CN112857715B - Elasticity testing device for silica gel detection and application method thereof - Google Patents
Elasticity testing device for silica gel detection and application method thereof Download PDFInfo
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- CN112857715B CN112857715B CN202110071443.XA CN202110071443A CN112857715B CN 112857715 B CN112857715 B CN 112857715B CN 202110071443 A CN202110071443 A CN 202110071443A CN 112857715 B CN112857715 B CN 112857715B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0041—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress
- G01M5/005—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress by means of external apparatus, e.g. test benches or portable test systems
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Abstract
The invention discloses an elasticity testing device for detecting silica gel and a using method thereof, and the elasticity testing device comprises a base, a tension meter and a chuck, wherein a supporting foot is fixedly arranged at the bottom of the base, a first motor is fixedly arranged at one end of the base, a mounting mechanism is arranged between the base and the tension meter, a first scale mark is arranged at the top of the front part of the base, a first screw rod is movably arranged in the base, one end of the first screw rod is fixedly connected with an output shaft of the first motor, a hand wheel is fixedly connected at the other end of the first screw rod penetrating through the base, and a stroke increasing mechanism is arranged at one side of the upper part of the base. The elastic testing device for detecting the silica gel can facilitate the disassembly and assembly of the tension meter, improves the replacement convenience of the tension meter, increases the stroke, ensures that the stroke is enough in the testing process, does not increase the occupied space of the device, and has higher practicability.
Description
Technical Field
The invention relates to the field of elastic testing devices, in particular to an elastic testing device for detecting silica gel, and more particularly relates to an elastic testing device for detecting silica gel and a using method thereof.
Background
The silica gel is a soft elastic material, and is generally used in the fields of sealing, beautifying, jewelry, industry and the like, and after a silica gel product leaves a factory, a series of tests are required to be carried out on the silica gel product, wherein the elasticity test is one of the test methods, and the elasticity of the silica gel is obtained mainly through testing the tension of the silica gel;
however, the existing elastic testing device for detecting silica gel has certain defects to be improved when the elastic testing device is used, firstly, the existing elastic testing device for detecting silica gel is inconvenient to assemble and disassemble a tension meter, the tension meter is an auxiliary tool necessary for elastic testing, and mainly is used for testing and displaying tension values, when different silica gel products are tested, or the tension meter is damaged, different types or new tension meters are needed to be replaced, but the existing elastic testing device is inconvenient to assemble and disassemble the tension meter, so that the tension meter is very troublesome to replace, and the convenience of use is reduced; secondly, current elasticity testing arrangement for silica gel detects the stroke too short, because the elongation of silica gel is very big, can reach 1000% even, so when elasticity test, must guarantee to have sufficient stroke, but current elasticity testing arrangement is in order to guarantee sufficient stroke, is the length of price base always, leads to whole device volume too big, occupation space is big, inconvenient put and transportation, the practicality is poor.
Disclosure of Invention
The invention mainly aims to provide an elastic testing device for detecting silica gel, which can effectively solve the problems in the background technology: the existing elastic testing device for detecting the silica gel is inconvenient to disassemble and assemble the tension meter, the tension meter is an auxiliary tool necessary in the elastic test, and the tension meter is mainly used for testing and displaying tension values, but when different silica gel products are tested or the tension meter is damaged, different types or new tension meters are needed to be replaced, but the existing elastic testing device is inconvenient to disassemble and assemble the tension meter, so that the tension meter is very troublesome to replace, and the convenience of use is reduced; secondly, current elasticity testing arrangement for silica gel detects stroke is too short, because the elongation of silica gel is very big, can reach 1000% even, so when elasticity test, must guarantee to have sufficient stroke, but current elasticity testing arrangement is in order to guarantee sufficient stroke, is the length of price base always, leads to whole device volume too big, occupation space is big, inconvenient put and transportation, the technical problem that the practicality is poor.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides an elasticity testing arrangement is used in silica gel detection, includes base, tensiometer and chuck, the bottom fixed mounting of base has the stabilizer blade, the one end fixed mounting of base has first motor, be equipped with installation mechanism between base and the tensiometer, the anterior top position of base is equipped with first scale mark, the inside movable mounting of base has first lead screw, the one end and the output shaft fixed connection of first motor of first lead screw, the other end of first lead screw runs through base fixedly connected with hand wheel, upper portion one side position of base is equipped with stroke increase mechanism.
