feeding station 20, the grasping device 30, the pre-assembly station 40 and the welding device 50, respectively To control each component to complete their work in an orderly manner.
  • the control device includes, for example, a host computer and various sensors.
  • the host computer and various sensors are electronic and electrical products commonly used by those skilled in the art.
  • the host computer provides feedback commands through data collected by various sensors to control the various components
  • the resonator body 1 and the tap line 3 are welded together.
  • the automatic welding workstation 100 further includes a protective fence 60 provided with two windows, the two windows corresponding to the storage table 11 and the receiving box 24, respectively, to facilitate up and down storage The material tray 14, the recovery tap line 3 and the feeding of the tap line 3.
  • this application discloses an automatic welding workstation.
  • the automatic welding workstation By adopting the feeding station of the resonator body, the feeding station on the tap line, the pre-assembly station, the gripping device and the welding device, the automation of the grasping, positioning, alignment and welding of the resonator body and the tap line is achieved, compared to
  • the automatic welding workstation provided by this application adopts a grasping device to realize the automatic loading and unloading of the tap line and the resonator body, and a pre-assembly station to insert the tap line into the assembly hole on the side wall of the resonator body
  • the welding device welds the resonance body and the tap line into one, which greatly reduces the amount of manual work, improves the work efficiency and safety, and effectively improves the consistency of product quality.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Automatic Assembly (AREA)
