CN102554296A - Fine-adjustable tool bar for lathe - Google Patents
Fine-adjustable tool bar for lathe Download PDFInfo
- Publication number
- CN102554296A CN102554296A CN2012100393942A CN201210039394A CN102554296A CN 102554296 A CN102554296 A CN 102554296A CN 2012100393942 A CN2012100393942 A CN 2012100393942A CN 201210039394 A CN201210039394 A CN 201210039394A CN 102554296 A CN102554296 A CN 102554296A
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- CN
- China
- Prior art keywords
- knife bar
- guide pad
- endoporus
- lathe
- control lever
- 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.)
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- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The invention provides a fine-adjustable tool bar for a lathe, which comprises a fixed tool bar, a movable tool bar and a fine-adjustment device arranged on the fixed tool bar. A square columnar inner hole with an open front end is arranged at the front end of the fixed tool bar, the rear end of the movable tool bar extends into the inner hole and is compressed in the inner hole through a compression nut in threaded fit with the fixed tool bar, and the front end of the movable tool bar is provided with a tool setting inner hole and extends out of the compression nut. The fine-adjustable tool bar for the lathe has the advantages of applicability to micro-feeding of a boring bar or a scraper bar for the lathe, high adjustment accuracy, and capabilities of meeting the requirements of parts on machining depth and shape tolerance and improving machining efficiency.
Description
Technical field
The present invention relates to a kind of lathe and use machining tool, relate in particular to a kind of lathe with the fine setting knife bar.
Background technology
Process some accurate parts; Like depth dimensions and the exigent dynamic and static pressure axial end of form tolerance chamber; Lathe does not generally possess the accurate adjustment to the depth of cut; And hand scaler technological adjustment by rule of thumb to the end, is difficult to guarantee that the degree of depth in form tolerance and chamber also is difficult for grasping, and also influences working (machining) efficiency.
Summary of the invention
The object of the present invention is to provide the lathe that a kind of precision is high and working (machining) efficiency is high to use the fine setting knife bar.
The present invention realizes through following measure: lathe is with the fine setting knife bar; Comprise fixedly knife bar, movable knife bar and be arranged on the micromatic setting on the said fixedly knife bar; The front end of said fixedly knife bar is provided with the square column type endoporus of front opening; Said endoporus is stretched in the rear end of said movable knife bar, and is pressed in the said endoporus through the clamp nut with said fixedly knife bar threaded engagement, and the front end of said movable knife bar is provided with dress cutter endoporus and stretches out said clamp nut.
Concrete characteristics of the present invention also have, and said micromatic setting comprises square column type guide pad and the control lever that has internal taper hole; Said guide pad is arranged in the said fixedly knife bar endoporus and is positioned at said movable knife bar rear; Said control lever radially runs through said fixedly knife bar endoporus and said guide pad internal taper hole; Said control lever is provided with the boss that contacts with said guide pad; Said boss is the identical conical surface of tapering with the contact-making surface of said guide pad; Said guide pad central longitudinal is separately positioned on the both sides of said control lever to being broken as front side guide pad and rear side guide pad, and said rear side guide pad abuts against the bottom of said endoporus.
The two ends of said control lever are fastened on the said fixedly knife bar through clamp nut and adjustment nut respectively; Said clamp nut and said control lever interference fit; Said clamp nut below also is provided with pressure pad, said pressure pad and the said dish spring that fixedly is provided with between the knife bar.
Be provided with the dish spring between the inner face of said clamp nut and the said movable knife bar.
The rear end of said movable knife bar is fixed on the said fixedly knife bar through housing screw.
Said movable knife bar is boring cutter bar or scrapes knife bar.
