CN104493615A - Y-axis feed drive device - Google Patents
Y-axis feed drive device Download PDFInfo
- Publication number
- CN104493615A CN104493615A CN201410799798.0A CN201410799798A CN104493615A CN 104493615 A CN104493615 A CN 104493615A CN 201410799798 A CN201410799798 A CN 201410799798A CN 104493615 A CN104493615 A CN 104493615A
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- Prior art keywords
- axis
- bearing
- bearing block
- axis feed
- feed drive
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention relates to a Y-axis feed drive device. The Y-axis feed drive device is characterized in that the Y-axis feed drive device comprises a base, a Y-axis lead screw nut pair, Y-axis linear sliding rails and a Y-axis feed drive component, a Y-axis mounting platform is arranged on the top surface of the front of the base, the Y-axis lead screw nut pair is arranged horizontally vertically, is rotatably mounted on the Y-axis mounting platform through a Y-axis rotating support mechanism and comprises a Y-axis lead screw and a Y-axis nut, one end of the Y-axis lead screw is connected with the Y-axis feed drive component, and the Y-axis linear sliding rails parallel to the Y-axis lead screw nut pair are arranged on two sides of the Y-axis lead screw nut pair. The Y-axis feed drive device is applied to base workbenches, has the advantages of reasonable structural design, convenience and flexibility in adjustment, high transmission stability, high transmission accuracy and the like, and is beneficial to improvement in machining performance and machining accuracy of a four-axis linkage vertical machining center.
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 machining equipment typically integrating new and high technology, and its development represents a national designing and manufacturing level.Machining center comprehensive process ability is strong, and workpiece clamped one time can complete more procedure of processing behind location, and it is more complicated that machining center is applicable to shape, the single-piece work small batch multi items processing alive that required precision is high.It is also the important symbol judging Technological Capability and technological level.Nowadays, machining center has become the main flow direction of modern machine development, is widely used in machine-building.
Four-axle linked vertical machining centre is the process equipment of a kind of advanced person, and it is compared with traditional vertical machining centre, and lathe bed length is reduced greatly, brings the advantages such as the raising of base rigidity, cast material minimizing, floor space minimizing, difficulty of processing reduction thus.
Base worktable is the chief component of machining center, its processing characteristics on four-axle linked vertical machining centre whether reasonable in design and machining accuracy have vital impact, Y-axis feed drive gearing is arranged on base worktable, the transmission stability of Y-axis feed drive gearing and transmission accuracy are directly connected to the performance of base worktable, usually there is the not good problem of transmission stability in base worktable of the prior art, affects processing characteristics and the machining accuracy of four-axle linked vertical machining centre.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of Y-axis feed drive gearing is provided, it is applied on base worktable, there is reasonable in design, flexibly easy to adjust, transmission stability is good, transmission accuracy advantages of higher, is conducive to the processing characteristics and the machining accuracy that improve four-axle linked vertical machining centre.
According to technical scheme provided by the invention: Y-axis feed drive gearing, it is characterized in that: comprise base, Y-axis feed screw nut pair, Y-axis linear slide rail and Y-axis Feed servo system parts, the anterior end face of described base is provided with Y-axis mounting platform, described Y-axis feed screw nut pair level is longitudinally arranged, be installed in rotation on Y-axis mounting platform by Y-axis rotational support mechanism, Y-axis feed screw nut pair comprises Y-axis screw mandrel and Y-axis nut, Y-axis screw mandrel one end is connected with Y-axis Feed servo system parts, and Y-axis feed screw nut pair both sides are provided with Y-axis linear slide rail in parallel.
As a further improvement on the present invention, described Y-axis Feed servo system parts comprise Y-axis feed servo motor, driving wheel and driven pulley, the output of Y-axis feed servo motor installs driving wheel, and described driven pulley is arranged on Y-axis screw mandrel one end, by Timing Belt connection for transmission between driven pulley and driving wheel.
As a further improvement on the present invention, described Y-axis rotational support mechanism comprises Y-axis head end supporting component and Y-axis end support assembly; Described Y-axis head end supporting component comprises front-end bearing pedestal and bearing cover, described front-end bearing pedestal outer wall is provided with two the 180 ° lengthening wing-like support blocks be arranged symmetrically with, described lengthening wing-like support block is supported on the bracket on base, described Y-axis screw mandrel head end axle journal is supported by bearing part and is arranged in front-end bearing pedestal, and bearing part is encapsulated by bearing cover; Described Y-axis end support assembly comprises rear bearing block, bearing block lining and bearing block pre-load nut, described rear bearing block outer wall is provided with two the 180 ° wing-like support blocks be arranged symmetrically with, described wing-like support block is supported on the bracket on base, described bearing block lining is can to move axially but non-rotatable form is arranged in rear bearing block, and bearing block liner aft end periphery wall is provided with external screw thread; After described Y-axis screw mandrel, end-journal is supported by bearing part and is arranged in bearing block lining, and described bearing block pre-load nut spiral shell is contained in bearing block bushings and puts, bearing part when bearing block pre-load nut screws in preloaded bearing seat pad cover.
