CN205076748U - Second grade lift slewer - Google Patents
Second grade lift slewer Download PDFInfo
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- CN205076748U CN205076748U CN201520822413.8U CN201520822413U CN205076748U CN 205076748 U CN205076748 U CN 205076748U CN 201520822413 U CN201520822413 U CN 201520822413U CN 205076748 U CN205076748 U CN 205076748U
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Abstract
The utility model relates to a second grade lift slewer, including the stand of taking linear guide, one -level mechanism, second grade mechanism and rotation mechanism, rotation mechanism includes the rotary teeth wheel set, the gear shaft, gear bush and gyration gear motor, one -level mechanism includes one -level lift gear motor, vice and the one -level lift pivoted lever of one -level screw nut, second grade mechanism includes second grade lift gear motor, vice and the second grade lift pivoted lever of second grade screw nut, second grade lift pivoted lever is located one -level lift pivoted lever, the rotary feather key of one -level lift pivoted lever inserts in the keyway of second grade lift pivoted lever. The utility model discloses a lift stroke increases, makes highly reducing of whole device to the pond house highly also can be corresponding reduce, the cost in whole device and pond house also reduces thereupon.
Description
Technical field
The utility model relates to a kind of underwater acoustic measurement device, especially a kind of two grade of ascend and descend turning gear.
Background technology
Anechoic tank, is the Experimental Establishment for simulating infinitely great marine environment, can underwater target detection, underwater sound signal acquisition and processing, target property, underwater acoustic communication, Underwater Imaging, the research of the aspects such as transducer base pin.
Noise elimination lift rotary device is the supporting critical facility of the anechoic tank, planned to build, for test product or test equipment are accurately navigated to appropriate location, waters, completes the measurement of underwater sound parameter.But when measuring, existing lift rotary device encounters that pond height of house is limited, underwater penetration requires a dark difficult problem.
Utility model content
The technical problems to be solved in the utility model overcomes existing defect, there is provided a kind of two grade of ascend and descend turning gear, lifting travel increases, and the height of whole device is reduced, thus the height in house, pond also can reduce accordingly, the cost in whole device and house, pond also reduces thereupon.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme:
A kind of two grade of ascend and descend turning gear of the utility model, comprise the column of band line slideway, one-level mechanism, secondary facility and swing type mechanism, swing type mechanism comprises rotary teeth wheel set, gear wheel shaft, gear bush and rotary decelerating motor, swiveling gear secondary case is located at the top of gear wheel shaft and is connected with rotary decelerating motor, and the outer wall of gear wheel shaft is arranged with gear bush; One-level mechanism comprises one-level lifting speed reduction motor, one-level screw pair and one-level lift rotary bar, one-level lifting speed reduction motor is arranged on the top of column and is connected with the end of line slideway, one end of one-level screw pair connects the centre of gear bush, other end sliding block joint line slideway, the top of one-level lift rotary bar is connected with the end of gear bush, and the end of one-level lift rotary bar is provided with revolution feather key; Secondary facility comprises two grade of ascend and descend reducing motor, secondary screw pair and two grade of ascend and descend pivoted lever, two grade of ascend and descend reducing motor to be arranged on above rotary teeth wheel set and to be connected with rotary teeth wheel set, the top of secondary screw pair is connected with gear the tip of the axis, on the outer wall of secondary screw pair, slip cap is provided with two grade of ascend and descend pivoted lever, and the end of two grade of ascend and descend pivoted lever is provided with keyway; Two grade of ascend and descend pivoted lever is positioned at one-level lift rotary bar, and the revolution feather key of one-level lift rotary bar inserts in the keyway of two grade of ascend and descend pivoted lever.
Further, one-level lift rotary bar and two grade of ascend and descend pivoted lever are cylinder type, the diameter of one-level lift rotary bar is greater than the diameter of two grade of ascend and descend pivoted lever, and the lifting of one-level lift rotary bar is total travel lifting, and the lifting of two grade of ascend and descend pivoted lever is partial journey lifting.
Further, be provided with spring in the revolution feather key of one-level lift rotary bar, the angle that the notch both sides of the keyway of two grade of ascend and descend pivoted lever are formed is 12 °.
