CN202647128U - Rotary positioning platform - Google Patents
Rotary positioning platform Download PDFInfo
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- CN202647128U CN202647128U CN 201220151743 CN201220151743U CN202647128U CN 202647128 U CN202647128 U CN 202647128U CN 201220151743 CN201220151743 CN 201220151743 CN 201220151743 U CN201220151743 U CN 201220151743U CN 202647128 U CN202647128 U CN 202647128U
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- rotation
- absolute encoder
- platform
- rotation positioning
- interior axle
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- 238000000034 method Methods 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 abstract 2
- 238000003754 machining Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 3
- 230000004807 localization Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of a machinery structure and provides a rotary positioning platform. The rotary positioning platform comprises a rotary positioning disc, a rolling needle bearing, a driven fluted disc, a driving fluted disc, a stepping motor and a rotary platform rack, wherein the stepping motor is linked with the driving fluted disc; the driving fluted disc and the driven fluted disc are connected in an inner cavity of the rotary platform rack in an engaging manner; the driving fluted disc is sleeved on an inner shaft chassis of the rotary platform rack; and the driven fluted disc drives the rotary positioning disc through the rolling needle bearing, so as to drive the steeping motor to drive the rotary positioning disc. The utility model provides the rotary positioning platform which has the advantages of simple structure, convenience for machining, lower cost and reliable performance.
Description
Technical field
The Design of Mechanical Structure field of the utility model moving platform specifically refers to a kind of rotation positioning platform.
Background technique
Fast development along with the industrial equipment technology, various industrial equipment component have been widely used in the every aspect of industrial facility, rotation platform is one of basic components indispensable in the middle of the mechanical industry equipment, in many machinery application processes, rotation platform is realized equipment automatization with its high speed, accuracy, in calibration positioning operation, swivel feeding device, the operation of mechanism hand spiral arm the performance important, have in the market multiple rotation platform, but have following situation:
1, because the long-term operation of rotation platform, part turbine and worm type rotation platform is affected by long-term work, wearing and tearing occur easily and can't satisfy required precision, and size is larger, can't satisfy the comparatively harsh nonstandard place of reply size requirements of installation space, this device need to add spacing or position detecting device satisfies location requirement, and because the complexity of structure is not easy to maintenance and replacing;
2, cylinder and hydraulic rotation platform are applicable to moment is required larger, and equipment is installed this type device can only satisfy fixing stroke, demand that can't satisfying the market, and the overall weight of this structure influence equipment is larger, is not easy to the carrying operation of mini-plant.
The model utility content
For solving existing product in shortcoming and the deficiencies such as restriction of part-structure and field of employment, the purpose of this utility model is: a kind of rotation positioning platform is provided, and it can be realized small volume, be satisfied with the location of arbitrary position.
In order to achieve the above object, the utility model adopts following technological scheme: this rotation positioning platform, comprise rotation positioning disk, needle bearing, driven fluted disc, driving gear disc, stepper motor, rotation platform frame, described stepper motor interlock driving gear disc, driving gear disc and driven fluted disc are connected with a joggle at rotation platform frame inner chamber, and driving gear disc is sleeved on the interior axle chassis of rotation platform frame; Driven fluted disc passes through needle bearing driven rotary positioning disk, thereby makes Driving Stepping Motor driven rotary positioning disk.
In order to realize better the utility model, realize hi-Fix, described rotation positioning platform also includes the absolute encoder assembly, described absolute encoder assembly comprises linkage piece, absolute encoder, interior axle positioning block, the circular cone ball bearing, described circular cone ball bearing is installed in described rotation positioning disk inner chamber, interior axle positioning block is fixedly mounted on circular cone ball bearing inner ring, absolute encoder is fixedly mounted on interior axle positioning block inner chamber, and absolute encoder main shaft upper end is fixedly connected with the center of described linkage piece, the center socket on absolute encoder main shaft lower end and described interior axle chassis; Described linkage piece is inlaid in the upper-end surface of described rotation positioning disk.Wherein rotating part is followed successively by: stepper motor, driving gear disc, driven fluted disc, rotation positioning disk, linkage piece, banking stop, absolute encoder axle head; Localization part is followed successively by: built-in chassis, rotation platform frame, interior axle positioning block, absolute encoder seat end.
