CN202006532U - Mould for producing canvas filler rubber diaphragm - Google Patents
Mould for producing canvas filler rubber diaphragm Download PDFInfo
- Publication number
- CN202006532U CN202006532U CN2011201014319U CN201120101431U CN202006532U CN 202006532 U CN202006532 U CN 202006532U CN 2011201014319 U CN2011201014319 U CN 2011201014319U CN 201120101431 U CN201120101431 U CN 201120101431U CN 202006532 U CN202006532 U CN 202006532U
- Authority
- CN
- China
- Prior art keywords
- mould
- groove
- canvas filler
- base cloth
- filler rubber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a mould for producing a canvas filler rubber diaphragm. The mould comprises an upper mould plate, a middle mould plate and a lower mould plate, wherein protrusions are formed on the two largest surfaces of the middle mould plate. When the mould is used for the technical production of the canvas filler rubber diaphragm, a space for correspondingly accommodating base cloth is reserved on rubber thin sheets; the technology can radically solve the problems of deflection and wrinkling of the base cloth and ensures the base cloth is positioned between the rubber thin sheets i.e., in the middle of the canvas filler rubber membrane and flatly spread inside the canvas filler rubber membrane, so as to achieve the effects of supporting and reinforcing. The uniformity of the thickness of the canvas filler rubber diaphragm produced by the mould is further controlled, and the difference value in thickness between the thickest canvas filler rubber diaphragm and the thinnest canvas filler rubber diaphragm is within 0.05 mm. When the mould is used, large-scale equipment is not required to be invested while only a flat plate vulcanizing machine and a vulcanizing mould are needed for the production, so that the production cost is greatly reduced.
Description
Technical field
The utility model relates to a kind of mould that is used to produce the canvas filler rubber diaphragm.
Background technology
In the prior art, the mould of canvas filler rubber diaphragm has only cope match-plate pattern and lower bolster.During production, utilize the mould calendering to obtain rubber sheet, between two rubber sheets, add base cloth again, obtain the canvas filler rubber diaphragm through over cure.Can be when producing canvas filler rubber diaphragm in mold side along overflowing rubber by this mould, form one with rubber sheet after causing base cloth to be offset original position thus; Perhaps the base cloth fold stacks with rubber sheet and forms one.Base cloth plays in the canvas filler rubber diaphragm and supports and booster action, behind skew or the fold, can directly influence the quality of canvas filler rubber diaphragm, is prone to the situation of fracture and distortion when using this canvas filler rubber diaphragm.
The reason of the rubber spillover that occurs when adding folder base cloth after cure is that this groove is used for the rubber sheet shaping because identical with groove volume on cope match-plate pattern, the lower bolster at the rubber sheet volume that is shaped on cope match-plate pattern, the lower bolster.When between rubber sheet, adding the folder base cloth, and continue compacting by the groove on cope match-plate pattern and the lower bolster and must impel rubber softening in forming process to overflow, the rubber volume that overflows is identical with the base cloth volume, and base cloth just can be combined in and make the canvas filler rubber diaphragm between two rubber sheets and under the compacting of cope match-plate pattern, lower bolster like this.
Rubber flows and not only to cause the problem of skew of base cloth position and fold, also influences the thickness homogeneity of the canvas filler rubber diaphragm of making, and makes the became uneven of canvas filler rubber film.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of mould that is used to produce the canvas filler rubber diaphragm, and this mould can effectively be avoided the problem of skew of base cloth position and fold in process of production.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: this mould comprises cope match-plate pattern and lower bolster at least, described cope match-plate pattern is provided with and is used for the groove that rubber sheet is shaped, described lower bolster is provided with and is used for the groove that rubber sheet is shaped, groove shapes size on the described cope match-plate pattern is identical with the groove shapes size on the lower bolster, this face that described cope match-plate pattern is provided with groove is relative with this face that lower bolster is provided with groove, described mould also comprises middle template, template is tabular in described, template all is provided with projection in described on the surface of two maximums, described projection is with respect to the center line symmetry of middle template, described height of projection is less than depth of groove, described protruding the widest part width is less than recess width, and the strong point length of described projection is less than groove length.
The rubber that all softens when adding the base cloth sulfuration in the prior art produces and flows, and this is that the rubber that causes base cloth to add after-tack overflows to space outerpace because base cloth has occupied groove and has been the space that rubber sheet provides.The rubber that flows further causes displacement and fold problem.By utilizing mould of the present utility model, can be so that the rubber sheet that arrives surface forms concave surface, the space that this concave surface forms effectively solves base cloth and holds the problem that time space occupies, base cloth add and sulfuration form one after the space that forms of former concave surface refill with regard to the rubber that is softened, and vacate enough spaces and be used to hold base cloth.Ruan Hua rubber just can not overflow to space outerpace like this, and base cloth can displacement and fold yet.