  • Manipulator (AREA)

Abstract

一种自动焊接工作站（100），包括：谐振体上料工位（10），用于存放待焊接的谐振体（1）；抽头线上料工位（20），用于存放待焊接的抽头线（3）；抓取装置（30），用于分别从谐振体上料工位（10）和抽头线上料工位（20）抓取谐振体（1）和抽头线（3）；预装工位（40），用于夹持抓取装置（30）传送过来的谐振体（1）和抽头线（3），并对谐振体（1）和抽头线（3）的相对位置进行调整，进而将抽头线（3）插入谐振体（1）的装配孔（2）；焊接装置（50）用于将插入装配孔（2）的抽头线（3）与谐振体（1）焊接成一体。

Description

自动焊接工作站
【技术领域】
本申请涉及自动化设备领域，特别是涉及一种自动焊接工作站。
【背景技术】
谐振杆组件主要用于通信基站滤波器上，其包含谐振杆和抽头线两部分，由焊锡焊接而成。抽头线和谐振杆种类繁多，其中抽头线结构更为复杂，难以实现通用性。
目前，谐振杆组件制作工艺的全部流程由人工完成。例如，人工将谐振体、抽头线装入相应的定位夹具中，再采用焊机进行焊接，之后人工取下焊好的谐振杆组件。整个过程中，人工作业繁重，而且谐振杆组件种类繁多，每一种类产品对应一种夹具，加工成本高，耗时长，加工过程中还容易导致人受伤，且由人工焊接的产品质量也无法得到保证。
【发明内容】
本申请提供一种自动焊接工作站，能够实现对工件的抓取、定位对准、焊接的自动化。
为解决上述技术问题，本申请采用的一个技术方案是：提供一种自动焊接工作站。该自动焊接工作站包括：谐振体上料工位，用于存放待焊接的谐振体；抽头线上料工位，用于存放待焊接的抽头线；抓取装置，用于分别从谐振体上料工位和抽头线上料工位抓取谐振体和抽头线；预装工位，用于夹持抓取装置传送过来的谐振体和抽头线，并预装工位对谐振体和抽头线的相对位置进行调整，进而将抽头线插入谐振体的装配孔；焊接装置用于将插入装配孔的抽头线与谐振体焊接成一体。
本申请的有益效果是：区别于现有技术的情况，本申请公开了一种自动焊接工作站。通过采用谐振体上料工位、抽头线上料工位、预装工位、抓取装置和焊接装置，实现对谐振体、抽头线的抓取、定位对准、焊接的自动化，相比于人工完成上述工艺过程，本申请提供的自动焊接工作站，采用抓取装置实现抽头线、谐振体的自动上下料，采用预装工位实现将抽头线插入谐振体侧壁上的装配孔中，采用焊接装置将谐振体、抽头线焊接成一体，极大地减轻了人工作业量，提高了工作效率和安全性，有效提高了产品质量的一致性。
【附图说明】
为了更清楚地说明本申请实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本申请的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1是本申请提供的自动焊接工作站一实施例的结构示意图；
图2是本申请中谐振体的结构示意图；
图3是本申请中抽头线的结构示意图；
图4是图1自动焊接工作站中预装工位的结构示意图；
图5是图4预装工位中第一抽头线机构及第二抽头线传动机构的结构示意图；
图6是图4预装工位中抽头线夹持机构的结构示意图；
图7是图6抽头线夹持机构中第一夹指的结构示意图；
图8是图4预装工位中谐振体夹持机构的结构示意图；
图9是图8谐振体夹持机构中第二夹指的结构示意图；
图10是图1自动焊接工作站中谐振体上料工位的结构示意图；
图11是图10谐振体上料工位中储料台的结构示意图；
图12是图10谐振体上料工位中上料台及上料台传动机构的结构示意图；
图13是图1自动焊接工作站中抽头线上料工位的结构示意图；
图14是图1自动焊接工作站中抓取装置的部分结构示意图；
图15是图14抓取装置中谐振体抓取机构的结构示意图；
图16是图14抓取装置中抽头线抓取机构的结构示意图。
【具体实施方式】
下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅是本申请的一部分实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。
