TWI579022B - Golf irons head composite structure - Google Patents

Description

Golf iron head composite structure

The utility model relates to a composite structure of a golf iron head, in particular to a performance design for increasing the volume of a different material back plate to improve the high center of gravity and high inertia of the golf iron head.

Generally, a golf club head that an athlete hits a golf ball can be roughly classified into a wood head that can be used for a kick-off or a long-range shot, and an iron head for a short-range shot. (Iron Head), as well as a putter for pushing golf balls on the green. If the athlete plays the golf ball well, it has nothing to do with the proper strength. The most important thing is how to control the stability of the club head before the golf ball can fly in the direction required for the swing.

Referring to FIG. 1, the conventional golf iron head 1 includes a head 11, a weight member 12 which is a dissimilar material, and a striking panel 13. The head 11 has a non-transparent recess 111 for providing the weight member 12 on the front side and a sleeve concave surface 112 for connecting the recess 111 and covering the striking panel 13. But check,

(1) The weight member 12 is on the one side surface 121 in contact with the head 11 and the other side surface 122 in contact with the striking panel 13 (as shown in Figs. 2-1 and 2-2). The joint area between the weight member 12 and the head 11 and the striking panel 13 cannot be increased.

(2) The club head 11 of the golf iron head 1 is integrally molded in a non-transparent manner, so that the golf iron head 1 has a limited weight, and the weight member 12 of the dissimilar material and the striking panel 13 cannot be effectively used as the striking panel 13 Improve the performance of the deep low center of gravity and high inertia of the golf club head 1 high degree of freedom.

The present invention is to solve the problem that the head of the conventional golf iron head is non-transparent and has built-in weights of different materials and the weight of the golf iron head is limited and it is difficult to effectively balance and configure. Therefore, the golf iron head of the present invention is integrated by a striking panel and a backing plate which are different in material from the main body of the head, and the hollow frame is used to increase the volume of the backing plate of different materials, thereby simultaneously improving the golf ball. The design of the deep low center of gravity and high inertia of the high degree of freedom of the iron head.

For the purpose of the foregoing invention, the technical solution adopted by the present invention is to provide a golf iron head. The golf iron head includes a head body, a strike panel, and a back panel. The body of the head is a hollow frame, and the inner edge of the transparent frame forms a convex portion, the front portion of the convex portion defines a first assembly space, and a first slot is formed at an inner edge of the first assembly space. a second assembly space is defined on the back surface of the convex portion, and a second recess is formed on the inner edge of the second assembly space. The first assembly space and the second assembly space are formed between the convex portions. a through-shaped third assembly space; the striking panel is assembled on the first assembly space and abuts against the convex portion, and the outer peripheral edge of the striking panel has a first protrusion that is engaged with the first recessed groove. The striking panel has a first fitting portion assembled toward the third assembly space, the first fitting portion has a recess, and the inner edge of the recess portion forms a third fitting groove; the backing plate is assembled in the second assembly space and Abutting on the convex portion, the outer peripheral edge of the back plate has a second protrusion that engages with the second groove, and the back plate has a concave portion formed toward the first fitting portion of the striking panel a sleeved protrusion having an outer periphery of the protrusion having a third protrusion engaged with the third slot After the striking panel and the back panel are mutually engaged with each other, the striking panel and the back panel are respectively clamped to the protruding portion of the inner edge of the hollow frame of the head main body, so that the striking panel and the striking panel The backboard is integrated with the head body.

In an embodiment of the present invention, the striking panel has a plurality of grooves on a first surface of the concave portion, and the grooves are disposed on the first plate of the convex portion of the concave portion corresponding to the concave portion of the striking panel. On the two surfaces; wherein the convex portion of the back plate has a plurality of the first and the first portion of the concave portion The grooves on the surface are in contact with each other and combined into an integral first convex inlay; wherein the concave portion of the striking panel has a plurality of the plurality of recesses respectively received on the second surface of the convex portion of the back plate The grooves are intermeshing and joined together to form an integral second convex inlay.

In an embodiment of the invention, the backboard is configured as at least one different material.

