CN206048598U - A kind of bonded washer forming die structure - Google Patents
A kind of bonded washer forming die structure Download PDFInfo
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- CN206048598U CN206048598U CN201621070155.3U CN201621070155U CN206048598U CN 206048598 U CN206048598 U CN 206048598U CN 201621070155 U CN201621070155 U CN 201621070155U CN 206048598 U CN206048598 U CN 206048598U
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- seal
- mould core
- boss
- skeleton
- bonded washer
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Abstract
This utility model provides a kind of bonded washer forming die structure, including lower mould core rod and upper mould core, the first seal boss is provided with described lower mould core rod, the second seal boss is provided with described upper mould core, described lower mould core rod and upper mould core matched moulds in place after, seal die cavity is collectively forming by the skeleton in lower mould core rod, upper mould core and bonded washer, boss is provided with the inside of the skeleton, described boss is located in seal die cavity, and described the first seal boss, the second seal boss cover the second bonding plane on skeleton medial surface.Contact area between skeleton and seal sizing material can be increased using this utility model, and make the skeleton surface of the bonded washer product after molding not bag seal sizing material completely, so as to the bonding reliability that is effectively improved between skeleton and seal and the presentation quality of whole bonded washer product, and then improve the qualification rate of bonded washer shaped article.
Description
Technical field
This utility model is related to bonded washer mould structure technical field, does not glue bone more particularly, to seal sizing material is improved
A kind of bonded washer forming die structure of frame.
Background technology
Bonded washer as shown in Figure 1 is mainly used between valve cover and bolt, play sealing machine oil, prevent machine oil from
The effect oozed out in bolt and valve cover connecting sewing, its basic structure include being mutually permanently connected all-in-one-piece skeleton 2 and close
Envelope body 1, described seal 1 are typically rubber mass.
In order that the seal 1 in combinations thereof packing ring is bonded together well with skeleton 2, it will usually by seal 1
Sizing material suitably extend on 2 surface of skeleton, form seal extension 11 as shown in Figure 1, also, the seal extend
The encapsulated width dimensions in portion 11 need in more than 0.5mm, otherwise, the sizing material of the seal extension 11 will part or whole circle stick up
Rise, not only had a strong impact on the presentation quality of whole bonded washer product, and reduced viscous between seal 1 and skeleton 2
Knot reliability.In addition, if the 11 encapsulated width dimensions of seal extension on 2 surface of skeleton are less than 0.5mm, again can frequency
The phenomenon that numerous sizing material for seal 1 occur is separated from each other with skeleton 2, makes the qualification rate of bonded washer product there was only 20%, so as to
The production cost of bonded washer product is caused to be substantially increased.
Utility model content
The technical problems to be solved in the utility model is：For the problem that prior art is present, there is provided a kind of bonded washer
Forming die structure, improves the presentation quality and conforming product rate of bonded washer shaped article.
The technical problems to be solved in the utility model employs the following technical solutions to realize：A kind of bonded washer mould
Structure, including lower mould core rod and upper mould core, arrange the first seal boss on the lower mould core rod, arrange on the upper mould core
Second seal boss, the lower mould core rod and upper mould core matched moulds in place after, by lower mould core rod, upper mould core and bonded washer
Skeleton be collectively forming seal die cavity, boss is set on the inside of the skeleton, the boss is located in seal die cavity, described the
One seal boss, the second seal boss cover the second bonding plane on skeleton medial surface.
Preferably, it is that integrated molding is fixedly connected between described boss and skeleton.
Preferably, described boss is cylindrical structure.
Preferably, described lower mould core rod and upper mould core matched moulds in place after, second bonding plane is close relative to first
Envelope boss medial surface, the indent of the second seal boss medial surface are less than or equal to 0.5mm.
Preferably, the second described bonding plane is planar annular.
Preferably, between the first described seal boss and lower mould core rod and/or the second described seal boss and upper mould
It is that integrated molding is fixedly connected between core rod.
Preferably, the first described seal boss, the cross sectional shape of the second seal boss are ladder structure of right angle.
Compared with prior art, the beneficial effects of the utility model are：By boss, and boss position are arranged on the inside of skeleton
In seal die cavity so that the first bonding plane, second bonding plane of hierarchic structure are defined on the inside of skeleton, increased skeleton with
Contact area between seal sizing material, so as to improve the bonding reliability between seal and skeleton on bonded washer product
Property；Further, since the first seal boss, the second seal boss cover the second bonding plane on skeleton medial surface, using this contracting
Entering structure can avoid the seal on the bonded washer product after molding that seal extension, i.e. bone are formed on skeleton surface
The frame surface not sizing material of bag seal completely, therefore, effectively prevent because seal extension occurs part or whole circle is tilted
Caused by whole bonded washer product Appearance quality defect and the seal for frequently occurring and skeleton between be separated from each other, make
The qualification rate of bonded washer shaped article is greatly lifted, the section of the production cost of advantageously combined packing ring shaped article
Subtract.
Description of the drawings
Fig. 1 is the structural representation of existing bonded washer product.
Fig. 2 is a kind of structural map of bonded washer forming die structure of this utility model.
Fig. 3 is the partial enlarged drawing at A in Fig. 2.
Fig. 4 is the structural representation of the bonded washer shaped article processed using this utility model.
In figure, component token name claims：1- seals, 2- skeletons, mould core rod under 3-, 4- upper mould cores, 5- seal die cavities,
11- seal extensions, the first bonding planes of 21-, the second bonding planes of 22-, 23- boss, the first seal bosses of 31-, 41- second are close
Envelope boss.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with the accompanying drawings and specifically
Embodiment is described in detail to this utility model.It should be appreciated that specific embodiment described herein is only to explain this
Utility model, is not used to limit this utility model.
Bonded washer forming die structure as shown in Figure 2 and Figure 3, mainly including lower mould core rod 3 and upper mould core 4, under
The first seal boss 31 is fixedly installed on mould core rod 3, the second seal boss 41 is fixedly installed on upper mould core 4, instantly mould mould
Core 3 and 4 matched moulds of upper mould core in place after, together form one by lower mould core rod 3, upper mould core 4 and the skeleton 2 in bonded washer
The seal die cavity 5 of individual enclosed construction.Boss 23 is fixedly installed on the inside of skeleton 2, described boss 23 is located at seal die cavity 5
It is interior, and the first seal boss 31, the second seal boss 41 cover the second bonding plane 22 on 2 medial surface of skeleton, therefore, mould instantly
Core rod 3 and 4 matched moulds of upper mould core in place after, second bonding plane 22 will relative to 31 medial surface of the first seal boss, the
The backward indent certain distance of two seal bosses, 41 medial surface, the indent are designated as W.Generally, second bonding plane 22 relative to
First seal boss, 31 medial surface, 41 medial surface of the second seal boss indent W be 0.05mm, 0.1mm, 0.15mm,
0.2mm、0.25mm、0.3mm、0.35mm、0.4mm、0.45mm、0.5mm。
In the production process of bonded washer, as boss 23 is arranged on the inside of skeleton 2, and the boss 23 is located at seal
In die cavity 5, so that the first bonding plane 21 of hierarchic structure, the second bonding plane 22 on the inside of skeleton 2, are defined, to increase skeleton 2
And the contact area between the sizing material of seal 1, improves between the seal 1 and skeleton 2 after bonded washer molding on product
Cohesion reliability；During bonded washer formed product, the sizing material of seal 1 produces indentation relative to skeleton 2, to avoid
Seal 1 after molding forms seal extension, i.e. 2 surface of the skeleton not glue of bag seal 1 completely on 2 surface of skeleton
Material, as shown in figure 4, there is part in the seal extension or whole circle is tilted such that it is able to be effectively prevented from, after improve molding
Whole bonded washer product presentation quality, and ensure the bonding reliability between seal 1 and skeleton 2, greatly improve
The qualification rate of bonded washer shaped article, is effectively reduced the production cost of bonded washer shaped article.Jing calculates, and adopts
After bonded washer forming die structure with 1 sizing material indentation mode of above-mentioned seal, the bonded washer shaped article for being produced
Qualification rate is more than 90%.
In combinations thereof mold for gasket structure, integrated molding between boss therein 23 and skeleton 2, is preferably
It is fixedly connected, between first seal boss 31 and lower mould core rod 3, between second seal boss 41 and upper mould core 4
It is that integrated molding is fixedly connected to be preferably also, and to ensure the mechanical strength of skeleton 2, lower mould core rod 3, upper mould core 4, and then is improved
The Forming Quality of the bonded washer shaped article for being produced.Wherein, the boss 23 adopts cylindrical structure, and described second glues
Junction 22 is designed to annular plane structure, and first seal boss 31, the cross sectional shape of the second seal boss 41 are designed as directly
Angle trapezium structure, not only contributes to improve the shaping speed of bonded washer product, and is conducive to improving seal 1 and skeleton 2
Between bonding reliability and bonded washer shaped article presentation quality, finally lift bonded washer molding as shown in Figure 4 and produce
The qualification rate of product.
Preferred embodiment of the present utility model is the foregoing is only, not to limit this utility model, should be referred to
Go out, all any modification, equivalent and improvement made within spirit of the present utility model and principle etc. all should be included
Within protection domain of the present utility model.
Claims (7)
1. a kind of bonded washer forming die structure, including lower mould core rod (3) and upper mould core (4), on the lower mould core rod (3)
First seal boss (31) is set, the second seal boss (41) is set on the upper mould core (4), the lower mould core rod (3) with
Upper mould core (4) matched moulds in place after, be collectively forming by lower mould core rod (3), upper mould core (4) and the skeleton (2) in bonded washer
Seal die cavity (5), it is characterised in that：Boss (23) is set on the inside of the skeleton (2), and the boss (23) is positioned at sealing build
In chamber (5), first seal boss (31), the second seal boss (41) cover the second bonding plane on skeleton (2) medial surface
(22)。
2. a kind of bonded washer forming die structure according to claim 1, it is characterised in that：Described boss (23) with
It is that integrated molding is fixedly connected between skeleton (2).
3. a kind of bonded washer forming die structure according to claim 2, it is characterised in that：Described boss (23) is
Cylindrical structure.
4. a kind of bonded washer forming die structure according to any one of claim 1-3, it is characterised in that：Under described
Mould core rod (3) and upper mould core (4) matched moulds in place after, second bonding plane (22) relative to the first seal boss (31) on the inside of
Face, the indent of the second seal boss (41) medial surface are less than or equal to 0.5mm.
5. a kind of bonded washer forming die structure according to claim 4, it is characterised in that：The second described bonding plane
(22) it is planar annular.
6. a kind of bonded washer forming die structure according to any one of claim 1-3, it is characterised in that：Described
Between one seal boss (31) and lower mould core rod (3) and/or between described the second seal boss (41) and upper mould core (4) it is
Integrated molding is fixedly connected.
7. a kind of bonded washer forming die structure according to claim 6, it is characterised in that：The first described sealing is convex
Platform (31), the cross sectional shape of the second seal boss (41) are ladder structure of right angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621070155.3U CN206048598U (en) | 2016-09-22 | 2016-09-22 | A kind of bonded washer forming die structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621070155.3U CN206048598U (en) | 2016-09-22 | 2016-09-22 | A kind of bonded washer forming die structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206048598U true CN206048598U (en) | 2017-03-29 |
Family
ID=58367013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621070155.3U Active CN206048598U (en) | 2016-09-22 | 2016-09-22 | A kind of bonded washer forming die structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206048598U (en) |
-
2016
- 2016-09-22 CN CN201621070155.3U patent/CN206048598U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171114 Address after: 610000 Chengdu, Shuangliu District, Sichuan Dongsheng Street in the southern section of the double Avenue, No. 1077 Patentee after: Chengdu Shengbang Seals Co., Ltd. Address before: 610000 Chengdu, Shuangliu District, Sichuan Dongsheng Street in the southern section of the double Avenue, No. 1077 Patentee before: Chengdu Sheng special rubber products Co., Ltd. |
|
| TR01 | Transfer of patent right |