CN209409060U - A kind of mold vulcanizing four shearing-type test specimens for injecting glue - Google Patents
A kind of mold vulcanizing four shearing-type test specimens for injecting glue Download PDFInfo
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- CN209409060U CN209409060U CN201821928680.3U CN201821928680U CN209409060U CN 209409060 U CN209409060 U CN 209409060U CN 201821928680 U CN201821928680 U CN 201821928680U CN 209409060 U CN209409060 U CN 209409060U
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- shearing
- plate
- steel plate
- type test
- injecting glue
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- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of molds for vulcanizing four shearing-type test specimens for injecting glue, including cope plate, middle template, lower template, locating piece and pressure plate, the middle template is equipped with several steel plate locating slots, can accommodate one group of four shearing-type test specimen in the steel plate locating slot；The thickness of the middle template is of same size with test specimen light plate；Female mould cavities are equipped in the cope plate, female mould cavities bottom is equipped with several through-holes；The pressure plate lower surface is equipped with convex flat platform, and the shape and size of convex flat platform and the shape and size of female mould cavities match.Mold provided by the utility model, four shearing-type test piece moulds are designed using injecting glue feeding mode for the first time, appropriate rubber unvulcanizate need to be only put into cope plate die cavity, cover pressure plate, utilize the pressure of vulcanizing press, rubber unvulcanizate injection is located between the steel plate in middle template steel plate locating slot, solves the problems, such as four shearing-type test specimen manufacturing process light plate location difficulties, inconvenient perfectly.
Description
Technical field
The utility model relates to a kind of molds for vulcanizing four shearing-type test specimens for injecting glue, belong to vibration isolator rubber bearing skill
Art field.
Background technique
For manufacturing the rubber material of vibration isolator rubber bearing, need to measure its modulus of shearing, equivalent damping ratio, shearing
The reverse cyclic loadings time data/coherency of the temperature dependency of modulus and equivalent damping ratio, modulus of shearing and equivalent damping ratio is destroyed and is cut
Stress and destruction shearing strain.According to GB20688.1-2007 " rubber support part 1: vibration isolator rubber bearing test method "
In the 5.8th testing shear performance tested, wherein 5.8.3 regulation shearing-type rubber test piece generally uses two shearing-type rubber
Test specimen and four shearing-type rubber test pieces.But two shearing-type test specimens are difficult to fix on conventional electronic tension tester,
Need to redesign fixed device.Generally use the testing shear performance that four shearing-type test specimens carry out rubber material.
The method of four shearing-type test specimens of existing preparation is broadly divided into two classes: one kind is using half finished rubber preparation examination
Half finished rubber is put into progress compression molding heat bonding molding in sulfurizing mould with the steel plate for coating adhesive by sample, secondly
It is that sample is prepared using the sheet rubber of vulcanization, that is, takes the sheet rubber of four pieces of same sizes, with adhesive by sheet rubber and steel plate
It carries out cold-adhered and prepares sample, since cold-adhered does not have mold positioning, it is necessary to repeatedly adjust the position of steel plate and rubber slab
It sets, the steel plate to guarantee both ends is conllinear with rubber slab center.
It is all made of uncured rubber both at home and abroad at present and prepares four shearing-type test specimens, and it is used to vulcanize four shearing-type test specimens
Mold be made of upper and lower mould and central block three parts, in practical applications, if it is very few to launch unvulcanized glue amount, will lead to
Test specimen starved；If it is excessive to launch unvulcanized glue amount, it is difficult to mold, excessive glue is unsmooth, operating difficulties and test specimen bondline thickness deviation
Greatly, it is unfavorable for the accurate four shearing-type test specimens of manufactured size.
Utility model content
Purpose: in order to overcome the deficiencies in the prior art, the utility model provides a kind of for injecting glue vulcanization four
The mold of shearing-type test specimen.
Technical solution: in order to solve the above technical problems, the technical solution adopted by the utility model is:
A kind of mold vulcanizing four shearing-type test specimens for injecting glue, including cope plate, lower template, locating piece and binder
Plate further includes middle template, and the middle template is equipped with several steel plate locating slots, and one group of four shearing can be accommodated in steel plate locating slot
Type test specimen；The thickness of the middle template is of same size with test specimen light plate；Female mould cavities, female are equipped in the cope plate
Bottom of chamber portion is equipped with several through-holes；The pressure plate lower surface is equipped with convex flat platform, the shape and size of convex flat platform and female mould cavities
Shape and size match.
Further, the steel plate locating slot is the narrow symmetrical structure in intermediate wide both sides, steel plate locating slot middle area
The width in domain is equal to the sum of locating piece width and two pieces of steel plate thickness, and the length of intermediate region is equal to the length of the upper and lower steel plate of test specimen
Degree.
