CN205415228U - Metal sheet wire drawing polishing system of polishing - Google Patents

Metal sheet wire drawing polishing system of polishing Download PDF

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Publication number
CN205415228U
CN205415228U CN201620206003.5U CN201620206003U CN205415228U CN 205415228 U CN205415228 U CN 205415228U CN 201620206003 U CN201620206003 U CN 201620206003U CN 205415228 U CN205415228 U CN 205415228U
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China
Prior art keywords
polishing
support
abrasive band
pressure roller
limit switch
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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
CN201620206003.5U
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Chinese (zh)
Inventor
余晓娜
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Dongguan Mao Mao Hardware Co., Ltd.
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余晓娜
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Publication date
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Priority to CN201620206003.5U priority Critical patent/CN205415228U/en
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Publication of CN205415228U publication Critical patent/CN205415228U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model relates to an of the moving manufacture equipment especially relates to the polishing equipment of polishing. Metal sheet wire drawing polishing system of polishing includes: support, grinding machanism, suction hood, suction hood, grinding machanism link firmly in on the support, the sunction inlet of suction hood is located grinding machanism's the district of polishing, suction hood and grinding machanism's quantity is two sets, the suction hood includes discharge port, sunction inlet, the sunction inlet structure that is rectangle, the discharge port is circular structure, the area of sunction inlet is greater than the area of discharge port. The utility model discloses metal sheet wire drawing polishing system of polishing utilizes abrasive band by a large scale to polish the surface of metal sheet and polishes, has higher machining efficiency, the utility model discloses the metal sheet wire drawing polishing system of polishing manufacturability is good, and position to flexible tensioning in abrasive band and automatic centering abrasive band siphons away the dust, avoids to cause the pollution to the atmosphere.

