CN104162981A - Five-axis supersonic plastic spot-welding machine - Google Patents
Five-axis supersonic plastic spot-welding machine Download PDFInfo
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- CN104162981A CN104162981A CN201310207140.1A CN201310207140A CN104162981A CN 104162981 A CN104162981 A CN 104162981A CN 201310207140 A CN201310207140 A CN 201310207140A CN 104162981 A CN104162981 A CN 104162981A
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Abstract
The invention discloses a five-axis supersonic plastic spot-welding machine. According to the five-axis supersonic plastic spot-welding machine, a welding head assembly is in a floating connection relationship with a movable crossbeam by a horizontal sliding pair, the movable crossbeam is in a floating connection relationship with a gantry-type movable frame stand-column by a vertical sliding pair, a gantry-type movable frame is in a floating connection relationship with a device base by the horizontal sliding pair, an ultrasound head is driven by a driver to carry out three-dimensional numerical control displacement along three directions of X, Y and Z, a work bench comprises a cradle and a rotation disc, the rotation disc is in a floating connection relationship with the cradle by a C-direction rotation pair and is driven to carry out numerical control rotation around a C axis by the driver, the cradle is directly hinged to the base by a horizontal rotation pair and is driven to carry out numerical control rotation around a horizontal hinging rotation axle by the driver, and a workpiece on the rotation disc simultaneously rotates around the horizontal hinging rotation axle and the C axis along with the cradle so that rotation of the ultrasound head and the workpiece relative to the five axes is realized. Through structure optimization, a price is reduced. The five-axis supersonic plastic spot-welding machine is suitable for multi-point fast automatic welding of a three-dimensional space curved face and can fast satisfy novel product welding requirements only through program modification and realize flexible manufacturing.
Description
Affiliated technical field
The present invention relates to a kind of mash welder, be especially applicable to the intelligent flexible multi-axis ultrasonic ripple plastics mash welder of three-dimensional space curved surface multi-point welding.
Background technology
Ultrasonic Plastic mash welder is a kind of traditional welding equipment, is applicable to single-point or multiple spot and repeats welding, at present, known Ultrasonic Plastic mash welder mainly contains two classes, one class is hand-held ultrasound plastics mash welders, facilitates the multi-point welding on three-dimensional space curved surface, and problem is that welding quality is unstable, another kind of is auto-ultrasonic plastics mash welders, there is welding parameter consistent, the advantages such as welding quality stable, be aided with two-dimension translational portal frame (or two-dimension translational workbench), can also realize plane multiple spot automatic welding, difficulty is larger but will on an automatic equipment, to realize multi-point welding on three-dimensional space curved surface, mainly contain at present two kinds of methods, first method is to set up many auto-ultrasonic plastics mash welders in the different azimuth of a set of equipment simultaneously, the method welding efficiency is very high, but there are three problems: first equipment manufacturing cost is high, it two is that soldering tip between different azimuth is interfered and limited its use, its three is to lack flexibility, once product upgrades, equipment scrapping, the second method that realizes multiple spot automatic welding on three-dimensional space curved surface is to adopt multiaxis welding manipulator, multiaxis welding manipulator generally has 5～6 frees degree, both can simulate people's arm and realize three-dimensional space curved surface welding operation, there is again the stability of the welding quality of auto-ultrasonic plastics mash welder, and have advantages of that quick adaptation product upgrades, on automation, intelligent basis, realize flexibility, on technological layer, see and say very perfect, be that this multiaxis welding manipulator involves great expense, be difficult to popularization and application.
Summary of the invention
In order to overcome the deficiency of existing Ultrasonic Plastic mash welder, the invention provides a kind of 5 axle Ultrasonic Plastic mash welders, the advantage of comprehensive cradle-type 5 shaft mechanical machining centers and planer-type 5 shaft mechanical machining centers, design in conjunction with operation principle and the stress characteristic innovation structure of Ultrasonic Plastic mash welder again, realizing 5 shaft-driven its costs that simultaneously make significantly declines, even far below multiaxis welding manipulator, in addition, compare multiaxis welding machine manipulator and can also significantly reduce occupation of land space, further reduce cost of investment from soil and factory building aspect.
