阅读说明：本技术 一种针管装滤芯线体及方法 (Needle tube-mounted filter element line and method ) 是由 严贵 黄峻岭 陈军 于 2021-10-15 设计创作，主要内容包括：本发明提供一种针管装滤芯线体及方法,包括传输装置、沿传输装置依次设置的针管上料装置、滤芯上料装置、装滤芯装置、芯压压装检测装置、装盒装置、料盒供料装置、密封纸供料装置以及密封纸吸取下压装置。针管上料装置将承载有多个针管的料盘上料至传输装置,滤芯上料装置将滤芯上料,装滤芯装置将多个滤芯取料并放置到料盘上的针管中,所述滤芯压装检测装置将滤芯压装到针管中并检测,装盒装置将压装滤芯后的针管及料盘搬运至料盒中,密封纸吸取下压装置将密封纸吸附放置到料盒上,并下压将密封纸压合到料盒上,集针管、滤芯的自动化上料,自动化滤芯压装,并将产品放置到料盒中,再进行密封纸吸取并压装到料盒与一体,自动化程度高。(The invention provides a needle tube filter element assembly line and a method, which comprises a transmission device, a needle tube feeding device, a filter element assembly device, a core pressing and assembling detection device, a boxing device, a material box feeding device, a sealing paper feeding device and a sealing paper sucking and pressing device, wherein the needle tube feeding device, the filter element assembly device, the core pressing and assembling detection device, the boxing device, the material box feeding device, the sealing paper feeding device and the sealing paper sucking and pressing device are sequentially arranged along the transmission device. Needle tubing loading attachment will bear the weight of charging tray material loading to transmission device of a plurality of needle tubing, and filter core loading attachment will filter core material loading, adorn in the filter core device gets a plurality of filter cores material and place the needle tubing on the charging tray, filter core pressure equipment detection device is with filter core pressure equipment to the needle tubing and detect, and dress box device carries the needle tubing and the charging tray after the pressure equipment filter core to the magazine, and sealing paper absorbs push down device and adsorbs sealing paper and place the magazine on to push down with sealing paper pressfitting to the magazine, the automatic material loading of collection needle tubing, filter core, automatic filter core pressure equipment to place the product in the magazine, absorb sealing paper again and pressure equipment magazine and integrative, degree of automation is high.)

1. The utility model provides a needle tubing dress filter core line body which characterized in that: the automatic packaging machine comprises a transmission device, an edge, a needle tube feeding device, a filter element loading device, a core pressing and pressing detection device, a boxing device, a material box feeding device, a sealing paper feeding device and a sealing paper sucking and pressing device, wherein the transmission device is sequentially arranged.

2. The needle tubing cartridge line of claim 1, wherein: the needle tube feeding device comprises a first feeding transmission mechanism and a first feeding carrying mechanism for carrying products of the first feeding transmission mechanism to the transmission device; the first feeding and carrying mechanism comprises a first X-axis module, a first mounting frame in sliding fit with the first X-axis module, a first clamping jaw air cylinder arranged on the first mounting frame, a first feeding clamping jaw arranged at the output end of the first clamping jaw air cylinder and a first Z-axis air cylinder arranged at the top of the first mounting frame and used for driving the first clamping jaw air cylinder to lift; and the inner side walls of the first feeding clamping jaws are respectively provided with a first limiting groove.

3. The needle tubing cartridge line of claim 1, wherein: the filter core loading attachment include material loading vibration dish, set up in the ejection of compact guide slot of material loading vibration dish exit, set up in the mechanism that directly shakes of ejection of compact guide slot department and set up in the apron of ejection of compact guide slot top.

4. The needle tubing cartridge line of claim 1, wherein: dress filter core device include second X axle module, with second Y axle module that second X axle module links to each other, with second Y axle module links to each other get filter core lift cylinder, set up in get filter core lift plate of getting filter core lift cylinder bottom, set up in get a plurality of filter core suction nozzles of getting of filter core lift plate bottom, it is a plurality of get the interval of filter core suction nozzle is adjustable.

