CN201288132Y - Automatic molding machine for spiral tube - Google Patents
Automatic molding machine for spiral tube Download PDFInfo
- Publication number
- CN201288132Y CN201288132Y CNU2008201634023U CN200820163402U CN201288132Y CN 201288132 Y CN201288132 Y CN 201288132Y CN U2008201634023 U CNU2008201634023 U CN U2008201634023U CN 200820163402 U CN200820163402 U CN 200820163402U CN 201288132 Y CN201288132 Y CN 201288132Y
- Authority
- CN
- China
- Prior art keywords
- glass tubing
- heating container
- cradle
- inlet pipe
- frame
- 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.)
- Expired - Fee Related
Links
- 238000000465 moulding Methods 0.000 title description 6
- 239000011521 glass Substances 0.000 claims abstract description 60
- 238000010438 heat treatment Methods 0.000 claims abstract description 51
- 210000003128 Head Anatomy 0.000 claims description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 210000000214 Mouth Anatomy 0.000 claims description 12
- 241000040710 Chela Species 0.000 claims description 8
- 230000005484 gravity Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000007493 shaping process Methods 0.000 abstract description 2
- 210000001847 Jaw Anatomy 0.000 abstract 1
- 230000000875 corresponding Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000037250 Clearance Effects 0.000 description 1
- 210000004279 Orbit Anatomy 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000035512 clearance Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000006059 cover glass Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000018984 mastication Effects 0.000 description 1
- 238000010077 mastication Methods 0.000 description 1
- 230000001737 promoting Effects 0.000 description 1
- 230000000630 rising Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Abstract
The utility model relates to a manufacture facility of energy-saving lamp tube, which tends to resolve the technical problem that shaping devices of spiral energy-saving lamp tube have characteristics of high yield, good quality and high automation level. The technical proposal is that the top center of a frame body is provided with a heater box for heating glass tubes, the lower portion of the heater box is provided with a tube entering groove corresponding to the diameters of the glass tubes; a rotary mould head, driven by a lifting mechanism, is vertically positioned at the lower side of the heater box, and moves up or down while rotating; a tube entering frame and a feed frame, arranged at the left of the heater box, are used for sending the ordered-arranged glass tubes into the heater box to heat; a gripping mechanism with jaw is mounted at the right of the heater box; two tube clamping mechanisms, arranged at the front and the back sides of the frame body, are respectively positioned on two sliding pairs, and are driven by a straight motion mechanism to implement symmetrical straight line slip.
Description
Technical field
The utility model relates to a kind of producing apparatus of energy-saving lamp tube, especially the molding device of volution energy-saving lamp tube.
Background technology
The volution electricity-saving lamp meets the trend of current social energy-saving and environmental protection because luminous efficiency height, plurality of advantages such as energy-conservation, and range of application has also obtained unprecedented expansion.
The molding procedure of volution energy-saving lamp tube is that the glass straight tube is heated to soft state, is enclosed within the work in-process fluorescent tube (shown in Figure 1) that twists helically shaped on the mould then; Just can enter next process afterwards and continue processing.
The work in-process lamp tube formation of the volution electricity-saving lamp of domestic production at present is substantially by manually finishing; Because adopt manual bending, thereby qualification rate not high (having only about 90%), production efficiency is also low; In addition, owing to be the high temperature production environment, labor condition is relatively poor, causes production cost to be difficult to descend.
The utility model content
The purpose of this utility model is the deficiency that overcomes the above-mentioned background technology, and a kind of molding device of volution energy-saving lamp tube is provided, and this equipment should have yield rate height, quality is good, level of automation is high characteristics.
The utility model has adopted following technical scheme:
The helical lampl automatic molder, the heating container of a heating glass pipe is equipped with in the middle part of frame top, and the Lower Half of heating container is shaped on an inlet pipe groove that adapts with the Glass tubing caliber; A rotating die head is vertically being located by the bottom of heating container, and die head is driven by a lifting mechanism, moves upward or downward when rotating; The left side of heating container is inlet pipe frame and cradle, is used for that the Glass tubing of ordered arrangement is sent into heating container successively and heats; The right side of heating container is the mechanism that folds up that chela is housed, so that unload the helical lampl of putting after the moulding; Respectively there is a clamp mechanism on the both sides, front and back of frame, are used to stop up the two ends mouth of pipe that also clamping is heated Glass tubing; Two clamp mechanisms also are positioned at two slips respectively and pay, and do symmetric straight line slippage by straight-line motion mechanism drive, so that twist the heating glass pipe that drops on the die head helically shaped when die head rotates.