In an embodiment of the present invention, the back plate is configured as a combination of two different materials, and the back plate includes a second assembly space assembled on the back surface of the convex portion and the second insertion groove is engaged with and abuts on the back plate. a first block on the convex portion, and a second block that is away from the first fitting portion of the striking panel and is engaged with the first block.

In an embodiment of the present invention, the first block has a first protrusion that is sleeved toward the recess of the first embedded portion of the striking panel, and the first outer peripheral edge has a third slot a second protruding portion, a side of the first protruding body extending toward the second assembling space and the second receiving groove, and a second fixing portion, and having a side inside the second embedded portion An accommodating space is formed in the second block, and a fourth slot is formed in the inner edge of the accommodating space. The second block is built in the accommodating space of the first block, and the second block is peripherally The rim has a sixth bump that engages with the fourth slot, and the first block is integrated with the second block.

In an embodiment of the present invention, the first protrusion of the first block has a plurality of grooves that are respectively received on the first surface of the recess of the striking panel and are integrated with each other and integrated into a third body. a plurality of fourth convex bodies are disposed on the inner surface of the accommodating space of the second tiling portion toward the second block; wherein the second block faces the a third surface of the accommodating space of the group of blocks is provided with a plurality of grooves, and the fourth protruding bodies of the first block are respectively accommodated and integrated into one body, and the second block is in the first The grooves on the three surfaces are disposed on the first protrusion of the first block that is sleeved toward the recess of the first fitting portion of the striking panel, and are disposed toward the first block The inner surface of the accommodating space; wherein the concave portion of the striking panel has the plurality of fifth convex inlays respectively accommodated in the first convex body of the first block The grooves are in contact with each other and integrated into one another; wherein the second block has a plurality of sixth convex inlays respectively received in the inner surfaces of the accommodating space of the first block and the grooves are mutually engaged Combine into one.

In an embodiment of the invention, the grooves are formed in an inclined shape or a straight shape or a dovetail shape or a concave arc shape, and the grooves are arranged in a unidirectional manner or in a bidirectional or intersecting direction.

In an embodiment of the invention, the grooves are formed in an inclined shape or a straight shape or a dovetail shape or a concave arc shape, and the grooves are arranged in a unidirectional manner or in a bidirectional or intersecting direction.

With this innovative and unique design, the present invention can achieve the following effects as compared with the prior art:

The main body of the golf iron head of the present invention is a hollow frame body, and a convex portion is formed on the inner edge of the transparent frame, and the front surface of the convex portion is placed on the striking panel and the back surface is placed and the blow is formed. The back panel of the different materials of the panel is integrated into one body, and the back panel of the different material is increased in volume by the hollow frame, and the design of the deep low center of gravity and the high inertia of the golf iron head high degree of freedom can be simultaneously improved.

2. The golf iron head of the present invention can be combined with two different materials due to the large volume of the back plate, and then integrated with the striking panel and the head body.

(customary)

1‧‧‧ Golf iron head

11‧‧‧ head

111‧‧‧ Groove

112‧‧‧Sleeve concave

12‧‧‧With weights

121‧‧‧ side surface

122‧‧‧The other side surface

13‧‧‧Battery panels

(this invention)

2‧‧‧Golf iron head

21‧‧‧ head body

210‧‧‧Open frame

211‧‧‧First assembly space

212‧‧‧First slot

213‧‧‧Second assembly space

214‧‧‧Second inlay

215‧‧‧Bumping

216‧‧‧ third assembly space

22‧‧‧Battery panels

221‧‧‧First bump

222‧‧‧First embedded part

223‧‧‧ recess

224‧‧‧ Third inlay

225‧‧‧ first surface

226‧‧‧ trench

2261‧‧‧ first unilateral

2262‧‧‧ second unilateral

2263‧‧‧Bottom

227‧‧‧Second inlay

228‧‧‧ fifth inlay

23‧‧‧ Backplane

231‧‧‧second bump

232‧‧‧ convex

2320‧‧‧ third bump

233‧‧‧First convex inlay

234‧‧‧ second surface

24‧‧‧First block

240‧‧‧ Third inlay

2400‧‧‧4th bump

241‧‧‧ first convex

242‧‧‧Second embedded part

2420‧‧‧5th bump

243‧‧‧ accommodating space

244‧‧‧4th inlay

245‧‧‧4th inlay

25‧‧‧Second block

250‧‧‧ sixth bump

251‧‧‧ third surface

252‧‧‧ Sixth inlay

Figure 1: An exploded view of a conventional golf iron head.

