CN217704318U - O-shaped ring mold structure - Google Patents

Abstract

The utility model discloses a O type circle mould structure, including cope match-plate pattern and lower bolster, the cope match-plate pattern is established the lower bolster below, wherein: the surface of the upper template, which is opposite to the lower template, is provided with a boss, and the lower template is provided with a flow stabilizing groove which is matched with the boss; an upper half groove is formed in the boss, a lower half groove is formed in the flow stabilizing groove, and the upper half forms a forming cavity with the lower half groove; through the design of the flow stabilizing groove and the boss structure, the matching surface of the cavity between the upper template and the lower template is in concave-convex fit, the structure can reduce the unit consumption of rubber materials, reduce the material cost, lighten the burden for the product trimming process and increase the product percent of pass.

Description

O-shaped ring mold structure

Technical Field

The utility model relates to a sealing washer production correlation equipment technical field especially relates to a O type circle mould structure.

Background

Technical scheme that prior art took to O type circle mould structure relies on the smart guide pillar guide pin bushing location of mould for cope match-plate pattern and the direct plane cooperation contact of lower bolster, and the shortcoming of this technique is:

(1) the upper template and the lower template are matched in a plane, a mold cavity is directly sunken on the template, in the vulcanization process, the contact surface of the template is too large, the flash is difficult to be thinned, the subsequent trimming process is greatly influenced, and the product use is directly influenced.

(2) When low-hardness rubber is produced, the upper template and the lower template are matched in a plane, the rubber material is low-hardness rubber, the flowability is quicker in the vulcanization process, partial rubber material directly overflows from gaps of the templates, the material shortage of a mold cavity product is caused, and redundant material directly flows out to waste the production cost.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem who exists among the background art, the utility model provides an O type circle mould structure.

The utility model provides a pair of O type circle mould structure, including cope match-plate pattern and lower bolster, the cope match-plate pattern is established the lower bolster below, wherein:

the surface of the upper template, which is opposite to the lower template, is provided with a boss, and the lower template is provided with a flow stabilizing groove which is matched with the boss;

an upper half groove is formed in the boss, a lower half groove is formed in the flow stabilizing groove, and the upper half forms a forming cavity with the lower half groove;

through the design of the flow stabilizing groove and the boss structure, the matching surface of the cavity between the upper template and the lower template is in concave-convex fit, the structure can reduce the unit consumption of rubber materials, reduce the material cost, lighten the burden for the trimming process of products and increase the product percent of pass.

As the utility model discloses the scheme of further optimization, when template and lower bolster are contradicted, the bottom surface in steady flow groove with the upper surface of boss is contradicted, just half type groove down with half type groove group becomes the die cavity, prescribes a limit to the displacement of cope match-plate pattern on the one hand, the shaping of the sealing washer of being convenient for on the other hand.

In order to further reduce sizing material unit consumption, increase product percent of pass, conduct the utility model discloses the scheme of further optimization, be equipped with the reference column in the steady flow groove of lower bolster, it has the constant head tank to open on the boss, the reference column with the constant head tank matches.

As a further optimized scheme of the utility model, the upper surface of reference column with the upper surface of lower bolster is in the coplanar, and then the drawing of patterns of being convenient for.

As a further optimized proposal of the utility model, the lug boss is a lug boss with the inclination of 1-5 degrees, and the inclination of the surface of the lug boss opposite to the lower template in some embodiments is 2 degrees.

For the convenience of the installation or the dismantlement of cope match-plate pattern, as the utility model discloses the scheme of further optimization, be equipped with the extension rod on the cope match-plate pattern, this extension rod can be equipped with two sets ofly, and two sets of extension rods distribute and be in the both sides that the cope match-plate pattern is relative increase equilibrium, and then the performance of increase product.

As a scheme of the utility model, it has the upper joint opening to open on the cope match-plate pattern, it has lower joint opening to pull to open on the lower bolster, and then is convenient for to the installation location of cope match-plate pattern and lower bolster.

As a further optimized solution of the present invention, the upper clamping opening is staggered with the lower clamping opening.

As a scheme of the utility model further optimizing, the cope match-plate pattern with the one side that the lower bolster is relative and/or the lower bolster with open the die sinking opening in the one side that the cope match-plate pattern is relative, the drawing of patterns of being convenient for.

In some embodiments, it is preferable that the upper mold plate and/or the lower mold plate further have a glue tearing groove and a glue overflowing groove, the glue overflowing groove is communicated with the molding cavity through the glue tearing groove, specifically, the glue overflowing groove and the glue tearing groove may be respectively provided in plural numbers, one glue overflowing groove is opposite to one glue tearing groove, and the glue tearing grooves are distributed around the cavity, so as to ensure discharge of excess glue and gas, ensure product quality, and improve product yield.

The utility model discloses in, O type circle mould structure that provides, through the design of steady flow groove and boss structure, make the die cavity fitting surface be unsmooth cooperation between cope match-plate pattern and the lower bolster, this structure can reduce the sizing material unit consumption, and the reduction material is positive originally, alleviates the burden for product edging process, increases the product percent of pass.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

FIG. 2 is a partially enlarged view of area A of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a left side view of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar designations denote like or similar elements or elements having like or similar functionality throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

It will be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience and simplicity of description only, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1-4, the O-ring mold structure comprises an upper mold plate 1 and a lower mold plate 2, wherein the upper mold plate 1 is arranged below the lower mold plate 2, and wherein:

the surface of the upper template 1 opposite to the lower template 2 is provided with a boss 10, the boss 10 and the upper template 1 are integrally formed, the lower template 2 is provided with a flow stabilizing groove 20, and the flow stabilizing groove 20 is matched with the boss 10;

an upper half-shaped groove 30 is formed on the boss 10, a lower half-shaped groove 31 is formed in the flow stabilizing groove 20, and a cavity 3 is formed by the upper half and the lower half-shaped groove 31;

specifically, the height of the boss 10 is 10mm, the diameter of the boss 10 is 15mm, the boss 10 is the boss 10 with the inclination of 2 degrees, the depth of the flow stabilizing groove 20 is 10mm, the inner diameter of the flow stabilizing groove 20 is 15mm, the flow stabilizing groove 20 is a groove with the inclination of 2 degrees, the flow stabilizing groove 20 is matched with the boss 10, and the outer diameter of the boss 10 gradually decreases from top to bottom;

preferably, a positioning column 21 is arranged in the flow stabilizing groove 20 of the lower template 2, the positioning column 21 and the lower template 2 are integrally formed, a positioning groove 100 is formed in the boss 10, the positioning column 21 is matched with the positioning groove 100, the contact surface between the upper template 1 and the lower template 2 is further increased during casting, and the machining precision is further increased;

when the template is abutted to the lower template 2, the bottom surface of the flow stabilizing groove 20 is abutted to the upper surface of the boss 10, and the lower half-shaped groove 31 and the upper half-shaped groove 30 form a cavity 3, so that the displacement of the upper template 1 is limited, and the forming of the sealing ring is facilitated;

specifically, the upper surface of the positioning column 21 and the upper surface of the lower template 2 are in the same plane, so that demolding is facilitated;

through the design of the structure of the flow stabilizing groove 20 and the boss 10, the matching surface of the cavity 3 between the upper template 1 and the lower template 2 is concave-convex matched, the structure can reduce the unit consumption of rubber materials, reduce the material cost, lighten the burden for the trimming process of products and increase the product percent of pass.

In order to facilitate the installation or the disassembly of the upper template 1, as a further optimized scheme of the utility model, the upper template 1 is provided with two groups of extension rods 4, the extension rods 4 can be provided with two groups, one group of extension rods 4 comprises two rod bodies, the two rod bodies are respectively fixed on the upper template 1, and the two groups of extension rods 4 are distributed on two opposite sides of the upper template 1, so that the balance is increased, and the performance of the product is further increased;

one surface of the upper template 1 opposite to the lower template 2 and one surface of the lower template 2 opposite to the upper template 1 are both provided with a transversely opened mold opening 5;

an upper clamping opening 6 is vertically formed in the upper template 1, a lower clamping opening 7 is vertically formed in the lower template 2, so that the upper template 1 and the lower template 2 can be conveniently installed and positioned, and particularly, the upper clamping opening 6 and the lower clamping opening 7 are communicated with the die opening 5;

specifically, the upper clamping opening 6 and the lower clamping opening 7 are staggered.

Preferably, the upper template 1 and the lower template 2 are also provided with a glue tearing groove 8 and a glue overflowing groove 9, the glue overflowing groove 9 is communicated with the forming cavity 3 through the glue tearing groove 8,

specifically, the excessive gluey chamber of overflowing of excessive gluey groove 9 relative formation on cope match-plate pattern 1 and the lower bolster 2, it is relative and form to tear gluey chamber to tear gluey groove 8 on cope match-plate pattern 1 and the lower bolster 2, the width in excessive gluey chamber is 5mm, the degree of depth is 0.2mm, it is specific to tear gluey chamber, overflow gluey groove 9 and tear gluey groove 8 and can be equipped with a plurality ofly respectively, it is relative with one gluey groove 8 that tears to overflow gluey groove 9, a plurality ofly tear gluey groove 8 and distribute around die cavity 3, guarantee unnecessary sizing material and gaseous discharge, guarantee product quality, and the product percent of pass is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides a O type circle mould structure, includes cope match-plate pattern and lower bolster, the cope match-plate pattern is established the lower bolster below, its characterized in that:

the surface of the upper template, which is opposite to the lower template, is provided with a boss, and the lower template is provided with a flow stabilizing groove which is matched with the boss;

the boss is provided with an upper half groove, the flow stabilizing groove is internally provided with a lower half groove, and the upper half groove and the lower half groove form a forming cavity.

2. The O-ring mold structure of claim 1, wherein the flow stabilizer channel abuts the boss when the mold plate abuts the lower mold plate.

3. The O-ring mold structure according to claim 1, wherein a positioning column is arranged in the flow stabilizing groove of the lower mold plate, a positioning groove is formed in the boss, and the positioning column is matched with the positioning groove.

4. The O-ring mold structure according to claim 3, wherein an upper surface of the positioning column is in the same plane as an upper surface of the lower mold plate.

5. The O-ring mold structure as claimed in claim 1, wherein the bosses are bosses with a slope of 1 ° to 5 °.

6. The O-ring mold structure according to claim 1, wherein an extension bar is provided on the upper mold plate.

7. The O-ring mold structure according to claim 1, wherein the upper platen has an upper snap opening and the lower platen has a lower snap opening.

8. The O-ring mold structure as claimed in claim 7, wherein the upper snap opening and the lower snap opening are staggered with respect to each other.

9. The O-ring mold structure according to claim 1, wherein an open mold opening is formed in one surface of the upper mold plate opposite to the lower mold plate and/or one surface of the lower mold plate opposite to the upper mold plate.

10. The O-ring mold structure according to any one of claims 1 to 9, wherein the upper mold plate and/or the lower mold plate are further provided with a glue tearing groove and a glue overflowing groove, and the glue overflowing groove is communicated with the molding cavity through the glue tearing groove.

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