CN220333883U - Auxiliary unloading platform of telescopic machine - Google Patents
Auxiliary unloading platform of telescopic machine Download PDFInfo
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- CN220333883U CN220333883U CN202321299014.9U CN202321299014U CN220333883U CN 220333883 U CN220333883 U CN 220333883U CN 202321299014 U CN202321299014 U CN 202321299014U CN 220333883 U CN220333883 U CN 220333883U
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Abstract
The utility model belongs to the technical field of loading and unloading equipment, in particular to a telescopic machine auxiliary loading platform, which aims at the problems that in the prior art, the loading platform does not have a height adjusting function, and the heights of carriages are different due to different sizes of trucks, so that the extending heights of a telescopic conveyor cannot be matched with the carriages of trucks with different heights, and therefore, the telescopic machine auxiliary loading platform has the limitations in use and poor adaptability.
Description
Technical Field
The utility model relates to the technical field of loading and unloading equipment, in particular to an auxiliary unloading platform of a telescopic machine.
Background
In the prior art, application number 201720912364.6 relates to the field of loading and unloading equipment, and provides a telescopic machine auxiliary unloading platform which is suitable for being installed on a telescopic machine and comprises a mounting frame, a unloading plate, a rotating plate and a telescopic rod, wherein the mounting frame is connected with the telescopic machine, the rotating plate is provided with a first site, a second site and a third site, the first site is hinged with the mounting frame, the second site is fixedly connected with the unloading plate, the third site is hinged with the telescopic rod, and one end of the telescopic rod far away from the third site is hinged with the mounting frame. The telescopic auxiliary unloading platform of the telescopic machine drives the rotating plate and the unloading plate to rotate by utilizing the telescopic of the telescopic rod, so that the unloading plate can be inserted into the bottom of goods at different heights, the unloading of the goods at different heights is realized, and the working intensity of the up-and-down carrying of workers is greatly reduced. In addition, still provide a telescopic machine, it includes flexible frame and above-mentioned supplementary landing platform of telescopic machine, and the supplementary landing platform of telescopic machine is installed in the tip of flexible frame. The quick unloading device can quickly unload and lighten the working strength of workers.
However, the above technical scheme does not have a height adjusting function because the unloading platform has different sizes of trucks and different heights of carriages, so that the extending height of the telescopic conveyor cannot be matched with the trucks with different heights, and therefore the problems of limitation in use and poor adaptability also exist.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, a landing platform does not have a height adjusting function, and the height of a carriage is different due to different sizes of trucks, so that the extending height of a telescopic conveyor cannot be matched with the height of the truck carriage with different heights, and the landing platform is limited in use and poor in adaptability.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a telescopic machine auxiliary unloading platform, includes landing platform and flexible conveyer of installing subaerial, fixedly connected with driving motor on the inner wall of landing platform right side, fixedly connected with lead screw on driving motor's the output shaft, threaded connection has two nuts on the lead screw, and the top of two nuts is all rotated and is connected with the catch bar, and the top of two catch bars is rotated and is connected with same mounting panel, and flexible conveyer's bottom fixed connection is at the top of mounting panel;
the left end of lead screw runs through the left side inner wall of landing platform and extends to landing platform's left side, and the left end fixedly connected with gear of lead screw, landing platform's left side fixedly connected with protective housing, the inside of protective housing is provided with positioning mechanism, positioning mechanism and gear cooperate.
By means of the structure, the telescopic conveyor can be driven to move up and down through transmission cooperation between the driving motor and the mounting plate, so that the height of the telescopic conveyor can be adjusted, and the stretching height of the telescopic conveyor can be matched with the boxcars with different heights in such a way, so that the adaptability is high;
preferably, the screw rod is fixedly sleeved with a bearing, and the bottom of the bearing is fixedly connected to the inner wall of the bottom of the unloading platform.
Further, the screw rod can be stably supported in a rotating way through the arrangement of the bearing.
Preferably, the bottom inner wall of the unloading platform is fixedly connected with two first telescopic rods, and the top ends of the two first telescopic rods are fixedly connected to the bottom of the mounting plate.
Further, through setting up first telescopic link, can carry out stable lift support to mounting panel and flexible conveyer.
