CN101537867A - Engine suspension structure of motorcycle cradle frame - Google Patents
Engine suspension structure of motorcycle cradle frame Download PDFInfo
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- CN101537867A CN101537867A CN200910103575A CN200910103575A CN101537867A CN 101537867 A CN101537867 A CN 101537867A CN 200910103575 A CN200910103575 A CN 200910103575A CN 200910103575 A CN200910103575 A CN 200910103575A CN 101537867 A CN101537867 A CN 101537867A
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Abstract
The invention discloses an engine suspension structure of a motorcycle cradle frame. Rear suspension brackets of two suspension engines are welded on a middle horizontal pipe of the frame; the front ends of two underbeam pipes which are bent into L-shape are welded with the lower end of a front oblique beam pipe of the frame; the rear ends of the underbeam pipes are welded with a lower horizontal pipe of the frame; the pipe parts of the two L-shaped underbeam pipes extending upwards are respectively welded with an erection support; the two erection supports are respectively connected with a front suspension plate of the suspension engine by bolts; and the two front suspension plates are symmetrically arranged, and each front suspension plate is respectively provided with a mounting hole connected with the erection support and a suspension hole connected with the engine. The engine suspension structure of the motorcycle cradle frame can exclude the mounting interference caused by slight deformation of the frame, and solve the long-standing problem of rigid interference of engine suspension mounting of cradle frame, thus not only reducing the labor intensity of workers, and improving the production efficiency, but also reducing the rework rate of the frame, and reducing the production cost of the motorcycle.
Description
Technical field
The present invention relates to the two-wheel vehicle carriage, particularly a kind of engine suspension structure of motorcycle cradle frame.
Background technology
Before the engine suspension structure of present two-wheeled motor vehicle cradle-type frame, back suspension holdfast all is weldingly fixed on the vehicle frame, because constituting the bracket portion of cradle on the cradle-type frame has been fixedly welded on the vehicle frame, its spatial form formalizes, before, distance between the back suspension holdfast is according to the fixed size of driving engine, driving engine with before, being connected and fixed of back suspension holdfast is to connect on a two dimensional surface, because the stress deformation after the vehicle frame processing, or the crimp that produces in the transportation, before can causing, distance between the back suspension holdfast changes, cause when the suspension driving engine is installed, the mounting hole of being located at the engine housing left and right sides can't be over against the suppending hole on the hanger bracket, install very difficult, need many people by sled, means such as pulling just can make mounting hole and suppending hole align, bolt up connects then, finishes the suspension of driving engine and installs.In this installation process, cause the surface damage of driving engine and vehicle frame easily, labor strength strengthens, and installation effectiveness is low; Especially on the manufacturing line of Detroit automation, install, influence the manufacturing schedule of whole conveyor line especially, therefore often in case meet the vehicle frame that slight deformation is arranged, workman on the manufacturing line is just rolled off the production line it, return again and do over again, increased the cost of enterprise thus, bring loss to enterprise.So the engine suspension structure of existing cradle-type frame exists the workman that difficulty of driving engine is installed, labor strength is big, the deficiency of the easy surface damage of driving engine and vehicle frame.
Summary of the invention
The objective of the invention is the deficiency at the prior art existence, a kind of engine suspension structure of motorcycle cradle frame is provided, it can be got rid of the installation that produces because of the vehicle frame slight deformation and interfere, and it is convenient to make cradle-type frame that driving engine is installed.
The object of the present invention is achieved like this: the back suspension holdfast that is welded with two suspension driving engines on the middle transverse tube of motorcycle cradle frame, two bend to L shaped underbeam pipe and are symmetrical arranged, cant beam pipe lower end welding before the front end of underbeam pipe and the vehicle frame, the rear end of underbeam pipe and the welding of the lower transverse tubule of vehicle frame, described two L shaped upwardly extending tube portions of underbeam pipe are not welded with erection support, two erection supports respectively connect the front overhang link plate of a suspension driving engine respectively separately by bolt, two front overhang link plates are the symmetry shape setting, be respectively equipped with on each front overhang link plate with erection support bonded assembly mounting hole and with driving engine bonded assembly suppending hole.
Described erection support is welded on two inboards between the underbeam pipe respectively, and extends in opposite directions, and each erection support is respectively equipped with at least two via holes.
Described front overhang link plate is formed with and the erection support bonded assembly portion that turns back, with be formed with and the upper and lower suspension arm of driving engine bonded assembly, upper and lower suspension arm is to the vehicle frame rear extension, and the portion of turning back is provided with and the cooresponding mounting hole of the via hole of erection support, is respectively equipped with suppending hole on the upper and lower suspension arm.
Owing to adopted such scheme, be not welded with erection support at two L shaped upwardly extending tube portions of underbeam pipe, two erection supports respectively connect the front overhang link plate of a suspension driving engine respectively separately by bolt, be respectively equipped with on each front overhang link plate with erection support bonded assembly mounting hole and with driving engine bonded assembly suppending hole, so just can make the driving engine forward mounting fixedly pass through intermediate connector---firm and hard existing suspension of forward mounting connects, and the front overhang link plate is as an independent intermediate connector, by be provided with vehicle frame on erection support bonded assembly mounting hole and with driving engine bonded assembly suppending hole, respectively by bolt and erection support, driving engine is connected and fixed, in case vehicle frame has slight metaboly, can avoid forming rigidity and interfere by firm and hard existing adjusting of forward mounting.Especially the front overhang link plate is formed with and the erection support bonded assembly portion that turns back, with be formed with and the upper and lower suspension arm of driving engine bonded assembly, upper and lower suspension arm is to the vehicle frame rear extension, the portion of turning back is provided with and the cooresponding mounting hole of the via hole of erection support, be respectively equipped with suppending hole on the upper and lower suspension arm, make the front overhang link plate different with driving engine bonded assembly hole direction with vehicle frame, what make driving engine and vehicle frame is connected to form the three dimensional space type of attachment, its setting range increases, and installs and fixes convenient.
