CN212950832U - Light mining dump truck frame and mining dump truck - Google Patents

Light mining dump truck frame and mining dump truck Download PDF

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Publication number
CN212950832U
CN212950832U CN202022007206.0U CN202022007206U CN212950832U CN 212950832 U CN212950832 U CN 212950832U CN 202022007206 U CN202022007206 U CN 202022007206U CN 212950832 U CN212950832 U CN 212950832U
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China
Prior art keywords
cross beam
longitudinal beam
cover plate
dump truck
frame
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CN202022007206.0U
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Inventor
霍延通
戈超
冯汉队
董磊
阮计连
季培筑
蒋炎炎
苗天峰
刘飚
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Xuzhou XCMG Mining Machinery Co Ltd
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Xuzhou XCMG Mining Machinery Co Ltd
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Abstract

The utility model discloses a light-duty mining dump truck frame and mining dump truck, light-duty mining dump truck frame include bumper, last longmen roof beam, lower longmen roof beam, installation formula lift cylinder support, crossbeam, tail boom, packing box mount pad, solebar and installation formula stand; the upper gantry beam and the mounting type lifting oil cylinder support are detachably connected to the upper end of the front part of the frame longitudinal beam, and the upper gantry beam is used for mounting a deck; the cross beam and the tail beam are fixedly connected to the middle rear part of the frame longitudinal beam and used for enhancing the torsion resistance of the frame; the lower gantry beam is fixedly connected to the lower end of the front part of the frame longitudinal beam and used for mounting a steering system; the bumper is fixedly connected to the foremost end of the frame longitudinal beam, and the mounting type upright post is detachably connected to the bumper and used for supporting the cab and the covering piece; the container mounting seat is fixedly connected to the tail beam and used for mounting a container. The utility model discloses can bear great bending load, twist reverse load and impact load, the load can reach more than 100 tons.

