CN220393055U - Blade lifting appliance of rotary drum type flying shear - Google Patents

Abstract

The utility model relates to a blade lifting appliance of a rotary drum type flying shear, which comprises an upper limiting part, a lower limiting part and an adjusting rod assembly, wherein two steel wire rope lifting lugs are arranged on the upper limiting part at intervals, a chain lifting lug is arranged at the rear end of the lower limiting part, the front end of the lower limiting part and the upper limiting part are respectively arranged on the two adjusting rod assemblies at intervals in a penetrating way, and the blades of the rotary drum type flying shear are limited in an interval space between the upper limiting part and the lower limiting part. The blade lifting tool jointly realizes the limit of the upper blade of the rotary drum type flying shear through the upper limit part, the lower limit part and the adjusting rod assembly, and the blades of the rotary drum type flying shear can be conveniently assembled, disassembled and replaced by hanging the same length steel wire rope on two steel wire rope lifting lugs of the upper limit part and hanging the same length steel chain on the steel chain lifting lug of the lower limit part through the traveling crane to lift the blades of the rotary drum type flying shear and adjusting the height of the steel chain through the manual control box of the traveling crane.

Description

Blade lifting appliance of rotary drum type flying shear

Technical Field

The utility model relates to the technical field of drum type flying shears, in particular to a blade lifting appliance of a drum type flying shears.

Background

In hot rolling production, before a billet enters a finishing mill from a roughing mill, a flying shear is required to carry out head cutting and tail cutting operations so as to ensure the rolling quality of the billet. However, due to the influence of wear and other factors, the blades on the flying shears need to be periodically replaced at intervals in order to smoothly carry out hot rolling production.

The flying shears are commonly used as drum flying shears, but the flying shears have four blades on the upper drum and the lower drum, and the blades have no hoisting points. Meanwhile, due to the functional requirement of the equipment, any lifting hole ring cannot be machined and welded on the blade, so that the flying shear is difficult to assemble and disassemble when the blade is replaced.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the blade lifting appliance of the rotary drum type flying shear, which can provide convenience for blade assembly and disassembly.

The utility model adopts the following technical scheme:

the utility model provides a blade lifting appliance of a rotary drum type flying shear, which comprises an upper limiting part, a lower limiting part and an adjusting rod assembly, wherein two steel wire rope lifting lugs are arranged on the upper limiting part at intervals, a chain lifting lug is arranged at the rear end of the lower limiting part, the front end of the lower limiting part and the upper limiting part are respectively arranged on the two adjusting rod assemblies at intervals in a penetrating way, and the blades of the rotary drum type flying shear are limited in an interval space between the upper limiting part and the lower limiting part.

Preferably, one end of the upper limiting piece, which is close to the rear end of the lower limiting piece, is hinged with the lower limiting piece.

Preferably, the upper limiting part comprises an upper clamping plate, two upper mounting holes for penetrating the adjusting rod assembly are formed in the upper clamping plate, and two steel wire rope hanging lugs are arranged on the top surface of the upper clamping plate at intervals.

Preferably, the upper limiting part further comprises positioning pins, the two positioning pins are vertically arranged on the bottom surface of the upper clamping plate at intervals, and the two positioning pins are correspondingly inserted and matched with the two positioning screw holes on the blade.

Preferably, the upper clamping plate is a concave-shaped plate, the two upper mounting holes are symmetrically arranged on the two extending sections of the upper clamping plate, the two steel wire rope hanging lugs are symmetrically arranged on the top surfaces of the two extending sections of the upper clamping plate, and the two positioning pins are symmetrically arranged on the bottom surfaces of the two extending sections of the upper clamping plate.

Preferably, the lower limiting part comprises a lower clamping plate, two lower mounting holes for penetrating the adjusting rod assembly are formed in the front end of the lower clamping plate, and the chain lifting lug is arranged on the top surface of the rear end of the lower clamping plate.

