CN107781336A - A kind of method for producing elastomers of asymmetric instruction pressure - Google Patents
A kind of method for producing elastomers of asymmetric instruction pressure Download PDFInfo
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- CN107781336A CN107781336A CN201711255726.XA CN201711255726A CN107781336A CN 107781336 A CN107781336 A CN 107781336A CN 201711255726 A CN201711255726 A CN 201711255726A CN 107781336 A CN107781336 A CN 107781336A
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/04—Measuring force or stress, in general by measuring elastic deformation of gauges, e.g. of springs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2224/00—Materials; Material properties
- F16F2224/02—Materials; Material properties solids
- F16F2224/025—Elastomers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2226/00—Manufacturing; Treatments
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2230/00—Purpose; Design features
- F16F2230/0047—Measuring, indicating
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention relates to elastomeric technology field, and in particular to a kind of method for producing elastomers of asymmetric instruction pressure.The preparation method includes selection elastic body and transparent marker, determines fixed base and fixes marker and elastic body using fixed base as directrix, delimit the steps such as a plurality of pressure indication lines.Elastic body in the elastomer that the preparation method obtains is fixed with marker in fixed base position, makes it that overall relative displacement not occur, but with fixed base with the marker of outer portion relative displacement can occur for elastic body.For the elastomer compared with conventional elastomers, the size of pressure can be indicated by having, convenient for production, it is simple and reliable the advantages that, can be used in various in textile mills needing to set in the installation exercise of the elastomers of predetermined pressure.
Description
Technical field
The present invention relates to elastomeric technology field, and in particular to a kind of preparation side of the elastomer of asymmetric instruction pressure
Method.
Background technology
, it is necessary to carry out grabbing the processes such as cotton, shredding to cotton bag in textile mills；Subsequently also have blowing, combing, drafting, rove,
The working procedures such as spun yarn, winder., it is necessary to which spun yarn is made into base by knitting equipment or weaving equipment after by fiber yarn forming
Cloth.And subsequently also have each process that final finishing is carried out to fabric, such as dye, press sizing.Finished fabric is used for again afterwards
Cut, the various commodity such as clothes are made.In these processes, it can use and arrive substantial amounts of machinery equipment, and these machines
In equipment, some parts are elastomer, it is necessary to apply predetermined pressure to elastomer in the installation process of elastomer, so that
Elastomer is in compressive state, so as to produce bounce to part in contact.For example, in some fields, it is necessary to using
The elastomers such as spring, and predetermined pressure is applied to elastomer and is fixed in some space.But due to elastomer itself
Pressure applied size can not be indicated, it is therefore desirable to by close apparatus measures pressure applied, thereby determine that elastomer
Bounce caused by upper.However, being limited by using space or environment etc., measuring the instrument of pressure has larger volume,
There can be the drawbacks such as inconvenience measurement during actual use.For example, installed in some narrow space one need to produce it is predetermined
The elastomer of bounce, this narrow space can not use the apparatus measures of measurement pressure.So now, how accurately to bullet
Property body apply predetermined pressure, reformed into a stubborn problem.Meanwhile often measuring instrument is relatively valuable, in operation also
Easily lose, cause property loss.
The content of the invention
Above-mentioned technical problem be present for prior art, the present invention provide a kind of asymmetric instruction pressure elastomer and its
Preparation method, the size of pressure is directly indicated by observing the compression degree to elastomer application press process elastomer.
The present invention to achieve the above object and use technical scheme be：A kind of elastomer of asymmetric instruction pressure, bag
Include elastic body and marker；It is characterized in that：Marker is provided with outside elastic body, close to one on the length direction of marker
Lateral edges position is provided with fixed base, fixes marker and elastic body in fixed base position, makes it that entirety not occur
Relative displacement, with fixed base with the marker of outer portion relative displacement can occur for elastic body；On elastic body, with
Fixed base is directrix, and the direction of the opposite side marginal position on the length direction of marker is provided with zero pressure index line,
Zero pressure index line overlaps with the edge line of the opposite side marginal position on the length direction of marker；On marker, from finger
Show that the opposite side marginal position on the length direction of layer toward fixed base direction, is disposed with first pressure index line, second
Pressure indication lines, the 3rd pressure indication lines and the 4th pressure indication lines；First pressure index line, second pressure index line, the 3rd
Pressure indication lines and the 4th pressure indication lines are respectively positioned between zero pressure index line and fixed base；Marker is transparent material system
Into.