Figure 2-1: A perspective view of the combination of the golf iron head of Figure 1.

Fig. 2-2 is a cross-sectional view taken at the A-A position in Fig. 2-1.

Fig. 3 is an exploded perspective view showing the striking panel and the back panel of the golf iron head of the present invention in two different materials.

Figure 4-1: A sectional view of the combination of the striking panel and the backboard of the golf iron head of Figure 3.

Figure 4-2: A partial enlarged view of Figure 4-1.

Fig. 5 is a cross-sectional view showing another combination of the striking panel and the backing plate of the golf iron head of Fig. 3.

Figure 6 is a schematic view showing a unidirectional groove of the striking panel of the present invention.

Figure 7 is a schematic view showing the bidirectional groove of the striking panel of the present invention.

Figure 8 is a schematic view showing the striking panel of the present invention intersecting the groove.

Fig. 9 is an exploded perspective view showing the striking panel and the back panel of the golf iron head of the present invention in two or more different materials.

Fig. 10 is a sectional view showing the combination of the striking panel and the backboard of the golf iron head of Fig. 9.

Figure 11 is a cross-sectional view showing another combination of the striking panel and the back panel of the golf iron head of Figure 9.

The purpose, technical contents, features, and effects achieved by the present invention will become more apparent from the detailed description of the appended claims.

Before the present invention is described in detail, it is noted that in the following description, like elements are denoted by the same reference numerals.

Referring to Figure 3, the present invention provides a golf iron head composite structure. The golf iron head 2 includes a head body 21, a striking panel 22, and a backing plate 23. The head main body 21 is a hollow frame 210 and the striking panel 22 provided with different materials is sleeved with the back plate 23 to integrate the three.

Referring to FIGS. 3 to 4-2, in the first embodiment of the present invention, the golf iron head 2 is integrated with the back panel 23 by a different material. The head body 21 defines a convex portion 215 on the inner edge of the transparent frame 210. The front portion 211 defines a first assembly space 211 and a first edge of the first assembly space 211. a groove 212, the back surface of the convex portion 215 defines a second assembly space 213 and the second assembly space A second fitting groove 214 is formed in the inner edge of the 213, and a third assembly space 216 is formed between the protruding portion 215 and the first assembly space 211 and the second assembly space 213.

The striking panel 22 is assembled on the first assembly space 211 and abuts against the convex portion 215. The outer periphery of the striking panel 22 has a first protrusion 221 that engages with the first recess 212. 22 has a first fitting portion 222 assembled toward the third assembly space 216, the first fitting portion 222 has a recess 223, the inner edge of the recess 223 forms a third recess 224, and a plurality of strips respectively face the A groove 226 is formed in a first surface 225 of the recess 223.

The back plate 23 is made of at least one different material. The back plate 23 is assembled on the second assembly space 213 and abuts against the convex portion 215. The outer periphery of the back plate 23 has a second protrusion 231 that engages with the second recess 214. The recess 223 having the first fitting portion 222 of the striking panel 22 forms a sleeved protrusion 232. The outer periphery of the protrusion 232 has a third bump that engages with the third recess 224. 2320, and having a plurality of first convex inlays 233 which are respectively integrated with and combined with the grooves 226 of the first surface 225, and the first convex inlays of the backing plate 23 of different materials are formed. The body 233 and the third recess 224 of the striking panel 22 and the grooves 226 are integrated and integrated to be integrated and more secure, so as to avoid the striking panel 22 and the back after being coupled with the head main body 21 A gap is formed between the plates 23, thereby increasing the bonding area between the striking panel 22 and the backing plate 23, which are different materials, and the head main body 21.

