Background technology
The batting panel structure of golf driver head of the prior art, it has a rod head noumenon and a batting panel, and this batting panel correspondence is incorporated into a front of this rod head noumenon, with common formation one golf driver head.In general, in order to increase the batting performance of this golf driver head, textural mainly be thickness by suitable this batting panel of minimizing, to improve the elastic deformability of this batting panel, further improve the batting stability of the batting panel structure of this existing golf driver head.
In general, the batting panel structure of above-mentioned existing golf driver head has following shortcoming, for example: at actual square stance, because the central part of the batting panel of above-mentioned existing golf driver head (the i.e. happy district of batting, sweet zone) bears bigger batting stress and impulsive force, but because the thickness deficiency of this batting panel, cause the central part of this batting panel that enough structural strengths can not be provided, under long-term the use, the situation that this batting panel may produce distortion or break, thereby influence the batting elastic deformability of this golf driver head, cause relative reduction of service life.The batting panel structure of another existing golf driver head, as United States Patent (USP) the 6th, 904, No. 663 " manufacture method of the batting panel of golf driver head " patents of invention, it comprises a rod head noumenon and a batting panel, this batting panel correspondence is incorporated into an opening of this rod head noumenon, with common formation one golf driver head.This batting panel has a positive and back side, and the front of this batting panel is used to hit a golf.The back side of this batting panel forms a protuberance by processing mode millings such as computer (numerical control) milling machine or lathes, and this protuberance forms a groove with respect to the happy district's milling of the batting of this batting panel at least.In addition, the back side of this batting panel is milled away at least 25% volume at least.Therefore, reduce the thickness of this batting panel, further improve the elastic deformability of this golf driver head.
Generally speaking, the batting panel structure of above-mentioned existing golf driver head has following shortcoming, for example: because the lucky correspondence of this groove is positioned at the central part at this batting panel back side, though this batting panel relies on this protuberance to strengthen the structural strength of this depression periphery, but this depression must bear bigger batting stress and impulsive force for a long time, make this depression must maintain a suitable thickness, and the elastic deformability who reduces this batting panel.In addition, utilize computer (numerical control) milling machine or the milling of lathe mode to remove the volume of this batting panel at least 25%, the thickness of this unprocessed batting panel must be not less than in the predetermined maximum ga(u)ge that is shaped of this batting panel.Thus, with causing the too much material of waste, cause production cost too high.In addition, this batting panel must pass through this Milling Process step, causes the production process of this batting panel too complicated, thereby reduces production efficiency.
Summary of the invention
Main purpose of the present invention provides a kind of batting panel structure of golf driver head, integrally formed at least two vertical protuberances and at least two horizontal protuberances of being provided with in its back side at a batting panel, and this horizontal fin extends through central part (the i.e. happy district of batting of this batting panel, sweet zone), making the present invention have strengthens the batting panel structural strength and enlarges the happy effect of distinguishing of batting.
Secondary objective of the present invention provides a kind of batting panel structure of golf driver head, wherein at least two vertical protuberances and at least two horizontal protuberances preferably are integrally formed in a back side of a batting panel by the hot investment casting mode, to reduce the waste of material, make the present invention have reducing production costs and simplify the effect of manufacturing step.
For achieving the above object, the present invention adopts following technical scheme: a kind of batting panel structure of golf driver head, it comprises a rod head noumenon and a batting panel.This rod head noumenon front has an opening, and this batting panel correspondence is incorporated into the opening in this rod head noumenon front, with common formation one golf driver head.This batting panel back side is provided with at least two vertical fins and at least two horizontal fins, this vertical fin longitudinal extension is formed at the back side of this batting panel, this horizontal fin is connected between this each vertical fin, and this horizontal fin extends through the central part (i.e. batting happy district sweet zone) at this batting panel back side, and then improve the structural strength of this golf driver head, and enlarge the happy district of batting of this batting panel.