Preferably, marker around elastic body set, can so facilitate worker from all angles elastomer by
Power situation.
Preferably, clad can be set outside elastic body, clad can select quality of rubber materials, can also select other
Material.This is primarily to facilitating some surface irregularities or having other reasons and the elasticity of inconvenience setting zero pressure index line
Body.But in order to more accurately indicate pressure, clad is still not provided with as much as possible, to avoid the material of clad and elasticity
The material of body is different and causes pressure instruction to produce error.Certainly, if being provided with clad outside elastic body, and zero pressure is referred to
Timberline is arranged on clad, then marker will be arranged on the outside of clad, and marker is defined with clad by fixed base
Line is interfixed, and global displacement does not occur between clad and marker, but fixed base is removed between clad and marker
Region beyond the securing region of line, can occur relative displacement.Thus, following determination pressure indication lines positions can accordingly be adjusted
Corresponding Terminology in the method put, but essential idea is constant.
Preferably, the 4th pressure indication lines, the 3rd pressure indication lines, second pressure index line, first pressure index line with
And zero pressure index line is different colours, in order to intuitively distinguish pressure size；It is further preferred that the 4th pressure indication lines are
Black, the 3rd pressure indication lines are red, and second pressure index line is orange, and first pressure index line is yellow, and zero pressure refers to
Timberline is blueness.
Preferably, the 4th pressure indication lines are elastomer maximum compression safety value index line；3rd pressure indication lines are 80%
Elastomer maximum compression safety value index line, second pressure index line are 50% elastomer maximum compression safety value index line, first
Pressure indication lines are 20% elastomer maximum compression safety value index line, and zero pressure index line is index line when pressure is zero, zero
The edge line of opposite side marginal position of the pressure indication lines with marker in the longitudinal direction is concordant.In asymmetric instruction pressure
Under the effect of the pressure, when zero pressure index line is with the effect of pressure and the length direction in elastomer is subjected to displacement elastomer
And when being overlapped with the first pressure index line on transparent marker, then it represents that the pressure born on the elastomer of asymmetric instruction pressure
Force value is first pressure；In the asymmetric elastomer for indicating pressure under the effect of the pressure, when zero pressure index line is with pressure
Effect and the length direction in elastomer is subjected to displacement and when being overlapped with the second pressure index line on transparent marker, then table
Show that the pressure value born on the elastomer of asymmetric instruction pressure is second pressure；Pressed in the elastomer of asymmetric instruction pressure
In the presence of power, when zero pressure index line with the effect of pressure and the length direction in elastomer is subjected to displacement and with transparent finger
When showing that the 3rd pressure indication lines on layer overlap, then it represents that the pressure value born on the elastomer of asymmetric instruction pressure is the 3rd
Pressure；It is asymmetric instruction pressure elastomer under the effect of the pressure, when zero pressure index line with the effect of pressure and
When the length direction of elastomer is subjected to displacement and overlapped with the 4th pressure indication lines on transparent marker, then it represents that asymmetric finger
It is the 4th pressure to show the pressure value born on the elastomer of pressure.
Preferably, can select to set the pressure indication lines of a plurality of expression different pressures size according to being actually needed, more
Preferably, a plurality of pressure indication lines are provided directly as to the form of graduated scale, are easy to directly read the pressure born on elastomer
Power.