5. The needle tubing cartridge line of claim 1, wherein: filter core pressure equipment detection device include the second mounting bracket, set up in second clamp plate of second mounting bracket below, set up in a plurality of compression legs on the second clamp plate, set up in drive on the second mounting bracket the filter core pressure equipment cylinder that the second clamp plate goes up and down, set up in the positioning pressure board of second clamp plate rear side, drive the second location cylinder that positioning pressure board goes up and down, set up in the installation pole of filter core pressure equipment cylinder rear side, set up in CCD detection camera on the installation pole.

6. The needle tubing cartridge line of claim 1, wherein: the boxing device comprises a boxing X-axis module, a boxing mounting frame in sliding fit with the boxing X-axis module, a boxing clamping jaw cylinder arranged on the boxing mounting frame, a boxing feeding clamping jaw arranged at the output end of the boxing clamping jaw cylinder and a boxing Z-axis cylinder arranged at the top of the boxing mounting frame and used for driving the boxing clamping jaw cylinder to lift; be provided with dress box spacing groove on the inside wall of dress box material loading clamping jaw respectively.

7. The needle tubing cartridge line of claim 1, wherein: the material box feeding device comprises a third mounting frame arranged at the transmission device, a third Y-axis module arranged on the third mounting frame, a bearing frame arranged on the third Y-axis module, supporting plates arranged on two sides of the bearing frame, supporting cylinders for driving the supporting plates to advance and retreat, photoelectric sensors arranged on the third mounting frame, a tray arranged at the bottom of the bearing frame and a material box feeding cylinder for driving the tray to lift.

8. The needle tubing cartridge line of claim 1, wherein: the sealing paper feeding device comprises a sealing paper conveying belt and a sealing paper feeding mechanism arranged at the input end of the sealing paper conveying belt.

9. The needle tubing cartridge line of claim 1, wherein: the sealing paper sucking and pressing device comprises an adsorbing and pressing mechanism arranged above the conveying device and a pressing and jacking mechanism arranged below the conveying mechanism; adsorb down mechanism including the absorption support frame, set up in absorption Y axle module on the absorption support frame, with adsorb the absorption mounting bracket that Y axle module links to each other, through a plurality of guide posts with adsorb the lifter plate that the mounting bracket links to each other, set up in adsorb the sealing paper suction nozzle of lifter plate bottom, set up in drive on the absorption mounting bracket adsorb the absorption lift cylinder that the lifter plate goes up and down.

10. A method for installing a filter element on a needle tube is characterized in that: comprising a needle cannula cartridge body according to any one of claims 1 to 9, said method comprising the steps of:

the needle tube feeding device feeds a tray bearing a plurality of needle tubes to the transmission device;

the filter element feeding device feeds the filter elements;

the filter element loading device takes a plurality of filter elements and places the filter elements into needle tubes on a material tray;

the core pressing and mounting detection device presses and mounts the filter element into the needle tube and detects the filter element;

the material box feeding device feeds materials to the material box;

the boxing device conveys the needle tube and the material disc into a material box after the filter element is pressed and mounted;

the sealing paper feeding device feeds the sealing paper;

the sealing paper absorbing and pressing device adsorbs and places the sealing paper on the material box, and presses the sealing paper on the material box.

Technical Field

The invention relates to the technical field of needle tube production, in particular to a needle tube filter element installing line body and a method.

Background

In the production process of many products, a filter element, such as a mask, a purifier and the like, needs to be arranged in a pipe fitting or a needle tube. Because the pipe fitting size is less, and the filter core size is also less, through the mode of manual assembly, inefficiency, and after the manual work dress filter core, need with the orderly emission of needle tubing in the charging tray, need again through artifical or check out test set to the product detection, detect qualified back, place the charging tray in the plastic case to paste sealing paper. There is thus a need for an automated device or line body to fulfill the above functions.

Disclosure of Invention

The invention aims to provide a needle tube filter element line body and a method, which are used for solving the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a needle tubing dress filter core line body, includes transmission device, follows needle tubing loading attachment, filter core loading attachment, dress filter core device, core pressure equipment detection device, cartoning device, magazine feedway, sealing paper feedway and the sealing paper that transmission device set gradually absorb the push-down device.

