Summary of the invention
Rectifier production method is clapped in view of this, holding the embodiment provides a kind of shuttlecock, can be produced
Bat sizing/rectifier is held with broad applicability, standard of comparison.
The embodiment of the present invention, which provides a kind of shuttlecock, to be held and claps rectifier production method, is included the following steps:
S1: the type data of clapping hands of holding of a large amount of standards are acquired, holding the type data of clapping hands described in acquisition includes finger-type data;
S2: it calculates separately every group and holds first of the second articulations digitorum manus of thumb with respect to handle radial direction held and clapped hands in type data of clapping hands
The second radial angle of radial angle and index finger third articulations digitorum manus with respect to handle radial direction;
S3: all first radial angles are handled using matlab Algorithms Integration, and these first radial angles are asked
First average value handles all second radial angles using matlab Algorithms Integration, and asks these second radial angles
Second average value;
S4: holding and clapping rectifier includes hand grip portion, the thumb stall and confession that pass through for thumb on the outside of the hand grip portion
The index finger fingerstall that index finger passes through, according to thumb stall and the index finger described in the finger-type design data held in type data of clapping hands
Fingerstall designs the thumb stall and institute in the position of the hand grip portion, according to first average value and second average value
Index finger fingerstall is stated in the hand grip portion with respect to the radial angle of racket radial direction.
Further, the thumb stall is located at when holding bat at thumb second joint place, and the index finger fingerstall, which is located at, to be held
When bat at the place of index finger third joint, index finger third joint is the joint connecting on index finger with palm, and thumb second joint is thumb
The joint being connect on finger with palm.
Further, step S1 further include: linear fit is carried out to the type data of clapping hands of holding of a large amount of standards of acquisition, is removed
The data for deviateing 20% or more fitting a straight line, subsequently into step S2.
Further, in step S3 further include: carry out linear fit to a large amount of first radial angle, remove deviation
The data of 20% or more the fitting a straight line carry out linear fit to a large amount of second radial angle, remove and deviate the fitting
Then the data of 20% or more straight line seek the first average value to remaining first radial angle with matlab algorithm, to surplus
Remaining second radial angle seeks the second average value, subsequently into step S4.
Further, in step S1, a large amount of standard is acquired using 5DT data glove or AR gloves or VR gloves
It is described hold type data of clapping hands, in data acquisition, clap using holding for above-mentioned gloves standard and make racket perpendicular to level
Face.
Further, the first artis of thumb and thumb second joint point place when holding bat using gloves acquisition standard
The coordinate of position finds out the distance between two artis of thumb, then finds out the absolute of two artis radial direction coordinate differences
It is radial to find out described first according to the arcsine of the ratio at a distance between two artis of the coordinate absolute value of the difference and thumb for value
Angle.
Further, index finger second joint point and index finger third artis institute are in place when holding bat using gloves acquisition standard
The coordinate set, finds out the distance between the two artis of index finger, then finds out and carrys out two artis radial direction coordinate differences
It is radial to find out second according to the arcsine of the ratio at a distance between two artis of the coordinate absolute value of the difference and index finger for absolute value
Angle.
It further, further include following steps if production described holds that clap rectifier be anti-hand-held racket rectifier,
S5: using the anti-hand-held racket of the gloves standard, make thumb central axes and racket axis parallel, record the first joint of thumb
The coordinate of point and thumb second joint point position, while recording index finger second joint point and thumb third artis institute in place
The coordinate set;Thumb: being moved to the position where index finger by S6, makes the second joint point of thumb and the third artis weight of index finger
It closes, records the first artis of thumb and the new coordinate of second joint point present position, the first joint institute for calculating thumb is in place
The distance between the coordinate of the original position of second joint point of the new coordinate and index finger set c, calculates the second joint of index finger
The distance between the coordinate of the original position of point and the coordinate of coincidence point position d, calculate thumb the first artis and
The distance between the coordinate of coincidence point position e, the thumb stall according to the shifting theorem of mathematics, in anti-hand-held racket rectifier
Angle is between the center line of index finger fingerstallWhen the center line and standard of fingerstall hold bat in finger
Heart line is parallel to each other.
Further, if production it is described hold clap rectifier be positive hand-held racket rectifier when, corrected in the positive hand-held racket
In device, the difference in height between the thumb stall and the center line of the index finger fingerstall is 1.4CM, and first radial angle is
1.1 °, second radial angle is 1.2 °;If production described holds that clap rectifier be anti-hand-held racket rectifier, described anti-
In hand-held racket rectifier, the difference in height between the thumb stall and the center line of the index finger fingerstall is 1.5CM, anti-hand-held racket
Angle is 1.3 ° between thumb stall in rectifier and the center line of index finger fingerstall.
