CN217778235U - Oil cylinder device special for forklift steering axle - Google Patents
Oil cylinder device special for forklift steering axle Download PDFInfo
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- CN217778235U CN217778235U CN202222139034.1U CN202222139034U CN217778235U CN 217778235 U CN217778235 U CN 217778235U CN 202222139034 U CN202222139034 U CN 202222139034U CN 217778235 U CN217778235 U CN 217778235U
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Abstract
The utility model relates to the field of hoisting equipment, in particular to a cylinder device special for a steering axle of a forklift, wherein a left cylinder is connected with the left end of a left moving body, the right end of the left moving body is connected with the left end of a left telescopic rod, and the right end of the left telescopic rod is connected with the left end of a fixed body; the right oil cylinder is connected with the right end of the right moving body, the left end of the right moving body is connected with the right end of the right telescopic rod, and the left end of the right telescopic rod is connected with the right end of the fixed body; the bottom parts of the left moving body and the right moving body can be movably arranged on the slide rail, the fixing body is fixed in the middle of the slide rail, the top part of the left moving body is provided with a left screw hole, the top part of the right moving body is provided with a right screw hole, the left moving body further comprises a screw rod connected with the left screw hole and the right screw hole, the screw rod is provided with a left thread and a right thread opposite to the rotation direction of the left thread, the left thread is connected with the left screw hole, and the right thread is connected with the right screw hole; the springs are pressed between the left moving body, the right moving body and the fixed body. The screw rod is rotated to realize the distance adjustment of the left oil cylinder and the right oil cylinder, and the steering axle housing is suitable for installation of steering axle housings of different sizes.
Description
Technical Field
The utility model belongs to the technical field of the fork truck accessory and specifically relates to a be exclusively used in hydro-cylinder device of fork truck steer axle is related to.
Background
Fork truck steer axle is used for controlling fork truck's turning to, and present fork truck steer axle structure is as patent number: 201820825080.8, entitled a transverse oil cylinder steering axle with a large wheel base, wherein two sides of a supporting column are respectively provided with a steering oil cylinder, and a piston at the top of the steering oil cylinder is movably connected with a steering knuckle through a connecting rod mechanism. But has the following disadvantages: the length adjustment of two hydro-cylinders can't be realized, the installation of the steering axle housing of unable adaptation not unidimensional, secondly, the dismouting is inconvenient, can't guarantee the fastness and the stability of installation moreover.
Disclosure of Invention
In order to solve the problem, the utility model provides a be exclusively used in hydro-cylinder device of fork truck steering axle can use the not installation of unidimensional steering axle shell, and the governing speed is fast, and is efficient.
In order to achieve the above object, the utility model provides a following technical scheme: a special oil cylinder device for a forklift steering axle comprises a left oil cylinder and a right oil cylinder, wherein the left oil cylinder is connected with the left end of a left moving body, the right end of the left moving body is connected with the left end of a left telescopic rod, and the right end of the left telescopic rod is connected with the left end of a fixed body; the right oil cylinder is connected with the right end of the right moving body, the left end of the right moving body is connected with the right end of the right telescopic rod, and the left end of the right telescopic rod is connected with the right end of the fixed body; the bottom parts of the left moving body and the right moving body can be movably arranged on a slide rail, the fixing body is fixed in the middle of the slide rail, the top part of the left moving body is provided with a left screw hole, the top part of the right moving body is provided with a right screw hole, the left moving body further comprises a screw rod connected with the left screw hole and the right screw hole, the screw rod is provided with a left thread and a right thread opposite to the rotation direction of the left thread, the left thread is connected with the left screw hole, and the right thread is connected with the right screw hole; a left spring is pressed between the left moving body and the fixed body, and a right spring is pressed between the right moving body and the fixed body. When the steering axle housing is used, the left moving body and the right moving body can be close to or far away from the slide rail by rotating the screw rod, so that the left oil cylinder and the right oil cylinder are driven to be close to or far away from the slide rail, the steering axle housing is suitable for installation of steering axle housings of different sizes, the practicability is better, the adjustment is convenient, the height is accurately determined, and the speed is high; secondly, the sliding rail, the fixed body, the left telescopic rod, the right telescopic rod, the left moving body and the right moving body are additionally arranged, so that the moving installation firmness of the left oil cylinder and the right oil cylinder and the adjusted stability can be ensured; the left spring and the right spring can absorb the vibration generated by the running of the vehicle, and the installation stability of the left moving body and the right moving body can be further improved.
Furthermore, a spherical left anti-falling head is arranged at the right end of the left telescopic rod and is inserted into the left end of the fixing body; the left end of the right telescopic rod is provided with a spherical right anti-falling head, and the right anti-falling head is inserted into the right end of the fixed body. This design simple structure when guaranteeing left moving body and the nimble removal of right moving body, plays limiting displacement to left moving body and right moving body, can also guarantee the stability of removal.
