阅读说明：本技术 一种新型纸张生产加工用鱼鳞装置 (Novel paper is fish scale for production and processing device ) 是由 陈龙 徐恒 周静辉 朱军来 李乐之 于 2021-02-24 设计创作，主要内容包括：本发明涉及纸张印刷技术领域,公开了一种新型纸张生产加工用鱼鳞装置,包括支撑架,所述支撑架通过螺栓固定安装有支撑板,所述两个支撑板之间设置有上层传动机构和下层传动机构,所述下层传动机构包括传动轴,所述两个传动轴上均固定安装有输送辊,两个所述输送辊之间通过平皮带连接,两个所述支撑板的上方均设置有固定板,所述上层传动机构包括转动轴一,两个所述转动轴一之间设置有绳皮带,所述固定板的顶部设置有导轨,所述导轨上设置有滑动件,两个所述滑动件之间固定安装有滑动板。本发明通过将纸张摊开成鱼鳞结构,通过缓存机构降低速度调整鱼鳞结构纸张之间的间距,有效对纸张进行保护,减少人工操作,有效提高上纸的工作效率。(The invention relates to the technical field of paper printing, and discloses a novel fish scale device for paper production and processing, which comprises a support frame, wherein support plates are fixedly arranged on the support frame through bolts, an upper-layer transmission mechanism and a lower-layer transmission mechanism are arranged between the two support plates, the lower-layer transmission mechanism comprises transmission shafts, conveying rollers are fixedly arranged on the two transmission shafts, the two conveying rollers are connected through a flat belt, a fixed plate is arranged above the two support plates, the upper-layer transmission mechanism comprises a first rotating shaft, a rope belt is arranged between the two first rotating shafts, a guide rail is arranged at the top of the fixed plate, a sliding part is arranged on the guide rail, and a sliding plate is fixedly arranged between the two sliding parts. According to the invention, the paper is spread into the fish scale structure, the speed is reduced by the cache mechanism to adjust the distance between the fish scale structure paper, the paper is effectively protected, manual operation is reduced, and the paper feeding working efficiency is effectively improved.)

1. A novel fish scale device for paper production and processing comprises a support frame (1) and is characterized in that support plates (2) are fixedly mounted on the support frame (1) through bolts, two support plates (2) are arranged, an upper transmission mechanism (3) and a lower transmission mechanism (4) are arranged between the two support plates (2), each lower transmission mechanism (4) comprises a transmission shaft (401), a through hole is formed in each support plate (2), one end of each transmission shaft (401) is movably connected with one support plate (2), the other end of each transmission shaft (401) penetrates through the through hole in the other support plate (2) and extends to the outside of each support plate (2) to be connected with a servo motor through a coupler, two transmission shafts (401) are arranged, and conveying rollers (402) are fixedly mounted on the two transmission shafts (401), the two conveying rollers (402) are connected through a flat belt (403), fixing plates (5) are arranged above the two supporting plates (2), the upper-layer transmission mechanism (3) comprises first rotating shafts (301), two first rotating shafts (301) are symmetrically arranged between the two fixing plates (5), a rope belt (302) is arranged between the two first rotating shafts (301), one side of each first rotating shaft (301) is provided with a first rotating wheel (303), one side of each first rotating shaft (301) is provided with a second rotating shaft (304), one side of each second rotating shaft (304) is provided with a second rotating wheel (305), the first rotating wheels (303) are meshed with the second rotating wheels (305), the top of each fixing plate (5) is provided with a guide rail (306), the guide rail (306) is provided with a sliding piece (307), and a sliding plate (308) is fixedly arranged between the two sliding pieces (307), the buffer mechanism (5) is arranged on one side of one transmission shaft (401), the buffer mechanism (5) comprises two first support plates (501) and two second rotating shafts (502) arranged between the two first support plates (501), one end of each second rotating shaft (502) is movably connected with one first support plate (501), the other end of each second rotating shaft (502) penetrates through the other first support plate (501) and is connected with a servo motor through a coupler, the two second rotating shafts (502) are respectively provided with a first rotating roller (503), a first flat belt (504) is arranged between the two opposite first rotating rollers (503), a first cross rod (505) is arranged above each first support plate (501), and a first support rod (506) is arranged between the two first cross rods (505), the first support rod (506) is connected with a plurality of first rolling wheels (507) through connecting pieces, and one side of the first cross rod (505) is connected with the first support plate (501) through a hinge (508).