The technical solution adopted for the present invention to solve the technical problems is: soldering tip assembly is by moving horizontally secondary and moved cross beam floating connection, and is driven and do horizontal numerical control displacement along X-axis by digital controlled driver; Moved cross beam passes through vertical moving sets and planer-type movable machine frame column floating connection, and is driven and do lifting displacement along W axle by driver; Planer-type movable machine frame is by moving horizontally secondary and plant bottom case floating connection, and driven and do horizontal numerical control displacement along Y-axis by digital controlled driver; Workbench is made up of cradle and rotating disk, rotating disk by C to revolute pair and cradle floating connection, and by digital controlled driver drive rotate around C Shaft and NC Machining Test; The present invention assigns whole base as cradle support, the vertical cutting plane of base by the hinged rotating shaft core of cradle is U character form structure, U word A/F is greater than workpiece and frock width thereof, the U word opening degree of depth is greater than the cradle radius of gyration, pair is direct and base is hinged by horizontally rotating for cradle, and drive and rotate around horizontally hinged rotating shaft numerical control by digital controlled driver, the rotating disk on cradle also synchronously rotates around hinged rotating shaft with cradle, and C axle and the described horizontally hinged rotating shaft of cradle are orthogonal all the time.When work, first by workpiece, need welding some around C axle with dial rotation, the normal of this point is in X-Z (or Y-Z) plane, and then rotation cradle, make the normal parallel of this point in Z axis, simultaneously along X-axis and Y-axis translation sound head to this pad, adjust up and down moved cross beam height along W axle again, make sound head height and position in suitable welding stroke, finally drive sound head to move down along Z axis and can complete welding, in fact aforementioned multiple action can synchronously be carried out under hands-off prerequisite, to improve welding efficiency, multiple solder joints are used to driven by program successively, just pointwise completes fast, after product upgrades, as long as update routine just can adapt to new product welding requirements fast.
Cradle-type workbench has vertical putting and horizontal two kinds of mounting means on base: vertical to put cradle hinged to jointed shaft and base by B, and drive and rotate to jointed shaft around B by digital controlled driver, rotating disk on cradle is driven and is rotated around C axle by digital controlled driver, and synchronously rotates to jointed shaft around B with cradle; Horizontal cradle is hinged to jointed shaft and base by A, and is driven and rotated to jointed shaft around A by digital controlled driver, and the rotating disk on cradle is driven and rotated around C axle by digital controlled driver, and synchronously rotates to jointed shaft around A with cradle.
Definition " X, Y, Z axis " is to be based upon the linear axis that cartesian coordinate is fastened, and meets right-hand rule.Taking vertical 5 axle Ultrasonic Plastic mash welders as example, the trunnion axis that definition X-axis is left and right directions, the trunnion axis that Y-axis is fore-and-aft direction, Z axis is vertical axes.
Definition " Z axis " is main shaft, and Z axis overlaps with sound head center line, and this peripheral hardware " W axle " is parallel with Z axis.
Definition " A, B, C axle " is rotating shaft, and A axle axis parallel is in X-axis, and B axle axis parallel is in Y-axis, and C axle axle center is perpendicular to A axle (or B axle) axle center.Taking vertical 5 axle Ultrasonic Plastic mash welders as example, vertical put cradle and rotate around Y-axis as basic rotating shaft using B axle, C axle is as floating rotating axle, and its axle center remains and the mutual grade separation in B axle axle center, the rotation of B axle can change the orientation of C axle, and the rotation of C axle does not change the orientation of B axle; Horizontal cradle rotates around X-axis as basic rotating shaft using A axle, and C axle is as floating rotating axle, and its axle center remains and the mutual grade separation in A axle axle center, and the rotation of A axle can change the orientation of C axle, and the rotation of C axle does not change the orientation of A axle.