本申请实施例中的术语“第一”、“第二”、“第三”仅用于描述目的，而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此，限定有“第一”、“第二”、“第三”的特征可以明示或者隐含地包括至少一个该特征。本申请的描述中，“多个”的含义是至少两个，例如两个，三个等，除非另有明确具体的限定。此外，术语“包括”和“具有”以及它们任何变形，意图在于覆盖不排他的包含。例如包含了一系列步骤或单元的过程、方法、系统、产品或设备没有限定于已列出的步骤或单元，而是可选地还包括没有列出的步骤或单元，或可选地还包括对于这些过程、方法、产品或设备固有的其它步骤或单元。
在本文中提及“实施例”意味着，结合实施例描述的特定特征、结构或特性可以包含在本发明的至少一个实施例中。在说明书中的各个位置出现该短语并不一定均是指相同的实施例，也不是与其它实施例互斥的独立的或备选的实施例。本领域技术人员显式地和隐式地理解的是，本文所描述的实施例可以与其它实施例相结合。
参阅图1，图1是本申请提供的自动焊接工作站一实施例的结构示意图。
该自动焊接工作站100包括谐振体上料工位10、抽头线上料工位20、抓取装置30、预装工位40和焊接装置50。
其中，谐振体上料工位10用于存放待焊接的谐振体1，谐振体1上设置有装配孔2。抽头线上料工位20用于存放待焊接的抽头线3。抓取装置30用于分别从谐振体上料工位10和抽头线上料工位20抓取谐振体1和抽头线3。抓取装置30进一步将所抓取的谐振体1和抽头线3传动至预装工位40，预装工位40用于夹持抓取装置30传送过来的谐振体1和抽头线3，并对谐振体1和抽头线3的相对位置进行调整，进而将抽头线3插入装配孔2。焊接装置50用于将插入装配孔2的抽头线3与谐振体1焊接成一体。
参阅图2、图3，谐振体1具有空心筒体4，空心筒体4侧壁上设有装配孔2，空心筒体4内部为腔体。抽头线3具有与装配孔2配合插接的圆柱体或空心轴段。
本实施例中，抽头线3包括呈L形连接的第一线分段5和第二线分段6，第一线分段5或第二线分段6可插入装配孔2。在另一实施例中，第一线分段5和第二线分段6可以呈其他的夹角连接，例如30度、60度等；或者，抽头线3具有多段线分段；或者，抽头线3只具有一段线分段。
参阅图4，具体地，预装工位40包括谐振体夹持机构41、定位传感器42、谐振体传动机构43、抽头线夹持机构44、第一抽头线传动机构45和第二抽头线传动机构46。
谐振体夹持机构41用于夹持谐振体1。定位传感器42用于对装配孔2的位置进行检测。谐振体传动机构43用于根据定位传感器42的检测结果绕谐振体1的轴向转动谐振体1，以使得装配孔2朝向预设方向。抽头线夹持机构44用于夹持抽头线3。第一抽头线传动机构45用于沿第一方向传动抽头线夹持机构44，进而沿谐振体1的轴向调整抽头线3与装配孔2的相对位置。即第一方向为谐振体1的空心筒体4被谐振体夹持机构41夹持时的轴向。第二抽头线传动机构46用于沿垂直于第一方向的第二方向传动抽头线夹持机构44，进而沿谐振体1的径向调整抽头线3与装配孔2的相对位置。
进一步地，预装工位40还包括第三抽头线传动机构47，用于绕第二方向传动抽头线3，即绕第二方向旋转抽头线3，以使得在第一线分段5插入到装配孔2后，第二线分段6与谐振体1的轴向保持预设角度。
参阅图6、图7，具体地，抽头线夹持机构44包括第一气缸440和两个相对设置的第一夹指441，第一气缸440驱动两第一夹指441相向运动，即驱动两第一夹指441相互靠近，以夹持抽头线3。
第一夹指441上设有第一线分槽442和第二线分槽443，第一线分槽442用于夹持第一线分段5，第二线分槽443用于夹持第二线分段6，两第一夹指441配合可夹持不同规格的抽头线3。
例如，第一线分槽442、第二线分槽443均为V型槽或圆弧槽，进而两第一夹指441能够配合夹持多种尺寸规格的抽头线3。第一线分槽442、第二线分槽443还可具有其他形状，本申请对此不作限制。
参阅图8、图9，谐振体夹持机构41包括第二气缸410和两个相对设置的第二夹指411，第二夹指411上设有卡合槽413，第二气缸410驱动两第二夹指411相向运动，使得两卡合槽413可夹持不同规格的谐振体1，即夹持空心筒体4的外侧。
例如，卡合槽413为V型槽，进而多种规格的空心筒体4均可被V型的卡合槽413所夹持。卡合槽413还可为其他形状，如圆弧形、矩形等，本申请对此不作限制。
参阅图5，第一抽头线传动机构45包括电机450和丝杆组件452，电机450驱动丝杆组件452沿第一方向传动抽头线夹持机构44。
丝杆组件452包括丝杆轴453、丝杆推块454和滑轨456，滑轨456内设有滑道，丝杆轴453沿滑道设置，丝杆推块454与丝杆轴453连接且位于滑道内，丝杆轴453接收动力驱动丝杆推块454沿滑道运动。此外，还可用导杆代替滑轨456，使得丝杆推块454沿导杆运动。