On marker on the position of each bar pressure indication lines and elastic body the position of zero pressure index line pass through it is following
Method determines, comprises the following steps that：
1）Choose the elastic body of the elastomer for preparing asymmetric instruction pressure；It is different to be intercepted into 15-20 segment length
Test section；
2）The test section of 4 equal lengths is taken under each length, test section is compressed in setting using universal testing machine
Test is compressed under speed；The relation curve and data of recording compressed load and test segment length；
3) using mathematical analysis software to step 2）The relation curve and data of obtained compressive load and test segment length are carried out
Analysis calculates, and obtains compressive load-compression ratio curve of test section, and the mathematics for fitting compressive load-compression ratio relation is public
Formula；
4）By the first pressure F of test section1, second pressure F2, the 3rd pressure F3, the 4th pressure F4Step 3) is substituted into respectively to obtain
Compressive load-compression ratio relation mathematical formulae in, obtain the compression ratio X of the test section of corresponding pressure1、X2、X3、X4；
5）The marker of certain length is chosen, zero pressure index line delimited on elastic body, and makes zero pressure index line with referring to
Showing that the edge line of another end margin on the length direction of layer overlaps, the distance between fixed base and zero pressure index line are L,
4th pressure indication lines and the distance of zero pressure index line are L4, the 3rd pressure indication lines and zero pressure index line distance be L3、
The distance of second pressure index line and zero pressure index line is L2, first pressure index line and zero pressure index line distance be L1；
According to L-L4=(1-X4) × L, i.e., it is asymmetric instruction pressure elastomer in, between the 4th pressure indication lines and fixed base away from
From the length after being compressed equal to the region between zero pressure index line and fixed base in the presence of the 4th pressure, through calculating
To L4=LX4;Similarly, L3=LX3; L2=LX2, L1=LX1。
Further, it is black by the selection of the 4th pressure indication lines, the selection of the 3rd pressure indication lines is red, second pressure
Line options are indicated to be orange, first pressure instruction line options are yellow, and zero pressure index line is blueness.In asymmetric instruction pressure
Elastomer when uncompressed, zero pressure index line on the elastomer of asymmetric instruction pressure and on the length direction of marker
Another end margin edge line overlap.When it is asymmetric instruction pressure elastomer under compression, the yellow on marker
First pressure index line when being overlapped with the zero pressure index line on elastic body, the pressure for representing elastomer is first pressure
F1;Similarly, when asymmetric instruction pressure elastomer under compression, orange second pressure index line on marker with
When zero pressure index line on elastic body overlaps, the pressure for representing elastomer is second pressure F2；When asymmetric instruction pressure
Elastomer under compression, the 3rd red pressure indication lines on marker and the zero pressure index line on elastic body
During coincidence, the pressure for representing elastomer is the 3rd pressure F3.When it is asymmetric instruction pressure elastomer under compression, instruction
When 4th pressure indication lines of the black on layer overlap with the zero pressure index line on elastic body, the pressure for representing elastomer is
4th pressure F4.If selecting maximum compression safety value of the 4th pressure for elastomer, when the elastomer of asymmetric instruction pressure
Under compression, the zero pressure index line on elastic body is located at the 3rd pressure indication lines of marker and the 4th pressure indicates
When between line, represent that the pressure born on elastomer is on the verge of maximum compression safety value, it is impossible to apply again to elastomer bigger
Pressure.
Further, there is provided a kind of method for producing elastomers of asymmetric instruction pressure, comprise the following steps：
1）The transparent marker of elastic body and certain length is selected, and is determined on the length direction of marker close to a side
The fixed base of edge position；
2）Marker and elastic body are fixed using fixed base as directrix, make it that overall relative displacement, but elasticity not occur
With fixed base with the marker of outer portion relative displacement can occur for main body；
3）On the basis of the edge line of the opposite side marginal position on the length direction of marker, zero-pressure is marked on elastic body
Power index line, overlap zero pressure index line and the edge line of another lateral edges on the length direction of marker, zero pressure refers to
The distance of timberline and fixed base is L；
4）On marker, from the opposite side marginal position on the length direction of marker toward fixed base direction, set gradually
First pressure index line, second pressure index line, the 3rd pressure indication lines and the 4th pressure indication lines；First pressure index line,
Second pressure index line, the 3rd pressure indication lines and the 4th pressure indication lines be respectively positioned on zero pressure index line and fixed base it
Between；The elastomer of asymmetric instruction pressure is obtained therefrom.
