[go: up one dir, main page]

CN116945681B - Two-station synthetic rubber briquetting machine - Google Patents

Two-station synthetic rubber briquetting machine

Info

Publication number
CN116945681B
CN116945681B CN202210413596.2A CN202210413596A CN116945681B CN 116945681 B CN116945681 B CN 116945681B CN 202210413596 A CN202210413596 A CN 202210413596A CN 116945681 B CN116945681 B CN 116945681B
Authority
CN
China
Prior art keywords
cavity
cylinder
upper cover
horizontal
plate
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.)
Active
Application number
CN202210413596.2A
Other languages
Chinese (zh)
Other versions
CN116945681A (en
Inventor
王永刚
赫术龙
张海田
赵兴海
宋志宏
乔培广
刘敬维
姜海涛
李延军
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.)
Harbin Boshi Automation Co Ltd
Original Assignee
Harbin Boshi 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 Harbin Boshi Automation Co Ltd filed Critical Harbin Boshi Automation Co Ltd
Priority to CN202210413596.2A priority Critical patent/CN116945681B/en
Publication of CN116945681A publication Critical patent/CN116945681A/en
Application granted granted Critical
Publication of CN116945681B publication Critical patent/CN116945681B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B11/00Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/02Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B15/00Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/32Discharging presses

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Presses And Accessory Devices Thereof (AREA)

Abstract

The utility model provides a two station synthetic rubber briquetting machine, it includes organism, horizontal cylinder support, horizontal cylinder, upper cover plate subassembly, briquetting die cavity, stripper plate, die cavity hydro-cylinder, perpendicular hydro-cylinder, the organism is door frame structure, and the organism lower end plate is connected with the cylinder body of perpendicular hydro-cylinder, and the jar pole of perpendicular hydro-cylinder is connected with the stripper plate, and the stripper plate is located briquetting die cavity inside, and the left and right sides lower terminal surface of briquetting die cavity is articulated with the lever of the die cavity hydro-cylinder of left and right sides, and the cylinder body of die cavity hydro-cylinder is connected on the organism lower end plate, and the below of organism upper end plate is equipped with upper cover plate subassembly, and upper cover plate subassembly includes blanking section of thick bamboo, and the front end of blanking section of thick bamboo is equipped with the upper cover plate, and the front portion of upper cover plate articulates with the swing arm front end of left and right sides, is equipped with the push rod between the rear end inboard of left and right swing arm, and upper cover plate subassembly articulates with the jar pole of horizontal cylinder, and the cylinder body of horizontal cylinder is connected with horizontal cylinder support. The invention can shorten the stroke of the horizontal cylinder, optimize the action of the briquetting machine and improve the working efficiency of the briquetting machine.

