CN1302827C

CN1302827C - Manufacturing method of golf wood club head

Info

Publication number: CN1302827C
Application number: CNB02142098XA
Authority: CN
Inventors: 陈晴祺
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-08-26
Filing date: 2002-08-26
Publication date: 2007-03-07
Anticipated expiration: 2022-08-26
Also published as: CN1478568A

Abstract

The present invention relates to a manufacturing method of a club head of a wooden golf club. A hole which extends from the top surface to the inside is formed by that two basic moulds are leaned. The bottom end of the hole is provided with a metal bottom plate. After a certain amount of granular material is arranged in the hole, an extruding mould extends into the hole, so that the granular material is extruded to fill the mould hole. After the granular material is hardened, the mould is separated to obtain a main body made of composite material, which has a cup-shaped basic casing. An opening is formed at the top of the basic casing, and a bottom plate is embedded at the bottom of the basic casing. After that a top casing and a front metal casing are combined with the main body to form a club head of a wooden club, wherein the top casing is covered and fixedly connected to the top opening of the basic casing, the front casing has a panel and peripheric wall which is formed by that the periphery of the panel extends convexly backwards, and the rear end of the peripheric wall is embedded and fixedly connected to the periphery position of the front side of the basic casing.

Description

The method for making of golf club head

Technical field

The present invention relates to a kind of method for production of golf driver head, is that composite, batting panel are the method for making of the golf club head of metal about a kind of main body particularly.

Background technology

In the manufacturing technology of golf club head now, composite is in light weight because of having, the intensity advantages of higher, so extensively used.But because of the wearability of composite relatively poor, so if whole bar head is composite, the easily shortcoming of wearing and tearing of striking surface is arranged then, therefore, comparatively ideal combination be with composite as the bar head main body, and with metal as batting panel.But in the existing bar head of this combination, the full connected structure that belongs between panel and composite body is very infirm, and back side of panel (or being back side periphery at least) is to fit in the main body front, makes batting panel effectively to bring into play bending elasticity, causes hitting distance to be restricted relatively.

Summary of the invention

Main purpose of the present invention is promptly providing a kind of method for making of golf club head, and its processing procedure is simple and easy, and can make main body is that composite, batting panel are the club head of metal.

Another object of the present invention is the method for making that is to provide a kind of golf club head, and the bar head of being made can be brought into play good " spring effect (spring-like effect) ", can be so as to hitting ball far away.

For reaching above-mentioned purpose, the method for making of golf club head provided by the invention, be that first setting can be driven and nimoto die laterally close or that separate, each basic mode has a notch towards the other side, each notch has a groove that is down extended by the basic mode end face, and a die portion that is connected in the groove bottom; One extrusion die is set simultaneously, and the position can be driven and upper and lower displacement above basic mode, and its lowermost end is a punch portion, and punch portion top is a piston part; Order about the nimoto die closing afterwards, make two notches to synthetic one hole, cave by the past interior extension of basic mode end face, have a protruding wall on the sidewall of bottom, hole, cave, the striking surface shape of the club head that its profile is roughly made corresponding to the institute desire, protruding wall is peripheral and around a ring-type raised line; Preset a metal base plate in bottom surface, hole, cave in addition; After an amount of group material (BMC) inserted the hole, cave, order about extrusion die and stretch into the hole, cave by groove, fill out the envelope groove to the piston part of extrusion die, and form a die cavity between the die portion of the punch portion of extrusion die and nimoto die, the part of the corresponding protruding wall of die cavity forms a sheet space; The group of making like this material fills up die cavity and answers the cloth base plate; After group's material is solid firmly, order about basic mode and extrusion die relative separation, obtaining a material is the main body of composite and the corresponding die cavity of shape, and it has a basic shell, the base shell has the antetheca in a corresponding sheet space, and the front periphery of antetheca has the ring-type embedding ditch of a corresponding ring-type raised line; One opening is formed on base shell top; Low plate is to be embedded in outside basic shell bottom and bottom surface be exposed to; Afterwards with a top shell and a metal fore shell and the synthetic aforementioned club head of body junction, wherein, be that the top cap is merged the open top that is fixed in basic shell, fore shell has the perisporium that a panel and is protruded out backward by faceplate perimeter, the perisporium rear end has a ring-type embedding edge, be the ring-type embedding edge of fore shell rear end to be embedded in the ring-type embedding ditch in basic shell front, and make the perisporium rear end be fixed in basic shell front periphery.