As of the present utility model preferred, described convex surfaces is sphere.So just can form the dome shape concave surface on the rubber sheet surface.Concave surface can be guaranteed the filling of rubber softening time space for this structure and reach ideal state, avoid producing bubble.
As of the present utility model preferred, described projection is cuboid.So just can form plane concave surface on the rubber sheet surface.The spatial form that is formed by concave surface is rectangular-shaped like this, and such design can be accurate calculates the space size, and then space and base cloth are mated.
As of the present utility model preferred, described convex surfaces is wavy surface.So just can form wavy concave surface on the rubber sheet surface.The part that projection is just arranged at the concave surface place of rubber sheet like this, projection just can play the effect of support base cloth when two sheet laminations up and down, and base cloth is on the same plane, can guarantee after the sulfuration that base cloth is in the middle of two rubber sheets.
The utility model adopts technique scheme: be reserved with the space that correspondence is held base cloth on the rubber sheet when producing rubber diaphragm by the utility model technology, this technology can thoroughly solve the problem of base cloth skew and fold, can make base cloth be positioned at rubber sheet and be positioned at the middle of diaphragm and divide, play thus and support and booster action in diaphragm inside.The thickness evenness that utilizes this mould to produce the rubber diaphragm of gained is further controlled, and its thick Yu the thinnest difference is in 0.05mm.Need not to drop into main equipment when utilizing this mould, only need dull and stereotyped vulcanizing machine and sulfurizing mould to produce, thereby greatly reduce production cost.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is used to produce the mould of canvas filler rubber diaphragm for the utility model the mould of first kind of embodiment uses schematic diagram I;
Fig. 2 is used to produce the mould of canvas filler rubber diaphragm for the utility model the mould of first kind of embodiment uses schematic diagram II;
Fig. 3 is used to produce the mould of canvas filler rubber diaphragm for the utility model the mould of first kind of embodiment uses schematic diagram III;
Fig. 4 is used to produce the mould of canvas filler rubber diaphragm for the utility model the mould of first kind of embodiment uses schematic diagram IV;
Fig. 5 is used to produce the mould structure schematic diagram of second kind of embodiment of the mould of canvas filler rubber diaphragm for the utility model;
Fig. 6 is used to produce the mould structure schematic diagram of the third embodiment of the mould of canvas filler rubber diaphragm for the utility model.
The specific embodiment
First kind of embodiment of the utility model, as shown in Figure 1, this mould comprises cope match-plate pattern 1, middle template 2 and lower bolster 3.Mould adopts metal material to make, and the ferrous material of general hardness gets final product.Be provided with on cope match-plate pattern 1 and be used for the groove 4 that rubber sheet 7 is shaped, the space of this groove 4 is flat cylindric; Also be provided with on the lower bolster 3 and be used for the groove 4 that rubber sheet 7 is shaped, the space of this groove 4 is flat cylindric.Groove 4 shape sizes on cope match-plate pattern 1, the lower bolster 3 are identical.Cope match-plate pattern 1 is positioned at the top of lower bolster 3, and this face that cope match-plate pattern 1 is provided with groove 4 is relative with this face that lower bolster 3 is provided with groove 4.Middle template 2 is tabular, and long-pending maximum surface is respectively equipped with a projection 5 in middle template 2 upper and lower surfaces, and the surface of this projection 5 is sphere.The center line of two middle relatively templates 2 of projectioies 5 is the position relation of symmetry.The maximum gauge of projection 5 is less than the diameter of groove 4, and therefore projection 5 all is positioned at groove 4 after cope match-plate pattern 1, lower bolster 3 and middle template 2 are closed up.
During production, as shown in Figure 1, with middle template 2 as for cope match-plate pattern 1 centre with lower bolster 3, the top of template 2 and be positioned at groove 4 belows of cope match-plate pattern 1 during quantitative half finished rubber 6 is placed on; In the groove 4 of lower bolster 3, also quantitatively place half finished rubber 6.Cope match-plate pattern 1 moves downward, lower bolster 3 moves upward, and matched moulds carries out presulfurization, form rubber sheet 7 and stick to cope match-plate pattern 1 and lower bolster 3 on, this matched moulds process need be controlled rubber temperature and be controlled at 80Kgf/m at 165 ℃, pressure
2, the press time is 15 seconds.As shown in Figure 2, on the template 2, lower bolster 3 was pressed on the middle template 2 during cope match-plate pattern 1 was pressed on behind the matched moulds.The projection 5 on middle template 2 two sides all is embedded in the groove 4, and by the confined space that cope match-plate pattern 1 and middle template 2 form, this space is tamped by the half finished rubber 6 on the template 2 in being placed on originally; By the confined space that lower bolster 3 and middle template 2 form, the half finished rubber 6 that this space is placed in lower bolster 3 grooves 4 originally tamps.On cope match-plate pattern 1 and lower bolster 3, just formed rubber sheet 7 behind the matched moulds, and the part indent that contacts with the projection 5 of middle template 2 of rubber sheet 7 and the concave surface 9 that is dome shape.
After rubber sheet 7 was produced, middle template 2 broke away from mould, and rubber sheet 7 still is fitted on cope match-plate pattern 1 and the lower bolster 3.As shown in Figure 3, with cut and did in advance surface-treated base cloth 8 and be placed in the middle of cope match-plate pattern 1 and the lower bolster 3, matched moulds is once more done optimum cure and is shaped and handles.As shown in Figure 4, in this process, need the control rubber temperature to be controlled at 150Kgf/m at 165 ℃, pressure
2, the press time is 10 minutes.After the optimum cure, base cloth 8 incorporates in the rubber sheet 7 fully, and makes the rubber sheet 7 of presulfurization be able to full cure, obtains having the canvas filler rubber diaphragm of stable performance.
In the optimum cure process, the concave surface 9 of rubber sheet 7 provides the space for holding base cloth 8, and this is because the volume in the space that is formed by the concave surface 9 of two rubber sheets 7 is identical with the volume of base cloth 8.The shape of rubber sheet 7 is the same with groove 4 shapes of shaping usefulness, and the surface of be shaped rubber sheet 7 edges, back and cope match-plate pattern 1, lower bolster 3 maintains an equal level.After adding folder base cloth 8, the space that base cloth 8 occupies is just provided by the space that the concave surface 9 of two rubber sheets 7 forms, and so just the phenomenon that rubber overflows can not occur.And then avoid causing the problem of base cloth 8 skews, fold because rubber flows, can also avoid problem because of the mobile diaphragm thickness inequality that causes of rubber.
Second kind of embodiment of the utility model, as shown in Figure 5, the difference of this embodiment and first kind of embodiment is the projection 5 on the middle template 2 of mould, and projection 5 is rectangular-shaped, and the catercorner length of projection 5 is less than the diameter of groove 4.Concave surface in the pre-vulcanization process on the rubber sheet of production gained just is plane, and the space that concave surface forms is rectangular-shaped.Such design can be accurate calculate the space size, and then space and base cloth are mated.
The third embodiment of the utility model, as shown in Figure 6, the difference of this embodiment and first kind of embodiment is the projection 5 on the middle template 2 of mould, projection 5 is wavy.Concave surface in the pre-vulcanization process on the rubber sheet of production gained just is wavy, and the space that concave surface forms is wavy.Projection 5 part is just arranged at concave surface 9 places of rubber sheet 7 like this, and projection 5 just can play the effect of support base cloth 8 when two sheet laminations up and down, and base cloth 8 is on the same plane, can guarantee after the sulfuration that base cloth 8 is in the middle of two rubber sheets 7.
Claims (4)
1. mould that is used to produce the canvas filler rubber diaphragm, described mould comprises cope match-plate pattern (1) and lower bolster (3) at least, described cope match-plate pattern (1) is provided with and is used for the groove (4) that rubber sheet (7) is shaped, described lower bolster (3) is provided with and is used for the groove (4) that rubber sheet (7) is shaped, groove (4) shape size on the described cope match-plate pattern (1) is identical with groove (4) the shape size on the lower bolster (3), this face that described cope match-plate pattern (1) is provided with groove (4) is relative with this face that lower bolster (3) is provided with groove (4), it is characterized in that: described mould also comprises middle template (2), template (2) is tabular in described, template (2) all is provided with projection (5) in described on the surface of two maximums, described projection (5) is with respect to the center line symmetry of middle template (2), described projection (5) height is less than groove (4) degree of depth, described projection (5) the widest part width is less than groove (4) width, and the strong point length of described projection (5) is less than groove (4) length.
2. according to the described mould of claim 1, it is characterized in that: described projection (5) surface is sphere.
3. according to the described mould of claim 1, it is characterized in that: described projection (5) is cuboid.
