CN103921842B - A kind of integrated frame longeron connection bracket - Google Patents

A kind of integrated frame longeron connection bracket Download PDF

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Publication number
CN103921842B
CN103921842B CN201410107262.8A CN201410107262A CN103921842B CN 103921842 B CN103921842 B CN 103921842B CN 201410107262 A CN201410107262 A CN 201410107262A CN 103921842 B CN103921842 B CN 103921842B
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China
Prior art keywords
installation
suspension
fixed
vehicle frame
crossbeam assembly
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CN201410107262.8A
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CN103921842A (en
Inventor
王雪
王金胜
袁博毅
徐军
王君刚
陈晓鹏
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Dongfeng Commercial Vehicle Co Ltd
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Dongfeng Commercial Vehicle Co Ltd
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Priority to CN201410107262.8A priority Critical patent/CN103921842B/en
Publication of CN103921842A publication Critical patent/CN103921842A/en
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Publication of CN103921842B publication Critical patent/CN103921842B/en
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Abstract

A kind of integrated frame longeron connection bracket, the bumper/spoiler installation portion comprising matrix and it is arranged, beam assembly installation portion, vehicle frame fixed part and leaf spring fixed part, the back of described bumper/spoiler installation portion is fixedly connected with the front end of vehicle frame fixed part by beam assembly installation portion, the bottom of vehicle frame fixed part is fixedly connected with leaf spring fixed part, up concave type water tank installation portion is provided with and cabin front suspension puts flip-arm installation portion between described crossbeam assembly installation portion and vehicle frame fixed part, front lower protection bearing fixed part is fixedly connected with below crossbeam assembly installation portion, the sidepiece of crossbeam assembly installation portion is fixedly connected with front-suspension mounting bracket of shock absorber, described matrix and bumper/spoiler installation portion, beam assembly installation portion, vehicle frame fixed part, leaf spring fixed part, up concave type water tank installation portion, front lower protection bearing fixed part, cabin front suspension puts flip-arm installation portion, front-suspension mounting bracket of shock absorber is structure as a whole.The design not only integrated level is high, and rational in infrastructure, mechanical strength good.

