[go: up one dir, main page]

CN105817548B - A kind of steel disc conveys punching mechanism - Google Patents

A kind of steel disc conveys punching mechanism Download PDF

Info

Publication number
CN105817548B
CN105817548B CN201610379513.7A CN201610379513A CN105817548B CN 105817548 B CN105817548 B CN 105817548B CN 201610379513 A CN201610379513 A CN 201610379513A CN 105817548 B CN105817548 B CN 105817548B
Authority
CN
China
Prior art keywords
fixed
platen
mould
connecting plate
punching mechanism
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
CN201610379513.7A
Other languages
Chinese (zh)
Other versions
CN105817548A (en
Inventor
陈蔡峰
何倩
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.)
Jiangmen Fuxin Hardware Manufacturing Co Ltd
Original Assignee
Mengcheng County Hong Mdt Infotech 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 Mengcheng County Hong Mdt Infotech Ltd filed Critical Mengcheng County Hong Mdt Infotech Ltd
Priority to CN201610379513.7A priority Critical patent/CN105817548B/en
Publication of CN105817548A publication Critical patent/CN105817548A/en
Application granted granted Critical
Publication of CN105817548B publication Critical patent/CN105817548B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/02Advancing work in relation to the stroke of the die or tool
    • B21D43/04Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
  • Press Drives And Press Lines (AREA)

Abstract

The invention discloses a kind of steel disc to convey punching mechanism, including frame, the frame includes platen and four supporting legs, supporting leg is fixed on the bottom surface of platen, stamping connection plate is fixed with the right side wall of platen, the top left side of stamping connection plate is fixed with punching mechanism connecting plate, punching mechanism connecting plate is in above the right side of platen, the middle top surface of punching mechanism connecting plate is fixed with punching press oil cylinder, the push rod of punching press oil cylinder through punching mechanism connecting plate and is fixed with mould connecting plate straight down, and the bottom surface of upper mould connecting plate is fixed with mould;The lower section of platen is provided with lower horizontal supporting plate, and lower horizontal supporting plate is fixed on four supporting legs, and the left end bottom surface of platen is fixed with supporting plate, promotes oil cylinder to fix on the supporting plate;Steel disc can automatically be gripped and be delivered to gone up mould between lower mould by it, carry out punch forming automatically, its safety, efficiency high, and its lower mould is arranged and fixed conveniently.

