CN205601204U - Steady voltage formula hydraulic pressure extrusion device - Google Patents
Steady voltage formula hydraulic pressure extrusion device Download PDFInfo
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- CN205601204U CN205601204U CN201620328090.1U CN201620328090U CN205601204U CN 205601204 U CN205601204 U CN 205601204U CN 201620328090 U CN201620328090 U CN 201620328090U CN 205601204 U CN205601204 U CN 205601204U
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- upset
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- frame
- entablature
- hydraulic
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Abstract
The utility model discloses a steady voltage formula hydraulic pressure extrusion device, the extrusion device includes the frame, hydraulic drive mechanism in the middle of being provided with in the frame, middle hydraulic drive mechanism is including fixing the middle standing pillar in the frame, the upper end of middle standing pillar is fixed with the entablature, the lower surface of entablature is provided with the mould, the activity is provided with the mounting panel on the middle standing pillar, pneumatic cylinder in the middle of installing on the entablature, the piston rod of middle pneumatic cylinder is fixed and be provided with the connecting rod on the upper bracket, the lower extreme of connecting rod is fixed on the mounting panel, be provided with down die head tilting mechanism on the mounting panel, just be located in the frame die head tilting mechanism's below is provided with and inhales the dressing trough down. The utility model has the characteristics of work efficiency is high, uses safelyr simultaneously.
Description
Technical field:
This utility model relates to compression mold device technical field, more specifically to a kind of type voltage regulation
Hydraulic extrusion device.
Background technology:
Extruder is a kind of pressure forming machine the most frequently used in process of manufacture, extruder one
As be made up of upper die and lower die, work when, general by hydraulic-driven by upper mold and under
Mould carries out matched moulds molding, in the course of the work, needs to overturn mould, and prior art
In mould overturn generally by complete manually, realize upset not manually
Only work efficiency is low, but also there is certain danger, extruder work of the prior art
The when of work, oil temperature is highly susceptible to the impact of surrounding, affects its oil product due to temperature
The coefficient of expansion can change, therefore cause it to be not sufficiently stable in the course of the work.
Utility model content:
The purpose of this utility model is that a kind of type voltage regulation hydraulic extrusion device of offer, and it has
Work efficiency is high, uses safer feature simultaneously, and this utility model can not only realize
Multisection type extruding also has a feature that work is more stable, and its hydraulic system service life is more
Long.
For achieving the above object, a kind of type voltage regulation hydraulic extrusion device of the present utility model, described
Pressurizing unit includes frame, and described frame is provided with middle hydraulic drive mechanism, described centre
Hydraulic drive mechanism includes the middle standing pillar being fixed in frame, and the upper end of described middle standing pillar is solid
Surely entablature, the lower surface of described entablature is had to be provided with upper mold, movable on described middle standing pillar
It is provided with installing plate, described entablature is provided with intermediate liquid cylinder pressure, described intermediate liquid cylinder pressure
Piston rod is fixed on upper bracket and is provided with connecting rod, and the lower end of described connecting rod is fixed on described installation
On plate, described installing plate is provided with lower die head switching mechanism, in described frame and be positioned at described
The lower section of lower die head switching mechanism is provided with midge groove, and the left side of middle hydraulic drive mechanism is arranged
There are left crossbeam, described left crossbeam to be connected with entablature, described left crossbeam are provided with and squeeze for the first time
Molded mechanism and the first hot briquetting mechanism, the frame of described first hot briquetting mechanism sets
It is equipped with heater, in described frame and be positioned at the both sides of described middle hydraulic drive mechanism respectively
It is provided with and movably extrudes transport platform, described extruding transport platform is provided with hoisting type unloader
Structure, described hoisting type shedding mechanism includes that erecting bed, described erecting bed are fixed on extruding transport platform
Go up and can move with it, described erecting bed being provided with fairlead, in described fairlead
Being provided with guide post movably, the top of described guide post is fixed with riser, described installation
Being additionally provided with lifting driving device on platform, described lifting driving device is connected also with described erecting bed
And it is driven by erecting bed raising and lowering, described riser is provided with hinge bar and support
Bar, the upper end thereof of described hinge bar has upset to unload charging tray, described upset unload charging tray with described
The position that strut contacts has magnetic material, and the top of described support bar is provided with Magnet, institute
Stating and be additionally provided with upset cylinder on riser, described upset is unloaded the bottom of charging tray and is provided with hinged ear
