CN109396985A - A kind of lapping using star lapping machine wheel - Google Patents
A kind of lapping using star lapping machine wheel Download PDFInfo
- Publication number
- CN109396985A CN109396985A CN201811566759.0A CN201811566759A CN109396985A CN 109396985 A CN109396985 A CN 109396985A CN 201811566759 A CN201811566759 A CN 201811566759A CN 109396985 A CN109396985 A CN 109396985A
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- China
- Prior art keywords
- synchronous pulley
- frame
- lapping
- sun
- planetary gear
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 75
- 230000008878 coupling Effects 0.000 claims abstract description 14
- 238000010168 coupling process Methods 0.000 claims abstract description 14
- 238000005859 coupling reaction Methods 0.000 claims abstract description 14
- 238000005498 polishing Methods 0.000 description 11
- 230000033001 locomotion Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 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
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/18—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like
- B24B7/186—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like with disc-type tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of lapping using star lapping machine wheel, including driving device, sun wheel apparatus, planetary gear device, tensioning synchronous pulley, mill, grinding, the planetary gear device is provided with multiple, is arranged in using sun wheel apparatus as on the circle in the center of circle；The sun wheel apparatus includes shaft coupling, clutch, sun synchronization belt wheel, planetary gear device includes planet synchronous pulley, planetary gear, the sun synchronization belt wheel, planet synchronous pulley are separately positioned on mill, synchronous belt is provided in mill, synchronous belt is set on sun synchronization belt wheel and multiple planet synchronous pulleys；The driving device includes gear ring, top plate, drive block, and gear ring is fixed on top plate, and gear ring is arranged in planet gear exterior, and it is intermeshed with planetary gear, drive block is arranged on top plate, and drive block is fixedly connected with shaft coupling, and drive block is mounted in the shaft of motor.
Description
Technical field
The present invention relates to grinding equipment technology field, specially a kind of lapping using star lapping machine wheels.
Background technique
With the continuous development of mechanical automation, now many markets, floor ground polishing all use ground
Polishing machine replaces artificial progress polishing, and present polishing machine multi-pass crosses the rotation of polishing grinding pan, to occur between ground
Relative motion, and then achieve the effect that polishing.
Current grinding and polishing disk motion mode is single, it is difficult to rotate to ground in multiple directions, carry out polishing grinding, grind
It is poor to grind effect.
Summary of the invention
The technical problem to be solved by the present invention is to current grinding and polishing disk motion mode is single, it is difficult to ground multiple
Direction rotation, carries out polishing grinding, grinding effect is poor, a kind of lapping using star lapping machine wheel is provided, to solve the above problems.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
The present invention provides a kind of lapping using star lapping machine wheel, including driving device, sun wheel apparatus, planetary gear device, tensioning synchronous belt
Wheel, mill, grinding, the planetary gear device are provided with multiple, are arranged in using sun wheel apparatus as on the circle in the center of circle；The sun
Wheel apparatus includes clutch, shaft coupling, sun synchronization belt wheel, and planetary gear device includes planet synchronous pulley, planetary gear, described
Sun synchronization belt wheel, planet synchronous pulley, tensioning synchronous pulley are separately positioned on mill, synchronous belt are provided in mill, together
Step band is set on sun synchronization belt wheel, multiple planet synchronous pulleys and tensioning synchronous pulley, forms closed circuit；The drive
Dynamic device includes gear ring, top plate, drive block, and gear ring is fixed on top plate, and gear ring setting is in planet gear exterior, drive block setting
Inside top plate, drive block is fixedly connected with shaft coupling, and drive block is mounted in the shaft of motor.
As a preferred technical solution of the present invention, card frame is provided on the drive block, card frame is in frame-type structure,
More fixed blocks are laterally fixed on shaft coupling, the frame-type groove mutual cooperation of fixed block and card frame is fixed by fixed pin.
As a preferred technical solution of the present invention, the gear ring inner ring is provided with first gear teeth, on planetary gear
Second gear teeth are provided with, first gear teeth are engaged with multiple second gear teeth of planetary gear jointly simultaneously.
As a preferred technical solution of the present invention, the sun synchronization belt wheel, planet synchronous pulley, tensioning synchronous belt
Wheel surface is uniformly arranged fluted, convex block is provided on synchronous belt, the convex block on synchronous belt is synchronous with sun synchronization belt wheel, planet
Belt wheel, the groove for being tensioned synchronous pulley, which cooperate, to be fixed.
