CN103129619A - Environment structure for suspension frame of vehicle - Google Patents
Environment structure for suspension frame of vehicle Download PDFInfo
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- CN103129619A CN103129619A CN2012105010195A CN201210501019A CN103129619A CN 103129619 A CN103129619 A CN 103129619A CN 2012105010195 A CN2012105010195 A CN 2012105010195A CN 201210501019 A CN201210501019 A CN 201210501019A CN 103129619 A CN103129619 A CN 103129619A
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- vehicle
- front side
- width direction
- suspension
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/06—Understructures, i.e. chassis frame on which a vehicle body may be mounted of X-shaped or fork-shaped construction, i.e. having members which form an X or fork as the frame is seen in plan view
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/11—Understructures, i.e. chassis frame on which a vehicle body may be mounted with resilient means for suspension, e.g. of wheels or engine; sub-frames for mounting engine or suspensions
Abstract
The invention provides a surrounding structure for a suspension frame of a vehicle, which is capable of highly effectively bearing loads and vibrations applied onto the body of the vehicle and increasing the rigidity of the body of the vehicle. A suspension frame (4) arranged between a pair of lower arms (3) comprises a front arm (10) and a rear arm (11) extending outwardly from the two ends of a middle connection body in the vehicle width direction; and a front suspension frame body (12) and a rear suspension frame body (14) respectively extending outwardly from the two ends of the front and rear arms in the vehicle width direction. An outer supporting arm (16) connects the front and rear suspension frame bodies (13, 14). A front suspension frame shaft (19) penetrates through a penetration hole (3b 1) of a front installation part (3b) of a lower arm (3) configured between a front end wall (12a) of the front suspension body (12) and a front end wall (16a) of the outer supporting arm (16), as well as a penetration hole (12a 1) of the front end wall (12a). A front end portion of the front suspension frame shaft (19) is installed on the front end wall (12a), while a rear end portion of the front suspension frame shaft (19) is connected with an installation nut (18) for installing the rear end portion onto the front end wall (16a) of the outer supporting arm (16).
Description
Technical field
The present invention relates to the peripheral construction of the suspension vehicle frame between a kind of sidecar frame that is configured in the vehicle-width direction pair of right and left.
Background technology
In the vehicles such as automobile, the parts as consisting of body framing are separated with mutually the compartment of terrain and are provided with a pair of sidecar frame on vehicle-width direction.At a pair of sidecar frame periphery separately, be provided with underarm as the part that consists of hitch, when Vehicle Driving Cycle, load and vibration meeting are imported into car body from wheel via underarm.As such load and vibration, during such as the load of the vehicle-width direction that can list Ackermann steer angle and vibration, car brakeing and the load of the vehicle fore-and-aft direction in when acceleration and vibration, the load that consists of by the load of the concavo-convex above-below direction that causes on road surface and vibration, by the synthetic ingredient of these load and vibration and vibration etc.In addition, also exist from vehicle fore-and-aft direction or the vehicle-width direction situation to the direct applied load of car body.Such load and vibration become the riding stability that can cause reducing vehicle, and produce the major cause of vibration and noise in the compartment.In order to tackle such problem, for bearing load and vibration and improve the rigidity of car body, at suspension between a pair of sidecar frame and between a pair of underarm, the suspension vehicle frame is arranged.
As the example with the structure that hangs vehicle frame, in patent documentation 1, dispose the supporting member (side member section) that extends to the vehicle fore-and-aft direction in the below of the front side of vehicle-width direction pair of right and left vehicle frame (front side member), underarm installation portion in the leading section that is arranged at respectively supporting member and rearward end is equipped with the suspension underarm, suspension has the suspension vehicle frame (rack housing) that extends with linearity along vehicle-width direction between a pair of supporting member, and the both ends that hang the vehicle-width direction of vehicle frame are arranged on the pars intermedia of the vehicle fore-and-aft direction of supporting member.In addition, between the suspension vehicle frame installation portion of the underarm installation portion of the front side of supporting member and supporting member, be provided with front side body installation portion along the vehicle above-below direction, also be provided with underarm installation portion from the rear side of supporting member to the outstanding rear side body installation portion in the vehicle-width direction outside, the front side body installation portion of supporting member utilization and rear side body installation portion are installed on the front side vehicle frame.
Patent documentation 1: TOHKEMY 2001-191945 communique
But, in the structure of patent documentation 1, hanging vehicle frame just extends with linearity along vehicle-width direction, be difficult to utilize and hang load and the vibration that vehicle frame sustains the vehicle fore-and-aft direction, can't utilize the suspension vehicle frame to improve efficiently car body with respect to the load of vehicle fore-and-aft direction and the rigidity of vibration.
Relation for the suspension vehicle frame in the structure of patent documentation 1 and front side vehicle frame, the both ends that hang vehicle frame are arranged on the pars intermedia of supporting member, front side at supporting member, the front side body installation portion that is configured in pars intermedia the place ahead of supporting member is installed on the front side vehicle frame, at the rear side of supporting member, the rear side body installation portion that is configured in the underarm installation portion of supporting member rear side is installed on the front side vehicle frame.In this structure, in the situation that hang load and the vibration that vehicle frame bears vehicle-width direction, can apply the moment of rotating centered by the axis that extends along the vertical direction to front side body installation portion and the rear side body installation portion that is positioned at respectively front side and rear side with respect to the both ends that hang vehicle frame.In addition, in the situation that hang load and the vibration that vehicle frame bears above-below direction, can apply the moment of rotating centered by the axis that extends along vehicle-width direction to front side body installation portion and rear side body installation portion.But, in the structure of patent documentation 1, can't sustain fully this moment.Therefore, in the structure of patent documentation 1, be difficult to sustain load and the vibration of vehicle-width direction, can't utilize the suspension vehicle frame to improve efficiently car body with respect to the load of vehicle-width direction and the rigidity of vibration.
