CN211283475U - Rotary telescopic rigid guide pillar - Google Patents
Rotary telescopic rigid guide pillar Download PDFInfo
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- CN211283475U CN211283475U CN201921217843.1U CN201921217843U CN211283475U CN 211283475 U CN211283475 U CN 211283475U CN 201921217843 U CN201921217843 U CN 201921217843U CN 211283475 U CN211283475 U CN 211283475U
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Abstract
The utility model provides a rotary telescopic rigid guide pillar, which comprises a lower frame used for walking on a crane girder, wherein an upper frame is arranged above the lower frame, a rotary driving mechanism is arranged between the upper frame and the lower frame, the lower part of the upper frame is fixedly connected with a multi-stage rotating body, the lower part of the multi-stage rotating body is provided with a material taking device, and the rotary driving mechanism drives the multi-stage rotating body to rotate through a rotary support, so that the material taking device is driven to rotate; be equipped with hoisting mechanism on upper rack portion, at the fixed pulley of multistage rotator's last stage, hoisting mechanism's wire rope passes through the fixed pulley and drives the load handling device and reciprocate, the utility model discloses can drive multistage rotator through rotary drive mechanism and do 360 rotations, go up and down to multistage rotator through the fixed pulley again, realize load handling device's lift and rotation, the utility model provides high positioning accuracy, transmission moment of torsion realize load handling device 360 degrees rotations, reduce the elongation, and the structure is simple and easy, convenient operation.
Description
Technical Field
The utility model relates to a material handling machinery technical field, concretely relates to rotatory flexible rigidity guide pillar.
Background
Along with scientific and technological progress, material handling system is gradually to unmanned, and intelligent development, this just requires material handling system to have positioning accuracy height, gets characteristics such as flexible, but the tradition way is only to add two steel pipes of different thickness in wire rope hoist system and prevents the swing of transport article, and this kind of structure positioning accuracy is poor, can not transmit the moment of torsion between two steel pipes, and load handling device can only be towards fixed direction, can not carry out 360 degrees direction rotations, and telescoping device length is great.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that the load handling device can not rotate in arbitrary direction, reduces the elongation of extension device, for solving above-mentioned problem, the utility model provides a rotatory flexible rigid guide pillar.
The purpose of the utility model is realized with the following mode:
a rotary telescopic rigid guide pillar comprises a lower rack used for walking on a crane main beam, wherein an upper rack is arranged above the lower rack, a rotary driving mechanism is arranged between the upper rack and the lower rack, the lower part of the upper rack is fixedly connected with a multi-stage rotating body, a fetching device is arranged at the lower part of the multi-stage rotating body, and the rotary driving mechanism drives the multi-stage rotating body to rotate through a rotary support so as to drive the fetching device to rotate; a lifting mechanism is arranged on the upper portion of the upper frame, a fixed pulley is fixed at the last stage of the multi-stage rotating body, and a steel wire rope of the lifting mechanism drives the fetching device to move up and down through the fixed pulley.
The multistage rotating body comprises a first rotating body, a second rotating body and a third rotating body, the first rotating body, the second rotating body and the third rotating body are all communicated with each other from top to bottom, the first rotating body is fixedly connected with the upper frame, the first rotating body penetrates through the slewing bearing and the lower frame, the first rotating body is fixedly connected with the middle of the slewing bearing, the first rotating body is sleeved outside the second rotating body, the second rotating body is sleeved outside the third rotating body, the cross sections of the first rotating body, the second rotating body and the third rotating body are polygonal, the inscribed circle of the first rotating body is smaller than the circumscribed circle of the second rotating body, the inscribed circle of the second rotating body is smaller than the circumscribed circle of the third rotating body, a first annular stop block is arranged at the lower port of the first rotating body, a second positioning block is arranged at the upper end of the second rotating body, and a second annular stop block is arranged at the lower port of the second rotating, a third positioning block is arranged at the upper end of the third rotating body, and a third annular stop block is arranged at the lower port of the third rotating body.
The fixed pulley is fixed in the third rotator, and the fetching device is arranged below the fixed pulley and welded with the third rotator.
The rotary driving mechanism comprises a rotary support and a rotary motor, the rotary motor is fixed on one side of the upper rack, the rotary support is fixed above the lower rack through a rotary support, and an output shaft of the rotary motor is provided with a rotating gear which is meshed with an outer ring of the rotary support.
