CN102772883A - Manufacturing method of hollow pipe and grab handle of badminton racket - Google Patents
Manufacturing method of hollow pipe and grab handle of badminton racket Download PDFInfo
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- CN102772883A CN102772883A CN2011101263759A CN201110126375A CN102772883A CN 102772883 A CN102772883 A CN 102772883A CN 2011101263759 A CN2011101263759 A CN 2011101263759A CN 201110126375 A CN201110126375 A CN 201110126375A CN 102772883 A CN102772883 A CN 102772883A
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Abstract
The invention discloses a manufacturing method of a hollow pipe and a grab handle of a badminton racket, which mainly comprises the following steps that: a first preformed pipe is formed by coiling a presoaked resin fibre fabric outside a shaft lever, and then a second preformed pipe is formed by coiling the other presoaked resin fibre fabric; and moreover, the second preformed pipe is connected with the first preformed pipe and is also used for containing one end of the first preformed pipe, afterwards the first preformed pipe, the shaft lever and the second preformed pipe are arranged in a mould, and pressure is applied to the inside of the second preformed pipe when the mould is heated, so that the first preformed pipe and the second preformed pipe are respectively solidified so as to form the hollow pipe and the grab handle of the badminton racket, which have good structural strength and are integrally formed.
Description
Technical field
The present invention relates in a kind of Badminton racket the manufacturing approach of pipe and lever, the manufacturing approach of pipe and lever in particularly a kind of integrated Badminton racket.
Background technology
The existing method of managing in the racket made from lever; Be first mostly, after heating makes aforementioned pre-soaked resin fiber weaving cloth curing molding afterwards, make its cooling again and detach axostylus axostyle through a pre-soaked resin fiber weaving cloth is wound in an axostylus axostyle; To make a straight middle pipe; Utilize the pre-soaked resin fiber weaving cloth to make a lever afterwards again, just that middle pipe and lever binding is fixing at last, accomplish the manufacturing of managing in the Badminton racket with lever.
Yet, because middle pipe and lever are the member of making moulding respectively, the therefore middle problem that has the structural strength deficiency with the lever joint of managing, after the long-term use, middle pipe and lever joint become flexible easily and produce the crack, also can cause fracture in the time of seriously.
Summary of the invention
In view of this, main purpose of the present invention is to provide the manufacturing approach of managing in the good Badminton racket of a kind of structural strength with lever.
For achieving the above object, manufacturing approach of the present invention, mainly including (a), that a pre-soaked resin fiber weaving cloth is wound in an axostylus axostyle is outer and form one first preparatory type pipe, and this first preparatory type pipe has one first end and one second end; (b) another pre-soaked resin fiber weaving cloth coiling is formed one second preparatory type pipe, this second preparatory type pipe is connected with this first preparatory type pipe, and second end of this first preparatory type pipe is contained in this second preparatory type pipe; And (c) this first preparatory type pipe, this axostylus axostyle and this second preparatory type pipe are inserted in the mould; Heating this mould, to bring pressure to bear on this second preparatory type pipe simultaneously inner, this first preparatory type pipe and this second preparatory type pipe solidify to form respectively manage in this and this lever and combining.Because pipe is that the pre-soaked resin fiber weaving cloth coiling that directly will form the second preparatory type pipe is connected in the first preparatory type pipe with the manufacturing approach of lever in the Badminton racket of the present invention; And second end that makes this first preparatory type pipe is contained in this second preparatory type pipe; Just insert in the mould heating afterwards and make the pre-soaked resin fiber weaving cloth of the first preparatory type pipe and the second preparatory type pipe curing molding that is heated simultaneously; Therefore can make the middle pipe and being integrally formed of the lever structure of racket, have preferable structural strength.
In Badminton racket provided by the present invention, in the manufacturing approach of pipe and lever, be that gases at high pressure are poured into this second preparatory type pipe inside in step (c), to exert pressure; Or it is inner that blowing agent is inserted this second preparatory type pipe, and blowing agent is heated and promptly foams to exert pressure.
In Badminton racket provided by the present invention in pipe and the manufacturing approach of lever; In step (b); The inwall of this second preparatory type pipe is extended with a fin, and this fin is parallel to the length direction of this second preparatory type pipe in fact and this second preparatory type pipe inside is divided into two empty chambers.The middle pipe and the lever of the racket that makes according to manufacturing approach of the present invention by this, have better structural strength.
In addition, this fin is to be connected with this first preparatory type pipe, uses in the lifting bond strength between pipe and the lever, thereby promotes the middle pipe of Badminton racket and the structural strength of lever.