Enforcement of the present invention is simply easy, has solved the rigidity interference problem that the long-standing engine suspension of cradle-type frame is installed, and has both alleviated working strength of workers, can enhance productivity again, can also reduce the rework rate of vehicle frame, reduces the productive costs of motor bike.
The invention will be further described below in conjunction with drawings and Examples.
Description of drawings
Accompanying drawing is a structural representation of the present invention.
In the accompanying drawing, 1 is preceding cant beam pipe, and 2 is the underbeam pipe, and 3 is the front overhang link plate, and 4 is erection support, and 5 is flat gasket, and 6 is spring washer, and 7 is screw, and 8 is lower transverse tubule, and 9 is the back suspension holdfast, and 10 is middle transverse tube.
The specific embodiment
Referring to accompanying drawing, a kind of embodiment of the engine suspension structure of two-wheeled motor vehicle cradle-type frame.Be welded with the back suspension holdfast 9 of two suspension driving engines on the middle transverse tube 10 of motorcycle cradle frame, two of cradle-type frame bend to L shaped underbeam pipe 2 and are symmetrical arranged, cant beam pipe 1 lower end welding before the front end of two underbeam pipes 2 and the vehicle frame, the rear end of two underbeam pipes 2 and 8 welding of the lower transverse tubule of vehicle frame.Described two L shaped underbeam pipe 2 upwardly extending tube portions are not welded with erection support 4, two erection supports 4 are welded on two inboards between the underbeam pipe 2 respectively, and extend in opposite directions, each erection support 4 is respectively equipped with at least two via holes, and present embodiment is provided with two via holes.Two erection supports 4 respectively connect the front overhang link plate 3 of a suspension driving engine respectively separately by bolt 7, described bolt 7 adopts the more convenient installation of socket bolts, all is with spring washer 6, flat gasket 5 on each bolt 7 in order to guarantee fastening fastness.Two front overhang link plates 3 are the symmetry shape setting, be respectively equipped with on each front overhang link plate 3 with erection support bonded assembly mounting hole 3c and with driving engine bonded assembly suppending hole 3b.Described front overhang link plate 3 is formed with and the erection support bonded assembly 3d of portion that turns back, with be formed with and driving engine bonded assembly upper suspension arm 3a and lower suspension arm, upper and lower suspension arm is to the vehicle frame rear extension, the portion 3d of turning back is provided with and the cooresponding mounting hole 3c of the via hole of erection support 4, is respectively equipped with suppending hole 3b on upper suspension arm 3a and the lower suspension arm.
On cradle-type frame, hang when driving engine is installed, rear end with driving engine hangs on the back suspension holdfast that is fixed on the vehicle frame earlier, then with front overhang link plate pre-connection on the erection support of underbeam pipe, be lax shape, make the front overhang link plate that certain adjusting action radius be arranged, again front of the engine and front overhang link plate are connected and fixed, when having dislocation phenomenon as each other corresponding aperture, regulate by loosening front overhang link plate, after treating that each bolt all is in place, with each bolted, promptly finish the installation of engine suspension on cradle-type frame one by one.
Claims (3)
1. the engine suspension structure of a motorcycle cradle frame, be welded with the back suspension holdfast of two suspension driving engines on the middle transverse tube of motorcycle cradle frame, two bend to L shaped underbeam pipe and are symmetrical arranged, cant beam pipe lower end welding before the front end of underbeam pipe and the vehicle frame, the rear end of underbeam pipe and the welding of the lower transverse tubule of vehicle frame, it is characterized in that: described two L shaped upwardly extending tube portions of underbeam pipe are not welded with erection support, two erection supports respectively connect the front overhang link plate of a suspension driving engine respectively separately by bolt, two front overhang link plates are the symmetry shape setting, be respectively equipped with on each front overhang link plate with erection support bonded assembly mounting hole and with driving engine bonded assembly suppending hole.
2. the engine suspension structure of motorcycle cradle frame according to claim 1, it is characterized in that: described erection support is welded on two inboards between the underbeam pipe respectively, and extends in opposite directions, and each erection support is respectively equipped with at least two via holes.
3. the engine suspension structure of motorcycle cradle frame according to claim 1, it is characterized in that: described front overhang link plate is formed with and the erection support bonded assembly portion that turns back, with be formed with and the upper and lower suspension arm of driving engine bonded assembly, upper and lower suspension arm is to the vehicle frame rear extension, the portion of turning back is provided with and the cooresponding mounting hole of the via hole of erection support, is respectively equipped with suppending hole on the upper and lower suspension arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910103575A CN101537867A (en) | 2009-04-10 | 2009-04-10 | Engine suspension structure of motorcycle cradle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910103575A CN101537867A (en) | 2009-04-10 | 2009-04-10 | Engine suspension structure of motorcycle cradle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101537867A true CN101537867A (en) | 2009-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910103575A Pending CN101537867A (en) | 2009-04-10 | 2009-04-10 | Engine suspension structure of motorcycle cradle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101537867A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392694A (en) * | 2014-06-27 | 2016-03-09 | 铃木株式会社 | Frame structure for two-wheeled motor vehicle |
-
2009
- 2009-04-10 CN CN200910103575A patent/CN101537867A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105392694A (en) * | 2014-06-27 | 2016-03-09 | 铃木株式会社 | Frame structure for two-wheeled motor vehicle |
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Open date: 20090923 |