TW202041257A - Golf wood club head and manufacturing method thereof capable of improving elasticity of the entire hitting part, increasing the hitting distance, and improving damping performance in absorbing impact after ball hitting - Google Patents

Abstract

The present invention relates to a golf wood club head and a manufacturing method thereof. The manufacturing method is used for manufacturing a golf wood club head. A metal ball hitting panel is welded to a panel opening on the front side of a metal head body of the golf wood club head. A backing board is fixed inside the head body relative to the back of the ball hitting panel. A material filling space is formed between the backing board and the ball hitting panel, and the material filling space is filled with elastic gel. An upper cover is fixedly attached to an upper cover opening on the top of the head body, so as to form a hollow wood club head. Accordingly, the front side of the wood club head is a combination structure of the metal ball hitting panel, the elastic gel and the backing board, so that the elastic gel between the ball hitting panel and the backing board can be used to improve the elasticity of the entire hitting part, increase the hitting distance, and improve damping performance in absorbing impact after ball hitting. Therefore, it achieves a mild hand feeling and reduces unpleasant metal sound when hitting the ball.

Description

Golf wood club head and manufacturing method thereof

The present invention relates to a golf club head, especially a wood club head and a manufacturing method thereof.

The existing golf wood club head is a hollow body with a special shape. Based on manufacturing requirements, it is tied to the front side of the hollow club head body to form a panel opening, and then the hitting panel is fixed to the panel opening on the front side of the club head body Place to make a hollow wood club head. Alternatively, a ball striking panel is integrally formed on the front side of the hollow club head body. In order to form a hollow inside of the club head body, an upper cover opening is formed on the top of the club head body, and then an upper cover is used to fix the top of the club head body. The opening of the upper cover is made into a hollow wood club head.

Due to the single-layered ball striking panel structure of the aforementioned wood club head structure, the striking elasticity of the ball striking panel is limited, making it difficult to achieve long-distance ball striking performance, and due to poor shock absorption performance, the user may use the wood , Does not have a soft touch to the ball, and is prone to produce unpleasant metallic sounds.

In order to overcome the aforementioned shortcomings of the elasticity and shock absorption of the wooden club head single-layer hitting panel, a thin plate with grooves is further provided on the back of the hitting panel, and shock-absorbing materials are filled in the grooves to make The shock-absorbing material can be located on the back of the hitting panel to provide shock-absorbing function when hitting the ball.

The multilayer structure in which the inner panel with grooves are fixed on the back of the hitting panel and the shock-absorbing material is filled in the grooves can provide shock absorption performance, but the structure of the multilayer hitting part of the aforementioned wood club head is poorly designed , It is difficult to exert good hitting elasticity, and the shock absorption performance is limited. In addition, there are inconveniences in the manufacturing process of the wood club head, and further improvement is necessary.

The purpose of the present invention is to provide a golf wood club head and a manufacturing method thereof to solve the problems of the prior wood club heads that are difficult to provide better shot elasticity, shock absorption performance and manufacturing inconvenience.

In order to achieve the foregoing objective, the golf wood club head proposed in the present invention includes: A club head body made of metal material, comprising a body base and a rod connecting portion formed on one side of the body base. The front side of the body base forms a panel opening, and a fixed ring wall is provided on the inner periphery of the panel opening, The top of the body base forms an upper cover opening; A metallic ball striking panel, which is welded and fixed to the panel opening on the front side of the club head body; A backrest plate fixed on the fixed ring wall of the club head body and located behind the ball striking panel, with a packing space between the backrest plate and the ball striking panel; An elastic gel formed and filled in the filling space between the backrest plate and the ball striking panel; and An upper cover, the cover is fixed to the upper cover opening at the top of the base of the main body.

With the aforementioned structural invention of the golf wood club head, it mainly utilizes the combination structure of the front side of the wood club head with a metal ball striking panel, an elastic gel and a back plate. Among them, the strike plate and the backrest The plates are respectively fixed to the club head body to expand the range of the elastic gel, so that it can use the elastic gel between the ball striking panel and the back plate to increase the elasticity of the whole hitting part and increase the hitting distance. On the other hand, It can improve the shock absorption performance of absorbing impact after hitting the ball, achieving a soft touch when hitting the ball, and reducing the unpleasant metal sound when hitting the ball.