As a preferred technical solution of the present invention, the mill includes baffle, bottom plate, baffle structure in a ring, Gu
It is fixed to be arranged on bottom plate；Rotation slot is provided on the bottom plate；Grinding upside is equipped with shaft, and shaft passes through rotation slot and planet
Synchronous pulley is fixedly connected.
As a preferred technical solution of the present invention, the tensioning synchronous pulley is provided with frame-type bracket, and tensioning synchronizes
Belt wheel is sleeved on frame-type bracket, and frame-type support casing is fixed on column spinner by positioning pin.
As a preferred technical solution of the present invention, through slot is provided on the frame-type bracket, column spinner is arranged in through slot
In；It is provided with limited block on the outside of column spinner, supports frame-type bracket；It is provided with locating slot on through slot, is provided in column spinner correspondence
Deep gouge, locating slot, deep gouge and positioning pin cooperate.
The beneficial effects obtained by the present invention are as follows being: the present invention is moved by setting sun wheel apparatus, planetary gear device
Transmitting while driving planetary gear to carry out rotation, revolve around sun gear to realize to sun wheel drive；From
And while the grinding on mill is rotated, as mill rotates, to be polished directly in multiple directions to ground, imitate
Fruit is more preferable.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is overall structure of the present invention；
Fig. 2 is driving device structure schematic diagram of the present invention；
Fig. 3 is mill structural schematic diagram of the present invention；
Fig. 4 is present invention grinding structural schematic diagram；
Fig. 5 is present invention tensioning synchronous belt wheel structure schematic diagram；
Fig. 6 is frame-type supporting structure schematic diagram of the present invention；
Figure label: 1, driving device；11, gear ring；111, first gear teeth；12, top plate；13, drive block；131, card frame；132,
Fixed pin；2, sun wheel apparatus；21, clutch；22, shaft coupling；221, fixed block；23, sun synchronization belt wheel；3, planetary gear fills
It sets；31, planet synchronous pulley；32, planetary gear；321, second gear teeth；4, it is tensioned synchronous pulley；41, frame-type bracket；411, lead to
Slot；412, locating slot；42, column spinner；421, deep gouge；43, positioning pin；5, mill；51, baffle；52, bottom plate；53, synchronous belt；
54, rotation slot；6, it is ground；61, shaft.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
In the description of the present invention, it should be noted that the orientation of the instructions such as term "vertical", "upper", "lower", "horizontal"
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, it can manage as the case may be
Solve the concrete meaning of above-mentioned term in the present invention.
Embodiment: as shown in figures 1 to 6, the present invention provides a kind of lapping using star lapping machine wheel, including driving device 1, sun gear dress
Set 2, planetary gear device 3, tensioning synchronous pulley 4, mill 5, grinding 6, the planetary gear device 3 be provided with it is multiple, setting with
Sun wheel apparatus 2 is on the circle in the center of circle；The sun wheel apparatus 2 includes clutch 21, shaft coupling 22, sun synchronization belt wheel 23,
Planetary gear device 3 includes planet synchronous pulley 31, planetary gear 32, and the sun synchronization belt wheel 23, is opened planet synchronous pulley 31
Tight synchronous pulley 4 is separately positioned on mill 5, synchronous belt 53 is provided in mill 5, synchronous belt 53 is set in sun synchronization belt wheel
23, multiple planet synchronous pulleys 31 and tensioning synchronous pulley 4 on, formed closed circuit；The driving device 1 includes gear ring
11, top plate 12, drive block 13, gear ring 11 are fixed on top plate 12, and gear ring 11 is arranged outside planetary gear 32, and drive block 13 is set
It sets inside top plate 12, drive block 13 is fixedly connected with shaft coupling 22, and drive block 13 is mounted in the shaft of motor.
Further, card frame 131 is provided on the drive block 13, card frame 131 is in frame-type structure, horizontal on shaft coupling 22
To more fixed blocks 221 are fixed with, the frame-type groove mutual cooperation of fixed block 221 and card frame 131 is fixed by fixed pin 132.
Further, 11 inner ring of gear ring is provided with first gear teeth 111, and second gear teeth are provided on planetary gear 32
321, first gear teeth 111 are engaged with second gear teeth 321 of multiple planetary gears 32 jointly simultaneously.
