阅读说明：本技术 一种金属极薄带生产用微型异步实验轧机 (Miniature asynchronous experimental rolling mill for producing metal ultrathin strip ) 是由 崔春江 张桂立 于 2021-07-14 设计创作，主要内容包括：本发明公开了一种金属极薄带生产用微型异步实验轧机,包括底座,底座上的一侧设置有压薄组件和收卷组件；压薄组件包括支架,支架上设置有上压辊、中压辊和下压辊,支架的两侧对称设置有上调节架、固定架和下调节架,在支架的两侧对称设置调节杆,上调节架和下调节架的两端分别套接于调节杆上,在调节杆上位于上调节架和下调节架的两侧设置调节螺栓,使得上调节架和下调节架可以进行上下调节,进而使得上压辊和下压辊与中压辊之间的距离可以调节,在对不同厚度、不同种类的金属进行轧制时,轧制比不同,上压辊、中压辊和下压辊之间的距离可以根据需要调节,满足不同厚度、不同种类的金属极薄带进行轧制。(The invention discloses a miniature asynchronous experimental rolling mill for producing a metal ultra-thin strip, which comprises a base, wherein a thinning component and a winding component are arranged on one side of the base; the thinning assembly comprises a support, an upper compression roller, a middle compression roller and a lower compression roller are arranged on the support, an upper adjusting frame is symmetrically arranged on two sides of the support, a fixing frame and a lower adjusting frame are symmetrically arranged on two sides of the support, adjusting rods are symmetrically arranged on two sides of the support, two ends of the upper adjusting frame and two ends of the lower adjusting frame are respectively sleeved on the adjusting rods, adjusting bolts are arranged on two sides of the upper adjusting frame and two sides of the lower adjusting frame on the adjusting rods, the upper adjusting frame and the lower adjusting frame can be adjusted up and down, further, the distance between the upper compression roller and the lower compression roller and the distance between the middle compression roller can be adjusted, when different types of metal are rolled, the rolling ratio is different, the distance between the upper compression roller and the middle compression roller and the lower compression roller can be adjusted according to needs, different thicknesses are met, and different types of metal extremely thin strips are rolled.)

1. A miniature asynchronous experimental rolling mill for producing an extremely thin metal strip comprises a base (1) and is characterized in that a thinning component (3) and a winding component (2) are arranged on one side of the base (1);

the thinning assembly (3) comprises a support (31), an upper pressing roller (33), a middle pressing roller (37) and a lower pressing roller (38) are arranged on the support (31), an upper adjusting frame (32), a fixed frame (36) and a lower adjusting frame (39) are symmetrically arranged on two sides of the support (31), an upper guide plate (34) and a lower guide plate (35) are symmetrically arranged on two sides of the support (31), and a tightness assembly (4) is arranged on one side of the support (31).

2. The miniature asynchronous experimental rolling mill for producing the ultrathin metal strip is characterized in that fixing blocks (324) are symmetrically arranged on the side surface of the support (31), adjusting rods (325) are arranged on the fixing blocks (324), two ends of the upper adjusting frame (32) and two ends of the lower adjusting frame (39) are respectively sleeved on the adjusting rods (325), and fixing frames (36) are symmetrically arranged on the two side surfaces of the support (31) and are in threaded connection with adjusting bolts (323) on the adjusting rods (325).

3. The micro asynchronous experimental rolling mill for producing the metal ultrathin strip as claimed in claim 1, wherein the rolling assembly (2) comprises a rolling frame (21), a rolling motor (22) is arranged on one side of the rolling frame (21), a rolling rod (24) is arranged on the rolling frame (21), compression chutes (212) are symmetrically formed in the inner side of the rolling frame (21), a tightening roller (23) is slidably arranged in the compression chute (212), one end of the rolling rod (24) is connected with a motor shaft of the rolling motor (22) through a coupling, and a connecting rod head (25) is arranged at the other end of the rolling rod (24).

4. The miniature asynchronous experimental rolling mill for producing the metal ultrathin strip is characterized in that the elastic component (4) comprises triangular supports (40) symmetrically arranged on two sides of a support (31), elastic sliding grooves (43) are formed in the triangular supports (40), turning rollers (41) are arranged in the elastic sliding grooves (43) in a sliding mode, elastic telescopic rods (42) are arranged on the side faces of the two triangular supports (40), and the end portions of the two elastic telescopic rods (42) are fixedly connected with two ends of the turning rollers (41) respectively.