Description

Light mining dump truck frame and mining dump truck
Technical Field
The utility model relates to a light-duty mining dump truck frame belongs to mining dump truck technical field.
Background
The mining dump truck is key equipment in surface mine mining and large-scale earthwork construction, is professional equipment for ore or earthwork transportation, and has the characteristics of large load, short transportation distance, high working efficiency and the like. The wide-body dump truck is limited in that the wide-body dump truck cannot be separated from the technical route of a heavy truck, the technical bottleneck of carrying 75 tons is difficult to break through all the time, and the wide-body dump truck is a riveting type frame and has a short service life; the rigid dump truck has higher cost, cannot realize batch production, and the market needs a car type between the rigid dump truck and the wide dump truck, and has the mine car with high reliability and low operation cost.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a light-duty mining dump truck frame can bear great bending load, torsion load and impact load, and the load can reach more than 100 tons, has adopted rigidity dump truck frame advantage technique, has introduced the cost design theory of wide body mining dump truck frame, is a high price/performance ratio mine car frame.
In order to achieve the above object, the present invention is realized by the following technical means:
a light mining dump truck frame comprises a bumper, an upper gantry beam, a lower gantry beam, an installation type lifting oil cylinder support, a cross beam, a tail beam, a cargo box installation seat, a frame longitudinal beam and an installation type upright post; the upper gantry beam and the mounting type lifting oil cylinder support are detachably connected to the upper end of the front part of the frame longitudinal beam, and the upper gantry beam is used for mounting a deck; the cross beam and the tail beam are fixedly connected to the middle rear part of the frame longitudinal beam and used for enhancing the torsion resistance of the frame;
the lower gantry beam is fixedly connected to the lower end of the front part of the frame longitudinal beam and is mainly used for mounting a steering system; the bumper is fixedly connected to the foremost end of the frame longitudinal beam, and the mounting type upright post is detachably connected to the bumper and used for supporting the cab and the covering piece; the container mounting seat is fixedly connected to the tail beam and used for mounting a container.
Further, the frame longitudinal beam comprises a left longitudinal beam and a right longitudinal beam, the left longitudinal beam and the right longitudinal beam are symmetrically arranged in parallel, and the left longitudinal beam and the right longitudinal beam are of box-shaped structures with equal sections.
Further, the cross member includes a front cross member; the front cross beam comprises a front cross beam upper cover plate, a front cross beam web plate and a front cross beam lower cover plate; the two sides of the upper cover plate of the front cross beam are respectively welded with the upper cover plates of the left longitudinal beam and the right longitudinal beam into a whole; the lower cover plate of the front cross beam adopts an arc transition structure, and two sides of the lower cover plate are respectively connected with the inner side surfaces of the left longitudinal beam and the right longitudinal beam;
the front cross beam web is connected with the inner side surfaces of the front cross beam upper cover plate, the front cross beam lower cover plate, the left longitudinal beam and the right longitudinal beam.
Further, the cross beam includes a rear cross beam; the rear cross beam comprises a rear cross beam upper cover plate, a rear cross beam web plate and a rear cross beam lower cover plate; two sides of the upper cover plate of the rear cross beam are respectively welded with the upper cover plates of the left longitudinal beam and the right longitudinal beam into a whole; two sides of the lower cover plate of the rear cross beam are respectively welded with the lower cover plates of the left longitudinal beam and the right longitudinal beam into a whole; and the rear cross beam web is connected with the inner side surfaces of the rear cross beam upper cover plate, the rear cross beam lower cover plate, the left longitudinal beam and the right longitudinal beam.
Further, the cross beam comprises a middle cross beam; the middle cross beam comprises a middle cross beam upper cover plate, a middle cross beam web plate and a middle cross beam lower cover plate; two sides of the upper cover plate of the middle cross beam are respectively connected with the inner side surfaces of the left longitudinal beam and the right longitudinal beam; the two sides of the lower cover plate of the middle cross beam are respectively welded with the lower cover plates of the left longitudinal beam and the right longitudinal beam into a whole; and the middle cross beam web plate is connected with the inner side surfaces of the middle cross beam upper cover plate, the middle cross beam lower cover plate, the left longitudinal beam and the right longitudinal beam.
Furthermore, the tail beam is of an arc structure and is connected with the left longitudinal beam and the right longitudinal beam in a welding mode.
Furthermore, the installation type upright post is connected with the bumper through a bolt, so that the verticality of the installation type upright post and the installation precision of the cab are guaranteed.
Furthermore, the upper gantry beam and the mounting type lifting oil cylinder support are connected with the left longitudinal beam and the right longitudinal beam through bolts.
Furthermore, the number of the container installation seats is two, and the two container installation seats are symmetrically welded at two ends of the tail beam.
A mining dump truck is provided with the light mining dump truck frame.
The utility model discloses beneficial effect:
the utility model discloses a light-duty mine car frame advantage lies in: the left longitudinal beam and the right longitudinal beam are of parallel structures, so that systems such as an engine, a gearbox and the like are easier to mount, the structure is simple, and the blanking and processing difficulty of structural members is reduced; the upper gantry beam and the mounting type lifting oil cylinder support are connected with the left longitudinal beam and the right longitudinal beam through bolts, so that on one hand, the assembly, the disassembly and the maintenance are convenient, on the other hand, the defects of manufacturing and welding quantity are eliminated, and the welding stress and the deformation are reduced; the upper cover plate of the front cross beam and the upper cover plates of the left and right longitudinal beams are welded into a whole, so that stress concentration is avoided, the bending resistance and the torsion resistance are good, the cracking of the cross beam caused by fatigue load is effectively avoided, in addition, the two ends of the lower cover plate of the front cross beam are connected with the left and right longitudinal beams by adopting an arc transition structure, the gradual change of the cross section is realized, more gradual transmission is obtained, and the peak stress is reduced; the upper cover plate and the lower cover plate at the position of the rear cross beam with the largest bearing load are respectively welded with the upper cover plate and the lower cover plate of the left longitudinal beam and the right longitudinal beam into a whole, so that the bending load and the torsional load borne by the rear cross beam can be transferred to the left longitudinal beam and the right longitudinal beam, and the rear cross beam is prevented from being broken; the tail beam adopts an arc structure, so that higher torsional load can be borne; the mounting type upright post is connected with the bumper in an assembling mode, so that the welding defect is eliminated, the welding deformation is avoided, and the verticality of the mounting type upright post and the mounting precision of a cab are ensured; this frame wholly adopts full steel sheet welded structure, and the longeron is the uniform cross section box structure about, and structural strength is high, has improved the life of frame, and simple structure is with low costs moreover, has high strength and low operation cost concurrently.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
In the drawings:
FIG. 1 is a schematic view of the layout of a light-duty mine car frame of the present invention;
FIG. 2 is a schematic layout view of the front and middle cross beams of the present invention;
fig. 3 is a schematic layout view of the rear cross member of the present invention;
fig. 4 is a schematic view of the layout of the tail beam of the present invention.
The reference numerals have the following meanings: the structure comprises a bumper 1, a left longitudinal beam 2, a lower gantry beam 3, an upper gantry beam 4, a mounting type lifting oil cylinder support 5, a front cross beam 6, a middle cross beam 7, a rear cross beam 8, a tail beam 9, a right longitudinal beam 10, a mounting type upright post 11, a container mounting seat 12, a front cross beam upper cover plate 6-1, a front cross beam web 6-2, a front cross beam lower cover plate 6-3, a middle cross beam upper cover plate 7-1, a middle cross beam web 7-2, a middle cross beam lower cover plate 7-3, a rear cross beam upper cover plate 8-1, a rear cross beam web 8-2 and a rear cross beam lower cover plate 8-3.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, 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.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the light mining dump truck frame is of a seven-horizontal two-vertical structure, and comprises a bumper 1, a lower gantry beam 3, an upper gantry beam 4, an installation type lifting cylinder support 5, a cross beam, a tail beam 9, a cargo box installation seat 12, a frame longitudinal beam and an installation type upright post 11. The upper gantry beam 4 and the mounting type lifting oil cylinder support 5 are detachably connected to the upper end of the front part of the frame longitudinal beam, and the upper gantry beam 4 is used for mounting a deck; the cross beam and the tail beam 9 are fixedly connected to the middle rear part of the frame longitudinal beam and used for enhancing the torsion resistance of the frame; the lower gantry beam 3 is fixedly connected to the lower end of the front part of the frame longitudinal beam, and is used for mounting a steering system (comprising a steering pull rod, a steering oil cylinder and the like) on one hand, and can improve the torsion resistance and the bending resistance of the frame on the other hand; the bumper 1 is fixedly connected to the foremost end of the frame longitudinal beam, and the mounting type upright post 11 is detachably connected to the bumper 1 and used for supporting a cab and a covering part; the container mounting base 12 is fixedly connected to the tail boom 9 for mounting a container.
With reference to fig. 1, the frame longitudinal beam comprises a left longitudinal beam 2 and a right longitudinal beam 10, the left longitudinal beam 2 and the right longitudinal beam 10 are symmetrically arranged in parallel, the structure is simple, and the blanking and processing difficulty of structural members is reduced.
As the utility model discloses an optimization scheme: the left longitudinal beam 2 and the right longitudinal beam 10 are of box-shaped structures with equal sections, the structural strength is high, and the service life of the frame is prolonged.
A preferred embodiment of the above described embodiment with respect to the cross-beam is given below:
the cross beams include a front cross beam 6, a middle cross beam 7 and a rear cross beam 8.
As shown in FIG. 2, the front beam 6 comprises a front beam upper cover plate 6-1, a front beam web 6-2 and a front beam lower cover plate 6-3; the two sides of the upper cover plate 6-1 of the front cross beam are respectively welded with the upper cover plates of the left longitudinal beam and the right longitudinal beam into a whole, so that stress concentration is avoided, the bending resistance and the torsion resistance are good, and the cracking of the cross beam caused by fatigue load is effectively avoided; the lower cover plate 6-3 of the front cross beam adopts an arc transition structure, and two sides of the lower cover plate are respectively connected with the inner side surfaces of the left longitudinal beam and the right longitudinal beam, so that the gradual change of the cross section is realized, more gradual transmission is obtained, and the peak stress is reduced; the front beam web 6-2 is connected with the front beam upper cover plate 6-1, the front beam lower cover plate 6-3 and the inner side surfaces of the left and right longitudinal beams.