Description of drawings

Fig. 1 is the schematic diagram of the first step of the present invention's first preferred embodiment;

Fig. 2 is the schematic diagram of second step of the present invention's first preferred embodiment;

Fig. 3 is the schematic diagram of the third step of the present invention's first preferred embodiment;

Fig. 4 is the schematic diagram of the 4th step of the present invention's first preferred embodiment;

Fig. 5 is the schematic diagram of the 5th step of the present invention's first preferred embodiment;

Fig. 6 is the schematic diagram of the 6th step of the present invention's first preferred embodiment;

Fig. 6 (A) is the circle A enlarged drawing partly among Fig. 6;

Same Fig. 6 of Fig. 6 (B) (A) shows main body and another enforcement aspect of encircling the frame connected structure;

Fig. 7 is the schematic diagram of the final step of the present invention's first preferred embodiment;

Fig. 7 (A) is the circle A enlarged drawing partly among Fig. 7;

Fig. 8 is the side sectional view of the club head made of the present invention's second preferred embodiment;

Fig. 9 is an employed mould structure schematic diagram in the present invention's second preferred embodiment;

Figure 10 is the side sectional view of the club head made of the present invention's the 3rd preferred embodiment.

The specific embodiment

The method for making of the golf club head that the present invention's first preferred embodiment is provided is to comprise the following step:

Step 1: as shown in Figure 1, one first basic mode 11, one second basic mode 12 and an extrusion die 13 are set earlier.11,12 of nimoto dies can be driven and close relatively or separation at sustained height, and can connect airtight closing in precalculated position formation.The inboard of first basic mode 11 has first notch 14 towards second basic mode 12, the inboard of second basic mode 12 has second notch 15 towards first basic mode 11, each

notch

14,15 comprises a

groove

16,17 that is down extended by

basic mode

11,12 end faces, and a die

portion

18,19 that is connected in

groove

16,17 bottoms.When nimoto die 11,12 closings, two

grooves

16,17 and two die

portions

18,19 can distinguish involutory mutually.Die portion 18 inboards of first basic mode 11 have a die embedding nest 181, and the inner face of die embedding nest 181 has two embedding holes 182.The medial surface both sides of nimoto die 11,12 is respectively equipped with

protuberance

21,22 and recess 23,24, and when nimoto die 11,12 closings, corresponding protuberance and recess are to agree with mutually, so that keep closing precision.

13 of extrusion dies above nimoto die 11,12, and be the position on the ordinate of

nimoto die

11,12 closing positions, can be driven and upper and lower displacement.Extrusion die 13 lowermost ends are a punch portion 25, and punch portion 25 tops are a piston part 26.

Step 2: as shown in Figure 2, prepare a movable die 27, a ring frame 28 and a base plate 29, and be mounted to the die portion 18 of first basic mode 11.Die 27 is the die embedding nests 181 that are embedded in the die portion 18, and embeds two embedding holes 182 with two tenons 271 of its medial surface, and is embedded in the sidewall of die portion 18 removably; Die 27 lateral surfaces have a protruding wall 31, the striking surface shape of the club head that its profile is roughly made corresponding to the institute desire, and protruding wall 31 is peripheral and around ring-type raised lines 32.The material of ring frame 28 be full the genus, and its profile is roughly corresponding to ring-type raised line 32, and encircles frame 28 1 sides and be provided with a ring-type embedding ditch 33, and is with embedding ditch 33 chimeric raised lines 32, and is embedded in die 27 lateral surfaces removably, is sleeved on protruding wall 31 peripheries.Base plate 29 is a metal material, is embedded in die portion 18 bottom surfaces with half of area, outside one side of something convexedly stretches in addition.Base plate 29 end faces link a balancing weight 34.

Go on foot galloping three: as shown in Figure 3, order about nimoto

die

11,12 relatively near and the medial surface periphery driving fit that arrives makes 14,15 pairs synthetic one of two notches by the cave holes 35 of end face toward interior extension.Before be preset in the base plate 29 of first basic mode 11, just be embedded in 35 bottom surfaces, hole, cave this moment.

Step 4: as shown in Figure 4, be the material (BMC of group of fibrous composite (for example carbon fiber, glass fibre, Kevlar fiber etc.) with an amount of main composition; Bulk molding compound) 36 inserts hole, cave 35.