Portion, described upset is unloaded the piston rod front end of charging tray and is hinged on described hinged ear, described upset gas
The rear end of the cylinder block of cylinder is hinged on described riser, described first hot briquetting mechanism, for the first time
Extrusion body and middle hydraulic drive mechanism are respectively provided with the hydraulic cylinder of extruding, each extruding
Hydraulic cylinder is correspondingly provided with the oil feeding reservoirs of fuel feeding, described oil feeding reservoirs is provided with and adds hot oil pump,
Be provided with water cooled pipeline on described oil feeding reservoirs, described oil feeding reservoirs by add hot oil pump heating and
The cooling of water cooled pipeline makes hydraulic oil temperature control at 20-35 DEG C, the piston rod of each hydraulic cylinder
The center of front end is provided with range sensor, and described lower die head switching mechanism includes upset electricity
Machine, on a mounting board, described upset motor is connected the installation of described upset motor with trip shaft, institute
Stating and be provided with connecting portion on trip shaft, the lower end of described connecting portion is fixed with mounting blocks, described peace
On dress block, die shoe is installed, described die shoe is provided with lower mold, die shoe is provided with and joins
Re-mounting portion, the hinged balancing weight that is provided with on described counterweight installation portion, described lower mold is positioned at described
The side of trip shaft, described balancing weight is positioned at the opposite side of described trip shaft 314.
Preferred as technique scheme, described lower die head switching mechanism includes overturning motor,
Described upset motor is arranged on described installing plate, and described upset motor is connected with trip shaft, institute
Stating and be provided with connecting portion on trip shaft, the lower end of described connecting portion is fixed with mounting blocks, described peace
On dress block, die shoe is installed, described die shoe is provided with lower mold.
Preferred as technique scheme, described die shoe is provided with counterweight installation portion, institute
Stating the hinged balancing weight that is provided with on counterweight installation portion, described lower mold is positioned at the one of described trip shaft
Side, described balancing weight is positioned at the opposite side of described trip shaft.
Preferred as technique scheme, the both sides of described mounting blocks are provided with backplate.
Preferred as technique scheme, described upper bracket is provided with triangle boss.
Preferred as technique scheme, described entablature is provided with mounting bracket, described
One end of intermediate liquid cylinder pressure is fixed on entablature, and the other end is fixed in mounting bracket, described
The piston rod of intermediate liquid cylinder pressure is fixed on described upper bracket through mounting bracket.
Preferred as technique scheme, the side of described mounting bracket is provided with triangle and strengthens
Plate.
Preferred as technique scheme, described frame is provided with midge gateway, described
Midge gateway is connected with midge groove.
Preferred as technique scheme, described midge groove is the semiclosed thin-walled of upper opening
Groove.
Preferred as technique scheme, described midge groove is fixed by welding in described frame
On.
The beneficial effects of the utility model are: it is high that this utility model has work efficiency, simultaneously
Use safer feature.
Accompanying drawing illustrates:
Below in conjunction with the accompanying drawings this utility model is described further:
Fig. 1 is the structural representation of this utility model embodiment
Fig. 2 is the structural representation of hydraulic drive mechanism in the middle of this utility model embodiment
Fig. 3 is the scheme of installation of hoisting type shedding mechanism in this utility model embodiment
Fig. 4 is the partial structurtes schematic diagram of hoisting type shedding mechanism in this utility model embodiment
Fig. 5 is the structural representation of lower die head switching mechanism in this utility model embodiment
Fig. 6 is the sectional view of balancing weight in this utility model embodiment
In figure: 1, frame；2, the first hot briquetting mechanism；3, middle hydraulic drive mechanism；
4, extrusion body for the second time；5, the second hot briquetting mechanism；6, it is squeezed into for the first time
Type mechanism；7, right crossbeam；8, left crossbeam；9, screw rod；15, servomotor；31, in
Between column；32, installing plate；33, entablature；34, upper bolster；35, intermediate liquid cylinder pressure；
36, mounting bracket；37, upper bracket；38, piston rod；39, lower die head switching mechanism；310、
Midge groove；311, upper mold；312, triangle boss；313, backplate；314, trip shaft；
315, upset motor；316, die shoe；317, mounting blocks；318, balancing weight；319、
Counterweight installation portion；320, triangle reinforcing plate；321, connecting portion；322, connecting rod；323, under
Mould；324, midge gateway；20, the first installation sheet；30, first body of rod；40, level pressure
Block；50, transverse groove；60, the second installation sheet；70, second body of rod；80, second body of rod；
90, second body of rod；91, the second balancing weight；101, erecting bed；102, lifting driving device；
103, fairlead；104, hinge bar；105, guide post；106, riser；107, turn over
Unloading charging tray；108, hinged ear；109, support bar；110, upset cylinder；100, carry
Lift-type shedding mechanism；200, control system；300, water cooled pipeline；400, hot oil pump is added；
500, oil feeding reservoirs.