Soldering tip assembly is made up of ram, weld cylinder, sound head and fixed mount thereof, sound head fixed mount is by vertical moving sets and ram floating connection, weld cylinder is fixed on ram top, its piston rod is connected to sound head fixed mount top, when sound head is adjusted to behind the position that is applicable to welding, drive sound head to complete welding along Z axis is descending by weld cylinder; Also can substitute weld cylinder with spring, spring is placed between ram harmony head frame connects, and when sound head is adjusted to behind the position that is applicable to welding, drives ram descending and complete welding by Spring driving sound head along Z axis is descending by W axle driver drives moved cross beam.
Preferably W axial displacement adopts lead screw pair and cylinder tandem drive, sound head can directly be fixed on and on ram, form soldering tip assembly like this, weld cylinder harmony head frame on economization soldering tip assembly and vertically moving sets, improve the mobility of sound head and reduce equipment manufacturing cost, W spindle motor is positioned at weld cylinder top, and the two tail connects tail, weld cylinder piston-rod lower end is connected with moved cross beam, W axle lead screw pair nut is arranged on fixed cross beam, W spindle motor is by vertical moving sets and moved cross beam floating connection, W spindle motor welds air cylinder driven moved cross beam along W axial displacement by the series connection of W axle lead screw pair, allow weld cylinder to be inverted and install, now W spindle motor tail end is connected with cylinder piston rod, and weld cylinder tail end is connected with moved cross beam, also allowing W spindle motor and weld cylinder to be inverted installs, now weld cylinder piston rod is arranged on fixed cross beam, and W spindle motor is positioned at cylinder below, and with cylinder tail, tail is connected, W spindle motor drives moved cross beam by lead screw pair again, but described inversion is installed effect not as aforementioned formal dress effect.
More preferably W axial displacement adopts lead screw pair and spring tandem drive, W spindle motor front end is arranged on downwards on fixed cross beam, W spindle motor front end connects leading screw, described spring inside diameter is greater than leading screw external diameter and is less than feed screw nut circumscribed circle diameter, spring one end is connected with feed screw nut, the other end is connected with moved cross beam, W axle lead screw pair nut is by vertical moving sets and moved cross beam floating connection, when sound head is adjusted to behind the position that is applicable to welding, W spindle motor welds Spring driving moved cross beam along W axial displacement by W axle lead screw pair series connection Z axis, after contact workpiece, the reaction force of sound head overcomes Z axis welding spring pressure and completes setting pressure welding along Z axis displacement, lead screw pair is more simpler than lead screw pair and cylinder tandem drive structure with spring tandem drive structure, and cost is lower.
When institute's welding product hour, W axial displacement can also adopt single-stage air cylinder driven or multi-stage cylinder tandem drive, single-stage drives cylinder to be arranged on fixed cross beam, piston rod be connected with moved cross beam; Or piston rod connects secondary cylinder, secondary cylinder is connected with moved cross beam, can also connect by that analogy third level cylinder, and single-stage or multi-stage cylinder tandem drive cost are lower.While adopting multi-stage cylinder tandem drive, cylinder strokes at different levels not etc., can not closed down partial cylinders, as required to raise the efficiency.
Described motor " front end " refers to motor output shaft one end, otherwise is " tail end "; Described cylinder " front end " refers to cylinder piston rod one end, otherwise is " tail end ".
" sound head " generally refers in particular to the acoustic mold of contact weld workpiece, and for convenience of describing, " sound head " described here both comprised acoustic mold, also comprised ultrasonic transducer and ultrasonic transformer.
Because sound head is not subject to side force, and longitudinally (Z-direction) is stressed also less, preferably adopt two optical axises (to comprise solid optical axis and hollow optical axis, preferably hollow optical axis) as the column of planer-type movable machine frame and double as the lifting moving pair of moved cross beam, so the movable machine frame of lightweight processing can further improve the mobility of sound head and reduce equipment manufacturing cost.
Preferably moved cross beam adopts riser structure, namely by an edge-on installation of cut deal, the moved cross beam forming up and down height (the former width of cut deal) much larger than front and back width (cut deal original thickness), the moved cross beam height of large-size can ensure himself upper and lower warp resistance intensity, can strengthen two groups of X-axis and move horizontally pair span between the upper and lower, improve ram torsional strength simultaneously.
