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全部话题 - 话题: welding
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d****n
发帖数: 12461
1
来自主题: Automobile版 - 请教 出过车祸的车能买吗?
from wiki:
"Unfortunately, when a vehicle with a unibody design is involved in a
serious accident, it may be more difficult to repair than a vehicle with a
full frame. Rust can be more of a problem, since the structural metal is
part of the load bearing structure (of metal that is much thinner than a
conventional chassis) making it more critical, and must be repaired by
cutting-out and welding rather than by simply bolting on new parts (as would
be the case for a separate chassis). Structural ru... 阅读全帖
s*****8
发帖数: 606
2
来自主题: Automobile版 - 撞鹿了~自个修

welding.
好建议,不过成本就高多了,之前考虑过,还问了价,光零件+运费应该200+,这车也
开不了多
久,所以凑合整整~
s*****8
发帖数: 606
3
来自主题: Automobile版 - 车撞成这样,还值得修吗?
刚给别人fix完撞鹿的车,从经验上看,你如果买新的aftermarket零件,最起码也得
800刀,不加喷漆,因为除了上边人家说要换的地方fender,radiator mount,coolant
reservoir,空调的那个管。如果exhaust manifold和drive belt上的零件有损失,那
就需要更多钱或者报废掉(altima发动机部分应该是铸铁的,上面如果有些support的
零件换掉是不太可能焊接上去的)
发动机没坏的话其他东西可以自己修,但radiator mount于fender support的金属部分
是weld的,所以这部分估计得找人修了。
如果全让别人修我觉得不加喷漆最少也得3000.你可以去估个价
P***5
发帖数: 1089
4
汽配店买JB weld,里面衬上两三块塑料板或塑料条,应该不难
f*******r
发帖数: 5301
5
来自主题: Automobile版 - 求问sentra怎么样
welding shop, beverage shop, paintball shop, etc
i******t
发帖数: 11048
6
来自主题: Automobile版 - muffler修不好会引燃油箱吗?
go to a muffler shop
ask them to weld the pipe between cat and muffler
simple as is
should be around 80-100 dollars
h******x
发帖数: 1279
s*******f
发帖数: 1114
8
在沃尔玛买了weld 和 kwik,是用哪种呢。
好像它的擅长是钢铁,没说rubber
s*******f
发帖数: 1114
9
来自主题: Automobile版 - 大侠帮看一下brake shoe要不要换
上次还没等我拿jb weld过去,他们已经装回去了。
我不可能拆进去;这个裂开的shoe没问题吧?
m******n
发帖数: 6327
10
☆─────────────────────────────────────☆
quickbird (quickbird) 于 (Sun Mar 20 17:06:57 2011, 美东) 提到:
2000年的SATURN SC1都快17万MIELS了。
塑料车身破了,实在不想再花200多去搞了。
请问有啥胶水粘能粘一粘,凑合再开一段时间?
有中肯意见的,包子奉上。
☆─────────────────────────────────────☆
win2009 (win2009) 于 (Sun Mar 20 17:16:17 2011, 美东) 提到:
修车的可以用铆钉固定。应该低于100.