Summary of the invention
The present invention namely makes in view of such actual conditions, and its purpose is to provide a kind of can sustain load and vibration and the rigidity that improves car body that car body is applied efficiently, improve the riding stability of vehicle and reduce vibration in the compartment and the peripheral construction of the suspension vehicle frame of noise.
In order to deal with problems, the peripheral construction of the suspension vehicle frame of a technical scheme of the present invention comprises: a pair of sidecar frame, and it is used for consisting of the skeleton of car body, along the configuration of vehicle fore-and-aft direction, and is separated with mutually the compartment of terrain configuration on vehicle-width direction; Underarm, it is used for consisting of hitch, and is configured in the below of above-mentioned sidecar frame; with the suspension vehicle frame, it is configured between above-mentioned a pair of sidecar frame, above-mentioned suspension vehicle frame comprises the central union body of the vehicle-width direction central authorities that are positioned at vehicle, the front side arm that has the closed section of quadrangle shape and extend towards the vehicle-width direction outside from the vehicle-width direction both ends of above-mentioned central union body, the posterolateral arm that has the closed section of quadrangle shape and extend towards the vehicle-width direction outside from the vehicle-width direction both ends of above-mentioned central union body at the rear of above-mentioned front side arm, the front side suspension body that extends towards the vehicle-width direction outside from the vehicle-width direction outboard end of above-mentioned front side arm, reach the rear side suspension body that extends from the vehicle-width direction outboard end of above-mentioned posterolateral arm outside vehicle-width direction, above-mentioned front side suspension body and above-mentioned rear side suspension body are installed on above-mentioned sidecar frame and above-mentioned underarm, in the peripheral construction that hangs vehicle frame, above-mentioned central union body, above-mentioned front side suspension body and above-mentioned rear side suspension body are positioned at height about equally, be provided with the vehicle-width direction outside that is configured in above-mentioned suspension vehicle frame and the outside brace that is used for linking above-mentioned front side suspension body and above-mentioned rear side suspension body, the front bulkhead of above-mentioned front side suspension body forms along the vertical direction and extends, front bulkhead at above-mentioned front side suspension body is formed with the through hole that connects along fore-and-aft direction, be provided with installed in front section be used to the front side suspension body that is installed on above-mentioned suspension vehicle frame at above-mentioned underarm, installed in front section at above-mentioned underarm is formed with the through hole that extends along fore-and-aft direction, the installed in front section of above-mentioned underarm is configured between the front bulkhead of the front bulkhead of front side suspension body of above-mentioned suspension vehicle frame and the brace of the above-mentioned outside, the front side suspension shaft that extends along fore-and-aft direction is through the through hole of the installed in front section of the through hole of above-mentioned front side suspension body and above-mentioned underarm, the leading section of above-mentioned front side suspension shaft is installed on the front bulkhead of above-mentioned front side suspension body, rearward end link at above-mentioned front side suspension shaft has mounting nuts, the rearward end of above-mentioned mounting nuts is arranged on the front surface of the front bulkhead of above-mentioned outside brace.
In the peripheral construction of the suspension vehicle frame of a technical scheme of the present invention, above-mentioned underarm has and is extending and be used for being installed on the axletree installation portion of wheel along vehicle-width direction with the front side suspension body of above-mentioned suspension vehicle frame roughly the same position on fore-and-aft direction, and the brace of the above-mentioned outside forms the centre that moves closer to vehicle-width direction when above-mentioned front side suspension body is extended down to above-mentioned rear side suspension body.
In the peripheral construction of the suspension vehicle frame of a technical scheme of the present invention, be provided with the suspension arm of suspension between above-mentioned front side suspension body and above-mentioned sidecar frame, medial end in the vehicle-width direction center side of above-mentioned suspension arm is formed with the through hole that connects along fore-and-aft direction, the medial end of above-mentioned suspension arm is configured between the front bulkhead of the installed in front section of above-mentioned underarm and the brace of the above-mentioned outside, and above-mentioned mounting nuts is through the through hole of above-mentioned medial end.
