CN216099951U - Deep groove pattern oblique parting tire mold - Google Patents

Abstract

The utility model particularly relates to a deep groove decorative pattern slant parting tire mould belongs to the tire mould field, includes: the mould ring is annular and comprises a plurality of combined mould modules, a plurality of pattern groove groups are arranged on the inner sides of the combined mould modules, an included angle is formed between each pattern groove group and the axial direction of each combined mould module, and the abutting surface between every two adjacent combined mould modules is arranged along each pattern groove group; the two side plates are respectively arranged on two inner side surfaces of the die ring and matched with the die ring; the steel rings are arranged between the two side plates and matched with the two side plates. Set up certain slant angle through the butt face with the assembling die piece, make its orientation setting along the decorative pattern groove, avoid the butt face through longer decorative pattern muscle, make the butt face as far as possible on the decorative pattern groove, tread groove ditch base rubber limit produces on the reduction tire to reduce spilling over of sizing material extravagant, reduced tire manufacturing cost, improved tire appearance quality simultaneously.

Description

Deep groove pattern oblique parting tire mold

Technical Field

The application relates to the field of tire molds, in particular to a deep groove pattern oblique parting tire mold.

Background

The tire mold is used for producing tires with various patterns by applying temperature, time and pressure vulcanization conditions to a formed tire blank and enabling the tire blank to flow between a mold cavity and a vulcanization capsule through rubber materials.

Because the decorative pattern piece on tire surface sets up along the slant usually, therefore also set up along the slant with the decorative pattern groove that the decorative pattern piece corresponds on tire mould, and traditional deep groove decorative pattern tire mould is perpendicular somatotype tire mould, perpendicular somatotype mould can't avoid the butt surface to pass through broad decorative pattern muscle, on the tire that produces after this kind of mould compound die vulcanization, there is great tire rubber limit in the tread groove on the tire that corresponds with the decorative pattern muscle, not only cause spilling over of sizing material extravagant, tire manufacturing cost has been increased, still inconvenient clearance, influence the outward appearance of tire.

SUMMERY OF THE UTILITY MODEL

The application provides a tire mould is divided to zanjon decorative pattern slant to there is the technical problem of great tire rubber limit in the tread groove on the perpendicular somatotype mould compound die vulcanization back tire of solving prior art.

The application provides a deep groove decorative pattern slant parting tire mould includes:

the mould ring is annular and comprises a plurality of combined mould modules, a plurality of pattern groove groups are arranged on the inner sides of the combined mould modules, included angles are formed between the pattern groove groups and the axial directions of the combined mould modules, and abutting surfaces between two adjacent combined mould modules are arranged along the pattern groove groups;

the two side plates are respectively arranged on two inner side surfaces of the mold ring and matched with the mold ring;

the steel rings are arranged between the two side plates and matched with the two side plates.

Optionally, an included angle between the abutting surface and the vertical surface between two adjacent combined die blocks is-15 to 15 degrees.

Optionally, the pattern groove group includes a plurality of pattern grooves arranged at intervals, and an avoiding groove is formed between the pattern grooves through which the abutting surfaces between two adjacent combined mold blocks pass, so that the pattern grooves are communicated with each other through the avoiding groove.

Optionally, the depth of the clearance groove is 2 mm-5 mm.

Optionally, the width of the clearance groove is 3 mm-5 mm.

Optionally, the mold further comprises a base and an upper cover, wherein the base and the upper cover are respectively arranged on one side of the two side plates far away from the mold ring.

Optionally, the mold further comprises an arch seat, and the arch seat is arranged on the outer periphery side of the mold ring.

Optionally, a pattern block positioning table is arranged on the outer peripheral side of the combined mold block, and a positioning groove matched with the positioning table is arranged on the inner side face of the arched seat.

Optionally, the arch base and the upper cover are connected through a T-shaped guide block.

Optionally, the mold further comprises a middle sleeve, the middle sleeve is arranged on the outer peripheral side of the arch seat, and the arch seat is connected with the middle sleeve through a guide strip.

Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages:

this application embodiment sets up certain slant angle through the butt face with two adjacent assembling die pieces, makes its orientation setting along the decorative pattern groove, avoids the butt face through longer decorative pattern muscle, makes the butt face make the tread groove base rubber limit produce on the decorative pattern groove as far as possible, reduces tread groove base rubber limit on the tire to reduce spilling over of sizing material extravagant, reduced tire manufacturing cost, improved tire appearance quality simultaneously.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic view of an internal structure of a deep groove pattern oblique parting tire mold according to embodiment 1 of the present application;

fig. 2 is a front view of a mold ring of a deep groove pattern oblique parting tire mold according to embodiment 1 of the present application;

fig. 3 is a schematic view of an inner side surface unfolding structure of a deep groove pattern oblique parting tire mold provided in embodiment 1 of the present application;

FIG. 4 is a schematic view of section B-B of FIG. 3;

fig. 5 is a transverse cross-sectional view of a deep groove pattern oblique parting tire mold provided in embodiment 1 of the present application;

fig. 6 is a transverse cross-sectional view of a deep groove pattern oblique parting tire mold according to embodiment 2 of the present application.

