CN104925660A - Six-pedal grab bucket special for four-cable scrap steel - Google Patents
Six-pedal grab bucket special for four-cable scrap steel Download PDFInfo
- Publication number
- CN104925660A CN104925660A CN201510332403.0A CN201510332403A CN104925660A CN 104925660 A CN104925660 A CN 104925660A CN 201510332403 A CN201510332403 A CN 201510332403A CN 104925660 A CN104925660 A CN 104925660A
- Authority
- CN
- China
- Prior art keywords
- deck beam
- main body
- rod chamber
- pedal
- oil cylinder
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
- B66C3/14—Grabs opened or closed by driving motors thereon
- B66C3/16—Grabs opened or closed by driving motors thereon by fluid motors
Abstract
The invention relates to a six-pedal grab bucket special for four-cable scrap steel. The six-pedal grab bucket special for four-cable scrap steel comprises an upper bearing beam, supporting rods, a bucket body, a lower bearing beam, a steel wire rope, a moving beam and a hanging crosspiece, wherein the top ends of the supporting rods are connected with the upper bearing beam, the bottom ends of the supporting rods are hinged to the bent portion of the middle of the bucket body, the upper end of the bucket body is hinged to the lower bearing beam, the steel wire rope sequentially penetrates through the moving beam and the upper bearing beam to be connected with the hanging crosspiece, and the upper bearing beam comprises an upper bearing body, oil cylinders and spherical joints. Guide grooves are formed in the upper bearing body, the six guide grooves are respectively and evenly formed along the central axis of the upper bearing body in the peripheral direction, the bottom ends of the oil cylinders are connected with the top ends of the supporting rods through the spherical joints, and the top ends of the oil cylinders are connected with the upper bearing body. The motion of the single supporting rod of the six-pedal grab bucket special for four-cable scrap steel is controlled through pressure difference, and the pressure borne by one supporting rod or multiple supporting rods is reduced, so that the six-pedal grab bucket achieves an asynchronous acting function when grabbing the scrap steel, the damage of the six-pedal grab bucket is reduced, and the service life of the six-pedal grab bucket is prolonged.
Description
Technical field
The present invention relates to steel scrap handling machinery field, the particularly special six lobe grab buckets of a kind of four rope steel scraps.
Background technology
Grab bucket captures the bucket that silt stone, timber and various bulk freight can open and close, namely be that a kind of folding mainly keeping left right two combination buckets or multiple jaw captures and draws off the suspender of bulk material, grab bucket can be divided into mytiliform to grab bucket and the grab bucket of tangerine lobe according to Shape Classification, the former is made up of two complete scraper bowls, and the latter is made up of the jaw of more than three or three; Fluid pressure type can be divided into grab bucket according to type of drive and mechanical type grab bucket two large classes.
Equipment, ferrous materials in component that steel scrap refers to the steel offal (as trimming, crop etc.) that do not become product in steel plant's production process and scraps after using, composition be steel be steel scrap; Composition be the pig iron be scrap iron, be referred to as steel scrap.The steel scrap total amount that the current world produces every year is 3 ~ 400,000,000 tons, accounts for 45 ~ 50% of steel total make, wherein 85 ~ 90% is used as steelmaking feed, and 10 ~ 15% for casting, ironmaking and rerolled steel.Steel scrap is in treating process, often relate to carrying, steel scrap grab bucket belongs to the one of hydraulic grab, hydraulic grab refers to be arranged on variously can be provided on the main process equipment (as excavating machine, hoisting crane, Hydraulic Station) of hydraulic efficiency power unit, for capturing a kind of equipment of various different material; Steel scrap grab bucket is a kind of multi-clove type, orange shape hydraulic grab, for capturing various waste metal material; Steel scrap grab bucket manipulating object mainly various waste metal material, as steel scrap, junked-auto, Waste machine tool etc., such material principal feature is that proportion is comparatively large, intensity is higher; By changing the version of top coupling link, steel scrap grab bucket can be arranged on various model hoisting crane, materials-taking machine, excavating machine dynamic host equipment, realize in goods yard, entrucking that harbour, station, stock ground, the various different different areas of activity such as steel industry carry out material, unload, de-stacking, the operation such as piling.But there is very large defect in current steel scrap grab bucket, due to steel scrap out-of-shape and be not the granular substance flowed, therefore in crawl steel scrap process, easily cause the stressed gross distortion of certain root strut of local, synchronously cannot tighten up multiple bucket lobe, drastically influence Grabbing properties.Given this, the invention provides the special six lobe grab buckets of a kind of four rope steel scraps.
