CN111571069A - Continuous wire feeding device and mechanical arm - Google Patents
Continuous wire feeding device and mechanical arm Download PDFInfo
- Publication number
- CN111571069A CN111571069A CN202010340450.0A CN202010340450A CN111571069A CN 111571069 A CN111571069 A CN 111571069A CN 202010340450 A CN202010340450 A CN 202010340450A CN 111571069 A CN111571069 A CN 111571069A
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- wire
- wire feeding
- conveying
- feeding
- frame
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Classifications
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- 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
-
- 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
- B23K9/00—Arc welding or cutting
- B23K9/12—Automatic feeding or moving of electrodes or work for spot or seam welding or cutting
- B23K9/133—Means for feeding electrodes, e.g. drums, rolls, motors
Abstract
The invention relates to a continuous wire feeding device, which comprises a conveying device, a feeding plate, a top frame and a wire conveying mechanism, wherein the conveying device comprises a conveying frame and a conveying belt, the conveying belt is transversely distributed at the top of the conveying frame and is in transmission connection with the conveying frame, a carrier plate is arranged on the conveying belt, and the conveying device further comprises a conveying belt switch for controlling the conveying belt to operate; the bottom end of the feeding plate is detachably arranged in an embedded groove formed in the top of the carrier plate; the top frame is positioned right above the thread conveying mechanism, and a propelling mechanism is arranged between the top frame and the conveying mechanism. The invention has the beneficial effects that: this wire feeding unit is arranged in the material loading process of welding wire among the welding process, after the welding wire in the pad in the flitch of going up in the correspondence finishes using, transmits the support plate in proper order through the conveyer belt for subsequent pad removes the below of defeated line mechanism along with the flitch, pad before the replacement, thereby can accomplish the change of pad in the short time, has promoted efficiency.
Description
Technical Field
The invention relates to the technical field of welding equipment, in particular to a continuous wire feeding device and a mechanical arm.
Background
The wire is used as a filler metal or as a conductive wire welding material, and is used as a filler metal in gas welding and gas tungsten arc welding, and is used as a filler metal in submerged arc welding, electroslag welding, and other gas metal arc welding.
The welding equipment that adopts generally need be equipped with wire drive feed unit at present and guarantees the transport of welded process welding wire, and the welding wire corresponds to coil on the pad, and the welding wire of every pad finishes using the back, all need to change the pad and wear to wind the welding wire, and whole change process is loaded down with trivial details relatively, and the dwell time overlength of change process welding has reduced efficiency.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides a continuous wire feeding device and a mechanical arm to solve the problems that the welding wire on a welding pad is used up, the process of replacing the welding pad and winding the welding wire is relatively complicated, and the consumed time is long in the welding process.
The technical scheme for solving the technical problems is as follows: a continuous wire feeding device, which comprises a conveying device, a feeding plate, a top frame and a wire conveying mechanism, wherein,
the conveying device comprises a conveying frame and a conveying belt, the conveying belt is transversely distributed at the top of the conveying frame and is in transmission connection with the conveying frame, a carrier plate is arranged on the conveying belt, and the conveying device further comprises a conveying belt switch used for controlling the conveying belt to run;
the bottom end of the feeding plate is detachably arranged in an embedded groove formed in the top of the carrier plate;
the top frame is positioned right above the wire conveying mechanism, and a propelling mechanism is arranged between the top frame and the conveying mechanism so as to control the wire conveying mechanism to move along the direction corresponding to the support plate to finish welding wire feeding;
the thread conveying mechanism comprises a fixed frame, a thread outlet guide pipe, a thread feeding wheel and a thread pressing wheel, wherein,
a wire feeding channel is arranged in the fixed frame along the vertical direction;
the wire outlet guide pipe is arranged at the wire outlet end of the wire feeding channel in the fixed frame;
the wire feeding guide pipe is arranged at the feed end of a wire feeding channel in the fixing frame, and a wire feeding detection sensor is also arranged on the wire feeding guide pipe;
the wire feeding wheel is arranged in the fixed frame and distributed on one side of the wire feeding channel;
the wire pressing wheel is arranged in the fixed frame and distributed on the other side of the wire feeding channel, and the wire pressing wheel and the wire feeding wheel are arranged oppositely;
and a driving mechanism connected with the wire feeding wheel is also arranged in the fixed frame so as to drive the wire feeding wheel to finish welding wire feeding.
