CN202471521U - Metal wire elastic modulus gauge - Google Patents
Metal wire elastic modulus gauge Download PDFInfo
- Publication number
- CN202471521U CN202471521U CN2011205236154U CN201120523615U CN202471521U CN 202471521 U CN202471521 U CN 202471521U CN 2011205236154 U CN2011205236154 U CN 2011205236154U CN 201120523615 U CN201120523615 U CN 201120523615U CN 202471521 U CN202471521 U CN 202471521U
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- base
- bull stick
- catoptron
- elastic modulus
- base plate
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Abstract
The utility model discloses a metal wire elastic modulus gauge, comprising a base, wherein a laser is arranged on the base, a beam expanding lens, a beam splitting plate, a compensating plate and a base plate are sequentially arranged on the base at the front of the laser, a first reflection mirror is arranged on the base plate through a slide way, a reset spring is arranged between the first reflection mirror and the base plate, a rotary rod is arranged on the base plate through a rotary shaft, a top rod is connected with the first reflection mirror, the end of the top rod props against the side surface of one end of the rotary rod, a fixed seat is fixed on the base and is used for clamping a metal wire to be tested, a metal wire clamping block is arranged on the rotary rod, the base is provided with a force applying device and a force measuring device of the rotary rod, a second reflection mirror matching the beam splitting plate is arranged on the side of the base, and an observation screen is arranged on the side of an opposite base of the second reflection mirror. Compared with the prior art, the metal wire elastic modulus gauge disclosed by the utility model has the advantages of simple structure, convenience in operation, balance force application and good stability.
Description
Technical field
The utility model relates to a kind of measuring instrument, particularly a kind of elastic modulus of metal filament measuring instrument.
Background technology
The Young's modulus of elasticity of material is an important physical amount describing the solid material deformability, also is an important physical amount of the selection of material in the engineering.
The measurement of Young's modulus of elasticity mainly is to utilize the optical lever method in the prior art; Optical lever method measurement mechanism comprises telescope, support, little plane of reflection mirror, tinsel fixture, scale, counterweight, vernier caliper, meter ruler etc.; Observe the picture of scale in the measuring process from telescope; Gradually add counterweight then and make tinsel be elongated, the relation of scale difference of reading records Young's modulus of elasticity wiry in angle that turns over according to small elongation wiry, little plane of reflection mirror and the telescope picture.Shortcoming is the balance that is difficult for keeping spin in the operating process, poor continuity, and the application of force can be undergone mutation when increasing counterweight at every turn, and is bigger to the measured object influence.
Summary of the invention
The purpose of the utility model is to carry that from a kind of simple in structure, processing ease, the measuring process application of force is balanced, the elastic modulus of metal filament measuring instrument of good stability, overcomes the deficiency of prior art.
The elastic modulus of metal filament measuring instrument of the utility model comprises base, on base, is provided with laser instrument; Be positioned in the place ahead of laser instrument and be provided with beam expanding lens, beam-splitter, compensating plate, base plate on the base successively, on base plate, first catoptron is installed, be provided with back-moving spring between first catoptron and the base plate through slideway; On base plate, bull stick is installed through rotating shaft; First catoptron is connected with push rod, and the termination of push rod leans with an end side surface of bull stick mutually, on base, is fixed with to clamp tested holder wiry; On bull stick, be provided with the tinsel clamp; On base, be provided with force application apparatus and device for measuring force to bull stick, at the side of base second catoptron that matches with beam-splitter arranged, the side edge of base is provided with film viewing screen on the opposite of second catoptron.
The elastic modulus of metal filament measuring instrument of the utility model, wherein said force application apparatus are on base, to be fixed with screw, and the termination of the screw mandrel that matches with screw leans the other end side at bull stick; Described device for measuring force is on base, to be provided with clamping seats, is connected to the dynamometry table between clamping seats and the bull stick.
The elastic modulus of metal filament measuring instrument of the utility model, wherein said force application apparatus is on base, through support pulley to be installed, and is connected to stay cord at bull stick, pulley walked around by stay cord and the other end is connected to support box.
The elastic modulus of metal filament measuring instrument of the utility model, compare with existing skill have simple in structure, easy to operate, the application of force is balanced, the advantage of good stability.
