CN110171052A - A kind of bamboo and wood products' container heat pressing forming machines - Google Patents
A kind of bamboo and wood products' container heat pressing forming machines Download PDFInfo
- Publication number
- CN110171052A CN110171052A CN201910489283.3A CN201910489283A CN110171052A CN 110171052 A CN110171052 A CN 110171052A CN 201910489283 A CN201910489283 A CN 201910489283A CN 110171052 A CN110171052 A CN 110171052A
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- CN
- China
- Prior art keywords
- die holder
- block
- upper die
- rod
- bamboo
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N5/00—Manufacture of non-flat articles
- B27N5/02—Hollow articles
Abstract
The invention discloses a kind of bamboo and wood products' container heat pressing forming machines, its structure includes pedestal, lower template, cope plate, piston rod, guide post, hydraulic cylinder, top plate, upper die holder, lower die holder, electric cabinet, protective device, base side is connected with electric cabinet, lower die holder is located on pedestal, lower die holder is equipped with lower template, cope plate is located above lower template, it is connected at the top of cope plate with upper die holder, it is connected at the top of upper die holder with piston rod bottom, piston rod is connected with the hydraulic cylinder being mounted on top plate, top plate is connected by guide post with lower die holder, guide post runs through upper die holder, protective device includes bracket, disconnection device, calutron, telescopic device, the beneficial effects of the present invention are: determining whether die holder falls off by the relative position of piston rod and upper die holder, it can be in time by the flexible bridge of stretching on bracket when falling off, it keeps away Exempt from die holder and fall generation to collide with, make that there is gap between upper/lower die, prevents object to be located at centre and be extruded and accident occurs.
Description
Technical field
The present invention relates to mechanical manufacturing field, specifically a kind of bamboo and wood products' container heat pressing forming machines.
Background technique
Heat pressing forming machines are fed injection between bolster, and then heating, which applies pressure, makes setting for plastic shaping
Standby, the driving method of heat pressing forming machines has hydraulic and pneumatic, is intended to be mechanically connected by piston rod and upper die holder to drive work.
It is mechanically connected due to using, after a long time of use it is possible that loosening, since upper die holder has certain weight
Amount, upper die holder may fall off after work when loosening, and accident will occur when having thing or hand is located at intermediate.
Summary of the invention
It is hot-forming it is a primary object of the present invention to overcome the deficiencies of the prior art and provide a kind of bamboo and wood products' container
Machine.
The present invention adopts the following technical scheme that realize:
A kind of bamboo and wood products' container heat pressing forming machines, structure include pedestal, lower template, cope plate, piston rod, guide post,
Hydraulic cylinder, top plate, upper die holder, lower die holder, electric cabinet, protective device, the base side are connected with electric cabinet, the lower die holder
Be located on pedestal, the lower die holder is equipped with lower template, and the cope plate is located above lower template, at the top of the cope plate with it is upper
Die holder is connected, and is connected at the top of the upper die holder with piston rod bottom, the piston rod and the hydraulic cylinder being mounted on top plate
It is connected, the top plate is connected by guide post with lower die holder, and the guide post runs through upper die holder, and the protective device includes branch
Frame, disconnection device, calutron, telescopic device, the branch is provided with the left and right sides that is a and being respectively provided at lower template, described disconnected
Even device is connected to the upper die holder back side, and the disconnection device is connected by calutron with telescopic device, the telescopic device
It is mounted in upper die holder.
As optimization, the disconnection device include clip, upper rack posts, sliding rail, sliding block, upper connecting rod, supporting plate, rotating device,
Lower pull rod, fixed block, mounting rod, the sliding rail bottom are connected with fixed block, and the fixed block passes through mounting rod and upper die holder
It is connected, the sliding block is located above fixed block and is mounted in sliding rail, and the sliding block is connected by upper rack posts with clip, institute
State clip installation on the piston rod.
