CN104493615B - Y-axis feed drive gearing - Google Patents
Y-axis feed drive gearing Download PDFInfo
- Publication number
- CN104493615B CN104493615B CN201410799798.0A CN201410799798A CN104493615B CN 104493615 B CN104493615 B CN 104493615B CN 201410799798 A CN201410799798 A CN 201410799798A CN 104493615 B CN104493615 B CN 104493615B
- Authority
- CN
- China
- Prior art keywords
- axis
- bearing
- bearing block
- support
- axis feed
- 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.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
- B23Q5/402—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw in which screw or nut can both be driven
Abstract
The present invention relates to Y-axis feed drive gearing, it is characterised in that：Including base, Y-axis feed screw nut pair, Y-axis linear slide rail and Y-axis Feed servo system part, the anterior top surface of the base is provided with Y-axis mounting platform, the Y-axis feed screw nut pair level is longitudinally arranged, by Y-axis rotational support, mechanism is installed in rotation on Y-axis mounting platform, Y-axis feed screw nut pair includes Y-axis screw mandrel and Y-axis nut, Y-axis screw mandrel one end is connected with Y-axis Feed servo system part, and Y-axis feed screw nut pair both sides are provided with Y-axis linear slide rail in parallel.The present invention is applied on base worktable, with reasonable in design, and easy to adjust flexibly transmission stability is good, the advantages of high transmission accuracy, is conducive to improving the processing characteristics and machining accuracy of four-axle linked vertical machining centre.
Description
Technical field
The present invention relates to a kind of Y-axis feed drive gearing, belong to machining equipment technical field.
Background technology
Machining center is the typical machining equipment for integrating new and high technology, and its development represents a country
Designing and manufacturing level.Machining center comprehensive process ability is strong, and more procedure of processing can be completed after the positioning of workpiece clamped one time,
Machining center is more complicated suitable for shape, the high single-piece work work small batch multi items processing of required precision.It is also to judge
One important symbol of Technological Capability and technological level.Nowadays, machining center has turned into the main flow side that modern machine develops
To being widely used in machine-building.
Four-axle linked vertical machining centre is a kind of advanced process equipment, its compared with traditional vertical machining centre,
Lathe bed length is reduced significantly, thus brings the raising of base rigidity, cast material reduction, floor space is reduced, difficulty of processing drops
Low advantage.
Base worktable is the chief component of machining center, and whether reasonable in design its is in four-axle linked vertical processing
The processing characteristics and machining accuracy of the heart have vital influence, and Y-axis feed drive gearing is disposed on base worktable,
The transmission stability and transmission accuracy of Y-axis feed drive gearing are directly connected to the performance of base worktable, of the prior art
Generally there is the problem of transmission stability is not good in base worktable, influence the processing characteristics of four-axle linked vertical machining centre and add
Work precision.
The content of the invention
It is an object of the invention to overcome the deficiencies in the prior art there is provided a kind of Y-axis feed drive gearing, it should
For base worktable, with reasonable in design, easy to adjust flexibly transmission stability is good, the advantages of high transmission accuracy,
Be conducive to improving the processing characteristics and machining accuracy of four-axle linked vertical machining centre.
The technical scheme provided according to the present invention：Y-axis feed drive gearing, it is characterised in that：Including base, Y-axis screw mandrel
Pair of nut, Y-axis linear slide rail and Y-axis Feed servo system part, the anterior top surface of the base are provided with Y-axis mounting platform, the Y
Axle feed screw nut pair level is longitudinally arranged, and by Y-axis rotational support, mechanism is installed in rotation on Y-axis mounting platform, Y-axis silk
Stem nut pair includes Y-axis screw mandrel and Y-axis nut, and Y-axis screw mandrel one end is connected with Y-axis Feed servo system part, Y-axis feed screw nut pair two
While being provided with Y-axis linear slide rail in parallel.
As a further improvement on the present invention, the Y-axis Feed servo system part includes Y-axis feed servo motor, driving wheel
And driven pulley, the output end installation driving wheel of Y-axis feed servo motor, the driven pulley is installed in Y-axis screw mandrel one end, driven pulley
Transmission is connected by timing belt between driving wheel.
As a further improvement on the present invention, the Y-axis rotational support mechanism includes Y-axis head end support component and Y-axis tail
Hold support component；The Y-axis head end support component includes front-end bearing pedestal and bearing cover, and the front-end bearing pedestal outer wall is provided with two
The individual 180 ° lengthening wing-like support blocks that are arranged symmetrically, the lengthening wing-like support block is supported on the bracket on base, the Y-axis
Screw mandrel head end axle journal is arranged in front-end bearing pedestal by bearing part support, and bearing part is encapsulated by bearing cover；The Y-axis tail end
Support component includes rear bearing block, bearing block bushing and bearing block pre-load nut, and the rear bearing block outer wall is provided with two
180 ° of wing-like support blocks for being arranged symmetrically, the wing-like support block is supported on the bracket on base, the bearing block bushing with
It is axially movable but non-rotatable form is arranged in rear bearing block, bearing block liner aft end periphery wall is provided with external screw thread；Institute
State end-journal after Y-axis screw mandrel to be arranged in bearing block bushing by bearing part support, the bearing block pre-load nut spiral shell is mounted in axle
On bearing bushing, bearing part when bearing block pre-load nut is screwed in preloaded bearing seat pad set.
