CN211469799U - High-precision four-wheel over-bending trolley - Google Patents
High-precision four-wheel over-bending trolley Download PDFInfo
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- CN211469799U CN211469799U CN201922438293.2U CN201922438293U CN211469799U CN 211469799 U CN211469799 U CN 211469799U CN 201922438293 U CN201922438293 U CN 201922438293U CN 211469799 U CN211469799 U CN 211469799U
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Abstract
The utility model provides a high-precision four-wheel bending trolley, which comprises a trolley body frame and four wheels, wherein the wheel positioned on one side of the trolley body frame is a driving wheel; the wheels positioned on one side of the vehicle body frame are driven wheels; the driving wheel is connected with a driving motor through a speed reducer; the wheel supporting plate is fixed on the outer side of the driving wheel; the wheel supporting plate is provided with a driving wheel mounting plate; the driving wheel mounting plate is provided with a rotary support; the rotary support is provided with a block elevation which is fixedly connected with the block elevation; the heightening block is arranged below the vehicle body frame; the outer side of the driven wheel is fixedly connected with a wheel supporting plate; the wheel supporting plate is provided with a driving wheel mounting plate; the driving wheel mounting plate is provided with a rotary support; the driven wheel mounting plate is sleeved outside the rotary support; a linear guide rail is arranged on the driven wheel mounting plate; the linear guide rails are arranged below the vehicle body frame and symmetrically arranged on two sides of the rotary support. The utility model discloses produced pulling force when can release four wheel rotation centers and take place geometric change prevents that the dolly card from dying, crosses curved smoothly.
Description
Technical Field
The utility model relates to an automatic change commodity circulation transport technical field specifically is a curved dolly is crossed to high accuracy four-wheel.
Background
Logistics automation has significant advantages, above all in that it improves the level of warehouse management. Due to the adoption of computer control management, each controlled device completely and automatically completes sequential operation. The material turnover management and the operation period are shortened, the warehouse throughput is correspondingly improved, and the method is suitable for the requirement of modern production. Secondly, it improves degree of automation and warehouse operating efficiency, saves labour, has improved productivity ratio. Thirdly, the storage amount is small, the occupied area is small, the materials are not piled and pressed, the storage and the taking are not interfered, and the quality of the stored materials is ensured.
In the prior art, the four-wheel trolley is used for carrying materials along the running of the appointed track, but when the four-wheel trolley turns along the track, the rotation centers of the four wheels can be changed geometrically, so that the four-wheel trolley is obstructed when entering the transverse track with the same horizontal height from the longitudinal track, and the trolley is blocked and cannot smoothly pass through the curve.
Therefore, the high-precision four-wheel over-bending trolley is provided, the pulling force generated when the rotation centers of the four wheels are geometrically changed can be released, the trolley is prevented from being locked, and smooth over-bending is a problem to be solved by the technical staff in the field.
SUMMERY OF THE UTILITY MODEL
The utility model discloses just based on at least one of above-mentioned technical problem, provide a curved dolly is crossed to high accuracy four-wheel, four wheels have independent rotation axis, and the wheel turn can be forced according to the guide of curved rail cambered surface to the guide pulley, and four wheel rotation centers can take place the geometric change when the cambered surface is crossed to the guide pulley, and driven wheel gyration is supported top installation linear guide and is used for releasing four wheel rotation centers and prevent that the dolly card from dying when taking place the geometric change, crosses curved smoothly.
In view of this, the utility model provides a high-precision four-wheel bending trolley, which comprises a trolley body frame and four wheels symmetrically distributed under the trolley body frame, wherein the wheels at one side of the trolley body frame are driving wheels; the wheels positioned on one side of the vehicle body frame are driven wheels;
the driving wheel is connected with a driving motor through a speed reducer; the wheel supporting plate is fixed on the outer side of the driving wheel; the wheel supporting plate is provided with a driving wheel mounting plate; the driving wheel mounting plate is provided with a rotary support; the rotary support is provided with a block elevation which is fixedly connected with the block elevation; the heightening block is arranged below the vehicle body frame;
the outer side of the driven wheel is fixedly connected with a wheel supporting plate; the wheel supporting plate is provided with a driving wheel mounting plate; the driving wheel mounting plate is provided with a rotary support; the driven wheel mounting plate is sleeved outside the rotary support; a linear guide rail is arranged on the driven wheel mounting plate; the linear guide rails are arranged below the vehicle body frame and symmetrically arranged on two sides of the rotary support.
