CN206717329U - CCB timeliness frocks - Google Patents
CCB timeliness frocks Download PDFInfo
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- CN206717329U CN206717329U CN201720226744.4U CN201720226744U CN206717329U CN 206717329 U CN206717329 U CN 206717329U CN 201720226744 U CN201720226744 U CN 201720226744U CN 206717329 U CN206717329 U CN 206717329U
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Abstract
The utility model discloses a kind of CCB timeliness frock, including bottom plate, left and right fix welding block, eight contract blocks and ten welding blocks；Left and right is fixed welding block and is respectively welded in being welded with ten welding blocks on the left and right end of bottom plate, bottom plate, and the first to the 7th welding block is set close to a side of bottom plate, and the 8th to the tenth welding block is set close to another side of bottom plate；First contract block is installed on first and the tenth on welding block, second contract block is installed on second and the tenth on welding block, 3rd contract block is installed on the 3rd and the 9th welding block, 4th contract block is installed on the 4th and the 8th welding block, 5th and the 6th contract block is mounted on the 5th and the 8th welding block, 7th contract block is installed on the 6th and the 8th welding block, and the 8th contract block is installed on the 7th and the 8th welding block.Part is fixed in frock, and weld zone heat affected area performance improves after low temperature aging, and welding performance improves, and is applied external force and is allowed part deformation to be bonded, and welding deformation obtains improving and welding interior stress eliminates.
Description
Technical field
It the utility model is related in welding technology field, more particularly to a kind of control Welded deformation, elimination welding
Stress and the CCB timeliness frocks of part shaping.
Background technology
Body shell formula structure is mainly made up of the beam of the molded multi-section of aluminium extruded.The main carrying position of vehicle body is main
Connected by MIG (welding) welding manner.Problem existing for aluminium and aluminum alloy MIG welding：
1st, the thermal conductivity and specific heat capacity of aluminium and aluminium alloy are carbon steel and more than twice of low-alloy steel, and the thermal conductivity of aluminium is
More than ten times of austenitic stainless steel.In welding process, substantial amounts of heat can rapidly be transmitted to intrinsic silicon, thus weld aluminium
And during aluminium alloy, energy is in addition to being consumed in and melting metal bath, and also more energy expenditures are inside metallic matrix.Cause to weld
Heat input is excessive in termination process, heat affected area hydraulic performance decline.
2nd, the linear expansion coefficient of aluminium and aluminium alloy is about carbon steel and low-alloy steel twice.The density of liquid fine aluminium：700
DEG C when be 2.38g/cm3, the density of solid-state fine aluminium：It is 2.7g/cm under normal temperature3.Cubical contraction during solidified aluminum, welding deformation and
Welding interior stress increases.Aluminium and Welded molten bath easily produce shrinkage cavity, fire check and higher welding interior stress when solidifying.
At present, CCB (Cross Car Beam, the fascia board girder) welding of a all aluminium alloy extrusion forming is total
Into crossbeam carrying position is connected by MIG welding manners.
Problem be present in CCB welding assembly：
1st, CCB parts assembly is intensive in tubular column bracket region weld seam, and part deformation is larger after the completion of welding, in welded seam area
The position of concentration, girder hydraulic performance decline.
2nd, connecting bracket number of parts is more on crossbeam, is all to be welded using MIG, weld seam quantity is more, causes to weld on crossbeam
It is workpiece bending deformed after the completion of connecing.
Utility model content
The utility model is directed to problem and shortage existing for prior art, there is provided a kind of new CCB timeliness frocks.
The utility model is that solve above-mentioned technical problem by following technical proposals：
The utility model provides a kind of CCB timeliness frock, and its feature is, it include a bottom plate, a left fixed welding block,
One right fixed welding block, eight contract blocks and ten welding blocks；
The left fixed welding block and the right fixed welding block are respectively welded left end and right-hand member in the bottom plate, on the bottom plate and
Ten welding blocks are welded between the left fixed welding block and the right fixed welding block, wherein, the first welding block to the 7th
Welding block is set close to a side of the bottom plate, and the 8th welding block to the tenth welding block is set close to another side of the bottom plate
Put；
The first contract block is installed on first welding block and the tenth welding block, and the second contract block is installed on second weldering
Connect on block and the tenth welding block, the 3rd contract block is installed on the 3rd welding block and the 9th welding block, the 4th contract block
It is installed on the 4th welding block and the 8th welding block, the 5th contract block is installed on the 5th welding block and the 8th welding block
On, the 6th contract block is installed on the 5th welding block and the 8th welding block, and the 7th contract block is installed on the 6th welding block
On the 8th welding block, the 8th contract block is installed on the 7th welding block and the 8th welding block.
It is preferred that the left fixed welding block, the inner face of the right fixed welding block and ten welding blocks are in same flat
In face.
On the basis of common sense in the field is met, above-mentioned each optimum condition, can be combined, produce the utility model respectively compared with
Good example.
Positive effect of the present utility model is：
Part is fixed in timeliness frock, after low temperature aging, weld zone heat affected area performance improves, corresponding weldering
Performance is connect also to improve.Applying external force in timeliness frock allows part deformation to be bonded, and welding deformation is improved and welding interior stress
Eliminate.
Brief description of the drawings
Fig. 1 is the structural representation one of the CCB timeliness frocks of the utility model preferred embodiment.
Fig. 2 is the structural representation two of the CCB timeliness frocks of the utility model preferred embodiment.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all belongs to
In the scope of the utility model protection.
