CN216238701U - Novel frame hinge structure of land leveler - Google Patents
Novel frame hinge structure of land leveler Download PDFInfo
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- CN216238701U CN216238701U CN202120923062.5U CN202120923062U CN216238701U CN 216238701 U CN216238701 U CN 216238701U CN 202120923062 U CN202120923062 U CN 202120923062U CN 216238701 U CN216238701 U CN 216238701U
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Abstract
A novel grader frame hinge structure comprises a front mounting seat and a rear mounting seat, wherein a first front mounting plate is arranged at the upper part of the front mounting seat, a second front mounting plate is arranged at the lower part of the front mounting seat, a first rear mounting plate is arranged at the upper part of the rear mounting seat, and a second rear mounting plate is arranged at the lower part of the rear mounting seat; the first front mounting plate and the first rear mounting plate are internally provided with an upper hinge device in a penetrating way, and the second front mounting plate and the second rear mounting plate are internally provided with a lower hinge device in a penetrating way; the stress is completely acted on the pin shaft, the bolt cannot be influenced, the bolt is protected from being sheared, the novel structural design is adopted, the number of assembly parts is small, the assembly and disassembly are easy, and the material cost and the labor cost are low.
Description
The technical field is as follows:
the utility model relates to the technical field of land levelers, in particular to a novel articulated structure of a land leveller frame.
Background art:
the land leveler is an engineering machine with high efficiency, high operation precision and wide application, is widely used for leveling operation of large-area fields such as highways, railways, airports, parking lots and the like, and is also used for operations such as farmland soil preparation, embankment shaping, forest road renovation and the like.
The frame is the main bearing mechanism of the land leveler and is divided into a front frame and a rear frame, wherein the front frame bears a working device, and the rear frame bears a power system, a transmission system and the like. The hinge joint form of the front and rear frames adopted by each manufacturer at the present stage is different from the hinge joint form of the rear and front frames, the upper and lower hinge joints are realized by adopting a knuckle bearing to perform a steering function, the inner part of the knuckle bearing is connected by adopting a solid pin shaft, the pin shaft is fixed on the front frame by adopting a shaft end baffle plate and a fastening bolt, and in the process of realizing the hinge joint steering of the frames, if the knuckle bearing is blocked due to external factors, the inner ring and the outer ring of the knuckle bearing cannot move relatively, and the fastening bolt for fixing the pin shaft is sheared by a shearing force, so that the pin shaft moves upwards, and the hinge mechanism is damaged integrally.
The utility model content is as follows:
in order to solve the problems and overcome the defects of the prior art, the utility model provides a novel articulated structure of a grader frame, which is used for protecting a bolt from being sheared because all stress acts on a pin shaft, and the bolt cannot be influenced.
The utility model provides a novel grader frame hinge structure which comprises a front mounting seat and a rear mounting seat, wherein a first front mounting plate is arranged at the upper part of the front mounting seat, a second front mounting plate is arranged at the lower part of the front mounting seat, a first rear mounting plate is arranged at the upper part of the rear mounting seat, and a second rear mounting plate is arranged at the lower part of the rear mounting seat;
an upper hinge device is arranged in the first front mounting plate and the first rear mounting plate in a penetrating manner, and a lower hinge device is arranged in the second front mounting plate and the second rear mounting plate in a penetrating manner.
Furthermore, the upper hinge device comprises an upper long bolt, an upper pin shaft, an upper joint bearing, an upper washer and an upper nut; the upper joint bearing is arranged in the first rear mounting plate in a penetrating manner in an interference fit manner, the upper pin shaft is arranged in the upper joint bearing in a penetrating manner in a clearance fit manner, and the upper long bolt is arranged in the upper pin shaft in a penetrating manner; the upper pin shaft is of a two-stage stepped structure, a table top is arranged at the upper end of the upper pin shaft, the table top is attached to the upper surface of the first front mounting plate, the upper gasket is attached to the lower surface of the first front mounting plate, and the upper nut is arranged below the upper gasket and meshed with the upper long bolt.
Further, still include the upper cover plate that is used for preventing the upward drunkenness of upper joint bearing, the upper cover plate setting is between first front mounting plate and first back mounting plate, and the upper cover plate is located joint bearing's top.
