CN1438056A - Racket frame and preparing method - Google Patents
Racket frame and preparing method Download PDFInfo
- Publication number
- CN1438056A CN1438056A CN03100094A CN03100094A CN1438056A CN 1438056 A CN1438056 A CN 1438056A CN 03100094 A CN03100094 A CN 03100094A CN 03100094 A CN03100094 A CN 03100094A CN 1438056 A CN1438056 A CN 1438056A
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- batten
- racket
- racket frame
- head
- preparation
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Abstract
The present invention relates to a racket frame and its production method. Said method includes: firstly, placing a long wood strip in a mould cavity of mould, at the same time rolling multi-layer fibre fabrics impregnated with resin, into a tube with hollow receiving chamber, placing the tube into the mould cavity, then by a predefined pressure to inject a fluid into the hollow receiving chamber of the tube, and making the tube body expand and close to the inner edge of the described mould cavity, at the moment, also making the wood strip close to the inner edge of the mould cavity, after a predefined time period, the tube body can be formed into main body with head portion and connecting portion.
Description
Technical field
The present invention relates to a kind of sports equipment, particularly about a kind of racket frame and preparation method thereof, it not only has preferable batting characteristic and texture, and fabrication schedule is very rapidly succinct.
Background technology
Press, traditional racket such as tennis racket or pelota bat etc. all include a head and use to open for face and establish, and a handle is used for the user and gripped, and a junction is located between head and the handle in order to be connected both.Wherein, except the handle wire rod required with forming face, whole racket frame has purely to be made by timber, also have pure made by metal materials such as aluminium alloy or fiber reinforced plastic, yet no matter by which kind of material being made all has some shortcomings, now is exemplified below:
Though 1, the racket frame of being made by timber has preferable batting characteristic, the structural strength deficiency, the easy situation that fracture takes place, even moist environment can make timber be out of shape warpage gradually.
2, by metal material or the made racket frame of fiber reinforced plastic, though have preferable structural strength, yet the vibrations of batting moment generation are passed to handle with major part, can't effectively absorb this vibrations, not only influence user's performance when participating in the cintest, get off for a long time even may cause the athletic injury that can't remedy.
3, by metal material or the made racket frame of fiber reinforced plastic, its appearance is stiff, grave and stern, gives people's the sensation utmost point not affine, influences user's sense of touch and visual experience.
Summary of the invention
Because above-mentioned shortcoming, main purpose of the present invention provides a kind of racket frame and preparation method thereof, and it not only has splendid batting characteristic, can effectively absorb the vibrations that square stance produces, and fabrication schedule is very rapidly succinct, and appearance tactile impression is splendid.
For achieving the above object, the present invention takes following technical scheme:
A kind of racket frame, in order to combine with a handle and to form a racket, it is characterized in that: it includes: a main body, it includes a head in the form of a ring; A junction, it is arranged between described head and the handle, in order to connect both; At least one batten, it is arranged on a lateral margin of described body head.
Described batten accounts for the 5%～70% preferable of the racket frame volume of timber.
Described batten accounts for the 10%～50% better of the racket frame volume of timber.
The thickness of described batten is that 3～5mm is preferable.
Described batten is an outer ring edge that is arranged on described body head.
Described batten can be divided into two sections, be separately positioned on the contiguous connecting portion of described body head place, and the section that described body head outer ring edge is not coated by batten is provided with a guard strip.
Described batten is an interior ring edge that is arranged on described body head.
Described connecting portion includes two poles, and described two poles are connected with described head with the one end respectively, is connected with described handle after the other end then is combined as a whole.
The preparation method of above-mentioned racket frame, it is characterized in that: at first prepare a microscler batten, and described batten is inserted in the die cavity of a mould, prepare the fiber weaving cloth that multilayer contains resin pickup simultaneously, described weaving cotton cloth repeatedly put the body that formation one inside of reeling has medium altitude chamber, and described body inserted in the described die cavity, then one fluid is injected the room of described body with a predetermined pressure, make described hose expansion and subsides be butted on the inner edge of described die cavity, batten also will be subjected to described hose expansion pressure and paste the inner edge that is butted on described die cavity this moment, after a scheduled time, body promptly forms the main body with head and connecting portion, and main body and the batten formation racket frame of combining closely.
Described batten is with after main body combines, and the surface that described batten is ground in reprocessing makes its slyness.
Described resin is thermosetting resin or thermoplastic resin.
Described fiber weaving cloth can be made by carbon fiber, glass fibre, boron fibre or Ke Weila fiber.
Plural batten is inserted in the die cavity of described mould in the mode that changes mutually layer by layer.
By this, racket frame of the present invention not only has preferable batting characteristic and texture, and fabrication schedule is very rapidly succinct.