Beneficial effects of the present invention：
The beneficial effects of the invention are as follows：The invention provides a kind of elastomer of asymmetric instruction pressure and preparation method thereof.This
Predetermined pressure can be applied to elastomer without using pressure test instrument can in elastomer compression process.Simply may be used
Lean on, avoid worker from carrying the equipment such as the pressure tester of precision in operation, while it also avoid pacifying in some small spaces
Fill elastomer when, pressure tester inconvenience test pressure and can not accurately apply the situation of predetermined pressure.
For example, when the elastomer of this asymmetric instruction pressure is arranged in narrow space, first pressure is set
For required scheduled pressure value, during construction operation, pressure is applied to the elastomer of this asymmetric instruction pressure, works as zero pressure
Index line is with the effect of pressure and the length direction in elastomer is subjected to displacement and is referred to the first pressure on transparent marker
When timberline overlaps, you can it is determined that the pressure applied to elastomer is scheduled pressure value.This construction for being very easy to worker is made
Industry, and without carrying accurate pressure tester, without worrying to lose pressure tester during operation, property is avoided to damage
Lose.Similarly, second pressure index line, the 3rd pressure indication lines etc. are set, facilitate worker according to required for being actually needed and select
The predetermined tension of application.It is highly preferred that a plurality of pressure indication lines to be provided directly as to the form of graduated scale, it is easy to directly read bullet
The pressure born on property body.The set-up mode of asymmetric instruction pressure, it is possible to reduce the length of display layer, it is easily installed, and
The materials of display layer can be saved.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the elastomer of the asymmetric instruction pressure of the present invention.
Reference：
1st, elastic body；2nd, marker；A, zero pressure index line；B, first pressure index line；C, second pressure index line；D,
Three pressure indication lines；E, the 4th pressure indication lines；F, fixed base.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing, the present invention is described in detail.
A kind of elastomer of asymmetric instruction pressure, including elastic body 1 and marker 2；It is characterized in that：Elastic body
Marker 2 is provided with outside 1, close side marginal position is provided with fixed base F on the length direction of marker 2, in fixed base
Marker 2 and elastic body 1 are fixed in line F positions, make it that overall relative displacement not occur, and elastic body 1 can be with fixation
With the marker 2 of outer portion relative displacement occurs for baseline F；On elastic body 1, using fixed base F as directrix, toward marker 2
Length direction on the direction of opposite side marginal position be provided with zero pressure index line A, zero pressure index line A and marker 2
Length direction on opposite side marginal position edge line overlap；On marker 2, from the length direction of marker 2
Opposite side marginal position is disposed with first pressure index line B, second pressure index line C, the 3rd toward fixed base F directions
Pressure indication lines D and the 4th pressure indication lines E；First pressure index line B, second pressure index line C, the 3rd pressure indication lines D
And the 4th pressure indication lines E be respectively positioned between zero pressure index line A and fixed base F；Marker 2 is made up of transparent material.
Preferably, marker 2 is set around elastic body 1, can so facilitate worker's elastomer from all angles
Stressing conditions.
Preferably, clad can be set outside elastic body 1, clad can select quality of rubber materials, can also select it
Its material.This is primarily to facilitating some surface irregularities or having other reasons and inconvenience setting zero pressure index line A bullet
Property body.But in order to more accurately indicate pressure, clad is still not provided with as much as possible, to avoid the material of clad and bullet
Property body material it is different and cause pressure instruction to produce error.Certainly, if being provided with clad outside elastic body 1, and by zero-pressure
Power index line A is arranged on clad, then marker 2 will be arranged on the outside of clad, and marker 2 is with clad with fixed base
Line F interfixes for directrix, and global displacement does not occur between clad and marker 2, but between clad and marker 2
Region in addition to the securing regions of fixed base F, can occur relative displacement.Thus, following determination pressures can accordingly be adjusted
Corresponding Terminology in the method for power instruction line position, but essential idea is constant.
Preferably, the 4th pressure indication lines E, the 3rd pressure indication lines D, second pressure index line C, first pressure index line
B and zero pressure index line A is different colours, in order to intuitively distinguish pressure size；It is further preferred that the 4th pressure indicates
Line E is black, and the 3rd pressure indication lines D is red, and second pressure index line C is orange, and first pressure index line B is yellow,
Zero pressure index line A is blueness.