As a further improvement on the present invention, the bearing block liner outer wall is provided with keyway, and keyway is built with feather key, institute
Rear bearing block inner hole wall is stated provided with axial channel, the feather key is placed in axial channel.
As a further improvement on the present invention, the bearing part includes two rolling bearings being arranged side by side, in two rollings
The both sides of dynamic bearing are respectively provided with spacer ring, and the spacer ring of inner side is withstood on the axle journal step of screw mandrel, and the spacer ring in outside passes through
Locking nut is locked.
As a further improvement on the present invention, the rolling bearing uses angular contact ball bearing.
The present invention compared with prior art, has the following advantages that：The present invention is applied on base worktable, is set with structure
Meter is reasonable, and easy to adjust flexibly transmission stability is good, the advantages of high transmission accuracy, is conducive to improving four-axle linked vertical processing
The processing characteristics and machining accuracy at center.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the embodiment of the present invention.
Fig. 2 is the structural front view of the embodiment of the present invention.
Fig. 3 is Fig. 2 top view.
Fig. 4 is D-D in Fig. 3 to half sectional view.
Embodiment
With reference to specific drawings and examples, the invention will be further described.
As shown in the figure：Y-axis feed drive gearing in embodiment is mainly by base 1, Y-axis feed screw nut pair 5, Y-axis line
Property slide rail 14 and Y-axis Feed servo system part composition, the anterior top surface of the base 1 is provided with Y-axis mounting platform, the Y-axis silk
Stem nut 5 levels of pair are longitudinally arranged, and by Y-axis rotational support, mechanism is installed in rotation on Y-axis mounting platform, Y-axis screw mandrel
Pair of nut 5 includes Y-axis screw mandrel and Y-axis nut, and Y-axis screw mandrel one end is connected with Y-axis Feed servo system part, 5 liang of Y-axis feed screw nut pair
While being provided with Y-axis linear slide rail 14 in parallel.
As shown in Fig. 1 ~ Fig. 3, in the embodiment of the present invention, the Y-axis Feed servo system part is mainly by Y-axis feed servo electricity
Machine 2, driving wheel 3 and driven pulley 4 are constituted, and the output end of Y-axis feed servo motor 2 installs driving wheel 3, and the driven pulley 4 is installed
Connected and be driven by timing belt in Y-axis screw mandrel one end, between driven pulley 4 and driving wheel 3.
As shown in Fig. 1 ~ Fig. 4, in the embodiment of the present invention, the Y-axis rotational support mechanism include Y-axis head end support component and
Y-axis end support component.The Y-axis head end support component includes front-end bearing pedestal 6 and bearing cover 9, the outer wall of front-end bearing pedestal 6
Provided with the two 180 ° lengthening wing-like support block 6a being arranged symmetrically, the lengthening wing-like support block 6a is supported on base 1
On bracket, the Y-axis screw mandrel head end axle journal is arranged in front-end bearing pedestal 6 by bearing part support, and bearing part passes through bearing cover 9
Encapsulation；The Y-axis end support component includes rear bearing block 7, bearing block bushing 13 and bearing block pre-load nut 8, the rear axle
The outer wall of bearing 7 is supported on base 1 provided with the two 180 ° wing-like support block 7a being arranged symmetrically, the wing-like support block 7a
On bracket, the bearing block bushing 13 is arranged in rear bearing block 7, and the rear end periphery wall of bearing block bushing 13 is provided with external screw thread, axle
The outer wall of bearing bushing 13 is provided with keyway, and keyway is built with feather key, and the inner hole wall of rear bearing block 7 is provided with axial channel, institute
Feather key is stated to be placed in axial channel；End-journal is arranged in bearing block bushing 13 by bearing part support after the Y-axis screw mandrel,
The spiral shell of bearing block pre-load nut 8 is on bearing block bushing 13, preloaded bearing seat pad set 13 when bearing block pre-load nut 8 is screwed
Interior bearing part.
As shown in figure 4, in the embodiment of the present invention, the bearing part includes two rolling bearings 10 being arranged side by side, two
The both sides of individual rolling bearing 10 are respectively provided with spacer ring 11, and the spacer ring 11 of inner side is withstood on the axle journal step of screw mandrel, outside
Spacer ring 11 is locked by locking nut 12.The rolling bearing 10 uses angular contact ball bearing.
