Disclosure of Invention
The invention aims to provide an intelligent belt pulley processing machine tool for solving the problems in the background technology. In order to achieve the purpose, the invention provides the technical scheme that the intelligent belt pulley processing machine tool comprises a base, wherein a belt pulley to be polished is arranged above the base;
The upper part of the base is provided with a fixed seat, the inside of the fixed seat is provided with a transmission shaft, the end part of the transmission shaft is connected with a rotating shaft of external motor equipment, the outside of the transmission shaft is provided with an air box, the outer wall of the air box is provided with a connecting frame, one end of the connecting frame is fixedly connected with the fixed seat, the inner wall of the air box is provided with a sliding cylinder, the inside of the sliding cylinder is provided with a plurality of protruding blocks, the outer wall of the protruding blocks is contacted with the inner wall of a central hole of a belt pulley, and the position of the belt pulley is fixed by utilizing the extrusion effect of the protruding blocks on the inner wall of the central hole of the belt pulley;
The belt pulley comprises an inner ring part, a concave part and an outer wall part, wherein a bending rod is arranged on one side of the belt pulley, a first turning tool for polishing the outer wall part is arranged at the end part of the bending rod, two second turning tools are arranged in the first turning tool, the second turning tools are used for polishing the concave part, a screw rod is arranged at the bottom end of the bending rod, a fixed cylinder is arranged on the outer wall of the screw rod, a connecting block is arranged on the outer wall of the fixed cylinder, a telescopic rod is arranged on the top surface of the connecting block, the other end of the telescopic rod is fixedly connected with the bending rod, a connecting rod is arranged at the bottom end of the fixed cylinder, a connecting shaft is arranged in the connecting rod, a third turning tool is arranged on the outer wall of the connecting shaft, and the third turning tool is used for polishing the inner ring part;
the bottom surface of connecting rod is equipped with square post, square outer wall of post is equipped with square box, be equipped with drive unit between square post and the gas box, through drive unit, realize the surface of belt pulley and polish and automatic unloading.
Preferably, the transmission unit includes the connecting pipe that is located the gas box tip, the connecting pipe passes the link and rather than fixed connection, the tip of connecting pipe is equipped with the inflator, the inside of inflator is equipped with the slide plug, one side of slide plug is equipped with the dead lever, the tip of dead lever is equipped with the connection piece, one side of connection piece is equipped with the inner tube, the outer wall of inner tube is equipped with the urceolus, the inside of urceolus is equipped with spring one, square box's bottom and base sliding connection, square box is slided on the base can be promoted to the elasticity of spring one, the tip of urceolus is located square post's inside, and the tip of urceolus is along the free slip of upper and lower direction in square post's inside, one side of connection piece still is equipped with the butt pole, the tip of butt pole is equipped with the swash plate, the tip of butt pole aligns with the inclined plane region of swash plate, the swash plate is located one side of square post and rather than fixed connection, one side of connection piece is equipped with electric putter, the bottom and the inflator are all with base fixed connection.
Preferably, the gas box, the sliding cylinder and the connecting pipe are filled with gas, and the sliding cylinder is contracted towards the inside of the gas box when the sliding plug slides towards the direction away from the connecting pipe.
Preferably, the inner wall of the air box is provided with a magnet, the magnet and the end part of the sliding cylinder have repulsive force which repel each other, the repulsive force between the magnet and the end part of the sliding cylinder still exists in the state that the end part of the sliding cylinder is overlapped with the end part of the air box, a frame body for rolling the belt pulley is arranged below the belt pulley, the inner wall of the frame body is contacted with the outer wall of the belt pulley, and the bottom of the frame body is fixedly connected with the base.
Preferably, the second lathe tool freely slides in the first lathe tool, just the second lathe tool passes through bolt and the second fixed connection of lathe tool, the third lathe tool rotates with the connecting axle to be connected, the third lathe tool includes tilting part and flat portion, the inside of the third lathe tool is equipped with spacing post, the inside of the third lathe tool is equipped with two spacing holes that supply spacing post male.