Description

Two-station synthetic rubber briquetting machine
Technical Field
The invention discloses a two-station synthetic rubber briquetting machine, and belongs to the field of post-treatment of synthetic rubber.
Background
Patent document CN206501338U discloses a synthetic rubber briquetting machine, which can extrude bulk rubber into compact block rubber blocks by the pressure of a hydraulic cylinder, and push the rubber blocks to a packaging production line by using a horizontal cylinder, wherein the type of briquetting machine belongs to a three-station working mode, the horizontal cylinder has a large stroke and long reciprocating distance, so that the production efficiency is low, the maximum production capacity is 160 blocks/hour, and as a moving gap is required to be reserved between a horizontally moving cover plate and a lower cavity, the gap is increased continuously along with the sliding abrasion of the horizontal cover plate, the rubber blocks are extruded from the gap to become flash of the rubber blocks when being briquetted, and the subsequent packaging process of the rubber blocks is affected.
Disclosure of Invention
In order to solve the problems of low working efficiency and flash of rubber blocks of the existing three-station synthetic rubber briquetting machine, the invention provides a two-station synthetic rubber briquetting machine which comprises a machine body 1, a horizontal cylinder bracket 2, a horizontal cylinder 3, an upper cover plate component 4, a briquetting cavity 5, a squeeze plate 6, a cavity cylinder 7 and a vertical cylinder 8, wherein the machine body 1 is of a door frame structure, the machine body 1 comprises a vertical wall plate 12 on the left side and the right side, the lower end of the vertical wall plate 12 is provided with a lower end plate 11, the upper end of the vertical wall plate 12 is provided with an upper end plate 13, the middle part of the upper end plate 13 is provided with a feed inlet, the inner side of the vertical wall plate 12 is vertically provided with a cavity guide rail 16, the upper part of the inner side of the vertical wall plate 12 is also provided with a horizontal guide rail 14 in the front-back direction, the lower end plate 11 is connected with the cylinder body of the vertical cylinder 8, the upper end of a cylinder rod of the vertical cylinder 8 is connected with the squeeze plate 6, the squeeze plate 6 is positioned in the briquetting cavity 5, the briquetting die cavity 5 comprises a cavity 51 with an upper opening and a lower opening, the outer sides of four external corners of the cavity 51 are provided with sliding blocks 52, the sliding blocks 52 can slide up and down along a die cavity guide rail 16, the left and right lower end surfaces of the cavity 51 are hinged with the lever upper ends of die cavity cylinders 7 on the left and right sides, the cylinder body of the die cavity cylinders 7 is connected on a lower end plate 11, the die cavity cylinders 7 drive the briquetting die cavity 5 to move up and down, the vertical cylinders 8 drive the extrusion plate 6 to slide up and down along the inner walls around the cavity 51, an upper cover plate assembly 4 is arranged below the upper end plate 13, the upper cover plate assembly 4 is positioned above the briquetting die cavity 5, the upper cover plate assembly 4 comprises a blanking cylinder 42, the rear end of the blanking cylinder 42 is provided with a connecting seat 41, the front end of the blanking cylinder 42 is provided with an upper cover plate 43, the left and right sides of the upper part of the upper cover plate 43 are provided with idler wheels 44, the front part of the upper cover plate 43 is hinged with the front ends of swing arms 45 on the left and right sides, the rear end outside of swing arm 45 is articulated with pulley 46, is equipped with push rod 47 between the rear end inboard of left and right sides swing arm 45, connecting seat 41 is articulated with the jar pole of horizontal hydro-cylinder 3, and the cylinder body of horizontal hydro-cylinder 3 is connected with horizontal cylinder support 2, and horizontal cylinder support 2 is fixed on organism 1, and horizontal hydro-cylinder 3 drives upper cover plate subassembly 4 back and forth movement, gyro wheel 44 rolls along the upper surface of horizontal guide rail 14, and pulley 46 rolls along the up end of cavity 51.
