CN216687181U

CN216687181U - Four-column type tipping winch

Info

Publication number: CN216687181U
Application number: CN202123185609.5U
Authority: CN
Inventors: 董超苏; 刘永桀; 邹喜成; 栾建; 安吉; 苗伟民; 林帅锋; 李金涛
Original assignee: SHILIN (LUOHE) METALLURGY EQUIPMENT CO Ltd
Current assignee: SHILIN (LUOHE) METALLURGY EQUIPMENT CO Ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-06-07
Anticipated expiration: 2031-12-17

Abstract

The utility model belongs to the technical field of winches, and particularly relates to a four-column type tipping winch. Compared with the prior art, the four-column type tipping winch comprises a rack, wherein a steel rail is arranged at the upper end of the rack, a walking trolley is arranged on the steel rail, a moving wheel of the walking trolley is matched with the steel rail, a winch is arranged on the walking trolley, symmetrical spiral rope grooves are processed on a winding drum of the winch, a metallurgical lifting hook is arranged below the winding drum, the winding drum corresponds to a hoisted pulley block respectively, the pulley block comprises a fixed pulley block arranged on the walking trolley and a movable pulley block connected with the metallurgical lifting hook, the winding drum of the winch, the fixed pulley block and the movable pulley block are connected through a steel wire rope in a winding manner, the winding drum of the winch is connected with a first motor through a first speed reducer, the moving wheel is a front wheel and a rear wheel supported by a wheel shaft, one of the front wheel and the rear wheel is a driving wheel, the other group of the driving wheel is a second motor, and a balance device is arranged on the rack.

Description

Four-column type tipping winch

Technical Field

The utility model belongs to the technical field of winches, and particularly relates to a four-column type tipping winch.

Background

At present, the domestic iron casting machine is usually provided with a hot metal ladle in a tipping mode which is mechanical and hydraulic. Wherein mechanical tipping is typically floor tipping winches and service tipping. The floor type winch transmission mechanism and the winding drum are arranged on the ground, the walking trolley is arranged on a winch platform, the lifting hook is arranged below the platform and is connected by a steel wire rope, but the structure has large floor area and is not limited to be arranged on a field site, and in addition, the bracket has lower strength by adopting a single upright post frame and is not suitable for tipping a large-tonnage hot metal ladle. And the driving is tumbled and needs to match the large-tonnage driving, the workshop factory building bears great, the occupied time of the driving is overlong at the same time, the workshop needs to match a plurality of large-tonnage driving, the cost is higher, and in addition, the driving is tumbled and needs to be specially matched with the driver. The hydraulic tipping also needs to be matched with a large-tonnage travelling crane, the travelling crane lifts the hot metal ladle from the automobile or the hot metal ladle car onto the hydraulic tipping device, the cost is high, but the tipping speed of the hydraulic tipping device is low, the efficiency is low, and the hydraulic tipping device is not suitable for the working condition with high capacity requirement.

In view of the above, it is urgent and necessary to develop a four-column tipping winch which is low in cost, economical in use, safe and efficient.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a four-column type tipping winch.

The object of the utility model is achieved in the following way: a four-column type tipping winch comprises a rack, wherein a steel rail is arranged at the upper end of the rack, a traveling trolley is arranged on the steel rail, a moving wheel of the traveling trolley is matched with the steel rail, a winch is arranged on the traveling trolley, symmetrical spiral rope grooves are processed on a winding drum of the winch, the rope grooves at two ends of the winding drum are respectively corresponding to two groups of pulley blocks which are hoisted, each pulley block comprises a fixed pulley block arranged on the traveling trolley and a movable pulley block connected with a metallurgical lifting hook, the winding drum and the fixed pulley block of the winch are connected with the movable pulley block and a balancing device in a winding manner through a steel wire rope, the balancing device is arranged on the rack, the winding drum of the winch is connected with a first motor through a first speed reducer, the moving wheel is a front group of wheels and a rear group of wheels which are supported by a wheel shaft, one group of the other group of wheels is a driven wheel, the wheel shaft of the driving wheel is connected with a second motor through a second speed reducer, and the steel wire rope downwards penetrates through a pulley of the movable pulley block at the position corresponding to the metallurgical lifting hook from the middle part of the winding drum, and the steel wire rope is wound on the corresponding pulley of the fixed pulley block upwards, and the steel wire rope is wound on the pulley corresponding to the fixed pulley block downwards and wound on the adjacent pulley outside the pulley of the movable pulley block corresponding to the metallurgical lifting hook, and the steps are repeated, and the last section is directly fixed to the end part of the balancing device.