Preferably, the 4th pressure indication lines E is elastomer maximum compression safety value index line；3rd pressure indication lines D is
80% elastomer maximum compression safety value index line, second pressure index line C are 50% elastomer maximum compression safety value index line,
First pressure index line B is 20% elastomer maximum compression safety value index line, and zero pressure index line A is finger when pressure is zero
Timberline, the edge line of opposite side marginal positions of the zero pressure index line A with marker 2 in the longitudinal direction are concordant.Asymmetric
Indicate pressure elastomer under the effect of the pressure, when zero pressure index line A is with the effect of pressure and in the length of elastomer
When direction is subjected to displacement and overlapped with the first pressure index line B on transparent marker 2, then it represents that the bullet of asymmetric instruction pressure
The pressure value born on property body is first pressure；In the asymmetric elastomer for indicating pressure under the effect of the pressure, zero pressure is worked as
Index line A with the effect of pressure and the length direction in elastomer is subjected to displacement and with the second pressure on transparent marker 2
When index line C is overlapped, then it represents that the pressure value born on the elastomer of asymmetric instruction pressure is second pressure；In asymmetric finger
Show the elastomer of pressure under the effect of the pressure, when zero pressure index line A is with the effect of pressure and in the length side of elastomer
To when being subjected to displacement and being overlapped with the 3rd pressure indication lines D on transparent marker 2, then it represents that the elasticity of asymmetric instruction pressure
The pressure value born on body is the 3rd pressure；In the asymmetric elastomer for indicating pressure under the effect of the pressure, when zero pressure refers to
Timberline A is with the effect of pressure and the length direction in elastomer is subjected to displacement and is referred to the 4th pressure on transparent marker 2
When timberline E is overlapped, then it represents that the pressure value born on the elastomer of asymmetric instruction pressure is the 4th pressure.
Preferably, can select to set the pressure indication lines of a plurality of expression different pressures size according to being actually needed, more
Preferably, a plurality of pressure indication lines are provided directly as to the form of graduated scale, are easy to directly read the pressure born on elastomer
Power.
On marker 2 on the position of each bar pressure indication lines and elastic body 1 zero pressure index line A position by with
Lower method determines, comprises the following steps that：
1）Choose the elastic body 1 of the elastomer for preparing asymmetric instruction pressure；It is different to be intercepted into 15-20 segment length
Test section；
2）The test section of 4 equal lengths is taken under each length, test section is compressed in setting using universal testing machine
Test is compressed under speed；The relation curve and data of recording compressed load and test segment length；
3) using mathematical analysis software to step 2）The relation curve and data of obtained compressive load and test segment length are carried out
Analysis calculates, and obtains compressive load-compression ratio curve of test section, and the mathematics for fitting compressive load-compression ratio relation is public
Formula；
4）By the first pressure F of test section1, second pressure F2, the 3rd pressure F3, the 4th pressure F4Step 3) is substituted into respectively to obtain
Compressive load-compression ratio relation mathematical formulae in, obtain the compression ratio X of the test section of corresponding pressure1、X2、X3、X4；
5）The marker 2 of certain length is chosen, zero pressure index line A delimited on elastic body 1, and make zero pressure index line A
Overlapped with the edge line of another end margin on the length direction of marker 2, between fixed base F and zero pressure index line A
Distance is that L, the 4th pressure indication lines E and zero pressure index line A distance are L4, the 3rd pressure indication lines D and zero pressure indicate
Line A distance is L3, second pressure index line C and zero pressure index line A distance be L2, first pressure index line B and zero pressure
Index line A distance is L1；According to L-L4=(1-X4) × L, i.e., it is asymmetric instruction pressure elastomer in, the 4th pressure indication lines
The distance between E and fixed base F are equal to effect of the region between zero pressure index line A and fixed base F in the 4th pressure
Length after lower compression, L is obtained through calculating4=LX4;Similarly, L3=LX3; L2=LX2, L1=LX1。
Further, it is black by the 4th pressure indication lines E selections, the 3rd pressure indication lines D selections are red, and second presses
Power index line C selections are orange, and first pressure index line B selections are yellow, and zero pressure index line A is blueness.In asymmetric finger