☆─────────────────────────────────────☆
quickbird (quickbird) 于 (Sun Mar 20 17:22:59 2011, 美东) 提到:
恩,铆丁算是一个好办法,但还得去修车铺,有没有超强胶水可以粘呀。。。
本想去JUNKYARD找个二手件,但第一颜色难找对,第二,就算找到了,俺自己也没工具
装上。
☆──... 阅读全帖
i******t
发帖数: 11048
11
100 bucks at most
they usually cut the pipe and weld a new one on
w*****y
发帖数: 264
12
来自主题: Automobile版 - Honda Civic 进气管裂纹,求鉴定
嗯,我看也像排气管。
可以花几块钱买一管儿cold welding材料,抹在裂缝上,相当于把裂缝补起来。
w****e
发帖数: 536
13
来自主题: Automobile版 - 胶塑料
不知道是多大的伤痕,另外不知道你的bumper是什么塑料。
我用的有种weld-on专门粘ABS塑料的,极坚固。不过不便宜,一小罐要十几。
t********1
发帖数: 87
14
来自主题: Automobile版 - 求助,水箱狂漏Coolant,怎么办?
坐骑: Toyota Camry Solara 2000
状况:
上周五准备去dealer换油的时候打开hood的盖子,意外地发现那个coolant
reservior已经不知道什么时候完全空了,觉得不妙(开车的时候一直注意温度表,没
有异常)。果然,在dealer换完油,那边人告诉我说radiator的上部漏,需要更换整个
radiator,估价500多刀。于是让其加满coolant,开了回来,打开hood,发现那个病灶
就位于水箱的顶部,那个铝壳由于时间太长发生老化,开了一条长长的缝,车子启动的
时候coolant在压力作用下就从这个缝冒出来,见图。网上google了一下,决定先将这
条缝黏上试试。于是去walmart买了个J-B Weld(据说能耐600F高温,约4000个psi的压
力)给这条缝贴上。第二天将车开出去大概5分钟,check hood,发现完全不管用,
coolant很快就突破了那个纸糊的epoxy防线,疯狂外涌。
现在考虑的Option:
(1) 继续使用其他的方法来堵住这个缝。比如下面链接中那个epoxy(感觉成功可能性
不高),或者烧个焊什么的。... 阅读全帖
d*****5
发帖数: 1920
15
来自主题: Automobile版 - 求助,水箱狂漏Coolant,怎么办?
俺的01 solara,一样的毛病,也试了JB weld,没用。
找了个便宜的修车店,不到三百搞定了。
d***8
发帖数: 2039
16
It is called Radiator Support.
It will cost 300-500 USD to replace it.
You can also buy an iron bar from Lowes or Homedepot, cut the old one out,
and weld the bar in (in a muffler shop). Total cost would be about $150.
x*z
发帖数: 1010
17
这个bumper to bumper在这里是什么意思?难道oil filter
到时间该换了也保?否则正常损耗部件没有哪家保的吧。
以下是某厂家extended warranty Platinum plan不保的部分,
我觉得还算reasonable吧,别的部分都保。
ITEMS NOT COVERED
Accessory Drive Belts; Batteries; Body Panels; Brake Linings, Pads and Shoes
, Rotors and Drums; Bumpers; Carpet; Chrome; Clutch Friction Disc and
Pressure Plate; Dash Cover and Pad; Door Trim, Handles, and Fabric; Filters;
Fluids; Glass (including Windshields); Headliner; Heating Hoses, Lines and
Tubes; Hinges; Hoses; Hybrid Vehicle Battery Pac... 阅读全帖
d*******3
发帖数: 6550
18
来自主题: Automobile版 - 06 CRV 召回
Honda says it is recalling 1,316 of its 2006-model CR-V crossover SUVs
because a faulty part could cause them to go out of control.
Honda says the right front lower control arm on some CR-Vs was improperly
welded and could break.
The control arm is part of the suspension, and also affects the steering.
Source: USAToday.com
s*****b
发帖数: 4115
19
终于把后轴拆下来了,发几张照片看看车是Grand Marquis后驱,东北部老车,年检时师傅说rear spring holder锈的太厉害,建议找人焊接,找了几家welding shops都不肯干这个活,只好去junk yard买了rear axle,花了250;labor有人要收300刀,应该是比较公道的价格,不过想了想还是决定自己动手。
现在的进度是卸掉了后轴,期间毁掉了1个螺栓(去dealer那里花25买了1对新螺栓);另外被迫剪掉了ABS Sensor的线,打算把junk yard的ABS Sensor换上,金属线铰链+电工胶带应该能安全使用ABS了吧?
这个DIY并不复杂,就是拆掉后轮刹车盘、刹车线、ABS和手刹、车底中间Driveline的连接螺丝、还有两侧减震和几个悬挂螺丝。但是经受过东北部十年盐雪腐蚀的悬挂螺丝、再加上大约150~200磅重的后轴,真做起来还是有相当难度的。到目前为止,花了十几个小时才卸掉后轴;几乎没有一个能轻松拧下来的螺丝,连个ABS sensor都非常难以拆除。
如果纯粹为了省钱的话,不建议DIY这个活;如果确实想做的话,最好找个人帮忙,准备好工具... 阅读全帖
r***e
发帖数: 10135
20
吊爆了
你可以自己改装车了

