CN212242053U

CN212242053U - Rubber waterstop flat machine head

Info

Publication number: CN212242053U
Application number: CN202020560689.4U
Authority: CN
Inventors: 程金红
Original assignee: Hebei Weiyuan Rubber Equipment Co ltd
Current assignee: Hebei Weiyuan Rubber Equipment Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-12-29
Anticipated expiration: 2030-04-16

Abstract

The utility model relates to a rubber extrusion equipment technical field especially relates to a rubber waterstop flat plate aircraft nose that uses on rubber extruder. The flow channel structure comprises a front section, a middle section and a rear section, wherein internal flow channels of the front section, the middle section and the rear section are communicated, the front section and the middle section are flat cuboids, and the overall dimension of the middle section is larger than that of the front section; a fixed groove consistent with the outline of the water stop belt is arranged in the front section, and runners with gradually changed shapes are arranged in the middle section and the rear section; the section of the front runner of the middle section is flat rectangle, the section of the rear runner of the middle section is square, the section of the rear section is cylindrical, the central axis of the rear section is concentric with the central axes of the front section and the middle section, the section of the front runner of the rear section is square, and the section of the rear runner of the rear section is circular; the periphery of back end is equipped with a plurality of axial mounting holes, the runner smooth joint in anterior segment, middle section and the back end.

Description

Rubber waterstop flat machine head

Technical Field

The utility model relates to a rubber extrusion equipment technical field especially relates to a rubber waterstop flat plate aircraft nose that uses on rubber extruder.

Background

The rubber water stop is made by using natural rubber or various synthetic rubbers as main raw materials, adding various additives and fillers and then carrying out a plurality of production processes. The rubber waterstop is widely used in construction engineering as an indispensable waterproof material. The existing production process of the rubber water stop is mainly divided into two types, one type is vulcanization compression molding, and the second type is extrusion molding.

The problems of poor dimensional stability, easy flaw of the product waterstop and the like exist in the waterstop flat machine head used by the existing rubber extruder.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provides a dull and stereotyped aircraft nose of rubber waterstop, adopts the syllogic structure, and inside runner is more scientific and reasonable.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a rubber water stop flat machine head comprises a front section, a middle section and a rear section, wherein internal runners of the front section, the middle section and the rear section are communicated, the front section and the middle section are flat cuboids, and the shape size of the middle section is larger than that of the front section; a fixed groove consistent with the outline of the water stop belt is arranged in the front section, and runners with gradually changed shapes are arranged in the middle section and the rear section; the section of the front runner of the middle section is flat rectangle, the section of the rear runner of the middle section is square, the section of the rear section is cylindrical, the central axis of the rear section is concentric with the central axes of the front section and the middle section, the section of the front runner of the rear section is square, and the section of the rear runner of the rear section is circular; the periphery of back end is equipped with a plurality of axial mounting holes, the runner smooth joint in anterior segment, middle section and the back end.

Further optimize this technical scheme, still include dabber and cross slab in the dull and stereotyped aircraft nose of rubber waterstop, the dabber is located the center of the dull and stereotyped aircraft nose of rubber waterstop and runs through anterior segment, middle section and back end, the cross slab is located horizontal central plane and runs through middle section and back end, the dabber sets up in the dull and stereotyped aircraft nose of rubber waterstop with cross slab an organic whole, the anterior follow back of cross slab thins to preceding thickness gradually.

Further optimize this technical scheme, still include the longitudinal baffle in the dull and stereotyped aircraft nose of rubber waterstop, the longitudinal baffle is located vertical central plane and runs through middle section and back end, dabber and longitudinal baffle are integrative to be set up in the dull and stereotyped aircraft nose of rubber waterstop, the anterior from the back of longitudinal baffle to preceding thickness attenuation gradually.

Compared with the prior art, the utility model has the advantages of it is following: 1. the three-section structure is beneficial to ensuring that the internal flow passage can be more reasonably arranged; 2. the transverse partition plate is arranged, so that the structure is favorable for ensuring that the molten rubber flows more uniformly in the machine head under lower pressure; 3. the longitudinal partition plate is arranged, and the structure is favorable for ensuring that the molten rubber is divided into four parts in the machine head and then is converged and extruded along the shaping groove.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a sectional view along the direction a-a in fig. 2.

Fig. 4 is a schematic rear view of the present invention.