Preferably, the upper side of connection piece is equipped with the montant, the tip of montant is equipped with the arc pole, the tip and the pole sliding connection of buckling of arc pole, the other end of arc pole is equipped with two sets of detection portions, and two sets of detection portions are used for detecting the regularity of the inner loop and the outer loop wall body of belt pulley respectively, and detection portion includes the contact block with belt pulley wall body contact, one side of contact block is equipped with pressure module, pressure module is used for detecting the value that the contact block received pressure, the top of buckling the pole is equipped with the detector with pressure module electric connection.
Preferably, the outer wall of transmission shaft is equipped with gear one, one side of gear one is equipped with rather than meshed gear two, gear two's inner wall is equipped with the axis body, the axis body rotates through connecting seat and fixing base to be connected, the tip of axis body is equipped with the fan, the outer wall of fan is equipped with annular frame, the bottom and the gas box fixed connection of annular frame, the air outlet of fan is equipped with transfer pipe, the one end of transfer pipe is equipped with trachea one, tracheal tip is equipped with gathers materials the box, gather materials the inside of box and be equipped with the filter plate, one side of gathering materials the box is equipped with trachea two, tracheal tip is equipped with absorbs the box, it is located the oblique top of belt pulley to absorb the box.
Preferably, the inside of tracheal one is equipped with the check valve, the tip of absorbing the box is equipped with the storage box, the inside of storage box is equipped with the diaphragm, the top of diaphragm is equipped with the spring two, the tip of spring two is equipped with the baffle, the outer wall of storage box is equipped with tracheal three, the baffle shelters from tracheal three's port region, tracheal three's the other end and transfer pipe switch-on each other, one side of storage box is equipped with the piece of buckling, buckling piece's tip and annular frame fixed connection.
Preferably, the detector is electrically connected with the external motor, and the detector can send a reverse rotation signal to the external motor.
Preferably, a knob is arranged outside the screw rod, the screw rod is in threaded connection with the fixed cylinder, and the end part of the screw rod is rotationally connected with the bending rod and can drive the bending rod to ascend and descend.
The invention has at least the following beneficial effects:
1. according to the invention, the side surface of the turning tool II and the bottom surface of the turning tool I are in contact with the concave part and the outer wall part of the belt pulley, and meanwhile, the turning tool III above the connecting rod is also in contact with the inner ring part, so that the transmission shaft and the sliding cylinder rotate simultaneously, the belt pulley and three groups of turning tools are driven to automatically polish, the accurate polishing of a plurality of areas on the surface of the belt pulley is ensured, and the polishing quality is improved;
After the belt pulley is polished, the electric putter reverse promotion connection piece for three sets of lathe tools break away from in the belt pulley surface, the reverse removal of sliding plug also can let the smooth section of thick bamboo withdraw and lose the spacing effect to the belt pulley simultaneously, the belt pulley rolls down along the downwardly sliding of support body and gets into next process, another belt pulley that is located the support body upper end will follow the support body and roll down, until the wall of belt pulley and the end of smooth section of thick bamboo when taking place to contact drive electric putter reverse motion again, when smooth section of thick bamboo aligns with the centre bore of belt pulley, the smooth plug that removes returns and makes smooth section of thick bamboo follow the inside protrusion of gas box again, make the belt pulley be in limit state once more, automatic unloading and multizone polishing of belt pulley have been realized after the starter motor, on the basis of guaranteeing machining efficiency, the whole quality of polishing of belt pulley has been improved.