Summary of the invention
In order to solve the problem, the invention provides the special six lobe grab buckets of a kind of four rope steel scraps.
To achieve these goals, the present invention realizes by the following technical solutions: the special six lobe grab buckets of a kind of four rope steel scraps, comprise deck beam, strut, bucket body, through beam, steel rope, portable beam and hang load, described strut top is connected with deck beam, in the middle of strut bottom and bucket body, kink is hinged, bucket body upper end and through beam are hinged, steel rope successively through portable beam and deck beam with hang load and be connected; Described deck beam comprises deck beam main body, oil cylinder and ball and socket; Described deck beam main body is regular hexagon column structure, and deck beam main body offers guide groove, and guide groove quantity is six, six guide grooves along the central axis of deck beam main body is that circumferential direction is evenly arranged respectively; Described oil cylinder bottom is connected by ball and socket with between strut top, and oil cylinder top is connected with deck beam main body.
As a further improvement on the present invention, described oil cylinder top is provided with negative thread I, deck beam main body is provided with negative thread II, and the negative thread II in screw bolt passes deck beam main body is connected with oil cylinder deck beam main body with the negative thread I on oil cylinder top.
As a further improvement on the present invention, described oil cylinder comprises cylinder body, piston rod, rod chamber, rodless cavity, rod chamber oil circuit, valve group, fuel tank and rodless cavity oil circuit; Described piston rod is arranged on cylinder interior, rod chamber is positioned at cylinder body top, rodless cavity is positioned at inferior part of the cylinder block, rod chamber oil circuit one end is connected with rod chamber, the rod chamber oil circuit other end is connected with fuel tank through valve group, rodless cavity oil circuit one end fuel tank is connected, and the rod chamber oil circuit other end is connected with rodless cavity.
As a further improvement on the present invention, described valve group comprises check valve and by pass valve.
When the present invention carries out steel scrap crawl, in six struts when certain strut is stressed reach oil cylinder setting oil difference time, the cylinder body upward movement of the oil cylinder be connected with strut upper end, the oil in rodless cavity is transported in fuel tank through rodless cavity oil circuit, and flows into rod chamber by rod chamber oil circuit and check valve; When in six struts when certain strut is not stressed reach oil cylinder setting oil difference time, the oil in rod chamber is back to fuel tank through by pass valve and rod chamber oil circuit, and is transported in rodless cavity through rodless cavity oil circuit; Thus the motion of single strut is controlled by pressure reduction, what alleviate single or multiple strut bears pressure, making the present invention can realize the function of asynchronous behavior when capturing steel scrap, decreasing the injury to the present invention itself, extending service life of the present invention.
Beneficial effect of the present invention: the special six lobe grab buckets of a kind of four rope steel scraps have the features such as compact conformation, simple operation and cost of manufacture are low, it controls the motion of single strut by pressure reduction, what alleviate single or multiple strut bears pressure, make the present invention can realize the function of asynchronous behavior when capturing steel scrap, decrease the injury to the present invention itself, extend service life of the present invention.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is front view of the present invention;
Fig. 2 is the front view of oil cylinder of the present invention;
Fig. 3 is the fundamental diagram of oil cylinder of the present invention.
Specific embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can be combined with each other.
As shown in Figure 1 to Figure 3, the special six lobe grab buckets of a kind of four rope steel scraps, comprise deck beam 1, strut 2, bucket body 3, through beam 4, steel rope 5, portable beam 6 and hang load 7, described strut 2 top is connected with deck beam 1, strut 2 bottom and the middle kink of bucket body 3 hinged, bucket body 3 upper end and through beam 4 are hinged, steel rope 5 successively through portable beam 6 and deck beam 1 with hang load 7 and be connected; Described deck beam 1 comprises deck beam main body 11, oil cylinder 12 and ball and socket 13; Described deck beam main body 11, in regular hexagon column structure, deck beam main body 11 offers guide groove, and guide groove quantity is six, six guide grooves along the central axis of deck beam main body 11 is that circumferential direction is evenly arranged respectively; Described oil cylinder 12 bottom is connected by ball and socket 13 with between strut 2 top, and oil cylinder 12 top is connected with deck beam main body 11.