5. The miniature asynchronous experimental rolling mill for producing the metal ultrathin strip is characterized in that two ends of an upper compression roller (33) are rotatably arranged on upper adjusting frames (32) on two sides of a support (31), two ends of a middle compression roller (37) are rotatably arranged on fixed frames (36) on two sides of the support (31), two ends of a lower compression roller (38) are rotatably arranged on lower adjusting frames (39) on two sides of the support (31), one ends of the upper compression roller (33) and the lower compression roller (38) are respectively and fixedly connected with motor shafts of two compression roller motors (331), and the two compression roller motors (331) are respectively and fixedly connected with the upper adjusting frames (32) and the lower adjusting frames (39).

6. The miniature asynchronous experimental rolling mill for producing the ultrathin metal strip as claimed in claim 1, wherein the bracket (31) is symmetrically provided with first sliding grooves (311) at two sides, the first sliding grooves (311) are internally provided with a plurality of locking sliding blocks (342) in a sliding manner, two ends of the upper guide plate (34) and the lower guide plate (35) are respectively in threaded connection with the locking sliding blocks (342) through locking bolts (341), and the upper guide plate (34) and the lower guide plate (35) are respectively provided with a guide hole (343).

7. The micro asynchronous experimental rolling mill for producing the metal ultrathin strip as claimed in claim 3, wherein compression telescopic rods (211) are symmetrically arranged inside the winding frame (21), the end parts of the two compression telescopic rods (211) are fixedly connected with the two ends of the tightening roller (23) respectively, a plurality of winding limiting blocks (242) are arranged on the winding rod (24), a plurality of spring fixing blocks (241) are arranged inside the winding rod (24), a limiting spring (240) is arranged on the spring fixing block (241), one end of the limiting spring (240) is connected with the winding limiting blocks (242), a pressing block (252) is arranged on the connecting rod head (25) in a sliding manner, a pagoda spring (251) is fixedly arranged inside the connecting rod head (25), and the pagoda spring (251) is fixedly connected with one end of the pressing block (252), the pressing block (252) is fixedly connected with the rolling limiting block (242) through a connecting rod (243).

8. The micro asynchronous experimental rolling mill for producing the extremely thin metal strip as claimed in claim 7, wherein a first stopper (244) is symmetrically arranged on two sides of the winding stopper (242), and a second stopper (253) is symmetrically arranged on two sides of the pressing block (252).

Technical Field

The invention relates to the technical field of rolling mills, in particular to a miniature asynchronous experimental rolling mill for producing a metal ultra-thin strip.

Background

In recent years, micro-fabrication technology and micro-forming technology have been rapidly developed, and the demand for extremely thin belts of metals, alloys and metal matrix composite materials is increasing, and these extremely thin belts are widely applied to the microelectronic industry, the micro-fabrication industry, the instrument industry, the micro-electro-mechanical industry and the like.

The extremely thin strips of metal, alloy and metal matrix composite are mostly obtained by rolling, rolling mills used in the research and development experiment process are mostly multi-roller mills, and the multi-roller mills have complicated structures, complex operation and less functionality, and can not meet the use requirements of laboratories.