2. According to the invention, when the detection part detects that the regularity of the inner ring and the outer wall of the belt pulley is insufficient, the detector can send a turnover signal to the external motor, so that gas can be discharged outwards from the transfer pipe, one part of gas can be blocked by the one-way valve in the air pipe, the other part of gas can enter the air pipe III and push the baffle plate to press downwards, the baffle plate loses shielding of the three end parts of the air pipe, after entering the inside of the storage box, the gas can discharge paint from the bottom of the storage box, and then the paint is sprayed on the side wall surface of the belt pulley to mark the belt pulley, so that workers can quickly find unqualified products among a plurality of belt pulleys, and good processing quality is ensured.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to FIGS. 1-11, the invention provides a technical scheme that an intelligent belt pulley processing machine tool comprises:
In a first embodiment of the present invention,
The belt pulley 2 to be polished is arranged above the base 1, a fixing seat 3 is arranged above the base 1 and is fixedly connected with the fixing seat, a transmission shaft 4 is arranged inside the fixing seat 3 and is in rotary connection with the fixing seat, the end part of the transmission shaft 4 is connected with a rotating shaft of external motor equipment, an air box 5 is arranged outside the transmission shaft 4 and is in relative rotation with the air box, a connecting frame 6 is arranged on the outer wall of the air box 5 and is fixedly connected with the air box, the other end of the connecting frame 6 is fixedly connected with the fixing seat 3, a sliding cylinder 7 is arranged on the inner wall of the air box 5 and is in relative rotation with the inner wall of the air box 5, the sliding cylinder 7 is freely slid inside the air box 5, the sliding cylinder 7 is positioned on the outer wall of the transmission shaft 4 and is in sliding connection with the sliding cylinder 7, the inner wall of the sliding cylinder 7 is provided with a plurality of convex blocks 8, the outer walls of the convex blocks 8 are in contact with the inner walls of central holes of the belt pulley 2, the positions of the belt pulley 2 can be fixed by utilizing the extrusion effect of the convex blocks 8 on the inner walls of the central holes of the belt pulley 2, the traditional belt pulley 2 outer wall clamping modes are replaced, the belt pulley 2 can be clamped conveniently, and the subsequent processing procedures such as polishing of the belt pulley 2 are more convenient;
The belt pulley 2 comprises an inner ring part 9, a concave part 10 and an outer wall part 11, one side of the belt pulley 2 is provided with a bending rod 12, the end part of the bending rod 12 is provided with a first turning tool 13 for polishing the outer wall part 11, the bottom surface of the first turning tool 13 is kept static in the rotating process of the belt pulley 2, further the outer wall part 11 of the belt pulley 2 is polished by friction force, the whole shape of the bending rod 12 is Z-shaped, the end part of the first turning tool 13 is fixedly connected with the bending rod 12, the inside of the first turning tool 13 is provided with two second turning tools 14, the second turning tools 14 are used for polishing the concave part 10, the bottom end of the bending rod 12 is provided with a screw 15, the outer wall of the screw 15 is provided with a fixed cylinder 16, the outside of the screw 15 is provided with a knob 66 and is fixedly connected with the knob, the screw 15 is in threaded connection with the fixed cylinder 16, the end part of the screw 15 is rotationally connected with the bending rod 12 and can drive the bending rod 12 to ascend and descend, the outer wall of the fixed cylinder 16 is provided with a connecting block 17 and is fixedly connected with the connecting block, the top surface of the connecting block 17 is provided with a telescopic rod 18 and is fixedly connected with the telescopic rod, the other end of the telescopic rod 18 is fixedly connected with the bending rod 12, and the distance between the bending rod 12 and the ground can be lifted or descended by rotating the knob 66, so that the turning tool I13 and the turning tool II 14 are suitable for processing belt pulleys 2 with different sizes;
The bottom of the fixed cylinder 16 is provided with a connecting rod 19 and is fixedly connected with the connecting rod, the inside of the connecting rod 19 is provided with a connecting shaft 20 and is fixedly connected with the connecting shaft, the outer wall of the connecting shaft 20 is provided with a third lathe tool 21, the third lathe tool 21 is used for polishing the inner ring part 9, the second lathe tool 14 freely slides in the first lathe tool 13, the second lathe tool 14 is fixedly connected with the second lathe tool 14 through a bolt, the inside of the first lathe tool 13 is provided with equally distributed bolt holes, the bolt can be inserted to adjust the distance between the two second lathe tools 14 so as to be suitable for processing pulleys 2 with different sizes, the third lathe tool 21 is rotationally connected with the connecting shaft 20, the third lathe tool 21 comprises an inclined part 38 and a straight part 39, the inclined part 38 and the straight part 39 are mutually attached to the inner wall surface and the outer wall surface of the inner ring area of the pulley 2, fine polishing is performed on the inclined part 38 and the straight part, a limit post 40 is arranged in the inside of the third lathe tool 21 and is slidingly connected with the inner ring part, two limit holes 41 for inserting the limit post 40 are formed in the inside of the third lathe tool 21, a worker can rotate the limit post 40 and the limit post 41 by the fastening effect of the limit post 41, the three lathe tool can rotate the half along the connecting shaft 20, and the connecting device and the straight part 39 is suitable for the inner ring and the inclined part 39 and the straight part 39 is suitable for the different in the inner ring and the straight line.
