CN104493616B - X-axis feed drive gearing - Google Patents
X-axis feed drive gearing Download PDFInfo
- Publication number
- CN104493616B CN104493616B CN201410800175.0A CN201410800175A CN104493616B CN 104493616 B CN104493616 B CN 104493616B CN 201410800175 A CN201410800175 A CN 201410800175A CN 104493616 B CN104493616 B CN 104493616B
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- China
- Prior art keywords
- axis
- bearing block
- bearing
- axis feed
- support
- 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
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000005096 rolling process Methods 0.000 claims description 9
- 125000006850 spacer group Chemical group 0.000 claims description 9
- 230000036316 preload Effects 0.000 claims description 8
- 210000003746 feather Anatomy 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000005538 encapsulation Methods 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000006872 improvement Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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
-
- 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
- B23Q5/36—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission in which a servomotor forms an essential element
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The present invention relates to X-axis feed drive gearing, it is characterised in that：Including base, X-axis feed screw nut pair, X-axis linear slide rail and X-axis Feed servo system part, the rear portion top surface of the base is provided with X-axis mounting platform, the X-axis feed screw nut pair horizontal cross arrangement, by X-axis rotational support, mechanism is installed in rotation on X-axis mounting platform, X-axis feed screw nut pair includes X-axis screw mandrel and X-axis nut, X-axis screw mandrel is connected with X-axis Feed servo system part, and X-axis feed screw nut pair both sides are provided with X-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 X-axis feed drive gearing in four-axle linked vertical machining centre, belong to machinery and add
Construction 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 X-axis feed drive gearing is disposed on base worktable,
The transmission stability and transmission accuracy of X-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 X-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：X-axis feed drive gearing, it is characterised in that：Including base, X-axis screw mandrel
Pair of nut, X-axis linear slide rail and X-axis Feed servo system part, the rear portion top surface of the base are provided with X-axis mounting platform, the X
Axle feed screw nut pair horizontal cross arranges that mechanism is installed in rotation on X-axis mounting platform by X-axis rotational support, X-axis silk
Stem nut pair includes X-axis screw mandrel and X-axis nut, and X-axis screw mandrel is connected with X-axis Feed servo system part, X-axis feed screw nut pair both sides
It is provided with X-axis linear slide rail in parallel.
As a further improvement on the present invention, the X-axis Feed servo system part uses X-axis feed servo motor, the X-axis
Feed servo motor is arranged on base rear portion top surface one end by X-axis motor cabinet, and the output shaft of X-axis feed servo motor passes through connection
Axle device is connected with X-axis screw mandrel one end.
As a further improvement on the present invention, the X-axis rotational support mechanism includes X-axis head end support component and X-axis tail
Hold support component；The X-axis head end support component includes motor cabinet and bearing cover, and the motor cabinet is disjunctor motor cabinet, its
Including the motor mounting plate and bearing block being wholely set, the bearing block outer wall is provided with the two 180 ° wing branch being arranged symmetrically
Contiguous block is supportted, the motor mounting plate is integrally attached to the end of two wing-like support contiguous blocks, the plate plane of motor mounting plate
Vertical with the axial centre of bearing block, the wing-like support contiguous block is supported on the bracket on base, the X-axis feed servo
Motor is arranged on the top of motor mounting plate, and the X-axis screw mandrel head end axle journal is arranged in bearing block by bearing part support, axle
Bearing member is encapsulated by bearing cover；The X-axis end support component includes rear bearing block, bearing block bushing and bearing block pretension spiral shell
Mother, the rear bearing block outer wall is provided with the two 180 ° wing-like support blocks being arranged symmetrically, and the wing-like support block is supported on bottom
On bracket on seat, the bearing block bushing be axially movable but non-rotatable form be arranged on rear bearing block in, bearing
Seat liner aft end periphery wall is provided with external screw thread；The X-axis screw mandrel tail end axle journal is arranged on bearing block bushing by bearing part support
Interior, the bearing block pre-load nut spiral shell is put mounted in bearing block bushings, when bearing block pre-load nut is screwed in preloaded bearing seat pad set
Bearing part.
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 A-A in Fig. 3 to full sectional view.
