CN220039969U - Manufacturing tool for hot vulcanization shear sample - Google Patents
Manufacturing tool for hot vulcanization shear sample Download PDFInfo
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- CN220039969U CN220039969U CN202321195644.1U CN202321195644U CN220039969U CN 220039969 U CN220039969 U CN 220039969U CN 202321195644 U CN202321195644 U CN 202321195644U CN 220039969 U CN220039969 U CN 220039969U
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- template
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- metal sheet
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- 238000004073 vulcanization Methods 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000002184 metal Substances 0.000 claims abstract description 35
- 230000006978 adaptation Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 6
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 description 3
- 239000004636 vulcanized rubber Substances 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
The utility model relates to the technical field of rubber performance detection and discloses a manufacturing tool for a hot vulcanization shear sample, which comprises a first template component, wherein a second template component is arranged at the top of the first template component, a metal sheet is arranged at the top of the first template component, a film stock is arranged at the top of the metal sheet, a positioning block is arranged at the top of the film stock, the manufacturing tool for the hot vulcanization shear sample is clamped with a positioning column through a positioning hole, the first template component and the second template component can not be dislocated in installation, the positioning block can not flex the metal sheet when the mold is pressurized, the rubber loss of the film stock due to high temperature can be effectively prevented, the thickness of the rubber sheet can be ensured, the die can ensure that the error of the length and the width of an adhesive surface is greatly reduced, and the consistency of the center lines of the two metal sheets in the loading force direction is ensured, so that the detection data of the shear sample is more accurate.
Description
Technical Field
The utility model relates to the technical field of rubber performance detection, in particular to a manufacturing tool for a hot vulcanization shear sample.
Background
A method for measuring tensile shear strength of vulcanized rubber and metal bond. The detection range is the shear strength of the rubber and two parallel metal sheets prepared under the specified conditions and the shear strength of the rubber and the metal after vulcanization adhesion. The utility model mainly aims at the preparation of a shear strength sample for detecting the vulcanized and bonded rubber and metal, and the preparation of the vulcanized rubber and metal bonded shear sample is completed by vulcanizing two metal sheets with a vulcanizing machine for raw rubber sheets under high temperature and pressure for a specified time.
The traditional hot vulcanization shear sample manufacturing tool is easy to misplace, bend, flex and skew a shear sample vulcanized under the clamping of no die, and the accuracy of the width and the length of an adhesive surface is difficult to reach 0.05mm. Meanwhile, the raw rubber sheet is in a flowing state after being pressurized at high temperature, rubber is easy to run off and pollute in the vulcanization process, and the thickness of the adhesive rubber sheet cannot meet the standard requirement of (2.0+/-0.10) mm.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a manufacturing tool for a hot vulcanization shear sample, which has the advantages of strong practicability and accurate detection data of the shear sample, and solves the problems proposed by the background art.
The utility model provides the following technical scheme: the utility model provides a preparation frock of hot vulcanization shear specimen, includes template subassembly one, template subassembly one's top is equipped with template subassembly two, template subassembly one's top is equipped with the sheetmetal, the top of sheetmetal is equipped with the stock, the locating piece is installed at the top of stock.
As a preferable technical scheme of the utility model, the first template component comprises a lower template, wherein the top of the lower template is respectively provided with a positioning hole, an upper cavity and a positioning groove, the inner wall of the upper cavity is provided with a lower cavity, the outer walls of the two sides of the lower template are respectively provided with a groove, and the bottom of the lower template is provided with a round hole.
As a preferable technical scheme of the utility model, the lower die cavity and the positioning grooves are vertically distributed at the top of the lower die plate, the lower die cavity and the positioning grooves are rectangular, three positioning holes are uniformly distributed at the top of the lower die plate, the positioning grooves are clamped with the positioning blocks, the height of the lower die cavity is lower than that of the upper die cavity, the height of the positioning grooves is higher than that of the lower die cavity, the round holes penetrate through the lower die plate, and the sizes and the shapes of the lower die cavity and the upper die cavity meet the length of the bonded sample meeting the standard requirement.
As a preferable technical scheme of the utility model, the second template assembly comprises an upper template, a positioning column is fixedly assembled at the bottom of the upper template, and a handle is arranged at the top of the upper template.
As a preferable technical scheme of the utility model, the diameter of the positioning column is matched with the diameter of the positioning hole, the positioning column is clamped with the positioning hole, the number of the positioning columns is three, the three positioning columns are in one-to-one correspondence with the positioning holes, and the bottom of the upper template is attached to the top of the lower template.
