阅读说明：本技术 一种多重增强钢塑复合管带材一体式成型装置 (Integrated forming device for multiple reinforced steel-plastic composite pipe strip ) 是由 宋钊欣 毛艺伦 田日红 于 2020-11-05 设计创作，主要内容包括：本发明公开了一种多重增强钢塑复合管带材一体式成型装置,属于管材加工设备技术领域,解决了现有管材成型的成型效果不好的问题,其技术要点是：包括进料模块,该成型模具主要由进料模块、分料模块、内口模板、外口模板和抽芯快换模块组成,挤出机通过上下两个进料口将聚乙烯挤出到进料模板中,在进料模板中进行第一次分料,将挤出机挤出的条状料分为片状料。上下两层片状料经过分料模板时,上层料片继续前进变薄,分布在钢网的上侧。下层料片通过变径流道,将横向料片分散成多个竖向料片,围绕在四根钢带的两侧,通过抽取更换抽芯快换模板,实现不同规格带材的快速更换,操作方便,降低了兼容生产的模具成本,具有成型效果好的优点。(The invention discloses an integrated forming device for multiple reinforced steel-plastic composite pipes and strips, belongs to the technical field of pipe processing equipment, solves the problem of poor forming effect of the existing pipe forming, and has the technical key points that: the forming die mainly comprises a feeding module, a material distributing module, an inner opening template, an outer opening template and a core-pulling quick-change module, wherein an extruder extrudes polyethylene into the feeding template through an upper feeding hole and a lower feeding hole, the material is distributed for the first time in the feeding template, and strip-shaped materials extruded by the extruder are divided into sheet-shaped materials. When the upper and lower layers of sheet materials pass through the material distribution template, the upper layer of sheet materials continuously move forward to become thinner and distributed on the upper side of the steel mesh. Lower floor's tablet passes through the reducing runner, disperses into a plurality of vertical tablets with horizontal tablet, around the both sides at four steel bands, changes the quick change template of loosing core through the extraction, realizes the quick replacement of different specification strips, and convenient operation has reduced the mould cost of compatible production, has the effectual advantage of shaping.)

1. The utility model provides a compound pipe strip integral type forming device is moulded to multiple reinforcing steel, includes feeding module (1), its characterized in that, feeding module (1) is connected and is divided material module (2), divide material module (2) to keep away from feeding module (1) one end and be provided with interior mouthful template (3), interior mouthful template (3) are kept away from and are divided material module (2) one end and be provided with outer mouthful template (4), be provided with on outer mouthful template (4) and loose core quick change module (5), loose core quick change module (5) run through feeding module (1), divide material module (2), interior mouthful template (3) and outer mouthful template (4), loose core quick change module (5) threaded connection feeding module (1).

2. The integrated forming device for the multiple reinforced steel-plastic composite pipe and strip as claimed in claim 1, wherein the material distribution template (2) divides the material pieces again, a steel mesh (6) and a steel strip (7) are arranged in the material distribution template (2), the material pieces on the steel mesh (6) are thinned, and the steel mesh (6) and the steel strip (7) penetrate through the feeding module (1).

3. The integrated forming device for the multiple reinforced steel-plastic composite pipe and strip as claimed in claim 2, wherein the inner opening template (3) and the outer opening template (4) are divided into an inner part and an outer part, the inner opening template (3) is a primary composite forming of polyethylene plastic, the steel mesh (6) and the steel strip (7), and the outer opening template (4) is a composite precise forming.

4. The integrated forming device for the multiple reinforced steel-plastic composite pipe and strip as claimed in claim 3, wherein the feeding module (1) adopts an up-and-down symmetrical feeding mode.

5. The integrated forming device for the multiple reinforced steel-plastic composite pipe and strip as claimed in claim 4, characterized in that the steel strip (9) and the steel mesh (7) are coated with plastic before entering the die, and three layers of the steel strip (7) are overlapped together in a transversely staggered manner and fixed by means of plastic coating and hot melt adhesive.

6. The integrated forming device for the multiple reinforced steel-plastic composite pipe and strip according to claim 1, wherein a plurality of damping screws (8) are arranged on the steel mesh (6), a plurality of damping screws (8) are arranged on both sides of each steel strip (7), and the damping screws (8) are uniformly distributed on the steel strips (7).

Technical Field

The invention relates to the technical field of pipe processing equipment, in particular to an integrated forming device for a multiple reinforced steel-plastic composite pipe strip.

Background

The steel-plastic composite pipe has higher requirements on the production stability of the pipe along with the approval of the industry, can bear multiple reinforced steel-plastic composite pipe strips of internal pressure and external pressure simultaneously, and plays a decisive role in the pipeline forming due to the stability of the steel band stud and the steel mesh during the compounding. The existing forming die divides the material strips of the extruder into an upper layer of material sheet and a lower layer of material sheet, and the studs and the steel mesh are distributed between the two layers of material sheets and finally are converged at an inner die and an outer die. The die produced by the forming method has high rejection rate, the thickness of the two side walls of the steel strip stud of the pipeline cannot be adjusted, and only the extrusion amount of the lower material sheet can be increased, so that the plastic amount at the stud is integrally increased, and the wall thickness is integrally thickened to meet the production requirement.

