CN106808358A - A kind of reactor inwall numerical control polishing system - Google Patents
A kind of reactor inwall numerical control polishing system Download PDFInfo
- Publication number
- CN106808358A CN106808358A CN201710127753.2A CN201710127753A CN106808358A CN 106808358 A CN106808358 A CN 106808358A CN 201710127753 A CN201710127753 A CN 201710127753A CN 106808358 A CN106808358 A CN 106808358A
- Authority
- CN
- China
- Prior art keywords
- polishing
- drive
- drive device
- control
- rotating disk
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
- B24B29/04—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for rotationally symmetrical workpieces, e.g. ball-, cylinder- or cone-shaped workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/002—Grinding heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention proposes a kind of reactor inwall numerical control polishing system, including supporting mechanism, mounting post, movable stand, polishing mechanism and drive mechanism;Supporting mechanism includes pedestal and rotating disk, and rotating disk may be rotatably mounted on pedestal;Mounting post is arranged on rotating disk, and the first guide rail and the second guide rail for extending from the bottom to top are provided with mounting post, and the first guide rail and the second guide rail are located at mounting post opposite sides;First roller and the second roller are installed, the first roller and the second roller lean respectively at the first guide rail and the second guide rail on movable stand;Polishing mechanism includes mounting rod, polishing wheel, mounting cylinder and expansion link;Drive mechanism includes first driving means, the second drive device, the 3rd drive device and four-drive device.The present invention is easy to use, applied widely, and high working efficiency.
Description
Technical field
The present invention relates to reactor manufacture field, and in particular to a kind of reactor inwall numerical control polishing system.
Background technology
Reactor is widely used in oil, chemical industry, rubber, agricultural chemicals, dyestuff, medicine, food, for completing to vulcanize, nitrifying,
The pressure vessel of the technical process such as hydrogenation, hydrocarbonylation, polymerization, condensation, reaction kettle body product moment is away from larger, and differential responses kettle is accumulated
Difference, therefore the polishing process of reactor is complex, and polishing effect is not good.
The content of the invention
Based on the technical problem that background technology is present, the present invention proposes a kind of reactor inwall numerical control polishing system.
A kind of reactor inwall numerical control polishing system proposed by the present invention, including supporting mechanism, mounting post, movable stand, throwing
Light mechanism and drive mechanism;
Supporting mechanism includes pedestal and rotating disk, and rotating disk may be rotatably mounted on pedestal;
Mounting post is arranged on rotating disk, and the first guide rail and the second guide rail for extending from the bottom to top are provided with mounting post, the
One guide rail and the second guide rail are located at mounting post opposite sides;
First roller and the second roller are installed, the first roller and the second roller are respectively at the first guide rail and on movable stand
Two guide rails lean;
Polishing mechanism includes mounting rod, polishing wheel, mounting cylinder and expansion link, and mounting rod first end is rotatably connected movement
Frame, polishing wheel may be rotatably mounted at the end of mounting rod second, and mounting cylinder may be rotatably mounted on movable stand, and expansion link first end can turn
Dynamic connection mounting rod, the end of expansion link second is movably mounted in mounting cylinder, axis, mounting cylinder turn that mounting rod first end is rotated
The axis that dynamic axis and expansion link first end are rotated is parallel to each other, and the axis that mounting rod first end is rotated is perpendicular to turntable shaft
Line;
Drive mechanism includes first driving means, the second drive device, the 3rd drive device and four-drive device, first
The roller of drive device drive connection first and the second roller, the second drive device drive connection rotating disk, the 3rd drive device drive
Connection polishing wheel, four-drive device drive connection expansion link, four-drive device is used to drive expansion link to be moved on mounting cylinder
It is dynamic.
Preferably, also including control device and laser scanning device, first driving means, the second drive device, the 3rd drive
Dynamic device and four-drive device communication connection control device, laser scanning device are used to scan reactor inner wall position, control
Device is preset with the first polishing velocity, the second polishing velocity, the first velocity of rotation and the second velocity of rotation;
Control device obtains reactor inner wall position by laser scanning device, and reactor inwall is prolonged along the first guide rail
Stretch direction and be divided into multiple polishing areas, control device control four-drive device work makes polishing wheel be offseted with reactor inwall
Lean on, control device controls the work of the 3rd drive device, polishing wheel is rotated with the first polishing velocity, control device control second is driven
Dynamic device work, makes rotating disk be rotated with the first velocity of rotation, control device control first driving means work, makes polishing wheel successively
By polishing area, to complete the polishing of whole polishing areas;After polishing wheel completes reactor inwall with the first polishing velocity to be polished,
Control device control four-drive device work, makes polishing wheel be leant with reactor inwall, and control device control the 3rd drives
Device works, and polishing wheel is rotated with the second polishing velocity, and control device controls the work of the second drive device, makes rotating disk with second
Velocity of rotation is rotated, control device control first driving means work, polishing wheel is passed sequentially through polishing area, to complete whole throwings
The polishing in light area.
