CN2640898Y - Outer skeleton type all-cladded frame main beam of motorcycle - Google Patents
Outer skeleton type all-cladded frame main beam of motorcycle Download PDFInfo
- Publication number
- CN2640898Y CN2640898Y CN 03276623 CN03276623U CN2640898Y CN 2640898 Y CN2640898 Y CN 2640898Y CN 03276623 CN03276623 CN 03276623 CN 03276623 U CN03276623 U CN 03276623U CN 2640898 Y CN2640898 Y CN 2640898Y
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- CN
- China
- Prior art keywords
- right beam
- leading portion
- beam leading
- skeleton type
- hiring
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Automatic Cycles, And Cycles In General (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model discloses a girder of full covering frame of motorcycle with an outer frame, comprising a left beam and a right beam. Both sides of the left beam and the right beam are folded forward and concentrated to form a central part which is welded together with the left and the right beam posterior segments; the left and the right beam are connected together with a beam; and the left and the right beam posterior segment are incorporated; the right beam consists of right beam front segment and right beam posterior segment; and the left front segment and the right posterior segment are made of tubes, sections of which are matched with each other. The advantages of the utility model are as follows: as the left and the right beam are made of two incorporated segments, the left front segment and the right front segment can be made of specialized steel, or the left front segment and the right front segment can be processed with the approach of pressing and welding instead of applying the aluminum alloy die mold and the high welding procedure aluminum welding; moreover, the utility model facilitates the change of car styles and reduces the cost.
Description
Technical field
The utility model relates to a kind of frame of motorcycle.
Background technology
For racing car type motor bike, it exposes the skeleton type frame of hiring a car entirely, mainly form by body behind vehicle frame precursor and the vehicle frame, wherein precursor is formed a framework by girder, crossbeam, about girder has two, left and right sides girder along both sides to the front close up and central authorities with the seat tube that comprises front component be installed link into an integrated entity, the postmedian of girder then is connected with body behind the vehicle frame with the mode of installing; Girder is the main stressed member of full car, the direct or indirect driving engine that is equipped with above it, front-wheel, trailing wheel, pedal, parts such as damping and reel cage, and, exposed parts is also handsome in appearance, therefore, the full hired car frame that exposes of prior art adopts skeleton type mostly, be and expose the skeleton type frame of hiring a car entirely, its main stressed girder generally forms with whole manufacturing of as cast method, comprise that equally parts such as crossbeam also take the as cast method to make substantially, install at last or be connected on the girder of the left and right sides, cast-in-block method actv. has guaranteed the rigidity and the intensity of vehicle frame precursor and handsome in appearance when exposing.
Above-mentioned vehicle frame precursor parts generally adopt the aluminum alloy manufacturing, use the molding die moulding, be generally behind girder precursor, the girder moulding respectively such as body crossbeam, assembling at last is rigidity and the intensity that guarantees parts, especially the intensity of connecting portion, aluminum alloy spare part is still more thick and heavy, can only adopt under the situation of welding in the connection at some position, and the welding process of aluminium is relatively more difficult again, in forming overall process, between girder precursor and the crossbeam usually because the quality of the whole vehicle frame of the bad influence of welding.And racing car is pursuing individuality relatively, and its output is generally not very big, and the molding die die cost is very high, because of style is changed just suitable difficulty of a kind of vehicle frame.The problems referred to above have been brought the manufacturing cost height of the vehicle frame precursor of prior art.
The utility model content
Therefore, in order to solve the problem that above prior art exists, the purpose of this utility model is: provide the lower motor bike of a kind of cost to expose the skeleton type frame girder of hiring a car entirely.
In order to achieve the above object, the motor bike of the technical solution adopted in the utility model exposes the skeleton type frame girder of hiring a car entirely, comprise Zuo Liang and You Liang, left and right beam along both sides to the front close up and central authorities with the seat tube that comprises front component be installed link into an integrated entity, left and right beam also is coupled to each other with crossbeam and is integral, described left beam is made up of left beam leading portion and the integrally welded institute of left beam back segment, and right beam is made up of right beam leading portion and the integrally welded institute of right beam back segment; Described left beam leading portion and right beam leading portion are that the pipe of combined shaped is made by the cross section.
It is rectangle and trapezoidal combination that above-mentioned motor bike exposes hire a car the entirely left beam leading portion of frame girder and the cross sectional shape of right beam leading portion of skeleton type, and its three limits by trapezoidal upper base, two waists and rectangle are surrounded and formed, and trapezoidal last base is towards the outside of motor bike.Its cross section tall and big about 80mm to 120mm, cross section roomy about 25mm to 45mm.On the last base of described left beam leading portion and right beam leading portion and/or the inner edge reinforced rib is arranged, reinforced rib can play increases the effect of steel-sheet intensity, also can be provided with because of needs attractive in appearance.
The utility model has the advantages that: because left and right beam adopts two sections integrally welded methods to make, a left side beam leading portion and right beam leading portion fully can be with special-purpose shaped steel brake formings, or employing is as the method moulding of punching press and welding, not only can avoid using aluminium alloy casting die, avoid the high aluminium weldering of welding process difficulty, and change vehicle frame style ratio is easier to, thereby reduces production costs.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is that motor bike of the present utility model exposes the hire a car full scheme drawing of frame girder mode of operation of skeleton type.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3 is the structural representation of right beam leading portion 11 among Fig. 2.
