CN101898417A - Turning-over device - Google Patents
Turning-over device Download PDFInfo
- Publication number
- CN101898417A CN101898417A CN2010101826665A CN201010182666A CN101898417A CN 101898417 A CN101898417 A CN 101898417A CN 2010101826665 A CN2010101826665 A CN 2010101826665A CN 201010182666 A CN201010182666 A CN 201010182666A CN 101898417 A CN101898417 A CN 101898417A
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- China
- Prior art keywords
- thin plate
- plate end
- packing ring
- turnup
- cylinder
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- Tyre Moulding (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
The invention provides a kind of turning-over device, it can prevent that the fold back portion of tubular rubber sheet from producing fold or inflating bad.Outer circumferential side at cylinder (12) keeps tubular rubber sheet (2).The packing ring location division (13) that thin plate end (2a) and packing ring (3) are kept is set in the end of cylinder (12).The turnup roller (14) that the thin plate end (2a) that packing ring location division (13) are kept is launched and turned back is set.Be provided with thin plate end (2a) is pressed pressure roller (16) by being pressed on the turnup roller (14).Make by pressure roller (16) with the direction of the central axes of cylinder (12) on move freely.To pressing pressure roller (16) to turnup roller (14) side pretension.Utilize turnup roller (14) and keep by pressure roller (16) clamping thin plate end (2a).Thin plate end (2a) is being kept the state of expansion till fully turning back.
Description
Technical field
The present invention relates to a kind of turnup (turn up) device, the air spring that it is for example used at the truck bus, during the half finished rubber of the tubular before making vulcanization forming (below be called the cartridge type rubber) moulding, be used for the end frame of tubular rubber sheet is gone up and turned back at packing ring (bead).
Background technology
Usually, for the air spring that is installed on the truck bus, when making its tubular rubber 1 moulding, by with 2 of tubular rubber sheets on packing ring 3 and turn back, thereby realize the reinforcement (with reference to Fig. 4) of end.
In tubular rubber thin plate 2 turns back, adopt the turning-over device of air bag (bladder) mode for example shown in Figure 5 sometimes.In Fig. 5, the first half illustrates the state before air bag injects air pressure, and the latter half illustrates the state that injects the air pressure way.
In the turning-over device of Fig. 5, by making the spherical compression set of rubber is that hole enlargement is expanded from the inboard with air bag 6, make packing ring location (beadlock) portion 5 hole enlargements at the place, end that is arranged on cylinder 4, thereby make the thin plate end hole enlargement of the tubular rubber sheet 2 in cylinder 4 outsides, form the outer circumferential side that packing ring 3 is configured in this thin plate end simultaneously.Then, by injecting air pressure with air bag 7, turn back with air bag 7 thin plate end of tubular rubber sheet 2 from the inboard expansion and turn back thereby utilize to turning back.
In addition, also can adopt the turning-over device shown in Fig. 6 (a) and (b), it makes the tubular rubber sheet 2 of relative path also can turn back, and along circumferentially a plurality of turnup arms 8 being set, utilizes the turnup roller 9 of flip-arm front end to make thin plate end turn back (with reference to patent documentation 1).
Below, the action of the turning-over device of Fig. 6 (a) and (b) is described.At first, turnup arm 8 launches the 3 more close distolateral parts of the ratio packing ring in the tubular rubber sheet 2 from the inboard.Thus, thin plate end becomes frame on the outer surface of turnup arm 8 and the state (Fig. 6 (a)) that launches.Then, move to center side along direction by turnup arm 8, thereby the thin plate end that is unfolded is pushed by turnup roller 9 with the central axes of tubular rubber sheet 2.Thus, on one side thin plate end is left turnup arm 8 and overturn,, and be folded back (Fig. 6 (b)) in the mode of frame on packing ring 3 Yi Bian utilize its restoring force to carry out undergauge from the state that launches.
Patent documentation 1: TOHKEMY 2004-345162 communique (paragraph sequence number 0024,0029,0030, Fig. 5, Fig. 6).