其中，第二抽头线传动机构46与丝杆推块454连接，随丝杆推块454沿第一方向运动。
第二抽头线传动机构46的结构与第一抽头线传动机构45的结构相似，沿第二方向传动抽头线夹持机构44，第三抽头线传动机构47与第二抽头线传动机构46上的丝杆推块连接，且抽头线夹持机构44与第三抽头线传动机构47连接，第三抽头线传动机构47例如为电机，其绕第二方向传动抽头线夹持机构44，以传动抽头线3。
第二抽头线传动机构46上还连接有支撑板460，定位传感器42设置在支撑板460上。预装工位40进一步包括送丝机构48，用于向装配孔2传动焊丝，送丝机构48也与支撑板460连接。
再次参阅图4，谐振体传动机构43及第一抽头线传动机构46均连接于机架49上。
谐振体传动机构43根据定位传感器42的检测结果绕谐振体1的轴向转动谐振体1，以使得装配孔2朝向预设方向，该预设方向为第二方向，以便于抽头线3插入装配孔2。之后，第一抽头线传动机构45沿第一方向调整抽头线3与装配孔2的相对位置，第二抽头线传动机构46沿第二方向调整抽头线3与装配孔2的相对位置，进而使得第一线分段5能够插入到装配孔2。第三抽头线传动机构47绕第二方向传动抽头线3，使得第二线分段6与谐振体1的轴向保持预设角度，以完成抽头线3与谐振体1之间的预装，送丝机构48向装配孔2传动焊丝，焊接装置50将预装完成后的抽头线3与谐振体1焊接成一体。
例如，第二线分段6与谐振体1的轴向夹角为30度、60度等角度，本申请对此不作限制。
参阅图10，具体地，谐振体上料工位10进一步包括多个储料台11、上料台12和上料台传动机构13。
其中，多个储料台11沿竖直方向间隔设置，用于分别承载并水平传动多个储料托盘14，谐振体1放置于储料托盘14上。上料台12设置于多个储料台11的侧向。上料台传动机构13用于沿竖直方向传动上料台12，进而接收储料台11所传动出的储料托盘14，并将储料托盘14保持在预定高度，以供抓取装置30抓取谐振体1。
抓取装置30进一步从预装工位40抓取焊接后的谐振体1和抽头线3，并放置于上料台12上的储料托盘14，并进一步由上料台传动机构将储料托盘14送回至储料台11。
参阅图11，储料台11包括并排设置的多个辊筒110，储料托盘14承载于多个辊筒组成的平面上，多个辊筒接收动力驱动并水平传动储料托盘14。
例如，多个辊筒110由皮带传动连接，其中的一个辊筒110被电机所驱动。
具体地，储料台11包括两个辊筒110、位于两辊筒之间的承载板112及绕两辊筒110、承载板设置的传送带113，承载板112用于承载储料托盘14。更详细地，辊筒110连接于两安装板114之间，承载板112也与安装板114连接。
传动带113上放置有储料托盘14，辊筒110接收动力带动传送带113，传送带113带动储料托盘14沿承载板112向上料台12运动。
参阅图12上料台12的结构与储料台11的结构相识，上料台12接收储料台11所传动出的储料托盘14。
上料台12上还设有夹紧气缸120，夹紧气缸120用于定位夹紧储料托盘14于上料台12上。夹紧气缸120设置于上料台12接收储料托盘的所经过的轨迹的一侧。
上料台12朝向多个储料台11的一侧设置有多个过渡滚轮121，过渡滚轮121用于保持储料托盘14由储料台11向上料台12传动的过程中平稳过渡，防止储料托盘14倾斜而无法被传动到上料台12上。
上料台12朝向储料台11的一侧和远离储料台11的一侧均设有位置传感器122，位置传感器122用于检测储料托盘14的位置。进一步地，位置传感器122检测储料托盘14而发出的信号还用于控制上料台12及储料台11传动储料托盘14的启停。
上料台12上还连接有滑块123，谐振体上料工位10在竖直方向上设有与滑块123配合的导轨124，上料台传动机构13沿导轨124传动上料台12。
上料台传动机构13进一步包括两个链轮架130和绕两个链轮架130设置的链条133。
两个链轮架130设置于上料台12运动路径的两端，其包括转轴131和连接于转轴131两端的链轮132，其中一链轮架130还用于接收动力驱动。
链条133将两链轮架130上对应一端的链轮132连接，且链条133还与上料台12连接，进而链条133沿导轨124的安装方向传动上料台12。
上料台12运动路劲的两端还设置有限位传感器125。