The bottom surface of the connecting rod 19 is provided with a square column 22 and is fixedly connected with the square column, the outer wall of the square column 22 is provided with a square box 23 and is in sliding connection with the square column, a transmission unit 24 is arranged between the square column 22 and the air box 5, and the surface polishing and automatic feeding and discharging of the belt pulley 2 are realized through the transmission unit 24, so that the good polishing quality of the belt pulley 2 is ensured on the basis of improving the processing efficiency;
The transmission unit 24 comprises a connecting pipe 25 positioned at the end part of the air box 5, the end part of the connecting pipe 25 is communicated with the air box 5, the connecting pipe 25 passes through the connecting frame 6 and is fixedly connected with the connecting pipe, the other end part of the connecting pipe 25 is provided with an air cylinder 26 and is communicated with the air cylinder 26, a sliding plug 27 is arranged in the air cylinder 26, the sliding plug 27 freely slides in the air cylinder 26, the air box 5, the sliding cylinder 7 and the connecting pipe 25 are filled with air, the sliding plug 27 slides in the direction away from the connecting pipe 25, the sliding cylinder 7 contracts towards the inside of the air box 5, the sliding cylinder 7 loses the limiting effect on the belt pulley 2, the inner wall of the air box 5 is provided with a magnet 36 and is fixedly connected with the magnet, the magnet 36 and the end part of the sliding cylinder 7 have repulsive force which is mutually repulsive, the repulsive force of the end part of the magnet 36 and the sliding cylinder 7 still exists in the state of being coincident with the end part of the air box 5, the repulsive force can push the end part of the sliding cylinder 7 to extend out of the air box 5 in the normal state, a frame 37 for rolling is arranged below the belt pulley 2, the inner wall of the frame 37 contacts with the outer wall of the belt pulley 2 in the direction away from the connecting pipe 25, the inner wall of the sliding plug 7 is fixedly connected with the base 1, the belt pulley 2 and the automatic processing efficiency of the belt pulley 2 is improved, and the belt pulley 2 is matched with the upper and lower end part of the belt pulley 2 is matched with the upper end and lower end part of the end part of the belt pulley 2;
One side of the sliding plug 27 is provided with a fixed rod 28 and is fixedly connected with the fixed rod, the end part of the fixed rod 28 is provided with a connecting sheet 29 and is fixedly connected with the connecting sheet, one side of the connecting sheet 29 is provided with an inner cylinder 30 and is fixedly connected with the inner cylinder 30, the outer wall of the inner cylinder 30 is provided with an outer cylinder 31 and is in sliding connection with the outer cylinder 31, the inside of the outer cylinder 31 is provided with a first spring 32, two ends of the first spring 32 are respectively fixedly connected with the inner cylinder 30 and the outer cylinder 31, the bottom of the square box 23 is in sliding connection with the base 1, the elastic force of the first spring 32 can push the square box 23 to slide on the base 1, the end part of the outer cylinder 31 is positioned in the square column 22, the end part of the outer cylinder 31 freely slides in the vertical direction in the square column 22, one side of the connecting sheet 29 is also provided with a stop rod 33 and is fixedly connected with the stop rod 33, the end part of the stop rod 33 is provided with a sloping plate 34, the end part of the stop rod 33 is aligned with the sloping surface area of the sloping plate 34, the sloping plate 34 is positioned on one side of the square column 22 and is fixedly connected with the sloping plate, one side of the stop rod 35 is provided with the electric push rod 35 and is fixedly connected with the sloping plate, one side of the end of the stop rod 35 is fixedly connected with the sloping plate, the electric push rod 35 and the bottom of the air cylinder 35 is fixedly connected with the base;
When the stop lever 33 continuously approaches the inclined plate 34, the square column 22 will be lifted upwards in the square box 23 due to the stop effect of the inclined surfaces of the stop lever 33 and the inclined plate 34, so that the turning tool two 14 in the turning tool one 13 is separated from the concave portion 10 of the belt pulley 2, after that, the square column 22 and the square box 23 are pushed by the elastic force of the spring one 32 to displace, so that the turning tool one 13, the turning tool two 14 and the turning tool three 21 are separated from the surface of the belt pulley 2, and smooth discharging of the belt pulley 2 is ensured.
