CN210461583U - Precise double-shaft transmission device - Google Patents
Precise double-shaft transmission device Download PDFInfo
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- CN210461583U CN210461583U CN201921079062.0U CN201921079062U CN210461583U CN 210461583 U CN210461583 U CN 210461583U CN 201921079062 U CN201921079062 U CN 201921079062U CN 210461583 U CN210461583 U CN 210461583U
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Abstract
A precise double-shaft transmission device. The main worm gear that solves among present heliostat transmission structure directly sets up in the box, leads to the box space narrow and small like this, the installation of unfavorable all the other spare parts, and on the other hand installation is also more troublesome problem. The method is characterized in that: the outer wall of the box body is detachably connected with a fixing frame (4), a first power source and a second transmission mechanism are arranged in the fixing frame, and the first power source conveys power to the first transmission mechanism through the second transmission mechanism. The utility model provides an accurate biax transmission, its first power supply and second drive mechanism have all been saved the installation space in the box in locating the mounting bracket, make the apolegamy of box inner part have more selection, are convenient for install moreover.
Description
Technical Field
The utility model relates to a high-accuracy transmission equipment field, concretely relates to accurate biax transmission.
Background
In the field of solar power generation, because the tiny shaking of a heliostat can cause the great deviation of reflected light, high requirements are provided for the return difference and rigidity of an output shaft of a transmission device, the existing photo-thermal power generation tracking basically adopts a hydraulic transmission mode, the structure is complex, the size is large, additional equipment is more, the failure rate is high, the maintenance is difficult, and the severe field environment provides severe tests for the precision of the transmission device and the service life of a transmission component.
Chinese patent publication No. CN104358839A discloses a biaxial-positioning first transmission mechanism, in which a worm gear is directly disposed in a box, which results in a small space in the box, and is not favorable for mounting other parts, and on the other hand, the mounting is troublesome.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of background art, the utility model provides an accurate biax transmission mainly solves its worm gear among the present heliostat transmission structure and directly sets up in the box, leads to the box inner space narrow and small like this, the installation of unfavorable all the other spare parts, and on the other hand installation is also more troublesome problem.
The utility model adopts the technical proposal that:
the utility model provides a precision double-shaft transmission device, includes the base, be equipped with the level on the base and rotate the case, the level rotates the case and is equipped with and follows the case pivoted support is rotated to the level, be equipped with the perpendicular case that rotates on the support, the incasement is equipped with first drive mechanism rotates perpendicularly, the perpendicular case outer wall that rotates can dismantle and be connected with the mount, the mount outer wall is equipped with first power supply and second drive mechanism, first power supply pass through second drive mechanism carry power in on the first drive mechanism.
The first power source is a band-type brake motor.
The first transmission mechanism comprises a middle eccentric shaft, a curve wheel and an inner gear ring, the middle eccentric shaft is connected with the curve wheel through a first bearing, a plurality of pin shafts are arranged between the curve wheel and the inner gear ring, and the curve wheel outputs torque through the pin shafts.
Tapered roller bearings are arranged on two sides of the pin shaft.
The band-type brake motor is connected with the planetary reducer, the planetary reducer comprises an output shaft, and the output shaft is connected with the middle eccentric shaft in a linkage mode.
Tapered roller bearings are arranged on two sides of the pin shaft.
The vertical rotating box comprises a planet carrier, and the planet carrier is connected with the fixing frame.
The planetary reducer is connected with the fixing frame through screws.
The horizontal rotating box is driven by a second power source to rotate, and the second power source is a band-type brake motor.
The band-type brake motor is pre-buried in the steel pipe.
The utility model has the advantages that: the utility model provides an accurate biax transmission, its power supply and drive mechanism who rotates the case perpendicularly locate outside the box, have saved the space in the box, make the apolegamy of box inner part have more selection, are convenient for install moreover.
Drawings
Fig. 1 is a schematic cross-sectional view of an embodiment of the present invention.
Fig. 2 is a schematic partial sectional view of an embodiment of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings: as shown in the figure, a precise double-shaft transmission device comprises a base 11, a horizontal rotating box 3 is arranged on the base, the horizontal rotating box is provided with a support 12, the horizontal rotating box rotates, the support is provided with a vertical rotating box 2, a first transmission mechanism is arranged in the vertical rotating box, the outer wall of the vertical rotating box is detachably connected with a fixing frame 4, the outer wall of the fixing frame is provided with a first power source and a second transmission mechanism, and the first power source conveys power through the second transmission mechanism on the first transmission mechanism.
The second transmission mechanism can be a worm gear transmission mechanism or a speed reduction transmission mechanism and the like, the motor transmits power to the first transmission mechanism through the second transmission mechanism to achieve output, the first transmission mechanism is the prior art, as one of the alternatives, the technology with the publication number of CN104358839A can be adopted, after the first power source and the second transmission mechanism are arranged outside, the installation mechanism in the box body can be released, and the shaft measurement at two sides of the pin shaft can be replaced by heavy tapered roller bearings to increase the bearing capacity.