Reference numerals:

1-a combined die block, 2-a die ring, 3-a pattern groove group, 4-a pattern groove, 5-a side plate, 6-an empty avoiding groove, 7-a positioning table, 8-a pattern rib, 9-a steel ring, 10-an arch seat, 11-a middle sleeve, 12-an upper cover, 13-a base, 14-a guide strip, 15-a T-shaped guide block and 16-a protruding plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Example 1

As shown in fig. 1 to 5, a deep groove pattern oblique parting tire mold includes:

the mold ring 2 is annular and comprises a plurality of combined mold modules 1, a plurality of pattern groove groups 3 are arranged on the inner sides of the combined mold modules 1, the pattern groove groups 3 and the combined mold modules 1 are arranged in an included angle in the axial direction, abutting surfaces between two adjacent combined mold modules 1 are arranged along the pattern groove groups 3, the included angle between the abutting surfaces between two adjacent combined mold modules 1 and a vertical surface is-15 degrees, and pattern block positioning tables 7 are arranged on the outer peripheral sides of the combined mold modules 1;

the two side plates 5 are respectively connected to two inner side surfaces of the mold ring 2, and are matched with the mold ring 2 through two steel rings 9, the steel rings 9 are arranged between the two side plates 5, and the two steel rings 9 are matched with the two side plates 5;

the base 13 is arranged at the bottom of the lower side plate 5;

the upper cover 12 is arranged at the top of the upper side plate 5;

the arc seat 10 is arranged on the outer peripheral side of the die ring 2, a positioning groove matched with the positioning table 7 is formed in the inner side face of the arc seat 10, and the arc seat 10 is connected with the upper cover 12 through a T-shaped guide block 15;

the middle sleeve 11 is arranged on the outer periphery of the arched seat 10, and the arched seat 10 is connected with the middle sleeve 11 through a guide strip 14.

In this embodiment, the abutting surface is arranged along the tread grooves 4, if the inclination angle of the tread grooves 4 is different on the same mold ring 2, the angle of the abutting surface is also different, so that even if the rubber edge is generated on the tire after the mold closing and vulcanization, the rubber edge can also be generated on the narrower tread groove between two adjacent blocks of the tire.

Set up certain slant angle through the butt face with assembling die block 1, make its orientation setting along checkered groove 4, avoid the butt face through longer decorative pattern muscle 8, make the butt face as far as possible on checkered groove 4, reduce tread groove base rubber limit production on the tire to reduce spilling over of sizing material extravagant, reduced tire manufacturing cost, improved tire appearance quality simultaneously.

As shown in fig. 3 and 4, in some embodiments, the set of sipes 4 includes a plurality of sipes 4 disposed at intervals, and a clearance groove 6 is opened between the sipes 4 through which the abutting surface between two adjacent combined mold blocks 1 passes, so that the sipes 4 communicate with each other through the clearance groove 6.

Through set up between a plurality of decorative pattern groove 4 that the butt face passes through keep away empty groove 6, can form on the tire after corresponding compound die vulcanization keeps away empty platform, keeps away empty platform and fills the tread pattern groove of narrower between the decorative pattern piece for the tire surface forms a continuous strip arch along the direction of butt face, and then avoids the production of gluey limit in the tire tread pattern groove.

In some embodiments, the depth of the clearance groove 6 is 2mm to 5mm, the width of the clearance groove 6 is 3mm to 5mm, the arrangement is such that the depth of the clearance groove 6 is different from the depth of the lug groove 4, the tire surface after mold closing and vulcanization forms continuous strip-shaped bulges so as to avoid the generation of rubber edges in the tire groove, and the clearance groove 6 with the width of 3mm to 5mm can ensure the formation of a stable clearance platform on the tire surface.

In some embodiments, the assembling die block 1 is matched with the positioning groove on the inner side of the arched seat 10 through the positioning table 7, and is connected with the middle sleeve 11 through the guide strip 14 through the bolt connection, the upper side of the arched seat 10 is connected with the upper cover 12 through the T-shaped guide block 15, through the up-down movement of the upper cover 12, the abutting surface of the assembling die block 1 is abutted against the abutting surface of the adjacent assembling die block 1, the die assembly can be completed, and the assembling is convenient.

