Disclosure of Invention
In order to overcome the defects that manual cutting of conical building blocks requires manual emptying, and wood chips and cut conical building blocks are easily mixed together in the manufacturing process, the technical problem to be solved is as follows: the wooden building block conical blank manufacturing equipment is capable of automatically feeding and screening wood chips.
The technical scheme is as follows: a wooden building block conical blank manufacturing equipment comprises: the number of the bases is one; the double-shaft motor is arranged in the middle of the upper part of the base; the speed reducer is arranged on an output shaft on one side of the double-shaft motor; the fixed plate is arranged in the middle of the upper part of the base and is connected with the speed reducer; the rotating mechanism is arranged in the middle of the upper part of the base and is connected with an output shaft on the other side of the double-shaft motor; the cutting mechanism is arranged in the middle of the upper portion of the base and is connected with the speed reducer.
Preferably, the rotating mechanism includes: the supporting frames are symmetrically arranged in the middle of the upper part of the base; the rotating sleeve is arranged between the supporting frames on the two sides; a turntable slidably disposed within the rotary sleeve; the rotating ring is arranged on one side of the rotating disc; the sliding groove blocks are uniformly arranged on the inner wall of the rotating ring at intervals, and the number of the sliding groove blocks is three; the clamping rods are respectively arranged in the sliding groove blocks in a sliding manner, and the number of the clamping rods is three; the first sliding rods are respectively arranged on the clamping rods, and the number of the first sliding rods is three; the first sliding rods are respectively matched with the grooves in a sliding manner, and the number of the grooves is three; the arc through holes are symmetrically formed in the rotary table respectively; the first fixing rods are respectively arranged in the arc-shaped through holes on the two sides in a sliding manner, and the two first fixing rods are connected with the rotating ring; the fixed blocks are symmetrically arranged at positions close to the circle center on the rotary table respectively; the sliding sleeves are respectively arranged on one side, close to the fixed block, of the rotary table, the two sliding sleeves on the two sides are respectively located on the two sides of the two arc-shaped through holes, and the number of the sliding sleeves is four; the second sliding rods are in sliding fit with the sliding sleeves, and the number of the second sliding rods is two; the first springs are arranged on the outer sides of the fixed blocks on the two sides, and the other ends of the first springs are connected with the second sliding rods respectively; and the third belt transmission assembly is arranged on the output shaft on the right side of the double-shaft motor and the right part of the rotary disc.
Preferably, the cutting mechanism comprises: the first sliding rail is arranged in the middle of the upper part of the base; the first sliding groove plate is arranged in the first sliding rail in a sliding manner; the third sliding rod is arranged on the first sliding rail, and the first sliding groove plate penetrates through the third sliding rod in a sliding manner; the cutter is embedded in the upper side of the rear part of the first chute plate; the second sliding rail is arranged in the middle of the upper part of the base; the second sliding groove plate is arranged in the second sliding rail in a sliding manner; the fourth sliding rod is arranged at the upper part of the second sliding rail, and the second sliding groove plate penetrates through the fourth sliding rod in a sliding manner; the excircle turning tool is embedded in the upper side of the front part of the second chute plate; the first mounting seat is arranged on one side, close to the first sliding rail, of the upper part of the base; the second mounting seat is arranged on one side, close to the second sliding rail, of the upper part of the base; the rotating shafts are respectively and rotatably arranged on the upper sides of the first mounting seat and the second mounting seat; the push plates are respectively arranged on the rotating shafts on the two sides; the rotating rods are respectively arranged on the push plates on the two sides, and the rotating rods on the two sides are respectively in sliding fit with the first sliding groove plate and the second sliding groove plate; the first belt transmission assembly is arranged between the speed reducer and the rotating shaft on the front side; and the second belt transmission component is arranged between the rotating shafts at two sides.