The existing integrated forming device for the multiple reinforced steel-plastic composite pipe and strip has the defects of non-uniformity of material distribution, easy deviation of the vertical ribs under the impact of material flow, formation of a phenomenon of inverted ribs, influence on the product quality and difficulty in popularization and application.

Therefore, it is necessary to provide an integrated forming device for multiple reinforced steel-plastic composite pipes and strips, which aims to solve the above problems.

Disclosure of Invention

In view of the defects in the prior art, an object of the embodiments of the present invention is to provide an integrated forming apparatus for multiple reinforced steel-plastic composite pipes and strips, so as to solve the above problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a compound pipe strip integral type forming device is moulded to multiple reinforcing steel, includes the feeding module, the feeding module is connected and is divided the material module, it is provided with the internal orifice template to divide the material module to keep away from feeding module one end, the internal orifice template is kept away from and is provided with the outer mouthful template to divide the material module one end, be provided with the quick change module of loosing core on the outer mouthful template, the quick change module of loosing core runs through feeding module, branch material module, internal orifice template and outer mouthful template, the quick change module threaded connection feeding module of loosing core reduces the contact with polyethylene as far as possible when the quick change module design of loosing core, firstly can avoid the production in-process to seal the polyethylene that leads to the hot melt and leak the material, secondly when changing the specification, avoids the material clean up and then makes the.

As a further scheme of the invention, the material sheets are divided again by the material dividing template, a steel mesh is arranged on the material dividing template, the material sheets on the steel mesh become thinner, the steel mesh and the steel belt penetrate through the feeding module, the steel mesh and the steel belt are arranged in the material dividing module and float on the upper side of the plastic-coated steel mesh, and the lower material sheets disperse the transverse material sheets into a plurality of vertical material sheets through the reducing flow channels and surround the two sides of the four steel belts, so that the material dividing is more uniform.

As a further scheme of the invention, the inner opening template and the outer opening template are divided into an inner piece and an outer piece, the inner opening template is formed by preliminarily compounding polyethylene plastic, a steel mesh and a steel belt, the outer opening template is formed accurately by compounding, and when the size of a product does not meet the requirement of a detection standard, the size parameter of the product can be effectively changed by directly repairing the outer opening template without disassembling the whole mould.

As a further scheme of the invention, the feeding module adopts a vertically symmetrical feeding mode, and the size of the upper flow channel and the size of the lower flow channel are adjusted by increasing the damping structure of the feeding module, so that the thickness of the inner wall of the strip and the height of the stud are adjusted.

As a further scheme of the invention, the steel belt and the steel mesh are coated with plastics before entering the die, three layers of the steel belt are transversely overlapped in a staggered manner and fixed in a plastic-coated hot melt adhesive mode, so that the steel belt can bear certain internal force after being formed into a pipe.

As a further scheme of the invention, a plurality of damping screws are arranged on the steel mesh, a plurality of damping screws are arranged on the steel belt, and the damping screws are uniformly distributed on the steel belt, so that plastic at the area needing to be lapped is reduced before compounding, the transverse distribution flow of polyethylene plastic during compounding is avoided, and the passive material flow impact of the steel mesh is reduced.

In summary, compared with the prior art, the embodiment of the invention has the following beneficial effects:

according to the invention, the contact with polyethylene is reduced as much as possible through the design of the core-pulling quick-change module, so that firstly, hot-melt polyethylene leakage caused by poor sealing in the production process can be avoided, secondly, the problem that the installation is not easy to achieve due to incomplete cleaning of materials is avoided in the specification replacement process, and when the product size does not meet the requirement of the inspection standard, the size parameter of the product can be effectively changed without disassembling the whole mould through directly repairing the outer opening template.

To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the invention.

FIG. 2 is a schematic view of the structure of a steel strip in the example of the invention.

Fig. 3 is a schematic structural diagram of a damping screw in the embodiment of the invention.

Reference numerals: 1-feeding module, 2-distributing module, 3-inner opening template, 4-outer opening template, 5-core-pulling quick-change module, 6-steel mesh, 7-steel belt and 8-damping screw.

Detailed Description

In the description of the present invention, it is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus are not to be construed as limiting the present 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 one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

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

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

Example 1

Referring to fig. 1-2, an integrated forming device for a multiple reinforced steel-plastic composite pipe strip comprises a feeding module 1, the feeding module 1 is connected with a material distributing module 2, one end of the material distributing module 2 far away from the feeding module 1 is provided with an inner opening template 3, an outer opening template 4 is arranged at one end of the inner opening template 3 far away from the material distributing module 2, a core-pulling quick-change module 5 is arranged on the outer opening template 4, the core-pulling quick-change module 5 penetrates through the feeding module 1, the distributing module 2, the inner opening template 3 and the outer opening template 4, the core-pulling quick-change module 5 is in threaded connection with the feeding module 1, through the design of the quick change module of loosing core 5 the contact with polyethylene of minimizing, firstly can avoid sealed not good polyethylene that leads to the hot melt in the production process to leak the material, secondly when changing the specification, avoid the material to clear up unclean and make the difficult problem that targets in place of installation appear.