Description of drawings
Fig. 1 is the stereogram of embodiments of the invention one
Fig. 2 is the cutaway view of Fig. 1 along the 2-2 direction
Fig. 3 is the manufacture method schematic diagram of embodiment one
Fig. 4 is the manufacture method schematic diagram two of embodiment one
Fig. 5 is the stereogram of the embodiment of the invention two
Fig. 6 is the three-dimensional exploded view of embodiments of the invention three
Fig. 7 is the stereogram of embodiments of the invention four
Fig. 8 is the cutaway view of embodiments of the invention five
The specific embodiment
Embodiment one, and as shown in Figure 1 and Figure 2, racket frame 10 provided by the present invention combines with a handle 12 just can form a racket 14, and racket frame 10 includes a main body 20 and two battens 30.
Two battens 30 are arranged at the outer ring edge 211 and interior ring edge 212 of main body 20 heads 21 respectively, can be made by materials such as wood, bamboos, and the thickness of batten 30 can be according to the actual needs adjustment, and for example 3～5mm or other size all can.
By this, racket 14 square stances, seismic wave by racket frame 10 when handle 12 transmits, must be via the medium of two kinds of unlike materials, be main body 20 and batten 30, the speed that this second medium transmits seismic wave is all different with amplitude, therefore, seismic wave can reduce mutually when transmitting, and make the framework 10 can absorbing vibrations and have splendid damping effect.In addition, because the volume of timber of batten 30 accounts for a predetermined ratio of whole racket frame 10, for example 5%～70% or 10%～50%, make racket 14 not only have the tough advantage of fiber reinforced plastic structure, have more the peculiar splendid touch of timber, and can change the volume of timber ratio that batten 30 accounts for general frame 10, to cooperate different users's preference.Simultaneously, racket 14 more can improve common metal or the stiff texture of fiber reinforced plastic material racket frame raw food, effectively improves the disappearance of conventional construction, thereby reaches purpose of the present invention.
The fabrication schedule of above-mentioned racket frame 10 is as follows:
As shown in Figure 3, at first prepare two microscler battens 30, and two battens 30 are inserted in the die cavity 42 of a mould 40, and lay respectively at relative two sides of die cavity 42, also not serious between batten 30 and the die cavity 42 at this moment if leave the gap, prepare the fiber weaving cloth 24 that multilayer contains resin pickup simultaneously, wherein resin can be thermoplastic resin, also can be thermosetting resin, the fiber that is adopted can be carbon fiber, glass fibre, boron fibre or Ke Weila (Kevlar) fiber etc., 24 repeatedly put and reel to form the body 44 that an inside has medium altitude chamber 46 weaving cotton cloth, and body 44 inserted in the die cavity 42, then with in the room 46 of a predetermined pressure with a fluid such as air injection tube body 44, make body 44 expansions and paste the inner edge (as shown in Figure 4) that is butted on die cavity 42, batten 30 also will be subjected to body 44 bulbs of pressure and closely paste the inner edge that is butted on die cavity 42 this moment, system temperature is controlled in the proper range simultaneously, after a scheduled time, body 44 promptly forms the main body 20 with head 21 and connecting portion 22, and main body 20 and the two battens 30 formation racket frame 10 of combining closely.At last, the surface that two battens 30 are ground in reprocessing makes its slyness, promptly forms final finished product, and whole manufacturing process is simple, makes rapidly and with low cost, has industrial yield heterosis.
During actual the manufacturing, also can be as shown in Figure 5, the racket frame 50 that preferred embodiment two of the present invention is provided, only the outer ring edge 54 in its main body 52 heads 53 is provided with a batten 55, and the interior ring edge 56 of head 53 is not provided with batten.
Perhaps, also can be as shown in Figure 6, the racket frame 60 that preferred embodiment three of the present invention is provided, batten 62 is divided into two sections, is separately positioned on main body 63 heads 64 contiguous connecting portions 65 places, main body 63 heads 64 outer ring edges 641 then can be provided with for the guard strip 66 that an elastic material is made by the section that batten 62 coats, and batten 62 is suitable with the thickness of guard strip 66, when guard strip 66 with after main body 63 combines, framework 60 outer rims form the camber line of a slyness, outward appearance especially has aesthetic feeling.
In fact, no matter batten is arranged on the outer ring edge or the interior ring edge of body head, as long as a lateral margin of body head is provided with batten, promptly should be the present patent application claim contains, even batten only coats the part of body head lateral margin, perhaps batten also coats the connecting portion of main body, also should be the present patent application claim and contains.
What deserves to be mentioned is that in addition the present invention can be applied to various racket frames, as tennis racket, pelota bat etc., as shown in Figure 7, and the racket frame 70 that preferred embodiment four of the present invention is provided, it is a pelota frame frame.