Embodiment
With reference to specific drawings and examples, the invention will be further described.
As shown in the figure：X-axis feed drive gearing in embodiment is mainly by base 1, X-axis feed screw nut pair 5, X-axis line
Property the composition such as slide rail 4 and X-axis Feed servo system part, the rear portion top surface of the base 1 is provided with X-axis mounting platform, the X-axis silk
Stem nut pair 5 horizontal cross arrangement, by X-axis rotational support, mechanism is installed in rotation on X-axis mounting platform, X-axis screw mandrel
Pair of nut 5 includes X-axis screw mandrel and X-axis nut, and X-axis screw mandrel is connected with X-axis Feed servo system part, the both sides of X-axis feed screw nut pair 5
It is provided with X-axis linear slide rail 4 in parallel.
As shown in figure 1, in the embodiment of the present invention, the X-axis Feed servo system part uses X-axis feed servo motor 2, described
X-axis feed servo motor 2 is arranged on the rear portion top surface one end of base 1, the output of X-axis feed servo motor 2 by X-axis motor cabinet 3
Axle is connected by shaft coupling with X-axis screw mandrel one end.
As shown in figure 1, in the embodiment of the present invention, the X-axis rotational support mechanism includes X-axis head end support component and X-axis
End support component.The X-axis head end support component includes motor cabinet 3 and bearing cover 8, and the motor cabinet 3 is disjunctor motor
Seat 3, it includes the motor mounting plate 3a being wholely set and bearing block 3c, and the bearing block 3c outer walls are symmetrical provided with two 180 °
Wing-like support the contiguous block 3b, the motor mounting plate 3a of arrangement are integrally attached to two wing-like support contiguous block 3b end,
Motor mounting plate 3a plate plane is vertical with bearing block 3c axial centre, and the wing-like support contiguous block 3b is supported on base 1
On bracket on, the X-axis feed servo motor 2 be arranged on motor mounting plate 3a top, the X-axis screw mandrel head end axle journal lead to
Cross bearing part support to be arranged in bearing block 3c, bearing part is encapsulated by bearing cover 8；The X-axis end support component includes
Rear bearing block 6, bearing block bushing 12 and bearing block pre-load nut 7, the outer wall of rear bearing block 6 is provided with two 180 ° symmetrical cloth
The wing-like support block 6a put, the wing-like support block 6a are supported on the bracket on base 1, and the bearing block bushing 12 is arranged on
In rear bearing block 6, the rear end periphery wall of bearing block bushing 12 is provided with external screw thread, and the outer wall of bearing block bushing 12 is provided with keyway, keyway
Equipped with feather key, the inner hole wall of rear bearing block 6 is provided with axial channel, and the feather key is placed in axial channel；The X-axis
Screw mandrel tail end axle journal is arranged in bearing block bushing 12 by bearing part support, and the spiral shell of bearing block pre-load nut 7 is mounted in bearing
On seat pad set 12, bearing part when bearing block pre-load nut 7 is screwed in preloaded bearing seat pad set 12.
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 8.The rolling bearing 10 is preferred to use angular contact ball bearing.
