Ironing integrated full-automatic folding device
Technical Field
The invention relates to the technical field of clothing packaging, in particular to a ironing and ironing integrated full-automatic folding device.
Background
The existing clothes folding is mostly semi-automatic folding, the clothes are directly folded through equipment without being processed, folds on the clothes not only affect the appearance, but also affect the folding effect, and some clothes which are just produced may be too hard, the clothes are directly folded, the clothes are difficult to fold and form, and the clothes can be damaged;
when the clothes are folded, the more complex the motion track is, the less ideal the folding effect of the clothes is, the less ideal the folding qualification rate of the clothes is, the shape of the folded clothes can not be unified, and the neatness of the clothes delivery is affected;
clothes all should scald the clothes and press before folding the packing, make the level and smooth easy folding that the clothes becomes, scald now and press mostly to scald the manual work and press, the cost of labor is high, it is slow to scald the efficiency of pressing, and scalds and can not directly fold after pressing, so a lot of clothing factories have just given up this one step, directly fold the clothes, and the article after the clothes is folded is poor mutually, in order to reduce the cost of labor, has also reduced the price that the clothes dispatched from the factory.
Based on the above, the invention designs a full-automatic folding device integrating ironing and pressing to solve the problems.
Disclosure of Invention
The invention aims to provide a ironing and pressing integrated full-automatic folding device, which solves the problem that ironing and pressing are not performed before folding clothes in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an ironing integrated full-automatic folding device comprises a machine cabinet, a machine frame, a first conveying device, a second conveying device, an ironing device, two side folding devices and a transverse folding device, the top of the frame is fixedly provided with a first conveying device, one end of the frame is fixedly connected with one end of a second conveying device, the second conveying device is fixedly arranged on a working frame of the machine cabinet, the ironing device is arranged above the first conveying device and is fixedly arranged on the machine frame, the second conveying device is fixedly provided with a two-side folding device and a transverse folding device, after the clothes are ironed on the first conveying device, the clothes flow to the second conveying device to be folded at two sides and then transversely folded, the folded clothes are ironed with the folds before being folded, the folded clothes are more attractive in shape, and the ironed clothes are more convenient to fold.
As a further technical scheme of the invention, the first transmission device comprises a first longitudinal transmission device, a second longitudinal transmission device and a transverse transmission device, the first longitudinal transmission device is fixedly installed on one side of the top of the rack, the second longitudinal transmission device is fixedly installed on the other side of the top of the rack, the transverse transmission device is arranged between the first longitudinal transmission device and the second longitudinal transmission device, the transverse transmission device is fixedly installed on the top of the rack, one end of the transverse transmission device is provided with a photoelectric sensor and is fixedly installed on the top of the rack, when the photoelectric sensor senses clothes, the first transmission device operates, the first longitudinal transmission device and the second longitudinal transmission device drive the clothes to operate, force is applied to two sides of the clothes to enable the clothes to unfold towards two sides, and the transverse transmission device drives the clothes to be transmitted in the main direction, by changing the rotating speed of the first longitudinal transmission device and the second longitudinal transmission device, the force applied to two sides of the clothes can be changed, so that the clothes can be ironed more uniformly, and the ironed clothes can be unfolded and can be conveniently folded at the back.
