CN212314949U - Three-freedom-degree container turnover mechanism - Google Patents
Three-freedom-degree container turnover mechanism Download PDFInfo
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- CN212314949U CN212314949U CN202021238844.7U CN202021238844U CN212314949U CN 212314949 U CN212314949 U CN 212314949U CN 202021238844 U CN202021238844 U CN 202021238844U CN 212314949 U CN212314949 U CN 212314949U
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Abstract
A three-degree-of-freedom container turnover mechanism comprises a turnover mechanism, wherein the turnover mechanism is a planar closed-chain three-degree-of-freedom six-rod mechanism with a moving pair and comprises a rack, a first branched chain, a second branched chain and a moving platform, the rack is installed on the horizontal ground, the moving platform is connected with the rack through the first branched chain and the second branched chain, the first branched chain comprises a first rod piece and a second rod piece, and the second branched chain comprises a third rod piece and a sliding block; the movable platform can realize vertical lifting, overturning and other movements under the driving action of the first branched chain and the second branched chain; the container spreader is arranged on the movable platform, the first rod piece, the third rod piece and the sliding block are active pieces in the turnover mechanism, and the movable platform can realize three-degree-of-freedom planar motion relative to the rack under the control of computer programming, so that the container spreader on the movable platform can be turned over for 90 degrees, and then the turning operation is completed. The turnover mechanism is high in flexibility and good in operation stability, and the safety of container turnover operation is effectively guaranteed.
Description
Technical Field
The utility model relates to a container upset machine actuating mechanism field, especially a three degree of freedom container tilting mechanism.
Background
The container tilter is a key device for overturning the container on the freight car, is widely applied to occasions such as a freight yard, a wharf and the like, can meet the overturning requirements of containers with different specifications, safely, stably and effectively provides process conveying, can overturn the container by 90 degrees, and is convenient for loading and unloading bulk materials such as corn, wheat and the like by overturning the container from a horizontal position to a vertical position or from the vertical position to the horizontal position. The existing container tilter is widely applied, and the container loading and unloading efficiency is effectively improved by matching with equipment such as a conveying belt and a spiral unloader.
However, the existing container tipper generally has the problems of high gravity center of an actuating mechanism and poor operation stability. The container tipper has the advantages that most of actuating mechanisms of the container tipper are of a series connection structure and consist of a base part and a turnover part, in order to meet the container turnover requirements of different sizes and specifications, the turnover part is installed on a base upright post in series through a moving pair, and in the turnover process, the container load is borne by the upright post structure, so that the defects of high center of gravity, poor stability, high failure rate and the like commonly existing in the conventional container tipper are caused, and the tipper is prone to rollover accidents due to poor operation stability; on the other hand, the existing container tilter is complex in structure, and in order to improve the stability of the tilter, a relatively complex base structure is usually adopted, so that the manufacturing cost is greatly improved; the driving elements of the overturning part of the existing container overturning machine are all arranged on the upper part of the overturning machine, so that the gravity center is improved, and the pipeline arrangement and maintenance difficulty is increased.
Disclosure of Invention
The utility model aims at providing a three degree of freedom container tilting mechanism, through the rational design to container tilting mechanism, utilize closed chain mechanism to replace the series structure of current upset machine, improve structural rigidity and operating stability, reduce the focus, allow the vertical lift of container simultaneously, guarantee container tilting mechanism's flexibility and operation security.
The utility model discloses a following technical scheme reaches above-mentioned purpose:
a three-degree-of-freedom container turnover mechanism comprises a turnover mechanism, wherein the turnover mechanism is a planar closed-chain three-degree-of-freedom six-rod mechanism with a moving pair and comprises a rack, a first branched chain, a second branched chain and a moving platform, and the moving platform is connected with the rack through the first branched chain and the second branched chain; the first branch chain comprises a first rod piece and a second rod piece, and the second branch chain comprises a third rod piece and a sliding block.
The movable platform is connected with one end of a first rod piece through a first revolute pair, the other end of the first rod piece is connected with one end of a second rod piece through a second revolute pair, and the other end of the second rod piece is connected with the rack through a third revolute pair.
The movable platform is connected with one end of a third rod piece through a fourth revolute pair, the other end of the third rod piece is connected with a sliding block through a fifth revolute pair, and the sliding block is connected to the rack through a first sliding pair.
And the movable platform is provided with a container spreader through a second sliding pair.
