CN107956176B - A kind of preparation method of the rope of asymmetric display pulling force - Google Patents
A kind of preparation method of the rope of asymmetric display pulling force Download PDFInfo
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- CN107956176B CN107956176B CN201711250653.5A CN201711250653A CN107956176B CN 107956176 B CN107956176 B CN 107956176B CN 201711250653 A CN201711250653 A CN 201711250653A CN 107956176 B CN107956176 B CN 107956176B
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- pulling force
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/14—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable
- D07B1/145—Ropes or cables with incorporated auxiliary elements, e.g. for marking, extending throughout the length of the rope or cable comprising elements for indicating or detecting the rope or cable status
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B1/00—Constructional features of ropes or cables
- D07B1/16—Ropes or cables with an enveloping sheathing or inlays of rubber or plastics
- D07B1/162—Ropes or cables with an enveloping sheathing or inlays of rubber or plastics characterised by a plastic or rubber enveloping sheathing
Abstract
The present invention relates to rope technique fields, and in particular to a kind of preparation method of the rope of asymmetric display pulling force.The preparation method of the rope includes selection rope main body, outside rope main body clad is arranged, and on clad selected reference line and zero pulling force index line is arranged, fix outside clad transparent display layer and a plurality of pulling force index line is arranged on display layer.The advantages that rope of this method preparation has the size that can show pulling force compared with conventional rope, convenient for production, simple and reliable.Do not have to carrying precision instrument when use to be convenient to apply predetermined pull, saves manpower and material resources, while can also be to avoid the precision instrument for losing test pulling force in construction.
Description
Technical field
The present invention relates to rope technique fields, and in particular to a kind of preparation method of the rope of asymmetric display pulling force.
Background technique
Rope is common article in daily life and projects.Rope in actual use, in certain applications
Field generally requires to apply scheduled tension to rope.For example, in textile mills, whether workshop building or textile mills
In practical application, it is related to much needing the place using rope.In certain occasions, need to apply rope certain predetermined tension
So that rope is in tensioning state.And predetermined tension cannot arbitrarily apply sometimes for applying according to setting value.Therefore, usually
It needs to measure pre-tension using precision instrument when applying predetermined tension to rope.But certain occasions, it has not been convenient to make
Entreprise cost is virtually increased moreover precision instrument is also more expensive with precision instrument.For another example, in rural area, electric power
Electric wire is fixed on the top of electric wire stake and realizes long-distance sand transport by conveying often by spaced electric wire stake.And
In the installation process of electric wire stake, generally requiring setting has the drag-line of certain pulling force and holds electric wire stake and fall to avoid electric wire stake
Under.During this, the pulling force of the measurement drag-line such as accurate instrument is often required to use to correspond to actual needs.However, these
Often volume is larger or not Portable belt for accurate instrument.For example, worker is when using wireline operation, operating environment may be mountain
The positions such as slope, high-altitude.In these local operations, if equipment entrained by workpeople can be reduced to the greatest extent, work can be greatly reduced
The burden of people saves physical strength.As a result, when using rope, how predetermined tension is applied to rope, but do not carry pulling force inspection
The problem of measurement equipment is a long-standing problem workpeople.
Summary of the invention
For the prior art there are above-mentioned technical problem, the present invention provides the rope and its system of a kind of asymmetric display pulling force
Preparation Method directly displays the size of pulling force by observing to the elongation of rope during rope application pulling force.
The present invention to achieve the above object and the technical solution adopted is that: a kind of rope of asymmetric display pulling force, including
Rope main body, clad and display layer；It is characterized by: rope main body is coated with clad, one is provided with outside clad
The display layer of measured length；Relative displacement does not occur between clad and rope main body；Close to one on the length direction of display layer
Side edge position is provided with fixed base, fixes display layer and clad in fixed base position, does not occur that it whole
Relative displacement；Relative displacement does not occur between clad and rope main body, clad can be with fixed base with the aobvious of outer portion
Show that relative displacement occurs for layer；It is another on the length direction far from fixed base using fixed base as directrix on display layer
Side edge direction, the first pulling force being disposed with around display layer show that line, the second pulling force show that line, third pulling force are shown
Line, the 4th pulling force show that line, the 4th pulling force show that line is another side of the separate fixed base on display layer length direction
The edge line of edge；Another side edge using fixed base as directrix on clad, on the length direction far from fixed base
Direction is provided with zero pulling force and shows line；Zero pulling force shows that line is located at fixed base and the first pulling force is shown between line；Display layer is
Transparent material is made, in order to observe the position that pulling force shows line.