Further, the lower hinge device comprises a lower long bolt, a lower pin shaft, a lower knuckle bearing, a lower spacer bush, a lower washer and a lower nut; the lower knuckle bearing is arranged in the second rear mounting plate in a penetrating manner in an interference fit manner, the lower pin shaft is arranged in the lower knuckle bearing in a penetrating manner in a clearance fit manner, and the lower long bolt is arranged in the lower pin shaft in a penetrating manner; the lower pin shaft is of a three-stage stepped structure, the upper end of the lower pin shaft is provided with a table top, the table top is attached to the upper surface of the second front mounting plate, the lower gasket is attached to the lower surface of the second front mounting plate, and the lower nut is arranged below the lower gasket and meshed with the lower long bolt; the thinner part of the lower end of the lower pin shaft is provided with a spacer bush used for positioning the upper position and the lower position of the rear mounting seat.
Further, still including the first apron and the second apron down that are used for preventing lower joint bearing upwards and drunkenness downwards, first apron and second apron are all set up before the second between mounting panel and the second rear mounting panel down, and first apron is located joint bearing's top down, and the second apron is located joint bearing's below down.
Furthermore, go up articulated mounting and include the upper cover plate, link to each other through the bolt between upper cover plate and the back mount pad.
Further, lower hinge means includes apron under first apron and the second, and all link to each other through the bolt between apron and the back mount pad under first apron and the second.
The utility model has the beneficial effects that:
the novel structure design, the number of assembly parts is small, the assembly and disassembly are easy, and the material cost and the labor cost are low.
And 2, the upper pin shaft and the lower pin shaft are stressed in the hinging process, so that the bolt is not influenced and is protected from being sheared.
Description of the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the overall structure of the present invention;
FIG. 3 is an exploded view of the upper hinge assembly of the present invention;
FIG. 4 is an exploded view of the lower hinge assembly of the present invention;
in the drawings: 1. front mounting base, 2, rear mounting base, 3, upper hinge device, 4, lower hinge device, 11, first front mounting plate, 12, second front mounting plate, 21, first rear mounting plate, 22, second rear mounting plate, 31, upper long bolt, 32, upper pin shaft, 33, upper cover plate, 34, upper joint bearing, 35, upper gasket, 36, upper nut, 41, lower long bolt, 42, lower pin shaft, 43, lower joint bearing, 44, first lower cover plate, 45, second lower cover plate, 46, lower spacer, 47, lower gasket, 48, lower nut.
The specific implementation mode is as follows:
in order to make the implementation objects, technical solutions and advantages of the present invention more clear, the present invention will be described in more detail below with reference to fig. 1, fig. 2, fig. 3 and fig. 4 of the present invention.
The utility model provides a novel frame hinge structure of a land leveler, which comprises a front mounting seat 1 and a rear mounting seat 2, wherein a first front mounting plate 11 is arranged at the upper part of the front mounting seat 1, a second front mounting plate 12 is arranged at the lower part of the front mounting seat 1, a first rear mounting plate 21 is arranged at the upper part of the rear mounting seat 2, and a second rear mounting plate 22 is arranged at the lower part of the rear mounting seat 2; the first front mounting plate 11 and the first rear mounting plate 21 are internally provided with an upper hinge device 3 in a penetrating way, and the second front mounting plate 12 and the second rear mounting plate 22 are internally provided with a lower hinge device 4 in a penetrating way; the upper hinge device 3 comprises an upper long bolt 31, an upper pin shaft 32, an upper knuckle bearing 34, an upper washer 35 and an upper nut 36; the upper joint bearing 34 is arranged in the first rear mounting plate 21 in a penetrating manner in an interference fit manner, the upper pin shaft 32 is arranged in the upper joint bearing 34 in a penetrating manner in a clearance fit manner, and the upper long bolt 31 is arranged in the upper pin shaft 32 in a penetrating manner; the upper pin shaft 32 is of a two-stage stepped structure, the upper end of the upper pin shaft 32 is provided with a table top, the table top is attached to the upper surface of the first front mounting plate 11, the upper gasket 35 is attached to the lower surface of the first front mounting plate 11, and the upper nut 36 is arranged below the upper gasket 35 and meshed with the upper long bolt 31; the upper joint bearing device further comprises an upper cover plate 33 used for preventing the upper joint bearing 34 from moving upwards, the upper cover plate 33 is arranged between the first front mounting plate 11 and the first rear mounting plate 21, and the upper cover plate 33 is positioned above the joint bearing; the lower hinge device 4 comprises a lower long bolt 41, a lower pin shaft 42, a lower knuckle bearing 43, a lower spacer 46, a lower washer 47 