Step 5: as shown in Figure 5, order about extrusion die 13 toward bottom offset, and stretch in the hole, cave 35 to desired depth by

groove

16,17, make the piston part 26 of extrusion die 13 fill out inside

front cover groove

16,17, and forming a die cavity 37 between the die

portion

18,19 of the punch portion 25 of extrusion die 13 bottoms and nimoto die 11,12 (annotates: know clearly it, die cavity 37 is the space between 29 of punch portion 25, die

portion

18,19, die 27, ring frame 28 and base plates), the part of die cavity 37 corresponding protruding walls 31 forms a sheet space 38.Group material 36 fills up die cavity 37 because of being squeezed, and thereby multiple cloth base plate 29 end faces, and the protruding dew part of inclusion balancing weight 34 and ring frame 28.

Step 6: as shown in Figure 6, after the solid type of the group's for the treatment of material sclerosis, (and dismounting activity die 27, can obtain a material is composite, and the main body 39 of the corresponding die cavity 37 of shape to order about

nimoto die

11,12 and extrusion die 13 relative separation.Main body 39 has the neck (not shown) that a basic shell 41 and is linked to basic shell one end, and basic shell 41 has an antetheca 42 and a diapire 43, and antetheca 42 wherein promptly is sheet spaces 38 in the corresponding die cavity 37 and forming, and controllable thickness is between 0.5 to 3mm; One open top 44 is then formed on base shell 41 tops, and opening 39 peripheries are provided with a ring-type chase 45.

Metal base plate 29 and balancing weight 34 are the diapires 43 that are embedded in basic shell 41, base plate 29 bottom surfaces be exposed to basic shell 41 bottoms and with basic shell flush.Becket frame 28 is the antetheca 42 front peripheries that are embedded in basic shell 41, the present invention can make the periphery of ring frame 28 show existing in outside, form the ring bar (shown in Fig. 6 (A)) that extends along basic shell 41 leading edges; Perhaps can make basic shell 41 ' cladding ring frame 28 ', outer peripheral face is (shown in Fig. 6 (B); Ring frame 28 is to reveal now in basic shell 41 fronts before in order to the ring-type embedding ditch 33 of chimeric die 27 at this moment.Base plate 29 and ring frame 28 are to form bonding by means of the caking property of composite itself with main body 39, simultaneously, base plate 29 lateral margins present by the hypotenuse of surface toward the inner face expansion, and ring frame 28 rear ends form similar dovetail block shape, and be provided with some perforations 46 and allow composite wear to fill out (seeing also Fig. 6 (A)), can make base plate 29 and ring frame 28 more not have the possibility that comes off.

Step 7: as shown in Figure 7, a top shell 7 and a fore shell 48 are engaged to main body 39, form a club head 60.

Top shell 47 is with composite molded (only also can be plastic cement or other materials) equally, the open top 44 of its form fit base shell 41, and be covered on opening 44 and with the complete hollow housing in basic shell 41 synthetic surfaces; And the inner face periphery of top shell 47 is provided with an annular projection 49, is that buckle (sees also Fig. 7 (A)) in the ring-type chase 45 of opening 44 rims.Borrow sticker (for example epoxy resin) secure bond between top shell 47 and the basic shell 41.

Fore shell 48 is to forge or be stamped to form with metal (for example Bu Rust steel, maraging steel (Maraging), titanium or its alloy etc.), has a panel 51, its outer margin contour is corresponding to ring frame 28, and the front is provided with some horizontal ducts 52, and the nearly outer rim place at the back side is provided with a rim circular groove 53.Protrude out a perisporium 54 backward by panel 51 peripheries, perisporium 54 can be 3 to 40mm by the length that panel 51 peripheries protrude out backward, and perisporium 54 rear ends have the ring-type embedding edge 55 of a more inner circle.Fore shell 48 is the ring-type embedding edge 55 of perisporium 54 rear ends to be embedded the ring-type embedding ditch 33 in ring frame 28 fronts, and utilizes melting welding (welding) or the sticker section of equaling, and perisporium 54 rear ends and ring frame 28 are given combination, makes fore shell 48 be fixed in basic shell 41 the place aheads.

Supplementary notes, present embodiment is the bar head to be shaped in basic shell 41 1 ends (constituting aforementioned body 39) thought the present invention in order to the neck (neck) that engages with axostylus axostyle (shaft) also neck to be shaped in the top shell, or be shaped in fore shell, perhaps, neck can be made in addition and rejoin to the appropriate location, all can form identical club head.