Disclosure of Invention

In order to overcome the technical problems, the invention aims to provide a miniature asynchronous experimental rolling mill for producing a metal ultrathin strip, wherein two ends of an upper compression roller and a lower compression roller are rotatably arranged on an upper adjusting frame and a lower adjusting frame, adjusting rods are symmetrically arranged on two sides of a support, two ends of the upper adjusting frame and two ends of the lower adjusting frame are respectively sleeved on the adjusting rods, adjusting bolts are arranged on the adjusting rods and positioned on two sides of the upper adjusting frame and the lower adjusting frame, so that the upper adjusting frame and the lower adjusting frame can be adjusted up and down, the distance between the upper compression roller and the middle compression roller can be adjusted, when metals with different thicknesses and different types are rolled, the rolling ratios are different, and the distances between the upper compression roller, the middle compression roller and the lower compression roller can be adjusted according to requirements, so as to meet the requirement of rolling of metal ultrathin strips with different thicknesses and different types; secondly set up the winding rod on the rolling frame, set up a plurality of rolling stoppers on the winding rod, when rolling extremely thin area of metal, set up the hole joint on the rolling stopper with the tip of extremely thin area of metal, then start the rolling motor, can be with extremely thin area of metal after the rolling on the winding rod, after the rolling is accomplished, press the briquetting, can be with spacing shrink to the winding rod in soon of rolling, then pulling the connecting rod head can take out the winding rod from extremely thin roll of strip of metal after the winding, take off extremely thin area of metal, easy operation is convenient, the winding rod can reuse, need not to change, in order to solve above-mentioned background problem.

The purpose of the invention can be realized by the following technical scheme:

a miniature asynchronous experimental rolling mill for producing an extremely thin metal strip comprises a base, wherein a thinning component and a winding component are arranged on one side of the base;

the thinning assembly comprises a support, an upper compression roller, a middle compression roller and a lower compression roller are arranged on the support, an upper adjusting frame, a fixing frame and a lower adjusting frame are symmetrically arranged on two sides of the support, an upper guide plate and a lower guide plate are symmetrically arranged on two sides of the support, and a tightening assembly is arranged on one side of the support.

As a further scheme of the invention: the side symmetry of support is provided with the fixed block, the installation is provided with the regulation pole on the fixed block, the both ends of going up alignment jig and lower alignment jig cup joint respectively and install on adjusting the pole, threaded connection has adjusting bolt on the regulation pole the both sides face symmetry of support is provided with the mount.

As a further scheme of the invention: the winding assembly comprises a winding frame, one side of the winding frame is provided with a winding motor, a winding rod is arranged on the winding frame, compression chutes are symmetrically formed in the inner side of the winding frame, a winding roller is slidably arranged in the compression chutes, one end of the winding rod is connected with a motor shaft of the winding motor through a coupling, and the other end of the winding rod is provided with a connecting rod head.

As a further scheme of the invention: the elastic component comprises triangular frames symmetrically arranged on two sides of the support, elastic sliding grooves are formed in the triangular frames, turning rollers and elastic telescopic rods are arranged in the elastic sliding grooves in a sliding mode, the side faces of the triangular frames are provided with the elastic telescopic rods, and the end portions of the elastic telescopic rods are fixedly connected with two ends of the turning rollers respectively.

As a further scheme of the invention: the two ends of the upper compression roller are rotatably installed on the upper adjusting frames on the two sides of the support, the two ends of the middle compression roller are rotatably installed on the fixing frames on the two sides of the support, the two ends of the lower compression roller are rotatably installed on the lower adjusting frames on the two sides of the support, one end of the upper compression roller and one end of the lower compression roller are fixedly connected with motor shafts of two compression roller motors respectively, and the two compression roller motors are fixedly connected with the upper adjusting frame and the lower adjusting frame respectively.

As a further scheme of the invention: first spout has been seted up to the bilateral symmetry of support, it is provided with a plurality of locking slider to slide in the first spout, go up the both ends of deflector and lower deflector and pass through locking bolt and locking slider threaded connection respectively, all seted up the guiding hole on going up deflector and the lower deflector.

As a further scheme of the invention: the inside symmetry of rolling frame is provided with and compresses tightly the telescopic link, two the tip that compresses tightly the telescopic link is respectively in the both ends fixed connection who tightens up the roller, be provided with a plurality of rolling stoppers on the winding rod, the inside of winding rod is provided with a plurality of spring fixed blocks, be provided with spacing spring on the spring fixed block, the one end and the rolling stopper of spacing spring are connected, the last slip of connecting rod head is provided with the briquetting, the fixed pagoda spring that is provided with in inside of connecting rod head, the one end fixed connection of pagoda spring and briquetting, through connecting rod fixed connection between briquetting and the rolling stopper.

As a further scheme of the invention: the bilateral symmetry of rolling stopper is provided with first stopper, the bilateral symmetry of briquetting is provided with the second stopper.