Further, the propelling mechanism is an air cylinder, and a piston rod of the air cylinder is connected with the wire conveying mechanism.
Further, the wire feeding wheel and the wire pressing wheel are symmetrically distributed along the wire feeding channel.
Furthermore, the wire feeding channel and the wire outlet guide pipe are distributed along the same axial direction of the wire feeding guide pipe.
Further, the driving mechanism comprises a driving wheel and a motor, an output shaft of the motor is connected with the driving wheel through a coupler, and the driving wheel is in transmission connection with the wire feeding wheel.
Furthermore, a conduit is arranged in the middle of the top edge of the upper material plate along the vertical direction, and the bottom end of the conduit is open.
Further, the outer diameter of the tip of the wire guide is smaller than the inner diameter of the wire feed catheter so that the wire feed catheter axis slides along the end of the wire guide.
And the wire feeding end PLC is respectively connected with the conveyer belt switch, the air cylinder, the motor and the wire feeding detection sensor.
A mechanical arm comprises a mechanical arm body, and further comprises a support frame, a wire feeding pipe, a welding gun, a hose and the continuous wire feeding device of any one of the claims,
the wire feeding pipe and the welding gun are both arranged on the support frame, the discharge end of the wire feeding pipe is connected with the welding gun, and the wire feeding pipe is also provided with a wire outlet detection sensor;
two ends of the hose are respectively connected with the feed end of the wire feeding pipe and the discharge end of the wire discharge conduit.
Further, still include the equipment switch of welding end PLC controller and arm body, the PLC controller is connected with equipment switch and play silk detection sensor respectively.
The invention has the beneficial effects that: this wire feeding unit is arranged in the material loading process of welding wire among the welding process, adopt the unified pad of going up the flitch fixed, defeated line mechanism pulls the welding wire on the pad of flitch in the below and accomplishes the transport, can realize earlier when the welding wire in the pad in the corresponding flitch finishes using the back, transmit the support plate in proper order through the conveyer belt, make subsequent pad remove the below of defeated line mechanism along with last flitch, the pad before the replacement, thereby can accomplish the change of pad in the short time, and the efficiency is promoted.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural diagram of a feeding plate according to the present invention;
FIG. 3 is a schematic structural diagram of a thread feeding mechanism according to the present invention;
FIG. 4 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 5 is a schematic view of the working structure of the continuous wire feeding device according to the present invention;
fig. 6 is a schematic view of the working structure of the robot arm of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. the wire feeding device comprises a conveying device, 101, a conveying frame, 102, a conveying belt, 103, a carrier plate, 103a, a caulking groove, 104, a conveying belt switch, 2, a feeding plate, 201, a conduit, 3, a top frame, 4, a wire conveying mechanism, 41, a fixing frame, 411, a wire feeding channel, 42, a wire discharging guide pipe, 43, a wire feeding guide pipe, 43a, a wire feeding detection sensor, 44, a wire feeding wheel, 45, a wire pressing wheel, 46, a driving mechanism, 461, a driving wheel, 462, a motor, 5, a propelling mechanism, 6, a mechanical arm body, 7, a supporting frame, 71, a wire feeding pipe, 71a wire discharging detection sensor, 8, a welding gun, 9, a hose, 10, a welding pad, 11, a wire feeding end PLC controller, 12, a welding end PLC controller, 13 and an equipment switch.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
The invention provides the following examples
Referring to fig. 1-3, a continuous wire feeding device includes a feeding device 1, a feeding plate 2, a top frame 3, and a wire feeding mechanism 4, wherein,
the conveying device 1 comprises a conveying frame 101 and a conveying belt 102, the conveying belt 102 is transversely distributed at the top of the conveying frame 101 and is in transmission connection with the conveying frame 101, a carrier plate 103 is arranged on the conveying belt 101, and the conveying device 1 further comprises a conveying belt switch 104 for controlling the conveying belt 102 to operate;
the bottom ends of the upper material plates 2 are detachably mounted in caulking grooves 103a formed in the top of the carrier plate 103, wherein the bonding pads 10 in the welding process are sequentially fixed on the plurality of upper material plates 2;
further, go up flitch 2's top and install conduit 201 along vertical direction in the middle part, after pad 10 is fixed to last flitch 2, need take out the end of welding wire to vertical upwards placing guarantees in the welding wire can accurately enter into defeated line mechanism 4, adopts conduit 201 fixed end, guarantees that pad 10 removes the in-process, and the position of end can not change, conduit 201's bottom is uncovered form, can fill in conduit 201 with the end accuracy of welding wire after making things convenient for staff's installation pad 10 in.