The upper part of the inner side of the vertical wall plate 12 is also provided with a guide limiting block 15, the inside of the guide limiting block 15 is provided with a reverse taper hole with a downward opening, the left and right outer sides of the cavity 51 are provided with cones 53, and when the briquetting cavity 5 rises to a high position, the cones 53 are inserted into the reverse taper holes in the inside of the guide limiting block 15.
The position of the guiding limited block 15 can be adjusted up and down.
The working principle of the invention is as follows:
A. In the blanking stage, a horizontal oil cylinder 3 stretches out to align a blanking cylinder 42 with a briquetting cavity 5, a cavity oil cylinder 7 stretches out to lift the briquetting cavity 5 to a high position, a cone 53 is inserted into a back taper hole in a guide limiting block 15, a small gap is reserved between the upper end surface of a cavity 51 and the lower surface of an upper cover plate 43, a vertical oil cylinder 8 drives a pressing plate 6 to descend to a low position, and a weighing system above a briquetting machine drops quantitative sizing material into a cavity enclosed by the cavity 51 and the pressing plate 6;
B. After blanking is finished, the horizontal oil cylinder 3 is retracted to enable the upper cover plate 43 to move backwards to be right above the cavity 51, the vertical oil cylinder 8 drives the extrusion plate 6 to move upwards to extrude the sizing material of the cavity 51, and the bulk sizing material is extruded into a compact square sizing block A under the combined action of the upper cover plate 43, the cavity 51 and the extrusion plate 6;
C. In the glue outlet stage, the vertical oil cylinder 8 drives the extrusion plate 6 to move downwards for a small distance, the cavity oil cylinder 7 is retracted to enable the briquetting cavity 5 to descend to a low position, the lower surface of the square glue block A is flush with the upper end face of the cavity 51, at the moment, the push rod 47 descends to the vicinity of the lower part of the rear end of the square glue block A along with the cavity 51 under the action of gravity, and then the horizontal oil cylinder 3 stretches out of the drive push rod 47 to push the square glue block A forwards away from the cavity 51, and simultaneously the blanking cylinder 42 is aligned with the briquetting cavity 5 to enter the next working cycle.
The beneficial effects of the invention are as follows:
A. The square glue block A formed by extrusion is quickly in a state of being pushed out by utilizing the liftable pressing block cavity 5, so that the preparation action time is shortened, and the working efficiency is improved;
B. After the square rubber block A is in a state of being pushed out, the horizontal oil cylinder 3 directly drives the push rod 47 to push the square rubber block A forwards away from the cavity 51, so that the stroke and the reciprocating times of the horizontal oil cylinder 3 are shortened, the action time of the horizontal oil cylinder 3 is greatly shortened, and the production capacity is improved;
C. The guide limiting block 15 with adjustable upper and lower positions can be used for adjusting the gap between the upper end surface of the cavity 51 and the lower surface of the upper cover plate 43 at any time, so that flash cannot occur in the briquetting process, the glue loss is reduced, meanwhile, the shutdown maintenance time caused by replacing various wearing parts in the upper cover plate assembly 4 is also reduced, and the equipment efficiency and reliability are improved;
D. The production capacity of the two-station synthetic rubber briquetting machine can reach more than 200 blocks/hour by reducing the action time and optimizing the action steps.
Drawings
Fig. 1 is a three-dimensional isometric view of the invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a side view of the present invention.
