CN109746505A - A kind of metal tube grip cutting mechanism - Google Patents

A kind of metal tube grip cutting mechanism Download PDF

Info

Publication number
CN109746505A
CN109746505A CN201910138528.8A CN201910138528A CN109746505A CN 109746505 A CN109746505 A CN 109746505A CN 201910138528 A CN201910138528 A CN 201910138528A CN 109746505 A CN109746505 A CN 109746505A
Authority
CN
China
Prior art keywords
plate
cutting
fixed
rack
metal tube
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.)
Granted
Application number
CN201910138528.8A
Other languages
Chinese (zh)
Other versions
CN109746505B (en
Inventor
辛海勇
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.)
Taizhou Fuzhou Neijie Automation Co Ltd
Original Assignee
Taizhou Fuzhou Neijie Automation 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 Taizhou Fuzhou Neijie Automation Co Ltd filed Critical Taizhou Fuzhou Neijie Automation Co Ltd
Priority to CN201910138528.8A priority Critical patent/CN109746505B/en
Publication of CN109746505A publication Critical patent/CN109746505A/en
Application granted granted Critical
Publication of CN109746505B publication Critical patent/CN109746505B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention discloses a kind of metal tube grip cutting mechanism, including rack, the top face of the top plate of the rack is equipped with level board, and the front and rear of the bottom surface of level board is respectively and fixedly provided with lower supporting plate, and the bottom surface of lower supporting plate is fixed on the top surface of the top plate of rack;Cutting rack is fixed in the middle part of the top plate of the rack, the middle top surface of the top plate of upper cutting rack is fixed with cutting lifting cylinder, the push rod of cutting lifting cylinder passes through the bottom surface of the top plate of upper cutting rack and is fixed with lifter plate, the bottom surface of lifter plate is fixed, and there are two support plates, main shaft is fixed in the middle part of cutting wheel, the both ends of main shaft in two support plates, are fixed with cutting motor on the lateral wall of one of support plate by bearing hinge connection.The present invention can automatically grip metal tube to be processed and automatic cutting automatic blanking, cutting conveniently, and are in cut place without people, and cutting is not easy to touch people, highly-safe.

