CN211477824U - Wire straightening device for calibrating gauge length of wire monofilament tensile test - Google Patents
Wire straightening device for calibrating gauge length of wire monofilament tensile test Download PDFInfo
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- CN211477824U CN211477824U CN201921733859.8U CN201921733859U CN211477824U CN 211477824 U CN211477824 U CN 211477824U CN 201921733859 U CN201921733859 U CN 201921733859U CN 211477824 U CN211477824 U CN 211477824U
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Abstract
The embodiment of the application discloses a wire coalignment that is used for wire monofilament tensile test scale distance to markd includes: the device comprises an object stage, a fixed baffle, a movable baffle and a positioning bolt; the fixed baffle is arranged on one side of the objective table and is used for restraining the single wires when the single wires of the conducting wires are straightened; the device is used as a placing platform for the single wires of the conducting wires in the process of aligning the single wires of the conducting wires and calibrating the original gauge length; the object stage is provided with a bolt hole, the movable baffle plate is provided with an opening corresponding to the bolt hole, and the positioning bolt penetrates through the movable baffle plate and is connected to the bolt hole of the object stage and used for applying uniform force to the monofilaments in the wire monofilament straightening process; the moving baffle is pushed to apply force to the conductor monofilament and play a role in fixing.
Description
Technical Field
The application relates to the field of mechanical property detection of wires, in particular to a wire straightening device for calibrating an original gauge length of a wire monofilament tensile test.
Background
When a mechanical property detection test is performed on a lead, the elongation after fracture of a lead monofilament is an important measurement index, but the monofilament lead is bent because the monofilaments of the lead are twisted with each other. When the original gauge length calibration is carried out, the monofilament wires need to be manually aligned, but the manually aligned wires are often inaccurate, and the alignment of the steel wires is difficult.
The mechanical properties should be consistent or similar for all laboratory results, and the influence of aggregation factors on the experimental results can be reduced to the maximum extent by using standard test pieces. The mechanical properties of the material refer to the mechanical characteristics of the material when the material is subjected to various external loads (tensile, compressive, bending, torsional, impact, alternating stress and the like) under different environments (temperature, medium and humidity).
The application provides a wire straightening device for calibrating an original gauge length of a wire monofilament tension test, which aims to solve the problems of inaccuracy in calibrating the original gauge length of the monofilament and difficulty in straightening during the wire tension test.
SUMMERY OF THE UTILITY MODEL
The application provides a wire straightening device for calibrating an original gauge length of a wire monofilament tension test, which aims to solve the problems of inaccuracy in calibrating the original gauge length of the monofilament and difficulty in straightening during the wire tension test.
The application provides a wire coalignment that is used for wire monofilament tensile test scale distance to markd, includes: the device comprises an object stage, a fixed baffle, a movable baffle and a positioning bolt; the fixed baffle plate is arranged on one side of the objective table, the objective table is provided with a bolt hole, the movable baffle plate is provided with a hole corresponding to the bolt hole, and the positioning bolt penetrates through the movable baffle plate and is connected to the bolt hole of the objective table.
Furthermore, the number of the bolt holes formed in the objective table is the same as the number of the positioning bolts, and the size of the bolt holes corresponds to the size of the positioning bolts.
Furthermore, the object stage, the fixed baffle and the movable baffle are made of transparent materials, and when the movable baffle is in contact with the bent wire, the shape change of the contact position of the wire and the movable baffle is easy to observe.
Furthermore, the inner face of the opening of the movable baffle is provided with an internal thread, the positioning bolt is provided with a corresponding external thread, and the rotation of the positioning bolt drives the movable baffle to move forwards or backwards.
Further, when the original scale distance is calibrated, the original scale distance is selected, and the wires at the two original scale distances are marked.
The application relates to a working mode of a wire straightening device for calibrating a wire monofilament tensile test gauge length:
the bent wire monofilament wire is placed on the stage and against the fixed stop.
The movable baffle is moved forwards by adjusting the positioning bolts uniformly, and when the movable baffle is contacted with the bent wire, the contact position of the wire and the movable baffle is observed. The movable baffle plate uniformly applies force to the single-wire lead by adjusting a plurality of positioning bolts until the bent lead is aligned, and the lead is fixed.