As shown in Figure 1, described oil cylinder 12 top is provided with negative thread I, deck beam main body 11 is provided with negative thread II, and the negative thread II in screw bolt passes deck beam main body 11 is connected with oil cylinder 12 deck beam main body 11 with the negative thread I on oil cylinder 12 top.
As shown in Figures 2 and 3, described oil cylinder 12 comprises cylinder body 121, piston rod 122, rod chamber 123, rodless cavity 124, rod chamber oil circuit 125, valve group 126, fuel tank 127 and rodless cavity oil circuit 128; It is inner that described piston rod 122 is arranged on cylinder body 121, rod chamber 123 is positioned at cylinder body 121 top, rodless cavity 124 is positioned at cylinder body 121 bottom, rod chamber oil circuit 125 one end is connected with rod chamber 123, rod chamber oil circuit 125 other end is connected with fuel tank 127 through valve group 126, rodless cavity oil circuit 128 one end fuel tank 127 is connected, and rod chamber oil circuit 125 other end is connected with rodless cavity 124.
As shown in Figure 3, described valve group 126 comprises check valve 126a and by pass valve 126b.
When the present invention carries out steel scrap crawl, in six struts 2 when certain strut 2 is stressed reach oil cylinder 12 set oil difference time, cylinder body 121 upward movement of the oil cylinder 12 be connected with strut 2 upper end, oil in rodless cavity 124 is transported in fuel tank 127 through rodless cavity oil circuit 128, and flows into rod chamber 123 by rod chamber oil circuit 125 and check valve 126a; When in six struts 2 when certain strut 2 is not stressed reach oil cylinder 127 set oil difference time, the oil in rod chamber 123 is back to fuel tank 127 through by pass valve 126b and rod chamber oil circuit 125, and is transported in rodless cavity 124 through rodless cavity oil circuit 128; Thus the motion of single strut 2 is controlled by pressure reduction, what alleviate single or multiple strut 2 bears pressure, making the present invention can realize the function of asynchronous behavior when capturing steel scrap, decreasing the injury to the present invention itself, extending service life of the present invention.
More than show and describe groundwork of the present invention, principal character and advantage.The technical personnel of the industry should be understood; the present invention is not restricted to the described embodiments; description in above-described embodiment and specification sheets principle of the present invention is just described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (4)
1. the special six lobe grab buckets of rope steel scrap, comprise deck beam, strut, bucket body, through beam, steel rope, portable beam and hang load, described strut top is connected with deck beam, in the middle of strut bottom and bucket body, kink is hinged, bucket body upper end and through beam are hinged, steel rope successively through portable beam and deck beam with hang load and be connected; It is characterized in that: described deck beam comprises deck beam main body, oil cylinder and ball and socket; Described deck beam main body is regular hexagon column structure, and deck beam main body offers guide groove, and guide groove quantity is six, six guide grooves along the central axis of deck beam main body is that circumferential direction is evenly arranged respectively; Described oil cylinder bottom is connected by ball and socket with between strut top, and oil cylinder top is connected with deck beam main body.
2. the special six lobe grab buckets of a kind of four rope steel scraps according to claim 1, it is characterized in that: described oil cylinder top is provided with negative thread I, deck beam main body is provided with negative thread II, the negative thread II in screw bolt passes deck beam main body is connected with oil cylinder deck beam main body with the negative thread I on oil cylinder top.
3. the special six lobe grab buckets of a kind of four rope steel scraps according to claim 1, is characterized in that: described oil cylinder comprises cylinder body, piston rod, rod chamber, rodless cavity, rod chamber oil circuit, valve group, fuel tank and rodless cavity oil circuit; Described piston rod is arranged on cylinder interior, rod chamber is positioned at cylinder body top, rodless cavity is positioned at inferior part of the cylinder block, rod chamber oil circuit one end is connected with rod chamber, the rod chamber oil circuit other end is connected with fuel tank through valve group, rodless cavity oil circuit one end fuel tank is connected, and the rod chamber oil circuit other end is connected with rodless cavity.