In the manufacturing approach of doing according to one embodiment of the invention, the length of this fin is less than the length of this second preparatory type pipe.By this, except the structural strength of the middle pipe that can promote Badminton racket and lever, can also weight reduction.
Describe the present invention below in conjunction with accompanying drawing and specific embodiment, but not as to qualification of the present invention.
Description of drawings
Fig. 1 is a sketch map, forms the step of the first preparatory type pipe in the manufacturing approach of demonstration first embodiment of the invention;
Fig. 2 is a sketch map, shows the step that forms the second preparatory type pipe;
Fig. 3 is a sketch map, and demonstration is with this first and second preparatory type pipe step of curing;
Fig. 4 is a sketch map, shows pipe and lever in the Badminton racket that the manufacturing approach according to this first embodiment makes;
Fig. 5 is a sketch map, shows the manufacturing approach of second embodiment of the invention;
Fig. 6 is a sketch map, shows pipe and lever in the Badminton racket that the manufacturing approach according to this second embodiment makes;
Fig. 7 is a sketch map, shows that the inwall of this second preparatory type pipe is extended with a fin in the manufacturing approach of third embodiment of the invention;
Fig. 8 is a sketch map, shows gases at high pressure are poured into the inner step of this second preparatory type pipe;
Fig. 9 is a sketch map, shows pipe and lever in the Badminton racket that the manufacturing approach according to the 3rd embodiment makes;
Figure 10 is the cutaway view along the 10-10 hatching line of Fig. 9;
Figure 11 is the cutaway view along the 11-11 hatching line of Fig. 9; And
Figure 12 is a stereogram, shows to have the middle pipe that the manufacturing approach according to the 3rd embodiment makes and the Badminton racket of lever.
Wherein, Reference numeral
The specific embodiment
Following simple declaration the present invention cooperates the content of the accompanying drawing that embodiment adopts, wherein:
Fig. 1 is a sketch map, forms the step of the first preparatory type pipe in the manufacturing approach of demonstration first embodiment of the invention;
Fig. 2 is a sketch map, shows the step that forms the second preparatory type pipe;
Fig. 3 is a sketch map, and demonstration is with this first and second preparatory type pipe step of curing;
Fig. 4 is a sketch map, shows pipe and lever in the Badminton racket that the manufacturing approach according to this first embodiment makes;
Fig. 5 is a sketch map, shows the manufacturing approach of second embodiment of the invention;
Fig. 6 is a sketch map, shows pipe and lever in the Badminton racket that the manufacturing approach according to this second embodiment makes;
Fig. 7 is a sketch map, shows that the inwall of this second preparatory type pipe is extended with a fin in the manufacturing approach of third embodiment of the invention;
Fig. 8 is a sketch map, shows gases at high pressure are poured into the inner step of this second preparatory type pipe;
Fig. 9 is a sketch map, shows pipe and lever in the Badminton racket that the manufacturing approach according to the 3rd embodiment makes;
Figure 10 is the cutaway view along the 10-10 hatching line of Fig. 9;
Figure 11 is the cutaway view along the 11-11 hatching line of Fig. 9; And
Figure 12 is a stereogram, shows to have the middle pipe that the manufacturing approach according to the 3rd embodiment makes and the Badminton racket of lever.
At first, see also Fig. 1 to Fig. 4, the manufacturing approach according to first embodiment of the invention is done mainly includes the following step:
As shown in Figure 1, a pre-soaked resin fiber weaving cloth 10 is wound in outside the axostylus axostyle 20, form one first preparatory type pipe 30, this first preparatory type pipe 30 has one first end 31 and one second end 33; Afterwards, as shown in Figure 2, another pre-soaked resin fiber weaving cloth 10 coilings are formed one second preparatory type pipe 40, this second preparatory type pipe 40 is to be connected with this first preparatory type pipe 30, and second end 33 of this first preparatory type pipe 30 is contained in this second preparatory type pipe 40.Wherein, This pre-soaked resin fiber weaving cloth 10 is through after earlier a fiber weaving cloth being immersed in a resin liquid; Make its drying made again; The material that aforementioned fibers is weaved cotton cloth can be used but be not limited to carbon fiber, glass fibre, boron fibre or Ke Weila (Kevlar) fiber, and aforementioned resin liquid can be thermosetting resin liquid or thermoplastic resin liquid.Secondly, aforementioned axostylus axostyle 20 is generally processed by heat-resisting steel, is commonly called as iron core.