The top frame 3 is positioned right above the wire conveying mechanism 4, a propelling mechanism 5 is arranged between the top frame 3 and the conveying mechanism 4 to control the wire conveying mechanism 4 to move along the direction corresponding to the carrier plate 103 to finish welding wire feeding, and the distance between the whole wire conveying mechanism 4 and the feeding plate 2 below is changed to control the welding wires on the bonding pads 10 to enter the wire conveying mechanism 4 to finish feeding;
the propelling mechanism 5 is preferably an air cylinder, a piston rod of the air cylinder is connected with the thread conveying mechanism 4, and the thread conveying mechanism 4 moves through the stretching of the air cylinder.
The thread delivering mechanism 4 comprises a fixing frame 41, a thread outlet conduit 42, a thread feeding conduit 43, a thread feeding wheel 44 and a thread pressing wheel 45, wherein,
a wire feeding channel 411 is arranged in the fixed frame 41 along the vertical direction;
the wire outlet conduit 42 is arranged at the material outlet end of the wire feeding channel 411 in the fixed frame 41;
the wire feeding guide tube 43 is installed at the feeding end of the wire feeding channel 411 in the fixing frame 41, the wire feeding guide tube 43 is further provided with a wire feeding detection sensor 43a, the wire feeding detection sensor 43a is used for detecting whether a welding wire exists in the wire feeding guide tube 43, so as to determine whether to replace the bonding pad 10, and the wire feeding detection sensor 43a may be one of a photoelectric sensor, a distance sensor or a sensor capable of detecting whether a welding wire exists in the wire feeding guide tube 43 or a welding wire shielding property sensor;
further, the wire feeding channel 411 and the wire outlet conduit 42 are both distributed along the same axial direction of the wire feeding conduit 43, so that the welding wire can accurately enter from the wire feeding conduit 43 and be conveyed to the wire outlet conduit 42 along the wire feeding channel 411 in the welding wire conveying process.
Further, the outer diameter of the top end of the wire conduit 201 is smaller than the inner diameter of the wire feeding guide tube 43, so that the axis of the wire feeding guide tube 43 slides along the end of the wire conduit 201 and enters the wire feeding guide tube 43 through the wire conduit 201, thereby ensuring that the end of the welding wire can be accurately conveyed to the wire feeding channel 411 of the wire conveying mechanism 4.
The wire feeding wheel 44 is installed in the fixing frame 41 and distributed on one side of the wire feeding channel 411;
Further, in this embodiment, the wire feeding wheel 44 and the wire pressing wheel 45 are provided with two sets, wherein the two sets of wire feeding wheels 44 and the two wire pressing wheels 45 are symmetrically distributed along the wire feeding channel 411 respectively, so that the welding wire is more stably fed along the wire feeding channel 411 through the wire feeding wheel 44 and the wire pressing wheel 45, and meanwhile, the welding wire is not easy to bend.
The fixing frame 41 is also provided with a driving mechanism 46 connected with the wire feeding wheel 44 to drive the wire feeding wheel 44 to complete the wire feeding.
Referring to fig. 2, the length of the welding wire inside the conduit 201 is preserved to ensure that the end of the welding wire enters the wire feeding wheel 44 of the wire feeding channel 411 to ensure the normal feeding of the welding wire.