2. The novel fish scale device for paper production and processing as claimed in claim 1, wherein: the sliding plate (308) moves back and forth on the guide rail through the sliding piece (307).

3. The novel fish scale device for paper production and processing as claimed in claim 1, wherein: the connecting piece is including rotating piece and dwang, it is provided with two and all can dismantle with the front end of sliding plate (308) and be connected to rotate the piece, the both ends of dwang are connected with rotating the piece respectively, spacing pinch roller cover is established on the dwang.

4. The novel fish scale device for paper production and processing as claimed in claim 1, wherein: all be provided with a plurality of conveying roller (402) on two transmission shafts (401), a plurality of conveying roller (402) all are the symmetry and set up.

5. The novel fish scale device for paper production and processing as claimed in claim 1, wherein: and a plurality of grooves matched with the rope belts (302) are formed in the first rotating shaft (301).

6. The novel fish scale device for paper production and processing as claimed in claim 1, wherein: the rope belt (302) and the flat belt (403) are arranged in parallel.

7. The novel fish scale device for paper production and processing as claimed in claim 1, wherein: the paper sheets are arranged in double rows on the flat belt (403).

8. The novel fish scale device for paper production and processing as claimed in claim 1, wherein: the paper is conveyed by the flat belt (403) and limited by the limiting pressing wheel (309) to move, and the paper is spread out in a fish scale shape and output.

Technical Field

The invention relates to the technical field of paper printing, in particular to a novel fish scale device for paper production and processing.

Background

In the field of paper feeding for printed packages, workers need to stack paper sheets into a paper stack at a certain height and then load the paper stack into a printing and packaging machine so that the printing and packaging machine can convey the paper sheets one by one for subsequent printing or packaging. It has been found from practice that a printing and packaging machine operating at speed will soon need to be thrown into a new stack of sheets, otherwise the printing and packaging machine will be in an empty state, causing it to alarm by mechanical error (malfunction).

The speed of the ink jet printer is generally 95 m/min during book block printing production, the speed needs to realize that the reaction speed of the book block separating action on a mechanical structure is higher, meanwhile, the traditional fish scale device can only disperse a row of paper into a fish scale structure once, the working efficiency is low, the manual operation is complex, the phenomenon of empty running of the printing and packaging machine is easy to occur, and an effective solution is not provided at present aiming at the related technical problems.

Disclosure of Invention

The invention provides a novel paper sheet production and processing fish scale device, which aims to solve the technical problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a novel fish scale device for paper production and processing comprises a support frame 1, wherein support plates 2 are fixedly arranged on the support frame 1 through bolts, two support plates 2 are arranged, an upper transmission mechanism 3 and a lower transmission mechanism 4 are arranged between the two support plates 2, the lower transmission mechanism 4 comprises a transmission shaft 401, a through hole is formed in each support plate 2, one end of each transmission shaft 401 is movably connected with one support plate 2, the other end of each transmission shaft 401 penetrates through the through hole in the other support plate 2 and extends to the outside of the corresponding support plate 2 to be connected with a servo motor through a coupler, two transmission shafts 401 are arranged on each transmission shaft 401, conveying rollers 402 are fixedly arranged on the two transmission shafts 401 and connected through a flat belt 403, a fixing plate 5 is arranged above each support plate 2, the upper transmission mechanism 3 comprises a first rotating shaft 301, the first rotating shafts 301 are provided with two rotating wheels and symmetrically arranged between two fixed plates 5, a rope belt 302 is arranged between the two rotating shafts 301, one side of each rotating shaft 301 is provided with a first rotating wheel 303, one side of each rotating shaft 301 is provided with a second rotating wheel 304, one side of each rotating shaft 304 is provided with a second rotating wheel 305, the first rotating wheels 303 and the second rotating wheels 305 are meshed, the top of each fixed plate 5 is provided with a guide rail 306, the guide rail 306 is provided with a sliding part 307, a sliding plate 308 is fixedly arranged between the two sliding parts 307, the sliding plate 308 is connected with two limiting press wheels 309 through a connecting part, one side of each transmission shaft 401 is provided with a buffer mechanism 5, each buffer mechanism 5 comprises two first support plates 501 and two second rotating shafts 502 arranged between the two first support plates 501, one end of each second rotating shaft 502 is movably connected with one first support plate 501, the other end of the second rotating shaft 502 penetrates through the first supporting plate 501 and is connected with a servo motor through a coupler, the first rotating rollers 503 are arranged on the two second rotating shafts 502, a first flat belt 504 and a first cross rod 505 are arranged between the first two opposite rotating rollers 503, the first cross rod 505 is arranged above the first supporting plate 501, a first supporting rod 506 is arranged between the first two cross rods 505, the first supporting rod 506 is connected with a plurality of first rolling wheels 507 through a connecting piece, and one side of the first cross rod 505 is connected with the first supporting plate 501 through a hinge 508.