Described inlet pipe groove up extends along the both sides Lower Half from the bottom surface of heating container, the length of heating container is less than Glass tubing, make that the two ends of the Glass tubing outlet that can overhang is outer and by the cradle clamping and to lift, embed the middle part heating of heating container with middle part Glass tubing.
Described inlet pipe frame comprises at least two channel-section steels that are arranged in parallel and keeps forward down heeling condition, the opening of channel-section steel in opposite directions and right so that the two ends of Glass tubing are ordered about to front slide by gravity after embedding in the groove of channel-section steel; The front end of inlet pipe frame is being arranged two groups of blanking bars that driven by cylinder respectively, and two groups of blanking bars move in turn so that the Glass tubing of letting pass enters on the cradle at every turn.
Described cradle comprises at least two down hack levers of heeling condition that are arranged in parallel and keep forward, and the front end of hack lever is shaped on the location hook that is bent upwards, so that the Glass tubing that the inlet pipe frame is put into enters the location hook location; Cradle also is fixed on the feed mechanism that cylinder forms, and heats so that the Glass tubing on the location hook accurately enters in the inlet pipe groove of heating container.
Described two clamp mechanisms are being carried by a delivery mechanism respectively and are moving, make in two clamp mechanisms fold up cover simultaneously respectively accurately clamping stretch out the two ends mouth of pipe of the Glass tubing of heating container outside, and make and fold up cover intermediary charging connector and insert in the mouth of pipe of Glass tubing and inflate.
The horizontal plane projection of described two tracks in paying that slide is linked to be a straight line, and track rises from two side direction intermediate, inclined.
Straight-line motion mechanism in the described clamp mechanism is a pinion and rack.
Describedly fold up the leverage that mechanism is an air cylinder driven.
Working process of the present utility model is: a plurality of Glass tubings that are cut into fixed length are put into to be behind the inlet pipe frame by operator and are arranged in parallel; Two groups of blanking bars move at every turn in turn, and Glass tubing of clearance enters cradle; The Glass tubing that enters cradle falls into the location hook of hack lever front end after the hack lever pole face that tilts rolls; Cradle is driven by the cylinder in the feed mechanism, the Glass tubing of institute's holding is moved horizontally to the bottom surface of heating container earlier, rise then the middle part of Glass tubing inserted in the inlet pipe groove of heating container and heat (two ends of Glass tubing still are exposed at the outside of heating container and by the cradle holding), the bottom gate of heating container is closed subsequently to keep the temperature inside the box; Then, two clamp mechanisms are being carried by a delivery mechanism respectively and are doing to rise and tangential movement, make in two clamp mechanisms fold up cover simultaneously respectively accurately clamping stretch out the two ends mouth of pipe of the Glass tubing of heating container outside, and cradle turns back to zero position with regard to descending after giving clamp mechanism with Glass tubing, removes to receive the next Glass tubing that inlet pipe frame blanking bar is put into.After satisfying heat-up time, the gate of heating container bottom is opened, and clamp mechanism is being with heated Glass tubing together to descend, and the interlude of Glass tubing is dropped in the vertical groove of die head; And then die head rises while rotating, and the clamp mechanism that while pinion and rack traction both sides is at the uniform velocity drawn close to die head along the track on being tilted to; Just embedded in the spirality groove on the die head periphery by the Glass tubing of hot mastication, a little time just cooling and shaping become the work in-process fluorescent tube; After this fold up two chelas in the mechanism are clamped the work in-process fluorescent tube from both sides two mouth of pipe ends, the cover that folds up in the clamp mechanism is thrown off the back from two mouths of pipe of work in-process fluorescent tube and is moved away to both sides, while then die head reverses and descends and the helicoidal surface of work in-process fluorescent tube is rotating disengagement and getting back to zero position; Fold up two chelas in the mechanism at last and also by the cylinder traction and unclamp after moving horizontally backward and get back to original position, the work in-process fluorescent tube just is released and drops on the pallet, and a work in-process fluorescent tube is promptly finished; And then the making of next work in-process fluorescent tube begins, so repeatedly circulation.
The beneficial effects of the utility model are: owing to adopt machinofacture, not only the quality of finished product obviously improves (qualification rate improves more than 5%), energy-saving effect is (more energy-conservation more than 40% than making by hand) significantly, and production efficiency significantly improves, and working environment of operating personnel is greatly improved; Thereby has a wide promotion prospect.
