CN203864801U - Narrow automobile frame - Google Patents

Narrow automobile frame Download PDF

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Publication number
CN203864801U
CN203864801U CN201420285720.2U CN201420285720U CN203864801U CN 203864801 U CN203864801 U CN 203864801U CN 201420285720 U CN201420285720 U CN 201420285720U CN 203864801 U CN203864801 U CN 203864801U
Authority
CN
China
Prior art keywords
right vertical
crossbeam
vertical beam
left longeron
sections
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN201420285720.2U
Other languages
Chinese (zh)
Inventor
徐小红
周友明
朱伟民
梁建福
卓能伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongfeng Liuzhou Motor Co Ltd
Original Assignee
Dongfeng Liuzhou Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongfeng Liuzhou Motor Co Ltd filed Critical Dongfeng Liuzhou Motor Co Ltd
Priority to CN201420285720.2U priority Critical patent/CN203864801U/en
Application granted granted Critical
Publication of CN203864801U publication Critical patent/CN203864801U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a narrow automobile frame and relates to the technical field of automobile manufacturing. The narrow automobile frame comprises a reinforcing plate connected with a left longitudinal beam and a right longitudinal beam, and the left longitudinal beam and the right longitudinal beam are divided into front sections, transition sections and rear sections. A first transverse beam and a second transverse beam are arranged on the front sections, and transmission shaft transverse beams, a rear suspension front support transverse beam, a rear suspension rear support transverse beam and a rear transverse beam are arranged on the rear sections. The outer side distance between the left longitudinal beam and the right longitudinal beam in the front sections is D which is 860 mm. The outer side distance between the left longitudinal beam and the right longitudinal beam in the rear sections is d which is 800 mm. The front parts of the transition sections are connected with the front sections, and the rear parts of the transition sections are connected with the rear sections, the length of the transition sections is L which is 369 mm, and the bending angle of the transition sections is alpha which is 4.7 degrees. The narrow automobile frame can solve the problems that a narrow automobile frame is insufficient in torsion resistance and rigidity, an engine is installed in a landing mode, and a water tank is difficult to install in a landing mode.

Description

Narrow body vehicle carriage
Technical field
The utility model relates to field of automobile, especially a kind of vehicle frame for the narrow body truck of heavy duty.
Background technology
Automobile chassis frame is the basic component of automobile, traditional narrow body vehicle carriage, general left and right longeron, left and right longitudinal beam reinforcing plate and some riveting transverse beams or the bolt of adopting connects and composes loading chassis, each principal assemblies such as driving engine, operator's compartment are connected in aggregates, this narrow body vehicle carriage is all generally 800 millimeters of outer wide straight-through vehicle frames, the whole resistance to torsion of frame assembly, rigidity are all not enough, and it is 800 millimeters because vehicle frame is wide outward, water tank is installed, driving engine is installed and is restricted, cause assembling difficulty, affect the efficiency of assembling of car load, even affect assembly quality.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of novel narrow body vehicle carriage, and it can solve narrow body vehicle carriage resistance to torsion, rigidity is not enough, driving engine falls dress, water tank falls to filling difficult problem.
In order to address the above problem, the technical solution of the utility model is: this narrow body vehicle carriage, include left longeron, the left longitudinal beam reinforcing plate being connected with described left longeron, right vertical beam and the right vertical beam brace panel being connected with described right vertical beam, described left longeron and described right vertical beam are divided into three sections: leading portion, transition phase and back segment; At described leading portion, be disposed with first crossbeam, second cross beam, is disposed with transmission shaft crossbeam at described back segment, support beam and rear suspension rear support crossbeam and after cross member before rear suspension; Described first crossbeam two ends are connected with the front end of left longeron and right vertical beam respectively; Described second cross beam two ends are connected with right vertical beam with left longeron respectively with fastener; Described transmission shaft crossbeam, before rear suspension, support beam is all connected with right vertical beam with left longeron respectively by connecting panel with rear suspension rear support crossbeam and after cross member two ends.Between left longeron described in described leading portion and described right vertical beam, outer lateral extent is D, D=860 millimeter; Between left longeron described in described back segment and described right vertical beam, outer lateral extent is d, d=800 millimeter; Before described transition phase, connect described leading portion, after connect described back segment, transition section length is L, L=369 millimeter, bending angle is α, α=4.7 °.
In technique scheme, more specifically scheme can also be: described left longeron and right vertical beam are 6 millimeters thick, and it is highly H that the steel plate that yield limit is greater than 590MPa is made, top airfoil width is A, the trough girder that lower aerofoil width is B, wherein: H=231 millimeter, A=75 millimeter, B=75 millimeter; Described first crossbeam, second cross beam, before rear suspension, support beam and rear suspension rear support crossbeam and after cross member are 5 millimeters thick, the trough girder that yield limit is 510MPa; Described transmission shaft crossbeam is 5 millimeters thick, the trough girder that yield limit is 750MPa.
Owing to adopting technique scheme, the utlity model has following beneficial effect:
1, body frame structure for automotive of the present utility model, resistance to torsion is good, and rigidity is high, has solved the problem of water tank, engine assembly difficulty, improves efficiency of assembling and guarantees complete vehicle quality, has reduced complete vehicle fault rate.
2, the more former through-type narrow body car of narrow body car of novel pincer of assembling improves 1.5 minute man-hour, and during according to current assembler 55 yuan/minute, 2000 narrow body cars of annual product calculate, and can improve assembling benefit the whole year to be: 55 * 1.5 * 2000=165000 unit.
Accompanying drawing explanation
Fig. 1 is the utility model front view.
Fig. 2 is the utility model birds-eye view.
Fig. 3 is the utility model longeron cross-sectional structure schematic diagram.
Number in the figure is expressed as: 1, left longeron; 2, left longitudinal beam reinforcing plate; 3, right vertical beam; 4, right vertical beam brace panel; 5, first crossbeam; 6, second cross beam; 7, transmission shaft crossbeam; 8, support beam before rear suspension; 9, rear suspension rear support crossbeam; 10, after cross member; 11, connecting panel.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated:
Narrow body vehicle carriage shown in Fig. 1 and Fig. 2, include left longeron 1, left longitudinal beam reinforcing plate 3 with rivet and 1 riveted joint of left longeron, right vertical beam 2 and the right vertical beam brace panel 4 of riveting with rivet and right vertical beam 2, left longeron 1 and right vertical beam 2 are divided into three sections from an end to the other end: leading portion, transition phase and back segment; At leading portion, be disposed with first crossbeam 5, second cross beam 6, is disposed with transmission shaft crossbeam 7 at back segment, support beam 8 and rear suspension rear support crossbeam 9 and after cross member 10 before rear suspension; Rivet is passed through with the front end of left longeron 1 and right vertical beam 2 respectively in first crossbeam 5 two ends; Rivet with left longeron 1 and right vertical beam 2 respectively with rivet at second cross beam 6 two ends; Transmission shaft crossbeam 7, before rear suspension, support beam 8 is all connected with right vertical beam 2 with left longeron 1 respectively by connecting panel 11 with rear suspension rear support crossbeam 9 and after cross member 10 two ends.
In leading portion, between left longeron 1 and right vertical beam 2, outer lateral extent is D, D=860 millimeter; In back segment, between left longeron 1 and right vertical beam 2, outer lateral extent is d, d=800 millimeter; After connecing leading portion before transition phase, connect back segment, transition section length is L, L=369 millimeter, and bending angle is α, α=4.7 °.
Left longeron 1 and right vertical beam 2 all adopt 6 millimeters thick, and it is highly H that the steel plate that yield limit is greater than 590MPa is made, and top airfoil width is A, the trough girder that lower aerofoil width is B, wherein: H=231 millimeter, A=75 millimeter, B=75 millimeter, as shown in Figure 3; First crossbeam 5, second cross beam 6, before rear suspension, support beam 8 and rear suspension rear support crossbeam 9 and after cross member 10 all adopt 5 millimeters thick, the trough girder that the steel plate that yield limit is 510MPa is made; Transmission shaft crossbeam 7 adopts 5mm thick, the trough girder that the steel plate that yield limit is 750MPa is made.

Claims (2)

1. one kind narrow body vehicle carriage, include left longeron (1), the left longitudinal beam reinforcing plate (3) being connected with described left longeron (1), right vertical beam (2) and the right vertical beam brace panel (4) being connected with described right vertical beam (2), it is characterized in that: described left longeron (1) is divided into three sections with described right vertical beam (2): leading portion, transition phase and back segment; At described leading portion, be disposed with first crossbeam (5), second cross beam (6), is disposed with transmission shaft crossbeam (7) at described back segment, support beam (8) and rear suspension rear support crossbeam (9) and after cross member (10) before rear suspension; Described first crossbeam (5) two ends are connected with the front end of right vertical beam (2) with left longeron (1) respectively; Described second cross beam (6) two ends are connected with right vertical beam (2) with left longeron (1) respectively with fastener; Described transmission shaft crossbeam (7), before rear suspension, support beam (8) is all connected with right vertical beam (2) with left longeron (1) respectively by connecting panel (11) with rear suspension rear support crossbeam (9) and after cross member (10) two ends; Between left longeron described in described leading portion (1) and described right vertical beam (2), outer lateral extent is D, D=860 millimeter; Between left longeron described in described back segment (1) and described right vertical beam (2), outer lateral extent is d, d=800 millimeter; After connecing described leading portion before described transition phase, connect described back segment, transition section length is L, L=369 millimeter, and bending angle is α, α=4.7 °.
2. narrow body vehicle carriage according to claim 1, it is characterized in that: described left longeron (1) and right vertical beam (2) are 6 millimeters thick, it is highly H that the steel plate that yield limit is greater than 590MPa is made, top airfoil width is A, lower aerofoil width is the trough girder of B, wherein: H=231 millimeter, A=75 millimeter, B=75 millimeter; Described first crossbeam (5), second cross beam (6), before rear suspension, support beam (8) and rear suspension rear support crossbeam (9) and after cross member (10) are 5 millimeters thick, the trough girder that yield limit is 510MPa; Described transmission shaft crossbeam (7) is 5 millimeters thick, the trough girder that yield limit is 750MPa.
CN201420285720.2U 2014-05-30 2014-05-30 Narrow automobile frame Expired - Lifetime CN203864801U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420285720.2U CN203864801U (en) 2014-05-30 2014-05-30 Narrow automobile frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420285720.2U CN203864801U (en) 2014-05-30 2014-05-30 Narrow automobile frame

Publications (1)

Publication Number Publication Date
CN203864801U true CN203864801U (en) 2014-10-08

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ID=51645783

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420285720.2U Expired - Lifetime CN203864801U (en) 2014-05-30 2014-05-30 Narrow automobile frame

Country Status (1)

Country Link
CN (1) CN203864801U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104648479A (en) * 2014-05-30 2015-05-27 东风柳州汽车有限公司 Narrow body car frame

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104648479A (en) * 2014-05-30 2015-05-27 东风柳州汽车有限公司 Narrow body car frame

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GR01 Patent grant
CX01 Expiry of patent term

Granted publication date: 20141008