More preferably adopt shaped steel to do moved cross beam, wherein especially with middle sheet cold-bending channel-section steel and clod wash unequal angle the best, ensureing under moved cross beam rigidity and ram torsional strength prerequisite, this structure movement crossbeam weight is lighter, cost is lower, mobility is better.
Described cut deal gauge is 5～30 millimeters, and described middle lamella thickness is of a size of 2～8 millimeters.
Described " the vertical cutting plane of base by the hinged rotating shaft core of cradle is U character form structure " comprises bottom connecting cross beam and hinged rotating shaft core downward projection is overlapping and two kinds of situations of dislocation, preferably its bottom connecting cross beam and the dislocation of hinged rotating shaft core, it is vertical that to put cradle hinged to jointed shaft and base by B, the connecting cross beam left and right dislocation of base bottom is to dodge turntable rotation height space, horizontal cradle is hinged to jointed shaft and base by A, base bottom connecting cross beam front-back staggered, to dodge turntable rotation height space, can further reduce device height like this.
Preferably from the hinged shaft axis direction of cradle, base is convex shape structure, the hinged rotating shaft of cradle is positioned at protruding high point, portal frame slide position is lower than the hinged rotating shaft position of cradle, convex shape structure can alleviate base weight to greatest extent, reduce equipment cost, can also avoid moved cross beam and portal frame slide height to interfere simultaneously.
Described " guide pin bushing " includes but not limited to oilless bearing and linear ball bearing.
Because all linear axis motions all act on sound head, cradle-type workbench does not have linear axis motion, and directly using base as cradle support, therefore this equipment has minimum volume, not only reduce its cost, also significantly reduce and take up an area space, further reduce cost of investment from soil and factory building aspect.
The invention has the beneficial effects as follows: realizing under the prerequisite of three-dimensional space curved surface intelligent multipoint flexible welding, significantly reduce equipment cost, significantly reduce and take up an area space simultaneously, be beneficial to universal.
Brief description of the drawings
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural principle front view of first specific embodiment of the present invention.
Fig. 2 is the side direction view of Fig. 1; Fig. 3 is that the F of Fig. 1 is to cutaway view.
Fig. 4 is the structural principle front view of second specific embodiment of the present invention.
Fig. 5 is the side direction view of Fig. 4; Fig. 6 is that the F of Fig. 4 is to cutaway view.
Fig. 7 is the structural principle front view of the 3rd specific embodiment of the present invention.
Fig. 8 is the side direction view of Fig. 7; Fig. 9 is the cutaway view of Fig. 7.
Figure 10 is the structural principle front view of the 4th specific embodiment of the present invention.
1. bases in figure, 2.Y is to moving sets, 3. portal frame slide, 4. optical axis column is held concurrently W to moving sets, 5.X axle lead screw pair, 6. moved cross beam, 7.X is to moving sets, 8. fixed cross beam, 9.W spindle motor, 10.W axle lead screw pair, 11.Z axle weld cylinder, 12. rams, 13.X axle servomotor, 14.Y axle servomotor, 15.Y axle tooth bar pair, 16. sound heads, 17. rotating disks, 18. cradles, 19.B is to jointed shaft, 20.C axle servomotor, 21. workpiece, 22.B axle servomotor, 23.A is to jointed shaft, 24.A axle servomotor, 25.A axle worm gear, 26.Z axle welding spring, 27.W axle drives cylinder.