Claims (1)
1.X axle feed drive gearings, it is characterised in that：Including base（1）, X-axis feed screw nut pair（5）, X-axis linear slide rail（4）
With X-axis Feed servo system part, the base（1）Rear portion top surface be provided with X-axis mounting platform, the X-axis feed screw nut pair（5）
Horizontal cross arranges that mechanism is installed in rotation on X-axis mounting platform by X-axis rotational support, X-axis feed screw nut pair（5）
Including X-axis screw mandrel and X-axis nut, X-axis screw mandrel is connected with X-axis Feed servo system part, X-axis feed screw nut pair（5）Both sides are provided with
X-axis linear slide rail in parallel（4）；
The X-axis Feed servo system part uses X-axis feed servo motor（2）, the X-axis feed servo motor（2）Pass through X-axis electricity
Support（3）Installed in base（1）Rear portion top surface one end, X-axis feed servo motor（2）Output shaft pass through shaft coupling and X-axis silk
Bar one end is connected；
The X-axis rotational support mechanism includes X-axis head end support component and X-axis end support component；
The X-axis head end support component includes motor cabinet（3）And bearing cover（8）, the motor cabinet（3）For disjunctor motor cabinet
（3）, it includes the motor mounting plate being wholely set（3a）And bearing block（3c）, the bearing block（3c）Outer wall is provided with two
180 ° of wing-like support contiguous blocks for being arranged symmetrically（3b）, the motor mounting plate（3a）It is integrally attached to two wing-like support connections
Block（3b）End, motor mounting plate（3a）Plate plane and bearing block（3c）Axial centre it is vertical, the wing-like support connects
Connect block（3b）It is supported on base（1）On bracket on, the X-axis feed servo motor（2）Installed in motor mounting plate（3a）'s
Top, the X-axis screw mandrel head end axle journal is arranged on bearing block by bearing part support（3c）Interior, bearing part passes through bearing cover
（8）Encapsulation；The X-axis end support component includes rear bearing block（6）, bearing block bushing（12）With bearing block pre-load nut（7）,
The rear bearing block（6）Outer wall is provided with the two 180 ° wing-like support blocks being arranged symmetrically（6a）, the wing-like support block（6a）
It is supported on base（1）On bracket on, the bearing block bushing（12）To be axially movable but non-rotatable form is arranged on
Rear bearing block（6）It is interior, bearing block bushing（12）Rear end periphery wall is provided with external screw thread；The X-axis screw mandrel tail end axle journal passes through bearing
Part support is arranged on bearing block bushing（12）It is interior, the bearing block pre-load nut（7）Spiral shell is mounted in bearing block bushing（12）On, bearing
Seat pre-load nut（7）Preloaded bearing seat pad set when screwing（12）Interior bearing part；
The bearing block bushing（12）Rear end periphery wall is provided with external screw thread, bearing block bushing（12）Outer wall is provided with keyway, keyway
Equipped with feather key, the rear bearing block（6）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
It is locked；
The rolling bearing（10）Using angular contact ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410800175.0A CN104493616B (en) | 2014-12-19 | 2014-12-19 | X-axis feed drive gearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410800175.0A CN104493616B (en) | 2014-12-19 | 2014-12-19 | X-axis feed drive gearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104493616A CN104493616A (en) | 2015-04-08 |
| CN104493616B true CN104493616B (en) | 2017-07-28 |
Family
ID=52935116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410800175.0A Expired - Fee Related CN104493616B (en) | 2014-12-19 | 2014-12-19 | X-axis feed drive gearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104493616B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104858701B (en) * | 2015-06-08 | 2017-05-03 | 沈机集团昆明机床股份有限公司 | Straight feeding device used for numerical control machine tool |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN202435793U (en) * | 2011-12-30 | 2012-09-12 | 东莞市新泽谷机械制造股份有限公司 | Plug-in machine rear motor connection seat |
Family Cites Families (8)
| 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 |
| CN102699738B (en) * | 2012-05-18 | 2016-12-28 | 南安市瑜鼎投资管理有限公司 | A kind of numerical-control double-shaft processing machine |
| CN203266121U (en) * | 2013-05-02 | 2013-11-06 | 东莞市润星机械科技有限公司 | Numerical-control machine tool |
| 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 |
| CN203792077U (en) * | 2014-01-20 | 2014-08-27 | 宁波川田精密机械有限公司 | Gantry saddle seat supporting mechanism |
| CN203900890U (en) * | 2014-06-11 | 2014-10-29 | 浙江理工大学 | X-axis movement device of five-axis linkage numerical control machine tool |
| CN204339413U (en) * | 2014-12-19 | 2015-05-20 | 无锡大龙马数控机床制造有限责任公司 | X-axis feed drive gearing |
-
2014
- 2014-12-19 CN CN201410800175.0A patent/CN104493616B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN202435793U (en) * | 2011-12-30 | 2012-09-12 | 东莞市新泽谷机械制造股份有限公司 | Plug-in machine rear motor connection seat |
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| Publication number | Publication date |
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| CN104493616A (en) | 2015-04-08 |
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Granted publication date: 20170728 Termination date: 20171219 |