In this embodiment, as shown in the figure, the first power source is a brake motor. The servo power-off brake motor is locked after power off, so that equipment damage caused by accidental power off is prevented.
In the present embodiment, as shown in the figure, the first transmission mechanism includes an intermediate eccentric shaft 41, a curve wheel 43 and an inner gear ring 44, the intermediate eccentric shaft is connected with the curve wheel 43 through a first bearing 42, a plurality of pin shafts 45 are respectively arranged between the curve wheel and the inner gear ring, and the curve wheel outputs torque through the pin shafts.
In this embodiment, tapered roller bearings 48 are provided on both sides of the pin shaft, as shown.
In the present embodiment, as shown in the figure, the band-type brake motor is connected with a planetary reducer 40, and the planetary reducer comprises an output shaft 403 which is in linkage connection with the intermediate eccentric shaft 41. The output shaft and the intermediate eccentric shaft can be connected through a coupling or directly connected, and can transmit torque through key transmission.
In this embodiment, tapered roller bearings 48 are provided on both sides of the pin shaft, as shown. The tapered roller is in line contact with the raceway, and the radial load capacity is high. The bearing is suitable for bearing heavy load and impact load and is also suitable for high-speed rotation.
In the present embodiment, as shown in the figure, the vertical rotation box includes a planet carrier 21, and the fixing frame 4 is connected to the planet carrier.
In the present embodiment, as shown in the drawings, the planetary reducer 40 is connected to the fixing frame by screws.
In this embodiment, as shown in the figure, the horizontal rotating box 3 is driven by a second power source 51, which is a band-type brake motor.
In this embodiment, as shown in the figure, the band-type brake motor is pre-embedded in the steel pipe. The steel pipe used for installing the band-type brake motor is arranged on a construction site, so that the motor cannot be exposed.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The embodiments described with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. The examples should not be construed as limiting the present invention, but any modifications made based on the spirit of the present invention should be within the scope of the present invention.
Claims (10)
1. The utility model provides a precision double-shaft transmission device, includes base (11), be equipped with horizontal rotation case (3) on the base, the horizontal rotation case is equipped with along horizontal rotation case pivoted support (12), be equipped with on the support and rotate case (2) perpendicularly, the incasement is equipped with first drive mechanism, its characterized in that perpendicularly rotates: the outer wall of the vertical rotating box is detachably connected with a fixing frame (4), the outer wall of the fixing frame is provided with a first power source and a second transmission mechanism, and the first power source conveys power to the first transmission mechanism through the second transmission mechanism.
2. A precision twin-shaft transmission according to claim 1, characterised in that: the first power source is a band-type brake motor.
3. A precision twin-shaft transmission according to claim 2, characterised in that: the first transmission mechanism comprises a middle eccentric shaft (41), a curve wheel (43) and an inner gear ring (44), the middle eccentric shaft is connected with the curve wheel (43) through a first bearing (42), a plurality of pin shafts (45) are arranged between the curve wheel and the inner gear ring, and the curve wheel outputs torque through the pin shafts.
4. A precision twin-shaft transmission according to claim 3, characterised in that: tapered roller bearings (48) are arranged on two sides of the pin shaft.
5. A precision twin-shaft transmission according to claim 4, characterised in that: the band-type brake motor is connected with a planetary reducer (40), the planetary reducer comprises an output shaft (403), and the output shaft is connected with the middle eccentric shaft (41) in a linkage mode.
6. A precision twin-shaft transmission according to claim 5, wherein: tapered roller bearings (48) are arranged on two sides of the pin shaft.
7. A precision twin-shaft transmission according to claim 6, characterised in that: the vertical rotating box comprises a planet carrier (21), and the planet carrier is connected with the fixing frame (4).
8. A precision twin-shaft transmission according to claim 7, wherein: the planetary reducer (40) is connected with the fixed frame through screws.
9. A precision twin-shaft transmission according to claim 1, characterised in that: the horizontal rotating box (3) is driven to rotate by a second power source (51), and the second power source is a band-type brake motor.
10. A precision twin-shaft transmission according to claim 9, wherein: the band-type brake motor is pre-buried in the steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921079062.0U CN210461583U (en) | 2019-07-11 | 2019-07-11 | Precise double-shaft transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921079062.0U CN210461583U (en) | 2019-07-11 | 2019-07-11 | Precise double-shaft transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210461583U true CN210461583U (en) | 2020-05-05 |
Family
ID=70445530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921079062.0U Active CN210461583U (en) | 2019-07-11 | 2019-07-11 | Precise double-shaft transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210461583U (en) |
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2019
- 2019-07-11 CN CN201921079062.0U patent/CN210461583U/en active Active
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