Description

A kind of metal tube grip cutting mechanism
Technical field:
The present invention relates to technical field of automation equipment, more specifically to a kind of metal tube grip cutting mechanism.
Background technique:
After existing metal tube generally uses artificial gripping or clamped by manual adjustment grip block, then cut It cuts, cutting efficiency is low, and disassembly installation grip block is very troublesome, when cutting, since people be in cut place, cuts and is easy to touch People has security risk.
Summary of the invention:
The purpose of the present invention is overcoming the deficiencies of the prior art and provide a kind of metal tube grip cutting mechanism, it can be certainly Dynamic that metal tube to be processed is gripped simultaneously automatic cutting automatic blanking, cutting is convenient, and is in cut place without people, cuts It is not easy to touch people, it is highly-safe.
The solution to the technical problem of the present invention is as follows:
The top face of a kind of metal tube grip cutting mechanism, including rack, the top plate of the rack is equipped with level board, water The front and rear of the bottom surface of plate is respectively and fixedly provided with lower supporting plate, and the bottom surface of lower supporting plate is fixed on the top surface of the top plate of rack On;
Cutting rack is fixed in the middle part of the top plate of the rack, the middle top surface of the top plate of upper cutting rack is fixed with cutting Lifting cylinder, cut lifting cylinder push rod pass through upper cutting rack top plate bottom surface and be fixed with lifter plate, the bottom of lifter plate Face is fixed there are two support plate, is fixed with main shaft in the middle part of cutting wheel, the both ends of main shaft are by bearing hinge connection in two support plates On, cutting motor is fixed on the lateral wall of one of support plate, the output shaft of cutting motor is splined shaft, splined shaft sleeve In the splined hole that one end of main shaft has;
The middle part of the level board to left part forms blanking cutting through slot, and the top surface of middle part to the right part of level board is fixed There is anti-skidding guide layer, the front and rear of the top surface of the right part of level board is respectively and fixedly provided with clamp standoff plate, two clamp standoff plates Lateral wall on be respectively and fixedly provided with compressed oil cylinder, the push rod of compressed oil cylinder passes through clamp standoff plate and is fixed with pushing plate, and two push away It is respectively and fixedly provided with grip block on the relative wall of movable plate, arc groove, gold to be processed are formed on the relative wall of two grip blocks The right part for belonging to pipe is in two arc grooves and is clamped between two grip blocks;
The top surface of level board at the front and rear of the blanking cutting through slot forms sliding groove, and sliding panel sleeve exists In sliding groove, the bottom surface of sliding groove is close in the bottom surface of sliding panel, and the relative wall of two sliding panels is mutually pressed against, metal tube to be processed Left part be pressed against on two sliding panels, sliding groove is stretched out in the outer end of sliding panel, and the external bottom surface of sliding panel is fixed with movable plate, The front and rear of the left part of the top surface of the top plate of rack is respectively and fixedly provided with vertical gripper shoe, and two transverse shifting screw rods are in level The lower section of the front and rear sides of plate, one end of transverse shifting screw rod pass through bearing hinge connection in vertical gripper shoe, transverse shifting screw rod The other end by bearing hinge connection on lower supporting plate, be fixed on the lateral wall of vertical gripper shoe it is mobile adjust motor, it is mobile The output shaft for adjusting motor is splined shaft, and splined shaft sleeve is in the splined hole that one end of transverse shifting screw rod has, movable plate It is screwed on corresponding transverse shifting screw rod;
The top surface of the sliding panel is fixed with vertical plate, and secondary compressed oil cylinder is fixed on the lateral wall of upper vertical plate, secondary The push rod of compressed oil cylinder passes through upper vertical plate and is fixed with secondary push plate, is respectively and fixedly provided with secondary compression on the relative wall of two secondary push plates Block forms secondary arc groove on the relative wall of two secondary compact heaps, and the left part of metal tube to be processed is in two secondary arcs In slot and it is clamped between two secondary compact heaps, cutting wheel is in above the middle part of metal tube to be processed.
Antiskid elastic layer is respectively and fixedly provided on the inner wall of the arc groove and secondary arc groove.
Outer laterally steering bar is fixed on the lateral wall of the pushing plate, outer laterally steering bar sleeve is in corresponding clamping branch On fagging.
Secondary guide rod, secondary guide rod sleeve lifter plate described in upper vertical plate are fixed on the lateral wall of the pair push plate Top surface be fixed with guiding vertical bar, be oriented to vertical bar sleeve on the top plate of upper cutting rack.
Protrusion effect of the invention is: compared with prior art, it can automatically grip metal tube to be processed simultaneously Automatic cutting automatic blanking, cutting is convenient, and is in cut place without people, and cutting is not easy to touch people, highly-safe.
Detailed description of the invention:
Fig. 1 is partial structural diagram of the invention;
Fig. 2 is the partial sectional view at the right part of level board;
Fig. 3 is the partial sectional view at the left part of level board.
Specific embodiment:
Embodiment is shown in as shown in figures 1 and 3, a kind of metal tube grip cutting mechanism, including rack 10, the rack 10 The top face of top plate be equipped with level board 11, the front and rear of the bottom surface of level board 11 is respectively and fixedly provided with lower supporting plate 12, under The bottom surface of support plate 12 is fixed on the top surface of the top plate of rack 10;
