CN219667864U - Universal wheel horizontal vibration damper for heavy load AGV - Google Patents
Universal wheel horizontal vibration damper for heavy load AGV Download PDFInfo
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- CN219667864U CN219667864U CN202320864470.7U CN202320864470U CN219667864U CN 219667864 U CN219667864 U CN 219667864U CN 202320864470 U CN202320864470 U CN 202320864470U CN 219667864 U CN219667864 U CN 219667864U
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- hinge
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- vibration damper
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- 238000013016 damping Methods 0.000 claims abstract description 23
- 230000007547 defect Effects 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
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Abstract
The utility model discloses a universal wheel horizontal vibration damper for a heavy-load AGV, and belongs to the technical field of vibration dampers. The universal wheel horizontal vibration damper for the heavy-load AGV solves the defects that in the prior art, the integral structure is complex, and if the inner space of the AGV is insufficient, only lighter load can be borne. The main structure of the hinge bracket comprises a hinge bracket and a hinge seat, wherein one end of the hinge bracket is provided with a universal wheel, the other end of the hinge bracket is provided with a damping spring assembly for damping the universal wheel, and the hinge bracket is hinged with the hinge seat through a pin shaft assembly. The utility model is mainly used for the heavy-load AGV.
Description
Technical Field
The utility model belongs to the technical field of vibration reduction devices, and particularly relates to a universal wheel horizontal vibration reduction device for a heavy-load AGV.
Background
Along with the development of intellectualization, AGVs (automated guided vehicles) are gradually applied to aspects of production and life, become multipliers with improved productivity, and are applied in the field of manufacturing industry: automatic logistics transport of AGV intelligent robot in intelligent factory is as flexible carrier of assembly line, and AGV is through special landmark navigation with article transportation to appointed place or along the circulation operation of assembly line.
Because AGV is transported through the subsidiary frock, carries the transport through the frock, in this in-process, requires AGV actuating system, especially drive wheel and ground should have good contact, just can provide better driving force, is unlikely to skid and unable normal operation. Therefore, in the six-wheel train arrangement of the AGV, three wheels are required to land, namely two driving wheels and one universal wheel, and the other three supporting wheels, wherein the two wheels are universal wheels with vertical damping springs, the one universal wheel is required to adopt a damping mechanism to ensure the two driving wheels and the one universal wheel of the AGV at any moment, and the three wheels land.
The common universal wheel vibration damping mechanism mostly uses a mode of vibration damping by adding a spring in the vertical direction, and has the functions of vibration damping and adjustability, but part of the common universal wheel vibration damping mechanism needs a larger vertical space, and auxiliary guide mechanisms such as a guide shaft and the like are needed, so that the whole structure is complex, and if the inner space of the AGV is insufficient, only lighter load can be borne.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides the universal wheel horizontal vibration damper for the heavy-load AGV, which has smaller height occupation space, more compact, flexible and convenient hinge structure and stronger capability of adapting to uneven road surfaces, and can ensure that a vehicle body has larger bearing capacity in a smaller height dimension space.
In order to achieve the above purpose, the present utility model is realized by adopting the following technical scheme:
the utility model provides a horizontal damping device of universal wheel for heavy load AGV, includes articulated support and hinge seat, the one end of articulated support is provided with the universal wheel, and the other end is provided with the damping spring assembly that is used for the universal wheel damping, and the articulated support is articulated with the hinge seat through the round pin axle assembly and is connected.
Preferably, the damping spring assembly comprises an upper spring seat plate and a lower spring seat plate, a second die spring is arranged between the upper spring seat plate and the hinged support, and a first die spring is arranged between the lower spring seat plate and the hinged support.
Preferably, the damping spring assembly further comprises a bolt and nut assembly, and the bolt and nut assembly sequentially penetrates through the spring lower seat plate, the die spring I, the hole on the hinged support, the die spring II and the spring upper seat plate from bottom to top.
Preferably, the bolt-nut assembly comprises a first bolt and a first nut, wherein the first bolt sequentially penetrates through the spring lower seat plate, the first die spring, the hole on the hinged support, the second die spring and the spring upper seat plate from bottom to top, and then the end part of the first bolt is locked through the first nut and the flat washer.
Preferably, a spring washer is also arranged between the first nut and the flat washer.
Preferably, a washer is further installed between the head of the first bolt and the spring lower seat plate.
Preferably, the pin shaft assembly comprises a positioning plate and a pin shaft, the hinge bracket is hinged with the hinge seat through the pin shaft, and the positioning plate is arranged on the hinge bracket through a second screw and is used for positioning the pin shaft. The pin shaft is positioned through the positioning plate, so that the pin shaft is prevented from falling off from the hinge bracket and the hinge seat in the long-time rotation process, namely, the positioning plate, the pin shaft and the hinge bracket rotate simultaneously in the rotation process.
Preferably, the pin shaft is sleeved with an oil-free bushing, and the oil-free bushing plays a role in lubrication during rotation of the pin shaft.
Preferably, the hinge seat is connected with the heavy-load AGV body through a second bolt.