In the preferred embodiment of the present invention, the sliding plate 308 is moved back and forth on the guide rail by the sliding member 307.

In a preferred embodiment of the present invention, the connecting member includes two rotating members and a rotating rod, the two rotating members are detachably connected to the front end of the sliding plate 308, two ends of the rotating rod are respectively connected to the rotating members, and the limiting pressing wheel is sleeved on the rotating rod.

In a preferred embodiment of the present invention, a plurality of conveying rollers 402 are disposed on each of the two transmission shafts 401, and the plurality of conveying rollers 402 are symmetrically disposed.

In the preferred embodiment of the present invention, the first rotating shaft 301 is provided with a plurality of grooves matching with the rope belt 302.

In the preferred embodiment of the present invention, the strap 302 and the flat strap 403 are disposed parallel to each other.

In the preferred embodiment of the present invention, the paper sheets are arranged in two rows on the flat belt 403.

In the preferred embodiment of the invention, the paper is conveyed by the flat belt 403 and is moved under the limit of the limit pinch roller 309, and the paper is spread out in a scaly shape and is output.

Compared with the prior art, the invention has the beneficial effects that:

(1) the invention relates to a novel paper sheet production and processing fish scale device, which effectively fixes and supports support plates by arranging a support frame, wherein an upper layer transmission mechanism and a lower layer transmission mechanism are arranged between the two support plates, the lower layer transmission mechanism comprises a transmission shaft, a servo motor drives the transmission shaft to rotate through a coupler in the working process, the two support plates are fixedly provided with conveying rollers, the two conveying rollers are connected through a flat belt, so that the paper sheet is conveyed by the flat belt, the manual operation is effectively reduced, the labor intensity is reduced, the paper sheet feeding speed is improved, the upper layer transmission mechanism comprises a first rotating shaft, the first rotating shaft can effectively drive a rope belt to convey the upper layer of the paper sheet in the paper sheet conveying process, and the paper sheet can be effectively conveyed to the fish scale device by arranging a second rotating shaft below the first rotating shaft, the conveying function is achieved, the first rotating wheel on the first rotating shaft is meshed with the second rotating wheel on the second rotating shaft, and the first rotating shaft can effectively drive the second rotating shaft to rotate while rotating, so that paper is conveyed;

(2) the invention relates to a novel fish scale device for paper production and processing, which drives a sliding piece to move back and forth by arranging the sliding piece to move back and forth on a guide rail, thereby the limiting pinch roller connected with the connecting piece on the sliding plate moves and the working efficiency can be effectively improved, the connecting piece comprises a rotating piece and a rotating rod, the rotating piece is fixed and drives the rotating rod to rotate, the limiting pinch roller is sleeved on the rotating rod, the position of the limiting pinch roller is adjusted, the paper is arranged in double rows on the flat belt, the paper feeding speed can be effectively improved, the double-row fish scale structure is adopted, the working efficiency is improved, the paper is conveyed by the flat belt and limited by the limiting pinch roller to move, the paper is output in a fish scale shape in a spreading mode, the creativity is high, the traditional single-row conveying structure is solved, the integral working efficiency is improved, and more sufficient time is provided for the subsequent working process;