Summary of the invention
Yet, in the turning-over device of Fig. 5 and Fig. 6, because the thin plate end of tubular rubber sheet turns back after utilizing turnup roller etc. radially outwards to launch, so, thin plate end is before fully turning back, owing to its elastic force attempts radially inwardly to restore from the state that launches.The recovery of this thin plate end is accompanied by incomplete turning back, and might cause the fold back portion of tubular rubber sheet to produce fold or inflate bad.
The objective of the invention is to, provide a kind of fold back portion of tubular rubber sheet that can prevent to produce fold or inflate bad turning-over device.
To achieve these goals, turning-over device involved in the present invention is used for thin plate end frame with the tubular rubber sheet on packing ring and turn back laterally, and it has: cylinder, and it keeps the tubular rubber sheet at outer circumferential side; The packing ring location division, it is arranged at the end of this cylinder, keeps thin plate end and packing ring at outer circumferential side; And the turnup roller, it is from the outer circumferential side of packing ring location division and the inboard of thin plate end, outwards moves along the radial direction of cylinder, and thin plate end is launched, and, move to center side along direction with the central axes of cylinder, thin plate end is turned back.
In addition, press pressure roller in the outer circumferential side setting of packing ring location division, its with thin plate end by being pressed on the turnup roller, so that thin plate end is kept deployed condition until folded back position.Should can move freely along direction by pressure roller with the central axes of cylinder, and to turnup roller side pretension, on one side can allow the turnup roller to the cylindrical center side shifting, Yi Bian push thin plate end.
According to said structure, since by pressure roller with thin plate end by being pressed on the turnup roller, so thin plate end keep by the turnup roller with by the pressure roller clamping, till thin plate end is fully turned back, can keep its deployed condition, thin plate end is radially inwardly restored.If after thin plate end is fully turned back, the turnup roller moves, and then thin plate end is from the turnup roller and press slippage between the pressure roller.Like this, utilize by pressure roller to thin plate end be retained to fully turn back till.
In addition, but the front end separately of the turnup arm by the turnup roller being arranged on the swing of a plurality of free liftings, a plurality of turnup arms are hinged on the arm supporter that moves freely along direction with the central axes of cylinder around, make it thin plate end outwards be launched with radial rising swing, and, under this rising posture, make the arm supporter, thereby thin plate end can be turned back to the cylindrical center side shifting.
According to this structure, use the simple structure on every side that only the turnup arm is hinged on the arm supporter, the turnup roller is outwards moved along the radial direction of cylinder, and move to center side, thereby thin plate end is turned back along direction with the central axes of cylinder.In addition, also can utilize by the arm that the turnup roller is arranged at polylinker make roller the radial direction of cylinder and with the direction of central axes on move and wait other structure, the turnup roller moved and make thin plate end turn back.
In addition, also can be with the packing ring location division along circumferentially being divided into a plurality of packing ring positioning sections, so that thin plate end can hole enlargement, in this packing ring positioning section, the holding section is set, it engage with the turnup roller when making the thin plate end hole enlargement, thereby the rising of turnup roller is swung.
According to this structure, by making the hole enlargement of packing ring location division, can be corresponding and make the thin plate end hole enlargement of tubular rubber sheet with the intended shape such as tubular rubber of air spring, and keep packing ring at outer circumferential side reliably.And, engage with the turnup arm by the holding section that makes the packing ring positioning section, thereby can be the mechanism that is used to make turnup arm rising swing the packing ring positioning section double as that constitutes the packing ring location division.
In addition, also can be provided for making the driving body of packing ring location division hole enlargement, form circular cone dignity at the side face of this driving body, so that move on the direction of the central axes of this driving body one edge and cylinder, on one side with respect to the slip of packing ring location division and make its hole enlargement.
According to this structure,, just can make the hole enlargement stably of packing ring location division by only adopting the simple structure that circular cone dignity is slided with respect to the packing ring location division.In addition, also can air bag be set by the inboard in the packing ring location division and inject other structures such as air pressure, make the hole enlargement of packing ring location division.
