CN106348027B - Automate the feeding mechanism of low level stacking machine - Google Patents

Automate the feeding mechanism of low level stacking machine Download PDF

Info

Publication number
CN106348027B
CN106348027B CN201610792956.9A CN201610792956A CN106348027B CN 106348027 B CN106348027 B CN 106348027B CN 201610792956 A CN201610792956 A CN 201610792956A CN 106348027 B CN106348027 B CN 106348027B
Authority
CN
China
Prior art keywords
cradle
feeding
supporting plate
rack
brick
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
Application number
CN201610792956.9A
Other languages
Chinese (zh)
Other versions
CN106348027A (en
Inventor
杨海波
杨海斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NINGBO NOAH INTELLIGENT EQUIPMENT Co Ltd
Original Assignee
NINGBO NOAH INTELLIGENT EQUIPMENT Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NINGBO NOAH INTELLIGENT EQUIPMENT Co Ltd filed Critical NINGBO NOAH INTELLIGENT EQUIPMENT Co Ltd
Priority to CN201610792956.9A priority Critical patent/CN106348027B/en
Publication of CN106348027A publication Critical patent/CN106348027A/en
Application granted granted Critical
Publication of CN106348027B publication Critical patent/CN106348027B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G57/00Stacking of articles
    • B65G57/02Stacking of articles by adding to the top of the stack
    • B65G57/16Stacking of articles of particular shape
    • B65G57/20Stacking of articles of particular shape three-dimensional, e.g. cubiform, cylindrical

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
  • Stacking Of Articles And Auxiliary Devices (AREA)

Abstract

The present invention provides the feeding mechanisms of automation low level stacking machine, belong to automation processing technique field;It solves the technical issues of existing brick stacking low efficiency;The feeding mechanism of low level stacking machine, including cradle are automated, axial to be arranged, the cradle has feed end and discharge end;Feeding assembly is set to feeding side and feeding rack can move axially relatively;Discharge rack is set to discharge end;Pushing material component is set to discharge rack and can move axially on discharge rack;The feeding assembly can send the supporting plate equipped with brick to cradle and supporting plate can move on cradle, and when supporting plate is moved to discharge end, the pushing material component can push the brick on supporting plate and brick is made to remove cradle;Brick is sent by feeding assembly to cradle with supporting plate, and by pushing material component by releasing on cradle, and then is entered on stacking machine and carried out stacking, so that brick is stacked into pile, whole process is participated in without artificial, and the labor intensity of worker is smaller.