and a lower nut 48; the lower knuckle bearing 43 is arranged in the second rear mounting plate 22 in a penetrating manner in an interference fit manner, the lower pin shaft 42 is arranged in the lower knuckle bearing 43 in a penetrating manner in a clearance fit manner, and the lower long bolt 41 is arranged in the lower pin shaft 42 in a penetrating manner; the lower pin shaft 42 is of a three-stage stepped structure, the upper end of the lower pin shaft 42 is provided with a table top, the table top is attached to the upper surface of the second front mounting plate 12, the lower gasket 47 is attached to the lower surface of the second front mounting plate 12, and the lower nut 48 is arranged below the lower gasket 47 and meshed with the lower long bolt 41; a spacer bush for positioning the upper position and the lower position of the rear mounting seat 2 is arranged at the thinner part of the lower end of the lower pin shaft 42; the lower joint bearing device further comprises a first lower cover plate 44 and a second lower cover plate 45 for preventing the lower joint bearing 43 from moving upwards and downwards, wherein the first lower cover plate 44 and the second lower cover plate 45 are both arranged between the second front mounting plate 12 and the second rear mounting plate 22, the first lower cover plate 44 is positioned above the lower joint bearing 43, and the second lower cover plate 45 is positioned below the lower joint bearing 43; the upper hinge device 3 comprises an upper cover plate 33, and the upper cover plate 33 is connected with the rear mounting seat 2 through bolts; the lower hinge device 4 comprises a first lower cover plate and a second lower cover plate, and the first lower cover plate and the second lower cover plate are connected with the rear mounting seat 2 through bolts.
One of the embodiments of the utility model is as follows:
the mounting device comprises a front mounting seat and a rear mounting seat, wherein a first front mounting plate is arranged at the upper part of the front mounting seat, a second front mounting plate is arranged at the lower part of the front mounting seat, a first rear mounting plate is arranged at the upper part of the rear mounting seat, and a second rear mounting plate is arranged at the lower part of the rear mounting seat; the mounting panel all is provided with two before first preceding mounting panel and the second, and the mounting panel is located between two parallel arrangement's the first preceding mounting panel after first, and the mounting panel is located between two parallel arrangement's the second preceding mounting panel after the second.
An upper hinge device is arranged in the first front mounting plate and the first rear mounting plate in a penetrating manner, and a lower hinge device is arranged in the second front mounting plate and the second rear mounting plate in a penetrating manner.
The upper hinge device comprises an upper long bolt, an upper pin shaft, an upper joint bearing, an upper washer and an upper nut; the upper joint bearing is arranged in the first rear mounting plate in a penetrating manner in an interference fit manner, the upper pin shaft is arranged in the upper joint bearing in a penetrating manner in a clearance fit manner, and the upper long bolt is arranged in the upper pin shaft in a penetrating manner; the upper pin shaft is of a two-stage stepped structure, a table top is arranged at the upper end of the upper pin shaft, the table top is attached to the upper surface of the first front mounting plate, the upper gasket is attached to the lower surface of the first front mounting plate, and the upper nut is arranged below the upper gasket and meshed with the upper long bolt.
The upper cover plate is arranged between the first front mounting plate and the first rear mounting plate and is positioned above the knuckle bearing.
The lower hinge device comprises a lower long bolt, a lower pin shaft, a lower knuckle bearing, a lower spacer bush, a lower washer and a lower nut; the lower knuckle bearing is arranged in the second rear mounting plate in a penetrating manner in an interference fit manner, the lower pin shaft is arranged in the lower knuckle bearing in a penetrating manner in a clearance fit manner, and the lower long bolt is arranged in the lower pin shaft in a penetrating manner; the lower pin shaft is of a three-stage stepped structure, the upper end of the lower pin shaft is provided with a table top, the table top is attached to the upper surface of the second front mounting plate, the lower gasket is attached to the lower surface of the second front mounting plate, and the lower nut is arranged below the lower gasket and meshed with the lower long bolt; the thinner part of the lower end of the lower pin shaft is provided with a spacer bush used for positioning the upper position and the lower position of the rear mounting seat.
Still including being used for preventing down joint bearing upwards and apron under the first apron and the second of drunkenness, apron under first apron and the second all set up before the second between mounting panel and the second rear mounting panel, and first apron is located joint bearing's top down, and apron is located joint bearing's below under the second.
The upper hinge device comprises an upper cover plate, and the upper cover plate is connected with the rear mounting seat through bolts.