Further, the top of two grade of ascend and descend reducing motor is provided with rotation electrical collector.
The beneficial effects of the utility model: one-level, second level stroke add up to total lifting travel, therefore, lifting travel increases, thus the height of whole device reduces, and the height in house, pond also can reduce accordingly, and the total cost in device and house, pond reduces; One-level stroke be fixed journey system by the spacing control of electrical equipment, secondary stroke be controlled stroke by servocontrol, thus control lifting distance precision and be less than ± 2mm; Because one-level lift rotary bar is thicker than two grade of ascend and descend pivoted lever, corresponding rigid is also larger, and one-level is total travel lifting, and secondary is part lifting, the rigidity of favourable like this raising integral elevating bar, the unbalance loading reducing test block causes the deflection of lift rotary bar; Be provided with spring in the revolution feather key of one-level lift rotary bar, with predetermincd tension, the angle that the notch both sides of the keyway of two grade of ascend and descend pivoted lever are formed is 12 °, does not form self-locking, thus control rotating accuracy and be less than ± 0.2 °; During revolution, two grade of ascend and descend reducing motor turns round together, considers that multi-turn revolution increases rotation electrical collector at its top, avoids the winding of electric wire.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of the revolution feather key of one-level lift rotary bar of the present utility model and the keyway of two grade of ascend and descend pivoted lever;
Fig. 3 be the utility model from initial position to one-level, secondary emersion position schematic diagram.
Detailed description of the invention
Embodiment cited by the utility model; just understand the utility model for helping; should not be construed as the restriction to the utility model protection domain; for those skilled in the art; under the prerequisite not departing from the utility model thought; can also improve the utility model and modify, these improve and modification also falls in the scope of the utility model claim protection.
As shown in Figure 1, a kind of two grade of ascend and descend turning gear, comprise the column 1 of band line slideway 11, one-level mechanism, secondary facility and swing type mechanism, swing type mechanism comprises rotary teeth wheel set 21, gear wheel shaft 22, gear bush 23 and rotary decelerating motor 24, rotary teeth wheel set 21 is sheathed on the top of gear wheel shaft 22 and is connected with rotary decelerating motor 24, the outer wall of gear wheel shaft 22 is arranged with gear bush 23; One-level mechanism comprises one-level lifting speed reduction motor 31, one-level screw pair 32 and one-level lift rotary bar 33, one-level lifting speed reduction motor 31 is arranged on the top of column 1 and is connected with the end of line slideway 11, one end of one-level screw pair 32 connects the centre of gear bush 23, other end sliding block joint line slideway 11, the top of one-level lift rotary bar 33 is connected with the end of gear bush 23, the end of one-level lift rotary bar 33 is provided with revolution feather key 331; Secondary facility comprises two grade of ascend and descend reducing motor 41, secondary screw pair 42 and two grade of ascend and descend pivoted lever 43, two grade of ascend and descend reducing motor 41 to be arranged on above rotary teeth wheel set 21 and to be connected with rotary teeth wheel set 21, the top of secondary screw pair 42 is connected with the end of gear wheel shaft 22, on the outer wall of secondary screw pair 42, slip cap is provided with two grade of ascend and descend pivoted lever 43, and the end of two grade of ascend and descend pivoted lever 43 is provided with keyway 431; Two grade of ascend and descend pivoted lever 43 is positioned at one-level lift rotary bar 33, and the revolution feather key 331 of one-level lift rotary bar 33 inserts in the keyway 431 of two grade of ascend and descend pivoted lever 43.One-level stroke is that fixed journey system is less than ± 2mm by electrical equipment spacing control lifting distance precision, secondary stroke is that controlled stroke is less than ± 2mm by servocontrol lifting distance precision, one-level, second level stroke add up to total lifting travel, therefore, lifting travel increases, thus the height of whole device reduces, the height in house, pond also can reduce accordingly, and the total cost in device and house, pond reduces.
