CN113547052A

CN113547052A - Steel wire preforming device and steel wire preforming method

Info

Publication number: CN113547052A
Application number: CN202110980198.4A
Authority: CN
Inventors: 肖锋
Original assignee: Changchun Huibang Technology Co ltd
Current assignee: Changchun Huibang Technology Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2021-10-26

Abstract

The disclosure relates to a steel wire preforming device and a steel wire preforming method, and particularly relates to the technical field of steel wire knitting machines. The hydraulic pressure rubber tube of having solved among the prior art is because steel wire weaving layer residual stress is too big, leads to the hydraulic pressure rubber tube to cut back steel wire layer and scatter, and both ends hole can produce the phenomenon that throat and total length produced to contract back and take place, brings the difficulty for follow-up processing and installation coupling, has reduced the technical problem of the quality of product, and technical characteristic includes: the pre-forming seat is fixedly connected with the spindle seat on the spindle device; the pre-forming wheel is in running fit with the pre-forming seat; a preformed pin assembly fixedly attached to the preformed seat and on one side of the preformed wheel. The method has the advantages that the total length of the braided rubber tube cannot be retracted, the subsequent processing and the installation of the pipe joint can be normally carried out, and the product quality is improved.

Description

Steel wire preforming device and steel wire preforming method

Technical Field

The invention relates to the technical field of braided tube production, in particular to a steel wire preforming device and a steel wire preforming method.

Background

The hydraulic rubber tube is an indispensable key part in the equipment manufacturing industry, and belongs to a special ultrahigh-pressure long-life steel wire wound hose. Because the working pressure is high and the working environment is severe, the method puts forward severe requirements on the reliability, safety, technical performance and stability of the hydraulic equipment.

At present, spindles on a domestic steel wire braiding machine or a winding machine mainly provide fixed tension for steel wires of a braided rubber tube, but do not have the function of steel wire preforming, and finally processed hydraulic rubber tubes are dispersed on steel wire layers after the hydraulic rubber tubes are cut due to overlarge residual stress of steel wire braided layers, inner holes in two ends can generate necking and the phenomenon that the total length retracts occurs, so that difficulties are brought to subsequent processing and pipe joint installation, and the quality of products is reduced.

Disclosure of Invention

In view of the above technical problems in the prior art, the present disclosure provides a steel wire preforming device and a steel wire preforming method.

A wire preforming device comprising:

the pre-forming seat is fixedly connected with the spindle seat on the spindle device;

the pre-forming wheel is in running fit with the pre-forming seat;

a preformed pin assembly fixedly attached to the preformed seat and on one side of the preformed wheel.

Further, the preforming seat is fixedly installed at the wire outlet end of the spindle seat.

Further, the preformed pin assembly includes:

the pin seat is fixedly connected with the preforming seat;

a preformed pin rotationally engaged with the pin housing.

Further, the end of the preformed pin has a rib for preventing the steel wire from being separated.

Further, the number of the pre-forming wheels is two, and a central connecting line of the two pre-forming wheels is parallel to the axis of the pre-forming pin.

Furthermore, the distance between the two preforming wheels is adjustable.

A method of preforming a steel wire:

firstly, installing a steel wire preforming device, fixing a preforming seat on an ingot seat through screws, and then sequentially installing two preforming wheels and a preforming pin assembly;

and secondly, threading, wherein a single or a plurality of steel wires sequentially pass through a wire passing wheel on the spindle, then sequentially pass through the first preforming wheel, the preforming pin and the second preforming wheel, and are led out from the second preforming wheel.

Further, the steel wire is attached to the adjacent sides of the first preforming wheel and the second preforming wheel.

Compared with the prior art, the beneficial effects of the embodiment of the present disclosure are that: this is disclosed through setting up the preforming seat, preforming wheel and preforming round pin subassembly, the steel wire preforming device is constituteed to the three, and install on the spindle seat, like this at concrete during operation, after single or many steel wires pass the spindle, just can form required pitch through steel wire preforming device, make the spindle except having the function that provides fixed tension, still possess the function of steel wire preforming, the residual stress of steel wire weaving layer can be removed to the hydraulic pressure rubber tube that final processing came out, the steel wire layer can not scatter after the hydraulic pressure rubber tube cuts, the both ends hole can not the throat, the total length can not contract back, convenient follow-up processing and installation coupling, the quality of product has been improved.

