阅读说明：本技术 一种手机零件自动检测装置 (cell-phone part automatic checkout device ) 是由 黄思宇 肖杰 邓亚洲 雷国平 肖漫 于 2019-07-26 设计创作，主要内容包括：本发明公开了一种手机零件自动检测装置,包括机架,机架包括工作台,工作台上设置有上料机器人和下料机器人,工作台的一侧设置有振动盘,振动盘上设置有位于上料机器人下方的取料盘,工作台的上方设置有转盘,转盘上周向均匀设置有若干个真空吸载具,每个真空吸载具上均设置有气管接头,工作台上还设置有镭射单元,镭射单元的两个子扫描单元分别位于转盘的上方和下方,工作台上还设置有分拣料仓,工作台的下方设置有分类储料盒,转盘的顶面的正中央设置有中间柱,中间柱连接有外部气源,各个气管接头分别通过连接管与中间柱的侧壁连接,工作台上还设置有转盘驱动电机。本发明手机零件自动检测装置大大提高了手机零件的检测效率。(The invention discloses an automatic detection device for mobile phone parts, which comprises a rack, wherein the rack comprises a workbench, a feeding robot and a discharging robot are arranged on the workbench, a vibrating disc is arranged on one side of the workbench, a material taking disc positioned below the feeding robot is arranged on the vibrating disc, a turntable is arranged above the workbench, a plurality of vacuum suction carriers are uniformly arranged on the turntable in the circumferential direction, each vacuum suction carrier is provided with an air pipe connector, the workbench is also provided with a laser unit, two sub-scanning units of the laser unit are respectively positioned above and below the turntable, the workbench is also provided with a sorting bin, a classification storage box is arranged below the workbench, a middle column is arranged at the center of the top surface of the turntable, the middle column is connected with an external air source, each air pipe connector is respectively connected with the side wall of the middle column through a connecting pipe, and a turntable driving motor is further arranged on the workbench. The automatic detection device for the mobile phone parts greatly improves the detection efficiency of the mobile phone parts.)

1. the utility model provides a cell-phone part automatic checkout device which characterized in that: the vacuum suction machine comprises a rack, wherein the rack comprises a workbench, a feeding robot and a discharging robot are arranged on the workbench, a vibration disc is arranged on one side of the workbench, a material taking disc positioned below the feeding robot is arranged on the vibration disc, a turntable is arranged above the workbench, a plurality of vacuum suction carriers are uniformly arranged on the turntable in the circumferential direction, each vacuum suction carrier is provided with an air pipe joint, the workbench is also provided with a laser unit, two sub-scanning units of the laser unit are respectively positioned above and below the turntable, the two sub-scanning units can be just opposite to any one vacuum suction carrier, the laser unit is electrically connected with a laser power supply, the workbench is also provided with a sorting bin, and a material taking head of the discharging robot can be positioned right above the sorting bin, the below of workstation is provided with categorised storage box, be provided with a plurality of sub-feed bin in the letter sorting feed bin, be provided with a plurality of sub-storage box in the categorised storage box, sub-feed bin with sub-storage box one-to-one, just sub-feed bin with correspond sub-storage box passes through the slide and connects, the positive center of the top surface of carousel is provided with the intermediate pillar, the intermediate pillar is connected with external air source, the intermediate pillar cavity, each the air pipe connects respectively through the connecting pipe with the lateral wall of intermediate pillar is connected, still be provided with carousel driving motor on the workstation, carousel driving motor can drive the carousel rotates around self axis.

2. The automatic detection device for mobile phone parts according to claim 1, characterized in that: the workbench is also provided with a positioning unit which comprises a vertical bracket fixedly arranged on the workbench, a lower pressure cylinder is fixedly arranged on the bracket, a first transition plate is fixedly connected on a piston of the lower pressure cylinder, a left jacking cylinder and a front jacking cylinder are fixedly arranged on the first transition plate, a piston of the front jacking cylinder is horizontal and is connected with a vertical first connecting rod, two horizontal front top firing pins are arranged at the bottom end of the first connecting rod, a second transition plate is fixedly connected to the piston of the left top cylinder, a lower jacking cylinder is fixedly arranged on the second transition plate, a vertical second connecting rod is fixedly connected to a piston of the lower jacking cylinder, two vertical lower top firing pins are fixedly arranged at the bottom end of the second connecting rod, and the front top firing pin and the lower top firing pin can be over against a part to be detected on any one vacuum suction carrier; the lower air cylinder, the front jacking air cylinder, the left jacking air cylinder and the lower jacking air cylinder are respectively communicated with the external air source.