The invention has the beneficial effects that:

according to the rolling device, two ends of an upper compression roller and a lower compression roller are rotatably arranged on an upper adjusting frame and a lower adjusting frame, adjusting rods are symmetrically arranged on two sides of a support, two ends of the upper adjusting frame and two ends of the lower adjusting frame are respectively sleeved on the adjusting rods, adjusting bolts are arranged on the adjusting rods and positioned on two sides of the upper adjusting frame and two sides of the lower adjusting frame, so that the upper adjusting frame and the lower adjusting frame can be adjusted up and down, further, the distance between the upper compression roller and the lower compression roller and the distance between the middle compression roller and the middle compression roller can be adjusted, when metals with different thicknesses and different types are rolled, the rolling ratios are different, the distances between the upper compression roller and the middle compression roller and the lower compression roller can be adjusted according to needs, and the requirement for rolling of metal extremely thin belts with different thicknesses and different types is met;

according to the invention, two ends of the upper guide plate and the lower guide plate are respectively connected with the locking slide block which is arranged in the first sliding groove in a sliding manner through the locking bolt, and after the locking bolt and the locking slide block are loosened, the upper guide plate and the lower guide plate can be adjusted up and down, so that when the guide hole is adjusted according to the upper press roller, the central position of the guide hole is consistent with the central position of the metal ultra-thin belt, and a better guiding effect is achieved;

according to the invention, the winding rod is arranged on the winding frame, the winding limiting blocks are arranged on the winding rod, when the metal ultrathin strip is wound, the end part of the metal ultrathin strip is provided with the hole to be clamped on the winding limiting blocks, then the winding motor is started, the rolled metal ultrathin strip can be wound on the winding rod, after the winding is finished, the pressing block is pressed, the winding limiting block can be quickly contracted into the winding rod, then the winding rod can be pulled out from the wound metal ultrathin strip by pulling the connecting rod head, the metal ultrathin strip is taken down, the operation is simple and convenient, the winding rod can be repeatedly used, and the metal ultrathin strip does not need to be replaced.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the construction of the thinning assembly of the present invention;

FIG. 3 is a schematic view of a winding assembly according to the present invention;

FIG. 4 is a schematic view of a connecting structure of the compressing telescopic rod and the tightening roller in the invention;

FIG. 5 is a schematic view of the connection structure of the upper guide plate and the locking slider in the present invention;

FIG. 6 is a schematic sectional view of the winding rod of the present invention;

fig. 7 is a schematic view of the structure of the upper adjusting bracket of the present invention.

In the figure: 1. a base; 2. a winding component; 21. a winding frame; 211. compressing the telescopic rod; 212. a compacting chute; 22. a winding motor; 23. a take-up roll; 24. winding the rod; 240. a limiting spring; 241. a spring fixing block; 242. a winding limiting block; 243. a connecting rod; 244. a first stopper; 25. a connecting rod head; 251. a pagoda spring; 252. briquetting; 253. a second limiting block; 3. thinning the assembly; 31. a support; 311. a first chute; 32. an upper adjusting bracket; 323. adjusting the bolt; 324. a fixed block; 325. adjusting a rod; 33. an upper compression roller; 331. a compression roller motor; 34. an upper guide plate; 341. locking the bolt; 342. locking the sliding block; 343. a guide hole; 35. a lower guide plate; 36. a fixed mount; 37. a middle press roll; 38. a lower pressing roller; 39. a lower adjusting bracket; 4. a take-up assembly; 40. a tripod; 41. a turning roller; 42. tightening and loosening the telescopic rod; 43. the elasticity spout.

Detailed Description

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

Referring to fig. 1-7, a miniature asynchronous experimental rolling mill for producing an ultra-thin metal strip comprises a base 1, wherein a thinning component 3 and a winding component 2 are arranged on one side of the base 1;

the thinning assembly 3 comprises a support 31, an upper pressing roller 33, a middle pressing roller 37 and a lower pressing roller 38 are arranged on the support 31, an upper adjusting frame 32, a fixed frame 36 and a lower adjusting frame 39 are symmetrically arranged on two sides of the support 31, an upper guide plate 34 and a lower guide plate 35 are symmetrically arranged on two sides of the support 31, and a tightening assembly 4 is arranged on one side of the support 31.

The side of the bracket 31 is symmetrically provided with fixed blocks 324, the fixed blocks 324 are provided with adjusting rods 325, two ends of the upper adjusting frame 32 and the lower adjusting frame 39 are respectively sleeved on the adjusting rods 325, the adjusting rods 325 are in threaded connection with adjusting bolts 323, two side faces of the bracket 31 are symmetrically provided with fixed frames 36, two ends of the upper pressing roll 33 and the lower pressing roll 38 are rotatably arranged on the upper adjusting frame 32 and the lower adjusting frame 39, the two sides of the bracket 31 are symmetrically provided with the adjusting rods 325, two ends of the upper adjusting frame 32 and the lower adjusting frame 39 are respectively sleeved on the adjusting rods 325, the adjusting bolts 323 are arranged on the adjusting rods 325 at two sides of the upper adjusting frame 32 and the lower adjusting frame 39, so that the upper adjusting frame 32 and the lower adjusting frame 39 can be adjusted up and down, further, the distance between the upper pressing roll 33 and the lower pressing roll 38 and the middle pressing roll 37 can be adjusted, and the distance between the upper pressing roll 33 and the lower roll 37 and the middle pressing roll 37 can be adjusted according to different thicknesses, When different types of metals are rolled, the rolling ratios are different, and the distances among the upper pressing roll 33, the middle pressing roll 37 and the lower pressing roll 38 can be adjusted as required, so that the rolling of the metal ultrathin strips with different thicknesses and different types is realized.

Winding assembly 2 includes winding frame 21, one side of winding frame 21 is provided with rolling motor 22, be provided with winding rod 24 on the winding frame 21, the inboard symmetry of winding frame 21 has been seted up and has been compressed tightly spout 212, it is provided with take-up roll 23 to slide in compressing tightly spout 212, the one end of winding rod 24 passes through the coupling joint with rolling motor 22's motor shaft, the other end of winding rod 24 is provided with connecting rod head 25.

Elasticity subassembly 4 includes tripod 40 that 31 bilateral symmetry of support set up, elasticity spout 43 has been seted up on the tripod 40, it is provided with turning roller 41, two to slide in the elasticity spout 43 the side of tripod 40 is provided with elasticity telescopic link 42, two the tip of elasticity telescopic link 42 respectively with the both ends fixed connection of turning roller 41, when rolling the metal pole piece of different material thickness, because rolling ratio is different, length variation is different between rolling and the second, and the position of turning roller 41 can be adjusted to elasticity telescopic link 42, satisfies the use.

The two ends of the upper compression roller 33 are rotatably installed on the upper adjusting frames 32 on the two sides of the support 31, the two ends of the middle compression roller 37 are rotatably installed on the fixing frames 36 on the two sides of the support 31, the two ends of the lower compression roller 38 are rotatably installed on the lower adjusting frames 39 on the two sides of the support 31, one ends of the upper compression roller 33 and one end of the lower compression roller 38 are fixedly connected with motor shafts of the two compression roller motors 331 respectively, and the two compression roller motors 331 are fixedly connected with the upper adjusting frames 32 and the lower adjusting frames 39 respectively.

First sliding grooves 311 are symmetrically formed in two sides of the support 31, a plurality of locking sliders 342 are slidably arranged in the first sliding grooves 311, two ends of the upper guide plate 34 and the lower guide plate 35 are respectively in threaded connection with the locking sliders 342 through locking bolts 341, guide holes 343 are formed in the upper guide plate 34 and the lower guide plate 35, two ends of the upper guide plate 34 and the lower guide plate 35 are respectively connected with the locking sliders 342 slidably arranged in the first sliding grooves 311 through the locking bolts 341, and after the locking bolts 341 and the locking sliders 342 are loosened, the upper guide plate 34 and the lower guide plate 35 can be adjusted up and down, so that when the guide holes 343 are adjusted according to the upper press roller 33, the center position of the guide holes 343 is consistent with the center position of the metal pole thin strip, and a better guiding effect is achieved.

The inner part of the winding frame 21 is symmetrically provided with two compression telescopic rods 211, the end parts of the two compression telescopic rods 211 are respectively fixedly connected with two ends of the tightening roller 23, the winding rod 24 is provided with a plurality of winding limit blocks 242, the winding rod 24 is internally provided with a plurality of spring fixing blocks 241, the spring fixing blocks 241 are provided with limit springs 240, one end of each limit spring 240 is connected with the corresponding winding limit block 242, the connecting rod head 25 is provided with a pressing block 252 in a sliding manner, the connecting rod head 25 is internally and fixedly provided with a pagoda spring 251, so that the bottom of the pressing block 252 and the pagoda spring 251 cannot deviate when the pressing block 252 is pressed, the pagoda spring 251 is fixedly connected with one end of the pressing block 252, the pressing block 252 is fixedly connected with the winding limit blocks 242 through connecting rods 243, the winding rod 24 is arranged on the winding frame 21, and the winding rod 24 is provided with a plurality of winding limit blocks 242, when the metal ultrathin strip is wound, the end part of the metal ultrathin strip is provided with the hole to be clamped on the winding limiting block 242, then the winding motor 22 is started, the rolled metal ultrathin strip can be wound on the winding rod 24, after the winding is finished, the pressing block 252 is pressed, the winding limiting block 242 can be contracted into the winding rod 24, then the connecting rod head 25 is pulled, the winding rod 24 can be pulled out from the wound metal ultrathin strip, the metal ultrathin strip is taken down, the operation is simple and convenient, and the winding rod 24 can be recycled without replacement.

The bilateral symmetry of rolling stopper 242 is provided with first stopper 244, prevents that first stopper 244 from popping out, the bilateral symmetry of briquetting 252 is provided with second stopper 253, prevents that second stopper 253 from popping out.

The working principle of the invention is as follows:

when in use, one end of the metal ultra-thin strip firstly passes through a guide hole 343 on an upper guide plate 34 positioned on one side of the winding assembly 2 and is pressed between an upper pressure roller 33 and a middle pressure roller 37, then adjusting bolts 323 on adjusting rods 325 at two ends of an upper adjusting frame 32 to enable the distance between the upper pressure roller 33 and the middle pressure roller 37 to meet the rolling requirement of the metal ultra-thin strip, then starting a pressure roller motor 331 at the end part of the upper pressure roller 33 to roll the metal ultra-thin strip out from the space between the upper pressure roller 33 and the middle pressure roller 37 on the thinning assembly 3, then passing the metal ultra-thin strip which is pressed for the first time through the guide hole 343 on the upper guide plate 34 on the other side of the thinning assembly 3, then passing through a guide hole 343 on a lower guide plate 35 below a change roller 41 by bypassing a change roller 41 arranged on the side surface of the thinning assembly 3, then passing the metal ultra-thin strip into the space between the lower pressure roller 38 and the middle pressure roller 37, and at the moment suspending the pressure roller motor 331 at the end part of the upper pressure roller 33, adjusting the adjusting bolts 323 on the adjusting rods 325 at the two ends of the lower adjusting frame 39 to make the distance between the lower pressing roll 38 and the middle pressing roll 37 meet the rolling requirement of the metal ultra-thin strip, then simultaneously starting the pressing roll motor 331 at the end of the lower pressing roll 38 and the pressing roll motor 331 at the end of the upper pressing roll 33 to pull the metal ultra-thin strip out from the guiding hole 343 on the lower guiding plate 35 at one side of the winding assembly 2, then punching a plurality of holes which can be matched with the winding limiting block 242 at the end of the metal ultra-thin strip, clamping the end of the metal ultra-thin strip on the winding rod 24, then starting the winding motor 22, simultaneously starting the pressing telescopic rod 211, winding the metal ultra-thin strip after rolling onto the winding rod 24 by the winding motor 22, contracting the telescopic rod 211 while winding, pressing the winding roller 23 to press the wound metal ultra-thin strip, closing the whole device after winding is completed, pressing the pressing block 252 on the connecting rod head 25, the pressing block 252 moves downwards and drives the winding limiting block 242 to move downwards through the connecting rod 243, so that the winding rod 24 can be drawn out from the metal ultrathin strip coil after winding, the metal ultrathin strip coil is taken down, and then the winding rod 24 is connected with a motor shaft of the winding motor 22.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.