CN101559563A - Machine tool rotary working table - Google Patents
Machine tool rotary working table Download PDFInfo
- Publication number
- CN101559563A CN101559563A CNA2009101168988A CN200910116898A CN101559563A CN 101559563 A CN101559563 A CN 101559563A CN A2009101168988 A CNA2009101168988 A CN A2009101168988A CN 200910116898 A CN200910116898 A CN 200910116898A CN 101559563 A CN101559563 A CN 101559563A
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- firm banking
- panoramic table
- gear
- worm
- machine tool
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Abstract
The invention discloses a machine tool rotary working table. A protecting hood is arranged among a rotary table facet (11), a surface and an upper surface of a fixed base (13) of the rotary table. On the section of the axis of the rotary table facet (11), the protecting hood opens downwards in the shape of inverted 'U' to form a concave-up cavity in which a driving gear (7), an arc gear (8) and a rotating sliding block (10) are all contained. By adopting the technical proposal, the precision moving elements of the rotary working table have better protecting effect, the processing precision of the machine is higher and the service life of the machine tool is longer, and the time and expenses spent in repairing or replacing precision elements are reduced.
Description
Technical field
The invention belongs to the technical field of mechanical processing machine, relate to the feed mechanism of lathe, more particularly, the present invention relates to a kind of machine tool rotary working table.
Background technology
In present prior art, establish the panoramic table firm banking and the revolution table top of coaxial connection on the larger-diameter machine tool rotary working table, the dead in line of revolution table top and panoramic table firm banking is connected with thrust bearing by radial bearing between the two.The revolution table top relies on rotary slider to be bearing on the panoramic table firm banking.
The type of drive of the employing of its revolution table top is:
Establish the reducing gear that is fastenedly connected with it below the revolution table top, reducing gear is established driven wheel by motor-driven on the output shaft of reducing gear; On the panoramic table firm banking, establish arc-shaped gear, be fastenedly connected, arc-shaped gear and the dead in line of panoramic table firm banking with the panoramic table firm banking; Described driven wheel and arc-shaped gear external toothing.
In workpiece process, in the time of need carrying out the gyration of workbench, start the reducing gear motor, slow down by reducing gear, the driven wheel rotation, and arc-shaped gear is fastenedly connected on the panoramic table firm banking, can't rotate, so the driven wheel band and is slowed down machinery and turn round table top around its axis revolution.Realized the gyration of workbench.
Owing in machining, need to use lubricating fluid, cooling fluid, and in machining, can produce a large amount of smear metals, so, between driven wheel and the arc-shaped gear mating surface, and polluted by a large amount of lubricating fluids, the powder in the cooling fluid, smear metal between the surface of commentaries on classics thrust slide supporting and panoramic table firm banking, cause wearing and tearing aggravations, cause the kinematic accuracy between the surface of relative motion seriously to descend, thereby influence the machining accuracy of workpiece and the working life of moving component.
Summary of the invention
At above-mentioned defective, the invention provides a kind of machine tool rotary working table, its objective is the not wearing and tearing of contaminated thing between the precise motion parts of protecting rotary table.
To achieve these goals, the technical scheme taked of the present invention is:
This machine tool rotary working table provided by the present invention comprises revolution table top, panoramic table firm banking, and the revolution table top relies on rotary slider to be bearing on the panoramic table firm banking; Establish the reducing gear that is fastenedly connected with it below the revolution table top, reducing gear is established driven wheel by motor-driven on the output shaft of described reducing gear; Establish arc-shaped gear on the panoramic table firm banking, described arc-shaped gear and panoramic table firm banking are fastenedly connected, and the dead in line of arc-shaped gear and panoramic table firm banking; Described driven wheel and arc-shaped gear external toothing, between the upper surface of described revolution table top and surface and panoramic table firm banking, the guard shield of setting up defences, passing through on the section of panoramic table over glaze line, described protective cover downwardly facing opening, it is shaped as " Jiong " shape, forms the cavity volume of fovea superior, and described driven wheel, arc-shaped gear and rotary slider all are included in the described cavity volume.