Furthermore, be equipped with vertical post of inserting in the middle of the slide rail, the fixed body is pegged graft on inserting the post. The design structure is simple, and the disassembly and the assembly are convenient.
Furthermore, a left slot is formed in the left side of the left moving body, and the left oil cylinder is inserted into the left slot; the right side of the right moving body is provided with a right slot, and the right oil cylinder is inserted in the right slot. The design structure is simple, the dismounting is convenient, and the installation is firm and stable.
To sum up, the utility model has the advantages that: the distance between the left oil cylinder and the right oil cylinder can be adjusted by rotating the screw rod, the installation of steering axle housings with different sizes is adapted, the operation is convenient, and the adjusting accuracy is high; the sliding groove, telescopic link, right telescopic link etc. guarantee fastness and stability after left hydro-cylinder and the right hydro-cylinder interval regulation.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a part of the structure of the present invention;
wherein, the left oil cylinder 1; a right cylinder 2; the left moving body 3, the left telescopic rod 31, the left anti-falling head 32 and the left slot 33; a fixed body 4; a right moving body 5, a right telescopic rod 51, a right anti-drop head 52 and a right slot 53; a slide rail 6 and an insert post 61; screw 7, left screw 71, right screw 72.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
As shown in figures 1 and 2, the oil cylinder device special for the steering axle of the forklift comprises a left oil cylinder 1 and a right oil cylinder 2, the left oil cylinder and the right oil cylinder adopt the existing products, and the tail ends of the rod bodies of the left oil cylinder and the right oil cylinder are provided with the installation of a perforation convenience and a link mechanism.
The improvement of the product is that: the left oil cylinder 1 is connected with the left end of the left moving body 3, the right end of the left moving body 3 is connected with the left end of the left telescopic rod 31, and the right end of the left telescopic rod 31 is connected with the left end of the fixed body 4; the bottom of the left moving body 3 is movably arranged at the left end of the sliding rail 6. Left telescopic link 31 chooses for use current telescopic link that can realize stretching out and drawing back, left side moving body 3 includes the vertical board in a left side, and the left surface of the vertical board in this left side is equipped with left slot 33 of opening towards the left side, left side hydro-cylinder 1 is pegged graft in left slot 33, the vertical board bottom in a left side and left slot 33 bottom all set up left spout, this left spout and the cooperation of slide rail 6, and then left moving body 3 can be controlled along the slide rail and remove.
Similarly, the right oil cylinder 2 is connected with the right end of the right moving body 5, the left end of the right moving body 5 is connected with the right end of the right telescopic rod 51, and the left end of the right telescopic rod 51 is connected with the right end of the fixed body 4; the telescopic link that can realize stretching out and drawing back also chooses for use to the right telescopic link 51 now, and the equal movable slide rail 6 right-hand members of locating in the bottom of right side moving body 5, right side moving body 5 includes the vertical board in the right side, and the right side of this vertical board in the right side is equipped with opening right slot 53, right side hydro-cylinder 2 is pegged graft in right slot 53, the vertical board bottom in the right side and the bottom of right slot 53 in the right side all are equipped with right spout, and this right spout and slide rail 6 cooperation, and then right side moving body 5 can remove about along the slide rail.
Moreover, the fixing body 4 is fixed in the middle of the sliding rail 6, that is, the vertical inserting column 61 is arranged in the middle of the sliding rail 6, the fixing body 4 is inserted into the inserting column 61, and the specific connection mode can be designed according to the requirement. The top of the left moving body 3 is provided with a left screw hole, the top of the right moving body 5 is provided with a right screw hole, the screw rod 7 is connected with the left screw hole and the right screw hole, the screw rod 7 is provided with a left thread 71 and a right thread 72, the rotating direction of the right thread 72 is opposite to that of the left thread 71, the left thread 71 is connected with the left screw hole, and the right thread 72 is connected with the right screw hole.
In addition, the right end of the left telescopic rod 31 is provided with a spherical left anti-falling head 32, and the left anti-falling head 32 is inserted into the left end of the fixed body 4; the left end of the right telescopic rod 51 is provided with a spherical right anti-drop head 52, and the right anti-drop head 52 is inserted into the right end of the fixed body 4.
Of course, in order to prevent the left and right moving bodies 3 and 5 from being separated from the screw, the screw is located on the left side of the left moving body and is connected with the left nut, and the screw 7 is located on the right side of the right moving body 5 and is connected with the right nut. And can set up the bolt at the both ends of slide rail, this bolt can conveniently be connected with steering axle housing.
The left spring 34 is pressed between the left moving body 3 and the fixed body 4, and the right spring 54 is pressed between the right moving body 5 and the fixed body 4.