In order to achieve the foregoing objectives, the method for manufacturing golf wood club heads additionally proposed in the present invention includes: A pre-formed metal head body, a metal ball striking panel, a backrest plate and an upper cover are provided. The front side of the head body forms a panel opening, and a fixed ring wall is provided on the inner periphery of the panel opening. An upper cover opening is formed on the top of the club head body, and the backrest plate has at least one injection hole and at least one exhaust hole; Welding the hitting panel to the panel opening on the front side of the club head body; Fix the backrest plate to the fixing ring wall inside the panel opening of the club head body. There is a filler space between the backrest plate and the hitting panel, and the injection hole and the exhaust hole of the backrest plate are connected Packing space Inject the soft elastic colloid into the filler space, and wait for the elastic colloid to solidify, which is to inject the elastic colloid into the filler space through the injection hole of the back-to-board, and the air existing in the filler space is discharged through the vent hole ;as well as The upper cover is fixed on the upper cover opening on the top of the club head body to form a hollow wooden club head.

With the invention of the aforementioned golf wood club head manufacturing method, it is possible to manufacture the aforementioned ball striking structure consisting of a metallic ball striking panel, an elastic rubber body and a back plate, so that the striking plate and the back plate can be used. The elastic colloid in between improves the elasticity of the overall hitting part and the shock absorption performance after hitting the impact. The manufacturing method of the golf wood club head also uses the overall manufacturing steps to create the hitting panel and the back The backing plates are respectively fixed on the front part of the club head body, and the top of the club head body has a structure with an opening on the upper cover, which helps the elastic gel fill the filling space between the hitting panel and the backrest. After the elastic gel is poured, The upper cover is fixed on the opening of the upper cover of the club head body, so that the manufacturing method of the golf wood club head is more convenient.

According to the foregoing description of the invention, the present invention includes a golf wood club head and a golf wood club head manufacturing method, and the golf wood club head manufacturing method can be used to manufacture the golf wood club head. The specific structure of the golf wood club head and the specific implementation steps of the manufacturing method of the golf wood club head are detailed as follows.

As shown in FIG. 1, it discloses a preferred embodiment of the golf wood club head of the present invention. As can be seen from the drawings, the golf wood club head system includes a club head body 10, a ball striking panel 20, A backrest 30, an elastic gel 40, and an upper cover 50.

As shown in Figures 1 to 3, the head body 10 is a part formed of metal material. The metal material selected for the head body 10 can be a titanium alloy (such as 6-4 titanium alloy or 8-1-1 titanium alloy). Etc.), or can be stainless steel (such as: SUS 630 stainless steel or SUS 431 stainless steel, etc.). The club head body 10 includes a body base 11 and a rod connecting part 12, and the rod connecting part 12 is formed on the body base. The side and upward extension are used to connect a rod. A panel opening 13 is formed on the front side of the main body base 11, and a fixing ring wall 14 is provided on the inner periphery of the panel opening 13, and the fixing ring wall 14 provides a fixed position for the back plate 30. An upper cover opening 15 is formed at the top of the main body base 11, and a set of connecting ring walls 16 may be formed on the periphery of the upper cover opening 15, and the set of connecting ring walls 16 provide a fixing position for the upper cover 50.

As shown in FIGS. 1 to 3, in this preferred embodiment, the width of the fixing ring wall 14 is about 1 mm to 10 mm, and the thickness is about 0.3 mm to 3 mm. The assembling ring wall 16 on the periphery of the upper cover opening 15 has a width of about 2mm-12mm and a thickness of about 0.3mm-3mm.

As shown in FIGS. 1 to 3, the ball striking panel 20 is made of metal materials such as titanium alloy or steel, and is welded and fixed to the panel opening 13 on the front side of the club head body 10. The ball striking panel 20 may be a uniform thickness plate; or, the thickness of the middle area of the ball striking panel 20 and the thickness of the peripheral area of the ball striking panel 20 are not equal.