As optimization, the supporting plate is connected to the sliding rail back side, and rotating device, the rotating device are equipped on the supporting plate
It is connected by lower pull rod with fixed block, the sliding block is flexibly connected by upper connecting rod with rotating device.
As optimization, the rotating device includes support shaft, fast pulley, castor, swing rod, movable block, the support shaft
It is connected with supporting plate, fast pulley, castor is installed, the activity wheel side is connected with swing rod, described in the support shaft
Swing rod is equipped with sliding slot, and the movable block is located in sliding slot and is connected with upper connecting rod, and the fast pulley is connected with lower pull rod.
As optimization, the upper die holder is equipped with 4 cavitys, is equipped with telescopic device in the cavity, the upper die holder is set
There is channel, the channel is connected with 2 cavitys.
As optimization, the telescopic device includes telescopic rod, piston, spring, and the piston is located at cavity inside, the work
It is connected with spring between plug side and cavity tail portion, the piston other side is connected with telescopic rod.
As optimization, the calutron includes iron core, coil, power supply, slide bar, brake block, positive contact, cathode touching
Piece, the both ends of the iron core are respectively provided among 2 channels, and coil, described coil one end and anode are wound on the iron core
Contact is connected, and the other end is connected by power supply with cathode contact.
As optimization, the both ends of the iron core are connected separately with slide bar, and the slide bar is located in channel, set on the slide bar
There is a brake block, the anode contact, cathode contact are separately mounted to fast pulley, on castor.
As optimization, the brake block includes permanent magnetic plate, block, pulley, through-hole, and the block is close to the side of iron core
Equipped with permanent magnetic plate, pulley is installed on the inside of the block, the block is equipped with perforative through-hole and is mounted on cunning by through-hole
On bar.
As optimization, the iron core and permanent magnetic plate to opposite be homopolarity.
As optimization, the block is skewed close to one end of cavity.
As optimization, the pulley is equipped with 2 or more.
Beneficial effect
In the use of the present invention, upper die holder, which moves down, drives disconnection device to move down when upper die holder is fallen off,
And in addition to the sliding block holding position connecting with piston rod is constant, the castor at this moment moved down the upper connecting rod constant by position
It will pull swing rod and drive castor rotation, the relative position of castor and fast pulley is made to change, make positive contact, cathode touching
Piece separates, and iron core loses magnetic field effect, and at this moment brake block is adsorbed on iron core under effect to iron core movement in permanent magnetic plate, makes
Piston loses braking, and spring can push piston is quickly outer to move, so that telescopic rod is stretched out cavity, the upper mold to fall off be made by telescopic rod
Mounting will not continue to fall, when reinstalling, sliding block returns to the original position of sliding rail, resets castor on bracket
To make positive contact, cathode contact pad, iron core, which is powered, generates magnetic field, and the permanent magnetic plate of homopolarity is pushed out, brake block is made
Half be moved to cavity seized piston, telescopic rod is fixed.
Compared with prior art, the beneficial effects of the present invention are: being determined by the relative position of piston rod and upper die holder
Whether die holder falls off, and when falling off die holder can be avoided to fall generation and collided with, made in time by the flexible bridge of stretching on bracket
There is gap between upper/lower die, prevent object to be located at centre and be extruded and accident occurs.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of bamboo and wood products' container heat pressing forming machines of the present invention.
Fig. 2 is the structural schematic diagram of disconnection device of the present invention.
Fig. 3 is the structural schematic diagram of rotating device of the present invention.
Fig. 4 is the schematic diagram of internal structure of upper die holder of the present invention.
Fig. 5 is the structural schematic diagram of brake block of the present invention.
In figure: pedestal 1, lower template 2, cope plate 3, piston rod 4, guide post 5, hydraulic cylinder 6, top plate 7, upper die holder 8, lower die holder
9, electric cabinet 10, bracket 11, disconnection device 12, calutron 13, telescopic device 14, clip 12a, upper rack posts 12b, sliding rail 12c,
Sliding block 12d, upper connecting rod 12e, supporting plate 12f, rotating device 12g, lower pull rod 12h, fixed block 12i, mounting rod 12j, support shaft g1,
Fast pulley g2, castor g3, swing rod g4, movable block g5, cavity 80, channel 81, telescopic rod 14a, piston 14b, spring 14c, iron
Core 13a, coil 13b, power supply 13c, slide bar 13d, brake block 13e, positive contact 13f, cathode contact 13g, permanent magnetic plate e1, block
Body e2, pulley e3, through-hole e4.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.