Further, the sun synchronization belt wheel 23, planet synchronous pulley 31, tensioning 4 surface of synchronous pulley are uniformly arranged
It is fluted, convex block is provided on synchronous belt 53, the convex block on synchronous belt 53 and sun synchronization belt wheel 23, planet synchronous pulley 31,
The groove for being tensioned synchronous pulley 4, which cooperates, to be fixed.
Further, the mill 5 includes baffle 51, bottom plate 52, and the structure in a ring of baffle 51 is fixed at bottom plate 52
On；Rotation slot 54 is provided on the bottom plate 52；6 upside of grinding is equipped with shaft 61, and shaft 61 passes through rotation slot 54 and planet
Synchronous pulley 31 is fixedly connected.
Further, the tensioning synchronous pulley 4 is provided with frame-type bracket 41, and tensioning synchronous pulley 4 is sleeved on frame-type branch
On frame 41, frame-type bracket 41 is sleeved on column spinner 42, fixed by positioning pin 43.
Further, through slot 411 is provided on the frame-type bracket 41, column spinner 42 is arranged in through slot 411；Column spinner 42
Outside is provided with limited block, supports frame-type bracket 41；It is provided with locating slot 412 on through slot 411, is provided in the correspondence of column spinner 42
Deep gouge 421, locating slot 412, deep gouge 421 and positioning pin 43 cooperate.
It is specific: to be worked and rotated by the motor that control drive block 13 connects, drive the work rotation of drive block 13, drive block
13 are fixed to each other with the fixed block 221 on shaft coupling 22 by fixed pin 132 by card frame 131, so drive block 13 drives connection
Axis device 22 rotates, and shaft coupling 22 drives in clutch 21, and clutch 21 drives sun synchronization belt wheel 23 to rotate；Sun synchronization band
23 rotation of wheel, synchronous belt 53 are distinguished sun synchronization belt wheel 23 by convex block, planet synchronous pulley 31, are tensioned on synchronous pulley 4
Groove cooperation, so, in the motion transmission to planet synchronous pulley 31, tensioning synchronous pulley 4 of synchronous belt 53, drive planet synchronous
Belt wheel 31, tensioning synchronous pulley 4 are rotated；Planet synchronous pulley 31 rotates, so that the planetary gear 32 of top is driven to rotate,
Second gear teeth 321 and first gear teeth 111 on gear ring 11 of planetary gear 32 are intermeshed, since gear ring 11 is fixedly installed, institute
With under the action of reaction force, planetary gear 32 carries out the movement on position with the engagement of the gear teeth, planet is presented on the whole
Gear 32 is rotated along gear ring 11, since the bottom plate 52 on planetary gear 32 and mill 5 is fixed in position, so
Band movable grinding disc 5 is showed to rotate.
On the whole, sun synchronization belt wheel 23 rotates, while driving each 31 rotation of planet synchronous pulley, so that planet is same
Step belt wheel 31 revolves around sun synchronization belt wheel 23；Grinding 6 is connected with by shaft 61 on planet synchronous pulley 31,
So grinding 6 carries out rotation, while as mill 5 revolves, two motion modes are carried out jointly, so that 6 pairs of grinding
Ground carries out polishing grinding.
It is tensioned synchronous pulley 4 to be arranged on frame-type bracket 41, frame-type bracket 41 is sleeved on column spinner 42, passes through column spinner
Limited block on 42 supports frame-type bracket 41；Frame-type bracket 41 can be rotated around column spinner 42, by positioning pin 43 and be sunk
Slot 421, different locating slots 412 are cooperated, thus the relative position of fixed frame-type bracket 41 and column spinner 42, and then change
It is tensioned the position that synchronous pulley 4 is placed, to be adjusted the tensioning degree of synchronous belt 53, reaches more suitable services
Tensioning degree, so that synchronous belt 53 better plays transmission effect.The baffle 51 of annular, baffle 51 are provided with outside bottom plate 52
By the driving device 1 being arranged in driving device 1 and bottom plate 52, sun wheel apparatus 2, planetary gear device 3, tensioning synchronous pulley 4
It is framed, avoids external environment to driving device 1, sun wheel apparatus 2, planetary gear device 3, the influence for being tensioned synchronous pulley 4, make
At unexpected work problem, there is comparable protective effect.