Description

A kind of integrated frame longeron connection bracket
Technical field
The present invention relates to a kind of integrated form connection bracket of vehicle frame front portion, particularly relate to a kind of integrated frame longeron connection bracket, the mechanical strength be specifically applicable to improve support integrated level, strengthening vehicle frame front portion.
Background technology
The anterior parts of current heavy-duty truck car load are more, are the installation of mating parts, must design various mounting bracket, and various support is too mixed and disorderly, and occur the situation of the stacking installation of two or more support sometimes, installation, maintenance efficiency is low.Simultaneously too much support, needs multiple kinds of molds, productive costs and human cost high, and the mechanical strength of vehicle frame can be reduced.
Chinese patent Authorization Notice No. is CN202022241U, authorized announcement date is that the utility model patent on November 2nd, 2011 discloses a kind of front-suspension combined bracket of truck, for integral structure, comprise upper limb, bottom wing and a flank that substrate and its edge stretch out, upper limb and bottom wing are oppositely arranged, and flank bearing of trend is contrary with upper limb and bottom wing; Substrate comprises outside and the inside; Vehicle frame mounting plane I and traction crossbeam mounting plane is comprised inside this; Steering gear bracket mounting plane, pedal support mounting plane and cabin front suspension lower bracket mounting plane is comprised outside this; Flank comprises bumper/spoiler mounting plane; Upper limb comprises cooling system support installing plane and cab turning mechanism mounting plane; Bottom wing comprises stepping connecting portion and vehicle frame mounting plane II, and vehicle frame mounting plane II perpendicular to vehicle frame mounting plane I, and is positioned at stepping connecting portion top.Although this utility model is integrated with the mounting bracket of vehicle frame front portion to a certain extent, still there is following defect in it:
1, this utility model integrated level is not high, needs the stacking cabin front suspension that is provided with on substrate to put support and cabin front suspension puts flip-arm support again, need more making, cost of installation comparatively speaking when entrucking.
2, the distance of its base plate bottom of this utility model and front lower protection crossbeam is larger, cause middle connection bracket size large, complex-shaped, stressed relatively poor, and operator's compartment pedal is arranged on front lower protection crossbeam by this utility model, in the process of trampling the stressed instability of pedal support assembly, be easily out of shape; When front lower protection assembly damages in accident, then needing to change front lower protection assembly and operator's compartment pedal simultaneously, bringing inconvenience for repairing.
Summary of the invention
The object of the invention is to overcome not high, the front lower fence rail of the integrated level existed in prior art and fix unstable problem, a kind of integrated level high, front lower fence rail fixation integrated frame longeron connection bracket is provided.
For realizing above object, technical solution of the present invention is:
A kind of integrated frame longeron connection bracket, the bumper/spoiler installation portion, beam assembly installation portion, vehicle frame fixed part and the leaf spring fixed part that comprise matrix and it is arranged, the back of described bumper/spoiler installation portion is fixedly connected with the front end of vehicle frame fixed part by beam assembly installation portion, and the bottom of described vehicle frame fixed part is fixedly connected with the sidepiece of leaf spring fixed part;
Up concave type water tank installation portion is provided with and cabin front suspension puts flip-arm installation portion between described crossbeam assembly installation portion and vehicle frame fixed part, the below of crossbeam assembly installation portion is fixedly connected with front lower protection bearing fixed part, and the sidepiece of crossbeam assembly installation portion is fixedly connected with front-suspension mounting bracket of shock absorber;
Described matrix and bumper/spoiler installation portion, beam assembly installation portion, vehicle frame fixed part, leaf spring fixed part, up concave type water tank installation portion, front lower protection bearing fixed part, cabin front suspension puts flip-arm installation portion, front-suspension mounting bracket of shock absorber is structure as a whole.
The sidepiece of described up concave type water tank installation portion is provided with steering box mounting bracket, up concave type water tank installation portion and steering box mounting bracket are structure as a whole, steering box mounting bracket is fixedly connected with steering box, and described steering box mounting bracket and front-suspension mounting bracket of shock absorber homonymy are arranged.