In addition, rubber etc. directly can be wound on cylinder around and make the moulding of tubular rubber sheet, but also the tubular rubber sheet of other moulding can be configured in cylinder around.In the case, if but edge, cylinder hole enlargement ground circumferentially is divided into a plurality of parts, then by making the cylinder undergauge, can easily insert the tubular rubber sheet of other moulding, then, by making the cylinder hole enlargement, thereby can make its outer peripheral face closely attach the tubular rubber sheet and keep.
In addition, also the external diameter of cylinder can be set in the scope of 150mm～300mm, the tubular rubber sheet that is used to have the internal diameter of this scope turns back.Under the situation of external diameter less than 150mm of cylinder, be difficult to dispose various parts such as packing ring positioning section, surpass under the situation of 300mm at the external diameter of cylinder, when the tubular rubber sheet was turned back, the temporary transient thin plate end of launching was difficult to restore.
The effect of invention
As noted above, according to the present invention because be provided be used for thin plate end by be pressed on the turnup roller by pressure roller, so till thin plate end is fully turned back, can keep the deployed condition of thin plate end.Thus, can prevent from that the tubular rubber sheet is incomplete to turn back, thereby the fold back portion that prevents the tubular rubber sheet produces fold and inflation is bad.
Description of drawings
Fig. 1 is the profilograph of turning-over device involved in the present invention, and the first half is represented the state before the turnup arm rises, and the latter half is represented the state after the turnup arm rises.
Fig. 2 is the profilograph of turning-over device, and the first half and Fig. 1 represent the state before the turnup arm rises in the same manner, and the latter half is represented the state of turnup arm in moving.
Fig. 3 is the schematic diagram that the expression thin plate end is turned back.
Fig. 4 is the profilograph of tubular rubber.
Fig. 5 is the profilograph of existing turning-over device.
Fig. 6 be existing other turning-over devices want portion's profilograph.
The explanation of label
1 tubular rubber
2 tubular rubber sheets
The 2a thin plate end
3 packing rings
10 turning-over devices
12 cylinders
13 packing ring location divisions
14 turnup rollers
15 turnup arms
16 press pressure roller
17 packing ring positioning sections
20 driving bodies
22 circular cone bodies
25 arm supporters
27 holding sections
31 leading axles
35 springs
The specific embodiment
Below, use accompanying drawing that the mode that is used to implement turning-over device involved in the present invention is described.
Turning-over device 10 for example is used for the moulding of the tubular rubber 1 of the air spring used at the truck bus, thin plate end 2a frame when carrying out hole enlargement of tubular rubber sheet 2 is outwards turned back at packing ring 3, turning-over device 10 has: axle 11, the skeleton of its constituent apparatus; Cylinder 12, its outer circumferential side keeps tubular rubber sheet 2; Packing ring location division 13 that can free hole enlargement, it is arranged at the end of cylinder 12, keeps thin plate end 2a and packing ring 3 at outer circumferential side; A plurality of turnup rollers 14, they the radial direction of cylinder 12 and with the direction of central axes on move, be used to make thin plate end 2a to turn back; A plurality of turnup arms 15, they move turnup roller 14; And press pressure roller 16, when it turns back thin plate end 2a at turnup roller 14, with thin plate end 2a by being pressed on the turnup roller 14 to keep.
Being configured to of packing ring location division 13, along circumferentially being divided into a plurality of packing ring positioning sections 17, with above-mentioned a plurality of packing ring positioning sections 17 be arranged on axle 11 around.The base end part of each packing ring positioning section 17 is hinged via the end that accessory 18 and joint pin 19 and cylinder 12 are installed.This packing ring location division 13 makes packing ring positioning section 17 rise swing by driving body 20 and its front is carried out hole enlargement.
Outer surface at packing ring positioning section 17 is formed with the packing ring locating slot 23 of accommodating maintenance packing ring 3.When making the thin plate end 2a hole enlargement that is positioned at outer circumferential side in 13 hole enlargements of packing ring location division, packing ring locating slot 23 is accommodated the packing ring 3 in the outside that remains in thin plate end 2a.
And, in the outer surface of packing ring positioning section 17, be formed with roller accepting groove 24 in the front of packing ring locating slot 23.Roller accepting groove 24 is accommodated turnup roller 14 till packing ring location division 13 makes thin plate end 2a hole enlargement, make turnup roller 14 be positioned at the inboard of thin plate end 2a.