By above-mentioned processing procedure, the body of club head 60 partly (refer to constitute hollow housing) by basic shell 41 and top shell 47 be composite, intensity height, in light weight; The batting panel of bar head 60 is that panel 51 then is to belong to material entirely, and is comparatively wear-resisting, makes striking surface (face) be not easy wearing and tearing and scratches.

And, fore shell 48 is engaged in basic shell 41 front peripheries with its perisporium 54 rear ends, make between panel 51 back sides and basic shell 41 fronts of fore shell 48, be formed with the space, back 56 (be different from known bar head the batting panel back side is fitted in the main body front) of corresponding panel 51 entire area, add panel 51 back sides and be provided with a rim circular groove 53, help the deflection deformation (and alleviating the stress that is passed to perisporium 54) of plate face integral body, whereby, when impacting spheroid with panel 51, panel 51 can be significantly toward the recurve song, and the previous shape of when hitting spheroid, shaking back, also can bring into play good " spring effect (spring-like effect or trampoline effect) ", can can prolong touching the time of striking surface and spheroid simultaneously so as to hitting ball far away, promote ball-handling property.

In addition, bar head 60 bottom surfaces are provided with metal base plate 29, mainly can prevent stopping bar head bottom abrasion, and can have the effect that reduces the nose heave heart of bar simultaneously concurrently in order to the mark character pattern.Moreover it also is after will making the nose heave heart of bar inclined to one side on the lower side as far as possible that balancing weight 34 is set, the inertia when swinging with lifting.

In above-mentioned method for making, composite body 39 is in the basic shell 41 positive knot of embedding in addition becket frames 28, mainly be to supply the perisporium 54 rear end intercalations of metal fore shell 48 to agree with, except the transmission of buffering stress, and be able to the fore shell 48 and ring frame 28 firm engagement that solder technology will be all metal (even can be metal of the same race), make fore shell 48 can very firmly be incorporated into basic shell 41 the place aheads indirectly.Moreover, be that ring frame 28 is embedded in movable die 27 in the above-mentioned processing procedure, again that die 27 is chimeric to die portion 18 sidewalls, its sharp point is, can mold the bar head main body of different size by the die of using different size instead.In other words, the present invention also can make the die portion wall of basic mode form aforementioned die shape, will belong to the ring frame more entirely and directly be embedded in die portion sidewall.

Yet, the present invention does not limit will be at the basic shell positive chimeric one full ring frame that belongs to, promptly, the club head that second embodiment of the invention is made as shown in Figure 8, and employed mould is as shown in Figure 9 in the processing procedure, be to make wherein die portion 72 sidewalls of a basic mode 71 directly are formed with a protruding wall 73 and a ring-type raised line 74 around protruding wall, so, the front periphery of the basic shell 75 that molds promptly has the ring-type embedding ditch 76 of a corresponding ring-type raised line 74, then, shape is same as the fore shell 77 of precedent, be intercalated in the ring-type embedding ditch 76 of basic shell 75 with the ring-type embedding edge 79 of its perisporium 78 rear ends, the two is 77 years old, borrow sticker to engage between 75, can form a main body equally is composite, batting panel is a metal, and the preferable club head 70 of batting performance.

Please consult Figure 10 at last again, it is the club head 80 that the present invention's the 3rd preferred embodiment is made, main difference is, after molding the main body 81 of similar aforementioned structure in the same way, earlier top shell 82 is covered and is fixed in the open top 84 of basic shell 83, again the antetheca (being the antetheca 42 among corresponding first embodiment) of basic shell 83 is partly all removed except periphery, made the basic shell 83 positive front openings 85 that form at last fore shell 86 to be engaged to basic shell 83 the place aheads.But control lever head finished weight like this, and different batting sound is arranged.In addition in this example, the panel 87 of fore shell 86 is that to present central authorities thicker, more toward the thinner form of periphery, the ring-type boundary line of 88 of panel 87 and perisporiums is formed significantly destroy or force to yield a little, not only help the deflection deformation of panel 87, and the stress that can prevent to bat makes and sticks up outside perisporium 88 rear ends.