Fig. 1-5 is please referred to, the present invention provides a kind of bamboo and wood products' container heat pressing forming machines technical solution: its structure includes bottom
Seat 1, lower template 2, cope plate 3, piston rod 4, guide post 5, hydraulic cylinder 6, top plate 7, upper die holder 8, lower die holder 9, electric cabinet 10, protection
Device, 1 side of pedestal are connected with electric cabinet 10, and the lower die holder 9 is located on pedestal 1, and the lower die holder 9 is equipped with lower die
Plate 2, the cope plate 3 are located at 2 top of lower template, and 3 top of cope plate is connected with upper die holder 8,8 top of upper die holder
It is connected with 4 bottom of piston rod, the piston rod 4 is connected with the hydraulic cylinder 6 being mounted on top plate 7, and the top plate 7 is by leading
Column 5 is connected with lower die holder 9, and the guide post 5 runs through upper die holder 8, and the protective device includes bracket 11, disconnection device 12, electricity
Magnetic device 13, telescopic device 14, the bracket 11 are equipped with 2 and are respectively provided at the left and right sides of lower template 2, the disconnection device
12 are connected to 8 back side of upper die holder, and the disconnection device 12 is connected by calutron 13 with telescopic device 14, the flexible dress
14 are set to be mounted in upper die holder 8.
The disconnection device 12 includes clip 12a, upper rack posts 12b, sliding rail 12c, sliding block 12d, upper connecting rod 12e, supporting plate
12f, rotating device 12g, lower pull rod 12h, fixed block 12i, mounting rod 12j, the bottom the sliding rail 12c is connected with fixed block 12i
It connects, the fixed block 12i is connected by mounting rod 12j with upper die holder 8, and the sliding block 12d is located above fixed block 12i and pacifies
In sliding rail 12c, the sliding block 12d is connected by upper rack posts 12b with clip 12a, and the clip 12a is mounted on piston rod
On 4, clip 12a can be such that the height of sliding block 12d is consistent always with piston rod 4, convenient for judging piston rod 4 and upper die holder 8
Relative position.
The supporting plate 12f is connected to the back side sliding rail 12c, and rotating device 12g, the rotation are equipped on the supporting plate 12f
Device 12g is connected by lower pull rod 12h with fixed block 12i, and the sliding block 12d is living by upper connecting rod 12e and rotating device 12g
Dynamic connection.
The rotating device 12g includes support shaft g1, fast pulley g2, castor g3, swing rod g4, movable block g5, the branch
It holds axis g1 to be connected with supporting plate 12f, fast pulley g2, the side castor g3, the castor g3 is installed on the support shaft g1
It is connected with swing rod g4, the swing rod g4 is equipped with sliding slot, and the movable block g5 is located in sliding slot and is connected with upper connecting rod 12e
It connects, convenient for driving castor g3 rotation, the fast pulley g2 is connected with lower pull rod 12h, is able to maintain fast pulley g2 motionless.
The upper die holder 8 is equipped with 4 cavitys 80, is equipped with telescopic device 14 in the cavity 80, the upper die holder 8 is equipped with
Channel 81, channel 81 and 2 cavity 80 are connected, convenient for telescopic device 14 installation hide.
The telescopic device 14 includes telescopic rod 14a, piston 14b, spring 14c, and the piston 14b is located in cavity 80
Portion is connected with spring 14c, the other side the piston 14b and telescopic rod 14a between 80 tail portion of the side the piston 14b and cavity
It is connected, spring 14c, which is capable of providing transient dynamics, stretches out telescopic rod 14a quickly.