The front end of described crossbeam assembly installation portion is fixedly connected with the back of bumper/spoiler by bumper/spoiler installation portion, the bottom that flip-arm installation portion is put by up concave type water tank installation portion and cabin front suspension in the rear end of crossbeam assembly installation portion is fixedly connected with, the side of crossbeam assembly installation portion is fixedly connected with front-suspension mounting bracket of shock absorber, the opposite side of crossbeam assembly installation portion is connected with the end winding support of crossbeam assembly, crossbeam assembly installation portion top is provided with front-suspension lower position block bearing, is fixedly connected with bottom crossbeam assembly installation portion with the top of front lower protection bearing fixed part.
The middle part of described front-suspension mounting bracket of shock absorber and the bottom rotatable engagement of front-suspension spring damper, the head end that top and the cabin front suspension of front-suspension spring damper put flip-arm is connected, and the tail end that cabin front suspension puts flip-arm coordinates with the rotary-top that cabin front suspension puts flip-arm installation portion.
Described up concave type water tank installation portion is fixedly connected with the tank bracket of water tank sidepiece.
The top of described front-suspension lower position block bearing is fixedly connected with rubber lower position block, and described rubber lower position block is positioned at cabin front suspension and puts immediately below flip-arm.
Described front lower protection bearing fixed part is fixedly connected with front lower fence rail by front lower protection bearing.
The described side of vehicle frame fixed part is fixedly connected with the sidepiece of vehicle frame, and the opposite side of vehicle frame fixed part is fixedly connected with operator's compartment pedal by pedal support.
The described top of leaf spring fixed part is fixedly connected with the bottom of vehicle frame, and the bottom of leaf spring fixed part is connected with the end winding support of leaf spring.
Compared with prior art, beneficial effect of the present invention is:
1, be integrated on matrix by multiple connection brackets of vehicle frame front portion in a kind of integrated frame of the present invention longeron connection bracket, make the structure of vehicle frame front portion compacter, space availability ratio is high; Meanwhile, the part that cabin front suspension puts flip-arm installation portion, front-suspension mounting bracket of shock absorber, steering box mounting bracket are all substrate casting structures, decreases the number of molds that support is produced, reduces production control cost.The supporting plate of integrative-structure decreases the installation pore quantity on chassis side rail, improves the mechanical strength of vehicle frame front portion, decreases the assembly process of element bracket simultaneously, improve efficiency of assembling.Therefore, the design improve vehicle frame front portion mechanical strength and element efficiency of assembling, reduce productive costs.
2, in a kind of integrated frame of the present invention longeron connection bracket, the front lower protection bearing fixed part of base bottom is directly connected with front lower protection bearing, front lower protection bearing fixed part design height is lower, and the structure of the front lower protection bearing made is compacter, mechanical strength is high; Be casting structure for matrix simultaneously, improve the mechanical strength of front lower protection bearing fixed part.Therefore, the front lower protection bearing fixed part mechanical strength of the design is high, the compact conformation of front lower protection bearing, fixation.
3, in a kind of integrated frame longeron of the present invention connection bracket, the design of up concave type water tank installation portion makes the anterior-posterior plane of matrix have diff-H, can ensure that matrix rear portion is effectively connected with vehicle frame, can leave enough assembly spaces again for tank bracket.Therefore, the design is connected and fixed firmly, is easy to assemble water tank.
4, the bumper/spoiler in a kind of integrated frame longeron of the present invention connection bracket and Cab mounting are directly installed on matrix, and both reference for assembling is consistent, plane is poor little, makes bumper/spoiler consistent with the gap of water tank face shield, ensure that the aesthetic property of car body.Therefore, the bumper/spoiler of the design is consistent with Cab mounting reference for assembling, makes bumper/spoiler consistent with the gap of water tank face shield, attractive in appearance.
5, the middle part of front-suspension mounting bracket of shock absorber in a kind of integrated frame longeron of the present invention connection bracket and the bottom rotatable engagement of front-suspension spring damper, the head end that top and the cabin front suspension of front-suspension spring damper put flip-arm is connected, and the tail end that cabin front suspension puts flip-arm coordinates with the rotary-top that cabin front suspension puts flip-arm installation portion.Cabin front suspension puts the attachment point of flip-arm all on matrix, reduces the installation error that cabin front suspension is put, and the casting structure of matrix ensure that its stressed reliability is higher simultaneously.Therefore, the stressed reliability of the design high, be convenient to the assembling that cabin front suspension puts.