When the batting panel 20 is made of titanium alloy, it can be selected from SSAT-2041 titanium alloy, SP-700 titanium alloy, Data 55 titanium alloy, 15-3-3-3 titanium alloy or 6-4 titanium alloy, as shown in the figure As shown in 5, the ball striking panel 20 can be a plate whose thickness in the middle area of the ball striking panel 20 is greater than the thickness of the peripheral area of the ball striking panel 20, and the thickness of the ball striking panel 20 is in the range of 1.5mm~5.0mm In addition, the thickness of the middle area of the ball striking panel 20 can also be smaller than the thickness of the peripheral area of the ball striking panel 20. Or, as shown in FIG. 6, the ball striking panel 20A may be a uniform thickness plate with a thickness of 1.8 mm to 3.5 mm.

When the ball hitting panel 20 is made of steel, it can be maraging steel SUS 630, SUS 450..., or SUS 450, SUS 460, SUS 475..., or chromium-molybdenum alloy steel, SUS 4130, SUS 4140 or SUS Carbon alloy steel, such as 4340, provides the ball striking panel 20 with excellent characteristics such as high strength and high elasticity coefficient. As shown in Figure 6, the ball striking panel 20A can be a uniform thickness plate with a thickness of 1.5mm~3.5mm; or, as shown in Figure 5, the ball striking panel 20 can be the thickness of the middle area of the ball striking panel. For a plate body that is larger than the thickness of the surrounding area of the ball striking panel, the thickness of the ball striking panel 20 is within the range of 1.2mm~4.0mm for size changes; in addition, the thickness of the middle area of the ball striking panel 20 can also be smaller The thickness of the peripheral area of the panel 20.

As shown in Figure 1, Figure 5 and Figure 7, the backrest plate 30 is fixed to the fixed ring wall 14 of the club head body 10 and is located behind the ball striking panel 20. The backrest plate 30 and its front striking There is a packing space between the ball panels 20, and the backing plate 30 can be fixed to the fixing ring wall 14 of the club head body 10 by bonding (such as epoxy resin or other adhesive) or welding and other fixing means. The packing space (That is, the gap between the backrest plate 30 and the ball striking panel 20) has a depth of about 0.3 mm to 6 mm. A plurality of holes are preset in the backing plate 30, the plurality of holes are connected to the filling space A, at least one of the plurality of holes is used as an injection hole 31, and at least one is used as an exhaust hole 32.

As shown in Figure 1, Figure 5 and Figure 7, the backrest 30 is preferably made of light materials with low specific gravity, and the material specific gravity is preferably between 0.5g/cc~4.5g/cc. The thickness of the board 30 is preferably 0.1mm~3.0mm, that is, the thickness of the backrest board 30 should not be too thick to avoid adding too much weight. In this preferred embodiment, the backrest 30 can be selected from metal materials such as magnesium alloy and aluminum-magnesium alloy. Alternatively, the backrest 30 can also be selected from thermosetting non-metallic materials such as carbon fiber composite materials or glass fiber composite materials, or the backrest 30 can also be selected from polycarbonate (PC) or low density polyethylene ( polyethylene, PE), acrylonitrile-butadiene-styrene copolymer (Acrylonitrile Butadiene Styrene, ABS), or nylon (Nylon) and other thermoplastic non-metallic materials.

As shown in Figures 1 and 8, the elastic gel 40 is filled and formed in the filler space between the backrest 30 and the ball striking panel 20. The elastic gel 40 is a soft gel with elasticity, which is poured in a liquid state. filler in the space between the back plate 20 a 30 with the ball striking panel, spend some time after curing a solid state transition, but it can have a certain elasticity, a hardness of about Shore a (Shore hardness) ⁵⁰ ~ ^450. In the present preferred embodiment, the material of the elastic colloid 40 can be silicone fluid, polyurethane (PU), thermal plastic rubber (SEBS), soft epoxy resin (Expoxy), And rubber (Rubber fluid), etc.

