CN201555767U - Simple thin-type metal specimen tensile-testing machine - Google Patents
Simple thin-type metal specimen tensile-testing machine Download PDFInfo
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- CN201555767U CN201555767U CN2009202119664U CN200920211966U CN201555767U CN 201555767 U CN201555767 U CN 201555767U CN 2009202119664 U CN2009202119664 U CN 2009202119664U CN 200920211966 U CN200920211966 U CN 200920211966U CN 201555767 U CN201555767 U CN 201555767U
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Abstract
The utility model relates to a test device for testing thin-type metal material specimen tensile performance, in particularly to a simple thin-type metal specimen tensile-testing machine, wherein two ends of a testing machine platform (8) are respectively provided with a fixed plate (3) and a fixed station (7), a screw hole (3a) is arranged on the fixed plate (3), a screw rod (2) is screwed in the screw hole (3a), the outer end of the screw rod (2) is provided with a rotating handle (1), the inner end of the screw rod (2) is connected with a slide block (4), trapezoidal rabbets (9a) are respectively arranged on the slide block (4) and the fixed station (7) in opposite directions, two right-angle wedges (9b) are positioned in the trapezoidal rabbets (9a), the right-angle sides of the two wedges (9b) are combined from opposite directions, the sloping sides of the wedges (9b) are clung to two side surfaces of each trapezoidal rabbet (9a), a dial indicator (5) is fixed on the platform (8), and a scale (10) for displaying length is marked on the platform (8). The simple thin-type metal specimen tensile-testing machine has simple and compact structure, convenient assembling and disassembling and easy operation, can conveniently achieve the aims of measuring deformability and calculating critical deformability, and is suitable for being used in occasions with low tensile strength materials, large test quantity and demand of fast testing.
Description
(1) technical field
The utility model relates to the material test device in material field, particularly relates to a kind of test unit to thin type metal material sample tensile property.
(2) background technology
Metal material is stressed plastic yield can to take place after surpassing limit of elasticity, and not only outward appearance and size change, and the interior tissue of material and various performance (as hardness, resistivity, thermal conductivity etc.) also will change.The cold deformation degree has very big influence to the size of crystal grain after the crystallization again, and grain size will produce significant effects to material property.Degree of deformation when material is obtained special coarse grain is called critical degree of deformation, and the critical degree of deformation of common metal is about 2%-10%.In production practices, often do not wish to obtain thick crystal grain, and require thin crystal grain, because the existence of critical degree of deformation requires metal should avoid critical degree of deformation when stressed,, therefore require to have the critical degree of deformation of special device measuring metal material in order to avoid worsen the workpiece performance.Critical degree of deformation is normally surveyed one group of degree of deformation that material is different, calculates the number of die in the unit area after the crystallization more then, obtains the critical degree of deformation of a certain material.
Prior art is measured the distortion of materials degree and is carried out on electronic universal material testing machine, though can obtain more accurate test result thus, but in common use, still there are certain limitation and deficiency, mainly be: 1. occupied ground is big, equipment investment is expensive, and what testing machine was the most cheap also wants more than 100,000 yuan; 2. the load transducer capacity is excessive, for the required pulling force of metal sheet at 200N to about the 1000N, need to get final product, and the capacity sensor of testing apparatus configuration at present is 20KN, 100KN that excessive capacity sensor influences the precision of test on the contrary with the sensor of 1000N; 3. extensometer gage length is 25mm and 50mm, and the gauge length of actual usefulness is 100mm, then influences the precision of measurement as not adorning extensometer, installs extensometer additional and has not only bothered but also polyvoltine money; 4. mounting or dismounting inconvenience is tested on testing machine and is difficult to once move to required degree of deformation, needs repeatedly dismounting, could be successful, sample be removed from chuck, and necessary first inverted running sheds load, and is thus and thus very time-consuming, influences test job efficient.
(3) summary of the invention
The purpose of this utility model intends overcoming the deficiency of prior art electronic universal material testing machine, provides a kind of easy to operate, simple in structure, with low cost, practical small-sized expanded material testing machine.
The purpose of this utility model is achieved through the following technical solutions:
A kind of simple and easy thin type test button cupping machine is characterized in that, a fixed head and a fixed station are set respectively at the two ends of testing machine platform, on fixed head, offer a screw, in screw (3a), screw in screw rod, the outer end configuration turning handle of screw rod, the inner of screw rod connects a slide block;
Offer a big trapezoidal notch in the little inboard of oral area on slide block and the fixed station in opposite directions respectively, insert two right angle voussoirs in trapezoidal notch, the right-angle side of two voussoirs merges in opposite directions, and the hypotenuse of voussoir pastes mutually with the trapezoidal notch two sides;
Fix a dial gauge on platform, the thimble of dial gauge vertically props up the mobile end face of slide block, and on flat surface, marking shows the scale of length between fixed head and fixed station.
