CN208237350U - Hollow rotating platform - Google Patents
Hollow rotating platform Download PDFInfo
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- CN208237350U CN208237350U CN201820142654.1U CN201820142654U CN208237350U CN 208237350 U CN208237350 U CN 208237350U CN 201820142654 U CN201820142654 U CN 201820142654U CN 208237350 U CN208237350 U CN 208237350U
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- fixation hole
- screw fixation
- connecting flange
- roller screw
- roller
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Abstract
The utility model discloses a kind of hollow rotating platforms, it include: cabinet, connecting flange and counter flange, cabinet includes a base platform, one crossed roller bearing is installed in base platform, crossed roller bearing is mounted in base platform and upwardly extends to form an eccentric shape boss, connecting flange locks the lower section for being mounted on base platform side, and counter flange locks the lower section for being mounted on connecting flange, and an input shaft is equipped in the accommodating space inside connecting flange and counter flange and realizes power transmitting.Through the above way, the utility model hollow rotating platform integrates high working efficiency, high-precision, high rigidity and high performance-price ratio, guarantee that hollow platform has outstanding running accuracy, it can bear the directive load of the institute such as radial load, axial load and moment load, by micromatic setting adjust internal gear center away from, so as to adjust gear backlash, processing and manufacturing cost is greatly lowered.
Description
Technical field
The utility model relates to technical field of automation equipment, more particularly to a kind of hollow rotating platform.
Background technique
Hollow rotating platform be mainly used for digital-controlled scaling unit, manipulator joint, lathe the 4th process axis, military project radar and
A variety of rotary motion occasions such as automatic production line, may replace direct-driving motor and Cam splitter, collect high working efficiency, height
Precision, high rigidity and high performance-price ratio, are the revolutionary products in rotational motion mechanism, obtain balance therebetween,
Repetitive positioning accuracy≤5 second, motor are easily prepared, and carrying is steady, and AC servo motor or stepper motor can be cooperated to do any angle
Segmentation, both can satisfy the numerical digit control that divider is unable to reach, and positioning accuracy can match in excellence or beauty DD motor again, can be greatly lowered into
This.
In the prior art, the load bearing capacity of hollow rotating platform is restricted, and is generally only capable of bearing unidirectional load
On the one hand lotus increases processing and manufacturing cost simultaneously because there are gaps for the engagement of internal gear, on the other hand result in rotation
Precision is restricted.
Utility model content
The utility model collects high working efficiency, high-precision mainly solving the technical problems that provide a kind of hollow rotating platform
Degree, high rigidity and high performance-price ratio, guarantee that hollow platform has outstanding running accuracy, can bear radial load, axial direction
The directive load of the institute such as load and moment load adjusts the center of internal gear away from so as to adjust tooth by micromatic setting
Back lash is taken turns, processing and manufacturing cost is greatly lowered.
In order to solve the above technical problems, the technical solution that the utility model uses is: it is flat to provide a kind of hollow rotating
Platform, comprising:
One cabinet, cabinet include a base platform, are equipped with a crossed roller bearing, crossed roller bearing in base platform
It is mounted in base platform and upwardly extends to form an eccentric shape boss,
One connecting flange, connecting flange lock the lower section for being mounted on base platform side,
One counter flange, counter flange lock the lower section for being mounted on connecting flange,
One input shaft is installed in the accommodating space inside connecting flange and counter flange and realizes power transmitting, counter flange
Bottom centre be also equipped with clamping folder input shaft is fixed.
In one preferred embodiment of the utility model, peace inside the accommodating space of the eccentric shape boss of crossed roller bearing
Equipped with an outer gear ring, an also fixed oil sealing in outer gear ring.
In one preferred embodiment of the utility model, crossed roller bearing includes interval holding frame and the row of being mutually perpendicular to
The cylindrical roller being listed on interval holding frame.
In one preferred embodiment of the utility model, the bottom surface of base platform is circumferentially uniformly distributed, and there are six the first roller screws
Fixation hole, is circumferentially evenly equipped with six the second roller screw fixation holes on the end face of outer gear ring, end face last week of crossed roller bearing
To uniformly distributed there are six third roller screw fixation hole, the first roller screw fixation hole, the second roller screw fixation hole and third are round
The mutual cooperation of column screw fixed hole is correspondingly arranged,
First hexagon socket head cap screw sequentially passes through the first roller screw fixation hole, the second roller screw fixation hole and third
Outer gear ring and crossed roller bearing are locked in the base platform of cabinet by roller screw fixation hole.