Cutting rack 13 is fixed in the middle part of the top plate of the rack 10, the middle top surface of the top plate of upper cutting rack 13 is fixed There is cutting lifting cylinder 131, the push rod of cutting lifting cylinder 131 passes through the bottom surface of the top plate of upper cutting rack 13 and is fixed with lifting Plate 132, the bottom surface of lifter plate 132 is fixed, and there are two support plates 133, and the middle part of cutting wheel 134 is fixed with main shaft 135, main shaft 135 Both ends by bearing hinge connection in two support plates 133, be fixed with cutting motor on the lateral wall of one of support plate 133 136, the output shaft of cutting motor 136 is splined shaft, and splined shaft sleeve is in the splined hole that one end of main shaft 135 has;
Middle part to the left part of the level board 11 forms blanking cutting through slot 111, the middle part of level board 11 to right part Top surface is fixed with anti-skidding guide layer 112, and the front and rear of the top surface of the right part of level board 11 is respectively and fixedly provided with clamp standoff plate 14, Compressed oil cylinder 15 is respectively and fixedly provided on the lateral wall of two clamp standoff plates 14, the push rod of compressed oil cylinder 15 passes through clamp standoff plate 14 And it is fixed with pushing plate 151, it is respectively and fixedly provided with grip block 152 on the relative wall of two pushing plates 151, two grip blocks 152 Arc groove 153 is formed on relative wall, the right part of metal tube 100 to be processed is in two arc grooves 153 and is clamped in Between two grip blocks 152;
The top surface of level board 11 at the front and rear of the blanking cutting through slot 111 forms sliding groove 113, slides For 16 sleeve of plate in sliding groove 113, the bottom surface of sliding groove 113, the opposite wall of two sliding panels 16 are close in the bottom surface of sliding panel 16 Face is mutually pressed against, and the left part of metal tube 100 to be processed is pressed against on two sliding panels 16, and sliding groove is stretched out in the outer end of sliding panel 16 113, the external bottom surface of sliding panel 16 is fixed with movable plate 161, and the front and rear of the left part of the top surface of the top plate of rack 10 is equal It is fixed with vertical gripper shoe 17, two transverse shifting screw rods 18 are in the lower section of the front and rear sides of level board 11, transverse shifting spiral shell One end of bar 18 is through bearing hinge connection in vertical gripper shoe 17, and the other end of transverse shifting screw rod 18 is by bearing hinge connection under In support plate 12, mobile adjusting motor 171, the mobile output for adjusting motor 171 are fixed on the lateral wall of vertical gripper shoe 17 Axis is splined shaft, and for splined shaft sleeve in the splined hole that one end of transverse shifting screw rod 18 has, movable plate 161 is screwed onto correspondence Transverse shifting screw rod 18 on;Mobile guide bar 4 is fixed on movable plate 161,4 sleeve of mobile guide bar is in vertical gripper shoe 17 On.
The top surface of the sliding panel 16 is fixed with vertical plate 19, and secondary compression oil is fixed on the lateral wall of upper vertical plate 19 Cylinder 191, the push rod of secondary compressed oil cylinder 191 pass through upper vertical plate 19 and are fixed with secondary push plate 192, two secondary push plates 192 it is opposite It is respectively and fixedly provided with secondary compact heap 193 on wall surface, forms secondary arc groove 194 on the relative wall of two secondary compact heaps 193, it is to be added The left part of work metal tube 100 is in two secondary arc grooves 194 and is clamped between two secondary compact heaps 193, at cutting wheel 134 Above the middle part of metal tube 100 to be processed.
Further, antiskid elastic layer is respectively and fixedly provided on the inner wall of the arc groove 153 and secondary arc groove 194.
Further, outer laterally steering bar 1 is fixed on the lateral wall of the pushing plate 151, outer laterally steering bar 1 is inserted It covers on corresponding clamp standoff plate 14.
Further, it is fixed with secondary guide rod 2 on the lateral wall of the secondary push plate 192, secondary 2 sleeve of guide rod is upper perpendicular In straight panel 19.
Further, the top surface of the lifter plate 132 is fixed with guiding vertical bar 3, and guiding 3 sleeve of vertical bar is cut upper On the top plate for cutting frame 13.
In use, the left part of metal tube 100 to be processed is pressed against on two sliding panels 16, metal tube 100 to be processed Right part is pressed against on anti-skidding guide layer 112, then, is pushed by the push rod of all compressed oil cylinders 15 and all secondary compressions are oily The push rod of cylinder 191 pushes, so that the right part of metal tube to be processed 100 is in two arc grooves 153 and is clamped in two clampings Between block 152, the left part of metal tube 100 to be processed be in two secondary arc grooves 194 and be clamped in two secondary compact heaps 193 it Between, then, the push rod by cutting lifting cylinder 131 pushes, meanwhile, cutting motor 136 is run, so that cutting wheel 134 rotates And decline and the middle part of metal tube 100 to be processed is cut, cutting wheel 134 gos deep into always the right part of blanking cutting through slot 111 Then the push rod return of lifting cylinder 131 cuts in place, meanwhile, two mobile motors 171 that adjust are run, so that two are laterally moved Dynamic screw rod 18 rotates, so that two 16 phases of sliding panel separation, after the metal tube scaled off is fallen from blanking cutting through slot 111 Continuous to use, the push rod retraction of compressed oil cylinder 15 can remove the remaining metal tube on anti-skidding guide layer 112, very convenient, Then, all returns, then another metal tube to be processed 100 for needing to process is installed, it is very convenient.

