CN113526342B

CN113526342B - Cold rolling pickling section looper transport device and use method thereof

Info

Publication number: CN113526342B
Application number: CN202110677675.XA
Authority: CN
Inventors: 阎文忠
Original assignee: China 22MCC Group Corp Ltd
Current assignee: China 22MCC Group Corp Ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2025-01-24
Anticipated expiration: 2041-06-18
Also published as: CN113526342A

Abstract

The invention relates to a transport device in a loop of a cold rolling pickling section, wherein a loop track is arranged on the ground in the loop, a component supporting plate is arranged on the loop track, and a track wheel is arranged at the bottom of the component supporting plate; the method for using the transport device in the cold rolling pickling section loop comprises the steps of fixedly connecting an upright post on a component supporting plate, arranging a pulley track on the top of the upright post, arranging a pulley on the pulley track, arranging a chain block under the pulley, placing the component supporting plate and the component to be transported at the starting position of the loop track, pulling out a first track from a second track to enable the first track to extend forwards, pushing the component supporting plate to a first track terminal from the starting end of the second track, pulling out the second track to enable the second track to extend forwards, pushing the component supporting plate to enter the second track again, repeating the operation, alternately pulling the first track and the second track forwards until the component supporting plate is moved to the installation position.

Description

Conveying device in loop of cold rolling pickling section and using method thereof

Technical Field

The invention belongs to a device for horizontally transporting equipment and materials in a long and narrow space, and particularly relates to a device for transporting materials in a loop of an acid washing section of a cold rolling line and a use method thereof.

Background

In the equipment installation process of the cold rolling line pickling section loop, as the inlet, outlet and online three-layer loop belong to a concrete corridor type structure, the maximum single-layer length exceeds 200m, the horizontal transportation of equipment in the loop becomes the important point and the difficulty of construction, and the maximum transportation distance of the centered equipment exceeds 100m. Lifting equipment is not arranged in the corridor, and the crane is limited by the section size, so that the machines such as an automobile crane and a truck can not enter. The traditional construction method uses rolling bars and winch traction equipment, has low efficiency, slow progress and higher cost.

Disclosure of Invention

The present invention aims to solve the above problems and thereby provide a means for timely, smooth and safe delivery of a target in place within a loop.

The invention solves the problems, and adopts the following technical scheme:

a conveyer in a loop of a cold rolling pickling section is characterized in that a loop track is arranged on the ground in the loop, a component supporting plate is arranged on the loop track, a track wheel is arranged at the bottom of the component supporting plate, a stand column is fixedly connected on the component supporting plate, a pulley track is arranged at the top of the stand column, a pulley is arranged on the pulley track, and a chain block is arranged under the pulley.

Compared with the prior art, the invention adopting the technical scheme has the beneficial effects that:

the moving device provided by the invention can stably move along the loop, and can be used for conveying the articles to be conveyed to a designated place, so that the problem that the articles cannot be lifted in a narrow space is solved, and the manual labor is reduced.

Preferably, the invention further adopts the technical scheme that:

The pulley track is fixedly connected with the upright post through the cantilever beam, an inclined support is further arranged at the included angle between the cantilever beam and the upright post, and the pulley track is welded with the lower side of the end part of the cantilever beam. The pulley rail with the structure is suspended above the component, so that the component can be conveniently moved, and the lifting point of the component is positioned at any position of the pulley rail, so that the limitation and the obstruction caused by the fixation of the cantilever beam are avoided.

The section of the circumferential groove of the track wheel is trapezoid, the loop track consists of a first track and a second track, the top of the first track is contacted with the groove bottom of the circumferential groove of the track wheel, sliding grooves are formed in two sides of the first track, the second track consists of a left half track and a right half track, sliding ribs are arranged on the inner sides of the left half track and the right half track, the left half track is arranged on the left side of the first track, the top of the left half track is contacted with the left side face of the circumferential groove of the track wheel, the right half track is arranged on the right side of the first track, and the top of the right half track is contacted with the right side face of the circumferential groove of the track wheel. The loop track provided by the structure is a combined track, the first track and the second track can move in a staggered manner, alternately extend forwards, avoid paving a slide rail with a full length, and are convenient to construct.