The beneficial effect of this application: the movable baffle is uniformly dragged by adjusting a plurality of positioning bolts to move forwards, the objective table, the fixed baffle and the movable baffle are made of transparent materials, when the movable baffle is in contact with a bent wire, the contact position of the wire and the movable baffle is easy to observe, after a tensile test is finished, a broken wire fracture is aligned on the objective table and abuts against the fixed baffle, the movable baffle is uniformly dragged by adjusting the plurality of positioning bolts to move forwards until the wire is fixed, the distance between two marks on the wire is measured by a vernier caliper, the distance is the mark distance after the wire is broken, and the elongation after the wire is broken is further calculated; therefore, the problems of inaccurate calibration and difficult alignment of the original gauge length of the monofilament during the wire tensile test are solved.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.
Fig. 1 is a schematic structural diagram of a wire straightening device for calibrating a gauge length in a wire monofilament tensile test according to the present application;
the device comprises a carrier, an object stage, a fixed baffle, a movable baffle and a positioning bolt, wherein the object stage is 1, the fixed baffle is 2, the movable baffle is 3, and the positioning bolt is 4.
Detailed Description
The application provides a wire straightening device for calibrating an original gauge length of a wire monofilament tension test, which aims to solve the problems of inaccuracy in calibrating the original gauge length of the monofilament and difficulty in straightening during the wire tension test.
The application provides a wire coalignment that is used for wire monofilament tensile test scale distance to markd, includes: the device comprises an object stage 1, a fixed baffle 2, a movable baffle 3 and a positioning bolt 4; the fixed baffle 2 is arranged on one side of the objective table 1 and is placed at a right angle with the objective table 1, and the lead is placed in the right angle, so that the lead is convenient to fix; the objective table 1 is provided with a bolt hole, the movable baffle 3 is provided with an opening corresponding to the bolt hole, and the positioning bolt 4 penetrates through the movable baffle 3 and is connected to the bolt hole of the objective table 1; the position of the movable baffle 3 is determined, so that the movable baffle can only move back and forth to realize the straightening operation of the lead, and the movable baffle 3 uniformly applies pressure to the lead downwards through the movement of the positioning bolt 4.
Furthermore, the number of the bolt holes arranged on the objective table 1 is the same as the number of the positioning bolts, and the size of the bolt holes corresponds to the size of the positioning bolts.
Furthermore, the object stage 1 or the fixed baffle 2 or the movable baffle 3 is provided with equidistant marks which are used as original scale distance calibration references during the wire monofilament tensile test, and the object stage 1, the fixed baffle 2 and the movable baffle 3 are made of transparent materials, so that an operator can observe the tensile and straightening conditions of the wires conveniently.
Furthermore, the inner surface of the opening of the movable baffle 3 is provided with an internal thread, the positioning bolt 4 is provided with a corresponding external thread, and the rotation of the positioning bolt drives the movable baffle to move forwards or backwards.
Further, when the original scale distance is calibrated, the original scale distance is selected, and the wires at the two original scale distances are marked.
The application relates to a working mode of a wire straightening device for calibrating a wire monofilament tensile test gauge length:
the bent wire monofilament is placed on the objective table 1 and is tightly attached to the right angle formed by the fixed baffle 2 and the objective table 1.
By adjusting the plurality of positioning bolts 4 to uniformly move the movable baffle forward, when the movable baffle 3 is contacted with the bent wire, the contact position of the wire and the movable baffle is observed. The movable baffle 3 uniformly applies force to the single-wire conductor by adjusting a plurality of positioning bolts 4 until the bent conductor is aligned, and the conductor is fixed.
Example (b):
a wire straightening device for calibrating the wire monofilament tension test gauge length comprises: the device comprises an object stage 1, a fixed baffle 2, a movable baffle 3 and a positioning bolt 4; the fixed baffle 2 is arranged on one side of the objective table 1 and is placed at a right angle with the objective table 1, and the lead is placed in the right angle, so that the lead is convenient to fix; the objective table 1 is provided with a bolt hole, the movable baffle 3 is provided with an opening corresponding to the bolt hole, and the positioning bolt 4 penetrates through the movable baffle 3 and is connected to the bolt hole of the objective table 1; the position of the movable baffle 3 is fixed, so that the movable baffle can only move back and forth, the straightening operation of the lead is realized, and the movable baffle 3 uniformly applies pressure to the lead downwards through the movement of the positioning bolt 4.
Furthermore, the number of the bolt holes arranged on the object stage 1 is the same as the number of the positioning bolts, the size of the bolt holes corresponds to the size of the positioning bolts, and four positioning bolts 4 are arranged in the embodiment, so that four bolt holes are arranged on the object stage 1 and the movable baffle 3.
Furthermore, the object stage 1 or the fixed baffle 2 or the movable baffle 3 is provided with equidistant marks which are used as original scale distance calibration references during the wire monofilament tensile test, and the object stage 1, the fixed baffle 2 and the movable baffle 3 are made of transparent materials, so that an operator can observe the tensile and straightening conditions of the wires conveniently.