Finally, it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (7)
1. a kind of lapping using star lapping machine wheel, which is characterized in that including driving device (1), sun wheel apparatus (2), planetary gear device
(3), be tensioned synchronous pulley (4), mill (5), grinding (6), the planetary gear device (3) be provided with it is multiple, be arranged with the sun
Wheel apparatus (2) is on the circle in the center of circle；The sun wheel apparatus (2) includes clutch (21), shaft coupling (22), sun synchronization belt wheel
(23), planetary gear device (3) includes planet synchronous pulley (31), planetary gear (32), the sun synchronization belt wheel (23), planet
Synchronous pulley (31), tensioning synchronous pulley (4) are separately positioned on mill (5), are provided with synchronous belt (53) in mill (5), together
Step band (53) is set in sun synchronization belt wheel (23), multiple planet synchronous pulleys (31) and tensioning synchronous pulley (4), is formed
Closed circuit；The driving device (1) includes gear ring (11), top plate (12), drive block (13), and gear ring (11) is fixed on top plate
(12) on, gear ring (11) setting is external in planetary gear (32), and drive block (13) setting is internal in top plate (12), drive block (13)
It is fixedly connected with shaft coupling (22), drive block (13) is mounted in the shaft of motor.
2. a kind of lapping using star lapping machine wheel according to claim 1, which is characterized in that be provided with card on the drive block (13)
Frame (131), card frame (131) are in frame-type structure, and more fixed blocks (221), fixed block are laterally fixed on shaft coupling (22)
(221) it cooperates with the frame-type groove of card frame (131), it is fixed by fixed pin (132).
3. a kind of lapping using star lapping machine wheel according to claim 1, which is characterized in that gear ring (11) inner ring is provided with
One gear teeth (111) are provided with second gear teeth (321) on planetary gear (32), first gear teeth (111) simultaneously with multiple planet teeth
Second gear teeth (321) for taking turns (32) engage jointly.
4. a kind of lapping using star lapping machine wheel according to claim 1, which is characterized in that the sun synchronization belt wheel (23), row
Star synchronous pulley (31), tensioning synchronous pulley (4) surface are uniformly arranged fluted, and synchronous belt is provided with convex block on (53), synchronous
Convex block and sun synchronization belt wheel (23), planet synchronous pulley (31), the groove phase interworking for being tensioned synchronous pulley (4) on band (53)
It closes and fixes.
5. a kind of lapping using star lapping machine wheel according to claim 1, which is characterized in that the mill (5) include baffle (51),
Bottom plate (52), baffle (51) structure in a ring, is fixed on bottom plate (52)；Rotation slot is provided on the bottom plate (52)
(54)；It is equipped with shaft (61) on the upside of grinding (6), shaft (61), which passes through rotation slot (54) and planet synchronous pulley (31) and fixes, to be connected
It connects.
6. a kind of lapping using star lapping machine wheel according to claim 1, which is characterized in that tensioning synchronous pulley (4) setting
Have frame-type bracket (41), tensioning synchronous pulley (4) is sleeved on frame-type bracket (41), and frame-type bracket (41) is sleeved on column spinner
(42) fixed by positioning pin (43) on.
7. a kind of lapping using star lapping machine wheel according to claim 6, which is characterized in that be provided on the frame-type bracket (41) logical
Slot (411), column spinner (42) are arranged in through slot (411)；It is provided with limited block on the outside of column spinner (42), supports frame-type bracket
(41)；Locating slot (412) are provided on through slot (411), in column spinner (42), correspondence is provided with deep gouge (421), locating slot (412),
Deep gouge (421) and positioning pin (43) cooperate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811566759.0A CN109396985A (en) | 2018-12-19 | 2018-12-19 | A kind of lapping using star lapping machine wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811566759.0A CN109396985A (en) | 2018-12-19 | 2018-12-19 | A kind of lapping using star lapping machine wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109396985A true CN109396985A (en) | 2019-03-01 |