Further, the needle tube feeding device comprises a first feeding and conveying mechanism and a first feeding and conveying mechanism for conveying products of the first feeding and conveying mechanism to the conveying device; the first feeding and carrying mechanism comprises a first X-axis module, a first mounting frame in sliding fit with the first X-axis module, a first clamping jaw air cylinder arranged on the first mounting frame, a first feeding clamping jaw arranged at the output end of the first clamping jaw air cylinder and a first Z-axis air cylinder arranged at the top of the first mounting frame and used for driving the first clamping jaw air cylinder to lift; and the inner side walls of the first feeding clamping jaws are respectively provided with a first limiting groove.

Further, filter core loading attachment include material loading vibration dish, set up in the ejection of compact guide slot of material loading vibration dish exit, set up in straight vibrating mechanism of ejection of compact guide slot department and set up in the apron of ejection of compact guide slot top.

Further, dress filter core device include second X axle module, with second Y axle module that second X axle module links to each other, with what second Y axle module linked to each other gets filter core lift cylinder, set up in get filter core lifter plate of getting filter core lift cylinder bottom, set up in get a plurality of filter core suction nozzles of getting filter core lifter plate bottom, it is a plurality of get the interval of filter core suction nozzle is adjustable.

Further, filter core pressure equipment detection device include the second mounting bracket, set up in the second clamp plate of second mounting bracket below, set up in a plurality of compression legs on the second clamp plate, set up in drive on the second mounting bracket the filter core pressure equipment cylinder that the second clamp plate goes up and down, set up in the positioning pressure plate, the drive of second clamp plate rear side the second positioning cylinder that positioning pressure plate goes up and down, set up in the installation pole of filter core pressure equipment cylinder rear side, set up in CCD detection camera on the installation pole.

Further, the boxing device comprises a boxing X-axis module, a boxing mounting frame in sliding fit with the boxing X-axis module, a boxing clamping jaw air cylinder arranged on the boxing mounting frame, a boxing feeding clamping jaw arranged at the output end of the boxing clamping jaw air cylinder and a boxing Z-axis air cylinder arranged at the top of the boxing mounting frame and used for driving the boxing clamping jaw air cylinder to lift; be provided with dress box spacing groove on the inside wall of dress box material loading clamping jaw respectively.

The material box feeding device comprises a third mounting frame arranged at the transmission device, a third Y-axis module arranged on the third mounting frame, a bearing frame arranged on the third Y-axis module, supporting plates arranged on two sides of the bearing frame, supporting cylinders for driving the supporting plates to advance and retreat, photoelectric sensors arranged on the third mounting frame, a tray arranged at the bottom of the bearing frame and a material box feeding cylinder for driving the tray to lift.

Further, the sealing paper feeding device comprises a sealing paper conveying belt and a sealing paper feeding mechanism arranged at the input end of the sealing paper conveying belt.

Further, the sealing paper sucking and pressing device comprises an adsorbing and pressing mechanism arranged above the conveying device and a pressing and jacking mechanism arranged below the conveying mechanism; adsorb down mechanism including the absorption support frame, set up in absorption Y axle module on the absorption support frame, with adsorb the absorption mounting bracket that Y axle module links to each other, through a plurality of guide posts with adsorb the lifter plate that the mounting bracket links to each other, set up in adsorb the sealing paper suction nozzle of lifter plate bottom, set up in drive on the absorption mounting bracket adsorb the absorption lift cylinder that the lifter plate goes up and down.

A method for assembling a filter element on a needle tube comprises any one of the above needle tube and filter element line bodies, and comprises the following steps:

the needle tube feeding device feeds a tray bearing a plurality of needle tubes to the transmission device;

the filter element feeding device feeds the filter elements;

the filter element loading device takes a plurality of filter elements and places the filter elements into needle tubes on a material tray;

the core pressing and mounting detection device presses and mounts the filter element into the needle tube and detects the filter element;

the material box feeding device feeds materials to the material box;

the boxing device conveys the needle tube and the material disc into a material box after the filter element is pressed and mounted;

the sealing paper feeding device feeds the sealing paper;

the sealing paper absorbing and pressing device adsorbs and places the sealing paper on the material box, and presses the sealing paper on the material box.