As a further scheme of the invention, the mounting mechanism comprises a mounting seat, a mounting groove, a protruding block, a protective cushion, a first pressing bar, a second pressing bar, a fixing column, a bolt and a pressing pad, wherein the mounting seat is fixedly arranged at the other side of the upper part of the base, the mounting groove is formed in the upper surface of the mounting seat, the protruding block is fixedly arranged at one end position of the upper part of the mounting seat, the protective cushion is in glued connection with the inner bottom position of the mounting groove, the first pressing bar and the second pressing bar are respectively arranged at the front part and the rear part of the upper part of the mounting seat in a rotating way through the fixing column, the bolt is in threaded connection with one end of the first pressing bar, the pressing pad is in rotating connection with the bottom end of the bolt, and the tension gauge is placed in the mounting groove and is pressed through the pressing pad.
As a further scheme of the invention, the first pressing strip and the second pressing strip are identical in structure, a notch is formed in the bottom of the first pressing strip, and the depth of the notch is larger than the thickness of the pressing pad.
As a further scheme of the invention, a convex groove is formed between the convex block and the mounting groove, and the fixing head of the tension meter penetrates through the convex groove.
As a further scheme of the invention, the stroke increasing mechanism comprises a sliding seat, a second scale mark, a sliding block, a second motor, a T-shaped block, a first T-shaped groove, a second screw rod and a second T-shaped groove, wherein the second scale mark is arranged at the front part of the sliding seat, the first T-shaped groove is formed in the upper surface of the base, the T-shaped block is fixedly connected to one end position of the bottom of the sliding seat, the sliding seat is slidably connected to the upper part of the first T-shaped groove through the T-shaped block, the second T-shaped groove is formed in the upper part of the sliding seat, the sliding block is slidably connected to the upper part of the sliding seat through the second T-shaped groove, the second motor is fixedly connected to the other end of the sliding seat, and the second screw rod is movably connected to the inside the sliding seat.
As a further scheme of the invention, one end of the second screw rod is fixedly connected with the output shaft of the second motor, the other end of the second screw rod penetrates through the sliding block, and the second screw rod is in threaded connection with the sliding block.
As a further scheme of the invention, the clamping head is fixedly connected to one side of the sliding block, and the first screw rod is in threaded connection with the T-shaped block.
The application method of the elastic testing device for detecting the silica gel specifically comprises the following steps:
step one: firstly, placing a base on a table top through supporting legs, and then respectively clamping and fixing silica gel to be detected through a tension meter and a chuck;
step two: firstly, starting a second motor to work, driving an output shaft of the second motor to drive a second screw rod to rotate, driving a sliding block to slide through a second T-shaped groove by the action of threads between the second screw rod and the sliding block, so that the distance between a chuck and a tension meter is increased, pulling the clamped silica gel to deform the silica gel, observing tension force by a tension meter, ensuring that the action of the force is mutual, the tension force is equal to the elasticity, and obtaining the elasticity value of the silica gel by the display value of the tension meter;
step three: when the deformation of the silica gel does not reach the limit and the stroke of the sliding block reaches the limit, a first motor is started to work, an output shaft of the first motor drives a first screw rod to rotate, the first screw rod drives a T-shaped block to slide through a first T-shaped groove under the action of threads between the first screw rod and the T-shaped block, so that the whole sliding seat is driven to slide, and the stroke of the sliding block is increased again;
step four: when the tension meter needs to be replaced, firstly, rotating bolts at one ends of the first pressing strip and the second pressing strip to enable the bolts to drive the pressing pad to be separated from the surface of the tension meter, and then drawing the tension meter out of the mounting groove;
step five: the novel tension meter penetrates into the installation groove, meanwhile, the fixing head of the tension meter penetrates through the convex-shaped groove formed between the convex block and the installation groove, the two bolts are rotated, the bolts push the pressing pad to be pressed on the upper portion of the tension meter through the threaded action between the bolts and the first pressing bar and the second pressing bar, and the tension meter is fixed.