Preferably, the driving mechanism 46 includes a driving wheel 461 and a motor 462, an output shaft of the motor 462 is connected with the driving wheel 461 through a coupling, the driving wheel 461 is in transmission connection with the two sets of wire feeding wheels 44, wherein an axis of the driving wheel 461 is located on a symmetrical axis of the two sets of wire feeding wheels 44, so as to ensure that the two sets of wire feeding wheels 44 can synchronously run to complete the conveying of the welding wire.
With reference to FIG. 5
Further, the continuous wire feeding device further comprises a wire feeding end PLC controller 11, the wire feeding end PLC controller 11 is respectively connected with the conveyer belt switch 104, the air cylinder, the motor 462 and the wire feeding detection sensor 43a, in the process of feeding the welding wire, whether the welding wire exists in the wire feeding guide pipe 43 is firstly detected through the wire feeding detection sensor 43a, if the property of the welding wire is not detected, the information that the welding wire of the welding pad is used is fed back to the PLC controller 11, at the moment, the PLC controller 11 controls the air cylinder to contract to separate the whole wire conveying mechanism 4 from the feeding plate 4, then the conveyer belt switch 104 is controlled and the conveyer belt 102 is directionally moved for a specified distance, a new welding pad 10 is moved to the lower part of the wire conveying mechanism 4 along with the feeding plate 2, then the air cylinder is controlled to extend, so that the welding wire enters the wire conveying mechanism 4, thereby realizing the quick replacement of the welding pad 10, and further finishing the replacement, the efficiency is improved.
Referring to fig. 1 and 4, a robot arm includes a robot arm body 1, and further includes a support frame 7, a wire feeding pipe 71, a welding gun 8, a hose 9 and the continuous wire feeding device according to any one of claims 1 to 8, which are disposed on the robot arm body 1, wherein,
the wire feeding pipe 71 and the welding gun 8 are both arranged on the support frame 7, the discharge end of the wire feeding pipe 71 is connected with the welding gun 8, a wire outlet detection sensor 71a is further arranged on the wire feeding pipe 71, and the wire outlet detection sensor 71a can be one of a photoelectric sensor, a distance sensor or a sensor capable of detecting whether a welding wire shielding property exists in the wire feeding guide pipe 43;
the two ends of the hose 9 are respectively connected with the feeding end of the wire feeding pipe 71 and the discharging end of the wire discharging conduit 42.
With reference to FIG. 6
Further, still include equipment switch 13 of welding end PLC controller 12 and arm body 1, PLC controller 12 is connected with equipment switch 13 and play silk detection sensor 71a respectively, whether has the welding wire in the wire feeding pipe 71 through a detection sensor 71a that goes out, when no welding wire in the wire feeding pipe 7, control equipment switch 13 through PLC controller 12 and interrupt to stop the welding, then start control equipment switch 13 again after waiting for follow-up welding wire to supply and continue to accomplish the welding.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A continuous wire feeding device is characterized by comprising a conveying device (1), a feeding plate (2), a top frame (3) and a wire conveying mechanism (4),
the conveying device (1) comprises a conveying frame (101) and a conveying belt (102), wherein the conveying belt (102) is transversely distributed at the top of the conveying frame (101) and is in transmission connection with the conveying frame (101), a carrier plate (103) is arranged on the conveying belt (101), and the conveying device (1) further comprises a conveying belt switch (104) for controlling the conveying belt (102) to operate;
the bottom end of the feeding plate (2) is detachably arranged in a caulking groove (103a) formed in the top of the carrier plate (103);
the top frame (3) is positioned right above the wire conveying mechanism (4), and a propelling mechanism (5) is arranged between the top frame (3) and the conveying mechanism (4) to control the wire conveying mechanism (4) to move along the direction corresponding to the support plate (103) to finish welding wire feeding;
the thread conveying mechanism (4) comprises a fixing frame (41), a thread outlet guide pipe (42), a thread feeding guide pipe (43), a thread feeding wheel (44) and a thread pressing wheel (45), wherein,
a wire feeding channel (411) is arranged in the fixed frame (41) along the vertical direction;
the wire outlet guide pipe (42) is arranged at the material outlet end of a wire feeding channel (411) in the fixed frame (41);
the wire feeding guide pipe (43) is arranged at the feeding end of a wire feeding channel (411) in the fixing frame (41), and a wire feeding detection sensor (43a) is arranged on the wire feeding guide pipe (43);
the wire feeding wheel (44) is arranged in the fixed frame (41) and distributed on one side of the wire feeding channel (411);
the wire pressing wheel (45) is arranged in the fixed frame (41) and distributed on the other side of the wire feeding channel (411), and the wire pressing wheel (45) and the wire feeding wheel (44) are arranged oppositely;
and a driving mechanism (46) connected with the wire feeding wheel (44) is further arranged in the fixed frame (41) to drive the wire feeding wheel (44) to complete welding wire feeding.