The 4th roller screw is equipped in one preferred embodiment of the utility model, at four ends angle of connecting flange to fix
Hole is equipped with the 5th roller screw fixation hole, the 4th roller screw fixation hole and the 5th cylinder spiral shell at four ends angle of counter flange
Nail fixation hole mutual cooperation is correspondingly arranged,
Second hexagon socket head cap screw passes through the 4th roller screw fixation hole and the 5th roller screw fixation hole for connection method
Together with orchid is locked with counter flange.
In one preferred embodiment of the utility model, also installed in the accommodating space inside connecting flange and counter flange
There are two bearings to realize the fixed bearing to input shaft.
In one preferred embodiment of the utility model, one end that input shaft upwardly extends has a driving gear, has
The accommodating space that the input shaft of driving gear passes through inside connecting flange and counter flange engages connection with outer gear ring.
In one preferred embodiment of the utility model, the side of bottom of box plate is additionally provided with a fine tuning structure, fine tuning
Structure pushes input shaft to move upwards to adjust the back lash between driving gear and outer gear ring.
In one preferred embodiment of the utility model, fine tuning structure include be connected to base platform side interior hexagonal it is flat
Holding screw is held,
Pointless screw fixation hole is offered on the side end face of bottom of box plate, pointless screw fixation hole is set in the horizontal direction
It sets, interior hexagonal flush end holding screw is mounted on inside pointless screw fixation hole the center adjusted between outer gear ring and driving gear
Away from.
In one preferred embodiment of the utility model, interior hexagonal flush end holding screw, interior hexagonal flush end clamp screw are rotated
Nail pushes connecting flange and input shaft integrally to advance, and outer gear ring and driving gear are real under the adjustment of interior hexagonal flush end holding screw
Existing zero clearance engagement.
The beneficial effects of the utility model are: the high working efficiency of the utility model hollow rotating platform collection, high-precision, Gao Gang
Property and high performance-price ratio, guarantee hollow platform have outstanding running accuracy, can bear radial load, axial load and
The directive load of the institute such as moment load adjusts the center of internal gear away from so as to adjust between gear engagement by micromatic setting
Processing and manufacturing cost is greatly lowered in gap.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings, in which:
Fig. 1 is the explosive view of one preferred embodiment of hollow rotating platform of the utility model；
Fig. 2 is the installation diagram of one preferred embodiment of hollow rotating platform of the utility model；
Fig. 3 is the cross-sectional view of Fig. 2；
Fig. 4 is the partial enlarged view of A in Fig. 3；
Fig. 5 is the structural schematic diagram of crossed roller bearing in the hollow rotating platform of the utility model；
Fig. 6 is crossed roller bearing schematic diagram of internal structure in the hollow rotating platform of the utility model；
The components in the drawings are labeled as follows: 1, cabinet, 101, base platform, the 103, first roller screw fixation hole,
104, pointless screw fixation hole, the 2, first hexagon socket head cap screw, 3, outer gear ring, the 301, second roller screw fixation hole, 4, friendship
Fork roller bearing, 401, interval holding frame, 402, cylindrical roller, 403, third roller screw fixation hole, 404, eccentric shape boss,
5, oil sealing, 6, interior hexagonal flush end holding screw, 7, clamping folder, 8, hexagon socket cap head screw, 9, counter flange, the 901, the 5th circle
Column screw fixed hole, 10, bearing, 11, input shaft, 1101, driving gear, 12, connecting flange, the 1201, the 4th roller screw are solid
Determine hole.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model
Example, all other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Fig. 1 to Fig. 6 is please referred to, the utility model embodiment includes:
A kind of hollow rotating platform, including cabinet 1, connecting flange 12 and counter flange 9, cabinet 1 include a base platform
101, connecting flange 12 locks the lower section for being mounted on 101 side of base platform, and the locking of counter flange 9 is mounted on connecting flange 12
Lower section.
One crossed roller bearing 4 is installed, crossed roller bearing 4 is mounted in base platform 101 simultaneously in base platform 101
It upwardly extends to form an eccentric shape boss 404.
