Customizable Crane Mechanical Type Double Rope Grab Bucket
Customizable crane mechanical type double rope grab bucket
-----------------Best Solutions Ready For Installation To Meet Individual Requirements
Double rope grab is suitable for double lifting device structure of all types of cranes, grab the loose deposits. Reliable work, convenient operation, high productivity, wide application, use and port, wharf, highway and bridge construction industry. They become the four rope grab with two sets of double rope, the working process and the double rope grab the same.
It can become the four rope grab with two sets of double rope, the working process are the same.
Structure:
Each group motor drum lead two wire ropes, they make one group wire ropes rooted in the balance frame for supporting, another group of wire rope pass the up beam pulley and the down beam pulley, composite a pulley block as open and close grab bucket.
Working condition:
Work beginning, support wire rope will lift the grab bucket in well place ,and then shut down the support rope, rely on the dead weight of the down beam force the down beam big shaft of center open the grab body. When the two ear plates touch piece smash together, the grab body part open maximum. When opening the grab bucket, the up beam pulley and down beam pulley’s center distance increases. And then the support rope shut down, the opened grab fall on the captured materials above, and packed around the open and close rope, the up beam pulley and the down beam pulley’s center distance return to its original position. Thus complete the grab material process. At the last, lifting open and close rope and support rope at the same time, the whole grab bucket is lifted, according to the crane, move the grab bucket to the discharge yard. Unload the materials.
Model |
Volume |
Type |
The rate of material |
Capture the material t |
The rate of pulley |
Open and close rope NO. |
Support rope NO. |
The dia of steel rope |
S0307 |
0.75 |
MIDDLE |
≤1.7 |
1.27 |
3 |
1 |
1 |
Φ13 |
S0515 |
1.5 |
MIDDLE |
≤1.6 |
2.4 |
4 |
1 |
1 |
Φ18 |
S0525 |
2.5 |
LIGHT |
≤1.0 |
2.5 |
4 |
1 |
1 |
Φ21.5 |
S1050 |
5 |
LIGHT |
≤1.0 |
5 |
5 |
1 |
1 |
Φ28 |
S2515 |
15 |
LIGHT |
≤0.9 |
13.5 |
3 |
1 |
1 |
Φ32 |
S3212 |
12 |
MIDDLE |
≤1.8 |
21.6 |
4 |
1 |
1 |
Φ36 |
Model |
The dia of pulley |
Using crane |
Grab self weight |
Close height |
Opened height |
Close length |
Opened length |
Grab width |
S0307 |
Φ260 |
3 |
1.15 |
2246 |
2620 |
1680 |
2175 |
1060 |
S0515 |
Φ400 |
5 |
1.95 |
2750 |
3020 |
1980 |
2800 |
1250 |
S0525 |
Φ445 |
5 |
2.3 |
2835 |
3309 |
2300 |
3000 |
1500 |
S1050 |
Φ560 |
10 |
4.2 |
3300 |
3810 |
2400 |
3450 |
2100 |
S2515 |
Φ720 |
25 |
10.5 |
4982 |
5676 |
3700 |
5000 |
3200 |
S3212 |
Φ880 |
32 |
11 |
4603 |
5463 |
3740 |
4680 |
2800 |
Related Products

Mechanical type single rope grab bucket is suitable for the series cranes with the lifting drum (single hook), the opening and closing of novel structure, loading and unloading material freely open and close, This design is very easy to operate,and it can be used in underwater and ground operations. this grab bucket can open in the sky.
Mechanical type double rope grab bucket
Double rope grab is suitable for double lifting device structure of all types of cranes, grab the loose deposits. Reliable work, convenient operation, high productivity, wide application, use and port, wharf, highway and bridge construction industry. They become the four rope grab with two sets of double rope, the working process and the double rope grab the same.
It can become the four rope grab with two sets of double rope, the working process are the same.
Four Rope Grab Bucket with jaw plate
The grab catching rate is about 95%~100% , it is minimal decreasing to loose the granularity materials when working.The bearing beam frame is shortened, Main point of liner material for bearing steel. Prolonging the service life of the 4~5 times,and the blade plate adopts the wear-resisting material which enhance the impact and friction level, the pulley multi-layer seal process,dust-proof, waterproof can underwater operations, the blade plate together gap clearance small, can achieve 0.3mm~1mm can keep clean, the hole structure the work place have strong shape not easily dislocation.
Electric clamshells hydraulic grab
The Electric clamshells hydraulic grab open and close with hydraulic cylinders. The drive- unit for this is an electric motor with hydraulic pump. The drive- unit of the grab needs an electrical power- supply from the crane over a cable. Over this cable the grab gets also his commands. For the cable- guide is a additional equipment on the crane- jib necessary.
Electric Motor Grab Bucket using for crane
Electric motor grab is using for all kinds of crane with their own open or close device, it can be load and unload material in any height. The working efficient and productivity is higher than the single rope grab, which is easy to operation, Apply to lifting height add the cable reel machine conveying energy.
Note: this grab can’t operate underwater.
Motor Dual Scoop Hydraulic Grab
Motor Dual Scoop Hydraulic Grab become open and close with hydraulic cylinders. The drive- unit for this is an electro- motor with hydraulic pump. The drive- unit of the Motor Dual Scoop Hydraulic Grab needs an electrical power- supply from the crane over a cable. Over this cable the grab gets also his commands. For the cable- guide is a additional equipment on the crane- jib necessary.
Timber grab
it is mainly used for grabbing and handling logs, lumber, pipes, drums, objects of various specifications, can also be a single grab and a plurality of grab, with tower crane, the use of portal hoist crane. It is applicable to the log yard, port of discharge.
Straw bundle grab
It is dedicated to a material handling equipment development power plant straw, loading and unloading, stacking storage, working mainly for straw bale. Working level high, adapting to the plant straw warehouse working environment moisture, dust, frequent use, uninterrupted work demand.


Normal Quotations:
1. The grab cubage
2. What material does the grab catch? We can know what type grab suit you best?
3. Materials proportion
4. Grab voltages
5. Grab teeth Qty.
6. The working environment
7. Using for single beam crane or double beams?
Pls inform us the above info, and we will recommend you the most suitable grab with the best prices. Any comments, just inform us on line.

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