2. The continuous wire feeder according to claim 1, wherein the advancing mechanism (5) is a cylinder, and a piston rod of the cylinder is connected to the wire feeding mechanism (4).
3. The continuous wire feeder according to claim 1, wherein the wire feed wheel (44) and the wire pinch wheel (45) are symmetrically distributed along the wire feed channel (411).
4. Continuous wire feeder according to claim 1, characterised in that the wire feed channel (411), the wire outlet conduit (42) are both distributed coaxially along the wire feed conduit (43).
5. The continuous wire feeder of claim 1, wherein the drive mechanism (46) includes a drive wheel (461) and a motor (462), an output shaft of the motor (462) is coupled to the drive wheel (461) via a coupling, and the drive wheel (461) is drivingly coupled to the wire feed wheel (44).
6. The continuous wire feeder according to claim 1, wherein the top edge of the upper plate (2) is provided with a conduit (201) along the middle part in the vertical direction, and the bottom end of the conduit (201) is open.
7. The continuous wire feeder of claim 6, wherein the wire conduit (201) has a tip outer diameter that is smaller than an inner diameter of the wire feed conduit (43) to allow the wire feed conduit (43) axis to slide along the end of the wire conduit (201).
8. The continuous wire feeder according to any one of claims 1-7, further comprising a wire feeding end PLC controller (11), wherein the wire feeding end PLC controller (11) is connected to the conveyor switch (104), the cylinder, the motor (462), and the wire feeding detection sensor (43a), respectively.
9. A mechanical arm comprises a mechanical arm body (1), and is characterized by further comprising a support frame (7), a wire feeding pipe (71), a welding gun (8), a hose (9) and the continuous wire feeding device of any one of claims 1 to 8, which are arranged on the mechanical arm body (1),
the wire feeding pipe (71) and the welding gun (8) are both arranged on the support frame (7), the discharge end of the wire feeding pipe (71) is connected with the welding gun (8), and a wire outlet detection sensor (71a) is further arranged on the wire feeding pipe (71);
two ends of the hose (9) are respectively connected with the feed end of the wire feeding pipe (71) and the discharge end of the wire discharging conduit (42).
10. A robot arm according to claim 9, further comprising a welding end PLC controller (12) and an equipment switch (13) of the robot arm body (1), wherein the PLC controller (12) is respectively connected with the equipment switch (13) and the wire outlet detection sensor (71 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010340450.0A CN111571069B (en) | 2020-04-26 | 2020-04-26 | Continuous wire feeding device and mechanical arm |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010340450.0A CN111571069B (en) | 2020-04-26 | 2020-04-26 | Continuous wire feeding device and mechanical arm |
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| CN111571069A true CN111571069A (en) | 2020-08-25 |
| CN111571069B CN111571069B (en) | 2022-04-22 |
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| CN202010340450.0A Active CN111571069B (en) | 2020-04-26 | 2020-04-26 | Continuous wire feeding device and mechanical arm |
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Cited By (3)
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| CN112719526A (en) * | 2021-01-18 | 2021-04-30 | 陕西帕源路桥建设有限公司 | Wire feeding device of welding machine |
| WO2022041751A1 (en) * | 2020-08-28 | 2022-03-03 | 南京涵曦月自动化科技有限公司 | Welding rod holding mechanism for welding robot and use method therefor |
| TWI765454B (en) * | 2020-12-09 | 2022-05-21 | 台達電子工業股份有限公司 | Tin wire feeding system |
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| Publication number | Publication date |
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| CN111571069B (en) | 2022-04-22 |
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