Drawings

In the drawings, which are not necessarily drawn to scale, like reference numerals may describe similar components in different views. Like reference numerals having letter suffixes or different letter suffixes may represent different instances of similar components. The drawings illustrate various embodiments generally by way of example and not by way of limitation, and together with the description and claims serve to explain the disclosed embodiments. The same reference numbers will be used throughout the drawings to refer to the same or like parts, where appropriate. Such embodiments are illustrative, and are not intended to be exhaustive or exclusive embodiments of the present apparatus or method.

FIG. 1 is a schematic top view of a wire preforming device mounted on a spindle device according to the present disclosure;

fig. 2 is a threading schematic diagram of a steel wire preforming device and a steel wire preforming method for forming a positive helical pitch according to the present disclosure;

FIG. 3 is a threading schematic diagram of a reverse helical pitch formed by a steel wire preforming device and a steel wire preforming method according to the disclosure;

fig. 4 is a schematic view of a wire preforming device according to the present disclosure forming wires of different turns and pitches.

The members denoted by reference numerals in the drawings:

1. preforming a seat; 2. pre-forming a wheel; 201. a first preform wheel; 202. a second preform wheel; 3. a preformed pin assembly; 301. a pre-forming pin; 302. a pin boss; 303. blocking edges; 4. an ingot seat; 5. a steel wire.

Detailed Description

For a better understanding of the technical aspects of the present disclosure, reference is made to the following detailed description taken in conjunction with the accompanying drawings. Embodiments of the present disclosure are described in further detail below with reference to the figures and the detailed description, but the present disclosure is not limited thereto.

The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element preceding the word covers the element listed after the word, and does not exclude the possibility that other elements are also covered. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

In the present disclosure, when a specific device is described as being located between a first device and a second device, there may or may not be intervening devices between the specific device and the first device or the second device. When a particular device is described as being coupled to other devices, that particular device may be directly coupled to the other devices without intervening devices or may be directly coupled to the other devices with intervening devices.

All terms (including technical or scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs unless specifically defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

Referring to fig. 1 to 4, a wire preforming device includes:

the pre-forming seat 1 is fixedly connected with a spindle seat 4 on a spindle device;

the pre-forming wheel 2 is in running fit with the pre-forming seat 1;

a preformed pin assembly 3, wherein the preformed pin assembly 3 is fixedly connected with the preformed seat 1 and is arranged at one side of the preformed wheel 2.

Specifically, this is disclosed through setting up preforming seat 1, preforming wheel 2 and preforming round pin subassembly 3, the steel wire preforming device is constituteed to the three, and install on the spindle seat 4 of original spindle device, like this at concrete during operation, single or many steel wires 5 pass behind the spindle, just can form the required pitch of actual work through steel wire preforming device, make the spindle except having the function that provides fixed tension, still possess the function of steel wire preforming, the hydraulic pressure rubber tube that final processing came out can remove the residual stress of steel wire weaving layer, the steel wire layer can not scatter after the hydraulic pressure rubber tube cuts, the both ends hole can not the throat, the total length can not retract, make things convenient for follow-up processing and installation coupling, the quality of product has been improved.

In some embodiments, the preform receptacle 1 is fixedly mounted at the outlet end of the spindle receptacle 4.

Specifically, the initial design scheme is that the preformed pin component 3 is installed on one side of two wire passing wheels at the center of the original spindle device, but in the test process, after a steel wire comes out, the formed thread pitch of the steel wire is not ideal and cannot meet the actual working requirement, the steel wire layer of the processed hydraulic rubber hose still has residual stress, the steel wire layer can also scatter after the hydraulic rubber hose is cut, after a plurality of tests, the preformed seat 1 is finally installed at the wire outlet end of the spindle seat 4, then the preformed wheel 2 and the preformed pin component 3 are installed on the preformed seat 1, so that the steel wire 5 is directly wound on the hydraulic rubber hose after being preformed, no redundant interference force exists, the forming effect is ideal and conforms to the actual working requirement, the residual stress of the steel wire layer of the preformed steel wire can be removed from the finally processed hydraulic rubber hose, the steel wire layer cannot scatter after the hydraulic rubber hose is cut, and inner holes at two ends cannot shrink, the total length can not retract, the subsequent processing and the installation of the pipe joint are convenient, and the product quality is improved.