时师傅说rear spring holder锈的太厉害,建议找人焊接,找了几家welding shops都
不肯干这个活,只好去junk yard买了rear axle,花了250;labor有人要收300刀,应
该是比较公道的价格,不过想br />
dealer那里花25买了1对新螺栓);另外被迫剪掉了ABS Sensor的线,打算把junk yard
的ABS Sensor换上,金属线铰链+电工胶带应该能安全使用ABS了吧?
的连接螺丝、还有两侧减震和几个悬挂螺丝。但是经受过东北部十年盐雪腐蚀的悬挂螺
丝、再加上大约150~200磅重的后轴,真做起来还是有相当难度的。到目前为止,花了
十几个小时才卸掉后轴;几br />
想做的话,最好找个人帮忙,准备好工具,需要大号的floor jack(撑到19寸以上)、
high lift jack stands、breaker bar,可能也要准备好加长金属管、火炬、第二个
jack或jack stands。
用jack/jack stands顶住传动轴和后轴“南瓜”,否则一旦拆掉螺丝,这两个上百磅的
东西都可能... 阅读全帖
k**********i
发帖数: 8706
21
什么rear axle要250刀?

时师傅说rear spring holder锈的太厉害,建议找人焊接,找了几家welding shops都
不肯干这个活,只好去junk yard买了rear axle,花了250;labor有人要收300刀,应
该是比较公道的价格,不过想br />
dealer那里花25买了1对新螺栓);另外被迫剪掉了ABS Sensor的线,打算把junk yard
的ABS Sensor换上,金属线铰链+电工胶带应该能安全使用ABS了吧?
的连接螺丝、还有两侧减震和几个悬挂螺丝。但是经受过东北部十年盐雪腐蚀的悬挂螺
丝、再加上大约150~200磅重的后轴,真做起来还是有相当难度的。到目前为止,花了
十几个小时才卸掉后轴;几br />
想做的话,最好找个人帮忙,准备好工具,需要大号的floor jack(撑到19寸以上)、
high lift jack stands、breaker bar,可能也要准备好加长金属管、火炬、第二个
jack或jack stands。
用jack/jack stands顶住传动轴和后轴“南瓜”,否则一旦拆掉螺丝,这两个上百磅的
东... 阅读全帖
c*********0
发帖数: 1676
22
赞!
但建议这类活还是留给车铺去做,有些东西没有特殊工具和设备基本没有可能自己做。
有一次看人换control arm 的bushing,简直是用专门的套具在冲压机床下精密冲击下
完成的。另外车铺的lift把车抬的足够高,操作难度也减少了一半。

时师傅说rear spring holder锈的太厉害,建议找人焊接,找了几家welding shops都
不肯干这个活,只好去junk yard买了rear axle,花了250;labor有人要收300刀,应
该是比较公道的价格,不过想了想还是决定自己动手。
;另外被迫剪掉了ABS Sensor的线,打算把junk yard的ABS Sensor换上,金属线铰链+
电工胶带应该能安全使用ABS了吧?
的连接螺丝、还有两侧减震和几个悬挂螺丝。但是经受过东北部十年盐雪腐蚀的悬挂螺
丝、再加上大约150~200磅重的后轴,真做起来还是有相当难度的。到目前为止,花了
十几个小时才卸掉后轴;几乎没有一个能轻松拧下来的螺丝,连个ABS sensor都非常难
以拆除。
准备好工具,需要大号的floor jack(撑到19寸以上)、high lift j... 阅读全帖
g********b
发帖数: 8461
23
cat自己换就算了,一般自己换只能买direct fit的cat,但是螺丝的锈你很难deal的;
买Universal的得weld上。O2 sensor你自己可以搞,挺简单的一个22mm的扳子就足够了
a*****1
发帖数: 178
24
Recall Roundup: 2011-2012 Chevrolet Cruze Recalled For Improper Welds,
Engine Fire Risk
http://wot.motortrend.com/recall-roundup-2011-2012-chevrolet-cr
f****t
发帖数: 15913
25
You can try to fix it with JB weld. No need to do anything dangerous.
It is better to fix it than to buy a 2001 camry for $5800.

engineer
b*****e
发帖数: 102
26
What is JB weld? Is that a garage in Chicago IL? Thank you.
b*****e
发帖数: 102
27
Are you suggesting to fix the tube using the JB weld directly? Let me see
what I can do now.

involved
f****t
发帖数: 15913
28
JB weld is used to plug holes in metal.
T******s
发帖数: 1107
29
来自主题: Automobile版 - GX470(已加图)
不好意思了忘了说。图在上面65楼。第四页中间。刚才lexus dealer回话说这是没有问
题." i showed the tech the picture and he assured me that looked like a
factory weld from the manufacturing process." 是我错怪人家车主了。
g********b
发帖数: 8461
30
来自主题: Automobile版 - 好像corolla质量也一般