Further, the width of the locating piece is identical as the spacing of the upper and lower steel plate of test specimen, locating piece thickness and middle template
Thickness is identical.
Further, two sides of the locating piece length direction are perpendicular equipped with the steel plate of test specimen two ends can be allowed to be inserted into
Straight groove.
Further, the side of the cope plate female mould cavities and bottom edge angle are 91 ~ 95 °, the pressure plate convex flat platform
Side and top margin angle be 91 ~ 95 °.
Further, the lead to the hole site in the cope plate female mould cavities corresponds to the test specimen in middle template steel plate locating slot
Rubber filling position between steel plate.
Further, the mold further includes positioning pin, the lower template, middle template, be respectively equipped on cope plate it is several
Pin hole, the pin hole that positioning pin insertion is located on same vertical line are positioned.
Further, the lower template, middle template, be respectively equipped with three pin holes on cope plate, three in same level
A pin hole is located at three apexes of triangle, and the positioning pin is correspondingly provided with three.
The utility model has the advantages that a kind of mold for vulcanizing four shearing-type test specimens for injecting glue provided by the utility model, is adopted for the first time
Four shearing-type test piece moulds are designed with injecting glue feeding mode, i.e., rubber unvulcanizate need to be only put into cope plate die cavity, be covered
Rubber unvulcanizate injection is located between the steel plate in middle template steel plate locating slot by pressure plate using the pressure of vulcanizing press,
Four shearing-type test specimen manufacturing process light plate location difficulties, inconvenient are solved the problems, such as perfectly.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of four shearing-type test specimens；
Fig. 2 is mold sections schematic diagram provided by the utility model；
Fig. 3 is that steel plate needed for test specimen is put into the structural schematic diagram after mold；
Fig. 4 is lower template structural schematic diagram；
Fig. 5 is middle formwork structure schematic diagram；
Fig. 6 is cope plate structural schematic diagram；
Fig. 6-1 is cope plate schematic cross-section；
Fig. 7 is pressure plate structural schematic diagram；
Fig. 7-1 is pressure plate schematic cross-section；
Fig. 8 is positioning block structure schematic diagram；
Fig. 9 is locating pin structure schematic diagram.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
As shown in Fig. 1 ~ Fig. 8, a kind of mold vulcanizing four shearing-type test specimens for injecting glue, including cope plate 1, lower template
2, locating piece 5 and pressure plate 4 further include middle template 3, and the middle template 3 is equipped with several steel plate locating slots 31, and a steel plate is fixed
One group of four shearing-type test specimen 8 can be accommodated in the slot of position；The thickness of the middle template 3 of same size, institute with test specimen light plate 81
The width for stating steel plate is 30mm.Consider the size of mold, sets two steel plate locating slots 31, corresponding, locating piece 5 in the present embodiment
Quantity is two.
The steel plate locating slot 31 is the narrow symmetrical structure in intermediate wide both sides, the width etc. of 31 intermediate region of steel plate locating slot
In the sum of 5 width of locating piece and two pieces of 81 thickness of steel plate, the steel plate thickness is 3mm, the length of intermediate region is equal on test specimen,
The length of lower steel plate, the steel plate length are 120mm.Template and locating slot fixation steel plate position in, positioning are more convenient, more
Precisely, the size precision of sheet rubber is improved.
The width of the locating piece 5 is identical as the spacing of the upper and lower steel plate of test specimen, and the width of locating piece 5 is 13mm；Locating piece
5 thickness is identical as the thickness of middle template, locating piece with a thickness of 30mm.5 length direction of locating piece, two sides are equipped with can
The vertical groove 51 for allowing the steel plate of test specimen two ends to be inserted into.
Female mould cavities 11 are equipped in the cope plate 1,11 bottom of female mould cavities is equipped with several through-holes 12；The pressure plate 4
Lower surface is equipped with convex flat platform 41, and the shape and size of the shape and size and female mould cavities 11 of convex flat platform 41 match, pressure plate 4
Convex flat platform 41 can just be embedded in the female mould cavities 11 of cope plate 1, squeeze half finished rubber therein, make rubber flow into
Between steel plate in template.
The depth of the female mould cavities 11 is 20mm, and 11 side of female mould cavities and bottom edge angle are 91 ~ 95 °, preferably
93°；The height of the convex flat platform 41 is 20mm, and 41 side of convex flat platform and top margin angle are 91 ~ 95 °, preferably 93 °.
12 position of through-hole in the cope plate female mould cavities 11 corresponds to the test specimen steel in middle template steel plate locating slot 31
Rubber filling position 82 between plate.
The mold further includes positioning pin 6, as shown in figure 9, being respectively equipped on the cope plate 1, middle template 3, cope plate 2
Three pin holes 7, three pin holes in same level are located at three apexes of triangle, as shown in FIG. 4,5,6, 7；Positioning pin
6 are correspondingly provided with three, and positioning pin insertion is located at the pin hole on same vertical line and is positioned.
