CN110328787A - Vulcanization of rubber mobility-detected mold and vulcanization of rubber mobility detection method - Google Patents
Vulcanization of rubber mobility-detected mold and vulcanization of rubber mobility detection method Download PDFInfo
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- CN110328787A CN110328787A CN201910615298.XA CN201910615298A CN110328787A CN 110328787 A CN110328787 A CN 110328787A CN 201910615298 A CN201910615298 A CN 201910615298A CN 110328787 A CN110328787 A CN 110328787A
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- 238000004073 vulcanization Methods 0.000 title claims abstract description 75
- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 150000001875 compounds Chemical class 0.000 claims description 32
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 26
- 238000004513 sizing Methods 0.000 abstract description 25
- 238000000034 method Methods 0.000 description 8
- 239000000243 solution Substances 0.000 description 6
- 239000003292 glue Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 230000001568 sexual effect Effects 0.000 description 4
- 238000005486 sulfidation Methods 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 239000005864 Sulphur Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000001723 curing Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241001441571 Hiodontidae Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 239000004636 vulcanized rubber Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C2037/90—Measuring, controlling or regulating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N2011/006—Determining flow properties indirectly by measuring other parameters of the system
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
This application involves the technical field of rubber mold more particularly to vulcanization of rubber mobility-detected mold and vulcanization of rubber mobility detection methods.This application provides vulcanization of rubber mobility-detected molds, comprising: upper mold, upper mold include upper plate and pressure bolt, and the lower surface of the upper plate is arranged in pressure bolt；Middle mould, middle mould are plate structure, and middle mould is equipped with the first die cavity of perforation；Lower die, lower die are plate structure, and the surface of lower die is equipped with the second die cavity not penetrated through, and the periphery of the second die cavity is equipped with first runner, has and the head end of only one first runner is connected to the second die cavity；Middle mould is detachably secured to the surface of lower die, and the first die cavity, which is aligned to fix with the second die cavity, forms rubber die cavity, and pressure bolt matches with the rubber die cavity, so that pressure bolt is placed in the rubber die cavity.The vulcanization of rubber mobility-detected mold of the application can effective, reliable, the simple mobility for detecting sizing material.
Description
Technical field
This application involves the technical field of rubber mold more particularly to vulcanization of rubber mobility-detected molds and rubber sulphur
Change mobility detection method.
Background technique
The rubber vulcanized, has constant glutinous, speciality, the rubber product such as is not easily broken and is mostly made of this rubber.?
It is vulcanized rubber, is generally called rubber or rubber.General name of the sizing material after vulcanization processing.Stereoeffect is formed after vulcanization in raw rubber,
Elasticity, heat resistance, tensile strength and indissolubility in organic solvent with higher etc..Rubber product is mostly sulphur
Change rubber.The mobility of rubber is often characterized with Mooney viscosity at present, but the trimming of Mooney viscosity test and injection pressure process
Rate is very different, not very practical, so Mooney viscosity can not characterize the injection property of rubber completely.
The quality of rubber mobility in sulfidation has larger impact to the appearance of vulcanized article.Mobility is excessively good, gas
Body is not discharged sufficiently, is easy to cause starved；Mobility is excessively poor, and sizing material cannot sufficiently be full of mold, also results in starved.Rubber
Mobility influence factor in sulfidation is complex, on the one hand, is flowed by molding, on the other hand, due to rubber
Networking gradually forms, and mobility gradually declines.To mobility of the rubber in sulfidation, there are no effective in industry
Evaluate the method and experimental rig of rubber mobility.
Summary of the invention
The embodiment of the present application provides vulcanization of rubber mobility-detected mold and vulcanization of rubber mobility detection method, this
The vulcanization of rubber mobility-detected mold of application can effectively, simply detect the mobility of sizing material.
In view of this, this application provides vulcanization of rubber mobility-detected molds, comprising:
Upper mold, the upper mold include upper plate and pressure bolt, and the lower surface of the upper plate is arranged in the pressure bolt；
Middle mould, the middle mould are plate structure, and the middle mould is equipped with the first die cavity of perforation；
Lower die, the lower die are plate structure, and the surface of the lower die is equipped with the second die cavity not penetrated through, second mould
The periphery of chamber is equipped with first runner, has and the head end of only one first runner is connected to second die cavity, and described the
The end of one runner is connected to outside air；
The middle mould is detachably secured to the surface of the lower die, and first die cavity is aligned fixation with second die cavity
Rubber die cavity is formed, the pressure bolt matches with the rubber die cavity, so that the pressure bolt is placed in the rubber die cavity.