The technical solution that the embodiment of the present invention provides has the benefit that shuttlecock of the present invention is held bat and rectified
Positive device production method holds type data of clapping hands using described in acquisition of the statistics by science, to keep away using science data as foundation
It is uncertain to exempt from personal experience's doctrine bring, also avoids the trial-production bring economic risk of blindness, thus save the cost, and make
Described hold produced claps standard of the rectifier with unified specification, more facilitates the type of clapping hands of holding to correct a mistake, and have
There is wide applicability.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is further described.
Fig. 1, Fig. 4 and Fig. 5 are please referred to, is held the embodiment provides a kind of shuttlecock and claps rectifier production method,
Include the following steps:
S1:: the type data of clapping hands of holding of a large amount of standards are acquired, holding the type data of clapping hands described in acquisition includes finger-type data.
In S1, acquires to hold described in a large amount of standard using 5DT data glove or AR gloves or VR gloves and clap hands
The type data source of clapping hands of holding of type data, these standards can be national badminton player or shuttlecock coach etc. specially
Industry personnel's standard holds type data of clapping hands, and is also possible to hold type number of clapping hands by a large amount of scientific sunykatuib analyses acquisition standards
According to.In data acquisition, using above-mentioned gloves standard hold clap and make racket perpendicular to horizontal plane.
The position data of finger when holding bat for clapping that finger-type data include each professional's standard is held in acquisition.
The gloves are worn on hand, professional by the movement of control finger-joint come the grasping racket of standard, with
For 5DT data glove, there is at least one sensor on each finger of the 5DT data glove, the sensor passes through
The position of finger-joint is measured to record the finger movement parameter of professional, and the finger movement parameter that it is recorded reaches
The system host communicated.In order to which the bat rectifier 1,1 ' of holding for going out final design has more common applicability, meet more
The size requirements of more shuttlecock users, repeat the above steps, until collect it is enough it is described hold type data of clapping hands, it is then right
These data carry out linear fit, remove the data for deviateing 20% or more fitting a straight line, that is, remove Outliers, reservation has more
The data of taxis, please refer to Fig. 2.
S2: it calculates separately every group and holds first of the second articulations digitorum manus of thumb with respect to handle radial direction held and clapped hands in type data of clapping hands
The second radial angle of radial angle and index finger third articulations digitorum manus with respect to handle radial direction.
The system host acts figure according to the action data drafting, then constructs mould according to the movement figure of drafting
Type, from the model, the coordinate of the first artis of thumb A1 (close to the joint of finger tip) position when acquisition standard holds bat
The coordinate (A2x, A2y, A2z) of the position (A1x, A1y, A1z) and thumb second joint point A2 (joint being connect with palm),
Distance between two artis of thumb is found out by the distance between two o'clock A1, A2 formula, then finds out two artis A1, A2 diameters
To direction coordinate absolute value of the difference, according to the ratio at a distance between two artis A1, A2 of the coordinate absolute value of the difference and thumb
Arcsine find out first radial angle.Specifically, the distance between A1, A2 formula are as follows:A is the distance between A1, A2;Two artis A1,
A2 radial direction coordinate absolute value of the difference h1 are as follows: h1=| (A2y-A1y) |;First radial angle is alpha1, alpha1
=arcsin (h1/a).
Similarly, refer to that second joint point B1 (is located in the middle pass when holding bat using 5DT data glove acquisition standard
Section) position coordinate (B1x, B1y, B1z) and index finger third artis B2 (joint being connect with palm) position
Coordinate (B2x, B2y, B2z), by the distance between two o'clock B1, B2 formula can find out between two artis B1, B2 of index finger away from
From then finding out and carry out two artis B1, B2 radial direction coordinate absolute value of the difference, according to the coordinate absolute value of the difference and index finger
The arcsine of the ratio of distance between two artis B1, B2 finds out the second radial angle.Specifically, the distance between B1, B2
Formula are as follows:B is the distance between B1, B2;Two passes
Node B1, B2 radial direction coordinate absolute value of the difference h2 are as follows: h2=(B2y-B1y);Second radial angle is alpha2,
Alpha2=arcsin (h2/b), please refers to Fig. 3.