3. The automatic detection device for mobile phone parts according to claim 2, characterized in that: the precision sliding table is characterized in that a precision sliding table is fixedly arranged on the workbench, the precision sliding table comprises a servo motor and a linear module connected with an output shaft of the servo motor, a sliding plate is fixedly connected to a linear sliding block of the linear module, the sliding plate is in sliding fit with a sliding rail of the precision sliding table, a laser unit is fixedly connected with the sliding plate, and a grating ruler displacement sensor is further arranged on the sliding plate.

4. The automatic detection device for mobile phone parts according to claim 3, characterized in that: the vibration plate is provided with a vibration motor, the vibration plate is connected with the material taking plate through a direct vibration feeder, the direct vibration feeder can convey materials in the vibration plate to the material taking plate, and the direct vibration feeder is connected with the vibration plate and the material taking plate at the joint respectively and is provided with an optical fiber sensor.

5. The automatic detection device for mobile phone parts according to claim 4, characterized in that: the automatic feeding device is characterized in that an industrial computer is further arranged below the workbench, the laser unit is electrically connected with a laser controller, the feeding robot, the blanking robot, the turntable driving motor, the laser controller, the laser unit, the vibrating motor, the direct vibration feeder, the optical fiber sensor, the servo motor and the grating ruler displacement sensor are electrically connected with the industrial computer respectively.

6. The automatic detection device for mobile phone parts according to claim 5, characterized in that: the industrial computer is characterized by further comprising a pneumatic triple combination electrically connected with the industrial computer, and the external air source is connected with the middle column, the pressing cylinder, the front top cylinder, the left top cylinder and the lower top cylinder through the pneumatic triple combination.

7. The automatic detection device for mobile phone parts according to claim 5, characterized in that: the rack also comprises a fence arranged on the workbench, and a display electrically connected with the industrial computer is arranged at the top of the fence.

8. The automatic detection device for mobile phone parts according to claim 2, characterized in that: the front top cylinder is adjustable in front and back position on the first transition plate, a plurality of horizontally arranged waist holes are formed in the first transition plate, and the front top cylinder is fixedly connected with any one of the waist holes through bolts.

Technical Field

The invention relates to the technical field of industrial detection equipment, in particular to an automatic detection device for mobile phone parts.

Background

As the largest mobile phone manufacturing center and the largest mobile phone consumption market in the world, various mobile phone parts are gradually in a state of short supply and short demand in China, and the quality inspection problem of related products also emerges from the water surface, so that the mobile phone manufacturing method becomes a ubiquitous industrial problem. The mobile phone accessories refer to each workpiece, replaceable parts and accessories used in a matched manner, which form the whole mobile phone, and comprise a loudspeaker (or a small loudspeaker), a receiver, a vibration motor (a buzzer), a VCM coil motor, a liquid crystal display, a flat cable, a touch screen, mobile phone keys, a camera, a shell, a battery, a charger, a mobile power supply, an earphone, a data line and the like. At least 25 important parts are required to manufacture an advanced multifunctional smart phone.

At present, the mobile phone industry at home and abroad commonly uses sheet parts, but the manufacturers at home continue to use backward manual detection means all the time, and the normal production and quality inspection efficiency are influenced. Along with the shortage of labor force and the general improvement of labor wage treatment, the requirements of mobile phone processing factories on improving production efficiency and reducing labor workers are more and more urgent, so that systematic and automatic testing equipment can improve the detection efficiency and effectively reduce the labor force.

the lack of automatic detection equipment directly causes the large output of Chinese mobile phone spare and accessory part manufacturers, but does not have product advantages, and the loss of the detection link directly influences the production and profit of the manufacturers. In addition, the pressure of workers is high, the mood is easy to fluctuate, and the labor cost is increased continuously, which all lead to the increase of the economic and management cost of manufacturers. The most serious result will cause these manufacturers to lose competitive advantage in international market and face the danger of being eliminated by global market.

