CN210513931U - Tensile test elongation measurement auxiliary device - Google Patents
Tensile test elongation measurement auxiliary device Download PDFInfo
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- CN210513931U CN210513931U CN201921085908.1U CN201921085908U CN210513931U CN 210513931 U CN210513931 U CN 210513931U CN 201921085908 U CN201921085908 U CN 201921085908U CN 210513931 U CN210513931 U CN 210513931U
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Abstract
An auxiliary device for measuring elongation percentage of a tensile test comprises a base (1) provided with a sliding groove (101) along the length direction, two fixed baffles (2) which are oppositely arranged and slidably mounted on the base and are limited by a first locking piece, and two sliding stop blocks (4) which are oppositely arranged and slidably mounted on the base; have between adjacent fixed stop (2) and slip dog (4) and be the compression state and be used for making slip dog (4) support the spring spare of tight fracture sample (7) in the measurement process, install on the base through the second retaining member and be used for preventing that the spring spare from taking place crooked stopper (3) the device at radial direction overlength and can make the sample fracture combine closely, the convenient size to the fracture sample is measured, time saving and labor saving, and the work efficiency is improved, in addition the device is through the position of adjustment fixed stop and slip dog, can also satisfy not unidimensional sample measuring requirement.
Description
Technical Field
The utility model relates to a measuring device technical field, concretely relates to tensile test percentage elongation measures auxiliary device.
Background
Elongation delta5The elongation rate is an important parameter for detecting the mechanical property of the material, the service condition of the material is determined by the elongation rate, and the service life of the material is greatly influenced.
Conventional tensile testing equipment measures elongation delta of broken specimen5In the process, due to the fact that the fracture has the phenomena of crystal grain fracture and slippage, the interface is not flat, when the gauge length is measured by a caliper rule manually, external force needs to be applied from two ends, due to the fact that fracture parts are uneven, the fracture is not easy to close, in addition, a round sample is easy to rotate relatively, great difficulty is brought to manual measurement, and the working efficiency is very low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an auxiliary device is measured to tensile test percentage of elongation can simplify the measurement to the fracture sample and improve the measuring degree of accuracy, improves work efficiency.
The utility model aims at adopting the following technical scheme to realize. According to the utility model, the auxiliary device for measuring the elongation percentage of the tensile test comprises a base 1 provided with a sliding groove 101 along the length direction, two fixed baffles 2 which are oppositely arranged and are arranged on the base in a sliding way, and two sliding stop blocks 4 which are oppositely arranged and are arranged on the base in a sliding way, wherein the two fixed baffles 2 are simultaneously limited by a first locking piece; a spring part which is in a compression state and used for enabling the sliding block 4 to abut against a fracture sample in the measuring process and a limiting block 3 which is arranged on the base through a second locking part and used for preventing the spring part 7 from being bent due to overlong in the radial direction are arranged between the adjacent fixed baffle 2 and the sliding block 4.
Preferably, the sliding groove 101 is a dovetail groove.
Preferably, the first locking member is a fastening screw 6.
Preferably, the spring piece is a cylindrical spring 5, and the cylindrical spring 5 penetrates through the limiting block 3.
Preferably, the second locking member is a fastening screw 6.
The utility model provides a pair of tensile test percentage elongation measurement auxiliary device has following advantage:
1. the device can make the sample fracture combine closely, and the size of the convenient sample to the fracture is measured, and labour saving and time saving improves work efficiency.
2. The requirements of measuring broken samples with different sizes can be met by adjusting the positions of the fixed baffle and the sliding stop block.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention can be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are mentioned below, and the detailed description is given below with reference to the accompanying drawings.
Drawings
Fig. 1 is the overall schematic diagram of the embodiment of the auxiliary device for measuring elongation in tensile test of the present invention.
Fig. 2 is a schematic structural diagram of the base in this embodiment.
Fig. 3 is a schematic structural view of the slide stopper in this embodiment.
[ Main Mark ]
1-base, 101-chute; 2-fixing a baffle; 3, a limiting block; 4-sliding stop block, 401-spring positioning hole; 5-a cylindrical spring; 6-a fastening screw; 7-breaking the specimen.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined purpose, the following detailed description will be given to the specific embodiments, structures, features and effects of the auxiliary device for measuring elongation in tensile test according to the present invention with reference to the accompanying drawings and preferred examples.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
Referring to fig. 1 to 3, an auxiliary device for measuring elongation percentage in a tensile test comprises a base 1 having a sliding slot 101, wherein two ends of the base 1 are both provided with a fixing baffle 2 through fastening screws 6, the bottom of the fixing baffle 2 is provided with a bump matching with the sliding slot 101, in the embodiment, the sliding slot 101 is a dovetail slot, referring to fig. 2, the base 1 is provided with a plurality of fastening holes for the fastening screws 6 to be installed, the fixing baffle 2 is fastened on the base 1 through the fastening screws 6, the bump at the bottom is installed in the sliding slot 101, the base 1 is further slidably provided with two sliding stoppers 4 arranged oppositely, referring to fig. 3, the bottom of each sliding stopper 4 is provided with a bump matching with the sliding slot 101, the bump is also installed in the sliding slot 101, the sliding stopper 4 is further provided with a spring positioning hole 401, a stopper 3 and a cylindrical spring 5 are arranged between the sliding stopper 4 and the fixing baffle, stopper 3 plays limiting displacement to cylindricality spring 5, prevents that cylindricality spring 5 radial direction length overlength from taking place crooked phenomenon, the one end of cylindricality spring 5 is installed in spring locating hole 401, and the other end passes stopper 3 and is connected with fixed stop 2's tip, and cylindricality spring 5 is in compression state all the time in the measurement process, and stopper 3 also installs on base 1 through fastening screw, through the position of adjustment fixed stop 2 and stopper 3, can satisfy in the not unidimensional sample measuring needs.
When the fracture sample 7 needs to be measured, firstly, the fastening screws 6 on the fixed baffle 2 and the limiting block 3 are loosened, the positions of the limiting block 3 and the fixed baffle 2 are adjusted, and the fastening screws 6 are screwed after the positioning. Then place fracture sample 7 on the base between two slip dogs 4, make slip dog 4 slide along the dovetail towards the direction of compression cylindricality spring, cylindricality spring 5 atress compression produces bounce and makes slip dog support tightly the both ends of fracture sample to make the fracture of fracture sample 7 combine closely, can not rotate simultaneously. And finally, measuring the length of the broken sample by using a graduated scale.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any person skilled in the art can make any simple modification, equivalent change and modification to the above embodiments according to the technical spirit of the present invention without departing from the technical scope of the present invention.
Claims (5)
1. The utility model provides a tensile test elongation measures auxiliary device which characterized in that: the device comprises a base (1) provided with a sliding chute (101) along the length direction, two fixed baffles (2) which are oppositely arranged and slidably mounted on the base and are limited by a first locking piece, and two sliding stop blocks (4) which are oppositely arranged and slidably mounted on the base; a spring piece which is in a compression state and used for enabling the sliding stop block (4) to abut against a fracture sample (7) in the measuring process and a limiting block (3) which is installed on the base through a second locking piece and used for preventing the spring piece from being bent due to overlong in the radial direction are arranged between the adjacent fixed baffle (2) and the sliding stop block (4).
2. The tensile test elongation measurement aid according to claim 1, wherein: the sliding groove (101) is a dovetail groove.
3. The tensile test elongation measurement aid according to claim 1, wherein: the first locking piece is a fastening screw (6).
4. The tensile test elongation measurement aid according to claim 1, wherein: the spring piece is a cylindrical spring (5), and the cylindrical spring (5) penetrates through the limiting block (3).
5. The tensile test elongation measurement aid according to claim 1, wherein: the second locking piece is a fastening screw (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921085908.1U CN210513931U (en) | 2019-07-11 | 2019-07-11 | Tensile test elongation measurement auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921085908.1U CN210513931U (en) | 2019-07-11 | 2019-07-11 | Tensile test elongation measurement auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210513931U true CN210513931U (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921085908.1U Active CN210513931U (en) | 2019-07-11 | 2019-07-11 | Tensile test elongation measurement auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210513931U (en) |
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2019
- 2019-07-11 CN CN201921085908.1U patent/CN210513931U/en active Active
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