Preferably, the method further comprises the following steps: the fifth sliding rods are respectively and symmetrically arranged in the middle of the upper part of the base; the sixth sliding rods are respectively arranged on the left side of the upper part of the base in a front-back symmetrical manner; the collecting frame is arranged on the fifth slide bar and the sixth slide bar on the front side and the rear side in a sliding manner, and the side part of the collecting frame is positioned between the first chute plate and the second chute plate; the second fixing rods are respectively symmetrically arranged on the left side of the lower part of the collecting frame; the first mounting plates are respectively and symmetrically arranged on one side, close to the sixth sliding rod, of the upper part of the base; the seventh sliding rod is arranged on the first mounting plates on two sides respectively; the second springs are respectively sleeved on the seventh sliding rods on the front side and the rear side; the screening frame is arranged between the seventh sliding rods on the two sides in a sliding manner; the mounting blocks are respectively arranged on the screening frames; the first sliding rods are respectively arranged on the mounting blocks on the two sides; the wedge blocks are respectively arranged on the first sliding rods on the two sides in a sliding mode, and the wedge blocks on the two sides are respectively matched with the second fixing rods on the two sides; the third springs are respectively sleeved on the first sliding rods on the two sides, one ends of the third springs on the two sides are connected with the mounting blocks, and the other ends of the third springs on the two sides are respectively connected with the wedge-shaped blocks on the two sides; and the stop levers are respectively arranged on the sixth sliding rods on two sides, and the stop levers on two sides are respectively matched with the wedge blocks on two sides.
Preferably, the method further comprises the following steps: the fixed seat is arranged on one side, close to the double-shaft motor, of the upper part of the base; the circular through hole is formed in the upper side of the fixed seat; the second mounting plate is arranged on one side, far away from the stop lever, of the upper part of the base; the third sliding rail is arranged between the fixed seat and the second mounting plate; the third mounting seat is arranged on the third sliding rail in a sliding manner; the push rod is arranged on the third mounting seat; the second sliding rod is arranged between the fixed seat and the second mounting plate, the second sliding rod is positioned on the lower side of the third sliding rail, and the third mounting seat penetrates through the second sliding rod in a sliding manner; the fourth spring is sleeved on the second sliding rod, the right end of the fourth spring is connected with the third mounting seat, and the left end of the fourth spring is connected with the fixed seat; the third fixing rod is arranged on one side, close to the fixing plate, of the upper part of the base; the conical block is arranged on the front side of the upper part of the third fixing rod in a sliding manner; and the fifth spring is sleeved on the upper part of the third fixing rod and is connected with the conical block.
Preferably, the cutter is made of iron.
The invention has the beneficial effects that: 1. the invention achieves the effects of automatic feeding and automatic sawdust screening;
2. the conical wooden stick is placed on the rotary table, the push rod and the conical block respectively abut against two ends of the cylindrical wooden stick, and after the cylindrical wooden stick is manufactured into the conical wooden stick, the cylindrical wooden stick can be pushed leftwards under the action of the fourth spring, so that the effect of automatic blanking is achieved;
3. the screening frame is driven to move back and forth through the back and forth movement of the second fixing rod, so that sawdust in the screening frame can fall off, and the manufactured conical wood stick is left.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of a first partial structure of the rotating mechanism of the present invention.
Fig. 3 is a schematic view of a second partial structure of the rotating mechanism of the present invention.
Fig. 4 is a perspective view of a third part of the rotating mechanism of the present invention.
Fig. 5 is a perspective view of a fourth part of the rotating mechanism of the present invention.
Fig. 6 is a schematic view of a first partial body structure of the cutting mechanism of the present invention.
Fig. 7 is a schematic diagram of a second partial body structure of the cutting mechanism of the present invention.
Fig. 8 is a schematic view of a first partial body structure according to the present invention.
Fig. 9 is a schematic perspective view of the present invention.
FIG. 10 is a schematic view of a second partial body structure according to the present invention.
Reference numerals: 1: base, 2: two-shaft motor, 3: speed reducer, 301: fixing plate, 4: rotating mechanism, 40: support frame, 41: rotating sleeve, 42: turntable, 43: swivel, 44: runner block, 45: clamping lever, 46: first slide bar, 47: groove, 48: arc-shaped through hole, 49: first fixing lever, 410: fixed block, 411: a sliding sleeve, 412: second slide bar, 413: first spring, 414: third belt transfer assembly, 5: cutting mechanism, 50: first slide rail, 51: first chute plate, 52: third slide bar, 53: a cutter, 54: second slide rail, 55: second chute plate, 56: fourth slide bar, 57: external turning tool, 58: first mount, 59: second mount, 510: rotation shaft, 511: push plate, 512: turning rod, 513: first belt transfer assembly, 514: second belt conveying assembly, 6: fifth slide bar, 7: sixth slide bar, 8: collection frame, 9: second fixing lever, 10: first mounting plate, 11: a seventh slide bar, 12: second spring, 13: screening frame, 14: mounting block, 15: first slide bar, 16: wedge block, 17: third spring, 18: pin, 19: fixing seat, 20: circular through hole, 21: second mounting plate, 22: third slide rail, 23: third mount, 24: push rod, 25: second slide bar, 26: fourth spring, 27: third fixing bar, 28: conical block, 29: and a fifth spring.
