CN105171539A - Static pressure rail for centerless grinding machine - Google Patents
Static pressure rail for centerless grinding machine Download PDFInfo
- Publication number
- CN105171539A CN105171539A CN201510591004.6A CN201510591004A CN105171539A CN 105171539 A CN105171539 A CN 105171539A CN 201510591004 A CN201510591004 A CN 201510591004A CN 105171539 A CN105171539 A CN 105171539A
- Authority
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- China
- Prior art keywords
- oil
- positive stop
- workbench
- static pressure
- basic rack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003068 static effect Effects 0.000 title claims abstract description 54
- 239000003921 oil Substances 0.000 claims abstract description 76
- 239000010724 circulating oil Substances 0.000 claims abstract description 5
- 239000000446 fuel Substances 0.000 claims description 17
- 230000008676 import Effects 0.000 claims description 8
- 238000010030 laminating Methods 0.000 claims description 3
- 229910001651 emery Inorganic materials 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000002679 ablation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000725 suspension Substances 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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/18—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centreless means for supporting, guiding, floating or rotating work
-
- 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
- B24B5/35—Accessories
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
The invention provides a static pressure rail for a centerless grinding machine. The static pressure rail comprises a bottom board and a workbench. The workbench is connected with the bottom board in a sliding manner through standard guide rails fixed to the two sides of the workbench. The standard guide rails comprise first parts and second parts arranged on the sides, away from the workbench, of the first parts and perpendicular to the first parts, wherein oil cavities are formed in the outer faces of the first parts and the second parts of the standard guide rails. The portions, on the two sides of each standard guide rail, of the bottom board are provided with a first limiting stop block and a second limiting stop block, wherein the second part of each standard guide rail is coated with the corresponding first limiting stop block, and each second limiting stop block is adjacent to the first part of the corresponding standard guide rail. Oil inflow holes are formed in the workbench, the bottom board is connected with oil grooves communicated with oil outflow pipes, and circulating oil paths are formed among the opposite faces of the standard guide rails, the bottom board, the first limiting stop blocks and the second limiting stop blocks. By the adoption of the static pressure rail, the standard guide rails can be suspended relative to the bottom board, so that drive force for driving the workbench to slide is reduced.
Description
Technical field
The invention belongs to machinery manufacturing technology field, be specifically related to a kind of centerless grinder static pressure track.
Background technology
Grinding machine utilizes grinding tool to carry out the lathe of grinding to surface of the work, and the emery wheel of general grinding machine employing High Rotation Speed realizes the grinding operation to workpiece, wherein centerless grinder, is the class grinding machine not needing to adopt location, the axle center of workpiece and carry out grinding.Be appreciated that centerless grinder operationally, need to drive emery wheel to move around relative to workpiece to be processed, to realize the ablation of emery wheel to workpiece to be processed.
At present, existing driving emery wheel moves around, and is to be realized by the vibrational power flow of static pressure track.Particularly, workbench in static pressure track can do in the effect of driving force and move back and forth back and forth relative to the base plate in static pressure track, and then drive emery wheel to move around, that is relative to the object of workpiece to be processed feed and withdrawing when realizing stone.
Be appreciated that, according to the user demand of centerless grinder, its workbench can correspondingly be equipped with other parts, make the load of bearing required for workbench entirety larger, the frictional force of such workbench corresponding generation when the enterprising line slip of base plate is larger, that is need larger driving force that workbench could be driven to slide relative to base plate, so not only can affect to the rigid of static pressure track, and larger driving force its drive and waywardly can reduce the precision of emery wheel in feed process.
Summary of the invention
The object of the invention is to the centerless grinder static pressure track for solving the problems of the technologies described above.
Particularly, a kind of centerless grinder static pressure track, comprise the workbench of base plate, opposed bottom setting, described workbench is respectively arranged with basic rack in the both sides of the side surface towards base plate, and two wherein said basic racks and base plate are slidably connected; Two described basic racks include first for being fixedly connected with workbench, be arranged on first away from workbench side and vertically disposed relative to first second, wherein said second offers a groove on the upper surface of contiguous first side, and described basic rack all offers oil pocket on the lateral surface of first and second; Described base plate is respectively arranged with the first positive stop and the second positive stop in the both sides of each basic rack, wherein said first positive stop is close to second in basic rack and arranges relative to second parcel, and be located in described first positive stop between its end face of part of second top and first and leave a gap, to form the first oil inlet passage of this static pressure track; First setting in the contiguous basic rack of described second positive stop, to form the second oil inlet passage of this static pressure track; Described workbench offers fuel feed hole, and described fuel feed hole is connected with the first oil inlet passage and the second oil inlet passage, between the opposite face of basic rack and base plate, the first positive stop and the second positive stop in the past, imports oil; Described base plate offers oil groove on the side end face of first in basic rack, and described oil groove is connected has flowline, for being derived by the oil imported via fuel feed hole on workbench, and forms a circulating oil path.
