CN212288312U - Improved T-shaped rubber ring die - Google Patents

Abstract

The utility model discloses an improved T-shaped rubber ring mould, which comprises a lower mould, a middle mould and an upper mould, wherein the upper mould is a square plate body, and the center of the square plate body is provided with a fabrication hole; the lower end surface of the upper mould is provided with an annular upper forming groove; the middle-sized plate body is also a square plate body and is matched with the upper-sized plate body in size; the middle-sized central position is provided with a large round hole, and the inner side surface of the large round hole is in a wave shape and comprises a small bulge and a large bulge. The utility model discloses during the implementation, utilize three type structures, make the medium-sized type of going up, down the type cooperation wrap tight contact, utilize type of going up, the typing can effectively improve medium-sized structural strength, prevent that the medium-sized is to the outer inflation of atress warp, the shaping size precision of better assurance T type rubber ring, simultaneously, utilize a plurality of glue channels that overflow in the mould, when the injecting glue shaping, can spill over unnecessary material, guarantee that the sizing material fills the mould good.

Description

Improved T-shaped rubber ring die

Technical Field

The utility model relates to a rubber mold, specific improved generation's mould for T type rubber ring that says so.

Background

The T-shaped rubber ring is a pipeline interface sealing element and is manufactured and processed by a mould, the existing T-shaped rubber ring is simple in structure, and the used production mould is processed by two mould tools, as shown in figure 7, the upper mould and the lower mould are combined into a cavity. However, the existing T-shaped rubber ring is not difficult to meet the use requirements of some products due to the structure. Therefore, the industry has two spherical water sealing surfaces with different sizes, and the two spherical water sealing surfaces with different sizes are utilized to realize better sealing and meet the use requirements of some products.

This kind of follow-on T type rubber ring is because the structure is different with the tradition, when using traditional mould structure to produce, because the existence of two arc sealing surfaces makes the product be difficult to the drawing of patterns, and the product can 'T be taken out, simultaneously, from rubber ring life's needs, the vulcanization time that the sizing material needs is long, and the coking coal time is short, uses current mould to cause easily pounding limit.

In conclusion, the existing traditional die cannot meet the production and use requirements of the improved T-shaped rubber ring.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the not enough that prior art exists, provide one kind and adopt three type structures, the multichannel overflows the mould for improved generation T type rubber ring of gluey way.

In order to achieve the above object, the utility model adopts the following technical scheme: an improved T-shaped rubber ring die comprises a lower die, a middle die and an upper die, wherein the upper die is a square plate body, and a fabrication hole is formed in the center of the square plate body; the lower end surface of the upper mould is provided with an annular upper forming groove; the middle-sized plate body is also a square plate body and is matched with the upper-sized plate body in size; the middle-sized central position is provided with a large round hole, and the inner side surface of the large round hole is in a wave shape and comprises a small bulge and a large bulge; the upper edge and the lower edge of the middle-sized cylinder are both provided with annular matching notches; the center of the lower mould is provided with a matching hole, and four sides of the matching hole are upwards protruded, so that the lower mould is integrally in a similar convex shape; the outer edge size of the lower mold and the outer edge size of the bulge are matched with the size of the fabrication hole of the upper mold, and the bulge of the lower mold is inserted into the fabrication hole after the upper mold and the lower mold are matched, so that the upper mold and the lower mold are tightly matched; the upper surface of the lower mould is provided with an annular lower forming groove; the upper forming groove and the lower forming groove are matched to form a cavity; the middle-sized part is arranged in the cavity, the upper surface and the lower surface of the middle-sized part are tightly matched with the upper end surface and the lower end surface of the cavity in a fitting manner, and the inner side surface of the middle-sized part and the cavity form a forming cavity; the upper forming groove is provided with two annular overflow rubber channels on the annular matching notch and the horizontal matching surface on the upper surface of the middle-sized forming groove; the lower forming groove is provided with two annular underflow rubber channels on the horizontal matching surface with the annular gap on the middle-sized lower surface; two annular underflow rubber channels are arranged on the matching surface of the lower surface of the upper mould and the upper surface of the lower mould.

Further, the outer side surface of the protrusion in the lower mold comprises an upper inclined surface section and a lower vertical section.

Furthermore, after the upper mold is matched with the middle mold, a large spherical cavity and a small spherical cavity are formed.

The utility model discloses during the implementation, utilize three type structures, make the medium-sized type of going up, down the type cooperation wrap tight contact, utilize type of going up, the typing can effectively improve medium-sized structural strength, prevent that the medium-sized is to the outer inflation of atress warp, the shaping size precision of better assurance T type rubber ring, simultaneously, utilize a plurality of glue channels that overflow in the mould, when the injecting glue shaping, can spill over unnecessary material, guarantee that the sizing material fills the mould good.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic cross-sectional structure of the present invention.