Description of drawings
Fig. 1 is the structure enlarged diagram of work in-process fluorescent tube.
Fig. 2 is a main TV structure synoptic diagram of the present utility model.
Fig. 3 is a right TV structure synoptic diagram of the present utility model.
Fig. 4 is that the A at inlet pipe frame position among Fig. 2 is to structural representation.
Fig. 5 is the inlet pipe frame among Fig. 2 and the plan structure synoptic diagram of cradle.
Fig. 6 is the B portion structure for amplifying synoptic diagram among Fig. 2.
Fig. 7 is the C portion structure for amplifying synoptic diagram among Fig. 3.
Fig. 8 is the structure for amplifying synoptic diagram of the die head among Fig. 3.
Fig. 9 is the structure for amplifying synoptic diagram of work in-process fluorescent tube when rolling on die head.
Figure 10 is the structure for amplifying synoptic diagram that folds up mechanism among Fig. 2.
Embodiment
As shown in the figure: the helical lampl automatic molder, the heating container 23 of a heating glass pipe 2 is equipped with in the middle part at frame 21 tops, and the Lower Half of heating container is shaped on an inlet pipe groove 23-1 who adapts with the Glass tubing caliber; This inlet pipe groove passed through the bottom surface of whole heating container, and up extended to the heating container middle part along two sides from the bottom surface of heating container; The length of heating container is less than Glass tubing, makes that the two ends of the Glass tubing outlet that can overhang is outer and by the cradle clamping and to lift, and embeds the middle part heating of heating container with the middle part with Glass tubing.
A rotating die head 25 (shown in Figure 8) is vertically being located by the bottom of heating container, and the periphery of die head is shaped on and the matched spiral slot 25-2 of Glass tubing, and the top also is shaped on and the matched straight trough 25-1 of Glass tubing; Die head is driven by a lifting mechanism, moves upward or downward when rotating; This lifting mechanism is a screw body of vertically arranging: nut is fixed on the support, the periphery of main shaft 47 is shaped on the outside screw 47-1 that matches with nut, the main shaft top is being fixed the die head seat that is comprising die head 25 and (is being equipped with in the die head seat die head 25 pre-heated electricradiators 26, making Glass tubing bend Shi Buhui cools off in advance), the output shaft of motor 44 by synchronously with 45 with main shaft 47 on belt wheel 37 engagement; After motor rotated, main shaft was just with die head rise while rotating (the key 47-1 on the main shaft is sliding in the keyway of belt wheel 37 and rising simultaneously).
The left side of heating container is inlet pipe frame 3 and cradle 31, is used for the heating container of sending into successively of ordered arrangement Glass tubing is heated; Described inlet pipe frame comprises at least two channel-section steels that are arranged in parallel and keeps forward down heeling condition, and the opening of channel-section steel so that the two ends of Glass tubing embed in the groove of channel-section steel, is then ordered about to front slide by gravity in opposite directions and right; The front end of inlet pipe frame is being arranged two groups of blanking bars, and every group of blanking bar 30-1 is respectively by promoting on the cylinder 30 driven wheels flow direction separately, so that the Glass tubing of letting pass enters on the cradle at every turn.
Described cradle comprises at least two down hack levers of heeling condition that are arranged in parallel and keep forward, the rear end of hack lever and inlet pipe frame join, the front end of hack lever is shaped on the location hook that is bent upwards, to receive the Glass tubing that the inlet pipe frame puts into and to make it enter the location hook location; Cradle also is fixed on the feed mechanism of cylinder composition, earlier cradle is moved horizontally the bottom surface that the Glass tubing that makes institute's holding moves to heating container during work by horizontal air cylinder 32, vertical cylinder 34 rise and the middle part of the Glass tubing of institute's holding accurately inserted in the inlet pipe groove of heating container heat (cylinder 29 starts the gate 24 of heating container bottom is closed afterwards, to improve and keep the temperature inside the box) then.
Respectively there is a clamp mechanism on the both sides, front and back of frame, two clamp mechanisms are being carried by a delivery mechanism respectively and are moving, make in two clamp mechanisms fold up cover simultaneously respectively accurately clamping be arranged in the two ends mouth of pipe of the Glass tubing of heating container, and make and fold up cover intermediary charging connector and insert in the mouth of pipe of Glass tubing and inflate.Fig. 7 has shown the structure (two clamp mechanism structure are identical, and symmetric arrangement is also worked, thereby the clamp mechanism on the right side that is blocked among Fig. 3 does not give demonstration simultaneously) of the clamp mechanism in left side; Clamp mechanism is positioned at lifting shaft 14 tops, the lifting shaft 14 of vertical cylinder 16 drives clamp mechanism and rises to appropriate position earlier during by work, stretch then and draw cylinder 7 actions to make the cover 9 that folds up in the clamp mechanism protract, clamp cylinder 6 restart will fold up cover insert the mouth of pipe (two fold up after cover Glass tubing from two end supports, and cradle is just driven toward moving by cylinder and gets back to zero position) of Glass tubing in the other direction.