When the polishing device is used, the transmission shaft 4 can be firstly placed at the center hole of the belt pulley 2 to be processed to be aligned, then the electric push rod 35 is started, so that the transmission shaft drives the connecting sheet 29, the fixing rod 28 and the sliding plug 27 to move towards the direction close to the fixing seat 3, at the moment, the inner air of the connecting sheet 25, the air box 5 and the sliding cylinder 7 is extruded, the sliding cylinder 7 stretches out of the air box 5 and the protruding lug 8 is used for clamping and limiting the belt pulley 2, meanwhile, the connecting sheet 29 also drives the inner cylinder 30, the outer cylinder 31, the square column 22 and the square box 23 to move upwards on the base 1, the connecting rod 19 above the square column 22, the turning tool III 21 and the turning tool III 13 at the end part of the bending rod 12 are simultaneously close to the belt pulley 2, and the turning tool II 14 are prevented from completely losing contact with the inclined plate 34 until the side surface of the second turning tool 14 and the bottom surface of the first 13 are mutually contacted with the concave part 10 and the outer wall part 11 of the belt pulley 2, and simultaneously, the turning tool III 21 above the connecting sheet 19 is also driven by the connecting sheet 19 to be mutually contacted with the inner ring 9, and then the polishing quality is automatically improved, and the polishing quality of the polishing device is further improved, and the polishing of the belt pulley is further finished, and the polishing is finished, and the polishing quality is guaranteed;
Simultaneously, the reverse movement of the sliding plug 27 in the air cylinder 26 also enables the air in the sliding cylinder 7 to shrink, so that the sliding cylinder 7 is retracted into the air box 5 and loses the limit effect on the belt pulley 2, the belt pulley 2 at the moment slides downwards along the frame 37 to enter the next working procedure, the other belt pulley 2 at the upper end of the frame 37 rolls off from the frame 37 at the same time, the electric push rod 35 is driven to move reversely again until the wall surface of the belt pulley 2 contacts with the end part of the sliding cylinder 7, when the sliding cylinder 7 is aligned with the central hole of the belt pulley 2, the moving sliding plug 27 again enables the sliding cylinder 7 to extend out from the inside of the air box 5, the belt pulley 2 is in a limit state again, automatic feeding and polishing of the belt pulley 2 can be realized after the motor is started, and the whole polishing quality of the belt pulley 2 is improved on the basis of guaranteeing the processing efficiency.
According to the above-described embodiment, in the second embodiment,
The upper side of the connecting sheet 29 is provided with a vertical rod 42 and is fixedly connected with the vertical rod, the end part of the vertical rod 42 is provided with an arc-shaped rod 43 and is fixedly connected with the arc-shaped rod, the end part of the arc-shaped rod 43 is in sliding connection with the bending rod 12, the other end of the arc-shaped rod 43 is provided with two groups of detection parts 44, the two groups of detection parts 44 are respectively used for detecting the regularity of the inner ring and the outer ring wall body of the belt pulley 2, the detection parts 44 comprise contact blocks 45 contacted with the wall body of the belt pulley 2, one side of each contact block 45 is provided with a pressure module 46 and is fixedly connected with the corresponding contact block 45, a detector 47 electrically connected with the pressure module is arranged above the bending rod 12, the bottom of each detector 47 is fixedly connected with the bending rod 12, and each detector 47 is divided into two parts and can be respectively used for displaying the whole circle pressure average value of the inner ring and the outer ring wall body of the belt pulley 2;
When three sets of turning tools polish all areas of the belt pulley 2, the two contact blocks 45 are also contacted with the inner ring and the outer wall of the belt pulley 2 in rotation, the pressure module is extruded in real time, the polishing states of the inner ring and the outer wall are monitored by utilizing data collected by the pressure module, when polishing is about to be completed, the detection part 44 detects that the deformation effect driven by the two areas still exceeds the use standard, the detector 47 above the bending rod 12 automatically alarms and reminds a worker to carry out secondary processing on the belt pulley 2, and the polishing quality of the belt pulley 2 is further improved.