The present invention also on the basis of technique scheme, has further proposed concrete technical scheme, makes technical scheme of the present invention more perfect, concrete and have more practicality, implements in engineering with convenient.
These concrete technical schemes are:
The outer shape of protective cover: the appearance integral of described protective cover is shaped as the circular arc with panoramic table firm banking coaxial line.
The connection of protective cover: described protective cover is fastenedly connected on the table top of panoramic table firm banking by the opening part flanging of " Jiong " shape towards its axis direction, establishes gasket seal between its joint face.
Reducing gear: described reducing gear is a worm gear reducer, and described worm gear reducer is fixed on the lower surface of revolution table top by the worm gear reducer box bracket.
The formation of reduction gearing mechanism: establish by motor-driven worm screw in the described worm gear reducer, and with the worm gear of worm engaging, described worm gear is fixed on the worm-wheel shaft; Described worm-wheel shaft protrudes upward the outside of worm gear reducer, and described driven wheel is installed in the end of stretching out of described worm-wheel shaft.
The installation of revolution table top: establish the panoramic table axle on the described revolution table top and be fastenedly connected mutually, described panoramic table axle overlaps with panoramic table over glaze line, between described panoramic table axle and the panoramic table firm banking, is connected with thrust bearing by radial bearing.
The present invention adopts technique scheme, makes the better protecting effect of the precise motion parts of rotary table, and the machining accuracy of lathe is higher, the life-span is longer, reduces to keep in repair and change the time and the expense of precision component.
Description of drawings
Below expressed content of the accompanying drawing of this specification and the mark among the figure are briefly explained:
Fig. 1 is a structural representation of the present invention.
Be labeled as among the figure:
1, worm gear reducer box bracket, 2, worm gear reducer, 3, worm screw, 4, worm gear, 5, worm-wheel shaft, 6, workbench base plate, 7, driven wheel, 8, arc-shaped gear, 9, protective cover, 10, rotary slider, 11, the revolution table top, 12, the panoramic table axle, 13, the panoramic table firm banking.
The specific embodiment
Contrast accompanying drawing below, by description to embodiment, to effect and operation principle, the manufacturing process of the mutual alignment between the shape of the specific embodiment of the present invention such as related each member, structure, the each several part and annexation, each several part and manipulate method etc., be described in further detail, inventive concept of the present invention, technical scheme had more complete, accurate and deep understanding to help those skilled in the art.
The of the present invention structure expressed as Fig. 1, Fig. 2, the present invention is a kind of machine tool rotary working table, comprises revolution table top 11, panoramic table firm banking 13, revolution table top 11 relies on rotary slider 10 to be bearing on the panoramic table firm banking 13; Establish the reducing gear that is fastenedly connected with it below revolution table top 11, reducing gear is established driven wheel 7 by motor-driven on the output shaft of described reducing gear; Establish arc-shaped gear 8 on panoramic table firm banking 13, described arc-shaped gear 8 is fastenedly connected with panoramic table firm banking 13, and the dead in line of arc-shaped gear 8 and panoramic table firm banking 13; Described driven wheel 7 and arc-shaped gear 8 external toothings.
In order to solve the problem that exists at the described present known technology of this specification background technology part and to overcome its defective, realize between the precise motion parts of protection rotary table the not goal of the invention of the wearing and tearing of contaminated thing, the technical scheme that the present invention takes is:
As shown in Figure 1, this machine tool rotary working table provided by the present invention, between the upper surface of described revolution table top 11 and surface and panoramic table firm banking 13, the guard shield 9 of setting up defences, on section by revolution table top 11 axis, described protective cover 9 downwardly facing openings, it is shaped as " Jiong " shape, form the cavity volume of fovea superior, described driven wheel 7, arc-shaped gear 8 and rotary slider 10 all are included in the described cavity volume.
Owing to adopted protective cover 9 structures of " Jiong " shape; the supporting system of whole gear train assembly, work top all is protected; cutting fluid, smear metal are difficult to enter the friction surface of the supporting system supporting member of the gears engaged face of gear train assembly and work top again; make it can not produce heavy wear, improved the precision of lathe.