Two clamp mechanisms also are positioned at two slips respectively and pay, and drive by a straight-line motion mechanism and to do symmetric straight line slippage, so that when die head rotates, make the heating glass that drops on the die head tubular helically shaped (among Fig. 7 as can be known, clamp mechanism is positioned to slide by surface bearing 10 and pays, and the rotation that makes clamp mechanism can follow die head turns an angle around vertical line).Show among Fig. 6: this slip is paid to be the channel-section steel 13 (as track) that is in tilted layout and to be embedded in bearing 11 in the channel-section steel, and channel-section steel 13 is fixed on the frame, and 11 on bearing is rotatably positioned on the supporting seat of clamp mechanism and supports all wts of clamp mechanism.Among Fig. 3 as can be known: the horizontal plane projection as the left side channel-section steel 13 of track and right side channel-section steel is linked to be straight line, and the channel-section steel of both sides all tilts to rise to form the slope from both sides to middle part (die head); Spiral fluted gradient on the angle of inclination of channel-section steel and the die head periphery matches.
Straight-line motion mechanism in the described clamp mechanism is a pinion and rack.Among Fig. 3 as can be known: an end of tooth bar 17 links to each other with dragging plate 15 in the left side clamp mechanism, gear 46 engagement (see figure 6)s on the other end and the main shaft 47, so when main shaft 47 rotates, also drive clamp mechanism slide in orbit (left and right pinion and rack also symmetric arrangement) fully by the driven gear rack mechanism.In addition, two clutch cylinders 36 among Fig. 6 are during respectively to tooth bar 17 application of forces, the wheel and rack engagement; And when two clutch cylinders 36 shrank respectively, tooth bar 17 was not owing to be subjected to cylinder thrust, just threw off and the contacting of gear, and clamp mechanism just can slide from the slope eminence by conducting oneself with dignity, and is returned to the home position on both sides.
The right side of heating container be chela is housed fold up mechanism 43, folding up mechanism is the leverage of air cylinder driven, so that unload the helical lampl of putting after the moulding.Among Figure 10 as can be known: the following chela 43-1 that folds up in the mechanism fixes, and last chela 43-2 is hinged on the leverage, folds up cylinder 41 action, moves by chela 43-2 cylinder rod 41-1 drives in, just carries out the action of clamping or release work in-process fluorescent tube.And fold up advancing and retreating of mechanism, then driving and the sliding sleeve 40 that folds up mechanism is housed on slide shaft 39, is moving and finish by cylinder 28.
In addition, also be provided with new line mechanism in the described clamp mechanism; Among Fig. 7 as can be known: down shrink piston rod after cylinder in this mechanism 5 starts, make to be equipped with to fold up cover 9 portable plate and rotate around itself and the pin joint 8 that folds up frame 12, what the Glass tubing mouth of pipe in clamping folds up cover promptly thereupon around rotating counterclockwise (right side folds up and overlaps also symmetric motion); So can more effectively hold in the palm and lift the remollescent Glass tubing that is heated.
In addition, the action of all mechanisms and Stroke Control can be obtained signal by photosignal switch or travel switch, control (pilot circuit buyable) by simple circuit; The action of each cylinder can be by the unified control of programmable logic controller (outsourcing).
Also have among the figure: controlling box 22, power supply box 27, gas holder 38.
Claims (8)
1, helical lampl automatic molder is characterized in that: the heating container (23) of a heating glass pipe (2) is equipped with in the middle part at frame (21) top, and the Lower Half of heating container is shaped on an inlet pipe groove (23-1) that adapts with the Glass tubing caliber; A rotating die head (25) is vertically being located by the bottom of heating container, and die head is driven by a lifting mechanism, moves upward or downward when rotating; The left side of heating container is inlet pipe frame (3) and cradle (31), the right side of heating container be chela is housed fold up mechanism (43), respectively there is a clamp mechanism on the both sides, front and back of frame, two clamp mechanisms also are positioned at two slips respectively and pay, and drive by a straight-line motion mechanism and to do symmetric straight line slippage, twist the heating glass pipe that drops on the die head helically shaped when die head rotates.
