The crankshaft grinder Model MQ8260A is modified on the base of the
Model Model MQ8260 and intended for use in the automobile. Tractor,
diesel engine works and their repair shops to grind the journals
and crankpins of crankshafts.
Three different work speeds are obtainable by making use of the
belts in the workhead. One word type chucks are used in the headstock and tailstock. Friction coupling is used in the headstock transmission chain for
its easy adjustment. Table traverse is operated either by hand or by power. Wheelhead rapid approach and withdrawal is effected through
hydraulic means. The wheel spindle being of 80mm in diameter has good rigidity and
strength. Use is made of roller ways for wheelhead movement. The bed ways and wheelhead are lubricated in an automatic cycle by
means of the oil pump.
Main specifications
Model
MQ8260Ax16
MQ8260Ax 18
MQ8260Ax20
Max. work diameter × Max. length
Φ580×1600 mm
Φ580×1800 mm
Φ580×2000 mm
Capacity
Max. swing over table
580 mm
Work diameter ground with steady rest
Φ30×100 mm
Φ50×120 mm
Throw of crankshaft
110 mm
120 mm
Max. work length ground in 3 jaw chuck
1400 mm
1600 mm
1800 mm
Max. work length ground between centres
1600 mm
1800 mm
2000 mm
Max. work weight
120 kg
150 kg
Headstock
Centre height
300 mm
Work speed (rpm)
25,45,95
25,45,65,100
wheelhead
Max. cross movement
185 mm
Wheelhead rapid approach & withdrawal
100 mm
Wheelhead feed per turn of cross feed handwheel
1 mm
Wheel feed per grad of cross feed handwheel
0.005 mm
Grinding wheel
Wheel spindle speed
740, 890 rpm
Wheel peripheral speed
25.6 – 35 m/sec
Wheel size
Φ900x32xΦ305 mm
Table
Table traverse per turn of handwheel coarst
5.88 mm
Table traverse per turn of handwheel fine
1.68 mm
Table swivel (taper18/100)
5°
Table swivel per grad of scale (taper 1:50)
10°
Overall capacity of motor
9.82 kw
11.2 kw
Overall dimension (LxWxH) (mm)
4166x2037x1584
4900x2037x1584
Weight
6000 kg
6200 kg
7000 kg
Working accuracy
Ovality (new standard
0.005
Cylindricity
0.01
Roughness Ra
0.21
Related Products
Related Products
Company Profile
Shanghai AA4C AUTO Maintenance Equipment Co., Ltdis professional auto maintenance equipment manufacturer since 1995.
AA4C means Always and All for (4) Customer. Our factory covers an
area of more than 20, 000 squares meters and with our up-today
manufacturing facilities, high-tech industrial, product developing
manufacturing sales and perfect after-service with a total capital
of more than ten millions. For many years our company has been
awarded as "Enterprise with High Reputation" "Enterprise with High
Credit in Quality " and "China National Grade AAA Enterprise, etc.
Besides, We have passed ISO9001, authenticated by 2000
International Quality Control System. We are mainly dealing AA4C
products development, product design as well as OEM/ODM
manufacturing...Our Product has been shipped to worldwide (Europe,
East Europe, North & South America, Africa, Australia, Middle East,
Asia as well as different province in China) Facing the future
opportunities and challenges, AA4C will be still adhering to
"Seeking higher & being practical" trying to enlarge the inter
courses and cooperation with other producers in the field both at
home and abroad; And exert ourselves to pay back our clients with
high-quality products and perfect after-service.
Contact Us
FAQ
1. Why should I choose AA4C car lift?
There are several reasons you should strongly consider purchasing
AA4C Lift:
Top raw materials from only the finest plants
Only professional cost-effective equipment
Low prices with high quality revenue producing products
Increase productivity for your customers( Your customers gain more,
they will enjoy buying from you.)
The best customer service. Quick reply within 24 hours and more.
Great Warranty
2. How safe are AA4C 2 post car lift?
Our 2&4 post lifts have been tested and CE certified for safety
. They also meet the American
and Australian Standard.
3. Should I keep repair and replacement parts in stock?
Yes, most all commonly required repair and replacement parts should
always keep in stock.
4. What type of fluid is required for my 2 post car lift?
We recommend use of a SAE10 hydraulic fluid that meets an ISO 32
specification, approximately 3 gallons / 12L are required.
5. Are AA4C car lift designed for commercial use?
All of our lifts can be used in commercial applications without any
problems.
6. Do you offer any custom designs?
Yes,AA4C provide OEM/ODM services to top range partners.Produce a
superior product for you by your designs.
Shanghai AA4C Auto Maintenance Equipment Co., Ltd.
Shanghai AA4C Auto Maintenance Equipment Co., Ltd. is a
professional auto maintenance equipment manufacturer since 1995.
AA4C means Always and All for (4) Customer. Our factory covers an
area of more than 20, 000 squares meters, equipped with our updated
manufacturing facilities. We have total capital of more than ten
million RMB. For many years, our company has been awarded as
"Enterprise with High Reputation", "Enterprise with High Credit in
Quality" and "China National Grade AAA Enterprise. Besides, we have
attained ISO9001:2000 International Quality Control System
Certification. We are engaged in product development, design, as
well as OEM/ODM manufacturing. Our products have been shipped to
worldwide markets (Europe, North & South America, Africa,
Australia, the Middle East, Asia as well as different provinces in
China).Facing future opportunities and challenges, we will still
adhere to "Seeking higher & being practical", trying to enlarge
intercourse and cooperation with other producers in the domestic
and overseas fields. We exert ourselves to pay back our clients
with high-quality products and perfect after-sales service. Our
goal is: Always and All for (4) Customer.
