CN102398045B - Lathe saddle - Google Patents
Lathe saddle Download PDFInfo
- Publication number
- CN102398045B CN102398045B CN2010102782202A CN201010278220A CN102398045B CN 102398045 B CN102398045 B CN 102398045B CN 2010102782202 A CN2010102782202 A CN 2010102782202A CN 201010278220 A CN201010278220 A CN 201010278220A CN 102398045 B CN102398045 B CN 102398045B
- Authority
- CN
- China
- Prior art keywords
- mobile base
- bearing
- firm banking
- guide rail
- groove
- 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
Images
Landscapes
- Turning (AREA)
Abstract
The invention discloses a lathe saddle, which comprises a tool installation seat, a fixed base and a movable base, wherein one end of the movable base is arranged on the fixed base through a bearing; the axis of the bearing is vertical to the fixed base; a circular-arc guide rail is arranged between the fixed base and a movable guide rail; the revolving central line of the circular-arc guide rail is superposed with the axis of the bearing; the tool installation seat is arranged on the movable base; the movable base is provided with a master form contact installation seat; the fixed base is provided with a master form contact retaining piece; and a spring is arranged between the master form contact retaining piece and the master form contact installation seat. In the lathe saddle, the fixed base and the movable base are adopted, the movable base can rotate around the bearing at one end, and the circular-arc guide rail is arranged between the fixed base and the movable base for supporting the movable base; and a master form contact clings to a master form under the action of the acting force of the spring, and the motion locus of the master form contact is decided by the shape of the master form, so that processing of a noncircular part is realized.
Description
Technical field
The present invention relates to machining equipment, particularly for processing the lathe of non-circle contour part, a kind of lathe saddle specifically.
Background technology
The raising of Performance of Mechanical Products and quality, progressive inseparable with designing technique and manufacturing technology.In recent years, extensive use in some product designs of non-circle design.Design such as piston generally adopts the designs such as outer surface key position middle-convex and varying ellipse, noncircular pin hole.Non-cylinder Technology for Turning Machining becomes one of key technology that in this technology, design is become to product, and its development course is divided into following three phases: (1) mechanical movement synthetic method process segment.The mechanical movement synthetic method is by the synthetic turning movement locus that produces irregular excircle of the motion of mechanism.Its advantage is that production efficiency is high, is suitable for producing in enormous quantities; Shortcoming is flexible poor, and machining accuracy is lower.(2) the profile tracer method process segment.The profile tracer method utilizes pattern to control the relative movement orbit of lathe tool and workpiece, forms required surface configuration.Advantage is that the range of work is wide; Shortcoming is that machining accuracy is lower.(3) the digital control processing stage.By irregular excircle shape data input computer, by the computer control feed mechanism, drive the lathe tool reciprocating feed by programming, directly turning goes out irregular excircle.Advantage is to realize high-speed turning, obtains higher surface quality, the range of work wide; Its shortcoming is to involve great expense, poor to the piston economy of producing in enormous quantities.From the application present situation of non-round lathe for machining, the pattern process technology is more suitable for producing in enormous quantities.Improve the precision of three-dimensional explorator processing method, can realize the processing low-costly and in high volume of the non-round product of high accuracy.Chinese invention patent " stereo-profile-tracing turning apparatus " (November 8 1996 applying date, March 16 2005 Granted publication day, Granted publication CN1192838C) a kind of profile turning device is disclosed, its tool rest and copying contact seat are located on a pendular body, by pendular body, in perpendicular to pattern axis plane, swing, regulate the angle of lathe tool with respect to work, thereby improve the contour turning processing effect.But its cutter head is identical with the movement locus of pattern contact, or the length that needs the manual adjustments lathe tool to stretch out to workpiece while regulating, be not easy to process the workpiece of appearance similar, proportional zoom, be especially the workpiece of non-circle contour.
Summary of the invention
The object of the present invention is to provide a kind of lathe saddle, described this lathe saddle will solve in prior art the low technical problem of precision while adopting pattern to process non-circle contour part on lathe.