4. according to the described mould of claim 1, it is characterized in that: described projection (5) surface is wavy surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201014319U CN202006532U (en) | 2011-04-06 | 2011-04-06 | Mould for producing canvas filler rubber diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201014319U CN202006532U (en) | 2011-04-06 | 2011-04-06 | Mould for producing canvas filler rubber diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202006532U true CN202006532U (en) | 2011-10-12 |
Family
ID=44748193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201014319U Expired - Fee Related CN202006532U (en) | 2011-04-06 | 2011-04-06 | Mould for producing canvas filler rubber diaphragm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202006532U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729491A (en) * | 2011-04-06 | 2012-10-17 | 杭州藤仓橡胶有限公司 | Preparing method and special-purpose die for rubber diaphragm with interlayer |
| CN108381831A (en) * | 2018-02-11 | 2018-08-10 | 江苏神通阀门股份有限公司 | A kind of vulcanization formation method of intermediate patch canvas rolling diaphragm |
| CN109659490A (en) * | 2019-01-07 | 2019-04-19 | 宁波必霸能源有限公司 | Button cell cathode of lithium molding equipment and forming method |
| CN111844813A (en) * | 2020-07-31 | 2020-10-30 | 宁波泰科威橡胶科技有限公司 | Membrane preforming process |
-
2011
- 2011-04-06 CN CN2011201014319U patent/CN202006532U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102729491A (en) * | 2011-04-06 | 2012-10-17 | 杭州藤仓橡胶有限公司 | Preparing method and special-purpose die for rubber diaphragm with interlayer |
| CN102729491B (en) * | 2011-04-06 | 2014-10-08 | 杭州藤仓橡胶有限公司 | Preparing method and special-purpose die for rubber diaphragm with interlayer |
| CN108381831A (en) * | 2018-02-11 | 2018-08-10 | 江苏神通阀门股份有限公司 | A kind of vulcanization formation method of intermediate patch canvas rolling diaphragm |
| CN109659490A (en) * | 2019-01-07 | 2019-04-19 | 宁波必霸能源有限公司 | Button cell cathode of lithium molding equipment and forming method |
| CN109659490B (en) * | 2019-01-07 | 2024-03-26 | 宁波必霸能源有限公司 | Button cell lithium negative electrode forming equipment and forming method |
| CN111844813A (en) * | 2020-07-31 | 2020-10-30 | 宁波泰科威橡胶科技有限公司 | Membrane preforming process |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202006532U (en) | Mould for producing canvas filler rubber diaphragm | |
| CN102729491B (en) | Preparing method and special-purpose die for rubber diaphragm with interlayer | |
| CN206736080U (en) | A kind of hot-work die of glass bending shaping | |
| CN109665702A (en) | A kind of processing method and its mold of bend glass | |
| CN105234239A (en) | Large-curvature three-dimensional hook face multi-step forming method based on gradually-changed mold molded face | |
| CN204914338U (en) | Rubber presss from both sides cloth diaphragm forming device in advance | |
| CN201220252Y (en) | Calendering mould for workpiece having complicated shape | |
| CN207657317U (en) | A kind of mask of bend glass cover board | |
| CN206789566U (en) | A kind of lithium ion battery Soft Roll rushes shell mould | |
| CN202607925U (en) | Die for cold-forming pressing | |
| CN112287470A (en) | Flattening method for eliminating bulge defect of wide and thick plate by utilizing flattening machine | |
| CN207811558U (en) | A kind of 3D curved surfaces mobile phone glass cover board hot bending graphite jig | |
| CN204182827U (en) | A kind of bender shaping for doorframe band iron curved arc | |
| CN203018744U (en) | Prismatic center pillar ri-shaped magnetic core forming mould | |
| CN206375816U (en) | A kind of mould of the side hot bending products of 3D tetra- | |
| CN206263034U (en) | A kind of lug bending shaping mechanism | |
| CN101920291A (en) | Mould equipped with leveling screw fixing plates of upper mould and lower mould | |
| CN204564942U (en) | A kind of liner plate shaping mould | |
| CN205020636U (en) | U type bolt forming die | |
| CN209440660U (en) | A kind of polymer battery shell of tank stamping device | |
| CN106944547A (en) | A kind of stamping system of Automobile Right suspension link | |
| CN107601829B (en) | 3D glass forming die structure | |
| CN106734583A (en) | A kind of integrally formed stamping mold of flanging hole flanging | |
| CN207057417U (en) | A kind of positioning flange molding structure in repair-punch moulds | |
| CN206632208U (en) | A kind of electronics symmetrical member product mold |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111012 Termination date: 20140406 |