As a further improvement on the present invention, described bearing block liner outer wall is provided with keyway, and keyway is built with feather key, and described rear bearing block inner hole wall is provided with axial channel, and described feather key is placed in axial channel.
As a further improvement on the present invention, described bearing part comprises two rolling bearings be arranged side by side, respectively spacer ring is housed in the both sides of two rolling bearings, the spacer ring of inner side withstands on the axle journal step of screw mandrel, and the spacer ring in outside is locked by locking nut.
As a further improvement on the present invention, described rolling bearing adopts angular contact ball bearing.
compared with prior art, tool has the following advantages in the present invention:the present invention is applied on base worktable, has reasonable in design, flexibly easy to adjust, and transmission stability is good, transmission accuracy advantages of higher, is conducive to the processing characteristics and the machining accuracy that improve four-axle linked vertical machining centre.
Accompanying drawing explanation
Fig. 1 is the perspective view of the embodiment of the present invention.
Fig. 2 is the structural front view of the embodiment of the present invention.
Fig. 3 is the top view of Fig. 2.
Fig. 4 is that D-D in Fig. 3 is to half sectional view.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in the figure: the Y-axis feed drive gearing in embodiment is mainly made up of base 1, Y-axis feed screw nut pair 5, Y-axis linear slide rail 14 and Y-axis Feed servo system parts, the anterior end face of described base 1 is provided with Y-axis mounting platform, described Y-axis feed screw nut pair 5 level is longitudinally arranged, be installed in rotation on Y-axis mounting platform by Y-axis rotational support mechanism, Y-axis feed screw nut pair 5 comprises Y-axis screw mandrel and Y-axis nut, Y-axis screw mandrel one end is connected with Y-axis Feed servo system parts, and Y-axis feed screw nut pair 5 both sides are provided with Y-axis linear slide rail 14 in parallel.
As shown in Fig. 1 ~ Fig. 3, in the embodiment of the present invention, described Y-axis Feed servo system parts are mainly made up of Y-axis feed servo motor 2, driving wheel 3 and driven pulley 4, the output of Y-axis feed servo motor 2 installs driving wheel 3, described driven pulley 4 is arranged on Y-axis screw mandrel one end, by Timing Belt connection for transmission between driven pulley 4 and driving wheel 3.
As shown in Fig. 1 ~ Fig. 4, in the embodiment of the present invention, described Y-axis rotational support mechanism comprises Y-axis head end supporting component and Y-axis end support assembly.Described Y-axis head end supporting component comprises front-end bearing pedestal 6 and bearing cover 9, described front-end bearing pedestal 6 outer wall is provided with two the 180 ° lengthening wing-like support block 6a be arranged symmetrically with, described lengthening wing-like support block 6a is supported on the bracket on base 1, described Y-axis screw mandrel head end axle journal is supported by bearing part and is arranged in front-end bearing pedestal 6, and bearing part is encapsulated by bearing cover 9; Described Y-axis end support assembly comprises rear bearing block 7, bearing block lining 11 and bearing block pre-load nut 8, described rear bearing block 7 outer wall is provided with two the 180 ° wing-like support block 7a be arranged symmetrically with, described wing-like support block 7a is supported on the bracket on base 1, described bearing block lining 11 is arranged in rear bearing block 7, bearing block lining 11 rear end periphery wall is provided with external screw thread, bearing block lining 11 outer wall is provided with keyway, keyway is built with feather key, described rear bearing block 7 inner hole wall is provided with axial channel, and described feather key is placed in axial channel; After described Y-axis screw mandrel, end-journal is supported by bearing part and is arranged in bearing block lining 11, and described bearing block pre-load nut 8 spiral shell is contained on bearing block lining 11, bearing part when bearing block pre-load nut 8 screws in preloaded bearing seat pad cover 11.
As shown in Figure 4, in the embodiment of the present invention, described bearing part comprises two rolling bearings be arranged side by side 10, in the both sides of two rolling bearings 10, spacer ring 11 is housed respectively, the spacer ring 11 of inner side withstands on the axle journal step of screw mandrel, and the spacer ring 11 in outside is locked by locking nut 9.Described rolling bearing 10 adopts angular contact ball bearing.