Preferably, supporting mechanism also includes multiple support columns, and support column is arranged on pedestal, and circumferential uniform point along rotating disk
Cloth;
Preferably, supporting mechanism also includes multiple screw rods and multiple chassis;
Support column is provided with internal thread hole, and screw rod is corresponded with support column, and screw rod is arranged on support by internal thread hole
On post, chassis is arranged on screw rod, and positioned at support column lower section.
Preferably, supporting mechanism also includes multiple nuts, and nut is corresponded with screw rod, and nut is arranged on screw rod, and
Positioned at support column top.
Preferably, also including mobile auxiliary body, mobile auxiliary body includes the first drive, the second drive, transmission
Chain and the 5th drive device, the first drive and the second drive are separately mounted to the upper and lower part of mounting post, driving-chain
Bar first end connects movable stand, and the end of driving chain second is connected by being bypassed on the first drive and the second drive with movable stand
Connect, the 5th the first drive of drive device drive connection.
When the present invention is used, reactor is tipped upside down in mounting post, can realize that mounting rod is rotated by expansion link movement,
Being rotated by mounting rod can adjust polishing wheel position, can realize that polishing wheel is big against difference by the adjustment of polishing wheel position
Small reactor, position adjustment is carried out by movable stand in mounting post, it is possible to achieve polishing wheel adjusts upward throwing in reactor axle
Optical position, being rotated by rotating disk can realize that polishing wheel adjusts polishing position in the axial direction.Easy to use, the scope of application of the invention
Extensively, and high working efficiency.
Brief description of the drawings
Fig. 1 is a kind of reactor inwall numerical control polishing system structure diagram proposed by the present invention.
Specific embodiment
Shown in reference picture 1, a kind of reactor inwall numerical control polishing system proposed by the present invention, including supporting mechanism, installation
Post 2, movable stand 3, polishing mechanism and drive mechanism;
Supporting mechanism includes pedestal 11 and rotating disk 12, and rotating disk 12 may be rotatably mounted on pedestal 11;
Mounting post 2 is installed on a turntable 12, the first guide rail 21 and second for extending from the bottom to top is provided with mounting post 2 and is led
Rail 22, the first guide rail 21 and the second guide rail 22 are located at the opposite sides of mounting post 2;
First roller 31 and the second roller 32 are installed, the first roller 31 and the second roller 32 are respectively on movable stand 3
One guide rail 21 and the second guide rail 22 lean;
Polishing mechanism includes mounting rod 41, polishing wheel 42, mounting cylinder 43 and expansion link 44, and the first end of mounting rod 41 is rotatable
Connection movable stand 3, polishing wheel 42 may be rotatably mounted at the end of mounting rod 41 second, and mounting cylinder 43 may be rotatably mounted on movable stand 3,
The first end of expansion link 44 is rotatably connected mounting rod 41, and the end of expansion link 44 second is movably mounted in mounting cylinder 43, mounting rod
The axis of axis, the axis that mounting cylinder 43 is rotated and the rotation of the first end of expansion link 44 that 41 first ends are rotated is parallel to each other, and installs
The axis that the first end of bar 41 is rotated is perpendicular to the axis of rotating disk 12;
Drive mechanism includes first driving means, the second drive device, the 3rd drive device and four-drive device, first
Drive device drive connection the first roller 31 and the second roller 32, the second drive device drive connection rotating disk 12, the 3rd drives dress
Drive connection polishing wheel 42, four-drive device drive connection expansion link 44 are put, four-drive device is used to drive expansion link 44
Moved on mounting cylinder 43.
When the present invention is used, reactor is tipped upside down in mounting post 2, mounting rod 41 can be realized by the movement of expansion link 44
Rotate, being rotated by mounting rod 41 can adjust the position of polishing wheel 42, polishing can be realized by the adjustment of the position of polishing wheel 42
Wheel 42 carries out position adjustment, it is possible to achieve polishing wheel 42 exists by movable stand 3 against different size of reactor in mounting post 2
Reactor axle adjusts upward polishing position, and being rotated by rotating disk 12 can realize that polishing wheel 42 adjusts polishing position in the axial direction.
In present embodiment, also including control device and laser scanning device, first driving means, the second drive device,
3rd drive device and four-drive device communication connection control device, laser scanning device are used to scan reactor inwall position
Put, control device is preset with the first polishing velocity, the second polishing velocity, the first velocity of rotation and the second velocity of rotation;
Control device obtains reactor inner wall position by laser scanning device, and by reactor inwall along the first guide rail 21
Bearing of trend is divided into multiple polishing areas, and control device control four-drive device work makes polishing wheel 42 and reactor inwall
Lean, control device controls the work of the 3rd drive device, polishing wheel 42 is rotated with the first polishing velocity, control device control
Second drive device works, and rotating disk 12 is rotated with the first velocity of rotation, control device control first driving means work, makes throwing
Halo 42 passes sequentially through polishing area, to complete the polishing of whole polishing areas;When polishing wheel 42 completes to react with the first polishing velocity
After the polishing of kettle inwall, control device control four-drive device work makes polishing wheel 42 be leant with reactor inwall, control dress
Control the 3rd drive device work is put, polishing wheel 42 is rotated with the second polishing velocity, control device controls the second drive device
Work, makes rotating disk 12 be rotated with the second velocity of rotation, control device control first driving means work, polishing wheel 42 is led to successively
Polishing area is crossed, to complete the polishing of whole polishing areas.
Reactor can remove a large amount of impurity by polishing for the first time, reduce influence of the impurity to polishing effect, by the
It is secondary to be polished completion reactor process requirements, the first polishing is respectively cooperating with by the first velocity of rotation and the second velocity of rotation
Speed and the second polishing velocity, the time that can effectively control each polishing area to be polished, reduce reactor because polishing is led
Cause impaired possibility.
In present embodiment, supporting mechanism also includes multiple support columns 13, and support column 13 is installed on the base 11, and edge turns
Disk 12 is circumferential to be uniformly distributed;The possibility of present invention overturning can be reduced by support column 13.
In present embodiment, supporting mechanism also includes multiple screw rods 14 and multiple chassis 15;
Support column 13 is provided with internal thread hole, and screw rod 14 is corresponded with support column 13, and screw rod 14 is pacified by internal thread hole
On support column 13, chassis 15 is arranged on screw rod 14, and positioned at the lower section of support column 13, chassis is adjusted by rotating screw rod 14
15 positions, can realize chassis 15 against bottom surface on different bottom surfaces, and further improving support column 13 prevents the present invention from turning over
Possibility.
In present embodiment, supporting mechanism also includes multiple nuts 16, and nut 16 is corresponded with screw rod 14, and nut 16 is pacified
On screw rod 14, and positioned at the top of support column 13, be conducive to improving the stability that screw rod 14 coordinates with support column 13.
In present embodiment, also including mobile auxiliary body, mobile auxiliary body includes the first drive, the second transmission
Wheel, the drive device of driving chain 51 and the 5th, the first drive and the second drive are separately mounted to the top of mounting post 2 with
Portion, the first end of driving chain 51 connection movable stand 3, the end of driving chain 51 second by the first drive and the second drive around
Cross, and be connected with movable stand 3, the 5th the first drive of drive device drive connection drives movable stand 3 by driving chain 51,
The stability of the movement of movable stand 3 can be improved.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (6)
1. a kind of reactor inwall numerical control polishing system, it is characterised in that:Including supporting mechanism, mounting post (2), movable stand (3),
Polishing mechanism and drive mechanism;
Supporting mechanism includes pedestal (11) and rotating disk (12), and rotating disk (12) may be rotatably mounted on pedestal (11);
Mounting post (2) is provided with the first guide rail (21) and for extending from the bottom to top on rotating disk (12) in mounting post (2)
Two guide rails (22), the first guide rail (21) and the second guide rail (22) are positioned at mounting post (2) opposite sides;
First roller (31) and the second roller (32), the first roller (31) and the second roller (32) point are installed on movable stand (3)
Not leant in the first guide rail (21) and the second guide rail (22);
Polishing mechanism includes mounting rod (41), polishing wheel (42), mounting cylinder (43) and expansion link (44), mounting rod (41) first end
Be rotatably connected movable stand (3), and polishing wheel (42) may be rotatably mounted at the end of mounting rod (41) second, and mounting cylinder (43) is rotatably pacified
On movable stand (3), expansion link (44) first end is rotatably connected mounting rod (41), the removable peace in the end of expansion link (44) second
In mounting cylinder (43), axis, the axis and expansion link (44) of mounting cylinder (43) rotation that mounting rod (41) first end is rotated
The axis that first end is rotated is parallel to each other, and the axis that mounting rod (41) first end is rotated is perpendicular to rotating disk (12) axis;
Drive mechanism includes first driving means, the second drive device, the 3rd drive device and four-drive device, and first drives
The roller of device drive connection first (31) and the second roller (32), the second drive device drive connection rotating disk (12), the 3rd drives
Device drive connection polishing wheel (42), four-drive device drive connection expansion link (44), four-drive device is stretched for driving
Contracting bar (44) is moved on mounting cylinder (43).