Preferably, transparent protective layer can also be set outside display layer, and to protect a plurality of pulling force to show, line is not worn away.
Preferably, clad is made of rubber.Because the mode that twisting is usually used in wirerope twists more steel wires
It closes, thus the surface of rope main body is usually rough, is unfavorable for the label that pulling force shows line.Therefore, in rope
Clad (preferably rubber material is made) is arranged in the outside of main body, and makes it that relative displacement not occur with rope main body, with benefit
Show wire tag on clad in pulling force.Certainly, if the surface of rope main body can conveniently set up pulling force and show line, then
It can be omitted clad, directly display layer be arranged outside rope main body, and correspondingly adjust the rope of asymmetric display pulling force
Structure and following determining pulling force show the corresponding Terminology in the method for line position, but essential idea is constant.
Preferably, the 4th pulling force show line, third pulling force show line, the second pulling force show line, the first pulling force show line with
And zero pulling force show line be different colours, in order to intuitively distinguish pulling force size；It is further preferred that the 4th pulling force shows that line is
Black, third pulling force show that line is red, the second pulling force show line be it is orange, the first pulling force shows that line is yellow, and zero pulling force is aobvious
Timberline is blue.
Preferably, the 4th pulling force shows that line is cord break strength display line, and third pulling force shows that line is 80% cord break
Strength display line, the second pulling force show that line is 50% cord break strength display line, and the first pulling force shows that line is 20% cord break
Strength display line, zero pulling force show display line when line be pulling force is zero.That is, in the asymmetric rope for showing pulling force in pulling force
Under effect, when zero pulling force display line is subjected to displacement with the effect of pulling force in rope lengths direction and shows line with the first pulling force
When coincidence, then it represents that the value of thrust born on the rope of asymmetric display pulling force is the first pulling force.And so on, when zero pulling force is aobvious
Timberline is with the effect of pulling force and when rope lengths direction is subjected to displacement and shows that line is overlapped with the second pulling force, then it represents that non-right
Show that the value of thrust born on the rope of pulling force is referred to as the second pulling force；When zero pulling force shows line with the effect of pulling force and in rope
When length direction is subjected to displacement and shows that line is overlapped with third pulling force, then it represents that the drawing born on the rope of asymmetric display pulling force
Force value is third pulling force；When zero pulling force display line is subjected to displacement with the effect of pulling force in rope lengths direction and is drawn with the 4th
When power shows that line is overlapped, then it represents that the value of thrust born on the rope of asymmetric display pulling force is the 4th pulling force.
Preferably, a plurality of pulling force for indicating different pulling force sizes of setting can be selected to show line according to actual needs, more
Preferably, a plurality of pulling force is shown that line is provided directly as the form of graduated scale, convenient for directly reading the pulling force born on rope.
It is following to show that the position of line and zero pulling force on clad show that the position of line passes through for each pulling force on display layer
Method determines, the specific steps are as follows:
1) the rope main body and clad for being used to prepare the rope of asymmetric display pulling force are chosen, rope main body is coated with
Clad；Intercepted into the different test rope of 15-20 segment length；
2) the test rope that 4 equal lengths are taken under each length is setting test rope using universal testing machine
Extension test is carried out under tensile speed, until testing fracture of rope；It records tensile load and tests the relation curve and number of rope length degree
According to；
3) relation curve and data for the tensile load and test rope length degree that step 2 is obtained using mathematical analysis software
Analytical calculation is carried out, obtains tensile load-extension curve of test rope, and fit tensile load-elongation relationship number
Learn formula；
4) by the first pulling force F of test rope1, the second pulling force F2, third pulling force F3, the 4th pulling force F4Step 3) is substituted into respectively
In obtained tensile load-elongation relationship mathematical formulae, the elongation X of the test rope of corresponding pulling force is obtained1、X2、X3、X4；
5) display layer of certain length is chosen, fixed base and the 4th pulling force show that the distance between line is L, the 4th pulling force
Showing that line is shown with zero pulling force is L at a distance from line4, to show that line and zero pulling force are shown be L at a distance from line to third pulling force3, the second pulling force
Showing that line is shown with zero pulling force is L at a distance from line2, to show that line and zero pulling force are shown be L at a distance from line to the first pulling force1；According to (L-
L4) × (1+X4)=L, i.e., in the rope of asymmetric display pulling force, zero pulling force shows the region between line and fixed base the 4th