呵呵,不好意思,门轴上的漆完好无损,表明门从来没换过。这车换门要weld的。
l**********i
发帖数: 11748
31
来自主题: Automobile版 - 请教一下关于换oil screw plug
硬拧下来
然后把这种用jb weld之类seal给固定上去
http://www.quickoildrainvalve.com/
G*****h
发帖数: 2272
32
yes , they did change it. I saw the new muffler and the last piece of pipe
line that is connected to the muffler. They weld it.
w********r
发帖数: 14958
33
posted on 9/19/2012
According to Matsui(the individual in charge of the 2013 Accord), 44.2% of
the body structure is produced with 270 MPa steel while 55.8% is made of
high-strength steels, ranging from 440 MPa to 1,500 MPa. Of the steels, 17.2
% are 780, 980 and 1500, grades that have not been used on any previous
Accords. (An additional benefit of using the higher-strength materials is an
overall weight reduction of 57.2 lb.)
The company expects that it will achieve a Top Safety Pick “Plus” ra... 阅读全帖
p*****r
发帖数: 334
34
来自主题: Automobile版 - mini cooper 悲剧了
网上的师傅还是劝我修CVT。这是他的话:
I saw that post before and it is just the half of the work, transforming a
car means body work , transmission mounts adaptacion, and many many else
things, and the most dificult is go to the dealer and programing your car
computer with the new transmission......500 USD more, is not so easy, and
also i need a engine lift, welding machine and a workshop or space to that
that.
I am so sorry for disapoint you ,my recomendation is changing the belt sale
the car get an other with ... 阅读全帖
y*h
发帖数: 25423
35

