JP7115357B2 - swing training method - Google Patents

Description

The present invention relates to a golf swing training method.

In Patent Document 1, a semiconductor pressure sensor placed on the sole of the shoe detects the state of the user's weight shift during the swing, and the quality of the swing is judged by comparing it with the detection result of the weight shift during the swing. A golf swing correcting device is disclosed that performs the correction and notifies the user of the determination result by sound, vibration, image, or the like.

Patent Literature 2 discloses an analysis device in which a sensor is arranged on the shaft of a golf club and analyzes the hit point on the face of the club based on changes in angular velocity and acceleration that occur in the shaft during a swing. ing.

JP 2009-106388 A JP 2018-117670 A

In the case of the conventional configurations disclosed in Patent Document 1 and Patent Document 2, the user can only grasp the quality of the weight transfer and the quality of the hit point during the swing, and the point is how to improve the swing. was not specifically understood and could not adequately assist in correcting the swing.

SUMMARY OF THE INVENTION The present invention has been made in view of such circumstances, and an object of the present invention is to provide a swing training method by which an adjustment method for correcting a golf swing can be easily understood.

A swing training method for solving the above-mentioned problems is a golf swing training method that includes pressure detecting means for detecting and displaying the pressure exerted on each part of the sole of the foot during the swing, and detecting the hitting point on the face of the club. Hit point detection means, and instruction means for setting a weight distribution adjustment method during a swing based on the hit points detected by the hit point detection means and instructing the trainee, The weight distribution during the swing is adjusted according to the adjustment method.

According to the above configuration, the trainee can grasp the weight distribution during the previous swing based on the pressure applied to each part of the sole detected in the previous swing. Then, the trainee, who has grasped the weight distribution during the previous swing, is instructed how to adjust the weight distribution based on the hitting point on the face of the club, such as increasing the pressure applied to the toe side of the left foot at impact. be done. Therefore, the trainee can easily understand how to adjust the weight distribution during the swing to correct the swing. In addition, since the weight distribution during the swing can be adjusted quantitatively based on the quantitative hitting points, the trainee can easily realize the adjusted swing.

In the above-described swing training method, the pressure detection means includes a pressure display section that displays the detected pressure as an image, and the instruction means controls the pressure on the soles of the feet when a swing is performed with weight distribution according to the adjustment method. It is preferable to provide an instruction display section that exemplifies the pressure applied to each part as an image.

According to the above configuration, it is possible to visually confirm the difference between the weight distribution in the previous swing and the adjusted weight distribution. Therefore, it is easier to understand how to adjust the weight distribution during the swing to correct the swing.

In the above-described swing training method, it is preferable that the hit point detection means includes a hit point display section that displays the detected hit point as an image.
According to the above configuration, the trainee can visually confirm the hitting point of the previous swing.

According to the present invention, an adjustment method for correcting a golf swing can be easily understood.

Block diagram of the training device. The schematic diagram which shows arrangement|positioning of a training apparatus. FIG. 3 is a schematic diagram showing the arrangement of pressure sensors. FIG. 4 is an explanatory diagram of relational information between hitting points and adjustment methods; Explanatory drawing of the face surface of a club. Flowchart for setting the adjustment method. Explanatory drawing of a display part.

An embodiment of the present invention will be described below.
First, the training device used for the training method of this embodiment will be described. In addition, below, the case where the trainee is a right-handed player is demonstrated.

As shown in FIGS. 1 and 2, the training apparatus includes pressure detection means 10 for detecting and displaying the pressure exerted on each part of the sole of the foot during a swing, and impact point detection means 20 for detecting the impact point on the face of the club. and an instruction means 30 for instructing the trainee A by setting a weight distribution adjustment method during a swing. The training apparatus also includes a photographing means 40 for photographing and recording the swing of the person A to be trained, and a display section 50 for displaying various images including images photographed by the photographing means 40 . As shown in FIG. 7 , the display section 50 includes a swing display section 51 that displays the image captured by the image capturing means 40 .

