CN204278133U - A kind of sawn timber surface defects detection, cutting edge and cutting device - Google Patents

A kind of sawn timber surface defects detection, cutting edge and cutting device Download PDF

Info

Publication number
CN204278133U
CN204278133U CN201420785217.3U CN201420785217U CN204278133U CN 204278133 U CN204278133 U CN 204278133U CN 201420785217 U CN201420785217 U CN 201420785217U CN 204278133 U CN204278133 U CN 204278133U
Authority
CN
China
Prior art keywords
sawn timber
chain
driving device
cutting edge
sprocket driving
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
CN201420785217.3U
Other languages
Chinese (zh)
Inventor
林文树
谷周澎
藏加宇
吴金卓
付秀
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.)
Northeast Forestry University
Original Assignee
Northeast Forestry University
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 Northeast Forestry University filed Critical Northeast Forestry University
Priority to CN201420785217.3U priority Critical patent/CN204278133U/en
Application granted granted Critical
Publication of CN204278133U publication Critical patent/CN204278133U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)

Abstract

A kind of sawn timber surface defects detection, cutting edge and cutting device, it relates to a kind of sawn timber field, is specifically related to a kind of sawn timber surface defects detection, cutting edge and cutting device.The utility model is solve existing sawn timber cutting edge and cutting device to judge, for the purpose of the surperficial defect existed of sawn timber, to there is automation low simultaneously, waste a large amount of manpower financial capacity, production cost is high quickly and accurately, the problem that the volume recovery of sawn timber is low.Several cameras described in the utility model are bolted on sliding beam, and the camera lens of camera is arranged downwards, the uniform setting of several cameras, the upper end of spring is bolted on support, the lower end of spring is connected with belt driver, and annular saw is fixed on support by transmission fluid cylinder pressure, and the upper end of transmission fluid cylinder pressure is provided with sleeve, two annular saw side-by-side parallel are arranged, and the rear end of chain and sprocket driving device two is connected with motor.The utility model is used for sawn timber surface defects detection, cutting edge and blocks.

