阅读说明：本技术 全自动塑料编织袋切缝装置 (Full-automatic joint cutting device for plastic woven bags ) 是由 罗世津 于 2021-09-28 设计创作，主要内容包括：本发明公开了全自动塑料编织袋切缝装置,涉及包装结构生产用相关设备技术领域。本发明包括切缝机构、承接机构、牵引机构和集料机构,切缝机构包括基座和切缝主体,且切缝主体连接于基座上前端中部,切缝主体前端连接有承接机构,且承接机构两侧后部活动连接有牵引机构,承接机构下部前端连接有集料机构；承接机构包括的L型板上前端端部通过活动轴连接有支柱,且支柱上端连接有承接板,L型板前端焊接的伸缩杆前输出端与支柱正中部活动连接。本发明通过设置承接机构、牵引机构和集料机构,解决了现有编织袋切缝装置,工作效率低下,智能化程度不足,满足不了使用需求,增加人力的同时,带来人体劳动强度的提高的问题。(The invention discloses a full-automatic cutting and sewing device for a plastic woven bag, and relates to the technical field of related equipment for production of packaging structures. The joint cutting mechanism comprises a base and a joint cutting main body, wherein the joint cutting main body is connected to the middle of the upper front end of the base, the front end of the joint cutting main body is connected with the joint cutting mechanism, the rear parts of two sides of the joint cutting main body are movably connected with the traction mechanism, and the front end of the lower part of the joint cutting main body is connected with the collecting mechanism; the end part of the upper front end of the L-shaped plate, which is included by the bearing mechanism, is connected with a supporting column through a movable shaft, the upper end of the supporting column is connected with a bearing plate, and the front output end of a telescopic rod, which is welded at the front end of the L-shaped plate, is movably connected with the middle part of the supporting column. By arranging the supporting mechanism, the traction mechanism and the collecting mechanism, the problems that the existing woven bag joint cutting device is low in working efficiency and insufficient in intelligent degree, the use requirement cannot be met, the labor force is increased, and the labor intensity of a human body is improved are solved.)

1. Full-automatic plastic woven sack joint-cutting device, including joint-cutting mechanism (100), receiving mechanism (200), drive mechanism (300) and the mechanism (400) that gathers materials, its characterized in that: the joint cutting mechanism (100) comprises a base (110) and a joint cutting main body (120), the joint cutting main body (120) is connected to the middle of the upper front end of the base (110), the front end of the joint cutting main body (120) is connected with a bearing mechanism (200), the rear parts of two sides of the bearing mechanism (200) are movably connected with a traction mechanism (300), and the front end of the lower part of the bearing mechanism (200) is connected with a material collecting mechanism (400);

the L-shaped plate (210) that receiving mechanism (200) includes is gone up front end tip and is connected with pillar (230) through loose axle (220), and pillar (230) upper end is connected with and accepts board (240), output and pillar (230) middle part swing joint before telescopic link (250) of L-shaped plate (210) front end welded.

2. The slitting device for the full-automatic plastic woven bags according to claim 1, wherein the upper rear portions of the two sides of the L-shaped plate (210) are provided with through screw holes, the end portions of the front ends of the L-shaped plate (210) are provided with spaced spacers, and nuts are threaded on the end portions of the through studs of the middle front portions of the two sides of the L-shaped plate (210).

3. The cutting and sewing device for the full-automatic plastic woven bags according to claim 1, wherein the pulling mechanism (300) comprises a group of supporting blocks (310) with a pulling motor (320) welded to the middle portion thereof, the outer output end of the pulling motor (320) is sleeved with a pulling frame (330) with holes, and the middle portion of the bottom of the pulling frame (330) with holes is connected with a suction fan (340) in a penetrating manner.

4. The slitting device for the full-automatic plastic woven bags according to claim 1, wherein the protrusion at the front end of the mounting frame (410) of the collecting mechanism (400) is connected in a damping manner in the groove at the lower end of the front end of the L-shaped plate (210), the collecting box (420) is fixedly connected to the front end of the mounting frame (410), and the hole plate (430) is fixedly connected to the middle of the upper end of the collecting box (420).

5. The full-automatic plastic woven bag slitting device according to claim 4, wherein the upper end of the collecting box (420) is connected with a protection mechanism (700), a protection plate (710) included in the protection mechanism (700) is arranged in an L shape, a clamping block (720) at one side end of the bottom of the protection plate (710) is clamped in a clamping groove (730) at the upper end of the collecting box (420), and a sealing block which is downward contacted with the upper end of the collecting box (420) is arranged at the front end of the bottom of the protection plate (710).

6. The slitting device for the fully automatic plastic woven bags according to claim 1, wherein the base (110) comprises a base plate (111) having a baffle (112) connected to a rear end thereof, and an outer support plate (113) welded to a front end of the base plate (111), and an inner support plate (114) screwed to an inner front end of the outer support plate (113).

7. The cutting and slitting device for the full-automatic plastic woven bags according to claim 6, wherein a main guide mechanism (500) is disposed behind the base plate (111), and the main guide mechanism (500) comprises a T-shaped frame (510) with a first main guide roller (520) rotatably connected to an upper portion of an inner side of the T-shaped frame (510), a second main guide roller (530) rotatably connected to an upper portion of a rear end of the T-shaped frame (510), a third main guide roller (540) rotatably connected to a lower portion of a front end of the T-shaped frame (510), and a partition (550) connected to the upper and rear ends of the T-shaped frame (510).

8. The cutting and sewing machine for the fully automatic plastic woven bags according to claim 6, wherein a secondary guide mechanism (600) is connected to the upper rear end of the base plate (111) near the cutting and sewing body (120), a support plate (620) is welded to the front end of a slant frame (610) included in the guide mechanism (600), a secondary guide roller (630) is rotatably connected to the front end of the inner side of the support plate (620), and fixing posts (650) are threaded through the middle of the fixing posts (640) in the middle of the two sides of the slant frame (610) at intervals.

Technical Field

The invention belongs to the technical field of related equipment for producing a packaging structure, and particularly relates to a full-automatic plastic woven bag joint cutting device.

Background

Woven bags are also known as snakeskin bags. The cutting and sewing device for the woven bag belongs to equipment for processing the plastic bag and is used for cutting and sewing the woven bag.

Through the retrieval, chinese granted patent number CN211542601U authorizes the publication date 2020.09.22, authorizes and discloses an automatic bagging joint cutter of plastic woven sack, which comprises a bod, the organism includes conveyer belt, cutting machine and sewing machine fixed connection are at the organism top, and the two output ends correspond the conveyer belt upper surface, its characterized in that, the conveyer belt includes first transfer way and second transfer way, first transfer way upper surface conveys outer bag and end fixedly connected with first unloading way, second transfer way upper surface conveys inner bag and end fixedly connected with second unloading way, the utility model discloses a set of double-deck conveyer belt, usable one set of joint cutting device accomplishes the joint cutting of two kinds of bags of inner bag and outer bag; through setting up the opening board, utilize cylinder two times flexible can open the inner bag opening again on opening outer bag open-ended basis, conveniently blow and rise set bag to simplify two sets of joint-cutting, conveying and opening device into one set, simple structure facilitates the use.

Through retrieval, the granted patent number CN113103671A of china, granted published japanese 2021.07.13, granted discloses a full-automatic high-speed joint cutter for plastic woven bags, which comprises a joint cutter body, a material placing frame and a roller, wherein the material placing frame is fixedly connected to one side of the top of the joint cutter body, a placing groove is formed in the top of the material placing frame, the roller is lapped on an inner cavity of the placing groove, and a finishing device is fixedly connected to the top of the joint cutter body. According to the invention, the first hydraulic rod and the second hydraulic rod drive the arc-shaped push plate to quickly scrape wrinkles on the top of the woven bag, and meanwhile, broken threads and impurities on the top of the woven bag fall into the inner cavity of the collecting box through the through hole on one side of the arc-shaped push plate, so that the smoothness and tidiness of the woven bag are ensured, the problems that the surface of the woven bag is easily wrinkled when the woven bag is processed by the conventional cutting and sewing machine, the woven bag processing fails and a large amount of materials are wasted are solved, the smoothness of the woven bag is ensured, and the quality of the woven bag processing by the cutting and sewing machine is improved.