The calutron 13 includes iron core 13a, coil 13b, power supply 13c, slide bar 13d, brake block 13e, positive contact
13f, cathode contact 13g, the both ends of the iron core 13a are respectively provided among 2 channels 81, wind on the iron core 13a wired
13b is enclosed, the one end the coil 13b is connected with anode contact 13f, and the other end is connected by power supply 13c with cathode contact 13g
It connects.
The both ends of the iron core 13a are connected separately with slide bar 13d, and the slide bar 13d is located in channel 81, the slide bar
13d is equipped with brake block 13e, and the anode contact 13f, cathode contact 13g are separately mounted on fast pulley g2, castor g3,
Slide bar 13d can be defined the movement of brake block 13e.
The brake block 13e includes permanent magnetic plate e1, block e2, pulley e3, through-hole e4, and the block e2 is close to iron core
The side of 13a is equipped with permanent magnetic plate e1, and pulley e3 is equipped on the inside of the block e2, and the block e2 is equipped with perforative through-hole e4
And it is mounted on slide bar 13d by through-hole e4, friction when pulley e3 can reduce block e2 movement with piston 14b.
The iron core 13a and permanent magnetic plate e1 to opposite be homopolarity, when iron core 13a is powered can by permanent magnetic plate e1 to
Extrapolation.
The block e2 close to one end of cavity 80 be it is skewed, convenient for piston 14b bounce back.
The pulley e3 is equipped with 2 or more, keeps balance.
When in use, when upper die holder 8 is fallen off, upper die holder 8, which moves down, drives disconnection device 12 to move down, and
In addition to the holding position sliding block 12d connecting with piston rod 4 is constant, the castor g3 at this moment moved down passes through constant upper in position
Pull rod 12e will pull swing rod g4 and drive castor g3 rotation, so that castor g3 and the relative position of fast pulley g2 is changed, makes
Positive contact 13f, cathode contact 13g are separated, and iron core 13a loses magnetic field effect, and at this moment brake block 13e is making in permanent magnetic plate e1
It is adsorbed on iron core 13a with lower to iron core 13a movement, so that piston 14b is lost braking, spring 14c can push piston 14b quick
Outer shifting makes telescopic rod 14a stretch out cavity 80, makes 8 frame of upper die holder to fall off on bracket 11 by telescopic rod 14a, will not continue
It falls, when reinstalling, sliding block 12d returns to the original position sliding rail 12c, and castor g3 is made to carry out resetting to make positive contact
13f, cathode contact 13g contact, iron core 13a, which is powered, generates magnetic field, and the permanent magnetic plate e1 of homopolarity is pushed out, brake block 13e is made
Half be moved to 80 seized piston 14b of cavity, telescopic rod 14a is fixed.
The technological progress that the present invention obtains compared with the prior art is: being determined by the relative position of piston rod and upper die holder
Whether die holder falls off, and when falling off die holder can be avoided to fall generation and collided with, made in time by the flexible bridge of stretching on bracket
There is gap between upper/lower die, prevent object to be located at centre and be extruded and accident occurs.
Claims (9)
1. a kind of bamboo and wood products' container heat pressing forming machines, structure includes pedestal (1), lower template (2), cope plate (3), piston rod
(4), guide post (5), hydraulic cylinder (6), top plate (7), upper die holder (8), lower die holder (9), electric cabinet (10), protective device, the bottom
Seat (1) side is connected with electric cabinet (10), and the lower die holder (9) is located on pedestal (1), and the lower die holder (9) is equipped with lower die
Plate (2), the cope plate (3) are located above lower template (2), are connected at the top of the cope plate (3) with upper die holder (8), described
It is connected at the top of upper die holder (8) with piston rod (4) bottom, the piston rod (4) and the hydraulic cylinder (6) being mounted on top plate (7)
It is connected, the top plate (7) is connected by guide post (5) with lower die holder (9), and the guide post (5) runs through upper die holder (8), special
Sign is:
The protective device includes bracket (11), disconnection device (12), calutron (13), telescopic device (14), the bracket
(11) 2 being equipped with and is respectively provided at the left and right sides of lower template (2), the disconnection device (12) is connected to upper die holder (8) back side,
The disconnection device (12) is connected by calutron (13) with telescopic device (14), and the telescopic device (14) is mounted on
In die holder (8).
