CN112857715A - Elasticity testing device for silica gel detection and using method thereof - Google Patents
Elasticity testing device for silica gel detection and using method thereof Download PDFInfo
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- CN112857715A CN112857715A CN202110071443.XA CN202110071443A CN112857715A CN 112857715 A CN112857715 A CN 112857715A CN 202110071443 A CN202110071443 A CN 202110071443A CN 112857715 A CN112857715 A CN 112857715A
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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
Abstract
The invention discloses an elasticity testing device for silica gel detection and a using method thereof, and the elasticity testing device comprises a base, a tension meter and a chuck, wherein a support leg is fixedly arranged at the bottom of the base, a first motor is fixedly arranged at one end of the base, an installing 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, the other end of the first screw rod penetrates through the base and is fixedly connected with a hand wheel, and a stroke increasing mechanism is arranged at one side of the upper part of the base. The elasticity testing device for detecting the silica gel can conveniently disassemble and assemble the tension meter, improves the convenience of replacement of the tension meter, increases the stroke, ensures sufficient stroke 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 elasticity testing devices, in particular to an elasticity testing device for silica gel detection, and more particularly relates to an elasticity testing device for silica gel detection and a using method thereof.
Background
The silica gel is a soft and elastic material, and is generally used in the fields of sealing, beauty, jewelry, industry and the like, a series of tests need to be carried out on a silica gel product after the product leaves a factory, and the elasticity test is one of the test methods, and the elasticity of the silica gel is obtained mainly by testing the tension of the silica gel and by the tension;
firstly, the existing elastic testing device for detecting the silica gel is inconvenient to disassemble and assemble a tension meter, the tension meter is a necessary auxiliary tool in the elastic test, the test and the display of the tension value are mainly carried out through the auxiliary tool, but different types or new tension meters are required to be replaced when different silica gel products are tested or the tension meter is damaged, but the existing elastic testing device is inconvenient to disassemble and assemble the tension meter, so that the replacement of the tension meter is very troublesome, and the use convenience is reduced; secondly, current silica gel detects uses elasticity testing arrangement stroke short, because of the elongation of silica gel is very big, can reach 1000% even, so when the elasticity test, must guarantee to have sufficient stroke, but current elasticity testing arrangement is for guaranteeing sufficient stroke, all is the length of price just base usually, leads to whole device volume too big, and occupation space is big, inconvenient putting and transportation, and the practicality is poor.
Disclosure of Invention
The invention mainly aims to provide an elasticity testing device for detecting silica gel, which can effectively solve the problems in the background technology that: the existing elastic testing device for detecting the silica gel is inconvenient to disassemble and assemble the tension meter, the tension meter is a necessary auxiliary tool in the elastic test, the test and the display of the tension value are mainly carried out through the auxiliary tool, but when different silica gel products are tested, or when the tension meter is damaged, different types or new tension meters are required to be replaced, but the existing elastic testing device is inconvenient to disassemble and assemble the tension meter, so that the replacement of the tension meter is very troublesome, and the use convenience is reduced; secondly, current silica gel detects uses elasticity testing arrangement stroke short, because of the elongation of silica gel is very big, can reach 1000% even, so when the elasticity test, must guarantee to have sufficient stroke, but current elasticity testing arrangement is in order to guarantee sufficient stroke, all is the length of price-just base usually, leads to whole device volume too big, and occupation space is big, inconvenient putting and transportation, the poor technical problem of practicality.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a silica gel detects uses elasticity testing arrangement, 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 of first lead screw and the output shaft fixed connection of first motor, 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 the stroke and increases the mechanism.
As a further scheme of the invention, the mounting mechanism comprises a mounting seat, a mounting groove, a convex block, a protective cushion, a first pressing bar, a second pressing bar, a fixing column, a bolt and a pressing pad, the mounting seat is fixedly mounted at the other side position of the upper part of the base, the mounting groove is formed in the upper surface of the mounting seat, the convex block is fixedly mounted at the upper part of the mounting seat and positioned at one end of the mounting groove, the protective cushion is connected at the bottom position of the inner part of the mounting groove in a gluing manner, the first pressing bar and the second pressing bar are respectively rotatably mounted at the front part and the rear part of the upper part of the mounting seat through the fixing column, the bolt is in threaded connection with one end of the first pressing bar, the pressing pad is rotatably connected to the bottom end of the bolt.
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 greater than the thickness of the pressing pad.