The hoisting mechanism comprises a motor, a speed reducer, a brake and a winding drum, the motor is connected with the speed reducer through a rotating shaft, an output shaft of the speed reducer is connected with the winding drum through a coupler, and the brake is arranged at the other end of the winding drum.
Horizontal guide wheels are arranged on two sides of the lower portion of the lower rack and connected with a speed reduction motor through a coupler.
The fetching device is an L-shaped fetching rod.
Compared with the prior art, the utility model discloses can drive multistage rotator through rotary driving mechanism and do 360 rotations, go up and down to multistage rotator through the fixed pulley again, realize load handling device's lift and rotation, the utility model provides high positioning accuracy, transmission moment of torsion realize load handling device 360 degrees rotations, reduce the elongation, the structure is simple and easy, convenient operation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged schematic view of a in fig. 1.
Fig. 3 is a schematic structural view of a multistage rotating body.
Fig. 4 is a schematic structural view of a cross section of a multistage rotating body.
The lifting mechanism comprises a lifting mechanism 1, an upper frame 2, a lower frame 3, a rotary driving mechanism 4, a rotary motor 41, a rotary support 42, a rotary support 43, a multi-stage rotary body 5, a first rotary body 51, a second rotary body 52, a third rotary body 53, a second positioning block 54, a first annular stop block 55, a third positioning block 56, a second annular stop block 57, a third annular stop block 58, a fixed pulley 6, a fetching rod 7 and a steel wire rope 8.
Detailed Description
As shown in fig. 1 to 4, a rotary telescopic rigid guide pillar comprises a lower frame 3 for walking on a crane main beam, an upper frame 2 is arranged above the lower frame 3, a rotary driving mechanism 4 is arranged between the upper frame 2 and the lower frame 3, the lower part of the upper frame 2 is fixedly connected with a multi-stage rotating body 5, a fetching device is arranged at the lower part of the multi-stage rotating body 5, a lifting mechanism 1 is arranged at the upper part of the upper frame 2, the rotary driving mechanism 4 drives the multi-stage rotating body 5 to rotate through a rotary support 42, so as to drive the fetching device to rotate, and a steel wire rope 8 of the lifting mechanism 1 drives the fetching device to move up and down through a fixed pulley 6 of the.
The multistage rotating body 5 comprises a first rotating body 51, a second rotating body 52 and a third rotating body 53, wherein the first rotating body 51, the second rotating body 52 and the third rotating body 53 are all communicated with each other from top to bottom, the first rotating body 51 is fixedly connected with the upper frame 2, the first rotating body 51 penetrates through the slewing bearing 42 and the lower frame 3, the first rotating body 51 is fixedly connected with the middle part of the slewing bearing 42, the first rotating body 51 is sleeved outside the second rotating body 52, the second rotating body 52 is sleeved outside the third rotating body 53, the cross sections of the first rotating body 51, the second rotating body 52 and the third rotating body 53 are all polygonal, the inscribed circle of the first rotating body 51 is smaller than the circumscribed circle of the second rotating body 52, the inscribed circle of the second rotating body 52 is smaller than the circumscribed circle of the third rotating body 53, a first annular stop 55 is arranged at the lower port of the first rotating body 51, a second positioning block 54 is arranged at the upper end of the second rotating body 52, a second annular stopper 57 is arranged at the lower port of the second rotating body 52, a third positioning block 56 is arranged at the upper end of the third rotating body 53, a third annular stopper 58 is arranged at the lower port of the third rotating body 53, the second positioning block 54 is stopped by the first annular stopper 55 when conveyed to the port of the first rotating body 51 to prevent the second rotating body 52 from being separated from the first rotating body 51, the third positioning block 56 is stopped by the second annular stopper 57 when conveyed to the port of the second rotating body 52 to prevent the third rotating body 53 from being separated from the second rotating body 52, during the lifting process, the third rotating body 53 jacks up the second annular stopper 57 through the third annular stopper 58 to lift the second rotating body 52, the rotary driving mechanism 4 drives the first rotating body 51 by rotating the rotary support 42, and the first rotating body 51, the second rotating body 52 and the third rotating body 53 are polyhedral, the inscribed circle inside the first rotating body 51 is smaller than the circumscribed circle outside the second rotating body 52, that is, the first rotating body 51 is rotated and rigidly connected with the second rotating body 52, the second rotating body 52 is driven to rotate by torque, and similarly, the second rotating body 52 drives the third rotating body 53 to rotate, thereby realizing 360-degree rotation of the fetching device.