Adopt the present invention, can access following effect.The peripheral construction of the suspension vehicle frame of a technical scheme of the present invention comprises: a pair of sidecar frame, and it is used for consisting of body framing, and along the configuration of vehicle fore-and-aft direction, and mutual sky is opened the compartment of terrain configuration on vehicle-width direction; Underarm, it is used for consisting of hitch, and is configured in the below of above-mentioned sidecar frame; with the suspension vehicle frame, it is configured between above-mentioned a pair of sidecar frame, above-mentioned suspension vehicle frame comprises the central union body of the vehicle-width direction central authorities that are positioned at vehicle, the front side arm that has the closed section of quadrangle shape and extend towards the vehicle-width direction outside from the vehicle-width direction both ends of above-mentioned central union body, the posterolateral arm that has the closed section of quadrangle shape and extend towards the vehicle-width direction outside from the vehicle-width direction both ends of above-mentioned central union body at the rear of above-mentioned front side wall, the front side suspension body that extends towards the vehicle-width direction outside from the vehicle-width direction outboard end of above-mentioned front side arm, reach the rear side suspension body that extends from the vehicle-width direction outboard end of above-mentioned posterolateral arm outside vehicle-width direction, above-mentioned front side suspension body and above-mentioned rear side suspension body are installed on above-mentioned sidecar frame and above-mentioned underarm, in the peripheral construction that hangs vehicle frame, above-mentioned central union body, above-mentioned front side suspension body and above-mentioned rear side suspension body are positioned at height about equally, be provided with the vehicle-width direction outside that is configured in above-mentioned suspension vehicle frame and the outside brace that is used for linking above-mentioned front side suspension body and above-mentioned rear side suspension body, the front bulkhead of above-mentioned front side suspension body forms along the vertical direction and extends, front bulkhead at above-mentioned front side suspension body is formed with the through hole that connects along fore-and-aft direction, be provided with installed in front section be used to the front side suspension body that is installed on above-mentioned suspension vehicle frame at above-mentioned underarm, installed in front section at above-mentioned underarm is formed with the through hole that extends along fore-and-aft direction, the installed in front section of above-mentioned underarm is configured between the front bulkhead of the front bulkhead of front side suspension body of above-mentioned suspension vehicle frame and the brace of the above-mentioned outside, the front side suspension shaft that extends along fore-and-aft direction is through the through hole of the installed in front section of the through hole of above-mentioned front side suspension body and above-mentioned underarm, the leading section of above-mentioned front side suspension shaft is installed on the front bulkhead of above-mentioned front side suspension body, rearward end link at above-mentioned front side suspension shaft has mounting nuts, the rearward end of above-mentioned mounting nuts is arranged on the front surface of the front bulkhead of above-mentioned outside brace.Therefore, because the central union body, front side suspension body and the rear side suspension body that hang vehicle frame are positioned at about equally height, therefore, load and the vibration that can utilize whole suspension vehicle frame to bear efficiently vehicle-width direction can improve car body with respect to the load of vehicle-width direction and the rigidity of vibration.For example, in the situation that the track of the upper surface of front side arm and posterolateral arm and lower surface and vehicle configures abreast, load and the vibration that can utilize whole suspension vehicle frame further to bear efficiently vehicle-width direction can further improve car body with respect to the load of vehicle-width direction and the rigidity of vibration.And, can utilize the outside brace that links front side suspension body and rear side suspension body with the load of vehicle fore-and-aft direction and vibration dispersion to whole suspension vehicle frame.Particularly, because the load of the vehicle fore-and-aft direction that is delivered to front side suspension body from underarm and vibration are delivered to the mounting nuts of the front surface of the front bulkhead that is arranged on outside brace via the front side suspension shaft, therefore, load and vibration can be distributed to rear side suspension body from mounting nuts via outside brace.Thus, the load of vehicle fore-and-aft direction and vibration are born efficiently, can improve car body with respect to the load of vehicle fore-and-aft direction and the rigidity of vibration.As a result, can improve the riding stability of vehicle and reduce vibration and noise in the compartment.
In the peripheral construction of the suspension vehicle frame of a technical scheme of the present invention, above-mentioned underarm has and is extending and be used for being installed on the axletree installation portion of wheel along vehicle-width direction with the front side suspension body of above-mentioned suspension vehicle frame roughly the same position on fore-and-aft direction, the brace of the above-mentioned outside forms the centre that moves closer to vehicle-width direction when above-mentioned front side suspension body is extended down to above-mentioned rear side suspension body, therefore, the rearward end of outside brace is arranged on respect to the rear side suspension shaft to the part of vehicle-width direction center side every spaced rear side suspension body.At this, in the situation that from wheel, the axletree installation portion of underarm has been applied load and the vibration of vehicle fore-and-aft direction, by by underarm with the installation portion of front side suspension body and the moment loading that rotates centered by the axis that extends of direction up and down in underarm.Therefore, such moment is also sustained by the installation portion with rearward end outside brace rear side suspension body except the rear side suspension shaft that hangs vehicle frame.Therefore, the load of the vehicle fore-and-aft direction that applies from underarm and vibration are born efficiently, can improve car body with respect to the load of vehicle fore-and-aft direction and the rigidity of vibration.
In the peripheral construction of the suspension vehicle frame of a technical scheme of the present invention, be provided with the suspension arm of suspension between above-mentioned front side suspension body and above-mentioned sidecar frame, medial end in the vehicle-width direction center side of above-mentioned suspension arm is formed with the through hole that connects along fore-and-aft direction, the medial end of above-mentioned suspension arm is configured between the front bulkhead of the installed in front section of above-mentioned underarm and the brace of the above-mentioned outside, above-mentioned mounting nuts is through the through hole of above-mentioned medial end, therefore, keep reliably mounting nuts by the medial end by the suspension arm of sidecar frame supporting.Therefore, the installation rigidity of mounting nuts can be improved, thereby the installation rigidity of underarm and front side suspension body can be improved.Therefore, can improve the rigidity of car body.
Description of drawings
Fig. 1 means the summary upward view of Vehicular body front of the peripheral construction of the suspension vehicle frame with embodiment of the present invention.
Fig. 2 means the summary upward view of the suspension vehicle frame of embodiment of the present invention.