The front ends of the first track and the second track are provided with pull rings, the pull rings are connected with a steel wire of a winch, and the winch is arranged at a member destination. The structure is characterized in that the winch controls the rail to alternately extend forwards, so that the labor output of workers is reduced, the manpower is saved, the adjustment speed is high, and the control is easy.

The using method of the conveying device in the cold rolling acid washing section loop comprises the following steps:

1) The component supporting plate is placed on the loop track, and the component or equipment to be transported is hoisted on the component supporting plate;

2) Pulling the first rail out of the second rail, and stopping the first rail from moving forward when the first rail starting end and the second rail terminal end only have an overlapping length of 30cm-60 cm;

3) Manually pushing the component supporting plate to move forward, and stopping when the component supporting plate moves from the starting end of the second track to be close to the terminal end of the first track;

4) The second track is pulled forwards, when the second track terminal passes over the component supporting plate, the track wheel slightly rises due to the increased width, the second track continues to move forwards, and the second track stops when the second track starting end and the first track terminal end only have the overlapping of 30cm-60 cm;

5) Continuing to push the component supporting plate forwards;

6) Repeating the operations of 2) to 5) above, alternately pulling the first rail and the second rail forward until the component carrier is moved to the mounting position.

Drawings

FIG. 1 walking according to the invention a schematic diagram of a vehicle body structure;

FIG. 2 is a schematic diagram of the top view of the walking vehicle body of the present invention;

FIG. 3 illustrates a side structure of an embodiment of the walk-behind vehicle of the present invention;

FIG. 4 shows a walking vehicle body of the invention a side structure diagram of the second embodiment;

FIG. 5 is a schematic cross-sectional view of the layer of loop;

FIG. 6 is a schematic view of the loop track structure of the present invention;

FIG. 7 is a schematic drawing showing the forward traction of the first track of the loop track of the present invention;

FIG. 8 is a schematic drawing showing the forward traction of a second track of the loop track of the present invention;

FIG. 9 is a schematic view of an embodiment of a track wheel of the present invention;

FIG. 10 is a schematic illustration of a rail wheel traveling over a first rail;

FIG. 11 is a schematic illustration of a loop track walking on a second track;

FIG. 12 is a schematic view of the overall structure of the present invention with reference to the use state.

In the figure, a rail wheel 1, a groove bottom 1-1 of a peripheral groove, a left side surface 1-2 of the peripheral groove, a right side surface 1-3 of the peripheral groove, a wheel frame 2, a wheel axle 3, a component supporting plate 4, a chain block 5, a pulley 6, a pulley rail 7, a stand column 8, an overhanging beam 9, a diagonal bracing 10, a loop rail 11, a first rail 11-1, a second rail 11-2, a chute 11-3, a sliding rib 11-4, a pull ring 12, a winch 13, a roller 13-1 and a winch steel wire 14.

Detailed Description

The technical scheme of the invention is described in detail below with reference to specific embodiments. Preparation of the transport device of the present invention:

The loop track 11 in the loop is first installed in place and the span of the track is measured.

A steel plate of the component pallet 4 is prepared. The wheel frame 2 is processed by taking materials on site. Rail wheel 1, wheel axle 3, bearings, etc. are purchased.

Materials of the column 8, the cantilever beam 9, the pulley rail 7, and the diagonal brace 10 are prepared. The trolley 6 is commercially available.

The upright post 8 (manufactured by DN600 thick-wall steel pipes), the cantilever beam 9 (manufactured by H-shaped steel) and the pulley track 7 are manufactured according to the design of the drawing.

All parts were assembled into a transportation cart:

1. the bottom of the component supporting plate 4 (steel plate) is welded with the wheel frame 2 (channel steel).

2. The wheel shaft 3 and the rail wheel 1 are arranged, and the distance between the rail wheels 1 on two sides of the component supporting plate 4 is determined according to the span of the loop rail 11.

3. The upright posts 8 are welded on the component supporting plates 4, cantilever beams 9 are welded on the tops of the upright posts 8, and pulley tracks 7 are welded at the outer ends of the cantilever beams 9. The pulley rail 7 may be welded to the end face of the outer end of the cantilever beam 9, preferably to the lower surface of the outer end.