The fixed pulley 6 is fixed inside the third rotating body 53, the fetching device is arranged below the fixed pulley 6 and welded with the third rotating body 53, the steel wire rope 8 of the hoisting mechanism 1 drives the third rotating body 53 to ascend and descend through the fixed pulley 6, the first rotating body 51 is sleeved with the second rotating body 52, the second rotating body 52 is sleeved with the third rotating body 53, and then the first rotating body 51 and the second rotating body 52 are driven to ascend and descend.
The rotary driving mechanism 4 comprises a rotary support 42 and a rotary motor 41, the rotary motor 41 is fixed on one side of the upper frame 2, the rotary support 42 is fixed above the lower frame 3 through a rotary support 43, an output shaft of the rotary motor 41 is provided with a rotating gear, the rotating gear is meshed with an outer ring of the rotary support 42, the output shaft is driven through the rotary motor 41, the output shaft is meshed with the outer ring of the rotary support 42 through a transmission gear, and then the rotary support 42 is driven to rotate, so that the upper frame 2 and the lifting mechanism 1 are enabled to synchronously rotate with the multistage rotating body 5.
Horizontal guide wheels are arranged on two sides of the lower portion of the lower frame 3 and connected with a speed reduction motor through a coupler, and the lower frame 3 travels along a rail of a main beam through the horizontal guide wheels to limit rotation of the lower frame 3.
The fetching device is an L-shaped fetching rod 7, so that more materials can be conveniently carried.
The working process of the utility model is as follows: when beginning handling the material, adjust the direction of getting thing pole 7 earlier, the regulation: the drum of the hoisting mechanism 1 rotates clockwise to contract the steel wire rope 8, the drum rotates counterclockwise to release the steel wire rope 8, the motor is started, the motor drives the drum through the rotating shaft electric speed reducer, the speed reducer drives the drum through the coupler, the drum rotates counterclockwise to release the steel wire rope 8, the third rotating body 53 and the second rotating body 52 descend under the action of gravity while releasing the steel wire rope 8, the descending distance is the length of the released steel wire rope 8, when the second positioning block 54 of the second rotating body 52 abuts against the first annular stop 55, the second rotating body 52 does not descend any more, the third rotating body 53 descends continuously, when the third positioning block 56 abuts against the second annular stop 57, the maximum distance of the device descending is obtained, the motor is turned off, then the direction of the rod 7 is adjusted, the rotating motor 41 is started, the rotating motor 41 drives the output shaft, and the output, the transmission gear is meshed with the outer ring of the slewing bearing 42, the transmission gear drives the slewing bearing 42 to rotate, and further drives the upper frame 2 to rotate, the lower part of the upper frame 2 is welded with the first rotating body 51, the upper frame 2 rotates to drive the first rotating body 51 to rotate, the inscribed circle inside the first rotating body 51 is smaller than the circumscribed circle outside the second rotating body 52, namely, the first rotating body 51 rotates and is rigidly connected with the second rotating body 52, the second rotating body 52 is driven to rotate by torque, similarly, the second rotating body 52 drives the third rotating body 53 to rotate, the third rotating body 53 is welded with the fetching rod 7, the third rotating body 53 drives the fetching rod 7 to rotate, the purpose of adjusting the direction of the fetching rod 7 is achieved, the slewing motor 41 is closed until the specified direction is achieved, materials are manually placed on the fetching rod 7, the motor is started again, the motor drives the winding drum through the electric speed reducer which, the winding drum is rotated clockwise to contract the steel wire rope 8, the steel wire rope 8 is contracted around the fixed pulley 6, the fixed pulley 6 is lifted upwards, the fixed pulley 6 is fixed inside the third rotating body 53, the third rotating body 53 is driven to be lifted through the lifting of the fixed pulley 6, the third rotating body 53 jacks up the second annular stop block 57 through the third annular stop block 58 to enable the second rotating body 52 to ascend until the second annular stop block 57 jacks up the first annular stop block 55, the motor is turned off, the speed reducing motor is started, and the device is driven to move along the girder rail through the horizontal guide wheel until the specified position is reached.