Description

Automate the feeding mechanism of low level stacking machine
Technical field
The invention belongs to automate processing technique field, it is related to a kind of feeding mechanism for automating low level stacking machine.
Background technique
Brick production field, which is developed so far, has been achieved with mechanization and automation, by automated mechanical equipment, realizes Brick continues uninterruptedly to process, and substantially increases production efficiency, and instead of a part of artificial, while it is strong to reduce labour Degree.
Generally be equipped with supporting plate in existing brick process equipment, brick forms on supporting plate, brick after molding together with Supporting plate is sent to the maintenance of maintenance place together, reaches ability entrucking factory after curing requirements, and before entrucking, it needs brick code Pile, in conventional processes, brick is general to be carried out by the way that manually the brick on each supporting plate is successively carried on vehicle in stacking Stacking, and this Palletizing pattern causes following technical problem, 1, worker need to repeat in the handling process bend over, straighten one's back, take brick, Multiple movements such as brick are put, so that the labor intensity of worker is larger, in this case, the labour cost of worker is also higher;2, lead to It crosses manually by each piece of brick entrucking, speed is slower, and the brick that single is carried is less, and cause the time of brick entrucking more long, Entrucking efficiency is lower.
In conclusion needing to design a kind of brick stacking efficiency to solve above-mentioned conventional processes The feeding mechanism of automation low level stacking machine that is high and reducing labor intensity.
Summary of the invention
The purpose of the present invention is in view of the above-mentioned problems existing in the prior art, propose a kind of brick stacking it is high-efficient and drop The feeding mechanism of the automation low level stacking machine of low labor intensity.
Object of the invention can be realized by the following technical scheme: the feeding mechanism of automation low level stacking machine, including
Cradle, axial to be arranged, the cradle has feed end and discharge end;
Feeding assembly is set to feeding side and feeding rack can move axially relatively;
Discharge rack is set to discharge end;
Pushing material component is set to discharge rack and can move axially on discharge rack;
The feeding assembly can send the supporting plate equipped with brick to cradle and supporting plate can move on cradle, works as supporting plate When being moved to discharge end, the pushing material component can push the brick on supporting plate and brick is made to remove cradle.
In the feeding mechanism of above-mentioned automation low level stacking machine, the feeding assembly includes
Movable stand can be moved axially with respect to cradle;
Feeding rack is set in movable stand and can relatively move frame and moves in the vertical direction;
Supporting plate is held up and when feeding rack is moved to above cradle with movable stand by the feeding rack, the feeding rack energy Supporting plate is placed on cradle.
In the feeding mechanism of above-mentioned automation low level stacking machine, the front and back end two sides of the feeding rack, which are respectively arranged with, is led Wheel, the two sides of the movable stand are vertically provided with guide rail respectively, and the guide wheel is moved with guide rail contact and on guide rail.
In the feeding mechanism of above-mentioned automation low level stacking machine, the two sides of the bottom of the movable stand are respectively arranged with movement Wheel, two movable pulleys are connected and can be rotated synchronously by driving shaft, and the first promotion sprocket wheel has been respectively fixedly connected at the both ends of driving shaft, The top two sides of movable stand are provided with the second promotion sprocket wheel, and two second promotion sprocket wheels are connected and can be rotated synchronously by driven shaft, First promotion sprocket wheel is connected with the second promotion sprocket wheel by promoting chain, is connected at the top of the driven shaft and feeding rack, is worked as movable pulley When axial movement, the feeding rack can be vertically movable in movable stand.
In the feeding mechanism of above-mentioned automation low level stacking machine, the pushing material component includes
Mobile base is set on discharge rack and can move on discharge rack;
Push plate, Horizontal vertical, which erects, to be set and is connected with Mobile base, and the push plate can be vertically movable on Mobile base;
When supporting plate is moved to discharge end, the Mobile base is moved to supporting plate rear and brick is released cradle by push plate.