Fig. 4 is a schematic structural view of the machine body 1.
Fig. 5 is a schematic structural view of the upper cover plate assembly 4.
Fig. 6 is a schematic view of the structure of the briquette cavity 5.
Fig. 7 is a schematic view of the working state of the briquette.
Fig. 8 is a schematic view of the working state before the glue block is pushed away.
Fig. 9 is a schematic view of the working state after the glue block is pushed away.
Detailed Description
Referring to fig. 1 to 9, the invention relates to a two-station synthetic rubber briquetting machine, which comprises a machine body 1, a horizontal cylinder bracket 2, a horizontal cylinder 3, an upper cover plate assembly 4, a briquetting cavity 5, a squeeze plate 6, a cavity cylinder 7 and a vertical cylinder 8, wherein the machine body 1 is of a door frame structure, the machine body 1 comprises vertical wall plates 12 on the left side and the right side, the lower end of the vertical wall plates 12 is provided with a lower end plate 11, the upper end of the vertical wall plates 12 is provided with an upper end plate 13, the middle part of the upper end plate 13 is provided with a feed inlet, the inner side of the vertical wall plates 12 is vertically provided with a cavity guide rail 16, the upper part of the inner side of the vertical wall plates 12 is also provided with a horizontal guide rail 14 in the front-back direction, the lower end plate 11 is connected with the cylinder body of the vertical cylinder 8, the upper end of a cylinder rod of the vertical cylinder 8 is connected with the squeeze plate 6, the squeeze plate 6 is positioned in the briquetting cavity 5, the briquetting cavity 5 comprises a cavity 51 with an upper opening and a lower opening, the outer sides of four external corners of the cavity 51 are provided with sliding blocks 52, the sliding blocks 52 can slide up and down along the cavity guide rail 16, the left and right lower end surfaces of the cavity 51 are hinged with the lever upper ends of the cavity cylinders 7 at the left and right sides, the cylinder body of the cavity cylinders 7 is connected on the lower end plate 11, the cavity cylinders 7 drive the briquetting cavity 5 to move up and down, the vertical cylinders 8 drive the extrusion plate 6 to slide up and down along the peripheral inner wall of the cavity 51, the lower part of the upper end plate 13 is provided with an upper cover plate assembly 4, the upper cover plate assembly 4 is positioned above the briquetting cavity 5, the upper cover plate assembly 4 comprises a blanking cylinder 42, the rear end of the blanking cylinder 42 is provided with a connecting seat 41, the front end of the blanking cylinder 42 is provided with an upper cover plate 43, the left and right sides of the upper part of the upper cover plate 43 are provided with rollers 44, the front part of the upper cover plate 43 is hinged with the front ends of the swing arms 45 at the left and right sides, the rear end of the swing arms 45 are hinged with the pulleys 46, a push rod 47 is arranged between the inner sides of the rear ends of the swing arms 45 on the left side and the right side, the connecting seat 41 is hinged with a cylinder rod of the horizontal cylinder 3, a cylinder body of the horizontal cylinder 3 is connected with the horizontal cylinder support 2, the horizontal cylinder support 2 is fixed on the machine body 1, the horizontal cylinder 3 drives the upper cover plate assembly 4 to move back and forth, the roller 44 rolls along the upper surface of the horizontal guide rail 14, and the pulley 46 rolls along the upper end surface of the cavity 51.
The upper part of the inner side of the vertical wall plate 12 is also provided with a guide limiting block 15, the inside of the guide limiting block 15 is provided with a reverse taper hole with a downward opening, the left and right outer sides of the cavity 51 are provided with cones 53, when the briquetting cavity 5 rises to a high position, the cones 53 are inserted into the reverse taper holes in the inside of the guide limiting block 15, and the position of the guide limiting block 15 can be adjusted up and down.

Claims (3)

1.一种两工位合成橡胶压块机,它包括机体(1)、水平缸支架(2)、水平油缸(3)、上盖板组件(4)、挤压板(6)、垂直油缸(8),其特征在于:它还包括压块型腔(5)、型腔油缸(7),所述机体(1)为门框式结构,机体(1)包括左右两侧的立墙板(12),立墙板(12)的下端设有下端板(11),立墙板(12)的上端设有上端板(13),上端板(13)中部设有进料口,立墙板(12)的内侧竖直设有型腔导轨(16),立墙板(12)的内侧上部还设有前后方向的水平导轨(14),所述下端板(11)与垂直油缸(8)的缸体连接,垂直油缸(8)的缸杆上端与挤压板(6)连接,挤压板(6)位于压块型腔(5)内部,所述压块型腔(5)包括上下开口的腔体(51),腔体(51)的四个外角的外侧设有滑块(52),滑块(52)沿型腔导轨(16)可上下滑动,所述腔体(51)的左右下端面与左右两侧的型腔油缸(7)的杠杆上端铰接,型腔油缸(7)的缸体连接在下端板(11)上,型腔油缸(7)驱动压块型腔(5)上下移动,所述垂直油缸(8)驱动挤压板(6)沿腔体(51)的四周内壁上下滑动,所述上端板(13)的下方设有上盖板组件(4),上盖板组件(4)位于压块型腔(5)的上方,上盖板组件(4)包括落料筒(42),落料筒(42)的后端设有连接座(41),落料筒(42)的前端设有上盖板(43),上盖板(43)的上部左右两侧设有滚轮(44),上盖板(43)的前部与左右两侧的摆臂(45)的前端铰接,摆臂(45)的后端外侧与滑轮(46)铰接,左右两侧摆臂(45)的后端内侧之间设有推杆(47),所述连接座(41)与水平油缸(3)的缸杆铰接,水平油缸(3)的缸体与水平缸支架(2)连接,水平缸支架(2)固定在机体(1)上,水平油缸(3)驱动上盖板组件(4)前后移动,所述滚轮(44)沿水平导轨(14)的上表面滚动,滑轮(46)沿腔体(51)的上端面滚动。1. A two-station synthetic rubber briquetting machine, comprising a machine body (1), a horizontal cylinder bracket (2), a horizontal oil cylinder (3), an upper cover plate assembly (4), an extrusion plate (6), and a vertical oil cylinder (8), characterized in that: it also comprises a briquetting cavity (5), a cavity oil cylinder (7), the machine body (1) is a door frame structure, the machine body (1) comprises left and right vertical wall panels (12), the lower end of the vertical wall panel (12) is provided with a lower end panel (11), the upper end of the vertical wall panel (12) is provided with an upper end panel (13), the middle part of the upper end panel (13) is provided with a feed port, the inner side of the vertical wall panel (12) is vertically provided with a cavity guide rail (11) 6), the inner upper part of the vertical wall plate (12) is also provided with a horizontal guide rail (14) in the front-back direction, the lower end plate (11) is connected to the cylinder body of the vertical oil cylinder (8), the upper end of the cylinder rod of the vertical oil cylinder (8) is connected to the extrusion plate (6), the extrusion plate (6) is located inside the block cavity (5), the block cavity (5) includes a cavity (51) with upper and lower openings, and sliders (52) are provided on the outer sides of the four outer corners of the cavity (51), and the sliders (52) can slide up and down along the cavity guide rail (16), the left and right lower end surfaces of the cavity (51) are hinged to the upper ends of the levers of the cavity oil cylinders (7) on the left and right sides, and the cavity oil cylinders The cylinder body of (7) is connected to the lower end plate (11), the cavity oil cylinder (7) drives the block cavity (5) to move up and down, and the vertical oil cylinder (8) drives the extrusion plate (6) to slide up and down along the inner wall of the cavity (51). An upper cover assembly (4) is provided below the upper end plate (13), and the upper cover assembly (4) is located above the block cavity (5). The upper cover assembly (4) includes a blanking barrel (42), a connecting seat (41) is provided at the rear end of the blanking barrel (42), an upper cover (43) is provided at the front end of the blanking barrel (42), and rollers (44) are provided on the left and right sides of the upper part of the upper cover (43). The front part of (43) is hinged to the front end of the swing arms (45) on the left and right sides, the outer side of the rear end of the swing arms (45) is hinged to the pulley (46), and a push rod (47) is provided between the inner sides of the rear ends of the swing arms (45) on the left and right sides. The connecting seat (41) is hinged to the cylinder rod of the horizontal oil cylinder (3), the cylinder body of the horizontal oil cylinder (3) is connected to the horizontal cylinder bracket (2), and the horizontal cylinder bracket (2) is fixed on the machine body (1). The horizontal oil cylinder (3) drives the upper cover plate assembly (4) to move forward and backward, the roller (44) rolls along the upper surface of the horizontal guide rail (14), and the pulley (46) rolls along the upper end surface of the cavity (51). 2.根据权利要求1所述的一种两工位合成橡胶压块机,其特征在于:所述立墙板(12)的内侧上部还设有导向限位块(15),导向限位块(15)内部设有开口向下的倒锥孔,所述腔体(51)的左右外侧设有锥体(53),压块型腔(5)上升至高位时锥体(53)插入到导向限位块(15)内部的倒锥孔中。2. A two-station synthetic rubber briquetting machine according to claim 1, characterized in that: a guide limit block (15) is also provided on the upper inner side of the vertical wall panel (12), and an inverted conical hole opening downward is provided inside the guide limit block (15), and cones (53) are provided on the left and right outer sides of the cavity (51), and when the briquetting cavity (5) rises to a high position, the cone (53) is inserted into the inverted conical hole inside the guide limit block (15). 3.根据权利要求2所述的一种两工位合成橡胶压块机,其特征在于:所述导向限位块(15)的位置可以上下调整。3. A two-station synthetic rubber briquetting machine according to claim 2, characterized in that the position of the guide limit block (15) can be adjusted up and down.
CN202210413596.2A 2022-04-20 2022-04-20 Two-station synthetic rubber briquetting machine Active CN116945681B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210413596.2A CN116945681B (en) 2022-04-20 2022-04-20 Two-station synthetic rubber briquetting machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210413596.2A CN116945681B (en) 2022-04-20 2022-04-20 Two-station synthetic rubber briquetting machine

Publications (2)