Preferably, the positioning mechanism comprises two second telescopic rods, two arc racks, two connecting rods, two return springs, two fixing rods, two sliding shafts, a cam and a rotating shaft;
the one end that two second telescopic links kept away from each other is fixed connection respectively on the top inner wall and the bottom inner wall of protective housing, the one end that two second telescopic links kept close to each other is fixed connection with one side that two arc racks kept away from each other respectively, two arc racks all with gear movable engagement, the right-hand member fixed connection of connecting rod is on the left side of corresponding arc rack, the one end that two reset springs kept away from each other is fixed connection respectively on the top inner wall and the bottom inner wall of protective housing, the one end that two reset springs kept close to each other is fixed connection respectively in one side that two connecting rods kept away from each other, one end that two dead levers kept away from each other is fixed connection with one side that two connecting rods kept close to each other respectively, the right-hand member fixed connection of slide axle is on corresponding dead lever, the left end of two slide axles all is connected with the right side of cam, the right-hand member of pivot runs through the left side of protective housing and fixed connection in the left side of cam.
Further, through setting up the spacing cooperation of meshing between positioning mechanism and the gear, can carry out spacing fixedly to the rotation of lead screw to can make it more stable after flexible conveyer's altitude mixture control is accomplished, can not take place the position movement.
Preferably, the right side of the cam is provided with an annular groove, and the left ends of the two sliding shafts are both in sliding connection in the annular groove.
Further, through the sliding limit fit between the annular groove and the two sliding shafts, the two sliding shafts can be driven to be close to or far away from each other, so that the meshing and unlocking between the two arc racks and the gear can be realized.
Preferably, the torsion spring is sleeved on the rotating shaft, the right end of the torsion spring is fixedly connected to the left side of the cam, and the left end of the torsion spring is fixedly connected to the left inner wall of the protective box.
Further, the torsion spring can drive the rotating shaft and the cam to rotate and reset.
The beneficial effects are that: 1. through the transmission cooperation between the driving motor and the mounting plate, the telescopic conveyor can be driven to move up and down, so that the height of the telescopic conveyor can be adjusted, the extending height of the telescopic conveyor can be matched with the boxcars with different heights in such a way, and the adaptability is high;
2. the positioning mechanism is engaged with the gears in a limiting manner, so that the screw rod can be limited and fixed in rotation, and the telescopic conveyor can be more stable after the height adjustment of the telescopic conveyor is completed, and the position movement cannot occur;
the height adjustment of the telescopic conveyor is realized through a simple structure, so that the telescopic conveyor can be suitable for the boxcars with different heights, and has the advantages of wide application range, low limitation and strong practicability.
Drawings
Fig. 1 is a front view of a structure of an auxiliary unloading platform of a telescopic machine according to the present utility model;
fig. 2 is a main cross-sectional view of a telescopic auxiliary unloading platform according to the present utility model;
FIG. 3 is a schematic view of the structure of the portion A of FIG. 2 of a telescopic auxiliary landing platform according to the present utility model;
FIG. 4 is a right side view of the structure of the slide shaft, cam, rotary shaft and annular groove of the auxiliary unloading platform of the telescopic machine;
fig. 5 is a three-dimensional view of an arc-shaped rack of a telescopic auxiliary unloading platform according to the present utility model.
In the figure: 1. a landing platform; 2. a telescopic conveyor; 3. a mounting plate; 4. a first telescopic rod; 5. a driving motor; 6. a screw rod; 7. a nut; 8. a push rod; 9. a bearing; 10. a gear; 11. a protective box; 12. a second telescopic rod; 13. an arc-shaped rack; 14. a connecting rod; 15. a return spring; 16. a fixed rod; 17. a slide shaft; 18. a cam; 19. a rotating shaft; 20. a torsion spring; 21. an annular groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-5, an auxiliary unloading platform of a telescopic machine comprises an unloading platform 1 and a telescopic conveyor 2 which are installed on the ground, wherein a driving motor 5 is welded on the inner wall of the right side of the unloading platform 1, a lead screw 6 is welded on an output shaft of the driving motor 5, two nuts 7 are connected to the lead screw 6 in a threaded manner, pushing rods 8 are connected to the tops of the two nuts 7 through shaft rotation, the same mounting plate 3 is connected to the tops of the two pushing rods 8 through shaft rotation, and the bottom of the telescopic conveyor 2 is welded on the top of the mounting plate 3;
the left end of the screw rod 6 penetrates through the left inner wall of the unloading platform 1 and extends to the left side of the unloading platform 1, a gear 10 is welded at the left end of the screw rod 6, a protective box 11 is welded at the left side of the unloading platform 1, and a positioning mechanism is arranged in the protective box 11 and matched with the gear 10;
the positioning mechanism comprises two second telescopic rods 12, two arc racks 13, two connecting rods 14, two return springs 15, two fixed rods 16, two sliding shafts 17, a cam 18 and a rotating shaft 19; the one end that two second telescopic links 12 kept away from each other welds respectively on the top inner wall and the bottom inner wall of protective housing 11, the one end that two second telescopic links 12 kept close to each other welds with the one side that two arc racks 13 kept away from each other respectively, two arc racks 13 all with gear 10 movable engagement, the right-hand member welding of connecting rod 14 is on the left side of corresponding arc rack 13, the one end that two return springs 15 kept away from each other welds respectively on the top inner wall and the bottom inner wall of protective housing 11, the one end that two return springs 15 kept close to each other welds respectively in the one side that two connecting rods 14 kept away from each other, the one end that two dead levers 16 kept away from each other welds with the one side that two connecting rods 14 kept close to each other respectively, the right-hand member welding of slide shaft 17 is on corresponding dead lever 16, the left end of two slide shafts 17 all slides with the right side of cam 18 and is connected, the right-hand member of pivot 19 runs through the left side of protective housing 11 and welds in the left side of cam 18.