In some embodiments, the preformed pin assembly 3 comprises:

the pin base 302 is fixedly connected with the preformed seat 1;

a preformed pin 301, said preformed pin 301 being in rotational engagement with said pin housing 302.

Specifically, when the steel wire 5 passes through the preforming pin 301, the preforming pin 301 can rotate along with the steel wire 5, so that friction force generated by the preforming pin 301 on the steel wire 5 is avoided, and the effect of winding the rubber tube is ensured; meanwhile, as shown in fig. 4, by replacing the preformed pins 301 with different diameters, the steel wires 5 can be produced with different diameters after being taken out, and the requirements of rubber hoses with different diameters on the diameters of the steel wires can be further met.

In some embodiments, the end of the preformed pin 301 has a rib 303 that prevents the steel wire 5 from coming off.

Specifically, the rib 303 is arranged, so that the steel wire 5 can be prevented from being separated from the preforming pin 301 in the working process, and the normal operation of the working process is ensured.

In some embodiments, the number of preform wheels 2 is two, the central line of the two preform wheels 2 being parallel to the axis of the preform pin 301.

In some embodiments, the spacing of the two preforming wheels 2 is adjustable.

Specifically, the two preforming wheels 2 include a first preforming wheel 201 and a second preforming wheel 202, the threading manner of fig. 2 is a threading schematic diagram for forming a positive spiral pitch, the threading manner of fig. 3 is a threading schematic diagram for forming a negative spiral pitch, and the circle diameter and the pitch required for work are formed by matching the two preforming wheels 2 with the preforming pin 301, as shown in fig. 4, by adjusting the distance between the two preforming wheels 2, different pitches of the steel wire can be formed, so that the steel wire after being outgoing meets the circle diameter and the pitch required for work. The central connecting line of the two preforming wheels 2 is parallel to the axis of the preforming pin 301, so that the axis of the spiral shape formed after the steel wire is led out is a straight line, namely, the spiral steel wire can be ensured to be straight and not to be twisted in this way, and the quality of the finally wound rubber pipe is ensured.

In some embodiments, a steel filament preforming method:

firstly, installing a steel wire preforming device, fixing a preforming seat 1 on a spindle seat 4 through screws, and then sequentially installing two preforming wheels 2 and a preforming pin assembly 3;

and secondly, threading, wherein a single or a plurality of steel wires 5 sequentially pass through a wire passing wheel on the spindle, then sequentially pass through the first preforming wheel 201, the preforming pin 301 and the second preforming wheel 202, and are led out from the second preforming wheel 202.

In some embodiments, the wire 5 is attached to adjacent sides of the first preform wheel 201 and the second preform wheel 202.

Specifically, the specific preforming method is that an installation surface is firstly processed, namely an installation surface is processed on a wire outlet end of the spindle seat 4 so as to install the steel wire preforming device, and threading is prepared after the installation is finished; during threading, a plurality of steel wires are a strand of steel wire, the steel wire 5 passes through a wire passing wheel on a spindle device according to the original mode, then passes through a first pre-forming wheel 201, a pre-forming pin 301 and a second pre-forming wheel 202, and is led out from the second pre-forming wheel 202, the specific routing mode of the steel wire 5 is shown in fig. 2 or fig. 3, and the steel wire 5 is attached to the adjacent sides of the first pre-forming wheel 201 and the second pre-forming wheel 202, so that the stress of the steel wire 5 can be maximized, and the forming effect is best; the threading mode of fig. 2 is a threading schematic diagram for forming a positive helical pitch, and the threading mode of fig. 3 is a threading schematic diagram for forming a negative helical pitch, and different helical directions need to be formed according to different working requirements; for example, when a braiding machine or a winding machine winds a rubber pipe, a steel wire is required to form a forward spiral and a reverse spiral, after the steel wire 5 passes through the inner side of the first preforming wheel 201, the steel wire is sleeved on the preforming pin 301 from the outer side of the preforming pin 301, then passes through the inner side of the second preforming wheel 202, and finally is led out from the second preforming wheel 202 to form the forward spiral; after the steel wire 5 passes through the inner side of the first preforming wheel 201, the steel wire is sleeved on the preforming pin 301 from the inner side of the preforming pin 301, then passes through the inner side of the second preforming wheel 202, and finally is led out from the second preforming wheel 202 to form a reverse spiral.