The middle cross beam 7 comprises a middle cross beam upper cover plate 7-1, a middle cross beam web plate 7-2 and a middle cross beam lower cover plate 7-3; two sides of the upper cover plate 7-1 of the middle cross beam are respectively connected with the inner side surfaces of the left longitudinal beam and the right longitudinal beam; two sides of the lower cover plate 7-3 of the middle cross beam are respectively welded with the lower cover plates of the left and right longitudinal beams into a whole; the middle cross beam web plate is connected with the upper cover plate 7-1 of the middle cross beam 7-2, the lower cover plate 7-3 of the middle cross beam and the inner side surfaces of the left longitudinal beam and the right longitudinal beam.
As shown in FIG. 3, the rear cross beam 8 bears the maximum load, and the rear cross beam 8 comprises a rear cross beam upper cover plate 8-1, a rear cross beam web plate 8-2 and a rear cross beam lower cover plate 8-3; two sides of an upper cover plate 8-1 of the rear cross beam are respectively welded with upper cover plates of the left longitudinal beam and the right longitudinal beam into a whole, and two sides of a lower cover plate 8-3 of the rear cross beam are respectively welded with lower cover plates of the left longitudinal beam and the right longitudinal beam into a whole, so that the bending load and the torsional load borne by the rear cross beam 8 can be transmitted to the left longitudinal beam and the right longitudinal beam, and the rear cross beam 8 is prevented from being broken; the rear cross beam web 8-2 is connected with the upper cover plate 8-1 of the rear cross beam, the lower cover plate 8-3 of the rear cross beam and the inner side surfaces of the left and right longitudinal beams.
As shown in fig. 4, the tail beam 9 is of an arc structure, and is connected with the left longitudinal beam 2 and the right longitudinal beam 10 by welding, so that a high torsional load can be borne;
continuing to refer to fig. 1, as the optimization scheme of the present invention: the mounting type upright post 11 is used for supporting a cab and a covering part and is connected with the bumper 1 through bolts, so that the welding defect is eliminated, the welding deformation is avoided, and the verticality of the mounting type upright post 11 and the mounting precision of the cab are ensured.
Continuing to refer to fig. 1, as the optimization scheme of the present invention: go up gantry girder 4 and installation formula lift cylinder support 5 and all be connected with left longeron 2, right longeron 10 through the bolt, on the one hand be convenient for dismouting and maintenance, on the other hand has eliminated the drawback of manufacturing and welding volume, has reduced welding stress and deformation.
With continued reference to fig. 1, the container mounts 12 are two in number, and the two container mounts 12 are symmetrically welded to the end of the tail boom 9.
To sum up, the utility model discloses a light-duty mine car frame advantage lies in: the left longitudinal beam and the right longitudinal beam are of parallel structures, so that systems such as an engine, a gearbox and the like are easier to mount, the structure is simple, and the blanking and processing difficulty of structural members is reduced; the upper gantry beam and the mounting type lifting oil cylinder support are connected with the left longitudinal beam and the right longitudinal beam through bolts, so that on one hand, the assembly, the disassembly and the maintenance are convenient, on the other hand, the defects of manufacturing and welding quantity are eliminated, and the welding stress and the deformation are reduced; the upper cover plate of the front cross beam and the upper cover plates of the left and right longitudinal beams are welded into a whole, so that stress concentration is avoided, the bending resistance and the torsion resistance are good, the cracking of the cross beam caused by fatigue load is effectively avoided, in addition, the two ends of the lower cover plate of the front cross beam are connected with the left and right longitudinal beams by adopting an arc transition structure, the gradual change of the cross section is realized, more gradual transmission is obtained, and the peak stress is reduced; the upper cover plate and the lower cover plate at the position of the rear cross beam with the largest bearing load are respectively welded with the upper cover plate and the lower cover plate of the left longitudinal beam and the right longitudinal beam into a whole, so that the bending load and the torsional load borne by the rear cross beam can be transferred to the left longitudinal beam and the right longitudinal beam, and the rear cross beam is prevented from being broken; the tail beam adopts an arc structure, so that higher torsional load can be borne; the mounting type upright post is connected with the bumper in an assembling mode, so that the welding defect is eliminated, the welding deformation is avoided, and the verticality of the mounting type upright post and the mounting precision of a cab are ensured; this frame wholly adopts full steel sheet welded structure, and the longeron is the uniform cross section box structure about, and structural strength is high, has improved the life of frame, and simple structure is with low costs moreover, has high strength and low operation cost concurrently.
The utility model also discloses a mining dump truck installs foretell light-duty mining dump truck frame.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, those skilled in the art will appreciate that although some embodiments described herein include some features included in other embodiments instead of others, combinations of features of different embodiments are also meant to be within the scope of the invention and form different embodiments. For example, in the above embodiments, those skilled in the art can use the combination according to the known technical solutions and technical problems to be solved by the present application.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments by utilizing the above technical contents without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical matters of the present invention are within the scope of the present invention.