具体地，谐振体上料工位10还包括机架15，链轮架130、限位传感器125、导轨124及安装上料台12的安装板均安装于机架15上。
例如，五个储料台11沿竖直方向间隔设置，上料台传动机构13沿竖直方向传动上料台12，使得上料台12对准储料台11后，接收自储料台11传动来的储料托盘14，并保持储料托盘14在一预设高度，并在储料托盘14内装满焊接好的成品后，上料台传动机构13再次将上料台12对准原储料台11（空置的储料台11），并将储料托盘14传动至储料台11。重复上述过程，直至所有储料托盘14上均装满成品，再更换储料托盘14及其内的谐振体1。
参阅图13，抽头线上料工位20包括第一传送机构21、视觉检测装置22，第一传送机构21用于承载并传动抽头线3，视觉检测装置22设置于第一传送机构21的侧边，用于检测识别抽头线3，以供抓取装置30抓取抽头线3。
抽头线上料工位20进一步包括第二传送机构23和收料盒24。
第二传送机构23与第一传送机构21层叠错位设置，且位于第一传送机构21的下方，使得第一传送机构21沿其传动方向超出第二传送机构23，进而未被视觉检测装置22识别的抽头线3得以落于第二传送机构23上，且第二传送机构23的传动方向与第一传送机构21的传动方向相反。
收料盒24设置于第二传送机构23的一端，即收料盒24设置于第二传送机构沿自身传动方向的尽头，收料盒24用于收存经第二传送机构23传送的抽头线3，减少物料的浪费。
第一传送机构21上沿其传动方向尽头的一侧连接有挡板25，挡板25用于防止抽头线3在掉落时飞溅，保证抽头线3落于第二传送机构23上。
收料盒24包括一体结构的盒体240和连接板241，连接板241用于与第二传送机构23连接，盒体240用于收存抽头线3。
具体地，第一传送机构21包括转轴210和绕两转轴210设置的皮带212，212皮带用于承载并传动抽头线3，转轴210用于接收动力驱动皮带212运动。
第二传动机构23的结构与第一传动机构21的结构相似，不再赘述。
视觉检测装置22包括支架220和连接于支架220上的视觉相机221，以使得视觉相机221位于第一传送机构21的正上方，便于其检测抽头线3的位置。
进一步地，第一传送机构21每次均运动预设距离，以传动抽头线3至视觉检测装置22的识别区域。该预设距离例如为视觉检测装置22的识别区域的长度。第二传送机构23始终保持传动，以实现对未被识别的抽头线3的回收。
例如，第一传送机构21的动力源为伺服电机，第二传动机构23的动力源为三相异步电机。
进一步地，视觉检测装置22在其识别区域内检测无符合识别特征的抽头线3时，还用于发出信号使得第一传送机构21运动预设距离，即驱动皮带212运动预设距离。即分析系统对视觉相机221采集的图像分析，得出该图像中无符合识别特征的抽头线3时，给控制中心发出信号，以控制开启第一传送机构21运动预设距离。
进一步地，视觉检测装置22还用于记录第一传动机构21的运动距离，并在第一传动机构21累计的运动距离达到上料区域长度时发出信号，以提示对抽头线3进行上料。即分析系统记录皮带212累计的运动距离达到上料区域长度时，发出信号提示上料。
参阅图1、图14，抓取装置30进一步包括谐振体抓取机构31、抽头线抓取机构32和工业机器人33，谐振体抓取机构31用于抓取谐振体1，抽头线抓取机构32用于抓取抽头线3，谐振体抓取机构31和抽头线抓取机构32均安装于工业机器人33的末端。工业机器人33用于带动谐振体抓取机构31从谐振体上料工位10抓取谐振体1，及带动抽头线抓取机构32从抽头线上料工位20抓取抽头线3，并传动至预装工位40。
参阅图15，谐振体抓取机构31包括抓取气缸310和两个抓指311，抓指311上设有对位柱312，抓取气缸310用于驱动两个抓指311相互并拢，进而两对位柱312并拢以对位插入谐振体1腔内，再驱动两个抓指311相互分离，使得对位柱312顶抵谐振体1内壁，以抓取谐振体1。
具体地，对位柱312为半圆柱，两对位柱312可并拢成圆柱，该圆柱对位插入空心筒体4的腔内，之后两个抓指311相互分离，对位柱312顶抵空心筒体4的内壁，以紧固谐振体1，进而可抓取谐振体1。
参阅图16，抽头线抓取机构32包括安装座320和连接于安装座320上的吸附件321，安装座320上具有与吸附件321连通的负压孔322，吸附件321用于吸附抽头线3。
吸附件321上具有容置槽323，负压孔322与容置槽323相通。本实施例中，容置槽323与第一线分段5或第二线分段6相匹配。