In the feeding mechanism of above-mentioned automation low level stacking machine, the front end of the Mobile base, which is erect, is provided with cylinder, institute It states cylinder to be connected by a fixed plate and Mobile base, the piston rod of the cylinder extends downwardly and push plate and piston rod are connected.
In the feeding mechanism of above-mentioned automation low level stacking machine, the front end two sides of the Mobile base, which are respectively arranged with, is led Set, the two sides of the push plate are respectively arranged with guide rod, and the guide rod is located in guide sleeve and can be mobile relative to guide sleeve.
In the feeding mechanism of above-mentioned automation low level stacking machine, the front and back end on the discharge rack is horizontally arranged with respectively Drive shaft, the drive shaft are connected by fixing seat and discharge rack, are respectively arranged with drive sprocket at the both ends of every drive shaft, The ipsilateral drive sprocket of two drive shafts is connected by drive chain, and the drive chain is connected with Mobile base, and the Mobile base can be with Drive chain synchronizing moving.
In the feeding mechanism of above-mentioned automation low level stacking machine, the two sides of the bottom of the Mobile base are respectively arranged with guiding Wheel is respectively arranged with guide groove in the two sides of discharge rack, and the directive wheel is located in guide groove and rolls in guide groove
In the feeding mechanism of above-mentioned automation low level stacking machine, the two sides of the cradle are respectively arranged with one group of transmission Sprocket wheel is connected between the transmission sprocket wheel by transmission chain, and the supporting plate is located on transmission chain and can move with transmission chain.
Compared with prior art, the invention has the benefit that
1, this feeding mechanism is matched with stacking machine at work, and brick is sent by feeding assembly to cradle with supporting plate On, and by pushing material component by being released on cradle, and then enter on stacking machine and carry out stacking, so that brick is stacked into Pile, whole process are participated in without artificial, and the labor intensity of worker is smaller, at low cost.
2, brick is delivered to stacking on stacking machine, fast speed, the brick of single transhipment by this feeding mechanism one by one Block is more, shortens the time of brick stacking, and brick stacking efficiency is higher.
Detailed description of the invention
Fig. 1 is a preferred embodiment of the present invention perspective view.
In figure, 100, cradle;110, sprocket wheel is transmitted;
200, movable stand;210, feeding rack;211, supporting bar;212, guide wheel;220, guide rail;230, movable pulley;231, actively Axis;232, first sprocket wheel is promoted;
300, discharge rack;310, drive shaft;311, drive sprocket;320, fixing seat;330, guide groove;
400, Mobile base;410, push plate;411, guide rod;420, cylinder;421, fixed plate;430, guide sleeve;440, directive wheel.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described, However, the present invention is not limited to these examples.
As shown in Figure 1, the present invention automate low level stacking machine feeding mechanism, including cradle 100, feeding assembly, go out Expect frame 300 and pushing material component.
Cradle 100 is frame structure, axial to be arranged and have a feed end and a discharge end.
Feeding assembly includes movable stand 200 and feeding rack 210, which is frame structure, and movable stand 200 can phase The top of cradle 100 is moved axially and can be moved to cradle 100, and feeding rack 210 is similarly frame structure, is set to The inside of movable stand 200 simultaneously can relatively move frame 200 and move in the vertical direction, be respectively set in the two sides of the bottom of feeding rack 210 There is supporting bar 211.
Discharge rack 300 is also frame structure, is axially set in discharge end and is erected at 100 top of cradle.
Pushing material component includes Mobile base 400 and push plate 410, and Mobile base 400 is set on discharge rack 300 and can be in discharge rack It is moved axially on 300,410 Horizontal vertical of push plate, which erects, to be set and be connected with Mobile base 400, and the push plate 410 can be on Mobile base 400 It is vertically movable.
When work, the supporting plate equipped with brick is sent to holding on feeding rack 210 by fork truck or other way, movable stand 200 are moved to above the feed end of cradle 100 and feeding rack 210 places supporting plate on cradle 100, and supporting plate is in cradle Discharge end is moved on 100, Mobile base 400 is moved to supporting plate rear, and push plate 410 moves down, as Mobile base 400 is to Forward Dynamic, the brick on supporting plate is released cradle 100 by push plate 410.
On the basis of the said structure, the present invention is further improved it.