The present invention has improved the shortcoming that exists in the prior art, integrally formed at least two vertical fins and at least two horizontal fins of being provided with in its back side at a batting panel, and this horizontal fin is central part (the i.e. happy district of batting that extends through this batting panel, sweet zone), thereby strengthen the structural strength of this batting panel by this vertical fin and horizontal fin, and further enlarge the happy district of batting of this batting panel.In addition, adopt the method for hot investment casting will this vertical protuberance and horizontal protuberance be integrally formed in the back side of this batting panel, make the present invention have reducing production costs and simplify the effect of manufacturing step.
The specific embodiment
For above-mentioned and other purpose, feature and advantage of the present invention can be become apparent, hereinafter by the preferred embodiments of the present invention, and the set accompanying drawing, be described in detail below:
Please refer to shown in Figure 1ly, the batting panel of the golf driver head of first embodiment of the invention structure is selected from existing bar head structures such as Wood-type, iron type or putter type.First embodiment of the invention is to be example with iron type bar head, and it comprises a rod head noumenon 1 and a batting panel 2, and these batting panel 2 correspondences are incorporated into the front of this rod head noumenon 1, with common formation one golf driver head.
Referring again to shown in Figure 1, the material material of the rod head noumenon 1 of first embodiment of the invention can be selected from the combination of metals such as carbon steel, stainless steel (as the 17-4PH stainless steel), steel alloy, ferrimanganic aluminium alloy, nickel-base alloy, cast iron, superalloy steel, titanium alloy, copper alloy, aluminium alloy, magnesium alloy, carbon fiber, nonmetal or above-mentioned material.This rod head noumenon 1 be provided with an opening 11, in conjunction with side face 12, a neck 13 (pipe handle) and in conjunction with shoulder 14.This opening 11 is opened in the front of this rod head noumenon 1.This is formed at the inner peripheral surface of the opening 11 of this rod head noumenon 1 in conjunction with side face 12, for these batting panel 2 corresponding combinations.This neck 13 (pipe handle) is to protrude out a side of being located at this rod head noumenon 1 by mode one-body molded or combination, with in conjunction with a body of rod (figure do not show).This is located on the inner peripheral surface of rod head noumenon 1 in conjunction with shoulder 14, and it can be corresponding to mutually combination for the back side antelabium of this batting panel 2, further common this golf driver head that forms.Therefore, the present invention can effectively improve the assembling reliability of this golf driver head, and increases the service life.
Referring again to shown in Figure 1, the batting panel 2 of first embodiment of the invention preferentially is selected from the metal material that has higher elasticity deformability or damping capaicty relatively, for example: the combination of carbon steel, stainless steel (as the 17-4PH stainless steel), steel alloy, nickel-base alloy, cast iron, superalloy steel, ferrimanganic aluminium alloy, titanium alloy, copper alloy, aluminium alloy, magnesium alloy or above-mentioned metal material.This batting panel 2 has positive 21, one joint portion of a batting 22, at least two vertical fin 23, at least two horizontal fin 24 and several grooves 25.This batting positive 21 is used to hit a golf (not illustrating).This joint portion 22 is arranged at the outer peripheral face of this batting panel 2, its be used for corresponding in conjunction with this rod head noumenon 1 in conjunction with side face 12.This vertical fin 23, horizontal fin 24 and groove 25 preferential selections utilize the hot investment casting mode to be integrally formed in the back side of this batting panel 2, so that strengthen the structural strength of this batting panel 2, and enlarge batting sweetness district (sweet zone).
Please refer to Fig. 1 and shown in Figure 3, the groove 25 of first embodiment of the invention is to form by centering between this vertical fin 23 and this horizontal fin 24, these groove 25 preferential selections are formed at least one side of the upside and the downside of this horizontal fin 24, and being positioned at these horizontal fin 24 tops is a circular groove 25, is half ellipse groove 25 and be positioned at these horizontal fin 24 belows.In addition, the thickness t 1 that the thickness t of groove 25 bottoms of present embodiment 3 is selected more than or equal to (promptly being not less than) this batting panel 2, and less than the thickness t 2 of this vertical fin 23 and horizontal fin 24.The root edge of these vertical fin 23 relative these batting panels 2 vertically extends up, and a predetermined angular symmetrically tilts, 24 relative these vertical fins 23 of this horizontal fin laterally are arranged at the back side of this batting panel 2 mutually, it is connected between this vertical fin 23, makes this vertical fin 23 and the 24 common formation one of horizontal fin slightly be the structure of A type.In addition, this each groove 25 can be selected to have and be equated or unequal area, and present embodiment is positioned at the area of groove 25 of these horizontal fin 24 tops less than the area of these horizontal fin 24 lower grooves 25.