2, helical lampl automatic molder according to claim 1, it is characterized in that described inlet pipe groove (23-1) up extends along the both sides Lower Half from the bottom surface of heating container (23), the length of heating container is less than Glass tubing, the two ends of the Glass tubing outlet that overhangs is outer and by cradle (31) clamping and to lift, and the middle part of Glass tubing embeds the middle part heating of heating container.
3, helical lampl automatic molder according to claim 1, it is characterized in that described inlet pipe frame (3) comprises that at least two channel-section steels that are arranged in parallel also keep forward down heeling condition, the opening of channel-section steel (13) in opposite directions and right, the two ends of Glass tubing are ordered about to front slide by gravity after embedding in the groove of channel-section steel; The front end of inlet pipe frame is being arranged respectively two groups of blanking bars that driven by cylinder, and two groups of blanking bars action Glass tubing of letting pass in turn enter on the cradle.
4, helical lampl automatic molder according to claim 1, it is characterized in that described cradle (31) comprises at least two down hack levers of heeling condition that are arranged in parallel and keep forward, the front end of hack lever is shaped on the location hook that is bent upwards, and cradle also is fixed on the feed mechanism of cylinder composition.
5, helical lampl automatic molder according to claim 1, it is characterized in that described two clamp mechanisms are being carried by a delivery mechanism respectively moves, in two clamp mechanisms fold up cover respectively accurately clamping stretch out the two ends mouth of pipe of the Glass tubing of heating container outside, fold up cover intermediary charging connector and insert in the mouth of pipe of Glass tubing and inflate.
6, helical lampl automatic molder according to claim 1 it is characterized in that the horizontal plane projection of described two tracks in paying that slide is linked to be a straight line, and track rises from two side direction intermediate, inclined.
7,, it is characterized in that the straight-line motion mechanism in the described clamp mechanism is a pinion and rack according to claim 1 or 2 or 3 or 4 or 5 or 6 described helical lampl automatic molders.
8, helical lampl automatic molder according to claim 7 is characterized in that the described mechanism (43) that folds up is the leverage that cylinder drives.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201634023U CN201288132Y (en) | 2008-08-25 | 2008-08-25 | Automatic molding machine for spiral tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201634023U CN201288132Y (en) | 2008-08-25 | 2008-08-25 | Automatic molding machine for spiral tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201288132Y true CN201288132Y (en) | 2009-08-12 |
Family
ID=40979810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201634023U Expired - Fee Related CN201288132Y (en) | 2008-08-25 | 2008-08-25 | Automatic molding machine for spiral tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201288132Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104037041A (en) * | 2014-05-29 | 2014-09-10 | 浙江长兴昌盛新光源有限公司 | Lampwick column rotary conveying device |
| CN112250286A (en) * | 2020-10-23 | 2021-01-22 | 北京凯德石英股份有限公司 | Processing device for producing spiral quartz tube |
-
2008
- 2008-08-25 CN CNU2008201634023U patent/CN201288132Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104037041A (en) * | 2014-05-29 | 2014-09-10 | 浙江长兴昌盛新光源有限公司 | Lampwick column rotary conveying device |
| CN104037041B (en) * | 2014-05-29 | 2017-01-04 | 浙江长兴昌盛新光源有限公司 | Wick column's revolution conveyer device |
| CN112250286A (en) * | 2020-10-23 | 2021-01-22 | 北京凯德石英股份有限公司 | Processing device for producing spiral quartz tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: LINAN JINZHAO LIGHTING APPLIANCE CO., LTD. Free format text: FORMER OWNER: WANG XINMIN Effective date: 20090904 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090904 Address after: Zhejiang city of Ling'an province Gao Village high dawn Road nine, zip code: 311307 Patentee after: Ling'an current lighting Electric Appliance Co., Ltd. Address before: Zhejiang province Ling'an City Jincheng Street City Garden Building 17 Room 303, zip code: 311300 Patentee before: Wang Xinmin |
|
| CU03 | Correction of utility model patent gazette |
Correction item: Patentee Correct: Linan Jinchao Lighting Electrical Appliances Co.,Ltd. False: Ling'an current lighting Electric Appliance Co., Ltd. Number: 41 Page: 1119 Volume: 25 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090812 Termination date: 20140825 |
|
| EXPY | Termination of patent right or utility model |