Example 2

On the basis of the embodiment 1, as shown in fig. 6, one side abutting surface of the combined die module 1 is provided with a protruding plate 16, the other side abutting surface is provided with a groove, and the protruding plate 16 and the groove of two adjacent combined die modules 1 are matched with each other. So set up for combine inseparabler between compound die module 1 after the compound die, simultaneously, the gap that mutually supports outstanding board 16 and recess and make the sizing material overflow is more tortuous, and the volume of overflowing of sizing material is less.

In some embodiments, the protruding plate 16 is arranged close to the inner side of the combined die block 1, and the thickness of the protruding plate 16 is 1/5-1/3 of the wall thickness of the combined die block 1, so that the overflow of the sizing material is further reduced.

In some embodiments, the protruding plate 16 is in clearance fit with the groove, the mold expands after being heated, the protruding plate 16 is in clearance fit with the groove, and the glue is not easy to overflow.

In some embodiments, the protruding plate 16 and the groove are not disposed on one abutting surface of the mold ring 2, and the arrangement is such that, during mold closing, a first combined mold block 1 having the protruding plate 16 on one side and no groove on the other side is selected, then a second combined mold block 1 having the protruding plate 16 and the groove on both sides is selected, the groove of the second combined mold block 1 is aligned with the protruding plate 16 of the first combined mold block 1 and abutted against the protruding plate 16, then a third mold block and a fourth mold block having the protruding plate 16 and the groove on both sides are selected, respectively, and the protruding plate 16 and the groove are sequentially matched and abutted against each other, and finally an N +1 combined mold block 1 having the groove on one side and no protruding plate 16 on the other side is selected, the groove of the N +1 combined mold block 1 and the N mold block 16 are matched and abutted against the abutting surface of the N +1 combined mold block 1, the die assembly can be completed, and the die assembly can be conveniently carried out by the arrangement.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides a deep groove pattern slant parting tire mould which characterized in that includes:

the mould ring (2) is annular and comprises a plurality of combined mould modules (1), a plurality of pattern groove groups (3) are arranged on the inner side of each combined mould module (1), the pattern groove groups (3) and the axial direction of the combined mould modules (1) form included angles, and abutting surfaces between every two adjacent combined mould modules (1) are arranged along the pattern groove groups (3);

the two side plates (5) are respectively arranged on two inner side surfaces of the mold ring (2), and the side plates (5) are matched with the mold ring (2);

the steel rings (9) are arranged between the two side plates (5), and the two steel rings (9) are respectively matched with the two side plates (5).

2. The deep groove pattern oblique parting tire mold of claim 1, characterized in that the abutting surface between two adjacent combined mold blocks (1) forms an included angle of-15 ° to 15 ° with the vertical surface.

3. The deep groove pattern oblique parting tire mold according to claim 1, characterized in that the groove group (3) comprises a plurality of grooves (4) arranged at intervals, and a clearance groove (6) is arranged between the grooves (4) through which the abutting surface between two adjacent combined mold blocks (1) passes, so that the grooves (4) are communicated through the clearance groove (6).

4. The deep groove pattern oblique parting tire mold of claim 3, wherein the depth of the clearance groove (6) is 2mm to 5 mm.

5. The deep groove pattern oblique parting tire mold of claim 3, wherein the width of the clearance groove (6) is 3mm to 5 mm.

6. The deep groove pattern oblique parting tire mold of claim 1, further comprising a base (13) and an upper cover (12), wherein the base (13) and the upper cover (12) are respectively disposed on one side of the two side plates (5) far away from the mold ring (2).

7. The deep groove pattern oblique parting tire mold of claim 6, further comprising an arcuate seat (10), wherein the arcuate seat (10) is provided on an outer peripheral side of the mold ring (2).

8. The deep groove pattern oblique parting tire mold of claim 7, characterized in that the outer periphery side of the combined mold module (1) is provided with a pattern block positioning table (7), and the inner side surface of the arch seat (10) is provided with a positioning groove matched with the positioning table (7).

9. The deep groove pattern oblique parting tire mold of claim 7, characterized in that said arcuate seat (10) and upper cover (12) are connected by a T-shaped guide block (15).

10. The deep groove pattern oblique parting tire mold of claim 7, characterized in that, the mold further comprises a middle sleeve (11), the middle sleeve (11) is arranged at the outer periphery of the arch seat (10), and the arch seat (10) is connected with the middle sleeve (11) through a guide strip (14).

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