CN108080973A - The adjustable numerical control rotating platform of gap of worm to central post bottom plate - Google Patents
The adjustable numerical control rotating platform of gap of worm to central post bottom plate Download PDFInfo
- Publication number
- CN108080973A CN108080973A CN201711412926.1A CN201711412926A CN108080973A CN 108080973 A CN108080973 A CN 108080973A CN 201711412926 A CN201711412926 A CN 201711412926A CN 108080973 A CN108080973 A CN 108080973A
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- China
- Prior art keywords
- worm
- gap
- bearing
- worm gear
- bottom plate
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Classifications
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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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear Transmission (AREA)
Abstract
The invention discloses a kind of adjustable numerical control rotating platform of gap of worm to central post bottom plate.Worm gear positioning sleeve (15) is fixedly mounted on dividing worm wheel (10)；The outer circle of worm gear positioning sleeve (15) coordinates with turntable bearing (11)；Central post bottom plate (13) is connected by turntable bearing (11) with worm gear positioning sleeve (15)；Turntable bearing (11) is mounted on by worm gear case top bearing seat (12) on worm gear case (9).Using above-mentioned technical proposal, the adjusting in the gap of dividing worm wheel and worm screw is realized, and the adjusting in gap is realized automatically, so that the engagement of worm and gear remains optimal working condition, the influence in gap is reduced, while avoids excessive frictional force, extends the service life of equipment.
Description
Technical field
The invention belongs to the technical field of machine cut machining tool, it is related to the technology of numerical control machine tool.More specifically,
The present invention relates to a kind of adjustable numerical control rotating platform of gap of worm to central post bottom plate.
Background technology
In the prior art, the turntable of numerical control machine tool realizes turntable generally all using Worm and worm-wheel gearing
Rotary motion.The installation of worm gear therein and worm screw uses common rolling bearings or plain bearings, that is to say, that in the two
The heart is away from cannot adjust.But since the abrasion of Worm Wheel System is bigger, easily generate larger gap, then it can not disappear
Except such gap.Or both centre-to-centre spacing by external force act on it is less than normal, that is, worm and gear contact surface relative pressure more
Greatly, abrasion is caused to aggravate.
The content of the invention
The present invention provide a kind of adjustable numerical control rotating platform of gap of worm to central post bottom plate, the purpose is to realize number
Control the adjusting in the gap of dividing worm wheel and worm screw in turntable.
To achieve these goals, the technical solution taken of the present invention is：
The adjustable numerical control rotating platform of gap of worm of the present invention, using Worm and worm-wheel gearing, wherein worm screw is by watching
Motor driving is taken, dividing worm wheel is arranged in worm gear case；It installs to central post bottom plate on the top of the numerical control rotating platform；It is described
Dividing worm wheel on be fixedly mounted worm gear positioning sleeve；The outer circle of the worm gear positioning sleeve and turntable bearing fit；Pair
Neutral column base plate is connected by turntable bearing with worm gear positioning sleeve；The turntable bearing is installed by worm gear case top bearing seat
On worm gear case.
The turntable bearing is flexible bearing.
The servomotor is mounted on by motor cabinet on worm gear case；The main shaft of the servomotor passes through shaft coupling
Device is fastenedly connected with worm screw.
The both ends of the worm screw are installed bearing by worm screw respectively and are mounted in worm gear case, and pass through fore bearing respectively
Lid and rear bearing cover are sealed.
Between the rear bearing cover and worm screw installation bearing, bearing gland is set.
Described to setting column bottom plate locating shaft on central post bottom plate, the column bottom plate locating shaft passes through taper
With coordinating the taper hole on central post bottom plate.
The worm gear case is equipped with observation window cover, and the observation window cover is arranged on the position of dividing worm wheel outer rim.
The worm gear case is equipped with oil observing window, and the height of the oil observing window is defined fuel head.