Description of drawings
Fig. 1 is the structural representation of the utility model upper body embodiment embodiment 1;
Fig. 2 is the structural representation of the utility model upper body embodiment embodiment 2.
Embodiment
Embodiment 1: as shown in Figure 1: 2 is base; Laser instrument 1 is installed on base 2; Be positioned in the place ahead of laser instrument 1 and be provided with beam expanding lens 3, beam-splitter 6, compensating plate 7, base plate 16 on the base 2 successively, beam expanding lens 3, beam-splitter 6, compensating plate 7 all are installed on the base 2 through link.Be connected for bolt between base plate 16 and the base 2 or weld.On base plate 16, be fixed with slideway 19, the first catoptrons 18 and be installed on the mirror holder, there is the slide block that matches with slideway 19 mirror holder below, and base plate 16 is slidably relatively to make this mirror holder and first catoptron 18.Be provided with back-moving spring 17 between first catoptron 18 and the base plate 16, back-moving spring 17 pulls to first catoptron 18 position of right stop all the time.On base plate 16, through rotating shaft 14 bull stick 13 is installed, bull stick 13 can rotate with respect to base plate 16 through rotating shaft 14.The mirror holder that joins with first catoptron 18 is connected with push rod 15; The termination of push rod 15 leans with an end side surface of bull stick 13 mutually, and when rotating bull stick 13, bull stick 13 can press push rod 15; First catoptron 18 on mirror holder and the mirror holder is slided on slideway 19; This moment, back-moving spring 17 was elongated, and during 13 times original positions of bull stick, first catoptron 18 resets under the effect of back-moving spring 17.On base 2, be fixed with and clamp tested holder 4 wiry, for bolt is connected, can be furnished with jackscrew on the holder 4 and be used to clamp a tested termination wiry between holder 4 and the base 2.On bull stick 13, be provided with tinsel clamp 28, tinsel clamp 28 is fixedly connected with bull stick 13 and is furnished with jackscrew and is used to clamp tested termination wiry.On base 2, be provided with force application apparatus and device for measuring force to bull stick 13, force application apparatus is on base 2, to be fixed with screw 10, and the termination of the screw mandrel 12 that matches with screw 10 leans the other end side at bull stick 13.Device for measuring force is on base 2, to be installed with clamping seats 9, is connected to dynamometry table 11 between clamping seats 9 and the bull stick 13.Side at base 2 has second catoptron 5 that matches with beam-splitter 6, is provided with film viewing screen 20 in the side edge of the opposite base 2 of second catoptron 5.
The course of work is following: tested tinsel 8 one ends are fixed on the holder 4, and the other end is fixed on the tinsel clamp 28, rotary screw rod 12; Screw mandrel 12 moves right, and leans bull stick 13, and bull stick 13 is rotated; The other end side of bull stick 13 leans push rod 15, and first catoptron 18 is moved to the left along slideway 19, and tinsel 8 is elongated simultaneously; Dynamometry table 11 can be read the size of the application of force, and the light that this moment, laser instrument 1 sent gets into beam-splitter 6 through beam expanding lens 3, and a part of light is again through second anti-mirror 5 reflections; Another part light transmission beam-splitter 6 is reflected by second catoptron 18 through compensating plate 7; Utilize film viewing screen 20 to observe " indentation " and " gushing out " of striped, i.e. the variation of ring of light number can draw Young's modulus of elasticity wiry according to above-mentioned parameter.
Embodiment 2: as shown in Figure 2: different with embodiment 1 is different to the force mechanism of bull stick 13; End face at base 2 is equipped with pulley 26 through link, and an end of stay cord 25 is fixedly connected with bull stick 13, and stay cord 25 is walked around pulley 26 and another termination support box 27; During the application of force; Close to load-bearing and to add entry or quicksand in 27 gradually, bull stick 13 can rotate with respect to base plate 16 under its action of gravity, reach the purpose that measures each parameter.