Description

A kind of sawn timber surface defects detection, cutting edge and cutting device
Technical field
The utility model relates to a kind of sawn timber field, is specifically related to a kind of sawn timber surface defects detection, cutting edge and cutting device.
Background technology
The wood producing major part of China is also in semi-mechanization or even the original artificial mode of production, the cutting edge of unedged sawn timber with block, the judgement of plate defect and the sorting of sheet material and product classificatin are mainly by artificial vision and experience, there is a lot of shortcoming in this manual work mode: first, because blemish kind is a lot, same defects is each variant in size and appearance form, and repeatability in wood production process and monistic feature, the interference making this detection mode inevitably can be subject to human factor causes the generation of the situations such as undetected and false retrieval, secondly, the cutting edge of unedged sawn timber with block the impact of mode by several factors, in the online production situation that the time is very short, be the cutting result being difficult to be optimized, finally, a large amount of manual work modes also can waste a large amount of manpower financial capacities, increases production cost, and the shortcoming of these operating types can cause sawing sheet material out to have a lot because the problem of defect can not be used, cause the volume recovery of sawn timber low, waste the forest reserves that China is very limited.
Utility model content
The utility model is that the existing sawn timber cutting edge of solution and cutting device can not judge for the purpose of the defect that sawn timber surface exists quickly and accurately, there is automation low simultaneously, waste a large amount of manpower financial capacity, production cost is high, the problem that the volume recovery of sawn timber is low, and then a kind of sawn timber surface defects detection, cutting edge and cutting device are proposed.
The utility model takes technical scheme to be for solving the problem: a kind of sawn timber surface defects detection described in the utility model, cutting edge and cutting device comprise chain and sprocket driving device one, chain and sprocket driving device two, belt driver, base, support, sliding beam, sleeve, transmission fluid cylinder pressure, four springs, two motor, two annular saws and several cameras, chain and sprocket driving device one, belt driver and chain and sprocket driving device two are successively set on the upper surface of base from front to back, chain and sprocket driving device one and chain and sprocket driving device two are set up in parallel along horizontal linear, support is rectangular frame, support is erected at the top of chain and sprocket driving device one, in support, support width direction is provided with hack lever, sliding beam is arranged between the minor face of support and hack lever, and the center line of length direction of sliding beam and the centerline parallel in stent length direction are arranged, several cameras are bolted on sliding beam, and the camera lens of camera is arranged downwards, the uniform setting of several cameras, the front end of chain and sprocket driving device one is connected with motor, the rear end of chain and sprocket driving device one is connected with belt driver, the upper end of spring is bolted on support, the lower end of spring is connected with belt driver, four spring side-by-side parallel are arranged, annular saw is fixed on support by transmission fluid cylinder pressure, the upper end of transmission fluid cylinder pressure is provided with sleeve, two annular saw side-by-side parallel are arranged, the rear end of chain and sprocket driving device two is connected with motor.
The beneficial effects of the utility model are: the utility model structure is simple, easy to operate, the object that a device can be accomplished to block sawn timber surface defects detection, sawn timber cutting edge and sawn timber simultaneously, automaticity is high, save a large amount of manpower financial capacity, reduce production cost.In the process that sawn timber transports, utilize camera according to taking the photograph sawn timber surface, and by the surperficial defect existed of Computer Analysis sawn timber, calculate the optimum distance between two annular saws, and control transmitting hydraulic cylinder by computer and drive annular saw to dismiss the burr of sawn timber, and by the rotation of sleeve, annular saw is made to change cutting direction, reach the object of blocking sawn timber, the volume recovery of sawn timber improves 10%-15%.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model, and Fig. 2 is the top view of Fig. 1, and Fig. 3 is sawn timber surface defects detection extension fixture schematic diagram, and Fig. 4 is the top view of Fig. 3.
Detailed description of the invention