Detailed description of the invention:
The following stated is only the preferred embodiment embodying this utility model principle, the most therefore limits
Fixed protection domain of the present utility model.
Embodiment: be this utility model one type voltage regulation hydraulic extrusion device as shown in Figures 1 to 6
Embodiment, described pressurizing unit includes frame 1, and described frame 1 is provided with middle hydraulic pressure
Drive mechanism 3, described middle hydraulic drive mechanism 3 includes that the centre being fixed in frame 1 is stood
Post 31, the upper end of described middle standing pillar 31 is fixed with entablature 33, described entablature 33
Lower surface is provided with upper mold 311, and specifically, upper mold 311 is fixed on upper bolster 34,
Upper bolster 34 is fixed on entablature 33, and described middle standing pillar 31 is movably set with installation
Plate 32, described entablature 33 is provided with intermediate liquid cylinder pressure 35, described intermediate liquid cylinder pressure 35
Piston rod 38 be fixed on upper bracket 37 and be provided with connecting rod 322, described connecting rod 322 times
End is fixed on described installing plate 32, and described installing plate 32 is provided with lower die head switching mechanism
39, in described frame 1 and be positioned at the lower section of described lower die head switching mechanism 39 and be provided with midge
Groove 310, it addition, in the present embodiment, the left side of middle hydraulic drive mechanism 3 is provided with a left side
Crossbeam 8, described left crossbeam 8 is connected with entablature 33, and described left crossbeam 8 is provided with
Extrusion body 6 and the first hot briquetting mechanism 2, middle hydraulic drive mechanism 3
Right side is provided with right crossbeam 7, and described right crossbeam 7 is provided with second time extrusion body 4
With the second hot briquetting mechanism 5, right crossbeam 7 is connected with entablature 33, is squeezed into for the first time
Type mechanism 6 and the first hot briquetting mechanism 2 are hydraulically powered extrusion body, and by
Hydraulic-driven upper die head, the first hot briquetting mechanism 2 and frame of the second hot briquetting mechanism 5
On be provided with heater to die head heat.
Further, in the present embodiment, the first hot briquetting mechanism 2, middle hydraulic drive mechanism 3,
Extrusion body the 4, second hot briquetting mechanism 5, for the first time extrusion body for the second time
6 hydraulic cylinders being respectively provided with extruding, the hydraulic cylinder of each extruding is correspondingly provided with the fuel feeding of fuel feeding
Case 500, described oil feeding reservoirs 500 is provided with and adds hot oil pump 400, on described oil feeding reservoirs 500
Be provided with water cooled pipeline 300, described oil feeding reservoirs 500 by add hot oil pump 400 heating and
The cooling of water cooled pipeline 300 makes hydraulic oil temperature control at 20-35 DEG C.
Oil-temperature control is in the 20-35 DEG C of stability that can increase system and the use longevity of hydraulic oil
Life.
Owing to hydraulic cylinder is difference fuel feeding, hydraulic cylinder the most in the present embodiment is in extruding
Time pressure can be different each other, form multisection type extruding, there is pressure differential each other, and
And pressure differential each other can be regulated as required.
Further, the hydraulic system of the present embodiment is provided with pressure maintaining valve, it is ensured that hydraulic cylinder speed is relatively
Low or very fast time the stability of system and the positioning precision of oil cylinder.