Description

Metallic plate wire drawing polishing grinding system
Technical field
This utility model relates to a kind of automated manufacturing equipment, particularly relates to a kind of polishing grinding equipment.
Background technology
Existing grinder for polishing, uses spring as strainer simply, and tension effects is bad, and the easy sideslip in abrasive band, and grinder for polishing does not has automatic deviation rectifying mechanism, abrasive band cannot centering, do not utilize the permanent use in abrasive band.
Utility model content
The purpose of this utility model is to provide a kind of metallic plate wire drawing polishing grinding system, utilizes large-area abrasive band that the surface of metallic plate is polished polishing, has higher working (machining) efficiency;This utility model metallic plate wire drawing polishing grinding system process is good, to abrasive band flexible tension the position in automatic centering abrasive band, siphons away dust, avoids polluting air.
For achieving the above object, the utility model discloses a kind of metallic plate wire drawing polishing grinding system, including: support, workpiece polishing mechanism, dust shield, described dust shield, workpiece polishing mechanism are fixed on described support, the suction inlet of described dust shield is positioned at the Sanding Area of described workpiece polishing mechanism, and the quantity of described dust shield and workpiece polishing mechanism is two sets;
Described dust shield includes that outlet, suction inlet, described suction inlet are rectangle structure, the rounded structure of described outlet, and the area of described suction inlet is more than the area of described outlet;
Described workpiece polishing mechanism includes: asynchronous machine, V V belt translation, pressure roller, abrasive band, support roller, floating bracket, floating cylinder, described asynchronous machine, described floating cylinder is fixed on described support, described pressure roller is movably connected on described support, and described floating bracket is fixed on the end of the piston rod of described floating cylinder;Described support roller is movably connected on described floating bracket, and the tensioning of described abrasive band is also connected to described pressure roller and supports between roller;Described asynchronous machine is connected to one end of described pressure roller by described V V belt translation;
Described workpiece polishing mechanism also includes: rectifying cylinder, cam pendulum, mandrel, swinging axle, be connected described rectifying cylinder, mandrel on the bracket, described cam pendulum is movably connected on described mandrel, and the piston rod of described rectifying cylinder is movably connected in the drive shaft of described cam pendulum;Be connected described swinging axle in the bottom of one end of described floating bracket, and described swinging axle is movably connected in the bayonet socket of described cam pendulum, and the external diameter of described bayonet socket and cam pendulum matches.
Preferably, described workpiece polishing mechanism also includes: left limit switch, right limit switch, and described left limit switch, right limit switch are fixed on described support, and described left limit switch, right limit switch lay respectively at two extreme position in described abrasive band.
Preferably, the maximum gauge of described pressure roller, more than the maximum gauge of described support roller, arranges Sanding Area in the bottom of described pressure roller.
Preferably, described suction inlet has the length identical with described Sanding Area.
Preferably, described swinging axle is connected handle, described swinging axle and the perpendicular layout of handle.
Preferably, when the piston rod of described rectifying cylinder is in retracted mode, the central axis of described pressure roller and the central axis of described support roller are parallel to each other.
Comparing with conventional art, this utility model metallic plate wire drawing polishing grinding system has following positive role and a beneficial effect:
The suction inlet of described dust shield is positioned at the Sanding Area of described workpiece polishing mechanism, and the quantity of described dust shield and workpiece polishing mechanism is two sets.Described dust shield includes that outlet, suction inlet, described suction inlet are rectangle structure, the rounded structure of described outlet, and the area of described suction inlet is more than the area of described outlet.Described dust shield and workpiece polishing mechanism are positioned on described support, and workpiece is polished polishing at the described Sanding Area of described workpiece polishing mechanism.The dust that polishing grinding produces is entered in described dust shield by described suction inlet, and is transported in air cleaning system carry out purified treatment by described outlet.The quantity of described workpiece polishing mechanism is two sets, and the most a set of is fine grinding for corase grind, other set, corase grind for for the first time polishing grinding, fine grinding for second time polishing grinding, the abrasive band of two set different meshes with the use of, obtain the efficiency of efficient polishing grinding.
Described floating cylinder is fixed on described support, and described pressure roller is movably connected on described support, and described floating bracket is fixed on the end of the piston rod of described floating cylinder;Described support roller is movably connected on described floating bracket, the piston rod of described floating cylinder stretches out, making described floating bracket move to the direction away from described pressure roller, arrange described abrasive band at described pressure roller and supporting roller support, the tensioning of described abrasive band is also connected to described pressure roller and supports between roller.Described asynchronous machine is connected to one end of described pressure roller by described V V belt translation, and described asynchronous machine rotates, and drives described abrasive band to rotate around described pressure roller and support roller.The tensile force in described abrasive band is controlled by the thrust of described floating cylinder.In the case of accident, when pressure between described abrasive band and the workpiece being polished is excessive, tensile force produced by described floating cylinder is not enough to drive described abrasive band around described pressure roller and to support roller and rotate, the stop motion of described abrasive band, it is to avoid the Fast Wearing in described abrasive band.Then equipment alarm, makes machine quit work.
The piston rod of described rectifying cylinder is movably connected in the drive shaft of described cam pendulum, and described swinging axle is movably connected in the bayonet socket of described cam pendulum, and the external diameter of described bayonet socket and cam pendulum matches.When the piston rod of described rectifying cylinder stretches out or retracts, make described cam pendulum rotate around described mandrel, drive described swinging axle to rotate around described mandrel simultaneously.The bottom of one end of described floating bracket it is fixed on due to described swinging axle, the end of the piston rod of described floating cylinder it is fixed on again due to described floating bracket, described swinging axle rotates around described mandrel, makes described floating bracket, support roller, the piston rod of described floating cylinder that low-angle rotation to occur around the shaft.