As preferred version of the present invention, described static pressure track also comprises oil pressure pump and orifice restriction device, the oil-in of described oil pressure pump is connected with the flowline on described oil groove by pipeline, oil-out is connected with the oil-in on orifice restriction device, the oil-out of described orifice restriction device is connected with the fuel feed hole that workbench offers by pipeline, to form oil circulation loop.
As preferred version of the present invention, described first positive stop and the second positive stop to be fixed with base plate each via bolt and to be connected, and described basic rack is connected with being also fixed with bolt between workbench.
As preferred version of the present invention, described first positive stop, between the second positive stop and the opposite face of workbench, leave a gap.
As preferred version of the present invention, described first positive stop comprises limited block portion, and being vertical at limited block portion away from the stopper portions on base plate one side end face, wherein said limited block portion is connected with being fixed by the bolt for being fixed on base plate by the first positive stop between stopper portions; The height that the height in described limited block portion equals in described basic rack second, described stopper portions is being provided with a chamfering towards the side of the first oil inlet passage.
As preferred version of the present invention, defining two basic racks that described workbench is fixed with is the first basic rack and the second basic rack, described base plate is arranged on and carries out encirclement with laminating type between second in the first positive stop of the first basic rack both sides and the first basic rack and arrange, correspondingly, also setting bonded to each other between first in described first positive stop and this first basic rack, wherein said first positive stop offers short slot, to form the second oil inlet passage of this static pressure track.
As preferred version of the present invention, first in described first basic rack offers oil pocket, three end faces of second offers oil pocket respectively in the part fitted well with the second positive stop.
As preferred version of the present invention, described base plate is arranged between wherein in its limited block portion of the first positive stop of side and the second basic rack second of the second basic rack and leaves a gap, correspondingly, also a gap is left, to form the second oil inlet passage of this static pressure track between the opposite face of first in described first positive stop and this basic rack.
As preferred version of the present invention, the second oil inlet passage formed between first opposite face in described second positive stop and the second basic rack is provided with a corner portion.
As preferred version of the present invention, described first basic rack and the second basic rack are symmetrical arranged relative to workbench.
Due to the application of technique scheme, the present invention has following beneficial effect:
Centerless grinder static pressure track of the present invention, by rational structure, make this static pressure track in use, can by workbench offering fuel feed hole toward basic rack and base plate, between first positive stop and the second positive stop, opposite face imports oil, and basic rack can suspend from base plate by oil on the one hand that import, to reduce the frictional force produced when its basic rack and base plate carry out relative movement when workbench slides relative to base plate, that is reduce driving force required when workbench slides relative to base plate, the oil imported on the other hand can play the effect of lubrication well, driving force required when further reduction workbench slides relative to base plate, which improves the feed precision of its emery wheel of centerless grinder of this static pressure track of application, and then the machining accuracy guaranteeing workpiece to be processed.
Accompanying drawing explanation
The structural representation of the centerless grinder static pressure track that Fig. 1 provides for present pre-ferred embodiments.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1, the centerless grinder static pressure track 100 that present pre-ferred embodiments provides, comprise the workbench 20 of base plate 10, opposed bottom 10 setting, and two basic racks 30 be fixed on workbench 10, be slidably connected between two wherein said basic racks 30 and base plate 10, such workbench 10 reciprocatingly slides back and forth on base plate 10 by basic rack 30 under the driving of driving force.
Be appreciated that, two described basic racks 30 are lived apart in the both sides of workbench 20, its one end to be fixed with workbench 20 by bolt 21 and to be connected, and the other end is used for contacting with base plate 10, to realize this workbench 20 reciprocatingly sliding back and forth on base plate 10 by this basic rack 30.Wherein, two described basic racks 30 include first 31 for being fixedly connected with workbench 20, be arranged on first 31 away from workbench 20 side and relative to first 31 vertically disposed second 32, wherein said second 32 offers a groove 321 on the upper surface of contiguous first 31 side, and this basic rack 30 all offers oil pocket 33 on the lateral surface of first 31 and second 32.