Compared with the prior art, the invention has the following beneficial effects:
through setting up installation mechanism, when needing to change the tension meter, at first rotate the bolt of first layering and second layering one end for the bolt drives the pressure pad and breaks away from the tension meter surface, then take the tension meter out the mounting groove, penetrate new tension meter into the inside of mounting groove, the fixed head of tension meter passes the protruding word groove that forms between lug and the mounting groove simultaneously, rotate two bolts, the bolt promotes the pressure pad through the screw effect with first layering and second layering and compresses tightly in the upper portion of tension meter, accomplish the fixed to the tension meter, the convenience of increase tension meter dismouting that can be great, the convenience later stage changes different models or new tension meter, make later maintenance more convenient, swiftly;
by arranging the stroke increasing mechanism, when the deformation of the silica gel does not reach the limit, and the stroke of the sliding block reaches the limit, the first motor is started to work, the output shaft of the first motor drives the first screw rod to rotate, the first screw rod drives the T-shaped block to slide through the first T-shaped groove through the threaded action between the first screw rod and the T-shaped block, so that the whole sliding seat is driven to slide, the stroke of the sliding block is increased again, the moving stroke of the clamping head can be effectively increased, the phenomenon of insufficient stroke in the testing process is avoided, the occupied area of the device is not increased, and the practicability is higher;
through setting up the hand wheel, can drive the hand wheel rotation when first motor drives first lead screw pivoted, consequently when first motor is inoperative, can make things convenient for people to carry out manual fine setting through the first lead screw of hand wheel rotation, improve the accuracy that detects, when first motor can't work simultaneously, also can not influence work progress.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an elastic testing device for detecting silica gel according to the present invention;
FIG. 2 is a schematic diagram showing the internal structures of a base and a slide of an elastic testing device for detecting silica gel according to the present invention;
FIG. 3 is a block diagram of a mounting seat of an elastic testing device for detecting silica gel;
FIG. 4 is a side view of the connecting structure of the slider, the slide and the base of the elastic testing device for detecting silica gel;
fig. 5 is a sliding illustration of a slide and a block of an elastic testing device for detecting silica gel according to the present invention.
In the figure: 1. a base; 2. a support leg; 3. a tension meter; 4. a first motor; 5. a hand wheel; 6. a mounting mechanism; 7. a mounting base; 8. a mounting groove; 9. a bump; 10. a protective cushion; 11. a first batten; 12. a second pressing bar; 13. fixing the column; 14. a bolt; 15. a pressing pad; 16. a first scale line; 17. a stroke increasing mechanism; 18. a slide; 19. a second graduation mark; 20. a slide block; 21. a second motor; 22. a chuck; 23. a T-shaped block; 24. a first screw rod; 25. a first T-shaped slot; 26. a second screw rod; 27. a second T-shaped slot.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-5, an elastic testing device for detecting silica gel comprises a base 1, a tension meter 3 and a chuck 22, wherein a supporting leg 2 is fixedly arranged at the bottom of the base 1, a first motor 4 is fixedly arranged at one end of the base 1, a mounting mechanism 6 is arranged between the base 1 and the tension meter 3, a first scale mark 16 is arranged at the top position of the front part of the base 1, a first screw rod 24 is movably arranged in the base 1, one end of the first screw rod 24 is fixedly connected with an output shaft of the first motor 4, the other end of the first screw rod 24 penetrates through the base 1 and is fixedly connected with a hand wheel 5, and a stroke increasing mechanism 17 is arranged at one side of the upper part of the base 1;