One outer gear ring 3 is installed on crossed roller bearing 4, specifically, outer gear ring 3 is placed in the inclined of crossed roller bearing 4
Inside the accommodating space of heart shaped boss 404, an also fixed oil sealing 5 in outer gear ring 3.
The bottom surface of base platform 101 is circumferentially uniformly distributed there are six the first roller screw fixation hole 103, on the end face of outer gear ring 3
It is circumferential uniformly distributed there are six the second roller screw fixation hole 301, be circumferentially evenly equipped with six thirds circles on the end face of crossed roller bearing 4
Column screw fixed hole 403, the first roller screw fixation hole 103, the second roller screw fixation hole 301 and third roller screw are fixed
Hole 403 cooperates and is correspondingly arranged.
First hexagon socket head cap screw 2 sequentially passes through the first roller screw fixation hole 103, the second roller screw fixation hole
301 and third roller screw fixation hole 403 outer gear ring 3 and crossed roller bearing 4 are locked at 101 in the base platform of cabinet 1.
Above-mentioned crossed roller bearing 4 includes interval holding frame 401 and is arranged perpendicularly on interval holding frame 401
Cylindrical roller 402, cylindrical roller 402 are arranged mutual vertically by interval holding frame 401, and crossed roller bearing 4 can be held
By the directive load of the institute such as radial load, axial load and moment load, further ensuring hollow platform has remarkably
Running accuracy.
The size of inner ring and outer ring is minimally minimized in crossed roller bearing 4, such as especially very thin pattern, especially
Very thin pattern is close to the miniature dimensions of the limit, and has high rigidity, and so end face can not only be born biggish
Load can also bear biggish axially and radially load.
The 4th roller screw fixation hole 1201, four ends angle of counter flange 9 are equipped at four ends angle of connecting flange 12
Place is equipped with the 5th roller screw fixation hole 901, and the 4th roller screw fixation hole 1201 and the 5th roller screw fixation hole 901 are mutually
Cooperation is correspondingly arranged.
Second hexagon socket head cap screw 8 passes through the 4th roller screw fixation hole 1201 and the 5th roller screw fixation hole 901
Together with connecting flange 12 is locked with counter flange 9.
One input shaft 11 is installed in the accommodating space inside connecting flange 12 and counter flange 9 and realizes power transmitting, even
Two realizations of bearings 10 are also equipped in accommodating space inside acting flange 12 and counter flange 9 to the fixed branch of input shaft 11
It holds, the bottom centre of counter flange 9 is equipped with clamping 7 pairs of input shafts 11 of folder and is fixed.
One end that input shaft 11 upwardly extends has a driving gear 1101, and the input shaft 11 with driving gear 1101 is worn
The accommodating space crossed inside connecting flange 12 and counter flange 9 engages connection with outer gear ring 3.
Further, it is additionally provided with a fine tuning structure in the side of 1 base platform of cabinet, fine tuning structure is by pushing input shaft
11 move upwards to adjust the back lash between driving gear 1101 and outer gear ring 3, so that the engagement of gear reaches zero clearance,
To which the cost of processing and manufacturing be greatly lowered.
Specifically, fine tuning structure includes the interior hexagonal flush end holding screw 2 for being connected to 101 side of base platform, in cabinet 1
Pointless screw fixation hole 104 is offered on the side end face of base platform 101, pointless screw fixation hole 104 is horizontally disposed,
Interior hexagonal flush end holding screw 2, which is mounted on inside pointless screw fixation hole 104, to be adjusted between outer gear ring 3 and driving gear 1101
Center away from.
Hexagonal flush end holding screw 2 in rotating, interior hexagonal flush end holding screw 2 pushes connection method at 1 side end face of cabinet
Orchid 12 and the whole advance of input shaft 11, while also marching forward with the driving gear 1101 on driven input shaft 11, driving gear 1101
It is close with the outer gear ring 3 inside cabinet 1, realize to outer gear ring 3 and driving gear 1101 between the two center away from adjustment, thus
Shorten the center of input shaft 11 and outer gear ring 3 away from and then guaranteeing outer gear ring 3 and driving gear 1101 in interior hexagonal flush end clamp screw
Zero clearance engagement is realized under the adjustment of nail 2, significantly reduces processing and manufacturing cost.
The beneficial effect of the utility model hollow rotating platform is:
Integrate high working efficiency, high-precision, high rigidity and high performance-price ratio；
Using crossed roller bearing, guarantee that hollow platform has outstanding running accuracy, radial load can be born, axially born
The directive load of the institute such as lotus and moment load；
Side increases micromatic setting, to adjust the center of two gears away from so as to adjust gear backlash, significantly
Reduce processing and manufacturing cost.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass, is also included in the patent protection scope of the utility model.
Claims (7)
1. a kind of hollow rotating platform characterized by comprising
One cabinet, cabinet include a base platform, and a crossed roller bearing, crossed roller bearing installation are equipped in base platform
In base platform and upwardly extend to form an eccentric shape boss,
One connecting flange, connecting flange lock the lower section for being mounted on base platform side,
One counter flange, counter flange lock the lower section for being mounted on connecting flange,
One input shaft is installed in the accommodating space inside connecting flange and counter flange and realizes power transmitting, the bottom of counter flange
Portion center is also equipped with clamping folder and input shaft is fixed.
2. hollow rotating platform according to claim 1, which is characterized in that the appearance of the eccentric shape boss of crossed roller bearing
It sets space interior and one outer gear ring, an also fixed oil sealing in outer gear ring is installed.
3. hollow rotating platform according to claim 2, which is characterized in that crossed roller bearing include interval holding frame with
And the cylindrical roller on interval holding frame is arranged perpendicularly.
4. hollow rotating platform according to claim 1, which is characterized in that there are six the bottom surface of base platform is circumferentially uniformly distributed
First roller screw fixation hole is circumferentially evenly equipped with six the second roller screw fixation holes, crossed roller axis on the end face of outer gear ring
Six third roller screw fixation holes are circumferentially evenly equipped on the end face held, the first roller screw fixation hole, the second roller screw are solid
Determine hole and the mutual cooperation of third roller screw fixation hole be correspondingly arranged,
First hexagon socket head cap screw sequentially passes through the first roller screw fixation hole, the second roller screw fixation hole and third cylinder
Outer gear ring and crossed roller bearing are locked in the base platform of cabinet by screw fixed hole.
5. hollow rotating platform according to claim 1, which is characterized in that be equipped with the 4th at four ends angle of connecting flange
Roller screw fixation hole is equipped with the 5th roller screw fixation hole, the 4th roller screw fixation hole at four ends angle of counter flange
It is correspondingly arranged with the mutual cooperation of the 5th roller screw fixation hole,
Second hexagon socket head cap screw pass through the 4th roller screw fixation hole and the 5th roller screw fixation hole by connecting flange and
Counter flange is locked together.
6. hollow rotating platform according to claim 2, which is characterized in that the accommodating inside connecting flange and counter flange
Two bearings realizations are also equipped in space to the fixed bearing of input shaft.
7. hollow rotating platform according to claim 6, which is characterized in that one end that input shaft upwardly extends has a master
Moving gear, the accommodating space that the input shaft with driving gear passes through inside connecting flange and counter flange engage company with outer gear ring
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820142654.1U CN208237350U (en) | 2018-01-29 | 2018-01-29 | Hollow rotating platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820142654.1U CN208237350U (en) | 2018-01-29 | 2018-01-29 | Hollow rotating platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208237350U true CN208237350U (en) | 2018-12-14 |
Family
ID=64579145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820142654.1U Active CN208237350U (en) | 2018-01-29 | 2018-01-29 | Hollow rotating platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208237350U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108253244A (en) * | 2018-01-29 | 2018-07-06 | 无锡市恒翼通机械有限公司 | Hollow rotating platform |
| CN110686046A (en) * | 2019-09-12 | 2020-01-14 | 无锡市恒翼通机械有限公司 | Output end structure of servo rotary hollow platform |
| CN110686045A (en) * | 2019-09-12 | 2020-01-14 | 无锡市恒翼通机械有限公司 | Servo rotary hollow platform |
-
2018
- 2018-01-29 CN CN201820142654.1U patent/CN208237350U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108253244A (en) * | 2018-01-29 | 2018-07-06 | 无锡市恒翼通机械有限公司 | Hollow rotating platform |
| CN110686046A (en) * | 2019-09-12 | 2020-01-14 | 无锡市恒翼通机械有限公司 | Output end structure of servo rotary hollow platform |
| CN110686045A (en) * | 2019-09-12 | 2020-01-14 | 无锡市恒翼通机械有限公司 | Servo rotary hollow platform |
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