(3) the invention relates to a novel paper scale device for producing and processing paper, which is characterized in that the speed of the paper is reduced after the paper is divided into a scale structure and the paper is conveyed to a buffer mechanism, a support plate is used for fixing and supporting the paper, a servo motor is connected with a second rotating shaft through a coupler, the servo motor drives the second rotating shaft to rotate when working, so that a first flat belt outside the second rotating shaft can effectively convey the paper, the first flat belt reduces the speed twice within six seconds, the phenomenon of empty running of a printing and packaging machine can be effectively avoided by reducing the speed of the scale paper, the working efficiency of feeding the paper is improved, a plurality of first rolling wheels connected with a first support rod above the first support plate through a connecting piece effectively buffer the paper conveyed on the first flat belt, the paper is prevented from being accumulated, and one side of a first cross rod is connected with the first support plate through a hinge, the installation and disassembly are facilitated, the later maintenance and overhaul are facilitated, when the phenomenon of paper jamming is met, the hinge is opened to clear the paper jamming, the operation of people is facilitated, and the working efficiency is improved.

Drawings

Fig. 1 is a schematic overall structure diagram of a novel scale device for paper production and processing according to an embodiment of the invention;

fig. 2 is a schematic structural diagram of an upper layer transmission mechanism and a lower layer transmission mechanism of the novel paper scale device for paper production and processing according to the embodiment of the invention.

In the reference symbols: 1. a support frame; 2. a support plate; 3. an upper layer transmission mechanism; 301. rotating a first shaft; 302. a rope belt; 303. rotating the first wheel; 304. a second rotating shaft; 305. a second rotating wheel; 306. a guide rail; 307. a slider; 308. a sliding plate; 309. limiting the pinch roller; 4. a lower layer transmission mechanism; 401. a drive shaft; 402. a conveying roller; 403. a flat belt; 5. a caching mechanism; 501. a first support plate; 502. a second rotating shaft; 503. rotating the first roller; 504. a first flat belt; 505. a first cross bar; 506. a first supporting rod; 507. a first rolling wheel; 508. and (7) a hinge.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-2, the present invention provides a technical solution of a novel fish scale device for paper production and processing: a novel fish scale device for paper production and processing comprises a support frame 1, wherein support plates 2 are fixedly arranged on the support frame 1 through bolts, two support plates 2 are arranged, an upper transmission mechanism 3 and a lower transmission mechanism 4 are arranged between the two support plates 2, the lower transmission mechanism 4 comprises a transmission shaft 401, a through hole is formed in each support plate 2, one end of each transmission shaft 401 is movably connected with one support plate 2, the other end of each transmission shaft 401 penetrates through the through hole in the other support plate 2 and extends to the outside of the corresponding support plate 2 to be connected with a servo motor through a coupler, two transmission shafts 401 are arranged on each transmission shaft 401, conveying rollers 402 are fixedly arranged on the two transmission shafts 401 and connected through a flat belt 403, a fixing plate 5 is arranged above each support plate 2, the upper transmission mechanism 3 comprises a first rotating shaft 301, the first rotating shafts 301 are provided with two rotating wheels and symmetrically arranged between two fixed plates 5, a rope belt 302 is arranged between the two rotating shafts 301, one side of each rotating shaft 301 is provided with a first rotating wheel 303, one side of each rotating shaft 301 is provided with a second rotating wheel 304, one side of each rotating shaft 304 is provided with a second rotating wheel 305, the first rotating wheels 303 and the second rotating wheels 305 are meshed, the top of each fixed plate 5 is provided with a guide rail 306, the guide rail 306 is provided with a sliding part 307, a sliding plate 308 is fixedly arranged between the two sliding parts 307, the sliding plate 308 is connected with two limiting press wheels 309 through a connecting part, one side of each transmission shaft 401 is provided with a buffer mechanism 5, each buffer mechanism 5 comprises two first support plates 501 and two second rotating shafts 502 arranged between the two first support plates 501, one end of each second rotating shaft 502 is movably connected with one first support plate 501, the other end of the second rotating shaft 502 penetrates through the first supporting plate 501 and is connected with a servo motor through a coupler, the first rotating rollers 503 are arranged on the two second rotating shafts 502, a first flat belt 504 and a first cross rod 505 are arranged between the first two opposite rotating rollers 503, the first cross rod 505 is arranged above the first supporting plate 501, a first supporting rod 506 is arranged between the first two cross rods 505, the first supporting rod 506 is connected with a plurality of first rolling wheels 507 through a connecting piece, and one side of the first cross rod 505 is connected with the first supporting plate 501 through a hinge 508.