the mounting mechanism 6 comprises a mounting seat 7, a mounting groove 8, a protruding block 9, a protective cushion 10, a first pressing strip 11, a second pressing strip 12, a fixing column 13, a bolt 14 and a pressing pad 15, wherein the mounting seat 7 is fixedly arranged at the other side of the upper part of the base 1, the mounting groove 8 is formed in the upper surface of the mounting seat 7, the protruding block 9 is fixedly arranged at one end position of the mounting groove 8 at the upper part of the mounting seat 7, the protective cushion 10 is in glued connection with the inner bottom position of the mounting groove 8, the first pressing strip 11 and the second pressing strip 12 are respectively and rotatably arranged at the front part and the rear part of the upper part of the mounting seat 7 through the fixing column 13, the bolt 14 is in threaded connection with one end of the first pressing strip 11, the pressing pad 15 is rotatably connected with the bottom end of the bolt 14, the tension gauge 3 is placed in the mounting groove 8 and is tightly pressed through the pressing pad 15; the structures of the first pressing strip 11 and the second pressing strip 12 are identical, a notch is formed in the bottom of the first pressing strip 11, and the depth of the notch is larger than the thickness of the pressing pad 15; a convex groove is formed between the convex block 9 and the mounting groove 8, and the fixing head of the tension meter 3 passes through the convex groove; the stroke increasing mechanism 17 comprises a sliding seat 18, a second scale mark 19, a sliding block 20, a second motor 21, a T-shaped block 23, a first T-shaped groove 25, a second screw rod 26 and a second T-shaped groove 27, wherein the second scale mark 19 is arranged at the front part of the sliding seat 18, the first T-shaped groove 25 is formed in the upper surface of the base 1, the T-shaped block 23 is fixedly connected to one end position of the bottom of the sliding seat 18, the sliding seat 18 is slidably connected to the upper part of the first T-shaped groove 25 through the T-shaped block 23, the second T-shaped groove 27 is formed in the upper part of the sliding seat 18, the sliding block 20 is slidably connected to the upper part of the sliding seat 18 through the second T-shaped groove 27, the second motor 21 is fixedly connected to the other end of the sliding seat 18, and the second screw rod 26 is movably connected to the inside the sliding seat 18; one end of the second screw rod 26 is fixedly connected with the output shaft of the second motor 21, the other end of the second screw rod 26 penetrates through the sliding block 20, and the second screw rod 26 is in threaded connection with the sliding block 20; the chuck 22 is fixedly connected to one side of the slider 20, and the first screw 24 is in threaded connection with the T-shaped block 23.
The application method of the elastic testing device for detecting the silica gel specifically comprises the following steps:
step one: firstly, placing a base 1 on a table top through a support leg 2, and then respectively clamping and fixing silica gel to be detected through a tension meter 3 and a chuck 22;
step two: firstly, starting a second motor 21 to work, wherein an output shaft of the second motor 21 drives a second screw rod 26 to rotate, the second screw rod 26 drives a sliding block 20 to slide through a second T-shaped groove 27 under the action of threads between the second screw rod 26 and the sliding block 20, so that the distance between a chuck 22 and a tension meter 3 is increased, the clamped silica gel is pulled to deform, people observe tension through the tension meter 3, the action of the force is mutual, the tension is equal to the elasticity, and the elasticity value of the silica gel is obtained through the display value of the tension meter 3;
step three: when the deformation of the silica gel does not reach the limit and the stroke of the sliding block 20 reaches the limit, the first motor 4 is started to work, the output shaft of the first motor 4 drives the first screw rod 24 to rotate, the first screw rod 24 drives the T-shaped block 23 to slide through the first T-shaped groove 25 under the action of the screw thread between the first screw rod 24 and the T-shaped block 23, so that the whole sliding seat 18 is driven to slide, and the stroke of the sliding block 20 is increased again;
step four: when the tension meter 3 needs to be replaced, firstly, the bolts 14 at one end of the first pressing strip 11 and one end of the second pressing strip 12 are rotated, so that the bolts 14 drive the pressing pad 15 to be separated from the surface of the tension meter 3, and then the tension meter 3 is pulled out of the mounting groove 8;
step five: the novel tension meter 3 is penetrated into the installation groove 8, meanwhile, the fixing head of the tension meter 3 penetrates through the convex-shaped groove formed between the convex block 9 and the installation groove 8, two bolts 14 are rotated, the bolts 14 push the pressing pad 15 to be pressed on the upper part of the tension meter 3 through the threaded action between the bolts 14 and the first pressing bar 11 and the second pressing bar 12, and the tension meter 3 is fixed.