However, the following disadvantages still exist in the practical use:

1. the conventional woven bag joint cutting device needs manual unloading treatment after the woven bag is subjected to joint cutting, so that the working efficiency is low while certain safety risk is realized;

2. according to the conventional woven bag joint cutting device, before and after the woven bag is subjected to joint cutting, the woven bag is manually controlled and pulled, so that the woven bag is positioned at a proper position on a processing table, the intelligent degree is insufficient, and the use requirement cannot be met;

3. current braided bag joint-cutting device is carrying out the joint-cutting back of braided bag, by the people constantly accomodate of braided bag after carrying out the joint-cutting and place, when increasing the manpower, brings human intensity of labour's improvement.

Therefore, the existing full-automatic plastic woven bag joint cutting device can not meet the requirements in actual use, so that an improved technology is urgently needed in the market to solve the problems.

Disclosure of Invention

The invention aims to provide a full-automatic plastic woven bag joint cutting device, which is provided with a receiving mechanism, a traction mechanism and a collecting mechanism, and solves the problem that the labor intensity of a human body is improved while the labor intensity of the human body is increased because the woven bag is manually pulled to be controlled before and after the woven bag is subjected to joint cutting because the woven bag needs to be manually unloaded after the woven bag is subjected to joint cutting, the intelligent degree is insufficient, the use requirement cannot be met, and meanwhile, the woven bag is manually stored and placed after the joint cutting is performed after the woven bag is subjected to joint cutting.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a full-automatic joint cutting device for a plastic woven bag, which comprises a joint cutting mechanism, a bearing mechanism, a traction mechanism and a collecting mechanism, wherein the joint cutting mechanism comprises a base and a joint cutting main body, the joint cutting main body is connected to the middle part of the upper front end of the base, the front end of the joint cutting main body is connected with the bearing mechanism, the rear parts of two sides of the bearing mechanism are movably connected with the traction mechanism, and the front end of the lower part of the bearing mechanism is connected with the collecting mechanism;

the L template that receiving mechanism includes is gone up the front end tip and is connected with the pillar through the loose axle, and is connected with the board of accepting on the pillar, output and pillar middle part swing joint before L template front end welded telescopic link.

Further, upper portion is the screw setting that runs through behind L template both sides, and the L template upper end tip is the spaced spacer block setting, and the double-screw bolt tip screw thread that the middle part runs through before L template both sides has the nut.

Based on the technical characteristics, the rear end of the inner support plate is connected with the structure between the L-shaped plates through the screw holes under the action of the outer bolts, the front end of the inner support plate is connected and fixed with the L-shaped plates through the nuts and the studs, and meanwhile, the partition plate is used for structurally supporting the movable shaft.

Furthermore, a group of supporting blocks of the traction mechanism is connected with a traction motor in a welding mode in the middle, the outer output end of the traction motor is sleeved with a traction frame with holes, and the middle of the bottom of the traction frame with the holes is connected with a suction fan in a penetrating mode.

Based on the technical characteristics, the supporting block is used for bearing the traction motor, the traction motor is used for applying rotating force to the perforated traction frame, so that the woven bag is borne and pulled by the perforated traction frame, and the woven bag in traction can be adsorbed and positioned under the action of the suction fan.

Further, the lug damping of the mounting bracket front end of the material collecting mechanism is connected in the groove at the lower end part of the front end of the L-shaped plate, the front end of the mounting bracket is fixedly connected with a material collecting box, and the middle part of the upper end of the material collecting box is fixedly connected with a pore plate.

Based on above-mentioned technical characteristic, be connected by the damping of structure between lug and recess, carry out the connection of mounting bracket structure, and then connect the case that gathers materials through the mounting bracket, then concentrate taking in placing the braided bag after the seam through the case that gathers materials, and the orifice plate then accepts external air blast structure for fix a position the braided bag of placing taking in.

Further, the workbin upper end of gathering materials is connected with protection machanism, and the guard plate that protection machanism includes is the setting of L type, the fixture block joint of the end of a side end portion at the bottom of the guard plate is in the draw-in groove of the workbin upper end portion of gathering materials, and the front end is the sealed piece setting of contact with the workbin upper end downwards at the bottom of the guard plate.