Detailed description of the invention one: composition graphs 1 and Fig. 2 illustrate present embodiment, a kind of sawn timber surface defects detection described in present embodiment, cutting edge and cutting device comprise chain and sprocket driving device one, chain and sprocket driving device two, belt driver, base 1, support 2, sliding beam 3, sleeve 4, transmission fluid cylinder pressure 5, four springs 6, two motor 7, two annular saws 8 and several cameras 9, chain and sprocket driving device one, belt driver and chain and sprocket driving device two are successively set on the upper surface of base 1 from front to back, chain and sprocket driving device one and chain and sprocket driving device two are set up in parallel along horizontal linear, support 2 is rectangular frame, support 2 is erected at the top of chain and sprocket driving device one, in support 2, support 2 width is provided with hack lever 2-1, sliding beam 3 is arranged between the minor face of support 2 and hack lever 2-1, and the center line of length direction of sliding beam 3 and the centerline parallel of support 2 length direction are arranged, several cameras 9 are bolted on sliding beam 3, and the camera lens of camera 9 is arranged downwards, the uniform setting of several cameras 9, the front end of chain and sprocket driving device one is connected with motor 7, the rear end of chain and sprocket driving device one is connected with belt driver, the upper end of spring 6 is bolted on support 2, the lower end of spring 6 is connected with belt driver, four spring 6 side-by-side parallel are arranged, annular saw 8 is fixed on support 2 by transmission fluid cylinder pressure 5, the upper end of transmission fluid cylinder pressure 5 is provided with sleeve 4, two annular saw 8 side-by-side parallel are arranged, the rear end of chain and sprocket driving device two is connected with motor 7.
In present embodiment, camera 9 is industry high definition camera fast, sleeve 4 makes direction and the panel sizing saw direction keeping parallelism of annular saw 8, camera 9 is connected with computer, external hydraulic device is controlled by computer, thus control chain saw transmitting hydraulic cylinder 5 and motor 7, the sawn timber surface image that computer disposal camera 9 transmits, by analyzing sawn timber surface image, find bark or the blemish of sawn timber both sides, scheme is sawed under optimization according to establishment, obtain the width after unedged sawn timber cutting, control transmission fluid cylinder pressure 5 position, make two annular saws 8 apart from be just optimize after cutting width, make it fixing, two annular saws 8 work simultaneously, sawn timber continues forwards transmission, thus by sawn timber both sides bark and the blemish removal affecting lumber class, when blocking, control annular saw 8 by sleeve 4 and keep vertical with panel sizing saw direction, motor 7 stall, making sheet material arrive annular saw 8 position length is preset length just, wherein side annular saw 8 rotates, control the transmission fluid cylinder pressure 5 of rotating side annular saw 8, make annular saw 8 transmission continuously, thus realize blocking of sheet material.
Detailed description of the invention two: composition graphs 1 and Fig. 2 illustrate present embodiment, chain and sprocket driving device one described in present embodiment comprises several rollers 10 and chain 11, several roller 10 side-by-side parallel are arranged and are connected by chain 11, the outer surface of roller 10 is set with rubber sleeve 12, the surface of rubber sleeve 12 is provided with several projections, and the structure of chain and sprocket driving device two is identical with the structure of chain and sprocket driving device one.Setting like this, the projection that the surface of rubber sleeve 12 is arranged, can increase the frictional force between roller 10 and sawn timber.Other composition and annexation identical with detailed description of the invention one.
Detailed description of the invention three: as Fig. 1 and Fig. 2 illustrates present embodiment, belt driver described in present embodiment comprises two belts 13 and three rollers 14, one of them roller 14 is arranged with last roller 10 side-by-side parallel of chain and sprocket driving device one rear end and is connected and composed an initiatively transmission device by a belt 13, two other roller 14 side-by-side parallel arranges and connects and composes a slave drive device by a belt 13, initiatively transmission device is arranged on the below of slave drive device, and a spring 6 is respectively installed at the two ends of each roller 14 of slave drive device.Setting like this, initiatively transmission device is by the rotation of roller 10, drives slave drive device, the pressure between adjustable two transmission devices of the spring 6 that slave drive device is arranged, thus reaches the object compressed with transmitting sawn timber.Other composition and annexation identical with detailed description of the invention two.
Detailed description of the invention four: composition graphs 1 and Fig. 2 illustrate present embodiment, described in present embodiment, a kind of sawn timber surface defects detection, cutting edge and cutting device also comprise multiple wheel 15, and the wheel 15 that every two side-by-side parallel are arranged is arranged on the both sides of base 1 by an axletree.Setting like this, makes the utility model can realize walking, convenient carrying.Other composition and annexation identical with detailed description of the invention one.