By means of the structure, the telescopic conveyor 2 can be driven to move up and down through the transmission fit between the driving motor 5 and the mounting plate 3, so that the height of the telescopic conveyor 2 can be adjusted, the extending height of the telescopic conveyor 2 can be matched with the boxcars with different heights in such a way, and the adaptability is high; through setting up the spacing cooperation of meshing between positioning mechanism and the gear 10, can carry out spacing fixedly to the rotation of lead screw 6 to can make it more stable after the altitude mixture control of flexible conveyer 2 is accomplished, can not take place the position movement.
According to the utility model, the bearing 9 is fixedly sleeved on the screw rod 6, the bottom of the bearing 9 is welded on the inner wall of the bottom of the unloading platform 1, and the screw rod 6 can be stably supported in a rotating way through the bearing 9.
According to the utility model, two first telescopic rods 4 are welded on the inner wall of the bottom of the unloading platform 1, the top ends of the two first telescopic rods 4 are welded at the bottom of the mounting plate 3, and the mounting plate 3 and the telescopic conveyor 2 can be stably supported in a lifting manner by arranging the first telescopic rods 4.
In the utility model, the right side of the cam 18 is provided with the annular groove 21, the left ends of the two sliding shafts 17 are both connected in the annular groove 21 in a sliding way, and the two sliding shafts 17 can be driven to be close to or far away from each other by the sliding limit fit between the annular groove 21 and the two sliding shafts 17, so that the engagement and the unlocking between the two arc racks 13 and the gear 10 can be realized.
In the utility model, the torsion spring 20 is sleeved on the rotating shaft 19, the right end of the torsion spring 20 is welded on the left side of the cam 18, the left end of the torsion spring 20 is welded on the left inner wall of the protective box 11, and the rotating shaft 19 and the cam 18 can be driven to rotate and reset by arranging the torsion spring 20.