Based on above-mentioned technical characteristics, be connected by the joint of structure between fixture block and draw-in groove, carry out the connection of protection plate structure fixed, and then protect the processing outward to the braided bag of placing in the case that gathers materials through the guard plate.

Furthermore, the base plate that the base included is gone up the rear end and is connected with the baffle, and the front end tip welded connection has an outer support plate on the base plate, and the inboard front end threaded connection of outer support plate has interior support plate.

Based on the technical characteristics, the upper end face of the base plate supports the outer support plate, the inner support plate, the joint cutting main body and the baffle plate, the supporting mechanism is fixedly connected through the outer support plate and the inner support plate, and the baffle plate is used for placing the outer counterweight structure and improving the stability of the device.

Further, the base plate rear is provided with main guiding mechanism, and the inboard upper portion of T type frame that main guiding mechanism includes rotates and is connected with first main guide roll, T type frame rear end upper portion rotates and is connected with second main guide roll, and T type frame front end lower part rotates and is connected with third main guide roll, and the rear end is connected with the baffle on the T type frame.

Based on above-mentioned technical characteristics, accept first main guide roll, second main guide roll and third main guide roll by T type frame, accept the braided bag through first main guide roll, second main guide roll and third main guide roll, and then place external counter weight structure through the baffle for the promotion of its self stability.

Furthermore, a slave guide mechanism is connected to the position, close to the joint cutting main body, of the upper rear end of the substrate, a supporting plate is welded to the end portion of the front end of the inclined frame, the position, close to the joint cutting main body, of the slave guide mechanism, the front end of the inner side of the supporting plate is rotatably connected with a slave guide roller, and fixing columns penetrate through the middle portions of the fixing blocks in the middle portions of the two sides of the inclined frame at intervals through threads.

Based on the technical characteristics, the supporting plate connected with the guide rollers is connected in and out through the inclined frame, the woven bag is secondarily guided through the guide rollers, and the fixing block is used for fixing the inclined frame structure through the fixing column.

The invention has the following beneficial effects:

1. the bearing mechanism is arranged, so that the woven bag can be structurally supported and simultaneously can be subjected to blanking treatment instead of manual work, the cutting efficiency of the woven bag is improved, specifically, the bearing plate of the bearing mechanism is used for supporting the woven bag through the upper end face, the cutting treatment is carried out on the woven bag through the cutting main body, after the woven bag is subjected to the cutting treatment, the outer control end controls the telescopic rod, at the moment, the telescopic rod exerts an outward pulling force on the support, the bearing plate is gradually obliquely arranged from the original parallel ground under the action of the movable shaft, and the cut woven bag moves downwards and slides down from the bearing plate under the action of gravity.

2. The traction mechanism is arranged, and mechanical traction treatment is performed on woven bags before and after slitting instead of manual work, so that the intelligent degree of the device is improved while the risk of manual work is reduced.

3. According to the woven bag collecting device, the collecting mechanism is arranged, automatic collecting processing is performed on woven bags after cutting, labor cost is reduced, and meanwhile labor intensity is reduced.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

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 external view of the present invention;

FIG. 2 is a schematic view of a primary steering mechanism of the present invention;

FIG. 3 is a schematic view of the slave steering mechanism of the present invention;

FIG. 4 is a schematic view of the connection of the receiving mechanism, the drawing mechanism and the collecting mechanism according to the present invention;

FIG. 5 is a schematic view of the receiving mechanism of the present invention;

FIG. 6 is a schematic view of the pulling mechanism of the present invention;

FIG. 7 is a schematic view of the collection mechanism of the present invention;

FIG. 8 is a schematic view of the connection between the collecting mechanism and the protecting mechanism according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