Detailed Description
The present invention will be further described with reference to specific examples, which are intended to illustrate, but not limit the scope of the invention.
Example 1
The utility model provides a conical blank preparation equipment of wood system building blocks, as shown in fig. 1-7, including base 1, biax motor 2, speed reducer 3, fixed plate 301, slewing mechanism 4 and cutting mechanism 5, be equipped with biax motor 2 in the middle of base 1 upper portion, be equipped with fixed plate 301 in the middle of base 1 upper portion, fixed plate 301 right part is equipped with speed reducer 3, speed reducer 3 is connected with the left output shaft of biax motor 2, be equipped with slewing mechanism 4 in the middle of base 1 upper portion, slewing mechanism 4 is connected with the output shaft on biax motor 2 right side, be equipped with cutting mechanism 5 in the middle of base 1 upper portion, cutting mechanism 5 is connected with speed reducer 3.
When the user need make conical building blocks, can use this equipment, at first, place cylindrical stick on slewing mechanism 4, afterwards, open biax motor 2, make biax motor 2 drive slewing mechanism 4 and rotate fast, slewing mechanism 4 rotates fast and drives cylindrical stick and rotate fast, and simultaneously, biax motor 2 drives cutting mechanism 5 through speed reducer 3 and removes, through 5 back-and-forth movements of cutting mechanism, cut into conical with cylindrical stick earlier, then cut down the conical building blocks that the preparation was accomplished again, when the user will not make conical building blocks again, it can to close biax motor 2.
The rotating mechanism 4 comprises a supporting frame 40, a rotating sleeve 41, a rotating disc 42, a rotating ring 43, a sliding groove block 44, a clamping rod 45, a first sliding rod 46, a first fixing rod 49, a fixing block 410, a sliding sleeve 411, a second sliding rod 412, a first spring 413 and a third belt transmission component 414, the supporting frame 40 is symmetrically arranged in the front and at the back of the middle of the upper part of the base 1, the rotating sleeve 41 is arranged on the supporting frame 40 on the front side and the back side, the rotating disc 42 is arranged in the rotating sleeve 41 in a sliding manner, the rotating ring 43 is arranged on the left part of the rotating disc 42, the three sliding groove blocks 44 are uniformly arranged on the inner wall of the rotating ring 43 at intervals, the clamping rods 45 are uniformly arranged in the three sliding groove blocks 44 in a sliding manner, the first sliding rods 46 are arranged on the right parts of the three clamping rods 45, three grooves 47 are uniformly arranged on the left part of the rotating disc 42, the three grooves 47 are respectively matched with the three first sliding rods 46 in a sliding manner, arc through holes 48 are symmetrically arranged on two sides of the rotating disc 42, the first fixing rod 49 is uniformly arranged in a sliding manner, the two first fixing rods 49 are connected with the rotating ring 43, the fixing blocks 410 are symmetrically arranged on the right portion of the rotating disc 42 close to the circle center, the first springs 413 are arranged on the outer sides of the fixing blocks 410 on the two sides, the second sliding rods 412 are arranged at the other ends of the first springs 413 on the two sides, two sliding sleeves 411 are arranged on the two sides of the right portion of the rotating disc 42 respectively, the two sliding sleeves 411 on the two sides are located on the two sides of the two arc-shaped through holes 48 respectively, the second sliding rods 412 on the two sides penetrate through the two sliding sleeves 411 on the two sides in a sliding mode respectively, and a third belt transmission assembly 414 is connected to the output shaft on the right side of the double-shaft motor 2 and the right portion of the rotating disc 42.