Afterwards, as shown in Figure 3, this first preparatory type pipe 30, this axostylus axostyle 20 are inserted in the heat pressing and molding mold 50 with this second preparatory type pipe 40 in the lump; Heating also pours into gases at high pressure G the inside of this second preparatory type pipe 40 simultaneously; So, this first preparatory type pipe 30 can be because of receiving external pressure to be tight against this axostylus axostyle 20, and the intersection of this second preparatory type pipe 40 and this first preparatory type pipe 30; Also can more closely combine because of receiving external pressure; In addition, this second preparatory type pipe 40 can support to arrive in the inwall in this mould 50 because of its inside is under pressure, after after a while; This first preparatory type pipe 30 and this second preparatory type pipe 40 will be heated and respectively curing molding be middle pipe 60 and lever 61, detach again at last this axostylus axostyle 20 can obtain as shown in Figure 4 integrated in pipe 60 and lever 61.What deserves to be mentioned is; Owing to can receive the pressure of mould 50 during first preparatory type pipe 30 moulding; So the outer rim shape of moulding rear middle tube 60 can with die cavity 51 shape complementarities of mould 50, during actual the manufacturing, shape such as rounded, oval, the triangle hexagon in the cross section of pipe 60 in can making.
Please consult Fig. 5 to Fig. 6 again; According to the manufacturing approach that second embodiment of the invention is done, this first preparatory type pipe 30 is to extend in the whole second preparatory type pipe 40, and as shown in Figure 5; Be through blowing agent 70 being placed these second preparatory type pipe, 40 inside to exert pressure; When blowing agent 70 receives heat foamable, can bring pressure to bear on this second preparatory type pipe, 40 inside, and make integrated middle pipe 60 and lever 61 as shown in Figure 6.
Because being pre-soaked resin fiber weaving cloth 10 coilings that directly will form the second preparatory type pipe 40, manufacturing approach of the present invention is connected in the first preparatory type pipe 30; And second end 33 that makes this first preparatory type pipe 30 is contained in this second preparatory type pipe 40, just makes first and second preparatory type pipe 30,40 curing molding that is heated simultaneously afterwards; Therefore can make the middle pipe and being integrally formed of the lever structure of racket; To obtain preferable structural strength, even use through long-term, middle pipe and lever junction also are difficult for producing the crack.
Then, please consult Fig. 7 to Fig. 9 again, its manufacturing approach for doing according to third embodiment of the invention, what need special instruction is in the manufacturing approach of present embodiment, after needing to accomplish step shown in Figure 1 earlier, just to carry out Fig. 7 to step shown in Figure 9.
Know clearly it; Be wound in outside the axostylus axostyle 20 when this pre-soaked resin fiber weaving cloth 10 and after forming this first preparatory type pipe 30, carry out step as shown in Figure 7 then, also be; The inwall of this second preparatory type pipe 40 is extended with the fin 80 that is connected with this first preparatory type pipe 30 towards its center; And, the length direction of parallel approximately this second preparatory type pipe 40 of this fin 80, and these second preparatory type pipe 40 inner area are divided into two empty chambers 41.By this, not only can promote the structural strength of lever after the moulding itself, more can promote middle pipe and the structural strength of lever joint after the moulding.What deserves to be mentioned is; In present embodiment, the rough equal in length with this second preparatory type pipe 40 of the length of this fin 80, but in fact the quantity of fin 80 and length not as limit; If weight reduction, then the length of fin 80 can be less than the length of this second preparatory type pipe 40.
Afterwards, as shown in Figure 8, this first preparatory type pipe 30, this body of rod 20 and this second preparatory type pipe 40 are inserted in this mould 50; Heating and simultaneously gases at high pressure G is poured into respectively should 41 inside, sky chamber so, is ditto taken off said; This first preparatory type pipe 30 can be because of receiving external pressure to be tight against this axostylus axostyle 20, and this second preparatory type pipe 40 also can more closely combine because of receiving external pressure with the junction of this first preparatory type pipe 30, and; As shown in Figure 8, when this two empty chamber 41 received internal pressure, this second preparatory type pipe 40 can support to arrive in the inwall of this mould 50; This first preparatory type pipe 30, this second preparatory type pipe 40 and this fin 80 all can be heated and curing molding; Last this axostylus axostyle 20 that detaches again can obtain the integrated middle pipe 60 and lever 61 extremely shown in Figure 12 like Fig. 9, and these lever 61 inside have fin 80.
According to spirit of the present invention, the quantity of fin 80 can change by actual demand, and for example, these second preparatory type pipe 40 inwalls are extensible to have three fins, makes the lever inside that makes be formed with three empty chambers.If weight reduction, this fin can not established yet, and only needs to increase by the second preparatory type pipe 40 and the first preparatory type pipe 30 junctions employed pre-soaked resin fiber weaving cloth amount, with the bond strength of pipe 60 in keeping with lever 61.