Claims (5)

1. a kind of metal tube grip cutting mechanism, including rack (10), it is characterised in that: the top surface of the top plate of the rack (10) Top is equipped with level board (11), and the front and rear of the bottom surface of level board (11) is respectively and fixedly provided with lower supporting plate (12), lower supporting plate (12) bottom surface is fixed on the top surface of the top plate of rack (10);
It is fixed with cutting rack (13) in the middle part of the top plate of the rack (10), the middle top surface of the top plate of upper cutting rack (13) is solid Surely have cutting lifting cylinder (131), the push rod of cutting lifting cylinder (131) passes through the bottom surface of the top plate of upper cutting rack (13) and consolidates Surely have lifter plate (132), the bottom surface of lifter plate (132) is fixed, and there are two support plate (133), and the middle part of cutting wheel (134) is fixed Have main shaft (135), the both ends of main shaft (135) pass through bearing hinge connection on two support plates (133), one of support plate (133) it is fixed on lateral wall cutting motor (136), the output shaft of cutting motor (136) is splined shaft, and splined shaft sleeve exists In the splined hole that one end of main shaft (135) has;
Middle part to the left part of the level board (11) forms blanking cutting through slot (111), the middle part of level board (11) to right part Top surface be fixed with anti-skidding guide layer (112), the front and rear of the top surface of the right part of level board (11) be respectively and fixedly provided with clamping branch Fagging (14) is respectively and fixedly provided with compressed oil cylinder (15) on the lateral wall of two clamp standoff plates (14), the push rod of compressed oil cylinder (15) It across clamp standoff plate (14) and is fixed with pushing plate (151), is respectively and fixedly provided with clamping on the relative wall of two pushing plates (151) Block (152) forms arc groove (153) on the relative wall of two grip blocks (152), the right side of metal tube (100) to be processed Portion is in two arc grooves (153) and is clamped between two grip blocks (152);
The top surface of level board (11) at the front and rear of blanking cutting through slot (111) forms sliding groove (113), sliding For movable plate (16) sleeve in sliding groove (113), the bottom surface of sliding groove (113), two sliding panels are close in the bottom surface of sliding panel (16) (16) relative wall is mutually pressed against, and the left part of metal tube (100) to be processed is pressed against on two sliding panels (16), sliding panel (16) Outer end stretch out sliding groove (113), the external bottom surface of sliding panel (16) is fixed with movable plate (161), the top plate of rack (10) The front and rear of the left part of top surface is respectively and fixedly provided with vertical gripper shoe (17), and two transverse shifting screw rods (18) are in level board (11) lower section of front and rear sides, one end of transverse shifting screw rod (18) passes through bearing hinge connection on vertical gripper shoe (17), horizontal Pass through bearing hinge connection on lower supporting plate (12) to the other end of mobile screw (18), it is solid on the lateral wall of vertical gripper shoe (17) Surely there is mobile adjusting motor (171), the mobile output shaft for adjusting motor (171) is splined shaft, and splined shaft sleeve is in transverse shifting In the splined hole that one end of screw rod (18) has, movable plate (161) is screwed on corresponding transverse shifting screw rod (18);
The top surface of the sliding panel (16) is fixed with vertical plate (19), is fixed with secondary compression on the lateral wall of upper vertical plate (19) Oil cylinder (191), the push rod of secondary compressed oil cylinder (191) pass through upper vertical plate (19) and are fixed with secondary push plate (192), two secondary push plates (192) it is respectively and fixedly provided on relative wall secondary compact heap (193), is formed on the relative wall of two secondary compact heaps (193) Secondary arc groove (194), the left part of metal tube (100) to be processed are in two secondary arc grooves (194) and are clamped in two secondary pressures Between tight block (193), cutting wheel (134) is in above the middle part of metal tube to be processed (100).
2. a kind of metal tube grip cutting mechanism according to claim 1, it is characterised in that: the arc groove (153) and Antiskid elastic layer is respectively and fixedly provided on the inner wall of secondary arc groove (194).
3. a kind of metal tube grip cutting mechanism according to claim 1, it is characterised in that: the pushing plate (151) Outer laterally steering bar (1) is fixed on lateral wall, outer laterally steering bar (1) sleeve is on corresponding clamp standoff plate (14).
4. a kind of metal tube grip cutting mechanism according to claim 1, it is characterised in that: the pair push plate (192) It is fixed on lateral wall secondary guide rod (2), secondary guide rod (2) sleeve is in upper vertical plate (19).
5. a kind of metal tube grip cutting mechanism according to claim 1, it is characterised in that: the lifter plate (132) Top surface is fixed with guiding vertical bar (3), is oriented to vertical bar (3) sleeve on the top plate of upper cutting rack (13).
CN201910138528.8A 2019-02-25 2019-02-25 Metal tube clamping and cutting mechanism Active CN109746505B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910138528.8A CN109746505B (en) 2019-02-25 2019-02-25 Metal tube clamping and cutting mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910138528.8A CN109746505B (en) 2019-02-25 2019-02-25 Metal tube clamping and cutting mechanism