Adopt technique scheme, make the better protecting effect of the precise motion parts of rotary table, the machining accuracy of lathe is higher, the life-span is longer, reduces to keep in repair and change the time and the expense of precision component.
Below be concrete exemplifying embodiment provided by the invention, those skilled in the art can use with selecting when enforcement is of the present invention in reference:
One, the outer shape embodiment of protective cover:
The appearance integral of protective cover 9 of the present invention is shaped as the circular arc with panoramic table firm banking 13 coaxial lines.
Adopt said structure, make the contact area of whole circular arc all in the protection domain of protective cover 9, it is dustproof, more comprehensively anti-pollution, the protection better effects if.
Two, the connection embodiment of protective cover:
As shown in Figure 1, protective cover 9 of the present invention is fastenedly connected on the table top of panoramic table firm banking 13 by the opening part flanging of " Jiong " shape towards its axis direction, establishes gasket seal between its joint face.
The flanging that protective cover 9 adopts in center of circle direction, the one, make things convenient for protective cover 9 to utilize flanging to install and fix, simultaneously, adopt gasket seal, play better protective action.Because the mid portion of panoramic table firm banking 13, cutting fluid and the smear metal position of accumulating easily often.
Three, the installation embodiment of reducing gear:
Reducing gear of the present invention is a worm gear reducer 2, and described worm gear reducer 2 is fixed on the lower surface of revolution table top 11 by worm gear reducer box bracket 1.
Adopt the type of drive of this work top, the driving power of revolution table top 11 is big, and speed reducing ratio is big, and Billy drives effective, simple in structure with the panoramic table axle on the revolution table top 11 12.
Four, the formation embodiment of worm gear reducer:
Establish by motor-driven worm screw 3 in the worm gear reducer 2 of the present invention, and with the worm gear 4 of worm screw 3 engagement, described worm gear 4 is fixed on the worm-wheel shaft 5;
Described worm-wheel shaft 5 protrudes upward the outside of worm gear reducer 2, and described driven wheel 7 is installed in the end of stretching out of described worm-wheel shaft 5.
Said structure has been realized bigger speed reducing ratio, and the profile of transmission mechanism is reduced, and structure is also compact.The driving of motor needs follows the portable power source line.
Five, the installation embodiment of revolution table top:
Establish panoramic table axle 12 on the revolution table top 11 of the present invention and be fastenedly connected mutually, described panoramic table axle 12 and 11 deads in line of revolution table top between described panoramic table axle 12 and the panoramic table firm banking 13, are connected with thrust bearing by radial bearing.
Panoramic table axle 12 no longer is a driver part, but the position limiting structure of the centre of gyration.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above.Obviously; specific implementation of the present invention is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or design of the present invention and technical scheme are directly applied to other occasion without improving, all within protection scope of the present invention.
Claims (6)
1, a kind of machine tool rotary working table comprises revolution table top (11), panoramic table firm banking (13), and described revolution table top (11) relies on rotary slider (10) to be bearing on the panoramic table firm banking (13); Establish the reducing gear that is fastenedly connected with it in revolution table top (11) below, reducing gear is established driven wheel (7) by motor-driven on the output shaft of described reducing gear; Establish arc-shaped gear (8) on panoramic table firm banking (13), described arc-shaped gear (8) is fastenedly connected with panoramic table firm banking (13), and the dead in line of arc-shaped gear (8) and panoramic table firm banking (13); Described driven wheel (7) and arc-shaped gear (8) external toothing, it is characterized in that: between the upper surface of described revolution table top (11) and surface and panoramic table firm banking (13), the guard shield (9) of setting up defences, on section by revolution table top (11) axis, described protective cover (9) downwardly facing opening, it is shaped as " Jiong " shape, forms the cavity volume of fovea superior, and described driven wheel (7), arc-shaped gear (8) and rotary slider (10) all are included in the described cavity volume.