In addition, the present invention can change, as shown in Figure 8, the racket frame 80 that preferred embodiment five of the present invention is provided, its main body 82 2 sides are respectively equipped with four battens 84 that change mutually layer by layer, because the thickness of batten 84 is thinner than aforementioned each embodiment, therefore, when batten 84 being arranged in the die cavity of mould, can more convenient deflection, increase the convenience when making.In fact, according to spirit of the present invention,, be the present patent application claim and contain as long as more than one batten is set in main body one side.
Claims (16)
1, a kind of racket frame, in order to combine with a handle and to form a racket, it is characterized in that: it includes:
One main body, it includes a head in the form of a ring;
A junction, it is arranged between described head and the handle, in order to connect both;
At least one batten, it is arranged on a lateral margin of described body head.
2, racket frame as claimed in claim 1 is characterized in that: described batten accounts for 5%～70% of the racket frame volume of timber.
3, racket frame as claimed in claim 1 is characterized in that: described batten accounts for 10%～50% of the racket frame volume of timber.
4, racket frame as claimed in claim 1 is characterized in that: the thickness of described batten is 3～5mm.
5, as claim 1 or 2 or 3 or 4 described racket frames, it is characterized in that: described batten is an outer ring edge that is arranged on described body head.
6, racket frame as claimed in claim 5 is characterized in that: described batten can be divided into two sections, be separately positioned on the contiguous connecting portion of described body head place, and the section that described body head outer ring edge is not coated by batten is provided with a guard strip.
7, as claim 1 or 2 or 3 or 4 described racket frames, it is characterized in that: described batten is an interior ring edge that is arranged on described body head.
8, as claim 1 or 2 or 3 and 4 described racket frames, it is characterized in that: described connecting portion includes two poles, and described two poles are connected with described head with the one end respectively, is connected with described handle after the other end then is combined as a whole.
9, the preparation method of racket frame as claimed in claim 1, it is characterized in that: at first prepare a microscler batten, and described batten is inserted in the die cavity of a mould, prepare the fiber weaving cloth that multilayer contains resin pickup simultaneously, described weaving cotton cloth repeatedly put the body that formation one inside of reeling has medium altitude chamber, and described body inserted in the described die cavity, then one fluid is injected the room of described body with a predetermined pressure, make described hose expansion and subsides be butted on the inner edge of described die cavity, batten also will be subjected to described hose expansion pressure and paste the inner edge that is butted on described die cavity this moment, after a scheduled time, body promptly forms the main body with head and connecting portion, and main body and the batten formation racket frame of combining closely.
10, the preparation method of racket frame as claimed in claim 9 is characterized in that: described batten accounts for 5%～70% of the racket frame volume of timber.
11, the preparation method of racket frame as claimed in claim 9 is characterized in that: described batten accounts for 10%～50% of the racket frame volume of timber.
12, the preparation method of racket frame as claimed in claim 9 is characterized in that: the thickness of described batten is 3～5mm.
13, as the preparation method of claim 9 or 10 or 11 or 12 described racket frames, it is characterized in that: described batten is with after main body combines, and the surface that described batten is ground in reprocessing makes its slyness.
14, as the preparation method of claim 9 or 10 or 11 or 12 described racket frames, it is characterized in that: described resin is thermosetting resin or thermoplastic resin.
15, as the preparation method of claim 9 or 10 or 11 or 12 described racket frames, it is characterized in that: described fiber weaving cloth can be made by carbon fiber, glass fibre, boron fibre or Ke Weila fiber.
16, as the preparation method of claim 9 or 10 or 11 or 12 described racket frames, it is characterized in that: plural batten is inserted in the die cavity of described mould in the mode that changes mutually layer by layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN03100094A CN1438056A (en) | 2003-01-09 | 2003-01-09 | Racket frame and preparing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN03100094A CN1438056A (en) | 2003-01-09 | 2003-01-09 | Racket frame and preparing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1438056A true CN1438056A (en) | 2003-08-27 |
Family
ID=27673792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN03100094A Pending CN1438056A (en) | 2003-01-09 | 2003-01-09 | Racket frame and preparing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1438056A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102612427A (en) * | 2009-06-18 | 2012-07-25 | Xene公司 | Fiber composite and process of manufacture |
-
2003
- 2003-01-09 CN CN03100094A patent/CN1438056A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102612427A (en) * | 2009-06-18 | 2012-07-25 | Xene公司 | Fiber composite and process of manufacture |
| CN102612427B (en) * | 2009-06-18 | 2016-08-03 | Xene公司 | A kind of fibrous composite and production technology |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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