Working principle: when the height of the telescopic conveyor 2 is required to be adjusted, the rotating shaft 19 is rotated firstly, when the rotating shaft 19 rotates, the cam 18 can be driven to rotate, when the cam 18 rotates, the two sliding shafts 17 can be driven to be far away from each other through the sliding limit fit between the annular groove 21 and the two sliding shafts 17, when the two sliding shafts 17 are far away from each other, the two fixing rods 16 can be driven to be far away from each other, when the two fixing rods 16 are far away from each other, the two arc racks 13 can be driven to be far away from each other, when the two arc racks 13 are far away from each other, the engagement between the arc racks 13 and the gear 10 can be released, at the moment, the rotation limit of the screw rod 6 is released, at the moment, the driving motor 5 is started again, the screw rod 6 is driven to rotate through the driving motor 5, when the screw rod 6 rotates, the bottoms of the two pushing rods 8 can be driven to be close to or far away from each other through the threaded connection fit between the screw rod 6 and the two nuts 7, when the bottoms of the two pushing rods 8 are close to or far away from each other, the top ends of the two pushing rods 8 can push the mounting plate 3 to move up and down, when the mounting plate 3 moves up and down, the telescopic conveyor 2 can be driven to move up and down, the telescopic conveyor 2 can realize height adjustment, the extending height of the telescopic conveyor 2 can be matched with the boxcars with different heights through the mode, the adaptability is strong, when the height adjustment of the telescopic conveyor 2 is finished, the two arc racks 13 can be driven to be close to each other and reset through the elastic reset characteristics of the torsion spring 20 and the reset spring 15, at the moment, the two arc racks 13 can be meshed with the gear 10, the rotation of the screw rod 6 can be limited and fixed by the engagement limit between the arc-shaped rack 13 and the gear 10, so that the telescopic conveyor 2 can be more stable after the height adjustment of the telescopic conveyor 2 is completed, and the position movement cannot occur.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides a telescopic machine auxiliary unloading platform, includes landing platform (1) and flexible conveyer (2) of installing subaerial, its characterized in that, fixedly connected with driving motor (5) on landing platform (1) right side inner wall, fixedly connected with lead screw (6) on the output shaft of driving motor (5), threaded connection has two nuts (7) on lead screw (6), the top of two nuts (7) is all rotated and is connected with push rod (8), the top of two push rods (8) is rotated and is connected with same mounting panel (3), the bottom of flexible conveyer (2) is fixedly connected with the top at mounting panel (3);
the left end of lead screw (6) runs through the left side inner wall of landing platform (1) and extends to the left side of landing platform (1), and the left end fixedly connected with gear (10) of lead screw (6), the left side fixedly connected with protective housing (11) of landing platform (1), the inside of protective housing (11) is provided with positioning mechanism, positioning mechanism and gear (10) cooperate.
2. The telescopic auxiliary unloading platform according to claim 1, wherein a bearing (9) is fixedly sleeved on the screw rod (6), and the bottom of the bearing (9) is fixedly connected to the bottom inner wall of the unloading platform (1).
3. The telescopic machine auxiliary unloading platform according to claim 1, wherein two first telescopic rods (4) are fixedly connected to the inner wall of the bottom of the unloading platform (1), and the top ends of the two first telescopic rods (4) are fixedly connected to the bottom of the mounting plate (3).
4. A telescopic auxiliary landing platform according to claim 1, wherein the positioning mechanism comprises two second telescopic rods (12), two arc racks (13), two connecting rods (14), two return springs (15), two fixed rods (16), two slide shafts (17), a cam (18) and a rotating shaft (19);
one ends that two second telescopic links (12) kept away from each other are fixed connection respectively on the top inner wall and the bottom inner wall of protective housing (11), one end that two second telescopic links (12) kept away from each other is fixed connection with one side that two arc racks (13) kept away from each other respectively, two arc racks (13) all with gear (10) movable engagement, the right-hand member fixed connection of connecting rod (14) is in the left side of corresponding arc racks (13), one end that two reset springs (15) kept away from each other is fixed connection respectively on the top inner wall and the bottom inner wall of protective housing (11), one end that two reset springs (15) kept away from each other is fixed connection respectively in one side that two connecting rods (14) kept away from each other, one end that two dead levers (16) kept away from each other is fixed connection with one side that two connecting rods (14) kept away from each other respectively, the right-hand member fixed connection of slide shaft (17) is on corresponding dead lever (16), the left end of two slide shaft (17) all with the right side of cam (18) slide sliding connection, the right-hand member of two slide shaft (19) runs through the left side of protective housing (11) and fixed connection on the left side (18).
5. The telescopic machine auxiliary unloading platform according to claim 4, wherein the right side of the cam (18) is provided with an annular groove (21), and the left ends of the two sliding shafts (17) are both in sliding connection with the annular groove (21).
6. The telescopic machine auxiliary unloading platform according to claim 4, wherein the torsion spring (20) is sleeved on the rotating shaft (19), the right end of the torsion spring (20) is fixedly connected to the left side of the cam (18), and the left end of the torsion spring (20) is fixedly connected to the left inner wall of the protective box (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321299014.9U CN220333883U (en) | 2023-05-26 | 2023-05-26 | Auxiliary unloading platform of telescopic machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321299014.9U CN220333883U (en) | 2023-05-26 | 2023-05-26 | Auxiliary unloading platform of telescopic machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220333883U true CN220333883U (en) | 2024-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321299014.9U Active CN220333883U (en) | 2023-05-26 | 2023-05-26 | Auxiliary unloading platform of telescopic machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220333883U (en) |
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2023
- 2023-05-26 CN CN202321299014.9U patent/CN220333883U/en active Active
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