The invention has the beneficial effects that: needle tubing loading attachment will bear the weight of the charging tray material loading of a plurality of needle tubing to transmission device 1, filter core loading attachment is with filter core material loading, dress filter core device gets a plurality of filter cores and gets and place the needle tubing on the charging tray, filter core pressure equipment detection device is with the filter core pressure equipment to the needle tubing in, and detect, magazine feedway is with magazine material loading, dress box device carries the needle tubing and the charging tray after the pressure equipment filter core to the magazine, sealing paper feedway is with sealing paper material loading, sealing paper absorbs the push-down device and adsorbs to place the magazine with sealing paper on the magazine to push down with sealing paper pressfitting to the magazine, collect the automatic material loading of needle tubing, filter core, automatic filter core pressure equipment to place the product in the magazine, carry out sealing paper again and absorb and pressure equipment magazine and integrative, degree of automation is high.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, 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 structural view of a needle tubing filter cartridge line of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of a first loading and carrying mechanism for a needle tubing filter cartridge line according to the present invention;

FIG. 4 is a schematic view of a filter element feeding device for a needle tubing filter element line according to the present invention;

FIG. 5 is a schematic view of a core pressing and assembling detection device for a needle tubing filter cartridge line according to the present invention;

FIG. 6 is a schematic view of a magazine feeder for needle tubing filter cartridges according to the present invention;

FIG. 7 is a schematic view of a sealing paper sucking and pressing device of the needle tubing filter cartridge line of the present invention;

labeled as:

the transport device (1) is provided with a conveyor,

a needle tube feeding device 2, a first feeding transmission mechanism 21,

the first feeding and carrying mechanism 22, the first X-axis module 221, the first mounting rack 222, the first clamping jaw cylinder 223, the first feeding clamping jaw 224, the first Z-axis cylinder 225, the first limiting groove 226,

a filter element feeding device 3, a feeding vibration disc 31, a discharging guide groove 32, a straight vibration mechanism 33, a cover plate 34,

a filter element mounting device 4, a second X-axis module 41, a second Y-axis module 42, a filter element taking lifting cylinder 43, a filter element taking lifting plate 44, a filter element taking suction nozzle 45,

the core pressing and assembling detection device 5, a second mounting frame 51, a second pressing plate 52, a pressing column 53, a filter element pressing and assembling air cylinder 54, a positioning pressing plate 55, a second positioning air cylinder 56, a mounting rod 57, a CCD detection camera 58,

the boxing device 6 is provided with a boxing device,

a magazine feeding device 7, a third mounting rack 71, a Y-axis module 72, a carriage 73, a holding cylinder 75, a photoelectric sensor 74,

a sealing paper feeding device 8, a sealing paper conveying belt 81,

the sealing paper absorbs the push-down device 9, adsorbs support frame 91, adsorbs Y axle module 92, adsorbs mounting bracket 93, guide post 94, adsorbs lifter plate 95, sealing paper suction nozzle 96, adsorbs lift cylinder 97.

Detailed Description

The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present invention. The conditions used in the examples may be further adjusted according to the conditions of the particular manufacturer, and the conditions not specified are generally the conditions in routine experiments.

Referring to fig. 1 to 7, the invention provides a needle tubing filter element line, which comprises a transmission device 1, a needle tubing feeding device 2, a filter element feeding device 3, a filter element loading device 4, a core pressing and pressing detection device 5, a boxing device 6, a material box feeding device 7, a sealing paper feeding device 8 and a sealing paper sucking and pressing device 9, which are sequentially arranged along the transmission device 1. Needle tubing loading attachment 2 will bear the weight of the charging tray material loading of a plurality of needle tubing to transmission device 1, filter core loading attachment 3 is with the filter core material loading, dress filter core device 4 gets a plurality of filter cores and places the needle tubing on the charging tray in, filter core pressure equipment detection device 5 pressure equipment filter core to the needle tubing in, and detect, magazine feedway 7 is with the magazine material loading, cartoning device 6 carries the needle tubing and the charging tray after the pressure equipment filter core to the magazine, sealing paper feedway 8 is with the sealing paper material loading, sealing paper absorbs pressure equipment 9 and places the sealing paper absorption on the magazine to the holding down is with the sealing paper pressfitting on the magazine, collects the automatic material loading of needle tubing, filter core, and automatic filter core pressure equipment to place the product in the magazine, carry out the sealing paper again and pressure equipment magazine and integrative, degree of automation height.

