Badminton Speciality Store@SHUTTLE HOUSE
Report of Chinese factory tour
Chinese racket mold factory report
SHUTTLE HOUSE does overseas training once a year for stuff , in this time we visited Chinese racket factory and sports shop in Hong Kong
We told you the report of Chinese factory .
Racket mold factory
placeFchina
productsF EMold of racket for badminton , tennis , squash
Eracket grommets and that mold
Eracket end cap and that mold
planning room 1
A planning of racket mold made by computer .
planning room 2
It was made 3D.
A young engineer very easily operates it..
planning room 3
Adjusted design of racket in itself , applauding of mold is done.
production of mold 1
It is NC lathe for making mold of racket.
production of mold 2
it sharpen it according to the program of a computer automatically
production of mold 3
Finish stage of mold. A curve of a joint part is finished beautifully by special machine .
production of grommets1
It is lathe for making mold of grommets
production of grommets2
It is mold making machine
production of grommets3
It can make 320 pieces once .
production of cap1
It is a machine for assembling cap of grip end .
production of cap2
End cap is made maker logo mark to mix 2 parts
production of cap3
separate a molded bayonet point cap , and sharpen it politely .

Racket factory
placeFchina
productsFRacket for badminton , tennis , squash
Quantity of productionFabout four millions / a year

production of carbon sheet
It coil carbon fiber around a roll core .After finish coiling , slit open by cutter ,and make one sheet.
It is used both of carbon sheet produced by their factory and by Europe by a sort of racket.
production of shaft 1
Cut a carbon sheet .
It is adjusted angle by angle of carbon fiber .
It fix edge of sheet by tape .
production of shaft 2
It is a machine for making mold of shaft .While pressure is putting on , coiled carbon sheet ,and completed shaft .
production of shaft 3
Coil a transparency tape on shaft
production of shaft 4
It dry in high temperature dry room.
production of shaft 5
Polish a surface of dry shaft
production of shaft 6
load to shaft and sort out the hardness of a shaft from condition.
production of frame1
Cut a carbon sheet put a mold together.
It is a little difference of carbon fiber quantity by a sort of racket .
production of frame2
mold temporary with form of frame
production of frame3
install a shaft to a frame
Strength is secured. in joint parts
fire 1
Insert frame and shaft between two mold ,
fire 2
Fire in oven. In this factory there are equipment that can fire about 30-50 rackets once .
fire 3
Take out the rackets finished fire .
It is a very heavy labor in the hand work .
hole processing
make a hole to thread a grommet in frame .The racket is fixed metallic guide , the position of the hole never shifts.
attach grip 1
It applies an adhesive to the shaft, attach grip and cap .
attach grip 2
adjust a length and angle by the time the adhesive dries .
 
burnish surface 1
burnish a racket by sandpaper
burnish surface 2
check a surface of racket , remove defective goods .
A part of burnish shortage is done again
burnish surface 3
A part of burnish shortage burnish again .
test 1
Weight and balance of racket is measured , it checks whether to be in the standard. (The picture is tennis racket but same as badminton racket)
test 2
Torque of racket is measured , it checks whether to be in the standard . The left of the picture is normal and the right of the picture is twisted .
painting P
Painting is den by special workman with spray gun .
painting 2
Also gradation painting is done by special workman
It is a sample of painting right side of picture .
painting 3
Finished painting racket is fixed on hanger.
 
painting 4
Painting is dried in a dry room.
painting 5
It puts a seal of logo or character .
painting 6
final check of painting .
It finishes it up by the clearing painting.after that .
drive Grommet 1
It is automatically driven grommet to a hole of racket .
drive Grommet 2
cut a grommet suitable length .
SHUTTLE HOUSE staff tried the process but it need experience to make same length .
drive end cap
check the length and weight balance of racket and install end cap .
Wrapping of grip tape 1
stick double-faced tape ton grip
Wrapping of grip tape 2
After fixed grip end , wrap grip tape with rotating racket .
packing
After final test , it will finish .
string
In this factory , it string for cheap racket . We will introduce of process of string ..
string
It string with about 15 workmen queue up.
Warp and woof is left about 30cm to be pulled by string machine .
string
About ten workmen string by handle type string machine .
Therefore it had threaded warp and woof already ,It takes only five minutes ,
test room
There is a test room in factory , it is tested here new products .
We will introduce typical test .
Continuous batting test
It try to test thousands of times repeatedly , whether there is any trouble to racket .
Test to load
It applies load to the frame side vertically and horizontally.
tested durability of racket ,

It was surprised of you because there were quite a lot of processes up to making one racket.
In this factory , I hear it was a first time to accept factory tour from sports shop .
A part of the trade secret that was not able to be introduced on the homepage was taught to Frank, and it became very significant training for our staff.
Badminton Speciality Store@SHUTTLE HOUSE
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