Length after stretching under the action of pulling force should be equal to fixed base and the 4th pulling force shows the distance between line L, obtain through calculating
L4=(LX4/(1+X4));Similarly, L3=(LX3/(1+X3)); L2=(LX2/(1+X2)), L1=(LX1/(1+X1))。
Further, the 4th pulling force is shown that line selection is selected as black, third pulling force shows that line selection is selected as red, the second pulling force
It is orange to show that line selection is selected as, the first pulling force shows that line selection is selected as yellow, and zero pulling force shows that line is blue.In asymmetric display pulling force
Rope when non-stretched, zero pulling force on clad shows that line is located between the first pulling force display line and fixed base；When non-
First pulling force of the rope of symmetrical display pulling force yellow in a stretched state shows that zero pulling force on line and clad shows line weight
When conjunction, indicate that the pulling force of rope is the first pulling force F1;Similarly, when the rope of asymmetric display pulling force is orange in a stretched state
When second pulling force shows that line shows that line is overlapped with zero pulling force on clad, indicate that the pulling force of rope is the second pulling force F2；When non-
Red third pulling force shows that zero pulling force on line and clad shows line weight to the rope of symmetrical display pulling force in a stretched state
When conjunction, indicate that the pulling force of rope is third pulling force F3.If selecting third pulling force for safe load value of thrust, the 4th pulling force is rope
Ultimate strength, then when the rope of asymmetric display pulling force in a stretched state, zero pulling force on clad shows that line is located at the
It when three pulling force show that line and the 4th pulling force are shown between line, indicates that rope is on the verge of to be broken, bigger drawing cannot be applied to rope again
Power.
Further, a kind of preparation method of the rope of asymmetric display pulling force is provided, is included the following steps:
1) rope main body is selected, clad is set outside rope main body, makes to occur between clad and rope main body
Relative displacement；
2) the selected reference line on clad, while the transparent display layer of selected certain length, and in the length of display layer
One side edge position is provided with fixed base on degree direction；Separate fixed base on the length direction of display layer it is another
The edge line of one side edge is that the 4th pulling force shows that line, the 4th pulling force show that line is L at a distance from reference line；
3) zero pulling force delimited on clad and shows line, and the first pulling force successively delimited on display layer and shows that line, second are drawn
Power shows that line, third pulling force show line；
4) display layer is arranged outside clad, is overlapped the fixed base of display layer with the reference line on clad, and
Display layer and clad are fixed in fixed base position, it is made not occur whole relative displacement, but clad can with it is solid
Determine baseline and relative displacement is occurred with the display layer of outer portion；The rope of asymmetric display pulling force is obtained therefrom.
It is highly preferred that transparent protective layer can also be arranged outside display layer, to protect a plurality of pulling force to show, line is not ground
Fall.
Beneficial effects of the present invention:
The beneficial effects of the present invention are: the present invention provides a kind of ropes and preparation method thereof of asymmetric display pulling force.
This can apply scheduled tension to rope without using pull test instrument during tubing sections.It is simple and reliable,
Reduce worker and carry the equipment such as accurate tension tester in operation, saves physical strength.For example, when will be this asymmetric aobvious
When showing that the rope of pulling force is used as the drag-line of electric wire stake, the first pulling force is set as required predetermined pull value, it is right when construction operation
The rope of this asymmetric display pulling force carries out application pulling force, when the first pulling force shows that zero pulling force on line and clad shows line
When coincidence, that is, it can determine that the pulling force that drag-line applies be predetermined pull value.This greatly facilitates the construction operation of worker, and
Without carrying accurate tension tester, tension tester is lost without when constructing on worry building site, avoids property loss.
Similarly, the second pulling force of setting shows that line, third pulling force show line etc., and worker is facilitated to apply required for selecting according to actual needs
Predetermined tension.It is highly preferred that a plurality of pulling force is shown that line is provided directly as the form of graduated scale, convenient for directly reading on rope
The pulling force born.Using asymmetric setting, the material materials of display layer can also be saved, further reduces the cost and shortens
The length of display layer setting, in order to avoid bring inconvenience.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the rope of asymmetric display pulling force of the invention.
Appended drawing reference:
1, rope main body；2, clad；3, display layer；A, zero pulling force shows line；B, the first pulling force shows line；C, it second draws
Power shows line；D, third pulling force shows line；E, the 4th pulling force shows line；F, fixed base.