The pressure detection means 10 includes a plurality of pressure sensors 11 that detect the pressure applied to each part of the sole of the foot, and an image processing part 12 that creates and records an image showing the pressure applied to each part of the sole during a swing. , and a pressure display section 13 for displaying an image created by the image processing section 12 .

As shown in FIGS. 2 and 3, a plurality of pressure sensor units 11 are attached to the insole 14 of the golf shoe. The pressure sensor unit 11 is composed of a plurality of pressure sensors 11a arranged vertically and horizontally, and arranged at the base of the finger and the heel of the insole 14, respectively.

As the pressure sensor section 11, a known pressure sensor using a piezoelectric element or the like can be used. In particular, in view of the use situation where it is placed on the sole of the foot, it is preferable to use an elastomer piezoelectric element using a dielectric elastomer from the viewpoint of stretchability and durability. Examples of the dielectric elastomer include crosslinked polyrotaxane, silicone elastomer, acrylic elastomer, and urethane elastomer.

The image processing unit 12 creates image data including information about the detected pressure applied to each part of the sole, records an image corresponding to the image data, and causes the pressure display unit 13 to display the image.
As shown in FIG. 7 , the pressure display section 13 is provided as one range of the display surface of the display section 50 . The pressure display unit 13 displays the intensity of the pressure applied to each part of the sole detected by the pressure sensor unit 11 by color shading, and also displays changes over time during the swing as a moving image.

As shown in FIGS. 1 and 2, the hitting point detection means 20 includes an inertial sensor 21 for detecting angular velocity and acceleration occurring in the shaft portion of the club B during swing. The inertial sensor 21 is capable of measuring acceleration occurring along each of the three axes and angular velocity occurring around each of the three axes. The inertial sensor 21 is attached to a portion of the shaft portion including the grip portion with one of the three detection axes (eg, x-axis, y-axis, and z-axis) aligned with the longitudinal direction of the shaft portion. .

The hitting point detection means 20 also creates an hitting point analysis section 22 that calculates the hitting point on the face surface of the club B based on the detection signal from the inertial sensor 21, and an image showing the hitting point calculated by the hitting point analysis section 22. and an image processing unit 23 for recording an image, and a point display unit 24 for displaying the image created by the image processing unit 23 .

The hitting point analysis unit 22 calculates the hitting point on the face surface of the club B based on the information about the angular velocity and acceleration generated in the shaft portion of the club B during the swing detected by the inertial sensor 21 . For example, a known calculation method disclosed in Japanese Patent Laid-Open No. 2002-300304 can be applied as a method of calculating the hit points.

The image processing unit 23 creates image data including information on the calculated dots, records an image corresponding to the image data, and causes the dots display unit 24 to display the image.
As shown in FIG. 7 , the hit point display section 24 is provided as one range of the display surface of the display section 50 . The hitting point display section 24 displays a mark 24b indicating the hitting point calculated by the hitting point analyzing section 22 on an image 24a indicating the face surface of the club B so as to be superimposed.

As shown in FIG. 1, the instruction unit 30 includes an adjustment method setting unit 31 that sets an adjustment method for weight distribution during a swing based on the detection signal from the pressure sensor unit 11 and the hit point calculated by the hit point analysis unit 22. It has The adjustment method setting unit 31 pre-stores relationship information between the hitting point on the face of the club B and the method of adjusting the weight distribution during the swing. set.

An example of the relationship information is shown in FIG. Here, the portion of the face surface of the club B other than the sweet spot is divided into four regions R1 to R4, and each region is associated with a different specific weight distribution adjustment method A1 to A4.

As shown in FIG. 5, a region R1 is a region on the toe side of the sweet spot on the face of the club B, and a region R2 is a region on the heel side of the sweet spot. The region R3 is a region closer to the sole than the sweet spot on the face of the club B, and the position of the hitting point in the region R3 corresponds to the top state. The region R4 is a region closer to the crown than the sweet spot on the face of the club B, and the position of the hitting point in the region R4 corresponds to the state of duffing. FIG. 6 shows an example of a flow for setting the adjustment method based on the relationship information.