As shown in Figure 1, guide wheel 212 is respectively arranged in the front and back end two sides of feeding rack 210, the two of the movable stand 200 Side is vertically provided with guide rail 220 respectively, it is preferred that its outer surface depressions is provided with guide groove on the guide wheel 212 and (does not show in figure Out), the cross sectional shape of the guide rail 220 is taper, and guide rail 220 is embedded in the guide groove of guide wheel 212 and guide wheel 212 is on guide rail 220 It is mobile, using this structure, realizes feeding rack 210 and moved up and down in movable stand 200, guide rail 220 is embedded in guide wheel 212, So that entire feeding rack 210 is more steady when moving in movable stand 200.
As shown in Figure 1, the two sides of the bottom of the movable stand 200 are respectively arranged with movable pulley 230, two movable pulleys 230 pass through Driving shaft 231 is connected and can rotate synchronously, and the first promotion sprocket wheel 232 has been respectively fixedly connected at the both ends of driving shaft 231, in movable stand 200 top two sides are provided with the second promotion sprocket wheel (not shown), and two second promotion sprocket wheels (are not shown by driven shaft in figure It is connected out) and can rotates synchronously, the first promotion sprocket wheel 232 is connected with the second promotion sprocket wheel by promoting chain (not shown), It is connected at the top of driven shaft and feeding rack 210, when movable pulley 230 moves axially, the feeding rack 210 can be in movable stand 200 It is vertically movable, using this structure, so that the lifting of feeding rack 210 is mobile synchronous with movable stand 200, and no longer need to pass through Other driving mechanisms are installed to drive feeding rack 210 to move up and down, to save cost.
Be provided with cylinder 420 as shown in Figure 1, erectting in the front end of Mobile base 400, cylinder 420 by a fixed plate 421 with Mobile base 400 is connected, and the piston rod of cylinder 420 extends downwardly and push plate 410 and piston rod are connected, and cylinder 420 can push push plate 410 move in the vertical direction, drive push plate 410 to move up and down by cylinder 420, convenient, fast, cost is relatively low, certainly, pushes away The movement of plate 410 also can be realized in other ways, for example, by worm drive or gear drive, therefore, push plate 410 Movement be not limited to aforesaid way.
As shown in Figure 1, the front end two sides of the Mobile base 400 are respectively arranged with guide sleeve 430, the two sides of the push plate 410 Be respectively arranged with guide rod 411, the guide rod 411 be located in guide sleeve 430 and can opposite guide sleeve 430 move, using guide sleeve 430 with lead The structure that bar 411 matches improves the stabilization journey of push plate 410 so that balance of the push plate 410 when moving up and down is more preferable Degree, thus all brick energy synchronizing movings when guaranteeing that push plate 410 pushes brick, on supporting plate.
As shown in Figure 1, the front and back end on the discharge rack 300 is horizontally arranged with drive shaft 310, the drive shaft respectively 310 are connected by fixing seat 320 and discharge rack 300, are respectively arranged with drive sprocket 311 at the both ends of every drive shaft 310, and two The ipsilateral drive sprocket 311 of root drive shaft 310 is connected by drive chain, and drive chain is connected with Mobile base 400,400 energy of Mobile base With drive chain synchronizing moving, it is preferred that directive wheel 440 is respectively arranged in the two sides of the bottom of Mobile base 400, in discharge rack 300 Two sides be respectively arranged with guide groove 330, the directive wheel 440 is located in guide groove 330 and rolls in guide groove 330, adopts With chaindriven form, realizes Mobile base 400 and moved on discharge rack 300, and chain drive structure, power are larger, effectively Ensure that push plate 410 can push brick.
As shown in Figure 1, the two sides of cradle 100 are respectively arranged with one group of transmission sprocket wheel 110, between the transmission sprocket wheel 110 It is connected by transmission chain, the supporting plate is located on transmission chain and can be mobile with transmission chain, likewise, by chaindriven structure, Supporting plate is moved on cradle 100 with brick.
Working principle of the present invention is as follows:
The supporting plate equipped with brick is sent to holding on feeding rack 210 by fork truck or other way, movable stand 200 is mobile Above to the feed end of cradle 100 and feeding rack 210 places supporting plate on cradle 100, and supporting plate moves on cradle 100 To discharge end, Mobile base 400 is moved to supporting plate rear, and push plate 410 moves down, as Mobile base 400 moves forward, push plate Brick on supporting plate is released cradle 100 by 410.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.