Referring to Fig. 5, another sectional view of the striking panel and the backing plate of the golf iron head of the present invention is shown. As shown in the figure, the grooves 226 of the striking panel 22 of the golf iron head 2 shown in FIG. 4-1 on the first surface 225 of the recess 223 are disposed on the corresponding panel 22 The concave portion 223 of the striking panel 22 has a plurality of second convex inlays 227 respectively received on the back surface 23 of the second surface 234 of the convex portion 232 of the backing plate 23. The grooves 226 of the second surface 234 are in contact with each other and integrated into one body.

In the embodiment of the present invention, the first assembly space 211 on the front surface of the convex portion 215 and the first portion A groove 212 and a second assembly space 213 on the back surface and a second specific groove 214 have a specific gravity of 4.25 to 8.1, so that the striking panel 22 and the back plate 23 have excess weight to perform weighting, thereby improving the golf iron. The design performance of the head 2 counterweight. The head main body 21 is made by forging or casting, and the striking panel 22 can be forged or cast while being tightly coupled with the convex and concave structure in which the backing plate 23 is engaged. The grooves 226 are formed in an inclined shape, but are not limited to the embodiment. In other possible embodiments, it is set to a straight shape or a dovetail shape or a concave arc shape, but is not limited to this embodiment. Further, the grooves 226 are arranged in a unidirectional direction in the same direction as shown in FIG. 6, or may be bidirectional in different directions as shown in FIG. 7, or may be crossed as shown in FIG.

In the embodiment of the present invention, the specific gravity of the striking panel 22 is 2.5 to 7.9. The back plate 23 of a different material has a specific gravity of 4.5 to 17. Further, the volume ratio of the striking panel 22 and the backing plate 23 which are different materials is 1:1.5 to 7.0 ml.

Referring to FIG. 9 and FIG. 10 , the second embodiment of the present invention is a combination of two different materials due to the large volume of the back plate 23 , and the striking panel 22 and the head body 21 . Combine the integrated golf iron head 2. The back plate 23 includes a first assembly block 24 that is assembled on the second assembly space 213 of the convex portion 215 and abuts against the second insertion groove 214 and abuts against the convex portion 215, and a first block 24 A second block 25 that is away from the first fitting portion 222 of the striking panel 22 and that engages with the first block 24 . In the embodiment, the first block 24 has a first protrusion 241 that is sleeved toward the recess 223 of the first embedded portion 222 of the striking panel 22, and the outer periphery of the first protrusion 241 has a a fourth protrusion 2400 that is engaged with the third recess 224, and a third protrusion 240 that is coupled to the plurality of grooves 226 of the first surface 225, and the first protrusion 241 a second fixing portion 242 extending from the second assembly space 213 on one side, and a fifth protrusion 2420 engaging with the second insertion groove 214 on the outer periphery of the second fixing portion 242 The second recessed portion 242 has a receiving space 243 formed in the second block 25 and a fourth recess 244 formed in the inner edge of the receiving space 243. Positioning the inner surface of the space 243 and facing the second block 25 A plurality of fourth convex inlays 245 are placed. The second block 25 is built into the accommodating space 243 of the first block 24, and the outer periphery of the second block 25 has a sixth bump 250 that is engaged with the fourth recess 244. The second block 25 is provided with a plurality of grooves 226 on a third surface 251 of the accommodating space 243 of the first block 24, and the fourth protruding bodies 245 of the first block 24 are respectively provided. The combination is integrated and more secure to avoid a gap between the striking panel 22 and the backing plate 23 that is coupled to the head main body 21.

Referring to FIG. 11 , the grooves 226 shown in FIG. 10 are disposed on the first block 24 that is sleeved toward the recess 223 of the first fitting portion 222 of the striking panel 22 . The first convex body 241 is disposed on the inner surface of the accommodating space 243 of the first block 24, and the concave portion 223 of the striking panel 22 is also respectively received in the first block 24 The grooves 226 of the first protrusion 241 are in contact with each other and combined into an integral fifth protrusion 228, and the second block 25 has a plurality of the plurality of blocks 25 respectively received in the first block 24. The grooves 226 of the inner surface of the accommodating space 243 are in contact with each other and combined to form an integral sixth convex inlay 252. Similarly, the striking panel 22 of different materials and the backing plate 23 of two different materials can be added respectively. The joint area between the head main bodies 21.