The needle tube feeding device 2 comprises a first feeding and conveying mechanism 21 and a first feeding and conveying mechanism 22 for conveying products of the first feeding and conveying mechanism 21 to the conveying device 1; the first feeding and carrying mechanism 22 comprises a first X-axis module 221, a first mounting frame 222 in sliding fit with the first X-axis module 221, a first clamping jaw cylinder 223 arranged on the first mounting frame 222, a first feeding clamping jaw 224 arranged at the output end of the first clamping jaw cylinder 223, and a first Z-axis cylinder 225 arranged at the top of the first mounting frame 222 and driving the first clamping jaw cylinder 223 to ascend and descend; the inner side walls of the first feeding clamping jaws 224 are respectively provided with a first limiting groove 226. The first feeding and conveying mechanism 21 conveys the needle tubes for feeding, and the first feeding and conveying mechanism 22 conveys the products to the conveying device 1; specifically, the first Z-axis cylinder 225 drives the first clamping jaw cylinder 223 to descend, the first feeding clamping jaw 224 clamps the material tray with the needle tubes, and the first limiting groove 226 can firmly clamp the material tray to prevent the material tray from falling off; the first X-axis module 221 drives the first feeding claw 224 and the tray to move, and the tray is conveyed to the conveying device 1.

The filter element feeding device 3 comprises a feeding vibration disc 31, a discharging guide groove 32 arranged at the outlet of the feeding vibration disc 31, a straight vibration mechanism 33 arranged at the discharging guide groove 32 and a cover plate 34 arranged above the discharging guide groove 32. The straight vibration mechanism 33 drives the discharging guide groove 32 to vibrate, so that the filter element is ensured to vibrate to a vertical position and then is conveyed forwards, and the cover plate 34 plays a role in limiting and prevents a product from popping or dumping.

Dress filter core device 4 include second X axle module 41, with second Y axle module 42 that second X axle module 41 links to each other, with second Y axle module 42 links to each other get filter core lift cylinder 43, set up in get filter core lifter plate 44 of getting filter core lift cylinder 43 bottom, set up in get a plurality of filter core suction nozzles 45 of getting filter core lifter plate 44 bottom, it is a plurality of get the interval of filter core suction nozzle 45 adjustable. The filter element taking suction nozzles 45 suck the filter elements in the discharge guide groove 32, then the second X-axis module 41 and the second Y-axis module 42 are driven to move to the upper part of the needle tube for positioning, and then the filter elements are placed in the needle tube; a plurality of get between the filter core suction nozzle 45 can be the adjustment mechanism among the prior art, like the structure of automatically regulated such as mechanical structure manual regulation or through cylinders, like this, can satisfy the absorption demand of different specification filter cores.

Filter core pressure equipment detection device 5 include second mounting bracket 51, set up in second clamp plate 52 of second mounting bracket 51 below, set up in a plurality of compression legs 53 on the second clamp plate 52, set up in drive on the second mounting bracket 51 the filter core pressure equipment cylinder 54 that second clamp plate 52 goes up and down, set up in the location clamp plate 55, the drive of second clamp plate 52 rear side the second location cylinder 56 that location clamp plate 55 goes up and down, set up in installation pole 57 of filter core pressure equipment cylinder 54 rear side, set up in CCD detection camera 58 on installation pole 57. The filter element press-fitting cylinder 54 drives the second press plate 52 and the plurality of press columns 53 to descend, the plurality of press columns 53 respectively press-fit the filter elements, and each filter element is press-fitted into the corresponding needle tube in decibel; after press fitting, the CCD detection camera 58 detects whether or not there is a filter element in each needle tube and whether or not the filter element is press fitted in place.