Preferably, the quantity of the first runner can be one, or several.
Preferably, the first runner is line flowing channel or Curved runner.
Preferably, the Curved runner is Archimedes spiral.
Preferably, the pressure bolt is cuboid or cylindrical body, the rubber die cavity is cuboid or cylindrical body, the pressure
The height of bolt is greater than or equal to the height of the rubber die cavity, and the circumferential cross-section of the pressure bolt and the circumferential direction of the rubber die cavity are cut
Face matches.
Preferably, the lower surface of the middle mould is additionally provided with the second flow channel to match with the first runner, described
The periphery of first die cavity is arranged in two runners, and the head end of the second flow channel is connected to first die cavity；
First die cavity is aligned fixation with second die cavity, so that second flow channel is aligned to be formed with the first runner
Rubber runner.
Preferably, the circumferential cross-section of the rubber runner is round or semicircle.
Preferably, the vulcanization of rubber mobility-detected mold, further includes fixation hole, the middle mould and the lower die
Match position setting fixation hole, so that the middle mould is fixedly connected by the fixation hole, pin and bolt with the lower die.
Preferably, the vulcanization of rubber mobility-detected mold, further includes graduated scale, the graduated scale is arranged described
The side of first runner.
Preferably, present invention also provides vulcanization of rubber mobility detection methods, comprising the following steps:
The middle mould for being pre-heated to the vulcanization of rubber mobility-detected mold of curing temperature is detachably fixed by step 1
On the surface of the lower die of the vulcanization of rubber mobility-detected mold, first die cavity is aligned fixed shape with second die cavity
At rubber die cavity；
Unvulcanized rubber compound is placed in the rubber die cavity by step 2, then by the vulcanization of rubber mobility-detected mold
Upper mold be placed in the rubber die cavity；
The vulcanization of rubber mobility-detected mold of assembling is placed in vulcanizer by step 3, to the unvulcanized mixing
Glue；
After the completion of step 4, vulcanization, sample after vulcanization, the exhaust line length of record vulcanization rubber compound are taken out.
As can be seen from the above technical solutions, the embodiment of the present application has the advantage that
The application devises vulcanization of rubber mobility-detected mold, and without using rubber injection machine, the application is only used only
Mold can the vulcanization mobility to rubber detect, will middle mould and lower die alignment after be detachably fixed, the second die cavity
Periphery is equipped with first runner, and the head end of first runner is connected to the second die cavity, and end is connected to outside air, takes preset volume
Unvulcanized rubber compound is placed in rubber die cavity, the pressure bolt of upper mold is aligned rubber die cavity, and be placed in rubber die cavity and press
Tightly, the mold of the application is placed in vulcanizer and is vulcanized by the conditions of vulcanization of setting；After vulcanization, upper mold is taken out, is beaten
Middle mould and lower die are opened, the length of the exhaust line for the formation flowed in first runner according to rubber compound sizing material, to judge to be kneaded
The quality of the mobility of glue, this application provides easy, reliable vulcanization of rubber mobility detection methods, are mentioned using the application
The mold of confession, can reliable, letter answer questions rubber and carry out vulcanization flow detection, the application of the application is more easy, and range is wider, at
This is lower.
Detailed description of the invention
Fig. 1 is the structure chart of vulcanization of rubber mobility-detected mold in the embodiment of the present application；
Fig. 2 is the top view of the lower die of Fig. 1；
Fig. 3 is that the sexual intercourse of the exhaust line length and rubber compound sizing material Mooney viscosity that are obtained using the detection of the application is analyzed
Figure；
Fig. 4 is the sexual intercourse analysis chart of the T10 of the exhaust line length and rheometer test that are obtained using the detection of the application.
Specific embodiment
It is clearly and completely described below in conjunction with technical solution of the attached drawing to the embodiment of the present application, it is clear that described
Embodiment be the embodiment of the present application a part of the embodiment, instead of all the embodiments.Based on the reality in the embodiment of the present application
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the range of the embodiment of the present application protection.