Claims (10)

1. The utility model provides a light-duty mining dump truck frame which characterized in that:
the lifting device comprises a bumper, an upper gantry beam, a lower gantry beam, a mounting type lifting oil cylinder support, a cross beam, a tail beam, a container mounting seat, a frame longitudinal beam and a mounting type upright post;
the upper gantry beam and the mounting type lifting oil cylinder support are detachably connected to the upper end of the front part of the frame longitudinal beam, and the upper gantry beam is used for mounting a deck;
the cross beam and the tail beam are fixedly connected to the middle rear part of the frame longitudinal beam and used for enhancing the torsion resistance of the frame;
the lower gantry beam is fixedly connected to the lower end of the front part of the frame longitudinal beam and used for mounting a steering system;
the bumper is fixedly connected to the foremost end of the frame longitudinal beam, and the mounting type upright post is detachably connected to the bumper and used for supporting the cab and the covering piece;
the container mounting seat is fixedly connected to the tail beam and used for mounting a container.
2. The light mining dump truck frame of claim 1, characterized in that:
the frame longitudinal beam comprises a left longitudinal beam and a right longitudinal beam, the left longitudinal beam and the right longitudinal beam are symmetrically arranged in parallel, and the left longitudinal beam and the right longitudinal beam are of uniform-section box-type structures.
3. The light mining dump truck frame of claim 2, characterized in that:
the cross beam comprises a front cross beam;
the front cross beam comprises a front cross beam upper cover plate, a front cross beam web plate and a front cross beam lower cover plate;
the two sides of the upper cover plate of the front cross beam are respectively welded with the upper cover plates of the left longitudinal beam and the right longitudinal beam into a whole;
the lower cover plate of the front cross beam adopts an arc transition structure, and two sides of the lower cover plate are respectively connected with the inner side surfaces of the left longitudinal beam and the right longitudinal beam;
the front cross beam web is connected with the inner side surfaces of the front cross beam upper cover plate, the front cross beam lower cover plate, the left longitudinal beam and the right longitudinal beam.
4. The light mining dump truck frame of claim 2, characterized in that:
the cross beam comprises a rear cross beam;
the rear cross beam comprises a rear cross beam upper cover plate, a rear cross beam web plate and a rear cross beam lower cover plate;
two sides of the upper cover plate of the rear cross beam are respectively welded with the upper cover plates of the left longitudinal beam and the right longitudinal beam into a whole;
two sides of the lower cover plate of the rear cross beam are respectively welded with the lower cover plates of the left longitudinal beam and the right longitudinal beam into a whole;
and the rear cross beam web is connected with the inner side surfaces of the rear cross beam upper cover plate, the rear cross beam lower cover plate, the left longitudinal beam and the right longitudinal beam.
5. The light mining dump truck frame of claim 2, characterized in that:
the cross beam comprises a middle cross beam;
the middle cross beam comprises a middle cross beam upper cover plate, a middle cross beam web plate and a middle cross beam lower cover plate;
two sides of the upper cover plate of the middle cross beam are respectively connected with the inner side surfaces of the left longitudinal beam and the right longitudinal beam;
the two sides of the lower cover plate of the middle cross beam are respectively welded with the lower cover plates of the left longitudinal beam and the right longitudinal beam into a whole;
and the middle cross beam web plate is connected with the inner side surfaces of the middle cross beam upper cover plate, the middle cross beam lower cover plate, the left longitudinal beam and the right longitudinal beam.
6. The light mining dump truck frame of claim 2, characterized in that:
the tail beam is of an arc structure and is connected with the left longitudinal beam and the right longitudinal beam in a welding mode.
7. The light mining dump truck frame of claim 1, characterized in that:
the mounting type upright post is connected with the bumper through the bolt, so that the verticality of the mounting type upright post and the mounting precision of a cab are guaranteed.
8. The light mining dump truck frame of claim 1, characterized in that:
the upper gantry beam and the mounting type lifting oil cylinder support are connected with the left longitudinal beam and the right longitudinal beam through bolts.
9. The light mining dump truck frame of claim 1, characterized in that:
the container mounting seats are two in number and are symmetrically welded at two ends of the tail beam.
10. A mining dump truck is characterized in that:
a light mining dump truck frame according to any one of claims 1 to 9 is installed.
CN202022007206.0U 2020-09-15 2020-09-15 Light mining dump truck frame and mining dump truck Active CN212950832U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022007206.0U CN212950832U (en) 2020-09-15 2020-09-15 Light mining dump truck frame and mining dump truck

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022007206.0U CN212950832U (en) 2020-09-15 2020-09-15 Light mining dump truck frame and mining dump truck

Publications (1)

Publication Number Publication Date
CN212950832U true CN212950832U (en) 2021-04-13

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CN202022007206.0U Active CN212950832U (en) 2020-09-15 2020-09-15 Light mining dump truck frame and mining dump truck

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113978555A (en) * 2021-12-29 2022-01-28 临工集团济南重机有限公司 Frame assembly and engineering vehicle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113978555A (en) * 2021-12-29 2022-01-28 临工集团济南重机有限公司 Frame assembly and engineering vehicle
CN113978555B (en) * 2021-12-29 2022-04-15 临工集团济南重机有限公司 Frame assembly and engineering vehicle

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