The objective of the invention is to be achieved through the following technical solutions: this lathe saddle, comprise tool fitting, this lathe saddle also comprises a firm banking and mobile base, mobile base one end is located on firm banking by bearing, the axis of bearing is perpendicular to firm banking, also be provided with arc guide rail between firm banking and mobile base, the centre of gyration line of this arc guide rail and the dead in line of bearing, mobile base is supported on firm banking by this arc guide rail, tool fitting is located on mobile base, also be provided with pattern contact mount pad on mobile base, be provided with the pattern contact and push against part on firm banking, this pattern contact pushes against between part and pattern contact mount pad and is provided with spring, arc guide rail is fixed in the mobile base downside, also be provided with the ball rolling element in the arc guide rail bottom, , correspondingly with the arc guide rail position on firm banking offer an arc groove, mobile base by arc guide rail and ball rolling element bearing in the arc groove of firm banking, offer groove along its length on mobile base, tool fitting is located on mobile base by this groove by bolt, pattern contact mount pad is located on mobile base by this groove by bolt, offer another groove on firm banking, this another groove is parallel with the groove on mobile base, the pattern contact pushes against part and is located on firm banking by this another groove by bolt, the distance of pattern contact mount pad and bearing is greater than the distance of tool fitting and bearing, lathe tool is located on tool fitting by the cutter pressing plate, the cutter pressing plate is connected by bolt with tool fitting, the cutter pressing plate is provided with along the chute of lathe tool length direction, be provided with bolt in this chute, the screw rod of bolt is arranged on tool fitting, the cutter rear end is connected with an adjusting screw(rod), adjusting screw(rod) is comprised of two sections different screw threads of pitch, the thread pitch of screw rod head end is less than the thread pitch of spiro rod rear end, screw rod head end and cutter connect, spiro rod rear end is connected with a holder.
Mobile base consists of aluminium alloy.
Bearing between mobile base and firm banking is angular contact ball bearing.
The present invention compares with prior art, and its effect is actively with obvious.Adopt firm banking and mobile base in this lathe saddle, mobile base can be rotated around the bearing of one end, also is provided with arc guide rail between firm banking and mobile base, and this arc guide rail plays the holding mobile base; Cutter and pattern contact are installed on mobile base, and the pattern contact relies on the active force of spring, is close on pattern, and the pattern shape has determined the movement locus of pattern contact; Like this, pattern just can determine the movement locus of lathe tool, realizes the processing of non-round accessory.Lathe tool is located on tool fitting by the cutter pressing plate, by adjusting screw(rod), can adjust the length that lathe tool stretches out by trace.Offer groove along its length on mobile base, for mounting cutter mount pad and pattern contact mount pad, the distance that this is convenient to regulate between the centre of gyration of cutter and pattern contact and mobile base, process different non-circle contour workpiece.Mobile base consists of aluminium alloy, and total quality is less, reduces the inertia of moving component, improves its servo-actuated property.Bearing adopts angular contact ball bearing, and the revolution gap that can make the mobile base gyroaxis is zero, error free stack while guaranteeing revolution, and the high-frequency reciprocating motion that the ball rolling element of angular contact bearing is quick on the draw and can adapts to knife rest, without motion delay.
The accompanying drawing explanation
Fig. 1 is front view of the present invention.
Fig. 2 is top view of the present invention.
Fig. 3 is lathe tool and tool fitting structural representation in the present invention.
Fig. 4 is the application schematic diagram of lathe saddle of the present invention in lathe.
The specific embodiment
Below in conjunction with accompanying drawing, by embodiment, the present invention is described in further detail.
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, in the present embodiment, this lathe saddle, comprise tool fitting 7, this lathe saddle also comprises a firm banking 6 and mobile base 4, mobile base 4 one ends are located on firm banking 6 by bearing 3, be provided with vertical rotating shaft 2 on firm banking 6, bearing 3 is sheathed in rotating shaft 2, bearing 3 is angular contact ball bearing, like this, the axis of bearing 3 is perpendicular to firm banking 6, also be provided with arc guide rail 1 at the mobile base downside, the centre of gyration line of this arc guide rail 1 and the dead in line of bearing 3, corresponding with the arc guide rail position, offer a circular groove 62 on firm banking, the centre of gyration line of this groove 62 and the dead in line of bearing 3, groove 62 forms guideway with guide rail 1, be embedded with the ball rolling element in arc guide rail, mobile base by guide rail and ball rolling element bearing on firm banking, the height of groove and guide rail need to coordinate appropriately, making to assemble between rear mobile base and firm banking needs to retain a little gap, when mobile base when bearing rotates, this guideway play supporting role, be provided with the pattern contact and push against part 81 on firm banking 4, this pattern contact pushes against between part 81 and pattern contact mount pad 8 and is provided with spring 82, pattern contact 83 is fixed on pattern contact mount pad 8.Offer groove 41 along its length on mobile base 4, tool fitting 7 is located on mobile base 4 by this groove 41 by bolt, pattern contact mount pad 8 is located on mobile base 4 by this groove 41 by bolt, offer another groove 61 on firm banking 6, this another groove 61 is parallel with the groove 41 on mobile base, the pattern contact pushes against part 81 and is located on firm banking 6 by this another groove 61 by bolt, and the distance of pattern contact mount pad 8 and bearing is greater than the distance of tool fitting 7 and bearing.Lathe tool 71 is located on tool fitting 7 by cutter pressing plate 72, cutter pressing plate 72 is connected by bolt with tool fitting 7, cutter pressing plate 72 is provided with the chute 73 along the lathe tool length direction, be provided with bolt in this chute 73, the screw rod of bolt is arranged on tool fitting 7, lathe tool 71 rear ends are connected with an adjusting screw(rod) 5, adjusting screw(rod) 5 is comprised of two sections different screw threads of pitch, the thread pitch of screw rod head end is less than the thread pitch of spiro rod rear end, the screw rod head end is connected with cutter 71 by screw thread pair, spiro rod rear end is connected with a holder 51 by screw thread pair.When screw rod rotates, the pitch of rear end turns around distance greatly, and the pitch of head end turns around apart from little, has so just changed the distance between cutter and holder, by adjusting screw(rod), can adjust the length that lathe tool stretches out by trace.