Claims (6)
1.Y axle feed drive gearing, it is characterized in that: comprise base (1), Y-axis feed screw nut pair (5), Y-axis linear slide rail (14) and Y-axis Feed servo system parts, the anterior end face of described base (1) is provided with Y-axis mounting platform, described Y-axis feed screw nut pair (5) level is longitudinally arranged, be installed in rotation on Y-axis mounting platform by Y-axis rotational support mechanism, Y-axis feed screw nut pair (5) comprises Y-axis screw mandrel and Y-axis nut, Y-axis screw mandrel one end is connected with Y-axis Feed servo system parts, Y-axis feed screw nut pair (5) both sides are provided with Y-axis linear slide rail (14) in parallel.
2. Y-axis feed drive gearing as claimed in claim 1, it is characterized in that: described Y-axis Feed servo system parts comprise Y-axis feed servo motor (2), driving wheel (3) and driven pulley (4), the output of Y-axis feed servo motor (2) installs driving wheel (3) by cone inner sleeve, described driven pulley (4) is arranged on Y-axis screw mandrel one end, by Timing Belt connection for transmission between driven pulley (4) and driving wheel (3).
3. Y-axis feed drive gearing as claimed in claim 1, is characterized in that: described Y-axis rotational support mechanism comprises Y-axis head end supporting component and Y-axis end support assembly; Described Y-axis head end supporting component comprises front-end bearing pedestal (6) and bearing cover (9), described front-end bearing pedestal (6) outer wall is provided with two the 180 ° lengthening wing-like support blocks (6a) be arranged symmetrically with, described lengthening wing-like support block (6a) is supported on the bracket on base (1), described Y-axis screw mandrel head end axle journal is supported by bearing part and is arranged in front-end bearing pedestal (6), and bearing part is by bearing cover (9) encapsulation; Described Y-axis end support assembly comprises rear bearing block (7), bearing block lining (11) and bearing block pre-load nut (8), described rear bearing block (7) outer wall is provided with two the 180 ° wing-like support blocks (7a) be arranged symmetrically with, described wing-like support block (7a) is supported on the bracket on base (1), and described bearing block lining (11) is can to move axially but non-rotatable form is arranged in rear bearing block (7); After described Y-axis screw mandrel, end-journal is supported by bearing part and is arranged in bearing block lining (11), described bearing block pre-load nut (8) spiral shell is contained on bearing block lining (11), bearing part when bearing block pre-load nut (8) screws in preloaded bearing seat pad cover (11).
4. Y-axis feed drive gearing as claimed in claim 3, it is characterized in that: bearing block lining (11) rear end periphery wall is provided with external screw thread, bearing block lining (11) outer wall is provided with keyway, keyway is built with feather key, described rear bearing block (7) inner hole wall is provided with axial channel, and described feather key is placed in axial channel.
5. Y-axis feed drive gearing as claimed in claim 3, it is characterized in that: described bearing part comprises two rolling bearings be arranged side by side (10), in the both sides of two rolling bearings (10), spacer ring (11) is housed respectively, the spacer ring (11) of inner side withstands on the axle journal step of screw mandrel, and the spacer ring (11) in outside is locked by locking nut (9).
6. Y-axis feed drive gearing as claimed in claim 5, is characterized in that: described rolling bearing (10) adopts 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 true CN104493615A (en) | 2015-04-08 |
| CN104493615B CN104493615B (en) | 2017-07-25 |
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| 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 |
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| CN (1) | CN104493615B (en) |
Cited By (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 |
Citations (10)
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| JPH1130234A (en) * | 1997-07-08 | 1999-02-02 | Nippon Thompson Co Ltd | Slide device |
| GB2370009A (en) * | 2000-10-31 | 2002-06-19 | Chen Hsi Kuan | Lathe or the like having screw with oppositely threaded sections |
| 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 |
| 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 |
| 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 |
| CN104029026A (en) * | 2014-06-11 | 2014-09-10 | 浙江理工大学 | Y-axis movement device of five-axis computer numerical control machine tool |
| CN203900891U (en) * | 2014-06-11 | 2014-10-29 | 浙江理工大学 | Five-axis CNC machine tool |
| 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 |
-
2014
- 2014-12-19 CN CN201410799798.0A patent/CN104493615B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1130234A (en) * | 1997-07-08 | 1999-02-02 | Nippon Thompson Co Ltd | Slide device |
| GB2370009A (en) * | 2000-10-31 | 2002-06-19 | Chen Hsi Kuan | Lathe or the like having screw with oppositely threaded sections |
| 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 |
| CN104029026A (en) * | 2014-06-11 | 2014-09-10 | 浙江理工大学 | Y-axis movement device of five-axis computer numerical control machine tool |
| CN203900891U (en) * | 2014-06-11 | 2014-10-29 | 浙江理工大学 | Five-axis CNC machine tool |
| 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 |
Cited By (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 |
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| Publication number | Publication date |
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| CN104493615B (en) | 2017-07-25 |
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Granted publication date: 20170725 Termination date: 20171219 |