阅读说明：本技术 增强型球拍拍框的制作方法 (Method for manufacturing reinforced racket frame ) 是由 陈兆俊 于 2019-09-18 设计创作，主要内容包括：本发明公开一种增强型球拍拍框的制作方法,包括有以下步骤：(1)成型并硬化至少一第一框件；(2)预成型多个第二框件,该多个第二框件均为含有未硬化碳纤维的物件；(3)将第一框件和多个第二框件叠合在一起,每一第二框件均与第一框件接触,并采用碳纤维布包裹住第一框件和多个第二框件形成组合件；(4)将组合件放入模具中加热,使得第二框件硬化成型,该碳纤维布亦硬化成型为外壳。通过先成型并硬化一第一框件,再制作未硬化的多个第二框件,并配合每一第二框件均与第一框件接触,在二次固化的过程中,每一第二框件均得到了第一框件很好的支撑和定型,使得各第二框件固化后能够轻易形成预定形状,有效提升拍框整体的刚性和抗扭性能。(The invention discloses a method for manufacturing an enhanced racket frame, which comprises the following steps: (1) forming and hardening at least one first frame piece; (2) pre-forming a plurality of second frame members, wherein the plurality of second frame members are all objects containing unhardened carbon fibers; (3) the method comprises the following steps of superposing a first frame piece and a plurality of second frame pieces, wherein each second frame piece is in contact with the first frame piece, and the first frame piece and the plurality of second frame pieces are wrapped by carbon fiber cloth to form an assembly; (4) and putting the assembly into a mold and heating to harden and form the second frame piece, and the carbon fiber cloth is also hardened and formed into the shell. By forming and hardening a first frame part, manufacturing a plurality of unhardened second frame parts and matching each second frame part to be contacted with the first frame part, each second frame part is well supported and shaped by the first frame part in the secondary curing process, so that each second frame part can be easily formed into a preset shape after being cured, and the integral rigidity and torsion resistance of the racket frame are effectively improved.)

1. A method for manufacturing an enhanced racket frame is characterized in that: the method comprises the following steps:

(1) forming and hardening at least one first frame piece;

(2) pre-forming a plurality of second frame members, wherein the plurality of second frame members are all objects containing unhardened carbon fibers;

(3) the method comprises the following steps of superposing a first frame piece and a plurality of second frame pieces, wherein each second frame piece is in contact with the first frame piece, and the first frame piece and the plurality of second frame pieces are wrapped by carbon fiber cloth to form an assembly;

(4) and putting the assembly into a mould to be heated, so that the second frame piece is hardened and formed, and the carbon fiber cloth is also hardened and formed into a shell, thereby obtaining the reinforced racket frame.

2. The method of making a reinforced racquet frame as recited in claim 1, further comprising: the first frame piece is a metal piece, a carbon fiber piece or a carbon fiber and foam material composite piece.

3. The method of making a reinforced racquet frame as recited in claim 1, further comprising: the cross section of the first frame piece is polygonal or circular.

4. The method of making a reinforced racquet frame as recited in claim 1, further comprising: the second frame piece is an integral carbon fiber piece or a carbon fiber and foam material composite piece.

5. The method of making a reinforced racquet frame as recited in claim 1, further comprising: the shell is an integral carbon fiber piece or a carbon fiber and foam material composite piece.

6. The method of making a reinforced racquet frame as recited in claim 1, further comprising: the second frame members in the respective positions of the reinforced racket frame are different in direction or number.

Technical Field

The invention relates to the technical field of rackets, in particular to a manufacturing method of an enhanced racket frame.

Background

The badminton racket or the tennis racket generally comprises a racket frame, a handle and a connecting middle pipe, the traditional racket frame is of a hollow structure, and the rigidity and the torsion resistance of the racket frame are limited due to the hollow design of the racket frame. Therefore, a racket frame with a solid structure appears, at present, the racket frame with the solid structure mainly comprises a carbon fiber outer tube, at least two groups of composite tube cores are arranged in the carbon fiber outer tube, and during manufacturing, the carbon fiber outer tube and the at least two groups of composite tube cores are heated and cured at the same time. Therefore, there is a need to develop a solution to the above problems.