Family
ID=65460421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811566759.0A Withdrawn CN109396985A (en) | 2018-12-19 | 2018-12-19 | A kind of lapping using star lapping machine wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109396985A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877675A (en) * | 2019-03-21 | 2019-06-14 | 南通市中京机械有限公司 | A kind of automatic rock wafer lapping machine of numerical control |
| CN110206019A (en) * | 2019-05-22 | 2019-09-06 | 天津港航工程有限公司 | A kind of sheet-pile wharf reinforcing pull rod fast tensioning device |
| CN110253370A (en) * | 2019-06-28 | 2019-09-20 | 李文裔 | A kind of electric pressure cooking saucepan inner casing flange circumference burnishing device suitable for reading |
| CN111958409A (en) * | 2020-08-25 | 2020-11-20 | 张国军 | Machine part machining equipment |
| CN112078022A (en) * | 2020-08-27 | 2020-12-15 | 程彦周 | Former stone processing apparatus for magnetotherapy mattress |
| CN114161243A (en) * | 2021-12-16 | 2022-03-11 | 深圳市爱善天使电子商务有限公司 | Wall grinds paper-back edition and puts for building engineering |
| CN114346794A (en) * | 2022-01-26 | 2022-04-15 | 广东博智林机器人有限公司 | Polishing device and polishing robot |
| CN114603471A (en) * | 2022-03-16 | 2022-06-10 | 广州大学 | Differential planetary wheel type ball milling device |
| CN114832924A (en) * | 2022-04-08 | 2022-08-02 | 南京理工大学北方研究院 | Based on raw materials grinder is used in macromolecular material production |
| CN114952549A (en) * | 2022-05-26 | 2022-08-30 | 南通恩迈精密机械科技有限公司 | Quick grinding device for sealing surface of valve |
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| CN207522269U (en) * | 2017-11-30 | 2018-06-22 | 苏州陈那自动化技术有限公司 | A kind of grinding and polishing device |
| CN108591405A (en) * | 2018-05-17 | 2018-09-28 | 广州城建职业学院 | A kind of precision joint type 2-level reducer |
| CN209349982U (en) * | 2018-12-19 | 2019-09-06 | 上海骥铭机械设备有限公司 | A kind of lapping using star lapping machine wheel |
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| CN1309544A (en) * | 1998-07-06 | 2001-08-22 | 蒂莫西·R·范德维恩 | Mobile surfacing machine |
| US20090074511A1 (en) * | 2007-09-13 | 2009-03-19 | Anderson Martin L | Planetary grinder |
| KR20090063785A (en) * | 2007-12-14 | 2009-06-18 | 현대자동차주식회사 | Auto tensioner using planet gear set |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109877675A (en) * | 2019-03-21 | 2019-06-14 | 南通市中京机械有限公司 | A kind of automatic rock wafer lapping machine of numerical control |
| CN110206019A (en) * | 2019-05-22 | 2019-09-06 | 天津港航工程有限公司 | A kind of sheet-pile wharf reinforcing pull rod fast tensioning device |
| CN110206019B (en) * | 2019-05-22 | 2023-12-15 | 天津港航工程有限公司 | Quick overspeed device tensioner of sheet pile pier steel pull rod |
| CN110253370A (en) * | 2019-06-28 | 2019-09-20 | 李文裔 | A kind of electric pressure cooking saucepan inner casing flange circumference burnishing device suitable for reading |
| CN111958409A (en) * | 2020-08-25 | 2020-11-20 | 张国军 | Machine part machining equipment |
| CN112078022A (en) * | 2020-08-27 | 2020-12-15 | 程彦周 | Former stone processing apparatus for magnetotherapy mattress |
| CN114161243B (en) * | 2021-12-16 | 2022-10-21 | 深圳市爱善天使电子商务有限公司 | Wall grinds paper-back edition and puts for building engineering |
| CN114161243A (en) * | 2021-12-16 | 2022-03-11 | 深圳市爱善天使电子商务有限公司 | Wall grinds paper-back edition and puts for building engineering |
| CN114346794A (en) * | 2022-01-26 | 2022-04-15 | 广东博智林机器人有限公司 | Polishing device and polishing robot |
| CN114603471B (en) * | 2022-03-16 | 2023-08-08 | 广州大学 | Differential planetary wheel type ball milling device |
| CN114603471A (en) * | 2022-03-16 | 2022-06-10 | 广州大学 | Differential planetary wheel type ball milling device |
| CN114832924A (en) * | 2022-04-08 | 2022-08-02 | 南京理工大学北方研究院 | Based on raw materials grinder is used in macromolecular material production |
| CN114952549A (en) * | 2022-05-26 | 2022-08-30 | 南通恩迈精密机械科技有限公司 | Quick grinding device for sealing surface of valve |
| CN114952549B (en) * | 2022-05-26 | 2023-10-10 | 南通恩迈精密机械科技有限公司 | Quick processingequipment that polishes of valve seal face |
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Application publication date: 20190301 |
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| WW01 | Invention patent application withdrawn after publication |