The center also having the piston rod front end of the hydraulic cylinder in the present embodiment is provided with distance
Sensor, the distance between being controlled bottom piston rod front end and hydraulic cylinder by range sensor
Controlling its extruded length and its squeeze pressure, extruding is more accurate, prevents it in extruding
During stretch out and long cause extruding of poor quality, and sensor is arranged on inside oil cylinder not
Only can work more accurately and sensor is played a protective role, simultaneously it is also possible that whole
Individual equipment is more attractive in appearance.
In frame 1 and be positioned at the both sides of middle hydraulic drive mechanism 3 and be respectively arranged with extruding conveying
Platform 600, described extruding transport platform 600 is provided with hot briquetting and extruded lower mold,
Described extruding transport platform 600 can move along described frame 1 length direction, in described frame 1
It is provided with screw rod 9 along its length, described extruding transport platform 600 is provided with thread bush,
Described thread bush matches with described screw rod 9, described screw rod 9 be arranged on watching in frame 1
Take motor 15 connect and be rotated by servomotor 15.
In the present embodiment, extruding transport platform 600 is additionally provided with hoisting type shedding mechanism 100,
Described hoisting type shedding mechanism 100 includes erecting bed 101, and described erecting bed 101 is fixed on crowded
Press in transport platform 600 and can move with it, described erecting bed 101 is provided with guiding
Set 103, is provided with guide post 105, described guide post movably in described fairlead 103
The top of 105 is fixed with riser 106, described erecting bed 101 is additionally provided with lifting and drives
Device 102, described lifting driving device 102 is connected with described erecting bed 101 and is driven by it
Dynamic erecting bed 101 raising and lowering, described riser 106 is provided with hinge bar 104 and props up
Strut 109, the upper end thereof of described hinge bar 104 has upset to unload charging tray 107, described upset
Unload the position that charging tray 107 contacts with described support bar 109 and there is magnetic material, described support
The top of bar 109 is provided with Magnet, and described riser 106 is additionally provided with upset cylinder 110,
Described upset is unloaded the bottom of charging tray 107 and is provided with hinged ear 108, and charging tray 107 is unloaded in described upset
Piston rod front end be hinged on described hinged ear 108, after the cylinder body of described upset cylinder 110
End is hinged on described riser 106.
More specifically, the square of charging tray 107 is unloaded in the upset in the present embodiment, and hinge bar
104 and the quantity of support bar 109 be respectively two, two support bars 109 are positioned at riser 106
Rear side, and two hinge bars 104 are positioned at the front side of riser 106, two hinge bars 104
Be arranged side by side with two support bars 109, furthermore it is possible to by regulation hinge bar and support bar it
Between difference in height adjust upset and unload the state of charging tray 107 not operation, specific to this enforcement
In example, the height of support bar 109 and hinge bar 104 is equal.
Further, in the present embodiment, lifting driving device 102 can be to drive cylinder or driving
Oil hydraulic cylinder.
In the present embodiment, also there is control system 200 for controlling whole work process.
In the present embodiment due to can with enhancing action, with this during discharging convenient.
The work process of the present embodiment is, is first declined by lower mold 323, in midge groove 310
Carrying out midge, it is extruded that lower mold 323 upset afterwards and upper mold 311 carry out matched moulds, afterwards under
Mould 323 overturns blanking again, the extruding transport platform 600 being positioned at both sides be respectively delivered to both sides
Complete ensuing hot briquetting and extruded operation, it addition, hoisting type shedding mechanism 100
Along with extruding transport platform 600 enters working position discharging when, exit not discharging when
Working position.
Lower die head switching mechanism 39 includes overturning motor 315, and described upset motor 315 is installed
On described installing plate 32, described upset motor 315 is connected with trip shaft 314, described in turn over
Being provided with connecting portion 321 in rotating shaft 314, the lower end of described connecting portion 321 is fixed with mounting blocks
317, described mounting blocks 317 is provided with die shoe 316, described die shoe 316 is installed
Have a lower mold 323, in working order under, first driven lower die head by middle hydraulic drive mechanism 3
Midge to midge groove 310, then goes up upturned position and realizes upset, afterwards by intermediate liquid
It is extruded that pressure drive mechanism 3 drives lower die head and upper die head to realize.