One-level lift rotary bar 33 and two grade of ascend and descend pivoted lever 43 are cylinder type, the diameter of one-level lift rotary bar 33 is greater than the diameter of two grade of ascend and descend pivoted lever 43, the lifting of one-level lift rotary bar 33 is total travel lifting, and the lifting of two grade of ascend and descend pivoted lever 43 is partial journey lifting.Because one-level lift rotary bar 33 is thicker than two grade of ascend and descend pivoted lever 43, corresponding rigid is also larger, and one-level is total travel lifting, and secondary is partial journey lifting, the rigidity of favourable like this raising integral elevating bar, the unbalance loading reducing test block causes the deflection of lift rotary bar.
The top of two grade of ascend and descend reducing motor 41 is provided with rotation electrical collector 5.During revolution, two grade of ascend and descend reducing motor 41 turns round together, considers that multi-turn revolution increases rotation electrical collector 5 at its top, avoids the winding of electric wire.
As shown in Figure 2, be provided with spring 332 in the revolution feather key 331 of one-level lift rotary bar 33, the angle that the notch both sides of the keyway 431 of two grade of ascend and descend pivoted lever 43 are formed is 12 °.Because rotating accuracy error is mainly derived between two grade of ascend and descend pivoted lever 43 and one-level lift rotary bar 33, connection between them is by being arranged on the keyway 431 of revolution feather key 331 on one-level lift rotary bar 33 and two grade of ascend and descend pivoted lever 43, relative slip (displacement of two grade of ascend and descend pivoted lever 43 versus primary lift rotary bar 33) relation is also had between revolution feather key 331 and keyway 431, consider that above reason revolution feather key 331 and keyway 431 have just done the process of Fig. 3, keyway 431 with angle 12 ° can not form self-locking, revolution feather key 331 has the predetermincd tension of spring 332, thus control rotating accuracy be less than ± 0.2 °.
As shown in Figure 3, during use, device carries out one-level emersion from initial position, one-level lifting speed reduction motor 31 drives one-level screw pair 32 slide downward on the line slideway 11 of column 1, one-level lift rotary bar 33 is driven to rise from until the least significant end of line slideway 11, complete one-level lifting total travel, one-level lifting speed reduction motor 31 can also decelerate to can with swing type mechanism with the use of, straight-line motion is converted to gyroscopic movement by one-level screw pair 32 transmission, rotary decelerating motor 24 drives rotary teeth wheel set 21 to engage revolution, driven gear axle 22, gear bush 23 rotates, one-level lift rotary bar 33 is driven to turn round again, and led by the revolution feather key 331 of its end, rotary decelerating motor 24 also can decelerate to can with one-level mechanism with the use of, device carries out secondary emersion from one-level emersion position, two grade of ascend and descend reducing motor 41 drives two grade of ascend and descend pivoted lever 43 to rise from slide downward on secondary screw pair 42, can in the required measuring position of arrival, two grade of ascend and descend reducing motor 41 is slowed down with swing type mechanism with the use of, complete two grade of ascend and descend partial journey, straight-line motion is converted to gyroscopic movement by secondary screw pair 42 transmission, rotary decelerating motor 24 drives rotary teeth wheel set 21 to engage revolution, driven gear axle 22, gear bush 23 rotates, gear wheel shaft 22 drives two grade of ascend and descend pivoted lever 43 to turn round again, rotary decelerating motor 24 also can decelerate to can with secondary facility with the use of, one-level, second level stroke adds up to total lifting travel.
Claims (4)
1. a two grade of ascend and descend turning gear, comprise the column (1) of band line slideway (11), one-level mechanism, secondary facility and swing type mechanism, it is characterized in that: described swing type mechanism comprises rotary teeth wheel set (21), gear wheel shaft (22), gear bush (23) and rotary decelerating motor (24), rotary teeth wheel set (21) is sheathed on the top of gear wheel shaft (22) and is connected with rotary decelerating motor (24), the outer wall of gear wheel shaft (22) is arranged with gear bush (23), described one-level mechanism comprises one-level lifting speed reduction motor (31), one-level screw pair (32) and one-level lift rotary bar (33), one-level lifting speed reduction motor (31) is arranged on the top of column (1) and is connected with the end of line slideway (11), one end of one-level screw pair (32) connects the centre of gear bush (23), other end sliding block joint line slideway (11), the top of one-level lift rotary bar (33) is connected with the end of gear bush (23), the end of one-level lift rotary bar (33) is provided with revolution feather key (331), described secondary facility comprises two grade of ascend and descend reducing motor (41), secondary screw pair (42) and two grade of ascend and descend pivoted lever (43), two grade of ascend and descend reducing motor (41) is arranged on rotary teeth wheel set (21) top and is connected with rotary teeth wheel set (21), the top of secondary screw pair (42) is connected with the end of gear wheel shaft (22), on the outer wall of secondary screw pair (42), slip cap is provided with two grade of ascend and descend pivoted lever (43), and the end of two grade of ascend and descend pivoted lever (43) is provided with keyway (431), described two grade of ascend and descend pivoted lever (43) is positioned at one-level lift rotary bar (33), and the revolution feather key (331) of one-level lift rotary bar (33) inserts in the keyway (431) of two grade of ascend and descend pivoted lever (43).
