阅读说明：本技术 一种复合管材高效、低噪、低污染去除残余钢丝的快捷方法、装置及应用 (Rapid method and device for efficiently removing residual steel wires from composite pipe with low noise and low pollution and application ) 是由 倪奉尧 王立凯 刘伯虎 孙之状 于 2021-05-31 设计创作，主要内容包括：本发明属于复合管材加工领域,公开了一种复合管材高效、低噪、低污染去除残余钢丝的快捷方法、装置及应用,包括：设计剪切模具,在管材接头完成成型加工后,将剪切模具安装到液压成型设备上,借助液压缸推力,对成型后管材残余钢丝进行剪切,完成残余钢丝的去除加工。根据管材端头成型结构形状,设计与之匹配吻合的剪切模具,确保剪切过程中管材端头无破坏；该剪切方法较传统角磨机打磨的加工方法大幅度降低了员工的劳动强度,提高了加工效率,有效避免了金属飞沫和打磨噪声的产生,整体剪切后产品一致性及美观度得到大幅度提升,该方法是管材类产品在去除钢丝等余料的加工方法上的首创。(The invention belongs to the field of composite pipe processing, and discloses a quick method, a quick device and application for removing residual steel wires of a composite pipe with high efficiency, low noise and low pollution, wherein the quick method comprises the following steps: designing a shearing mould, installing the shearing mould on hydraulic forming equipment after the pipe joint completes forming processing, shearing the residual steel wire of the pipe after forming by means of the thrust of a hydraulic cylinder, and finishing the removal processing of the residual steel wire. According to the shape of the pipe end forming structure, a shearing mould matched with the pipe end forming structure is designed, so that the pipe end is not damaged in the shearing process; compared with the traditional angle grinder polishing processing method, the shearing method greatly reduces the labor intensity of staff, improves the processing efficiency, effectively avoids the generation of metal droplets and polishing noise, greatly improves the consistency and the aesthetic degree of the product after integral shearing, and is the pioneer of the processing method for removing steel wires and other remainders from pipe products.)

1. A rapid method for removing residual steel wires of a composite pipe with high efficiency, low noise and low pollution is characterized by comprising the following steps:

installing a shearing die on hydraulic forming equipment;

the shape of the shearing mould is matched with that of the pipe end forming structure;

and (4) pushing the shearing die to shear the residual steel wire of the formed pipe by utilizing hydraulic forming equipment, and removing the residual steel wire.

2. The fast method for removing residual steel wires of composite pipes with high efficiency, low noise and low pollution as claimed in claim 1, wherein the steel wires are cut by co-extruding and shearing the steel wires by the shearing die and the baffle ring.

3. The fast method for removing residual steel wires from composite pipes with high efficiency, low noise and low pollution according to claim 1, characterized in that the width K of the die cutting tip is designed to be 0.4-1mm, the external chamfer angle α is designed to be 30-60 °, and the internal chamfer angle β is designed to be 5-20 °.

4. The fast method for removing residual steel wires of composite pipes with high efficiency, low noise and low pollution according to claim 1, wherein the hardness of the shearing die is designed to be HRC55-70 and above.

5. The fast method for removing residual steel wires from composite pipes with high efficiency, low noise and low pollution as claimed in claim 1, wherein the pipe is a circular pipe, the shearing mold is annular, and the shearing mold is sleeved outside the pipe when in use.

6. The fast method for removing residual steel wires from composite pipes with high efficiency, low noise and low pollution as claimed in claim 1, wherein the pipe is fixed on a forming device, and a retaining ring is arranged at one end of the forming device.

7. The utility model provides a device that compound tubular product is high-efficient, low noise, low pollution get rid of remaining steel wire, its characterized in that includes: shearing a die and hydraulic forming equipment; the shearing mould is arranged on the hydraulic forming equipment and is annular, and the inner diameter of the shearing mould is larger than the outer diameter of the pipe.

8. The apparatus for removing residual steel wires from composite pipes with high efficiency, low noise and low pollution according to claim 1, wherein the hydraulic forming device is a mobile cylinder.

9. The use of the apparatus for efficient, low noise, low pollution removal of residual steel wire from composite pipe of claim 7 or 8 in composite pipe processing.

Technical Field

The invention belongs to the technical field of composite pipe processing methods, and particularly relates to a processing method for quickly removing residual steel wires after composite pipe processing by using a shearing die.

Background

The information in this background section is only for enhancement of understanding of the general background of the invention and is not necessarily to be construed as an admission or any form of suggestion that this information forms the prior art that is already known to a person of ordinary skill in the art.

All there is the clout that stretches out after present compound pipe tubular product connector shaping turn-ups processing, and remaining steel wire is difficult to be maintained in the clout, all gets rid of through the mode that adopts the angle mill to polish, and this mode exists that intensity of labour is big, machining efficiency is low, produce iron fillings droplet and noise, the processing product shortcoming such as not pleasing to the eye.

Disclosure of Invention

In order to solve the problems and overcome the defects of the existing processing technology, the invention provides a novel processing method for removing residual steel wires.