Firstly, a cylindrical wooden stick passes through the rotary table 42, then the two second sliding rods 412 slide inwards, the first springs 413 on the two sides are compressed, so that the second sliding rods 412 on the two sides do not pass through the two sliding sleeves 411 on the outer sides any more, then the first fixing rods 49 on the two sides are shifted to the other sides of the two arc-shaped through holes 48, a user does not apply force to the first fixing rods 49 on the two sides any more, under the reset action of the two first springs 413, the second sliding rods 412 on the two sides move outwards to the two sliding sleeves 411 on the outer sides, so that the second sliding rods 412 on the two sides fix the first fixing rods 49 on the two sides, the first fixing rods 49 on the two sides rotate at the same time, the rotating ring 43 and the three sliding groove blocks 44 are further driven to rotate, the three clamping rods 45 are respectively driven to rotate by the three sliding groove blocks 44, the three first sliding rods 46 are further driven to rotate, and the three first sliding rods 46 slide to the circle center position along the three grooves 47 respectively while rotating, then the clamping rods 45 are driven to move to the center of the circle while rotating, so that the three clamping rods 45 can fix the cylindrical wooden stick on the rotary table 42, then the double-shaft motor 2 drives the third belt transmission component 414 to drive the rotary table 42 to rotate rapidly, and further drive the cylindrical wooden stick to rotate rapidly, so that the cutting mechanism 5 can manufacture the cylindrical wooden stick into a conical wooden stick, after the conical wooden stick is manufactured, the two second sliding rods 412 slide inwards, the first springs 413 on the two sides are compressed, the second sliding rods 412 on the two sides no longer pass through the two outer sliding sleeves 411, then the first fixing rods 49 on the two sides are shifted in the opposite direction to the other side of the two arc-shaped through holes 48, so that the rotary ring 43 and the three sliding groove blocks 44 rotate in the opposite direction, and the three sliding groove blocks 44 respectively rotate in the opposite direction to drive the three clamping rods 45 to further drive the three first sliding rods 46 to rotate in the opposite direction, the three clamping bars 45 are moved towards the outside respectively so that the three clamping bars 45 no longer hold the conical sticks and the user can then remove the conical sticks from the turntable 42.
The cutting mechanism 5 comprises a first slide rail 50, a first slide groove plate 51, a third slide rail 52, a cutter 53, a second slide rail 54, a second slide groove plate 55, a fourth slide rail 56, an excircle turning tool 57, a first mounting seat 58, a second mounting seat 59, a rotating shaft 510, a push plate 511, a rotating rod 512, a first belt transmission assembly 513 and a second belt transmission assembly 514, wherein the first slide rail 50 is arranged in the middle of the front side of the upper part of the base 1, the first slide rail 50 is internally and slidably provided with the first slide groove plate 51, the cutter 53 is embedded on the upper side of the rear part of the first slide groove plate 51, the third slide rail 52 is arranged on the first slide rail 50, the first slide groove plate 51 is slidably arranged through the third slide rail 52, the second slide rail 54 is arranged in the middle of the rear side of the upper part of the base 1, the second slide groove plate 55 is internally and slidably arranged with the second slide groove plate 55, the fourth slide rail 56 is arranged on the upper side of the upper part of the second slide rail 54, the second slide groove plate 55 is slidably arranged with the excircle embedded turning tool 57, be equipped with first mount pad 58 in the middle of base 1 upper portion front side, first mount pad 58 is located first slide rail 50 left side, be equipped with second mount pad 59 in the middle of the base 1 upper portion rear side, second mount pad 59 is located second slide rail 54 left side, first mount pad 58 is equipped with pivot 510 with the equal rotary type of second mount pad 59 upside, the pivot 510 right part of front and back both sides all is equipped with push pedal 511, all be equipped with bull stick 512 on the push pedal 511 of front and back both sides, bull stick 512 of front and back both sides respectively with first spout board 51 and second spout board 55 sliding type cooperation, be connected with first belt transmission subassembly 513 between the pivot 510 of speed reducer 3 and front side, be connected with second belt transmission subassembly 514 between the pivot 510 of front and back both sides.
