CN112304750A - Rope stretching testing device and rope stretching method thereof - Google Patents
Rope stretching testing device and rope stretching method thereof Download PDFInfo
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- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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Abstract
The invention discloses a rope stretching test device and a rope stretching method thereof, wherein the rope stretching test device comprises two rope fastening components and two rope stretching components which are oppositely arranged; each rope fastening part comprises a winding body, a first clamping body, a second clamping body and a fastening piece; the winding body comprises a first surface, a second surface and a third surface, the first surface is opposite to the second surface, the third surface is a first annular surface, an annular edge of a first end of the first annular surface is connected with an edge of the first surface, an annular edge of a second end of the first annular surface is connected with an edge of the second surface, and at least part of the first annular surface is a first winding area; the first clamping body is arranged on the first surface of the winding body and comprises a first clamping surface; the second clamping body is arranged on the first surface of the winding body and comprises a second clamping surface; the first clamping face is opposite to the second clamping face, and the first clamping body is fastened with the second clamping body through a fastening piece.
Description
Technical Field
The invention belongs to the field of tensile strength testing equipment, and relates to a rope stretching testing device and a rope stretching method thereof.
Background
In the process of oil exploitation, metal ropes, different oil wells and different procedures are usually used, the rated loads (namely tensile strength) which are required to be met by the metal ropes are different, and before engineering construction, a drawing instrument is required to perform a tensile test on the matched metal ropes so as to test the real tensile strength of the metal ropes.
Draw the one end of appearance and be the stiff end, the other end is tensile end, is fixed in the stiff end with metal rope's one end, is fixed in tensile end with metal rope's the other end, through progressively promoting and the record tensile dynamics tensile end, testable metal rope's tensile strength.
In the actual both ends to metal rope are fixed, as shown in fig. 1, two metal straight stick pieces have respectively at the both ends of drawing the appearance, and every end of metal rope is by centre gripping respectively between two metal straight stick pieces, in carrying out the tensile strength test to the metal rope that tensile strength is great, after tensile end applys great tensile dynamics, the tip of metal rope slips easily between two metal straight stick pieces, leads to experimental failure.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a rope tension testing device and a rope tension method thereof, which can enable the rope to be stressed more stably and not to fall off easily, and improve the success rate of tests.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a rope tension testing device comprises two rope fastening components arranged oppositely and a tension component used for applying tension to at least one rope fastening component to oppositely separate the two rope fastening components;
each rope fastening part comprises a winding body, a first clamping body, a second clamping body and a fastening piece;
the winding body comprises a first surface, a second surface and a third surface, the first surface is opposite to the second surface, the third surface is a first annular surface, an annular edge of a first end of the first annular surface is connected with an edge of the first surface, an annular edge of a second end of the first annular surface is connected with an edge of the second surface, and at least part of the first annular surface is a first winding area;
the first clamping body is arranged on the first surface of the winding body and comprises a first clamping surface;
the second clamping body is arranged on the first surface of the winding body and comprises a second clamping surface;
the first clamping face is opposite to the second clamping face, and the first clamping body is fastened with the second clamping body through a fastening piece.
Preferably, the first clamping body comprises a fourth surface and a second annular surface, the fourth surface is opposite to the second surface of the winding body, the annular edge of the first end of the second annular surface is connected with the first surface of the winding body, the annular edge of the second end of the second annular surface is connected with the edge of the fourth surface, the first semi-annular region of the second annular surface is used as the second winding region, and the second semi-annular region of the second annular surface is used as the first clamping surface of the first clamping body.
Further, at least one face of the first winding area and the second winding area is a groove-shaped concave face.
Still further, the groove-shaped concave surface is provided with a convex structure.
Preferably, at least one of the first clamping surface and the second clamping surface is an undulating surface.
Preferably, the stretching component comprises a first substrate, a second substrate, a power stretching device and a pre-tightening device;
the power stretching device is arranged on the first base body; the pre-tightening device is arranged on the second base body and used for pre-tightening the rope wound and fixed on the two rope fastening components;
the two rope fastening components are respectively arranged at the power stretching end of the power stretching device and the pre-tightening end of the pre-tightening device.
