CN201183725Y - Crane rope winding system - Google Patents

Crane rope winding system Download PDF

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Publication number
CN201183725Y
CN201183725Y CNU2008203004184U CN200820300418U CN201183725Y CN 201183725 Y CN201183725 Y CN 201183725Y CN U2008203004184 U CNU2008203004184 U CN U2008203004184U CN 200820300418 U CN200820300418 U CN 200820300418U CN 201183725 Y CN201183725 Y CN 201183725Y
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CN
China
Prior art keywords
fixed pulley
pulley
rope winding
movable
running block
Prior art date
Application number
CNU2008203004184U
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Chinese (zh)
Inventor
洪盛荣
王丽
王泽毅
何万明
Original Assignee
二重集团(德阳)重型装备股份有限公司
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Application filed by 二重集团(德阳)重型装备股份有限公司 filed Critical 二重集团(德阳)重型装备股份有限公司
Priority to CNU2008203004184U priority Critical patent/CN201183725Y/en
Application granted granted Critical
Publication of CN201183725Y publication Critical patent/CN201183725Y/en

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Abstract

The utility model discloses a crane wire rope winding system which has compact structure and can meet the requirement of hydraulic press forging. The crane wire rope winding system comprises a driving wound roll as well as an upper fixed pulley block and a lower fixed pulley block which share a same movable pulley block. Due to the adoption of the crane wire rope winding system, the number of the movable pulley blocks used is reduced, the structure of the whole crane wire rope winding system is more compact, a lifting hook of any height can be very close to the hydraulic press, and the requirement of hydraulic press forging is met. The crane wire rope winding system is particularly applicable to the wire rope winding system of a large-tonnage forging crane.

Description

The crane rope winding system

Technical field

The utility model relates to a kind of crane parts, especially a kind of large-tonnage forging crane steel wire ropes for hoisting winding system.

Background technology

In existing large-tonnage forging crane, 4 wheel driven movable reel, equalizer pulley group (trammel beam), two fixed pulley group, two running block, four constructions of wire rope of adopting that hoist of suspension hook group more.Wherein, 4 wheel driven movable reel and two fixed pulley group are installed on the dolly respectively and are parallel to the crane span structure girder of hoisting crane; Two running blocks are parallel with two fixed pulley groups and be arranged on the below of two fixed pulley groups; Crane hook is installed under two running blocks by boatswain chair.Because large-tonnage hydraulic forging press in-house facility height, hoisting crane is limited by the workshop factory building height, two running blocks requisite space in the horizontal direction are big, in height can not be higher than the hydraulic press entablatrance again, can only be parallel with the hydraulic press entablatrance, when forging workpiece, the workpiece that hangs will be far away apart from the position of hydraulic press, workpiece just can not be forged fully, can not satisfy the hydraulic forging requirement.

The utility model content

The technical matters that the utility model solved is: a kind of compact conformation is provided, can satisfies the crane rope winding system of hydraulic forging requirement.

The technical scheme that solves the problems of the technologies described above is: the crane rope winding system, comprise driving reel and going up fixed pulley group and following fixed pulley group, and wherein go up fixed pulley group and the shared same running block of following fixed pulley group.

Further be that the sheave shaft of last fixed pulley group, following fixed pulley group and running block is positioned on the same vertical guide.

Further be that the diameter of pulley of last fixed pulley group is greater than the diameter of pulley of following fixed pulley group.

Further be that running block is made up of last movable pulley and following movable pulley, wherein between two adjacent last movable pulleys two following movable pulleys is set, and between all the other any two adjacent last movable pulleys a following movable pulley is set.

Further be, two of running block end adjacent on two following movable pulleys are set between the movable pulley.

Further be that the head and the tail two ends of last fixed pulley group and following fixed pulley group are installed on the dolly by spring assembly respectively.

Further be to drive axially paralleling of reel with horizontal direction.

The beneficial effects of the utility model are: go up fixed pulley group and the shared same running block of following fixed pulley group, reduced the quantity of running block, make the structure of whole steel cable winding system more compact thus, guaranteed suspension hook when height and position arbitrarily can both with hydraulic press lean on very near, well satisfied the hydraulic forging requirement; Last fixed pulley group, down the central axis of fixed pulley group and running block is positioned on the same vertical guide, and the width of whole steel cable winding system is reduced, and guarantees that further suspension hook can both lean on very closely with hydraulic press when height and position arbitrarily; The diameter of pulley of last fixed pulley group is greater than the diameter of pulley of following fixed pulley group, like this, steel cable is on the last movable pulley of last fixed pulley group and running block, and another root steel rope and guarantees that two steel ropes do not collide mutually on the following movable pulley of down fixed pulley group and running block; Because two fixed pulley groups are bearing in separately independently on the spring assembly separately, the different amount of compressions by spring assembly have solved two problems that the rope capacity difference can't be carried simultaneously, and have guaranteed two stressed basically identicals of steel rope.The utility model is particularly useful for the steel cable winding system of large-tonnage forging crane.

Description of drawings

Fig. 1 is the structural principle scheme drawing (multiplying power is 6) of the utility model crane rope winding system embodiment 1;

Fig. 2 is the right elevation of Fig. 1.

Fig. 3 is the structural principle scheme drawing (multiplying power is 8) of the utility model crane rope winding system embodiment 2;

Fig. 4 is the structural principle scheme drawing (multiplying power is 10) of the utility model crane rope winding system embodiment 3.

The specific embodiment

Below by drawings and Examples the utility model is further described.

As Fig. 1, Fig. 2, Fig. 3 and crane rope winding system shown in Figure 4, comprise driving reel and going up fixed pulley group 211 and following fixed pulley group 411, wherein go up fixed pulley group 211 and following fixed pulley group 411 shared same running blocks 611.Last fixed pulley group 211 and following fixed pulley group 411 shared same running blocks 611 are meant: go up fixed pulley group 211 and following fixed pulley group 411 and form an independently wiring system with running block 611 respectively, be that the movable pulley that is provided with on the running block 611 comprises movable pulley 61 and following movable pulley 71, last movable pulley 61 is formed an independently wiring system with last fixed pulley group 211, following movable pulley 71 is formed an independently wiring system with following fixed pulley group 411, each independently alternately twines on fixed pulley and movable pulley by steel cable in the wiring system, and the head and the tail two ends of steel rope lay out on the follow-up pulley respectively and with drive reel and be connected.Drive reel and work to drive the steel rope lifting, when needs rise running block 611, can apply pulling force to the head and the tail two ends of steel rope respectively by driving reel, the state that steel rope is in begin to strain, this moment, pull of steel wire acted on the running block 611, made it do upward movement.The multiplying power n of this steel cable winding system middle pulley group equals each independently movable pulley quantity in the wiring system.Since steel rope is alternating in that fixed pulley and movable pulley twine and the head and the tail two ends of steel rope be lay out on the follow-up pulley respectively and with the actuating device bonded assembly, therefore, at one independently in the wiring system, when the quantity of movable pulley was n, the quantity of fixed pulley then was n-1.Last fixed pulley group 211 and following fixed pulley group 411 shared same running blocks 611, reduced the quantity of running block, make the structure of whole steel cable winding system more compact thus, guaranteed suspension hook when height and position arbitrarily can both with hydraulic press lean on very near, well satisfied the hydraulic forging requirement.

Embodiment 1

Its pulley block ratio of steel cable winding system as depicted in figs. 1 and 2 is 6.The forging crane that this steel cable winding system is installed comprises crane span structure girder, dolly, suspension hook, driver's cab, dolly can be on the crane span structure girder horizontal motion.Last fixed pulley group 211, down fixed pulley group 411 and four driving reels 11,12,13,14 are installed on respectively on the dolly, and described four driving reels 11,12,13,14 are divided into two groups, and two every group are crisscross arranged and are parallel to the crane bridge girder.Last fixed pulley group 211 is made up of the last fixed pulley of 5 equal diameters, and upward the two ends of fixed pulley group 211 are separately fixed on the spring assembly 91,92; Following fixed pulley group 411 is made up of the following fixed pulley of 5 equal diameters, and the two ends of fixed pulley group 411 are separately fixed on the spring assembly 93,94 down; Running block 611 by

12 movable pulleys are formed, and wherein 6 be last movable pulley 61, and other 6 are time movable pulley 71, and last movable pulley 61 is identical with last fixed pulley diameter in the last fixed pulley group, and following movable pulley 61 is identical with following fixed pulley diameter in the following fixed pulley group.Running block 611 is positioned at the below of fixed pulley group 211, following fixed pulley group 411, the sheave shaft of last fixed pulley group 211 and following fixed pulley group 411 and running block 611 all is positioned on the same vertical guide, the transverse width of whole steel cable winding system is reduced, be convenient to make the structure of steel cable winding system more compact.The below that suspension hook is connected running block 611 is used to lift by crane workpiece.One end of steel rope 81 is wrapped in and drives on the reel 13, the other end is wrapped in after laying out on the following movable pulley 71 that alternately twines also final follow-up pulley group 611 ends on the following fixed pulley of following movable pulley on the running block 611 71 and following fixed pulley group 411 again and drives on the reel 12, forms an independently wiring system.Equally, one end of steel rope 82 is wrapped in and drives on the reel 11, the other end on the running block 611 on movable pulley 61 and the last fixed pulley group 211 on alternately twine on the fixed pulley and final follow-up pulley group 611 ends on be wrapped in again after laying out on the movable pulley 61 and drive on the reel 14, form an independently wiring system.In addition, because last fixed pulley group 211 is positioned at the top of fixed pulley group 411 down, the diameter of pulley of last fixed pulley group 211 is greater than the diameter of pulley of following fixed pulley group 411, and like this, two steel ropes 81,82 are not collided mutually, can not cause interference during motion.Wherein between two adjacent last movable pulleys 61 two following movable pulleys 71 are set among Fig. 1 on the running block 611, between all the other any two adjacent last movable pulleys 61 a following movable pulley 71 are set.Like this, can guarantee that whole running block 611 is stressed evenly, also can avoid being intertwined between steel rope 81 and the steel rope 82 simultaneously.Preferably can two of running block 611 ends adjacent on two following movable pulleys 71 are set between the movable pulley 61, can make running block 611 two ends be set to movable pulley 61 like this, make the stressed more even of running block 611 two ends.

Embodiment 2

Its pulley block ratio of steel cable winding system as shown in Figure 3 is 8.Wherein, 211,411 and four driving reels 11,12,13,14 of two fixed pulley groups are installed on respectively on the dolly, and described four driving reels 11,12,13,14 are divided into two groups, and two every group are crisscross arranged and are parallel to the crane bridge girder.Last fixed pulley group 211 is made up of the last fixed pulley of 7 equal diameters, and upward the two ends of fixed pulley group 211 are separately fixed on the spring assembly 91,92; Following fixed pulley group 411 is made up of the following fixed pulley of 7 equal diameters, and the two ends of fixed pulley group 411 are separately fixed on the spring assembly 93,94 down; Running block 611 is made up of 16 movable pulleys, and wherein 8 is last movable pulley 61, and other 8 are following movable pulley 71, and last movable pulley 61 is identical with last fixed pulley diameter in the last fixed pulley group, and following movable pulley 61 is identical with following fixed pulley diameter in the following fixed pulley group.Running block 611 is positioned at the below of fixed pulley group 211, following fixed pulley group 411, and the sheave shaft of last fixed pulley group 211 and following fixed pulley group 411 and running block 611 all is positioned on the same vertical guide.The below that suspension hook is connected running block 611 is used to lift by crane workpiece.One end of steel rope 81 is wrapped in and drives on the reel 13, the other end is wrapped in after laying out on the following movable pulley 71 that alternately twines also final follow-up pulley group 611 ends on the following fixed pulley of following movable pulley on the running block 611 71 and following fixed pulley group 411 again and drives on the reel 12, forms an independently wiring system.Equally, one end of steel rope 82 is wrapped in and drives on the reel 11, the other end on the running block 611 on movable pulley 61 and the last fixed pulley group 211 on alternately twine on the fixed pulley and final follow-up pulley group 611 ends on be wrapped in again after laying out on the movable pulley 61 and drive on the reel 14, form an independently wiring system.

Embodiment 3

Its pulley block ratio of steel cable winding system as shown in Figure 4 is 10.Wherein, 211,411 and four driving reels 11,12,13,14 of two fixed pulley groups are installed on respectively on the dolly, and described four driving reels 11,12,13,14 are divided into two groups, and two every group are crisscross arranged and are parallel to the crane bridge girder.Last fixed pulley group 211 is made up of the last fixed pulley of 9 equal diameters, and upward the two ends of fixed pulley group 211 are separately fixed on the spring assembly 91,92; Following fixed pulley group 411 is made up of the following fixed pulley of 9 equal diameters, and the two ends of fixed pulley group 411 are separately fixed on the spring assembly 93,94 down; Running block 611 is made up of 20 movable pulleys, and wherein 10 is last movable pulley 61, and other 10 are following movable pulley 71, and last movable pulley 61 is identical with last fixed pulley diameter in the last fixed pulley group, and following movable pulley 61 is identical with following fixed pulley diameter in the following fixed pulley group.Running block 611 is positioned at the below of fixed pulley group 211, following fixed pulley group 411, and the sheave shaft of last fixed pulley group 211 and following fixed pulley group 411 and running block 611 all is positioned on the same vertical guide.The below that suspension hook is connected running block 611 is used to lift by crane workpiece.One end of steel rope 81 is wrapped in and drives on the reel 13, the other end is wrapped in after laying out on the following movable pulley 71 that alternately twines also final follow-up pulley group 611 ends on the following fixed pulley of following movable pulley on the running block 611 71 and following fixed pulley group 411 again and drives on the reel 12, forms an independently wiring system.Equally, one end of steel rope 82 is wrapped in and drives on the reel 11, the other end on the running block 611 on movable pulley 61 and the last fixed pulley group 211 on alternately twine on the fixed pulley and final follow-up pulley group 611 ends on be wrapped in again after laying out on the movable pulley 61 and drive on the reel 14, form an independently wiring system.

The principle of work of the utility model crane rope winding system is existing to be described as follows in conjunction with Fig. 1 and Fig. 2:

Steel rope 81 is on the last movable pulley 61 of last fixed pulley group 211 and running block 611, and another root steel rope 82 is on the following movable pulley 71 of following fixed pulley group 411 and running block 611, and steel rope 81,82 is not collided mutually like this; Two fixed pulley groups 211,411 are bearing in separately independently on the spring assembly separately, and the different amount of compressions by spring assembly have solved two problems that steel rope 81,82 length differences can't be carried simultaneously, have guaranteed two steel ropes, 81,82 stressed basically identicals.When suspension hook is done upward movement, driving reel 11 and 12 is done simultaneously and is clockwise rotated, driving reel 13 and 14 is done simultaneously and is rotated counterclockwise, last fixed pulley group 211 and following fixed pulley group 411 are fixed on the dolly, steel rope 81,82 draws on reel, running block 611 rises, and the drive suspension hook moves up; When suspension hook is done descending motion, each reel counter-rotating, running block 611 descends, and suspension hook moves down.

Claims (7)

1. the crane rope winding system comprises driving reel and going up fixed pulley group (211) and following fixed pulley group (411), it is characterized in that: go up fixed pulley group (211) and the shared same running block of following fixed pulley group (411) (611).
2. crane rope winding system as claimed in claim 1 is characterized in that: the sheave shaft of going up fixed pulley group (211), following fixed pulley group (411) and running block (611) is positioned on the same vertical guide.
3. crane rope winding system as claimed in claim 2 is characterized in that: go up the diameter of pulley of the diameter of pulley of fixed pulley group (211) greater than following fixed pulley group (411).
4. crane rope winding system as claimed in claim 1, it is characterized in that: running block (611) is made up of last movable pulley (61) and following movable pulley (71), wherein between two adjacent last movable pulleys (61) two following movable pulleys (71) are set, between all the other any two adjacent last movable pulleys (61) a following movable pulley (71) are set.
5. crane rope winding system as claimed in claim 4 is characterized in that: be positioned between two adjacent last movable pulleys (61) of running block (611) end two following movable pulleys (71) are set.
6. according to the described crane rope winding system of any claim in the claim 1~5, it is characterized in that: the head and the tail two ends of going up fixed pulley group (211) and following fixed pulley group (411) are installed on the dolly by spring assembly respectively.
7. according to the described crane rope winding system of any claim in the claim 1~5, it is characterized in that: drive axially paralleling of reel with horizontal direction.
CNU2008203004184U 2008-03-24 2008-03-24 Crane rope winding system CN201183725Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008203004184U CN201183725Y (en) 2008-03-24 2008-03-24 Crane rope winding system

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Application Number Priority Date Filing Date Title
CNU2008203004184U CN201183725Y (en) 2008-03-24 2008-03-24 Crane rope winding system

Publications (1)

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CN201183725Y true CN201183725Y (en) 2009-01-21

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102219157A (en) * 2011-06-03 2011-10-19 长沙中联重工科技发展股份有限公司 Loading trolley-based converting rope winding system with variable multiplying power
CN103072905A (en) * 2011-06-03 2013-05-01 中联重科股份有限公司 Variable-multiplying power conversion rope winding system based on load trolley
CN103613020A (en) * 2013-11-29 2014-03-05 中联重科股份有限公司 Combined-type pulley block and crane
CN103626063A (en) * 2013-12-11 2014-03-12 江苏沃得起重机有限公司 Rope winding device and method for steel wire rope of large-size portal crane
CN105565194A (en) * 2016-02-17 2016-05-11 重庆公路运输(集团)有限公司大件分公司 Rope winding device and method for steel wire rope of crane
CN106379819A (en) * 2015-05-20 2017-02-08 鲁霄钢 Motor speed regulation system

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102219157A (en) * 2011-06-03 2011-10-19 长沙中联重工科技发展股份有限公司 Loading trolley-based converting rope winding system with variable multiplying power
CN102219157B (en) * 2011-06-03 2013-04-24 中联重科股份有限公司 Loading trolley-based converting rope winding system with variable multiplying power
CN103072905A (en) * 2011-06-03 2013-05-01 中联重科股份有限公司 Variable-multiplying power conversion rope winding system based on load trolley
CN103613020A (en) * 2013-11-29 2014-03-05 中联重科股份有限公司 Combined-type pulley block and crane
CN103613020B (en) * 2013-11-29 2015-10-14 中联重科股份有限公司 Combination type pulley group and hoisting crane
CN103626063A (en) * 2013-12-11 2014-03-12 江苏沃得起重机有限公司 Rope winding device and method for steel wire rope of large-size portal crane
CN103626063B (en) * 2013-12-11 2016-01-06 江苏沃得起重机有限公司 Large-sized gantry crane wire rope winding device and rope-winding method
CN106379819A (en) * 2015-05-20 2017-02-08 鲁霄钢 Motor speed regulation system
CN106379819B (en) * 2015-05-20 2019-08-13 鲁霄钢 A kind of motor speed regulation system
CN105565194A (en) * 2016-02-17 2016-05-11 重庆公路运输(集团)有限公司大件分公司 Rope winding device and method for steel wire rope of crane

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Granted publication date: 20090121