As shown in the flowchart of FIG. 6, the adjustment method setting unit 31 first determines whether or not the hit point input from the hit point analysis unit 22 is located in the region R1 (step S1). In step S1, if the hit point is located in region R1 (YES), adjustment method A1 is set as the adjustment method.

In step S1, if the hit point is not located in the region R1 (NO), it is determined whether or not the hit point input from the hit point analysis unit 22 is located in the region R2 (step S2). In step S2, if the hit point is located in region R2 (YES), adjustment method A2 is set as the adjustment method.

In step S2, if the hit point is not located in the region R2 (NO), it is determined whether or not the hit point input from the hit point analysis unit 22 is located in the region R3 (step S3). In step S3, if the impact point is located in the region R3 (YES), the timing T of the weight shift from the right foot to the left foot based on the detection signal from the pressure sensor section 11 is a predetermined timing based on the time of impact. It is determined whether or not it is faster than Ta (step S4).

In step S4, if the weight shift timing T is earlier than the timing Ta (YES), the adjustment method A3a is set as the adjustment method. In step S4, if the weight shift timing T is not earlier than the timing Ta (NO), the adjustment method A3b is set as the adjustment method.

If the hit point is not located in the region R3 in step S3 (NO), it is determined whether or not the hit point input from the hit point analysis unit 22 is located in the region R4 (step S5). In step S5, if the impact point is located in the region R4 (YES), the timing T of the weight shift from the right foot to the left foot based on the detection signal from the pressure sensor section 11 is set to a predetermined timing based on the time of impact. It is determined whether or not it is slower than Tb (step S6).

In step S6, if the weight shift timing T is later than the timing Tb (YES), the adjustment method A4a is set as the adjustment method. In step S6, if the weight shift timing T is not later than the timing Tb (NO), the adjustment method A4b is set as the adjustment method. In step S5, if the hit point is not located in the region R4 (NO), no adjustment is set as the adjustment method.

It should be noted that in the above flowchart, when the hit point is located in the portion where the region R1 or the region R2 overlaps with the region R3 or the region R4, the adjustment method corresponding to the region R1 or the region R2 is set. and the adjustment method depending on the region R3 or the region R4 may be set.

Further, as shown in FIG. 1, the instruction unit 30 includes an image processing unit 32 that creates and records an image showing the adjustment method set by the adjustment method setting unit 31, and an image created by the image processing unit 32. and an instruction display unit 33 for displaying.

The adjustment method set by the adjustment method setting unit 31 and the image data created by the image processing unit 12 of the pressure detection means 10 are input to the image processing unit 32 . Then, based on the input information, the image processing unit 32 creates image data including information on the pressure applied to each part of the sole when a swing is performed with weight distribution according to the set adjustment method. , an image corresponding to the image data is recorded and displayed on the instruction display unit 33 .

For example, when the adjustment method A1 is set as the adjustment method, the image processing unit 32 uses the image data created by the image processing unit 12 as basic data, and compares the basic data with the toe side of the left foot at the time of impact. Image data is created in which the pressure is increased by a predetermined amount and the pressure on the heel side is decreased by a predetermined amount.

When the adjustment method A3a is set as the adjustment method, the image processing unit 32 creates image data by delaying the timing of the weight shift from the right foot to the left foot by a predetermined time with respect to the basic data. . When the adjustment method A3b is set as the adjustment method, the pressure on the heel side of the left foot during the downswing is increased by a predetermined amount, and the pressure on the toe side is increased by a predetermined amount with respect to the basic data. Create image data reduced by a predetermined amount.

Further, when the adjustment method A1 and the adjustment method A3a are set as the adjustment method, the image processing unit 32 uses the image data created by the image processing unit 12 as basic data, and compares the basic data with the left foot at the time of impact. The pressure on the toe side of the foot is increased by a predetermined amount, the pressure on the heel side is decreased by a predetermined amount, and the timing of shifting the weight from the right foot to the left foot is delayed by a predetermined time. Create image data.

Each timing during the swing, such as impact and downswing, is specified from the acceleration generated in the shaft portion during the swing. As a method of specifying each timing from the acceleration generated in the shaft portion during swing, for example, a known method disclosed in Patent Document 1 and Patent Document 2 can be applied.

As shown in FIG. 7 , the instruction display section 33 is provided as a range of the display surface of the display section 50 . As with the pressure display unit 13, the instruction display unit 33 displays the intensity of the pressure applied to each part of the sole of the foot in terms of color shading, and also displays changes over time during the swing as a moving image.

Next, a training method using the above training device will be described.
The training method of the present embodiment is a method suitable for adjusting the weight distribution during the swing, especially when an intermediate or advanced trainee who has a solid foundation of the swing practices with an emphasis on weight distribution. is preferably applied to

As shown in FIG. 2, first, the trainee A wears golf shoes in which an insole 14 having a pressure sensor portion 11 is inserted. Then, the club B to which the inertial sensor 21 is attached is used to swing, and the ball C is hit.

Based on the swing performed by the trainee A, the training apparatus displays various information about the swing on the display unit 50 . More specifically, the pressure detection means 10 detects the pressure applied to each part of the sole during the swing, and displays the pressure on the display unit 50 as a moving image showing the temporal change of the pressure applied to each part of the foot during the swing. Displayed on the display unit 13 .

The hitting point detection means 20 calculates the hitting point on the face surface of the club B based on information on the angular velocity and acceleration generated in the shaft portion of the club B during the swing, and displays the hitting point on the hitting point display section 24 . The instruction means 30 sets a weight distribution adjustment method during the swing based on the hit point calculated by the hit point detection means 20 and displays the adjustment method on the instruction display section 33 . In addition, the training device displays the image captured by the capturing means 40 on the swing display section 51 .

As shown in FIG. 7, after the swing, the training subject A confirms the moving image of the pressure applied to each part of the sole detected in the previous swing displayed on the pressure display section 13 of the display section 50, Know your weight distribution during your last swing. Then, the moving image of the weight distribution example set based on the hitting point of the previous swing displayed on the instruction display section 33 of the display section 50 is checked and used as a reference for the weight distribution in the next swing. At this time, the trainee A checks the hit point of the previous swing displayed on the hit point display section 24 of the display section 50 and the image of the previous swing displayed on the swing display section 51, if necessary. .

Next, the effects of this embodiment will be described.
(1) The golf swing training method includes pressure detection means 10 for detecting and displaying the pressure applied to each part of the sole during the swing, hit point detection means 20 for detecting the hit point on the face of the club B, hit point Based on the hit point detected by the detection means 20, the instruction means 30 sets the adjustment method of the weight distribution during the swing and instructs the training subject A, and the swing is performed according to the adjustment method set by the instruction means 30. Adjust your weight distribution.

According to the above configuration, the trainee A can grasp the weight distribution during the previous swing based on the pressure on each part of the sole detected in the previous swing. Then, the method of adjusting the weight distribution based on the hitting point on the face of the club B is instructed to the trainee A who has grasped the weight distribution during the previous swing. Therefore, the trainee A can easily understand how to adjust the weight distribution during the swing to correct the swing. In addition, since the weight distribution during the swing can be adjusted quantitatively based on the quantitative hitting points, the trainee A can easily embody the adjusted swing.

(2) The pressure detection means 10 has a pressure display section 13 that displays the detected pressure as an image. An instruction display section 33 is provided to exemplify the pressure as an image.

According to the above configuration, it is possible to visually confirm the difference between the weight distribution in the previous swing and the adjusted weight distribution. Therefore, it is easier to understand how to adjust the weight distribution during the swing to correct the swing.

(3) The hit point detection means 20 includes a hit point display section 24 that displays the detected hit points as an image.
According to the above configuration, the trainee A can visually confirm the hitting point of the previous swing.

(4) The pressure display unit 13 displays, as a moving image, changes over time during the swing with respect to the pressure on each part of the sole detected by the pressure sensor unit 11 . The instruction display unit 33 displays, as a moving image, the pressure applied to each part of the sole of the foot over time during the swing.

According to the above configuration, it is possible to easily grasp how the weight distribution was in the previous swing. Also, it is easier to see how the weight distribution during the swing can be adjusted to correct the swing.

(5) The instructing means 30 sets the adjustment method from the hit point detected by the hit point detection means 20 based on preset relational information between the hit point and the adjustment method.
According to the above configuration, the weight distribution during the swing can be indicated more appropriately based on the quantitative hit points.

In addition, this embodiment can be changed and implemented as follows. This embodiment and the following modified examples can be implemented in combination with each other within a technically consistent range.
- The method of displaying the pressure applied to each part of the sole during the swing in the pressure display section 13 and the instruction display section 33 may be changed. For example, it may be displayed as a numerical value or a graph, or the pressure at a specific timing such as impact may be displayed as a still image. Alternatively, the pressure may be mechanically indicated by using an LED or the like that lights up with a brightness corresponding to the pressure.

- You may change the arrangement|positioning of the pressure sensor part 11 in a sole.
The method of detecting a hit by the hit detection means 20 is not limited to the method using the inertial sensor 21 . For example, the hitting point may be detected using a high-speed camera or the like.

The method of instructing the trainee A how to adjust the weight distribution during the swing by the instruction means 30 is not limited to the method of displaying an image or the like on the instruction display section 33 . For example, the instruction may be given by voice, or the instruction may be given by combining the display of the instruction display section 33 and the voice.

In the above embodiment, the adjustment method setting section 31 of the instruction means 30 sets the adjustment method of the weight distribution during the swing based on the detection signal from the pressure sensor section 11 and the hitting point calculated by the hitting point analyzing section 22. However, the adjustment method may be set based only on the hit point calculated by the hit point analysis unit 22 .

Regarding the instruction means 30, the relational information between the hitting point and the adjustment method may be different or the same for each type and number of clubs such as woods and irons.
- With respect to the instruction means 30, an input means may be provided so that the trainee A or the like can arbitrarily set the relationship information between the hitting point and the adjustment method.

- The dot display section 24 may be omitted. Also, the photographing means 40 and the swing display section 51 may be omitted.
Next, technical ideas that can be grasped from the above embodiment and modifications will be described below.

(b) The swing training method, wherein the instruction means sets the adjustment method based on the hit point detected by the hit point detection means, based on preset relationship information between the hit point and the adjustment method.

(b) The pressure display unit displays the detected pressure changes over time during the swing as a moving image, and the instruction display unit displays the movement of the foot when the swing is performed with the weight distribution according to the adjustment method. The above-mentioned swing training method for displaying, as a moving image, changes over time in the pressure applied to each part of the back.

A... Trainee, B... Club, C... Ball, 10... Pressure detection means, 11... Pressure sensor section, 11a... Pressure sensor, 13... Pressure display section, 20... Impact detection means, 21... Inertia sensor, 24... Point display section, 30: instruction means, 33: instruction display section.

Claims (3)

A golf swing training method comprising:
pressure detection means for detecting and displaying the pressure applied to each part of the sole during the swing;
a hit point detection means for detecting a hit point on the face of the club;
instruction means for setting a weight distribution adjustment method during a swing based on the hit points detected by the hit point detection means and instructing the trainee,
A swing training method, comprising adjusting weight distribution during a swing according to the adjustment method set by the instruction means. The pressure detection means includes a pressure display unit that displays the detected pressure as an image,
2. The swing training method according to claim 1, wherein said instruction means includes an instruction display section for displaying, as an image, the pressure applied to each part of the sole when a swing is performed with weight distribution according to said adjustment method. 3. The swing training method according to claim 1, wherein the hit point detection means includes a hit point display section that displays the detected hit point as an image.

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