Furthermore, the pre-tightening device comprises a pull rod and a nut, the first end of the pull rod is connected with the winding body of the rope fastening part, a through hole is formed in the second base body, the second end of the pull rod penetrates through the through hole of the second base body, an external thread is arranged at the second end of the pull rod, the nut is screwed on the external thread, and the outer diameter of the nut is larger than the aperture of the through hole of the second base body.
Furthermore, the pre-tightening device comprises a rotary power output device arranged on the second base body, a winding body of one rope fastening component is connected with a rotary power output end of the rotary power output device, and the axis of the rotary power output end is connected with a winding body of the other rope fastening component.
According to the rope tensile testing device, the second clamping body comprises a fixed block and a movable block, and the movable block is positioned between the fixed block and the first clamping body;
the first clamping body is arranged in a first area of the first surface of the winding body;
the fixed block is arranged in a second area of the first surface of the winding body, and at least one threaded through hole pointing to the first clamping surface is formed in the fixed block;
the second clamping surface is located the first side of movable block, and the fastener includes at least one screw thread post, and the screw thread through-hole of deciding the piece is twisted in to the first end of screw thread post.
A rope stretching method based on the rope stretching testing device of any one of the above, comprising:
placing a first end of a rope between a first clamping body and a second clamping of a rope fastening part, fastening the first end of the rope between the first clamping body and the second clamping through a fastening part of the rope fastening part, and winding the first end of the rope on a first winding area of a winding body;
placing the second end of the rope between the first clamping body and the second clamping of the other rope fastening part, fastening the first end of the rope between the first clamping body and the second clamping by the fastening part of the rope fastening part, and winding the second end of the rope around the first winding area of the winding body;
the tensioning member is actuated to apply tension to at least one of the cord fastening members to oppositely separate the two cord fastening members.
Compared with the prior art, the invention has the following beneficial effects:
according to the device, the winding body is arranged, so that after two ends of the rope are wound by the winding body, the rope is clamped between the first clamping body and the second clamping body through the fastening piece, the first clamping surface and the second clamping surface are oppositely clamped, the two ends of the rope are stressed more stably and are not easy to fall off during a tensile test, and the success rate of the test is improved.
Furthermore, the fourth surface and the second annular surface of the first clamping body can enable the end part of the rope to be wound at least for one circle, so that the rope is more stable and is not easy to fall off.
Furthermore, the groove-shaped concave surface is arranged, so that the rope is not easy to fall off when being wound.
Furthermore, the groove-shaped concave surface is provided with a convex structure, so that the rope is not easy to fall off when being wound.
Further, at least one face in first clamping face and the second clamping face is the wave face, can be more firm to the rope centre gripping.
Further, the threaded column is used for abutting against a second side of the movable block between the first clamping body and the fixed block so as to keep the clamping of the first clamping surface relative to the clamping surface of the second clamping surface more firm.
The method of the invention is that a first end of a rope is placed between a first clamping body and a second clamping body of a rope fastening part, the first end of the rope is fastened between the first clamping body and the second clamping body of the rope fastening part through a fastening part of the rope fastening part, and the first end of the rope is wound in a first winding area of a winding body of the rope fastening part; placing the second end of the rope between the first clamping body and the second clamping of the other rope fastening member, fastening the first end of the rope between the first clamping body and the second clamping of the other rope fastening member by the fastening member of the other rope fastening member, and winding the second end of the rope around the first winding region of the winding body of the other rope fastening member; because the two ends of the rope are wound, the rope is more stable in stress and not easy to fall off, and the success rate of the test is improved.
Drawings
FIG. 1 is a schematic diagram of a prior art tension fixing for a metal cord;
fig. 2 is a schematic structural diagram of a rope tension testing device provided by an embodiment of the invention;
fig. 3 is a schematic diagram of a rope tension testing device for locking a rope according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a rope fastening portion of a rope tension testing device according to an embodiment of the present invention at a first viewing angle;
FIG. 5 is a schematic structural diagram of a rope fastening member of a rope tension testing device at a second perspective according to an embodiment of the present invention;
fig. 6 is a schematic view of another rope tension testing device for rope locking provided by an embodiment of the invention;
fig. 7 is a second perspective structural view of a rope fastening member of another rope tension testing device according to an embodiment of the present invention.