When the piston rod of described rectifying cylinder is in retracted mode, the central axis of described pressure roller and the central axis of described support roller are parallel to each other.The distance of the stage casing of described support roller, two ends and described pressure roller is equal.
Described left limit switch, right limit switch are fixed on described support, and described left limit switch, right limit switch lay respectively at two extreme position in described abrasive band.When described abrasive band is positioned at the centre position of described pressure roller, is positioned at the centre position of described support roller, described abrasive band does not touch described left limit switch, right limit switch, now, when the piston rod of described rectifying cylinder is in retracted mode, the central axis of described pressure roller and the central axis of described support roller are parallel to each other.
When the work process in described abrasive band is carried out due to polishing grinding, described abrasive band is made to be not at the centre position of described pressure roller.Assume, now, described abrasive band touches described left limit and switchs, and control system makes the piston rod of described rectifying cylinder stretch out, make described cam pendulum rotate around described mandrel, make described floating bracket, support roller, the piston rod of described floating cylinder that low-angle rotation to occur around the shaft.Described in described middle segment distance, the distance of pressure roller makes holding constant, described end will become big apart from the distance of described pressure roller, make described abrasive band in the position of described end by bigger pulling force, owing to described abrasive band is constantly rotating with described pressure roller, support roller, the center in described abrasive band will gradually be moved to the less described stage casing of suffered pulling force, so that the center to described pressure roller is moved in described abrasive band, and depart from and contacting that described left limit switch, right limit switch.This utility model metallic plate wire drawing polishing grinding system is by introducing the structures such as described rectifying cylinder, the position signalling in described abrasive band is gathered by described left limit switch, right limit switch, described abrasive band is made to ensure to be positioned at the centre position of described support roller during polishing grinding, make the automatic centering of described abrasive band, it is to avoid sideslip.
By description below and combine accompanying drawing, this utility model metallic plate wire drawing polishing grinding system will become more fully apparent, and these accompanying drawings are used for explaining embodiment of the present utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model metallic plate wire drawing polishing grinding system;
Fig. 2,3 it is this utility model metallic plate wire drawing polishing grinding system structural representation under another visual angle;
Fig. 4,5 it is the structural representation of workpiece polishing mechanism of this utility model metallic plate wire drawing polishing grinding system;
Fig. 6,7 it is the part-structure schematic diagram of workpiece polishing mechanism of this utility model metallic plate wire drawing polishing grinding system.
1 support, 2 workpiece polishing mechanisms, 3 dust shields, 4 outlets, 5 suction inlets, 6 asynchronous machines, 7V V belt translation, 8 pressure rollers, 9 abrasive bands, 10 Sanding Areas, 11 support roller, 12 floating brackets, 13 right limit switches, 14 left limit switches, 15 floating cylinders, 16 rectifying cylinder, 17 cam pendulum, 18 drive shafts, 19 mandrels, 20 bayonet sockets, 21 swinging axles, 22 handles, 23 stage casings, 24 ends, 25 rotating shafts.
Detailed description of the invention
With reference now to accompanying drawing, describing embodiment of the present utility model, element numbers similar in accompanying drawing represents similar element.As it has been described above, this utility model provides a kind of metallic plate wire drawing polishing grinding system, good manufacturability, to abrasive band flexible tension the position in automatic centering abrasive band, siphon away dust, avoid air is polluted.
Fig. 1 is the structural representation of this utility model metallic plate wire drawing polishing grinding system, Fig. 2,3 it is this utility model metallic plate wire drawing polishing grinding system structural representation under another visual angle, Fig. 4,5 it is the structural representation of workpiece polishing mechanism of this utility model metallic plate wire drawing polishing grinding system, Fig. 6,7 is the part-structure schematic diagram of workpiece polishing mechanism of this utility model metallic plate wire drawing polishing grinding system.
This utility model provides a kind of metallic plate wire drawing polishing grinding system, including: support 1, workpiece polishing mechanism 2, dust shield 3, described dust shield 3, workpiece polishing mechanism 2 are fixed on described support 1, the suction inlet 5 of described dust shield 3 is positioned at the Sanding Area 10 of described workpiece polishing mechanism 2, and the quantity of described dust shield 3 and workpiece polishing mechanism 2 is two sets;
Described dust shield 3 includes that outlet 4, suction inlet 5, described suction inlet 5 are rectangle structure, the described rounded structure of outlet 4, and the area of described suction inlet 5 is more than the area of described outlet 4;
Described workpiece polishing mechanism 2 includes: asynchronous machine 6, V V belt translation 7, pressure roller 8, abrasive band 9, support roller 11, floating bracket 12, floating cylinder 15, described asynchronous machine 6, described floating cylinder 15 is fixed on described support 1, described pressure roller 8 is movably connected on described support 1, and described floating bracket 12 is fixed on the end of the piston rod of described floating cylinder 15;Described support roller 11 is movably connected on described floating bracket 12, and described abrasive band 9 tensioning is also connected to described pressure roller 8 and supports between roller 11;Described asynchronous machine 6 is connected to one end of described pressure roller 8 by described V V belt translation 7;
Described workpiece polishing mechanism 2 also includes: rectifying cylinder 16, cam pendulum 17, mandrel 19, swinging axle 21, be connected on described support 1 described rectifying cylinder 16, mandrel 19, described cam pendulum 17 is movably connected on described mandrel 19, and the piston rod of described rectifying cylinder 16 is movably connected in the drive shaft 18 of described cam pendulum 17;Be connected described swinging axle 21 in the bottom of one end of described floating bracket 12, and described swinging axle 21 is movably connected in the bayonet socket 20 of described cam pendulum 17, and the external diameter of described bayonet socket 20 and cam pendulum 17 matches.
More specifically, described workpiece polishing mechanism 2 also includes: left limit switch 14, right limit switch 13, described left limit switch 14, right limit switch 13 are fixed on described support 1, and described left limit switch 14, right limit switch 13 lay respectively at two extreme position in described abrasive band 9.
More specifically, the maximum gauge of described pressure roller 8 is more than the maximum gauge of described support roller 11, Sanding Area 10 is set in the bottom of described pressure roller 8.
More specifically, described suction inlet 5 has the length identical with described Sanding Area 10.
The handle 22 more specifically, be connected on described swinging axle 21, described swinging axle 21 and the perpendicular layout of handle 22.