The double-shaft motor 2 drives the first belt transmission component 513 to rotate slowly through the speed reducer 3, and then drives the front rotating shaft 510 to rotate, the front rotating shaft 510 rotates and drives the rear rotating shaft 510 to rotate through the second belt transmission component 514, the front rotating shaft 510 and the rear rotating shaft 510 respectively drive the front push plate 511 and the rear push plate 511 to rotate, because the front rotating rod 512 and the rear rotating rod 512 can move up and down in the first chute plate 51 and the second chute plate 55, respectively, when the first chute plate 51 and the second chute plate 55 are guided by the first slide rail 50 and the second slide rail 54, the front rotating rod 512 and the rear rotating rod 512 respectively drive the first chute plate 51 and the second chute plate 55 to move back and forth simultaneously, when the first chute plate 51 and the second chute plate 55 move forward, the cylindrical wood stick is just abutted by the turning tool 57, under the condition that the double-shaft motor 2 drives the rotary disc 42 to drive the cylindrical wood stick to rotate rapidly, the cylindrical lathe tool 57 can cut the cylindrical stick into a conical stick, and when the first sliding chute plate 51 and the second sliding chute plate 55 move backwards, the cylindrical lathe tool 57 is no longer in contact with the conical stick after cutting, and the first sliding chute plate 51 moves backwards to drive the cutter 53 to move backwards, so that the conical stick after manufacturing is cut off.
Example 2
On the basis of the embodiment 1, as shown in fig. 1 and fig. 8-10, the device further comprises a fifth slide bar 6, a sixth slide bar 7, a collecting frame 8, a second fixing rod 9, a first mounting plate 10, a seventh slide bar 11, a second spring 12, a screening frame 13, a mounting block 14, a first slide bar 15, a wedge block 16, a third spring 17 and a stop bar 18, wherein the fifth slide bar 6 is symmetrically arranged on the left side of the upper portion of the base 1 in a front-back manner, the sixth slide bar 7 is symmetrically arranged on the left side of the upper portion of the base 1 in a front-back manner, the sixth slide bars 7 on the front and rear sides are respectively arranged on the left sides of the fifth slide bars 6 on the front and rear sides, the collecting frame 8 is slidably arranged on the fifth slide bars 6 and the sixth slide bars 7 on the front and rear sides, the right portion of the collecting frame 8 is arranged between the first chute plate 51 and the second chute plate 55, the second fixing rod 9 is symmetrically arranged on the left side of the lower portion of the collecting frame 8 in a front-back manner, the left side of the upper portion of the base 1 in a front-back manner, the first mounting plate 10 is symmetrically arranged on the front and rear side of the upper portion of the base 1 in a front and rear manner, the first mounting plates 10 on the front side and the rear side are respectively positioned on the left sides of the sixth slide bars 7 on the front side and the rear side, the seventh slide bars 11 are respectively arranged on the first mounting plates 10 on the front side and the rear side, the second springs 12 are sleeved on the seventh slide bars 11 on the front side and the rear side, one ends of the second springs 12 on the front side and the rear side are respectively connected with the first mounting plates 10 on the front side and the rear side, the screening frames 13 are slidably arranged on the seventh slide bars 11 on the front side and the rear side, the other ends of the second springs 12 on the front side and the rear side are respectively connected with the screening frames 13, the mounting blocks 14 are respectively arranged on the front side and the rear side of the screening frames 13, the first slide bars 15 are respectively arranged on the right parts of the mounting blocks 14 on the front side and the rear side, the wedge blocks 16 on the front side and the rear side are respectively matched with the second fixing bars 9 on the front side and the rear side, the first slide bars 15 on the front side and the rear side are sleeved with the third springs 17, the left parts of the third springs 17 on the front side and the rear side are respectively connected with the mounting blocks 14, the right parts of the third springs 17 on the front side and the rear side are connected with the wedge blocks 16, the left parts of the sixth slide bars 7 on the front side and the rear side are provided with stop rods 18, and the stop rods 18 on the front side and the rear side are respectively matched with the wedge blocks 16 on the front side and the rear side.