2, according to the described machine tool rotary working table of claim 1, it is characterized in that: the appearance integral of described protective cover (9) is shaped as the circular arc with panoramic table firm banking (13) coaxial line.
3, according to claim 1 or 2 described machine tool rotary working tables, it is characterized in that: described protective cover (9) is by the opening part flanging of " Jiong " shape towards its axis direction, be fastenedly connected on the table top of panoramic table firm banking (13), establish gasket seal between its joint face.
4, according to the described machine tool rotary working table of claim 3, it is characterized in that: described reducing gear is worm gear reducer (2), and described worm gear reducer (2) is fixed on the lower surface of revolution table top (11) by worm gear reducer box bracket (1).
5, according to the described machine tool rotary working table of claim 4, it is characterized in that: establish by motor-driven worm screw (3) in the described worm gear reducer (2), and with the worm gear (4) of worm screw (3) engagement, described worm gear (4) is fixed on the worm-wheel shaft (5); Described worm-wheel shaft (5) protrudes upward the outside of worm gear reducer (2), and described driven wheel (7) is installed in the end of stretching out of described worm-wheel shaft (5).
6, according to the described machine tool rotary working table of claim 4, it is characterized in that: establish panoramic table axle (12) on the described revolution table top (11) and be fastenedly connected mutually, described panoramic table axle (12) and the dead in line of revolution table top (11), between described panoramic table axle (12) and the panoramic table firm banking (13), be connected with thrust bearing by radial bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101168988A CN101559563B (en) | 2009-05-27 | 2009-05-27 | Machine tool rotary working table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101168988A CN101559563B (en) | 2009-05-27 | 2009-05-27 | Machine tool rotary working table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101559563A true CN101559563A (en) | 2009-10-21 |
| CN101559563B CN101559563B (en) | 2010-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101168988A Active CN101559563B (en) | 2009-05-27 | 2009-05-27 | Machine tool rotary working table |
Country Status (1)
| Country | Link |
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| CN (1) | CN101559563B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103386632A (en) * | 2013-07-26 | 2013-11-13 | 文登威力高档工具有限公司 | Arc line cutting feeding mechanism |
| CN111890068A (en) * | 2020-07-16 | 2020-11-06 | 沈机集团昆明机床股份有限公司 | Workbench exchange device for horizontal numerical control machine tool |
| CN114309826A (en) * | 2022-01-27 | 2022-04-12 | 秦川集团(西安)技术研究院有限公司 | Machine tool rotary table protection device and numerical control gear hobbing machine |
| CN117600755A (en) * | 2024-01-24 | 2024-02-27 | 山东豪迈机械制造有限公司 | Insulating workbench and processing equipment |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699772A (en) * | 2012-06-15 | 2012-10-03 | 青岛元通机械有限公司 | Multifunctional miller for segment mould |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2454078Y (en) * | 2000-12-12 | 2001-10-17 | 樊立 | Rotating working table for processing bolt ball |
| CN201030485Y (en) * | 2007-04-20 | 2008-03-05 | 环球工业机械（东莞）有限公司 | Double-servo numerical control rotating table |
| DE202009008850U1 (en) * | 2009-06-27 | 2009-08-27 | Elha-Maschinenbau Liemke Kg | Vertical Lathe |
-
2009
- 2009-05-27 CN CN2009101168988A patent/CN101559563B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103386632A (en) * | 2013-07-26 | 2013-11-13 | 文登威力高档工具有限公司 | Arc line cutting feeding mechanism |
| CN111890068A (en) * | 2020-07-16 | 2020-11-06 | 沈机集团昆明机床股份有限公司 | Workbench exchange device for horizontal numerical control machine tool |
| CN114309826A (en) * | 2022-01-27 | 2022-04-12 | 秦川集团(西安)技术研究院有限公司 | Machine tool rotary table protection device and numerical control gear hobbing machine |
| CN117600755A (en) * | 2024-01-24 | 2024-02-27 | 山东豪迈机械制造有限公司 | Insulating workbench and processing equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101559563B (en) | 2010-08-11 |
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