In order to realize the goal of the invention identical with above-mentioned technical proposal, the present invention also provides above-described worm and gears
The manufacturing method of the adjustable numerical control rotating platform in gap, the technical process of the manufacturing method are：
1st, the mechanical processing of part, the dental floss turning and grinding of gear hobbing process, worm screw including dividing worm wheel；
2nd, installation of the worm screw on worm gear case, the gap for adjusting worm screw by adjusting bearing gland and installing bearing, installation
Front and back bearings lid；
3rd, dividing worm wheel and worm gear positioning sleeve are fastenedly connected；
4th, worm gear case top bearing seat is installed on worm gear case；
5th, turntable bearing and worm gear positioning sleeve are fastenedly connected, the component installed is then refilled into worm gear case top bearing
On seat；
6th, central post bottom plate will be installed on worm gear case top bearing seat；
The 7th, motor cabinet and servomotor are installed, are fixedly connected with worm screw with the main shaft of servomotor by shaft coupling；
8th, the gap of dividing worm wheel and worm screw is adjusted by column bottom plate locating shaft.
The present invention realizes the adjusting in the gap of dividing worm wheel and worm screw, and the tune in gap using above-mentioned technical proposal
Section is realized automatically so that the engagement of worm and gear remains optimal working condition, reduces the influence in gap, keeps away simultaneously
Exempt from excessive frictional force, extend the service life of equipment.
Description of the drawings
Content shown in attached drawing and the mark in figure are briefly described as follows：
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is structure schematic top plan view shown in Fig. 1 (crossing worm axis and perpendicular to worm gear axis profile).
In figure mark for：
1st, servomotor, 2, motor cabinet, 3, shaft coupling, 4, front bearing retainer, 5, worm screw installation bearing, 6, worm screw, 7, bearing
Gland, 8, rear bearing cover, 9, worm gear case, 10, dividing worm wheel, 11, turntable bearing, 12, worm gear case top bearing seat, 13, right
Neutral column base plate, 14, column bottom plate locating shaft, 15, worm gear positioning sleeve, 16, observation window cover, 17, oil observing window.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to the specific embodiment of the present invention further details of
Illustrate, those skilled in the art to be helped to have more complete, accurate and deep reason to inventive concept of the invention, technical solution
Solution.
Structure of the invention as shown in Figure 1 and Figure 2 is a kind of adjustable numerical control rotating platform of gap of worm, using worm gear snail
Bar transmission mechanism, wherein worm screw 6 are driven by servomotor 1, and dividing worm wheel 10 is arranged in worm gear case 9；The digital control rotating
It installs to central post bottom plate 13 on the top of platform.
In order to solve the problems, such as existing in the prior art and overcome its defect, dividing worm wheel and snail in numerical control rotating platform are realized
The goal of the invention of the adjusting in the gap of bar, the technical solution that the present invention takes are：
As shown in Figure 1, the adjustable numerical control rotating platform of gap of worm of the present invention, fixed peace on the dividing worm wheel 10
Fill worm gear positioning sleeve 15；The outer circle of the worm gear positioning sleeve 15 coordinates with turntable bearing 11；It is described to central post bottom plate 13
It is connected by turntable bearing 11 with worm gear positioning sleeve 15；The turntable bearing 11 is mounted on by worm gear case top bearing seat 12
On worm gear case 9.
Above-mentioned technical proposal realizes the adjusting in the gap of dividing worm wheel and worm screw, and the adjusting in gap is to realize automatically
So that the engagement of worm and gear remains optimal working condition, reduces the influence in gap, while avoids excessive friction
Power extends the service life of equipment.
The turntable bearing 11 is flexible bearing.
The effect of flexible bearing is that by the automatic adjustment in the gap of dividing worm wheel and worm screw, ensures the optimal of gap
State exempts the trouble of manual adjustment.
The servomotor 1 is mounted on by motor cabinet 2 on worm gear case 9；The main shaft of the servomotor 1 passes through
Shaft coupling 3 is fastenedly connected with worm screw 6.
Servomotor 1 is the power source of numerical control rotating platform revolution.Servomotor 1 drives worm screw 6 to rotate；The rotation of worm screw 6 passes
Dividing worm wheel 10 is passed, dividing worm wheel 10 drives the rotation of numerical control rotating platform.