Claims (3)
1. elastic modulus of metal filament measuring instrument; It is characterized in that: comprise base (2); On base (2), be provided with laser instrument (1); Be positioned in the place ahead of laser instrument (1) and be provided with beam expanding lens (3), beam-splitter (6), compensating plate (7), base plate (16) on the base (2) successively, go up at base plate (16) and first catoptron (18) is installed, be provided with back-moving spring (17) between first catoptron (18) and the base plate (16) through slideway (19); Upward bull stick (13) is installed at base plate (16) through rotating shaft (14); First catoptron (18) is connected with push rod (15), and the termination of push rod (15) leans with an end side surface of bull stick (13) mutually, on base (2), is fixed with to clamp tested holder wiry (4); On bull stick (13), be provided with tinsel clamp (28); On base (2), be provided with force application apparatus and device for measuring force, second catoptron (5) that matches with beam-splitter (6) arranged, be provided with film viewing screen (20) in the side edge of the opposite base (2) of second catoptron (5) at the side of base (2) to bull stick (13).
2. elastic modulus of metal filament measuring instrument according to claim 1; It is characterized in that: described force application apparatus is on base (2), to be fixed with screw (10), and the termination of the screw mandrel (12) that matches with screw (10) leans the other end side at bull stick (13); Described device for measuring force is on base (2), to be provided with clamping seats (9), is connected to dynamometry table (11) between clamping seats (9) and the bull stick (13).
3. elastic modulus of metal filament measuring instrument according to claim 1; It is characterized in that: described force application apparatus is to go up at base (2) through support pulley (26) to be installed; Be connected to stay cord (25) at bull stick (13), pulley (26) walked around by stay cord (25) and the other end is connected to support box (27); Described device for measuring force is on base (2), to be provided with clamping seats (9), is connected to dynamometry table (11) between clamping seats (9) and the bull stick (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205236154U CN202471521U (en) | 2011-12-15 | 2011-12-15 | Metal wire elastic modulus gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205236154U CN202471521U (en) | 2011-12-15 | 2011-12-15 | Metal wire elastic modulus gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202471521U true CN202471521U (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205236154U Expired - Fee Related CN202471521U (en) | 2011-12-15 | 2011-12-15 | Metal wire elastic modulus gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202471521U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107310142A (en) * | 2017-07-14 | 2017-11-03 | 广东工业大学 | One kind prepares PDMS patterned surface wrinkle apparatus and method based on laser |
| CN107421814A (en) * | 2017-06-23 | 2017-12-01 | 武汉钢铁有限公司 | The device for detecting mechanical property and method of finer wire |
| CN109142080A (en) * | 2018-10-10 | 2019-01-04 | 张维国 | Silk thread on-line measuring device and online test method |
| CN110118695A (en) * | 2019-05-23 | 2019-08-13 | 南京工程学院 | A kind of constant stress load hydrogen permeability experimental facility and test method |
| CN110333149A (en) * | 2019-07-31 | 2019-10-15 | 宇宙钢丝绳有限公司 | A kind of steel cable torsion measuring device |
-
2011
- 2011-12-15 CN CN2011205236154U patent/CN202471521U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107421814A (en) * | 2017-06-23 | 2017-12-01 | 武汉钢铁有限公司 | The device for detecting mechanical property and method of finer wire |
| CN107310142A (en) * | 2017-07-14 | 2017-11-03 | 广东工业大学 | One kind prepares PDMS patterned surface wrinkle apparatus and method based on laser |
| CN107310142B (en) * | 2017-07-14 | 2023-02-03 | 广东工业大学 | Device and method for preparing PDMS surface patterning wrinkles based on laser |
| CN109142080A (en) * | 2018-10-10 | 2019-01-04 | 张维国 | Silk thread on-line measuring device and online test method |
| CN109142080B (en) * | 2018-10-10 | 2023-12-29 | 张维国 | Silk thread on-line detection device and on-line detection method |
| CN110118695A (en) * | 2019-05-23 | 2019-08-13 | 南京工程学院 | A kind of constant stress load hydrogen permeability experimental facility and test method |
| CN110118695B (en) * | 2019-05-23 | 2021-11-30 | 南京工程学院 | Constant stress loading hydrogen permeation experimental device and method |
| CN110333149A (en) * | 2019-07-31 | 2019-10-15 | 宇宙钢丝绳有限公司 | A kind of steel cable torsion measuring device |
| CN110333149B (en) * | 2019-07-31 | 2022-04-08 | 宇宙钢丝绳有限公司 | Steel rope torsion measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20121215 |