More specifically, when the piston rod of described rectifying cylinder 16 is in retracted mode, the central axis of described pressure roller 8 and the central axis of described support roller 11 are parallel to each other.
The following work process describing this utility model metallic plate wire drawing each step of polishing grinding system in detail and operation principle:
The suction inlet 5 of described dust shield 3 is positioned at the Sanding Area 10 of described workpiece polishing mechanism 2, and the quantity of described dust shield 3 and workpiece polishing mechanism 2 is two sets.Described dust shield 3 includes that outlet 4, suction inlet 5, described suction inlet 5 are rectangle structure, the described rounded structure of outlet 4, and the area of described suction inlet 5 is more than the area of described outlet 4.Described dust shield 3 and workpiece polishing mechanism 2 are positioned on described support 1, and workpiece is polished polishing at the described Sanding Area 10 of described workpiece polishing mechanism 2.The dust that polishing grinding produces is entered in described dust shield 3 by described suction inlet 5, and is transported in air cleaning system carry out purified treatment by described outlet 4.The quantity of described workpiece polishing mechanism 2 is two sets, and the most a set of is fine grinding for corase grind, other set, corase grind for for the first time polishing grinding, fine grinding for second time polishing grinding, the abrasive band of two set different meshes with the use of, obtain the efficiency of efficient polishing grinding.
Described floating cylinder 15 is fixed on described support 1, and described pressure roller 8 is movably connected on described support 1, and described floating bracket 12 is fixed on the end of the piston rod of described floating cylinder 15;Described support roller 11 is movably connected on described floating bracket 12, the piston rod of described floating cylinder 15 stretches out, described floating bracket 12 is made to move to the direction away from described pressure roller 8, arranging described abrasive band 9 at described pressure roller 8 and backing roll 11 support, described abrasive band 9 tensioning is also connected to described pressure roller 8 and supports between roller 11.Described asynchronous machine 6 is connected to one end of described pressure roller 8 by described V V belt translation 7, and described asynchronous machine 6 rotates, and drives described abrasive band 9 to rotate around described pressure roller 8 and support roller 11.The tensile force in described abrasive band 9 is controlled by the thrust of described floating cylinder 15.In the case of accident, when pressure between described abrasive band 9 and the workpiece being polished is excessive, tensile force produced by described floating cylinder 15 is not enough to drive described abrasive band 9 around described pressure roller 8 and to support roller 11 and rotate, described abrasive band 9 stop motion, it is to avoid the Fast Wearing in described abrasive band 9.Then equipment alarm, makes machine quit work.
The piston rod of described rectifying cylinder 16 is movably connected in the drive shaft 18 of described cam pendulum 17, and described swinging axle 21 is movably connected in the bayonet socket 20 of described cam pendulum 17, and the external diameter of described bayonet socket 20 and cam pendulum 17 matches.When the piston rod of described rectifying cylinder 16 stretches out or retracts, make described cam pendulum 17 rotate around described mandrel 19, drive described swinging axle 21 to rotate around described mandrel 19 simultaneously.The bottom of one end of described floating bracket 12 it is fixed on due to described swinging axle 21, the end of the piston rod of described floating cylinder 15 it is fixed on again due to described floating bracket 12, described swinging axle 21 rotates around described mandrel 19, makes the piston rod 25 low-angle rotation of generation around the shaft of described floating bracket 12, support roller 11, described floating cylinder 15.
When the piston rod of described rectifying cylinder 16 is in retracted mode, the central axis of described pressure roller 8 and the central axis of described support roller 11 are parallel to each other.The distance of end 24,23, two, the stage casing of described support roller 11 and described pressure roller 8 is equal.
Described left limit switch 14, right limit switch 13 are fixed on described support 1, and described left limit switch 14, right limit switch 13 lay respectively at two extreme position in described abrasive band 9.When described abrasive band 9 is positioned at the centre position of described pressure roller 8, is positioned at the centre position of described support roller 11, described abrasive band 9 does not touch described left limit switch 14, right limit switch 13, now, when the piston rod of described rectifying cylinder 16 is in retracted mode, the central axis of described pressure roller 8 and the central axis of described support roller 11 are parallel to each other.
When the work process in described abrasive band 9 is carried out due to polishing grinding, described abrasive band 9 is made to be not at the centre position of described pressure roller 8.Assume, now, described abrasive band 9 touches described left limit switch 14, control system makes the piston rod of described rectifying cylinder 16 stretch out, make described cam pendulum 17 rotate around described mandrel 19, make the piston rod 25 low-angle rotation of generation around the shaft of described floating bracket 12, support roller 11, described floating cylinder 15.Described stage casing 23 makes holding constant apart from the distance of described pressure roller 8, described end 24 will become big apart from the distance of described pressure roller 8, make described abrasive band 9 in the position of described end 24 by bigger pulling force, owing to described abrasive band 9 is constantly rotating with described pressure roller 8, support roller 11, the center in described abrasive band 9 will gradually be moved to the less described stage casing 23 of suffered pulling force, so that the center to described pressure roller 8 is moved in described abrasive band 9, and depart from and switch 13 contact with described left limit switch 14, right limit.This utility model metallic plate wire drawing polishing grinding system is by introducing the structures such as described rectifying cylinder 16, by described left limit switch 14, the position signalling in the described abrasive band 9 of right limit switch 13 collection, described abrasive band 9 is made to ensure to be positioned at the centre position of described support roller 11 during polishing grinding, make described abrasive band 9 automatic centering, it is to avoid sideslip.
Be connected on described swinging axle 21 handle 22, described swinging axle 21 and the perpendicular layout of handle 22.Be connected on described swinging axle 21 handle 22, and the position in described abrasive band 9 equally corrected by the described handle 22 of artificial swing.
The maximum gauge of described pressure roller, more than the maximum gauge of described support roller, arranges Sanding Area in the bottom of described pressure roller.The diameter of described pressure roller 8 becomes big, increases the area of described Sanding Area 10, improves the efficiency of polishing grinding.
Finally it is pointed out that above example is only the more representational example of this utility model.Obviously, this utility model is not limited to above-described embodiment, it is also possible to have many deformation.Every any simple modification, equivalent variations and modification made above example according to technical spirit of the present utility model, is all considered as belonging to protection domain of the present utility model.