In the utility model, the driving wheel runs along the outside curved rail; while the driven wheel runs along the inside curved track. The driving wheel slewing bearing is fixedly arranged and only rotates; a linear guide rail is arranged above the driven wheel rotary support, and the rotary shaft can move while rotating. When the trolley is bent, the guide wheels can force the wheels to turn according to the guide of the cambered surfaces of the bent rails, the change of the central lines of the bent rails can generate pulling force between the guide wheels, and at the moment, the linear guide rail above the driven wheels can release the pulling force to prevent the trolley from being locked and smoothly bending.
Furthermore, a limiting block is arranged below the vehicle body frame; the limiting blocks are two symmetrical blocks which are arranged on two sides of the linear guide rail.
The utility model discloses well stopper symmetry sets up in linear guide both sides, prevents that the dolly from derailing when crossing the turn.
Further, the over-bending trolley also comprises a guide wheel; wherein the guide wheels are a plurality of and are symmetrically distributed below the wheels through wheel supporting plates.
Preferably, the guide wheels are four and are symmetrically distributed around the lower part of the wheel through a wheel supporting plate.
The utility model discloses four guide pulleys are all installed to four wheels of well dolly, and four guide pulley cards are in the track both sides. When the trolley moves on the straight rail, the rotating shaft of each wheel is superposed with the central line of the rail, and the trolley smoothly passes through the rail. When the trolley is bent excessively, the guide wheels can force the wheels to turn according to the guide of the curved surfaces of the curved rails, and the arrangement of the guide wheels ensures the position accuracy of the trolley during straight walking and bending excessively.
Furthermore, a guide wheel shield is arranged outside the guide wheel; the guide wheel shield is detachably fixed on the wheel supporting plate.
Through the technical scheme, the utility model provides a high-precision four-wheel bending trolley, four wheels of the trolley are provided with independent slewing bearings, and the driving wheel slewing bearings are fixedly arranged and only do rotation; a linear guide rail is arranged above the driven wheel rotary support, and the rotary shaft can move while rotating. In order to ensure the position precision of the trolley during linear walking and bending, four guide wheels are arranged on four wheels of the trolley and are clamped on two sides of the track. When the trolley moves on the straight rail, the rotating shaft of each wheel is superposed with the central line of the rail, and the trolley smoothly passes through the rail. When the trolley is bent, the guide wheels can force the wheels to turn according to the guide of the cambered surfaces of the bent rails, the change of the central lines of the bent rails can generate pulling force between the guide wheels, and at the moment, the linear guide rail above the driven wheels can release the pulling force to prevent the trolley from being locked and smoothly bending.
Drawings
Fig. 1 shows a front view of a trolley for passing a bend provided by embodiment 1 of the present invention.
Fig. 2 shows a bottom view of the over-bent trolley provided in embodiment 1 of the present invention.
Fig. 3 shows a right side view of the over-bent trolley provided in embodiment 1 of the present invention.
Fig. 4 shows a left side view of the over-bent trolley provided in embodiment 1 of the present invention.
Fig. 5 shows a schematic structural view of an over-bending trolley provided in embodiment 2 of the present invention.
Fig. 6 shows a front view of the over-bent trolley provided by embodiment 2 of the present invention.
Fig. 7 shows the schematic view of the operation structure of the over-bending trolley of the utility model.
Fig. 8 shows the structural schematic diagram of the running track of the over-bending trolley of the utility model.