In the turnover mechanism, the second rod piece, the third rod piece and the sliding block are driving pieces.
The slide block is driven by a screw.
The frame of the three-degree-of-freedom container turnover mechanism is fixedly arranged on a horizontal plane, the movable platform can do planar three-degree-of-freedom motion relative to the frame under the matching action of the second rod piece, the third rod piece and the sliding block, and the movable platform can do vertical lifting motion relative to the frame under the control of a computer through the dimension design of the turnover mechanism so as to adjust the vertical distance between the movable platform and the horizontal plane and adapt to container freight vehicles with different dimensions and specifications and containers with different specifications; the movable platform can also rotate 90 degrees under the matching action of the second rod piece, the third rod piece and the sliding block, and the container spreader is arranged on the movable platform, so that the container spreader can also be turned 90 degrees, and further the turning operation of the container is completed; because the container spreader is arranged on the movable platform through the second sliding pair, the container spreader can slide in one dimension relative to the movable platform, and further the relative position of the container spreader is adjusted.
In the operation process of the three-degree-of-freedom container turnover mechanism, firstly, a container freight vehicle carries a container and drives the container to a fixed position below a movable platform; then the container spreader further adjusts the position of the container under the action of the second moving pair, so that the container spreader is positioned right above the container; the movable platform is vertically lifted relative to the frame under the matching action of the second rod piece, the third rod piece and the sliding block, the vertical distance between the movable platform and the horizontal plane is adjusted to adapt to container freight vehicles with different sizes and specifications and containers with different specifications, and the movable platform is controlled to vertically fall under the control of a computer until the container spreader descends to a holding position; after the container is clamped by the container spreader, under the action of the matching drive of the second rod piece, the third rod piece and the sliding block, the movable platform ascends relative to the rack and rotates 90 degrees, so that the container rotates from a horizontal position to a vertical position, the overturning operation is completed, and preparation is made for the next container canning.
Compared with the prior art, the utility model has the outstanding advantages of:
the movable platform of the three-degree-of-freedom container turnover mechanism has three degrees of freedom relative to the rack, can allow the container to vertically lift, effectively improves the flexibility and the adaptability compared with a two-degree-of-freedom turnover mechanism with a closed chain structure, and can meet the turnover operation of the container in a narrow place;
compare in the series structure of current container tilting mechanism universal adoption, this kind of container tilting mechanism adopts three degrees of freedom closed chain structures, has effectively improved structural rigidity and operating stability, because on the driving part all is connected to the frame, has effectively reduced tilting mechanism focus, has further guaranteed the security of container upset operation.
Drawings
Fig. 1 is a front view of the three-degree-of-freedom container turnover mechanism of the present invention.
Fig. 2 is the schematic view of the three-degree-of-freedom container turnover mechanism moving platform of the present invention.
Fig. 3 is the three-dimensional schematic view of the three-degree-of-freedom container turnover mechanism of the present invention.
Fig. 4 is the schematic view of the initial position of the three-degree-of-freedom container turnover mechanism of the present invention.
Fig. 5 is a schematic diagram of the vertical ascending of the moving platform of the three-degree-of-freedom container turnover mechanism of the present invention.
Fig. 6 shows the working position of the three-freedom-degree container turnover mechanism.
Detailed Description
The technical solution of the present invention is further explained by the accompanying drawings and examples.
Referring to fig. 1, 2 and 3, a three-degree-of-freedom container turnover mechanism comprises a turnover mechanism, wherein the turnover mechanism is a planar closed-chain three-degree-of-freedom six-rod mechanism with a moving pair, and comprises a frame 1, a first branched chain, a second branched chain and a movable platform 6, and the movable platform 6 is connected with the frame 1 through the first branched chain and the second branched chain; the first branch chain comprises a first rod piece 3 and a second rod piece 2, and the second branch chain comprises a third rod piece 4 and a sliding block 5.
Referring to fig. 1, 2 and 3, the movable platform 6 is connected with one end of the first rod 3 through a first revolute pair 10, the other end of the first rod 3 is connected with one end of the second rod 2 through a second revolute pair 9, and the other end of the second rod 2 is connected with the frame through a third revolute pair 8; the movable platform 6 is connected with one end of a third rod 4 through a fourth revolute pair 11, the other end of the third rod 4 is connected with a sliding block 5 through a fifth revolute pair 12, and the sliding block 5 is connected to the rack through a first moving pair 13; the movable platform 6 is provided with a container spreader 7 through a second sliding pair 17; in the turnover mechanism, a second rod piece 2, a third rod piece 4 and a sliding block 5 are driving pieces; the slide 5 is driven by a screw spindle 14.
