CN108000175A - A kind of adjustable numerical control rotating platform of gap of worm - Google Patents
A kind of adjustable numerical control rotating platform of gap of worm Download PDFInfo
- Publication number
- CN108000175A CN108000175A CN201711412904.5A CN201711412904A CN108000175A CN 108000175 A CN108000175 A CN 108000175A CN 201711412904 A CN201711412904 A CN 201711412904A CN 108000175 A CN108000175 A CN 108000175A
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- CN
- China
- Prior art keywords
- worm
- gap
- numerical control
- worm gear
- bearing
- 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.)
- Pending
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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
Abstract
The invention discloses a kind of adjustable numerical control rotating platform of gap of worm, and the manufacture method of the numerical control rotating platform.Worm gear positioning sleeve (15) is fixedly mounted on dividing worm wheel (10)；The cylindrical and turntable bearing (11) of worm gear positioning sleeve (15) coordinates；Central post bottom plate (13) is connected by turntable bearing (11) with worm gear positioning sleeve (15)；Turntable bearing (11) is installed on worm gear case (9) by worm gear case top bearing seat (12).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 status, 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.
Background technology
In the prior art, the turntable of numerical control machine tool generally all uses Worm and worm-wheel gearing, realizes turntable
Rotary motion.The installation of worm gear therein and worm screw uses common rolling bearings or plain bearings, that is to say, that in both
The heart is away from cannot adjust.But since the abrasion of Worm Wheel System is bigger, easily produce 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 provides a kind of adjustable numerical control rotating platform of gap of worm, and the purpose is to realize to index snail in numerical control rotating platform
The adjusting in the gap of wheel and worm screw.
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；Install 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 cylindrical and turntable bearing fit of the worm gear positioning sleeve；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 installed on worm gear case by motor cabinet；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 installed 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, present invention also offers above-described worm and gear
The manufacture method of the adjustable numerical control rotating platform in gap, the technical process of the manufacture method are：
1st, the mechanical processing of part, including the gear hobbing process of dividing worm wheel, the dental floss turning and grinding of worm screw；
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 uses above-mentioned technical proposal, realizes the adjusting in the gap of dividing worm wheel and worm screw, and the tune in gap
Section is realized automatically so that the engagement of worm and gear remains optimal working status, reduces the influence in gap, keeps away at the same time
Exempt from excessive frictional force, extend the service life of equipment.
Brief description of the drawings
Content shown in attached drawing and the mark in figure are briefly described as follows：
Fig. 1 is the structure 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.
Embodiment
Below against attached drawing, by the description of the embodiment, making to embodiment of the invention further details of
Illustrate, to help those skilled in the art 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
Install 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 cylindrical and turntable bearing 11 of the worm gear positioning sleeve 15 coordinates；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 installed 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 status, reduces the influence in gap, while avoid 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 installed on worm gear case 9 by motor cabinet 2；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 installed 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：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, prevents fluid to be lost and cause
Insufficient lubrication.
In order to realize the goal of the invention identical with above-mentioned technical proposal, present invention also offers above-described worm and gear
The manufacture method of the adjustable numerical control rotating platform in gap, the technical process of the manufacture method are：
1st, the mechanical processing of part, including the gear hobbing process of dividing worm wheel 10, the dental floss turning and grinding of 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 the improvement of the various unsubstantialities of inventive concept and technical scheme of the present invention progress is employed, or without changing
Other occasions are directly applied into by the design of the present invention and technical solution, within protection scope of the present invention.
Claims (8)
1. a kind of adjustable numerical control rotating platform of gap of worm, using Worm and worm-wheel gearing, wherein worm screw (6) is by servo electricity
Machine (1) drives, and dividing worm wheel (10) is arranged in worm gear case (9)；Install to central post bottom on the top of the numerical control rotating platform
Plate (13), it is characterised in that：Worm gear positioning sleeve (15) is fixedly mounted on the dividing worm wheel (10)；The worm gear positioning sleeve
(15) cylindrical and turntable bearing (11) coordinates；Described positions central post bottom plate (13) by turntable bearing (11) and worm gear
Cover (15) connection；The turntable bearing (11) is installed on worm gear case (9) by worm gear case top bearing seat (12).
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 servomotor
(1) it is installed on by motor cabinet (2) on worm gear case (9)；The main shaft of the servomotor (1) passes through shaft coupling (3) and snail
Bar (6) is fastenedly connected.
4. 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 installed in worm gear case (9), and pass through front bearing retainer (4) and rear axle respectively
Lid (8) is held to be sealed.
5. according to the adjustable numerical control rotating platform of gap of worm described in claim 4, it is characterised in that：In the rear bearing
Cover between (8) and worm screw installation bearing (5), bearing gland (7) is set.
6. the adjustable numerical control rotating platform of gap of worm described in accordance with the claim 1, it is characterised in that：Described to neutrality
Column bottom plate locating shaft (14) is set on column base plate (13), and the column bottom plate locating shaft (14) is by taper and to central post
Taper hole on bottom plate (13) coordinates.
7. 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.
8. 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 |
|---|---|---|---|
| CN201711412904.5A CN108000175A (en) | 2017-12-24 | 2017-12-24 | A kind of adjustable numerical control rotating platform of gap of worm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711412904.5A CN108000175A (en) | 2017-12-24 | 2017-12-24 | A kind of adjustable numerical control rotating platform of gap of worm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108000175A true CN108000175A (en) | 2018-05-08 |
Family
ID=62060959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711412904.5A Pending CN108000175A (en) | 2017-12-24 | 2017-12-24 | A kind of adjustable numerical control rotating platform of gap of worm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108000175A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6004040A (en) * | 1998-08-06 | 1999-12-21 | Temper Corporation | Bearing assembly adjustment gaging system |
| US6089286A (en) * | 1999-02-16 | 2000-07-18 | Liao; Juei-Seng | Portable wood planing machine with mechanisms for locking and adjusting a carriage |
| CN204726501U (en) * | 2015-03-12 | 2015-10-28 | 上海通用汽车有限公司 | Electric boosting steering system |
| CN105020381A (en) * | 2015-07-30 | 2015-11-04 | 湖南同晟精传技术有限公司 | Harmonic reducer with function of eliminating or decreasing clearance between gears through automatic compensation |
| CN107416015A (en) * | 2017-04-28 | 2017-12-01 | 重庆长安汽车股份有限公司 | A kind of gap of worm dynamic collocation structure |
-
2017
- 2017-12-24 CN CN201711412904.5A patent/CN108000175A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6004040A (en) * | 1998-08-06 | 1999-12-21 | Temper Corporation | Bearing assembly adjustment gaging system |
| US6089286A (en) * | 1999-02-16 | 2000-07-18 | Liao; Juei-Seng | Portable wood planing machine with mechanisms for locking and adjusting a carriage |
| CN204726501U (en) * | 2015-03-12 | 2015-10-28 | 上海通用汽车有限公司 | Electric boosting steering system |
| CN105020381A (en) * | 2015-07-30 | 2015-11-04 | 湖南同晟精传技术有限公司 | Harmonic reducer with function of eliminating or decreasing clearance between gears through automatic compensation |
| CN107416015A (en) * | 2017-04-28 | 2017-12-01 | 重庆长安汽车股份有限公司 | A kind of gap of worm dynamic collocation structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180508 |