Wherein: 1-a rope; 2-groove-shaped concave surface; 3-lane cutting; 100-a rope fastening component; 110-a winding body; 111-a first side; 120-a first gripping body; 121-fourth face; 122-a second annular face; 130-a second gripping body; 131-fixing blocks; 132-a movable block; 140-a fastener; 141-a threaded post; 200-tensile member.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the objectives of the predetermined embodiments of the invention, the following detailed description will be made on the rope tension testing device and the rope tension method thereof according to the embodiments of the present invention, and the specific implementation manner, structure, features and effects thereof, with reference to the accompanying drawings and the preferred embodiments. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Fig. 2 is an embodiment of a rope tension testing device provided in the present invention, and referring to fig. 2, the rope tension testing device according to an embodiment of the present invention includes: two cord fastening members 100 disposed oppositely, and a tensile member 200 for applying a tensile force to at least one cord fastening member 100 to opposingly separate the two cord fastening members 100.
Each rope fastening member 100 includes: the winding body 110 comprises a first face 111, a second face and a third face, the first face 111 is opposite to the second face, the third face is a first annular face, an annular edge of a first end of the first annular face is connected with an edge of the first face 111, an annular edge of a second end of the first annular face is connected with an edge of the second face, and at least part of the first annular face is a first winding area; the first clamping body 120 is disposed on the first surface 111, and includes a first clamping surface; the second clamping body 130 comprises a second clamping surface, and the first clamping surface is arranged opposite to the second clamping surface; the fastening member 140 is used for fastening the first clamping body 120 and the second clamping body 130, and maintaining the clamping of the first clamping surface and the second clamping surface.
In the technical scheme provided by the embodiment of the invention, in the process of fastening the two ends of the rope 1 to the two rope fastening components 100 in the tensile test of the rope 1, the following steps are carried out: placing the first end of the rope 1 between the first clamping body 120 and the second clamping of one rope fastening member 100, fastening the first end of the rope 1 between the first clamping body 120 and the second clamping of one rope fastening member 100 by the fastening member 140 of one rope fastening member 100, and winding the first end of the rope 1 around the first winding region of the winding body 110 of one rope fastening member 100; placing the second end of the rope 1 between the first clamping body 120 and the second clamping of the other rope fastening part 100, fastening the first end of the rope 1 between the first clamping body 120 and the second clamping of the other rope fastening part 100 by the fastening member 140 of the other rope fastening part 100, and winding the second end of the rope 1 around the first winding region of the winding body 110 of the other rope fastening part 100; because the two ends of the rope 1 adopt the winding mode, the rope is more stable in stress and not easy to fall off, and the success rate of the test is improved.
In the above rope tension testing apparatus, as shown in fig. 3, the rope tension testing method includes:
winding the first end of the rope 1: the first end of the rope 1 is interposed between the first clamping body 120 and the second clamping body 130 of one rope fastening part 100, the first end of the rope 1 is fastened between the first clamping body 120 and the second clamping body 130 of one rope fastening part 100 by the fastening member 140 of one rope fastening part 100, and the first end of the rope 1 is wound around the first winding region of the winding body 110 of one rope fastening part 100.
Winding the second end of the rope 1: the second end of the string 1 is interposed between the first clamping body 120 and the second clamping body 130 of the other string fastening part 100, the first end of the string 1 is fastened between the first clamping body 120 and the second clamping body 130 of the other string fastening part 100 by the fastening member 140 of the other string fastening part 100, and the second end of the string 1 is wound around the first winding region of the winding body 110 of the other string fastening part 100.
The tensile force applied by the tensile part 200 is gradually lifted until the rope 1 is broken, and the tensile force applied by the tensile part 200 is taken as a test force value when the tensile is broken.
