CN219727748U - Fork truck steering axle assembly - Google Patents
Fork truck steering axle assembly Download PDFInfo
- Publication number
- CN219727748U CN219727748U CN202321073189.8U CN202321073189U CN219727748U CN 219727748 U CN219727748 U CN 219727748U CN 202321073189 U CN202321073189 U CN 202321073189U CN 219727748 U CN219727748 U CN 219727748U
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- China
- Prior art keywords
- oil cylinder
- steering axle
- swing
- frame
- swing locking
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- 239000003921 oil Substances 0.000 claims abstract description 71
- 239000010687 lubricating oil Substances 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 8
- 238000005461 lubrication Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- Vehicle Body Suspensions (AREA)
Abstract
The utility model discloses a forklift steering axle assembly, which comprises a steering axle arranged on a frame, wherein two ends of the steering axle are respectively provided with a swing locking oil cylinder, the bottom end of the swing locking oil cylinder is fixedly arranged on the steering axle through an oil cylinder support, and the top end of the swing locking oil cylinder is arranged on the frame through a mounting seat; the oil cylinder support comprises a base used for being fixedly installed, a supporting lug connected with the swing locking oil cylinder is fixedly arranged on the base, a limiting plate is fixedly arranged on the outer side of the supporting lug, and the tail end of the limiting plate is abutted with the frame and used for limiting the swing of the frame. The steering axle assembly integrates the functions of installation and limiting of the swing locking oil cylinder, realizes the installation of the swing locking oil cylinder through the oil cylinder support, and further limits the swing of the frame through the limiting plate on the oil cylinder support. In addition, lubricating oil channels are arranged on the pin shafts, so that the contact surfaces of the pin shafts and the swing locking oil cylinders are lubricated.
Description
Technical Field
The utility model relates to the technical field of forklifts, in particular to a forklift steering axle assembly.
Background
The forklift is a common engineering machine, is increasingly widely applied, and has more diversified functional requirements on the forklift by users, and has higher requirements on the stability, comfort and safety of the whole forklift; at the same time, there is a higher desire for cost control.
The rear steering drive axle of the forklift is arranged on the frame, and two ends of the rear steering drive axle are respectively connected with the left rear wheel assembly and the right rear wheel assembly, so that the wheels steer, and further the forklift is steered. At present, for limiting a common rear steering axle of a forklift, a long-strip stop block is welded on a frame above the rear steering axle. In order to improve the working stability of the whole machine, the swing locking oil cylinder is generally installed, and at this time, a structure for installing the swing locking oil cylinder is required to be installed on the rear steering axle, so that the whole machine has a complex structure and high cost.
Disclosure of Invention
The utility model aims to provide a forklift steering axle assembly, which solves the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the forklift steering axle assembly comprises a steering axle arranged on a frame, wherein two ends of the steering axle are respectively provided with a swing locking oil cylinder, the bottom end of each swing locking oil cylinder is fixedly arranged on the steering axle through an oil cylinder support, and the top end of each swing locking oil cylinder is arranged on the frame through a mounting seat; the oil cylinder support comprises a base used for being fixedly installed, a supporting lug connected with the swing locking oil cylinder is fixedly arranged on the base, a limiting plate is fixedly arranged on the outer side of the supporting lug, and the tail end of the limiting plate is abutted with the frame and used for limiting the swing of the frame.
Further, the swing locking oil cylinder is connected with the support lugs through pin shafts, and the swing locking oil cylinder rotates around the pin shafts; an anti-rotation stop block is fixedly arranged on the support lug right below the pin shaft.
Preferably, a lubricating oil channel is formed in the pin shaft, an oil inlet of the lubricating oil channel is formed in the end part of the pin shaft, and an oil outlet of the lubricating oil channel is formed in the side wall of the pin shaft. Lubricating oil is added from an oil inlet in the center of the pin shaft, is conducted to the contact surface of the pin shaft and the swing locking oil cylinder through a lubricating oil channel and an oil outlet, and realizes lubrication.
Further, the limiting plate is fixed on the support lugs through the inner side plate, and the outer side plate is fixedly arranged on the inner side plate opposite to the support lugs; the top of the inner side plate is provided with an arc-shaped groove, and the height of the outer side plate is lower than that of the inner side plate.
According to the utility model, the limiting plate is arranged on the oil cylinder support, and the tail end of the limiting plate is abutted with the frame and used for limiting the swing of the frame, so that the effect of limiting the swing of the steering axle is achieved; and meanwhile, the strength and the stability of the integral welding structure of the oil cylinder support are also improved.