Please refer to shown in Fig. 1 to 3, when the batting panel structure of the golf driver head of first embodiment of the invention is assembled, joint portion 22 correspondences of this batting panel 2 be incorporated into this rod head noumenon 1 in conjunction with side face 12, and make positive 21 contrapositions of batting of this batting panel 2 trim this ora terminalis in conjunction with side face 12.This rod head noumenon 1 and this batting panel 2 be preferential with traditional welding (for example: argon welding) and high-energy welding combinations such as (for example: laser welding, electron beam welding and the welding of electricity slurry) to be selected, or also can select with hard solder (brazing), bonding, other combination such as be embedded or screw togather, further assembling forms this golf driver head.
Referring again to shown in Fig. 1 to 3, the central part (i.e. the happy district of batting) of this batting panel 2 is passed through in wherein horizontal fin 24 contrapositions of first embodiment of the invention, thereby can significantly improve the structural strength of the central part (i.e. batting sweetness district) of this batting panel 2.And, utilize the thickness difference that is produced between these groove 25 bottoms and this vertical fin 23 and the horizontal fin 24, this batting panel 2 space of strain backward can be provided, improve the strain nargin of this batting panel 2, and then enlarge the happy district of batting of this batting panel 2.Therefore, can effectively improve the batting stability of this golf driver head, and prolong its service life.
In addition, vertical fin 23 of the present invention and horizontal fin 24 select to be integrally formed in the hot investment casting mode back side of this batting panel 2, and do not need to carry out in addition Milling Processes, further simplify the manufacturing step of this batting panel 2, and reduce the waste of material of this batting panel 2, effectively enhance productivity and reduce production costs.Further, the thickness t 3 of groove 25 bottoms is greater than the thickness t 1 of this batting panel 2, and the thickness difference that is produced less than the thickness t 2 of this vertical fin 23 and horizontal fin 24, can promote the structural strength of this batting panel 2, and then prolong service life of this golf driver head, and enlarge the happy district of batting of this batting panel 2.
Please refer to Fig. 4 and shown in Figure 5, it discloses the batting panel structure of the golf driver head of second embodiment of the invention.Be compared to first embodiment, second embodiment is provided with three vertical fins 23 in the back side of this batting panel 2, and this wherein the root edge of vertical fin 23 relative these batting panels 2 vertically extend to form up in the lower grooves 25 of this horizontal fin 24, make this groove 25 after should vertical fin 23 cutting, be divided into two.Improve the structural strength of this tool larger area groove 25, can make the thickness t 3 of groove 25 bottoms of the 3rd embodiment can be, and still can keep certain structural strength less than the thickness t 1 of this batting panel 2., increase the change in size nargin of this groove 25 relatively, and then be controlled at the audio frequency height that this golf driver head square stance is produced, make the present invention can adjust the batting tonequality of this golf driver head.
In sum, the batting panel structure that is compared to existing golf driver head utilizes the partial volume of computer (numerical control) milling machine or this batting panel of lathe mode milling, and causes the too much material of waste, causes production cost too high.And, this depression is formed at the central part at this batting panel back side, make this depression must maintain a suitable thickness, thereby reduce the shortcomings such as elastic deformability of this batting panel, the present invention shown in Figure 2 is by integrally formed this at least two vertical fin 23 and at least two horizontal fins 24 that are provided with at the back side of this batting panel 2, and this horizontal fin 24 extends through the central part of this batting panel 2, strengthen the structural strength of the central part of this batting panel 2 so that utilize this vertical fin 23 and horizontal fin 24, and the batting that further enlarges this batting panel 2 is happy to be distinguished, and can effectively improve the batting stability of this golf driver head, reduce production costs and increase the service life.