2. a kind of bamboo and wood products' container heat pressing forming machines according to claim 1, it is characterised in that: the disconnection device
It (12) include clip (12a), upper rack posts (12b), sliding rail (12c), sliding block (12d), upper connecting rod (12e), supporting plate (12f), rotation
Device (12g), lower pull rod (12h), fixed block (12i), mounting rod (12j), the sliding rail bottom (12c) and fixed block (12i)
It is connected, the fixed block (12i) is connected by mounting rod (12j) with upper die holder (8), and the sliding block (12d) is located at fixation
Above block (12i) and it is mounted in sliding rail (12c), the sliding block (12d) is connected by upper rack posts (12b) with clip (12a),
The clip (12a) is mounted on piston rod (4).
3. a kind of bamboo and wood products' container heat pressing forming machines according to claim 2, it is characterised in that: the supporting plate (12f)
It is connected to the back side sliding rail (12c), is equipped with rotating device (12g) on the supporting plate (12f), the rotating device (12g) passes through
Lower pull rod (12h) is connected with fixed block (12i), and the sliding block (12d) is living by upper connecting rod (12e) and rotating device (12g)
Dynamic connection.
4. a kind of bamboo and wood products' container heat pressing forming machines according to claim 3, it is characterised in that: the rotating device
(12g) includes support shaft (g1), fast pulley (g2), castor (g3), swing rod (g4), movable block (g5), the support shaft (g1)
It is connected with supporting plate (12f), fast pulley (g2), castor (g3), the castor (g3) is installed on the support shaft (g1)
Side is connected with swing rod (g4), and the swing rod (g4) is equipped with sliding slot, the movable block (g5) be located in sliding slot and with pull-up
Bar (12e) is connected, and the fast pulley (g2) is connected with lower pull rod (12h).
5. a kind of bamboo and wood products' container heat pressing forming machines according to claim 1, it is characterised in that: the upper die holder (8)
It equipped with 4 cavitys (80), is equipped with telescopic device (14) in the cavity (80), the upper die holder (8) is equipped with channel (81), institute
Channel (81) is stated to be connected with 2 cavitys (80).
6. a kind of bamboo and wood products' container heat pressing forming machines according to claim 5, it is characterised in that: the telescopic device
It (14) include telescopic rod (14a), piston (14b), spring (14c), the piston (14b) is located at cavity (80) inside, the work
It is connected with spring (14c) between the plug side (14b) and cavity (80) tail portion, the piston other side (14b) and telescopic rod (14a)
It is connected.
7. a kind of bamboo and wood products' container heat pressing forming machines according to claim 1, it is characterised in that: the calutron
(13) include iron core (13a), coil (13b), power supply (13c), slide bar (13d), brake block (13e), positive contact (13f), bear
Pole contact (13g), the both ends of the iron core (13a) are respectively provided among 2 channels (81), are wound on the iron core (13a)
Coil (13b), described coil one end (13b) are connected with positive contact (13f), and the other end is touched by power supply (13c) and cathode
Piece (13g) is connected.
8. a kind of bamboo and wood products' container heat pressing forming machines according to claim 7, it is characterised in that: the iron core (13a)
Both ends be connected separately with slide bar (13d), the slide bar (13d) is located in channel (81), and the slide bar (13d) is equipped with braking
Block (13e), the anode contact (13f), cathode contact (13g) are separately mounted to fast pulley (g2), on castor (g3).