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

the invention provides a quick method for removing residual steel wires of a composite pipe with high efficiency, low noise and low pollution, which comprises the following steps:

installing a shearing die on hydraulic forming equipment;

the shape of the shearing mould is matched with that of the pipe end forming structure;

and (4) pushing the shearing die to shear the residual steel wire of the formed pipe by utilizing hydraulic forming equipment, and removing the residual steel wire.

The processing method adopts a shearing method, and integrally shears the residual steel wires of the pipe after the product is formed through the forming hydraulic cylinder and the shearing die, compared with the traditional angle grinder polishing processing method, the shearing method greatly reduces the labor intensity of staff, improves the processing efficiency, effectively avoids the generation of metal droplets and polishing noise, greatly improves the consistency and the aesthetic measure of the product after integral shearing, and simultaneously realizes automatic paving of technical support for subsequent processing, and the method is the initiative of the pipe product on the processing method for removing the residual steel wires and the like.

In a second aspect of the present invention, there is provided a device for removing residual steel wires from a composite pipe with high efficiency, low noise and low pollution, comprising: shearing a die and hydraulic forming equipment; the shearing mould is arranged on the hydraulic forming equipment and is annular, and the inner diameter of the shearing mould is larger than the outer diameter of the pipe.

The third aspect of the invention provides the application of the device for removing the residual steel wire from the composite pipe with high efficiency, low noise and low pollution in the processing of the composite pipe.

The invention has the beneficial effects that:

(1) the processing method adopts a shearing method, and integrally shears the residual steel wires of the pipe after the product is formed through the forming hydraulic cylinder and the shearing die, compared with the traditional angle grinder polishing processing method, the shearing method greatly reduces the labor intensity of staff, improves the processing efficiency, effectively avoids the generation of metal droplets and polishing noise, greatly improves the consistency and the aesthetic measure of the product after integral shearing, and simultaneously realizes automatic paving of technical support for subsequent processing, and the method is the initiative of the pipe product on the processing method for removing the residual steel wires and the like.

(2) According to the invention, a shearing mould matched with the pipe end is designed according to the forming structure shape of the pipe end, so that the pipe end is ensured not to be damaged in the shearing process;

(3) the material and the structure of the shearing die are reasonably selected, so that the shearing die can be stably used for a long time;

(4) the operation method is simple, low in cost, high in practicability and easy for large-scale production.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.

FIG. 1 is a shear schematic of a shear die;

FIG. 2 is a schematic diagram of a shearing die after shearing;

FIG. 3 is a schematic view of a shear mold fit;

FIG. 4 is a schematic view of a shear die configuration;

wherein, 1, fixing end of molding equipment; 2. a pipe; 3. shearing the mould; 4. moving the oil cylinder; 5. a baffle ring; 6. and (4) residual steel wires.

Detailed Description

It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The first technical problem solved by the invention is as follows: the method for quickly shearing the residual steel wire is realized, the processing efficiency of removing the residual steel wire is improved, the labor intensity is reduced, the environmental pollution is reduced, and the appearance attractiveness of the processed product is improved.

The second technical problem solved by the invention is that the formed surface is not damaged after the shearing is finished;

the third technical problem solved by the invention is to realize a shearing method which is low in cost, stable, reliable and capable of continuously shearing for a long time;

the specific technical scheme is as follows:

1. designing a shearing mould, installing the shearing mould on hydraulic forming equipment after the pipe joint completes forming processing, shearing the residual steel wire of the pipe after forming by means of the thrust of a hydraulic cylinder, and finishing the removal processing of the residual steel wire.

2. According to the shape of the pipe end forming structure, a shearing mould matched with the pipe end forming structure is designed, so that the pipe end is not damaged in the shearing process;

3. the shearing die can be stably used for a long time by reasonably selecting the material and the structure of the shearing die;

in some embodiments, the shearing die is additionally arranged to be integrally matched with the forming hydraulic equipment to realize the rapid shearing removal of the residual steel wires, so that the working strength of operators is reduced, and the working efficiency is improved;

in some embodiments, by the shearing removal method of the shearing die, metal droplets and grinding noise are avoided during grinding;

in some embodiments, the method for pushing the shearing die to shear by the hydraulic cylinder enables manual grinding to be lifted into die shearing, and technical support is provided for realizing automation of the next step of residual steel wire shearing from process realization.

In some embodiments, the shearing tip width K of the shearing die is designed to be 0.4-1mm, the outer chamfer angle alpha is designed to be 30-60 degrees, and the inner chamfer angle beta is designed to be 5-20 degrees, so that better shearing and extruding effects are obtained, and the cutting rate of residual steel wires is improved. Aiming at the strength of the sheared steel wire, the hardness of the shearing die is designed to be HRC55-70 so as to ensure the cutting effect and the service life of the shearing die.

The present invention is described in further detail below with reference to specific examples, which are intended to be illustrative of the invention and not limiting.