As a further technical scheme of the invention, the ironing device comprises a ball screw pressing device, a roller fixing frame, a large roller, a small roller, a head inlet roller, a steam supply fixing block, a steam supply pipe, steam branch pipes, a steam head, an elastic bearing seat and a steam nozzle, wherein the ball screw pressing device is fixedly arranged at two sides of a frame, the steam supply fixing block is fixedly arranged at two ends of the top of the ball screw pressing device, the steam supply fixing block is arranged at the top of the steam supply fixing block, the bottom of the steam supply fixing block is fixedly connected with the top of the roller fixing frame, the steam supply pipe is fixed in a steam supply pipe channel, an air inlet of the steam supply pipe channel is in pneumatic connection with an air supply port of the steam head, the steam branch pipes are arranged at two sides of the top of the roller fixing frame, the steam branch pipe is in gas connection with a gas branch port of the steam supply pipe, a gas outlet head of the steam branch pipe extends to the roller fixing frame to be in gas connection with the steam spray head, a plurality of steam spray heads are arranged on two sides of the bottom of the roller fixing frame, a head inlet roller is movably arranged at one end of the roller fixing frame, a plurality of large rollers are movably arranged on two sides of the roller fixing frame through elastic bearing seats, a small roller channel is arranged at the middle end of the bottom of the roller fixing frame, a plurality of small rollers are movably arranged in the small roller channel through the elastic bearing seats, a photoelectric sensing device is arranged at the ironing device, when clothes are operated to stop a first conveying device below the ironing device, a ball screw rod is pressed downwards to drive the roller fixing frame to descend, after the large rollers and the small rollers are in press fit with the clothes, the steam device supplies gas to the steam supply pipe from the steam head, the, the first conveying device moves back and forth to iron the clothes, the ball screw pressing device ascends after the clothes are ironed back and forth, the clothes flow to the second conveying device through the first conveying device, and the head feeding roller is used for guiding the clothes to move to the position below the roller fixing frame.
As a further technical scheme of the invention, the two-side folding device comprises a lifting cylinder, a lifting cylinder guide limiting device, a lifting cylinder fixing block, a pushing cylinder base, an air supply block and a lateral pressing device, wherein the lifting cylinder fixing block is fixedly arranged at two sides of the second conveying device, a cylinder body of the lifting cylinder is fixedly arranged at one side of the lifting cylinder fixing block, two ends of the lifting cylinder are respectively provided with the lifting cylinder guide limiting device and are fixed on the lifting cylinder fixing block, a piston rod of the lifting cylinder is fixedly connected with the bottom of the pushing cylinder base, a lifting rod of the lifting cylinder guide limiting device is fixedly connected with the bottom of the pushing cylinder base, the top of the pushing cylinder base is fixedly provided with the air supply block, the top of the air supply block is fixedly provided with the pushing cylinder, the piston rod of the pushing cylinder is fixedly provided with the lateral pressing device, after the clothes are conveyed to the upper parts of the two-side folding devices through the second conveying device, the second conveying device stops moving, the lifting air cylinder is lifted to lift the two sides of the clothes, the air cylinder is pushed, the rear lifting air cylinder descends a little bit to push repeatedly, the lateral pressing devices are driven to press the two sides of the clothes, after the two sides are folded, the lifting air cylinder is lifted, the pushing air cylinder retracts, the lifting air cylinder descends, and the second conveying device rotates.
As a further technical scheme of the invention, the transverse folding device comprises a slope conveyor belt, a pusher, a press-fitting roller and a line sensor, the slope conveyor belt is arranged above the second conveying device and is fixedly arranged at two sides of the second conveying device, two ends of the slope conveyor belt are respectively provided with a roller slide rail, two ends of the press-fitting roller are respectively and fixedly provided with a slide shaft, the press-fitting roller is movably arranged on the roller slide rails through the slide shafts, the pusher is fixedly arranged at two sides of the second conveying device, a pushing head of the pusher is fixedly connected with the slide shafts, one side of the second conveying device is provided with a line sensor mounting groove, the line sensor is fixedly arranged in the line sensor mounting groove, when the upper end of the clothing is conveyed onto the slope conveyor belt through the conveyor belt, and the line sensor senses the clothing, the slope conveyor belt and the, the pusher pushes the press-fitting roller, the press-fitting roller presses the middle end of the clothing, the slope conveyor belt runs in the reverse direction, the second conveying device runs, the clothing is folded from the middle end and passes through the press-fitting roller, the clothing is folded transversely successfully, the movement track of the transverse folding device is simple, the clothing cannot be greatly deviated, the movement track is complex, the clothing is easily deviated when being folded, and the folding position of the clothing can be changed by changing the position of the line sensor mounting groove.
As a further technical scheme of the invention, the rotating directions of the first longitudinal transmission device and the second longitudinal transmission device are always opposite, so that the clothes can be unfolded towards two sides.