Fig. 3 sees the approximate three-dimensional map of the suspension vehicle frame of embodiment of the present invention from the vehicle front side oblique upper.
Fig. 4 is with the front side suspension body that represents to hang vehicle frame with imaginary line and with the enlarged drawing of the A section in state representation Fig. 1 of its semi-sictional view.
Fig. 5 sees that from oblique below, vehicle direct of travel right side the suspension vehicle frame of embodiment of the present invention is to the approximate three-dimensional map of the installation portion periphery of car body with the state that represents underarm with imaginary line.
Fig. 6 is the figure of rear side suspension shaft periphery of rear side suspension body that analyses and observe the suspension vehicle frame of embodiment of the present invention.
The specific embodiment
Below, the peripheral construction of the suspension vehicle frame of embodiment of the present invention is described.In addition, use the Vehicular body front explanation present embodiment of the vehicle of F/F f-w-d (FF) mode.
With reference to Fig. 1, be provided with for a pair of sidecar frame 2 that consists of body framing at Vehicular body front 1, a pair of sidecar frame 2 is separated with mutually the compartment of terrain configuration along the vehicle fore-and-aft direction and on vehicle-width direction.Be provided with in Vehicular body front 1 for a pair of underarm 3 that consists of hitch, underarm 3 is configured in the below of sidecar frame 2.In addition, dispose suspension vehicle frame 4 between a pair of sidecar frame 2.Though diagram especially, dispose the driver trains such as driving engine, change-speed box at the front side that hangs vehicle frame 4, dispose sidecar frame 2 in the vehicle-width direction both sides of driver train.Referring again to Fig. 1, be provided with the torsion bar 5 of elongated shape at Vehicular body front 1, torsion bar 5 is along fore-and-aft direction configuration, and will hang vehicle frame 4 and driver train (not shown) links up.Be provided with for the lower longeron 6 that consists of body panel at Vehicular body front 1, lower longeron 6 is configured in the vehicle-width direction outside of sidecar frame 2.Also be provided with for the lower longeron extension that links sidecar frame 2 and lower longeron 6 (below be called " extension ") 7.
At this, the details of sidecar frame 2 is described.With reference to Fig. 1 and Fig. 5, the pars intermedia 2c that sidecar frame 2 has anterior 2a that direction forwards, backwards extends and rear portion 2b, forwardly extends between 2a and rear portion 2b.Pars intermedia 2c forms agley towards the top, and anterior 2a is positioned at the top side than rear portion 2b.
The details of underarm 3 is described.Underarm 3 is configured to stride across at fore-and-aft direction the pars intermedia 2c of sidecar frame 2.Underarm 3 forms when overlooking and to be L word shape roughly.Underarm 3 to be having the axletree installation portion 3a that extends to vehicle-width direction, and the mode that axletree (not shown) is installed at the vehicle-width direction external side end of axletree installation portion 3a consists of.With reference to Fig. 4, underarm 3 have with the fore-and-aft direction of axletree installation portion 3a on same position to the outstanding installed in front 3b of section of vehicle-width direction center side.The 3b of installed in front section forms the tubular of direction extension forwards, backwards, and it has the through hole 3b 1 of direction extension forwards, backwards.Referring again to Fig. 1 and Fig. 5, underarm 3 has rearward outstanding rear side installation portion 3c.Be formed with the through hole 3c 1 of direction perforation up and down at this rear side installation portion 3c.With reference to Fig. 6, be penetrated with elastic body 8 at this through hole 3c 1, though do not illustrate especially, elastic body 8 forms annular shape.
The details that hangs vehicle frame 4 is described.With reference to Fig. 2 and Fig. 3, hanging vehicle frame 4 and be provided with the central union body 9 of the vehicle-width direction central authorities that are positioned at vehicle.Also be provided with from the vehicle-width direction both ends of central union body 9 the front side arm 10 that extends towards the vehicle-width direction outside, be provided with from the vehicle-width direction both ends of central union body 9 posterolateral arm 11 that extends towards the vehicle-width direction outside at the rear side of this front side arm 10.Be provided with the front side suspension body 12 of vehicle-width direction outboard end extension outside vehicle-width direction of side arm 10 in the past, be provided with the suspension arm 13 for suspension sidecar frame 2 and front side suspension body 12.Be provided with from the rear side suspension body 14 of vehicle-width direction outside portion extension outside vehicle-width direction of posterolateral arm 11, be provided with the reinforcement fixing body 15 that rearward extends from the rearward end of this rear side suspension body 14.Be provided with the outside brace 16 that links front side suspension body 12 and rear side suspension body 14, with respect to outside brace 16, the inboard brace 17 of side arm 10 and posterolateral arm 11 before being provided with link by the vehicle-width direction center side.
Front side suspension body 12, suspension arm 13, rear side suspension body 14 and the reinforcement fixing body 15 that hangs vehicle frame 4 further described.Front side suspension body 12 and rear side suspension body 14 are configured in and central union body 9 height about equally.Front side suspension body 12 have side opening in the wings, the cross-sectional plane of Japanese コ word shape roughly.Such front side suspension body 12 has front bulkhead 12a, the upper side wall 12b that extends rearward from the upper end of front bulkhead 12a of direction extension up and down, the lower wall 12c that extends rearward from the lower end of front bulkhead 12a.Be formed with the through hole 12a1 of direction perforation forwards, backwards at front bulkhead 12a.Be provided with recess 12b1,12c1 at its vehicle-width direction outer side edges opening at upper side wall 12b and lower wall 12c.Be inserted with the installed in front 3b of section of underarm 3 from the vehicle-width direction external side end of such front side suspension body 12, the installed in front 3b of section is configured in the side on the front with respect to recess 12b1,12c1 between the upper side wall 12b of front side suspension body 12 and lower wall 12c.