Show the elastomer of pressure when uncompressed, the length of zero pressure index line A and marker 2 on the elastomer of asymmetric instruction pressure
The edge line for another end margin spent on direction overlaps.When it is asymmetric instruction pressure elastomer under compression, marker 2
On the first pressure index line B of yellow when being overlapped with the zero pressure index line A on elastic body 1, represent the pressure of elastomer
For first pressure F1;Similarly, when it is asymmetric instruction pressure elastomer under compression, orange second on marker 2
When pressure indication lines C overlaps with the zero pressure index line A on elastic body 1, the pressure for representing elastomer is second pressure F2；When
It is asymmetric instruction pressure elastomer under compression, red the 3rd pressure indication lines D and elastic body on marker 2
When zero pressure index line A on 1 is overlapped, the pressure for representing elastomer is the 3rd pressure F3.When the elasticity of asymmetric instruction pressure
Under compression, the 4th pressure indication lines E of the black on marker 2 and the zero pressure index line A on elastic body 1 are heavy for body
During conjunction, the pressure for representing elastomer is the 4th pressure F4.If selecting maximum compression safety value of the 4th pressure for elastomer, when
Under compression, the zero pressure index line A on elastic body 1 is located at the of marker 2 to the elastomer of asymmetric instruction pressure
When between three pressure indication lines D and the 4th pressure indication lines E, represent that the pressure born on elastomer is on the verge of maximum compression safety
Value, it is impossible to apply bigger pressure to elastomer again.
Further, there is provided a kind of method for producing elastomers of asymmetric instruction pressure, comprise the following steps：
1）The transparent marker 2 of elastic body 1 and certain length is selected, and is determined on the length direction of marker 2 close to one
The fixed base F of lateral edges position；
2）Marker 2 and elastic body 1 are fixed using fixed base F as directrix, make it that overall relative displacement, but bullet not occur
Property main body 1 relative displacement can be occurred with the marker 2 of outer portion with fixed base F；
3）On the basis of the edge line of the opposite side marginal position on the length direction of marker 2, zero is marked on elastic body 1
Pressure indication lines A, overlap zero pressure index line A and the edge line of another lateral edges on the length direction of marker 2, zero-pressure
Power index line A and fixed base F distance is L；
4）On marker 2, from the opposite side marginal position on the length direction of marker 2 toward fixed base F directions, set successively
Put first pressure index line B, second pressure index line C, the 3rd pressure indication lines D and the 4th pressure indication lines E；First pressure refers to
Timberline B, second pressure index line C, the 3rd pressure indication lines D and the 4th pressure indication lines E are respectively positioned on zero pressure index line A with consolidating
Determine between baseline F；The elastomer of asymmetric instruction pressure is obtained therefrom.
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 scope is protected, although being explained with reference to preferred embodiment to the present invention, one of ordinary skill in the art should
Work as understanding, technical scheme can be modified or equivalent substitution, without departing from the reality of technical solution of the present invention
Matter and scope.
Claims (5)
1. a kind of method for producing elastomers of asymmetric instruction pressure, comprises the following steps：
1）The transparent marker of elastic body and certain length is selected, and is determined on the length direction of marker close to a side
The fixed base of edge position；
2）Marker and elastic body are fixed using fixed base as directrix, make it that overall relative displacement, but elasticity not occur
With fixed base with the marker of outer portion relative displacement can occur for main body；
3）On the basis of the edge line of the opposite side marginal position on the length direction of marker, zero-pressure is marked on elastic body
Power index line, overlap zero pressure index line and the edge line of another lateral edges on the length direction of marker, zero pressure refers to
The distance of timberline and fixed base is L；
4）On marker, from the opposite side marginal position on the length direction of marker toward fixed base direction, set gradually
First pressure index line, second pressure index line, the 3rd pressure indication lines and the 4th pressure indication lines；First pressure index line,
Second pressure index line, the 3rd pressure indication lines and the 4th pressure indication lines be respectively positioned on zero pressure index line and fixed base it
Between；The elastomer of asymmetric instruction pressure is obtained therefrom.