The base end part of turnup arm 15 be hinged on via joint pin 26 tubular arm supporter 25 around.Be formed with curved surface 28 on the inner surface of turnup arm 15, it engages with the holding section 27 of the leading section that is arranged at packing ring positioning section 17.In addition, spring 29 is installed in turnup arm 15, so that connect between the adjacent turnup arm 15.
When making thin plate end 2a hole enlargement in packing ring location division 13, this turnup arm 15 engages with the holding section 27 of packing ring positioning section 17, on one side extension spring 29 swing of rising on one side, 13 when restoring in the packing ring location division, utilizes the restoring force closure of spring 29.
Be disposed at the outer circumferential side of packing ring location division 13 by pressure roller 16, be used for thin plate end 2a is pushed turnup roller 14 at the outer circumferential side that is positioned at packing ring location division 13.Should can be installed in roller by pressure roller 16 with rotating freely and keep on the body 30, this roller keeps body 30 can be installed on the many leading axles 31 that are provided with abreast with axle 11 with being free to slide.
Leading axle 31 is bolted on the gripper shoe 32 in the outside, end that is disposed at cylinder 12 via installing plate 33, protrudes from the outside of packing ring location division 13.This leading axle 31 can be corresponding with the outside dimension after the thin plate end 2a hole enlargement of tubular rubber sheet 2 and adjust the position of radial direction, so that it is relative with turnup roller 14 to press pressure roller 16.In addition, the size of the medium pore 34 of gripper shoe 32 is set at and allows cylinder 12 hole enlargements.
Be provided with at the periphery of leading axle 31 roller is kept the spring 35 of body 30 to turnup roller 14 side pretensions, be provided with the block 36 that restrict rollers keeps body 30 to come off at the front end of leading axle 31.
Thus, by pressure roller 16 form with the direction of the central axes of cylinder 12 on move freely, allow that turnup roller 14 moves to the center side of cylinder 12, simultaneously with thin plate end 2a by being pressed on the turnup roller 14, thereby keep the deployed condition of thin plate end 2a, till thin plate end 2a being turned back by turnup roller 14.
Below, the process of turning back in the end that makes the tubular rubber sheet is described.At first, utilize cylinder to make cylinder 12, form the state of cylinder 12 undergauges along the approaching axle 11 of each dividing body of circumferentially cutting apart.In addition, driving body 20 is moved to the direction of leaving cylinder 12, utilize the state of restoring force formation packing ring location division 13 undergauges of spring 21.In addition, arm supporter 25 is moved to the direction of leaving cylinder 12, and utilize the restoring force of spring 29 to make turnup arm 15 closures.At this moment, become state in the roller accepting groove 24 that turnup roller 14 is accommodated in packing ring positioning section 17.
Under this state, dispose the tubular rubber sheet 2 of other moulding at the outer circumferential side of cylinder 12, make its end from cylinder 12 begin to coat cylinder 12 with the position opposition side that packing ring location division 13 is set.Then, utilize cylinder that each dividing body of cylinder 12 is moved to the direction of leaving axle 11, and make cylinder 12 hole enlargements.By making cylinder 12 hole enlargements, make the outer peripheral face of cylinder 12 closely attach tubular rubber sheet 2 and keep (with reference to the first half of Fig. 1 and Fig. 2).At this moment, thin plate end 2a remains on the outer circumferential side of packing ring location division 13, is housed in the inboard that turnup roller 14 in the roller accepting groove 24 is positioned at thin plate end 2a.
Then, shown in the latter half of Fig. 1,, make its from cylinder 12 and end position opposition side that packing ring location division 13 is set, pass the outside of cylinder 12 at the ring spacer 3 that the configuration of the outside of packing ring locating slot 23 forms separately.Then, utilize cylinder etc. make driving body 20 along axle 11 with the direction of central axes on move to the center side of cylinder 12.Like this, the circular cone dignity of circular cone body 22 is slided with respect to the inner surface of packing ring positioning section 17, and circular cone body 22 is pressed into the inboard of packing ring location division 13 simultaneously.Like this, packing ring positioning section 17 is that swing at the center with joint pin 19, makes the front hole enlargement of packing ring location division 13.
