CN220924278U - Front section frame assembly based on 6 m full-bearing passenger car and assembly welding tool thereof - Google Patents
Front section frame assembly based on 6 m full-bearing passenger car and assembly welding tool thereof Download PDFInfo
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- CN220924278U CN220924278U CN202322863484.XU CN202322863484U CN220924278U CN 220924278 U CN220924278 U CN 220924278U CN 202322863484 U CN202322863484 U CN 202322863484U CN 220924278 U CN220924278 U CN 220924278U
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- vertical frame
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- positioning vertical
- positioning
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- 238000003466 welding Methods 0.000 title claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 7
- 239000010959 steel Substances 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 4
- 239000000725 suspension Substances 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses a front section frame assembly based on a 6-meter full-bearing passenger car and a welding tool thereof, belonging to the technical field of vehicle processing and production devices; the device comprises a positioning vertical frame, a side stepping bracket, an upper flat frame, a middle flat frame and a lower flat frame which are connected with each other through welding; the positioning vertical frame is a plane structure formed by welding transverse and vertical steel materials which are mutually perpendicular; the side stepping support comprises a stepping frame with a plane frame structure; the upper flat frame is of a plane structure in a shape of a Chinese character 'nonx'; the middle flat frame is of a plane structure in a shape like a Chinese character 'wang'; the utility model effectively solves the problems of unreasonable structural distribution and higher welding difficulty of the front section assembly of the vehicle frame at present.
Description
Technical Field
The utility model relates to the technical field of processing production devices, in particular to a front section frame assembly based on a 6-meter full-bearing passenger car and a welding tool thereof.
Background
In order to meet the requirements of social transportation, the applicant designs a new energy bus structure with the total length of 6.08 meters. The production difficulty of the passenger car mainly lies in the processing production of the frame, and for the frame with a longer full-bearing car body, the frame is often divided into a plurality of sections in consideration of the processing convenience, and the frames of the sections are respectively processed and then assembled and welded; when the frame structure of each section is produced, the vertical end face or the horizontal plane which is easy to position is processed at first, and then each part is assembled and welded based on the positioning point; the application aims to design a modular assembly structure capable of reducing the welding difficulty of a front section frame and improving the processing production efficiency of a segmented frame.
Disclosure of utility model
The technical problems to be solved by the utility model are as follows: the front section frame assembly based on the 6-meter full-bearing passenger car is provided, so that the problems that the structure distribution of the front section frame assembly is unreasonable and the welding difficulty is high in the prior art are solved.
In order to solve the problems, the utility model provides the following technical scheme:
Front section frame assembly based on 6 m full-bearing passenger car; the device comprises a positioning vertical frame, a side stepping bracket, an upper flat frame, a middle flat frame and a lower flat frame which are connected with each other through welding;
The positioning vertical frame is a plane structure formed by welding transverse and vertical steel materials which are mutually perpendicular; three cross bars are sequentially arranged on the positioning vertical frame from top to bottom, and a trailer hook is arranged in the middle of the upper front end surface of the positioning vertical frame;
The side stepping support comprises a stepping frame with a plane frame structure; the extending end of the pedal frame is welded on the left extending end of the rear side end surface of the positioning vertical frame corresponding to the lower cross bar;
the upper flat frame is of a plane structure in a shape of a Chinese character 'nonx'; one extending end of the upper flat frame is welded on the right side of the corresponding upper cross bar of the rear end face of the positioning vertical frame; a steering gear fixing piece is arranged between the middle part of the upper flat frame and the positioning vertical frame;
The middle flat frame is of a plane structure in a shape like a Chinese character 'wang'; one extending end of the middle flat frame is welded on the rear end surface of the positioning vertical frame and is positioned at the same horizontal height with the middle cross bar; one side of a connecting angle rod on the side stepping bracket is connected to the end side of the middle flat frame;
The lower flat frame comprises a pair of diagonal rods; one end of the inclined rod is upwards welded on the positioning vertical frame; the other end of the inclined rod is connected with a bottom frame surface; the bottom frame surface is a planar structure in a shape of a Chinese character kou; a beam rod is also arranged on the bottom frame surface along the direction parallel to the plane where the positioning vertical frame is positioned; one end of the beam rod is welded in the middle of the right side frame on the side stepping bracket;
and a plurality of suspension pinch plates and reinforcing rods which are arranged along the height direction are also arranged between the lower flat frame and the middle flat frame.
Preferably, the positioning vertical frame is a left-right piled structure; an auxiliary positioning rod is arranged on the positioning vertical frame at a position between the first middle cross rod and the lower cross rod; the trailer hook is arranged between the two auxiliary positioning rods.
Preferably, a connecting angle rod is arranged on one end side, close to the trailer hook, of the pedal frame of the side pedal bracket; one side of the connecting angle rod is welded and installed on the end face of the rear side of the positioning vertical frame.
Preferably, the protruding end of the upper flat frame connected to the positioning vertical frame is parallel to the connecting rod positioned in the middle of the upper flat frame.
Preferably, the steering wheel mount comprises an L-bar; one end of the L-shaped rod is connected with the lower side of the connecting rod in the middle of the upper flat frame, and the other end of the L-shaped rod is connected with the top of the beam rod of the lower flat frame; the L-shaped rod is provided with a fixing plate.
The utility model also discloses a welding fixture for welding the front end frame assembly, which comprises a bottom plate; the front side of the bottom plate is provided with at least two vertical frame support columns; the vertical frame support columns are positioned on the same straight line, and the vertical frame support columns are used for installing and positioning the vertical frames; the middle part of the bottom plate is also provided with a first clamping column and a second clamping column; the distance between the first clamping column and the second clamping column is the same as the distance between the two inclined rods on the lower flat frame; the rear side of the bottom plate is provided with a stepping tail limiting column.
The front side of the bottom plate is provided with a guide groove, and the vertical frame support column is movably arranged on the bottom plate through the guide groove; an L-shaped limiting clamping strip is arranged on the vertical frame support column; the width of the groove on the limit clamping strip is consistent with the width of the steel on the positioning vertical frame.
The first clamping column and the second clamping column are of telescopic step structures, wherein the lower step height of the first clamping column is equal to the height of a pedal frame of the side pedal bracket; the upper steps of the first clamping column and the second clamping column can rotate along the middle line of the upper steps.
The utility model has the beneficial effects that:
The front-section frame is divided into a vertical frame and four flat frames to form a structure, and the utility model also relates to a corresponding auxiliary welding-resisting tool, which can solve the problems that when an operator works in assembly welding, only two parts can be welded by virtue of a drawing, and position deviation, angle deviation and the like appear in the final welding; thereby improving the welding quality and efficiency for the production and processing of the front section frame.
Drawings
FIG. 1 is a schematic structural view of a profiled front section assembly designed in an embodiment;
FIG. 2 is a schematic view showing the structure of a side stepping bracket in the present embodiment;
FIGS. 3 to 5 are schematic views of upper, middle and lower flat frames in the present embodiment, respectively;
FIG. 6 is a top view of FIG. 1;
FIG. 7 is a schematic view of the present embodiment after mounting the positioning vertical frame and the lower horizontal frame on the assembly welding tool;
FIG. 8 is a schematic view of the remaining middle platform, upper platform and side stepping brackets of FIG. 7 mounted to a welding tool in sequence;
FIG. 9 is a side view of FIG. 1;
Reference numerals illustrate: 1. the device comprises a positioning vertical frame, a side stepping support, a 2A pedal frame, a 2B pedal frame, a connecting angle rod, a 3 upper flat frame, a 4 middle flat frame, a 5 lower flat frame, a 5A inclined rod, a 5B bottom frame surface, a 5C pedal rod, a 6 pedal hook, a 7 pedal machine fixing piece, a 8 pedal suspension buckle plate;
10. The device comprises a bottom plate, 11, a vertical frame supporting column, 12, a limiting clamping strip, 13, a first clamping column, 14, a second clamping column, 15 and a stepping tail limiting column.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and specific examples:
Examples:
Referring to fig. 1, the present embodiment provides a front section frame assembly based on a 6m full-load passenger car; the device comprises a positioning vertical frame 1, a side stepping bracket 2, an upper flat frame 3, a middle flat frame 4 and a lower flat frame 5 which are connected with each other through welding;
The positioning vertical frame 1 is a plane structure formed by welding transverse and vertical steel materials which are mutually vertical; three cross bars are sequentially arranged on the positioning vertical frame 1 from top to bottom, and a trailer hook 6 is arranged in the middle of the upper front end surface of the positioning vertical frame 1;
The side stepping bracket 2 comprises a stepping frame 2A with a plane frame-shaped structure; the extending end of the pedal frame 2A is welded on the left extending end of the lower cross bar corresponding to the rear end surface of the positioning vertical frame 1;
The upper flat frame 3 is of a plane structure in a shape of a Chinese character 'nonx'; one extending end of the upper flat frame is welded on the right side of the corresponding upper cross bar of the rear end face of the positioning vertical frame 1; a steering gear fixing piece 7 is arranged between the middle part of the upper flat frame and the positioning vertical frame 1;
The middle flat frame 4 is of a plane structure in a shape like a Chinese character 'wang'; one extending end of the middle flat frame 4 is welded on the rear end surface of the positioning vertical frame 1 at the position of the same horizontal height with the middle cross bar; one side of a connecting angle rod 2B on the side stepping bracket 2 is connected to the end side of the middle flat frame 4;
The lower flat frame 5 includes a pair of diagonal rods 5A; one end of the inclined rod 5A is upwards welded on the positioning vertical frame 1; the other end of the inclined rod 5A is connected with a bottom frame surface 5B; the bottom frame surface 5B is of a planar structure in a shape of a Chinese character 'kou'; a beam rod 5C is also arranged on the bottom frame surface 5B along the direction parallel to the plane where the positioning vertical frame 1 is positioned; one end of the beam rod 5C is welded at the middle part of the right side frame on the side stepping bracket 2;
a plurality of suspension pinch plates 8 and reinforcing rods which are arranged along the height direction are also arranged between the lower flat frame 5 and the middle flat frame 4.
The positioning vertical frame 1 is a left-right piled structure; an auxiliary positioning rod is arranged on the positioning vertical frame 1 at a position between the first middle cross rod and the lower cross rod; the trailer hook 6 is mounted between two auxiliary positioning rods.
A connecting angle rod 2B is arranged on one end side, close to the trailer hook 6, of the pedal frame 2A of the side pedal bracket 2; one side of the connecting angle rod 2B is welded and installed on the rear end face of the positioning vertical frame 1.
The extending end of the upper flat frame 3 connected to the positioning vertical frame is parallel to the connecting rod positioned in the middle of the upper flat frame 3.
The steering wheel fixture 7 comprises an L-bar 7A; one end of the L rod 7A is connected with the lower side of the connecting rod in the middle of the upper flat frame 3, and the other end is connected with the top of the beam rod 5C of the lower flat frame 5; a fixing plate 7B is attached to the L-bar 7A.
A group welding tool for welding the front end frame assembly comprises a bottom plate 10; at the front side of the base plate 10, there are not less than two vertical frame support columns 11; the vertical frame support columns 11 are positioned on the same straight line, and the vertical frame support columns 11 are used for installing and positioning the vertical frame 1; a first clamping column 13 and a second clamping column 14 are also arranged in the middle of the bottom plate 10; the distance between the first clamping column 13 and the second clamping column 14 is the same as the distance between the two diagonal rods on the lower flat frame 5; a stepping tail limiting post 15 is arranged at the rear side of the bottom plate 10.
A guide groove is formed on the front side of the bottom plate 10, and a vertical frame support column 11 is movably arranged on the bottom plate 10 through the guide groove; an L-shaped limiting clamping strip 12 is arranged on the vertical frame support column 11; the width of the groove on the limit clamping strip 12 is consistent with the width of the steel on the positioning vertical frame 1.
The first clamping column 13 and the second clamping column 14 are of telescopic step structures, wherein the lower step height of the first clamping column 13 is equal to the height of the pedal frame 2A of the side pedal bracket 2; the upper steps of the first clamping post 13 and the second clamping post 14 are each rotatable along their center lines.
Claims (8)
1. Front section frame assembly based on 6 meters full-bearing passenger car, its characterized in that: the device comprises a positioning vertical frame (1), a side stepping bracket (2), an upper flat frame (3), a middle flat frame (4) and a lower flat frame (5) which are connected with each other through welding;
the positioning vertical frame (1) is a plane structure formed by welding transverse and vertical steel materials which are mutually vertical; three cross bars are sequentially arranged on the positioning vertical frame (1) from top to bottom, and a trailer hook (6) is arranged in the middle of the upper front end surface of the positioning vertical frame (1);
The side stepping bracket (2) comprises a stepping frame (2A) with a plane frame-shaped structure; the extending end of the pedal frame (2A) is welded on the left extending end of the lower cross bar corresponding to the rear end surface of the positioning vertical frame (1);
The upper flat frame (3) is of a plane structure in a shape of a Chinese character 'nonx'; one extending end of the upper flat frame is welded on the right side of the corresponding upper cross bar of the rear end face of the positioning vertical frame (1); a steering mechanism fixing piece (7) is arranged between the middle part of the upper flat frame and the positioning vertical frame (1);
The middle flat frame (4) is of a plane structure in a shape like a Chinese character 'wang'; one extending end of the middle flat frame (4) is welded on the rear end surface of the positioning vertical frame (1) and is positioned at the same horizontal height with the middle cross bar; one side of a connecting angle rod (2B) on the side stepping bracket (2) is connected to the end side of the middle flat frame (4);
The lower flat frame (5) comprises a pair of diagonal rods (5A); one end of the inclined rod (5A) is upwards welded on the positioning vertical frame (1); the other end of the inclined rod (5A) is connected with a bottom frame surface (5B); the bottom frame surface (5B) is of a planar structure in a shape of a Chinese character kou; a beam rod (5C) is also arranged on the bottom frame surface (5B) along the direction parallel to the plane where the positioning vertical frame (1) is positioned; one end of a beam rod (5C) is welded at the middle part of the right side frame on the side stepping bracket (2);
A plurality of suspension buckle plates (8) and reinforcing rods which are arranged along the height direction are also arranged between the lower flat frame (5) and the middle flat frame (4).
2. The front section frame assembly based on 6 m full-load passenger car of claim 1, wherein: the positioning vertical frame (1) is a left-right piled structure; an auxiliary positioning rod is arranged on the positioning vertical frame (1) at a position between the first middle cross rod and the lower cross rod; the trailer hook (6) is arranged between the two auxiliary positioning rods.
3. The front section frame assembly based on 6 m full-load passenger car of claim 1, wherein: a connecting angle rod (2B) is arranged on one end side, close to the trailer hook (6), of the pedal frame (2A) of the side pedal bracket (2); one side of the connecting angle rod (2B) is welded and installed on the rear end face of the positioning vertical frame (1).
4. The front section frame assembly based on 6 m full-load passenger car of claim 1, wherein: the extending end connected to the positioning vertical frame on the upper flat frame (3) is parallel to the connecting rod positioned in the middle of the upper flat frame (3).
5. The front section frame assembly based on 6m full-load passenger car of claim 1, wherein: the steering wheel fixing part (7) comprises an L-shaped rod (7A); one end of the L-shaped rod (7A) is connected with the lower side of the connecting rod in the middle of the upper flat frame (3), and the other end of the L-shaped rod is connected with the top of the beam rod (5C) of the lower flat frame (5); a fixing plate (7B) is mounted on the L-bar (7A).
6. A welding fixture for welding the front section frame assembly of any one of claims 1 to 5, characterized in that: it comprises a bottom plate (10); the front side of the bottom plate (10) is provided with at least two vertical frame support columns (11); the vertical frame support columns (11) are positioned on the same straight line, and the vertical frame support columns (11) are used for installing and positioning the vertical frame (1); a first clamping column (13) and a second clamping column (14) are also arranged in the middle of the bottom plate (10); the distance between the first clamping column (13) and the second clamping column (14) is the same as the distance between the two inclined rods on the lower flat frame (5); a stepping tail limiting column (15) is arranged at the rear side of the bottom plate (10).
7. The assembly welding fixture for welding a front section frame assembly of claim 6, wherein: a guide groove is formed in the front side of the bottom plate (10), and a vertical frame support column (11) is movably arranged on the bottom plate (10) through the guide groove; a limiting clamping strip (12) which is L-shaped is arranged on the vertical frame support column (11); the width of the groove on the limit clamping strip (12) is consistent with the width of the steel on the positioning vertical frame (1).
8. The assembly welding fixture for welding a front section frame assembly of claim 6, wherein: the first clamping column (13) and the second clamping column (14) are of telescopic step structures, wherein the lower step height of the first clamping column (13) is equal to the height of a pedal frame (2A) of the side pedal bracket (2); the upper steps of the first clamping column (13) and the second clamping column (14) can rotate along the central line of the upper steps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322863484.XU CN220924278U (en) | 2023-10-25 | 2023-10-25 | Front section frame assembly based on 6 m full-bearing passenger car and assembly welding tool thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322863484.XU CN220924278U (en) | 2023-10-25 | 2023-10-25 | Front section frame assembly based on 6 m full-bearing passenger car and assembly welding tool thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220924278U true CN220924278U (en) | 2024-05-10 |
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ID=90969732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322863484.XU Active CN220924278U (en) | 2023-10-25 | 2023-10-25 | Front section frame assembly based on 6 m full-bearing passenger car and assembly welding tool thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220924278U (en) |
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2023
- 2023-10-25 CN CN202322863484.XU patent/CN220924278U/en active Active
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