The application process of mold provided by the utility model is as follows:
Positioning pin 6 is inserted into first in the pin hole of lower template 2, middle template 3 is put in by middle 3 pin hole of template alignment positioning pin 6
In lower template 2, locating piece 5 and the required steel plate 81 for coating adhesive are put into designated position, i.e. locating piece and upper and lower steel plate
It is put into steel plate locating slot intermediate region, the steel plate of test specimen two ends is inserted into the vertical recessed of the two sides of 5 length direction of locating piece respectively
In slot 51.Then cope plate 1 is covered, 1 pin hole of cope plate is directed at positioning pin 6, cope plate is added in unvulcanized sizing material on demand
In female mould cavities 11, pressure plate 4 is covered, the convex flat platform 41 of pressure plate is embedded just below in the female mould cavities 11 of cope plate.Finally will
Assembled mold is placed on vulcanizing press, and unvulcanized sizing material is entered by the through-hole 12 of 11 bottom of female mould cavities to be needed to fill
Between the steel plate of rubber, by required conditions of vulcanization, compression moulding.
It is efficiently solved in practical applications using four shearing-type test specimens of the molding mold cure production of injecting glue
The control problem of the amount of half finished rubber is launched, so that operating easier, four shearing-type test specimen bondline thickness sizes of production
Precision is higher.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of mold for vulcanizing four shearing-type test specimens for injecting glue, including cope plate, lower template, locating piece and pressure plate,
It is characterized by also including middle template, the middle template is equipped with several steel plate locating slots, can accommodate in the steel plate locating slot
One group of four shearing-type test specimen；The thickness of the middle template is of same size with test specimen light plate；It is equipped in the cope plate recessed
Shape die cavity, female mould cavities bottom are equipped with several through-holes；The pressure plate lower surface is equipped with convex flat platform, the shape and size of convex flat platform
Match with the shape and size of female mould cavities.
2. the mold according to claim 1 for vulcanizing four shearing-type test specimens for injecting glue, it is characterised in that: the steel plate
Locating slot is the narrow symmetrical structure in intermediate wide both sides, and the width of steel plate locating slot intermediate region is equal to locating piece width and two
The sum of block steel plate thickness, the length of intermediate region are equal to the length of the upper and lower steel plate of test specimen.
3. the mold according to claim 1 for vulcanizing four shearing-type test specimens for injecting glue, it is characterised in that: the positioning
The width of block is identical as the spacing of the upper and lower steel plate of test specimen, and locating piece thickness is identical as middle template thickness.
4. the mold according to claim 1 for vulcanizing four shearing-type test specimens for injecting glue, it is characterised in that: the positioning
Two sides in block length direction are equipped with the vertical groove that the steel plate of test specimen two ends can be allowed to be inserted into.
5. the mold according to claim 1 for vulcanizing four shearing-type test specimens for injecting glue, it is characterised in that: the upper mold
The side of plate female mould cavities and bottom edge angle are 91 ~ 95 °, and the side of the pressure plate convex flat platform and top margin angle are 91 ~ 95 °.
6. the mold according to claim 1 for vulcanizing four shearing-type test specimens for injecting glue, it is characterised in that: the upper mold
Lead to the hole site in plate female mould cavities corresponds to the rubber filling position between the test specimen steel plate in middle template steel plate locating slot.
7. the mold according to claim 1 for vulcanizing four shearing-type test specimens for injecting glue, it is characterised in that: the mold
It further include positioning pin, the lower template, middle template are respectively equipped with several pin holes on cope plate, and positioning pin insertion is located at same perpendicular
Pin hole on straight line is positioned.
8. the mold according to claim 7 for vulcanizing four shearing-type test specimens for injecting glue, it is characterised in that: the lower die
Plate, middle template are respectively equipped with three pin holes on cope plate, and three pin holes in same level are located at three vertex of triangle
Place, the positioning pin are correspondingly provided with three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821928680.3U CN209409060U (en) | 2018-11-22 | 2018-11-22 | A kind of mold vulcanizing four shearing-type test specimens for injecting glue |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821928680.3U CN209409060U (en) | 2018-11-22 | 2018-11-22 | A kind of mold vulcanizing four shearing-type test specimens for injecting glue |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209409060U true CN209409060U (en) | 2019-09-20 |
Family
ID=67934695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821928680.3U Active CN209409060U (en) | 2018-11-22 | 2018-11-22 | A kind of mold vulcanizing four shearing-type test specimens for injecting glue |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209409060U (en) |
-
2018
- 2018-11-22 CN CN201821928680.3U patent/CN209409060U/en active Active
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