Claims

1. the method for making of a golf club head includes the following step:

A., one first basic mode, one second basic mode and an extrusion die are set; Nimoto die can be driven and laterally close or separation, each basic mode inboard has a notch towards the other side, each notch has a groove that is down extended by the basic mode end face, an and die portion that is connected in the groove bottom, when the nimoto die closing, two grooves and two die portions can distinguish involutory mutually; The extrusion die position can be driven and upper and lower displacement above nimoto die; The lowermost end of extrusion die is a punch portion, and punch portion top is a piston part;

B. make nimoto die relatively near and the medial surface periphery driving fit that arrives, make two notches to synthetic one by the cave hole of basic mode end face toward interior extension; Have a protruding wall on the sidewall of bottom, hole, cave, the striking surface shape of the club head that its profile is roughly made corresponding to the institute desire, protruding wall is peripheral and around a ring-type raised line; In addition, bottom surface, hole, cave is provided with a metal base plate;

C. an amount of group's material is inserted in the hole, cave;

D. make extrusion die be stretched in the hole, cave to desired depth by groove, make the piston part of extrusion die fill out the envelope groove, and form a die cavity between the die portion of the punch portion of extrusion die and nimoto die, the part of the corresponding protruding wall of die cavity forms a sheet space; Group's material fills up die cavity and answers the cloth base plate because of the mould extruding that is squeezed;

E. after the group for the treatment of expects firmly admittedly, make nimoto die and extrusion die relative separation, obtaining a material is the main body of composite and the corresponding die cavity of shape; Main body has a basic shell, and basic shell has the antetheca in a corresponding sheet space, and the front periphery of antetheca has the ring-type embedding ditch of a corresponding ring-type raised line; One open top is formed on base shell top; Base plate is to be embedded in outside basic shell bottom and bottom surface be exposed to;

F. a top shell and a fore shell are engaged to main body and form an aforementioned club head; Wherein, be the top shell to be covered on the open top of basic shell, and make top shell periphery be fixed in the opening rim; The material of fore shell is full the genus, has a panel, protrudes out a perisporium backward by the periphery of panel, and the perisporium rear end has a ring-type embedding edge; Be the ring-type embedding edge of fore shell rear end to be embedded in the ring-type embedding ditch in basic shell front, and make the perisporium rear end be fixed in basic shell front periphery.

2. according to the method for making of the described golf club head of claim 1, it is characterized in that, the preceding preparation earlier one full ring frame that belongs to of described step c, the profile of ring frame is roughly corresponding to the ring-type raised line in the hole, cave, and ring frame one side is provided with a ring-type embedding ditch; To encircle frame with the chimeric raised line of embedding ditch, and be embedded in hole, cave sidewall removably, be sleeved on protruding wall periphery; When step e molded main body, the ring frame promptly was embedded in the front periphery of basic shell; Among the step f, make the ring-type embedding edge of fore shell rear end be embedded in the ring-type embedding ditch that encircles frame.

3. according to the method for making of the described golf club head of claim 2, it is characterized in that wherein the die portion of a basic mode has a die embedding nest, in addition a movable die is embedded in the embedding nest removably, the lateral surface of die is formed with aforementioned protruding wall and ring-type raised line; The ring frame is to be embedded in the die lateral surface.

4. according to the method for making of the described golf club head of claim 1, it is characterized in that wherein the die portion of a basic mode has a die embedding nest, in addition a movable die is embedded in the embedding nest removably, the lateral surface of die is formed with aforementioned protruding wall and ring-type raised line.

5. according to the method for making of the described golf club head of claim 1, it is characterized in that, in step f, earlier the top shell is engaged in basic shell top, again the antetheca of basic shell is partly all removed except periphery, made the positive front openings that forms of basic shell, again fore shell is engaged in basic shell the place ahead afterwards.

6. according to the method for making of the described golf club head of claim 1, it is characterized in that the back side of panel of fore shell is provided with a rim circular groove.

7. according to the method for making of the described golf club head of claim 1, it is characterized in that it is thicker that the panel of fore shell presents central authorities, more toward the thinner form of periphery.

8. according to the method for making of the described golf club head of claim 1, it is characterized in that among the step b, base plate more links a balancing weight; When step e molded main body, balancing weight was the inclined to one side rear end in bottom that is embedded in basic shell.

9. according to the method for making of the described golf club head of claim 1, it is characterized in that the material of top shell is a composite.

10. according to the method for making of the described golf club head of claim 1, it is characterized in that main body has the neck that an one is linked to basic shell one end.