In the description of the embodiment of the present application, it should be noted that term " center ", "upper", "lower", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings,
It is merely for convenience of description the embodiment of the present application and simplifies description, rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limitation to the embodiment of the present application.In addition,
Term " first ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the embodiment of the present application, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the embodiment of the present application.
It should be understood that the application is applied in vulcanization of rubber mobility-detected, Fig. 1 is the embodiment of the present application referring to FIG. 1-2,
The structure chart of middle vulcanization of rubber mobility-detected mold, Fig. 2 are the top view of the lower die of Fig. 1, and as shown in Figs. 1-2, the application is real
Applying example includes upper mold 1, and upper mold 1 includes upper plate 1-1 and pressure bolt 1-2, and the lower surface of upper plate 1-1 is arranged in pressure bolt 1-2；Middle mould 2, in
Mould 2 is plate structure, and middle mould 2 is equipped with the first die cavity 3 of perforation；Lower die 5, lower die 5 are plate structure, and the surface of lower die 5 is equipped with
The second die cavity 6 not penetrated through, the periphery of the second die cavity 6 are equipped with first runner 7, and the head end of first runner 7 and the second die cavity 6 connect
Logical, the end of first runner 7 is connected to outside air；Middle mould 2 is detachably secured to the surface of lower die 5, the first die cavity 3 and second
The alignment of die cavity 6 is fixed to form rubber die cavity, and pressure bolt 1-2 matches with rubber die cavity, so that pressure bolt 1-2 is placed in rubber die cavity.
It should be noted that first runner 7 can be one, or it is a plurality of, in use, having and only one first
The head end of runner 7 is connected to the second die cavity 6, and the end of first runner 7 is connected to outside air.
The application devises vulcanization of rubber mobility-detected mold, is detachably fixed, takes after middle mould 2 and lower die 5 are aligned
The unvulcanized rubber compound of preset volume, is placed in rubber die cavity, the pressure bolt 1-2 of upper mold is aligned rubber die cavity, and be placed on
It is compressed in rubber die cavity, the mold of the application is placed in vulcanizer and is vulcanized by the conditions of vulcanization of setting；It, will after vulcanization
Upper mold 1 is taken out, mould 2 and lower die 5 in opening, the length of the exhaust line for the formation flowed in first runner 7 according to rubber compound sizing material
Degree, to judge the quality of the mobility of rubber compound.
Further, the first runner 7 of the present embodiment is line flowing channel or Curved runner.Preferably, Curved runner is preferred
For Archimedes spiral.Archimedes spiral is existing conventional Archimedes spiral, the equation of Archimedes spiral are as follows: r=a
+ b θ, in which: a, b are constant, and a is used to adjust the distance for deviateing Archimedes spiral pole, and b is for adjusting Archimedes spiral
The speed of expansion；R is polar diameter；θ is polar angle.The Archimedes spiral of the application is any one Archimedes spiral.
Further, the end of the first runner 7 of the present embodiment is connected to outside air.Specifically, the end of first runner 7
End is the open surface that lower die is arranged in, and avoids depositing gas influence sizing material flowing inside runner, meanwhile, if when detection, sizing material mistake
More, sizing material can be flowed out by the end of first runner 7, and sizing material is avoided to accumulate in first runner 7.
Specifically, rubber die cavity is cuboid or cylindrical body, pressure referring to Fig. 1, pressure bolt 1-2 is cuboid or cylindrical body
The height of bolt 1-2 is less than or equal to the height of rubber die cavity, presses the circumferential cross-section and the circumferential cross-section phase of rubber die cavity of bolt 1-2
Match.Preferably, it presses bolt 1-2 and rubber die cavity is cylindrical body, and pressure bolt 1-2 and rubber die cavity are identical cylindrical bodies, so that
Pressure bolt 1-2 can be completely disposed in rubber die cavity, so that rubber size is when rubber die cavity vulcanizes, rubber size can be in first runner
To form exhaust line, the length for measuring exhaust line can detect the mobility of rubber size for flowing in 7.
Specifically, referring to Fig. 1, the lower surface of middle mould 2 is additionally provided with the second flow channel 4 to match with first runner 7, second
The periphery of the first die cavity 3 is arranged in runner 4, and the head end of second flow channel 4 is connected to the first die cavity 3；First die cavity 3 and the second mould
The alignment of chamber 6 is fixed, so that second flow channel 4 is aligned to form rubber runner with first runner 7.Referring to Fig. 1, the circumferential direction of rubber runner
Section is round or semicircle.