In the figure, 1 is an inner side curved rail, 2 is a straight rail, 3 is an outer side curved rail, 4 is a rail support, 5 is a vehicle body frame, 6 is a block, 7 is a slewing bearing, 8 is a driving wheel mounting plate, 9 is a wheel supporting plate, 10 is a wheel, 11 is a guide wheel shield, 12 is a guide wheel, 13 is a speed reducer, 14 is a driving motor, 15 is a driven wheel mounting plate, 16 is a linear guide rail, and 17 is a limiting block.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
The utility model provides a high-precision four-wheel bending trolley, four wheels of the trolley are provided with independent slewing bearings, and the driving wheel slewing bearings are fixedly arranged and only do rotation; a linear guide rail is arranged above the driven wheel rotary support, and the rotary shaft can move while rotating. In order to ensure the position precision of the trolley during linear walking and bending, four guide wheels are arranged on four wheels of the trolley and are clamped on two sides of the track. When the trolley moves on the straight rail, the rotating shaft of each wheel is superposed with the central line of the rail, and the trolley smoothly passes through the rail. When the trolley is bent, the guide wheels can force the wheels to turn according to the guide of the cambered surfaces of the bent rails, the change of the central lines of the bent rails can generate pulling force between the guide wheels, and at the moment, the linear guide rails above the driven wheels can release the pulling force to prevent the trolley from being locked and smoothly passing the bend, and the structure of the trolley is shown in figures 1-8.
Example 1
As shown in fig. 1-4, the utility model provides a high-precision four-wheel bending trolley, which comprises a trolley body frame 5 and four wheels 10 symmetrically distributed under the trolley body frame 5, wherein the wheel 10 positioned at one side of the trolley body frame 5 is a driving wheel; the wheels 10 positioned on one side of the vehicle body frame 5 are driven wheels;
the driving wheel is connected with a driving motor 14 through a speed reducer 13; the wheel supporting plate 9 is fixed on the outer side of the driving wheel; the wheel supporting plate 9 is provided with a driving wheel mounting plate 8; the driving wheel mounting plate 8 is provided with a rotary support; the rotary support is provided with a block 6 which is fixedly connected with the block 6; the heightening block 6 is arranged below the vehicle body frame 5;
the outer side of the driven wheel is fixedly connected with a wheel supporting plate 9; the wheel supporting plate 9 is provided with a driving wheel mounting plate 8; the driving wheel mounting plate 8 is provided with a rotary support; the rotary support is sleeved with a driven wheel mounting plate 15; a linear guide rail 16 is arranged on the driven wheel mounting plate 15; the linear guide rails 16 are disposed below the vehicle body frame 5 and symmetrically disposed on both sides of the slewing support.
In order to further optimize the technical scheme, a limiting block 17 is arranged below the vehicle body frame 5; the limiting blocks 17 are two symmetrical blocks arranged on two sides of the linear guide rail 16.
The bending trolley also comprises a guide wheel 12; wherein, the guide wheels 12 are distributed under the wheels 10 through the wheel supporting plates 9.
Example 2
As shown in fig. 5-6, the utility model provides a high-precision four-wheel bending trolley, which comprises a trolley body frame 5 and four wheels 10 symmetrically distributed under the trolley body frame 5, wherein the wheel 10 positioned at one side of the trolley body frame 5 is a driving wheel; the wheels 10 positioned on one side of the vehicle body frame 5 are driven wheels;
the driving wheel is connected with a driving motor 14 through a speed reducer 13; the wheel supporting plate 9 is fixed on the outer side of the driving wheel; the wheel supporting plate 9 is provided with a driving wheel mounting plate 8; the driving wheel mounting plate 8 is provided with a rotary support; the rotary support is provided with a block 6 which is fixedly connected with the block 6; the heightening block 6 is arranged below the vehicle body frame 5;
the outer side of the driven wheel is fixedly connected with a wheel supporting plate 9; the wheel supporting plate 9 is provided with a driving wheel mounting plate 8; the driving wheel mounting plate 8 is provided with a rotary support; the rotary support is sleeved with a driven wheel mounting plate 15; a linear guide rail 16 is arranged on the driven wheel mounting plate 15; the linear guide rails 16 are disposed below the vehicle body frame 5 and symmetrically disposed on both sides of the slewing support.
In order to further optimize the technical scheme, a limiting block 17 is arranged below the vehicle body frame 5; the limiting blocks 17 are two symmetrical blocks arranged on two sides of the linear guide rail 16.
The bending trolley also comprises a guide wheel 12; wherein, the guide wheels 12 are distributed under the wheels 10 through the wheel supporting plates 9.