According to the invention, the installation mechanism 6 is arranged, when the tension meter 3 needs to be replaced, the bolts 14 at one end of the first pressing strip 11 and the second pressing strip 12 are rotated firstly, so that the bolts 14 drive the pressing pad 15 to be separated from the surface of the tension meter 3, then the tension meter 3 is pulled out of the installation groove 8, a new tension meter 3 is penetrated into the installation groove 8, meanwhile, the fixing head of the tension meter 3 penetrates through the convex groove formed between the convex block 9 and the installation groove 8, the two bolts 14 are rotated, the bolts 14 push the pressing pad 15 to be pressed on the upper part of the tension meter 3 through the threaded action between the bolts 14 and the first pressing strip 11 and the second pressing strip 12, the fixation of the tension meter 3 is completed, the convenience in disassembly and assembly of the tension meter 3 can be greatly improved, and later replacement of different types or new tension meters 3 is facilitated, so that later maintenance is more convenient and quicker; by arranging the stroke increasing mechanism 17, when the deformation of the silica gel does not reach the limit, and the stroke of the slide block 20 reaches the limit, the first motor 4 is started to work, the output shaft of the first motor 4 drives the first screw rod 24 to rotate, the first screw rod 24 drives the T-shaped block 23 to slide through the first T-shaped groove 25 under the action of the screw thread between the first screw rod 24 and the T-shaped block 23, so that the whole slide seat 18 is driven to slide, the stroke of the slide block 20 is increased again, the moving stroke of the chuck 22 can be effectively increased, the phenomenon of insufficient stroke in the test process is avoided, the occupied area of the device is not increased, and the practicability is higher; through setting up hand wheel 5, first motor 4 drives first lead screw 24 pivoted and can drive hand wheel 5 rotation in, consequently when first motor 4 is inoperative, can make things convenient for people to carry out manual fine setting through hand wheel 5 rotation first lead screw 24, improves the accuracy that detects, and when first motor 4 can't work simultaneously, also can not influence work progress.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. An elasticity testing arrangement is used in silica gel detection, its characterized in that: the automatic tension device comprises a base (1), a tension meter (3) and a chuck (22), wherein a supporting foot (2) is fixedly arranged at the bottom of the base (1), a first motor (4) is fixedly arranged at one end of the base (1), a mounting mechanism (6) is arranged between the base (1) and the tension meter (3), a first scale line (16) is arranged at the top of the front part of the base (1), a first screw rod (24) is movably arranged in the base (1), one end of the first screw rod (24) is fixedly connected with an output shaft of the first motor (4), a hand wheel (5) is fixedly connected with the other end of the first screw rod (24) penetrating through the base (1), and a stroke increasing mechanism (17) is arranged at one side of the upper part of the base (1);
the mounting mechanism (6) comprises a mounting seat (7), a mounting groove (8), a protruding block (9), a protective cushion (10), a first pressing strip (11), a second pressing strip (12), a fixing column (13), a bolt (14) and a pressing pad (15), wherein the mounting seat (7) is fixedly mounted at the other side position of the upper part of the base (1), the mounting groove (8) is formed in the upper surface of the mounting seat (7), the protruding block (9) is fixedly mounted at one end position of the upper part of the mounting seat (7) above the mounting groove (8), the protective cushion (10) is connected at the inner bottom position of the mounting groove (8) in a gluing mode, the first pressing strip (11) and the second pressing strip (12) are rotatably mounted at the front part and the rear part of the upper part of the mounting seat (7) through the fixing column (13), the bolt (14) is in threaded connection with one end of the first pressing strip (11), the pressing pad (15) is rotatably connected at the bottom end of the bolt (14), and the tension gauge (3) is placed in the mounting groove (8) through the pressing pad (15).