If the front end of packing ring location division 13 carries out hole enlargement, the thin plate end 2a of tubular rubber sheet 2 that then closely is attached to its outer circumferential side is by hole enlargement, and packing ring 3 is accommodated across thin plate end 2a and remained in the packing ring locating slot 23.And in the front end hole enlargement of packing ring location division 13, the turnup arm 15 that engages with the holding section 27 of packing ring positioning section 17 rises and swings, and turnup roller 14 is across thin plate end 2a and press pressure roller 16 butts.
Shown in the latter half of Fig. 2, by utilize cylinder etc. make arm supporter 25 with the direction of the central axes of cylinder 12 on move, thereby turnup arm 15 moves, the turnup roller 14 of its leading section is deviate from from roller accepting groove 24.Then, move by making arm supporter 25, turnup roller 14 opposing is arranged at the pretightning force that roller keeps the spring 35 between body 30 and the installing plate 33, will by pressure roller 16 push back on one side and move on one side, thin plate end 2a is outwards turned back in the mode of frame on packing ring 3.
At this, the situation that thin plate end 2a is folded back describes.At first, shown in Fig. 3 (a), by turnup roller 14 across thin plate end 2a with press pressure roller 16 butts, thereby thin plate end 2a is by being held by being pressed on the turnup roller 14, being clamped between the two by pressure roller 16.
Shown in Fig. 3 (b), by turnup arm 15 with the direction of the central axes of cylinder 12 on move to direction near cylinder 12, thereby the turnup roller 14 of its leading section with the direction of the central axes of cylinder 12 on, on one side will push back on one side by pressure roller 16 and move.At this moment, thin plate end 2a keeps being rolled roller 14 along the flared state of radial direction, and thin plate end 2a frame is on packing ring 3 and outwards turn back.In addition, owing to thin plate end 2a is rolled roller 14 and keeps by pressure roller 16 clampings, thus can inwardly not restore along radial direction, but keep launching and turning back.Thus, can prevent from not exclusively to turn back the fold back portion that causes fold or inflate bad.
Shown in Fig. 3 (C), if turnup roller 14 with the direction of the central axes of cylinder 12 on move with center side that packing ring 3 is compared to cylinder 12, thin plate end 2a is fully turned back, then the ora terminalis of thin plate end 2a passes turnup roller 14 and by between the pressure roller 16.Because after the ora terminalis of thin plate end 2a passes, be disengaged by turnup roller 14 with by the maintenance of 16 couples of thin plate end 2a of pressure roller, so inwardly shrinking along radial direction by its restoring force, thin plate end 2a turns back.
Then, arm supporter 25 is moved to the direction of leaving cylinder 12, avoid thin plate end 2a, the stitching pressing fold back portion of utilizing the roller by lactoprene etc. to constitute.Then, driving body 20 is moved to the direction of leaving cylinder 12, utilize the restoring force of spring 21 to make packing ring location division 13 undergauges.In these packing ring location division 13 undergauges, utilize the restoring force of spring 29 to make turnup arm 15 closures that fasten with packing ring location division 13, turnup roller 14 is housed in the roller accepting groove 24 of packing ring positioning section 17.In addition, utilize cylinder to make, make cylinder 12 undergauges, from cylinder 12 tubular rubber sheet 2 is taken off, thereby finish turning back of tubular rubber sheet 2 along the close axle 11 of each dividing body of the cylinder of circumferentially cutting apart 12.
In addition, the present invention is not limited to above-mentioned embodiment, can suitably change within the scope of the invention.For example,, also can substitute spring 35, and utilize other the elastomer or the pretightning force of magnetic force etc. to carry out pretension for pressing pressure roller 16.In addition, for turnup arm 15, also can make its not with the hole enlargement interlock of packing ring location division 13, but the swing of rising in addition.In addition, for packing ring location division 13, also can replace the circular cone body 22 of driving body 20 and use air bag etc. to carry out hole enlargement.