100. a joint cutting mechanism; 110. a base; 120. cutting the main body; 111. a substrate; 112. a baffle plate; 113. an outer support plate; 114. an inner support plate; 200. a carrying mechanism; 210. an L-shaped plate; 220. a movable shaft; 230. a pillar; 240. a bearing plate; 250. a telescopic rod; 300. a traction mechanism; 310. supporting a block; 320. a traction motor; 330. a traction frame with holes; 340. a suction fan; 400. a material collecting mechanism; 410. a mounting frame; 420. a material collecting box; 430. an orifice plate; 500. a main guide mechanism; 510. a T-shaped frame; 520. a first main guide roller; 530. a second main guide roller; 540. a third main guide roller; 550. a partition plate; 600. a slave guide mechanism; 610. an oblique frame; 620. a support plate; 630. a secondary guide roller; 640. a fixed block; 650. fixing a column; 700. a protection mechanism; 710. a protection plate; 720. a clamping block; 730. a clamping groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-8, the present invention relates to a full-automatic plastic woven bag slitting device, which comprises a slitting mechanism 100, a receiving mechanism 200, a traction mechanism 300 and an aggregate mechanism 400, wherein the slitting mechanism 100 comprises a base 110 and a slitting main body 120, the slitting main body 120 is connected to the middle of the upper front end of the base 110, the receiving mechanism 200 is connected to the front end of the slitting main body 120, the traction mechanism 300 is movably connected to the rear parts of the two sides of the receiving mechanism 200, and the aggregate mechanism 400 is connected to the front end of the lower part of the receiving mechanism 200;

the front end of the L-shaped plate 210 of the receiving mechanism 200 is connected with a support column 230 through a movable shaft 220, the upper end of the support column 230 is connected with a receiving plate 240, and the front output end of a telescopic rod 250 welded at the front end of the L-shaped plate 210 is movably connected with the middle of the support column 230;

the middle part of a group of supporting blocks 310 of the traction mechanism 300 is welded with a traction motor 320, the outer output end of the traction motor 320 is sleeved with a traction frame 330 with holes, and the middle part of the bottom of the traction frame 330 with holes is connected with a suction fan 340 in a penetrating way;

the convex block at the front end of the mounting frame 410 of the material collecting mechanism 400 is connected in a damping manner in the groove at the lower end part of the front end of the L-shaped plate 210, the front end of the mounting frame 410 is fixedly connected with a material collecting box 420, the middle part of the upper end of the material collecting box 420 is fixedly connected with a pore plate 430, and when the device is used specifically;

firstly, sleeving a woven bag drum on a third main guide roller 540 at the lower part of the front end of a T-shaped frame 510, connecting an external drive motor with one end of the third main guide roller 540 at the moment, controlling the drive motor by an external control end, driving the woven bag drum to rotate by the rotating third main guide roller 540 at the moment, and manually winding and connecting the front end of the woven bag with a first main guide roller 520, a second main guide roller 530 and a secondary guide roller 630 and extending the front end of the woven bag to the upper end surface of a bearing plate 240;

then, the external control end controls the traction motor 320, the traction motor 320 applies a rotating force to the perforated traction frame 330 to enable the perforated traction frame to be in contact with the inner end of the woven bag, at the moment, the suction fan 340 operates to adsorb and position the woven bag until the perforated traction frame 330 is in contact with the upper end face of the bearing plate 240, the front end of the woven bag extends to the position below the front end of the bearing plate 240, at the moment, the external control end controls the cutting and sewing main body 120 to perform cutting and sewing processing on the woven bag through the cutting and sewing main body 120, and when the front end of the woven bag extends to the position below the front end of the bearing plate 240, the external control end controls the traction motor 320 again to apply the reverse step and restore the original state;

then, after the woven bags are subjected to the cutting and sewing treatment, the external control end controls the telescopic rod 250, at the moment, the telescopic rod 250 applies an outward pulling force to the support column 230, the bearing plate 240 is gradually and obliquely arranged from the original parallel ground under the action of the movable shaft 220, the cut woven bags slide down and down from the bearing plate 240 under the action of gravity, the falling woven bags fall into the material collecting box 420, after the woven bags fall into the material collecting box 420, the external control end controls the telescopic rod 250, the telescopic rod 250 at the moment applies the reverse step to recover the original positions of the bearing plate 240, and meanwhile, the steps are repeated to perform the cutting and sewing treatment on the rest woven bags;