Specifically, referring to Fig. 2, Fig. 2 is the top view of the lower die of Fig. 1, as shown in Fig. 2, the quantity of first runner 7 is 3
Item is respectively labeled as first runner 7-1, first runner 7-2 and first runner 7-3 in Fig. 2.Due to second flow channel 4 with it is first-class
Road 7 matches to form rubber runner.
Specifically, the quantity of second flow channel 4 is also 3, the position and runner that second flow channel 4 and first runner 7 are arranged are straight
Diameter matches.The diameter of first runner 7 is respectively 1.0mm, 2.0mm and 3.0mm；The diameter of second flow channel 4 is to be respectively
1.0mm, 2.0mm and 3.0mm, the rubber runner of three different-diameters can be used for detecting the mobility of different rubber compound sizing materials,
The sizing material of the small suitable detection good fluidity of diameter, the sizing material of the big suitable detection poor fluidity of diameter.When detecting, rubber compound
Volume is fixed as 10cm3, rubber compound is taken, specific gravity is measured, the weight needed for being calculated according to specific gravity and volume, needed for cutting out sample and weighing
The rubber compound of weight.Using only a wherein first runner, the head end of the first runner used is connected to the second die cavity 6, remaining
The head end of first runner be not connected to the second die cavity 6.The middle mould and lower die of sulfurizing mould are assembled and fixed, it will be weighed
Rubber compound, it is intracavitary to be placed on rubber pattern, pressure bolt 2-1 alignment rubber die cavity pressure.Mold is placed on vulcanizer, by the sulphur of setting
Change condition is vulcanized.After the completion of vulcanization, mold is taken out, mould and lower die in opening record rubber compound sizing material in rubber runner
The length of flowing.Flow distance is longer, then mobility is better, conversely, mobility is poorer.
Further, the vulcanization of rubber mobility-detected mold of the present embodiment, further includes fixation hole, middle mould 2 and lower die 5
The position that matches is additionally provided with fixation hole, so that middle mould 2 is fixedly connected by fixation hole, pin and bolt with lower die 5.
Further, the vulcanization of rubber mobility-detected mold of the present embodiment, further includes graduated scale, and graduated scale setting is the
The side of one runner 7.The side of first runner 7 is arranged in graduated scale, and graduated scale is labeled the arc length of first runner 7, uses
To judge sizing material in the flow locations of rubber runner.
Further, in the present embodiment, the vulcanization of rubber mobility-detected mold of the application further includes handle, upper mold it is upper
The upper surface of plate 1-1 is fixed with handle, and handle is for facilitating operator that the pressure bolt 1-2 and the first die cavity 3 of middle mould of upper mold is right
Quasi- pressure takes out the pressure bolt 1-2 of upper mold from the first die cavity 3.
The embodiment of the present application provides vulcanization of rubber mobility detection method, comprising the following steps:
The middle mould 2 for the vulcanization of rubber mobility-detected mold for being pre-heated to curing temperature is detachably secured to rubber by step 1
Glue vulcanizes the surface of the lower die 5 of mobility-detected mold, and the first die cavity 3 is aligned fixation with the second die cavity 6 and forms rubber die cavity；
Unvulcanized rubber compound is placed in rubber die cavity by step 2, then by the upper mold 1 of vulcanization of rubber mobility-detected mold
It is placed in rubber die cavity；
The vulcanization of rubber mobility-detected mold of assembling is placed in vulcanizer by step 3, to unvulcanized rubber compound；
After the completion of step 4, vulcanization, sample after vulcanization, the exhaust line length of record vulcanization rubber compound are taken out.
Vulcanization Process of Rubber is a pyroprocess, and volatilization, the rubber compound leakiness that material is had from low temperature to high temperature are empty
Gap, extra rubber compound sizing material extruder discharge, therefore, the vulcanization of rubber needs to be vented, and sulfiding gas is discharged, so extra mixing
Glue sizing material is discharged to form exhaust line from the rubber runner of the application mold.
Specifically, the embodiment of the present application also provides the vulcanization mobility using vulcanization of rubber mobility-detected mold to rubber
Detection test, the specific steps are as follows:
Step 1: taking unvulcanized rubber compound, specific gravity is measured, the weight needed for calculating according to specific gravity and volume is cut out sample and claimed
The rubber compound of required weight is taken, sample should be the subcircular smaller than rubber die cavity diameter.