As a further technical scheme of the invention, the lateral pressing device comprises a pressing fixed block, a lateral pressing roller, an elastic device, lateral steam nozzles, a sliding barrel, wherein the pressing fixed block is fixedly arranged on a piston rod of a pushing cylinder, the two ends of the pressing fixed block are respectively provided with the elastic device, the two ends of the lateral pressing roller are fixedly provided with a rotating shaft, the rotating shafts are movably arranged on a bearing seat at one end of the elastic device, the lateral pressing roller is movably arranged at the two ends of the pressing fixed block through the elastic device, one side of the pressing fixed block is provided with a plurality of lateral steam nozzles, the top of the pressing fixed block is movably provided with a plurality of sliding barrels, a sliding air pipe is arranged in the air supply block, one side of the air supply block is provided with the steam nozzles, an air outlet of the steam nozzles is in pneumatic connection with an air inlet of, after the lifting cylinder lifts the two sides of the clothes, the pushing cylinder pushes the lateral pressing device, meanwhile, the steam device box supplies air to the steam spray head in a lateral mode, the two sides of the clothes are repeatedly pressed through the lateral pressing roller, the clothes can become soft through the steam, and the clothes are pressed more smoothly through repeated pressing of the lateral pressing roller.
As a further technical scheme of the invention, the connection angle of the slope conveyor belt and the second conveying device is less than 30 degrees, so that the upper end of the clothes can be conveyed to the slope conveyor belt.
Compared with the prior art, the invention has the beneficial effects that:
1. the ironing and folding are integrated, so that the labor cost is reduced, the production efficiency of the clothes is improved, and the ironed clothes are smoother and easy to fold;
2. according to the invention, the first conveying device is arranged, so that the clothes can be stretched towards two sides in the ironing or conveying process, the ironing effect of the clothes is increased, the ironing of the clothes is smoother, the clothes are softer by ironing through steam, and the clothes can be folded at the back conveniently;
3. the clothes ironing device is characterized in that the large roller and the small roller are arranged on the clothes ironing device, and the elastic bearing seat is arranged on the pressing device.
4. By arranging the two-side folding device and the transverse folding device, the folding and pressing track of the clothes is simple, the clothes are distributed and folded, the clothes are easy to fold and form, the folding shape of the clothes is uniform and flat, and the lateral steam nozzles are arranged at the folding positions on the two sides, so that the clothes are more flat when being transversely pressed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic structural diagram of a first transfer device according to the present invention;
FIG. 3 is a schematic diagram of a motion trajectory of a first conveyor according to the present invention;
FIG. 4 is a schematic structural view of the ironing device of the present invention;
FIG. 5 is an enlarged view of A in FIG. 4;
FIG. 6 is a schematic bottom view of the fixing frame of the roller of the present invention;
FIG. 7 is a schematic view of a two-sided folding apparatus according to the present invention;
FIG. 8 is a schematic view of a two-sided folding apparatus according to the present invention;
FIG. 9 is an enlarged view of B in FIG. 7;
FIG. 10 is an enlarged view of C in FIG. 7;
FIG. 11 is a schematic view of the structure of the transverse folding device of the present invention;
fig. 12 is a schematic view showing the structure of the connection between the second longitudinal driving means and the transverse folding means in the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
the device comprises a cabinet 1, a frame 2, a first conveying device 3, a first longitudinal transmission device 301, a second longitudinal transmission device 302, a transverse transmission device 303, a photoelectric sensor 304, a second conveying device 4, a ironing device 5, a ball screw pressing device 501, a roller fixing frame 502, a large roller 503, a small roller 504, a feeding roller 505, a steam supply fixing block 506, a steam supply pipe 507, a steam branch pipe 508, a steam head 509, an elastic bearing block 510, a steam spray nozzle 511, a two-side folding device 6, a lifting cylinder 601, a lifting cylinder guide limiting device 602, a lifting cylinder fixing block 603, a pushing cylinder 604, a pushing cylinder base 605, an air supply block 606, a lateral pressing device 607, a pressing fixing block 617, a lateral pressing roller 627, an elastic device 637, a lateral steam spray nozzle 647, a sliding barrel 657, a transverse pusher folding device 7, a slope conveying belt 701, a slope conveying belt 702, a pressing roller 703, a line sensor 704, a lateral pressing devices and a, Line sensor mounting slot 705.