When assembling, making the revolution gap between gyroaxis 2 and bearing 3 is zero, error free stack while guaranteeing revolution; The high-frequency reciprocating motion that the ball rolling element of angular contact bearing 3 is quick on the draw and can adapts to knife rest, without motion delay; Mobile base adopts the fine aluminum alloy material to form, and makes this mechanism have less motional inertia and moves preferably servo-actuated property; The trace of lathe tool is regulated and can be realized by screw rod.
As shown in Figure 4, during use, lathe saddle of the present invention is fixed on the slide carriage of lathe by firm banking, pattern 102 and workpiece 103 are connected on main tapping by gripping mechanism, and with main shaft 101 coaxial lines, workpiece is held out against by tailstock 104, at the pattern contact, push against under the effect of part 81 and spring 82, pattern contact 83 is abutted together with pattern 102, when driving in pattern and workpiece rotary course, main shaft just by lathe tool 71, cut the outline of workpiece like this, because tool fitting and pattern contact mount pad are arranged in same chute, distance between pattern contact mount pad and bearing is greater than the distance of tool fitting and bearing, therefore the workpiece outline cut is similar to the outline of pattern, and the ratio of having done is dwindled, this proportionality coefficient equals the ratio of distance L 1 between distance L 2 between pattern contact mount pad and bearing and tool fitting and bearing.As can be seen here, adjust by chute relative position that tool fitting and pattern touch mount pad and just can obtain the workpiece with pattern appearance similar, proportional zoom, regulate very convenient; Embedded ball rolling element bearing guide rail and mobile base in arc guide rail, the high-frequency reciprocating motion that the ball rolling element is quick on the draw and can adapts to knife rest, without motion delay.
Except such scheme, the tool fitting in the present invention and pattern contact mount pad also can be installed in two chutes on mobile base; The adjusting device of lathe tool extension elongation also can not adopt screw-rod structure, such as adopting gear & rack structure or worm gear structure, can realize that equally the fine adjustments lathe tool stretches out long function; Arc guide rail between mobile base and firm banking, it is transversal can be rectangle, can be also I-shaped.
Claims (3)
1. a lathe saddle, comprise tool fitting, it is characterized in that: this lathe saddle also comprises a firm banking and mobile base, mobile base one end is located on firm banking by bearing, the axis of bearing is perpendicular to firm banking, also be provided with arc guide rail between firm banking and mobile base, the centre of gyration line of this arc guide rail and the dead in line of bearing, mobile base is supported on firm banking by this arc guide rail, tool fitting is located on mobile base, also be provided with pattern contact mount pad on mobile base, be provided with the pattern contact and push against part on firm banking, this pattern contact pushes against between part and pattern contact mount pad and is provided with spring, arc guide rail is fixed in below mobile base, also be provided with the ball rolling element in the arc guide rail bottom, correspondingly with the arc guide rail position on firm banking offer an arc groove, mobile base by arc guide rail and ball rolling element bearing in the arc groove of firm banking, offer groove along its length on mobile base, tool fitting is located on mobile base by this groove by bolt, pattern contact mount pad is located on mobile base by this groove by bolt, offer another groove on firm banking, this another groove is parallel with the groove on mobile base, the pattern contact pushes against part and is located on firm banking by this another groove by bolt, the distance of pattern contact mount pad and bearing is greater than the distance of tool fitting and bearing, lathe tool is located on tool fitting by the cutter pressing plate, the cutter pressing plate is connected by bolt with tool fitting, the cutter pressing plate is provided with along the chute of lathe tool length direction, be provided with bolt in this chute, the screw rod of bolt is arranged on tool fitting, the cutter rear end is connected with an adjusting screw(rod), adjusting screw(rod) is comprised of two sections different screw threads of pitch, the thread pitch of screw rod head end is less than the thread pitch of spiro rod rear end, screw rod head end and cutter connect, spiro rod rear end is connected with a holder.
2. lathe saddle as claimed in claim 1, it is characterized in that: mobile base consists of aluminium alloy.