Further, the right-angle side of described voussoir is sawtooth annular knurl limit.
Further, the central axis angle of the hypotenuse of described voussoir and platform is 30 to 45 degree.
Further, described dovetail groove outer openings portion width is 16 to 26 millimeters.
Further, the height of described dovetail groove is 30 to 44 millimeters.
Further, the length scale of test platform is 150 to 220 millimeters.
The utility model patent is a small practical band tensile test device, reaches the purpose of measuring degree of deformation, overcomes the weak point that stretches on electronic universal material testing machine simultaneously.The utility model apparatus structure is simple, puts sample between voussoir and voussoir, surface of contact annular knurl line, and to increase the friction factor between voussoir and sample, clamping is firm.Maximum displacement between the slide block can reach to 220 millimeters, has satisfied the requirement of general sample just, and sample thickness is generally less than 1mm; Described rotating mechanism is made up of handle and screw pair, and described screw pair can adopt screw mechanism, clockwise or rotate counterclockwise handle, can drive slide block and move, and spiro rod length is generally 60 to 90 millimeters; Outer rim has rule in the bottom surface of apparatus platform, mark 150 to 220 millimeters since 0, dial gauge is equipped with at the place at the nearly haulage gear of platform, and thimble heads on the slide block end face, when slide block moves, the pointer of dial gauge can change, and a circle of dial gauge is 1mm, is divided into 100 little lattice, precision is 0.01mm, according to the reading of dial gauge, can judge the distance (being deflection) of stretching, the specimen length scope is 160-200mm.
Be clamped in when sample between the right-angle side of two voussoirs of clamping device, rotary handle, distance strengthens between slide block and the fixed station, and the component on inclined-plane, wedge trapezoidal notch both sides provides the normal pressure on the voussoir two right angle faces, clamps sample, the friction force and the clamping fastness of clamping improved on sawtooth annular knurl limit on the right-angle side, difficult drop-off and skidding off, rotary screw is watched the critical localisation of the situation of change of sample until fracture, confirm the numerical value of dial gauge, calculate the material deformation degree of sample then.
This device unloading sample is convenient, only handle need be rotated counterclockwise during unloading and get final product, before and after 1,2 times in second only, as carrying out on Material Testing Machine, unloading has individual process, want nearly 1 minute at the soonest, moreover the general measure degree of deformation, needing to survey one group of degree of deformation, same degree of deformation needs to survey several samples again, a degree of deformation needs repeatedly for several times, and the mounting or dismounting jump of this sample device has just obviously displayed.
The largest benefit of this device is to measure the low material of those tensile strength.As the degree of deformation of aluminium flake etc., the also smaller material of pulling force that promptly uses, as the power of 100N-200N, this is not generally with the reasonable test specification of the electronic universal material testing machine that widens tonnage.
Advantage of the present utility model and beneficial effect, the characteristics of package unit are simple in structure, light and handy, convenient, the easy operatings of mounting or dismounting, are convenient to controlled deformation degree well, improve service efficiency.Patent device can reach request for utilization, overcome the deficiency of electronic universal material testing machine survey degree of deformation, simple in structure, practical, inexpensive, about 500 yuan of costs, only be more than one percent of Material Testing Machine cost, and do not had or not the restriction of large-scale experiment machine, can conveniently reach the measurement degree of deformation, calculate the purpose of critical degree of deformation.Be specially adapted to the low testing of materials usefulness of tensile strength, and test volume is big, requires the fast occasion of test to use.
(4) description of drawings
Fig. 1 is the main TV structure synoptic diagram of a kind of embodiment of the simple and easy thin type test button of the utility model cupping machine;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the local structure for amplifying view of the utility model trapezoidal notch, the several parts of voussoir clamping sample, shows that wherein the voussoir right-angle side is a sawtooth annular knurl limit shape.
Among the figure, 1 handle, 2 screw rods, 3 fixed heads, 3a screw, 4 slide blocks, 5 dial gauges, 6 chutes, 7 fixed stations, 8 platforms, 9a trapezoidal notch, 9b voussoir, 10 scales, G sample.
