CN113684880B - Front frame of land leveler and land leveler - Google Patents
Front frame of land leveler and land leveler Download PDFInfo
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- CN113684880B CN113684880B CN202111094901.8A CN202111094901A CN113684880B CN 113684880 B CN113684880 B CN 113684880B CN 202111094901 A CN202111094901 A CN 202111094901A CN 113684880 B CN113684880 B CN 113684880B
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- 238000003466 welding Methods 0.000 claims abstract description 77
- 230000002787 reinforcement Effects 0.000 claims description 9
- 210000001503 joint Anatomy 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000000465 moulding Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 8
- 238000010923 batch production Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/76—Graders, bulldozers, or the like with scraper plates or ploughshare-like elements; Levelling scarifying devices
- E02F3/80—Component parts
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/08—Superstructures; Supports for superstructures
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention belongs to the technical field of engineering, and discloses a land leveler front frame and a land leveler, wherein the land leveler front frame comprises a front mounting seat, a cross beam and a cab mounting seat, and the front mounting seat is provided with a working device mounting hole and a front axle mounting hole; integrally processing and molding a cross beam, wherein the cross beam comprises a first end part and a second end part, and the first end part of the cross beam is connected to the front mounting seat; an oil cylinder mounting hole is formed in the cab mounting seat, and the cab mounting seat is connected to the second end portion of the cross beam. The front frame of the land leveler is of a three-section structure, the cross beam is integrally formed to replace an existing front beam and rear beam splicing structure, the front mounting seat, the cross beam and the cab mounting seat are machined into a single whole before being combined, and finally, the whole assembly is carried out, the influence of welding deformation in the middle of the cross beam on the whole structure is eliminated by integrally forming the cross beam, the modular production and manufacturing are facilitated, and the accuracy of the mounting positions of a front axle, a working device, an oil cylinder and a cab can be guaranteed.
Description
Technical Field
The invention relates to the technical field of engineering, in particular to a front frame of a land leveler.
Background
A grader is an earthmoving machine that levels the ground with a blade. The cab forward grader includes a front frame and a rear frame. The front frame comprises a front beam and a rear beam which are of a two-section structure, the cab mounting seat and the rear beam are integrally arranged, the front beam and the rear beam are spliced, and the last process of welding the front frame is completed. Before front beam and back beam concatenation, need weld front axle mounting panel and equipment mounting panel on the front beam earlier, be convenient for install front axle and scraper, welding hydro-cylinder mounting panel on the driver's cabin mount pad, be convenient for install the hydro-cylinder, let front beam and back beam welding at last, the welding tolerance of welding process in earlier stage at this moment is accumulated, the panel dislocation appears easily in the welding between front beam and the back beam, welding seam intensity reduces to the structural strength of preceding frame has been reduced. In addition, in the two-section type front frame structure, after the front beam and the rear beam are welded, the accuracy of the mounting positions of the front axle, the working device, the oil cylinder and the cab cannot be ensured, and the subsequent mounting of the front axle, the working device, the oil cylinder and the cab is inconvenient.
Disclosure of Invention
An object of the present invention is to provide a front frame of a grader, which improves the accuracy of the installation positions of a front axle, a working device, a cylinder, and a cab while securing the structural strength of the front frame.
In order to achieve the purpose, the invention adopts the following technical scheme:
a grader front frame comprising:
the front mounting seat is provided with a working device mounting hole and a front axle mounting hole;
the cross beam is integrally machined and formed, the cross beam comprises a first end part and a second end part, and the first end part is connected to the front mounting seat;
the cab mounting seat is provided with an oil cylinder mounting hole, and the cab mounting seat is connected to the second end part of the cross beam.
Preferably, the front mount includes:
a counterweight mounting plate;
the two abutting plates are oppositely arranged and are vertically connected to the counterweight mounting plate;
the mounting panel subassembly, seted up on the mounting panel subassembly the equipment mounting hole with the front axle mounting hole, counter weight mounting panel, two the butt joint board with the mounting panel subassembly encloses and establishes into and holds the chamber, first end sets up hold the intracavity, and connect respectively in two the butt joint board.
Preferably, the mounting plate assembly includes:
the working device mounting plate is arranged between the two abutting plates, two ends of the working device mounting plate are respectively connected to the two abutting plates, and the working device mounting plate is provided with a working device mounting hole;
the front axle mounting panel, the front axle mounting panel connect in the equipment mounting panel, just the front axle mounting panel sets up in two the below of butt joint board, seted up on the front axle mounting panel the front axle mounting hole.