As illustrated in fig. 1 and 2, the present embodiment provides a kind of CCB timeliness frock, and it includes 1, one left fixed welding block of a bottom plate
11st, a right fixed welding block 10, one first contract block 2, one second contract block 3, one the 3rd contract block 4, one the 4th contract block 5, one the 5th contract
Block 6, one the 6th contract block 7, one the 7th contract block 8, one the 8th contract block 9, one first welding block 12, one second welding block 13, one the 3rd
Welding block 14, one the 4th welding block 15, one the 5th welding block 16, one the 6th welding block 17, the weldering of one the 7th welding block 18, one the 8th
Connect block 19, one the 9th welding block 20 and 1 the tenth welding block 21.
Left end and right-hand member in the bottom plate 1, the bottom is respectively welded in the left fixed welding block 11 and the right fixed welding block 10
Ten welding blocks are welded with plate 1 and between the left fixed welding block 11 and the right fixed welding block 10, wherein, the first weldering
Connect block to set close to a side of the bottom plate 1 to the 7th welding block, the 8th welding block to the tenth welding block is close to the bottom plate 1
Another side is set.
The first contract block 2 is installed on first welding block 12 and the tenth welding block 21, and the second contract block 3 is installed on this
On second welding block 13 and the tenth welding block 21, the 3rd contract block 4 is installed on the 3rd welding block 14 and the 9th welding block
On 20, the 4th contract block 5 is installed on the 4th welding block 15 and the 8th welding block 19, the 5th contract block 6 be installed on this
On five welding blocks 16 and the 8th welding block 19, the 6th contract block 7 is installed on the 5th welding block 16 and the 8th welding block 19
On, the 7th contract block 8 is installed on the 6th welding block 17 and the 8th welding block 19, and the 8th contract block 9 is installed on the 7th
On welding block 18 and the 8th welding block 19.
After welding together, by the inner face of the left fixed welding block 11, the right fixed welding block 10 and ten welding blocks
It is processed so that interior machined surface all ensures in a plane (roughness and size are according to drawing requirement), i.e. the left fixation
The inner face of welding block 11, the right fixed welding block 10 and ten welding blocks is in same plane.
Part, which is fixed in the CCB timeliness frocks, ensures part in a plane, in the case of low temperature aging, welding
Area heat affected area performance improves, and corresponding welding performance also improves.After the completion of the welding of CCB welding assembly, accessory size bending becomes
Shape, in timeliness frock applying external force allows part deformation to be bonded, after low temperature aging, in welding deformation is improved and welded
Stress elimination.CCB timeliness frock can effectively control welding deformation and improve the performance after welding.
The specifically used process of the present embodiment is：
First part is placed in the way of design drawing in the CCB timeliness frocks, by the first contract block 1, the second contract block 2,
3rd contract block 3, the 4th contract block 4, the 5th contract block 5, the 6th contract block 6, the 7th contract block 7, the 8th contract block 8 are placed on corresponding position,
It is with bolt that those contract blocks are urgent, it is fixed according to contract block order in timeliness frock, contract block is during urgent to zero
Part has a reforming process, by force by part attaching tooling.Frock is put into aging furnace after the completion of fixation and carries out low temperature aging, when
After the completion of effect, part is removed, completes a part circulation.
By timeliness frock, welding deformation can be effectively controlled, and improves welding performance, eliminates welding interior stress.
Although the foregoing describing specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely illustrative of, and the scope of protection of the utility model is defined by the appended claims.Those skilled in the art
Member can make numerous variations or repair to these embodiments on the premise of without departing substantially from principle of the present utility model and essence
Change, but these changes and modification each fall within the scope of protection of the utility model.
Claims (1)
- A kind of 1. CCB timeliness frock, it is characterised in that it include a bottom plate, a left fixed welding block, a right fixed welding block, Eight contract blocks and ten welding blocks；The left fixed welding block and the right fixed welding block are respectively welded left end and right-hand member in the bottom plate, on the bottom plate and are located at Ten welding blocks are welded between the left fixed welding block and the right fixed welding block, wherein, the first welding block to the 7th welding Block is set close to a side of the bottom plate, and the 8th welding block to the tenth welding block is set close to another side of the bottom plate；The first contract block is installed on first welding block and the tenth welding block, and the second contract block is installed on second welding block On the tenth welding block, the 3rd contract block is installed on the 3rd welding block and the 9th welding block, the installation of the 4th contract block In on the 4th welding block and the 8th welding block, the 5th contract block is installed on the 5th welding block and the 8th welding block, 6th contract block is installed on the 5th welding block and the 8th welding block, and the 7th contract block is installed on the 6th welding block and should On 8th welding block, the 8th contract block is installed on the 7th welding block and the 8th welding block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720226744.4U CN206717329U (en) | 2017-03-09 | 2017-03-09 | CCB timeliness frocks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720226744.4U CN206717329U (en) | 2017-03-09 | 2017-03-09 | CCB timeliness frocks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206717329U true CN206717329U (en) | 2017-12-08 |
Family
ID=60501651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720226744.4U Active CN206717329U (en) | 2017-03-09 | 2017-03-09 | CCB timeliness frocks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206717329U (en) |
-
2017
- 2017-03-09 CN CN201720226744.4U patent/CN206717329U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201702, Shanghai Qingpu District, Shanghai Qing Ping highway 2058 Patentee after: Shanghai Yousheng Aluminum Co., Ltd Address before: 201702, Shanghai Qingpu District, Shanghai Qing Ping highway 2058 Patentee before: SHANGHAI UNISON ALUMINUM PRODUCTS Co.,Ltd. |