Rear side suspension body 14 have side opening forwardly, form the roughly cross-sectional plane of Japanese コ word shape.Such rear side suspension body 14 has aft bulkhead 14a that direction up and down extends, from the upper end of aft bulkhead 14a forwards the upper side wall 14b that extends of side, from the lower end of aft bulkhead 14a the lower wall 14c that extends of side forwards.Be formed with the through hole (not shown) of direction perforation up and down at upper side wall 14b and lower wall 14c.Be inserted with the rear side installation portion 3c of underarm 3 from the front side of such rear side suspension body 14, rear side installation portion 3c is configured between the upper side wall 14b and lower wall 14c of rear side suspension body 14.Be penetrated with at the through hole of the through hole of the elastic body 8 of the through hole of upper side wall 14b, rear side installation portion 3c, lower wall 14c the rear side suspension shaft 20 that direction is up and down extended.The bottom of rear side suspension shaft 20 is installed on lower wall 14c, and the upper end of rear side suspension shaft 20 is outstanding upward from upper side wall 14b.The upper end of this rear side suspension shaft 20 is arranged on the lower surface of the rear portion 2b of sidecar frame 2.In addition, the line segment L1 that links the center 20a of the rear side suspension shaft 20 on the rear side suspension body 14 of the front side suspension body mounting center 12d with medial end 13a suspension arm 13 12 and the vehicle-width direction opposition side that is positioned at front side suspension body 12 is the inside that is positioned at central union body 9, front side arm 10 and posterolateral arm 11 when overlooking.
The rearward end 15a that strengthens fixing body 15 is arranged on the lower surface of the rear portion 2b of sidecar frame 2.When the mounting center 15b with sidecar frame 2 of this reinforcement fixing body 15 overlooks for with the cross line L2 of above-mentioned line segment L1 quadrature and the center 20a by rear side suspension shaft 20 as benchmark, be configured in the opposition side of the mounting center 12d that is positioned on above-mentioned line segment L1, front side suspension body 12 and medial end 13a suspension arm 13.
Outside brace 16 and the inboard brace 17 of hanging vehicle frame 4 further described.Outside brace 16 forms the centre ground bending that moves closer to vehicle-width direction when front side suspension body 12 is extended down to rear side suspension body 14.The leading section of outside brace 16 is installed on front side suspension body 12, and the rearward end of outside brace 16 is installed on rear side suspension body 14.Inboard brace 17 forms in the mode of direction extension forwards, backwards.The leading section of inboard brace 17 is installed on front side arm 10, and the rearward end of inboard brace 17 is installed on posterolateral arm 11.
At this, the details of longeron 6 and extension 7 is described down.The medial end 7a of the vehicle-width direction center side of extension 7 is installed on the pars intermedia 2c of sidecar frame 2.Outboard end 7b outside the vehicle-width direction of extension 7 is installed on the medial surface of the vehicle-width direction center side of lower longeron 6.The installation portion of such sidecar frame 2 and the installation portion of extension 7 and lower longeron 6 and extension 7 is along the circular shape configuration of posterolateral arm 11.
The effect of embodiment of the present invention is described.Adopt present embodiment, the height that is positioned at about equally due to the central union body 9, front side suspension body 12 and the rear side suspension body 14 that hang vehicle frame 4, therefore, load and the vibration that can utilize whole suspension vehicle frame 4 to bear efficiently vehicle-width direction can improve car body with respect to the load of vehicle-width direction and the rigidity of vibration.In addition, because the upper surface of front side arm 10 and posterolateral arm 11 and the track of lower surface and vehicle configure abreast, therefore, load and the vibration that can utilize whole suspension vehicle frame 4 further to bear efficiently vehicle-width direction can further improve car body with respect to the load of vehicle-width direction and the rigidity of vibration.In addition, at the rear side suspension shaft 20 of rear side suspension body 14 under the state of the through hole 3c1 of underarm 3, be installed on sidecar frame 2 by the upper end with rear side suspension shaft 20, make to be distributed to sidecar frame 2 and underarm 3 and to be born efficiently the load that hangs the vehicle-width direction that vehicle frame 4 applies and vibration, can improve car body with respect to the load of vehicle-width direction and the rigidity of vibration.As a result, can improve the riding stability of vehicle and reduce vibration and noise in the compartment.