2. reactor inwall numerical control polishing system according to claim 1, it is characterised in that:Also include control device and swash
Light scanning apparatus, first driving means, the second drive device, the 3rd drive device and four-drive device communication connection control dress
Put, laser scanning device is used to scan reactor inner wall position, and control device is preset with the first polishing velocity, the second polishing speed
Degree, the first velocity of rotation and the second velocity of rotation;
Control device obtains reactor inner wall position by laser scanning device, and reactor inwall is prolonged along the first guide rail (21)
Stretch direction and be divided into multiple polishing areas, control device control four-drive device work makes polishing wheel (42) and reactor inwall
Lean, control device controls the work of the 3rd drive device, polishing wheel (42) is rotated with the first polishing velocity, control device control
The work of the second drive device is made, rotating disk (12) is rotated with the first velocity of rotation, control device control first driving means work,
Polishing wheel (42) is set to pass sequentially through polishing area, to complete the polishing of whole polishing areas;When polishing wheel (42) is with the first polishing velocity
After completing the polishing of reactor inwall, control device control four-drive device work makes polishing wheel (42) with reactor inwall phase
Against control device controls the work of the 3rd drive device, polishing wheel (42) is rotated with the second polishing velocity, control device control
Second drive device works, and rotating disk (12) is rotated with the second velocity of rotation, control device control first driving means work, makes
Polishing wheel (42) passes sequentially through polishing area, to complete the polishing of whole polishing areas.
3. reactor inwall numerical control polishing system according to claim 1, it is characterised in that:Supporting mechanism also includes multiple
Support column (13), support column (13) is circumferentially uniformly distributed on pedestal (11) along rotating disk (12);
4. reactor inwall numerical control polishing system according to claim 3, it is characterised in that:Supporting mechanism also includes multiple
Screw rod (14) and multiple chassis (15);
Support column (13) is provided with internal thread hole, and screw rod (14) is corresponded with support column (13), and screw rod (14) is by internal thread
Hole be arranged on support column (13) on, chassis (15) on screw rod (14), and positioned at support column (13) lower section.
5. reactor inwall numerical control polishing system according to claim 4, it is characterised in that:Supporting mechanism also includes multiple
Nut (16), nut (16) and screw rod (14) are corresponded, nut (16) on screw rod (14), and positioned at support column (13)
Top.
