CN2417898Y - Golf wooden-club head - Google Patents

Abstract

The utility model relates to a golf wooden-club head, which comprises a metal-cast hollow shell body which is the shape of the head of the golf wooden-club. The utility model is characterized in that the front face of the corresponding head of the golf wooden-club is provided with an opening; a convex pipe seat is arranged on the neck of the corresponding head of the golf wooden-club; a through hole goes through the end surface of the pipe seat and goes into the interior of the shell body; a machined metallic neck is inserted and fixed on the through hole of the shell body, the inner end of the metallic neck is extended into the interior of the shell body, and the outer end is convexly exposed and forms a head-neck part of the golf wooden-club with the pipe seat; the metallic neck is provided with an inserting hole which is extended inwards from the outer end surface and serve for inserting a shaft of the golf wooden-club; a ball striking panel, the shape of which corresponds to the opening on the front face of the shell body, is forged or punched with metal and welded on the opening.

Description

Golf club head

The utility model is relevant with golf driver head, particularly about the higher metal golf club head of a kind of precision.

At present a kind of common metal golf club head method for making is to be welded into a hollow stem head with two or three shell spare amalgamations, opens clear 63-154186, spy as the spy of Japan and opens flat 5-317466 and the patent case person of taking off such as specially permit No. 3009833.This kind of bar head is because of being to be spliced with plural shell spare, so easy deviation distortion of finished form, the structure-improved of in recent years satisfying just like Fig. 1 occurs, it is the hollow shell 91 that is bar head main body shape with lost wax casting method one-body molded, again a batting panel 92 is welded in front openings 93 places of this housing 91, a synthetic hollow stem head.Because this housing 91 is once to cast, so shape is comparatively stable, so it has following shortcoming: these housing 91 inside have an extending column 95 corresponding with bar Head and Neck 94, but make extremely more depths of golf axostylus axostyle intercalation (or being spirally connected), guarantee that bond strength does not have anxiety; In the foundry engieering, general all running channel being made as by the complex-shaped place of casting thing injected, and when this housing 91 of casting, it promptly is to be injected by bar head heel that metal melts liquid, after housing 91 is cast, but that the appearance mat grind to be modified is smooth, but the folded sintering casting sand of depositing in dead angle or metal knurl piece 96 extremely are difficult for removing between inner this extending column 95 and shell wall, form unnecessary weight and destroy club head balance weight, reduce bar head precision.

Main purpose of the present utility model is promptly providing a kind of golf club head, and the precision of its shape and weight is higher.

Take off purpose for before reaching, the golf club head that the utility model provides includes: a housing, form with metal casting, generally be the club head shape, hollow, profile have heel, toe, top, bottom and the back of bar head, are provided with an opening at the positive position of corresponding bar head, on this top to should the heel place projection one base, a perforation is through to enclosure interior from this base end face; One neck tube, metal material is made with machining, plug and be consolidated in the perforation of this housing, its the inner is inserted into this enclosure interior, and the outer end is protruding, and to be exposed to housing outer and form the bar Head and Neck jointly with this base, this neck tube have one from the outer face vertically toward the spliced eye of interior extension; One batting panel, with metal forging or punch forming, its shape is to be covered on this opening part and fixed with this housing welding to opening shape that should housing.

Wherein the base of this housing slightly is oblate cylindricality, and this neck tube outer end has a large-diameter portion that fastens on this base, and this large-diameter portion slightly is cone shape, and it is inner than slightly and with this base external diameter equating.

Wherein the perforation section of this housing is generally rounded, but hole wall one side has a plane, and this neck tube is engaged in part section in this perforation to should perforation.

The weldering knot layer that wherein has weldering this neck tube of knot and this housing on the perforation wall of this housing.

Wherein this housing is provided with an annular recess in this opening outer rim, and this batting panel back side is provided with a ring-type raised line that is embedded in this groove.

Wherein this housing is provided with a ring-type raised line in this opening outer rim, this batting panel back side be provided with one with this raised line mutually by chimeric annular recess.

Wherein have the two weldering knot layer of a weldering knot on the composition surface of this batting panel and this housing, and this enclosure interior has a weldering knot bar along this opening rim, section of this weldering knot bar is generally triangular in shape, and hypotenuse is the arc concavity.Dual side-edge welds respectively and ties in this housing and this panel in addition.

Wherein the back of this housing has an open-work, and a sticking patch embedding is mended and is welded in this open-work.