Adopt present embodiment, in the situation that link the center 20a of the rear side suspension shaft 20 on the rear side suspension body 14 of the front side suspension body mounting center 12d with medial end 13a suspension arm 13 12 and the vehicle-width direction opposition side that is positioned at this front side suspension body 12 with line segment L1, strengthen fixing body 15 and mounting center 15b sidecar frame 2 with the cross line L2 of line segment L1 quadrature and the center 20a by rear side suspension shaft 20 as benchmark, be configured in the opposition side of the mounting center 12d of front side suspension body 12 and medial end 13a suspension arm 13.At this, under the state of the through hole 3c1 of underarm 3, be installed on sidecar frame 2 by the upper end with rear side suspension shaft 20 at the rear side suspension shaft 20 of rear side suspension body 14 as described above, produce difference of height between sidecar frame 2 and rear side suspension body 14.Therefore, utilize load and the vibration of the vehicle-width direction that transmits along above-mentioned line segment, the rear side suspension shaft 20 that hangs vehicle frame 4 is applied the moment of rotating centered by by its upper end and the axis parallel with above-mentioned cross line L2.The mounting center 15b with sidecar frame 2 that such moment is reinforced fixing body 15 sustains.Therefore, load and the vibration of hanging the vehicle-width direction that vehicle frame 4 applies are born efficiently, can be improved car body with respect to the load of vehicle-width direction and the rigidity of vibration.
Adopt present embodiment, the line segment L1 that links the front side suspension body mounting center 12d with medial end 13a suspension arm 13 12 and the center 20a of the rear side suspension shaft 20 of the rear side suspension body 14 of the vehicle-width direction opposition side that is positioned at front side suspension body 12 is the inside that is positioned at central union body 9, front side arm 10 and posterolateral arm 11 when overlooking, therefore, load and the vibration that can utilize whole suspension vehicle frame 4 to bear efficiently vehicle-width direction can improve car body with respect to the load of vehicle-width direction and the rigidity of vibration.
Adopt present embodiment, front side arm 10 forms at the middle body of the vehicle-width direction of vehicle rearward outstanding agley, posterolateral arm 11 forms at the middle body of the vehicle-width direction of vehicle forwards outstanding agley, therefore, front side suspension body 12 and rear side suspension body 14 are configuration discretely on fore-and-aft direction.Therefore, the load of the load of fore-and-aft direction and vibration and vehicle-width direction and vibration dispersion are sustained efficiently to front side suspension body 12 and rear side suspension body 14, can improve car body with respect to the load of fore-and-aft direction and vibration and with respect to the load of vehicle-width direction and the rigidity of vibration.
The other effect of embodiment of the present invention is described.Adopt present embodiment, can utilize the outside brace 16 that connects front side suspension body 12 and rear side suspension body 14 with the load of fore-and-aft direction and vibration dispersion to whole suspension vehicle frame 4.Particularly load and the vibration due to the fore-and-aft direction that is delivered to front side suspension body 12 from underarm 3 is delivered to the mounting nuts 18 of the front surface of the front bulkhead 16a that is arranged on outside brace 16 via installed in front axle 19, therefore, load and vibration can be distributed to rear side suspension body 14 from mounting nuts 18 via outside brace 16.Therefore, the load of fore-and-aft direction and vibration are born efficiently, can improve car body with respect to the load of fore-and-aft direction and the rigidity of vibration.As a result, can improve the riding stability of vehicle and reduce vibration and noise in the compartment.
Adopt present embodiment, form the middle body ground bending that moves closer to vehicle-width direction when front side suspension body 12 is extended down to rear side suspension body 14 due to outside brace 16, therefore the rearward end of outside brace 16 is separated with the compartment of terrain with respect to rear side suspension shaft 20 to the vehicle-width direction center side and is installed on rear side suspension body 14.At this, in the situation that from wheel, the axletree installation portion 3a of underarm 3 has been applied load and the vibration of fore-and-aft direction, by by underarm 3 with the installation portion of front side suspension body 12 and the moment loading that rotates centered by the axis that extends of direction up and down in underarm 3.Therefore, such moment is also sustained by the installation portion with rearward end outside brace 16 rear side suspension body 14 except the rear side suspension shaft 20 that hangs vehicle frame 4.Therefore, the load of the vehicle fore-and-aft direction that applies from underarm 3 and vibration are born efficiently, can improve car body with respect to the load of vehicle fore-and-aft direction and the rigidity of vibration.
Adopt present embodiment, the medial end 13a of suspension arm 13 is configured between the front bulkhead 16a of the installed in front 3b of section of underarm 3 and outside brace 16, mounting nuts 18 is through the through hole 13a1 of medial end 13a, therefore, keep reliably mounting nuts 18 by the medial end 13a by the suspension arm 13 of sidecar frame 2 supporting.Therefore, the installation rigidity of mounting nuts 18 can be improved, thereby the installation rigidity of underarm 3 and front side suspension body 12 can be improved.Therefore, can improve the rigidity of car body.
The other effect of embodiment of the present invention is described.Adopt present embodiment, be positioned at for the torsion bar 5 that links driver train and central union body 9 and form the circular shape for giving prominence to as the summit take central union body 9 when overlooking at the posterolateral arm 11 of the opposition side of fore-and-aft direction.Therefore, in the situation that the load of fore-and-aft direction and vibration put on car body, such load and vibration are delivered to the central union body 9 that hangs vehicle frame 4 via torsion bar 5 from drive mechanism for vehicle, born by central union body 9 and the posterolateral arm 11 that forms circular shape in order to have high stiffness.And such load and vibration are delivered to the higher sidecar frame 2 of rigidity and are dispersed from posterolateral arm 11.Therefore, load and the vibration of vehicle fore-and-aft direction can be born efficiently, thereby car body can be improved with respect to the load of vehicle fore-and-aft direction and the rigidity of vibration.
