CN204724989U - Stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition - Google Patents
Stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition Download PDFInfo
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- CN204724989U CN204724989U CN201520279309.9U CN201520279309U CN204724989U CN 204724989 U CN204724989 U CN 204724989U CN 201520279309 U CN201520279309 U CN 201520279309U CN 204724989 U CN204724989 U CN 204724989U
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Abstract
The utility model discloses stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition, comprise installation underframe, described installation underframe is separately installed with manipulation case and X-axis walking mechanism, described X-axis walking mechanism is provided with Y-axis walking mechanism, described Y-axis walking mechanism installs Z axis walking mechanism, described Z axis walking mechanism is provided with R axle rotating mechanism and laser displacement sensor, described R axle rotating mechanism is provided with staight shank welding gun, described manipulation case by circuit respectively with X-axis walking mechanism, Y-axis walking mechanism, Z axis walking mechanism, R axle rotating mechanism is connected with laser displacement sensor.Thus can detect by more accurate welding track, structure is more flexible.
Description
Technical field
The utility model relates to automatic welding machine, particularly relates to stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition.
Background technology
Stiffener at the bottom of container is generally the quadrangle plate of non-bending, or the L shaped plate part after bending; Determined by manufacture crafts such as end stiffener punching press, bendings, there is larger error in the size of end stiffener, be the plate of 300mm for length, scale error can reach 5mm; Before welding end stiffener by automation equipment, workman is needed first end stiffener spot welding to be fixed on container.Because container itself exists position error, the position that also can there is the end stiffener during workman's spot welding is inconsistent, so actual welds also can change.When employing is welded based on rectangular coordinate system four axle robot, walk even if control welding gun in strict accordance with track, also can because of reasons such as wire bendings, welding wire cannot aim at weld seam.
Utility model content
The utility model provides stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition.Have and carry out rim detection to each limit of end stiffener, the welding track obtained is more accurate; Time required for welding track extracts is shorter, the rhythm of production feature faster of production line.
In order to achieve the above object, the technical solution of the utility model is: stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition, comprise installation underframe, described installation underframe is separately installed with manipulation case and X-axis walking mechanism, described manipulation case is provided with touch-screen, described X-axis walking mechanism is provided with Y-axis walking mechanism, described Y-axis walking mechanism installs Z axis walking mechanism, described Z axis walking mechanism is provided with R axle rotating mechanism and laser displacement sensor, described R axle rotating mechanism is provided with staight shank welding gun, described manipulation case by circuit respectively with X-axis walking mechanism, Y-axis walking mechanism, Z axis walking mechanism, R axle rotating mechanism is connected with laser displacement sensor.
Described X-axis walking mechanism comprises the X-axis base plate being installed on and installing underframe, described X-axis base plate is separately installed with retainer, X-axis motor and line slideway, described line slideway is provided with and X-axis slide block, described X-axis slide block is provided with Y-axis walking mechanism and feed screw nut, state on retainer and be provided with X-axis screw mandrel, described X-axis screw mandrel is connected with feed screw nut with X-axis motor respectively.
Described Y-axis walking mechanism comprises being installed on X-axis slide block and is separately installed with Y-axis assembly, Y-axis A-frame, described Y-axis assembly comprises the Y-axis installing rack be installed on X-axis slide block, described Y-axis installing rack is provided with Y-axis guide rail, Y-axis screw mandrel and y-axis motor, described Y-axis guide rail is provided with Y-axis slide block, described Y-axis slide block is provided with Y-axis feed screw nut and Z axis walking mechanism, described y-axis motor is connected with Y-axis screw mandrel by Y-axis plum blossom shaft joint, and described Y-axis screw mandrel is connected with Y-axis feed screw nut.
Described Z axis walking mechanism comprises the Z axis installing rack be installed in Y-axis walking mechanism, described Z axis installing rack is provided with Z axis guide rail, Z axis motor and synchronizing wheel, the rotating shaft of described Z axis motor is provided with driving wheel, between described driving wheel and synchronizing wheel, Timing Belt is installed, described Z axis guide rail is provided with Z axis slide block, described Z axis slide block is provided with clamping device, laser displacement sensor and R axle rotating mechanism, described clamping device is clipped on Timing Belt.
Described R axle rotating mechanism comprises the R spindle motor and rotating shaft that are installed on Z axis slide block, and described R spindle motor is connected with rotating shaft by star reductor, described rotating shaft is provided with staight shank welding gun.
Described X-axis slide block is provided with limit switch.
The beneficial effects of the utility model are: the utility model is by comprising installation underframe, described installation underframe is separately installed with manipulation case and X-axis walking mechanism, described X-axis walking mechanism is provided with Y-axis walking mechanism, described Y-axis walking mechanism installs Z axis walking mechanism, described Z axis walking mechanism is provided with R axle rotating mechanism and laser displacement sensor, described R axle rotating mechanism is provided with staight shank welding gun, and described manipulation case is connected with laser displacement sensor with X-axis walking mechanism, Y-axis walking mechanism, Z axis walking mechanism, R axle rotating mechanism respectively by circuit.Thus can detect by more accurate welding track, structure is more flexible.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of X-axis walking mechanism of the present utility model and Y-axis walking mechanism;
Fig. 3 is the structural representation of Y-axis assembly of the present utility model;
Fig. 4 is the structural representation of Z axis walking mechanism of the present utility model and R axle rotating mechanism.
Detailed description of the invention
Embodiment 1
Stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition as Figure 1-4, comprise and underframe 1 is installed, described installation underframe 1 is separately installed with manipulation case 2 and X-axis walking mechanism 4, described manipulation case 2 is provided with touch-screen 29, described X-axis walking mechanism 4 is provided with Y-axis walking mechanism 5, described Y-axis walking mechanism 5 installs Z axis walking mechanism 6, described Z axis walking mechanism 6 is provided with R axle rotating mechanism 7 and laser displacement sensor 8, described R axle rotating mechanism 7 is provided with staight shank welding gun 34, described manipulation case 2 by circuit respectively with X-axis walking mechanism 4, Y-axis walking mechanism 5, Z axis walking mechanism 6, R axle rotating mechanism 7 is connected with laser displacement sensor 8.Thus make structure more flexible.
Described X-axis walking mechanism 4 comprises the X-axis base plate 9 being installed on and installing underframe 1, described X-axis base plate 9 is separately installed with retainer 10, X-axis motor 11 and line slideway 12, described line slideway 12 is provided with and X-axis slide block 13, described X-axis slide block 13 is provided with Y-axis walking mechanism 5 and feed screw nut 17, state on retainer 10 and be provided with X-axis screw mandrel 14, described X-axis screw mandrel 14 is connected with feed screw nut 17 with X-axis motor 11 respectively.
Described Y-axis walking mechanism 5 comprises being installed on X-axis slide block 13 and is separately installed with Y-axis assembly 15, Y-axis A-frame 16, described Y-axis assembly 15 comprises the Y-axis installing rack 18 be installed on X-axis slide block 13, described Y-axis installing rack 18 is provided with Y-axis guide rail 19, Y-axis screw mandrel 20 and y-axis motor 21, described Y-axis guide rail 19 is provided with Y-axis slide block 22, described Y-axis slide block 22 is provided with Y-axis feed screw nut and Z axis walking mechanism 6, described y-axis motor 21 is connected with Y-axis screw mandrel 20 by Y-axis plum blossom shaft joint 23, and described Y-axis screw mandrel 20 is connected with Y-axis feed screw nut.
Described Z axis walking mechanism 6 comprises the Z axis installing rack 24 be installed in Y-axis walking mechanism 5, described Z axis installing rack 24 is provided with Z axis guide rail 25, Z axis motor 26 and synchronizing wheel 33, the rotating shaft of described Z axis motor is provided with driving wheel, Timing Belt 27 is installed between described driving wheel and synchronizing wheel 33, described Z axis guide rail 25 is provided with Z axis slide block 28, described Z axis slide block 28 is provided with clamping device, laser displacement sensor 8 and R axle rotating mechanism 7, described clamping device is clipped on Timing Belt 27.
Described R axle rotating mechanism 7 comprises the R spindle motor 29 and rotating shaft 30 that are installed on Z axis slide block 28, and described R spindle motor 29 is connected with rotating shaft 30 by star reductor 31, and described rotating shaft 30 is provided with staight shank welding gun 34.
Described X-axis slide block 13 is provided with limit switch 35.
A kind of three-dimensional weld joint recognition method, comprises the following steps:
1) input the theoretical size of workpiece on the touchscreen and gather walking interval and gather total kilometres;
2) system is according to theoretical size, determines two scanning positions on every bar limit;
3) first enterprising line scanning of scanning position first on Article 1 limit, system is by control X and Y-axis, movable sensor is to the starting point of scanning, after arriving sweep starting point, if this limit is parallel with X-axis, then control Y-axis band dynamic sensor to scan to predetermined direction, if this limit is parallel with Y-axis, then controls X-axis band dynamic sensor and scan to predetermined direction;
4) simultaneously according to the acquisition interval that touch-screen is arranged, in scanning process, the welding gun in the Z-axis direction gathering a sequence from workpiece distance and preserve, then calculate from this data sequence comprise coordinate in XY plane and in the Z-axis direction welding gun from the weld edge point of the distance of workpiece;
After completing the scanning of first marginal point on Article 1 limit, system is again by control X and Y-axis, and movable sensor to the starting point of second the marginal point scanning on Article 1 limit, and identifies the 2nd marginal point;
5) after the scanning of two marginal points completing Article 1 limit, then two marginal points of next are scanned, repeat with this, until two marginal points on all limits have scanned;
6) according to 2 three-dimensional edges points on every bar limit, actual edge straight line is determined;
7) obtain every two adjacent straight lines intersection point in the plane again, form the seam track in a closed plane.