As a preferable technical scheme of the utility model, the thickness of the raw rubber sheet is reduced by the thickness of the upper metal sheet and the lower metal sheet, the area of the metal sheet can be matched with the area of the lower cavity, and the first template component and the second template component are cuboid.
Compared with the prior art, the utility model has the following beneficial effects:
the first, the utility model can make the first template assembly and the second template assembly not have dislocation in installation through the clamping connection of the positioning hole and the positioning column, the positioning block can make the metal sheet not have deflection when the die is pressurized, the utility model can effectively prevent the rubber quantity loss of the rubber sheet due to high temperature vulcanization, can ensure the thickness of the rubber sheet, the die ensures that the length and width errors of the bonding surface are accurate to 0.05mm, and simultaneously ensures that the center lines of the two metal sheets in the loading force direction are consistent, so that the detection data of the shear test sample is more accurate.
Secondly, the manufacturing tool of the hot vulcanization shear sample is clamped with the positioning groove through the positioning block, the sizes of the lower cavity and the upper cavity are designed according to the size of the qualified sample, the positioning block can fix the metal sheet in the inner wall of the lower cavity, deformation phenomena such as dislocation, bending and deflection of the metal sheet during vulcanization pressurization can be effectively avoided, and the dislocation of the bonding surface during vulcanization shear sample is not more than 0.2mm.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a raw rubber sheet structure according to the present utility model;
FIG. 3 is a schematic view of the lower template structure of the present utility model;
FIG. 4 is a schematic view of a circular hole structure of the present utility model;
FIG. 5 is a schematic view of a film stock according to the present utility model;
FIG. 6 is a schematic diagram of a second embodiment of the template assembly of the present utility model.
In the figure: 1. a first template component; 101. a lower template; 102. positioning holes; 103. a lower cavity; 104. an upper cavity; 105. a positioning groove; 106. a groove; 107. a round hole; 2. a second template component; 201. an upper template; 202. positioning columns; 203. a handle; 3. a metal sheet; 4. film stock; 5. and (5) positioning blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, a tool for manufacturing a hot vulcanization shear sample comprises a first template component 1, wherein a second template component 2 is arranged at the top of the first template component 1, a metal sheet 3 is arranged at the top of the first template component 1, a raw rubber sheet 4 is arranged at the top of the metal sheet 3, and a positioning block 5 is arranged at the top of the raw rubber sheet 4.
Referring to fig. 4, the first template assembly 1 includes a lower template 101, a positioning hole 102, an upper cavity 104 and a positioning slot 105 are respectively formed at the top of the lower template 101, a lower cavity 103 is formed in the inner wall of the upper cavity 104, grooves 106 are formed on the outer walls of two sides of the lower template 101, a circular hole 107 is formed in the bottom of the lower template 101, and by using the above structure, the tool in the lower template 101 can be conveniently removed through the circular hole 107 as can be known through the arrangement and the position characteristics of the circular hole 107, so that the convenience of the device is improved.
Referring to fig. 3, the lower cavity 103 and the positioning groove 105 are vertically distributed on the top of the lower mold plate 101, the lower cavity 103 and the positioning groove 105 are rectangular, three positioning holes 102 are uniformly distributed on the top of the lower mold plate 101, the positioning groove 105 is clamped with the positioning block 5, the height of the lower cavity 103 is lower than that of the upper cavity 104, the height of the positioning groove 105 is higher than that of the lower cavity 103, the round hole 107 penetrates through the lower mold plate 101, the sizes and the shapes of the lower cavity 103 and the upper cavity 104 meet the standard requirements, and by adopting the structure, the lower cavity 103 and the upper cavity 104 can clamp the samples, so that the metal sheet 3 cannot bend and skew during the sample bonding.
Referring to fig. 6, the second template assembly 2 includes an upper template 201, a positioning column 202 is fixedly assembled at the bottom of the upper template 201, a handle 203 is provided at the top of the upper template 201, by using the above structure, the positions of the positioning column 202 and the positioning hole 102 correspond to each other, and the positioning column 202 can be clamped with the positioning hole 102, so that the first template assembly 1 and the second template assembly 2 can not have a mounting error during the fixed mounting, and the success rate of the device is increased.
Referring to fig. 6, the diameter of the positioning column 202 is adapted to the diameter of the positioning hole 102, the positioning column 202 is clamped with the positioning hole 102, the number of the positioning columns 202 is three, the three positioning columns 202 are in one-to-one correspondence with the positioning hole 102, the bottom of the upper template 201 is attached to the top of the lower template 101, and by using the above structure, the device can shape, transfer heat and pressurize a sample through the clamping of the positioning column 202 and the positioning hole 102.