4. the special six lobe grab buckets of a kind of four rope steel scraps according to claim 1, is characterized in that: described valve group comprises check valve and by pass valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510332403.0A CN104925660A (en) | 2015-06-16 | 2015-06-16 | Six-pedal grab bucket special for four-cable scrap steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510332403.0A CN104925660A (en) | 2015-06-16 | 2015-06-16 | Six-pedal grab bucket special for four-cable scrap steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104925660A true CN104925660A (en) | 2015-09-23 |
Family
ID=54113139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510332403.0A Pending CN104925660A (en) | 2015-06-16 | 2015-06-16 | Six-pedal grab bucket special for four-cable scrap steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104925660A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB847495A (en) * | 1956-11-15 | 1960-09-07 | Priestman Brothers | Improvements relating to grabs |
| WO1996020888A1 (en) * | 1995-01-03 | 1996-07-11 | Hawco Manufacturing Co., Inc. | Rock digging dredging bucket |
| CN2603798Y (en) * | 2003-01-28 | 2004-02-18 | 烟台大学 | Asynchronous hydraulic orange-peel bucket |
| CN2649555Y (en) * | 2003-10-22 | 2004-10-20 | 天津五洋港口机械有限公司 | Spring asynchronous multi-jaw grab |
| CN202785300U (en) * | 2012-08-28 | 2013-03-13 | 泉州派德机械有限公司 | Asynchronous steel-scrap grab bucket |
| CN204823716U (en) * | 2015-06-16 | 2015-12-02 | 安庆市华鑫重工股份有限公司 | Special six lamellas grab bucket of four cable steel scraps |
-
2015
- 2015-06-16 CN CN201510332403.0A patent/CN104925660A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB847495A (en) * | 1956-11-15 | 1960-09-07 | Priestman Brothers | Improvements relating to grabs |
| WO1996020888A1 (en) * | 1995-01-03 | 1996-07-11 | Hawco Manufacturing Co., Inc. | Rock digging dredging bucket |
| CN2603798Y (en) * | 2003-01-28 | 2004-02-18 | 烟台大学 | Asynchronous hydraulic orange-peel bucket |
| CN2649555Y (en) * | 2003-10-22 | 2004-10-20 | 天津五洋港口机械有限公司 | Spring asynchronous multi-jaw grab |
| CN202785300U (en) * | 2012-08-28 | 2013-03-13 | 泉州派德机械有限公司 | Asynchronous steel-scrap grab bucket |
| CN204823716U (en) * | 2015-06-16 | 2015-12-02 | 安庆市华鑫重工股份有限公司 | Special six lamellas grab bucket of four cable steel scraps |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE102012107933B4 (en) | Slurry pump for generating a continuous thick material flow and method for operating a sludge pump for generating a continuous thick material flow | |
| CN204823716U (en) | Special six lamellas grab bucket of four cable steel scraps | |
| CN205074384U (en) | Punching machine | |
| CN104925660A (en) | Six-pedal grab bucket special for four-cable scrap steel | |
| CN203212225U (en) | Shear mode nickel ore grab bucket | |
| CN203959668U (en) | Grab bucket | |
| CN204897317U (en) | Slabstone upset machine | |
| CN206375552U (en) | Inner steel cylinder of chimney hanger | |
| CN206156658U (en) | Small -size manual hydraulic pressure crane | |
| CN204979897U (en) | Waste material collection box of machine tool | |
| CN104649137A (en) | Grab bucket | |
| CN204590114U (en) | A kind of hydraulic rotating grabs stone implement | |
| CN207294037U (en) | Suspender | |
| CN205204637U (en) | Mining grab bucket | |
| CN203212224U (en) | Free-type nickel ore grab bucket | |
| CN203585052U (en) | Improved intermediate connecting rod of steel billet removal device | |
| CN203255898U (en) | Cylinder rod protection mechanism for variable-amplitude cylinder of forestry crane | |
| CN207632287U (en) | A kind of continuous lifting arbor bearing | |
| CN205999880U (en) | A kind of dynamic consolidation construction automatically links up with tripping gear | |
| CN202555328U (en) | Rolling mortar wall of crusher | |
| CN204344568U (en) | Hydraulic press master cylinder body piston rod blank main cylinder device | |
| CN106744266A (en) | A kind of transport frock for transporting steel construction | |
| CN2649555Y (en) | Spring asynchronous multi-jaw grab | |
| CN104326160A (en) | Oil cylinder carrying system | |
| CN104129709A (en) | Five-jaw semi-opening type steel grabbing machine grab bucket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150923 |