As a further scheme of the invention, a convex-shaped groove is formed between the convex block and the mounting groove, and the fixing head of the tension meter passes through the convex-shaped groove.
As a further scheme of the present invention, the stroke increasing mechanism includes a sliding seat, a second scale line, a sliding block, a second motor, a T-shaped block, a first T-shaped groove, a second lead screw, and a second T-shaped groove, the second scale line is disposed at the front of the sliding seat, the first T-shaped groove is disposed on the upper surface of the base, the T-shaped block is fixedly connected to one end of the bottom of the sliding seat, the sliding seat is slidably connected to the upper portion of the first T-shaped groove through the T-shaped block, the second T-shaped groove is disposed on the upper portion of the sliding seat, the sliding block is slidably connected to the upper portion 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.
As a further scheme of the present invention, one end of the second lead screw is fixedly connected to an output shaft of the second motor, and the other end of the second lead screw penetrates through the slider, and the second lead screw is in threaded connection with the slider.
As a further scheme of the invention, the chuck is fixedly connected to one side of the sliding block, and the first screw rod is in threaded connection with the T-shaped block.
A use method of an elasticity testing device for silica gel detection specifically comprises the following steps:
the method comprises the following steps: firstly, placing a base on a table top through support legs, and then clamping and fixing silica gel to be detected through a tension meter and a chuck respectively;
step two: the method comprises the following steps that firstly, a second motor is started to work, an output shaft of the second motor drives a second screw rod to rotate, the second screw rod drives a sliding block to slide through a second T-shaped groove under the action of a thread between the second screw rod and the sliding block, so that the distance between a chuck and a tension meter is increased, the clamped silica gel is pulled, the silica gel is deformed, people observe tension through the tension meter, the tension is equal to elasticity under the action of force, and the elasticity value of the silica gel is known through 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, starting a first motor to work, driving a first screw rod to rotate by an output shaft of the first motor, driving a T-shaped block to slide through a first T-shaped groove by the first screw rod through the thread action between the first screw rod and the T-shaped block, and driving the whole sliding seat to slide so as to increase the stroke of the sliding block again;
step four: when the tension meter needs to be replaced, firstly, the bolts at one ends of the first pressing strip and the second pressing strip are rotated, so that the bolts drive the pressure pad to be separated from the surface of the tension meter, and then the tension meter is pulled out of the mounting groove;
step five: and a new tension meter is penetrated into the mounting groove, meanwhile, the fixing head of the tension meter penetrates through the convex groove formed between the convex block and the mounting groove, two bolts are rotated, and the bolts push the pressure pad to be tightly pressed on the upper part of the tension meter through the action of the threads between the bolts and the first pressing strip and the second pressing strip, so that the tension meter is fixed.
Compared with the prior art, the invention has the following beneficial effects:
by arranging the mounting mechanism, when the tensiometer needs to be replaced, firstly, the bolts at one end of the first pressing strip and one end of the second pressing strip are rotated, so that the bolts drive the pressure pad to be separated from the surface of the tensiometer, then the tensiometer is pulled out of the mounting groove, a new tensiometer is inserted into the mounting groove, meanwhile, the fixing head of the tensiometer penetrates through the convex groove formed between the convex block and the mounting groove, the two bolts are rotated, the bolts push the pressure pad to be tightly pressed on the upper part of the tensiometer through the action of threads between the bolts and the first pressing strip and the second pressing strip, the fixation of the tensiometer is completed, the convenience of the dismounting of the tensiometer can be greatly increased, the replacement of different types or new tensiometers in the later period is facilitated, and the later maintenance is more convenient;
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 lead screw to rotate, the first lead screw drives the T-shaped block to slide through the first T-shaped groove under the action of the thread between the first lead screw 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 chuck can be effectively increased, the phenomenon of insufficient stroke in the test process is avoided, the occupied area of the device cannot be increased, and the practicability is higher;
through setting up the hand wheel, first motor drives first lead screw pivoted and can drive the hand wheel and rotate simultaneously, consequently when first motor does not work, can rotate first lead screw through the hand wheel, can make things convenient for people to carry out manual fine setting, improves the accurate nature that detects, when the unable work of first motor simultaneously, also can not influence the work progress.