The structures of the first pressing strip (11) and the second pressing strip (12) are identical, a notch is formed in the bottom of the first pressing strip (11), and the depth of the notch is larger than the thickness of the pressing pad (15);
a convex-shaped groove is formed between the convex block (9) and the mounting groove (8), and the fixing head of the tension meter (3) penetrates through the convex-shaped groove;
the stroke increasing mechanism (17) comprises a sliding seat (18), a second scale mark (19), a sliding block (20), a second motor (21), a T-shaped block (23), a first T-shaped groove (25), a second screw rod (26) and a second T-shaped groove (27), wherein the second scale mark (19) is arranged at the front part of the sliding seat (18), the first T-shaped groove (25) is formed in the upper surface of the base (1), the T-shaped block (23) is fixedly connected to one end position of the bottom of the sliding seat (18), the sliding seat (18) is slidably connected to the upper part of the first T-shaped groove (25) through the T-shaped block (23), the second T-shaped groove (27) is formed in the upper part of the sliding seat (18), the sliding block (20) is slidably connected to the upper part of the sliding seat (18) through the second T-shaped groove (27), the second motor (21) is fixedly connected to the other end of the sliding seat (18), and the second screw rod (26) is movably connected to the inside the sliding seat (18).
One end of the second screw rod (26) is fixedly connected with an output shaft of the second motor (21), the other end of the second screw rod (26) penetrates through the sliding block (20), and the second screw rod (26) is in threaded connection with the sliding block (20);
the clamping head (22) is fixedly connected to one side of the sliding block (20), and the first screw rod (24) is in threaded connection with the T-shaped block (23).
2. A method of using the elasticity testing device for silica gel detection of claim 1, comprising the steps of:
step one: firstly, placing a base (1) on a table top through supporting legs (2), and then clamping and fixing silica gel to be detected through a tension meter (3) and a chuck (22) respectively;
step two: firstly, starting a second motor (21) to work, wherein an output shaft of the second motor (21) drives a second screw rod (26) to rotate, the second screw rod (26) drives a sliding block (20) to slide through a second T-shaped groove (27) under the action of threads between the second screw rod and the sliding block (20), so that the distance between a chuck (22) and a tension meter (3) is increased, the clamped silica gel is pulled, the silica gel is deformed, people observe tension through the tension meter (3), the action of the tension is mutual, the tension is equal to the elasticity, and the elasticity value of the silica gel is known through the display value of the tension meter (3);
step three: when the deformation of the silica gel does not reach the limit and the stroke of the sliding block (20) reaches the limit, starting the first motor (4) to work, driving the first screw rod (24) to rotate by the output shaft of the first motor (4), driving the T-shaped block (23) to slide through the first T-shaped groove (25) by the first screw rod (24) through the threaded action with the T-shaped block (23), and driving the whole sliding seat (18) to slide, so that the stroke of the sliding block (20) is increased again;
step four: when the tension meter (3) needs to be replaced, firstly, the bolts (14) at one end of the first pressing strip (11) and one end of the second pressing strip (12) are rotated, so that the bolts (14) drive the pressing pad (15) to be separated from the surface of the tension meter (3), and then the tension meter (3) is pulled out of the mounting groove (8);
step five: the novel tension meter (3) is penetrated into the installation groove (8), meanwhile, the fixing head of the tension meter (3) penetrates through the convex-shaped groove formed between the protruding block (9) and the installation groove (8), two bolts (14) are rotated, the bolts (14) push the pressing pad (15) to be pressed on the upper portion of the tension meter (3) through the threaded action between the bolts (14) and the first pressing bar (11) and the second pressing bar (12), and the tension meter (3) is fixed.
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| CN202110071443.XA CN112857715B (en) | 2021-01-19 | 2021-01-19 | Elasticity testing device for silica gel detection and application method thereof |
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