Detailed description of the invention
In Fig. 1, Fig. 2 and Fig. 3, X-axis is left and right horizontal linear axis, and Y-axis is front and back horizontal linear axles, and Z axis is upper and lower vertical straight bobbin, and W axle is parallel to Z axis, and B axle is basic rotating shaft, and B axle is parallel to Y-axis, and C axle is floating rotating axle, and C axle is perpendicular to B axle; Soldering tip assembly is made up of ram (12), Z axis weld cylinder (11), sound head (16) and fixed mount thereof, and sound head fixed mount passes through vertical moving sets and ram floating connection, and is driven along Z axis displacement by Z axis weld cylinder; On vertical plate type moved cross beam (6), there are two groups of X of upper and lower parallel arrangement to moving sets (7), ram, and is driven along X-axis numerical control displacement by X-axis lead screw pair (5) by X-axis servomotor (13) to moving sets and moved cross beam floating connection by X; Portal frame is by portal frame slide (3), optical axis column (4, hold concurrently W to moving sets) and top fixed cross beam (8) formation, moved cross beam by W to moving sets (4) and gantry pillar floating connection, W axle lead screw pair (10) nut is fixedly connected with moved cross beam, and W spindle motor (9) drives moved cross beam along W axial displacement by W axle lead screw pair; On base (1), there are two groups of Y-direction moving sets (2) of left and right parallel arrangement, portal frame passes through Y-direction moving sets and base floating connection, and is driven along Y-axis numerical control displacement by Y-axis tooth bar pair (15) by Y-axis servomotor (14); Cradle-type workbench is made up of cradle (18) and rotating disk (17), and rotating disk, and is rotated around C Shaft and NC Machining Test by C axle servomotor (20) driving to revolute pair and cradle floating connection by C; The present invention is whole base as cradle support, and base is middle short side well construction, is U character form structure by B to the vertical cutting plane of base in jointed shaft (19) axle center, and U word A/F is greater than disk diameter, and the U word opening degree of depth is greater than rotating disk radius; Cradle is directly hinged with base to jointed shaft by B, and is rotated to jointed shaft numerical control around B by B axle servomotor (22) driving; Rotating disk on cradle also synchronously rotates around hinged rotating shaft with cradle, and C axle and the described horizontally hinged rotating shaft of cradle are orthogonal all the time.When work, first that point that needs welding on workpiece (21) is rotated around C axle, the normal of this point is in X-Z plane, rotate to jointed shaft around B again, make the normal parallel of this point in Z axis, simultaneously along X-axis and Y-axis translation sound head to this pad, adjust up and down moved cross beam height along W axle again, make sound head height and position in suitable welding stroke, finally drive sound head to move down and can complete welding along Z axis by Z axis weld cylinder, in fact aforementioned multiple action can synchronously be carried out under hands-off prerequisite, to improve welding efficiency, multiple solder joints are used to driven by program successively, just pointwise completes multi-point welding fast, after product upgrades, as long as update routine just can adapt to new product welding requirements fast.
In Fig. 4, Fig. 5 and Fig. 6, X-axis is left and right horizontal linear axis, and Y-axis is front and back horizontal linear axles, and Z axis is upper and lower vertical straight bobbin, and W axle is parallel to Z axis, and A axle is basic rotating shaft, and A axle is parallel to X-axis, and C axle is floating rotating axle, and C axle is perpendicular to A axle; Soldering tip assembly is made up of ram (12) and sound head (16); In employing, sheet cold-bending channel-section steel does moved cross beam (6), on this moved cross beam, there are two groups of X of upper and lower parallel arrangement to moving sets (7), ram, and is driven along X-axis numerical control displacement by X-axis lead screw pair (5) by X-axis servomotor (13) to moving sets and moved cross beam floating connection by X; Portal frame is by portal frame slide (3), optical axis column (4, hold concurrently W to moving sets) and top fixed cross beam (8) formation, moved cross beam by W to moving sets (4) and gantry pillar floating connection, W spindle motor (9) is positioned at Z axis weld cylinder (11) top, and the two tail connects tail, Z axis weld cylinder piston-rod lower end is connected with moved cross beam, W axle lead screw pair (10) nut is arranged on fixed cross beam, and W spindle motor drives moved cross beam along W axial displacement by W axle lead screw pair series connection Z axis weld cylinder; On base (1), there are two groups of Y-direction moving sets (2) of left and right parallel arrangement, portal frame passes through Y-direction moving sets and base floating connection, and is driven along Y-axis numerical control displacement by Y-axis tooth bar pair (15) by Y-axis servomotor (14); Cradle-type workbench is made up of cradle (18) and rotating disk (17), and rotating disk, and is rotated around C Shaft and NC Machining Test by C axle servomotor (20) driving to revolute pair and cradle floating connection by C; The present invention assigns whole base as cradle support, base is middle short side well construction, be that (base bottom connecting cross beam front-back staggered is to dodge turntable rotation height space for U character form structure by A to the vertical cutting plane of base in jointed shaft (23) axle center, can further reduce like this device height), U word A/F is greater than disk diameter, and the U word opening degree of depth is greater than rotating disk radius; Cradle is directly hinged with base to jointed shaft by A, and is rotated to jointed shaft numerical control around A by A axle servomotor (24) driving; Rotating disk on cradle also synchronously rotates around hinged rotating shaft with cradle, and C axle and the described horizontally hinged rotating shaft of cradle are orthogonal all the time.When work, first that point that needs welding on workpiece (21) is rotated around C axle, the normal of this point is in Y-Z plane, rotate to jointed shaft around A again, make the normal parallel of this point in Z axis, simultaneously along X-axis and Y-axis translation sound head to this pad, adjust up and down moved cross beam height along W axle again, make sound head height and position in suitable welding stroke, finally drive moved cross beam to drive sound head to move down and can complete welding along Z axis by Z axis weld cylinder, in fact aforementioned multiple action can synchronously be carried out under hands-off prerequisite, to improve welding efficiency, multiple solder joints are used to driven by program successively, just pointwise completes multi-point welding fast, after product upgrades, as long as update routine just can adapt to new product welding requirements fast.
In Fig. 7, Fig. 8 and Fig. 9, X-axis is left and right horizontal linear axis, and Y-axis is front and back horizontal linear axles, and Z axis is upper and lower vertical straight bobbin, and W axle is parallel to Z axis, and A axle is basic rotating shaft, and A axle is parallel to X-axis, and C axle is floating rotating axle, and C axle is perpendicular to A axle, soldering tip assembly is made up of ram (12) and sound head (16), in employing, sheet cold-bending unequal angle does moved cross beam (6), on this moved cross beam, there are two groups of X of upper and lower parallel arrangement to moving sets (7), ram, and is driven along X-axis numerical control displacement by X-axis lead screw pair (5) by X-axis servomotor (13) to moving sets and moved cross beam floating connection by X, portal frame is by portal frame slide (3), optical axis column (4, hold concurrently W to moving sets) and top fixed cross beam (8) formation, moved cross beam by W to moving sets (4) and gantry pillar floating connection, Z axis welding spring (26) upper end is connected with W axle lead screw pair (10) nut lower end, spring lower end is connected with moved cross beam, W axle lead screw pair nut is by vertical moving sets and moved cross beam floating connection, W spindle motor (9, now need numerical-control motor) weld Spring driving moved cross beam along W axial displacement by W axle lead screw pair series connection Z axis, after contact workpiece, the reaction force of sound head overcomes Z axis welding spring pressure and completes setting pressure welding along Z axis displacement, on base (1), there are two groups of Y-direction moving sets (2) of left and right parallel arrangement, portal frame passes through Y-direction moving sets and base floating connection, and is driven along Y-axis numerical control displacement by Y-axis tooth bar pair (15) by Y-axis servomotor (14), cradle-type workbench is made up of cradle (18) and rotating disk (17), and rotating disk, and is rotated around C Shaft and NC Machining Test by C axle servomotor (20) driving to revolute pair and cradle floating connection by C, the present invention assigns whole base as cradle support, from A to jointed shaft axis direction, base is convex shape structure, A is positioned at protruding high point to jointed shaft, portal frame slide (3) position lower than A to jointed shaft position, convex shape structure can alleviate base weight to greatest extent, reduces equipment cost, can also avoid moved cross beam (6) and portal frame slide height to interfere simultaneously, be U character form structure by A to the vertical cutting plane of base in jointed shaft (23) axle center, U word A/F is greater than workpiece (21) and frock width thereof, the U word opening degree of depth is greater than the cradle radius of gyration, cradle is directly hinged with base to jointed shaft by A, and is rotated to jointed shaft numerical control around A by A axle worm gear (25) driving by A axle servomotor (24), rotating disk on cradle also synchronously rotates around hinged rotating shaft with cradle, and C axle and the described horizontally hinged rotating shaft of cradle are orthogonal all the time.