Referring to fig. 1, 3, 4, 5 and 6, a frame 1 of the three-degree-of-freedom container turnover mechanism is fixedly installed on a horizontal plane 15, a movable platform 6 can make planar three-degree-of-freedom motion relative to the frame 1 under the matching action of a second rod 2, a third rod 4 and a sliding block 5, and the movable platform 6 can make vertical lifting motion relative to the frame 1 under the control of a computer through the dimension design of the turnover mechanism so as to adjust the vertical distance between the movable platform 6 and the horizontal plane 15, so that container freight vehicles 16 with different dimensions and specifications and containers 18 with different specifications can be adapted; the movable platform 6 can also rotate 90 degrees under the matching action of the second rod piece 2, the third rod piece 4 and the sliding block 5, and the container spreader 7 is arranged on the movable platform 6, so that the container spreader 7 is also turned 90 degrees, and the turning operation of the container 18 is further completed; because the container spreader 7 is installed on the movable platform 6 through the second moving pair 17, the container spreader 7 can slide one-dimensionally relative to the movable platform 6, thereby adjusting the relative position of the container spreader 7.
Referring to fig. 1, 3, 4, 5 and 6, during the operation of the three-degree-of-freedom container turnover mechanism, firstly, the container freight vehicle 16 carries the container 18 and drives into a fixed position below the movable platform 6; the container spreader 7 is then further adjusted in position relative to the container 18 under the influence of the second sliding pair 17, so that it is located directly above the container 18; under the matching action of the second rod piece 2, the third rod piece 4 and the sliding block 5, the movable platform 6 vertically moves relative to the frame 1, the vertical distance between the movable platform 6 and the horizontal plane 15 is adjusted to adapt to container freight vehicles 16 with different sizes and specifications and containers 18 with different specifications, and the movable platform 3 is controlled to vertically fall under the control of a computer until the container spreader 7 falls to a holding position; after the container is clamped by the container spreader 7, under the action of the matching drive of the second rod piece 2, the third rod piece 4 and the slide block 5, the movable platform 6 ascends relative to the rack 1 and rotates for 90 degrees, so that the container 18 rotates from a horizontal posture to a vertical posture, the overturning operation is further completed, and the container can be prepared for the next container canning.
Claims (2)
1. A three-degree-of-freedom container turnover mechanism is characterized in that: the device comprises a turnover mechanism, wherein the turnover mechanism is a planar closed-chain three-degree-of-freedom six-rod mechanism comprising a moving pair, and comprises a rack, a first branched chain, a second branched chain and a moving platform, and the moving platform is connected with the rack through the first branched chain and the second branched chain; the first branch chain comprises a first rod piece and a second rod piece, and the second branch chain comprises a third rod piece and a sliding block.
2. The three-degree-of-freedom container turnover mechanism as claimed in claim 1, wherein:
the movable platform is connected with one end of a first rod piece through a first revolute pair, the other end of the first rod piece is connected with one end of a second rod piece through a second revolute pair, and the other end of the second rod piece is connected with the rack through a third revolute pair;
the movable platform is connected with one end of a third rod piece through a fourth revolute pair, the other end of the third rod piece is connected with a sliding block through a fifth revolute pair, and the sliding block is connected to the rack through a first moving pair;
a container spreader is arranged on the movable platform through a second sliding pair;
in the turnover mechanism, the second rod piece, the third rod piece and the sliding block are driving pieces;
the slide block is driven by a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021238844.7U CN212314949U (en) | 2020-06-30 | 2020-06-30 | Three-freedom-degree container turnover mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021238844.7U CN212314949U (en) | 2020-06-30 | 2020-06-30 | Three-freedom-degree container turnover mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212314949U true CN212314949U (en) | 2021-01-08 |
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ID=74028180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021238844.7U Expired - Fee Related CN212314949U (en) | 2020-06-30 | 2020-06-30 | Three-freedom-degree container turnover mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212314949U (en) |
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2020
- 2020-06-30 CN CN202021238844.7U patent/CN212314949U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210108 Termination date: 20210630 |