CN107877374A - A kind of sanding apparatus - Google Patents
A kind of sanding apparatus Download PDFInfo
- Publication number
- CN107877374A CN107877374A CN201711001328.5A CN201711001328A CN107877374A CN 107877374 A CN107877374 A CN 107877374A CN 201711001328 A CN201711001328 A CN 201711001328A CN 107877374 A CN107877374 A CN 107877374A
- Authority
- CN
- China
- Prior art keywords
- screw thread
- along
- bar
- rotatably connected
- pedestal
- 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
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000005498 polishing Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000001125 extrusion Methods 0.000 claims description 35
- 238000009434 installation Methods 0.000 claims description 19
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 15
- 238000000034 method Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007494 plate polishing Methods 0.000 description 1
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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting 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
- 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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
- B24B5/04—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally
- B24B5/045—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally with the grinding wheel axis perpendicular to the workpiece axis
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention relates to processing technique field, more particularly to a kind of sanding apparatus；The sanding apparatus of the present invention, including bottom plate, in addition to be connected in the polishing part of the side of the upper end of the bottom plate, be connected in the bottom plate upper end the frame of opposite side, lower fixed component and the upper fixed component that in the frame and upside in the lower fixed component is rotatably connected in by screw thread；The polishing part include pedestal, be connected in the pedestal lower end edge the first clamping block, be secured by bolts in the pedestal upper end motor, be rotatably connected in the motor end power transmission shaft, be connected in the power transmission shaft end cutterhead, be arranged in along the axial direction of the cutterhead knife bar of edge and the cutter head for the end that the knife bar is rotatably connected in by screw thread of the cutterhead；The fixed component of the sanding apparatus of the present invention can be convenient to processed material fixation, polishing operation of components.
Description
Technical field
The present invention relates to processing technique field, more particularly to a kind of sanding apparatus.
Background technology
Need to polish to it in axle sleeve process, but the fixed component of traditional axle sleeve grinding apparatus is to quilt
It is insecure and inconvenient for operation to process axle sleeve fixation；The polishing operation of components inconvenience of traditional axle sleeve grinding apparatus, performance accuracy
It is not high；Accordingly, it is desirable to provide a kind of fixed component can be to processed material fixation, the convenient axle of operation of components of polishing
Cover sanding apparatus.
The content of the invention
It is an object of the invention to provide a kind of sanding apparatus, solves the fixed component of traditional axle sleeve grinding apparatus to being added
Work axle sleeve fix it is insecure, polish operation of components inconvenience the problem of.
The present invention is that technical scheme is used by solving its technical problem：
A kind of sanding apparatus, including bottom plate, in addition to it is connected in the polishing part of the side of the upper end of the bottom plate, clamping
Frame in the opposite side of the upper end of the bottom plate, the upside for being rotatably connected in by screw thread the bottom plate and it is in the frame and institute
State the lower fixed component between polishing part and be rotatably connected in by screw thread upper in the frame and in the lower fixed component
The upper fixed component of side；
It is described polishing part include pedestal, be connected in the pedestal lower end edge the first clamping block, pass through spiral shell
Bolt be fixed on the motor of the upper end of the pedestal, be rotatably connected in the motor end power transmission shaft, be connected in the power transmission shaft
The cutterhead of end, be arranged in along the axial direction of the cutterhead cutterhead edge knife bar and be rotatably connected in by screw thread described
The cutter head of the end of knife bar；
The pedestal is round table-like；Along the pedestal the first buckling groove is arranged with axially to its underpart, described first
Buckling groove and first clamping block are adapted；The longitudinal section of first clamping block is trapezoidal；Several described first clampings
The circumferencial direction of end face of the block along the pedestal is uniformly distributed；
The power transmission shaft is cylindric；The cutterhead is discoid；Is equipped with the inner along the axial direction of the cutterhead
One spins hole, and described first spins hole and the knife bar is adapted；The knife bar is cylindric；The cutter head is round table-like, edge
The axial direction for the cutter head wears second and spun hole in the inner, in described second spin hole inside spin be arranged with screw thread；It is described
Second spins hole and the knife bar is adapted.