Fig. 5 is a sectional view in the direction B-B in fig. 4.

Fig. 6 is a schematic perspective view of another angle of the present invention.

In the figure: 1. a front section; 11. a fixed groove; 2. a middle section; 3. a rear section; 31. mounting holes; 4. a mandrel; 5. a diaphragm plate; 6. a longitudinal partition plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The specific implementation mode is as follows: with reference to fig. 1-6, the rubber water stop flat machine head of the present invention comprises a front section 1, a middle section 2 and a rear section 3, wherein the inner flow passages of the front section 1, the middle section 2 and the rear section 3 are communicated, the front section 1 and the middle section 2 are flat cuboids, and the outer dimension of the middle section 2 is larger than that of the front section 1; a fixed groove 11 consistent with the outline of the water stop belt is arranged in the front section 1, and runners with gradually changed shapes are arranged in the middle section 2 and the rear section 3; the section of the front runner of the middle section 2 is flat rectangle, the section of the rear runner of the middle section 2 is square, the section of the rear section 3 is cylindrical, the central axis of the rear section 3 is concentric with the central axes of the front section 1 and the middle section 2, the section of the front runner of the rear section 3 is square, and the section of the rear runner of the rear section 3 is circular; the periphery of back end 3 is equipped with a plurality of axial mounting holes 31, the smooth linking of runner in anterior segment 1, middle section 2 and the back end 3.

As a preferred mode of setting, still include dabber 4 and cross slab 5 in the dull and stereotyped aircraft nose of rubber waterstop, dabber 4 is located the center of the dull and stereotyped aircraft nose of rubber waterstop and runs through anterior segment 1, middle section 2 and back end 3, cross slab 5 is located horizontal central plane and runs through middle section 2 and back end 3, dabber 4 sets up in the dull and stereotyped aircraft nose of rubber waterstop with 5 an organic whole of cross slab, 5 anterior from the back of cross slab thins to preceding thickness gradually.

As a preferred mode of arrangement, still include vertical baffle 6 in the dull and stereotyped aircraft nose of rubber waterstop, vertical baffle 6 is located vertical central plane and runs through middle section 2 and back end 3, dabber 4 sets up in the dull and stereotyped aircraft nose of rubber waterstop with vertical baffle 6 is integrative, the anterior from the back of vertical baffle 6 thins gradually to preceding thickness.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a rubber waterstop flat-plate aircraft nose which characterized in that: the heat exchanger comprises a front section (1), a middle section (2) and a rear section (3), wherein internal runners of the front section (1), the middle section (2) and the rear section (3) are communicated, the front section (1) and the middle section (2) are flat cuboids, and the overall dimension of the middle section (2) is larger than that of the front section (1); a fixed groove (11) consistent with the outline of the water stop belt is arranged in the front section (1), and runners with gradually changed shapes are arranged in the middle section (2) and the rear section (3); the section of a front runner of the middle section (2) is a flat rectangle, the section of a rear runner of the middle section (2) is a square, the section of the rear section (3) is a cylinder, the central axis of the rear section (3) is concentric with the central axes of the front section (1) and the middle section (2), the section of a front runner of the rear section (3) is a square, and the section of a rear runner of the rear section (3) is a circle; the periphery of back end (3) is equipped with a plurality of axial mounting holes (31), the runner smooth joint in anterior segment (1), middle section (2) and the back end (3).

2. The rubber waterstop flathead according to claim 1, characterized in that: still include dabber (4) and cross slab (5) in the dull and stereotyped aircraft nose of rubber waterstop, dabber (4) are located the center of the dull and stereotyped aircraft nose of rubber waterstop and run through anterior segment (1), middle section (2) and back end (3), cross slab (5) are located horizontal central plane and run through middle section (2) and back end (3), dabber (4) set up in the dull and stereotyped aircraft nose of rubber waterstop with cross slab (5) an organic whole, cross slab (5) front portion thins to preceding thickness from the back gradually.

3. The rubber waterstop flathead according to claim 2, characterized in that: still include in the dull and stereotyped aircraft nose of rubber waterstop vertical partition board (6), vertical partition board (6) are located vertical central plane and run through middle section (2) and back end (3), dabber (4) and vertical partition board (6) an organic whole set up in the dull and stereotyped aircraft nose of rubber waterstop, vertical partition board (6) front portion thins to preceding thickness from the back gradually.