According to the above-described embodiment, in the third embodiment,
The outer wall of the transmission shaft 4 is provided with a first gear 48 and is fixedly connected with the first gear 48, one side of the first gear 48 is provided with a second gear 49 meshed with the first gear 49, the inner wall of the second gear 49 is provided with a shaft body 50 and is fixedly connected with the shaft body 50, the shaft body 50 is rotationally connected with the fixed seat 3 through a connecting seat, the end part of the shaft body 50 is provided with a fan 51, a rotating shaft of the fan 51 is connected with the shaft body 50 through a coupling, the outer wall of the fan 51 is provided with an annular frame 52 and is fixedly connected with the annular frame 52, the bottom end of the annular frame 52 is fixedly connected with the air box 5, an air outlet of the fan 51 is provided with a middle through pipe 53 and is mutually communicated with the middle through pipe 53, one end of the middle through pipe 53 is provided with an air pipe 54 and is mutually communicated with the air box, the end part of the air pipe 54 is provided with an aggregate box 55 and is mutually communicated with the aggregate box 55, the bottom of the aggregate box 55 is fixedly connected with a substrate, the aggregate box 55 is internally provided with a filter plate 56 and is fixedly connected with the filter plate 56, the filter plate 56 is used for isolating scrap iron, one side of the aggregate box 55 is mutually communicated with the aggregate box 58, the end part of the air box is provided with an absorber 58 is positioned obliquely above the belt pulley 2, the air box 51 is fixedly connected with the air box, the end of the filter is through the filter box is through the filter 55, and the filter box 54 can be polished by a worker, the waste generated under the absorber can polish the absorber and can reduce the scrap and use;
The inside of the first air pipe 54 is provided with a one-way valve 59 and is fixedly connected with the one-way valve, the passing direction of the one-way valve 59 is that the material collecting box 55 enters the inside of the middle through pipe 53, otherwise, the end part of the absorption box 58 is provided with a material storing box 60 and is fixedly connected with the material storing box 60, the inside of the material storing box 60 is provided with a transverse plate 61 and is fixedly connected with the transverse plate, a second spring 62 is arranged above the transverse plate 61 and is fixedly connected with the transverse plate, the end part of the second spring 62 is provided with a baffle 63 and is fixedly connected with the baffle, the outer wall of the material storing box 60 is provided with an air pipe three 64 and is mutually communicated with the air pipe three 64, the baffle 63 shields the port area of the air pipe three 64, the other end of the air pipe three 64 is mutually communicated with the middle through pipe 53, one side of the material storing box 60 is provided with a bending block 65 and is fixedly connected with the air pipe three, the end part of the bending block 65 is fixedly connected with the annular frame 52, the detector 47 is electrically connected with an external motor, and the detector 47 can send reverse rotation signals to the external motor;
In the polishing process, the transmission shaft 4 drives the gear I48 and the gear II 49 to mutually drive, so that the middle through pipe 53 at the end part of the fan 51 is driven to perform air suction, one part of suction force absorbs gas in the air pipe III 64, and the baffle 63 shields the end part of the air pipe III 64, so that the paint in the storage box 60 is not influenced by the suction force, the other part of suction force passes through the filter plate 56 and acts on the absorption box 58 at the end part of the air pipe II 57, and the suction force absorbs metal impurities generated by polishing below the absorption box 58 and finally enters the inside of the collection box 55 to be stored, so that waste materials are reasonably recycled and utilized, the clean working environment is ensured, and the waste of resources is also reduced;
on the other hand, when the detection part 44 detects that the regularity of the inner ring and the outer wall of the belt pulley 2 is insufficient, the detector 47 sends a turnover signal to the external motor to enable the motor to reversely rotate, so that gas is discharged outwards from the through pipe 53, one part of the gas is blocked by the one-way valve 59 in the first air pipe 54, the other part of the gas enters the third air pipe 64 and pushes the baffle 63 to be extruded downwards, the baffle 63 loses shielding of the end part of the third air pipe 64, after the gas enters the inside of the storage box 60, the paint is discharged from the bottom of the storage box 60 and then sprayed onto the side wall surface of the belt pulley 2 to mark the belt pulley 2, and workers can quickly find unqualified products among the belt pulleys 2, so that good processing quality is ensured.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.