CN104085796B - Macrobending radius roller hoist cable protective device - Google Patents
Macrobending radius roller hoist cable protective device Download PDFInfo
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- CN104085796B CN104085796B CN201410288240.6A CN201410288240A CN104085796B CN 104085796 B CN104085796 B CN 104085796B CN 201410288240 A CN201410288240 A CN 201410288240A CN 104085796 B CN104085796 B CN 104085796B
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- hoist cable
- protective device
- guide wheel
- installing plate
- pin
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Abstract
The invention belongs to sling device technical field, be specifically related to a kind of hoist cable protective device that is applicable to large-scale workpiece upset use; Technical problem to be solved is: provide a kind of production cost low, security performance is high, can realize the safe and efficient production of more than hundred tons large-scale component, meets the hoist cable protective device of heavy mechanical equipment development and production demand; The present invention can make hoist cable bending radius meet hoist cable instructions for use, makes hoist cable and hoist cable corner protector be converted into rolling friction by former sliding friction, thus raising sling service life significantly; The development and application of macrobending radius roller hoist cable protective device, has ensured more than hundred tons safety, the High-efficient Production of large-scale component, has greatly reduced the damage probability of hoist cable, and then has reduced production cost; Meanwhile, for different large-scale components, can also determine hoist cable diameter and clamping groove parameter according to its weight and link position parameter, be equipped with new hoist cable guide wheel, realize the upset of various different large-scale components.
Description
Technical field
The invention belongs to sling device technical field, be specifically related to a kind of hoist cable protective device that is applicable to large-scale workpiece upset use.
Background technology
At present, heavy mechanical equipment and composition member thereof are in process of production, the particularly large-scale component of up to a hundred tons of each composition member, sometimes need just can complete through repeatedly overturning the processing that each machine adds face, due to this kind of construction weight and volume excessive, the damage especially severe that directly kiss the earth overturns to ground, hoist cable is compressed between ground and member simultaneously, in collapsed state, while use under this state to the damage of hoist cable too especially severe even rupture, safety in production be difficult to ensure. While upset in the past, generally adopt two purlin cars, by main hook, member is lifted by crane in the air, then overturn with auxiliary hook, thereby realize the upset of large-scale component. Due to structure and the requirement of strength of this large-scale component, the special hoisting structure in process on member not yet completes, and the stress of this hoisting structure does not allow to change simultaneously, can only be used for level lifting, cannot realize the upset in large-scale component process. Large-scale component machine added upset in process and adopted hoist cable and the hoist cable corner protector of hoist cable producer to realize present stage, and hoist cable and corner protector are all sliding friction in switching process, and the bending radius of hoist cable corner protector cannot meet the bending radius that up to a hundred tons of hoist cables require, blindly use and have very large potential safety hazard. Hoist cable fracture of wire phenomenon occurs often, and hoist cable is very low service life, impels production cost significantly to improve, and production efficiency reduces greatly, has a strong impact on production progress, can not meet the Production requirement of large-scale component.
Summary of the invention
The present invention overcomes the deficiency that prior art exists; technical problem to be solved is: provide a kind of production cost low; security performance is high, can realize the safe and efficient production of more than hundred tons large-scale component, meets the hoist cable protective device of heavy mechanical equipment development and production demand.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: macrobending radius roller hoist cable protective device, comprise fixture and sling device, described sling device comprises two semicircle installing plates that are set up in parallel, between two installing plates, be provided with two guide wheels, described guide wheel is installed between two installing plates by bearing pin, two guide wheels are symmetrical arranged about the radial centre lines of installing plate, the radius at described guide wheel middle part is less than the radius at two ends, the two ends of described guide wheel and middle part smooth connection, on the overhanging end of described bearing pin, also have pin-and-hole, in described pin-and-hole, be coated with split pin, on the overhanging end of described bearing pin, be also set with pad, described pad is arranged between split pin and installing plate, between described two installing plates, be coated with suspension rod, described suspension rod is arranged on the outside of guide wheel,
Further, described fixture comprises hoist cable sheath, described sling device is fixedly installed on the middle part of hoist cable sheath, the center of described installing plate is provided with semicircle orifice, and described hoist cable sheath is fixedly installed in the semicircle orifice of two installing plates, and described hoist cable sheath has open slot along its length, on described hoist cable sheath, have screwed hole, described screwed hole is arranged on the outside of installing plate, in described screwed hole, is connected with hold-down bolt, and described hold-down bolt is perpendicular to the sidewall setting of open slot.
Further, between the two ends of described guide wheel and installing plate, be provided with copper packing, described copper packing is installed on bearing pin.
Further, described copper packing is tin bronze material.
Large-scale component is sling and is placed on supporting seat by common clamping suspender level, then eight these inventions are lifted into the upset junction of large-scale component by suspension rod, by hold-down bolt, protective device and large-scale component are fitted tightly, on protective device guide wheel, smear lubricating grease simultaneously, again two hoist cables are around to respectively on protective device by guide wheel, large-scale component is sling with the main hook that hang two hundred tons of purlins, while two auxiliary hooks also connect large-scale component and rise together, when rise winch to upset when desired height main hook stop, two auxiliary hooks are regained simultaneously, large-scale component passes through guide wheel scrolling realization large-scale component safety together with protective device along hoist cable, upset efficiently.
Make hoist cable realize macrobending radius by the present invention, and change sliding friction into rolling friction, reduce the damage of hoist cable, further realize large-scale component safety, upset efficiently.
The present invention compared with prior art has following beneficial effect.
One, the present invention improve large-scale component production efficiency and production security, reduce production costs, this device can greatly reduce the damage probability of hoist cable, lower production cost, realize more than hundred tons large-scale component safety, produce efficiently, meet heavy mechanical equipment development and production demand.
Two, in use; eight these devices are fixed on large-scale component; article two, hoist cable is respectively around on four hoist cable protective devices; by two groups of guide wheels on hoist cable protective device, the bending radius of hoist cable is increased greatly; carry out definite hoist cable diameter according to the tonnage of macrostructure part simultaneously; thereby determine the size of guide wheel upper rail radius and bending bearing pin; make hoist cable realize macrobending radius by this device; and change sliding friction into rolling friction; reduce the damage of hoist cable, thereby realize large-scale component safety, upset efficiently.
Three, the present invention has improved the service life of hoist cable effectively, the method that adopts rolling friction to substitute sliding friction avoids hoist cable in use due to the bending fracture of wire phenomenon occurring of transition, not only reduce equipment loss, and greatly improved production efficiency and security.
Brief description of the drawings
Below in conjunction with accompanying drawing, the present invention will be further described in detail.
Fig. 1 is the structural representation of macrobending radius roller hoist cable protective device of the present invention.
In figure: 1 is guide wheel, 2 is hoist cable sheath, and 3 is suspension rod, and 4 is bearing pin, and 5 is hold-down bolt, and 6 is split pin, and 7 is pad, and 8 is copper packing, and 9 is installing plate.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation, and accompanying drawing is the schematic diagram of simplifying, and basic structure of the present invention is only described in a schematic way, and therefore it only shows the formation relevant with the present invention.
As shown in Figure 1, macrobending radius roller hoist cable protective device, comprise fixture and sling device, described sling device comprises two semicircle installing plates 9 that are set up in parallel, between two installing plates 9, be provided with two guide wheels 1, described guide wheel 1 is installed between two installing plates 9 by bearing pin 4, two guide wheels 1 are symmetrical arranged about the radial centre lines of installing plate 9, the radius at described guide wheel 1 middle part is less than the radius at two ends, the two ends of described guide wheel 1 and middle part smooth connection, on the overhanging end of described bearing pin 4, also have pin-and-hole, in described pin-and-hole, be coated with split pin 6, on the overhanging end of described bearing pin 4, be also set with pad 7, described pad 7 is arranged between split pin 6 and installing plate 9, between described two installing plates 9, be coated with suspension rod 3, described suspension rod 3 is arranged on the outside of guide wheel 1,
Wherein, described fixture comprises hoist cable sheath 2, described sling device is fixedly installed on the middle part of hoist cable sheath 2, the center of described installing plate 9 is provided with semicircle orifice, described hoist cable sheath 2 is fixedly installed in the semicircle orifice of two installing plates 9, described hoist cable sheath 2 has open slot along its length, on described hoist cable sheath 2, be provided with screwed hole, described screwed hole is arranged on the outside of installing plate 9, in described screwed hole, be connected with hold-down bolt 5, described hold-down bolt 5 is perpendicular to the sidewall setting of open slot.
As preferably, between the two ends of described guide wheel 1 and installing plate 9, be provided with copper packing 8, described copper packing 8 is installed on bearing pin 4.
As preferably, described copper packing 8 is tin bronze material.
In use, first large-scale component is sling and is placed on supporting seat by common clamping suspender level, then eight these devices are lifted into the upset junction of large-scale component by suspension rod 3, by hold-down bolt 5, protective device and large-scale component are fitted tightly, on protective device guide wheel 1, smear lubricating grease simultaneously, again two hoist cables are around to respectively on protective device by guide wheel 1, large-scale component is sling with the main hook that hang two hundred tons of purlins, while two auxiliary hooks also connect large-scale component and rise together, when rise winch to upset when desired height main hook stop, two auxiliary hooks are regained simultaneously, large-scale component passes through guide wheel 1 scrolling realization large-scale component safety together with protective device along hoist cable, upset efficiently.
By common suspender lifting suspension rod 3 for macrobending radius roller hoist cable protective device; be connected on large-scale component by the open slot on hoist cable sheath 2; and by set bolt, member and device are fitted tightly; hoist cable increases bending radius around two hoist cable guide wheels 1 greatly; large-scale component is winched to the desired height of upset; pass through common suspender upset large-scale component by purlin car auxiliary hook; ensure the guide groove on hoist cable laminating hoist cable guide wheel 1, drive hoist cable guide wheel 1 to rotate and realize large-scale component safety, upset efficiently. In the time need to overturning to other large-scale component, need to determine all parameters such as the size shape, guide wheel 1 specification, bearing pin 4 diameters of diameter, the open slot of new hoist cable according to the weight of member and link position parameter, thereby realize the upset of different large-scale components.
By reference to the accompanying drawings embodiments of the invention are explained in detail above, but the present invention is not limited to above-described embodiment, in the ken possessing those of ordinary skill in the art, can also under the prerequisite that does not depart from aim of the present invention, makes a variety of changes.
Claims (3)
1. macrobending radius roller hoist cable protective device, it is characterized in that, comprise fixture and sling device, described sling device comprises two semicircle installing plates (9) that are set up in parallel, between two installing plates (9), be provided with two guide wheels (1), described guide wheel (1) is installed between two installing plates (9) by bearing pin (4), two guide wheels (1) are symmetrical arranged about the radial centre lines of installing plate (9), the radius at described guide wheel (1) middle part is less than the radius at two ends, the two ends of guide wheel (1) and middle part smooth connection, on the overhanging end of described bearing pin (4), also have pin-and-hole, in described pin-and-hole, be coated with split pin (6), on the overhanging end of described bearing pin (4), be also set with pad (7), described pad (7) is arranged between split pin (6) and installing plate (9), between described two installing plates (9), be coated with suspension rod (3), described suspension rod (3) is arranged on the outside of guide wheel (1),
Described fixture comprises hoist cable sheath (2), described sling device is fixedly installed on the middle part of hoist cable sheath (2), the center of described installing plate (9) is provided with semicircle orifice, described hoist cable sheath (2) is fixedly installed in the semicircle orifice of two installing plates (9), described hoist cable sheath (2) has open slot along its length, on described hoist cable sheath (2), have screwed hole, described screwed hole is arranged on the outside of installing plate (9), in described screwed hole, be connected with hold-down bolt (5), described hold-down bolt (5) is perpendicular to the sidewall setting of open slot.
2. macrobending radius roller hoist cable protective device according to claim 1, is characterized in that, between the two ends of described guide wheel (1) and installing plate (9), be provided with copper packing (8), described copper packing (8) is installed on bearing pin (4).
3. macrobending radius roller hoist cable protective device according to claim 2, is characterized in that, described copper packing (8) is tin bronze material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410288240.6A CN104085796B (en) | 2014-06-25 | 2014-06-25 | Macrobending radius roller hoist cable protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410288240.6A CN104085796B (en) | 2014-06-25 | 2014-06-25 | Macrobending radius roller hoist cable protective device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104085796A CN104085796A (en) | 2014-10-08 |
| CN104085796B true CN104085796B (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410288240.6A Active CN104085796B (en) | 2014-06-25 | 2014-06-25 | Macrobending radius roller hoist cable protective device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113636452B (en) * | 2021-10-12 | 2021-12-07 | 南通为邦电气工程有限公司 | Hoisting mechanism of crane and crane |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201722054U (en) * | 2010-06-22 | 2011-01-26 | 浙江中南建设集团钢结构有限公司 | Angle protector preventing steel wire rope from being broken |
| KR20120015496A (en) * | 2010-08-12 | 2012-02-22 | 주식회사 진우에스엠씨 | Vertically movable worktable of a special purpose vehicle |
| CN202272623U (en) * | 2011-10-13 | 2012-06-13 | 金川集团有限公司 | Steel wire rope angle bead for hoisting large-sized workpiece |
| CN203173696U (en) * | 2013-03-22 | 2013-09-04 | 中国化学工程第六建设有限公司 | Lifting idling and overturning pulley device of large equipment |
| CN203922502U (en) * | 2014-06-25 | 2014-11-05 | 长治清华机械厂 | A kind of macrobending radius roller hoist cable fender guard |
-
2014
- 2014-06-25 CN CN201410288240.6A patent/CN104085796B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201722054U (en) * | 2010-06-22 | 2011-01-26 | 浙江中南建设集团钢结构有限公司 | Angle protector preventing steel wire rope from being broken |
| KR20120015496A (en) * | 2010-08-12 | 2012-02-22 | 주식회사 진우에스엠씨 | Vertically movable worktable of a special purpose vehicle |
| CN202272623U (en) * | 2011-10-13 | 2012-06-13 | 金川集团有限公司 | Steel wire rope angle bead for hoisting large-sized workpiece |
| CN203173696U (en) * | 2013-03-22 | 2013-09-04 | 中国化学工程第六建设有限公司 | Lifting idling and overturning pulley device of large equipment |
| CN203922502U (en) * | 2014-06-25 | 2014-11-05 | 长治清华机械厂 | A kind of macrobending radius roller hoist cable fender guard |
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| Publication number | Publication date |
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| CN104085796A (en) | 2014-10-08 |
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Address after: No. 6 mailbox of Changzhi City, Shanxi Province, Shanxi Co-patentee after: China Academy of Launch Vehicle Technology Patentee after: Shanxi spaceflight Qinghua Equipment Co., Ltd. Address before: No. 6 mailbox of Changzhi City, Shanxi Province, Shanxi Co-patentee before: China Academy of Launch Vehicle Technology Patentee before: Qinghua Machinery Plant, Changzhi |
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