Specific embodiment
Below in conjunction with specific embodiments and drawings, the present invention is described in detail.
A kind of rope of asymmetric display pulling force, including rope main body 1, clad 2 and display layer 3；It is characterized by:
Rope main body 1 is coated with clad 2, and the display layer 3 of certain length is provided with outside clad 2；Clad 2 and rope main body 1
Between relative displacement does not occur；Close one side edge position on the length direction of display layer 3 is provided with fixed base F,
The position fixed base F is fixed by display layer 3 and clad 2, makes it that whole relative displacement not occur；Clad 2 and rope master
Relative displacement does not occur between body 1, with the display layer 3 of outer portion relative displacement can occur for clad 2 with fixed base F；?
Using fixed base F as directrix on display layer 3, to far from fixed base F length direction on other side edge direction, successively set
The first pulling force being equipped with around display layer 3 shows that line B, the second pulling force show that line C, third pulling force show that line D, the 4th pulling force are shown
Line E, the 4th pulling force show that line E is the edge line of another side edge of the separate fixed base on 3 length direction of display layer；?
Using fixed base as directrix on clad, the other side edge direction on the length direction far from fixed base is provided with zero drawing
Power shows line A；Zero pulling force shows that line A is located at fixed base F and the first pulling force is shown between line B；Display layer 3 is transparent material system
At in order to observe the position that pulling force shows line.
Preferably, clad 2 is made of rubber.Because the mode that twisting is usually used in wirerope twists more steel wires
It closes, thus the surface of rope main body 1 is usually rough, is unfavorable for the label that pulling force shows line.Therefore, in rope
The outside setting clad 2(of main body 1 is preferably that rubber material is made), and make it that relative displacement not occur with rope main body 1, with
Show wire tag on clad 2 conducive to pulling force.Certainly, if the surface of rope main body 1 can conveniently set up pulling force and show line,
It so can be omitted clad 2, directly display layer 3 be arranged outside rope main body 1, and correspondingly adjust asymmetric display pulling force
Rope structure and following determining pulling force show the corresponding Terminology in the method for line position, but essential idea is constant
's.
Preferably, the 4th pulling force shows that line E, third pulling force show that line D, the second pulling force show that line C, the first pulling force show line
B and zero pulling force show that line A is different colours, in order to intuitively distinguish pulling force size；It is further preferred that the 4th pulling force is shown
Line E be black, third pulling force show line D be red, the second pulling force show line C be it is orange, the first pulling force show line B be yellow,
Zero pulling force shows that line A is blue.
Preferably, the 4th pulling force shows that line E is cord break strength display line, and third pulling force shows that line D is disconnected for 80% rope
Strength display line is split, the second pulling force shows that line C is 50% cord break strength display line, and the first pulling force shows that line B is 20% rope
Ultimate strength shows that line, zero pulling force show display line when line A be pulling force is zero.That is, the rope in asymmetric display pulling force exists
Under the action of pulling force, when zero pulling force display line A is subjected to displacement with the effect of pulling force in rope lengths direction and is drawn with first
When power shows that line B is overlapped, then it represents that the value of thrust born on the rope of asymmetric display pulling force is the first pulling force.And so on,
When zero pulling force display line A is subjected to displacement with the effect of pulling force in rope lengths direction and shows that line C is overlapped with the second pulling force
When, then it represents that the value of thrust born on the rope of asymmetric display pulling force is the second pulling force；When zero pulling force shows line A with pulling force
Effect and rope lengths direction be subjected to displacement and with third pulling force show line D be overlapped when, then it represents that asymmetric display pulling force
Rope on the value of thrust that bears be third pulling force；When zero pulling force shows line A with the effect of pulling force and in rope lengths direction
When being subjected to displacement and showing that line E is overlapped with the 4th pulling force, then it represents that the value of thrust that bears is on the asymmetric rope for showing pulling force
4th pulling force.
Preferably, a plurality of pulling force for indicating different pulling force sizes of setting can be selected to show line according to actual needs, more
Preferably, a plurality of pulling force is shown that line is provided directly as the form of graduated scale, convenient for directly reading the pulling force born on rope.