Description

A kind of steel disc conveys punching mechanism
Technical field:
The present invention relates to metal parts technical field of processing equipment, more specifically to a kind of steel disc conveying stamping machine Structure.
Background technology:
Existing stalloy is general using manually stalloy is placed on platen when carrying out punch process, passes through spiral shell Bolt fixes briquetting, and stalloy is clamped between briquetting and platen, then carries out punching press punching, its efficiency is low, and manually installed It is dangerous.
The content of the invention:
The purpose of the present invention and provides a kind of steel disc conveying punching mechanism aiming at the deficiency of prior art, and it can be with Steel disc is gripped automatically and is delivered to gone up mould between lower mould, carries out punch forming automatically, its safety, efficiency high, and And its lower mould is arranged and fixed conveniently.
The technology solution of the present invention is as follows:
A kind of steel disc conveys punching mechanism, including frame, and the frame includes platen and four supporting legs, supporting leg are fixed on platform On the bottom surface of plate, stamping connection plate is fixed with the right side wall of platen, the top left side of stamping connection plate is fixed with punching mechanism Connecting plate, punching mechanism connecting plate are in above the right side of platen, and the middle top surface of punching mechanism connecting plate is fixed with punching oil Cylinder, the push rod of punching press oil cylinder through punching mechanism connecting plate and are fixed with mould connecting plate, the bottom of upper mould connecting plate straight down Face is fixed with mould;
The lower section of platen is provided with lower horizontal supporting plate, and lower horizontal supporting plate is fixed on four supporting legs, the left end bottom of platen Face is fixed with supporting plate, promotes oil cylinder fixation on the supporting plate, promotes the push rod of oil cylinder through supporting plate and is fixed with bottom cunning Block, on the horizontal support block that the middle top surface that base slider is pressed against lower horizontal supporting plate is fixed with, the both sides of base slider are consolidated Surely there is connection support arm, the top of two connection support arms is in the both sides of platen, and the top of two connection support arms is fixed with Contiguous block, two contiguous blocks are in two upper lateral parts of platen, and the bottom of the relative wall of two contiguous blocks is fixed with lower grip block, The top of the relative wall of two contiguous blocks is fixed with oil cylinder connecting plate, and clamping cylinder is fixed on the top surface of oil cylinder connecting plate, The push rod of clamping cylinder is through oil cylinder connecting plate and is fixed with grip block, and upper grip block is corresponding with lower grip block, platen Main supporting plate is fixedly arranged in the middle of, arc convex bar is fixed with Main shoe plate two side, the side wall of lower grip block has arc Elongated slot, in arc elongated slot, the top surface of Main shoe plate top surface and lower grip block mutually maintains an equal level arc convex bar sleeve;
Main shoe plate right side top surface has lower mould installation groove, and the bottom surface of lower mould installation groove is fixed with Permanent-magnet layer, Multiple positioning bulb plungers are bolted with four madial walls of lower mould installation groove, lower mould sleeve in lower mould installation groove, The steel ball of positioning bulb plunger is nested in the positioning shrinkage pool having on the lateral wall of lower mould, and the bottom surface of lower mould is adsorbed in permanent magnet On layer, upper mould and lower mould consistency from top to bottom.
There is slide protrusion, slide protrusion sleeve has perpendicular in the side wall of contiguous block in the side wall of the upper grip block In straight runner.
The bottom surface of the upper grip block and the top surface of lower grip block are respectively provided with tooth form clamping face.
The left end of the lower horizontal supporting plate extends the left side wall for stretching out platen to the left, promotes and is fixed on down in the middle part of oil cylinder On the block being fixed with the left end of horizontal supporting plate in plane.
The both sides of the lower mould have crawl block, and the surface for capturing block is the upper mould connecting plate of the both sides of upper mould.
The right-hand member both sides of the platen are fixed with fixed mount, and proximity switch, the sensing of proximity switch are fixed with fixed mount End is on same perpendicular against connection support arm, the center of proximity switch and upper mould or lower mould.
The top surface of the upper mould connecting plate, which is fixed with, is vertically directed bar, is vertically directed bar sleeve in punching mechanism connecting plate On.
The beneficial effects of the present invention are:
Steel disc can automatically be gripped and be delivered to gone up mould between lower mould by it, carry out punch forming automatically, its Safety, efficiency high, and also its lower mould is arranged and fixed conveniently.
Brief description of the drawings:
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the partial top view of the present invention;
Fig. 3 is the partial sectional view of the present invention;
Fig. 4 is Fig. 3 partial enlarged drawing;
Fig. 5 is the partial sectional view of another part of the present invention;
Fig. 6 is Fig. 5 partial enlarged drawing.
Embodiment:
Embodiment:As shown in Fig. 1 to Fig. 6, a kind of steel disc conveys punching mechanism, including frame 10, the frame 10 include Platen 11 and four supporting legs 12, supporting leg 12 are fixed on the bottom surface of platen 11, and stamping connection is fixed with the right side wall of platen 11 Plate 30, the top left side of stamping connection plate 30 are fixed with punching mechanism connecting plate 31, and punching mechanism connecting plate 31 is in platen 11 Right side above, the middle top surface of punching mechanism connecting plate 31 is fixed with punching press oil cylinder 32, the push rod of punching press oil cylinder 32 vertically to Under through punching mechanism connecting plate 31 and be fixed with upper mould connecting plate 33, the bottom surface of upper mould connecting plate 33 is fixed with mould 34;
The lower section of platen 11 is provided with lower horizontal supporting plate 13, and lower horizontal supporting plate 13 is fixed on four supporting legs 12, platen 11 left end bottom surface is fixed with supporting plate 14, promotes oil cylinder 15 to be fixed in supporting plate 14, promotes the push rod of oil cylinder 15 to pass through branch Fagging 14 is simultaneously fixed with base slider 16, and base slider 16 is pressed against the level that the middle top surface of lower horizontal supporting plate 13 is fixed with In support block 131, the both sides of base slider 16 are fixed with connection support arm 17, and the top of two connection support arms 17 is in platen 11 both sides, the top of two connection support arms 17 are fixed with contiguous block 18, and two contiguous blocks 18 are on the both sides of platen 11 Portion, the bottom of the relative wall of two contiguous blocks 18 are fixed with lower grip block 181, the top of the relative wall of two contiguous blocks 18 Oil cylinder connecting plate 182 is fixed with, clamping cylinder 183 is fixed on the top surface of oil cylinder connecting plate 182, the push rod of clamping cylinder 183 Through oil cylinder connecting plate 182 and upper grip block 184 is fixed with, upper grip block 184 is corresponding with lower grip block 181, platen 11 Main supporting plate 111 is fixedly arranged in the middle of, arc convex bar 112 is fixed with the two side of main supporting plate 111, lower grip block 181 Side wall has arc elongated slot 1811, and the sleeve of arc convex bar 112 is in arc elongated slot 1811, and the top surface of main supporting plate 111 is with The top surface of grip block 181 mutually maintains an equal level;
The right side top surface of main supporting plate 111 has lower mould installation groove 35, and the bottom surface of lower mould installation groove 35 is fixed with forever Magnet layer 36, multiple positioning bulb plungers 37 are bolted with four madial walls of lower mould installation groove 35, and the lower sleeve of mould 38 exists In lower mould installation groove 35, the steel ball of positioning bulb plunger 37 is nested in the positioning shrinkage pool 381 having on the lateral wall of lower mould 38 In, the bottom surface of lower mould 38 is adsorbed on Permanent-magnet layer 36, upper mould 34 and the lower consistency from top to bottom of mould 38.
Further, there is slide protrusion 1841, the sleeve of slide protrusion 1841 exists in the side wall of the upper grip block 184 In the vertical chute 185 having in the side wall of contiguous block 18.
Further, the bottom surface of the upper grip block 184 and the top surface of lower grip block 181 are respectively provided with tooth form clamping face.
Further, the left end of the lower horizontal supporting plate 13 extends the left side wall for stretching out platen 11 to the left, promotes oil The middle part of cylinder 15 is fixed on the block being fixed with the left end of lower horizontal supporting plate 13 in plane.
Further, the both sides of the lower mould 38 have crawl block 382, and the surface of crawl block 382 is upper mould 34 The upper mould connecting plate 33 of both sides.
Further, the right-hand member both sides of the platen 11 are fixed with fixed mount 112, are fixed with fixed mount 112 close Switch 113, the opposite connection support arm 17 of induction end of proximity switch 113, the center of proximity switch 113 and upper mould 34 or lower mould 38 Position is on same perpendicular.
Further, the top surface of the upper mould connecting plate 33, which is fixed with, is vertically directed bar 331, is vertically directed bar 331 and inserts It is enclosed on punching mechanism connecting plate 31.
Operation principle:Steel disc is placed on main supporting plate 111, the both ends sleeve of steel disc two lower grip blocks 181 with Between upper grip block 184, then, promoted by the push rod of clamping cylinder 183 so that the both ends of steel disc are clamped in lower grip block Between 181 and upper grip block 184, then, the push rod of oil cylinder 15 is promoted to promote so that steel disc moves right along main supporting plate 111, After proximity switch 113 senses connection support arm 17, promote oil cylinder 15 out of service, meanwhile, the push rod of punching press oil cylinder 32 to Lower promotion so that the upper punching press steel disc of mould 34 so that steel disc is clamped between upper mould 34 and lower mould 28, realizes punch forming, very Convenient, without manually fixing, security is good for it.
And its lower mould 38 is easy for installation, it is only necessary to when lower mould 38 can be taken out with crawl block 382 is gripped, and be installed, only Need lower mould 38 being put into lower mould installation groove 35, the steel ball by positioning bulb plunger 37 is nested in the lateral wall of lower mould 38 On in the positioning shrinkage pool 381 that has, the bottom surface of lower mould 38 is adsorbed on Permanent-magnet layer 36, very convenient.