As shown in FIG. 1, the upper cover 50 is fixed to the upper cover opening 15 at the top of the main body base 11 of the club head body 10 so that the golf wood club head is formed into a hollow article. In this preferred embodiment, the upper cover 50 can be fixed to the assembly ring wall 16 on the top of the body base 11 of the club head body 10 by a fixing means such as bonding or welding.

The upper cover 50 is preferably a lightweight material with a low specific gravity, and the specific gravity of the material ranges from 0.5 g/c.c. to 4.5 g/c.c. In this preferred embodiment, the upper cover 50 can be made of metal materials such as magnesium alloy and aluminum-magnesium alloy. Alternatively, the upper cover 50 may also be selected from thermosetting non-metallic materials such as carbon fiber composite materials or glass fiber composite materials, or the upper cover 50 may also be selected from polycarbonate (PC) or low-density polyethylene (polyethylene, PE). , Acrylonitrile Butadiene Styrene (ABS), or thermoplastic non-metallic materials such as Nylon.

Please refer to FIG. 9, the specific implementation steps of the golf wood club head manufacturing method proposed by the present invention include the following steps: As shown in FIGS. 9 and 2 to 4, a pre-formed metal club head body 10, a metal ball striking panel 20, a backrest plate 30, and an upper cover 50 are provided. The front side of the club head body 10 forms a panel The opening 13 has a fixed ring wall 14 on the inner periphery of the panel opening 13, an upper cover opening 15 is formed on the top of the club head body 10, and the back plate 30 has at least one injection hole 31 and at least one exhaust hole 32; As shown in FIGS. 9 and 4 to 5, the ball striking panel 20 is welded to the panel opening 13 on the front side of the club head body 10; As shown in FIGS. 9 and 4 to 7, the backrest plate 30 is fixed to the fixed ring wall 14 inside the panel opening 13 of the club head body 10, and the backrest plate 30 and the ball striking panel 20 There is a packing space therebetween, and the injection hole 31 and the exhaust hole 32 of the backrest plate 30 are connected to the packing space; As shown in Figure 9 and Figures 5 to 8, the soft elastic gel 40 is injected into the filling space, and after the elastic gel 40 is solidified, the elastic gel 40 is poured into the filling space through the injection hole 31 of the backing plate 30 , And use the vent hole 32 to exhaust the air originally present in the filling space; and As shown in FIGS. 9 and 1, the upper cover 50 is fixed at the upper cover opening 15 at the top of the club head body 10 to form a hollow wooden club head.

In the aforementioned golf wood club head manufacturing method, after the step of welding the metal striking panel 20 to the panel opening 13 on the front side of the club head body 10, it can further include a heat treatment step according to actual product manufacturing requirements. It is used to eliminate the internal stress generated after the ball striking panel 20 is welded to the club head body 10, and appropriately improve the strength of the ball striking panel 20 and the club head body 10.

The materials selected for the club head body 10, the ball striking panel 20, the backrest plate 30, the upper cover 50 and the elastic rubber body 40 are as described above, and will not be repeated here. Among them, the preformed metal head body 10 is formed by casting means, and the preformed metal striker panel 20 can be formed by casting, molding or pressing. When the pre-formed backing plate 30 and the pre-formed upper cover 50 are made of metal materials, they can be formed by molding or stamping. When the pre-formed back plate 30 and the pre-formed upper cover 50 are non-metallic materials, they can be Shaped by molding means.

The backrest plate 30 can be fixed to the fixing ring wall 14 inside the panel opening 13 of the club head body 10 by adhesive means, and the upper cover 50 can be fixed to the upper cover opening 15 of the club head body 10 by adhesive means.

Through the invention of the structure and manufacturing method of the aforementioned golf wood club head, the present invention makes it possible to use the combination structure of the wood club head with a metal ball striking panel, an elastic rubber body and a backrest plate. The elastic colloid between the batting panel and the back-to-back board improves the elasticity of the overall hitting part of the wood club head, increases the hitting distance, and improves the shock absorption performance after hitting the ball to achieve softness when hitting the ball Hand feel, and can reduce the unpleasant metal sound when hitting the ball.