Disclosure of Invention

The invention aims to provide an automatic detection device for mobile phone parts, which is used for solving the problems in the prior art and improving the detection efficiency of the mobile phone parts.

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

The invention provides an automatic detection device for mobile phone parts, which comprises a frame, wherein the frame comprises a workbench, a feeding robot and a discharging robot are arranged on the workbench, a vibrating disc is arranged on one side of the workbench, a material taking disc positioned below the feeding robot is arranged on the vibrating disc, a turntable is arranged above the workbench, a plurality of vacuum suction carriers are uniformly arranged on the turntable in the circumferential direction, each vacuum suction carrier is provided with an air pipe joint, the workbench is also provided with a laser unit, two sub-scanning units of the laser unit are respectively positioned above and below the turntable, the two sub-scanning units can be just opposite to any one vacuum suction carrier, the laser unit is electrically connected with a laser power supply, a sorting bin is also arranged on the workbench, and a material taking head of the discharging robot can be positioned right above the sorting bin, the below of workstation is provided with categorised storage box, be provided with a plurality of sub-feed bin in the letter sorting feed bin, be provided with a plurality of sub-storage box in the categorised storage box, sub-feed bin with sub-storage box one-to-one, just sub-feed bin with correspond sub-storage box passes through the slide and connects, the positive center of the top surface of carousel is provided with the intermediate pillar, the intermediate pillar is connected with external air source, the intermediate pillar cavity, each the air pipe connects respectively through the connecting pipe with the lateral wall of intermediate pillar is connected, still be provided with carousel driving motor on the workstation, carousel driving motor can drive the carousel rotates around self axis.

Preferably, the workbench is further provided with a positioning unit, the positioning unit comprises a vertical bracket fixedly arranged on the workbench, a lower pressure cylinder is fixedly arranged on the bracket, a first transition plate is fixedly connected on a piston of the lower pressure cylinder, a left jacking cylinder and a front jacking cylinder are fixedly arranged on the first transition plate, a piston of the front jacking cylinder is horizontal and is connected with a vertical first connecting rod, two horizontal front top firing pins are arranged at the bottom end of the first connecting rod, a second transition plate is fixedly connected to the piston of the left top cylinder, a lower jacking cylinder is fixedly arranged on the second transition plate, a vertical second connecting rod is fixedly connected to a piston of the lower jacking cylinder, two vertical lower top firing pins are fixedly arranged at the bottom end of the second connecting rod, and the front top firing pin and the lower top firing pin can be over against a part to be detected on any one vacuum suction carrier; the lower air cylinder, the front jacking air cylinder, the left jacking air cylinder and the lower jacking air cylinder are respectively communicated with the external air source.

Preferably, the precision sliding table is fixedly arranged on the workbench and comprises a servo motor and a linear module connected with an output shaft of the servo motor, a sliding plate is fixedly connected to a linear sliding block of the linear module and is in sliding fit with a sliding rail of the precision sliding table, the laser unit is fixedly connected with the sliding plate, and a grating ruler displacement sensor is further arranged on the sliding plate.

Preferably, be provided with vibrating motor in the vibration dish, the vibration dish through directly shake the feeder with the material fetching plate is connected, directly shake the feeder can with the material in the vibration dish is carried the material fetching plate, directly shake the feeder with the vibration dish junction and with the material fetching plate junction is provided with optical fiber sensor respectively.

preferably, an industrial computer is further arranged below the workbench, the laser unit is electrically connected with a laser controller, and the feeding robot, the blanking robot, the turntable driving motor, the laser controller, the laser unit, the vibrating motor, the direct vibration feeder, the optical fiber sensor, the servo motor and the grating ruler displacement sensor are respectively and electrically connected with the industrial computer.