The base plate 10 of the present embodiment its be respectively arranged with the first positive stop 11 and the second positive stop 12 in the both sides of each basic rack 30, wherein, described first positive stop 11 and the second positive stop 12 are fixed on base plate 10 each via bolt 13, and the first described positive stop 11 and the second positive stop 12 are when being assembled to this static pressure track 100, all gap is left between both and the opposite face of workbench 20, make workbench 20 under drive force, do slip relative to base plate 10, its first positive stop 11, frictional resistance can not be produced between second positive stop 12 and workbench 20.
Second 32 of the described corresponding basic rack 30 of the first positive stop 11 is arranged, described first positive stop 11 specifically wraps up second 32 setting of basic rack 30, and leave a gap between its end face of part be located in this first positive stop 11 above second 32 and first 31, to form the first oil inlet passage of this static pressure track 100.
Described first positive stop 11 comprises limited block portion 111, and being vertically arranged on limited block portion 111 away from the stopper portions 112 on base plate 10 1 side end face, wherein said limited block portion 111 is connected by being fixed for the bolt 13 be fixed on base plate 10 by the first positive stop 11 with between stopper portions 112; The height that the height in described limited block portion 111 equals in described basic rack 30 second 32, described stopper portions 112 is being provided with a chamfering towards the side of the first oil inlet passage, so that oil to flow to basic rack 30 between the opposite face of second 32 and the first positive stop 11, base plate 10 from the first oil inlet passage.And first 31 of the corresponding basic rack 30 of the second positive stop 12 is arranged, described second positive stop 12 is that first 31 in contiguous basic rack 30 is arranged, to form the second oil inlet passage of this static pressure track 100.
Be appreciated that, when the static pressure track 100 of the present embodiment is applied and is used in centerless grinder, larger load is born required for its workbench 20, reciprocatingly slide back and forth relative to base plate 10 for the ease of workbench 20, the present embodiment adopts and inject oil in this static pressure track 100, and in the opposite face that oil is spread between basic rack 30 and base plate 10, first positive stop 11 and the second positive stop 12, with the effect making basic rack 30 reach suspension.Known by putting into practice, it is 600kg that the workbench 20 of the present embodiment is applied in the load that centerless grinder bears required for it, and the present embodiment, by rational vibrational power flow, makes it need the driving force of 2kg that workbench 20 can be driven to slide relative to base plate 10.
In order to the user demand that the static pressure track 100 meeting the present embodiment is above-mentioned, the present embodiment offers fuel feed hole 22 on workbench 20, and described fuel feed hole 22 is connected with the first oil inlet passage and the second oil inlet passage, between the opposite face of basic rack 30 and base plate 10, first positive stop 11 and the second positive stop 12 in the past, import oil.Correspondingly, described base plate 10 offers oil groove 14 on the side end face of first 31 in basic rack 30, and on described oil groove 14, connection has flowline (not shown), for being derived by the oil imported via fuel feed hole 22 on workbench 20, and forms a circulating oil path.
Be appreciated that above-mentioned circulating oil path is applied in static pressure track 100 to use, its impulsive force of oil that its fuel feed hole 22 from workbench 20 imports wants large, so just can reach the object suspended to basic rack 30.For this reason, the static pressure track 100 of the present embodiment also comprises oil pressure pump (not shown) and orifice restriction device (not shown), the oil-in of wherein said oil pressure pump is connected with the flowline on described oil groove 14 by pipeline, oil-out is connected with the oil-in on orifice restriction device, the oil-out of described orifice restriction device is connected with the fuel feed hole 22 that workbench 20 offers by pipeline, to form oil circulation loop.And the oil circuit of circulation is injected into the fuel feed hole 22 on workbench 20 by way of orifice restriction device, and orifice restriction utensil has the effect of compressed oil, its oil circuit meeting the static pressure track 100 cocycle flowing of the present embodiment is operationally to the supporting role of basic rack 30, make this static pressure track 100 operationally, basic rack 30 carries out the object suspended relative to base plate 10.
Correspondingly, in order to meet above-mentioned workbench 20 bear the load of 600kg, and only need the user demand of driving force of 2kg.The base plate 10 of the present embodiment its be located at the first positive stop 11 of basic rack 30 both sides respectively and can there is fine distinction with the structure between the second positive stop 12 and corresponding basic rack 30.Simultaneously for the ease of distinguishing, defining two basic racks 30 fixing on described workbench 20 is the first basic rack 30a and the second basic rack 30b.
Wherein, described base plate 10 is arranged on and carries out encirclement with laminating type between second 32a in the first positive stop 11 of the first basic rack 30a side and the first basic rack 12 and arrange, correspondingly, also setting bonded to each other between first 31a in described first positive stop 11 and this first basic rack 30a, wherein said second positive stop 12 offers short slot 121, to form the second oil inlet passage of this static pressure track 100.Further, the part that first 31a in described first basic rack 30a fits at itself and the second positive stop 12 offers oil pocket, three end faces of second 32a offer oil pocket respectively.