Each pulling force shows that the position of line and zero pulling force on clad 2 show that the position of line AA passes through on display layer 3
Following methods determine, the specific steps are as follows:
1) the rope main body 1 and clad 2 for being used to prepare the rope of asymmetric display pulling force, 1 outsourcing of rope main body are chosen
It is covered with clad 2；Intercepted into the different test rope of 15-20 segment length；
2) the test rope that 4 equal lengths are taken under each length is setting test rope using universal testing machine
Extension test is carried out under tensile speed, until testing fracture of rope；It records tensile load and tests the relation curve and number of rope length degree
According to；
3) relation curve and data for the tensile load and test rope length degree that step 2 is obtained using mathematical analysis software
Analytical calculation is carried out, obtains tensile load-extension curve of test rope, and fit tensile load-elongation relationship number
Learn formula；
4) by the first pulling force F of test rope1, the second pulling force F2, third pulling force F3, the 4th pulling force F4Step 3) is substituted into respectively
In obtained tensile load-elongation relationship mathematical formulae, the elongation X of the test rope of corresponding pulling force is obtained1、X2、X3、X4；
5) display layer 3 of certain length is chosen, fixed base F and the 4th pulling force show that the distance between line E is L/2, the
It is L at a distance from line A that four pulling force, which show that line E is shown with zero pulling force,4, third pulling force show line D and zero pulling force display line A at a distance from be
L3, to show that line C and zero pulling force are shown be L at a distance from line A to the second pulling force2, the first pulling force show line B and zero pulling force display line A away from
From for L1；According to (L-L4) × (1+X4)=L, i.e., in the rope of asymmetric display pulling force, zero pulling force show line A and fixed base it
Between region stretched under the action of four pulling force after length should be equal to fixed base and the 4th pulling force show between line away from
From L, L is obtained through calculating4=(LX4/(1+X4));Similarly, L3=(LX3/(1+X3)); L2=(LX2/(1+X2)), L1=(LX1/(1+
X1))。
Further, the 4th pulling force is shown that line E is selected as black, third pulling force shows that line D is selected as red, and second draws
It is orange that power shows that line C is selected as, and the first pulling force shows that line B is selected as yellow, and zero pulling force shows that line A is blue.Asymmetric aobvious
Show the rope of pulling force when non-stretched, zero pulling force on clad 2 shows that line A is located at the first pulling force and shows line B and fixed base F
Between；When rope the first pulling force display line B of yellow and zero drawing on clad 2 in a stretched state of asymmetric display pulling force
When power shows that line A is overlapped, indicate that the pulling force of rope is the first pulling force F1;Similarly, when the rope of asymmetric display pulling force is stretching
When the second orange pulling force shows that line C shows that line A is overlapped with zero pulling force on clad 2 under state, indicate that the pulling force of rope is
Second pulling force F2；When on the asymmetric rope for showing pulling force in a stretched state the third pulling force display line D and clad 2 of red
Zero pulling force show line A be overlapped when, indicate rope pulling force be third pulling force F3.If selecting third pulling force for safe load pulling force
Value, the 4th pulling force be rope ultimate strength, then when it is asymmetric display pulling force rope in a stretched state, on clad 2
When zero pulling force shows that line A is located between third pulling force display line D and the 4th pulling force display line E, indicate that rope is on the verge of to be broken, it cannot
Apply bigger pulling force to rope again.
Further, a kind of preparation method of the rope of asymmetric display pulling force is provided, is included the following steps:
1) rope main body 1 is selected, clad 2 is set outside rope main body 1, and making will not between clad 2 and rope main body 1
Relative displacement occurs；
2) the selected reference line on clad, while the transparent display layer of selected certain length, and in the length of display layer
One side edge position is provided with fixed base on degree direction；Separate fixed base on the length direction of display layer it is another
The edge line of one side edge is that the 4th pulling force shows that line, the 4th pulling force show that line is L at a distance from reference line；
3) zero pulling force delimited on clad 2 and shows line A, and the first pulling force successively delimited on display layer 3 and shows line B, the
Two pulling force show that line C, third pulling force show line D；
4) display layer 3 is arranged outside clad 2, the fixed base F and the reference line weight on clad 2 for making display layer 3
It closes, and in the position fixed base F that display layer 3 and clad 2 is fixed, makes it that whole relative displacement, but clad 2 not occur
Relative displacement can be occurred with the display layer 3 of outer portion with fixed base F；The rope of asymmetric display pulling force is obtained therefrom.
