CN215752637U - Syllogic structure frame and vehicle - Google Patents
Syllogic structure frame and vehicle Download PDFInfo
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- CN215752637U CN215752637U CN202122142553.9U CN202122142553U CN215752637U CN 215752637 U CN215752637 U CN 215752637U CN 202122142553 U CN202122142553 U CN 202122142553U CN 215752637 U CN215752637 U CN 215752637U
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Abstract
The utility model provides a three-section structure frame and a vehicle, comprising: the front section frame, the rear section frame and a middle section connecting piece for connecting the front section frame and the rear section frame; the middle section connecting piece comprises a middle section outer plate and a reinforcing piece, the reinforcing piece is provided with a plurality of through holes, and the through holes are used for providing a welding surface for connecting the middle section outer plate with the front section frame or a welding surface for connecting the middle section outer plate with the rear section frame; one end of the middle section outer plate is welded with the front section frame through a reinforcing piece, and the other end of the middle section outer plate is welded with the rear section frame through a reinforcing piece; the problem that the mold opening is needed respectively when the device is suitable for vehicle models with different wheel bases, and the production cost is high is solved, the device is convenient to produce, process and manufacture, the production precision is improved, and the production cost is reduced; and the length of the middle section connecting piece can be set according to different wheel base requirements, and the wheel base of the frame can be adjusted through the middle section connecting pieces with different lengths.
Description
Technical Field
The utility model belongs to the technical field of automobiles, and particularly relates to a three-section type structure frame and an automobile.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
In the entire structure of an automobile, the frame serves to support and connect various parts of the automobile and to receive various loads from the inside and outside of the automobile. At present, only non-self-supporting vehicle bodies generally use a frame, which is constructed in a structural manner in which a plurality of cross members are connected between side members. The longitudinal beam is in a whole-section type, so that in the process of machining the longitudinal beam, the traditional method is to adopt a die to perform blanking forming or firstly cut out a proper plate material, then cut out a corresponding shape by a cutting machine, and finally perform stamping forming. The traditional material cutting method has the defects of poor manufacturing manufacturability, large-area excess material generation and the like. In addition, the consistency of the product cannot be well ensured due to the adoption of a plasma cutting mode. And present frame formula structure as an organic whole, when being applicable to the motorcycle type of different wheel bases, need respectively the die sinking, and manufacturing cost is high.
Disclosure of Invention
In order to solve the problems, the utility model provides a three-section type structure frame and a vehicle, which realize the platform of the sectional type frame, wherein the front section and the rear section are of universal structures and can be applied to various vehicle types, the production, the processing and the manufacturing are convenient, the frame precision is improved, and the production cost is reduced.
In a first aspect, the present invention provides a three-section structural frame, comprising: the front section frame, the rear section frame and a middle section connecting piece for connecting the front section frame and the rear section frame; the middle section connecting piece comprises a middle section outer plate and a reinforcing piece, the reinforcing piece is provided with a plurality of through holes, and the through holes are used for providing a welding surface for connecting the middle section outer plate with the front section frame or a welding surface for connecting the middle section outer plate with the rear section frame; one end of the middle section outer plate is connected with the front section frame in a welding mode through the reinforcing piece, and the other end of the middle section outer plate is connected with the rear section frame in a welding mode through the reinforcing piece.
As an embodiment, the reinforcing member comprises an inner reinforcing plate and an outer reinforcing plate, the inner reinforcing plate is arranged on the inner side surface of each end of the middle section outer plate, and the inner side surface of the middle section outer plate is connected with the front section frame or the rear section frame through the inner reinforcing plate; the outer reinforcing plates are arranged on the outer side surfaces of two ends of the middle section outer plate, and the outer side surface of the middle section outer plate is connected with the front section frame or the rear section frame through the outer reinforcing plates.
The outer reinforcing plate is a rectangular plate, and two rows and three rows of six through holes are formed in the rectangular plate; eight through holes in three rows and three rows are arranged on the rectangular plate of the inner reinforcing plate.
As another embodiment, the inner reinforcing plate includes two symmetrically disposed trapezoidal plates, one of the trapezoidal plates is disposed on the upper end surface of the inner side of the middle section outer plate, the other trapezoidal plate is disposed on the lower end surface of the inner side of the middle section outer plate, and a set distance is provided between the two trapezoidal plates. The top edge of the trapezoidal plate is a set distance away from the central line of the middle section outer plate, and the bottom edge of the trapezoidal plate is attached to the lower edge of the middle section outer plate. The trapezoidal plate is provided with a plurality of through holes which are arranged in an array manner. The trapezoidal plate is provided with a row of four rows of four through holes.
Wherein, the through hole is a round hole, a square hole or a fan-shaped hole.
In a second aspect, the present invention provides a three-section structural vehicle supported by a three-section structural frame as described in the first aspect.
Compared with the prior art, the utility model has the following beneficial effects:
1. the frame front section frame, the frame rear section frame and the middle section connecting piece for connecting the front section frame and the rear section frame adopt the segmented structure, the problems that the mold opening is needed respectively when the frame is suitable for the vehicle types with different wheel bases, and the production cost is high are solved, the front section and the rear section of the longitudinal beam can be respectively stamped when the frame is processed, the processing technology is easy to realize, the used mold is relatively small, the consistency of products can be ensured, and compared with the traditional processing mode of the integral frame longitudinal beam, the material utilization rate is high.
2. The utility model adopts the three-section type structure frame, the front section frame, the middle section connecting piece and the rear section frame are connected in a welding mode, the front section frame and the rear section frame are of a universal structure and can be applied to various vehicle types, the production, the processing and the manufacture are convenient, the production precision is provided, and the production cost is reduced; and the length of the middle section connecting piece can be set according to different wheel base requirements, and the wheel base of the frame can be adjusted through the middle section connecting pieces with different lengths.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a flow chart of the installation of the three-section frame of the present invention;
FIG. 2 is an inside view of a welding structure of the middle connecting piece and the front and rear frames according to the present invention;
FIG. 3 is an outside view of the welding structure of the middle connecting piece and the front and rear frames of the present invention;
FIG. 4 is a schematic view of a first overlapping manner according to the present invention;
FIG. 5 is a schematic view of a second overlapping manner according to the present invention;
FIG. 6 is a schematic structural view of a third overlapping mode of the present invention;
FIG. 7 is a schematic structural view of a middle-inserted front and rear side rails welded to an inner side reinforcing plate according to the present invention;
FIG. 8 is a schematic structural view of a middle section of a front and rear side rail wrapped with a welded inner stiffener according to the present invention;
FIG. 9 is a schematic structural view of the mid-section butt joint front and rear longitudinal beams of the present invention with welded inboard (break-away) and outboard (integral) stiffeners;
FIG. 10 is a schematic structural view of the mid-section butt-joint front and rear stringers of the present invention with inboard (integral) and outboard (integral) stiffeners welded;
FIG. 11 is a schematic structural view of the frame of the present invention with different frame wheelbases, for example, the frame of a railroad car stringer, wherein the frame with wheelbases 2300, 2600, 2500, 2800, 3035 and 3250mm is shown from left to right;
FIG. 12 is a schematic structural view of a frame of a three-large vehicle type series according to the present invention;
wherein, 1, a front frame (front end of a longitudinal beam); 2. a rear frame (rear end of the side member); 3. a middle section connecting piece (longitudinal beam middle section); 4. second-protection welding match welding; 5. welding the periphery of the second shielded welding; 6. the inner side of the middle section outer plate; 7. the outer side of the rear end inner plate; 8. a first inner reinforcement plate; 9. a second inner reinforcement panel; 10. a third inner gusset; 11. a fourth inner gusset; 12. the outer side of the front section inner plate; 13. the outer side of the middle section outer plate; 14. the outer side of the front section outer plate; 15. a first outer reinforcement plate; 16. a second outer reinforcement panel; 17. the outer side of the rear section outer plate.
Detailed Description
The utility model is further described with reference to the following figures and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
Example 1
As shown in fig. 1, a three-section structure frame includes a front section frame, a rear section frame, and a middle section connecting member connecting the front section frame and the rear section frame; the middle section connecting piece comprises a middle section outer plate and a reinforcing piece, the reinforcing piece is provided with a plurality of through holes, and the through holes are used for providing a welding surface for connecting the middle section outer plate with the front section frame or a welding surface for connecting the middle section outer plate with the rear section frame; one end of the middle section outer plate is connected with the front section frame in a welding mode through the reinforcing piece, and the other end of the middle section outer plate is connected with the rear section frame in a welding mode through the reinforcing piece.
As an embodiment, the reinforcement includes an inner reinforcement plate and an outer reinforcement plate, the inner reinforcement plate is installed on an inner side surface of each end of the middle section outer plate, the inner side surface of the middle section outer plate is connected with the front section frame or the rear section frame through the inner reinforcement plate, the outer reinforcement plate is installed on an outer side surface of each end of the middle section outer plate, and the outer side surface of the middle section outer plate is connected with the front section frame or the rear section frame through the outer reinforcement plate. Specifically, the reinforcing part adopts two-protection welding plug welding and periphery welding modes to weld and fix the middle section outer plate and the front section frame or weld and fix the middle section outer plate and the rear end frame. The size of the middle section outer plate is adjustable.
As a specific implementation manner, the outer reinforcing plate is a rectangular plate, a plurality of through holes arranged in an array are formed in the rectangular plate, and the through holes are used for providing a welding surface for connecting the middle section outer plate with the front section frame or a welding surface for connecting the middle section outer plate with the rear section frame. Specifically, the rectangular plate is provided with two rows and three rows of six through holes, and the through holes are round holes, square holes, fan-shaped holes or holes in other shapes.
Wherein, interior reinforcing plate includes the trapezoidal plate that two symmetries set up, and one of them trapezoidal plate sets up the up end in the inboard of middle section planking, and another trapezoidal plate sets up the lower terminal surface in the inboard of middle section planking, has the settlement distance between two trapezoidal plates, and wherein the top edge of trapezoidal plate has the settlement distance apart from the central line of middle section planking, and the lower border laminating of base and middle section planking. The trapezoidal plate is provided with a plurality of through holes arranged in an array mode, and the through holes are used for providing a welding surface for connecting the middle section outer plate with the front section frame or a welding surface for connecting the middle section outer plate with the rear section frame. Specifically, the trapezoidal plate is provided with four through holes in a row of four rows, and the through holes are round holes, square holes, fan-shaped holes or holes in other shapes. The trapezoidal plate is in an isosceles trapezoid, a right-angle trapezoid or other trapezoidal structures. As another embodiment, the inner reinforcement plate and the outer reinforcement plate are both integrated rectangular plates, a plurality of through holes arranged in an array are formed in the rectangular plates, and the through holes are used for providing a welding surface for connecting the middle section outer plate with the front section frame or a welding surface for connecting the middle section outer plate with the rear section frame.
The middle section connecting piece further comprises a middle section inner plate, the length of the middle section inner plate is longer than that of the middle section outer plate, welding seams of the inner and middle section outer plates cannot be overlapped, and the middle section inner plate and the middle section outer plate are connected in a welding mode to form a structure with a central opening. In addition, an operation space is reserved for the middle section outer plate interface which possibly increases an inner side reinforcing plate; in order to ensure the splicing strength, the middle section outer plate adopts a structure that reinforcing plates are additionally welded on the inner side and the outer side, and two-protection welding plug welding and all-around welding are utilized, wherein a scheme of respectively reserving 110mm on the front side and the rear side of the middle section inner plate is adopted for reserving welding operation spaces for the inner side reinforcing plates.
In one embodiment, the first overlapping structure is that two ends of the middle section connecting piece are notches, the connecting ends of the front section frame and the rear section frame with the middle section connecting piece are straight openings, one end of the middle section connecting piece is inserted into the front section frame, and the other end of the middle section connecting piece is inserted into the rear section frame. Specifically, as shown in fig. 4, notches are formed at two ends of the middle section, the front section and the rear section are straight openings, the middle section is inserted into the front section and the rear section, and the corresponding reinforcing plates are shown in fig. 7; as another implementation, a one-piece stiffener plate may be modified. This approach has the following advantages: firstly, the middle section outer plate is assembled from the outer side to the inner side of the longitudinal beam, so that clamping and positioning are facilitated; secondly, an external reinforcing plate is favorably arranged, and an internal reinforcing plate (with a complex shape) is favorably arranged. Has the following disadvantages: firstly, the cost for modifying the die is high. Secondly, the mode cannot realize the butt joint without the middle section. As another embodiment, the overlapping structure is a mode that two ends are concave and the middle is straight, specifically, the connecting ends of the front frame and the rear frame and the middle connecting piece are concave, and two ends of the middle connecting piece are straight openings, so that the defects that the development cost of the mold is high and the middle overlapping cannot be realized still exist.
As another embodiment, as shown in fig. 5, a second overlapping structure is that two ends of the middle connecting piece are provided with convex openings, the connecting ends of the front frame and the rear frame with the middle connecting piece are straight openings, one end of the front frame is inserted into one end of the middle connecting piece, and one end of the rear frame is inserted into the other end of the middle connecting piece. Specifically, the scheme is that a convex opening is formed at the fracture of the middle section, the outer plates of the middle sections of the front and rear sections are straight openings, the front and rear sections are inserted into the middle section, and the corresponding reinforcing plates are shown in fig. 8; as another implementation, a one-piece stiffener plate may be modified. This approach has the following advantages: the outer surface of the longitudinal beam is a plane, so that the appearance is attractive; the front section die and the rear section die do not need to be changed; thirdly, the mode can realize butt joint without middle section; fourthly, the external reinforcing plate is favorably arranged, and the internal reinforcing plate (with complex shape) is favorably arranged. Has the following disadvantages: the middle section planking is assembled by outside in the longeron, is unfavorable for the clamping location. As another embodiment, the overlapping structure is a mode that two ends are convex and the middle is straight, specifically, the connecting ends of the front frame and the rear frame and the middle connecting piece are convex openings, and two ends of the middle connecting piece are straight openings, so that the defects that the development cost of the mold is high and the middle overlapping cannot be realized still exist.
As another embodiment, as shown in fig. 6, the third form of the overlapping structure is a middle section and a front and rear section, the interface is reinforced by the outer and inner reinforcing plates, and the corresponding inner reinforcing plate is integrated as shown in fig. 10. The breakaway reinforcement panel is shown in fig. 9. The third type of lap joint structure is butt joint (non-lap joint) in the front and back, the reinforcing plates are welded on the inner side and the outer side of the butt joint position at the same time, the plug welding holes do not coincide, and the structural strength is ensured by the circumferential welding mode at the same time. Specifically, bosses are arranged at two ends of the middle section connecting piece, the connecting ends of the front section frame and the rear end frame with the middle section connecting piece are straight openings, one end of the front section frame is inserted into the boss at one end of the middle section connecting piece, and one end of the rear section frame is inserted into the boss at the other end of the middle section connecting piece; the scheme is that a boss is arranged at the fracture of the middle section, the middle section outer plates of the front section and the rear section are straight openings, and the middle section wraps the front section and the rear section. This approach has the following advantages: the middle section outer plate is assembled from the outer side to the inner side of the longitudinal beam, so that clamping and positioning are facilitated; the front section die and the rear section die do not need to be changed; thirdly, the mode can realize butt joint without middle section; fourthly, the arrangement of an inner reinforcing plate is facilitated, and the arrangement of an outer reinforcing plate (with a complex shape) is not facilitated. Has the following disadvantages: the stringer outer surface is not planar.
Example 2
The utility model provides a syllogic structure frame, includes anterior segment frame, back end frame and reinforcement, and the reinforcement is equipped with a plurality of through-hole, and the through-hole is used for providing anterior segment frame and back end connected to the frame's face of weld, and the one end welded connection of reinforcement and back end frame is passed through to the one end of anterior segment frame.
The reinforcement comprises an inner reinforcement plate and an outer reinforcement plate, the inner reinforcement plate is arranged on the inner side face of one end of the front section frame, the inner side face of the front section frame is connected with the rear section frame through the inner reinforcement plate, the outer reinforcement plate is arranged on the outer side face of one end of the front section frame, and the outer side face of the front section frame is connected with the rear section frame through the outer reinforcement plate. Specifically, the reinforcing part adopts two to protect welding plug welding and the mode of week welding with anterior segment frame and back end frame welded fastening.
For example, the frame of the cross-country vehicle changes the mode of welding the frame by the original integral longitudinal beam and other sub-assembly components, and establishes a frame platform, and the frame assembly is designed into a sectional splicing type: the vehicle models of the Luba, 007 and the traditional vehicle 2300 wheelbase and the warrior 2600 wheelbase are spliced by 2 sections, and the frame assembly is divided into a front section sub assembly and a rear section sub assembly.
All vehicle frames of other vehicle types with the wheelbase except the vehicle type with the wheelbase are spliced in a three-section mode, and the welding of the vehicle frame assembly is realized by a method of splicing the front section sub-assembly and the rear section sub-assembly through the middle section.
The frame platform technology is as follows: land domination platform technology; firstly, a land tyrant longitudinal beam technology, a land tyrant front spiral spring and a land tyrant rear five-connecting rod are adopted; (suitable for land overlord, 007 passenger car); a four-wheel drive pickup longitudinal beam technology, a land dominator front spiral spring and a rear plate spring structure; (applicable to warrior cars, four-wheel drive pickup); the four-wheel drive pickup longitudinal beam technology, the front plate spring structure and the rear plate spring structure; (suitable for multifunctional warrior, two-drive pickup and traditional vehicle); the frame is divided into a front section, a middle section and a rear section, and the middle section is linear;
length segmentation principle: front section of the frame: the length is fixed (the front sections of the two-section mode and the three-section mode are shared); taking the length of the inner plate at the front section unchanged (the state of a stamping part is unchanged) as a reference object, cutting off the outer plate at the middle section of the longitudinal beam from a section opening of the inner plate to be not less than 100, and starting to perform section division;
secondly, the rear section of the frame: the main components and the fracture of the straight section of the longitudinal beam are fixed relative to the central line of the rear wheel by taking the rear positioning square hole of the straight section of the longitudinal beam as a reference object and not less than 100 in the forward direction. The length of the rear section and the rear overhang are changed according to the requirement of the vehicle type;
frame middle section: the wheel base changes are all reflected in the middle section, and the starting length takes a vehicle model with 2300 wheel bases as a reference object; as a first specific implementation mode, front and rear two-section butt joint without a middle section can be realized by adopting 2300, 2600 and 2775 wheelbase vehicle types, and middle sections are arranged in other wheelbase vehicle types; as a second embodiment, 212 conventional vehicles are adopted, and the wheelbases 2300, 2360 and 2460 are adopted; the third embodiment, the warrior car, employs 2400, 2600, 2800, 2850, 3035, 3350, and 3690 wheelbase products. The middle section of the frame is a middle section connecting piece.
Fourthly, middle section inner plate: the length of the middle section inner plate is longer than that of the middle section outer plate, and the welding seams of the inner and middle section outer plates cannot be overlapped. In order to guarantee the longeron bulk strength after the tailor-welded, reserve operating space for the middle section planking interface probably increases inboard reinforcing plate in addition.
Fifthly, the inner plate of the land domination is 2 sections at present, and the inner plate of the pickup truck is 3 sections. The frame is of a segmented construction. The inner plate of the land domination needs to be changed into a 3-section structure, the middle section of the inner plate of the pickup truck is divided into two sections, and the inner plate of the longitudinal beam is divided into a four-section structure.
Example 3
A three-section structure vehicle is supported by any one of the three-section structure vehicle frames in the embodiments.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. The utility model provides a syllogic structure frame which characterized in that includes: the front section frame, the rear section frame and a middle section connecting piece for connecting the front section frame and the rear section frame; the middle section connecting piece comprises a middle section outer plate and a reinforcing piece, the reinforcing piece is provided with a plurality of through holes, and the through holes are used for providing a welding surface for connecting the middle section outer plate with the front section frame or a welding surface for connecting the middle section outer plate with the rear section frame; one end of the middle section outer plate is connected with the front section frame in a welding mode through the reinforcing piece, and the other end of the middle section outer plate is connected with the rear section frame in a welding mode through the reinforcing piece.
2. The three-section structural frame of claim 1, wherein the reinforcement includes an inner reinforcement plate and an outer reinforcement plate, the inner reinforcement plate is mounted on an inner side surface of both ends of the middle section outer plate, and the inner side surface of the middle section outer plate is connected to the front section frame or the rear section frame through the inner reinforcement plate; the outer reinforcing plates are arranged on the outer side surfaces of two ends of the middle section outer plate, and the outer side surface of the middle section outer plate is connected with the front section frame or the rear section frame through the outer reinforcing plates.
3. The three-piece structural frame of claim 2, wherein the outer reinforcement plate is a rectangular plate having a plurality of through holes arranged in an array.
4. A three-part structural frame as claimed in claim 3, wherein said rectangular plate has two rows and three columns of six apertures.
5. The three-section frame according to claim 1, wherein the inner reinforcement plate comprises two symmetrically disposed trapezoidal plates, one of which is disposed on the upper end surface of the inner side of the middle section outer plate, and the other is disposed on the lower end surface of the inner side of the middle section outer plate, and a set distance is provided between the two trapezoidal plates.
6. The three-piece structural frame of claim 1, wherein the trapezoidal shaped panel has a top edge at a predetermined distance from a center line of the middle section outer panel and a bottom edge that abuts a bottom edge of the middle section outer panel.
7. The three-piece structural frame of claim 6, wherein said trapezoidal plate has a plurality of through holes arranged in an array.
8. A three-part structural vehicle frame according to claim 7 in which the trapezoidal panel is provided with a row of four through holes.
9. The three-piece structural frame of claim 1, wherein said through-hole is a circular hole, a square hole, or a scalloped hole.
10. A three-piece structural vehicle, characterized in that it is supported by a three-piece structural frame according to any one of claims 1 to 9.
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| CN202122142553.9U CN215752637U (en) | 2021-09-06 | 2021-09-06 | Syllogic structure frame and vehicle |
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| CN202122142553.9U CN215752637U (en) | 2021-09-06 | 2021-09-06 | Syllogic structure frame and vehicle |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115071823A (en) * | 2022-06-28 | 2022-09-20 | 一汽解放汽车有限公司 | Frame assembly and vehicle with same |
| CN115092255A (en) * | 2022-06-28 | 2022-09-23 | 一汽解放汽车有限公司 | Vehicle frame assembly |
| CN115162121A (en) * | 2022-06-16 | 2022-10-11 | 山推工程机械股份有限公司 | Sectional welding type frame of milling machine |
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2021
- 2021-09-06 CN CN202122142553.9U patent/CN215752637U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115162121A (en) * | 2022-06-16 | 2022-10-11 | 山推工程机械股份有限公司 | Sectional welding type frame of milling machine |
| CN115071823A (en) * | 2022-06-28 | 2022-09-20 | 一汽解放汽车有限公司 | Frame assembly and vehicle with same |
| CN115092255A (en) * | 2022-06-28 | 2022-09-23 | 一汽解放汽车有限公司 | Vehicle frame assembly |
| CN115071823B (en) * | 2022-06-28 | 2024-05-03 | 一汽解放汽车有限公司 | Frame assembly and vehicle with same |
| CN115092255B (en) * | 2022-06-28 | 2024-05-03 | 一汽解放汽车有限公司 | Frame assembly |
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