6. reactor inwall numerical control polishing system according to claim 1, it is characterised in that:Also include mobile auxiliary machine
Structure, mobile auxiliary body includes the first drive, the second drive, driving chain (51) and the 5th drive device, the first transmission
Wheel and the second drive are separately mounted to the upper and lower part of mounting post (2), driving chain (51) first end connection movable stand
(3), the end of driving chain (51) second on the first drive and the second drive by bypassing, and is connected with movable stand (3), and the 5th drives
Dynamic device the first drive of drive connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710127753.2A CN106808358A (en) | 2017-03-06 | 2017-03-06 | A kind of reactor inwall numerical control polishing system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710127753.2A CN106808358A (en) | 2017-03-06 | 2017-03-06 | A kind of reactor inwall numerical control polishing system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106808358A true CN106808358A (en) | 2017-06-09 |
Family
ID=59115068
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710127753.2A Pending CN106808358A (en) | 2017-03-06 | 2017-03-06 | A kind of reactor inwall numerical control polishing system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106808358A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107717679A (en) * | 2017-10-11 | 2018-02-23 | 安徽鑫艺达抛光机械有限公司 | A kind of high efficiency square chest inwall weld grinding equipment |
CN109048601A (en) * | 2018-09-29 | 2018-12-21 | 江阴市天利化工机械有限公司 | A kind of furnace tube Full-automatic polishing machine |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004110703A1 (en) * | 2003-06-13 | 2004-12-23 | Abb Ab | A robot arm having a wrist house movable mounted by holding means |
CN201089109Y (en) * | 2007-05-16 | 2008-07-23 | 江门市信贝利机械有限公司 | Multi-angle polishing machine |
CN102922403A (en) * | 2012-10-10 | 2013-02-13 | 天津市诺恩电器设备制造有限公司 | Adjustable rotation polishing machine |
CN105150072A (en) * | 2015-08-04 | 2015-12-16 | 西宁科进工业设计有限公司 | Polishing machine |
CN205290633U (en) * | 2015-11-28 | 2016-06-08 | 天津市瀚洋金属设备有限公司 | Automatic mechanical polishing machine |
-
2017
- 2017-03-06 CN CN201710127753.2A patent/CN106808358A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004110703A1 (en) * | 2003-06-13 | 2004-12-23 | Abb Ab | A robot arm having a wrist house movable mounted by holding means |
CN201089109Y (en) * | 2007-05-16 | 2008-07-23 | 江门市信贝利机械有限公司 | Multi-angle polishing machine |
CN102922403A (en) * | 2012-10-10 | 2013-02-13 | 天津市诺恩电器设备制造有限公司 | Adjustable rotation polishing machine |
CN105150072A (en) * | 2015-08-04 | 2015-12-16 | 西宁科进工业设计有限公司 | Polishing machine |
CN205290633U (en) * | 2015-11-28 | 2016-06-08 | 天津市瀚洋金属设备有限公司 | Automatic mechanical polishing machine |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107717679A (en) * | 2017-10-11 | 2018-02-23 | 安徽鑫艺达抛光机械有限公司 | A kind of high efficiency square chest inwall weld grinding equipment |
CN109048601A (en) * | 2018-09-29 | 2018-12-21 | 江阴市天利化工机械有限公司 | A kind of furnace tube Full-automatic polishing machine |
CN109048601B (en) * | 2018-09-29 | 2024-01-09 | 江阴市天利化工机械有限公司 | Full-automatic polishing machine for furnace barrel |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101850536B (en) | Annular automatic sheet grinding machine | |
CN107344352A (en) | Shoemaking three-dimensional reorientation welding bench | |
CN113319660A (en) | Side wall and end face polishing device of bearing ring | |
CN208282766U (en) | A kind of automotive hub check-out console | |
CN204035775U (en) | Tubular workpiece cutter sweep | |
CN107324020A (en) | A kind of turning device of solar panel | |
CN106808358A (en) | A kind of reactor inwall numerical control polishing system | |
CN108673442A (en) | Overhaul grain-clamping table | |
CN207788516U (en) | Glass substrate milling apparatus | |
CN215508483U (en) | Drive clamping device for annular workpiece | |
CN104259640B (en) | Tubular workpiece cutter sweep | |
CN206405736U (en) | A kind of beaming roller reparation support meanss | |
US20080069676A1 (en) | Automobile Display System | |
US5867879A (en) | Stretcher in calenders for tubular knitted fabrics | |
CN208087664U (en) | A kind of piece surface annealing device | |
CN114905385B (en) | Shell plate polishing device | |
CN207522297U (en) | Suitable for the burnishing device of axial workpiece | |
CN110722367B (en) | Angle adjusting device for automobile part machining | |
CN114042844A (en) | Horizontal rolling forming device for special-shaped ring piece | |
CN108971631B (en) | Feeding device is used in the processing of section roll end face | |
CN214519202U (en) | Bipyramid barrel burnishing device | |
CN112475778A (en) | Bearing assembly heating device | |
CN117930141B (en) | Tunnel defect detection device and method based on radar detection | |
CN107775499A (en) | Suitable for the burnishing device of axial workpiece | |
CN211734392U (en) | Improved fur stretching machine |
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 | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170609 |