Furthermore, the inner surface of the opening of the movable baffle 3 is provided with an internal thread, the positioning bolt is provided with a corresponding external thread, and the rotation of the positioning bolt 4 drives the movable baffle 3 to move forwards or backwards.
Further, when the original gauge length is calibrated, selecting the original gauge length, and marking the wires at the two original gauge lengths, wherein the original gauge length of the embodiment is selected to be 100mm, and the positions of the wires corresponding to the two 100mm marks are marked, and at the moment, the original gauge length between the two marks on the wires is 100 mm; if the original gauge length is 200mm, marking the positions of the wires corresponding to the two 200mm marks, wherein the original gauge length between the two marks on the wires is 200 mm.
The bent wire monofilament wire is placed on the stage 1 and lies snugly against the fixed stop 2 at a right angle to the stage 1.
The movable baffle is uniformly pushed to move forwards by adjusting the four positioning bolts 4, and when the movable baffle is contacted with the bent wire, the contact position of the wire on the movable baffle is observed. The four positioning bolts 4 are adjusted to enable the movable baffle 3 to uniformly apply force to the single-wire lead until the bent lead is aligned, and the lead is fixed.
After the tensile test is finished, aligning the broken wire fracture on the objective table 1 and abutting against the fixed baffle 2, and adjusting four positioning bolts 4 to uniformly drag the movable baffle 3 to move forwards until the wire is fixed.
And measuring the distance between the two marks on the wire by using a vernier caliper, wherein the distance is the gauge length after the wire is broken. And calculating the elongation after fracture of the wire.
The movable baffle 3 is uniformly dragged by adjusting a plurality of positioning bolts 4 to move forwards, the objective table 1, the fixed baffle 2 and the movable baffle 3 are made of transparent materials, when the movable baffle 3 is contacted with a bent wire, the contact position of the wire and the movable baffle 3 is easy to observe, after a tensile test is finished, a broken wire fracture is aligned on the objective table 1 and is close to the fixed baffle 2, the movable baffle 3 is uniformly dragged by adjusting a plurality of positioning bolts 4 to move forwards until the wire is fixed, the distance between two marks on the wire is measured by a vernier caliper, the distance is a gauge length after the wire is broken, and the elongation after the wire is further calculated; therefore, the problems of inaccurate calibration and difficult alignment of the original gauge length of the monofilament during the wire tensile test are solved.
Claims (4)
1. A wire straightening device for calibrating the gauge length of a wire monofilament tensile test is characterized by comprising: the device comprises an object stage (1), a fixed baffle (2), a movable baffle (3) and a positioning bolt (4); the fixed baffle (2) is arranged on one side of the objective table (1) and is perpendicular to the objective table (1); objective table (1) is provided with the bolt hole, be equipped with on movable baffle (3) with the trompil that the bolt hole corresponds, positioning bolt (4) penetrate movable baffle (3) and connect on the bolt hole of objective table (1).
2. The wire straightening device for the wire monofilament tensile test gauge length calibration according to claim 1, wherein the number of the bolt holes arranged on the object stage (1) is the same as the number of the positioning bolts, and the size of the bolt holes corresponds to the size of the positioning bolts.
3. The wire straightening device for calibrating the gauge length of the wire monofilament tension test according to claim 1, wherein equidistant marks are arranged on the object stage (1) or the fixed baffle (2) or the movable baffle (3) and are used as an original gauge length calibration reference during the wire monofilament tension test, and the object stage (1), the fixed baffle (2) and the movable baffle (3) are made of transparent materials.
4. The wire straightening device for the wire monofilament tensile test gauge length calibration according to claim 1, wherein an internal thread is arranged on the inner surface of the opening of the movable baffle (3), a corresponding external thread is arranged on the positioning bolt (4), and the rotation of the positioning bolt (4) drives the movable baffle (3) to move forward or backward.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921733859.8U CN211477824U (en) | 2019-10-18 | 2019-10-18 | Wire straightening device for calibrating gauge length of wire monofilament tensile test |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921733859.8U CN211477824U (en) | 2019-10-18 | 2019-10-18 | Wire straightening device for calibrating gauge length of wire monofilament tensile test |
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CN211477824U true CN211477824U (en) | 2020-09-11 |
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CN201921733859.8U Active CN211477824U (en) | 2019-10-18 | 2019-10-18 | Wire straightening device for calibrating gauge length of wire monofilament tensile test |
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2019
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