Preferably, the industrial computer further comprises a pneumatic triple combination electrically connected with the industrial computer, and the external air source is connected with the middle column, the lower pressure air cylinder, the front top air cylinder, the left top air cylinder and the lower top air cylinder through the pneumatic triple combination.

Preferably, the rack further comprises a fence arranged on the workbench, and a display electrically connected with the industrial computer is arranged at the top of the fence.

Preferably, the front top cylinder is adjustable in front and rear positions on the first transition plate, a plurality of horizontally arranged waist holes are formed in the first transition plate, and the front top cylinder is fixedly connected with any one of the waist holes through a bolt.

compared with the prior art, the automatic detection device for the mobile phone parts has the following technical effects:

The automatic detection device for the mobile phone parts greatly improves the detection efficiency of the mobile phone parts. The automatic detection device for the mobile phone parts can automatically test the sheet parts such as the mobile phone camera support and the like, effectively improves the product quality, replaces manpower, reduces the number of workers and the working strength, has the advantages of ingenious structure, precise component layout, small occupied area and multi-station cooperation, ensures the consistency of the quality and greatly improves the test efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a first schematic structural diagram of an automatic detection device for mobile phone parts according to the present invention;

FIG. 2 is a schematic structural diagram of an automatic detection device for mobile phone parts according to the present invention;

FIG. 3 is a third schematic structural view of the automatic detection device for mobile phone parts according to the present invention;

FIG. 4 is a schematic structural diagram of a positioning unit of the automatic detecting device for mobile phone parts according to the present invention;

FIG. 5 is a schematic structural diagram of a laser unit in the automatic detection device for mobile phone parts according to the present invention;

FIG. 6 is a schematic view of a vacuum chuck in the automatic detecting device for mobile phone parts according to the present invention;

Wherein: 1-workbench, 2-fence, 3-feeding robot, 4-blanking robot, 5-vibrating disc, 51-vacuum suction carrier, 511-air pipe joint, 6-material taking disc, 7-rotating disc, 8-positioning unit, 81-bracket, 82-pressing cylinder, 83-front top cylinder, 84-left top cylinder, 85-lower top cylinder, 86-front top firing pin, 9-pneumatic triple combination, 10-display, 11-laser unit, 12-industrial computer, 13-sorting bin, 14-sorting storage box, 15-horizontal adjusting wheel, 16-ground foot, 17-part to be detected, 18-precision sliding table, 181-servo motor, 182-linear module and 183-grating ruler displacement sensor.

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 obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.

The invention aims to provide an automatic detection device for mobile phone parts, which is used for solving the problems in the prior art and improving the detection efficiency of the mobile phone parts.

in order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

As shown in fig. 1-5: this embodiment cell-phone part automatic checkout device includes the frame, and the frame includes workstation 1 and the rail 2 of setting on workstation 1, and rail 2's setting can play certain guard action to the device during operation, has both prevented that external object from interfering the detection device who is working and also avoids staff's mistake to touch and cause the injury to staff's health.

A feeding Robot 3 and a discharging Robot 4 are arranged on the workbench 1, and in the embodiment, the feeding Robot 3 and the discharging Robot 4 are four-axis SCARA (Selective Compliance Robot Arm) robots with a model number of ta 403; a vibrating disc 5 is arranged on one side of the workbench 1, a material taking disc 6 positioned below the feeding robot 3 is arranged on the vibrating disc 5, a vibrating motor is arranged in the vibrating disc 5, the vibrating disc 5 is connected with the material taking disc 6 through a direct vibration feeder, the vibrating motor drives the vibrating disc 5 to vibrate ceaselessly to feed the direct vibration feeder, the direct vibration feeder can convey materials in the vibrating disc 5 to the material taking disc 6, optical fiber sensors are respectively arranged at the connecting part of the direct vibration feeder and the vibrating disc 5 and the connecting part of the direct vibration feeder and the material taking disc 6, and the optical fiber sensors can detect whether feeding materials exist on the direct vibration feeder and the material taking disc 6 or not; a turntable 7 is arranged above the workbench 1, a turntable driving motor is further arranged on the workbench 1, the turntable driving motor can drive the turntable 7 to rotate around the axis of the turntable 7, the turntable driving motor is a servo motor 181, a speed reducer is further arranged between the turntable driving motor and the turntable 7, and the turntable 7 rotates 60 degrees each time under the driving of the turntable driving motor, namely rotates one processing station; still be provided with letter sorting feed bin 13 on workstation 1, the material head of getting of unloading robot 4 can be located letter sorting feed bin 13 directly over, the below of workstation 1 is provided with categorised storage box 14, be provided with a plurality of sub-feed bin in the letter sorting feed bin 13, be provided with a plurality of sub-storage box in the categorised storage box 14, sub-feed bin and sub-storage box one-to-one, and sub-feed bin passes through the slide with the sub-storage box that corresponds and is connected, the cell-phone part of different grade type can be put the sub-feed bin that corresponds in the letter sorting feed bin 13 by unloading robot 4 in, the rethread slide flows in the sub-storage box that corresponds.