Further, in order to protect absolute encoder, described rotation positioning platform also comprises the absolute encoder limit stoper, described absolute encoder limit stoper comprises: be installed in the magnet of the lower end surface of described driven fluted disc, and be installed in lower end surface, interior axle chassis and with the corresponding magnetic switch of described magnet positions; Described magnetic switch, stepper motor are connected with the external controller signals of described rotation positioning platform respectively; when driven tooth disc spins process; when magnet and magnetic switch close contact; magnetic switch can trigger stop signal; by the external controller control of rotation positioning platform; make stepper motor out of service, the protection encoder.
In order to protect better motor; described rotation positioning platform also comprises rotary positioning apparatus; described rotary positioning apparatus comprises: the position-limited nail that is installed in the linkage piece lower end surface; and fixedly sleeved on absolute encoder and the banking stop that is fixedly connected with interior axle positioning block upper-end surface, described banking stop is provided with circumferential flange.
Described banking stop is provided with circumferential flange, and when described rotation positioning disk drove the linkage piece rotation, the radian that described position-limited nail is walked around along described banking stop circumferential flange both sides was 0-270 °.When the rotation of rotation positioning disk, produce position pulse thereby drive absolute encoder; , there is spacing relation with banking stop, play the protection driving gear disc.
Compared with prior art, the utlity model has following advantage and effect: the utility model be a kind of simple in structure, easy to process, cost is comparatively cheap, the rotary positioning apparatus of reliable performance.
1, uses parts to oversimplify, be convenient to Installation and Debugging;
2, easy for installation simple, easy to maintenance, because respective outer side edges is tight, realize the miniaturization of this rotation positioning platform simultaneously.
3, realize hi-Fix by absolute encoder, and comprise the rotary positioning apparatus of protecting motor and the limit stoper of protecting absolute encoder, safe and reliable, collect detection and localization and be protected in one;
4, the rotation positioning disk cooperates needle bearing and circular cone ball bearing, makes this rotation positioning platform radially reach axially dual stressedly, realize the maximized requirement of its moment, thereby it is small and exquisite to reach volume, can satisfy again the requirement of hi-Fix.
Description of drawings
Fig. 1 is the external structure schematic representation of a kind of rotation positioning platform of the utility model;
Fig. 2 is the cross section structure schematic representation of rotation positioning platform shown in Figure 1;
Fig. 3 is the decomposition texture schematic representation of rotation positioning platform shown in Figure 1;
Fig. 4 is the part assembling schematic representation of rotation positioning platform shown in Figure 1;
Fig. 5 is the structural representation of the absolute encoder limit stoper of rotation positioning platform shown in Figure 1;
Fig. 6 is the structural representation of the rotary positioning apparatus of rotation positioning platform shown in Figure 1.
Specific embodiments
For the ease of those skilled in the art's understanding, below in conjunction with specific embodiment and accompanying drawing the utility model structural principle is described in further detail:
Wherein: linkage piece (1), banking stop (2), absolute encoder (3), interior axle positioning block (4), circular cone ball bearing (5), rotation positioning disk (6), needle bearing (7), driven fluted disc (8), rotation platform frame (9), interior axle chassis (10), magnetic switch (11), driving gear disc (12), stepper motor (13), position-limited nail (14), magnet (15).
Shown in Fig. 1-4, this rotation positioning platform, comprise rotation positioning disk, needle bearing, driven fluted disc, driving gear disc, stepper motor, rotation platform frame, described stepper motor interlock driving gear disc, driving gear disc and driven fluted disc are connected with a joggle at rotation platform frame inner chamber, and driving gear disc is sleeved on the interior axle chassis of rotation platform frame; Driven fluted disc passes through needle bearing driven rotary positioning disk, thereby makes Driving Stepping Motor driven rotary positioning disk.