Certainly; The present invention also can have other various embodiments; Under the situation that does not deviate from spirit of the present invention and essence thereof; Those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (6)
1. the manufacturing approach of pipe and lever in the Badminton racket is characterized in that, includes the following step:
(a) a pre-soaked resin fiber weaving cloth is wound in an axostylus axostyle and forms one first preparatory type pipe outward, this first preparatory type pipe has one first end and one second end;
(b) another pre-soaked resin fiber weaving cloth coiling is formed one second preparatory type pipe, this second preparatory type Guan Yiduan is connected with this first preparatory type pipe, and second end of this first preparatory type pipe is contained in this second preparatory type pipe; And
(c) this first preparatory type pipe, this axostylus axostyle and this second preparatory type pipe are inserted in the mould; Heat this mould and exert pressure in this second preparatory type pipe inside simultaneously, this first preparatory type pipe and this second preparatory type pipe are solidify to form respectively manage in this and this lever and combining.
2. the manufacturing approach of pipe and lever is characterized in that in the Badminton racket according to claim 1, is that gases at high pressure are poured into this second preparatory type pipe inside to exert pressure in step (c).
3. the manufacturing approach of pipe and lever is characterized in that in the Badminton racket according to claim 1, in step (c) is blowing agent is inserted this second preparatory type pipe inside, and blowing agent is heated and promptly foams to exert pressure.
4. the manufacturing approach of pipe and lever in the Badminton racket according to claim 1; It is characterized in that; In step (b), the inwall of this second preparatory type pipe is extended with a fin and is parallel to the length direction of this second preparatory type pipe and this second preparatory type pipe inside is divided into two empty chambers.
5. based on the manufacturing approach of pipe in the described Badminton racket of claim 4, it is characterized in that this fin is connected with this first preparatory type pipe with lever.
6. the manufacturing approach of pipe and lever is characterized in that the length of this fin is less than the length of this second preparatory type pipe in the Badminton racket according to claim 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101263759A CN102772883A (en) | 2011-05-11 | 2011-05-11 | Manufacturing method of hollow pipe and grab handle of badminton racket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101263759A CN102772883A (en) | 2011-05-11 | 2011-05-11 | Manufacturing method of hollow pipe and grab handle of badminton racket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102772883A true CN102772883A (en) | 2012-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101263759A Pending CN102772883A (en) | 2011-05-11 | 2011-05-11 | Manufacturing method of hollow pipe and grab handle of badminton racket |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1062493A (en) * | 1990-12-19 | 1992-07-08 | 罗碧缎 | A kind of method for making of racket and manufacturing installation |
| EP0579881A1 (en) * | 1992-07-15 | 1994-01-26 | Chin-San You | A method of making a game racket frame of plastic compound material |
| CN1091329A (en) * | 1993-02-25 | 1994-08-31 | 陈正盛 | Integral forming method of fibre racket handle |
| US20030073523A1 (en) * | 2001-10-16 | 2003-04-17 | Hsu Young-Chen | Method for manufacturing rackets with shock absorbing members with single heating process |
| CN101502711A (en) * | 2008-02-04 | 2009-08-12 | 登路普·史莱辛格集团有限公司 | Badminton racket and method for producing the same |
| CN201316509Y (en) * | 2008-09-16 | 2009-09-30 | 源民安企业股份有限公司 | Handle of battledore |
| CN101590314A (en) * | 2009-06-18 | 2009-12-02 | 徐建昇 | The preparation method of fibrous racket frame |
-
2011
- 2011-05-11 CN CN2011101263759A patent/CN102772883A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1062493A (en) * | 1990-12-19 | 1992-07-08 | 罗碧缎 | A kind of method for making of racket and manufacturing installation |
| EP0579881A1 (en) * | 1992-07-15 | 1994-01-26 | Chin-San You | A method of making a game racket frame of plastic compound material |
| CN1091329A (en) * | 1993-02-25 | 1994-08-31 | 陈正盛 | Integral forming method of fibre racket handle |
| US20030073523A1 (en) * | 2001-10-16 | 2003-04-17 | Hsu Young-Chen | Method for manufacturing rackets with shock absorbing members with single heating process |
| CN101502711A (en) * | 2008-02-04 | 2009-08-12 | 登路普·史莱辛格集团有限公司 | Badminton racket and method for producing the same |
| CN201316509Y (en) * | 2008-09-16 | 2009-09-30 | 源民安企业股份有限公司 | Handle of battledore |
| CN101590314A (en) * | 2009-06-18 | 2009-12-02 | 徐建昇 | The preparation method of fibrous racket frame |
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Application publication date: 20121114 |