It is highly preferred that transparent protective layer can also be arranged outside display layer 3, to protect a plurality of pulling force to show, line is not ground
Fall.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although explaining in detail referring to preferred embodiment to the present invention, those skilled in the art are answered
Work as understanding, it can be with modification or equivalent replacement of the technical solution of the present invention are made, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (4)
1. a kind of preparation method of the rope of asymmetric display pulling force, includes the following steps:
1) rope main body is selected, clad is set outside rope main body, makes to occur between clad and rope main body opposite
Displacement；
2) the selected reference line on clad, while the transparent display layer of selected certain length, and in the length side of display layer
One side edge position is provided with fixed base upwards；The other side of separate fixed base on the length direction of display layer
The edge line at edge is that the 4th pulling force shows that line, the 4th pulling force show that line is L at a distance from reference line；
3) zero pulling force delimited on clad and shows line, and the first pulling force successively delimited on display layer and shows that line, the second pulling force are aobvious
Timberline, third pulling force show line；
4) display layer is arranged outside clad, is overlapped the fixed base of display layer with the reference line on clad, and solid
Determine baseline position to fix display layer and clad, makes it that whole relative displacement not occur, but clad can be with fixed base
With the display layer of outer portion relative displacement occurs for line；The rope of asymmetric display pulling force is obtained therefrom；
Each pulling force shows that the position of line and zero pulling force on clad show the position of line by the following method on display layer
It determines, the specific steps are as follows:
1. choosing the rope main body and clad for being used to prepare the rope of asymmetric display pulling force, rope main body is coated with cladding
Layer；Intercepted into the different test rope of 15-20 segment length；
2. taking the test rope of 4 equal lengths under each length, test rope is stretched in setting using universal testing machine
Extension test is carried out under speed, until testing fracture of rope；It records tensile load and tests the relation curve and data of rope length degree；
3. being carried out using relation curve and data of the mathematical analysis software to 2. tensile load and test rope length degree that step obtains
Analytical calculation obtains tensile load-extension curve of test rope, and it is public to fit tensile load-elongation relationship mathematics
Formula；
4. by the first pulling force F of test rope1, the second pulling force F2, third pulling force F3, the 4th pulling force F4Substitute into what 3. step obtained respectively
In tensile load-elongation relationship mathematical formulae, the elongation X of the test rope of corresponding pulling force is obtained1、X2、X3、X4；
5. choosing the display layer of certain length, fixed base and the 4th pulling force show that the distance between line is L, and the 4th pulling force is shown
Line shows to be L at a distance from line with zero pulling force4, to show that line and zero pulling force are shown be L at a distance from line to third pulling force3, the second pulling force shows
Line shows to be L at a distance from line with zero pulling force2, to show that line and zero pulling force are shown be L at a distance from line to the first pulling force1；According to (L-L4) ×
(1+X4)=L, i.e., in the rope of asymmetric display pulling force, zero pulling force shows the region between line and fixed base in the 4th pulling force
Under the action of stretch after length should be equal to fixed base and the 4th pulling force and show the distance between line L, obtain L through reckoning4=
(LX4/(1+X4));Similarly, L3=(LX3/(1+X3)); L2=(LX2/(1+X2)), L1=(LX1/(1+X1))。
2. the preparation method of the rope of asymmetric display pulling force as claimed in claim 1, it is characterised in that: be arranged outside the display layer
Transparent protective layer.
3. the preparation method of the rope of asymmetric display pulling force as claimed in claim 1, it is characterised in that: the clad uses rubber
Glue is made.
4. the preparation method of the rope of asymmetric display pulling force as claimed in claim 1, it is characterised in that: the 4th pulling force is shown
Line is black, and the third pulling force display line is red, and second pulling force shows that line is orange, the first pulling force display line
For yellow, zero pulling force shows that line is blue.
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| CN201711250653.5A CN107956176B (en) | 2017-12-01 | 2017-12-01 | A kind of preparation method of the rope of asymmetric display pulling force |
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| CN107956176B true CN107956176B (en) | 2019-10-01 |
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| CN1134484A (en) * | 1995-03-06 | 1996-10-30 | 英万蒂奥股份公司 | Equipment for recognising when synthetic fibre |
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| KR20160082618A (en) * | 2014-12-26 | 2016-07-08 | 대광기업 주식회사 | Apparatus for and Method of Making Cable Raid Grommet |
| WO2016142425A1 (en) * | 2015-03-10 | 2016-09-15 | Bexco N.V. | Multiple synthetic material mooring rope and production process |
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