In the embodiment of the present invention, the grooves 226 mentioned above are integrally formed on the striking panel 22 and the backing plate 23 of different materials by forging or oil pressing or casting or machining, or with the backing plate. The first block 24 and the second block 25 of the 23 are in contact with each other on the surface, and the depth of each of the grooves 226 is set to be between 0.1 mm and 3 mm.

Please refer to FIG. 6 to FIG. 8 , which is a different material of the striking panel 22 on the first surface 225 or the second surface 234 of the backboard 23 or the accommodating space 243 of the first block 24 . The inner surface and the third surface 251 of the second block 25 are each of the grooves 226 of an oblique shape. In the embodiment of the present invention, each of the grooves 226 is illustrated by the first surface 225 connecting the striking panel 22, as shown in FIGS. 6 to 8. Each of the grooves 226 includes a first single side 2261 connecting the first surface 225 of the striking panel 22, and the first surface 225 of the striking panel 22 is coupled to the first unilateral side. 2261 forms a second single edge 2262 spaced apart from each other, and a first side 2261 and a bottom edge 2263 of the second side 2262 respectively connected away from the first surface 225 of the striking panel 22. In addition, the surface area of the first single side 2261, the second single side 2262 and the bottom side 2263 of each of the grooves 226 of the striking panel 22 is the surface area of the striking panel 22 The surface of the first surface 225 is 5% or more, and the first single side 2261 of each of the grooves 226 is interposed with the first surface 225 of the striking panel 22 to form a first angle θ 1. Preferably, θ 1 is between 93° and 108°, such that the angle of the first single side 2261 on the first surface 225 of the striking panel 22 exceeds 90°, so that each of the grooves 226 is The first convex inlays 233 respectively occupying the back plate 23 between the inner side of the first single side 2261 and the bottom side 2263 are tightly integrated and more secure (in conjunction with FIG. 4-1) to avoid The head main body 21 is joined to the striking panel 23 of the different material and the backing plate 23 to form a gap. The second single side 2262 of each of the grooves 226 is interposed with the first surface 225 of the striking panel 22 to form a second angle θ 2 such that the first surface 225 of the striking panel 22 is first. A third angle θ 3 is formed between the single side 2261 and the second single side 2262. In addition, when the first angle θ 1 is an optimum angle between 93° and 108°, the angle of the third angle θ 3 is gradually decreased according to the angle of the second angle θ 2 ; The second angle θ 2 is an angle decreasing between 84° and 69° such that the third angle θ 3 is increased from an angle of between 3° and 18°.

In the preferred embodiment of the present invention, different effects can be achieved by the material of the striking panel 22 and the backing plate 23. For example, when the material of the striking panel 22 and the backing plate 23 is selected from one of materials selected from the group consisting of carbon fiber, high temperature resistant material, and alloy, there may be excess weight for weighting, so that the golf iron head 2 The center of gravity can be further moved backwards to improve the effect of the center of gravity shift, and can have better ball stability.

In summary, the golf iron head 2 of the present invention utilizes the air permeable frame 210 to allow the striking panel 22 and the back panel 23 to have excess weight to perform counterweighting, thereby improving the center-of-gravity effect and obtaining better results. The stability allows the hitter to hit the ball smoothly. At the same time, using the hollow frame The 210 increases the volume of the backing plate 23 of different materials, and simultaneously improves the design of the deep low center of gravity and the high inertia of the high degree of freedom of the golf iron head 2, so that the efficacy of the present invention can be achieved.

The above is only the preferred embodiment of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the contents of the present invention and not to limit the scope of the practice of the present invention; Equivalent variations or modifications of the shapes, configurations, features, and spirits of the present invention are intended to be included within the scope of the present invention.