Wherein, the lower fixed component includes fixed seat, is connected in the fixed seat along the axial direction of the fixed seat
The master of lower end spin bar, be connected in the fixed seat upper end upper installation support board, along it is described it is upper installation support board axle
To by screw thread be rotatably connected in it is described it is upper installation support board upside central locating rod, be rotatably connected in it is described it is upper installation support board it is upper
The swivel head of the edge of side, the rotary squeezing bar being rotatably connected in radial through screw thread on the swivel head along the swivel head
With the main compact heap of the end that is connected in the rotary squeezing bar；
The fixed seat is round table-like；The second buckling groove, second buckling groove are arranged with the bottom of the fixed seat
It is adapted with the master bar that spins；The master spins bar to be round table-like, in the master spin bar outer wall on spiral be arranged with
Screw thread；
The upper installation support board is discoid；The 3rd buckling groove, institute are arranged with the downside of the upper installation support board
State the 3rd buckling groove and the fixed seat is adapted；The central locating rod is round bar shape；
It is arranged with the top of the upper installation support board and rotatably compresses groove, it is described to rotatably compress groove and the swivel head phase
Adapt to；The swivel head is equipped with the 3rd to be spherical, along the radial direction of the swivel head and spun hole in the inner, and the described 3rd spins
Hole and the rotary squeezing bar are adapted；The main compact heap is discoid.
Wherein, fixed part include sliding cylinder, be connected in the sliding cylinder lower end compressor arm, pass through screw thread
The lower extrusion plate of the lower end of the compressor arm is rotatably connected in, is rotatably connected in by screw thread on the compressor arm and is in the lower extrusion plate
Upside upper extrusion board, the bullet that is sheathed on the compressor arm and is pressed between the upper extrusion board and the lower extrusion plate
Spring and be connected in the lower extrusion plate downside edge pressure block；
The compressor arm is cylindric；The upper extrusion board is discoid, in being equipped with the first peace in the upper extrusion board
Hole is filled, first mounting hole and the compressor arm are adapted；Screw thread is arranged with the first mounting hole inside spin；
The lower extrusion plate is discoid；The 4th buckling groove that is arranged with the downside of the lower extrusion plate, the described 4th
Buckling groove and the pressure block are adapted；The circumferencial direction of several cross sections of the pressure block along the lower extrusion plate is equal
Even distribution.
The advantage of the invention is that：
The sanding apparatus of the present invention, including bottom plate, in addition to be connected in the side of the upper end of the bottom plate polishing part,
The frame of the opposite side of the upper end of the bottom plate is connected in, the upside of the bottom plate is rotatably connected in by screw thread and is in the frame
It is described polishing part between lower fixed component and be rotatably connected in by screw thread in the frame and be in the lower fixed component
Upside upper fixed component；
It is described polishing part include pedestal, be connected in the pedestal lower end edge the first clamping block, pass through spiral shell
Bolt be fixed on the motor of the upper end of the pedestal, be rotatably connected in the motor end power transmission shaft, be connected in the power transmission shaft
The cutterhead of end, be arranged in along the axial direction of the cutterhead cutterhead edge knife bar and be rotatably connected in by screw thread described
The cutter head of the end of knife bar；The fixed component of the sanding apparatus of the present invention can be to processed material fixation, polishing portion
Part is easy to operate.
Brief description of the drawings
Fig. 1 is the front view of the sanding apparatus of the present invention.
Fig. 2 is the front view of the polishing part of the present invention.
Fig. 3 is the front view of the lower fixed component of the present invention.
Fig. 4 is the front view of the upper fixed component of the present invention.
Wherein：1- bottom plates；2- polishing parts；The upper fixed components of 3-；4- frames；Fixed component under 5-；The clampings of 21- first
Block；22- pedestals；23- motors；24- power transmission shafts；25- cutterheads；26- knife bars；27- cutter heads；31- sliding cylinders；32- compressor arms；33-
Upper extrusion board；34- lower extrusion plates；35- pressure blocks；36- springs；51- master spins bar；52- fixed seats；Support board is installed on 53-；
The main compact heaps of 54-；55- rotary squeezing bars；56- swivel heads；57- central locating rods.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Diagram and specific embodiment are closed, the present invention is expanded on further.