It is provided with counterweight installation portion 319 on die shoe 316, described counterweight installation portion 319 cuts with scissors
Connecing and be provided with balancing weight 318, described lower mold 323 is positioned at the side of described trip shaft 314, institute
State balancing weight 318 and be positioned at the opposite side of described trip shaft 314.
In the present embodiment, described balancing weight 318 is cylinder, the circumference of described balancing weight 318
Surface is provided with transverse groove 50 the most equably, on described counterweight installation portion 319
And be positioned at above and below balancing weight 318 and be respectively arranged with first body of rod 30 and second body of rod
70, described first body of rod 30 is hinged with the first installation sheet 20, on described second body of rod 70
Be hinged with the second installation sheet 60, between described first installation sheet 20 and first body of rod 30 and
Top pressure spring 80, top pressure bullet it is respectively arranged with between second installation sheet 60 and second body of rod 70
Spring elastic top pressure active force in the first installation sheet 20 and rear portion of the second installation sheet 60, described the
The front end of one installation sheet 20 and the second installation sheet 60 is separately installed with level pressure block 40, described fixed
Briquetting 40 for cone block 1 and is prepared by plastic material, and described first installation sheet 20 and second is installed
Sheet 60 lays respectively at the both sides of balancing weight 318, is positioned at the level pressure block on the first installation sheet 20
40 press up against balancing weight 318 both sides with the level pressure block 40 being positioned on the second installation sheet 60
Transverse groove 50 in.
It addition, in the present embodiment, balancing weight 318 is semicircular first balancing weight by cross section
90 and second balancing weight 91 press together composition, described first balancing weight 90 and second is joined
Pouring weight 91 has different density.
When in use, due to needs more mold exchange, it is therefore desirable to the weight of counterweight also has
Difference, is all to realize, in the present embodiment, due to the by changing balancing weight in prior art
One balancing weight 90 and the second balancing weight 91 have different density, therefore rotating weight block 318
Just can movable different center of gravity, therefore just do not needing to carry out the replacing of balancing weight.
Level pressure block normally working when, on the first installation sheet 20 and the second installation sheet 60
40 difference active forces, in the both sides of balancing weight 318, prevent from occurring to turn normal use when
Dynamic, and center-of-gravity regulating when, active force is at the first installation sheet 20 and the second installation sheet 60
Rear end by top pressure spring 80 compression make level pressure block 40 depart from transverse groove 50, at this moment may be used
Different centers of gravity is obtained with this to reach proper balance weight with rotating weight block.
The both sides of mounting blocks 317 are provided with backplate 313.
Triangle boss 312 it is provided with on upper bracket 37.
Being provided with mounting bracket 36 on entablature 33, one end of described intermediate liquid cylinder pressure 35 is solid
Being scheduled on entablature 33, the other end is fixed in mounting bracket 36, described intermediate liquid cylinder pressure
The piston rod 38 of 35 is fixed on described upper bracket 37 through mounting bracket 36.
The side of mounting bracket 36 is provided with triangle reinforcing plate 320.
Midge gateway 324, described midge gateway 324 and midge groove it is provided with in frame 1
310 are connected.Midge groove 310 is the semiclosed thin-walled groove of upper opening.Midge groove 310 leads to
Cross and be weldingly fixed in described frame 1.
Specific embodiment described herein is only to this utility model spirit theory for example
Bright.This utility model person of ordinary skill in the field can be to described specific embodiment
Make various amendment or supplement or use similar mode to substitute, but without departing from this reality
By novel spirit or surmount scope defined in appended claims.