2‧‧‧Golf iron head

21‧‧‧ head body

210‧‧‧Open frame

211‧‧‧First assembly space

212‧‧‧First slot

215‧‧‧Bumping

216‧‧‧ third assembly space

22‧‧‧Battery panels

222‧‧‧First embedded part

223‧‧‧ recess

224‧‧‧ Third inlay

225‧‧‧ first surface

226‧‧‧ trench

23‧‧‧ Backplane

232‧‧‧ convex

Claims (8)

A golf iron head composite structure, the golf iron head includes a head body, a striking panel and a back panel, wherein the head body is a hollow frame, and the inner edge of the transparent frame forms a convex portion. The front surface of the convex portion defines a first assembly space, and a first recess is formed on the inner edge of the first assembly space. The rear surface of the convex portion defines a second assembly space and a inner edge of the second assembly space is formed. a second fitting groove, wherein a third assembly space is formed between the protruding portions and the first assembly space and the second assembly space; the strike panel is assembled in the first assembly space and abuts against the protrusion The first peripheral portion of the striking panel has a first protrusion that engages with the first recessed groove, and the striking panel has a first fitting portion assembled toward the third assembly space, the first fitting portion Having a recess, the inner edge of the recess forms a third recess; the back plate is assembled in the second assembly space and abuts against the convex portion, and the outer periphery of the back plate has a second recess a second bump having a back panel facing the striking panel The concave portion of the first insertion portion forms a convex portion of the sleeve, and the outer periphery of the convex portion has a third protrusion that is engaged with the third groove, so that the strike panel and the back plate are mutually engaged with each other. Then, the striking panel and the back panel are respectively clamped to the protruding portion of the inner edge of the hollow frame of the head main body, so that the striking panel is integrated with the back plate and the head main body. The golf iron head composite structure according to claim 1, wherein the striking panel has a plurality of grooves on a first surface of the recess, the grooves being disposed on the recess corresponding to the striking panel The back plate is on a second surface of the convex portion; wherein the convex portion of the back plate has a plurality of grooves respectively interposed and integrated with the grooves on the first surface of the concave portion a convex inlay; wherein the concave portion of the striking panel has a plurality of second convex inlays that are respectively received on the second surface of the convex portion of the back plate and integrated into each other . The golf iron head composite structure according to any one of claims 1 to 2, wherein the backing plate is made of at least one different material. The golf iron head composite structure according to claim 1, wherein the back plate is provided as a combination of two different materials, and the back plate includes a second assembly space assembled on a back surface of the convex portion and the The second recess engages and abuts the first block on the convex portion, and a second block that is away from the first fitting portion of the striking panel and engages with the first block. The golf iron head composite structure according to claim 4, wherein the first block has a first protrusion that is sleeved toward the recess of the first fitting portion of the striking panel, the first The outer periphery of the convex body has a fourth protrusion engaged with the third groove, and one side of the first protrusion extends toward the second assembly space and the second groove respectively, and a second insertion portion is respectively disposed, and Having an accommodating space for the second block and a fourth recess in the inner edge of the accommodating space, the second block is in the first block The space is built in, and the outer periphery of the second block has a sixth bump that is engaged with the fourth slot, and the first block is integrated with the second block. The golf iron head composite structure according to claim 5, wherein the first protrusion of the first block has a plurality of grooves respectively received on the first surface of the recess of the striking panel. The grooves are in contact with each other and combined to form an integral third convex inlay, and the first block is provided with a plurality of fourth convex inlays on the inner surface of the receiving space of the second fitting portion toward the second block. The second block is provided with a plurality of grooves on a third surface of the accommodating space of the first block, and the fourth protruding bodies of the first block are respectively accommodated and combined. Integrating, the grooves of the second block on the third surface are disposed on the first protrusion of the first block that is sleeved toward the recess of the first fitting portion of the striking panel And disposed on an inner surface of the accommodating space facing the first block; wherein the striking panel The recesses have a plurality of fifth convex inlays respectively received in the first protrusions of the first block, and the grooves are integrated with each other and integrated into one body; wherein the second block has a plurality of sixth protrusions The grooves respectively received in the inner surface of the accommodating space of the first block are in contact with each other and integrated into one body. The golf iron head composite structure according to claim 2, wherein the grooves are formed in an inclined shape or a straight shape or a dovetail shape or a concave arc shape, and the grooves are arranged in a one-way or It is bidirectional or intersecting. The golf iron head composite structure according to claim 6, wherein the grooves are formed in an inclined shape or a straight shape or a dovetail shape or a concave arc shape, and the grooves are arranged in a one-way or It is bidirectional or intersecting.