Adopt present embodiment, because sidecar frame 2 and the installation portion of extension 7 and the installation portion of lower longeron 6 and extension 7 configure along circular shape, therefore, in the situation that the load of fore-and-aft direction and vibration put on car body, as mentioned above, from posterolateral arm 11 be delivered to the higher sidecar frame 2 of rigidity load and the vibration be delivered to lower longeron 6 and be dispersed via extension 7.Therefore, load and the vibration of fore-and-aft direction can be born efficiently, thereby car body can be improved with respect to the load of fore-and-aft direction and the rigidity of vibration.
Adopt present embodiment, front side arm 10 and posterolateral arm 11 use tubular materials are made, front side arm 10 and posterolateral arm 11 configure along fore-and-aft direction overlappingly at the sidepiece of the vehicle-width direction of central union body 9, therefore, can improve the rigidity of central union body 9 peripheries that hang vehicle frame 4.Therefore, be delivered to the load of the central union body 9 that hangs vehicle frame 4 and the posterolateral arm 11 that vibration is easy to be delivered to circular shape from drive mechanism for vehicle via torsion bar 5.Therefore, load and the vibration of vehicle fore-and-aft direction can be born efficiently, thereby car body can be improved with respect to the load of vehicle fore-and-aft direction and the rigidity of vibration.
Adopt present embodiment, due to the tangent line of the axis 5a of torsion bar 5 and the circular shape that extends in the same position of vehicle-width direction at central union body 9 and installation portion torsion bar 5 quadrature roughly, therefore, be delivered to the load of the central union body 9 that hangs vehicle frame 4 and the posterolateral arm 11 that vibration is easy to be dispersed to circular shape from drive mechanism for vehicle via torsion bar 5.Therefore, load and the vibration of fore-and-aft direction can be born efficiently, thereby car body can be improved with respect to the load of vehicle fore-and-aft direction and the rigidity of vibration.
Adopt present embodiment, the center configuration of the above-below direction of front side arm 10 and posterolateral arm 11 is on same plane, torsion bar 5 is configured to this plane almost parallel or strides across this plane, therefore, the load and the vibration that are delivered to torsion bar 5 from drive mechanism for vehicle are easy to be delivered to the central union body 9 that hangs vehicle frame 4, and, be delivered to the load of the central union body 9 that hangs vehicle frame 4 and the posterolateral arm 11 that vibration is easy to be delivered to circular shape from torsion bar 5.Therefore, load and the vibration of vehicle fore-and-aft direction can be born efficiently, thereby car body can be improved with respect to the load of vehicle fore-and-aft direction and the rigidity of vibration.
Embodiments of the present invention so far have been described, but the present invention is not limited to already described embodiment, can carries out various distortion and change based on technological thought of the present invention.
For example, as the 1st variation of present embodiment, the structure of present embodiment also can be used for the Vehicular body front of the vehicle of F/F back-wheel drive (FR) mode.Can access the effect same with present embodiment.
As the 2nd variation of present embodiment, the structure of present embodiment also can be used for the rear vehicle of the vehicle of midship engine back-wheel drive (MR) mode.Can access the effect same with present embodiment.
As the 3rd variation of present embodiment, the structure of present embodiment also can be used for the rear vehicle of the vehicle of rear-mounted engine back-wheel drive (RR) mode.In this case, the suspension vehicle frame is configured in the place ahead of driver train, is positioned at torsion bar similarly to consist of at the front side arm of the opposition side of fore-and-aft direction and the posterolateral arm 11 of present embodiment.In such structure, also can access the effect same with present embodiment.
Description of reference numerals
1, Vehicular body front; 2, sidecar frame; 3, underarm; 3a, axletree installation portion; 3b, installed in front section; 3b1, through hole; 4, hang vehicle frame; 9, central union body; 10, front side arm; 11, posterolateral arm; 12, front side suspension body; 12a, front bulkhead; 12a1, through hole; 13, suspension arm; 13a, medial end; 13a1, through hole; 14, rear side suspension body; 16, outside brace; 16a, front bulkhead; 18, mounting nuts; 19, front side suspension shaft; L1, line segment; L2, cross line.
Claims (3)
1. peripheral construction that hangs vehicle frame comprises:
A pair of sidecar frame, it is used for consisting of the skeleton of car body, along the configuration of vehicle fore-and-aft direction, and is separated with mutually the compartment of terrain configuration on vehicle-width direction;
Underarm, it is used for consisting of hitch, and is configured in the below of above-mentioned sidecar frame; With
Hang vehicle frame, it is configured between above-mentioned a pair of sidecar frame,
above-mentioned suspension vehicle frame comprises the central union body of the vehicle-width direction central authorities that are positioned at vehicle, the front side arm that has the closed section of quadrangle shape and extend towards the vehicle-width direction outside from the vehicle-width direction both ends of above-mentioned central union body, the posterolateral arm that has the closed section of quadrangle shape and extend towards the vehicle-width direction outside from the vehicle-width direction both ends of above-mentioned central union body at the rear of above-mentioned front side arm, the front side suspension body that extends towards the vehicle-width direction outside from the vehicle-width direction outboard end of above-mentioned front side arm, reach the rear side suspension body that extends from the vehicle-width direction outboard end of above-mentioned posterolateral arm outside vehicle-width direction,
Above-mentioned front side suspension body and above-mentioned rear side suspension body are installed on above-mentioned sidecar frame and above-mentioned underarm,
In the peripheral construction that hangs vehicle frame, it is characterized in that,
Above-mentioned central union body, above-mentioned front side suspension body and above-mentioned rear side suspension body are positioned at height about equally;
Be provided with the vehicle-width direction outside that is configured in above-mentioned suspension vehicle frame and the outside brace that is used for linking above-mentioned front side suspension body and above-mentioned rear side suspension body;
The front bulkhead of above-mentioned front side suspension body forms along the vertical direction and extends;
Front bulkhead at above-mentioned front side suspension body is formed with the through hole that connects along fore-and-aft direction;
Be provided with installed in front section be used to the front side suspension body that is installed on above-mentioned suspension vehicle frame at above-mentioned underarm;
Installed in front section at above-mentioned underarm is formed with the through hole that extends along fore-and-aft direction;
The installed in front section of above-mentioned underarm is configured between the front bulkhead of the front bulkhead of front side suspension body of above-mentioned suspension vehicle frame and the brace of the above-mentioned outside;
The front side suspension shaft that extends along fore-and-aft direction is through the through hole of the installed in front section of the through hole of above-mentioned front side suspension body and above-mentioned underarm;
The leading section of above-mentioned front side suspension shaft is installed on the front bulkhead of above-mentioned front side suspension body;
Rearward end link at above-mentioned front side suspension shaft has mounting nuts;
The rearward end of above-mentioned mounting nuts is arranged on the front surface of the front bulkhead of above-mentioned outside brace.