Detailed description of the invention five: composition graphs 1 and Fig. 2 illustrate present embodiment, described in present embodiment, a kind of sawn timber surface defects detection, cutting edge and cutting device also comprise multiple lifting hydraulic cylinder 16, the uniform lower surface being arranged on base 1 of multiple lifting hydraulic cylinder 16.Setting like this, when lifting hydraulic cylinder 16 is propped, what it is such that the utility model can be stable fixes on the ground, and when lifting hydraulic cylinder 16 is packed up, wheel 15 and earth surface, can carry or move the utility model.Other composition and annexation identical with detailed description of the invention four.
Detailed description of the invention six: composition graphs 1 and Fig. 2 illustrate present embodiment, described in present embodiment, a kind of sawn timber surface defects detection, cutting edge and cutting device also comprise swash plate 17, one end of swash plate 17 is inclined in the front end surface of base 1, and the free end of swash plate 17 is provided with circular arc and downward-sloping.Setting like this, the sheet material after cutting continues transmission, is slided by swash plate 17.Other composition and annexation identical with detailed description of the invention five.
Detailed description of the invention seven: composition graphs 3 and Fig. 4 illustrate present embodiment, a kind of sawn timber surface defects detection described in present embodiment, cutting edge and cutting device also comprise sawn timber surface defects detection extension fixture, described sawn timber surface defects detection extension fixture comprises base 1, support 2, chain and sprocket driving device one, sliding beam 3, motor 7, several lifting hydraulic cylinders 16, camera 9 and wheel 15, chain and sprocket driving device one is arranged on the upper surface of base 1, one end of chain and sprocket driving device one is connected with motor 7, support 2 is erected at the top of base 1, sliding beam 3 is arranged on the middle part of support 2, and the center line of sliding beam 3 length direction is parallel with the long limit of support 2, camera 9 is arranged on sliding beam by bolt, and the camera lens of camera 9 is arranged downwards, the uniform setting of several cameras 9, on the uniform lower surface being arranged on base 1 of several lifting hydraulic cylinders 16, every two wheels 15 are fixed on base 1 by an axletree.Setting like this, when the sawn timber needing to detect is long, can utilize the length that this device for prolonging detects, when lifting hydraulic cylinder 16 is packed up, wheel 15 and earth surface, this device can move freely.Other compositions and annexation and detailed description of the invention one, two, three, four, five or six identical.
Operation principle
A kind of based on the unedged sawn timber surface defects detection of computer vision technique and the cutting edge of sawn timber and cutting device described in present embodiment, motor 7 drives chain and sprocket driving device one, sawn timber is placed on the roller 10 of chain and sprocket driving device one, camera 9 is had directly over sawn timber, be connected with computer, Computer Analysis obtains the defective locations of sawn timber in photo, thus by controlling external hydraulic device, control transmission fluid cylinder pressure 5 position, annular saw 8 is made to remove the defect of sawn timber both sides, roller 10 outer surface is set with rubber sleeve 12, the surface of rubber sleeve 12 is provided with projection, thus realize increasing the frictional force between roller 10 and sawn timber, last roller 10 in chain and sprocket driving device one drives roller 14 in parallel to form an initiatively transmission mechanism by belt 13, two rollers 14 of the side of being located thereon are connected to form a slave hand actuator by belt 13, by the transmission between Liang Ge mechanism, can transmission sawn timber, the two ends of each roller 14 of slave hand actuator are respectively provided with a spring 6, be used for regulating slave hand actuator and the thrust initiatively between transmission mechanism, the cutting edge position of annular saw 8 is controlled by transmission fluid cylinder pressure 5, wherein the disconnect position direction of annular saw 8 can be rotated by sleeve 4 and be controlled.Motor 7 continuously transmission, fixed conveyor hydraulic cylinder 5 and annular saw 8 and edge-cutting device direction keeping parallelism, can realize sawn timber and debark or go defect to cut; Motor 7 stall, continuous action transmission fluid cylinder pressure 5 and annular saw 8 keeps vertical with clipping edge device direction, can realize blocking of sawn timber; Sheet material after cutting slides cutting edge and cutting device by swash plate 17.Lifting hydraulic cylinder 16 is connected with external hydraulic device, controls cutting edge and cutting device height by landing, when lifting hydraulic cylinder 16 is packed up completely, and wheel 15 and earth surface, i.e. removable cutting edge and cutting device.