2. two grade of ascend and descend turning gear according to claim 1, it is characterized in that: described one-level lift rotary bar (33) and two grade of ascend and descend pivoted lever (43) are cylinder type, the diameter of one-level lift rotary bar (33) is greater than the diameter of two grade of ascend and descend pivoted lever (43), the lifting of one-level lift rotary bar (33) is total travel lifting, and the lifting of two grade of ascend and descend pivoted lever (43) is partial journey lifting.
3. two grade of ascend and descend turning gear according to claim 1, it is characterized in that: be provided with spring (332) in the revolution feather key (331) of described one-level lift rotary bar (33), the angle that the notch both sides of the keyway (431) of two grade of ascend and descend pivoted lever (43) are formed is 12 °.
4. two grade of ascend and descend turning gear according to claim 1, is characterized in that: the top of described two grade of ascend and descend reducing motor (41) is provided with rotation electrical collector (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520822413.8U CN205076748U (en) | 2015-10-21 | 2015-10-21 | Second grade lift slewer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520822413.8U CN205076748U (en) | 2015-10-21 | 2015-10-21 | Second grade lift slewer |
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| Publication Number | Publication Date |
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| CN205076748U true CN205076748U (en) | 2016-03-09 |
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| CN201520822413.8U Active CN205076748U (en) | 2015-10-21 | 2015-10-21 | Second grade lift slewer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108100924A (en) * | 2016-11-25 | 2018-06-01 | 南京迈瑞生物医疗电子有限公司 | A kind of second-stage electric elevating mechanism for the small space of heavy load |
| CN109084001A (en) * | 2018-10-26 | 2018-12-25 | 海鹰企业集团有限责任公司 | A kind of novel flat-pushing rotating mechanism |
| CN109231060A (en) * | 2018-11-05 | 2019-01-18 | 兰州万里航空机电有限责任公司 | Can two-stage lifting mechanic jacks |
| CN111908372A (en) * | 2019-11-15 | 2020-11-10 | 中车大同电力机车有限公司 | Vertical assembling elevator of axle suspension box of electric locomotive wheel drive unit |
-
2015
- 2015-10-21 CN CN201520822413.8U patent/CN205076748U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108100924A (en) * | 2016-11-25 | 2018-06-01 | 南京迈瑞生物医疗电子有限公司 | A kind of second-stage electric elevating mechanism for the small space of heavy load |
| CN109084001A (en) * | 2018-10-26 | 2018-12-25 | 海鹰企业集团有限责任公司 | A kind of novel flat-pushing rotating mechanism |
| CN109084001B (en) * | 2018-10-26 | 2023-07-28 | 海鹰企业集团有限责任公司 | Novel flat-pushing rotary mechanism |
| CN109231060A (en) * | 2018-11-05 | 2019-01-18 | 兰州万里航空机电有限责任公司 | Can two-stage lifting mechanic jacks |
| CN111908372A (en) * | 2019-11-15 | 2020-11-10 | 中车大同电力机车有限公司 | Vertical assembling elevator of axle suspension box of electric locomotive wheel drive unit |
| CN111908372B (en) * | 2019-11-15 | 2021-06-11 | 中车大同电力机车有限公司 | Vertical assembling elevator of axle suspension box of electric locomotive wheel drive unit |
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