Accompanying drawing explanation
Fig. 1 is the structural representation of the design.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the scheme of installation of Fig. 1 center member assembly installation portion.
Fig. 5 is the scheme of installation of front-suspension mounting bracket of shock absorber in Fig. 1.
Fig. 6 is the scheme of installation that in Fig. 1, cabin front suspension puts flip-arm installation portion.
In figure: matrix 1, bumper/spoiler installation portion 2, crossbeam assembly installation portion 3, crossbeam assembly 31, vehicle frame fixed part 4, vehicle frame 41, pedal support 42, operator's compartment pedal 43, leaf spring fixed part 5, leaf spring 51, up concave type water tank installation portion 6, water tank 61, tank bracket 62, front lower protection bearing fixed part 7, front lower protection bearing 71, front lower fence rail 72, cabin front suspension puts flip-arm installation portion 8, front-suspension mounting bracket of shock absorber 81, front-suspension spring damper 82, cabin front suspension puts flip-arm 83, front-suspension lower position block bearing 84, rubber lower position block 85, steering box mounting bracket 9, steering box 91.
Detailed description of the invention
Illustrate that the present invention is further detailed explanation with detailed description of the invention below in conjunction with accompanying drawing.
See figure 1 – Fig. 6, a kind of integrated frame longeron connection bracket, the bumper/spoiler installation portion 2, beam assembly installation portion 3, vehicle frame fixed part 4 and the leaf spring fixed part 5 that comprise matrix 1 and it is arranged, the back of described bumper/spoiler installation portion 2 is fixedly connected with the front end of vehicle frame fixed part 4 by beam assembly installation portion 3, and the bottom of described vehicle frame fixed part 4 is fixedly connected with the sidepiece of leaf spring fixed part 5;
Up concave type water tank installation portion 6 is provided with and cabin front suspension puts flip-arm installation portion 8 between described crossbeam assembly installation portion 3 and vehicle frame fixed part 4, the below of crossbeam assembly installation portion 3 is fixedly connected with front lower protection bearing fixed part 7, and the sidepiece of crossbeam assembly installation portion 3 is fixedly connected with front-suspension mounting bracket of shock absorber 81;
Described matrix 1 with bumper/spoiler installation portion 2, beam assembly installation portion 3, vehicle frame fixed part 4, leaf spring fixed part 5, up concave type water tank installation portion 6, front lower protection bearing fixed part 7, cabin front suspension puts flip-arm installation portion 8, front-suspension mounting bracket of shock absorber 81 is structure as a whole.
The sidepiece of described up concave type water tank installation portion 6 is provided with steering box mounting bracket 9, up concave type water tank installation portion 6 and steering box mounting bracket 9 are structure as a whole, steering box mounting bracket 9 is fixedly connected with steering box 91, and described steering box mounting bracket 9 is arranged with front-suspension mounting bracket of shock absorber 81 homonymy.
The front end of described crossbeam assembly installation portion 3 is fixedly connected with the back of bumper/spoiler by bumper/spoiler installation portion 2, the bottom that flip-arm installation portion 8 is put by up concave type water tank installation portion 6 and cabin front suspension in the rear end of crossbeam assembly installation portion 3 is fixedly connected with, the side of crossbeam assembly installation portion 3 is fixedly connected with front-suspension mounting bracket of shock absorber 81, the opposite side of crossbeam assembly installation portion 3 is connected with the end winding support of crossbeam assembly 31, crossbeam assembly installation portion 3 top is provided with front-suspension lower position block bearing 84, be fixedly connected with the top of front lower protection bearing fixed part 7 bottom crossbeam assembly installation portion 3.
The middle part of described front-suspension mounting bracket of shock absorber 81 and the bottom rotatable engagement of front-suspension spring damper 82, the head end that top and the cabin front suspension of front-suspension spring damper 82 put flip-arm 83 is connected, and the tail end that cabin front suspension puts flip-arm 83 coordinates with the rotary-top that cabin front suspension puts flip-arm installation portion 8.
Described up concave type water tank installation portion 6 is fixedly connected with the tank bracket 62 of water tank 61 sidepiece.
The top of described front-suspension lower position block bearing 84 is fixedly connected with rubber lower position block 85, and described rubber lower position block 85 is positioned at cabin front suspension and puts immediately below flip-arm 83.
Described front lower protection bearing fixed part 7 is fixedly connected with front lower fence rail 72 by front lower protection bearing 71.
The side of described vehicle frame fixed part 4 is fixedly connected with the sidepiece of vehicle frame 41, and the opposite side of vehicle frame fixed part 4 is fixedly connected with operator's compartment pedal 43 by pedal support 42.
The top of described leaf spring fixed part 5 is fixedly connected with the bottom of vehicle frame 41, and the bottom of leaf spring fixed part 5 is connected with the end winding support of leaf spring 51.
Principle of the present invention is described as follows:
The design is divided into left side brackets plate and right side supporting plate, be installed on the chassis side rail in left side and the chassis side rail on right side respectively, left side brackets plate and right side supporting plate symmetrically structure, because steering box 91 is arranged on the left of vehicle frame, right side supporting plate does not need to install steering box 91, therefore right side supporting plate does not arrange steering box mounting bracket 9.
Be provided with reinforced rib between fixation holes on the matrix 1 of the design, play and strengthen fixing effect, lightening hole is set in insignificant force part simultaneously, alleviates the weight of support.
Embodiment 1:
See figure 1 – Fig. 6, a kind of integrated frame longeron connection bracket, the bumper/spoiler installation portion 2, beam assembly installation portion 3, vehicle frame fixed part 4 and the leaf spring fixed part 5 that comprise matrix 1 and it is arranged, the back of described bumper/spoiler installation portion 2 is fixedly connected with the front end of vehicle frame fixed part 4 by beam assembly installation portion 3, and the bottom of described vehicle frame fixed part 4 is fixedly connected with the sidepiece of leaf spring fixed part 5, up concave type water tank installation portion 6 is provided with and cabin front suspension puts flip-arm installation portion 8 between described crossbeam assembly installation portion 3 and vehicle frame fixed part 4, the below of crossbeam assembly installation portion 3 is fixedly connected with front lower protection bearing fixed part 7, and the sidepiece of crossbeam assembly installation portion 3 is fixedly connected with front-suspension mounting bracket of shock absorber 81, described matrix 1 with bumper/spoiler installation portion 2, beam assembly installation portion 3, vehicle frame fixed part 4, leaf spring fixed part 5, up concave type water tank installation portion 6, front lower protection bearing fixed part 7, cabin front suspension puts flip-arm installation portion 8, front-suspension mounting bracket of shock absorber 81 is structure as a whole, the sidepiece of described up concave type water tank installation portion 6 is provided with steering box mounting bracket 9, up concave type water tank installation portion 6 and steering box mounting bracket 9 are structure as a whole, steering box mounting bracket 9 is fixedly connected with steering box 91, and described steering box mounting bracket 9 is arranged with front-suspension mounting bracket of shock absorber 81 homonymy, the front end of described crossbeam assembly installation portion 3 is fixedly connected with the back of bumper/spoiler by bumper/spoiler installation portion 2, the bottom that flip-arm installation portion 8 is put by up concave type water tank installation portion 6 and cabin front suspension in the rear end of crossbeam assembly installation portion 3 is fixedly connected with, the side of crossbeam assembly installation portion 3 is fixedly connected with front-suspension mounting bracket of shock absorber 81, the opposite side of crossbeam assembly installation portion 3 is connected with the end winding support of crossbeam assembly 31, crossbeam assembly installation portion 3 top is provided with front-suspension lower position block bearing 84, be fixedly connected with the top of front lower protection bearing fixed part 7 bottom crossbeam assembly installation portion 3, the middle part of described front-suspension mounting bracket of shock absorber 81 and the bottom rotatable engagement of front-suspension spring damper 82, the head end that top and the cabin front suspension of front-suspension spring damper 82 put flip-arm 83 is connected, the tail end that cabin front suspension puts flip-arm 83 coordinates with the rotary-top that cabin front suspension puts flip-arm installation portion 8, described up concave type water tank installation portion 6 is fixedly connected with the tank bracket 62 of water tank 61 sidepiece, the top of described front-suspension lower position block bearing 84 is fixedly connected with rubber lower position block 85, described rubber lower position block 85 is positioned at cabin front suspension and puts immediately below flip-arm 83, described front lower protection bearing fixed part 7 is fixedly connected with front lower fence rail 72 by front lower protection bearing 71, the side of described vehicle frame fixed part 4 is fixedly connected with the sidepiece of vehicle frame 41, the opposite side of vehicle frame fixed part 4 is fixedly connected with operator's compartment pedal 43 by pedal support 42, the top of described leaf spring fixed part 5 is fixedly connected with the bottom of vehicle frame 41, and the bottom of leaf spring fixed part 5 is connected with the end winding support of leaf spring 51.