9. a kind of bamboo and wood products' container heat pressing forming machines according to claim 8, it is characterised in that: the brake block
(13e) includes permanent magnetic plate (e1), block (e2), pulley (e3), through-hole (e4), and the block (e2) is close to iron core (13a)
Side is equipped with permanent magnetic plate (e1), is equipped with pulley (e3) on the inside of the block (e2), and the block (e2) is equipped with perforative logical
Hole (e4) is simultaneously mounted on slide bar (13d) by through-hole (e4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910489283.3A CN110171052B (en) | 2019-06-06 | 2019-06-06 | Bamboo and wood product container hot-pressing forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910489283.3A CN110171052B (en) | 2019-06-06 | 2019-06-06 | Bamboo and wood product container hot-pressing forming machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110171052A true CN110171052A (en) | 2019-08-27 |
| CN110171052B CN110171052B (en) | 2021-05-11 |
Family
ID=67697919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910489283.3A Active CN110171052B (en) | 2019-06-06 | 2019-06-06 | Bamboo and wood product container hot-pressing forming machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110171052B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851344A (en) * | 2020-08-11 | 2020-10-30 | 胡林华 | Road warning board |
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| DE3319527A1 (en) * | 1983-05-28 | 1984-11-29 | Johann Borgers Gmbh & Co Kg, 4290 Bocholt | Safety device for a hydraulic downstroke press |
| WO2001056720A1 (en) * | 2000-02-04 | 2001-08-09 | Trumpf Maschinen Austria Gmbh & Co. Kg. | Safety device for a manufacturing machine, for example a folding press |
| CN201016430Y (en) * | 2006-01-04 | 2008-02-06 | 林正荣 | Intelligent punch press hand safety arrangement |
| CN102241147A (en) * | 2011-05-17 | 2011-11-16 | 昆山市人人发机械五金有限公司 | Punch press with photoelectric protection device |
| CN206733545U (en) * | 2017-05-22 | 2017-12-12 | 珠海爱尔特自动化设备有限公司 | One kind is used for mouth of a river machine or fuse machine installing plate fall-proofing device |
| CN109047399A (en) * | 2018-08-07 | 2018-12-21 | 黄永敏 | A kind of hydraulic bending press facilitating pickup |
-
2019
- 2019-06-06 CN CN201910489283.3A patent/CN110171052B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3319527A1 (en) * | 1983-05-28 | 1984-11-29 | Johann Borgers Gmbh & Co Kg, 4290 Bocholt | Safety device for a hydraulic downstroke press |
| WO2001056720A1 (en) * | 2000-02-04 | 2001-08-09 | Trumpf Maschinen Austria Gmbh & Co. Kg. | Safety device for a manufacturing machine, for example a folding press |
| CN201016430Y (en) * | 2006-01-04 | 2008-02-06 | 林正荣 | Intelligent punch press hand safety arrangement |
| CN102241147A (en) * | 2011-05-17 | 2011-11-16 | 昆山市人人发机械五金有限公司 | Punch press with photoelectric protection device |
| CN206733545U (en) * | 2017-05-22 | 2017-12-12 | 珠海爱尔特自动化设备有限公司 | One kind is used for mouth of a river machine or fuse machine installing plate fall-proofing device |
| CN109047399A (en) * | 2018-08-07 | 2018-12-21 | 黄永敏 | A kind of hydraulic bending press facilitating pickup |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851344A (en) * | 2020-08-11 | 2020-10-30 | 胡林华 | Road warning board |
| CN111851344B (en) * | 2020-08-11 | 2021-09-28 | 合肥原野标识工程有限公司 | Road warning board |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110171052B (en) | 2021-05-11 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20210413 Address after: 315200 taibian village, Siqian she Town, Taishun County, Wenzhou City, Zhejiang Province Applicant after: WENZHOU TAIFENG BAMBOO INDUSTRY Co.,Ltd. Address before: 313000 Building 2, Hua'an logistics park, 555 Chengye Road, Huzhou Economic and Technological Development Zone, Huzhou City, Zhejiang Province Applicant before: HUZHOU JIASONG BAMBOO & WOOD PRODUCTS Co.,Ltd. |
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