2. the method for producing elastomers of asymmetric instruction pressure as claimed in claim 1, it is characterised in that：The elastic body with
Clad is set between marker.
3. the method for producing elastomers of asymmetric instruction pressure as claimed in claim 2, it is characterised in that：The clad uses
Rubber is made.
4. the method for producing elastomers of asymmetric instruction pressure as claimed in claim 1, it is characterised in that：4th pressure refers to
Timberline is black, and the 3rd pressure indication lines are red, and the second pressure index line is orange, the first pressure instruction
Line is yellow, and the zero pressure index line is blueness.
5. the method for producing elastomers of the asymmetric instruction pressure as any one of claim 1-4, it is characterised in that：
The position of zero pressure index line determines by the following method on the position of each bar pressure indication lines and elastic body on marker,
Comprise the following steps that：
1）Choose the elastic body of the elastomer for preparing asymmetric instruction pressure；It is different to be intercepted into 15-20 segment length
Test section；
2）The test section of 4 equal lengths is taken under each length, test section is compressed in setting using universal testing machine
Test is compressed under speed；The relation curve and data of recording compressed load and test segment length；
3) using mathematical analysis software to step 2）The relation curve and data of obtained compressive load and test segment length are carried out
Analysis calculates, and obtains compressive load-compression ratio curve of test section, and the mathematics for fitting compressive load-compression ratio relation is public
Formula；
4）By the first pressure F of test section1, second pressure F2, the 3rd pressure F3, the 4th pressure F4Substitute into what step 3) obtained respectively
In the mathematical formulae of compressive load-compression ratio relation, the compression ratio X of the test section of corresponding pressure is obtained1、X2、X3、X4；
5）The marker of certain length is chosen, zero pressure index line delimited on elastic body, and makes zero pressure index line with referring to
Showing that the edge line of another end margin on the length direction of layer overlaps, the distance between fixed base and zero pressure index line are L,
4th pressure indication lines and the distance of zero pressure index line are L4, the 3rd pressure indication lines and zero pressure index line distance be L3、
The distance of second pressure index line and zero pressure index line is L2, first pressure index line and zero pressure index line distance be L1；
According to L-L4=(1-X4) × L, i.e., it is asymmetric instruction pressure elastomer in, between the 4th pressure indication lines and fixed base away from
From the length after being compressed equal to the region between zero pressure index line and fixed base in the presence of the 4th pressure, through calculating
To L4=LX4;Similarly, L3=LX3; L2=LX2, L1=LX1。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711255726.XA CN107781336A (en) | 2017-12-03 | 2017-12-03 | A kind of method for producing elastomers of asymmetric instruction pressure |
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| CN204007953U (en) * | 2014-08-27 | 2014-12-10 | 严胜利 | Weight beam |
| CN104296896A (en) * | 2014-11-04 | 2015-01-21 | 山东科技大学 | Direct reading type rock bolt dynamometer used for simulation test and working method thereof |
| CN107781335A (en) * | 2017-12-01 | 2018-03-09 | 桐乡市易知简能信息技术有限公司 | A kind of elastomer of asymmetric instruction pressure |
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| JPS52115974A (en) * | 1976-01-26 | 1977-09-28 | Vibro Dynamics Corp | Antivibration load detecting device |
| US5319162A (en) * | 1992-11-02 | 1994-06-07 | Ness Irving S | Means for measuring container contents |
| CN2466622Y (en) * | 2001-02-14 | 2001-12-19 | 余川 | Dynamometer |
| CN201610517U (en) * | 2009-07-27 | 2010-10-20 | 柳州欧维姆机械股份有限公司 | Dynamometer rubber support |
| CN204007953U (en) * | 2014-08-27 | 2014-12-10 | 严胜利 | Weight beam |
| CN104296896A (en) * | 2014-11-04 | 2015-01-21 | 山东科技大学 | Direct reading type rock bolt dynamometer used for simulation test and working method thereof |
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Application publication date: 20180309 |