The circumference evenly is provided with 6 vacuum on the carousel 7 and inhales carrier 51, material loading robot 3 can inhale the material on the material taking disc 6 and put the corresponding position on the vacuum inhales carrier 51, all be provided with trachea joint 511 on every vacuum inhales carrier 51, the positive center of the top surface of carousel 7 is provided with the intermediate pillar, the intermediate pillar is connected with pneumatic trigeminy combination 9, pneumatic trigeminy combination 9 is connected with external air supply, pneumatic trigeminy combination 9 is used for filtering oil gas in the air supply, steam etc., the intermediate pillar is hollow, each trachea joint 511 is connected with the lateral wall of intermediate pillar through the connecting pipe respectively, the setting of intermediate pillar can avoid the connecting pipe of each organ joint to twine into when carousel 7 rotates.

The worktable 1 is provided with a laser unit 11, two sub-scanning units of the laser unit 11 are respectively positioned above and below the turntable 7, the two sub-scanning units can be opposite to any vacuum suction carrier 51, the laser unit 11 is electrically connected with a laser power supply, and the laser unit 11 is electrically connected with a laser controller.

The workbench 1 is further provided with a positioning unit 8, the positioning unit 8 comprises a vertical support 81 fixedly arranged on the workbench 1, a lower pressing cylinder 82 is fixedly arranged on the support 81, a first transition plate is fixedly connected to a piston of the lower pressing cylinder 82, a left jacking cylinder 84 and a front jacking cylinder 83 are fixedly arranged on the first transition plate, a piston of the front jacking cylinder 83 is horizontal and is connected with a vertical first connecting rod, the bottom end of the first connecting rod is provided with two horizontal front jacking pins 86, a piston of the left jacking cylinder 84 is fixedly connected with a second transition plate, a lower jacking cylinder 85 is fixedly arranged on the second transition plate, a piston of the lower jacking cylinder 85 is fixedly connected with a vertical second connecting rod, the bottom end of the second connecting rod is fixedly provided with two vertical lower jacking pins, and the front jacking pins 86 and the lower jacking pins can be over against parts to be detected on any vacuum suction carrier 51; the lower pressure cylinder 82, the front top cylinder 83, the left top cylinder 84 and the lower top cylinder 85 are respectively communicated with the pneumatic triple combination 9; the front top cylinder 83 is adjustable in front and back position on the first transition plate, a plurality of horizontally arranged waist holes are formed in the first transition plate, and the front top cylinder 83 is fixedly connected with any one of the waist holes through a bolt.

the precision sliding table 18 is fixedly arranged on the workbench 1, the precision sliding table 18 comprises a servo motor 181 and a linear module 182 connected with an output shaft of the servo motor 181, a linear sliding block of the linear module 182 is fixedly connected with a sliding plate, the sliding plate is in sliding fit with a sliding rail of the precision sliding table 18, a laser unit 11 is fixedly connected with the sliding plate, a grating ruler displacement sensor 183 is further arranged on the sliding plate, the laser unit 11 can be driven to move towards the direction close to the center of the turntable 7 and away from the center of the turntable 7 through the precision sliding table 18, and the laser unit 11 can be fed back in real time through the position of the laser unit 11 through the optical deletion displacement.