Now after lifting graphic being described in more detail in of some preferred embodiments cooperations, wherein:

Fig. 1 is a kind of structural representation of the golf club head of commonly using;

Fig. 2 is the stereoscopic figure of the utility model one preferred embodiment;

Fig. 3 is the cutaway view along 3-3 hatching line among Fig. 2:

Fig. 4 is the exploded perspective view in the utility model one preferred embodiment processing procedure; And

The equal corresponding diagram 3 of Fig. 5 and Fig. 6 is respectively the utility model side sectional view of two preferred embodiments in addition.

Please consult Fig. 2 to Fig. 4 earlier, the golf club head 10 of the utility model first preferred embodiment includes:

One housing 20, material is a stainless steel, be with the moulding of lost wax casting method integrally casting, generally be the club head shape, inner hollow, the heel 201 that has the bar head on the profile, toe 202, top 203, positions such as bottom 204 and back 205, be provided with an opening 21 at the positive position of corresponding bar head, on top 203 to should heel 201 places (that is neck location of general bar head) obliquely side's projection be the base 22 of oblate cylindricality without exception, one perforation 23 is through to housing 20 inside from base 22 end faces, the section of this perforation 23 is generally rounded, but hole wall one side has a plane 24; Back 205 central authorities of this housing 20 have an open-work 25, form a collar flange 26 in these open-work 25 peripheries on housing 20 internal faces, has outwardly a ring-type shoulder face 27 in the open-work 25, sticking patch 28 embeddings of one shape correspondence are mended and are welded in this open-work 25, its inner face is butted on this shoulder face 27, and modified back, surface and housing 20 backs 205 are just as one; (annotate: this open-work 25 is in the casting process, shape is same as the hole institute correspondence that designs in order to the diffluence mortar on the cured mould of housing and forms, this flange 26 then is that strengthen the periphery shell of mortar tap hole in order to prevent aforementioned cured moding shape thick, and to go out this shoulder face 28 set for can shape.)

One neck tube 30 is metal materials, makes with machining, have consistent latus rectum to spliced eye 31; Neck tube 30 1 ends form a large-diameter portion 32.This large-diameter portion 32 is cone shape, and it is inner than slightly and with base 22 external diameters of this housing 20 equating; Nearly these large-diameter portion 32 places, the pipe shaft stage casing of neck tube 30 have a slightly thick junction surface 33, and these junction surface 33 1 sides are provided with a plane 34, make junction surface 33 sections corresponding with the perforation 23 of this housing 20; This neck tube 30 is the perforations 23 that are intercalated in this housing 20, and its inner is inserted into housing 20 inside, and the large-diameter portion 32 of outer end supports and is stuck on this base 22, with the base 22 common shapes that form the bar Head and Neck; This neck tube 30 is to make its junction surface 33 be engaged in perforation 23 hole walls and fixed with housing 20, in the present embodiment, have one between junction surface 33 and perforation 23 walls with neck tube 30 weldering knot layer 35 with housing 20 fastening welderings knots, this weldering knot layer 35 be by hard solder wlding (as the money base wlding) fusion moisten ooze after cooled and solidified formed; Junction surface 33 can't revolve neck tube 30 with the plane 34,24 that perforation 23 agrees with mutually partially, anti-stopping bar head square stance torsion break Welding Structure; The neck tube mode that can also be spirally connected engages with housing, only should note thread rotary orientation, and making batting torsion is to help to make the two pull tight but not unscrew;

One batting panel 40, material are titanium alloy (also can be maraging steel (maraging steel) or other metal material), are with forging molding (can also punch forming), and its shape is corresponding and be slightly larger than opening 21 on these housing 20 fronts; This batting panel 40 is to be covered on the opening 21 of housing 20 and fixed with the housing welding, see also Fig. 3, in the present embodiment, the ring-type of panel 40 and housing 20 connects has a weldering knot layer 41 on the face, and housing 20 inner these opening 21 rims have section ring-type weldering knot bar 42 general triangular in shape in addition, the hypotenuse of these weldering knot bar 42 sections is the arc concavity, and dual side-edge welds respectively and ties on housing 20 and panel 40 in addition; This weldering knot layer 41 is hard solder wlding fusion after coagulation with weldering knot bar 42 and becomes, method for making is panel 40 to be covered on also to give the location on the housing 20 temporarily earlier, smear a circle paste wlding in the bar head surface along seam and insert in the high temperature furnace again and heat, the wlding fusion is moistened ooze and after cooled and solidified, form this weldering knot layer 41 and bar 42 is tied in weldering; On the practice, the housing 20 in this example, neck tube 30, batting panel 40, and even the welding of 28 of this sticking patch all are to adopt aforesaid hard solder welding, and are to carry out simultaneously and finish.