Publications (2)

Publication Number Publication Date
CN109746505A true CN109746505A (en) 2019-05-14
CN109746505B CN109746505B (en) 2020-07-31

Family

ID=66406714

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910138528.8A Active CN109746505B (en) 2019-02-25 2019-02-25 Metal tube clamping and cutting mechanism

Country Status (1)

Country Link
CN (1) CN109746505B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110695437A (en) * 2019-11-11 2020-01-17 苏州杰安培机电有限公司 Automatic cutting equipment for hardware pipe fittings
CN110695257A (en) * 2019-10-25 2020-01-17 韦莲芳 Cable multistage automatic cutout mechanism
CN111020438A (en) * 2019-12-26 2020-04-17 东阳华锐通讯科技有限公司 Automatic clamping and lifting mechanism for electric steel structural cylinder
CN113427090A (en) * 2021-08-18 2021-09-24 浙江龙华工具有限公司 Mantle fiber machine with supplementary feed mechanism

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105234477A (en) * 2015-10-28 2016-01-13 鄂星峄 Full-automatic cutting device for building steel pipe
CN106424953A (en) * 2016-10-26 2017-02-22 佛山市翠微自动化科技有限公司 Dust sucking type environment-friendly mechanism for clamping and conveying sheets
CN107891300A (en) * 2017-12-26 2018-04-10 佛山市翠微自动化科技有限公司 A kind of air-cylinder type automobile rocker axle borehole drill construction
DE102017110923B3 (en) * 2017-05-19 2018-08-02 Rohrtrennzentrum GmbH Device for cutting a pipe; Method for cutting a pipe
CN108723466A (en) * 2018-07-25 2018-11-02 佛山市飞时达新材料科技有限公司 A kind of metallic tube bender cutting mechanism
CN108907331A (en) * 2018-08-08 2018-11-30 佛山科瑞菲新能源科技有限公司 A kind of metal pipe material is axially cutting to use automatic clamping mechanism
CN108917567A (en) * 2018-07-07 2018-11-30 东莞市联洲知识产权运营管理有限公司 A kind of intelligence desk body curb girder smooth detection machine detection mobile mechanism