In order to realize hi-Fix, described rotation positioning platform also includes the absolute encoder assembly, described absolute encoder assembly comprises linkage piece, absolute encoder, interior axle positioning block, circular cone ball bearing, described circular cone ball bearing is installed in described rotation positioning disk inner chamber, interior axle positioning block is fixedly mounted on circular cone ball bearing inner ring, absolute encoder is fixedly mounted on interior axle positioning block inner chamber, and absolute encoder main shaft upper end is fixedly connected with the center of described linkage piece, the center socket on absolute encoder main shaft lower end and described interior axle chassis; Described linkage piece is inlaid in the upper-end surface of described rotation positioning disk.Wherein rotating part is followed successively by: stepper motor, driving gear disc, driven fluted disc, rotation positioning disk, linkage piece, banking stop, absolute encoder axle head; Localization part is followed successively by: built-in chassis, rotation platform frame, interior axle positioning block, absolute encoder seat end.
As shown in Figure 5, in order to protect absolute encoder, described rotation positioning platform also comprises the absolute encoder limit stoper, described absolute encoder limit stoper comprises: be installed in the magnet of the lower end surface of described driven fluted disc, and be installed in lower end surface, interior axle chassis and with the corresponding magnetic switch of described magnet positions; Described magnetic switch, stepper motor are connected with the external controller signals of described rotation positioning platform respectively; when driven tooth disc spins process; when magnet and magnetic switch close contact; magnetic switch can trigger stop signal; by the external controller control of rotation positioning platform; make stepper motor out of service, the protection encoder.
As shown in Figure 6; in order to protect better motor; described rotation positioning platform also comprises rotary positioning apparatus; described rotary positioning apparatus comprises: the position-limited nail that is installed in the linkage piece lower end surface; and fixedly sleeved on absolute encoder and the banking stop that is fixedly connected with interior axle positioning block upper-end surface, described banking stop is provided with circumferential flange.
Described banking stop is provided with circumferential flange, and when described rotation positioning disk drove the linkage piece rotation, the radian that described position-limited nail is walked around along described banking stop circumferential flange both sides was 0-270 °.When the rotation of rotation positioning disk, produce position pulse thereby drive absolute encoder; There is spacing relation with banking stop, plays the protection driving gear disc.
The above is better embodiment of the present utility model, in the situation that does not break away from the utility model design, carries out any apparent distortion and replacement, all belongs within the utility model protection domain.
Claims (5)
1. rotation positioning platform, it is characterized in that: comprise rotation positioning disk, needle bearing, driven fluted disc, driving gear disc, stepper motor, rotation platform frame, described stepper motor interlock driving gear disc, driving gear disc and driven fluted disc are connected with a joggle at rotation platform frame inner chamber, and driving gear disc is sleeved on the interior axle chassis of rotation platform frame; Driven fluted disc passes through needle bearing driven rotary positioning disk, thereby makes Driving Stepping Motor driven rotary positioning disk.
2. described a kind of rotation positioning platform according to claim 1, it is characterized in that: described rotation positioning platform also includes the absolute encoder assembly, described absolute encoder assembly comprises linkage piece, absolute encoder, interior axle positioning block, the circular cone ball bearing, described circular cone ball bearing is installed in described rotation positioning disk inner chamber, interior axle positioning block is fixedly mounted on circular cone ball bearing inner ring, absolute encoder is fixedly mounted on interior axle positioning block inner chamber, and absolute encoder main shaft upper end is fixedly connected with the center of described linkage piece, the center socket on absolute encoder main shaft lower end and described interior axle chassis; Described linkage piece is inlaid in the upper-end surface of described rotation positioning disk.
3. described a kind of rotation positioning platform according to claim 1 and 2, it is characterized in that: described rotation positioning platform also comprises the absolute encoder limit stoper, described absolute encoder limit stoper comprises: be installed in the magnet of the lower end surface of described driven fluted disc, and be installed in lower end surface, interior axle chassis and with the corresponding magnetic switch of described magnet positions; Described magnetic switch, stepper motor are connected with the external controller signals of described rotation positioning platform respectively; when driven tooth disc spins process; when magnet and magnetic switch close contact; magnetic switch can trigger stop signal; by the external controller control of rotation positioning platform; make stepper motor out of service, the protection encoder.
4. described a kind of rotation positioning platform according to claim 3, it is characterized in that: described rotation positioning platform also comprises rotary positioning apparatus, described rotary positioning apparatus comprises: the position-limited nail that is installed in the linkage piece lower end surface, and fixedly sleeved on absolute encoder and the banking stop that is fixedly connected with interior axle positioning block upper-end surface, described banking stop is provided with circumferential flange.
5. described a kind of rotation positioning platform according to claim 4, it is characterized in that: when described rotation positioning disk drove the linkage piece rotation, the radian that described position-limited nail is walked around along described banking stop circumferential flange both sides was 0-270 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220151743 CN202647128U (en) | 2012-04-11 | 2012-04-11 | Rotary positioning platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220151743 CN202647128U (en) | 2012-04-11 | 2012-04-11 | Rotary positioning platform |
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| Publication Number | Publication Date |
|---|---|
| CN202647128U true CN202647128U (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220151743 Expired - Fee Related CN202647128U (en) | 2012-04-11 | 2012-04-11 | Rotary positioning platform |
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| CN (1) | CN202647128U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058728A (en) * | 2018-06-04 | 2018-12-21 | 辽宁省交通规划设计院有限责任公司 | Industrial camera pedestal and Tunnel testing vehicle |
| CN110270966A (en) * | 2019-05-22 | 2019-09-24 | 成都微精控科技有限公司 | A kind of self-locking one-dimensional turntable of power down |
| CN110455480A (en) * | 2019-08-30 | 2019-11-15 | 天津大学 | A three-dimensional limit connector for three-dimensional laminated shear model box |
| CN110455481A (en) * | 2019-08-30 | 2019-11-15 | 天津大学 | A three-dimensional laminated shear model box |
| CN112664241A (en) * | 2021-01-21 | 2021-04-16 | 中铁工程装备集团(天津)有限公司 | Temporary segment conveying device and construction method |
| CN115815710A (en) * | 2022-11-24 | 2023-03-21 | 宜昌长机科技有限责任公司 | Flange gear milling fixture and operation method |
-
2012
- 2012-04-11 CN CN 201220151743 patent/CN202647128U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109058728A (en) * | 2018-06-04 | 2018-12-21 | 辽宁省交通规划设计院有限责任公司 | Industrial camera pedestal and Tunnel testing vehicle |
| CN109058728B (en) * | 2018-06-04 | 2024-01-19 | 辽宁省交通规划设计院有限责任公司 | Industrial camera base and tunnel detection vehicle |
| CN110270966A (en) * | 2019-05-22 | 2019-09-24 | 成都微精控科技有限公司 | A kind of self-locking one-dimensional turntable of power down |
| CN110455480A (en) * | 2019-08-30 | 2019-11-15 | 天津大学 | A three-dimensional limit connector for three-dimensional laminated shear model box |
| CN110455481A (en) * | 2019-08-30 | 2019-11-15 | 天津大学 | A three-dimensional laminated shear model box |
| CN110455481B (en) * | 2019-08-30 | 2024-02-23 | 天津大学 | Three-dimensional laminated shearing model box |
| CN112664241A (en) * | 2021-01-21 | 2021-04-16 | 中铁工程装备集团(天津)有限公司 | Temporary segment conveying device and construction method |
| CN115815710A (en) * | 2022-11-24 | 2023-03-21 | 宜昌长机科技有限责任公司 | Flange gear milling fixture and operation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20190411 |
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| CF01 | Termination of patent right due to non-payment of annual fee |