Described base plate 10 is arranged between second 32b in its limited block portion 111 of the first positive stop 11 of the second basic rack 30b side and the second basic rack 30b and leaves a gap, correspondingly, in described first positive stop 12 and this second basic rack 30b first 31b opposite face between also leave a gap, to form the second oil inlet passage of this static pressure track 100.Further, the second oil inlet passage formed between first 31b opposite face in described second positive stop 12 and the second basic rack 30b is provided with a corner portion.
The static pressure track 100 of the present embodiment operationally, circulating pump drives oil to be injected into by orifice restriction device the fuel feed hole 22 that workbench 20 offers, until basic rack 30 opposed bottom 10 is presented suspended state, then workbench 20 is driven to do reciprocatingly sliding back and forth relative to base plate 10 by driving force, correspondingly, this static pressure track 100 is applied in centerless grinder, just achieves the effect of feed to emery wheel and withdrawing.
In sum, centerless grinder static pressure track of the present invention, by rational structure, make this static pressure track in use, can by workbench offering fuel feed hole toward basic rack and base plate, between first positive stop and the second positive stop, opposite face imports oil, and basic rack can suspend from base plate by oil on the one hand that import, to reduce coefficient of friction when workbench is slidably reciprocated relative to base plate by basic rack, that is reduce driving force required when workbench slides relative to base plate, the oil imported on the other hand can well play the effect of lubrication, driving force required when further reduction workbench slides relative to base plate, which improves the feed precision of its emery wheel of centerless grinder of this static pressure track of application, and then the machining accuracy guaranteeing workpiece to be processed.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a centerless grinder static pressure track, comprise the workbench of base plate, opposed bottom setting, described workbench is respectively arranged with basic rack in the both sides of the side surface towards base plate, and two wherein said basic racks and base plate are slidably connected; It is characterized in that: two described basic racks include first for being fixedly connected with workbench, be arranged on first away from workbench side and vertically disposed relative to first second, wherein said second offers a groove on the upper surface of contiguous first side, and described basic rack all offers oil pocket on the lateral surface of first and second; Described base plate is respectively arranged with the first positive stop and the second positive stop in the both sides of each basic rack, wherein said first positive stop is close to second in basic rack and arranges relative to second parcel, and be located in described first positive stop between its end face of part of second top and first and leave a gap, to form the first oil inlet passage of this static pressure track; First setting in the contiguous basic rack of described second positive stop, to form the second oil inlet passage of this static pressure track; Described workbench offers fuel feed hole, and described fuel feed hole is connected with the first oil inlet passage and the second oil inlet passage, between the opposite face of basic rack and base plate, the first positive stop and the second positive stop in the past, imports oil; Described base plate offers oil groove on the side end face of first in basic rack, and described oil groove is connected has flowline, for being derived by the oil imported via fuel feed hole on workbench, and forms a circulating oil path.
2. centerless grinder static pressure track according to claim 1, it is characterized in that: described static pressure track also comprises oil pressure pump and orifice restriction device, the oil-in of described oil pressure pump is connected with the flowline on described oil groove by pipeline, oil-out is connected with the oil-in on orifice restriction device, the oil-out of described orifice restriction device is connected with the fuel feed hole that workbench offers by pipeline, to form oil circulation loop.
3. centerless grinder static pressure track according to claim 2, is characterized in that: described first positive stop and the second positive stop to be fixed with base plate each via bolt and to be connected, and described basic rack is connected with being also fixed with bolt between workbench.
4. centerless grinder static pressure track according to claim 3, is characterized in that: described first positive stop, leave a gap between the second positive stop and the opposite face of workbench.
5. centerless grinder static pressure track according to claim 4, it is characterized in that: described first positive stop comprises limited block portion, and being vertical at limited block portion away from the stopper portions on base plate one side end face, wherein said limited block portion is connected with being fixed by the bolt for being fixed on base plate by the first positive stop between stopper portions; The height that the height in described limited block portion equals in described basic rack second, described stopper portions is being provided with a chamfering towards the side of the first oil inlet passage.
6. centerless grinder static pressure track according to claim 5, it is characterized in that: defining two basic racks that described workbench is fixed with is the first basic rack and the second basic rack, described base plate is arranged on and carries out encirclement with laminating type between second in the first positive stop of the first basic rack both sides and the first basic rack and arrange, correspondingly, also setting bonded to each other between first in described first positive stop and this first basic rack, wherein said first positive stop offers short slot, to form the second oil inlet passage of this static pressure track.