Step 2: middle mould 2 and lower die 5 are fixed by fixation hole with bolt, the lower surface of middle mould 2 is equipped with second flow channel 4,
The surface of lower die 5 is equipped with first runner 7, and second flow channel 4 is aligned fixation with first runner 7 and forms rubber runner；The pressure bolt of upper mold 1
1-2 is directed at pressure with rubber die cavity, assembles mold, and the curing temperature tested according to plan is in vulcanizing press to the application mould
Tool is preheated；
Step 3: the sample cut out to be placed in the first die cavity 3 of middle mould and the rubber pattern that is formed of the second die cavity 6 of lower die
In chamber, pressure bolt 1-2 is overwhelmed in rubber die cavity, is covered upper mold 1, is vulcanized in vulcanizing press by the conditions of vulcanization of setting；
Step 4: taking out the sample after vulcanizing after the completion of vulcanization, measuring and recording the length of the exhaust line of rubber compound.
Wherein, according to the mobility of rubber compound sizing material quality, the suitable rubber runner progress mobility of diameter may be selected and comment
Valence.
According to the method described above, the vulcanization fluidity test for having carried out 7 kinds of rubber compound sizing materials, uses diameter for the rubber of 3mm
The exhaust line length of runner is evaluated, and carries out phase with the T10 in the Mooney viscosity of rubber compound sizing material and rheometer test result
The analysis of closing property, record result are as follows:
| Sizing material code name | It is vented line length, mm | Mooney viscosity | T10, min (150 DEG C) |
| Sample 1 | 191 | 46.5 | 5.6 |
| Sample 2 | 182 | 51.4 | 3.7 |
| Sample 3 | 173 | 59.7 | 3.8 |
| Sample 4 | 161 | 69.7 | 2.4 |
| Sample 5 | 185 | 56.8 | 5.0 |
| Sample 6 | 185 | 52.0 | 4.0 |
| Sample 7 | 192 | 50.3 | 5.0 |
Fig. 3-4 is please referred to, Fig. 3 is the exhaust line length obtained using the detection of the application and rubber compound sizing material Mooney viscosity
Sexual intercourse analysis chart, R2It is the exhaust line length obtained using the detection of the application and rheometer test greater than 0.88, Fig. 4
The sexual intercourse analysis chart of T10, R2Greater than 0.82.It can be seen that the exhaust line length that rubber compound is obtained using the detection of the application
There is preferable correlation with the T10 result of rubber compound sizing material Mooney and rheometer test, the vulcanization mobility mould applied using this
Tool vulcanization and test sample exhaust line length, can mobility of the effective evaluation sizing material in sulfidation.The exhaust that vulcanization comes out
Line length is longer (such as sample 1, sample 7), then it is better to vulcanize mobility.Wherein, T10 is rubber time of scorch, is before heat cure starts
Delay action time, be equivalent to the induction period of vulcanization reaction, the length of time of scorch has reacted rubber compound vulcanization mobility.
The description of the present application and term " first " in above-mentioned attached drawing, " second ", " third ", " the 4th " etc. are (if deposited
) it is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that use in this way
Data are interchangeable under appropriate circumstances, so that embodiments herein described herein for example can be in addition to illustrating herein
Or the sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that
Cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units need not limit
In step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, produce
The other step or units of product or equipment inherently.
It should be appreciated that in this application, " at least one (item) " refers to one or more, and " multiple " refer to two or two
More than a."and/or" indicates may exist three kinds of relationships, for example, " A and/or B " for describing the incidence relation of affiliated partner
It can indicate: only exist A, only exist B and exist simultaneously tri- kinds of situations of A and B, wherein A, B can be odd number or plural number.Word
Symbol "/" typicallys represent the relationship that forward-backward correlation object is a kind of "or"." at least one of following (a) " or its similar expression, refers to
Any combination in these, any combination including individual event (a) or complex item (a).At least one of for example, in a, b or c
(a) can indicate: a, b, c, " a and b ", " a and c ", " b and c ", or " a and b and c ", and wherein a, b, c can be individually, can also
To be multiple.
The above, above embodiments are only to illustrate the technical solution of the application, rather than its limitations；Although referring to before
Embodiment is stated the application is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution.