Claims (1)
1. a type voltage regulation hydraulic extrusion device, described pressurizing unit includes frame (1), described
Middle hydraulic drive mechanism (3) it is provided with, it is characterised in that described centre in frame (1)
Hydraulic drive mechanism (3) includes the middle standing pillar (31) being fixed in frame (1), described
The upper end of middle standing pillar (31) is fixed with entablature (33), under described entablature (33)
Surface configuration has upper mold (311), and described middle standing pillar (31) is movably set with installing plate (32),
Intermediate liquid cylinder pressure (35), described intermediate liquid cylinder pressure (35) are installed on described entablature (33)
Piston rod (38) be fixed on upper bracket (37) and be provided with connecting rod (322), described connecting rod
(322) lower end is fixed on described installing plate (32), and described installing plate sets on (32)
Being equipped with lower die head switching mechanism (39), described frame (1) is upper and is positioned at the upset of described lower die head
The lower section of mechanism (39) is provided with midge groove (310), middle hydraulic drive mechanism (3)
Left side is provided with left crossbeam (8), and described left crossbeam (8) is connected with entablature (33), institute
State and on left crossbeam (8), be provided with extrusion body (6) and the first heating-forming machine for the first time
Structure (2), the frame of described first hot briquetting mechanism (2) is provided with heater；
Described frame (1) is upper and is positioned at the both sides of described middle hydraulic drive mechanism (3) respectively
Being provided with and movably extrude transport platform (600), described extruding transport platform (600) is upper to be arranged
Hoisting type shedding mechanism (100), described hoisting type shedding mechanism (100) is had to include erecting bed
(101), described erecting bed (101) is fixed in extruding transport platform (600) and can be with it
Move together, described erecting bed (101) is provided with fairlead (103), described fairlead
(103) guide post (105), the top of described guide post (105) it are provided with in movably
Being fixed with riser (106), described erecting bed is additionally provided with lifting driving device on (101)
(102), described lifting driving device (102) be connected with described erecting bed (101) and by
Its drive installation platform (101) raising and lowering, described riser (106) is provided with hinged
Bar (104) and support bar (109), the upper end thereof of described hinge bar (104) has upset to unload
Charging tray (107), the position that charging tray (107) contacts is unloaded in described upset with described support bar (109)
Putting and have magnetic material, the top of described support bar (109) is provided with Magnet, described lifting
Being additionally provided with upset cylinder (110) on plate (106), the end of charging tray (107), is unloaded in described upset
Portion is provided with hinged ear (108), and the piston rod front end hinge of charging tray (107) is unloaded in described upset
Being connected on described hinged ear (108), the rear end of the cylinder block of described upset cylinder (110) is hinged on
On described riser (106)；
Described first hot briquetting mechanism (2), for the first time extrusion body (6) and centre
Hydraulic drive mechanism (3) is respectively provided with the hydraulic cylinder of extruding, and the hydraulic cylinder of each extruding is accordingly
It is provided with the oil feeding reservoirs (500) of fuel feeding, described oil feeding reservoirs (500) is provided with and adds hot oil pump
(400), described oil feeding reservoirs (500) is provided with water cooled pipeline (300), described oil feeding reservoirs
(500) cooling of the heating and water cooled pipeline (300) by adding hot oil pump (400) makes
Obtaining hydraulic oil temperature and control at 20-35 DEG C, the centre bit of the piston rod front end of each hydraulic cylinder installs
It is equipped with range sensor；
Described lower die head switching mechanism (39) includes overturning motor (315), described upset motor
(315) it is arranged on installing plate (32), described upset motor (315) and trip shaft (314)
Connect, described trip shaft (314) is provided with connecting portion (321), described connecting portion (321)
Lower end be fixed with mounting blocks (317), described mounting blocks (317) is provided with die shoe (316),
Lower mold (323) is installed on described die shoe (316), die shoe (316) is provided with and joins
Re-mounting portion (319), described counterweight installation portion (319) is the most hinged is provided with balancing weight (318),
Described lower mold (323) is positioned at the side of described trip shaft (314), described balancing weight (318)
It is positioned at the opposite side of described trip shaft (314).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620328090.1U CN205601204U (en) | 2016-04-18 | 2016-04-18 | Steady voltage formula hydraulic pressure extrusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620328090.1U CN205601204U (en) | 2016-04-18 | 2016-04-18 | Steady voltage formula hydraulic pressure extrusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205601204U true CN205601204U (en) | 2016-09-28 |
Family
ID=56973488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620328090.1U Expired - Fee Related CN205601204U (en) | 2016-04-18 | 2016-04-18 | Steady voltage formula hydraulic pressure extrusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205601204U (en) |
-
2016
- 2016-04-18 CN CN201620328090.1U patent/CN205601204U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20170418 |