7. centerless grinder static pressure track according to claim 6, is characterized in that: first in described first basic rack offers oil pocket, three end faces of second offer oil pocket respectively in the part fitted well with the second positive stop.
8. centerless grinder static pressure track according to claim 7, it is characterized in that: described base plate is arranged between wherein in its limited block portion of the first positive stop of side and the second basic rack second of the second basic rack and leaves a gap, correspondingly, also a gap is left, to form the second oil inlet passage of this static pressure track between the opposite face of first in described first positive stop and this basic rack.
9. centerless grinder static pressure track according to claim 8, is characterized in that: the second oil inlet passage formed between first opposite face in described second positive stop and the second basic rack is provided with a corner portion.
10. centerless grinder static pressure track according to claim 9, is characterized in that: described first basic rack and the second basic rack are symmetrical arranged relative to workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510591004.6A CN105171539B (en) | 2015-09-16 | 2015-09-16 | Centerless grinder static pressure track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510591004.6A CN105171539B (en) | 2015-09-16 | 2015-09-16 | Centerless grinder static pressure track |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105171539A true CN105171539A (en) | 2015-12-23 |
| CN105171539B CN105171539B (en) | 2017-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510591004.6A Active CN105171539B (en) | 2015-09-16 | 2015-09-16 | Centerless grinder static pressure track |
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| Country | Link |
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| CN (1) | CN105171539B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478244A (en) * | 2021-08-09 | 2021-10-08 | 田原建川 | Intelligent floating hard rail slider using cooling cutting lubricating liquid |
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| US20070006436A1 (en) * | 2003-08-12 | 2007-01-11 | Shigeru Hosoe | Machining apparatus |
| WO2007056962A1 (en) * | 2005-11-19 | 2007-05-24 | Xuhua Pan | A closed static pressure track and a manufacture method for same |
| CN101362293A (en) * | 2008-09-19 | 2009-02-11 | 中捷机床有限公司 | Closed type static pressure turntable and bidirectional piston clamping mechanism thereof |
| CN101905443A (en) * | 2010-07-16 | 2010-12-08 | 湖南宇环同心数控机床有限公司 | Direct-drive asymmetric closed rectangular hydrostatic guide rail |
| CN203171441U (en) * | 2013-04-07 | 2013-09-04 | 湖南杰克数控磨床有限公司 | Grinding machine feeding device with rectangular static pressure guide rail |
| CN204997462U (en) * | 2015-09-16 | 2016-01-27 | 富信成机械有限公司 | Static pressure track for centerless grinder |
-
2015
- 2015-09-16 CN CN201510591004.6A patent/CN105171539B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070006436A1 (en) * | 2003-08-12 | 2007-01-11 | Shigeru Hosoe | Machining apparatus |
| WO2007056962A1 (en) * | 2005-11-19 | 2007-05-24 | Xuhua Pan | A closed static pressure track and a manufacture method for same |
| CN101362293A (en) * | 2008-09-19 | 2009-02-11 | 中捷机床有限公司 | Closed type static pressure turntable and bidirectional piston clamping mechanism thereof |
| CN101905443A (en) * | 2010-07-16 | 2010-12-08 | 湖南宇环同心数控机床有限公司 | Direct-drive asymmetric closed rectangular hydrostatic guide rail |
| CN203171441U (en) * | 2013-04-07 | 2013-09-04 | 湖南杰克数控磨床有限公司 | Grinding machine feeding device with rectangular static pressure guide rail |
| CN204997462U (en) * | 2015-09-16 | 2016-01-27 | 富信成机械有限公司 | Static pressure track for centerless grinder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113478244A (en) * | 2021-08-09 | 2021-10-08 | 田原建川 | Intelligent floating hard rail slider using cooling cutting lubricating liquid |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105171539B (en) | 2017-07-04 |
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Denomination of invention: Static pressure rail for centerless grinding machine Effective date of registration: 20181207 Granted publication date: 20170704 Pledgee: Jiashan Branch of Industrial and Commercial Bank of China Limited Pledgor: FU SHUN CHENG MACHINERY CO., LTD. Registration number: 2018990001165 |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 314117 room 420, 1 Jinxiu Avenue, Yaozhuang Town, Jiashan County, Jiaxing City, Zhejiang Province Patentee after: Fuxincheng Machinery Co.,Ltd. Address before: 314117 room 420, 1 Jinxiu Avenue, Yaozhuang Town, Jiashan County, Jiaxing City, Zhejiang Province Patentee before: FU SHUN CHENG MACHINERY Co.,Ltd. |