Claims (5)

1. a kind of steel disc conveys punching mechanism, including frame (10), it is characterised in that:The frame (10) include platen (11) and Four supporting legs (12), supporting leg (12) are fixed on the bottom surface of platen (11), and stamping connection is fixed with the right side wall of platen (11) Plate (30), the top left side of stamping connection plate (30) are fixed with punching mechanism connecting plate (31), punching mechanism connecting plate (31) place Above the right side of platen (11), the middle top surface of punching mechanism connecting plate (31) is fixed with punching press oil cylinder (32), punching press oil cylinder (32) push rod through punching mechanism connecting plate (31) and is fixed with mould connecting plate (33), upper mould connecting plate (33) straight down Bottom surface be fixed with mould (34);
The lower section of platen (11) is provided with lower horizontal supporting plate (13), and lower horizontal supporting plate (13) is fixed on four supporting legs (12), The left end bottom surface of platen (11) is fixed with supporting plate (14), promotes oil cylinder (15) to be fixed in supporting plate (14), promotes oil cylinder (15) push rod is through supporting plate (14) and is fixed with base slider (16), and base slider (16) is pressed against lower horizontal supporting plate (13) on the horizontal support block (131) that middle top surface is fixed with, the both sides of base slider (16) are fixed with connection support arm (17), the top of two connection support arms (17) is in the both sides of platen (11), and the top of two connection support arms (17) is fixed There is contiguous block (18), two contiguous blocks (18) are in two upper lateral parts of platen (11), the relative wall's of two contiguous blocks (18) Bottom is fixed with lower grip block (181), and the top of the relative wall of two contiguous blocks (18) is fixed with oil cylinder connecting plate (182), Clamping cylinder (183) is fixed on the top surface of oil cylinder connecting plate (182), and the push rod of clamping cylinder (183) passes through oil cylinder connecting plate (182) and grip block (184) is fixed with, upper grip block (184) is corresponding with lower grip block (181), the middle part of platen (11) Main supporting plate (111) is fixed with, arc convex bar is fixed with the two side of main supporting plate (111), lower grip block (181) Side wall has arc elongated slot (1811), arc convex bar sleeve in arc elongated slot (1811), the top surface of main supporting plate (111) with The top surface of lower grip block (181) mutually maintains an equal level;
The right side top surface of main supporting plate (111) has lower mould installation groove (35), and the bottom surface of lower mould installation groove (35) is fixed with Permanent-magnet layer (36), multiple positioning bulb plungers (37), lower mould are bolted with four madial walls of lower mould installation groove (35) (38) in lower mould installation groove (35), the steel ball of positioning bulb plunger (37) is nested on the lateral wall of lower mould (38) to be had sleeve In some positioning shrinkage pools (381), the bottom surface of lower mould (38) is adsorbed on Permanent-magnet layer (36), and upper mould (34) and lower mould (38) are up and down Alignment;
There is slide protrusion (1841), slide protrusion (1841) sleeve is in contiguous block in the side wall of the upper grip block (184) (18) in the vertical chute (185) having in side wall;
The bottom surface of the upper grip block (184) and the top surface of lower grip block (181) are respectively provided with tooth form clamping face.
A kind of 2. steel disc conveying punching mechanism according to claim 1, it is characterised in that:The lower horizontal supporting plate (13) Left end extends the left side wall for stretching out platen (11) to the left, promotes the left side that lower horizontal supporting plate (13) are fixed in the middle part of oil cylinder (15) On the block being fixed with end in plane.
A kind of 3. steel disc conveying punching mechanism according to claim 1, it is characterised in that:The both sides of the lower mould (38) have Block (382) is captured, the surface of crawl block (382) is the upper mould connecting plate (33) of the both sides of upper mould (34).
A kind of 4. steel disc conveying punching mechanism according to claim 1, it is characterised in that:The right-hand member both sides of the platen (11) Fixed mount is fixed with, proximity switch (113), the opposite connection support arm of induction end of proximity switch (113) are fixed with fixed mount (17), the center of proximity switch (113) and upper mould (34) or lower mould (38) is on same perpendicular.
A kind of 5. steel disc conveying punching mechanism according to claim 1, it is characterised in that:The top of the upper mould connecting plate (33) Face, which is fixed with, is vertically directed bar (331), is vertically directed bar (331) sleeve on punching mechanism connecting plate (31).
CN201610379513.7A 2016-05-31 2016-05-31 A kind of steel disc conveys punching mechanism Expired - Fee Related CN105817548B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610379513.7A CN105817548B (en) 2016-05-31 2016-05-31 A kind of steel disc conveys punching mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610379513.7A CN105817548B (en) 2016-05-31 2016-05-31 A kind of steel disc conveys punching mechanism

Publications (2)

Publication Number Publication Date
CN105817548A CN105817548A (en) 2016-08-03
CN105817548B true CN105817548B (en) 2017-11-21

Family

ID=56531572

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610379513.7A Expired - Fee Related CN105817548B (en) 2016-05-31 2016-05-31 A kind of steel disc conveys punching mechanism

Country Status (1)

Country Link
CN (1) CN105817548B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116511336B (en) * 2023-06-29 2023-08-25 江苏万意节能科技有限公司 Steel heald stamping production system and working method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4960665B2 (en) * 2006-08-11 2012-06-27 キヤノン株式会社 Light emitting element array and image forming apparatus
CN201442053U (en) * 2009-08-13 2010-04-28 青岛东和科技有限公司 Computerized numerical control (CNC) punch press of automobile beam
WO2013157347A1 (en) * 2012-04-18 2013-10-24 村田機械株式会社 Board conveyance apparatus and board processing system using same
CN102773357B (en) * 2012-07-09 2014-02-05 和和机械(张家港)有限公司 Feeding clamping device in full-automatic numerical control hydraulic pipe bender
CN104942088B (en) * 2015-06-27 2017-03-01 江苏金铁人自动化科技有限公司 A kind of automatic bending extraction element of electric wire threading groove lid
CN105234251B (en) * 2015-11-03 2017-10-24 重庆锐佳机械有限公司 Clutch reduction machine steel disc stamping machine
CN205702179U (en) * 2016-05-31 2016-11-23 佛山市联智新创科技有限公司 A kind of steel disc conveying punching mechanism