The rack comprises an upright post, a supporting ring beam and a supporting beam, wherein the upper part of the upright post is connected with the supporting ring beam, the upper part of the supporting ring beam is connected with the supporting beam, and the supporting beam is provided with a steel rail.

The supporting ring roof beam is connected on stand upper portion is four column type frames, and four column type frames include two fore-props and two back pillars, and the fore-prop is located and is close to pig machine one side, and two are the back pillars in addition, and the top between fore-prop and the back pillar is provided with the supporting ring roof beam, and the supporting ring roof beam comprises the crossbeam, and the stand adopts the box structure, is provided with two sets of crisscross bracing between the fore-prop, the back pillar.

The end part of the support beam is provided with a buffer, a mechanical limiting device is arranged above the end part of the steel rail on the support beam, and a limiting switch is arranged on the side part of the steel rail on the support beam.

The traveling trolley is provided with a first motor, the output end of the first motor is connected with a first speed reducer, the output shaft of the first speed reducer is connected with a winding drum, a travel switch is arranged on the output shaft of the first speed reducer, which is far away from the winding drum, a first brake 8 is arranged at one end of the first speed reducer, which is close to the first motor, and a second brake is arranged at one end of the first speed reducer, which is far away from the first motor.

The first brake and the second brake are electrohydraulic brakes.

And one side of the walking trolley is provided with a slide wire which is respectively and electrically connected with the first motor, the second motor, the limit switch and the travel switch.

A ladder stand is arranged on one side of the rack.

Compared with the prior art, the four-column type tipping winch comprises a frame, wherein a steel rail is arranged at the upper end of the frame, a walking trolley is arranged on the steel rail, moving wheels of the walking trolley are matched with the steel rail, a winch is arranged on the walking trolley, symmetrical spiral rope grooves are processed on a winding drum of the winch, a metallurgical lifting hook is arranged below the winding drum, the winding drum respectively corresponds to a lifting pulley block, the pulley block comprises a fixed pulley block arranged on the walking trolley and a movable pulley block connected with the metallurgical lifting hook, the winding drum of the winch, the fixed pulley block and the movable pulley block are connected in a winding manner through a steel wire rope, the winding drum of the winch is connected with a first motor through a first speed reducer, the moving wheels are front and rear wheels supported by a wheel shaft, one of the front and rear wheels is a driving wheel, the other group is a driven wheel, the wheel shaft of the driving wheel is connected with a second motor through a second speed reducer, a balancing device is arranged on the frame, and the balancing device fixes one end of the steel wire rope, the other end of the steel wire rope is fixed at one end of a winding drum of the hoisting machine, the whole stress of the four-column type tilting hoisting machine is balanced, the frame structure is compact and reasonable, the technical problem that the floor type tilting hoisting machine is large in occupied area and not suitable for tilting a large-tonnage hot metal ladle can be solved, the brake adopts an electro-hydraulic brake, the power is suddenly cut off in the process of tilting the hot metal ladle, the electro-hydraulic brake can timely stop the rotating winding drum, the lifting hook is prevented from sliding downwards greatly, accidents occur, and meanwhile, the arrangement of the double brakes can also play a better protection role in tilting the large-tonnage hot metal ladle.

Drawings

Fig. 1 is a front view of a four column tipping winch.

Fig. 2 is a view of a four column tipping winch taken from the direction of view a.

Fig. 3 is a top view of a four column tipping winch.

Wherein, 1-upright column; 2-supporting the ring beam; 3-a buffer; 4-a support beam; 5-steel rail; 6, a walking trolley; 7, a first motor; 8, a first brake; 9-brake II; 10-a first speed reducer; 11-a second speed reducer; 12-motor two; 13-a drive wheel; 14-a reel; 15-a fixed pulley group; 16-a balancing device; 17-a steel wire rope; 18-limit switches; 19-a slide wire; 20-a movable pulley block; 21-mechanical limiting device; 22-a driven wheel; 23-a metallurgical hook; 24-climbing ladder; 25-travel switch.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The four-column type tipping winch shown in the attached figures 1 to 3 comprises a frame, wherein a steel rail 5 is arranged at the upper end of the frame, a walking trolley 6 is arranged on the steel rail 5, moving wheels of the walking trolley 6 are matched with the steel rail 5, a winch is arranged on the walking trolley 6, symmetrical spiral rope grooves are arranged on a winding drum 14 of the winch, two steel wire ropes 17 are symmetrically wound on the winding drum 14 along the rope grooves, a metallurgical lifting hook 23 is arranged below the winding drum 14, the winding drum 14 respectively corresponds to a hoisting pulley block, the pulley block comprises a fixed pulley block 15 arranged on the walking trolley 6 and a movable pulley block 20 connected with the metallurgical lifting hook 23, the winding drum 14, the fixed pulley block 15 and the movable pulley block 20 of the winch are wound and connected through the steel wire ropes 17, two ends of the winding drum 14 are fixed on the walking trolley 6 through bearing seats, the winding drum 14 of the winch is connected with a first motor 7 through a first speed reducer 10, and the moving wheels are a front group and a rear group of wheels supported by wheel shafts, one group of the driving wheels 13 and the other group of the driven wheels 22 are respectively provided with a driving wheel 13, a wheel shaft of the driving wheel 13 is connected with a second motor 12 through a second speed reducer 11, a balance device 16 is arranged on the frame 2, one end of a steel wire rope 17 is fixed by the balance device 16, the other end of the steel wire rope 17 is fixed at one end of a winding drum 14 of the winch, the center distance of a supporting beam 4 is the same as the track distance of the traveling trolley 6, the second speed reducer 11 and the second motor 12 can drive the traveling trolley 6 to move back and forth along a steel rail 5 and keep the position of the traveling trolley stationary at any time, an output shaft of the second speed reducer 11 is connected with a rotating shaft of the driving wheels 13, the rotating shaft is fixedly connected with an inner bearing sleeve, the outer bearing sleeve is fixedly connected with a trolley body of the traveling trolley 6, bearings are respectively arranged at two ends of the rotating shaft, the driving wheels 13 are arranged in the middles of the bearings, a fixed pulley block 15 is arranged right in front of the winding drum 14, and the fixed pulley block 15 is fixed on the traveling trolley 6 through bearing seats at two ends. A balancing device 16 is arranged right in front of the fixed pulley block 15, the middle part of the balancing device 16 is hinged on the walking trolley 6, two ends of the balancing device 16 are respectively fixed with a steel wire rope 17 connected with two ends of the metallurgy lifting hook 23, the walking trolley 6 of the balancing device 16 forms a seesaw structure, the length of the steel wire rope 17 can be adjusted by the balancing device 16, the two sides of the metallurgy lifting hook 23 are ensured to bear balance when the metallurgy lifting hook 23 is started, one end of the steel wire rope 17 is fixed on the outer circle of the end part of the winding drum 14 and is wound along the rope groove of the winding drum 14, the steel wire rope 17 downwards passes through the pulley of the movable pulley block 20 at the corresponding position of the metallurgy lifting hook 23 from the middle part of the winding drum 14, the steel wire rope 17 is upwards wound on the corresponding pulley of the fixed pulley block 15 and downwards winds on the adjacent pulley at the outer side of the pulley block 20 corresponding to the metallurgy lifting hook 23, the circulation is carried out, and the last section is directly fixed on the end part of the balancing device 16, the steel wire rope 17 is wound on the winding drum 14, the steel wire rope 17 downwards passes through the pulley of the movable pulley block 20 at the corresponding position of the metallurgical hook 23 from the middle of the winding drum 14, when the steel wire rope 17 moves to the end of the winding drum 14 along the middle of the winding drum 14, the metallurgical hook 23 downwards moves, the horizontal direction of the steel wire rope 17 can have an offset with the pulley of the movable pulley block 20, however, the maximum stroke of the metallurgical hook 23 is controlled to be 7 meters, the maximum horizontal movement of the steel wire rope 17 is 1 meter, the data are strictly executed, and the horizontal offset of the steel wire rope 17 does not affect the pulley of the steel wire rope 17 entering the movable pulley block 20.

The traditional steel wire rope 17 is single, the two ends of the traditional steel wire rope are fixed on the winding drum 14 through the winding drum 14, the fixed pulley block 15, the movable pulley block 20 and the balancing device 16, and the steel wire rope 17 is broken in the tipping process of the hot metal ladle, so that the hot metal ladle at a high position can slide down greatly, and accidents occur. And this application adopts two wire rope 17's setting, to the iron ladle in-process steel wire that takes place suddenly that tumbles, 17 splits and plays the guard action, is unlikely to take place the whole gliding by a wide margin of iron ladle.

The machine frame comprises an upright post 1, a supporting ring beam 2 and a supporting beam 4, wherein the upper part of the upright post 1 is connected with the supporting ring beam 2, the top of the supporting ring beam 2 is connected with the supporting beam 4, and a steel rail 5 is arranged on the supporting beam 4.

The supporting ring roof beam 2 is connected on 1 upper portion of stand is four column type frames, and four column type frames include two fore-props and two back posts, and the fore-prop is located and is close to pig machine one side, and two are the back posts in addition, and the top between fore-prop and the back post is provided with supporting ring roof beam 2, and supporting ring roof beam 2 comprises a plurality of crossbeams, and stand 1 adopts the box structure, is provided with two sets of alternately bracing between the fore-prop, the back post.

The buffer 3 is arranged at the end part of the support beam 4, the mechanical limiting device 21 is arranged above the end part of the steel rail 5 on the support beam 4, the limiting switch 18 is arranged on the side part of the steel rail 5 on the support beam 4, the buffer 3 is arranged on the support beam 4 at the two ends of the steel rail 5, when the walking trolley 6 runs and crosses the limiting switch 18, and when the limiting switch 18 fails, the mechanical limiting device 21 and the buffer 3 jointly act to prevent the walking trolley from continuing to advance or back up, so that accidents occur.

The traveling trolley 6 is provided with a first motor 7, the output end of the first motor 7 is connected with a first speed reducer 10, the output shaft of the first speed reducer 10 is connected with the winding drum 14, the output shaft of the first speed reducer 10, which is far away from the winding drum 14, is provided with a travel switch 25, one end, close to the first motor 7, of the first speed reducer 10 is provided with a first brake 8, and one end, far away from the first motor 7, of the first speed reducer 10 is provided with a second brake 9.

The first brake 8 and the second brake 9 are electro-hydraulic brakes, when the molten iron tank is suddenly powered off in the tipping process, the electro-hydraulic brakes can timely stop the rotating winding drum 14, the metallurgical lifting hook 23 is prevented from greatly sliding downwards to cause accidents, and meanwhile, the double brakes can also play a better protection role in the tipping of the large-tonnage molten iron tank.

Walking dolly 6 one side sets up slide-wire 19, and slide-wire 19 electricity respectively connects motor 7, motor two 12, limit switch 18 and travel switch 25, can control the reel 14 number of revolutions through travel switch 25, confirms metallurgical lifting hook 23's upper and lower limit position, prevents that metallurgical lifting hook 23 from colliding walking dolly 6 or lifting hook from falling to the ground completely back reel 14 continues to put the rope, leads to wire rope 17 to drop metallurgical lifting hook 23.

A crawling ladder 24 is arranged on one side of the rack 2, so that the maintenance of workers is facilitated.

The working process of the utility model is as follows: one end of each of two steel wire ropes 17 is respectively fixed on the excircle of the end part of the winding drum 14 and is wound along the rope groove of the winding drum 14, the two steel wire ropes 17 respectively downwards pass through the pulley of the movable pulley block 20 at the corresponding position of the metallurgical lifting hook 23 from the middle part of the winding drum 14, the two steel wire ropes 17 are respectively upwards wound on the corresponding pulley of the fixed pulley block 15, the two steel wire ropes 17 respectively wind around the corresponding pulley of the fixed pulley block 15 and downwards to the adjacent pulley at the outer side of the pulley of the movable pulley block 20 corresponding to the metallurgical lifting hook 23, the two steel wire ropes 17 are circulated in the way, finally, the two steel wire ropes 17 are respectively and directly fixed at the end part of the balancing device 16 to complete winding, the slide line 19 is connected with a power supply, the motor two 12 is started, the travelling trolley 6 is moved to the proper position above the hot metal ladle, the speed reducer one 10 is started, the winding drum 14 is controlled to rotate, the metallurgical lifting hook 23 downwards hooks hook the trunnion of the hot metal ladle, and the speed reducer one 10 is controlled to reversely rotate, the metallurgical lifting hook 23 moves upwards, and one side of the hot metal ladle inclines to start casting.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the overall concept of the present invention, and these should also be considered as the protection scope of the present invention.

Claims

1. A four-column type tilting winch comprises a rack and is characterized in that a steel rail (5) is arranged at the upper end of the rack, a traveling trolley (6) is arranged on the steel rail (5), moving wheels of the traveling trolley (6) are matched with the steel rail (5), a winch is arranged on the traveling trolley (6), symmetrical spiral rope grooves are processed on a winding drum (14) of the winch, the rope grooves at two ends of the winding drum (14) are respectively corresponding to two groups of pulley blocks which are hoisted, each pulley block comprises a fixed pulley block (15) arranged on the traveling trolley (6) and a movable pulley block (20) connected with a metallurgical lifting hook (23), the winding drum (14) of the winch, the fixed pulley block (15), the movable pulley block (20) and a balancing device (16) are connected in a winding manner through a steel wire rope (17), the balancing device (16) is arranged on the rack, the winding drum (14) of the winch is connected with a first motor (7) through a first speed reducer (10), the movable wheels are two groups of wheels which are supported by wheel shafts, one group of the wheels is a driving wheel (13), the other group of the wheels is a driven wheel (22), the wheel shafts of the driving wheel (13) are connected with a second motor (12) through a second speed reducer (11), a steel wire rope (17) downwards passes through a pulley of a movable pulley block (20) at the corresponding position of the metallurgical lifting hook (23) from the middle part of the winding drum (14), the steel wire rope (17) upwards winds on a corresponding pulley of the fixed pulley block (15), the steel wire rope (17) winds around the pulley corresponding to the fixed pulley block (15) and downwards winds on adjacent pulleys at the outer side of the pulley of the movable pulley block (20) corresponding to the metallurgical lifting hook (23), and the circulation is carried out, and the last section is directly fixed to the end part of the balancing device (16).

2. The four-column rollover winch according to claim 1, wherein the frame comprises an upright (1), a support ring beam (2) and a support beam (4), the top of the upright (1) is connected with the support ring beam (2), the upper part of the support ring beam (2) is connected with the support beam (4), and the support beam (4) is provided with steel rails (5).

3. The four-column type tilting hoist according to claim 2, characterized in that the upper connection support ring beam (2) of the vertical column (1) is a four-column type frame, the four-column type frame comprises two front struts and two rear struts, the front struts are positioned at the side close to the iron casting machine, the other two support struts are rear struts, the support ring beam (2) is arranged at the top between the front struts and the rear struts, the support ring beam (2) is formed by cross beams, the vertical column (1) adopts a box structure, and two sets of crossed inclined supports are arranged between the front struts and the rear struts.

4. A four-column rollover winch according to claim 3, characterized in that the end of the support beam (4) is provided with the buffer (3), the support beam (4) is provided with the mechanical limit device (21) above the end of the steel rail (5), and the support beam (4) is provided with the limit switch (18) on the side of the steel rail (5).

5. The four-column rollover winch according to claim 4, wherein the traveling trolley (6) is provided with a first motor (7), the output end of the first motor (7) is connected with a first speed reducer (10), the output shaft of the first speed reducer (10) is connected with the winding drum (14), the output shaft of the first speed reducer (10) far away from the winding drum (14) is provided with a travel switch (25), one end, close to the first motor (7), of the first speed reducer (10) is provided with a first brake (8), and one end, far away from the first motor (7), of the first speed reducer (10) is provided with a second brake (9).

6. The four-column rollover winch according to claim 5, wherein the first brake (8) and the second brake (9) are electro-hydraulic brakes.

7. The four-column rollover winch according to claim 6, wherein a slide wire (19) is arranged on one side of the traveling trolley (6), and the slide wire (19) is electrically connected with the first motor (7), the second motor (12), the limit switch (18) and the travel switch (25) respectively.

8. The four-leg rollover winch according to claim 7, wherein a ladder (24) is provided on one side of the frame.