Claims (1)
1.Y axle feed drive gearings, it is characterised in that：Including base（1）, Y-axis feed screw nut pair（5）, Y-axis linear slide rail（14）
With Y-axis Feed servo system part, the base（1）Anterior top surface be provided with Y-axis mounting platform, the Y-axis feed screw nut pair（5）
Level is longitudinally arranged, and by Y-axis rotational support, mechanism is installed in rotation on Y-axis mounting platform, Y-axis feed screw nut pair（5）
Including Y-axis screw mandrel and Y-axis nut, Y-axis screw mandrel one end is connected with Y-axis Feed servo system part, Y-axis feed screw nut pair（5）Both sides are set
It is equipped with Y-axis linear slide rail in parallel（14）；
The Y-axis Feed servo system part includes Y-axis feed servo motor（2）, driving wheel（3）And driven pulley（4）, Y-axis feeding watch
Take motor（2）Output end by bore inner sleeve install driving wheel（3）, the driven pulley（4）It is driven installed in Y-axis screw mandrel one end
Wheel（4）With driving wheel（3）Between pass through timing belt connection transmission；
The Y-axis rotational support mechanism includes Y-axis head end support component and Y-axis end support component；The Y-axis head end support group
Part includes front-end bearing pedestal（6）And bearing cover（9）, the front-end bearing pedestal（6）Outer wall provided with two 180 ° be arranged symmetrically plus
Long wing-like support block（6a）, the lengthening wing-like support block（6a）It is supported on base（1）On bracket on, the Y-axis screw mandrel head
End-journal is arranged on front-end bearing pedestal by bearing part support（6）Interior, bearing part passes through bearing cover（9）Encapsulation；The Y-axis tail end
Support component includes rear bearing block（7）, bearing block bushing（13）With bearing block pre-load nut（8）, the rear bearing block（7）Outer wall
Provided with the two 180 ° wing-like support blocks being arranged symmetrically（7a）, the wing-like support block（7a）It is supported on base（1）On support
On seat, the bearing block bushing（13）Be axially movable but non-rotatable form be arranged on rear bearing block（7）It is interior；The Y
Axial filament rod rear end axle journal is arranged on bearing block bushing by bearing part support（13）It is interior, the bearing block pre-load nut（8）Spiral shell is filled
In bearing block bushing（13）On, bearing block pre-load nut（8）Preloaded bearing seat pad set when screwing（13）Interior bearing part；
Bearing block bushing（13）Rear end periphery wall is provided with external screw thread, bearing block bushing（13）Outer wall be provided with keyway, keyway built with
Feather key, the rear bearing block（7）Inner hole wall is provided with axial channel, and the feather key is placed in axial channel；
The bearing part includes two rolling bearings being arranged side by side（10）, in two rolling bearings（10）Both sides be respectively provided with
Spacer ring（11）, the spacer ring of inner side（11）Withstand on the axle journal step of screw mandrel, the spacer ring in outside（11）Pass through locking nut
（12）It is locked；
The rolling bearing（10）Using angular contact ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410799798.0A CN104493615B (en) | 2014-12-19 | 2014-12-19 | Y-axis feed drive gearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410799798.0A CN104493615B (en) | 2014-12-19 | 2014-12-19 | Y-axis feed drive gearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104493615A CN104493615A (en) | 2015-04-08 |
| CN104493615B true CN104493615B (en) | 2017-07-25 |
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ID=52935115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410799798.0A Expired - Fee Related CN104493615B (en) | 2014-12-19 | 2014-12-19 | Y-axis feed drive gearing |
Country Status (1)
| Country | Link |
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| CN (1) | CN104493615B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106625110A (en) * | 2017-02-22 | 2017-05-10 | 浙江理工大学 | Glass straight edge grinding device and control method |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3927285B2 (en) * | 1997-07-08 | 2007-06-06 | 日本トムソン株式会社 | Slide device |
| TW479585U (en) * | 2000-10-31 | 2002-03-11 | Shi-Kuan Chen | CNC lathe with double moving speed along spindle direction |
| CN102161105A (en) * | 2011-05-05 | 2011-08-24 | 山东玉成数控机械制造有限公司 | Vertical bed-type numerically controlled lathe |
| CN202344215U (en) * | 2011-09-15 | 2012-07-25 | 无锡桥联数控机床有限公司 | Four-station numerical control horizontal type boring-milling machine |
| CN203679943U (en) * | 2013-11-12 | 2014-07-02 | 广州市技师学院 | Horizontal type bedstead structure for small-size six-shaft linking knife grinding device |
| CN203636503U (en) * | 2013-12-26 | 2014-06-11 | 江西中船航海仪器有限公司 | Screw rod transmission stability supporting device |
| CN203900891U (en) * | 2014-06-11 | 2014-10-29 | 浙江理工大学 | Five-axis CNC machine tool |
| CN104029026B (en) * | 2014-06-11 | 2017-01-04 | 浙江理工大学 | A kind of Y-axis telecontrol equipment of 5-shaft linkage numerical control lathe |
| CN203956510U (en) * | 2014-06-19 | 2014-11-26 | 莆田市巨久数控设备有限公司 | A kind of gantry Machining Center ray machine |
| CN204339414U (en) * | 2014-12-19 | 2015-05-20 | 无锡大龙马数控机床制造有限责任公司 | Y-axis feed drive gearing |
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- 2014-12-19 CN CN201410799798.0A patent/CN104493615B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN104493615A (en) | 2015-04-08 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170725 Termination date: 20171219 |