Referring to fig. 5, the thickness of the raw rubber sheet 4 is reduced by the thickness of the upper and lower metal sheets 3, the area of the metal sheets 3 can be matched with the area of the lower cavity 103, the first template component 1 and the second template component 2 are rectangular, by the above structure, the correct adhesion of the sample can be ensured by subtracting the thickness of the upper and lower metal sheets 3 by the thickness of the raw rubber sheet 4, the error of the length and width of the adhesion surface can be accurate to the standard requirement, and meanwhile, the consistency of the center lines of the loaded force directions of the two metal sheets 3 is ensured, so that the practicability of the device is improved.
The thermal vulcanization shear test specimen is tested by sandwiching a rubber between two parallel metal sheets 3, applying a tensile shear force to the bonding surface of the test specimen, measuring the maximum tensile shear force of the test specimen failure, the maximum tensile shear force per unit bonding area of the test specimen being the tensile shear strength of the bonding of the vulcanized rubber and the metal,
firstly, a piece of metal sheet 3 is put into the inner wall of the lower cavity 103, a positioning block 5 is also put into the inner wall of the lower cavity 103, the positioning block 5 is positioned above the lower cavity 103, a sufficient amount of raw rubber sheet 4 is continuously put into the top of the metal sheet 3 in the direction of the positioning block 5, then a second metal sheet 3 is also put into the inner wall of the second lower cavity 103, an upper template 201 is buckled, a positioning column 202 is clamped with a positioning hole 102, and the press vulcanization is continuously carried out by pushing into a vulcanizing press.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Manufacturing frock of hot vulcanization shear specimen, its characterized in that includes:
a first template component (1);
the second template component (2) and the metal sheet (3) are arranged on the top of the first template component (1);
a stock (4) mounted on top of the metal sheet (3);
and the positioning block (5) is arranged at the top of the raw rubber piece (4).
2. The tooling for manufacturing the heat vulcanized shear sample according to claim 1, wherein: the first template assembly (1) comprises a lower template (101), a positioning hole (102), an upper cavity (104) and a positioning groove (105) are respectively formed in the top of the lower template (101), a lower cavity (103) is formed in the inner wall of the upper cavity (104), grooves (106) are formed in the outer walls of two sides of the lower template (101), and a round hole (107) is formed in the bottom of the lower template (101).
3. The tooling for manufacturing the heat vulcanized shear specimen according to claim 2, wherein: the lower die cavity (103) and the positioning groove (105) are vertically distributed at the top of the lower die plate (101), the lower die cavity (103) and the positioning groove (105) are rectangular, the number of the positioning holes (102) is three, the three positioning holes (102) are uniformly distributed at the top of the lower die plate (101), the positioning groove (105) is clamped with the positioning block (5), the height of the lower die cavity (103) is lower than that of the upper die cavity (104), the height of the positioning groove (105) is higher than that of the lower die cavity (103), and the round hole (107) penetrates through the lower die plate (101).
4. The tooling for manufacturing the heat vulcanized shear sample according to claim 1, wherein: the second template assembly (2) comprises an upper template (201), a positioning column (202) is fixedly arranged at the bottom of the upper template (201), and a lifting handle (203) is arranged at the top of the upper template (201).
5. The tooling for manufacturing the heat vulcanized shear specimen according to claim 4, wherein: the diameter of reference column (202) and the diameter looks adaptation of locating hole (102), reference column (202) and locating hole (102) looks joint, the quantity of reference column (202) has three, and three reference column (202) are the one-to-one relation with locating hole (102), the bottom of cope match-plate pattern (201) is laminated with the top of lower bolster (101) mutually.
6. The tooling for manufacturing the heat vulcanized shear sample according to claim 1, wherein: the thickness of the raw rubber sheet (4) is obtained by subtracting the thicknesses of the upper metal sheet (3) and the lower metal sheet (3), the area of the metal sheet (3) can be matched with the area of the lower cavity (103), and the first template component (1) and the second template component (2) are cuboid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321195644.1U CN220039969U (en) | 2023-05-17 | 2023-05-17 | Manufacturing tool for hot vulcanization shear sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321195644.1U CN220039969U (en) | 2023-05-17 | 2023-05-17 | Manufacturing tool for hot vulcanization shear sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220039969U true CN220039969U (en) | 2023-11-17 |
Family
ID=88741267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321195644.1U Active CN220039969U (en) | 2023-05-17 | 2023-05-17 | Manufacturing tool for hot vulcanization shear sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220039969U (en) |
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2023
- 2023-05-17 CN CN202321195644.1U patent/CN220039969U/en active Active
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