Claims (5)

1. a metallic plate wire drawing polishing grinding system, it is characterized in that composition is as follows: including: support, workpiece polishing mechanism, dust shield, described dust shield, workpiece polishing mechanism are fixed on described support, the suction inlet of described dust shield is positioned at the Sanding Area of described workpiece polishing mechanism, and the quantity of described dust shield and workpiece polishing mechanism is two sets;
Described dust shield includes that outlet, suction inlet, described suction inlet are rectangle structure, the rounded structure of described outlet, and the area of described suction inlet is more than the area of described outlet;
Described workpiece polishing mechanism includes: asynchronous machine, V V belt translation, pressure roller, abrasive band, support roller, floating bracket, floating cylinder, described asynchronous machine, described floating cylinder is fixed on described support, described pressure roller is movably connected on described support, and described floating bracket is fixed on the end of the piston rod of described floating cylinder;Described support roller is movably connected on described floating bracket, and the tensioning of described abrasive band is also connected to described pressure roller and supports between roller;Described asynchronous machine is connected to one end of described pressure roller by described V V belt translation;
Described workpiece polishing mechanism also includes: rectifying cylinder, cam pendulum, mandrel, swinging axle, be connected described rectifying cylinder, mandrel on the bracket, described cam pendulum is movably connected on described mandrel, and the piston rod of described rectifying cylinder is movably connected in the drive shaft of described cam pendulum;Be connected described swinging axle in the bottom of one end of described floating bracket, and described swinging axle is movably connected in the bayonet socket of described cam pendulum, and the external diameter of described bayonet socket and cam pendulum matches.
2. according to the metallic plate wire drawing polishing grinding system described in claim 1, it is characterized in that: described workpiece polishing mechanism also includes: left limit switch, right limit switch, described left limit switch, right limit switch are fixed on described support, and described left limit switch, right limit switch lay respectively at two extreme position in described abrasive band.
3. according to the metallic plate wire drawing polishing grinding system described in claim 1, it is characterised in that: the maximum gauge of described pressure roller, more than the maximum gauge of described support roller, arranges Sanding Area in the bottom of described pressure roller.
4. according to the metallic plate wire drawing polishing grinding system described in claim 1, it is characterised in that: be connected on described swinging axle handle, described swinging axle and the perpendicular layout of handle.
5. according to the metallic plate wire drawing polishing grinding system described in claim 1, it is characterised in that: preferably, when the piston rod of described rectifying cylinder is in retracted mode, the central axis of described pressure roller and the central axis of described support roller are parallel to each other.
CN201620206003.5U 2016-03-17 2016-03-17 Metal sheet wire drawing polishing system of polishing Expired - Fee Related CN205415228U (en)