While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the general inventive concept, and it is intended to cover all such changes and modifications as fall within the true spirit and scope of the invention.
Claims (7)
1. The utility model provides a rotatory flexible rigid guide pillar, includes the undercarriage that is used for walking at the hoist girder, its characterized in that: an upper frame is arranged above the lower frame, a rotary driving mechanism is arranged between the upper frame and the lower frame, the lower part of the upper frame is fixedly connected with a multi-stage rotating body, a material taking device is arranged at the lower part of the multi-stage rotating body, and the rotary driving mechanism drives the multi-stage rotating body to rotate through a rotary support so as to drive the material taking device to rotate; a lifting mechanism is arranged on the upper portion of the upper frame, a fixed pulley is fixed at the last stage of the multi-stage rotating body, and a steel wire rope of the lifting mechanism drives the fetching device to move up and down through the fixed pulley.
2. The rotating telescopic rigid guide post according to claim 1, wherein the multistage rotating body comprises a first rotating body, a second rotating body and a third rotating body, the first rotating body, the second rotating body and the third rotating body are all communicated with each other from top to bottom, the first rotating body is fixedly connected with the upper frame, the first rotating body penetrates through the slewing bearing and the lower frame, the first rotating body is fixedly connected with the middle part of the slewing bearing, the first rotating body is sleeved outside the second rotating body, the second rotating body is sleeved outside the third rotating body, the cross sections of the first rotating body, the second rotating body and the third rotating body are all polygonal, the inscribed circle of the first rotating body is smaller than the circumscribed circle of the second rotating body, the inscribed circle of the second rotating body is smaller than the circumscribed circle of the third rotating body, a first annular stop block is arranged at the lower port of the first rotating body, a second positioning block is arranged at the upper end of the second rotating body, a second annular stop block is arranged at the lower port of the second rotating body, a third positioning block is arranged at the upper end of the third rotating body, and a third annular stop block is arranged at the lower port of the third rotating body.
3. The rotating telescopic rigid guide post as claimed in claim 2, wherein the fixed pulley is fixed inside the third rotating body, and a fetching device is arranged under the fixed pulley and welded with the third rotating body.
4. The rotating telescopic rigid guide post as claimed in claim 1, wherein the rotary driving mechanism includes a rotary bearing and a rotary motor, the rotary motor is fixed on one side of the upper frame, the rotary bearing is fixed above the lower frame through a rotary support, and an output shaft of the rotary motor is provided with a rotary gear which is meshed with an outer ring of the rotary bearing.
5. The rotating telescopic rigid guide post according to claim 1, wherein the hoisting mechanism comprises a motor, a reducer, a brake and a winding drum, the motor is connected with the reducer through a rotating shaft, an output shaft of the reducer is connected with the winding drum through a coupling, and the brake is arranged at the other end of the winding drum.
6. The rotating telescopic rigid guide post as claimed in claim 1, wherein horizontal guide wheels are arranged on two sides of the lower part of the lower frame and connected with a speed reduction motor through a coupling.
7. The rotary telescopic rigid guide post as claimed in claim 1, wherein the fetching device is an L-shaped fetching rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921217843.1U CN211283475U (en) | 2019-07-31 | 2019-07-31 | Rotary telescopic rigid guide pillar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921217843.1U CN211283475U (en) | 2019-07-31 | 2019-07-31 | Rotary telescopic rigid guide pillar |
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| Publication Number | Publication Date |
|---|---|
| CN211283475U true CN211283475U (en) | 2020-08-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921217843.1U Active CN211283475U (en) | 2019-07-31 | 2019-07-31 | Rotary telescopic rigid guide pillar |
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| Country | Link |
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| CN (1) | CN211283475U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407093A (en) * | 2019-07-31 | 2019-11-05 | 纽科伦（新乡）起重机有限公司 | A kind of rotary extension rigidity guide post |
-
2019
- 2019-07-31 CN CN201921217843.1U patent/CN211283475U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110407093A (en) * | 2019-07-31 | 2019-11-05 | 纽科伦（新乡）起重机有限公司 | A kind of rotary extension rigidity guide post |
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