Beneficial effect of the present invention is: be applicable to lathe with boring cutter bar or scrape the little feeding of knife bar, degree of regulation is high, satisfies the working depth size and the form tolerance requirement of part, has improved working (machining) efficiency.To finely tune knife bar and be fixed on the lathe, movable knife bar will be contained in the endoporus of fixing knife bar the clamp nut of screwing; And with the fixing movable knife bar of housing screw; Through moving up and down of rotation adjustment nut lever for adjusting oil, the boss of adjusting rod is the identical conical surface of tapering with the contact-making surface of guide pad, and boss moves up and down promotion front side guide pad and moves forward and backward; And then the little feeding in front and back that reaches adjusting activity knife bar is moved; The adjustment nut revolves and turns around, and movable knife bar amount of movement is very little and accurate, thereby has improved machining accuracy.Wherein, clamp nut is pressed on movable knife bar and guide pad in the endoporus of fixing knife bar through the butterfly spring, makes guide pad closely contact with control lever; The two ends of control lever are fastened on fixedly on the knife bar through clamp nut and adjustment nut, and clamp nut one end is provided with the dish spring, make control lever to the tension of clamp nut direction, make control lever move up and down so that nut is adjusted in rotation; The rear end of movable knife bar is fixed on fixedly on the knife bar through housing screw, avoids movable knife bar to rotate.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention.
Fig. 2 is the structural representation of control lever in the embodiment of the invention.
Fig. 3 is the structural representation of guide pad in the embodiment of the invention.
Wherein, Reference numeral is: 1, clamp nut; 2, fixing knife bar; 3, movable knife bar; 4, housing screw; 5, adjustment nut; 6, pressure pad; 7, guide pad; 8, clamp nut; 9, control lever; 10, dish spring; 11, boss; 12, internal taper hole; 13, front side guide pad; 14, rear side guide pad.
The specific embodiment
For clearly demonstrating the technical characterstic of this programme, through the specific embodiment, this programme is set forth below.
Referring to Fig. 1, Fig. 2 and Fig. 3; The present invention is that a kind of lathe is with the fine setting knife bar; Comprise fixedly knife bar 2, movable knife bar 3 and be arranged on the micromatic setting on the fixing knife bar 2, fixedly the front end of knife bar 2 is provided with the square column type endoporus of front opening, and endoporus is stretched in the rear end of movable knife bar 3; And through being pressed in the endoporus with the fixing clamp nut 1 of knife bar 2 threaded engagement, the front end of movable knife bar 3 is provided with dress cutter endoporus and stretches out clamp nut 1; Micromatic setting comprises the square column type guide pad 7 and control lever 9 that has internal taper hole 12; Guide pad 7 is arranged in fixing knife bar 2 endoporus and is positioned at the rear of movable knife bar 3; Control lever 9 radially runs through fixedly knife bar 2 endoporus and guide pad 7 internal taper holes 12; Control lever 9 is provided with the boss 11 that contacts with guide pad 7, and boss 11 is the identical conical surface of tapering with the contact-making surface of guide pad 7, and guide pad 7 central longitudinal are to being broken as front side guide pad 13 and rear side guide pad 14; Be separately positioned on the both sides of control lever 9, rear side guide pad 13 abuts against the bottom of endoporus; The two ends of control lever 9 are fastened on fixedly on the knife bar 2 through clamp nut 8 and adjustment nut 5 respectively, clamp nut 8 and control lever 9 interference fit, and clamp nut 8 belows also are provided with pressure pad 6, pressure pad 6 and fixedly be provided with dish spring 10 between the knife bar; Be provided with dish spring 10 between the inner face of clamp nut 1 and the movable knife bar 3; The rear end of movable knife bar 3 also is provided with clamping plane, and movable knife bar 3 is fixed on fixedly on the knife bar 2 through the housing screw 4 that is used with clamping plane.
Wherein, the tapering of the internal taper hole of guide pad 7 is 1:20.
Movable knife bar 3 is contained in the endoporus of fixing knife bar 2, the clamp nut 1 of screwing, and with housing screw 4 movable knife bar 3 is fixed on fixedly on the knife bar 2, the fixedly knife bar 2 that installs micromatic setting is fixed on the lathe.Through moving up and down of adjustment nut 5 lever for adjusting oil 9; The boss 11 of adjusting rod 9 is the identical conical surface of tapering with the contact-making surface of guide pad 7; Boss 11 moves up and down and promotes front side guide pad 12 and move forward and backward, and then the little feeding in front and back that reaches adjusting activity knife bar 3 moves, and can draw rotation adjustment nut 5 one circles through calculating; The amount of movement of movable knife bar is very little and accurate, thereby has improved machining accuracy.