你肯定没修过body,就别瞎指挥了。
小追尾事故不会破坏frame,也不需要拉frame。小追尾事故变形的除了hood之外,一般
还有upper radiator support以及bumper reinforcement等,前者是点焊在frame上的
,后者一般用螺丝固定,都是属于可以单独更换的部件,通常DIY和美国的bodyshop都
是直接换新的部件,而不把它们拉回原来的形状。这些部件是常见的易损部件,所以只
要车型不罕见就可以买到replacement parts,有OEM的也有便宜很多的aftermarket的
,aftermarket的一般是中国大陆或台湾生产的,便宜很多,但是用的钢板通常较薄。
更换这些的时候需要先用电钻或者专用的spot weld remover钻头(HF卖4.79刀一个)
把点焊点除掉,即可拆下,新的原则上要用点焊机焊接,业余情况下也可打孔后用螺丝
固定,强度不如点焊,但是radiator support受力并不大,业余修理是可以的。
换好之后新的hood就可以盖好了。如果不想买新hood,也可以把旧hood敲回原样,这个
需要一定的技巧,大部分情况... 阅读全帖
G***G
发帖数: 16778
36
来自主题: Automobile版 - how to repair a coolant tank?
there is a crack in my coolant tank?
It is plastic. Which tool do you think good for welding plastic?
w**e
发帖数: 2424
37
Honda在疯狂的道路上越走越远,不光卖吸尘器,而且开理发铺了
http://www.youtube.com/watch?feature=player_embedded&v=0fEIHjuA
Honda's in-car barbershop
Honda wasn't joking last week when it announced an in-car vacuum would be
standard on the top-level 2014 Odyssey minivan. I have to admit, an
attachment that could turn the vacuum into a mobile barbershop is pretty
good, although I wouldn't go near anyone welding the "HondaHAIR" system.
"We recognize that our Odyssey drivers are busier than ever, which is why we
've packed th... 阅读全帖
a*******a
发帖数: 4212
38
来自主题: Automobile版 - 机油盘的drain plug无法拧紧了
这是换机油比较常见的问题。有几个办法,归纳一下。
1.把oil pan 取下来,找个shop 给你重新攻一下螺丝。这个要比原来大一号了。原来
是12 mm的,就要攻成13mm的了。如果你自已比较handy 的话,也可以自已做。
2. oversized self-tapping drain plug, 也是大一号的drain plug, 但问题是这个不
是长久之计,下次换油可能又上不紧了。
2. 用piggy back drain plug,要把油全部drain 掉,thread 那里擦干净,不要有油
,最好用酒精擦。然后把piggyback drain plug 用JB weld 粘上去。要等24小时再加
机油。
参考:http://www.mtsac.edu/~cliff/storage/gs/Stripped-Oil-Drain-Plug-Repair.pdf
l***x
发帖数: 684
39
来自主题: Automobile版 - 求助,踩油门以后车子声音很大
you might jack the car up and see if the muffler has visible cracks.
if it does, not not big, then, you might find some amigo to weld it with
pretty cheap price.
c*****l
发帖数: 312
40
dealer说是welding.我说很少见啊。他反问你见过多少辆车。好像很普遍的样子。
l**********i
发帖数: 11748
41
来自主题: Automobile版 - 机油箱被打漏了怎么办?
jb weld
M*********n
发帖数: 4839
42
The competitive marketplace would be enough of a reason for the 2014 Acura
MDX, the third generation of the seven-passenger crossover, to be built on a
new platform. But the U.S. engineering team for the Honda luxury model had
a wide range of engineering objectives, led by the commitment to meet the
small overlap barrier crash test of the IIHS (Insurance Institute for
Highway Safety). Although the MDX first was revealed in March at the New
York Auto Show http://www.sae.org/mags/aei/11962, it i... 阅读全帖
j*******2
发帖数: 158
43
来自主题: Automobile版 - BMW Z4改装6活塞135i caliper
烧钱,不解释。
恶霸上买的二手135i caliper。
开始rebuild
压缩空气的走起,小心手指
分解完成
换掉的废物
更新的活塞,不锈钢的,比原厂的陶瓷的要好用很多
http://i293.photobucket.com/albums/mm80/ningshao/Z4%20BBK/IMG_0199.jpg
Re-threading
搞掉harmonic damper,每个轮子省0.7磅un-sprung weight
.htm
前轮总装,本来打算345x28 disc,后来决定325x25的,345的刹车碟派其他用处
后轮用320x25的,不过麻烦一些要车掉一个lip,另外press in hand brake shoe,顺
便tackle weld加固一下
后轮总装
最终总装,copper anti-seize的走起
f****t
发帖数: 15913
s******g
发帖数: 3530
45
【 以下文字转载自 Military 讨论区 】
发信人: sweetbug (正牌网站买买提首席侦探), 信区: Military
标 题: GM怎么了?今年以来已召回两千万辆车了
发信站: BBS 未名空间站 (Fri Jun 27 19:44:07 2014, 美东)
GM 新的 CEO 真是倒霉
GM has recalled more than 20 million vehicles worldwide since January.
http://money.cnn.com/2014/06/27/news/companies/gm-four-more-rec
General Motors on Friday announced four safety recalls covering nearly 430,
000 vehicles in the U.S.
The recall covers nearly 30,000 air bag inflators in 2013-2014 model year
Chevrolet Cruze sedans. GM (GM) says... 阅读全帖
c******m
发帖数: 437
46
Thank you for your reply! The car is a ford edge. I was told the engine has
to be removed to get the pan out...
Anyway, my drain plug has a rubber seal. Is that why my torque wrench did
not click?
I'll buy extracting tools tomorrow. If it doesn't work, I plan to weld the
drain hole and do oil change from the top using oil extractor for futures.
What do you think? If you think it's doable, can I just JB builder to seal
it? or I have to buy a welder?
D***0
发帖数: 5214
47
来自主题: Automobile版 - 2015 HONDA FIT 获得TOP SAFTY PICK
新FIT考了两次,第一次一塌糊涂,然后修改了bumper beam welds。不过这个补考成绩
还是有点烂啊... 故事见:
http://www.iihs.org/iihs/news/desktopnews/honda-fit-overcomes-s
X***9
发帖数: 7385
48
2012年9月6日本田宣布新设计的世界第一次使用在量产车结构上的钢铝结合体,比过去
以往减重25%,坚固上升了20%。
This new technology contributes to an improvement in fuel economy by
reducing body weight by 25% compared to a conventional steel subframe. In
addition, electricity consumption during the welding process is reduced by
approximately 50%. It also enabled a change in the structure of the subframe
and the mounting point of suspension, which increased the rigidity of the
mounting point by 20% and also contributed to the vehicle’s dynamic
per... 阅读全帖
c******n
发帖数: 4965
49
来自主题: Automobile版 - 全铝车身是不是无法钣金了?
焊接铝很简单, 用惰性气体就行。 mig welding
f****o
发帖数: 4067
50
来自主题: Automobile版 - 如果买旧MDX
地盘这种东西不存在,现在的车是unibody pinch weld construction. 国内的还是用
这个词,就好象教人冷车启动踩几脚油或自动档车变空档省油一样。完全不是那么回事

)。
机.
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