4. The pulley track 7 adopts H-shaped steel girder, and the pulley 6 is installed at the lower flange of H-shaped steel girder. If the pulley rail 7 is welded on the lower surface of the cantilever beam 9, the lower flange is a through-length slideway, and the pulley 6 can move in the whole course.

5. The pulley 6 is provided with 1 to 2 pulleys, and the lower part of the pulley 6 is provided with a chain block 5. The chain block 5 lifts the corresponding components on the pallet and traverses beyond the pallet, and then unloads onto the ground.

Referring to fig. 1 to 5, the conveying device in the loop of the cold rolling pickling section provided by the invention is characterized in that loop rails 11 are arranged on the ground in the loop. The looper rail 11 is provided with a component supporting plate 4, and the bottom of the component supporting plate 4 is provided with a rail wheel 1. The component supporting plate 4 is fixedly connected with a stand column 8. The top of the upright post 8 is provided with a pulley track 7, a pulley 6 is arranged on the pulley track 7, and a chain block 5 is arranged below the pulley 6. The pulley track 7 is fixedly connected with the upright post 8 through a cantilever beam 9. The angle between the cantilever beam 9 and the upright post 8 is also provided with an inclined support 10. The pulley rail 7 is welded with the underside of the end part of the cantilever beam 9.

The device is arranged on a loop track 11 from a lifting hole on one side of the loop corridor by using a hydraulic crane, equipment or materials to be transported are lifted on a component supporting plate 4 from the lifting hole by using the hydraulic crane or a crown block, a vehicle body is pushed by manpower to reach the vicinity of an installation position, a target to be transported is lifted by using a chain block 5 suspended on a pulley 6, the pulley 6 is moved to the outer end of the pulley track 7, and the target is discharged to the ground.

The invention has the beneficial effects that (1) the sliding way is adopted to replace the rolling rod to reduce the friction force, so that the horizontal transportation time of equipment materials in the cold rolling engineering loop is obviously shortened, the efficiency is greatly improved, and the labor intensity and the cost of operators are reduced. (2) The transportation trolley runs on the standard track, is stable and free of vibration, plays a positive role in protecting equipment, reduces hoisting of large equipment parts, and also obviously improves and improves the safety environment of operators. (3) The device has the advantages of simple material drawing, low component cost and convenient maintenance, and is a construction method with strong innovation and special purpose for horizontal transportation of equipment materials in the cold rolling engineering loop.

Referring to fig. 6 to 12, the cross section of the circumferential groove of the rail wheel 1 is trapezoid. The loop track 11 consists of a first track 11-1 and a second track 11-2, wherein the top of the first track 11-1 is contacted with the groove bottom 1-1 of the circumferential groove of the track wheel 1, sliding grooves 11-3 are formed in two sides of the first track 11-1, the second track 11-2 consists of a left half track and a right half track, sliding ribs 11-4 are arranged on the inner sides of the left half track and the right half track, the left half track is arranged on the left side of the first track 11-1, the top of the left half track is contacted with the left side surface 1-2 of the circumferential groove of the track wheel 1, the right half track is arranged on the right side of the first track 11-1, and the top of the right half track is contacted with the right side surface 1-3 of the circumferential groove of the track wheel 1.

The front ends of the first track 11-1 and the second track 11-2 are provided with pull rings 12, the pull rings 12 are connected with a winch steel wire 14, and a winch 13 is arranged at a member destination. The hoist 13 used in the present invention adopts a double drum 13-1 structure in which one drum 13-1 is used to pull the first rail 11-1 and the other drum 13-1 is used to pull the second rail 11-2, and the second rail 11-2 is provided with pull rings 12 on both side half rails.

The component pallet is placed on the loop track 11, the component or equipment to be transported is hoisted on the component pallet 4, the first track 11-1 is pulled out of the second track 11-2 by the winch 13, the first track 11-1 and the second track 11-2 are stopped when the first track 11-1 and the second track 11-2 only have an overlapping length of 30cm-60cm, the component pallet 4 is manually pushed forward to be decelerated or stopped when the component pallet 4 moves from the initial end of the second track 11-2 to be close to the terminal end of the first track 11-1, the second track 11-2 is pulled by the winch 13, the track wheel 1 is slightly lifted due to the increase of the width when the terminal end of the second track 11-2 passes over the component pallet 4, the forward pulling is continued until the initial end of the second track 11-2 and the terminal end of the first track 11-1 only have an overlapping length of 30cm-60cm, and the component pallet 4 is continuously pushed forward. The above operation is repeated, alternately pulling the first rail 11-1 and the second rail 11-2 forward, to move the component carrier 4 to the mounting position.