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105598796A (en) * 2016-03-17 2016-05-25 余晓娜 Wiredrawing, polishing and grinding system for metal plates
CN106239314A (en) * 2016-08-31 2016-12-21 广东利迅达机器人系统股份有限公司 A kind of kitchen ventilator panel, oil groove polishing system for drawing
CN106737003A (en) * 2016-12-11 2017-05-31 安徽海拓志永智能装备股份有限公司 One kind is for inner container of electric cooker polishing automation yarn-plying apparatus
CN107052963A (en) * 2017-05-05 2017-08-18 东莞市金铸机械设备有限公司 A kind of four axle wire drawing machinees

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105598796A (en) * 2016-03-17 2016-05-25 余晓娜 Wiredrawing, polishing and grinding system for metal plates
CN106239314A (en) * 2016-08-31 2016-12-21 广东利迅达机器人系统股份有限公司 A kind of kitchen ventilator panel, oil groove polishing system for drawing
CN106737003A (en) * 2016-12-11 2017-05-31 安徽海拓志永智能装备股份有限公司 One kind is for inner container of electric cooker polishing automation yarn-plying apparatus
CN107052963A (en) * 2017-05-05 2017-08-18 东莞市金铸机械设备有限公司 A kind of four axle wire drawing machinees
CN107052963B (en) * 2017-05-05 2018-12-28 东莞市金铸机械设备有限公司 A kind of four axis wire drawing machinees

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C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20170428

Address after: 523000 Dongguan City, Changan town on the corner of the community Hing Road, No. 54

Patentee after: Dongguan Mao Mao Hardware Co., Ltd.

Address before: Tangxia town Ruian city Wenzhou City, Zhejiang province 325204 Guandu Huayuan Road No. 25

Patentee before: Yu Xiaona

Effective date of registration: 20170428

Address after: 523000 Dongguan City, Changan town on the corner of the community Hing Road, No. 54

Patentee after: Dongguan Mao Mao Hardware Co., Ltd.

Address before: Tangxia town Ruian city Wenzhou City, Zhejiang province 325204 Guandu Huayuan Road No. 25

Patentee before: Yu Xiaona

CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Wu Xuerong

Inventor after: Liu Liebin

Inventor before: Yu Xiaona

Inventor after: Wu Xuerong

Inventor after: Liu Liebin

Inventor before: Yu Xiaona

TR01 Transfer of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160803

Termination date: 20190317

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