Fig. 4 is the birds-eye view of Fig. 3.
Fig. 5 is the enlarged diagram of the A of Fig. 4 to view or cross section structure.
Fig. 6 is that the I portion of Fig. 5 amplifies.
Fig. 7 be Fig. 5 embodiment another kind of cross section structure scheme drawing.
The specific embodiment
Referring to Fig. 1, among Fig. 2, motor bike of the present utility model exposes the skeleton type frame girder of hiring a car entirely, the vehicle frame of mode of operation mainly is made up of body 2 behind vehicle frame precursor 1 and the vehicle frame, wherein vehicle frame precursor 1 is by girder, crossbeam I16, compositions such as crossbeam II18 and crossbeam III15, girder is divided into Zuo Liang and You Liang, a left side, right beam along both sides to the front close up and in central authorities with that the seat tube 17 that comprises front component is installed is integrally welded, a left side, right beam and above-mentioned crossbeam are welded to each other and are integral, described left beam is made up of left beam leading portion 12 and left beam back segment 14 integrally welded institutes, and right beam is made up of right beam leading portion 11 and right beam back segment 13 integrally welded institutes; Described left beam leading portion and right beam leading portion are that the pipe of combined shaped is made by the cross section.The left and right beam of girder adopts two sections integrally welded methods to make like this, a left side beam leading portion 12 and right beam leading portion 11 fully can be with special-purpose shaped steel brake formings, or employing is as the method moulding of punching press and welding, not only can avoid using aluminium alloy casting die, avoid the high aluminium weldering of welding process difficulty, and change vehicle frame style ratio is easier to, thereby reduces production costs.
Referring to Fig. 3 to Fig. 6, be a concrete form of implementation of right beam leading portion 11, left beam leading portion 12 is symmetry with it.Right beam leading portion 11 in front with motor bike line of centers 10 positions on, close up with that the seat tube 17 that comprises front component is installed is integrally welded through curve 111, its cross sectional shape is roughly rectangle and trapezoidal combination, it is made by sheet steel, trapezoidal upper base 114, three limits 112 of two waists 116 and rectangle and 113 are surrounded and are formed, trapezoidal last base 114 is towards the outside of motor bike, handsome in appearance when assurance exposes, certainly, because of being provided with of trapezoidal side mainly is in order to adapt to and the be complementary trend of cover panel of moulding of Finished Motorcycle of motorcycle style, so that girder does not expose outside the part and the gap between the cover panel of (or lining cover piece cover) is more even, therefore, cross sectional shape can also adopt other mode or array mode; But the tall and big of cross section is best about the roomy of 80mm to 120mm and cross section about 35mm to 45mm; On last base 114 and/or inner edge 113, be provided with twice reinforced rib 115, to guarantee steel-sheet intensity and/or attractive in appearance.
Fig. 5 is that the cross section of left beam leading portion is the integral tube shape, and Fig. 7 is the planform that two block weldings form.
Claims (4)
1. a motor bike exposes the skeleton type frame girder of hiring a car entirely, comprise Zuo Liang and You Liang, left and right beam along both sides to the front close up and central authorities with the seat tube that comprises front component be installed link into an integrated entity, left and right beam also is coupled to each other with crossbeam and is integral, it is characterized in that: described left beam is made up of left beam leading portion (12) and the integrally welded institute of left beam back segment (14), and right beam is made up of right beam leading portion (11) and the integrally welded institute of right beam back segment (13); Described left beam leading portion (12) and right beam leading portion (11) are that the pipe of combined shaped is made by the cross section.
2. motor bike according to claim 1 exposes the skeleton type frame girder of hiring a car entirely, it is characterized in that: the cross sectional shape of described left beam leading portion (12) and right beam leading portion (11) is rectangle and trapezoidal combination, its three limits (112,113) by trapezoidal upper base (114), two waists (116) and rectangle are surrounded and are formed, and trapezoidal last base (114) is towards the outside of motor bike.
3. motor bike according to claim 2 exposes the skeleton type frame girder of hiring a car entirely, and it is characterized in that: the depth of section of described left and right beam leading portion (12,11) is greatly about 80mm to 120mm, and the width in cross section is greatly about 25mm to 45mm.
4. expose the skeleton type frame girder of hiring a car entirely according to claim 2 or 3 described motor bikes, it is characterized in that: on the last base (114) of described left beam leading portion (12) and right beam leading portion (11) and/or the inner edge (113) reinforced rib (115) is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03276623 CN2640898Y (en) | 2003-08-21 | 2003-08-21 | Outer skeleton type all-cladded frame main beam of motorcycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03276623 CN2640898Y (en) | 2003-08-21 | 2003-08-21 | Outer skeleton type all-cladded frame main beam of motorcycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2640898Y true CN2640898Y (en) | 2004-09-15 |
Family
ID=34302423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03276623 Expired - Fee Related CN2640898Y (en) | 2003-08-21 | 2003-08-21 | Outer skeleton type all-cladded frame main beam of motorcycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2640898Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101172507B (en) * | 2006-11-01 | 2011-09-07 | 光阳工业股份有限公司 | Segmented bicycle frame device of motorcycle |
-
2003
- 2003-08-21 CN CN 03276623 patent/CN2640898Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101172507B (en) * | 2006-11-01 | 2011-09-07 | 光阳工业股份有限公司 | Segmented bicycle frame device of motorcycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040915 Termination date: 20120821 |