(5) specific implementation method
Below in conjunction with accompanying drawing, the utility model is elaborated:
A kind of simple and easy thin type test button cupping machine, a fixed head 3 and a fixed station 7 are set respectively at the two ends of testing machine platform 8, on fixed head 3, offer a screw 3a, in screw 3a, screw in screw rod 2, the outer end configuration turning handle 1 of screw rod 2, the inner of screw rod 2 connects a slide block 4;
Offer a little big 9a of falling the trapezoidal notch in inboard of oral area on slide block 4 and the fixed station 7 in opposite directions respectively, insert two right angle voussoir 9b in trapezoidal notch 9a, the right-angle side of two voussoir 9b merges in opposite directions, and the hypotenuse of voussoir 9b pastes mutually with trapezoidal notch 9a two sides;
Fix a dial gauge 5 on platform 8, the thimble of dial gauge 5 vertically props up the mobile end face of slide block 4, and on 8 on platform, marking shows the scale 10 of length between fixed head 3 and fixed station 7.
The length of scale 10 is 180 millimeters, and the pitch of screw rod 2 is 1 millimeter.
The right-angle side of voussoir 9b is sawtooth annular knurl limit, and the right-angle side that is beneficial to voussoir 9b provides stronger friction force clamping sample G.
The central axis angle of the hypotenuse of voussoir 9b and platform 8 is 30 degree, and so angle both had been beneficial to clamping sample G, is convenient to rotary handle 1 tension slide block 4 again.
The utility model is simple in structure, light and handy, mounting or dismounting are convenient, easy operating, can conveniently reach the measurement degree of deformation, calculates the purpose of critical degree of deformation, be suitable for the low material of tensile strength, and test volume is big, requires the fast occasion of test to use.
Claims (6)
1. simple and easy thin type test button cupping machine is characterized in that:
A fixed head (3) and a fixed station (7) are set respectively at the two ends of testing machine platform (8), on fixed head (3), offer a screw (3a), in screw (3a), screw in screw rod (2), the outer end configuration turning handle (1) of screw rod (2), the inner of screw rod (2) connects a slide block (4);
Offer a trapezoidal notch (9a) that the little inboard of oral area is big on slide block (4) and the fixed station (7) in opposite directions respectively, in trapezoidal notch (9a), insert two right angle voussoirs (9b), the right-angle side of two voussoirs (9b) merges in opposite directions, and the hypotenuse of voussoir (9b) pastes mutually with trapezoidal notch (9a) two sides;
Fix a dial gauge (5) on platform (8), the thimble of dial gauge (5) vertically props up the mobile end face of slide block (4), and on platform (8) face, marking shows the scale (10) of length between fixed head (3) and fixed station (7).
2. according to the described tension test installation of claim 1, the length that it is characterized in that described scale (10) is 150 to 220 millimeters.
3. according to the described tension test installation of claim 1, the right-angle side that it is characterized in that described voussoir (9b) is sawtooth annular knurl limit.
4. according to the described tension test installation of claim 1, it is characterized in that the hypotenuse of described voussoir (9b) and the central axis angle of platform (8) are 30 to 45 degree.
5. according to the described tension test installation of claim 1, it is characterized in that described trapezoidal notch (9a) outer openings portion width is 16 to 26 millimeters.
6. according to the described tension test installation of claim 1, the trapezoidal height that it is characterized in that described trapezoidal notch (9a) is 30 to 44 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202119664U CN201555767U (en) | 2009-11-06 | 2009-11-06 | Simple thin-type metal specimen tensile-testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202119664U CN201555767U (en) | 2009-11-06 | 2009-11-06 | Simple thin-type metal specimen tensile-testing machine |
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| Publication Number | Publication Date |
|---|---|
| CN201555767U true CN201555767U (en) | 2010-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202119664U Expired - Fee Related CN201555767U (en) | 2009-11-06 | 2009-11-06 | Simple thin-type metal specimen tensile-testing machine |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102879275A (en) * | 2012-09-28 | 2013-01-16 | 信源电子制品(昆山)有限公司 | Rod pressure detector |
| CN102914429A (en) * | 2012-11-17 | 2013-02-06 | 无锡忻润汽车安全系统有限公司 | Door lock pull rod inside and outside opening endurance test device |
| CN103398897A (en) * | 2013-08-16 | 2013-11-20 | 常熟市苏常工程质量检测有限公司 | Strength-resisting test equipment |
| CN103630312A (en) * | 2012-08-24 | 2014-03-12 | 弥荣(成都)实业有限公司 | Auxiliary force-adjusting device for automobile engine vibration test analysis |
| CN103674809A (en) * | 2013-12-17 | 2014-03-26 | 中国矿业大学(北京) | Water-resisting property test device and method for deep deformation clay |
| CN103935859A (en) * | 2014-04-10 | 2014-07-23 | 中联重科股份有限公司 | Main chord checking fixture for standard knot of elevator |
| CN104316402A (en) * | 2014-10-21 | 2015-01-28 | 福建兵工装备有限公司 | Simple apparatus for testing tensile strength of double torsional springs |
| CN105547830A (en) * | 2015-12-29 | 2016-05-04 | 太仓椿盟链传动有限公司 | Tensile force adjusting device for chain detection device |
| CN107991178A (en) * | 2016-10-27 | 2018-05-04 | 中国建材检验认证集团股份有限公司 | A kind of sample tensile property test device and sample tensile property test method |
| CN108907340A (en) * | 2018-07-09 | 2018-11-30 | 江苏宁兴恒力智能设备有限公司 | A kind of horizontal wedge mechanism |
| CN110530719A (en) * | 2019-08-30 | 2019-12-03 | 湖北三江航天江河化工科技有限公司 | Propellant one directional tensile test device and method |
| CN110672050A (en) * | 2019-08-22 | 2020-01-10 | 上海航天设备制造总厂有限公司 | Device and method capable of accurately adjusting and measuring length of telescopic rod of ring head screw |
| CN112393980A (en) * | 2020-11-11 | 2021-02-23 | 南通德众科技发展有限公司 | 3000-ton large-scale multifunctional structure test platform |
| KR102402575B1 (en) * | 2020-11-23 | 2022-05-26 | 국방과학연구소 | Apparatus for inspecting sensor |
-
2009
- 2009-11-06 CN CN2009202119664U patent/CN201555767U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103630312A (en) * | 2012-08-24 | 2014-03-12 | 弥荣(成都)实业有限公司 | Auxiliary force-adjusting device for automobile engine vibration test analysis |
| CN102879275A (en) * | 2012-09-28 | 2013-01-16 | 信源电子制品(昆山)有限公司 | Rod pressure detector |
| CN102914429A (en) * | 2012-11-17 | 2013-02-06 | 无锡忻润汽车安全系统有限公司 | Door lock pull rod inside and outside opening endurance test device |
| CN103398897A (en) * | 2013-08-16 | 2013-11-20 | 常熟市苏常工程质量检测有限公司 | Strength-resisting test equipment |
| CN103674809A (en) * | 2013-12-17 | 2014-03-26 | 中国矿业大学(北京) | Water-resisting property test device and method for deep deformation clay |
| CN103935859A (en) * | 2014-04-10 | 2014-07-23 | 中联重科股份有限公司 | Main chord checking fixture for standard knot of elevator |
| CN104316402A (en) * | 2014-10-21 | 2015-01-28 | 福建兵工装备有限公司 | Simple apparatus for testing tensile strength of double torsional springs |
| CN105547830A (en) * | 2015-12-29 | 2016-05-04 | 太仓椿盟链传动有限公司 | Tensile force adjusting device for chain detection device |
| CN107991178A (en) * | 2016-10-27 | 2018-05-04 | 中国建材检验认证集团股份有限公司 | A kind of sample tensile property test device and sample tensile property test method |
| CN107991178B (en) * | 2016-10-27 | 2024-05-24 | 中国国检测试控股集团股份有限公司 | Sample tensile property testing device and sample tensile property testing method |
| CN108907340A (en) * | 2018-07-09 | 2018-11-30 | 江苏宁兴恒力智能设备有限公司 | A kind of horizontal wedge mechanism |
| CN110672050A (en) * | 2019-08-22 | 2020-01-10 | 上海航天设备制造总厂有限公司 | Device and method capable of accurately adjusting and measuring length of telescopic rod of ring head screw |
| CN110672050B (en) * | 2019-08-22 | 2021-08-10 | 上海航天设备制造总厂有限公司 | Device and method capable of accurately adjusting and measuring length of telescopic rod of ring head screw |
| CN110530719A (en) * | 2019-08-30 | 2019-12-03 | 湖北三江航天江河化工科技有限公司 | Propellant one directional tensile test device and method |
| CN112393980A (en) * | 2020-11-11 | 2021-02-23 | 南通德众科技发展有限公司 | 3000-ton large-scale multifunctional structure test platform |
| KR102402575B1 (en) * | 2020-11-23 | 2022-05-26 | 국방과학연구소 | Apparatus for inspecting sensor |
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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: 20100818 Termination date: 20101106 |