Claims (8)

1. automating the feeding mechanism of low level stacking machine, including cradle, feeding assembly, discharge rack and pushing material component, cradle Axial setting, the cradle have feed end and discharge end, and the feeding assembly includes movable stand and feeding rack, movable stand energy Opposite cradle moves axially, and feeding rack is set in movable stand and can relatively move frame and moves in the vertical direction, it is described into Supporting plate is held up and when feeding rack is moved to above cradle with movable stand by material frame, and supporting plate can be placed in and send by the feeding rack Expect on frame, the front and back end two sides of the feeding rack are respectively arranged with guide wheel, and the two sides of the movable stand are vertically provided with respectively leads Rail, guide wheel are moved with guide rail contact and on guide rail, and discharge rack is set to discharge end, and pushing material component is set to discharge rack and can be It being moved axially on discharge rack, feeding assembly can send the supporting plate equipped with brick to cradle and supporting plate can move on cradle, When supporting plate is moved to discharge end, the pushing material component can push the brick on supporting plate and brick is made to remove cradle.
2. the feeding mechanism of automation low level stacking machine according to claim 1, it is characterised in that: the bottom of the movable stand Portion two sides are respectively arranged with movable pulley, and two movable pulleys are connected and can be rotated synchronously by driving shaft, distinguish at the both ends of driving shaft Be fixed with the first promotion sprocket wheel, the top two sides of movable stand be provided with the second promotion sprocket wheel, two second promoted sprocket wheels by from Moving axis be connected and can rotate synchronously, first promotion sprocket wheel with second promoted sprocket wheel by promotion chain is connected, the driven shaft and into Expect that top of the trellis is connected, when movable pulley axial movement, the feeding rack can be vertically movable in movable stand.
3. the feeding mechanism of automation low level stacking machine according to claim 1, it is characterised in that: the pushing material component packet It includes
Mobile base is set on discharge rack and can move on discharge rack;
Push plate, Horizontal vertical, which erects, to be set and is connected with Mobile base, and the push plate can be vertically movable on Mobile base;
When supporting plate is moved to discharge end, the Mobile base is moved to supporting plate rear and brick is released cradle by push plate.
4. the feeding mechanism of automation low level stacking machine according to claim 3, it is characterised in that: before the Mobile base End erects and is provided with cylinder, and the cylinder is connected by a fixed plate and Mobile base, the piston rod of the cylinder extend downwardly and Push plate and piston rod are connected.
5. the feeding mechanism of automation low level stacking machine according to claim 3, it is characterised in that: before the Mobile base End two sides are respectively arranged with guide sleeve, and the two sides of the push plate are respectively arranged with guide rod, and the guide rod is located in guide sleeve and can be opposite Guide sleeve is mobile.
6. the feeding mechanism of automation low level stacking machine according to claim 3, it is characterised in that: on the discharge rack Front and back end is horizontally arranged with drive shaft respectively, and the drive shaft is connected by fixing seat and discharge rack, the two of every drive shaft End is respectively arranged with drive sprocket, and the ipsilateral drive sprocket of two drive shafts is connected by drive chain, the drive chain and movement Seat is connected, and the Mobile base can be with drive chain synchronizing moving.
7. the feeding mechanism of automation low level stacking machine according to claim 3, it is characterised in that: the bottom of the Mobile base Portion two sides are respectively arranged with directive wheel, are respectively arranged with guide groove in the two sides of discharge rack, the directive wheel is located in guide groove And it is rolled in guide groove.
8. the feeding mechanism of automation low level stacking machine according to claim 1, it is characterised in that: the two of the cradle Side is respectively arranged with one group of transmission sprocket wheel, is connected between the transmission sprocket wheel by transmission chain, the supporting plate is located on transmission chain simultaneously It can be mobile with transmission chain.
CN201610792956.9A 2016-08-31 2016-08-31 Automate the feeding mechanism of low level stacking machine Expired - Fee Related CN106348027B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610792956.9A CN106348027B (en) 2016-08-31 2016-08-31 Automate the feeding mechanism of low level stacking machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610792956.9A CN106348027B (en) 2016-08-31 2016-08-31 Automate the feeding mechanism of low level stacking machine

Publications (2)

Publication Number Publication Date
CN106348027A CN106348027A (en) 2017-01-25
CN106348027B true CN106348027B (en) 2018-12-04

Family

ID=57857942

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610792956.9A Expired - Fee Related CN106348027B (en) 2016-08-31 2016-08-31 Automate the feeding mechanism of low level stacking machine