The steering axle assembly composed of the left tire assembly, the right tire assembly and the steering axle is arranged on the frame, wherein one end of the swing locking oil cylinder is arranged on the oil cylinder support, and the other end of the swing locking oil cylinder is arranged on the mounting seat of the frame, so that the swing locking function of the frame is realized. Because the steering axle is arranged on the frame, when the steering axle swings due to uneven ground, the swing of the frame is limited by the swing generated between the oil cylinder support and the locking oil cylinder. When the steering axle is damaged, the swing of the frame is limited due to the effect of the limiting plate on the oil cylinder support, so that the swing limiting function of the whole drive axle assembly is achieved, and the safety is ensured.
The steering axle assembly integrates the functions of installation and limiting of the swing locking oil cylinder, realizes the installation of the swing locking oil cylinder through the oil cylinder support, and limits the swing of the frame through the limiting plate on the oil cylinder support. In addition, lubricating oil channels are arranged on the pin shafts, so that the contact surfaces of the pin shafts and the swing locking oil cylinders are lubricated.
Drawings
Figure 1 is a schematic diagram of the installation of a swing lock cylinder and cylinder mount of the present utility model,
figure 2 is a schematic view of the structure of the cylinder support in the present utility model,
figure 3 is a side view of the cylinder mount of the present utility model,
figure 4 is a schematic structural view of the pin shaft in the utility model,
fig. 5 is a schematic view of the installation of the present utility model.
In the figure: the anti-rotation device comprises an oil cylinder support 1, a base 11, a limiting plate 12, an inner side plate 13, a support lug 14, an outer side plate 15, a pin 16, an oil inlet 161, an oil outlet 162, a check ring 17 and an anti-rotation stop block 18;
the steering device comprises a swing locking oil cylinder 2, a mounting seat 3, a frame 4, a tire assembly 5 and a steering axle 6.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, in an embodiment of the present utility model, a steering axle assembly of a forklift truck includes a steering axle 6 mounted on a frame 4, and two ends of the steering axle 6 are respectively connected with a left tire assembly 5 and a right tire assembly 5, so that wheels steer, and further steering of the forklift truck is achieved. A steering axle 6 outside the frame 4 is respectively provided with a swing locking oil cylinder 2, the bottom end of the swing locking oil cylinder 2 is fixedly arranged on the steering axle 6 through an oil cylinder support 1, and the top end of the swing locking oil cylinder 2 is arranged on the frame 4 through a mounting seat 3; as shown in fig. 2 and 3, the cylinder support 1 includes a base 11 for fixing and installing, a support lug 14 connected with the swing locking cylinder 2 is fixedly arranged on the base 11, a limiting plate 12 is fixedly arranged on one outer side of the support lug 14, and the tail end of the limiting plate 12 is abutted with the frame 4 for limiting the swing of the frame.
According to the utility model, the limiting plate is arranged on the oil cylinder support, and the tail end of the limiting plate is abutted with the frame and used for limiting the swing of the frame, so that the effect of limiting the swing of the steering axle is achieved; and meanwhile, the strength and the stability of the integral welding structure of the oil cylinder support are also improved.
In this embodiment, the swing lock cylinder 2 is connected to the support lug 14 through a pin 16, and the end of the pin 16 is limited by a retainer ring 17, so that the swing lock cylinder 2 rotates around the pin 16. The anti-rotation stop block 18 is fixedly arranged on the support lug right below the pin shaft 16, namely, the anti-rotation stop block 18 is welded on the side face of the support lug 14 and is in flush contact arrangement with the flat end face of the pin shaft 16, and the anti-rotation stop block is mainly used for reversing after the pin shaft 16 is installed so as to ensure lubrication of an oil cylinder, ensure that a lubrication oil outlet of the pin shaft 16 is always in a vertical state with the stress direction of the pin shaft 16, and ensure the service life of the pin shaft 16 and the reliability of the structure.
As shown in fig. 4, a lubricating oil channel is formed in the pin 16, an oil inlet 161 of the lubricating oil channel is formed in the end of the pin, an oil outlet 162 of the lubricating oil channel is formed in the side wall of the pin, the contact surface of the pin and the connecting end of the swing locking oil cylinder 2 is just lubricated, and lubricating oil is added from the oil inlet 161 and is conducted from the oil outlet 162 to the contact surface of the pin and the swing locking oil cylinder, so that lubrication is realized.