Preferably, the front mounting seat further comprises a reinforcing member for reinforcing the structural strength of the two abutting plates.
Preferably, the cab mount includes:
the first mounting seat is provided with a cab mounting hole and a rear frame hinge hole;
the second mount pad, the second mount pad sets up the below of first mount pad and connect in first mount pad, the second mount pad includes the welding part, the crossbeam the second end connect in the welding part.
Preferably, the weld part includes first welded plate and connects in the second welded plate of first welded plate, the second end corresponds first welded plate with the second welded plate is provided with the third welded plate and connects in the fourth welded plate of third welded plate, the third welded plate weld in first welded plate, the fourth welded plate weld in the second welded plate.
Preferably, the first welding plate and the second welding plate are arranged at a certain included angle.
Preferably, the included angle between the first welding plate and the second welding plate is an obtuse angle.
Preferably, the second mounting seat is connected with an oil cylinder mounting plate, and the oil cylinder mounting plate is provided with the oil cylinder mounting holes.
It is another object of the present invention to provide a motor grader including a rear frame coupled to the cab mount and a front frame of the motor grader as described above.
The invention has the beneficial effects that:
the front frame of the grader is of a three-section structure, the cross beam is integrally formed to replace the existing splicing structure of the front beam and the rear beam, the front mounting seat and the cab mounting seat are respectively arranged at the two ends of the cross beam, the front mounting seat, the cross beam and the cab mounting seat are firstly processed into a single whole before being integrally assembled, and finally, the whole assembly is processed into the front frame of the grader. The integral forming of the cross beam not only eliminates the influence of welding deformation in the middle of the cross beam on the whole structure, but also is beneficial to modular production and manufacturing and is convenient for batch production. The welding seam is not arranged in the middle of the cross beam, the welding seam is transferred to the two ends of the cross beam, the size precision of the front frame of the grader after welding is improved, products can be guaranteed by manufacturing in sections and then grouping, and the quality and the precision of the installation positions of a front axle, a working device, an oil cylinder and a cab can be guaranteed.
The invention also provides a land leveler which comprises a rear frame and the land leveler front frame, wherein a rear frame hinge hole is formed in the first mounting seat of the cab mounting seat, and the rear frame is connected to the first mounting seat of the cab mounting seat, so that the connection between the land leveler front frame and the rear frame is realized. According to the land leveler, the land leveler front frame is adopted, the size precision of the welded front frame is improved, modular production and batch production are facilitated, and the quality of products is improved due to the fact that the front frame is manufactured in sections and then assembled.
Drawings
FIG. 1 is a schematic view of the overall structure provided by an embodiment of a grader front frame according to the present invention;
FIG. 2 is a schematic structural view of a front mount provided by an embodiment of a grader front frame of the present invention;
FIG. 3 is a schematic structural view of a cross-beam provided by a front frame embodiment of the grader;
fig. 4 is a schematic view of a cab mount provided by an embodiment of the grader front frame of the present invention.
In the figure:
1. a front mounting base; 11. a counterweight mounting plate; 12. a butt joint plate; 13. mounting the plate assembly; 131. a working device mounting plate; 1311. a working device mounting hole; 132. a front axle mounting plate; 1321. a front axle mounting hole; 14. a reinforcement;
2. a cross beam; 21. a first end portion; 22. a second end portion; 221. a third weld plate; 222. a fourth weld plate; 23. a wire harness is provided with a hole; 24. a reinforcing plate;
3. a cab mount; 31. a first mounting seat; 311. a cab mounting hole; 312. a rear frame hinge hole; 32. a second mounting seat; 321. welding the part; 3211. a first weld plate; 3212. a second weld plate; 322. an oil cylinder mounting plate;
4. and (7) bending the plate.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
In embodiments of the present invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the embodiments of the present invention, the terms "upper", "lower", "right", and the like are used based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplicity of operation, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
The front frame in the prior art comprises a front beam and a rear beam which are of a two-section structure, a cab mounting seat and the rear beam are integrally machined and formed, and the front beam and the rear beam are spliced to finish the last process of welding the front frame. Before the front beam and the rear beam are spliced, a front axle mounting plate and a working device mounting plate need to be welded on the front beam, so that the front axle and a scraper can be conveniently installed, and an oil cylinder mounting plate is welded on a cab mounting seat so as to conveniently install an oil cylinder. And finally, the front beam and the rear beam are welded, the welding tolerance of the early welding process is accumulated, the welding between the front beam and the rear beam is easy to cause plate dislocation, and the strength of a welding seam is reduced, so that the structural strength of the front frame is reduced. In addition, in the two-section type front frame structure, after the front beam and the rear beam are welded, the accuracy of the mounting positions of the front axle, the working device, the oil cylinder and the cab cannot be ensured, and the subsequent mounting of the front axle, the working device, the oil cylinder and the cab is inconvenient.