3. lathe saddle as claimed in claim 1, it is characterized in that: the bearing between mobile base and firm banking is angular contact ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102782202A CN102398045B (en) | 2010-09-10 | 2010-09-10 | Lathe saddle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102782202A CN102398045B (en) | 2010-09-10 | 2010-09-10 | Lathe saddle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102398045A CN102398045A (en) | 2012-04-04 |
| CN102398045B true CN102398045B (en) | 2013-12-11 |
Family
ID=45880924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102782202A Expired - Fee Related CN102398045B (en) | 2010-09-10 | 2010-09-10 | Lathe saddle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102398045B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104416172B (en) * | 2013-09-04 | 2017-08-22 | 浙江陀曼精密机械有限公司 | A kind of knife rest of locking device |
| CN108202229A (en) * | 2016-12-18 | 2018-06-26 | 长沙市锋铱自动化科技有限公司 | A kind of numerically controlled lathe |
| CN107363677A (en) * | 2017-08-29 | 2017-11-21 | 重庆梦赛力士光电股份有限公司 | A kind of foot-operated polishing machine |
| CN109550981A (en) * | 2018-12-27 | 2019-04-02 | 齐齐哈尔二机床(集团)有限责任公司 | Roll lathe compound slide |
| TWI717735B (en) * | 2019-05-15 | 2021-02-01 | 國立臺灣師範大學 | Oval turning mechanism sliding table |
| CN110732685B (en) * | 2019-10-31 | 2020-10-27 | 华创天元实业发展有限责任公司 | Steel skeleton plastic composite pipe turning follow-up device |
| CN113338265B (en) * | 2021-06-23 | 2023-02-10 | 江苏徐工工程机械研究院有限公司 | Continuous wall construction equipment |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB397765A (en) * | 1933-01-31 | 1933-08-31 | Fritz Gesser | Lathe for turning work of non-circular cross section, for instance workpieces havingthree or more corners and in particular roll ingots |
| CN1059861A (en) * | 1990-09-21 | 1992-04-01 | 王秀泉 | Stereo-profile-tracing turning apparatus |
| JPH09300101A (en) * | 1996-05-08 | 1997-11-25 | Dainichi Kinzoku Kogyo Kk | Cutting device |
| CN2344114Y (en) * | 1998-09-02 | 1999-10-20 | 谌国权 | Piston coaxial copying device |
| CN2488637Y (en) * | 2001-07-26 | 2002-05-01 | 山东滨州渤海活塞股份有限公司 | Processing machine tool for non-circle surface |
| JP2003200303A (en) * | 2001-12-28 | 2003-07-15 | Ikegai Corp | Roll working machine for forming knot and roll working method for forming knot |
| CN101244463A (en) * | 2007-02-17 | 2008-08-20 | 刘军 | Cam automatic lathe tool rest carriage device |
| CN201423448Y (en) * | 2009-06-15 | 2010-03-17 | 济南一机床集团有限公司 | Spherical part turning tool holder |
| CN201768922U (en) * | 2010-09-10 | 2011-03-23 | 中原工学院 | Lathe carriage |
-
2010
- 2010-09-10 CN CN2010102782202A patent/CN102398045B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102398045A (en) | 2012-04-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102398045B (en) | Lathe saddle | |
| CN201537821U (en) | Workpiece positioning and clamping device for threading machine | |
| CN201841417U (en) | Angle-adjustable assembling and fixing tool | |
| CN103878409A (en) | Digital controlled drill | |
| CN108296799A (en) | A kind of rod piece processing jig | |
| CN2907995Y (en) | Grinding milling machine for processing worm and screw | |
| CN202070985U (en) | Automatic abrasive belt circular mill | |
| CN201768922U (en) | Lathe carriage | |
| CN102728881A (en) | Straight flute milling device and straight flute milling method for machine tool | |
| CN202180207U (en) | Beam lifting vertical lathe | |
| CN104923868A (en) | Thread grinding mechanism | |
| CN201768921U (en) | Profiling cutter frame used for machine tool | |
| CN206106627U (en) | Horizontal register device of modified circular screen printer | |
| CN101407026B (en) | Adjustable VDI knife holder | |
| CN202894507U (en) | Automatic honing machine for helical gear | |
| CN209272522U (en) | Three-dimensional drilling and workpiece feed mechanism | |
| CN104325332A (en) | Boring cutter tool with adjustable angle and length | |
| CN102398046B (en) | Profile modeling cutter rest for lathe | |
| CN202137381U (en) | Cape car twin-cutter opposite-turning device | |
| CN202344389U (en) | Workpiece center support bracket for CNC tool grinder | |
| CN213317910U (en) | Milling equipment based on mechatronic engineering | |
| CN203862796U (en) | High-speed notching press | |
| CN203830505U (en) | High-speed notching press | |
| CN216763326U (en) | Material blocking device of pipe feeding mechanism | |
| CN202668288U (en) | Fine adjustment device for iron pen point |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20160910 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |