CN1143699C - Manufacture of composite material racket with special section - Google Patents

Manufacture of composite material racket with special section Download PDF

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Publication number
CN1143699C
CN1143699C CNB981201296A CN98120129A CN1143699C CN 1143699 C CN1143699 C CN 1143699C CN B981201296 A CNB981201296 A CN B981201296A CN 98120129 A CN98120129 A CN 98120129A CN 1143699 C CN1143699 C CN 1143699C
Authority
CN
China
Prior art keywords
gas blow
blow pipe
racket
type
frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNB981201296A
Other languages
Chinese (zh)
Other versions
CN1249955A (en
Inventor
蔡明仁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LONGJIE INDUSTRY Co Ltd
Original Assignee
LONGJIE INDUSTRY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LONGJIE INDUSTRY Co Ltd filed Critical LONGJIE INDUSTRY Co Ltd
Priority to CNB981201296A priority Critical patent/CN1143699C/en
Publication of CN1249955A publication Critical patent/CN1249955A/en
Application granted granted Critical
Publication of CN1143699C publication Critical patent/CN1143699C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The present invention relates to a method for manufacturing a composite material racket with a special section, which mainly has the technical scheme that a plurality of hollow flexible rules with appropriate caliber sizes are arranged, first gas blow pipes are sheathed on the appropriate positions in the flexible rules, the outer parts of the first gas blow pipes are provided with a preliminarily dipped material to form barrel bodies, and a plurality of barrel bodies formed by the flexible rules are arranged side by side; second gas blow pipes of which the outer parts are coated with the preliminarily dipped material are additionally arranged to be just sheathed in the barrel bodies to form a preform structure, the flexible rules are extracted from the inner part of the preform structure along the direction of a longitudinal shaft, and the preform structure is arranged in a mould and can be formed in the mould. Therefore, the barrel bodies are formed into reinforced ribs with certain states after being heated and formed in a racket frame because of an arrangement way of the barrel bodies, and the structural strength of the racket frame is enhanced.

Description

Manufacture of composite material racket with special section
The invention relates to a kind of manufacture of composite material racket with special section, refer to a kind of method that the inner moulding of frame of racket can be constituted a special construction especially, using increases the local drag of frame of racket, torsion and intensity.
According to the made frame of existing frame of racket manufacture method, as shown in Figure 1, the whole cross section of this racket A ' is subject to existing manufacturing means and technology, generally only can constitute a hollow tube body merely, yet it is well-known, the user is when carrying out the action of tennis batting, tennis racket will be subjected to its frame B ' profile, striking point on the ball and bounce factor affecting such as posture, and make the pressure that each several part is afforded on this frame B ', torsion and shearing have nothing in common with each other, so for yielding to its original structure, and need to increase its wall thickness to strengthen its intensity, use and bear stronger strength, therefore, the weight of racket A ' often is difficult to be alleviated again, and the burden can increase the user and swing the bat the time, and the flexibility of influence when swinging the bat.So,
Main purpose of the present invention is to provide a kind of manufacture of composite material racket with special section, can use the wall thickness that reduces original frame, and can partly carry out the structure-reinforced of special cross section at the stronger frame of holding capacity in addition.
Secondary objective of the present invention is to provide a kind of manufacture of composite material racket with special section, uses the weight that can alleviate frame, reaches light-weighted purpose.
A further object of the present invention is to provide a kind of manufacture of composite material racket with special section, the shearing resistance intensity of being born in the time of can increasing the frame threading.
Purpose of the present invention can realize as follows that a kind of manufacture of composite material racket with special section of the present invention is characterized in that method includes the following step:
G. be provided with a plurality of tape measures;
H. on the appropriate location of this tape measure, be arranged with one first gas blow pipe, and volume is provided with a preimpregnation material outside this first gas blow pipe, to constitute a cylindrical shell;
I. a plurality of cylindrical shells that this tape measure constituted are arranged side by side, to constitute required structure, other is provided with one second gas blow pipe, and the internal diameter of this second gas blow pipe just can be inserted in aforesaid cylindrical shell;
J. outside this second gas blow pipe, coat a preimpregnation material, to constitute a pre-type structure;
K. this tape measure is detached in this pre-type structure along the y direction place;
L. should pre-type structure place in the mould again, and heat this mould and pre-type structure simultaneously, and supply gas is in this first tracheae and second gas blow pipe, so that this pre-type structure is carried out moulding in this mould.
Above-mentioned this preimpregnation material is constituted by a kind of reinforcing fiber; This reinforcing fiber is carbon fiber, glass fibre or the poly-third vinegar amine fiber.Desire with respect to this frame can select to be provided with these a plurality of cylindrical shells in second gas blow pipe of position of reinforced structure, and can impose different structures simultaneously at frame diverse location place, cooperate the required strength of bearing of this part, and whole frame need not be imposed identical structure.
Now further understand and understanding for making the special place of structure of the present invention and the effect that realized had, only help with preferred embodiment figure and cooperate detailed explanation, illustrate as after:
Description of drawings:
Fig. 1 is existing racket appearance structure schematic diagram;
Fig. 2 is the schematic appearance of tape measure of the present invention;
Fig. 3 is the schematic appearance of outer sheathed first gas blow pipe of tape measure of the present invention;
Fig. 4 is that the present invention coats the preimpregnation material schematic diagram outside first gas blow pipe;
Fig. 5 is that the present invention is arranged with one second gas blow pipe again and is coated with the schematic appearance of a preimpregnation material outside this tape measure;
Fig. 6 is the action schematic diagram that the present invention detaches tape measure pre-type structure;
Fig. 7 is the made finished product schematic diagram of the present invention;
Fig. 8 is cylindrical shell of the present invention permutation and combination method and cross sectional shape of being constituted in second gas blow pipe;
Fig. 9 is cylindrical shell of the present invention another permutation and combination method and cross sectional shape of being constituted in this second gas blow pipe;
Figure 10 is a cylindrical shell of the present invention permutation and combination method and cross sectional shape of being constituted again in this second gas blow pipe.
The figure number explanation:
A, A ' racket
B, B ' frame
1 tape measure
2 first gas blow pipes
3 preimpregnation materials
4 second gas blow pipes
10,10 ', 10 " cylindrical shell
20,20 ', 20 " pre-type structure
30,30 ', 30 " ribs
Seeing also shown in Figure 2ly, is the schematic appearance of tape measure of the present invention.As shown in the figure, the present invention mainly is the cross dimensions according to required Frame of racket, is provided with the hollow tape measure 1 of a plurality of suitable caliber size, and the length of this tape measure 1 then is to cooperate the girth of required frame B and stipulate.
See also shown in Figure 3, the schematic appearance of sheathed first gas blow pipe outside tape measure of the present invention.As shown in the figure, on the appropriate location of this tape measure 1, promptly be arranged with one first gas blow pipe 2 again in the position of this frame B desire reinforcement intensity, and volume is provided with a preimpregnation material 3 outside this first gas blow pipe 2, to constitute a cylindrical shell 10, as shown in Figure 4, and this preimpregnation material 3 is constituted by a kind of reinforcing fiber, and this reinforcing fiber then is selected by carbon fiber, glass fibre and the poly-third vinegar amine fiber.
Seeing also shown in Figure 5ly, is that the present invention is arranged with second gas blow pipe of a larger caliber again and is coated with the schematic appearance of a preimpregnation material outside this tape measure.As shown in the figure, a plurality of cylindrical shells 10 that this tape measure 1 is constituted mutually side by side, and be arranged in suitable position to constitute required structure, other is provided with second gas blow pipe 4 of a larger caliber, the internal diameter of this second gas blow pipe 4 just can be inserted in aforesaid cylindrical shell 10, and outside this second gas blow pipe 4, be coated with a preimpregnation material 3 in addition, to constitute a pre-type structure 20.
Seeing also shown in Figure 6ly, is the action schematic diagram that the present invention detaches tape measure pre-type structure.As shown in the figure, after constituting this pre-type structure 20, this tape measure 1 can be detached in this pre-type structure 20 along the y direction place, and make the former cylindrical shell 10 that first gas blow pipe 2 on this tape measure 1 and preimpregnation material 3 are constituted that is sheathed on, still remain in same position place in this second gas blow pipe 4, then should pre-type structure 20 place in the mould again, and heat this mould and pre-type structure 20, and the while supply gas is in this first gas blow pipe 2 and second gas blow pipe 4, so that this pre-type structure 20 is carried out moulding in this mould process.
Seeing also shown in Figure 7ly, is the made finished product schematic diagram of the present invention.As shown in the figure, the racket A that makes by manufacture method of the present invention, can be in its frame B owing to the arrangement mode of this cylindrical shell 10, and after hot briquetting, constitute the ribs 30 of certain form, use the structural strength of strengthening this frame B, as shown in Figure 8, and the present invention can be chosen in the frame B position of desire reinforcement structural strength arbitrarily and be implemented, promptly in position second gas blow pipe 4 of desiring reinforced structure with respect to this frame B, can select to be provided with a plurality of cylindrical shells 10, and can impose different structures simultaneously at frame B diverse location place, use and cooperate the required strength of bearing of this part, and whole frame B can't be imposed identical structure, so, more weak frame B place then can be with its wall thickness attenuate in addition at general stressed place, be about to this second gas blow pipe, 4 outer coatings, and use the weight that can alleviate racket A than thin preimpregnation material 3.
Seeing also shown in Figure 9ly, is cylindrical shell of the present invention another permutation and combination method and cross sectional shape of being constituted in this second gas blow pipe.This cylindrical shell 10 ' cross section also can be as shown in the figure, constitutes that two cross sections are square type structure and mutually side by side in this second gas blow pipe 4 and constitute pre-type structure a 20 ' moulding in addition, to constitute the structure that inside has the another kind of special frame of a ribs 30 '.
Seeing also shown in Figure 10ly, is a cylindrical shell of the present invention permutation and combination method and cross sectional shape of being constituted again in this second gas blow pipe.As shown in the figure, then be cylindrical shell 10 by four groups of cross section quadrates " assembled arrangement constitutes a pre-type structure 20 in this second gas blow pipe 4 " moulding in addition again, the ribs 30 that has decussate texture in promptly constituting " the frame structure, and this kind structure can be arranged on as the stressed stronger position of this kind of throat.