2. the peripheral construction of suspension vehicle frame according to claim 1, is characterized in that,
Above-mentioned underarm has and is extending and be used for being installed on the axletree installation portion of wheel along vehicle-width direction with the front side suspension body of above-mentioned suspension vehicle frame roughly the same position on fore-and-aft direction;
The brace of the above-mentioned outside forms the direction centre that moves closer to vehicle width when above-mentioned front side suspension body is extended down to above-mentioned rear side suspension body.
3. the peripheral construction of suspension vehicle frame according to claim 1 and 2, is characterized in that,
Be provided with the suspension arm of suspension between above-mentioned front side suspension body and above-mentioned sidecar frame;
Medial end in the vehicle-width direction center side of above-mentioned suspension arm is formed with the through hole that connects along fore-and-aft direction;
The medial end of above-mentioned suspension arm is configured between the front bulkhead of the installed in front section of above-mentioned underarm and the brace of the above-mentioned outside;
Above-mentioned mounting nuts is through the through hole of above-mentioned medial end.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011260847A JP5822130B2 (en) | 2011-11-29 | 2011-11-29 | Suspension frame peripheral structure |
| JP2011-260847 | 2011-11-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103129619A true CN103129619A (en) | 2013-06-05 |
| CN103129619B CN103129619B (en) | 2015-10-14 |
Family
ID=48288064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210501019.5A Expired - Fee Related CN103129619B (en) | 2011-11-29 | 2012-11-29 | Hang the peripheral construction of vehicle frame |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5822130B2 (en) |
| CN (1) | CN103129619B (en) |
| DE (1) | DE102012110976A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110341798A (en) * | 2018-04-03 | 2019-10-18 | 上汽通用五菱汽车股份有限公司 | A kind of vehicle beam component |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6209893B2 (en) * | 2013-08-01 | 2017-10-11 | スズキ株式会社 | Suspension arm fixing structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1392078A (en) * | 2001-06-15 | 2003-01-22 | 本田技研工业株式会社 | Motor vehicle chassis structure |
| KR20070105738A (en) * | 2006-04-27 | 2007-10-31 | 현대자동차주식회사 | Lower arm of suspension |
| KR20110060564A (en) * | 2009-11-30 | 2011-06-08 | 현대자동차주식회사 | Suspension flame for vehicle |
| JP2011126386A (en) * | 2009-12-16 | 2011-06-30 | Honda Motor Co Ltd | Suspension arm mounting structure |
| CN102161352A (en) * | 2010-02-15 | 2011-08-24 | 马自达汽车株式会社 | Lower structure of automotive vehicle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3407721B2 (en) | 1999-10-28 | 2003-05-19 | トヨタ自動車株式会社 | Front suspension member |
-
2011
- 2011-11-29 JP JP2011260847A patent/JP5822130B2/en active Active
-
2012
- 2012-11-15 DE DE201210110976 patent/DE102012110976A1/en active Pending
- 2012-11-29 CN CN201210501019.5A patent/CN103129619B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1392078A (en) * | 2001-06-15 | 2003-01-22 | 本田技研工业株式会社 | Motor vehicle chassis structure |
| KR20070105738A (en) * | 2006-04-27 | 2007-10-31 | 현대자동차주식회사 | Lower arm of suspension |
| KR20110060564A (en) * | 2009-11-30 | 2011-06-08 | 현대자동차주식회사 | Suspension flame for vehicle |
| JP2011126386A (en) * | 2009-12-16 | 2011-06-30 | Honda Motor Co Ltd | Suspension arm mounting structure |
| CN102161352A (en) * | 2010-02-15 | 2011-08-24 | 马自达汽车株式会社 | Lower structure of automotive vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110341798A (en) * | 2018-04-03 | 2019-10-18 | 上汽通用五菱汽车股份有限公司 | A kind of vehicle beam component |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5822130B2 (en) | 2015-11-24 |
| JP2013112214A (en) | 2013-06-10 |
| CN103129619B (en) | 2015-10-14 |
| DE102012110976A1 (en) | 2013-05-29 |
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