安装座320具有避让口324，两吸附件321对应于避让口324相邻的两边设置，且两容置槽323的延伸线在避让口324区域内相交。
例如，避让口324相邻的两边成直角状，且两吸附件321分别沿垂直于对应边的方向设置，使得两容置槽323对应容置并吸附第一线分段5、第二线分段6，以及抽头线夹持机构44从避让口324处夹持该抽头线3。
进一步地，安装座320上设有多个避让口324及对应有多个吸附件321，抽头线抓取机构32可抓取多个抽头线3。
抓取装置30还包括转接板34，谐振体抓取机构31及抽头线抓取机构32设置于转接板34的同一侧，转接板34的另一侧与工业机器人33连接。
转接板34上还设置有第一安装板340和第二安装板341，谐振体抓取机构31与第一安装板340连接，抽头线抓取机构32通过支撑柱343连接于第二安装板341上。
进而工业机器人33能够同时移动谐振体抓取机构31及抽头线抓取机构32，并分别抓取谐振体1和抽头线3。
进一步地，预装工位40数量为二，设置于焊接装置50的两侧。其中焊接装置50进一步包括焊机51和转台机构52，转台机构52用于转动焊机51以分别将两预装工位40上的抽头线1与谐振体3焊接成一体。
可知地，该自动焊接工作站100还包括控制装置，该控制装置分别与谐振体上料工位10、抽头线上料工位20、抓取装置30、预装工位40和焊接装置50通信连接，以控制各部件有序地完成各自的工作。该控制装置例如包括主机及多种传感器，该主机及多种传感器均是本技术领域人员常采用的电子电气产品，主机通过多种传感器收集的数据，给出反馈指令，以控制各部件配合将谐振体1和抽头线3焊接成一体。
再次参阅图1，进一步地，该自动焊接工作站100还包括防护围栏60，该防护围栏60上设有两个窗口，该两个窗口分别对应储料台11和收料盒24，以便于上下储料托盘14、回收抽头线3和对抽头线3进行上料。
区别于现有技术的情况，本申请公开了一种自动焊接工作站。通过采用谐振体上料工位、抽头线上料工位、预装工位、抓取装置和焊接装置，实现对谐振体、抽头线的抓取、定位对准、焊接的自动化，相比于人工完成上述工艺过程，本申请提供的自动焊接工作站，采用抓取装置实现抽头线、谐振体的自动上下料，采用预装工位实现将抽头线插入谐振体侧壁上的装配孔中，采用焊接装置将谐振体、抽头线焊接成一体，极大地减轻了人工作业量，提高了工作效率和安全性，有效提高了产品质量的一致性。
以上所述仅为本申请的实施例，并非因此限制本申请的专利范围，凡是利用本申请说明书及附图内容所作的等效结构或等效流程变换，或直接或间接运用在其他相关的技术领域，均同理包括在本申请的专利保护范围内。

Claims (18)

  1. 一种自动焊接工作站，其特征在于，包括：
    谐振体上料工位，用于存放待焊接的谐振体；
    抽头线上料工位，用于存放待焊接的抽头线；
    抓取装置，用于分别从所述谐振体上料工位和所述抽头线上料工位抓取所述谐振体和所述抽头线；
    预装工位，用于夹持所述抓取装置传送过来的所述谐振体和所述抽头线，并对所述谐振体和所述抽头线的相对位置进行调整，进而将所述抽头线插入所述谐振体的装配孔；
    焊接装置，用于将插入所述装配孔的所述抽头线与所述谐振体焊接成一体。
  2. 根据权利要求1所述的自动焊接工作站，其特征在于，所述预装工位包括：
    谐振体夹持机构，用于夹持所述谐振体；
    定位传感器，用于对所述装配孔的位置进行检测；
    谐振体传动机构，用于根据所述定位传感器的检测结果绕所述谐振体的轴向转动所述谐振体，以使得所述装配孔朝向预设方向；
    抽头线夹持机构，用于夹持所述抽头线；
    第一抽头线传动机构，用于沿第一方向传动所述抽头线夹持机构，进而沿所述谐振体的轴向调整所述抽头线与所述装配孔的相对位置；
    第二抽头线传动机构，用于沿垂直于所述第一方向的第二方向传动所述抽头线夹持机构，进而沿所述谐振体的径向调整所述抽头线与所述装配孔的相对位置。
  3. 根据权利要求2所述的自动焊接工作站，其特征在于，所述抽头线包括呈L形连接的第一线分段和第二线分段，其中所述预装工位进一步包括第三抽头线传动机构，用于绕所述第二方向传动所述抽头线，以使得在所述第一线分段插入到所述装配孔后，所述第二线分段与所述谐振体的轴向保持预设角度。