When the telescopic device is used, the screw 7 is rotated clockwise, so that the left moving body 3 and the right moving body 5 are driven to move close along the slide rail 6, the left oil cylinder 1 and the right oil cylinder 2 are close to each other, and the left telescopic rod 31 and the right telescopic rod 51 are shortened; conversely, when the screw 7 is rotated counterclockwise, the left oil cylinder 1 and the right oil cylinder 2 move away along the slide rail, and the left telescopic rod 31 and the right telescopic rod 51 extend. After adjustment, a left nut is screwed on the left side of the left moving body 3 on the screw 7, and a right nut is screwed on the right side of the right moving body 5 on the screw 7, so that fixation after adjustment is completed.
This product is installed in steering axle housing internally, slide rail 6 is fixed in steering axle housing through the bolt, then a connecting rod structure is connected respectively to the perforation of 1 left end of left side hydro-cylinder and the perforation of right hydro-cylinder right-hand member, a knuckle is connected to each connecting rod structure, but two knuckles be swivelling joint respectively in the both ends of steering axle housing, because the interval of the steering axle installation knuckle of equidimension is different, then the interval through controlling left hydro-cylinder 1 and right hydro-cylinder 2 can adapt to the installation of equidimension steering axle, and only need rotate the screw rod and drive left hydro-cylinder 1 and right hydro-cylinder 2 when can be close to and keep away from, and it is convenient to adjust, and the accuracy of adjusting is good, and is fast.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. The utility model provides a be exclusively used in hydro-cylinder device of fork truck steer axle, includes left hydro-cylinder (1) and right hydro-cylinder (2), its characterized in that: the left oil cylinder (1) is connected with the left end of the left moving body (3), the right end of the left moving body (3) is connected with the left end of the left telescopic rod (31), and the right end of the left telescopic rod (31) is connected with the left end of the fixed body (4); the right oil cylinder (2) is connected with the right end of the right moving body (5), the left end of the right moving body (5) is connected with the right end of a right telescopic rod (51), and the left end of the right telescopic rod (51) is connected with the right end of the fixed body (4); the bottom of each of the left moving body (3) and the right moving body (5) can be movably arranged on a sliding rail (6), the fixing body (4) is fixed in the middle of the sliding rail (6), a left screw hole is formed in the top of the left moving body (3), a right screw hole is formed in the top of the right moving body (5), the left-handed screw-type movable rack further comprises a screw rod (7) connected with the left screw hole and the right screw hole, the screw rod (7) is provided with a left thread (71) and a right thread (72) opposite to the rotation direction of the left thread (71), the left thread (71) is connected with the left screw hole, and the right thread (72) is connected with the right screw hole; a left spring (34) is pressed between the left moving body (3) and the fixed body (4), and a right spring (54) is pressed between the right moving body (5) and the fixed body (4).
2. The cylinder device special for the steering axle of the forklift truck according to claim 1, characterized in that: the right end of the left telescopic rod (31) is provided with a spherical left anti-falling head (32), and the left anti-falling head (32) is inserted into the left end of the fixed body (4); the left end of the right telescopic rod (51) is provided with a spherical right anti-falling head (52), and the right anti-falling head (52) is inserted into the right end of the fixed body (4).
3. The cylinder device special for the steering axle of the forklift truck according to claim 2, characterized in that: the middle of the sliding rail (6) is provided with a vertical inserting column (61), and the fixing body (4) is inserted into the inserting column (61).
4. The oil cylinder device special for the steering axle of the forklift truck as recited in claim 3, wherein: a left slot (33) is formed in the left side of the left moving body (3), and the left oil cylinder (1) is inserted into the left slot (33); the right moving body (5) is provided with a right slot (53) on the right side, and the right oil cylinder (2) is inserted into the right slot (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222139034.1U CN217778235U (en) | 2022-08-15 | 2022-08-15 | Oil cylinder device special for forklift steering axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222139034.1U CN217778235U (en) | 2022-08-15 | 2022-08-15 | Oil cylinder device special for forklift steering axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217778235U true CN217778235U (en) | 2022-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222139034.1U Active CN217778235U (en) | 2022-08-15 | 2022-08-15 | Oil cylinder device special for forklift steering axle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117360610A (en) * | 2023-12-08 | 2024-01-09 | 潍坊德佑传动机械有限公司 | Steering trapezoid structure for tractor drive axle |
-
2022
- 2022-08-15 CN CN202222139034.1U patent/CN217778235U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117360610A (en) * | 2023-12-08 | 2024-01-09 | 潍坊德佑传动机械有限公司 | Steering trapezoid structure for tractor drive axle |
| CN117360610B (en) * | 2023-12-08 | 2024-02-02 | 潍坊德佑传动机械有限公司 | Steering trapezoid structure for tractor drive axle |
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