8) after completing weld seam recognition, the trace information of weld seam is saved in system, and then system moves the actual path starting point that welding gun arrives Article 1 limit, starts welding by four-axle linked along actual path; After the welding completing Article 1 limit, then weld next limit, until all welded.Thus can detect by more accurate welding track.
Claims (6)
1. stiffener automatic welding device at the bottom of the container with three-dimensional weld seam recognition, it is characterized in that: comprise and underframe (1) is installed, described installation underframe (1) is separately installed with manipulation case (2) and X-axis walking mechanism (4), described manipulation case (2) is provided with touch-screen (29), described X-axis walking mechanism (4) is provided with Y-axis walking mechanism (5), described Y-axis walking mechanism (5) is upper installs Z axis walking mechanism (6), described Z axis walking mechanism (6) is provided with R axle rotating mechanism (7) and laser displacement sensor (8), described R axle rotating mechanism (7) is provided with staight shank welding gun (34), described manipulation case (2) by circuit respectively with X-axis walking mechanism (4), Y-axis walking mechanism (5), Z axis walking mechanism (6), R axle rotating mechanism (7) is connected with laser displacement sensor (8).
2. stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition according to claim 1, it is characterized in that: described X-axis walking mechanism (4) comprises the X-axis base plate (9) being installed on and installing underframe (1), described X-axis base plate (9) is separately installed with retainer (10), X-axis motor (11) and line slideway (12), described line slideway (12) is provided with and X-axis slide block (13), described X-axis slide block (13) is provided with Y-axis walking mechanism (5) and feed screw nut (17), state on retainer (10) and X-axis screw mandrel (14) is installed, described X-axis screw mandrel (14) is connected with feed screw nut (17) with X-axis motor (11) respectively.
3. stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition according to claim 1 or 2, it is characterized in that: described Y-axis walking mechanism (5) comprises being installed on X-axis slide block (13) and is separately installed with Y-axis assembly (15), Y-axis A-frame (16), described Y-axis assembly (15) comprises the Y-axis installing rack (18) be installed on X-axis slide block (13), described Y-axis installing rack (18) is provided with Y-axis guide rail (19), Y-axis screw mandrel (20) and y-axis motor (21), described Y-axis guide rail (19) is provided with Y-axis slide block (22), described Y-axis slide block (22) is provided with Y-axis feed screw nut and Z axis walking mechanism (6), described y-axis motor (21) is connected with Y-axis screw mandrel (20) by Y-axis plum blossom shaft joint (23), described Y-axis screw mandrel (20) is connected with Y-axis feed screw nut.
4. stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition according to claim 1, it is characterized in that: described Z axis walking mechanism (6) comprises the Z axis installing rack (24) be installed in Y-axis walking mechanism (5), described Z axis installing rack (24) is provided with Z axis guide rail (25), Z axis motor (26) and synchronizing wheel (33), the rotating shaft of described Z axis motor is provided with driving wheel, Timing Belt (27) is installed between described driving wheel and synchronizing wheel (33), described Z axis guide rail (25) is provided with Z axis slide block (28), described Z axis slide block (28) is provided with clamping device, laser displacement sensor (8) and R axle rotating mechanism (7), described clamping device is clipped on Timing Belt (27).
5. stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition according to claim 1, it is characterized in that: described R axle rotating mechanism (7) comprises the R spindle motor (29) and rotating shaft (30) that are installed on Z axis slide block (28), described R spindle motor (29) is connected with rotating shaft (30) by star reductor (31), described rotating shaft (30) is provided with staight shank welding gun (34).
6. stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition according to claim 3, is characterized in that: described X-axis slide block (13) is provided with limit switch (35).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520279309.9U CN204724989U (en) | 2015-05-04 | 2015-05-04 | Stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition |
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| CN201520279309.9U CN204724989U (en) | 2015-05-04 | 2015-05-04 | Stiffener automatic welding device at the bottom of a kind of container with three-dimensional weld seam recognition |
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| CN204724989U true CN204724989U (en) | 2015-10-28 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858531A (en) * | 2015-05-04 | 2015-08-26 | 绍兴汉立工业自动化科技有限公司 | Container bottom reinforced plate automatic welding device with three dimensional weld recognition |
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- 2015-05-04 CN CN201520279309.9U patent/CN204724989U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858531A (en) * | 2015-05-04 | 2015-08-26 | 绍兴汉立工业自动化科技有限公司 | Container bottom reinforced plate automatic welding device with three dimensional weld recognition |
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