Divide material template 2 to shunt the tablet once more, be provided with steel mesh 6 on dividing the material template 2, the side tablet attenuation on the steel mesh 6, steel mesh 6 and steel band 7 run through feeding module 1, steel mesh 6 and steel band 7 set up in dividing material module 2, and the position floats at the upside of coated steel mesh 6, and lower floor's tablet passes through the reducing runner, becomes a plurality of vertical tablets with horizontal tablet dispersion, centers on the both sides of four steel bands 7 for divide the material more evenly.

The inner opening template 3 and the outer opening template 4 are divided into an inner piece and an outer piece, the inner opening template 3 is formed by preliminarily compounding polyethylene plastic, a steel mesh 6 and a steel belt 7, the outer opening template 4 is formed accurately in a compounding mode, when the size of a product does not meet the requirement of a detection standard, the outer opening template 4 can be directly repaired, the whole die does not need to be disassembled, and the size parameters of the product can be effectively changed.

Preferably, in this embodiment, the feeding module 1 adopts an up-and-down symmetrical feeding mode, and the size of the upper and lower flow passages is adjusted by increasing the damping structure of the feeding module 1, so as to adjust the thickness of the inner wall of the strip and the height of the stud.

Preferably, in this embodiment, the steel belt 9 and the steel mesh 7 are coated with plastic before entering the mold, and three layers of the steel belt 7 are overlapped together in a laterally staggered manner and fixed by means of plastic coating and hot melt adhesive, so as to ensure that the belt material can bear a certain internal force after being formed into a tube.

Example 2

Referring to fig. 1 to 3, an integrated forming apparatus for multiple reinforced steel-plastic composite pipe and strip includes a feeding module 1, a damping screw 8, the feeding module 1 is connected with a material distributing module 2, one end of the material distributing module 2 far away from the feeding module 1 is provided with an inner opening template 3, an outer opening template 4 is arranged at one end of the inner opening template 3 far away from the material distributing module 2, a core-pulling quick-change module 5 is arranged on the outer opening template 4, the core-pulling quick-change module 5 penetrates through the feeding module 1, the distributing module 2, the inner opening template 3 and the outer opening template 4, the core-pulling quick-change module 5 is in threaded connection with the feeding module 1, through the design of the quick change module of loosing core 5 the contact with polyethylene of minimizing, firstly can avoid sealed not good polyethylene that leads to the hot melt in the production process to leak the material, secondly when changing the specification, avoid the material to clear up unclean and make the difficult problem that targets in place of installation appear.

Divide material template 2 to shunt the tablet once more, be provided with steel mesh 6 on dividing material template 2, be provided with steel band 7 on the steel mesh 6, the tablet attenuation of the side of steel mesh 6, steel mesh 6 and steel band 7 run through feeding module 1, steel mesh 6 and steel band 7 set up in dividing material module 2, and the position floats at the upside of coated steel mesh 6, and lower floor's tablet passes through the reducing runner, becomes a plurality of vertical tablets with horizontal tablet dispersion, centers on four steel band 7's both sides for divide the material more evenly.

The inner opening template 3 and the outer opening template 4 are divided into an inner piece and an outer piece, the inner opening template 3 is formed by preliminarily compounding polyethylene plastic, a steel mesh 6 and a steel belt 7, the outer opening template 4 is formed accurately in a compounding mode, when the size of a product does not meet the requirement of a detection standard, the outer opening template 4 can be directly repaired, the whole die does not need to be disassembled, and the size parameters of the product can be effectively changed.

Different from the embodiment 1, the steel mesh 6 is provided with the plurality of damping screws 8, the steel belt 7 is provided with the plurality of damping screws 8, and the damping screws 8 are uniformly distributed on the steel belt 7, so that plastic at an area needing to be overlapped is reduced before compounding, transverse distribution flow of polyethylene plastic during compounding is avoided, and passive material flow impact of the steel mesh 6 is reduced.

The rest of the structure of this example is the same as example 1.

It needs to explain very much, minimize and the contact of polyethylene when 5 designs of quick change module of loosing core in this application, firstly can avoid sealed not good polyethylene that leads to the hot melt in the production process to leak the material, secondly during the change specification, avoid the material to clear up unclean and make the difficult problem that targets in place of installation appear, when the product size is not conform to the inspection standard requirement, the outer mouthful template 4 is directly repaiied in the accessible, need not dismantle whole mould, can effectively change the size parameter of product.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.