The both ends of the worm screw 6 are installed bearing 5 by worm screw respectively and are mounted in worm gear case 9, and respectively by preceding
Bearing cap 4 and rear bearing cover 8 are sealed.
Between the rear bearing cover 8 and worm screw installation bearing 5, bearing gland 7 is set.
The effect of bearing gland 7 is to adjust the gap of worm screw installation bearing 5.
Described to setting column bottom plate locating shaft 14 on central post bottom plate 13, the column bottom plate locating shaft 14 is logical
Taper is crossed with coordinating the taper hole on central post bottom plate 13.
The effect of column bottom plate locating shaft 14 is：It is adjusted by column bottom plate locating shaft 14 between dividing worm wheel and worm screw 6
Gap.
The worm gear case 9 is equipped with observation window cover 16, and the observation window cover 16 is arranged on 10 outer rim of dividing worm wheel
Position.
By observing window cover 16, the abrasion condition of dividing worm wheel 10 can be observed, to take the necessary measures, to indexing snail
Wheel 10 is repaired.
The worm gear case 9 is equipped with oil observing window 17, and the height of the oil observing window 17 is defined fuel head.
By oil observing window 17, the liquid level of the lubricating oil in worm gear case 9 can be observed, fluid is prevented to be lost and cause
Insufficient lubrication.
In order to realize the goal of the invention identical with above-mentioned technical proposal, the present invention also provides above-described worm and gears
The manufacturing method of the adjustable numerical control rotating platform in gap, the technical process of the manufacturing method are：
1st, the mechanical processing of part, the dental floss turning and grinding of the gear hobbing process including dividing worm wheel 10, worm screw 6；
2nd, installation of the worm screw 6 on worm gear case 9, the gap for adjusting worm screw by adjusting bearing gland 7 and installing bearing 5,
Front and back bearings lid is installed；
3rd, dividing worm wheel 10 and worm gear positioning sleeve 15 are fastenedly connected；
4th, worm gear case top bearing seat 12 is installed on worm gear case 9；
5th, turntable bearing 11 and worm gear positioning sleeve 15 are fastenedly connected, the component installed is then refilled into worm gear box cover
On bearing block 12；
6th, central post bottom plate 13 will be installed on worm gear case top bearing seat 12；
The 7th, motor cabinet 2 and servomotor 1 are installed, are fixedly connected with worm screw 6 with the main shaft of servomotor 1 by shaft coupling 3；
8th, dividing worm wheel and the gap of worm screw 6 are adjusted by column bottom plate locating shaft 14.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements and from aforesaid way
Limitation, as long as employ the inventive concept and technical scheme of the present invention progress various unsubstantialities improvement or without changing
Other occasions are directly applied to by the design of the present invention and technical solution, within protection scope of the present invention.
Claims (6)
1. the adjustable numerical control rotating platform of gap of worm to central post bottom plate, the numerical control rotating platform uses Worm Wheel System
Mechanism, wherein worm screw (6) are driven by servomotor (1), and dividing worm wheel (10) is arranged in worm gear case (9)；The numerical control
It installs to central post bottom plate (13) on the top of turntable；
It is characterized in that：
Worm gear positioning sleeve (15) is fixedly mounted on the dividing worm wheel (10)；The outer circle of the worm gear positioning sleeve (15) is with turning
Platform bearing (11) coordinates；Described is connected central post bottom plate (13) by turntable bearing (11) with worm gear positioning sleeve (15)；Institute
The turntable bearing (11) stated is mounted on by worm gear case top bearing seat (12) on worm gear case (9)；
The servomotor (1) is mounted on by motor cabinet (2) on worm gear case (9)；The main shaft of the servomotor (1)
It is fastenedly connected by shaft coupling (3) and worm screw (6).
Described to setting column bottom plate locating shaft (14), the column bottom plate locating shaft (14) on central post bottom plate (13)
By taper with coordinating the taper hole on central post bottom plate (13).