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105234477A (en) * 2015-10-28 2016-01-13 鄂星峄 Full-automatic cutting device for building steel pipe
CN106424953A (en) * 2016-10-26 2017-02-22 佛山市翠微自动化科技有限公司 Dust sucking type environment-friendly mechanism for clamping and conveying sheets
DE102017110923B3 (en) * 2017-05-19 2018-08-02 Rohrtrennzentrum GmbH Device for cutting a pipe; Method for cutting a pipe
CN107891300A (en) * 2017-12-26 2018-04-10 佛山市翠微自动化科技有限公司 A kind of air-cylinder type automobile rocker axle borehole drill construction
CN108917567A (en) * 2018-07-07 2018-11-30 东莞市联洲知识产权运营管理有限公司 A kind of intelligence desk body curb girder smooth detection machine detection mobile mechanism
CN108723466A (en) * 2018-07-25 2018-11-02 佛山市飞时达新材料科技有限公司 A kind of metallic tube bender cutting mechanism
CN108907331A (en) * 2018-08-08 2018-11-30 佛山科瑞菲新能源科技有限公司 A kind of metal pipe material is axially cutting to use automatic clamping mechanism

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110695257A (en) * 2019-10-25 2020-01-17 韦莲芳 Cable multistage automatic cutout mechanism
CN110695437A (en) * 2019-11-11 2020-01-17 苏州杰安培机电有限公司 Automatic cutting equipment for hardware pipe fittings
CN110695437B (en) * 2019-11-11 2020-08-14 苏州杰安培机电有限公司 Automatic cutting equipment for hardware pipe fittings
CN111020438A (en) * 2019-12-26 2020-04-17 东阳华锐通讯科技有限公司 Automatic clamping and lifting mechanism for electric steel structural cylinder
CN113427090A (en) * 2021-08-18 2021-09-24 浙江龙华工具有限公司 Mantle fiber machine with supplementary feed mechanism

Also Published As

Publication number Publication date
CN109746505B (en) 2020-07-31

Similar Documents

Publication Publication Date Title
CN109746505A (en) A kind of metal tube grip cutting mechanism
CN109702268A (en) A kind of metal tube with splicing groove body clamps cutting mechanism automatically
CN106825732A (en) A kind of mechanical stainless-steel pipe clamping cutting machine
CN215919245U (en) Cutting machine for machining with location clamping function
CN107571088A (en) A kind of boring shaping support with waste material splicing of bending handware
CN108817519A (en) A kind of metal pipe material axial direction grooving mechanism
CN208600754U (en) A kind of hardware bending handle clamping perforating mechanism with mobile splicing groove body
CN209550764U (en) A kind of section steel cutting equipment
CN208772579U (en) A kind of metal pipe material axial direction grooving mechanism
CN208408611U (en) A kind of bottom hoisting type hardware hinge parts automatic punching mechanism
CN107877221A (en) A kind of air-cylinder type auto panel positioning clamping grooving mechanism
CN206747689U (en) A kind of mechanical stainless-steel pipe clamping cutting machine
CN109692999A (en) A kind of cuts in metallic pipe automatic clamping device
CN110280803A (en) Clamp moving mechanism is used in a kind of processing of angle steel
CN108907331A (en) A kind of metal pipe material is axially cutting to use automatic clamping mechanism
CN106271134A (en) A kind of boring workpiece grip mechanism of multi-faceted fixed laser
CN109332862A (en) A kind of stainless steel plate plasma cutter
CN214866746U (en) Processing equipment for flat copper pipe
CN109396490A (en) A kind of stainless steel sink fashioned iron automatic punching mechanism
CN108406277A (en) A kind of high-precision pipe both-end pressing device
CN208575570U (en) A kind of adjustable hardware bending handle clamping perforating mechanism of height
CN208409273U (en) A kind of hardware hinge parts punching clamping device
CN208584556U (en) A kind of aluminum alloy bar processing crawl hoisting mechanism
CN207606444U (en) A kind of welding of metal plates combine is with gripping mechanism
CN208409272U (en) A kind of adjustable hardware hinge parts perforating mechanism of punch position

Legal Events

Date Code Title Description
PB01 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