Example 1:

according to the processing method, as shown in figure 1, a pipe 2 is fixed on a fixed end 1 of hydraulic forming equipment, a shearing die 3 is fixed on a movable oil cylinder 4, after the pipe is installed and fixed, the movable oil cylinder 4 is started to gradually move leftwards and move to a certain position, the shearing die 3 is contacted with a steel wire and continues to move until the shearing die 3 and a baffle ring 5 jointly extrude the shearing steel wire to finish the process of cutting off the steel wire;

in order to ensure that the end of the pipe is not damaged in the shearing process and the sheared pipe is attractive in appearance, the shearing die 3 is designed into a structure which is matched with the pipe 2 as shown in fig. 3, and meanwhile, the structure of the shearing die 3 is reasonably and finely adjusted on the basis, so that the shearing die 3 can ensure that the end of the pipe is not damaged in the shearing process and can play a shaping role;

as shown in figure 4, the width K of a shearing tip of the shearing die 3 is designed to be 0.4-1mm, the outer chamfer angle alpha is designed to be 30-60 degrees, the inner chamfer angle beta is designed to be 5-20 degrees, and the hardness of the shearing die 3 is designed to be HRC55-70 aiming at the strength of a sheared steel wire.

Example 2:

a rapid method for removing residual steel wires of a composite pipe with high efficiency, low noise and low pollution comprises the following steps:

installing the shearing die 3 on hydraulic forming equipment;

the shape of the shearing mould 3 is matched with that of the pipe end forming structure;

and (4) pushing the shearing die 3 by utilizing hydraulic forming equipment to shear the residual steel wire 6 of the formed pipe, and removing the residual steel wire 6.

Example 3:

a rapid method for removing residual steel wires of a composite pipe with high efficiency, low noise and low pollution comprises the following steps:

installing the shearing die 3 on hydraulic forming equipment;

the shape of the shearing mould 3 is matched with that of the pipe end forming structure;

and (4) pushing the shearing die 3 by utilizing hydraulic forming equipment to shear the residual steel wire 6 of the formed pipe, and removing the residual steel wire 6.

In the shearing process, the shearing die 3 and the baffle ring 5 extrude and shear the steel wire together to complete the cutting of the steel wire.

Example 4:

a rapid method for removing residual steel wires of a composite pipe with high efficiency, low noise and low pollution comprises the following steps:

installing the shearing die 3 on hydraulic forming equipment;

the shape of the shearing mould 3 is matched with that of the pipe end forming structure;

and (4) pushing the shearing die 3 by utilizing hydraulic forming equipment to shear the residual steel wire 6 of the formed pipe, and removing the residual steel wire 6.

The width K of a shearing sharp head of the shearing die 3 is designed to be 0.4-1mm, the outer chamfer angle alpha is designed to be 30-60 degrees, and the inner chamfer angle beta is designed to be 5-20 degrees.

Example 5:

a rapid method for removing residual steel wires of a composite pipe with high efficiency, low noise and low pollution comprises the following steps:

installing the shearing die 3 on hydraulic forming equipment;

the shape of the shearing mould 3 is matched with that of the pipe end forming structure;

and (4) pushing the shearing die 3 by utilizing hydraulic forming equipment to shear the residual steel wire 6 of the formed pipe, and removing the residual steel wire 6.

The hardness of the shearing die 3 is designed to be HRC55-70 and above.

Example 6:

a rapid method for removing residual steel wires of a composite pipe with high efficiency, low noise and low pollution comprises the following steps:

installing the shearing die 3 on hydraulic forming equipment;

the shape of the shearing mould 3 is matched with that of the pipe end forming structure;

and (4) pushing the shearing die 3 by utilizing hydraulic forming equipment to shear the residual steel wire 6 of the formed pipe, and removing the residual steel wire 6.

The pipe 2 is a circular pipe, the shearing mould 3 is annular, and when the shearing mould is used, the shearing mould 3 is sleeved on the outer side of the pipe 2.

Example 7:

a rapid method for removing residual steel wires of a composite pipe with high efficiency, low noise and low pollution comprises the following steps:

installing the shearing die 3 on hydraulic forming equipment;

the shape of the shearing mould 3 is matched with that of the pipe end forming structure;

and (4) pushing the shearing die 3 by utilizing hydraulic forming equipment to shear the residual steel wire 6 of the formed pipe, and removing the residual steel wire 6.

The pipe 2 is fixed on a forming device, and one end of the forming device is provided with a baffle ring 5.

Example 8:

the utility model provides a device that compound tubular product is high-efficient, low noise, low pollution get rid of remaining steel wire, includes: a shearing die 3 and a hydraulic forming device; the shearing mould 3 is arranged on hydraulic forming equipment, the shearing mould 3 is annular, and the inner diameter of the shearing mould 3 is larger than the outer diameter of the pipe 2.

Example 9:

the utility model provides a device that compound tubular product is high-efficient, low noise, low pollution get rid of remaining steel wire, includes: a shearing die 3 and a hydraulic forming device; the shearing mould 3 is arranged on hydraulic forming equipment, the shearing mould 3 is annular, and the inner diameter of the shearing mould 3 is larger than the outer diameter of the pipe 2.

The hydraulic forming equipment is a movable oil cylinder 3.

It should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and the present invention is not limited thereto, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and equivalents can be made in the technical solutions described in the foregoing embodiments, or equivalents thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Although the present invention has been described with reference to the specific embodiments, it should be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.