Preferably, the spring lower seat plate is connected with the heavy-load AGV body through a screw I.
Compared with the prior art, the utility model has the beneficial effects that:
1. the pin shaft is positioned by the positioning plate, so that the pin shaft is prevented from falling off from the hinge bracket and the hinge seat in the long-time rotation process;
2. the oil-free bushing has the function of lubricating the pin shaft during rotation;
3. the hinge seat is connected with the heavy-load AGV body through a second bolt, the spring lower seat plate is connected with the heavy-load AGV body through a first bolt, the spring lower seat plate and the hinge seat are fixedly connected with the heavy-load AGV body, the universal wheel takes the pin shaft as a fulcrum, the spring at the other end of the hinge bracket is compressed, the vibration reduction function is realized, and the first 6 bolts play a role in locking and fixing as well as guiding in the vibration reduction spring assembly;
4. according to the utility model, through adopting a structure mode of a hinged support (lever principle), one end of the hinged support is fixed with a universal wheel, the other end of the hinged support is fixed on a vibration reduction spring assembly, a pivot of the hinged support is a hinge seat, the upper group of die springs II are tightly pressed on a spring upper seat plate, the die springs I are tightly pressed on a spring lower seat plate, a bolt and nut assembly sequentially penetrates through the spring lower seat plate, the die springs I, holes on the hinged support, the die springs II and the spring upper seat plate from bottom to top, when the ground level difference is large, the universal wheel drives the hinged support to swing up and down, a pin shaft is used as a hinged center to rotate, and the other end of the hinged support is driven to compress the die springs I or the die springs II, so that the vibration reduction purpose is achieved, and the whole spring vibration reduction device can realize normal work of 3500kg heavy load in the existing 420mm height range;
in conclusion, the utility model has the advantages of smaller height occupation space, more compact, flexible and convenient hinge structure, stronger capability of adapting to uneven road surfaces and capability of ensuring that the vehicle body has larger bearing capacity in a smaller height dimension space.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic view of the structure of the present utility model in a top view.
In the figure: 1. a first nut; 2. a flat gasket; 3. a spring washer; 4. a first bolt; 5. a spring upper seat plate; 6. a spring lower seat plate; 7. a first screw; 8. a first die spring; 9. a gasket; 10. a hinged bracket; 11. a hinge base; 12. a second bolt; 13. a second die spring; 14. a second screw; 15. a pin assembly; 16. a universal wheel; 17. a positioning plate; 18. and a pin shaft.
Detailed Description
The utility model will now be further illustrated by means of specific examples in connection with the accompanying drawings.
Example 1:
as shown in fig. 1-2, a universal wheel horizontal vibration damper for heavy-duty AGV comprises a hinged support 10 and a hinge seat 11, wherein one end of the hinged support 10 is provided with a universal wheel 16, the other end of the hinged support is provided with a vibration damping spring assembly for damping vibration of the universal wheel 16, and the hinged support 10 is hinged with the hinge seat 11 through a pin shaft assembly 15.
Example 2:
the utility model provides a universal wheel horizontal damping device for heavy load AGV, damping spring assembly includes bedplate 5 under the spring and bedplate 6, is provided with mould spring two 13 between bedplate 5 and the articulated support 10 under the spring, is provided with mould spring one 8 between bedplate 6 and the articulated support 10 under the spring.
The damping spring assembly further comprises a bolt and nut assembly, and the bolt and nut assembly sequentially penetrates through the spring lower seat plate 6, the die spring I8, the hole on the hinged support 10, the die spring II 13 and the spring upper seat plate 5 from bottom to top.
The bolt and nut assembly comprises a first bolt 4 and a first nut 1, wherein the first bolt 4 sequentially penetrates through a spring lower seat plate 6, a die spring I8, a hole on a hinged support 10, a die spring II 13 and a spring upper seat plate 5 from bottom to top, and then the end part of the first bolt 4 is locked through the first nut 1 and a flat washer 2.
A spring washer 3 is also arranged between the first nut 1 and the flat washer 2; a washer 9 is also mounted between the head of the first bolt 4 and the underspring seat plate 6.
The pin shaft assembly 15 comprises a positioning plate 17 and a pin shaft 18, the hinge bracket 10 is hinged with the hinge seat 11 through the pin shaft 18, and the positioning plate 17 is arranged on the hinge bracket 10 through a second screw 14 and positions the pin shaft 18. The pin shaft 18 is positioned by the positioning plate 17, so that the pin shaft 18 is prevented from falling off from the hinge bracket 10 and the hinge base 11 in the long-time rotation process, namely, the positioning plate 17, the pin shaft 18 and the hinge bracket 10 rotate simultaneously in the rotation process.
The pin shaft 18 is sleeved with an oil-free bushing, and the oil-free bushing has a lubricating effect when the pin shaft 18 rotates.