Country Status (1)

Country Link
CN (1) CN106348027B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108127553A (en) * 2017-12-22 2018-06-08 苏州苏铸重工有限公司 A kind of casting automatic pushing mechanism
CN109230561A (en) * 2018-09-28 2019-01-18 无锡力马化工机械有限公司 A kind of the double of high position stacking machine push away pack arrangement

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101168415A (en) * 2007-11-24 2008-04-30 国营汉光机械厂 Piling machine
CN203529402U (en) * 2013-11-08 2014-04-09 洛阳中冶重工机械有限公司 Unloading brick palletizer unit of sintered brick
CN203903491U (en) * 2014-04-30 2014-10-29 北京紫东科技有限公司 Vehicle-mounted automatic framing device
CN204354237U (en) * 2014-12-31 2015-05-27 石家庄灿高高频机械有限公司 Automatic stacking high frequency planar goes straight up to plate joggling apparatus
KR20150061777A (en) * 2013-11-28 2015-06-05 서재철 Automatical loading system for bundle of boxes
CN105501992A (en) * 2015-11-30 2016-04-20 宁波诺亚智能设备有限公司 Automatic low stacking machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101168415A (en) * 2007-11-24 2008-04-30 国营汉光机械厂 Piling machine
CN203529402U (en) * 2013-11-08 2014-04-09 洛阳中冶重工机械有限公司 Unloading brick palletizer unit of sintered brick
KR20150061777A (en) * 2013-11-28 2015-06-05 서재철 Automatical loading system for bundle of boxes
CN203903491U (en) * 2014-04-30 2014-10-29 北京紫东科技有限公司 Vehicle-mounted automatic framing device
CN204354237U (en) * 2014-12-31 2015-05-27 石家庄灿高高频机械有限公司 Automatic stacking high frequency planar goes straight up to plate joggling apparatus
CN105501992A (en) * 2015-11-30 2016-04-20 宁波诺亚智能设备有限公司 Automatic low stacking machine

Also Published As

Publication number Publication date
CN106348027A (en) 2017-01-25

Similar Documents

Publication Publication Date Title
CN104648931B (en) Fully-automatic laser cutting production line
CN105923364B (en) Base substrate automatic turnover machine
CN105619489B (en) A kind of full-automatic garlic root cutter
CN105460623A (en) Automatic stacking conveying line
CN104803323A (en) Conveying cart for conveying wire cutting materials
CN103101725A (en) Reinforcing steel bar movement conveying mechanism of welding machine of mesh
CN104444128B (en) The automatic metalworking pipeline of cage guide step-by-step movement
CN101786305B (en) Automatic production line for setting
CN104925533A (en) Stacking forming device for material in stacking machine
CN209889786U (en) Assembly line end charging tray pusher
CN102581885A (en) Full-automatic feeding machine
CN204110812U (en) Skid conveying automatic turning-back type equipment
CN106348027B (en) Automate the feeding mechanism of low level stacking machine
CN103894524A (en) Fully-automatic ring piece forming machine
CN102000810B (en) Stock-supporting conveying device in copper-aluminum composite row casting system
CN205471628U (en) Automatic mascerating machine down of defective products glass
CN203998083U (en) Automated machine handgrip carrying implement
CN105478561A (en) Automatic loading spinning machine
CN203143703U (en) Automatic brick stacking device
CN211041828U (en) Pipe feeding mechanism of medium-frequency heating electric furnace
CN203875260U (en) Full-automatic ring piece forming machine
CN202439070U (en) Full-automatic feeding machine
CN205367573U (en) Elevator
CN204917383U (en) Neat turnaround system of corrugated box automatic conveying sign indicating number
CN103817787B (en) The mill for slats of center partition wall made demoulding divides loop wheel machine

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20181204

Termination date: 20190831

CF01 Termination of patent right due to non-payment of annual fee