Claims (6)

1. a sawn timber surface defects detection, cutting edge and cutting device, it is characterized in that: described a kind of sawn timber surface defects detection, cutting edge and cutting device comprise chain and sprocket driving device one, chain and sprocket driving device two, belt driver, base (1), support (2), sliding beam (3), sleeve (4), transmission fluid cylinder pressure (5), four springs (6), two motor (7), two annular saws (8) and several cameras (9), chain and sprocket driving device one, belt driver and chain and sprocket driving device two are successively set on the upper surface of base (1) from front to back, chain and sprocket driving device one and chain and sprocket driving device two are set up in parallel along horizontal linear, support (2) is rectangular frame, support (2) is erected at the top of chain and sprocket driving device one, in support (2), support (2) width is provided with hack lever (2-1), sliding beam (3) is arranged between the minor face of support (2) and hack lever (2-1), and the center line of length direction of sliding beam (3) and the centerline parallel of support (2) length direction are arranged, several cameras (9) are bolted on sliding beam (3), and the camera lens of camera (9) is arranged downwards, several cameras (9) uniform setting, the front end of chain and sprocket driving device one is connected with motor (7), the rear end of chain and sprocket driving device one is connected with belt driver, the upper end of spring (6) is bolted on support (2), the lower end of spring (6) is connected with belt driver, four spring (6) side-by-side parallel are arranged, annular saw (8) is fixed on support (2) by transmission fluid cylinder pressure (5), the upper end of transmission fluid cylinder pressure (5) is provided with sleeve (4), two annular saw (8) side-by-side parallel are arranged, the rear end of chain and sprocket driving device two is connected with motor (7).
2. a kind of sawn timber surface defects detection, cutting edge and cutting device according to claim 1, it is characterized in that: described chain and sprocket driving device one comprises several rollers (10) and chain (11), several rollers (10) side-by-side parallel arranges and passes through chain (11) and connects, the outer surface of roller (10) is set with rubber sleeve (12), the surface of rubber sleeve (12) is provided with several projections, and the structure of chain and sprocket driving device two is identical with the structure of chain and sprocket driving device one.
3. a kind of sawn timber surface defects detection according to claim 2, cutting edge and cutting device, it is characterized in that: belt driver comprises two belts (13) and three rollers (14), one of them roller (14) and last roller (10) side-by-side parallel of chain and sprocket driving device one rear end arrange and pass through a belt (13) and connect and compose an initiatively transmission device, two other roller (14) side-by-side parallel arranges and passes through a belt (13) and connects and composes a slave drive device, initiatively transmission device is arranged on the below of slave drive device, a spring (6) is respectively installed at the two ends of each roller (14) of slave drive device.
4. a kind of sawn timber surface defects detection, cutting edge and cutting device according to claim 1, it is characterized in that: described a kind of sawn timber surface defects detection, cutting edge and cutting device also comprise multiple wheel (15), the wheel (15) that every two side-by-side parallel are arranged is arranged on the both sides of base (1) by an axletree.
5. a kind of sawn timber surface defects detection, cutting edge and cutting device according to claim 4, it is characterized in that: described a kind of sawn timber surface defects detection, cutting edge and cutting device also comprise multiple lifting hydraulic cylinder (16), the uniform lower surface being arranged on base (1) of multiple lifting hydraulic cylinder (16).
6. a kind of sawn timber surface defects detection, cutting edge and cutting device according to claim 5, it is characterized in that: described a kind of sawn timber surface defects detection, cutting edge and cutting device also comprise swash plate (17), one end of swash plate (17) is inclined in the front end surface of base (1), and the free end of swash plate (17) is provided with circular arc and downward-sloping.
CN201420785217.3U 2014-12-11 2014-12-11 A kind of sawn timber surface defects detection, cutting edge and cutting device Expired - Fee Related CN204278133U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420785217.3U CN204278133U (en) 2014-12-11 2014-12-11 A kind of sawn timber surface defects detection, cutting edge and cutting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420785217.3U CN204278133U (en) 2014-12-11 2014-12-11 A kind of sawn timber surface defects detection, cutting edge and cutting device

Publications (1)

Publication Number Publication Date
CN204278133U true CN204278133U (en) 2015-04-22

Family

ID=52861328

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420785217.3U Expired - Fee Related CN204278133U (en) 2014-12-11 2014-12-11 A kind of sawn timber surface defects detection, cutting edge and cutting device

Country Status (1)

Country Link
CN (1) CN204278133U (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104999520A (en) * 2015-06-26 2015-10-28 淮南市巨惠工贸有限公司 Intelligent selecting device of three-dimensional view
CN105500461A (en) * 2015-12-11 2016-04-20 安徽安宿家居有限公司 Trimming mechanism of trimming machine
CN105710930A (en) * 2016-04-17 2016-06-29 临沂金轮热压机械有限公司 Intelligent deviation adjusting type artificial board longitudinal and transverse edge trimming production line and method
CN105856335A (en) * 2016-06-25 2016-08-17 於星杰 Wood plate compress-conveying mechanism
CN106738083A (en) * 2016-12-31 2017-05-31 天津正和瑞科技有限公司 A kind of carpenter cross cut saw of new structure
CN108032379A (en) * 2017-12-05 2018-05-15 赣州绿洲源木业有限公司 Medium density fibre board (MDF) edging and trimming saw
CN109115790A (en) * 2018-09-05 2019-01-01 佛山市特丝纳纺织科技有限公司 A kind of detection device for textile defect
CN109291158A (en) * 2018-11-20 2019-02-01 佛山市爱巢装饰材料实业有限公司 A kind of plank detects prosthetic appliance automatically
CN110039374A (en) * 2019-05-07 2019-07-23 上海智共荟智能科技有限公司 A kind of visual identity guidance system, apparatus and method
CN110802693A (en) * 2019-11-08 2020-02-18 江西双双机械制造有限公司 Bamboo tube cutting machine
CN112976166A (en) * 2021-03-24 2021-06-18 优铠(上海)机械有限公司 Intelligent wood transverse sawing system