The construction method is simple and feasible, is favorable for shortening the construction period, improves the construction efficiency, saves the cost and is a comparatively effective construction method. Meanwhile, the safety of operators is greatly improved, the operation is stable, the safety of equipment is ensured, the cold rolling engineering cold rolling process is worthy of comprehensive popularization and application in construction in a loop, and the cold rolling engineering cold rolling process is also worthy of reference under similar conditions of other engineering projects.

On the loop track base. Damping springs are also arranged between the rail wheels 1 and the wheel frames 2. The damping spring prevents the second rail 11-2 from being jammed seriously due to the excessive weight of the apparatus when it is inserted into the rail wheel 1.

Two rollers 13-1 in the winding machine 13 are respectively provided with a controller. A control system may also be configured to automatically, periodically, or automatically effect traction based on worker control.

The foregoing description of the preferred embodiments of the invention is not intended to limit the scope of the claims, but rather to cover all equivalent modifications within the scope of the present invention as defined by the appended claims.

Claims

1. A conveying device in a loop of a cold rolling pickling section is characterized in that a loop track (11) is arranged on the ground in the loop, a component supporting plate (4) is arranged on the loop track (11), track wheels (1) are arranged at the bottoms of the component supporting plates (4), an upright post (8) is fixedly connected to the component supporting plates (4), a pulley track (7) is arranged at the tops of the upright posts (8), a pulley is arranged on the pulley track (7), a chain block (5) is arranged below the pulley, the circumferential groove section of the track wheels (1) is trapezoid, the loop track (11) consists of a first track (11-1) and a second track (11-2), the tops of the first track (11-1) are in contact with groove bottoms (1-1) of the circumferential grooves of the track wheels (1), sliding grooves (11-3) are formed in two sides of the first track (11-1), the second track (11-2) consists of a left half track and a right half track, sliding ribs (11-4) are arranged on the inner sides of the left half track and the right half track, the left half track is arranged on the left side of the first track (11-1), the top of the first track is in contact with the circumferential groove (1-1) and the right half track is in contact with the circumferential groove (1-1) and the right side surface of the first track (1-1) is in contact with the right side surface of the first track.

2. The transport device in the loop of the cold-rolled pickling section, which is disclosed in claim 1, is characterized in that the pulley track (7) is fixedly connected with the upright post (8) through a cantilever beam (9), an inclined support (10) is further arranged at an included angle between the cantilever beam (9) and the upright post (8), and the pulley track (7) is welded with the lower side of the end part of the cantilever beam (9).

3. The cold-rolled pickling section loop inner conveying device according to claim 1, wherein pull rings (12) are arranged at the front ends of the first rail (11-1) and the second rail (11-2), the pull rings (12) are connected with steel wires of a winding machine (13), and the winding machine (13) is arranged at a component destination.

4. The method for using the transport device in the loop of the cold rolling and pickling section, which is characterized in that the specific construction process is as follows:

1) The component supporting plate is placed on the loop track (11), and the component or equipment to be transported is hoisted on the component supporting plate (4);

2) Pulling the first rail (11-1) out of the second rail (11-2), the first rail (11-1) stopping moving forward when the start of the first rail (11-1) and the end of the second rail (11-2) have an overlap length of only 30cm-60 cm;

3) Manually pushing the component support plate (4) to move forwards, and stopping when the component support plate (4) moves from the starting end of the second track (11-2) to be close to the terminal end of the first track (11-1);

4) When the second track (11-2) is pulled forwards and the terminal end of the second track (11-2) passes over the component supporting plate (4), the track wheel (1) slightly lifts up due to the increased width, the second track (11-2) continues to move forwards, and the second track stops when the starting end of the second track (11-2) and the terminal end of the first track (11-1) only have an overlapping of 30cm-60 cm;

5) Continuing to push the component supporting plate (4) forwards;

6) Repeating the operations 2) to 5) above, alternately pulling the first rail (11-1) and the second rail (11-2) forward until the component carrier (4) is moved to the mounting position.