10: Head body 11: Body base 12: Rod connection 13: Panel opening 14: fixed ring wall 15: Upper cover opening 16: Assembling ring wall 20, 20A: batting panel 30: back to board 31: Injection hole 32: Vent A: Packing space 40: Elastic colloid 50: upper cover

Fig. 1 is a schematic side sectional view showing a preferred embodiment of the golf wood club head of the present invention. FIG. 2 is a perspective schematic view of the head body of the preferred embodiment of the golf wood club head shown in FIG. 1. FIG. 3 is a schematic partial cross-sectional view of the club head body shown in FIG. 2. 4 is a three-dimensional exploded schematic view of the head body, the striking panel, and the backrest of the preferred embodiment of the golf wood club head shown in FIG. 1. Fig. 5 is a partial side cross-sectional schematic diagram of the ball striking panel and the backrest plate shown in Fig. 4 fixedly connected to the club head body to form a filling space. 6 is a partial side sectional view of the ball striking panel of the present invention and another embodiment of the back-to-back plate fixed to the club head body to form a filling space. Fig. 7 is a schematic cross-sectional back view of the preferred embodiment of the golf wood club head shown in Fig. 1. FIG. 8 is a partial side sectional view of the filling space formed by fixing the ball striking panel and the backrest plate in the club head body as shown in FIG. Fig. 9 is a flowchart of a method for manufacturing a golf wood club head of the present invention.

10: Head body

11: Body base

12: Rod connection

13: Panel opening

14: fixed ring wall

15: Upper cover opening

16: Assembling ring wall

20: batting panel

30: back to board

40: Elastic colloid

50: upper cover

Claims (6)

A golf wood club head, which includes: A club head body made of metal material, comprising a body base and a rod connecting portion formed on one side of the body base. The front side of the body base forms a panel opening, and a fixed ring wall is provided on the inner periphery of the panel opening, The top of the body base forms an upper cover opening; A metallic ball striking panel, which is welded and fixed to the panel opening on the front side of the club head body; A backrest plate fixed on the fixed ring wall of the club head body and located behind the ball striking panel, with a packing space between the backrest plate and the ball striking panel; An elastic gel formed and filled in the filling space between the backrest plate and the ball striking panel; and An upper cover, the cover is fixed to the upper cover opening at the top of the base of the main body. The golf wood club head according to claim 1, wherein the upper cover and the back plate are parts made of lightweight materials with low specific gravity, and the back plate is bonded and fixed to the fixing ring wall of the head body The base of the main body forms a set of connecting ring walls on the periphery of the opening of the upper cover, and the upper cover is adhesively fixed on the set of connecting ring walls. The golf wood club head according to claim 2 or 3, wherein the ball striking panel is a uniform thickness plate. The golf wood club head according to claim 2 or 3, wherein the thickness of the middle area of the striking panel is not equal to the thickness of the peripheral area of the striking panel. A method for manufacturing golf wood club heads includes: A pre-formed metal head body, a metal ball striking panel, a backrest plate and an upper cover are provided. The front side of the head body forms a panel opening, and a fixed ring wall is provided on the inner periphery of the panel opening. An upper cover opening is formed on the top of the club head body, and the backrest plate has at least one injection hole and at least one exhaust hole; Welding the hitting panel to the panel opening on the front side of the club head body; Fix the backrest plate to the fixing ring wall inside the panel opening of the club head body. There is a filler space between the backrest plate and the hitting panel, and the injection hole and the exhaust hole of the backrest plate are connected Packing space Inject the soft elastic colloid into the filler space, and wait for the elastic colloid to solidify, which is to inject the elastic colloid into the filler space through the injection hole of the back-to-board, and the air existing in the filler space is discharged through the vent hole ;as well as The upper cover is fixed on the upper cover opening on the top of the club head body to form a hollow wooden club head. The method for manufacturing a golf wood club head according to claim 5, wherein the backrest plate is fixed to the fixing ring wall inside the panel opening of the club head body by adhesive means, and the upper cover is fixed to the shaft of the club head body by adhesive means The upper cover opening.

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