In order to further optimize the technical scheme, a guide wheel shield 11 is arranged outside the guide wheel 12; the guide wheel shield 11 is detachably fixed to the wheel support plate 9.
The principle and the using method of the utility model are as shown in figures 7-8: the track of the over-bending trolley consists of a straight track 2 and a bent track; wherein the curved rail is divided into an inner curved rail 1 and an outer curved rail 3; a track support 4 is arranged between the inner side curved track 1 and the outer side curved track 3.
Four wheels 10 of the trolley are provided with independent slewing bearings 7, and the driving wheel slewing bearings 7 are fixedly arranged and only do rotation; a linear guide rail 16 is arranged above the driven wheel rotary support, and the rotary shaft can move while rotating. The driving wheel runs along the outer side bent rail 3; while the driven wheel runs along the inside curved track 1. In order to ensure the position precision of the trolley during linear walking and bending, four guide wheels 12 are arranged on four wheels of the trolley, and the four guide wheels 12 are clamped on two sides of the track. When the trolley moves on the straight rail 2, the rotating shaft of each wheel 10 is superposed with the central line of the rail, and the trolley smoothly passes through the rail. When the trolley is bent, the guide wheels 12 force the wheels 10 to turn according to the guide of the cambered surfaces of the bent rails, the change of the central lines of the bent rails can generate pulling force between the guide wheels 12, and at the moment, the linear guide rails 16 above the driven wheels release the pulling force to prevent the trolley from being locked and smoothly passing the bend.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A high-precision four-wheel over-bending trolley comprises a trolley body frame and four wheels symmetrically distributed below the trolley body frame, and is characterized in that the wheels positioned on one side of the trolley body frame are driving wheels; the wheels positioned on one side of the vehicle body frame are driven wheels;
the driving wheel is connected with a driving motor through a speed reducer; the wheel supporting plate is fixed on the outer side of the driving wheel; the wheel supporting plate is provided with a driving wheel mounting plate; the driving wheel mounting plate is provided with a rotary support; the rotary support is provided with a block elevation which is fixedly connected with the block elevation; the heightening block is arranged below the vehicle body frame;
the outer side of the driven wheel is fixedly connected with the wheel supporting plate; the wheel supporting plate is provided with the driving wheel mounting plate; the rotary support is arranged on the driving wheel mounting plate; the driven wheel mounting plate is sleeved outside the rotary support; a linear guide rail is arranged on the driven wheel mounting plate; the linear guide rails are arranged below the vehicle body frame and symmetrically arranged on two sides of the rotary support.
2. The high-precision four-wheel over-bending trolley according to claim 1, wherein a limiting block is arranged below the trolley body frame; the limiting blocks are two symmetrical limiting blocks arranged on two sides of the linear guide rail.
3. A high precision four wheel cornering car as claimed in claim 1 or 2, further comprising guide wheels; the guide wheels are distributed below the wheels through the wheel supporting plates symmetrically.
4. A high-precision four-wheel over-bending trolley as claimed in claim 3, wherein a guide wheel shield is arranged outside the guide wheel; the guide wheel shield is detachably fixed on the wheel supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922438293.2U CN211469799U (en) | 2019-12-30 | 2019-12-30 | High-precision four-wheel over-bending trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922438293.2U CN211469799U (en) | 2019-12-30 | 2019-12-30 | High-precision four-wheel over-bending trolley |
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| Publication Number | Publication Date |
|---|---|
| CN211469799U true CN211469799U (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922438293.2U Active CN211469799U (en) | 2019-12-30 | 2019-12-30 | High-precision four-wheel over-bending trolley |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113003134A (en) * | 2021-05-07 | 2021-06-22 | 湖北三丰小松自动化仓储设备有限公司 | RGV trolley for grain transportation anti-rollover compensation in brewing process |
-
2019
- 2019-12-30 CN CN201922438293.2U patent/CN211469799U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113003134A (en) * | 2021-05-07 | 2021-06-22 | 湖北三丰小松自动化仓储设备有限公司 | RGV trolley for grain transportation anti-rollover compensation in brewing process |
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