Also Published As

Publication number Publication date
CN105817548A (en) 2016-08-03

Similar Documents

Publication Publication Date Title
CN105014742B (en) Simple punching mechanism for corrugated boards
CN105965567B (en) A kind of plastic tube surface trimming fixing device
CN107617990A (en) A kind of irregular five gold bullions sleeve pressing machine structure
CN208467231U (en) A kind of foundry robot's automatic part picking fixture
CN104999513B (en) A kind of drift can be with the simple punch mechanism of the corrugated board of left and right adjusting
CN103009051A (en) Full automatic pressing machine for plastic inserts
CN105945168A (en) Feed conveying punch forming mechanism for bended plate
CN206153868U (en) A lock screw machine
CN107553185A (en) A kind of position can accurate adjustment irregular five gold bullions sleeve pressing machine structure
CN105817548B (en) A kind of steel disc conveys punching mechanism
CN105964822B (en) A kind of steel disc conveying mechanism
CN205766428U (en) A kind of plastic cylinder body three-point positioning mechanism
CN205837988U (en) A kind of PU material automatic material fetching machine
CN205702179U (en) A kind of steel disc conveying punching mechanism
CN205763467U (en) A kind of steel disc conveying mechanism
CN107626809A (en) A metal plate punching mechanism with a receiving tank body
CN106829372A (en) A kind of cosmetic material kit automatic moving mechanism
CN207508018U (en) The reshaping device of heavily loaded elastic clip product
CN207735967U (en) A clamping mechanism for hardware arc-shaped special-shaped block
CN205798213U (en) A kind of bending plate charging carries punch forming mechanism
CN216485585U (en) Foreign matter detection device for motor rotor iron core
CN205799416U (en) A kind of autoplugger pounds device
CN205703471U (en) A kind of steel plate automatic transport detent mechanism with automatic blanking
CN105965585B (en) A kind of plastic tube cut-out fixing device
CN203936764U (en) Linking sewing machine feeding device

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20170928

Address after: 401338, Chongqing Town, Banan District, Shuanghe Town, Tai Ping Village 37

Applicant after: Chongqing Yixin industry and Trade Co., Ltd.

Address before: 528200 Guangdong Province Nanhai District of Foshan City, Guicheng Summer East is Wai Industrial Zone Foshan City Lianzhi Science & Technology Co Ltd

Applicant before: FOSHAN LIANZHI XINCHUANG TECHNOLOGY CO., LTD.

TA01 Transfer of patent application right
CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Chen Caifeng

Inventor after: He Qian

Inventor before: Fu Shuzhen

TA01 Transfer of patent application right

Effective date of registration: 20171018

Address after: 233500 Anhui city of Bozhou province Mengcheng County Road 16 Ji Kang Yong Jun Xiang building 82 households

Applicant after: Mengcheng County Hong Mdt InfoTech Ltd

Address before: 401338, Chongqing Town, Banan District, Shuanghe Town, Tai Ping Village 37

Applicant before: Chongqing Yixin industry and Trade Co., Ltd.

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20190311

Address after: 400147 Guobin Town, 18 Xinji Avenue, Longxi Street, Yubei District, Chongqing City, 11 blocks, 24-11

Patentee after: Chongqing view Intellectual Property Service Co., Ltd.

Address before: 233500 Zhkang Middle Road, Mengcheng County, Bozhou City, Anhui Province, 16 Yongjun Lane, 82 households

Patentee before: Mengcheng County Hong Mdt InfoTech Ltd

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20190326

Address after: 401120 Chongqing Yubei District Longxi Street Jinlong Road 259 Finance and Information City International 4 1-6

Patentee after: Chongqing Haoting Zhongtuo Environmental Technology Co., Ltd.

Address before: 400147 Guobin Town, 18 Xinji Avenue, Longxi Street, Yubei District, Chongqing City, 11 blocks, 24-11

Patentee before: Chongqing view Intellectual Property Service Co., Ltd.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20191230

Address after: No.1 Workshop, Lubian plant, hengtansha road section, Lubian, ChaoLian, Jiangmen City, Guangdong Province

Patentee after: Jiangmen Fuxin Hardware Manufacturing Co., Ltd

Address before: 401120 Chongqing Yubei District Longxi Street Jinlong Road 259 Finance and Information City International 4 1-6

Patentee before: Chongqing Haoting Zhongtuo Environmental Technology Co., Ltd.

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

Granted publication date: 20171121

Termination date: 20210531

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