The fastening member 140 may be a bolt, and a bolt hole is formed on the first clamping body 120 and the second clamping body 130, and the bolt passes through the bolt hole, and the first clamping body 120 and the second clamping body 130 may be fastened by matching with a nut, however, in the implementation, the bolt hole and the first clamping surface and the second clamping surface need to be located at different thickness positions, thereby resulting in a thicker thickness of the first clamping body 120 and the second clamping body 130, and in order to further reduce the thickness thereof, in some embodiments, as shown in fig. 4 and 5, the second clamping body 130 includes a fixed block 131 and a movable block 132, the movable block 132 is located between the fixed block 131 and the first clamping body 120, and the first clamping body 120 is disposed at the first region of the first surface 111; the fixed block 131 is arranged in the second area of the first surface 111, and is provided with at least one threaded through hole pointing to the first clamping surface; the second clamping surface is located on a first side of the movable block 132, the fastening member 140 includes at least one threaded post 141, a first end of the threaded post 141 is screwed to the threaded through hole of the fixed block 131, and is configured to abut against a second side of the movable block 132 located between the first clamping body 120 and the fixed block 131, so as to maintain the clamping of the first clamping surface relative to the second clamping surface. In the fastening to rope 1, rope 1 is placed in between the first side of movable block 132 and the first clamping face of first clamping body 120, through locking screw post 141, be the second side that screw post 141 contradicts movable block 132 for the second clamping face of movable block 132 second side is drawn close to first clamping face, realizes the centre gripping to rope 1, because screw through-hole and rope 1, first clamping face, second clamping face are in same thickness height, make the holistic thickness of rope fastening part 100 thinner. In an embodiment, the number of the threaded columns 141 is the same as the number of the threaded through holes, such as two or three.
Wherein at least a partial region of the first winding region of one cord fastening member 100 is opposite to at least a partial region of the first winding region of the other cord fastening member 100. In the winding of the rope 1, the winding direction in which the first end of the rope 1 is wound around the winding body 110 of one rope fastening member 100 is opposite to the winding direction in which the second end of the rope 1 is wound around the winding body 110 of the other rope fastening member 100.
For a further rope fastening effect of the rope fastening member 100 on the end of the rope 1 in the elongation of the hoisting rope 1, in some embodiments, the first clamping body 120 comprises: a fourth surface 121 and a second annular surface 122, the fourth surface 121 and the second surface being opposite to each other, an annular edge of a first end of the second annular surface 122 being connected to the first surface 111, an annular edge of a second end of the second annular surface 122 being connected to an edge of the fourth surface 121, a first semi-annular region of the second annular surface 122 being a second winding region, and a second semi-annular region of the second annular surface 122 being the first clamping surface. In the winding process of the rope 1, as shown in fig. 6, in the winding step of the first end of the rope 1, the method further includes: winding the first end of the rope 1ss1 around the second winding region of the first clamping body 120 of one rope fastening member 100; in the winding step of the second end of the rope 1, the method further comprises the following steps: a second end of the rope 1 is wound around the second winding region of the first clamping body 120 of the other rope fastening member 100; in the winding process, the second winding region of the first clamping body 120 and the winding body 110 with the same outer diameter are utilized, so that the size of the winding region of the rope 1 is increased, and the fastening effect of the rope fastening member 100 on the rope 1 is further improved.
In a specific implementation, the first winding area and the second winding area are not limited to be straight cylindrical annular surfaces, and in order to facilitate the stable limiting rope 1, the first winding area and the second winding area may be concave annular surfaces with a small middle diameter and a large outer diameter, as shown in fig. 7, that is, at least one of the first winding area and the second winding area may also be a groove-shaped concave surface 2. Further, the groove-shaped concave surface 2 can be provided with a convex structure. For example, the protruding structure is a multi-point protrusion, or a cross lane 3.
Similarly, the first clamping surface and the second clamping surface are not limited to be flat surfaces, and in order to improve the clamping effect, at least one of the first clamping surface and the second clamping surface may be a wavy surface, that is, the rope 1 clamped between the first clamping surface and the second clamping surface is in a wavy shape, so that the clamping effect is better.
Generally, the stretching member 200 includes a first base body, a second base body, and a power stretching device, the power stretching device generally employs a hydraulic cylinder, the stretching direction of the stretching cylinder of the hydraulic cylinder is the same as the stretching direction, in an actual stretching test, after the rope 1 is wound and fixed on the two rope fastening members 100, the rope 1 is generally a metal rope 1, after the rope 1 is artificially wound and fixed, the rope is actually in a loose state, and the metal rope 1 needs to be pre-tensioned by controlling the displacement contraction of the stretching cylinder on the stretching cylinder, so that the required stretching distance of the hydraulic cylinder is large. In some embodiments provided herein, the tension member 200 further comprises a pretensioning device; the power stretching device is arranged on the first base body; a rope fastening member 100 is provided at the power stretching end of the power stretching unit; another rope fastening part 100 is arranged at the pretensioning end of the pretensioning device; the pre-tightening device is provided on the second base body, and is used for pre-tightening the rope 1 wound and fixed on the two rope fastening members 100. After artificial winding and fixing, the metal rope 1 can be pre-tensioned by the pre-tensioning device, and after pre-tensioning, the metal rope 1 is subjected to a tensile test by the power tensile device, so that the metal rope does not need to be provided with a large tensile stroke by the power tensile device.