The lower hinge device comprises a first lower cover plate and a second lower cover plate, and the first lower cover plate and the second lower cover plate are connected with the rear mounting seat through bolts
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a new leveler frame hinge structure which characterized in that: the mounting device comprises a front mounting seat (1) and a rear mounting seat (2), wherein a first front mounting plate (11) is arranged on the upper portion of the front mounting seat (1), a second front mounting plate (12) is arranged on the lower portion of the front mounting seat (1), a first rear mounting plate (21) is arranged on the upper portion of the rear mounting seat (2), and a second rear mounting plate (22) is arranged on the lower portion of the rear mounting seat (2);
an upper hinge device (3) is arranged in the first front mounting plate (11) and the first rear mounting plate (21) in a penetrating manner, and a lower hinge device (4) is arranged in the second front mounting plate (12) and the second rear mounting plate (22) in a penetrating manner.
2. The new grader frame articulation structure of claim 1, wherein: the upper hinge device (3) comprises an upper long bolt (31), an upper pin shaft (32), an upper joint bearing (34), an upper washer (35) and an upper nut (36); the upper joint bearing (34) penetrates through the first rear mounting plate (21) in an interference fit mode, the upper pin shaft (32) penetrates through the upper joint bearing (34) in a clearance fit mode, and the upper long bolt (31) penetrates through the upper pin shaft (32); the upper pin shaft (32) is of a two-stage stepped structure, a table top is arranged at the upper end of the upper pin shaft (32), the table top is attached to the upper surface of the first front mounting plate (11), the upper gasket (35) is attached to the lower surface of the first front mounting plate (11), and the upper nut (36) is arranged below the upper gasket (35) and meshed with the upper long bolt (31).
3. The new grader frame articulation structure of claim 2, wherein: the upper joint bearing assembly further comprises an upper cover plate (33) used for preventing the upper joint bearing (34) from moving upwards, the upper cover plate (33) is arranged between the first front mounting plate (11) and the first rear mounting plate (21), and the upper cover plate (33) is located above the joint bearing.
4. The new grader frame articulation structure of claim 1, wherein: the lower hinge device (4) comprises a lower long bolt (41), a lower pin shaft (42), a lower joint bearing (43), a lower spacer bush (46), a lower gasket (47) and a lower nut (48); the lower knuckle bearing (43) penetrates through the second rear mounting plate (22) in an interference fit mode, the lower pin shaft (42) penetrates through the lower knuckle bearing (43) in a clearance fit mode, and the lower long bolt (41) penetrates through the lower pin shaft (42); the lower pin shaft (42) is of a three-stage stepped structure, the upper end of the lower pin shaft (42) is provided with a table top, the table top is attached to the upper surface of the second front mounting plate (12), the lower gasket (47) is attached to the lower surface of the second front mounting plate (12), and the lower nut (48) is arranged below the lower gasket (47) and meshed with the lower long bolt (41); and a spacer bush used for positioning the upper position and the lower position of the rear mounting seat (2) is arranged at the thinner part of the lower end of the lower pin shaft (42).
5. The new grader frame articulation construction of claim 4 wherein: the anti-floating type anti-floating mechanism further comprises a first lower cover plate (44) and a second lower cover plate (45) for preventing the lower joint bearing (43) from moving upwards and downwards, wherein the first lower cover plate (44) and the second lower cover plate (45) are arranged between the second front mounting plate (12) and the second rear mounting plate (22), the first lower cover plate (44) is located above the lower joint bearing (43), and the second lower cover plate (45) is located below the lower joint bearing (43).
6. The new grader frame articulation structure of claim 1, wherein: the upper hinge device (3) comprises an upper cover plate (33), and the upper cover plate (33) is connected with the rear mounting seat (2) through bolts.
7. The new grader frame articulation structure of claim 1, wherein: the lower hinge device (4) comprises a first lower cover plate and a second lower cover plate, and the first lower cover plate and the second lower cover plate are connected with the rear mounting seat (2) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120923062.5U CN216238701U (en) | 2021-04-30 | 2021-04-30 | Novel frame hinge structure of land leveler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120923062.5U CN216238701U (en) | 2021-04-30 | 2021-04-30 | Novel frame hinge structure of land leveler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216238701U true CN216238701U (en) | 2022-04-08 |
Family
ID=80939682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120923062.5U Active CN216238701U (en) | 2021-04-30 | 2021-04-30 | Novel frame hinge structure of land leveler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216238701U (en) |
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2021
- 2021-04-30 CN CN202120923062.5U patent/CN216238701U/en active Active
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