S3: all first radial angles are handled using matlab Algorithms Integration, and these first radial angles are asked
First average value handles all second radial angles using matlab Algorithms Integration, and asks these second radial angles
Second average value.
Linear fit is carried out to a large amount of first radial angle, removes the number for deviateing 20% or more the fitting a straight line
According to carrying out linear fit to a large amount of second radial angle, remove the data for deviateing 20% or more the fitting a straight line, then
The first average value is asked to remaining first radial angle with matlab algorithm, is asked to remaining second radial angle
Two average values, subsequently into step S4.
S4: it holds and claps rectifier 1,1 ' and include hand grip portion 2,2 ' and passed through set on the hand grip portion 2,2 ' outsides for thumb
Thumb stall 3,3 ' and the index finger fingerstall 4,4 ' passed through for index finger, according to the finger-type design data institute held in type data of clapping hands
Thumb stall 3,3 ' and the index finger fingerstall 4,4 ' are stated in the position of the hand grip portion 2,2 ', according to first average value and institute
It states the second average value and designs the thumb stall 3,3 ' and the index finger fingerstall 4,4 ' the opposite racket in the hand grip portion 2,2 '
Radial radial angle.
In the present embodiment, production it is described hold clap rectifier 1,1 ' be positive hand-held racket rectifier 1 when, the thumb stall 3
Difference in height between the center line of the index finger fingerstall 4 is 1.4CM, and first radial angle is 1.1 °, second diameter
It is 1.2 ° (center line of finger is parallel to each other when the center line and standard of fingerstall hold bat) to angle.
Further include following steps when production described holds that clap rectifier 1,1 ' be anti-hand-held racket rectifier 1 ':
S5: using the anti-hand-held racket of the gloves standard, make thumb central axes and racket axis parallel, record thumb
The coordinate of first artis and thumb second joint point position, while recording index finger second joint point and thumb third joint
The coordinate of point position.
Thumb: being moved to the position where index finger by S6, makes the second joint point of thumb and the third artis weight of index finger
It closes, records the first artis of thumb and the new coordinate of second joint point present position, the first joint institute for calculating thumb is in place
The distance between the coordinate of the original position of second joint point of the new coordinate and index finger set c, calculates the second joint of index finger
The distance between the coordinate of the original position of point and the coordinate of coincidence point position d, calculate thumb the first artis and
The distance between the coordinate of coincidence point position e, the thumb stall according to the shifting theorem of mathematics, in anti-hand-held racket rectifier
Angle is between the center line of index finger fingerstallWhen the center line and standard of fingerstall hold bat in finger
Heart line is parallel to each other.Linear fit is carried out to the angle between a large amount of center line again, removes and deviates the fitting a straight line
20% or more data remove Outliers, retain more tactic data.
In the present embodiment, when production described holds that clap rectifier 1,1 ' be anti-hand-held racket rectifier 1 ', the thumb stall
Difference in height between 3 ' and the center line of the index finger fingerstall 4 ' is 1.5CM, the thumb stall 3 ' in anti-hand-held racket rectifier with
Angle is 1.3 ° between the center line of index finger fingerstall 4 '.
The positive hand-held racket rectifier 1 for clapping the production of rectifier production method is held using shuttlecock of the present invention and backhand is held
It is as shown in Figure 4 and Figure 5 respectively to clap rectifier 1 ', positive hand-held racket rectifier 1 and anti-hand-held racket rectifier 1 ' are mainly by for being arranged
On the handle of racket bottom liner, be attached to the bottom liner outer surface, using hand glue made of the preferable material of feel and be set to institute
It states thumb stall 3,3 ' and index finger fingerstall 4,4 ' on hand glue to form, the hand grip portion 2,2 ' is located at the outer surface of the hand glue.?
In use process, the thumb stall 3,3 ' is located at when holding bat at thumb second joint place, and the index finger fingerstall 4,4 ' is located at
When holding bat at the place of index finger third joint, index finger third joint is the joint connecting on index finger with palm, and thumb second joint is
The joint being connect on thumb with palm.
The technical solution that the embodiment of the present invention provides has the benefit that shuttlecock of the present invention is held bat and rectified
Positive device production method holds type data of clapping hands using described in acquisition of the statistics by science, to keep away using science data as foundation
It is uncertain to exempt from personal experience's doctrine bring, also avoids the trial-production bring economic risk of blindness, thus save the cost, and make
Described hold produced claps standard of the rectifier with unified specification, more facilitates the type of clapping hands of holding to correct a mistake, and have
There is wide applicability.
Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.