In this embodiment, the limiting plate 12 is fixed on the supporting lugs 14 through the inner side plate 13, and the outer side plate 15 is fixed on the inner side plate opposite to the supporting lugs 14; the top end of the inner side plate 13 is provided with an arc-shaped groove so as to facilitate the swing locking oil cylinder 2 to rotate on the support lugs; the height of the outer side plate 15 is lower than that of the inner side plate 13 in order to facilitate the observation of the cylinder installation and the observation of the operation.
As shown in fig. 5, a steering axle assembly composed of left and right tire assemblies 5 and a steering axle 6 is mounted on the frame 4. The bottom end of the swing locking oil cylinder 2 is arranged on the oil cylinder support 1 through a pin 16, and the top end of the swing locking oil cylinder is arranged on the mounting seat 3 of the frame 4, so that the swing locking function of the steering axle is realized. Then the whole body passes through a bolt hole on the base 11 and is fixedly arranged on a steering axle by using a bolt; the steering axle 6 is arranged on the frame 4, when the swing of the tire assembly is brought by uneven ground, the swing is transmitted to the cylinder support 1 through the steering axle 6, so that the swing is generated between the cylinder support 1 and the locking cylinder 2, and the frame is prevented from swinging, or the swing amplitude of the frame is well controlled. The general steering axle swings about 10, because the end of limiting plate 12 on the cylinder support 1 is abutted on the frame, the swing of the frame can be limited when the steering axle is damaged, namely the swing limiting function of the whole drive axle assembly is achieved, and the safety of the whole drive axle assembly is ensured.
Although the present disclosure describes embodiments, not every embodiment is described in terms of a single embodiment, and such description is for clarity only, and one skilled in the art will recognize that the embodiments described in the disclosure as a whole may be combined appropriately to form other embodiments that will be apparent to those skilled in the art.
Therefore, the above description is not intended to limit the scope of the utility model; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (5)
1. The utility model provides a fork truck steering axle assembly, includes steering axle (6) of installing on frame (4), its characterized in that: two ends of the steering axle (6) are respectively provided with a swing locking oil cylinder (2), the bottom end of the swing locking oil cylinder (2) is fixedly arranged on the steering axle (6) through an oil cylinder support (1), and the top end of the swing locking oil cylinder (2) is arranged on the frame (4) through an installation seat (3); the oil cylinder support (1) comprises a base (11) which is used for being fixedly installed, a supporting lug (14) which is connected with the swing locking oil cylinder (2) is fixedly arranged on the base (11), a limiting plate (12) is fixedly arranged on the outer side of the supporting lug (14), and the tail end of the limiting plate (12) is abutted with the frame (4) and used for limiting the swing of the frame.
2. The forklift steering axle assembly of claim 1, wherein: the swing locking oil cylinder (2) is connected with the support lugs (14) through pin shafts (16), and the swing locking oil cylinder (2) rotates around the pin shafts (16); an anti-rotation stop block (18) is fixedly arranged on the support lug which is positioned right below the pin shaft (16).
3. The forklift steering axle assembly of claim 2, wherein: a lubricating oil channel is formed in the pin shaft (16), an oil inlet (161) of the lubricating oil channel is formed in the end portion of the pin shaft, and an oil outlet (162) of the lubricating oil channel is formed in the side wall of the pin shaft.
4. The forklift steering axle assembly of claim 1, wherein: the limiting plate (12) is fixed on the supporting lugs (14) through the inner side plate (13), and the outer side plate (15) is fixedly arranged on the inner side plate opposite to the supporting lugs (14).
5. The forklift steering axle assembly of claim 4, wherein: the top end of the inner side plate (13) is provided with an arc-shaped groove, and the height of the outer side plate (15) is lower than that of the inner side plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321073189.8U CN219727748U (en) | 2023-05-05 | 2023-05-05 | Fork truck steering axle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321073189.8U CN219727748U (en) | 2023-05-05 | 2023-05-05 | Fork truck steering axle assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219727748U true CN219727748U (en) | 2023-09-22 |
Family
ID=88025942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321073189.8U Active CN219727748U (en) | 2023-05-05 | 2023-05-05 | Fork truck steering axle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219727748U (en) |
-
2023
- 2023-05-05 CN CN202321073189.8U patent/CN219727748U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |