Steel wire rope winding and unwinding device

Abstract

The utility model provides a steel wire rope take-up and pay-off device which comprises a rack, the rack comprises a base and two supporting frames arranged on the base in a left-right opposite mode, each supporting frame is provided with a bearing bush assembly, each bearing bush assembly comprises a fixed bearing bush and a movable bearing bush which are hinged, the fixed bearing bushes are fixed to the corresponding supporting frames, and the movable bearing bushes are fixed to the corresponding supporting frames. When the movable bearing bush is opened relative to the fixed bearing bushes, the two ends of the rotating shaft are arranged in the two fixed bearing bushes respectively, and after the movable bearing bush is closed relative to the fixed bearing bushes, the movable bearing bush and the fixed bearing bushes can be fixedly connected through bolts so as to support the limiting rotating shaft. The rotating shaft can rotate under the action of the driving mechanism, the rotating shaft is sleeved with a steel wire rope reel, the rotating shaft is provided with a pair of thrust rings, the pair of thrust rings are used in cooperation with one bearing bush assembly, and the two thrust rings are arranged on the two sides of the bearing bush assembly in the axis direction of the rotating shaft respectively so as to prevent the rotating shaft from moving in the axis direction of the rotating shaft. By means of the device, the old rope can be rapidly and efficiently recycled, and the new rope can be rapidly and efficiently installed.

Description

TECHNICAL FIELD

[0001] The utility model relates to mine equipment technical field especially relates to a steel wire rope take-up device. BACKGROUND

[0002] In metal and nonmetal mines, the cage hoisting mode is mostly used for underground ore transportation, and the steel wire rope for pulling the cage must be replaced when reaching the service life. Currently, the operation of recycling old ropes and replacing new ropes is usually manually winding the steel wire rope onto the steel wire rope drum. Since the steel wire rope is too long, it needs to be operated by multiple people, which is time-consuming and laborious, and the recycled steel wire rope is loose, affecting subsequent use. SUMMARY

[0003] The present application provides a steel wire rope take-up device to solve the problem of manual replacement in the prior art.

[0004] To achieve the above purpose, the present application provides a steel wire rope take-up device, which comprises a rack, the rack comprises a base and two support frames arranged on the base in opposite directions, each support frame is provided with a bearing assembly, each bearing assembly comprises a fixed bearing and a movable bearing connected in series, the fixed bearing is fixed on the corresponding support frame, when the movable bearing is opened relative to the fixed bearing, the two ends of the shaft are respectively placed in the two fixed bearings, when the movable bearing is closed relative to the fixed bearing, the movable bearing and the fixed bearing can be fixedly connected through bolts to support and limit the shaft; the shaft can rotate under the action of a driving mechanism, a steel wire rope drum is detachably sleeved on the shaft, when the shaft rotates, it can drive the steel wire rope drum to rotate, a pair of thrust rings is arranged on the shaft, the pair of thrust rings are used in cooperation with one of the bearing assemblies, the two thrust rings are arranged on the two sides of the corresponding bearing assembly along the axis direction of the shaft to prevent the shaft from moving along the axis direction of the shaft.

[0005] In some embodiments, the driving mechanism comprises a three-phase asynchronous motor and a cycloidal pin wheel reducer arranged on the base of the rack, the three-phase asynchronous motor and the cycloidal pin wheel reducer transmit power through a shaft coupling, the output end of the cycloidal pin wheel reducer is provided with a first chain wheel, the shaft is provided with a second chain wheel, the first chain wheel and the second chain wheel transmit power through a chain, when the three-phase asynchronous motor is driven to act, the shaft can be driven to rotate.

[0006] In some embodiments, the chain adopts a detachable connection structure.

[0007] In some embodiments, a support fixing frame is fixedly arranged on the shaft, and the steel wire rope drum is detachably connected with the support fixing frame.

[0008] In some embodiments, four fixing blocks are welded at the base of the rack, the four fixing blocks are divided into two groups, the two groups of fixing blocks are oppositely arranged at intervals, each of the fixing blocks is provided with an internal thread, each of the fixing blocks is threadedly connected with a fixing bolt at the internal thread, and the two groups of fixing bolts are respectively used in cooperation with the grooves on the outer sides of the two rails to fix the steel wire rope winding and unwinding device on the rails.

[0009] In some embodiments, a roller mechanism is further arranged on the rack to adjust the pre-tightening force applied on the steel wire rope.

[0010] In some embodiments, the roller mechanism comprises a roller support fixed on the rack and spaced apart from the steel wire rope winding drum along the front-rear direction, the roller support comprises two support bodies oppositely arranged left and right and a connecting plate connected between the top ends of the two support bodies, the surface of each support body is provided with a slide way arranged along the up-down direction, the two slide ways are oppositely arranged, through holes are respectively arranged at the two end positions of the connecting plate and correspondingly communicated with the two slide ways, nuts are respectively fixed at the two end positions of the connecting plate, adjusting bolts are correspondingly arranged at the nuts, the lower ends of the adjusting bolts can pass through the corresponding through holes and be arranged in the corresponding slide ways, limiting support plates are fixed at the inner walls of each slide way, the heights of the two limiting support plates are the same, the two ends of the lower roller are respectively provided with rolling bearings, the rolling bearings at the two ends of the lower roller are respectively arranged in the two slide ways and fixed on the corresponding limiting support plates, so that the lower roller can rotate around its own axis, the highest position of the lower roller is at the preset height of the roller support, and the highest position of the lower roller is aligned with the axis of the rotating shaft, the two ends of the upper roller are respectively provided with rolling bearings, so that the upper roller can rotate around its own axis, the rolling bearings at the two ends of the upper roller are respectively arranged in the two slide ways and can slide up and down along the slide ways, the steel wire rope passes between the upper roller and the lower roller, spring mechanisms are arranged in each slide way, the spring mechanisms are arranged between the rolling bearings at the end of the upper roller and the adjusting bolts, and when the adjusting bolts are screwed, the forces applied on the upper roller by the spring mechanisms can be adjusted to adjust the pre-tightening force applied on the steel wire rope.

[0011] In some embodiments, the spring mechanism comprises a lower spring seat, an upper spring seat and a spring connected between the two, the lower spring seat abuts against the rolling bearing at the end of the upper roller, and the lower end of the adjusting bolt abuts against the upper spring seat.

[0012] The steel wire rope winding and unwinding device has the advantages of simple structure, convenient operation, low manufacturing cost and wide adaptability. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 A perspective structural schematic diagram of the steel wire rope winding and unwinding device in the embodiment is shown.

[0014] Fig. 2 A rear view structural schematic diagram of the steel wire rope winding and unwinding device in the embodiment is shown.

[0015] Fig. 3 A top view structural schematic diagram of the fixing block of the steel wire rope winding and unwinding device in the embodiment is shown.

[0016] Fig. 4 A structural schematic diagram of the roller mechanism of the steel wire rope winding and unwinding device in the embodiment is shown.

[0017] Fig. 5 A partial exploded structural schematic diagram of the roller mechanism of the steel wire rope winding and unwinding device in the embodiment is shown.

[0018] Reference signs: 1 - frame, 2 - three-phase asynchronous motor, 3 - cycloidal pinwheel speed reducer, 4 - second sprocket, 5 - first movable bearing bush, 6 - first bolt, 7 - first fixed bearing bush, 8 - steel wire rope drum, 9 - second movable bearing bush, 10 - second bolt, 11 - second fixed bearing bush, 12 - rotating shaft, 13 - chain, 14 - thrust ring, 15 - support fixing frame, 16 - second hinge, 17 - first sprocket, 18 - first hinge, 19 - fixing bolt, 20 - fixing block, 21 - track, 22 - upper roller, 23 - lower roller, 24 - roller support, 25 - adjusting bolt, 26 - nut, 27 - spring, 28 - rolling bearing, 29 - lower spring seat, 30 - upper spring seat, 31 - slide. DETAILED DESCRIPTION

[0019] The specific embodiments of the present application will be further described in conjunction with the accompanying drawings.

[0020] In the description of the present application, it should be understood that the terms "first", "second" and the like are used to distinguish similar objects, and are not used to describe or indicate specific order or sequence, and the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application and simplify the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0021] As Figs. 1-5As shown, the steel wire rope winding and unwinding device relates to the present application, which comprises a frame 1, the frame 1 comprises a base and two support frames arranged on the base in left and right opposite directions, an axle bush assembly is arranged on each support frame, each axle bush assembly comprises a fixed axle bush and a movable axle bush which are hingedly connected, the fixed axle bush is fixed on the corresponding support frame, when the movable axle bush is opened relative to the fixed axle bush, the two ends of the rotating shaft 12 are respectively arranged in the two fixed axle bushes, when the movable axle bush is closed relative to the fixed axle bush, the movable axle bush and the fixed axle bush can be fixedly connected through the bolt, so as to support and limit the movement of the rotating shaft 12 along the radial direction of the rotating shaft.

[0022] In the embodiment, the axle bush assembly on the right side is recorded as a first axle bush assembly, the first axle bush assembly comprises a first movable axle bush 5 and a first fixed axle bush 7, the first fixed axle bush 7 is fixed on the support frame on the right side, the rear end of the first movable axle bush 5 and the rear end of the first fixed axle bush 7 are hingedly connected through a first hinge 18, the front end of the first movable axle bush 5 and the front end of the first fixed axle bush 7 can be fixedly connected through a first bolt 6; the axle bush assembly on the left side is recorded as a second axle bush assembly, the second axle bush assembly comprises a second movable axle bush 9 and a second fixed axle bush 11, the second fixed axle bush 11 is fixed on the support frame on the left side, the rear end of the second movable axle bush 9 and the rear end of the second fixed axle bush 11 are hingedly connected through a second hinge 16, the front end of the second movable axle bush 9 and the front end of the second fixed axle bush 11 can be fixedly connected through a second bolt 10; when the first movable axle bush 5 is opened relative to the first fixed axle bush 7, and the second movable axle bush 9 is opened relative to the second fixed axle bush 11, the two ends of the rotating shaft 12 are respectively arranged in the first fixed axle bush 7 and the second fixed axle bush 11, then the first movable axle bush 5 and the first fixed axle bush 7 are fixedly connected through the first bolt 6, the second movable axle bush 9 and the second fixed axle bush 11 are fixedly connected through the second bolt 10, so as to support and limit the movement of the rotating shaft 12.

[0023] The rotating shaft 12 can rotate under the action of a driving mechanism. In the embodiment, the driving mechanism comprises a three-phase asynchronous motor 2 and a cycloidal pin wheel speed reducer 3 arranged on the base of the frame 1. The three-phase asynchronous motor 2 and the cycloidal pin wheel speed reducer 3 transmit power through a shaft coupling. The output end of the cycloidal pin wheel speed reducer 3 is provided with a first chain wheel 17. The rotating shaft 12 is provided with a second chain wheel 4. The first chain wheel 17 and the second chain wheel 4 transmit power through a chain 13. When the three-phase asynchronous motor 2 is driven to act, the rotating shaft 12 can be driven to rotate. In order to realize the functions of speed regulation and forward and reverse rotation, the three-phase asynchronous motor 2 is controlled by a frequency converter. In order to facilitate on-site use and replacement of the rotating shaft 12, the chain 13 adopts a detachable connection structure and can be detached through a spring buckle on the chain 13.

[0024] A steel wire rope drum 8 is detachably sleeved on the rotating shaft 12. The steel wire rope drum 8 is a storage device for winding steel wire ropes. When the rotating shaft 12 rotates, the steel wire rope drum 8 can be driven to rotate, thereby realizing the winding and unwinding operation of the steel wire ropes.

[0025] In order to conveniently find the installation position when installing the steel wire rope drum 8, a support fixing frame 15, that is, a template, is fixed on the rotating shaft 12. The steel wire rope drum 8 is detachably connected with the support fixing frame 15.

[0026] When the rotating shaft 12 is assembled at two bearing assembly components, in order to prevent the rotating shaft 12 from moving along the axis direction of the rotating shaft 12 when the rotating shaft 12 is driven to rotate, a pair of thrust rings 14 is arranged on the rotating shaft 12. The pair of thrust rings 14 are used in cooperation with one of the bearing assembly components. When the rotating shaft 12 is assembled at two bearing assembly components, one of the thrust rings 14 is located at the left end of the corresponding bearing assembly component, and the other thrust ring 14 is located at the right end of the corresponding bearing assembly component, so as to prevent the rotating shaft 12 from moving along the axis direction of the rotating shaft 12 when the rotating shaft 12 rotates.

[0027] In the embodiment, four fixing blocks 20 are welded at the base of the rack 1, the four fixing blocks 20 are divided into two groups, the two groups of fixing blocks 20 are oppositely arranged at intervals, each of the fixing blocks 20 is provided with an internal thread, each of the fixing blocks 20 is threadedly connected with a fixing bolt 19 at the internal thread, and the two groups of fixing bolts 19 are respectively used in cooperation with the grooves on the outer sides of the two rails 21, so that the steel wire rope winding and unwinding device can be fixed on the rails 21. When the steel wire rope winding and unwinding device is needed to be used, the device is placed at the preset rails 21, the fixing bolts 19 corresponding to one group of fixing blocks 20 are used in cooperation with the grooves on the outer sides of one of the rails 21, the fixing bolts 19 corresponding to the other group of fixing blocks 20 are used in cooperation with the grooves on the outer sides of the other rail 21, and by tightening each of the fixing bolts 19, each of the fixing bolts 19 can be tightly abutted at the groove on the outer side of the corresponding rail 21, so that the steel wire rope winding and unwinding device can be fixed on the rails 21.

[0028] In the embodiment, a roller mechanism is further arranged on the rack 1, which is used for adjusting the pre-tightening force applied on the steel wire rope. Specifically, the roller mechanism comprises a roller support 24, the roller support 24 is fixed on the rack 1, and the roller support 24 is arranged at intervals with the steel wire rope winding drum 8 along the front-rear direction. The roller support 24 comprises two support bodies oppositely arranged left and right and a connecting plate connected between the top ends of the two support bodies. Each of the support bodies is provided with a slide 31 on the surface, the slide 31 is arranged along the up-down direction, and the two slides 31 are oppositely arranged. The connecting plate is provided with through holes at both ends, the two through holes are in communication with the two slides 31, and the connecting plate is fixedly provided with nuts 26 at both ends. The nuts 26 are cooperatively provided with adjusting bolts 25, the lower ends of the adjusting bolts 25 can pass through the corresponding through holes and be arranged in the corresponding slides 31. Limiting supporting plates are fixedly arranged on the inner walls of each of the slides 31, the heights of the two limiting supporting plates are the same, the lower roller 23 is provided with rolling bearings 28 at both ends, the rolling bearings 28 at both ends of the lower roller 23 are arranged in the two slides 31 and fixed on the corresponding limiting supporting plates, so that the lower roller 23 can rotate around its own axis, and the lower roller 23 is at the preset height of the roller support 24, and the highest position of the lower roller 23 is aligned with the axis of the rotating shaft 12.

[0029] The upper supporting roller 22 is provided with rolling bearings 28 at both ends, so that the upper supporting roller 22 can rotate around its own axis, the rolling bearings 28 at both ends of the upper supporting roller 22 are respectively located in two slides 31 and can slide up and down along the slides 31, a steel wire rope passes between the upper supporting roller 22 and the lower supporting roller 23, a spring mechanism is arranged in each slide 31, the spring mechanism is located between the rolling bearing 28 at the end of the upper supporting roller 22 and the adjusting bolt 25, the spring mechanism comprises a lower spring seat 29, an upper spring seat 30 and a spring 27 connected between the two, the lower spring seat 29 abuts on the rolling bearing 28 at the end of the upper supporting roller 22, the lower end of the adjusting bolt 25 abuts on the upper spring seat 30, when the adjusting bolt 25 is screwed, the force of the spring 27 acting on the upper supporting roller 22 can be adjusted, based on the steel wire rope passing between the upper supporting roller 22 and the lower supporting roller 23, so that the pre-tightening force acting on the steel wire rope can be adjusted.

[0030] In a specific use process, before the rope replacement operation is performed, the device is placed on the track 21 near the shaft mouth at the same horizontal middle section of the winch and is fixed through the fixing bolt 19. After the old steel wire rope is detached from the cage connection, the old steel wire rope passes through the gap between the upper supporting roller 22 and the lower supporting roller 23, is fixed on the steel wire rope drum 8 after the appropriate pre-tightening force is adjusted. At this time, the winch can be started to loosen the old steel wire rope, and the device is started to wind the old steel wire rope, the speed of the three-phase asynchronous motor adjusted by the frequency converter is flexibly adjusted to balance the speed of the winch. When the winding is completed, the first bolt 6 and the second bolt 10 are detached, and the spring clamp on the chain 13 is detached, so that the wound old steel wire rope can be hoisted and removed together with the shaft 12.

[0031] After the old steel wire rope is hoisted and removed, the steel wire rope drum 8 is taken out, a new steel wire rope drum 8 is assembled on the shaft 12, the movable bearing bush is fixedly connected with the corresponding fixed bearing bush, the chain 13 is installed, the end of the new steel wire rope is fixedly connected with the winch drum. Then the winch and the device are started at the same time, the speed of the device is adjusted to match the speed of the winch to complete the installation of the new steel wire rope.

[0032] The steel wire rope winding and unwinding device disclosed by the application can realize the operation of quickly and efficiently recycling old ropes and installing new ropes, has the advantages of simple structure, convenient operation, low manufacturing cost and wide adaptability. In addition, the device can not only be used for recycling old steel wire ropes and replacing new steel wire ropes of winches, but also can be applied to operations of other large disc-shaped materials, such as recycling operations of old cables in underground laneways.

[0033] The above merely provides the preferred embodiments of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art, according to the technical solution and concept of the present application, can make equivalent replacements or changes within the technical scope disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A wire rope winding and unwinding device, characterized in that: The rack comprises a base and two support frames arranged on the base, each support frame is provided with a bearing assembly, each bearing assembly comprises a fixed bearing and a movable bearing which are hingedly connected, the fixed bearing is fixed on the corresponding support frame, when the movable bearing is opened relative to the fixed bearing, two ends of the rotating shaft are respectively arranged in the two fixed bearings, when the movable bearing is closed relative to the fixed bearing, the movable bearing and the fixed bearing can be fixedly connected through bolts to support and limit the rotating shaft; the rotating shaft can rotate under the action of a driving mechanism, a steel wire rope drum is detachably sleeved on the rotating shaft, when the rotating shaft rotates, the steel wire rope drum can be driven to rotate, a pair of thrust rings are arranged on the rotating shaft, the pair of thrust rings are used in cooperation with one of the bearing assemblies, the two thrust rings are arranged on the two sides of the corresponding bearing assembly along the axial direction of the rotating shaft to prevent the rotating shaft from moving along the axial direction of the rotating shaft.

2. A wire rope reeling device according to claim 1, characterized in that The driving mechanism comprises a three-phase asynchronous motor and a cycloidal pin wheel speed reducer arranged on the base of the rack, the three-phase asynchronous motor and the cycloidal pin wheel speed reducer transmit power through a shaft coupling, the output end of the cycloidal pin wheel speed reducer is provided with a first chain wheel, the rotating shaft is provided with a second chain wheel, the first chain wheel and the second chain wheel transmit power through a chain, when the three-phase asynchronous motor is driven to act, the rotating shaft can be driven to rotate.

3. The wire rope reeling device according to claim 2, characterized in that: The chain adopts a detachable connection structure.

4. The wire rope reeling device according to claim 1, characterized in that: A support fixing frame is fixedly arranged on the rotating shaft, the steel wire rope drum is detachably connected with the support fixing frame.

5. The wire rope reeling device according to claim 1, characterized in that: Four fixing blocks are welded on the base of the rack, the four fixing blocks are divided into two groups, the two groups of fixing blocks are oppositely arranged at intervals, each fixing block is provided with an internal thread, a fixing bolt is threadedly connected with the internal thread of each fixing block, the two groups of fixing bolts are respectively used in cooperation with the grooves on the outer sides of the two rails to fix the steel wire rope winding and unwinding device on the rails.

6. The wire rope reeling device according to claim 1, characterized in that: A roller mechanism is further arranged on the rack to adjust the pre-tightening force applied on the steel wire rope.

7. The wire rope reeling device according to claim 6, characterized in that: The roller mechanism comprises a roller support fixed on the frame and spaced apart from the steel wire rope drum along the front-back direction, the roller support comprises two support bodies oppositely arranged left and right and a connecting plate connected between the top ends of the two support bodies, the surface of each support body is provided with a slide channel arranged along the up-down direction, the two slide channels are oppositely arranged, through holes are respectively provided at the two end positions of the connecting plate and correspondingly communicated with the two slide channels, nuts are respectively fixed at the two end positions of the connecting plate, adjusting bolts are correspondingly arranged at the nuts, the lower ends of the adjusting bolts can pass through the corresponding through holes and be arranged in the corresponding slide channels; limiting support plates are fixed at the inner walls of each slide channel, the two limiting support plates have the same height, the two ends of the lower roller are respectively provided with rolling bearings, the rolling bearings at the two ends of the lower roller are respectively arranged in the two slide channels and fixed on the corresponding limiting support plates, so that the lower roller can rotate around its own axis, and the lower roller is at the preset height of the roller support, the highest position of the lower roller is aligned with the axis of the rotating shaft; the two ends of the upper roller are respectively provided with rolling bearings, so that the upper roller can rotate around its own axis, the rolling bearings at the two ends of the upper roller are respectively arranged in the two slide channels and can slide up and down along the slide channels, the steel wire rope passes between the upper roller and the lower roller, a spring mechanism is arranged in each slide channel, the spring mechanism is between the rolling bearing at the end of the upper roller and the adjusting bolt, when the adjusting bolt is screwed, the force of the spring mechanism acting on the upper roller can be adjusted to adjust the pre-tightening force acting on the steel wire rope.

8. The wire rope reeling device according to claim 7, characterized in that: The spring mechanism comprises a lower spring seat, an upper spring seat and a spring connected therebetween, the lower spring seat abuts against the rolling bearing at the end of the upper roller, and the lower end of the adjusting bolt abuts against the upper spring seat.

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