secondly, when the woven bags are continuously cut and placed in the material collecting box 420, the height of the woven bags is continuously increased along with the continuous increase of the woven bags, when the height of the woven bags is located at the edge of the opening edge at the upper part of the rear end of the material collecting box 420, the external control end controls the external air blowing structure, the output end of the external air blowing structure is connected with the through hole in the hole plate 430 in a sleeved mode, air blowing operation is conducted, and at the moment, the woven bags stored in the material collecting box 420 are in a certain stable state under the action of downward air blowing;

finally, after the braided bag is slit and concentrated and is accomodate and put, the manual work is carried out the accuse to protection plate 710, and at this moment, place fixture block 720 in draw-in groove 730 and exert decurrent power for fixture block 720 joint is in draw-in groove 730, is connected between protection plate 710 and collection case 420, and breaks away from between mounting bracket 410 and L template 210, and the transfer of gathering together case 420 assigned position can.

As shown in fig. 1, rear upper portions of two sides of the L-shaped plate 210 are provided with through screw holes, end portions of front ends of the L-shaped plate 210 are provided with spaced spacers, screw threads of end portions of screw bolts penetrating through front middle portions of two sides of the L-shaped plate 210 are provided with nuts, specifically, when the L-shaped plate 210 is structurally connected, the outer screw bolts are placed in the screw holes and apply a tightening force to enable the rear end of the L-shaped plate 210 to be in threaded connection with the inner support plate 114, and at the moment, the screw bolts penetrate through the inner support plate 114 to be connected with the front ends of the L-shaped plate 210 and are tightened;

the rear end of a substrate 111 included by the base 110 is connected with a baffle 112, the front end of the substrate 111 is connected with an outer support plate 113 in a welding mode, the front end of the inner side of the outer support plate 113 is connected with an inner support plate 114 in a threaded mode, specifically, when the base 110 is used, the outer support plate 113, the inner support plate 114, the lancing main body 120 and the baffle 112 are supported by the upper end face of the substrate 111, the supporting mechanism 200 is connected and fixed through the outer support plate 113 and the inner support plate 114, and at the moment, an outer counterweight structure is placed on the inner side of the baffle 112 to improve the stability of the device.

As shown in fig. 7-8, the upper end of the material collecting box 420 is connected with the protection mechanism 700, the protection plate 710 included by the protection mechanism 700 is in an L-shaped configuration, the fixture block 720 at the bottom end of the protection plate 710 is clamped in the clamping groove 730 at the upper end of the material collecting box 420, and the front end of the bottom of the protection plate 710 is in a sealing block configuration contacting with the upper end of the material collecting box 420 downwards.

As shown in fig. 2, a main guide mechanism 500 is disposed behind the substrate 111, the upper portion of the inner side of a T-shaped frame 510 included in the main guide mechanism 500 is rotatably connected with a first main guide roller 520, the upper portion of the rear end of the T-shaped frame 510 is rotatably connected with a second main guide roller 530, the lower portion of the front end of the T-shaped frame 510 is rotatably connected with a third main guide roller 540, the upper end of the T-shaped frame 510 is connected with a partition plate 550, specifically, when the main guide mechanism 500 is used, an external counterweight structure is placed inside the partition plate 550 to stabilize the structure of the device, at this time, a woven bag reel is sleeved on the third main guide roller 540 at the lower portion of the front end of the T-shaped frame 510, an external driving motor is connected with one end of the third main guide roller 540, the external control terminal controls the driving motor, at this time, the third main guide roller 540 in rotation drives the woven bag reel to rotate, at this time, the front end of the woven bag is manually rotated with the first main guide roller 520, The winding connection of the outer surface of the second main guide roller 530 is sufficient.

As shown in fig. 3, a secondary guide mechanism 600 is connected to a rear end of the base plate 111 near the lancing main body 120, a supporting plate 620 is welded to a front end of an oblique frame 610 included in the secondary guide mechanism 600, a secondary guide roller 630 is rotatably connected to a front end of an inner side of the supporting plate 620, and fixing posts 650 are threaded through a middle portion of a fixing block 640 at a middle portion of two sides of the oblique frame 610 at intervals.

The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made to the technical solutions described in the above embodiments, and to some of the technical features thereof, are included in the scope of the present invention.