In Figure 10, soldering tip assembly is made up of ram (12) and sound head (16), in employing, sheet cold-bending unequal angle does moved cross beam (6), portal frame is by portal frame slide (3), optical axis column (4, hold concurrently W to moving sets) and top fixed cross beam (8) formation, moved cross beam by W to moving sets (4) and gantry pillar floating connection, W axle drives cylinder (27) front end to be arranged on fixed cross beam downwards, Z axis weld cylinder (11) front end drives cylinder lower end piston rod to be connected with W axle, Z axis weld cylinder tail end is connected with moved cross beam, W axle drives cylinder and Z axis weld cylinder tandem drive moved cross beam along W axial displacement, and drive that sound head is descending completes welding.Select W axle to drive cylinder stroke larger, Z axis weld cylinder stroke is less, by closing down one of them cylinder, can combine following 4 kinds of combined schedules, the different type of drive of height different choice of welding position as required, reach optimum working efficiency, welding position from low to high sequential combination is: 1. W axle drives cylinder to be parked in extended position, and only Z axis weld cylinder is flexible; 2. Z axis weld cylinder is parked in extended position, and only W axle drives Telescopic-cylinder; 3. Z axis weld cylinder is parked in retracted position, and only W axle drives Telescopic-cylinder; 4. W axle drives cylinder to be parked in retracted position, and only Z axis weld cylinder is flexible.
Claims (9)
1. 5 axle Ultrasonic Plastic mash welders, are made up of soldering tip assembly, workbench and frame, it is characterized in that: soldering tip assembly is by moving horizontally secondary and moved cross beam floating connection, and are driven and do horizontal numerical control displacement along X-axis by digital controlled driver; Moved cross beam passes through vertical moving sets and planer-type movable machine frame column floating connection, and is driven and do lifting displacement along W axle by driver; Planer-type movable machine frame is by moving horizontally secondary and plant bottom case floating connection, and driven and do horizontal numerical control displacement along Y-axis by digital controlled driver; Workbench is made up of cradle and rotating disk, rotating disk by C to revolute pair and cradle floating connection, and by digital controlled driver drive rotate around C Shaft and NC Machining Test; Cradle is secondary directly hinged with base by horizontally rotating, and is rotated around horizontally hinged rotating shaft numerical control by digital controlled driver driving, and C axle and the described horizontally hinged rotating shaft of cradle are orthogonal all the time.
2. 5 axle Ultrasonic Plastic mash welders according to claim 1, is characterized in that: moved cross beam adopts riser structure, and by an edge-on installation of cut deal, the moved cross beam forming is up and down highly much larger than front and back width.
3. 5 axle Ultrasonic Plastic mash welders according to claim 1, is characterized in that: adopt shaped steel to do moved cross beam, include but not limited to middle sheet cold-bending channel-section steel and middle sheet cold-bending unequal angle.
4. 5 axle Ultrasonic Plastic mash welders according to claim 1, it is characterized in that: sound head is directly fixed on and on ram, forms soldering tip assembly, W spindle motor is positioned at weld cylinder top, and the two tail connects tail, Z axis weld cylinder piston-rod lower end is connected with moved cross beam, W axle lead screw pair nut is arranged on fixed cross beam, and W spindle motor drives moved cross beam along W axial displacement by W axle lead screw pair series connection Z axis weld cylinder; Allow weld cylinder to be inverted and install, also allow W Shaft and NC Machining Test motor and Z axis weld cylinder to be inverted and install.
5. 5 axle Ultrasonic Plastic mash welders according to claim 1, it is characterized in that: sound head is directly fixed on and on ram, forms soldering tip assembly, W spindle motor front end is arranged on downwards on fixed cross beam, Z axis welding spring inside diameter is greater than leading screw external diameter and is less than feed screw nut circumscribed circle diameter, Z axis welding spring one end is connected with silk letter nut, the other end is connected with moved cross beam, and W spindle motor welds Spring driving moved cross beam along W axial displacement by W axle lead screw pair series connection Z axis.
6. 5 axle Ultrasonic Plastic mash welders according to claim 1, it is characterized in that: sound head is directly fixed on and on ram, forms soldering tip assembly, W axial displacement adopts single-stage air cylinder driven or multi-stage cylinder tandem drive, and single-stage drives cylinder to be arranged on fixed cross beam, piston rod be connected with moved cross beam; Or elementary cylinder is arranged on fixed cross beam, elementary cylinder piston rod connects secondary cylinder, and secondary cylinder is connected with moved cross beam; Or secondary cylinder piston rod connects final stage cylinder, and final stage cylinder is connected with moved cross beam; While adopting multi-stage cylinder tandem drive, cylinder strokes at different levels are not etc.
7. 5 axle Ultrasonic Plastic mash welders according to claim 1, is characterized in that: adopt two optical axises as the column of planer-type movable machine frame and double as the lifting moving pair of moved cross beam, described optical axis column comprises solid optical axis and hollow optical axis.
8. 5 axle Ultrasonic Plastic mash welders according to claim 1, it is characterized in that: the vertical cutting plane of base by the hinged rotating shaft core of cradle is U character form structure, comprise that bottom connecting cross beam and hinged rotating shaft core downward projection are overlapping and the two kinds of situations that misplace, U word A/F is greater than workpiece and frock width thereof, and the U word opening degree of depth is greater than the cradle radius of gyration.
9. 5 axle Ultrasonic Plastic mash welders according to claim 1, is characterized in that: from the hinged shaft axis direction of cradle, base is convex shape structure, the hinged rotating shaft of cradle is positioned at protruding high point, and portal frame slide position is lower than the hinged rotating shaft position of cradle.
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| CN201310207140.1A CN104162981A (en) | 2013-05-18 | 2013-05-18 | Five-axis supersonic plastic spot-welding machine |
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| CN201310207140.1A CN104162981A (en) | 2013-05-18 | 2013-05-18 | Five-axis supersonic plastic spot-welding machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105172128A (en) * | 2015-08-28 | 2015-12-23 | 武汉泰宇汽车零部件有限公司 | Ultrasonic welding machine with multiple welding heads |
| CN108480835A (en) * | 2018-05-28 | 2018-09-04 | 必诺机械（东莞）有限公司 | A kind of flexible ultrasonic wave welding equipment |
| CN108527449A (en) * | 2018-05-29 | 2018-09-14 | 汽-大众汽车有限公司 | A kind of manipulator analog platform |
| CN112404685A (en) * | 2020-11-23 | 2021-02-26 | 苏州德拉乐电梯有限公司 | Spot welding processingequipment of elevator door plant |
-
2013
- 2013-05-18 CN CN201310207140.1A patent/CN104162981A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105172128A (en) * | 2015-08-28 | 2015-12-23 | 武汉泰宇汽车零部件有限公司 | Ultrasonic welding machine with multiple welding heads |
| CN105172128B (en) * | 2015-08-28 | 2018-02-09 | 武汉泰宇汽车零部件有限公司 | Multi-head ultrasonic welding machine |
| CN108480835A (en) * | 2018-05-28 | 2018-09-04 | 必诺机械（东莞）有限公司 | A kind of flexible ultrasonic wave welding equipment |
| CN108527449A (en) * | 2018-05-29 | 2018-09-14 | 汽-大众汽车有限公司 | A kind of manipulator analog platform |
| CN112404685A (en) * | 2020-11-23 | 2021-02-26 | 苏州德拉乐电梯有限公司 | Spot welding processingequipment of elevator door plant |
| WO2022104879A1 (en) * | 2020-11-23 | 2022-05-27 | 苏州德拉乐电梯有限公司 | Spot welding processing device for elevator door panels |
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Application publication date: 20141126 |