Drawings
FIG. 1 is a schematic view of an overall structure of an elasticity testing device for detecting silica gel according to the present invention;
FIG. 2 is a schematic diagram of the internal structures of the base and the sliding base of the elasticity testing device for detecting silica gel according to the present invention;
FIG. 3 is a structural diagram of a mounting base of the elasticity testing device for detecting silica gel according to the present invention;
FIG. 4 is a side view of a connection structure of a slider, a sliding seat and a base of the elasticity testing device for detecting silica gel of the present invention;
fig. 5 is a sliding demonstration diagram of the sliding base and the sliding block of the elasticity 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. an installation mechanism; 7. a mounting seat; 8. mounting grooves; 9. a bump; 10. a protective cushion; 11. a first compression bar; 12. a second pressing strip; 13. fixing a column; 14. a bolt; 15. a pressure pad; 16. a first scale mark; 17. a stroke increasing mechanism; 18. a slide base; 19. a second scale mark; 20. a slider; 21. a second motor; 22. a chuck; 23. a T-shaped block; 24. a first lead screw; 25. a first T-shaped slot; 26. a second lead screw; 27. a second T-shaped slot.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-5, an elasticity testing device for silica gel detection comprises a base 1, a tension meter 3 and a chuck 22, wherein a support leg 2 is fixedly installed at the bottom of the base 1, a first motor 4 is fixedly installed at one end of the base 1, an installation mechanism 6 is arranged between the base 1 and the tension meter 3, a first scale mark 16 is arranged at the top of the front part of the base 1, a first screw rod 24 is movably installed inside 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 convex 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, the mounting seat 7 is fixedly mounted 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 convex block 9 is fixedly mounted at the upper part of the mounting seat 7 and is located at one end of the mounting groove 8, the protective cushion 10 is connected to the bottom of the inside 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 respectively, the bolt 14 is in threaded connection with one end of the first pressing strip 11, the pressing pad 15 is rotatably connected to the bottom; the first pressing strip 11 and the second pressing strip 12 are identical in structure, 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 fixed head of the tension meter 3 passes 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 arranged on the upper surface of the base 1, the T-shaped block 23 is fixedly connected at one end 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 arranged on 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; 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 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.
A use method of an elasticity testing device for silica gel detection specifically comprises the following steps:
the method comprises the following steps: firstly, a base 1 is placed on a table top through support legs 2, and then silica gel to be detected is clamped and fixed through a tension meter 3 and a chuck 22 respectively;
step two: firstly, the second motor 21 is started to work, an output shaft of the second motor 21 drives the second screw rod 26 to rotate, the second screw rod 26 drives the sliding block 20 to slide through the second T-shaped groove 27 under the action of a thread between the second screw rod 26 and the sliding block 20, so that the distance between the chuck 22 and the tension meter 3 is increased, the clamped silica gel is pulled, the silica gel is deformed, people observe the tension through the tension meter 3, the tension is equal to the elastic force due to mutual action of forces, and the elastic force 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 thread action between the first screw rod and the T-shaped block 23, so as to drive the whole sliding seat 18 to slide, and further increase the stroke of the sliding block 20;
step four: when the tension meter 3 needs to be replaced, firstly, the bolts 14 at one ends of the first pressing strip 11 and 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 new tension meter 3 penetrates into the mounting groove 8, meanwhile, the fixing head of the tension meter 3 penetrates through a convex groove formed between the convex block 9 and the mounting groove 8, two bolts 14 are rotated, the bolts 14 push the pressing pad 15 to be tightly pressed on the upper portion of the tension meter 3 through the action of threads between the bolts and the first pressing strip 11 and the second pressing strip 12, and the tension meter 3 is fixed.