An industrial computer 12 is further arranged below the workbench 1, the feeding robot 3, the blanking robot 4, the turntable driving motor, the laser controller, the laser unit 11, the vibration motor, the direct vibration feeder, the optical fiber sensor, the pneumatic triple combination 9, the servo motor 181 and the grating ruler displacement sensor 183 are respectively and electrically connected with the industrial computer 12, the industrial computer 12 needs a technician to adopt LABVIEW for programming, laser detection values fed back by the laser unit 11 need to be received, recorded and analyzed while the control turntable 7, the vibration disk 5, the direct vibration feeder, the precision sliding table 18, the feeding robot 3 and the blanking robot 4 work, and are read by the program in a character string mode and logically judged, and after the laser detection values are qualified and unqualified, the laser detection values are accumulated on the values.

the top of rail 2 is provided with display 10 with industrial computer 12 electricity is connected, and display 10 is the touch-control operation screen, can look over the detection progress in real time through display 10, including detecting the number of pieces, qualified piece number, unqualified piece number, still as the interface of controlling of device when display 10 is used for display device's operating condition. Before equipment operation, set up radium-shine unit 11, set up the original point through the calibration piece, after the program starts, motor drives the lead screw and rotates, and the top below radium-shine while scanning work piece obtains the difference in height. A plurality of feet 16 and leveling wheels 15 are provided at the bottom of the frame, and the leveling wheels 15 function to enable the frame to be adjusted to a level state.

The working process of the automatic detection device for the mobile phone parts is as follows:

Firstly, an industrial computer 12 automatically detects and judges whether each station is normal, a loading and unloading robot 4 and a laser unit 11 can send signals to the industrial computer 12 to normally operate, 2 magnetic switches are respectively arranged on 84 positioning cylinders of a positioning unit, the corresponding stroke limit positions of the cylinders are correct, the signals of the magnetic switches are correct if the positions are correct, and the signals are transmitted to the industrial computer 12 through a shaft control card; the servo motor 181 and the turntable driving motor in the precision slide table 18 transmit a normal state to the industrial computer 12 by driving; then, manually cleaning the detection parts, and then putting the parts into a vibration disc 5; the vibration disc 5 is used as a feeding unit and can adjust the parts 17 to be detected to the same posture, continuously convey the parts to the material taking disc 6 and take the materials by the feeding robot 3; the vibration disc 5 and the direct vibration feeder are provided with optical fiber sensors which are arranged at the position where the direct vibration feeder is connected with the vibration disc 5 and the position where the feeding robot 3 takes materials on the direct vibration feeder; when the optical fiber sensor at the joint of the direct vibration feeder and the vibration disc 5 judges that the optical fiber signal is sent to the industrial computer 12 through the shaft control card when the direct vibration feeder has no material at the position of the optical fiber, the vibration disc 5 vibrates to ensure that the vibration disc 5 supplies the material for the direct vibration feeder until the material shields the optical fiber; the optical fiber sensor at the material taking position of the feeding robot 3 has the effects that after the robot takes the material away, an optical fiber signal is sent to the industrial computer 12 through the shaft control card, and the industrial computer 12 controls the direct vibration feeder to vibrate until the material shields the optical fiber;

The positioning unit 8 realizes accurate positioning of the workpiece through left jacking, lower jacking, downward pressing and front jacking actions, the turntable 7 rotates, the cylinder station operates, and the cylinder combination carries the front jacking striker 86 and the lower jacking striker to position the part 17 to be detected to an accurate position; meanwhile, the feeding robot 3 takes materials again and discharges materials on a feeding station; two sub-scanning units in the laser unit 11 are both laser testers, the positions of the laser testers and the parts to be detected are controlled by the precision sliding table 18, the laser scanning unit rapidly detects whether the machining size of the parts is qualified, and unqualified parts are manually screened out; the unloading robot 4 puts the part that finishes detecting into letter sorting feed bin 13, gets into the categorised storage box through the slide.

In the description of the present invention, it should be noted that the terms "center", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", 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 device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.

The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.