Claims (3)

1, a kind of manufacture of composite material racket with special section is characterized in that method includes the following step:
A. be provided with a plurality of tape measures;
B. on the appropriate location of this tape measure, be arranged with one first gas blow pipe, and volume is provided with the preimpregnation material that a reinforcing fiber constitutes outside this first gas blow pipe, to constitute a cylindrical shell;
C. a plurality of cylindrical shells that this tape measure constituted are arranged side by side, to constitute required structure, other is provided with one second gas blow pipe, and the internal diameter of this second gas blow pipe just can be inserted in aforesaid cylindrical shell;
D. outside this second gas blow pipe, coat a preimpregnation material, to constitute a pre-type structure;
E. this tape measure is detached in this pre-type structure along the y direction place;
F. should pre-type structure place in the mould again, and heat this mould and pre-type structure simultaneously, and supply gas is in this first tracheae and second gas blow pipe, so that this pre-type structure is carried out moulding in this mould.
2, manufacture of composite material racket with special section as claimed in claim 1 is characterized in that: reinforcing fiber is a kind of fiber that is selected from carbon fiber, glass fibre or the poly-third vinegar amine fiber.
3, manufacture of composite material racket with special section as claimed in claim 1, it is characterized in that: desire with respect to this frame to be provided with a plurality of cylindrical shells in second gas blow pipe of position of reinforced structure, and impose different structures simultaneously at frame diverse location place, cooperate the required strength of bearing of this part, and whole frame need not be imposed identical structure.
CNB981201296A 1998-10-07 1998-10-07 Manufacture of composite material racket with special section Expired - Fee Related CN1143699C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB981201296A CN1143699C (en) 1998-10-07 1998-10-07 Manufacture of composite material racket with special section

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB981201296A CN1143699C (en) 1998-10-07 1998-10-07 Manufacture of composite material racket with special section

Publications (2)

Publication Number Publication Date
CN1249955A CN1249955A (en) 2000-04-12
CN1143699C true CN1143699C (en) 2004-03-31

Family

ID=5226616

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB981201296A Expired - Fee Related CN1143699C (en) 1998-10-07 1998-10-07 Manufacture of composite material racket with special section

Country Status (1)

Country Link
CN (1) CN1143699C (en)

Also Published As

Publication number Publication date
CN1249955A (en) 2000-04-12

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Granted publication date: 20040331

Termination date: 20171007