The golf club head of forming according to said structure 10 can its neck tube 30 spliced eye 31 plug affixedly for the golf axostylus axostyle, make axostylus axostyle and bar head 10 long bigger junction be arranged and strong combination of energy.This housing 20 so shape is stable, makes the bar head precision of producing higher because of being once to cast in the utility model.According to present foundry engieering, housing 20 wall thickness can be made only 0.5-0.9mm, and the bar head main body of larger volume can be arranged under the equivalent weight restriction, have the advantage that strengthens the bar head inertia and the sweet district that bats.

Greatest feature of the present utility model is that neck tube 30 and housing 20 are to make respectively to give to combine again, the bar head inside of forming is very clean salubrious, take off before can not looking like and commonly use structure and have the dead angle to accumulate the problem of casting sand or metallic residue, make club head weight of the present utility model can be subjected to accurate control, thereby higher finished product accuracy is arranged.

Before take off among the embodiment, batting panel 40 inner faces are smooth on housing 20, engage therefore temporary transient location of the former two 40,20 carrying out hard solder, can be as shown in Figure 4, make housing 20 in the integrally formed some positioning strips 29 of these opening 21 peripheries, the bending positioning strip 29 that pressurizes again colludes its tail end and is pressed on panel 40 peripheries, gives worn after welding is finished again.See also Fig. 5, it is the club head 50 of another preferred embodiment of the utility model, it is synthetic according to said structure by a housing 51, a neck tube 52 and a batting panel 53 equally, difference is that this housing 51 is provided with annular recess 55 in opening 54 outer rims, and these panel 53 back side peripheries are provided with corresponding ring-type raised line 56, do not need the aforementioned positioning strip of mat temporarily to be positioned on the housing 51 by the mutual chimeric panel 53 that makes, and better bond strength is arranged after the solder bond.Certainly, also can establish ring-type raised line 63 at opening 62 peripheries of housing 61, and establish annular recess 65 as shown in Figure 6, also can reach effect same at panel 64 back sides.

Claims (8)

1. a golf club head is characterized in that, includes:

One housing, form with metal casting, generally be the club head shape, hollow, profile has heel, toe, top, bottom and the back of bar head, be provided with an opening at the positive position of corresponding bar head, to should heel place projection one base, a perforation be through to enclosure interior from this base end face on this top;

One neck tube, metal material is made with machining, plug and be consolidated in the perforation of this housing, its the inner is inserted into this enclosure interior, and the outer end is protruding, and to be exposed to housing outer and form the bar Head and Neck jointly with this base, this neck tube have one from the outer face vertically toward the spliced eye of interior extension; And

One batting panel, with metal forging or punch forming, its shape is to be covered on this opening part and fixed with this housing welding to opening shape that should housing.

2. golf club head according to claim 1, it is characterized in that wherein the base of this housing slightly is oblate cylindricality, this neck tube outer end has a large-diameter portion that fastens on this base, this large-diameter portion slightly is cone shape, and it is inner than slightly and with this base external diameter equating.

3. golf club head according to claim 1 is characterized in that, wherein the perforation section of this housing is generally rounded, but hole wall one side has a plane, and this neck tube is engaged in part section in this perforation to should perforation.

4. golf club head according to claim 1 is characterized in that, wherein has the weldering knot layer of weldering this neck tube of knot and this housing on the perforation wall of this housing.

5. golf club head according to claim 1 is characterized in that, wherein this housing is provided with an annular recess in this opening outer rim, and this batting panel back side is provided with a ring-type raised line that is embedded in this groove.

6. golf club head according to claim 1 is characterized in that, wherein this housing is provided with a ring-type raised line in this opening outer rim, this batting panel back side be provided with one with this raised line mutually by chimeric annular recess.

7. according to claim 1,5 or 6 described golf club heads, it is characterized in that, wherein have a weldering on the composition surface of this batting panel and this housing and tie the weldering knot layer of the two, and this enclosure interior has a weldering knot bar along this opening rim, the section of this weldering knot bar is generally triangular in shape, and hypotenuse is the arc concavity.Dual side-edge welds respectively and ties in this housing and this panel in addition.

8. golf club head according to claim 1 is characterized in that wherein the back of this housing has an open-work, and a sticking patch embedding is mended and is welded in this open-work.

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