In order to solve the above problems, the present embodiment provides a front frame of a grader, which relates to the field of engineering technology, and as shown in fig. 1 to 4, the front frame of the grader includes a front mounting seat 1, a cross beam 2, and a cab mounting seat 3, and the front mounting seat 1 is provided with a working device mounting hole 1311 and a front axle mounting hole 1321, so as to facilitate mounting of a working device and a front axle; integrally processing and molding a cross beam 2, wherein the cross beam 2 comprises a first end part 21 and a second end part 22, and the first end part 21 of the cross beam 2 is connected to the front mounting seat 1; an oil cylinder mounting hole is formed in the cab mounting base 3, so that an oil cylinder can be conveniently mounted, and the cab mounting base 3 is connected to the second end portion 22 of the cross beam 2.
The front frame of the grader that this embodiment provided is the syllogic structure, replaces current front-axle beam and back-axle beam mosaic structure with 2 integrated into one piece on the crossbeam to set up preceding mount pad 1 and driver's cabin mount pad 3 respectively at two tip of crossbeam 2, preceding mount pad 1, crossbeam 2 and driver's cabin mount pad 3 process into single whole before whole team, carry out whole group pair at last and process into the front frame of the grader. The beam 2 is integrally formed, so that the influence of welding deformation in the middle of the beam 2 on the whole structure is eliminated, and the modular production and manufacturing are facilitated, and the mass production is facilitated. The welding seam is not arranged in the middle of the cross beam 2, the welding seam is transferred to the two ends of the cross beam 2, the size precision of the front frame of the grader after welding is improved, and the front axle, the working device, the oil cylinder and the cab can be guaranteed to be accurate in installation positions due to the fact that the front frame of the grader is manufactured in sections and then assembled.
Further, as shown in fig. 2 and 3, the front mounting base 1 includes a counterweight mounting plate 11, two abutting plates 12 and a mounting plate assembly 13, wherein the two abutting plates 12 are oppositely arranged and are vertically connected to the counterweight mounting plate 11; the mounting plate component 13 is provided with a working device mounting hole 1311 and a front axle mounting hole 1321, so that a working device and a front axle can be conveniently mounted, the counterweight mounting plate 11, the two abutting plates 12 and the mounting plate component 13 are enclosed to form a containing cavity, the first end portion 21 of the cross beam 2 is inserted between the two abutting plates 12, the counterweight mounting plate 11, the two abutting plates 12 and the mounting plate component 13 are arranged in the containing cavity, two side surfaces of the first end portion 21 are respectively connected to the two abutting plates 12, and the cross beam 2 and the front mounting seat 1 are connected. More specifically, both side surfaces of the first end portion 21 are welded to the two abutting plates 12, respectively, and the connection strength and the connection stability of the first end portion 21 and the front mount 1 are ensured. When the first end portion 21 is disposed in the accommodation cavity, the first end portion 21 can abut against the counterweight mounting plate 11, and the counterweight mounting plate 11 plays a certain role in limiting the first end portion 21.
Optionally, a counterweight mounting bolt hole is formed in the counterweight mounting plate 11, so that a counterweight device can be conveniently mounted on the counterweight mounting plate 11. And (4) directly machining a balance weight mounting bolt hole from the balance weight mounting plate 11 through numerical control flame.
Specifically, as shown in fig. 2, the mounting plate assembly 13 includes a working device mounting plate 131 and a front axle mounting plate 132, the working device mounting plate 131 is disposed on one side of the two abutting plates 12 away from the counterweight mounting plate 11 and between the two abutting plates 12, two ends of the working device mounting plate 131 are respectively connected to the two abutting plates 12, so as to ensure the connection stability of the working device mounting plate 131, and a working device mounting hole 1311 is formed in the working device mounting plate 131, so as to realize the connection of a working device and a front frame of a grader; the front axle mounting plate 132 is connected to the working device mounting plate 131, the front axle mounting plate 132 is arranged below the two abutting plates 12, and a front axle mounting hole 1321 is formed in the front axle mounting plate 132, so that the front axle and the front frame of the grader are connected. More specifically, the front axle mounting plate 132 has a U-shaped structure, which includes two opposite vertical plates and a transverse plate connecting the two vertical plates, the transverse plate being connected to the working device mounting plate 131, and the vertical plates being provided with front axle mounting holes 1321.