Claims (9)

1. an integrated frame longeron connection bracket, the bumper/spoiler installation portion (2), crossbeam assembly installation portion (3), vehicle frame fixed part (4) and the leaf spring fixed part (5) that comprise matrix (1) and it is arranged, the back of described bumper/spoiler installation portion (2) is fixedly connected with by the front end of crossbeam assembly installation portion (3) with vehicle frame fixed part (4), the bottom of described vehicle frame fixed part (4) is fixedly connected with the sidepiece of leaf spring fixed part (5), it is characterized in that:
Up concave type water tank installation portion (6) is provided with and cabin front suspension puts flip-arm installation portion (8) between described crossbeam assembly installation portion (3) and vehicle frame fixed part (4), the below of crossbeam assembly installation portion (3) is fixedly connected with front lower protection bearing fixed part (7), and the sidepiece of crossbeam assembly installation portion (3) is fixedly connected with front-suspension mounting bracket of shock absorber (81);
Described matrix (1) and bumper/spoiler installation portion (2), crossbeam assembly installation portion (3), vehicle frame fixed part (4), leaf spring fixed part (5), up concave type water tank installation portion (6), front lower protection bearing fixed part (7), cabin front suspension puts flip-arm installation portion (8), front-suspension mounting bracket of shock absorber (81) is structure as a whole.
2. a kind of integrated frame longeron connection bracket according to claim 1, it is characterized in that: the sidepiece of described up concave type water tank installation portion (6) is provided with steering box mounting bracket (9), up concave type water tank installation portion (6) and steering box mounting bracket (9) are structure as a whole, steering box mounting bracket (9) is fixedly connected with steering box (91), and described steering box mounting bracket (9) and front-suspension mounting bracket of shock absorber (81) homonymy are arranged.
3. a kind of integrated frame longeron connection bracket according to claim 1 and 2, it is characterized in that: the front end of described crossbeam assembly installation portion (3) is fixedly connected with the back of bumper/spoiler by bumper/spoiler installation portion (2), the bottom that flip-arm installation portion (8) is put by up concave type water tank installation portion (6) and cabin front suspension in the rear end of crossbeam assembly installation portion (3) is fixedly connected with, the side of crossbeam assembly installation portion (3) is fixedly connected with front-suspension mounting bracket of shock absorber (81), the opposite side of crossbeam assembly installation portion (3) is connected with the end winding support of crossbeam assembly (31), crossbeam assembly installation portion (3) top is provided with front-suspension lower position block bearing (84), crossbeam assembly installation portion (3) bottom is fixedly connected with the top of front lower protection bearing fixed part (7).
4. a kind of integrated frame longeron connection bracket according to claim 3, it is characterized in that: the middle part of described front-suspension mounting bracket of shock absorber (81) and the bottom rotatable engagement of front-suspension spring damper (82), the head end that top and the cabin front suspension of front-suspension spring damper (82) put flip-arm (83) is connected, and the tail end that cabin front suspension puts flip-arm (83) coordinates with the rotary-top that cabin front suspension puts flip-arm installation portion (8).
5. a kind of integrated frame longeron connection bracket according to claim 3, is characterized in that: described up concave type water tank installation portion (6) is fixedly connected with the tank bracket (62) of water tank (61) sidepiece.
6. a kind of integrated frame longeron connection bracket according to claim 3, it is characterized in that: the top of described front-suspension lower position block bearing (84) is fixedly connected with rubber lower position block (85), described rubber lower position block (85) is positioned at cabin front suspension and puts immediately below flip-arm (83).
7. a kind of integrated frame longeron connection bracket according to claim 3, is characterized in that: described front lower protection bearing fixed part (7) is fixedly connected with front lower fence rail (72) by front lower protection bearing (71).
8. a kind of integrated frame longeron connection bracket according to claim 1 and 2, it is characterized in that: the side of described vehicle frame fixed part (4) is fixedly connected with the sidepiece of vehicle frame (41), the opposite side of vehicle frame fixed part (4) is fixedly connected with operator's compartment pedal (43) by pedal support (42).
9. a kind of integrated frame longeron connection bracket according to claim 8, it is characterized in that: the top of described leaf spring fixed part (5) is fixedly connected with the bottom of vehicle frame (41), the bottom of leaf spring fixed part (5) is connected with the end winding support of leaf spring (51).
CN201410107262.8A 2014-03-21 2014-03-21 A kind of integrated frame longeron connection bracket Active CN103921842B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410107262.8A CN103921842B (en) 2014-03-21 2014-03-21 A kind of integrated frame longeron connection bracket

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410107262.8A CN103921842B (en) 2014-03-21 2014-03-21 A kind of integrated frame longeron connection bracket

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CN103921842A CN103921842A (en) 2014-07-16
CN103921842B true CN103921842B (en) 2016-02-24

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104590374A (en) * 2015-01-22 2015-05-06 江苏汤臣汽车零部件有限公司 Four-in-one heavy truck front connecting beam
CN104590375B (en) * 2015-02-11 2017-03-01 安徽江淮汽车集团股份有限公司 A kind of heavy type commercial vehicle carriage front-end bracket
CN106143622A (en) * 2016-09-14 2016-11-23 江铃汽车股份有限公司 Extension support and the vehicle with this extension support
CN113460168A (en) * 2020-03-31 2021-10-01 陕西重型汽车有限公司 Integrated front-end accessory of heavy truck
CN113799875A (en) * 2020-06-15 2021-12-17 陕西重型汽车有限公司 Frame front end bearing device and vehicle
CN112278097A (en) * 2020-10-15 2021-01-29 青岛宇远新材料有限公司 Front overhang connecting seat and have its vehicle

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