The hinge seat 11 is connected with a heavy-load AGV (automatic guided vehicle) body through the bolt II 12, the spring lower seat plate 6 is connected with the heavy-load AGV body through the bolt I7, the spring lower seat plate 6 and the hinge seat 11 are fixedly connected with the heavy-load AGV body, the universal wheel 16 takes the pin shaft 18 as a fulcrum, the spring at the other end of the hinge bracket 10 is compressed, the vibration reduction function is realized, and the bolt I4 plays a role in locking and fixing as well as guiding in the vibration reduction spring assembly. The other parts are the same as in example 1.
According to the utility model, through adopting a structure mode of a hinged support 10 (lever principle), one end of the hinged support 10 is fixed with a universal wheel 16, the other end of the hinged support is fixed on a vibration reduction spring assembly, a pivot of the hinged support 10 is a hinge seat 11, the hinge seat 11 is connected with a heavy-load AGV (automatic guided vehicle) body through a bolt II 12, a group of die springs II 13 above the hinge seat are tightly pressed on a spring upper seat plate 5, a die spring I8 is tightly pressed on a spring lower seat plate 6, the spring lower seat plate 6 is connected with the heavy-load AGV body through a screw I7, the bolt and nut assembly sequentially penetrates through the spring lower seat plate 6, the die spring I8, a hole on the hinged support 10, the die spring II 13 and the spring upper seat plate 5 from bottom to top, when the ground height difference is large, the universal wheel 16 drives the hinged support 10 to swing up and down, and the hinge pin 18 is used as a hinge center to rotate to drive the other end of the hinged support 10 to compress the die spring I8 or the die spring II 13, so that the vibration reduction purpose is achieved, and the whole spring vibration reduction device can realize normal work of heavy load 3500kg within the height range of 420 mm.
Claims (10)
1. The utility model provides a universal wheel horizontal damping device for heavy load AGV which characterized in that: the hinge bracket comprises a hinge bracket (10) and a hinge seat (11), wherein one end of the hinge bracket (10) is provided with a universal wheel (16), the other end of the hinge bracket is provided with a damping spring assembly for damping the universal wheel (16), and the hinge bracket (10) is hinged with the hinge seat (11) through a pin shaft assembly (15).
2. The universal wheel horizontal vibration damper for heavy-duty AGV according to claim 1, wherein: the damping spring assembly comprises a spring upper seat plate (5) and a spring lower seat plate (6), a die spring II (13) is arranged between the spring upper seat plate (5) and the hinged support (10), and a die spring I (8) is arranged between the spring lower seat plate (6) and the hinged support (10).
3. The universal wheel horizontal vibration damper for heavy-duty AGV according to claim 2, wherein: the damping spring assembly further comprises a bolt and nut assembly, and the bolt and nut assembly sequentially penetrates through the spring lower seat plate (6), the die spring I (8), the hole on the hinged support (10), the die spring II (13) and the spring upper seat plate (5) from bottom to top.
4. The universal wheel horizontal vibration damper for heavy-duty AGV according to claim 3, wherein: the bolt and nut assembly comprises a first bolt (4) and a first nut (1), wherein the first bolt (4) sequentially penetrates through the spring lower seat plate (6), the die spring I (8), a hole on the hinged support (10), the die spring II (13) and the spring upper seat plate (5) from bottom to top, and then the end part of the first bolt (4) is locked through the first nut (1) and the flat gasket (2).
5. The universal wheel horizontal vibration damper for heavy load AGV according to claim 4 wherein: a spring washer (3) is arranged between the first nut (1) and the flat washer (2).
6. The universal wheel horizontal vibration damper for heavy load AGV according to claim 4 wherein: a gasket (9) is arranged between the head of the first bolt (4) and the spring lower seat plate (6).
7. The universal wheel horizontal vibration damper for heavy load AGV according to any one of claims 1 to 6, wherein: the hinge pin assembly (15) comprises a positioning plate (17) and a hinge pin (18), the hinge bracket (10) is hinged with the hinge seat (11) through the hinge pin (18), and the positioning plate (17) is arranged on the hinge bracket (10) and is used for positioning the hinge pin (18).
8. The universal wheel horizontal vibration damper for heavy-duty AGV according to claim 7 wherein: an oilless bushing is sleeved on the pin shaft (18).
9. The universal wheel horizontal vibration damper for heavy load AGV according to any one of claims 1 to 6, wherein: the hinge seat (11) is connected with the heavy-load AGV body through a second bolt (12).
10. The universal wheel horizontal vibration damper for heavy load AGV according to any one of claims 2 to 6, wherein: the spring lower seat board (6) is connected with the heavy-load AGV body through a first screw (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320864470.7U CN219667864U (en) | 2023-04-13 | 2023-04-13 | Universal wheel horizontal vibration damper for heavy load AGV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320864470.7U CN219667864U (en) | 2023-04-13 | 2023-04-13 | Universal wheel horizontal vibration damper for heavy load AGV |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219667864U true CN219667864U (en) | 2023-09-12 |
Family
ID=87928316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320864470.7U Active CN219667864U (en) | 2023-04-13 | 2023-04-13 | Universal wheel horizontal vibration damper for heavy load AGV |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219667864U (en) |
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2023
- 2023-04-13 CN CN202320864470.7U patent/CN219667864U/en active Active
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