Publication Number Publication Date
CN116945681A CN116945681A (en) 2023-10-27
CN116945681B true CN116945681B (en) 2025-07-29

Family

ID=88451631

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210413596.2A Active CN116945681B (en) 2022-04-20 2022-04-20 Two-station synthetic rubber briquetting machine

Country Status (1)

Country Link
CN (1) CN116945681B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN217293641U (en) * 2022-04-20 2022-08-26 哈尔滨博实自动化股份有限公司 Two-station synthetic rubber briquetting machine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191411658A (en) * 1914-05-12 1915-06-14 Christian Korte Improved Hydraulic Briquetting Machine.
DE699395C (en) * 1937-09-11 1940-11-28 Buckau R Wolf Akt Ges Maschf Device to extend the pressing time in briquette presses with a rubber packing housed in the bear
CN202097989U (en) * 2011-04-24 2012-01-04 大连天晟通用机械有限公司 Synthetic rubber block making machine
DE102012017573A1 (en) * 2012-04-30 2013-10-31 Pr-Technik Gmbh Press for briquetting granular material
CN104802441B (en) * 2014-01-24 2017-01-11 宝山钢铁股份有限公司 Briquetting press device for processing thick high-strength steel and application thereof
CN206501338U (en) * 2017-02-23 2017-09-19 大连天晟通用机械有限公司 A kind of pilot scale line synthetic rubber briquetting forming machine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN217293641U (en) * 2022-04-20 2022-08-26 哈尔滨博实自动化股份有限公司 Two-station synthetic rubber briquetting machine

Also Published As

Publication number Publication date
CN116945681A (en) 2023-10-27

Similar Documents

Publication Publication Date Title
CN217293641U (en) Two-station synthetic rubber briquetting machine
CN116945681B (en) Two-station synthetic rubber briquetting machine
CN109877519B (en) Auxiliary welding line of integrated steel module assembly welding structural member
CN201511084U (en) Die ejection discharging device
CN208450230U (en) A kind of multidirectional single lead screw ex truding briquetting machine
CN117183186B (en) Intelligent compression molding system for carbon nanotube modified polymer sheets
CN209394836U (en) A kind of jam-packed device for wood board splicing
CN114905607B (en) Pressing method of mould-free pressing equipment for preparing large-scale balancing weight
CN215360092U (en) Automatic ejection of compact's mechanical die
CN217257779U (en) A make-up machine compression fittings for rubber preparation
CN211390240U (en) Automatic discharging horizontal cake press with square double main cylinders
CN208696107U (en) One kind making the on-deformable reinforcing rib mold of product
CN207276676U (en) A kind of pelletizing former
CN209189645U (en) A kind of molding punching mechanism of side plate for building
CN201552197U (en) High precision electrode extrusion shaping hydrostatic press
CN218963832U (en) Tractor suspension screw pipe necking device
CN219817530U (en) High-efficient extruder of aluminum product processing
CN222036751U (en) A supercharged metal forming device
CN201350692Y (en) Double-surface pressurizing hydrostatic press of combined oil cylinder
CN2806103Y (en) Follow-up die pressing device
CN222568962U (en) 200T multi-action oil press
CN204182705U (en) A kind of lead pig extruder
CN107557574A (en) A kind of pelletizing former
CN223161292U (en) Fixed internal core pulling mechanism and glue injection machine
CN207723309U (en) One kind take over molding press device

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

Inventor after: Wang Yonggang

Inventor after: He Shulong

Inventor after: Zhang Haitian

Inventor after: Zhao Xinghai

Inventor after: Song Zhihong

Inventor after: Qiao Peiguang

Inventor after: Liu Jingwei

Inventor after: Jiang Haitao

Inventor after: Li Yanjun

Inventor before: Wang Yonggang

Inventor before: He Shulong

Inventor before: Zhang Haitian

Inventor before: Zhao Xinghai

Inventor before: Qiao Peiguang

Inventor before: Liu Jingwei

Inventor before: Jiang Haitao

Inventor before: Li Yanjun

GR01 Patent grant
GR01 Patent grant