The present invention can pass through or adopt existing techniques in realizing without the technical characterictic of describing; Repeat no more at this; Certainly, above-mentioned explanation is not to be limitation of the present invention, and the present invention also is not limited in above-mentioned giving an example; Variation, remodeling, interpolation or replacement that those skilled in the art are made in essential scope of the present invention also should belong to protection scope of the present invention.
Claims (6)
1. lathe is with the fine setting knife bar; It is characterized in that; Comprise fixedly knife bar, movable knife bar and be arranged on the micromatic setting on the said fixedly knife bar, the front end of said fixedly knife bar is provided with the square column type endoporus of front opening, and said endoporus is stretched in the rear end of said movable knife bar; And be pressed in the said endoporus through the clamp nut with said fixedly knife bar threaded engagement, the front end of said movable knife bar is provided with dress cutter endoporus and stretches out said clamp nut.
2. lathe according to claim 1 is characterized in that with the fine setting knife bar said micromatic setting comprises square column type guide pad and the control lever that has internal taper hole; Said guide pad is arranged in the said fixedly knife bar endoporus and is positioned at said movable knife bar rear; Said control lever radially runs through said fixedly knife bar endoporus and said guide pad internal taper hole; Said control lever is provided with the boss that contacts with said guide pad; Said boss is the identical conical surface of tapering with the contact-making surface of said guide pad; Said guide pad central longitudinal is separately positioned on the both sides of said control lever to being broken as front side guide pad and rear side guide pad, and said rear side guide pad abuts against the bottom of said endoporus.
3. lathe according to claim 2 is with the fine setting knife bar; It is characterized in that; The two ends of said control lever are fastened on the said fixedly knife bar through clamp nut and adjustment nut respectively; Said clamp nut and said control lever interference fit, said clamp nut below also is provided with pressure pad, said pressure pad and the said dish spring that fixedly is provided with between the knife bar.
4. use the fine setting knife bar according to each described lathe of claim 1-3, it is characterized in that, be provided with the dish spring between the inner face of said clamp nut and the said movable knife bar.
5. use the fine setting knife bar according to each described lathe of claim 1-3, it is characterized in that the rear end of said movable knife bar is fixed on the said fixedly knife bar through housing screw.
6. lathe according to claim 4 is characterized in that with the fine setting knife bar rear end of said movable knife bar also is provided with clamping plane, and said movable knife bar is fixed on the said fixedly knife bar through the housing screw that is used with said clamping plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100393942A CN102554296A (en) | 2012-02-21 | 2012-02-21 | Fine-adjustable tool bar for lathe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100393942A CN102554296A (en) | 2012-02-21 | 2012-02-21 | Fine-adjustable tool bar for lathe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102554296A true CN102554296A (en) | 2012-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100393942A Pending CN102554296A (en) | 2012-02-21 | 2012-02-21 | Fine-adjustable tool bar for lathe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102554296A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962483A (en) * | 2012-11-27 | 2013-03-13 | 上海龙腾机械制造有限公司 | Cutter adjustment mechanism |
| CN104690321A (en) * | 2013-12-04 | 2015-06-10 | 铜陵市永生机电制造有限责任公司 | Support device for turning long screw rod |
| CN109249060A (en) * | 2017-07-14 | 2019-01-22 | 天津职业技术师范大学 | A kind of large diameter, deep borehole borer |
-
2012
- 2012-02-21 CN CN2012100393942A patent/CN102554296A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102962483A (en) * | 2012-11-27 | 2013-03-13 | 上海龙腾机械制造有限公司 | Cutter adjustment mechanism |
| CN102962483B (en) * | 2012-11-27 | 2015-01-21 | 上海龙腾科技股份有限公司 | Cutter adjustment mechanism |
| CN104690321A (en) * | 2013-12-04 | 2015-06-10 | 铜陵市永生机电制造有限责任公司 | Support device for turning long screw rod |
| CN109249060A (en) * | 2017-07-14 | 2019-01-22 | 天津职业技术师范大学 | A kind of large diameter, deep borehole borer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120711 |