The structure of the boxing device 6 is the same as that of the first feeding and carrying mechanism 22, and the boxing device 6 comprises a boxing X-axis module, a boxing mounting frame in sliding fit with the boxing X-axis module, a boxing clamping jaw cylinder arranged on the boxing mounting frame, a boxing feeding clamping jaw arranged at the output end of the boxing clamping jaw cylinder, and a boxing Z-axis cylinder arranged at the top of the boxing mounting frame and used for driving the boxing clamping jaw cylinder to lift; be provided with dress box spacing groove on the inside wall of dress box material loading clamping jaw respectively. The boxing device 6 is used for conveying the material boxes of the material box feeding device 7 to the transmission device 1, so that the material boxes can be conveniently loaded into the material boxes.

The magazine feeder 7 includes a third mounting bracket 71 disposed at the conveying device 1, a third Y-axis module 72 disposed on the third mounting bracket 71, a carriage 73 disposed on the third Y-axis module 72, support plates disposed on both sides of the carriage 73, a support cylinder 75 for moving the support plates to advance and retract, a photoelectric sensor 74 disposed on the third mounting bracket 71, a tray (not shown) disposed at the bottom of the carriage 73, and a magazine loading cylinder (not shown) for driving the tray to ascend and descend. The supporting cylinder 75 drives the supporting plate to advance to support and support the material box, when the material box needs to be fed, the material box feeding cylinder drives the tray to ascend, after the material box is loaded, the supporting cylinder 75 drives the supporting plate to retract, the material box feeding cylinder drives the tray to descend by the height of one material box, then the supporting cylinder 75 drives the supporting plate to advance to support and support the rest material boxes, and the material box feeding cylinder drives the tray to descend to the conveying device 1, so that one material box is fed at a time.

The sealing paper feeding device 8 includes a sealing paper conveying belt 81, and a sealing paper feeding mechanism (not shown) disposed at an input end of the sealing paper conveying belt 81. The sealing paper feeding mechanism in the prior art may be a similar label feeding flying reach, or a stack of sealing paper for adsorption feeding, and is blocked by a brush or the like to ensure that only one sealing paper is adsorbed onto the sealing paper conveying belt 81 at a time, which will not be described in detail herein.

The sealing paper sucking and pressing device 9 comprises an adsorbing and pressing mechanism (not labeled) arranged above the conveying device 1 and a pressing and jacking mechanism (not shown) arranged below the conveying mechanism; adsorb down mechanism including adsorbing support frame 91, set up in adsorb Y axle module 92 on the adsorbing support frame 91, with adsorb Y axle module 92 and link to each other adsorb mounting bracket 93, through a plurality of guide posts 94 with adsorb lifter plate 95 that the mounting bracket 93 links to each other, set up in adsorb the sealed paper suction nozzle 96 of lifter plate 95 bottom, set up in drive on the adsorption mounting bracket 93 adsorb the lift cylinder 97 that the lifter plate 95 goes up and down. The adsorption lifting cylinder 97 drives the adsorption lifting plate 95 to descend, after the sealing paper on the sealing paper conveying belt 81 is adsorbed, the adsorption Y-axis module 92 drives the adsorption lifting cylinder 97 to move the sealing paper to a material box on the conveying device 1, then the adsorption lifting cylinder descends to place the sealing paper on the material box and press the sealing paper, and the sealing paper is pressed on the material box.

A method for assembling a filter element on a needle tube comprises any one of the above needle tube and filter element line bodies, and comprises the following steps:

the needle tube feeding device 2 feeds a material tray bearing a plurality of needle tubes to the transmission device 1;

the filter element feeding device 3 feeds the filter elements;

the filter element loading device 4 takes a plurality of filter elements and places the filter elements into needle tubes on a material tray;

the core pressing and mounting detection device 5 presses and mounts the filter element into the needle tube and detects the filter element;

the material box feeding device 7 feeds materials to the material box;

the boxing device 6 conveys the needle tube and the material disc into the material box after the filter element is pressed;

the sealing paper feeding device 8 feeds sealing paper;

the sealing paper absorbing and pressing device 9 absorbs the sealing paper and places the sealing paper on the material box, and presses the sealing paper on the material box.

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 above examples are only for illustrating the technical idea and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.