As shown in fig. 1, in this embodiment, the first support plate 501 serves as a fixed support, the servo motor is connected to the second rotating shaft 502 through the coupling, the servo motor drives the second rotating shaft 502 to rotate while operating, so that the first flat belt 504 outside the second rotating shaft 502 can effectively convey the paper, the first flat belt 504 is decelerated twice within six seconds, for example, the normal speed of the first flat belt 504 is 80 m/min, the distance between the fish scale paper is 50 mm, the second rotating shaft 502 is driven by the servo motor to perform a first deceleration, the speed of the first flat belt 504 is 40 m/min, the distance between the fish scale paper is 25 mm, the second rotating shaft 502 is driven by the servo motor to perform a second deceleration, the speed of the first flat belt 504 is 10 m/min, the distance between the fish scale paper is 10 mm, and by decelerating the fish scale paper, can effectively avoid printing packaging machine to take place the phenomenon of the car that runs empty, improve the work efficiency of going up paper, a plurality of that a bracing piece 506 of a backup pad 501 top is connected through the connecting piece rolls wheel 507 and effectively realizes buffering the paper of carrying on flat belt 504, prevent to cause the paper to pile up, hinge 508 and backup pad 501 connection are passed through to one side of a horizontal pole 505, be favorable to the installation to dismantle, the maintenance and the maintenance in the later stage of being convenient for, when meetting the phenomenon of card paper, open hinge 508 and clear up the card paper, the people's operation of being convenient for, and the work efficiency is improved.

Further, the sliding plate 308 is moved back and forth on the guide rail by the sliding member 307.

As shown in fig. 2, in this embodiment, the movable plate 308 is arranged to move on the guide rail through the sliding member 307 to move back and forth, so that the position of the sliding plate can be effectively adjusted according to different requirements, and the working efficiency can be effectively improved.

Further, the connecting piece is including rotating piece and dwang, it is provided with two and all can dismantle with the front end of sliding plate 308 and be connected to rotate the piece, the both ends of dwang are connected with rotating the piece respectively, spacing pinch roller cover is established on the dwang.

In this embodiment, the rotating part is fixed and drives the dwang to rotate, and the spacing pinch roller cover is established on the dwang to the realization is adjusted the position of spacing pinch roller.

Further, all be provided with a plurality of conveying roller 402 on two transmission shafts 401, a plurality of conveying roller 402 all is the symmetry setting.

As shown in fig. 1, in this embodiment, a plurality of conveying rollers 402 are disposed on two transmission shafts 401, the plurality of conveying rollers 402 are symmetrically disposed, and two opposite conveying rollers 402 are connected by a flat belt, so that stability of conveying paper can be effectively improved, and work efficiency of conveying paper can be improved.

Further, a plurality of grooves matched with the rope belts 302 are formed in the first rotating shaft 301.

As shown in fig. 2, in this embodiment, a plurality of grooves matched with the rope belt 302 are formed in the first rotating shaft 301, so that the working efficiency of the rope belt 302 for conveying paper can be effectively improved, and the phenomenon that the rope belt 302 shakes during conveying is prevented.

Further, the strap 302 and the flat strap 403 are disposed parallel to each other.

As shown in fig. 1, in this embodiment, the rope belt 302 and the flat belt 403 are arranged in parallel to each other, so that the overall working efficiency can be effectively improved, and manual operation can be reduced.

Further, the paper sheets are arranged in two rows on the flat belt 403.

As shown in fig. 1, in this embodiment, paper is arranged in two rows on a flat belt 403, so that the speed of feeding paper can be effectively increased, and the working efficiency is improved by adopting a two-row fish scale structure.