Fig. 3 is an exploded view of the present invention.

Fig. 4 is a partial enlarged view of the position a of the present invention.

Fig. 5 is a partial enlarged view of the present invention at B.

Fig. 6 is a partial enlarged view of the present invention at C.

Fig. 7 is a schematic structural view of a conventional two-type T-shaped rubber ring mold.

Detailed Description

For the convenience of further understanding, the present invention will be further described by referring to the embodiments shown in the drawings.

Example (b):

as shown in fig. 1-6, the utility model comprises a lower mold 1, a middle mold 2 and an upper mold 3, wherein the upper mold 3 is a square plate body, and a fabrication hole 4 is arranged in the center of the square plate body; the lower end surface of the upper mould 3 is provided with an annular upper forming groove 5; the middle-sized plate 2 is also a square plate body and is matched with the upper-sized plate 3 in size; a large round hole 6 is arranged at the center of the middle-sized part 2, and the inner side surface 7 of the large round hole 6 is wavy and comprises a small bulge and a large bulge; the upper edge and the lower edge of the middle-sized part 2 are both provided with annular matching gaps 8 and 18; a matching hole 9 is formed in the center of the lower die 1, and four sides of the matching hole 9 are upwards protruded 10, so that the lower die 1 is in a similar convex shape integrally; the outer edge size of the lower mold 1 and the protrusion 10 is matched with the size of the fabrication hole 4 of the upper mold 3, and the protrusion 10 of the lower mold is inserted into the fabrication hole 4 after the upper mold 3 and the lower mold 1 are matched, so that the upper mold 3 and the lower mold 1 are tightly matched; the upper surface of the lower mould 1 is provided with an annular lower forming groove 11; the upper forming groove 5 and the lower forming groove 11 are matched to form a cavity; the middle-sized part 2 is arranged in the cavity, the upper surface and the lower surface of the middle-sized part 2 are tightly matched with the upper end surface and the lower end surface of the cavity, and the inner side surface of the middle-sized part 2 and the cavity form a forming cavity 12; the forming chamber 12 is used for forming the product 13; two annular overflow glue channels 14 and 15 are arranged on the upper forming groove 5 and the horizontal matching surface of the annular matching notch 8 on the upper surface of the middle-sized part 2; the lower forming groove 11 is provided with two annular lower overflow glue channels 16 and 17 on the horizontal matching surface with the annular notch 18 on the lower surface of the middle-sized body 2; two annular underflow rubber channels 19 and 20 are arranged on the matching surface of the lower surface of the upper mold 3 and the upper surface of the lower mold 1. The outer side of the protrusion 10 in the lower mold 1 includes an upper inclined surface section and a lower vertical section. The upper model 3 and the middle model 2 form a big and small spherical cavity after being matched. The upper mold 2 is provided with a plurality of glue injection ports communicated with the upper forming groove 5.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Claims (3)

1. The utility model provides an improved generation T type mould for rubber ring which characterized in that: comprises a lower type, a middle type and an upper type, wherein the upper type is a square plate body, and the center of the square plate body is provided with a fabrication hole; the lower end surface of the upper mould is provided with an annular upper forming groove; the middle-sized central position is provided with a large round hole, and the inner side surface of the large round hole is in a wave shape and comprises a small bulge and a large bulge; the upper edge and the lower edge of the middle-sized cylinder are both provided with annular matching notches; the center of the lower mould is provided with a matching hole, and four sides of the matching hole are upwards protruded, so that the lower mould is integrally in a similar convex shape; the outer edge size of the lower mold and the outer edge size of the bulge are matched with the size of the fabrication hole of the upper mold, and the bulge of the lower mold is inserted into the fabrication hole after the upper mold and the lower mold are matched, so that the upper mold and the lower mold are tightly matched; the upper surface of the lower mould is provided with an annular lower forming groove; the upper forming groove and the lower forming groove are matched to form a cavity; the middle-sized part is arranged in the cavity, the upper surface and the lower surface of the middle-sized part are tightly matched with the upper end surface and the lower end surface of the cavity in a fitting manner, and the inner side surface of the middle-sized part and the cavity form a forming cavity; the upper forming groove is provided with two annular overflow rubber channels on the annular matching notch and the horizontal matching surface on the upper surface of the middle-sized forming groove; the lower forming groove is provided with two annular underflow rubber channels on the horizontal matching surface with the annular gap on the middle-sized lower surface; two annular underflow rubber channels are arranged on the matching surface of the lower surface of the upper mould and the upper surface of the lower mould.

2. An improved T-shaped rubber ring mold as claimed in claim 1, wherein: the outer side surface of the protrusion in the lower mold comprises an upper inclined surface section and a lower vertical section.

3. An improved T-shaped rubber ring mold as claimed in claim 1, wherein: after the upper mold is matched with the middle mold, a large spherical cavity and a small spherical cavity are formed.

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