In one embodiment of the pretensioning device, as shown in fig. 2, the pretensioning device comprises a pull rod and a nut, wherein a first end of the pull rod is connected with the winding body 110 of the other rope fastening member 100, a second end of the pull rod passes through the through hole of the second base body, the second end of the pull rod is provided with an external thread, the nut is screwed on the external thread, and the external diameter of the nut is larger than the aperture of the through hole of the second base body. When the metal rope 1 needs to be pre-tightened, the nut is screwed to apply force to the second base body, the pull rod is displaced in the through hole of the second base body under the action of the counterforce, and the rope 1 is tightened.
In another embodiment of the pretensioning device, the pretensioning device comprises a rotary power take-off arranged on the second base body, the winding body 110 of the further rope fastening part 100 is connected to a rotary power take-off of the rotary power take-off, the axis of the rotary power take-off being connected to the winding body 110 of the further rope fastening part 100. In the case where the metal rope 1 needs to be tightened, the rotational power output device is controlled to output the rotational power to rotate the rope fastening member 100 of the other rope fastening member 100 in the direction opposite to the winding direction of the rope 1 wound around the rope fastening member 100 of the other rope fastening member 100, whereby the rope 1 can be tightened.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
It will be appreciated that the relevant features of the devices described above may be referred to one another. In addition, "first", "second", and the like in the above embodiments are for distinguishing the embodiments, and do not represent merits of the embodiments.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, various features of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects. However, the disclosed apparatus should not be construed to reflect the intent as follows: that the invention as claimed requires more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of this invention.
Those skilled in the art will appreciate that the components of the apparatus of the embodiments may be adapted and arranged in one or more arrangements different from the embodiments. The components of the embodiments may be combined into one component and, in addition, they may be divided into a plurality of sub-components. All of the features disclosed in this specification, and all of the components of any apparatus so disclosed, may be combined in any combination, except combinations where at least some of such features are mutually exclusive. Each feature disclosed in this specification may be replaced by an alternative feature serving the same, equivalent or similar purpose, unless expressly stated otherwise.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the following claims, any of the claimed embodiments may be used in any combination. The various component embodiments of the present invention may be implemented in hardware, or in a combination thereof.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or components not listed in a claim. The word "a" or "an" preceding a component or element does not exclude the presence of a plurality of such components or elements. The invention may be implemented by means of an apparatus comprising several distinct elements. In the claims enumerating several means, several of these means may be embodied by one and the same item. The usage of the words first, second and third, etcetera do not indicate any ordering. These words may be interpreted as names.
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 simple modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.
Claims (10)
1. A rope tension test device, characterized by comprising two rope fastening parts (100) arranged oppositely and a tension part (200) for applying tension to at least one rope fastening part (100) to oppositely separate the two rope fastening parts (100);
each rope fastening part (100) comprises a winding body (110), a first clamping body (120), a second clamping body (130) and a fastening piece (140);
the winding body (110) comprises a first face (111), a second face and a third face, wherein the first face (111) is opposite to the second face, the third face is a first annular face, an annular edge of a first end of the first annular face is connected with an edge of the first face (111), an annular edge of a second end of the first annular face is connected with an edge of the second face, and at least part of the first annular face is a first winding area;
the first clamping body (120) is arranged on the first surface (111) of the winding body (110), and the first clamping body (120) comprises a first clamping surface;
the second clamping body (130) is arranged on the first surface (111) of the winding body (110), and the second clamping body (130) comprises a second clamping surface;
the first clamping surface and the second clamping surface are arranged oppositely, and the first clamping body (120) and the second clamping body (130) are fastened through a fastening piece (140).
2. The rope tension test device according to claim 1, wherein the first clamping body (120) comprises a fourth surface (121) and a second annular surface (122), the fourth surface (121) is opposite to the second surface of the winding body (110), the annular edge of the first end of the second annular surface (122) is connected with the first surface (111) of the winding body (110), the annular edge of the second end of the second annular surface (122) is connected with the edge of the fourth surface (121), the first half-ring area of the second annular surface (122) serves as the second winding area, and the second half-ring area of the second annular surface (122) serves as the first clamping surface of the first clamping body (120).