The sanding apparatus of the present invention is described in detail with reference to Fig. 1 to Fig. 4.
The sanding apparatus of the present invention, including bottom plate 1, in addition to it is connected in the polishing portion of the side of the upper end of the bottom plate 1
Part 2, be connected in the bottom plate 1 upper end opposite side frame 4, the upside of the bottom plate 1 is rotatably connected in by screw thread and is in
The frame 4 and it is described polishing part 2 between lower fixed component 5 and be rotatably connected in by screw thread in the frame 4 and be in institute
State the upper fixed component 3 of the upside of lower fixed component 5；
It is described polishing part 2 include pedestal 22, be connected in the pedestal 22 lower end edge the first clamping block 21,
It is secured by bolts in the motor 23 of the upper end of the pedestal 22, the power transmission shaft 24 of end for being rotatably connected in the motor 23, clamping
Cutterhead 25 in the end of the power transmission shaft 24, be arranged in along the axial direction of the cutterhead 25 cutterhead 25 edge knife
Bar 26 and be rotatably connected in by screw thread the knife bar 26 end cutter head 27；
The pedestal 22 is round table-like；The first buckling groove is arranged with axially to its underpart along the pedestal 22, it is described
First buckling groove and first clamping block 21 are adapted；The longitudinal section of first clamping block 21 is trapezoidal；Described in several
The circumferencial direction of end face of first clamping block 21 along the pedestal 22 is uniformly distributed；
The power transmission shaft 24 is cylindric；The cutterhead 25 is discoid；Worn in the inner along the axial direction of the cutterhead 25
Spun hole provided with first, described first spins hole and the knife bar 26 is adapted；The knife bar 26 is cylindric；The cutter head 27
To be round table-like, second is worn in the inner along the axial direction of the cutter head 27 and is spun hole, spun the recessed of hole inside spin in described second
Provided with screw thread；Described second spin hole and the knife bar 26 is adapted.
The lower fixed component 5 includes fixed seat 52, is connected in the fixed seat 52 along the axial direction of the fixed seat 52
Lower end master spin bar 51, be connected in the fixed seat 52 upper end upper installation support board 53, along it is described it is upper installation carry
Thing plate 53 is rotatably connected in the central locating rod 57 of the upper upside for installing support board 53 axially through screw thread, is rotatably connected on described
The swivel head 56 of the edge of the upside of support board 53 is installed, be rotatably connected in along the swivel head 56 radial through screw thread it is described
Rotary squeezing bar 55 on swivel head 56 and be connected in the rotary squeezing bar 55 end main compact heap 54；
The fixed seat 52 is round table-like；The second buckling groove, second card are arranged with the bottom of the fixed seat 52
Access slot and the master spin bar 51 be adapted；The master spins bar 51 to be round table-like, in the master spin bar 51 outer wall on spiral shell
Rotation is arranged with screw thread；
The upper installation support board 53 is discoid；The 3rd clamping is arranged with the downside of the upper installation support board 53
Groove, the 3rd buckling groove and the fixed seat 52 are adapted；The central locating rod 57 is round bar shape；
It is arranged with the top of the upper installation support board 53 and rotatably compresses groove, it is described to rotatably compress groove and the swivel head
56 are adapted；The swivel head 56 is equipped with the 3rd to be spherical, along the radial direction of the swivel head 56 and spun hole in the inner, described
3rd spin hole and the rotary squeezing bar 55 is adapted；The main compact heap 54 is discoid.