2. the adjustable numerical control rotating platform of gap of worm described in accordance with the claim 1, it is characterised in that：The turntable bearing
(11) it is flexible bearing.
3. the adjustable numerical control rotating platform of gap of worm described in accordance with the claim 1, it is characterised in that：The worm screw (6)
Both ends bearing (5) installed by worm screw be respectively mounted in worm gear case (9), and pass through front bearing retainer (4) and rear axle respectively
Lid (8) is held to be sealed.
4. the adjustable numerical control rotating platform of gap of worm described in accordance with the claim 3, it is characterised in that：In the rear bearing
It covers between (8) and worm screw installation bearing (5), bearing gland (7) is set.
5. the adjustable numerical control rotating platform of gap of worm described in accordance with the claim 1, it is characterised in that：The worm gear case
(9) observation window cover (16) is equipped with, the observation window cover (16) is arranged on the position of dividing worm wheel (10) outer rim.
6. the adjustable numerical control rotating platform of gap of worm described in accordance with the claim 1, it is characterised in that：The worm gear case
(9) oil observing window (17) is equipped with, the height of the oil observing window (17) is defined fuel head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711412926.1A CN108080973A (en) | 2017-12-24 | 2017-12-24 | The adjustable numerical control rotating platform of gap of worm to central post bottom plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711412926.1A CN108080973A (en) | 2017-12-24 | 2017-12-24 | The adjustable numerical control rotating platform of gap of worm to central post bottom plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108080973A true CN108080973A (en) | 2018-05-29 |
Family
ID=62178815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711412926.1A Pending CN108080973A (en) | 2017-12-24 | 2017-12-24 | The adjustable numerical control rotating platform of gap of worm to central post bottom plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108080973A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1524089A (en) * | 1975-12-13 | 1978-09-06 | Thyssen Industrie | Ayially adjustable wormwheel mounting |
| CN1818424A (en) * | 2006-03-17 | 2006-08-16 | 中国科学院上海光学精密机械研究所 | Gap eliminator for worm and wormwheel |
| CN201129402Y (en) * | 2007-12-21 | 2008-10-08 | 扬州大学 | Worm wheel worm-gearing with adjustable center distance |
| CN101705987A (en) * | 2009-11-16 | 2010-05-12 | 重庆大学 | Worm gear-worm pair backlash eliminating device adopting enveloping worm |
| CN104308655A (en) * | 2014-10-17 | 2015-01-28 | 芜湖洪金机床有限公司 | Worm dividing head for machine tool |
| CN204387256U (en) * | 2014-12-26 | 2015-06-10 | 广州市昊志机电股份有限公司 | A kind of structure adjusting gap of worm |
| CN108161489A (en) * | 2017-12-24 | 2018-06-15 | 芜湖洪金机床有限公司 | A kind of worm screw mounting structure of the adjustable numerical control rotating platform of gap of worm |
-
2017
- 2017-12-24 CN CN201711412926.1A patent/CN108080973A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1524089A (en) * | 1975-12-13 | 1978-09-06 | Thyssen Industrie | Ayially adjustable wormwheel mounting |
| CN1818424A (en) * | 2006-03-17 | 2006-08-16 | 中国科学院上海光学精密机械研究所 | Gap eliminator for worm and wormwheel |
| CN201129402Y (en) * | 2007-12-21 | 2008-10-08 | 扬州大学 | Worm wheel worm-gearing with adjustable center distance |
| CN101705987A (en) * | 2009-11-16 | 2010-05-12 | 重庆大学 | Worm gear-worm pair backlash eliminating device adopting enveloping worm |
| CN104308655A (en) * | 2014-10-17 | 2015-01-28 | 芜湖洪金机床有限公司 | Worm dividing head for machine tool |
| CN204387256U (en) * | 2014-12-26 | 2015-06-10 | 广州市昊志机电股份有限公司 | A kind of structure adjusting gap of worm |
| CN108161489A (en) * | 2017-12-24 | 2018-06-15 | 芜湖洪金机床有限公司 | A kind of worm screw mounting structure of the adjustable numerical control rotating platform of gap of worm |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180529 |