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-12, the present invention provides a technical solution: a full-automatic folding device integrating ironing and pressing comprises a machine cabinet 1, a machine frame 2, a first conveying device 3, a second conveying device 4, an ironing device 5, two-side folding devices 6 and a transverse folding device 7, wherein the top of the machine frame 2 is fixedly provided with the first conveying device 3, one end of the machine frame 2 is fixedly connected with one end of the second conveying device 4, the second conveying device 4 is fixedly arranged on a working frame of the machine cabinet 1, the ironing device 5 is arranged above the first conveying device 3, the ironing device 5 is fixedly arranged on the machine frame 2, the two-side folding devices 6 and the transverse folding device 7 are fixedly arranged on the second conveying device 4, after clothes are ironed on the first conveying device 3, the clothes flow to the second conveying device to be folded in two sides and then are folded in a transverse mode, folds on the clothes are ironed and folded before being folded, the shapes of the clothes are more attractive, and the ironed clothes are obtained, more convenient for folding.
The first transmission device 3 comprises a first longitudinal transmission device 301, a second longitudinal transmission device 302 and a transverse transmission device 303, the first longitudinal transmission device 301 is fixedly installed on one side of the top of the rack 2, the second longitudinal transmission device 302 is fixedly installed on the other side of the top of the rack 2, the transverse transmission device 303 is arranged between the first longitudinal transmission device 301 and the second longitudinal transmission device 302, the transverse transmission device 303 is fixedly installed on the top of the rack 2, one end of the transverse transmission device is provided with a photoelectric sensor 304 and is fixedly installed on the top of the rack 2, when the photoelectric sensor 304 senses clothes, the first transmission device 3 operates, the first longitudinal transmission device 301 and the second longitudinal transmission device 302 drive the clothes to operate and simultaneously apply force to two sides of the clothes to enable the clothes to unfold towards two sides, the transverse transmission device 303 drives the transmission of the main direction of the clothes, and by changing the rotating speeds of the first longitudinal transmission device 301 and the second longitudinal transmission device 302, the force applied to the two sides of the clothes can be changed, so that the clothes can be ironed more uniformly, and the ironed clothes can be unfolded and can be folded conveniently at the back.
The ironing device 5 comprises a ball screw pressing device 501, a roller fixing frame 502, a large roller 503, a small roller 504, a head inlet roller 505, a steam supply fixing block 506, a steam supply pipe 507, steam branch pipes 508, steam heads 509, an elastic bearing seat 510 and steam nozzles 511, wherein the ball screw pressing device 501 is fixedly arranged at two sides of the frame 2, the two ends of the top of the ball screw pressing device 501 are fixedly provided with the steam supply fixing blocks 506, the top of the steam supply fixing block 506 is provided with a plurality of steam heads 509, the bottom of the steam supply fixing block 506 is fixedly connected with the top of the roller fixing frame 502, one side of the steam supply fixing block 506 and the top of the roller fixing frame 502 are provided with steam supply pipe 507 channels, the steam supply pipe 507 is fixed in the steam supply pipe 507 channels, an air inlet of the steam supply pipe 507 is in air connection with an air supply port of the steam heads 509, the two sides of the top of the roller fixing frame 502, the steam branched pipe 508 is connected with the branched gas port of the steam supply pipe 507, the gas outlet of the steam branched pipe 508 extends to the roller fixing frame 502 and is connected with the steam spray nozzle 511 in a gas way, a plurality of steam spray nozzles 511 are arranged on two sides of the bottom of the roller fixing frame 502, a head inlet roller 505 is movably arranged at one end of the roller fixing frame 502, a plurality of large rollers 503 are movably arranged on two sides of the roller fixing frame 502 through an elastic bearing seat 510, a small roller 504 channel is arranged at the middle end of the bottom of the roller fixing frame 502, a plurality of small rollers 504 are movably arranged in the small roller 504 channel through the elastic bearing seat 510, a photoelectric sensing device is arranged at the ironing device 5, when clothes are operated to the first transmission device 3 below the ironing device 5 to stop, a ball screw is pressed down to drive the roller fixing frame 502 to descend, after the large rollers 503 and the small rollers 504 are pressed with the clothes, the steam device supplies gas to, the steam branch pipe 508 branches to each steam nozzle 511 for air injection, then the first conveying device 3 moves back and forth to iron the clothes, after a plurality of times of ironing, the ball screw pressing device 501 ascends, the clothes flow onto the second conveying device 4 through the first conveying device 3, the head inlet roller 505 is used for guiding the clothes to move to the lower part of the roller fixing frame 502, the large roller 503 and the small roller 504 iron different areas of the clothes, and therefore the clothes are ironed more evenly.
The two-side folding device 6 comprises a lifting cylinder 601, a lifting cylinder guide limiting device 602, a lifting cylinder fixing block 603, a pushing cylinder 604, a pushing cylinder base 605, a gas supply block 606 and a lateral pressing device 607, the lifting cylinder fixing block 603 is fixedly arranged at two sides of the second conveying device 4, a cylinder body of the lifting cylinder 601 is fixedly arranged at one side of the lifting cylinder fixing block 603, two ends of the lifting cylinder 601 are respectively provided with the lifting cylinder guide limiting device 602 and are fixed on the lifting cylinder fixing block 603, a piston rod of the lifting cylinder 601 is fixedly connected with the bottom of the pushing cylinder base 605, a lifting rod of the lifting cylinder guide limiting device 602 is fixedly connected with the bottom of the pushing cylinder base 605, the top of the pushing cylinder base 605 is fixedly provided with the gas supply block 606, the top of the gas supply block 606 is fixedly provided with the pushing cylinder 604, the piston rod of the pushing cylinder 604 is fixedly provided with the, after the clothes are conveyed to the upper parts of the two-side folding devices 6 through the second conveying device 4, the second conveying device 4 stops moving, the lifting cylinder 601 rises to lift the two sides of the clothes, the pushing cylinder 604 is pushed, the rear lifting cylinder 601 descends a little for pushing repeatedly, the lateral pressing device 607 is driven to press the two sides of the clothes, after the two sides are folded, the lifting cylinder 601 rises, the pushing cylinder 604 retracts, the lifting cylinder 601 descends, the second conveying device rotates, the limiting nut of the lifting cylinder guiding limiting device 602 is screwed to change the maximum stroke of the lifting cylinder 601, and the two sides of the clothes are prevented from rising and deflecting too high.
The transverse folding device 7 comprises a slope conveyor belt 701, a pusher 702, a press-fitting roller 703 and a line sensor 704, wherein the slope conveyor belt 701 is arranged above the second conveying device 4 and is fixedly arranged at two sides of the second conveying device 4, roller slide rails are arranged at two ends of the slope conveyor belt 701, sliding shafts are fixedly arranged at two ends of the press-fitting roller 703, the press-fitting roller 703 is movably arranged on the roller slide rails through the sliding shafts, the pusher 702 is fixedly arranged at two sides of the second conveying device 4, a pushing head of the pusher 702 is fixedly connected with the sliding shafts, a line sensor mounting groove 705 is arranged at one side of the second conveying device 4, the line sensor 704 is fixedly arranged in the line sensor mounting groove 705, when the upper end of a garment is conveyed onto the slope conveyor belt 701 through the conveyor belt, the line sensor 704 senses the garment, the slope conveyor belt 701 and the second conveying device 4 stop running, the press-fitting roller 703 presses the middle end of the clothing, the slope conveyor belt 701 runs reversely, the second conveying device 4 runs, the clothing is folded from the middle end and passes through the press-fitting roller 703, the clothing is folded transversely successfully, the movement track of the transverse folding device 7 is simple, the clothing cannot be greatly deviated, the movement track is folded in a complex manner, the deviation of the clothing during folding is easily caused, and the folding position of the clothing can be changed by changing the position of the line sensor 704 mounted in the line sensor mounting groove 705.
The first longitudinal transmission device 301 and the second longitudinal transmission device 302 rotate in opposite directions all the time, so that the clothes can be unfolded towards two sides.
The lateral pressing device 607 comprises a pressing fixed block 617, a lateral pressing roller 627, an elastic device 637, lateral steam nozzles 647, sliding cylinders 657, the pressing fixed block 617 is fixedly arranged on a piston rod of the pushing cylinder 604, the two ends of the pressing fixed block 617 are respectively provided with the elastic devices 637, the two ends of the lateral pressing roller 627 are fixedly provided with rotating shafts, the rotating shafts are movably arranged on bearing seats at one end of the elastic device 637, the lateral pressing roller 627 is movably arranged at the two ends of the pressing fixed block 617 through the elastic devices 637, one side of the pressing fixed block 617 is provided with a plurality of lateral steam nozzles 647, the top of the pressing fixed block 617 is movably provided with a plurality of sliding cylinders 657, a sliding air pipe is arranged in the air supply block 606, one side of the air supply block 606 is provided with a steam head 509, an air outlet of the steam head 509 is in pneumatic connection with an air inlet of the sliding air pipe, the sliding air, the pushing cylinder 604 pushes the lateral pressing device 607, and the steam device box lateral steam nozzle 647 supplies air to press the two sides of the clothes repeatedly through the lateral pressing roller 627, so that the clothes can become soft through steam, and the clothes can be pressed more smoothly through repeated pressing of the lateral pressing roller 627.
The connection angle between the slope conveyor belt 701 and the second conveying device 4 is less than 30 degrees, so that the upper end of the garment can be conveyed to the slope conveyor belt 701, and the slope conveyor belt 701 is installed for angle adjustment.
The working principle is as follows: when the photoelectric sensor 304 senses clothes, the first conveying device 3 operates to drive the clothes to be conveyed below the ironing device 5, when the clothes operate to the position below the ironing device 5, the first conveying device 3 stops, the ball screw presses downwards to drive the roller fixing frame 502 to descend, the large roller 503 and the small roller 504 are pressed with the clothes, the steam device supplies air to the steam supply pipe 507 from the steam head 509, the steam branch pipe 508 branches to each steam nozzle 511 for air injection, then the first conveying device 3 moves back and forth to iron the clothes, after a plurality of times of ironing, the ball screw pressing device 501 ascends, and the clothes flow to the second conveying device 4 through the first conveying device 3;
after the clothes are conveyed to the upper parts of the two-side folding devices 6 through the second conveying device 4, the second conveying device 4 stops moving, the lifting cylinder 601 rises to lift the two sides of the clothes, the pushing cylinder 604 is used for pushing the lateral pressing device 607, the steam device box supplies air to the steam spray head 647 laterally, the lifting cylinder 601 descends a little bit to push repeatedly, the two sides of the clothes are pressed repeatedly through the lateral pressing roller 627, the clothes can be softened through the steam, the clothes are pressed more smoothly through the repeated pressing of the lateral pressing roller 627, after the two sides are folded, the lifting cylinder 601 rises, the pushing cylinder 604 retracts, the lifting cylinder 601 descends, and the second conveying device rotates;
the upper ends of the clothes are conveyed to the slope conveyor belt 701 through the conveyor belt, when the line sensor 704 senses the clothes, the slope conveyor belt 701 and the second conveying device 4 stop operating, the pusher 702 pushes the press-fitting roller 703, the press-fitting roller 703 presses the middle end of the clothes, the slope conveyor belt 701 reversely operates, the second conveying device 4 operates, the clothes are folded from the middle end and pass through the press-fitting roller 703, the clothes are folded transversely successfully, the rear clothes flow to the packaging equipment through the second conveying device 4, the motion track of the transverse folding device 7 is simple, the clothes cannot be greatly deviated, the motion track is complex to fold, and the deviation is easily caused when the clothes are folded.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.