The rotating rods 512 on the front side and the rear side drive the first chute plate 51 and the second chute plate 55 to move back and forth, and simultaneously drive the collecting frame 8 to move back and forth, the cylindrical turning tool 57 produces sawdust in the process of manufacturing the cylindrical wood stick into the conical building block, the sawdust and the cut conical wood stick fall on the collecting frame 8, then slide to the screening frame 13 along the left lower side of the collecting frame 8, the collecting frame 8 moves back and forth to drive the second fixing rods 9 on the front side and the rear side to move back and forth, when the second fixing rods 9 on the front side and the rear side move forward, the second fixing rod 9 on the front side butts against and drives the wedge block 16 on the front side to move forward, and further drive the screening frame 13 to move forward, so that the second spring 12 on the front side is compressed, when the wedge block 16 on the front side moves forward to contact with the stop lever 18 on the front side, the wedge block 16 on the front side moves leftward, so that the third spring 17 on the front side is compressed, when the second fixing rods 9 at the front and rear sides move backwards, the second fixing rod 9 at the front side does not abut against the wedge-shaped block 16 any more, the screening frame 13 moves backwards and resets under the resetting action of the second spring 12 at the front side, so that the wedge-shaped block 16 at the front side does not abut against the stop lever 18 at the front side any more, under the resetting action of the third spring 17, the wedge-shaped block 16 at the front side moves rightwards and resets, when the second fixing rod 9 at the rear side moves backwards to contact with the wedge-shaped block 16 at the rear side and drives the wedge-shaped block 16 at the rear side to move backwards, the wedge-shaped block 16 at the rear side drives the screening frame 13 to move backwards, so that the second spring 12 at the rear side is compressed, when the wedge-shaped block 16 at the rear side moves backwards to contact with the stop lever 18 at the rear side, the wedge-shaped block 16 at the rear side moves leftwards so that the third spring 17 is compressed, and when the second fixing rods 9 at the front and rear sides move forwards again, the second spring 12 and the third spring 17 reset, because the interval evenly opens has a plurality of round holes on the screening frame 13, the in-process that screening frame 13 removed in the front and back for the saw-dust in the screening frame 13 drops, thereby leaves the conical stick that the preparation was accomplished, and the user takes out the conical stick that the preparation was accomplished in the screening frame 13 again can.
The double-shaft motor is characterized by further comprising a fixed seat 19, a second mounting plate 21, a third slide rail 22, a third mounting seat 23, a push rod 24, a second slide rod 25, a fourth spring 26, a third fixed rod 27, a conical block 28 and a fifth spring 29, wherein the fixed seat 19 is arranged in the middle of the upper portion of the base 1, the fixed seat 19 is positioned on the right side of the double-shaft motor 2, a circular through hole 20 is formed in the upper side of the fixed seat 19, the second mounting plate 21 is arranged on the right side of the upper portion of the base 1, the third slide rail 22 is connected between the fixed seat 19 and the second mounting plate 21, the third mounting seat 23 is slidably provided with the third mounting seat 23, the push rod 24 is arranged on the left portion of the third mounting seat 23, the second slide rod 25 is connected between the fixed seat 19 and the second mounting plate 21, the second slide rod 25 is positioned on the lower side of the third slide rail 22, the third mounting seat 23 slidably passes through the second slide rod 25, the fourth spring 26 is sleeved on the second slide rod 25, and the right end of the fourth spring 26 is connected with the third mounting seat 23, the left end of the fourth spring 26 is connected with the fixed seat 19, the left rear side of the upper part of the base 1 is provided with a third fixed rod 27, the front side of the upper part of the third fixed rod 27 is movably provided with a conical block 28, the upper part of the third fixed rod 27 is sleeved with a fifth spring 29, and the front end of the fifth spring 29 is connected with the conical block 28.
The conical block 28 is moved backwards, so that the fifth spring 29 is compressed, then a cylindrical wood stick to be manufactured is placed in the rotary table 42 and penetrates through the circular through hole 20 in the fixed seat 19, the cylindrical wood stick is located on the third slide rail 22 and is in contact with the push rod 24 and pushes the push rod 24 rightwards, the push rod 24 moves rightwards to drive the third mounting seat 23 to move rightwards, so that the fourth spring 26 is stretched, after the cylindrical wood stick is placed, a user does not apply force to the conical block 28, under the reset action of the fifth spring 29, the conical block 28 moves forwards and abuts against the cylindrical wood stick, the cylindrical wood stick can be fixed between the conical block 28 and the push rod 24, and the cutting mechanism 5 can cut the cylindrical wood stick conveniently.
The embodiments described above are provided to enable persons skilled in the art to make or use the invention and that modifications or variations can be made to the embodiments described above by persons skilled in the art without departing from the inventive concept of the present invention, so that the scope of protection of the present invention is not limited by the embodiments described above but should be accorded the widest scope consistent with the innovative features set forth in the claims.