Disclosure of Invention

In view of the above, the present invention is directed to a method for manufacturing a reinforced racket frame, which can effectively solve the problem of poor rigidity and torsion resistance of the conventional racket frame.

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

a method for manufacturing a reinforced racket frame comprises the following steps:

(1) forming and hardening at least one first frame piece;

(2) pre-forming a plurality of second frame members, wherein the plurality of second frame members are all objects containing unhardened carbon fibers;

(3) the method comprises the following steps of superposing a first frame piece and a plurality of second frame pieces, wherein each second frame piece is in contact with the first frame piece, and the first frame piece and the plurality of second frame pieces are wrapped by carbon fiber cloth to form an assembly;

(4) and putting the assembly into a mould to be heated, so that the second frame piece is hardened and formed, and the carbon fiber cloth is also hardened and formed into a shell, thereby obtaining the reinforced racket frame.

Preferably, the first frame member is a metal member, a carbon fiber member or a composite member of carbon fiber and a foam material.

Preferably, the cross section of the first frame member is polygonal or circular.

Preferably, the second frame member is an integral carbon fiber member or a composite member of carbon fiber and a foam material.

Preferably, the shell is an integral carbon fiber piece or a carbon fiber and foam material composite piece.

Preferably, the second frame members in the respective positions of the reinforced racket frame are different in direction or number.

Compared with the prior art, the invention has obvious advantages and beneficial effects, and specifically, the technical scheme includes that:

by forming and hardening a first frame part, manufacturing a plurality of unhardened second frame parts and matching each second frame part to be contacted with the first frame part, each second frame part is well supported and shaped by the first frame part in the secondary curing process, so that each second frame part can be easily formed into a preset shape after being cured, and the integral rigidity and torsion resistance of the racket frame are effectively improved.

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 perspective view of a preferred embodiment of the present invention;

FIG. 2 is a cross-sectional view of a preferred embodiment of the present invention.

The attached drawings indicate the following:

10. first frame member 20, second frame member

30. A housing.

Detailed Description

Referring to fig. 1 and 2, the present invention discloses a method for manufacturing a reinforced racket frame, comprising the following steps:

(1) forming and hardening at least one first frame member 10; the first frame 10 is a metal member, a carbon fiber member, or a composite member of carbon fiber and a foam material, and is not limited, and the cross section of the first frame 10 is polygonal or circular, in this embodiment, the cross section of the first frame 10 is pentagonal, and may also be square, and is not limited. The number of the first frame members 10 may be plural.

(2) Pre-forming a plurality of second frame members 20, each of the plurality of second frame members 20 being an article containing unhardened carbon fibers; in this embodiment, the number of the second frame members 20 is four, and the second frame members 20 are an integral carbon fiber member or a composite member of carbon fiber and a foam material, which is not limited. The second frame members 20 in the respective positions of the reinforced racket frame are different in direction or number.

(3) The method comprises the steps of superposing a first frame member 10 and a plurality of second frame members 20 together, wherein each second frame member 20 is in contact with the first frame member 10, and the first frame member 10 and the plurality of second frame members 20 are wrapped by carbon fiber cloth to form an assembly; in the present embodiment, each of the second frame members 20 is in contact with an outer side of the first frame member 10.

(4) The assembly is placed in a mold and heated, so that the second frame member 20 is hardened and formed, and the carbon fiber cloth is also hardened and formed into the outer shell 30, thereby obtaining the reinforced racket frame. In this embodiment, the housing 30 is an integral carbon fiber piece or a composite piece of carbon fiber and a foam material, which is not limited.

The design of the invention is characterized in that: by forming and hardening a first frame part, manufacturing a plurality of unhardened second frame parts and matching each second frame part to be contacted with the first frame part, each second frame part is well supported and shaped by the first frame part in the secondary curing process, so that each second frame part can be easily formed into a preset shape after being cured, and the integral rigidity and torsion resistance of the racket frame are effectively improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.