Fixed part 3 include sliding cylinder 31, be connected in the sliding cylinder 31 lower end compressor arm 32, pass through spiral shell
Line is rotatably connected in the lower extrusion plate 34 of the lower end of the compressor arm 32, is rotatably connected in by screw thread on the compressor arm 32 and in described
The upper extrusion board 33 of the upside of lower extrusion plate 34, it is sheathed on the compressor arm 32 and is pressed in the upper extrusion board 33 and described
Spring 36 between lower extrusion plate 34 and be connected in the lower extrusion plate 34 downside edge pressure block 35；
The compressor arm 32 is cylindric；The upper extrusion board 33 is discoid, is equipped with the upper extrusion board 33
First mounting hole, first mounting hole and the compressor arm 32 are adapted；In being arranged with for the first mounting hole inside spin
Screw thread；
The lower extrusion plate 34 is discoid；The 4th buckling groove that is arranged with the downside of the lower extrusion plate 34, it is described
4th buckling groove and the pressure block 35 are adapted；Several cross sections of the pressure block 35 along the lower extrusion plate 34
Circumferencial direction is uniformly distributed.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (3)
1. a kind of sanding apparatus, including bottom plate (1), it is characterised in that：Also include the side for being connected in the upper end of the bottom plate (1)
Polishing part (2), be connected in the bottom plate (1) upper end opposite side frame (4), the bottom plate is rotatably connected in by screw thread
(1) upside and the lower fixed component (5) between the frame (4) and the part (2) of polishing and spun by screw thread
Upper fixed component (3) in the frame (4) and the upside in the lower fixed component (5)；
First clamping block of the polishing part (2) including pedestal (22), the edge for the lower end for being connected in the pedestal (22)
(21) motor (23) that, is secured by bolts in the upper end of the pedestal (22), the biography for the end for being rotatably connected in the motor (23)
Moving axis (24), be connected in the power transmission shaft (24) end cutterhead (25), along the axial direction of the cutterhead (25) be arranged in institute
State the knife bar (26) of the edge of cutterhead (25) and the cutter head (27) of the end of the knife bar (26) is rotatably connected in by screw thread；
The pedestal (22) is round table-like；The first buckling groove is arranged with axially to its underpart along the pedestal (22), it is described
First buckling groove and first clamping block (21) are adapted；The longitudinal section of first clamping block (21) is trapezoidal；Several
The circumferencial direction of end face of first clamping block (21) along the pedestal (22) is uniformly distributed；
The power transmission shaft (24) is cylindric；The cutterhead (25) is discoid；Along the axial direction of the cutterhead (25) in the inner
It is equipped with first to spin hole, described first spins hole and the knife bar (26) is adapted；The knife bar (26) is cylindric；It is described
Cutter head (27) wears second to be round table-like, along the axial direction of the cutter head (27) and spun hole in the inner, is spun hole in described second
Inside spin is arranged with screw thread；Described second spin hole and the knife bar (26) is adapted.
A kind of 2. sanding apparatus according to claim 1, it is characterised in that：The lower fixed component (5) includes fixed seat
(52), be connected in along the axial direction of the fixed seat (52) lower end of the fixed seat (52) master spin bar (51), be connected in
The upper installation support board (53) of the upper end of the fixed seat (52), along it is described it is upper installation support board (53) axially through screw thread
It is rotatably connected in the central locating rod (57) of the upside of the upper installation support board (53), is rotatably connected in the upper installation support board (53)
The swivel head (56) of the edge of upside, along the swivel head (56) it is rotatably connected in the swivel head (56) radial through screw thread
On rotary squeezing bar (55) and be connected in the rotary squeezing bar (55) end main compact heap (54)；
The fixed seat (52) is round table-like；The second buckling groove, second card are arranged with the bottom of the fixed seat (52)
Access slot and the master spin bar (51) be adapted；The master spins bar (51) to be round table-like, is spun the outer of bar (51) in the master
Spiral is arranged with screw thread on wall；
The upper installation support board (53) is discoid；The 3rd clamping is arranged with the downside of the upper installation support board (53)
Groove, the 3rd buckling groove and the fixed seat (52) are adapted；The central locating rod (57) is round bar shape；
It is arranged with the top of the upper installation support board (53) and rotatably compresses groove, it is described to rotatably compress groove and the swivel head
(56) it is adapted；The swivel head (56) is spherical, is equipped with the 3rd in the inner along the radial direction of the swivel head (56) and spins
Hole, the described 3rd spin hole and the rotary squeezing bar (55) are adapted；The main compact heap (54) is discoid.