Specifically, as shown in fig. 2, the front mount 1 further includes a reinforcement 14, and the reinforcement 14 is used to reinforce the structural strength of the two abutting plates 12. The reinforcement 14 is disposed between the two abutment plates 12 and the front axle mounting plate 132, and the upper end face of the reinforcement 14 is connected to the two abutment plates 12, increasing the structural strength of the two abutment plates 12. The lower terminal surface of reinforcement 14 is provided with the draw-in groove, and the draw-in groove can the joint in front axle mounting panel 132's diaphragm to play certain limiting displacement to front axle mounting panel 132.
Specifically, as shown in fig. 3, a harness insertion hole 23 is formed in the first end 21 of the cross member 2 so that a harness can be inserted into the cross member 2.
Specifically, as shown in fig. 3, the cross beam 2 is integrally formed, and the cross beam 2 includes a straight rod portion and a bent portion, and a reinforcing plate 24 is disposed at the bent portion to increase the structural strength of the cross beam 2 and reduce the deformation of the cross beam 2.
Further, as shown in fig. 4, the cab mounting base 3 includes a first mounting base 31 and a second mounting base 32, a cab mounting hole 311 is formed in the first mounting base 31, so that the cab is mounted on the first mounting base 31, and a rear frame hinge hole 312 is further formed in the cab mounting base 3, so that the connection between the front frame and the rear frame of the grader is realized; the second mounting seat 32 is disposed below the first mounting seat 31 and connected to the first mounting seat 31, the second mounting seat 32 includes a welding portion 321, and the second end 22 of the cross beam 2 is connected to the welding portion 321 of the second mounting seat 32, so that the cross beam 2 and the cab mounting seat 3 are connected.
Specifically, as shown in fig. 3 and 4, the welding portion 321 of the second mounting seat 32 includes a first welding plate 3211 and a second welding plate 3212 connected to the first welding plate 3211, the second end portion 22 of the cross beam 2 is provided with a third welding plate 221 and a fourth welding plate 222 connected to the third welding plate 221 corresponding to the first welding plate 3211 and the second welding plate 3212, the third welding plate 221 is welded to the first welding plate 3211, and the fourth welding plate 222 is welded to the second welding plate 3212, so as to achieve connection between the second end portion 22 of the cross beam 2 and the welding portion 321.
Specifically, as shown in fig. 2 and 3, the first welding plate 3211 and the second welding plate 3212 are disposed at a certain angle, and correspondingly, the third welding plate 221 and the fourth welding plate 222 are also disposed at a certain angle, before the welding process, the second end 22 is placed on the welding portion 321, so that the third welding plate 221 can be attached to the first welding plate 3211, and the fourth welding plate 222 can be attached to the second welding plate 3212, and then the welding process is performed. More specifically, the included angle between the first welding plate 3211 and the second welding plate 3212 is an obtuse angle, which increases the contact area between the second end 22 and the welding portion 321, and enhances the connection stability between the second end 22 and the welding portion 321.
In this embodiment, in order to further ensure the connection stability between the second end 22 and the welding portion 321, after the second end 22 and the welding portion 321 are welded, a bending plate 4 (as shown in fig. 1) is further disposed, and the bending plate 4 is attached to the second end 22 and the lower end surface of the second mounting seat 32 and welded to the outer wall of the cross beam 2 and the lower end surface of the second mounting seat 32.
Specifically, as shown in fig. 4, the second mounting seat 32 is provided with an oil cylinder mounting plate 322, and the oil cylinder mounting plate 322 is provided with an oil cylinder mounting hole, so that the oil cylinder is conveniently mounted.
The embodiment also provides a grader, which comprises a rear frame and the grader front frame, wherein the rear frame is connected to the first mounting seat 31 of the cab mounting seat 3, and the connection between the grader front frame and the rear frame is realized. The grader that this embodiment provided adopts foretell grader front frame, has improved the size precision after the welding of front frame, is favorable to the modularization production manufacturing and batch production, and the segmentation is made and is assembled moreover and be favorable to providing the quality of product.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. A grader front frame, comprising:
the front mounting base (1) is provided with a working device mounting hole (1311) and a front axle mounting hole (1321);
the cross beam (2) is integrally machined and formed, the cross beam (2) comprises a first end portion (21) and a second end portion (22), and the first end portion (21) is connected to the front mounting seat (1);
the cab mounting seat (3) is provided with an oil cylinder mounting hole, and the cab mounting seat (3) is connected to the second end portion (22) of the cross beam (2);
the front mounting seat (1) comprises:
a counterweight mounting plate (11);
the two abutting plates (12) are arranged oppositely and are vertically connected to the counterweight mounting plate (11);
the mounting plate assembly (13) is provided with the working device mounting hole (1311) and the front axle mounting hole (1321), the counterweight mounting plate (11), the two abutting plates (12) and the mounting plate assembly (13) are enclosed to form a containing cavity, and the first end portion (21) is arranged in the containing cavity and is respectively connected to the two abutting plates (12);
the mounting plate assembly (13) includes:
the working device mounting plate (131) is arranged between the two abutting plates (12), two ends of the working device mounting plate (131) are respectively connected to the two abutting plates (12), and the working device mounting plate (131) is provided with a working device mounting hole (1311);
the front axle mounting plate (132) is connected to the working device mounting plate (131), the front axle mounting plate (132) is arranged below the two abutting plates (12), the front axle mounting plate (132) is of a U-shaped structure and comprises two transverse plates which are oppositely arranged on the vertical plates and are connected with the two vertical plates, the transverse plates are connected to the working device mounting plate (131), and the vertical plates are provided with the front axle mounting holes (1321);
preceding mount pad (1) still includes reinforcement (14), reinforcement (14) are used for the reinforcing two the structural strength of butt joint board (12), the lower terminal surface of reinforcement (14) is provided with the draw-in groove, the draw-in groove can the joint in the diaphragm of front axle mounting panel (132).
2. Front frame of a grader according to claim 1, characterized in that the cab mount (3) comprises:
the first mounting seat (31) is provided with a cab mounting hole (311) and a rear frame hinge hole (312);
a second mounting seat (32), the second mounting seat (32) is arranged below the first mounting seat (31) and connected to the first mounting seat (31), the second mounting seat (32) comprises a welding part (321), and the second end (22) of the cross beam (2) is connected to the welding part (321).
3. The grader front frame according to claim 2, wherein the welding portion (321) comprises a first welding plate (3211) and a second welding plate (3212) connected to the first welding plate (3211), the second end portion (22) is provided with a third welding plate (221) and a fourth welding plate (222) connected to the third welding plate (221) corresponding to the first welding plate (3211) and the second welding plate (3212), the third welding plate (221) is welded to the first welding plate (3211), and the fourth welding plate (222) is welded to the second welding plate (3212).
4. The grader front frame according to claim 3, wherein the first weld plate (3211) and the second weld plate (3212) are angled.
5. The grader front frame according to claim 4, wherein the included angle of the first weld plate (3211) and the second weld plate (3212) is an obtuse angle.
6. The front frame of a grader according to claim 2, wherein the second mounting base (32) is connected with a cylinder mounting plate (322), and the cylinder mounting plate (322) is provided with the cylinder mounting hole.
7. Grader comprising a rear frame and a front frame of a grader according to any of claims 1-6, characterized in that the rear frame is connected to the cab mount (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111094901.8A CN113684880B (en) | 2021-09-17 | 2021-09-17 | Front frame of land leveler and land leveler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111094901.8A CN113684880B (en) | 2021-09-17 | 2021-09-17 | Front frame of land leveler and land leveler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113684880A CN113684880A (en) | 2021-11-23 |
| CN113684880B true CN113684880B (en) | 2022-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111094901.8A Active CN113684880B (en) | 2021-09-17 | 2021-09-17 | Front frame of land leveler and land leveler |
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| CN (1) | CN113684880B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050252669A1 (en) * | 2004-05-14 | 2005-11-17 | Caterpillar, Inc. | Work machine with a formed beam frame |
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| RU93094U1 (en) * | 2010-02-05 | 2010-04-20 | Закрытое акционерное общество "Южно-Уральская Машиностроительная Компания" | MOTOR GRADER |
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| CN109403398A (en) * | 2018-12-12 | 2019-03-01 | 三汽车制造有限公司 | A kind of grader control method and land leveller |
| CN211943509U (en) * | 2019-12-31 | 2020-11-17 | 徐州徐工筑路机械有限公司 | Front frame for land leveler |
| CN213892682U (en) * | 2020-12-28 | 2021-08-06 | 湖南大学 | A connection structure of sill beam and floor |
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