3. Rope tension testing device according to claim 2, characterized in that at least one face of the first winding area and the second winding area is a groove-shaped concave (2).
4. Rope tension testing device according to claim 3, characterized in that the groove-shaped concavity (2) has a convex structure thereon.
5. The rope tension testing device of claim 1, wherein at least one of the first clamping surface and the second clamping surface is a wavy surface.
6. Rope tension testing device according to claim 1, characterized in that the tension member (200) comprises a first base body, a second base body, a dynamic tension device and a pretensioning device;
the power stretching device is arranged on the first base body; the pre-tightening device is arranged on the second base body and is used for pre-tightening the rope (1) which is wound and fixed on the two rope fastening components (100);
the two rope fastening components (100) are respectively arranged at the power stretching end of the power stretching device and the pre-tightening end of the pre-tightening device.
7. The rope tension testing device according to claim 6, wherein the pre-tightening means comprises a pull rod and a nut, a first end of the pull rod is connected to a winding body (110) of one rope fastening member (100), a through hole is formed in the second base body, a second end of the pull rod passes through the through hole of the second base body, the second end of the pull rod has an external thread, the nut is screwed on the external thread, and the outer diameter of the nut is larger than the diameter of the through hole of the second base body.
8. Rope tension testing device according to claim 6,
the pre-tightening device comprises a rotary power output device arranged on the second base body, a winding body (110) of one rope fastening component (100) is connected with a rotary power output end of the rotary power output device, and the axis of the rotary power output end is connected with the winding body (110) of the other rope fastening component (100).
9. Rope tension testing device according to any one of claims 1-8, characterized in that the second gripping body (130) comprises a stationary block (131) and a movable block (132), the movable block (132) being located between the stationary block (131) and the first gripping body (120);
the first clamping body (120) is arranged in a first area of the first surface (111) of the winding body (110);
the fixed block (131) is arranged in a second area of the first surface (111) of the winding body (110), and at least one threaded through hole pointing to the first clamping surface is formed in the fixed block (131);
the second clamping surface is located on a first side of the movable block (132), the fastener (140) comprises at least one threaded column (141), and a first end of the threaded column (141) is screwed to the threaded through hole of the fixed block (131).
10. A method for stretching a rope based on the rope tension test apparatus according to any one of claims 1 to 9, comprising:
placing a first end of a rope (1) between a first clamping body (120) and a second clamping of a rope fastening member (100), fastening the first end of the rope (1) between the first clamping body (120) and the second clamping by a fastening member (140) of the rope fastening member (100), and winding the first end of the rope (1) in a first winding region of a winding body (110);
placing the second end of the rope (1) between the first clamping body (120) and the second clamping of the other rope fastening member (100), fastening the first end of the rope (1) between the first clamping body (120) and the second clamping by the fastening member (140) of the rope fastening member (100), and winding the second end of the rope (1) around the first winding region of the winding body (110);
the tensile member (200) is actuated to apply a tensile force to at least one of the cord fastening members (100) to opposingly separate the two cord fastening members (100).
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Citations (4)
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JP2005042435A (en) * | 2003-07-23 | 2005-02-17 | Kozai Steel:Kk | Rope clip |
CN205941195U (en) * | 2016-08-23 | 2017-02-08 | 中国建材检验认证集团股份有限公司 | Clamp |
CN108190616A (en) * | 2018-01-26 | 2018-06-22 | 郑州拽亘电子科技有限公司 | A kind of cable pulling device |
CN211528052U (en) * | 2019-10-30 | 2020-09-18 | 中汽研(天津)汽车工程研究院有限公司 | Static and dynamic tensile testing device for fabric material |
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2020
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JP2005042435A (en) * | 2003-07-23 | 2005-02-17 | Kozai Steel:Kk | Rope clip |
CN205941195U (en) * | 2016-08-23 | 2017-02-08 | 中国建材检验认证集团股份有限公司 | Clamp |
CN108190616A (en) * | 2018-01-26 | 2018-06-22 | 郑州拽亘电子科技有限公司 | A kind of cable pulling device |
CN211528052U (en) * | 2019-10-30 | 2020-09-18 | 中汽研(天津)汽车工程研究院有限公司 | Static and dynamic tensile testing device for fabric material |
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