  4. 根据权利要求3所述的自动焊接工作站，其特征在于，所述抽头线夹持机构包括第一气缸和两个相对设置的第一夹指，所述第一气缸驱动两所述第一夹指相向运动，以夹持所述抽头线。
  5. 根据权利要求4所述的自动焊接工作站，其特征在于，所述第一夹指上设有第一线分槽和第二线分槽，所述第一线分槽用于夹持第一线分段，所述第二线分槽用于夹持第二线分段，两所述第一夹指配合可夹持不同规格的所述抽头线。
  6. 根据权利要求2所述的自动焊接工作站，其特征在于，所述预装工位进一步包括送丝机构，用于向所述装配孔传动焊丝。
  7. 根据权利要求2所述的自动焊接工作站，其特征在于，所述谐振体夹持机构包括第二气缸和两个相对设置的第二夹指，所述第二夹指上设有卡合槽，所述第二气缸驱动两所述第二夹指相向运动，使得两所述卡合槽可夹持不同规格的所述谐振体。
  8. 根据权利要求2所述的自动焊接工作站，其特征在于，所述第一抽头线传动机构包括电机和丝杆组件，所述电机驱动所述丝杆组件沿第一方向传动所述抽头线夹持机构。
  9. 根据权利要求8所述的自动焊接工作站，其特征在于，所述丝杆组件包括丝杆轴、丝杆推块和滑轨，所述滑轨内设有滑道，所述丝杆轴沿所述滑道设置，所述丝杆推块与所述丝杆轴连接且位于所述滑道内，所述丝杆轴接收动力驱动所述丝杆推块沿所述滑道运动；
    其中，所述第二抽头线传动机构与所述丝杆推块连接，随所述丝杆推块沿所述第一方向运动。
  10. 根据权利要求1所述的自动焊接工作站，其特征在于，所述谐振体上料工位进一步包括：
    多个储料台，所述多个储料台沿竖直方向间隔设置，用于分别承载并水平传动储料托盘，所述谐振体放置于所述储料托盘上；
    上料台，设置于所述多个储料台的侧向；
    上料台传动机构，用于沿所述竖直方向传动所述上料台，进而接收所述储料台所传动出的所述储料托盘，并将所述储料托盘保持在预定高度，以供所述抓取装置抓取所述谐振体。
  11. 根据权利要求10所述的自动焊接工作站，其特征在于，所述抓取装置进一步从所述预装工位抓取焊接后的所述谐振体和所述抽头线，并放置于所述上料台上的储料托盘，并进一步由所述上料台传动机构将所述储料托盘送回至所述储料台。
  12. 根据权利要求1所述的自动焊接工作站，其特征在于，所述抽头线上料工位包括：
    第一传送机构，用于承载并传动所述抽头线；
    视觉检测装置，设置于所述第一传送机构的侧边，用于检测识别所述抽头线，以供所述抓取装置抓取所述抽头线。
  13. 根据权利要求12所述的自动焊接工作站，其特征在于，所述抽头线上料工位进一步包括：
    第二传送机构，与所述第一传送机构层叠错位设置且位于所述第一传送机构的下方，进而未被所述视觉检测装置识别的所述抽头线得以落于所述第二传送机构上，且所述第二传送机构的传动方向与所述第一传送机构的传动方向相反；
    收料盒，设置于所述第二传送机构的一端，用于收存经所述第二传送机构传送的所述抽头线。
  14. 根据权利要求1所述的自动焊接工作站，其特征在于，所述抓取装置进一步包括：
    工业机器人；
    谐振体抓取机构，安装于所述工业机器人的末端，用于抓取所述谐振体；
    抽头线抓取机构，安装于所述工业机器人的末端，用于抓取所述抽头线。
  15. 根据权利要求14所述的自动焊接工作站，其特征在于，所述谐振体抓取机构包括抓取气缸和两个抓指，所述抓指上设有对位柱，所述抓取气缸用于驱动所述两个抓指相互并拢，进而两所述对位柱并拢以对位插入所述谐振体腔内，再驱动所述两个抓指相互分离，使得所述对位柱顶抵所述谐振体内壁，以抓取所述谐振体。
  16. 根据权利要求14所述的自动焊接工作站，其特征在于，所述抽头线抓取机构包括安装座和连接于所述安装座上的吸附件，所述安装座上具有与所述吸附件连通的负压孔，所述吸附件用于吸附所述抽头线。
  17. 根据权利要求16所述的自动焊接工作站，其特征在于，所述吸附件上具有容置槽，所述负压孔与所述容置槽相通；所述安装座具有避让口，两所述吸附件对应于所述避让口相邻的两边设置，且两所述容置槽的延伸线在所述避让口区域内相交。
  18. 根据权利要求1所述的自动焊接工作站，其特征在于，所述预装工位数量为二，设置于所述焊接装置的两侧；其中所述焊接装置进一步包括焊机和转台机构，所述转台机构用于转动所述焊机以分别将所述两预装工位上的所述抽头线与所述谐振体焊接成一体。
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