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104999520A (en) * 2015-06-26 2015-10-28 淮南市巨惠工贸有限公司 Intelligent selecting device of three-dimensional view
CN105500461A (en) * 2015-12-11 2016-04-20 安徽安宿家居有限公司 Trimming mechanism of trimming machine
CN105710930A (en) * 2016-04-17 2016-06-29 临沂金轮热压机械有限公司 Intelligent deviation adjusting type artificial board longitudinal and transverse edge trimming production line and method
CN105710930B (en) * 2016-04-17 2018-03-13 临沂金轮热压机械有限公司 Intelligent tuningout type wood-based plate mitre saw side production line and method
CN105856335A (en) * 2016-06-25 2016-08-17 於星杰 Wood plate compress-conveying mechanism
CN106738083A (en) * 2016-12-31 2017-05-31 天津正和瑞科技有限公司 A kind of carpenter cross cut saw of new structure
CN108032379A (en) * 2017-12-05 2018-05-15 赣州绿洲源木业有限公司 Medium density fibre board (MDF) edging and trimming saw
CN109115790A (en) * 2018-09-05 2019-01-01 佛山市特丝纳纺织科技有限公司 A kind of detection device for textile defect
CN109115790B (en) * 2018-09-05 2021-06-01 佛山市南海区海娃纺织有限公司 Detection device for textile defects
CN109291158A (en) * 2018-11-20 2019-02-01 佛山市爱巢装饰材料实业有限公司 A kind of plank detects prosthetic appliance automatically
CN110039374A (en) * 2019-05-07 2019-07-23 上海智共荟智能科技有限公司 A kind of visual identity guidance system, apparatus and method
CN110802693A (en) * 2019-11-08 2020-02-18 江西双双机械制造有限公司 Bamboo tube cutting machine
CN112976166A (en) * 2021-03-24 2021-06-18 优铠(上海)机械有限公司 Intelligent wood transverse sawing system

Similar Documents

Publication Publication Date Title
CN204278133U (en) A kind of sawn timber surface defects detection, cutting edge and cutting device
WO2018014464A1 (en) High-speed cut-off saw of numerical control
CN208005853U (en) A kind of four side of numerical control saw process equipment
CN104526771A (en) Processing line for round timber
CN104663848B (en) A kind of prawn opens back of the body head-removed device
CN203622574U (en) Automatic slasher
CN211682550U (en) V-shaped wood conveying device
CN103170999A (en) Log turning and feeding machine tool
CN105414657A (en) Machining device for stably shearing sections in size-positioning manner
CN104493906A (en) Full-automatic wood feeder
CN103170997B (en) Log sawing machine
CN213674869U (en) Double-trolley stone cutting device
CN205129062U (en) Shearing mechanism is stabilized to steel
CN103170998B (en) Material pressing frame of log sawing machine
CN204148636U (en) The quick blank cutter of heavy-load type aluminium alloy
CN203578735U (en) Manual-automatic sprue cup cutting machine
CN107283530B (en) Automatic sawmilling device
CN106493423A (en) A kind of method of work of adjustable cutting device
CN105291196A (en) Longitudinal multi-sheet saw for hot-press heavy bamboo board
CN211842376U (en) Novel plank location cutting device
CN211917097U (en) Cutting machine capable of cutting boards with different sizes
CN102837327A (en) Automatic cutting device of whole plate conveyer belt
CN111037656A (en) Intelligent production line with optimized sectioning
CN109895265B (en) Ceramic fiber block cutting machine
CN204264987U (en) Realize hinge automatic transport feeding device

Legal Events

Date Code Title Description
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150422

Termination date: 20151211

EXPY Termination of patent right or utility model