Further, the paper is conveyed by the flat belt 403 and limited by the limiting pressing wheel 309 to move, and the paper is spread out in a fish scale shape and output.

As shown in fig. 1, in this embodiment, the paper is conveyed by the flat belt 403 and limited by the limiting pressing wheel 309 to move, and the paper is spread out in a fish scale shape for output, so that the creativity is high, the traditional single-row conveying structure is solved, the overall working efficiency is improved, and more sufficient time is provided for the subsequent working process.

Specifically, the working principle and the using process of the invention are as follows: after the paper feeding device is installed, the support frame 1 effectively plays a role in fixing and supporting the support plates 2, an upper-layer transmission mechanism 3 and a lower-layer transmission mechanism 4 are arranged between the two support plates 2, the lower-layer transmission mechanism 4 comprises a transmission shaft 401, a servo motor drives the transmission shaft 401 to rotate through a coupler in the working process, conveying rollers 402 are fixedly arranged on both the two support plates, the two conveying rollers 402 are connected through a flat belt 403, so that the paper is conveyed by the flat belt 403, manual operation is effectively reduced, labor intensity is reduced, paper feeding speed is improved, the upper-layer transmission mechanism 3 comprises a rotating shaft I301, the rotating shaft I301 can effectively drive the rope belt 302 to convey the upper layer of the paper in the paper conveying process, and the paper can be effectively conveyed to the fish scale device by arranging a rotating shaft II 304 below the rotating shaft I301, the conveying function is realized, the first rotating wheel 303 on the first rotating shaft 301 is meshed and connected with the second rotating wheel 305 on the second rotating shaft 304, the first rotating shaft 301 can effectively drive the second rotating shaft 304 to rotate while rotating, so that paper is conveyed, the sliding part 307 moves back and forth on the guide rail 306 so as to drive the sliding part 307 to move back and forth, so that the limiting pressing wheel 309 connected with the sliding plate 308 through the connecting part moves, the working efficiency can be effectively improved, the connecting part comprises a rotating part and a rotating rod, the rotating part fixes and drives the rotating rod to rotate, the limiting pressing wheel is sleeved on the rotating rod, so that the position of the limiting pressing wheel is adjusted, the paper is arranged in double rows on the flat belt 403, so that the paper feeding speed can be effectively improved, the double-row structure is adopted, the working efficiency is improved, and the paper is conveyed by the flat belt 403 and, the paper movement is realized, the paper is spread out in a fish scale shape and output, the creativity is high, the problem of a traditional single-row conveying structure is solved, the whole working efficiency is improved, more sufficient time is provided for subsequent working procedures, the paper is conveyed to the caching mechanism 5 for speed reduction after being divided into the fish scale structure, the first supporting plate 501 plays a role of fixed support, the servo motor is connected with the second rotating shaft 502 through the coupler, the servo motor drives the second rotating shaft 502 to rotate while working, so that the first flat belt 504 outside the second rotating shaft 502 effectively conveys the paper, the speed of the first flat belt 504 is reduced twice within six seconds, for example, the normal speed of the first flat belt 504 is 80 m/min, the distance between the fish scale paper is 50 mm, the second rotating shaft 502 is driven by the servo motor for first speed reduction, and the speed of the first flat belt 504 is 40 m/min, the interval between the fish scale paper is 25 millimeters, rethread servo motor drives axis of rotation two 502 and carries out the second time deceleration, the speed that makes flat belt 504 is 10 meters/minute, interval between the fish scale paper is 10 millimeters, through the deceleration to the fish scale paper, can effectively avoid printing packaging machine to take place the phenomenon of empty wagon, improve the work efficiency of going up paper, a plurality of that a plurality of rolling wheel 507 that a bracing piece 506 of a backup pad 501 top is connected through the connecting piece effectively realizes carrying on flat belt 504 the paper of carrying cushions, prevent to cause the paper to pile up, hinge 508 and backup pad 501 connection are passed through to one side of horizontal pole a 505, be favorable to the installation to dismantle, be convenient for the maintenance and the maintenance in later stage, when meetting the phenomenon of card paper, open hinge 508 and clear up the card paper, be convenient for people to operate, and improve work efficiency.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.