According to the invention, by arranging the mounting mechanism 6, when the tension meter 3 needs to be replaced, firstly, the bolt 14 at one end of the first pressing strip 11 and the second pressing strip 12 is rotated, so that the bolt 14 drives the pressure pad 15 to be separated from the surface of the tension meter 3, then the tension meter 3 is drawn out of the mounting groove 8, a new tension meter 3 is inserted into the mounting groove 8, meanwhile, the fixing head of the tension meter 3 penetrates through the convex groove formed between the convex block 9 and the mounting groove 8, the two bolts 14 are rotated, the bolt 14 pushes the pressure pad 15 to be tightly pressed on the upper part of the tension meter 3 through the thread action between the bolt 14 and the first pressing strip 11 and the second pressing strip 12, the fixation of the tension meter 3 is completed, the convenience of the disassembly and assembly of the tension meter 3 can be greatly increased, the replacement of different types or new tension meters 3 in the later period is facilitated, and the later maintenance is more; by arranging the stroke increasing mechanism 17, 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 thread between the first screw rod 24 and the T-shaped block 23, so that the whole sliding seat 18 is driven to slide, the stroke of the sliding block 20 is increased again, the moving stroke of the chuck 22 can be effectively increased, the phenomenon of insufficient stroke in the testing process is avoided, the occupied area of the device cannot be 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 and rotate simultaneously, consequently when first motor 4 does not work, can rotate first lead screw 24 through hand wheel 5, can make things convenient for people to carry out manual fine setting, improves the accurate nature of detection, when first motor 4 can't work simultaneously, can not influence the work progress yet.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a silica gel detects uses elasticity testing arrangement which characterized in that: including base (1), tensiometer (3) and chuck (22), the bottom fixed mounting of base (1) has stabilizer blade (2), the one end fixed mounting of base (1) has first motor (4), be equipped with between base (1) and tensiometer (3) installation mechanism (6), the anterior top position of base (1) is equipped with first scale mark (16), the inside movable mounting of base (1) has first lead screw (24), the one end of first lead screw (24) and the output shaft fixed connection of first motor (4), the other end of first lead screw (24) runs through base (1) fixedly connected with hand wheel (5), upper portion one side position of base (1) is equipped with stroke increase mechanism (17).
2. The elasticity testing device for silica gel detection according to claim 1, characterized in that: the installation mechanism (6) comprises an installation seat (7), an installation groove (8), a convex block (9), a protective soft cushion (10), a first pressing strip (11), a second pressing strip (12), a fixed column (13), a bolt (14) and a pressing pad (15), wherein the installation seat (7) is fixedly installed at the other side position of the upper part of the base (1), the installation groove (8) is arranged on the upper surface of the installation seat (7), the convex block (9) is fixedly installed at one end position of the upper part of the installation seat (7) at the installation groove (8), the protective soft cushion (10) is glued and connected at the bottom position inside the installation groove (8), the first pressing strip (11) and the second pressing strip (12) are respectively rotatably installed at the front part and the rear part of the upper part of the installation seat (7) through the fixed column (13), and the bolt (14) is in one end of the first pressing strip (11), pressure pad (15) rotate to be connected in the bottom of bolt (14), tensiometer (3) are placed and are compressed tightly through pressure pad (15) in the inside of mounting groove (8).
3. The elasticity testing device for silica gel detection according to claim 2, characterized in that: the structure of the first pressing strip (11) is equal to that of the second pressing strip (12), 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).
4. The elasticity testing device for silica gel detection according to claim 2, characterized in that: 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.
5. The elasticity testing device for silica gel detection according to claim 1, characterized in that: 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), the second scale mark (19) is arranged at the front part of the sliding seat (18), the first T-shaped groove (25) is arranged on the upper surface of the base (1), the T-shaped block (23) is fixedly connected at one end of the bottom of the sliding seat (18), the sliding seat (18) is connected to the upper part of the first T-shaped groove (25) in a sliding way through a T-shaped block (23), the second T-shaped groove (27) is arranged at the upper part of the sliding seat (18), the sliding block (20) is connected to the upper part of the sliding seat (18) in a sliding way 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 of the sliding seat (18).
6. The elasticity testing device for silica gel detection according to claim 5, characterized in that: 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).
7. The elasticity test device for silica gel detection according to claim 1 or 5, characterized in that: 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).
8. The use method of the elasticity testing device for detecting silica gel according to claim 1 is characterized by comprising the following steps:
the method comprises the following steps: firstly, a base (1) is placed on a table top through support legs (2), and then silica gel to be detected is clamped and fixed through a tension meter (3) and a chuck (22) respectively;
step two: the method comprises the following steps that firstly, a second motor (21) is started to work, 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 a thread 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, clamped silica gel is pulled, the silica gel is deformed, people observe tension through the tension meter (3), the tension is equal to elasticity under the action of force, 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 an 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 thread action between the first screw rod and 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 bolt (14) at one end of the first pressing strip (11) and the second pressing strip (12) is rotated, so that the bolt (14) drives the pressing pad (15) to be separated from the surface of the tension meter (3), and then the tension meter (3) is drawn out of the mounting groove (8);
step five: penetrate new tensiometer (3) inside mounting groove (8), the fixed head of tensiometer (3) passes the type-convex groove that forms between lug (9) and mounting groove (8) simultaneously, rotates two bolts (14), and bolt (14) through with the screw thread effect between first layering (11) and second layering (12) promote pressure pad (15) and compress tightly on the upper portion of tensiometer (3), accomplish the fixed of tensiometer (3).
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