A kind of 3. sanding apparatus according to claim 1, it is characterised in that：Fixed part (3) includes sliding cylinder
(31), it is connected in the compressor arm (32) of the lower end of the sliding cylinder (31), is rotatably connected in by screw thread under the compressor arm (32)
The lower extrusion plate (34) at end, on the compressor arm (32) and the upside in the lower extrusion plate (34) is rotatably connected in by screw thread
Upper extrusion board (33), it is sheathed on the compressor arm (32) and is pressed in the upper extrusion board (33) and the lower extrusion plate (34)
Between spring (36) and be connected in the lower extrusion plate (34) downside edge pressure block (35)；
The compressor arm (32) is cylindric；The upper extrusion board (33) is discoid, is worn in the upper extrusion board (33)
There is the first mounting hole, first mounting hole and the compressor arm (32) are adapted；In the recessed of the first mounting hole inside spin
Provided with screw thread；
The lower extrusion plate (34) is discoid；The 4th buckling groove that is arranged with the downside of the lower extrusion plate (34), it is described
4th buckling groove and the pressure block (35) are adapted；Several horizontal strokes of pressure block (35) along the lower extrusion plate (34)
The circumferencial direction in section is uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711001328.5A CN107877374A (en) | 2017-10-24 | 2017-10-24 | A kind of sanding apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711001328.5A CN107877374A (en) | 2017-10-24 | 2017-10-24 | A kind of sanding apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107877374A true CN107877374A (en) | 2018-04-06 |
Family
ID=61782235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711001328.5A Pending CN107877374A (en) | 2017-10-24 | 2017-10-24 | A kind of sanding apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107877374A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202443A (en) * | 2019-06-17 | 2019-09-06 | 邝光辉 | A kind of round wooden table looks for circular knitting machine |
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|---|---|---|---|---|
| JP2009220262A (en) * | 2008-03-19 | 2009-10-01 | Kikukawa Tekkosho:Kk | Machining apparatus of plate material |
| CN205166057U (en) * | 2015-11-24 | 2016-04-20 | 嘉善贯德精密锻造有限公司 | Cutting plate equipment |
| CN205648996U (en) * | 2016-03-30 | 2016-10-19 | 嘉善宝狐服饰有限公司 | Clothing mar device |
| CN106584235A (en) * | 2017-02-08 | 2017-04-26 | 安聪聪 | Edge grinding process equipment for special-shaped glass production |
| CN206287019U (en) * | 2016-12-08 | 2017-06-30 | 河北工业大学 | A kind of bearing outside grinding attachment |
| CN107127656A (en) * | 2017-05-18 | 2017-09-05 | 安徽朗迪叶轮机械有限公司 | A kind of device for being easy to fix fan blade polishing |
| CN107186566A (en) * | 2017-07-08 | 2017-09-22 | 佛山市幻实科技有限公司 | A kind of ceramic rotary turns edging device |
-
2017
- 2017-10-24 CN CN201711001328.5A patent/CN107877374A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009220262A (en) * | 2008-03-19 | 2009-10-01 | Kikukawa Tekkosho:Kk | Machining apparatus of plate material |
| CN205166057U (en) * | 2015-11-24 | 2016-04-20 | 嘉善贯德精密锻造有限公司 | Cutting plate equipment |
| CN205648996U (en) * | 2016-03-30 | 2016-10-19 | 嘉善宝狐服饰有限公司 | Clothing mar device |
| CN206287019U (en) * | 2016-12-08 | 2017-06-30 | 河北工业大学 | A kind of bearing outside grinding attachment |
| CN106584235A (en) * | 2017-02-08 | 2017-04-26 | 安聪聪 | Edge grinding process equipment for special-shaped glass production |
| CN107127656A (en) * | 2017-05-18 | 2017-09-05 | 安徽朗迪叶轮机械有限公司 | A kind of device for being easy to fix fan blade polishing |
| CN107186566A (en) * | 2017-07-08 | 2017-09-22 | 佛山市幻实科技有限公司 | A kind of ceramic rotary turns edging device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110202443A (en) * | 2019-06-17 | 2019-09-06 | 邝光辉 | A kind of round wooden table looks for circular knitting machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20180406 |