Claims (4)
1. turning-over device, it is used for thin plate end frame with the tubular rubber sheet on packing ring and outwards turn back,
It is characterized in that having:
Cylinder, its outer circumferential side keep described tubular rubber sheet;
The packing ring location division, it is arranged at the end of this cylinder, keeps described thin plate end and packing ring on outer circumferential side; And
The turnup roller, it is from the outer circumferential side of this packing ring location division and the inboard of thin plate end, outwards moves along the radial direction of cylinder, and thin plate end is launched, and moves to center side along the direction with the central axes of cylinder, and thin plate end is turned back,
Pressure roller is pressed in outer circumferential side setting in described packing ring location division, its with thin plate end by being pressed on the turnup roller, so that thin plate end is kept the state of expansion till being folded back, should be set to by pressure roller, with the direction of the central axes of described cylinder on move freely, and by to turnup roller side pretension, allowing that the turnup roller pushes thin plate end in the cylindrical center side shifting.
2. turning-over device according to claim 1 is characterized in that,
But described turnup roller is arranged on the front end place separately of the turnup arm of a plurality of free lifting swings, described a plurality of turnup arm be hinged on the arm supporter that moves freely along direction with the central axes of described cylinder around, with radial rising swing thin plate end is outwards launched, and, under this rising posture, make described arm supporter to the cylindrical center side shifting, thus, thin plate end is turned back.
3. turning-over device according to claim 1 and 2 is characterized in that,
Described packing ring location division is along circumferentially being divided into a plurality of packing ring positioning sections, and can make the thin plate end hole enlargement, this packing ring positioning section is provided with the holding section, and it engages with described turnup arm when making the thin plate end hole enlargement, described turnup arm is risen swing.
4. turning-over device according to claim 3 is characterized in that,
Be provided for making the driving body of described packing ring location division hole enlargement, the side face of this driving body forms circular cone dignity, so that when moving along the direction with the central axes of cylinder, with respect to sliding and make its hole enlargement in the packing ring location division.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009127166A JP2010274457A (en) | 2009-05-27 | 2009-05-27 | Turn-up device |
| JP2009-127166 | 2009-05-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101898417A true CN101898417A (en) | 2010-12-01 |
| CN101898417B CN101898417B (en) | 2014-06-25 |
Family
ID=43224500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010182666.5A Expired - Fee Related CN101898417B (en) | 2009-05-27 | 2010-05-21 | Turning-over device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2010274457A (en) |
| CN (1) | CN101898417B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103521572A (en) * | 2012-07-05 | 2014-01-22 | 波音公司 | Method and apparatus for forming an angled flange |
| CN114012453A (en) * | 2021-11-09 | 2022-02-08 | 上海巴洛特新材料研究有限公司 | Intelligent manufacturing system of metal composite curtain wall board |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103831909B (en) * | 2014-03-12 | 2016-04-13 | 湛江市伟达机械实业有限公司 | Automatic crepe machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004345162A (en) * | 2003-05-21 | 2004-12-09 | Toyo Tire & Rubber Co Ltd | Cylindrical green molding apparatus |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU380475A1 (en) * | 1970-12-25 | 1973-05-15 | Авторы изобретени | METHOD FOR PROCESSING AIR TILES |
-
2009
- 2009-05-27 JP JP2009127166A patent/JP2010274457A/en not_active Withdrawn
-
2010
- 2010-05-21 CN CN201010182666.5A patent/CN101898417B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004345162A (en) * | 2003-05-21 | 2004-12-09 | Toyo Tire & Rubber Co Ltd | Cylindrical green molding apparatus |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103521572A (en) * | 2012-07-05 | 2014-01-22 | 波音公司 | Method and apparatus for forming an angled flange |
| CN114012453A (en) * | 2021-11-09 | 2022-02-08 | 上海巴洛特新材料研究有限公司 | Intelligent manufacturing system of metal composite curtain wall board |
| CN114012453B (en) * | 2021-11-09 | 2024-03-19 | 上海巴洛特新材料研究有限公司 | Intelligent manufacturing system of metal composite curtain wall plate |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2010274457A (en) | 2010-12-09 |
| CN101898417B (en) | 2014-06-25 |
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Granted publication date: 20140625 Termination date: 20160521 |