Moreover, although exemplary embodiments have been described herein, the scope thereof includes any and all embodiments based on the disclosure with equivalent elements, modifications, omissions, combinations (e.g., of various embodiments across), adaptations or alterations. The elements of the claims are to be interpreted broadly based on the language employed in the claims and not limited to examples described in the present specification or during the prosecution of the application, which examples are to be construed as non-exclusive. It is intended, therefore, that the specification and examples be considered as exemplary only, with a true scope and spirit being indicated by the following claims and their full scope of equivalents.

The above description is intended to be illustrative and not restrictive. For example, the above-described examples (or one or more versions thereof) may be used in combination with each other. For example, other embodiments may be used by those of ordinary skill in the art upon reading the above description. In addition, in the foregoing detailed description, various features may be grouped together to streamline the disclosure. This should not be interpreted as an intention that a disclosed feature not claimed is essential to any claim. Rather, the subject matter of the present disclosure may lie in less than all features of a particular disclosed embodiment. Thus, the following claims are hereby incorporated into the detailed description as examples or embodiments, with each claim standing on its own as a separate embodiment, and it is contemplated that these embodiments may be combined with each other in various combinations or permutations. The scope of the disclosure should be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled.

The above embodiments are merely exemplary embodiments of the present disclosure, which is not intended to limit the present disclosure, and the scope of the present disclosure is defined by the claims. Various modifications and equivalents of the disclosure may occur to those skilled in the art within the spirit and scope of the disclosure, and such modifications and equivalents are considered to be within the scope of the disclosure.

Claims

1. A wire preforming device, comprising:

the pre-forming seat (1), the pre-forming seat (1) is fixedly connected with a spindle seat (4) on a spindle device;

the pre-forming wheel (2), the pre-forming wheel (2) is matched with the pre-forming seat (1) in a rotating mode;

a preformed pin assembly (3), wherein the preformed pin assembly (3) is fixedly connected with the preformed seat (1) and is arranged on one side of the preformed wheel (2).

2. A wire preforming device according to claim 1, characterized in that the preforming seat (1) is fixedly mounted at the outlet end of the spindle seat (4).

3. A wire preforming device according to claim 2, characterized in that the preforming pin assembly (3) comprises:

the pin seat (302), the pin seat (302) is fixedly connected with the preformed seat (1);

a preformed pin (301), the preformed pin (301) being rotationally fitted with the pin boss (302).

4. A wire preforming device according to claim 3, characterized in that the ends of the preforming pin (301) are provided with a rib (303) preventing the wire (5) from coming off.

5. A wire preforming device according to claim 3, characterized in that the number of the preforming wheels (2) is two, and the center line of the two preforming wheels (2) is parallel to the axis of the preforming pin (301).

6. A wire preforming device according to claim 5, characterized in that the distance between the two preforming wheels (2) is adjustable.

7. A method of preforming a steel wire:

firstly, a steel wire preforming device is installed, a preforming seat (1) is fixed on a spindle seat (4) through screws, and then two preforming wheels (2) and a preforming pin assembly (3) are sequentially installed;

and secondly, threading, wherein a single or a plurality of steel wires (5) sequentially pass through wire passing wheels on the spindle, then sequentially pass through a first pre-forming wheel (201), a pre-forming pin (301) and a second pre-forming wheel (202), and are led out from the second pre-forming wheel (202).

8. A wire preforming method according to claim 7, characterized in that the wire (5) is applied to the adjacent sides of the first preform wheel (201) and the second preform wheel (202).