Claims (8)
1. a kind of vulcanization of rubber mobility-detected mold characterized by comprising
Upper mold, the upper mold include upper plate and pressure bolt, and the lower surface of the upper plate is arranged in the pressure bolt；
Middle mould, the middle mould are plate structure, and the middle mould is equipped with the first die cavity of perforation；
Lower die, the lower die are plate structure, and the surface of the lower die is equipped with the second die cavity not penetrated through, second die cavity
Periphery is equipped with first runner, and the head end of the first runner be connected to second die cavity, the end of the first runner with outside
Portion's air communication；
The middle mould is detachably secured to the surface of the lower die, and first die cavity is aligned fixed formation with second die cavity
Rubber die cavity, the pressure bolt match with the rubber die cavity, so that the pressure bolt is placed in the rubber die cavity.
2. vulcanization of rubber mobility-detected mold according to claim 1, which is characterized in that the first runner is straight line
Runner or Curved runner.
3. vulcanization of rubber mobility-detected mold according to claim 1, which is characterized in that the pressure bolt be cuboid or
Cylindrical body, the rubber die cavity are cuboid or cylindrical body, and the height of the pressure bolt is less than or equal to the height of the rubber die cavity
Degree, the circumferential cross-section of the pressure bolt and the circumferential cross-section of the rubber die cavity match.
4. vulcanization of rubber mobility-detected mold according to claim 1, which is characterized in that the lower surface of the middle mould is also
Equipped with the second flow channel to match with the first runner, the periphery of first die cavity, and institute is arranged in the second flow channel
The head end for stating second flow channel is connected to first die cavity, and the end of the second flow channel is connected to outside air；
First die cavity is aligned fixation with second die cavity, so that second flow channel is aligned to form rubber with the first runner
Runner.
5. vulcanization of rubber mobility-detected mold according to claim 1, which is characterized in that the circumferential direction of the rubber runner
Section is round or semicircle.
6. vulcanization of rubber mobility-detected mold according to claim 1, which is characterized in that it further include fixation hole, it is described
The fixation hole is arranged in the position that matches of middle mould and the lower die, so that the middle mould passes through the fixation hole, pin and spiral shell
Bolt is fixedly connected with the lower die.
7. vulcanization of rubber mobility-detected mold according to claim 1, which is characterized in that it further include graduated scale, it is described
The side of the first runner is arranged in graduated scale.
8. a kind of vulcanization of rubber mobility detection method, which comprises the following steps:
Step 1 will be pre-heated to vulcanization of rubber mobility-detected mold described in the claim 1-7 any one of curing temperature
Middle mould be detachably secured to the table of the lower die of vulcanization of rubber mobility-detected mold described in claim 1-7 any one
Face, first die cavity are aligned fixation with second die cavity and form rubber die cavity；
Unvulcanized rubber compound is placed in the rubber die cavity by step 2, then by rubber described in claim 1-7 any one
The upper mold of vulcanization mobility-detected mold is placed in the rubber die cavity；
The vulcanization of rubber mobility-detected mold of assembling is placed in vulcanizer by step 3, to the unvulcanized rubber compound；
After the completion of step 4, vulcanization, sample after vulcanization, the exhaust line length of record vulcanization rubber compound are taken out.
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| CN201910615298.XA CN110328787A (en) | 2019-07-09 | 2019-07-09 | Vulcanization of rubber mobility-detected mold and vulcanization of rubber mobility detection method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203401692U (en) * | 2013-07-24 | 2014-01-22 | 台州市海门橡塑有限公司 | Multilayer vulcanization die |
| CN208714368U (en) * | 2018-07-26 | 2019-04-09 | 扬州大学 | A kind of flange form water lubricated rubber bearing mold |
| CN210415163U (en) * | 2019-07-09 | 2020-04-28 | 万力轮胎股份有限公司 | Rubber vulcanization fluidity detection mold |
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2019
- 2019-07-09 CN CN201910615298.XA patent/CN110328787A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203401692U (en) * | 2013-07-24 | 2014-01-22 | 台州市海门橡塑有限公司 | Multilayer vulcanization die |
| CN208714368U (en) * | 2018-07-26 | 2019-04-09 | 扬州大学 | A kind of flange form water lubricated rubber bearing mold |
| CN210415163U (en) * | 2019-07-09 | 2020-04-28 | 万力轮胎股份有限公司 | Rubber vulcanization fluidity detection mold |
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