Preferably, the adjusting rod assembly comprises a screw rod, a nut and a gasket, wherein the screw rod sequentially penetrates through the upper limiting piece, the lower limiting piece and the gasket and is in threaded connection with the nut.

Preferably, a plurality of toggle rods are arranged at intervals in the circumferential direction of the periphery of the nut.

Compared with the prior art, the utility model has the beneficial effects that:

according to the blade lifting appliance of the rotary drum type flying shear, the upper limiting piece, the lower limiting piece and the adjusting rod assembly are used for limiting the upper blade of the rotary drum type flying shear together, the two steel wire rope lifting lugs of the upper limiting piece are respectively hung with the steel wire ropes with equal length, and the chain is hung on the chain lifting lug of the lower limiting piece, so that the blade of the rotary drum type flying shear can be lifted by a travelling crane, the height of the chain is adjusted through the manual control box of the travelling crane, the blade of the rotary drum type flying shear can be adjusted to the horizontal position, and the assembly, disassembly and replacement of the upper blade of the rotary drum type flying shear are facilitated.

Drawings

Fig. 1 is a schematic diagram showing a disassembled structure of a blade sling of a drum type flying shear in an embodiment of the present utility model.

Fig. 2 is a schematic structural view of an upper limiting member according to an embodiment of the present utility model.

Fig. 3 is a schematic structural view of the lower limiting member according to an embodiment of the present utility model.

Fig. 4 is a schematic diagram showing a disassembled structure of the adjusting lever assembly according to an embodiment of the present utility model.

Wherein reference numerals are as follows:

1. upper limiting part 3 and adjusting rod assembly

11. Upper clamping plate 31, screw rod

12. Upper mounting hole 32, nut

13. Locating pin 33, washer

2. Lower limiting part 4 and steel wire rope hanging lug

21. Lower clamping plate 5 and chain hoist lifting lug

22. Lower mounting hole 6 and hinge

Detailed Description

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present utility model and are not intended to be limiting.

In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

Referring to fig. 1, this embodiment provides a blade hoist of rotary drum type flying shears, including last locating part 1, lower locating part 2 and adjust pole subassembly 3, go up the interval and be provided with two wire rope hangers 4 on the locating part 1, be equipped with chain lug 5 on the rear end of lower locating part 2, the front end of lower locating part 2 and go up locating part 1 and all wear to establish on the pole subassembly 3 of adjusting that two intervals set up, the blade of rotary drum type flying shears is spacing in the interval space between last locating part 1 and lower locating part 2.

The blade hoist of rotary drum type flying shears of this embodiment realizes the spacing to the blade on the rotary drum type flying shears jointly through last locating part 1, lower locating part 2 and regulation pole subassembly 3 to hang respectively through two wire rope lifting lugs 4 on last locating part 1 and establish the equal length wire rope, hang on the chain lug 5 of lower locating part 2 and establish the chain, can come the hoist and mount the blade of rotary drum type flying shears through the driving, and adjust the height of chain through the manual box of driving, can adjust the blade of rotary drum type flying shears to horizontal position, the dress of blade on the rotary drum type flying shears of being convenient for is torn open and is changed.

Preferably, referring to fig. 1, one end of the upper limiting member 1, which is close to the rear end of the lower limiting member 2, is hinged with the lower limiting member 2, so that the relative positions of the upper limiting member 1 and the lower limiting member 2 are not changed in the use process of the blade lifting appliance, and the limiting effect on the blade of the rotary drum type flying shear is ensured.

Preferably, referring to fig. 1, in the present embodiment, the upper and lower stoppers 1 and 2 are hinged by a hinge 6.

Preferably, referring to fig. 2, the upper limiting member 1 includes an upper clamping plate 11, two upper mounting holes 12 for penetrating the adjusting rod assembly 3 are formed in the upper clamping plate 11, and two wire rope lugs 4 are arranged on the top surface of the upper clamping plate 11 at intervals.

Preferably, referring to fig. 2, the upper limiting member 1 further includes a positioning pin 13, two positioning pins 13 are vertically arranged on the bottom surface of the upper clamping plate 11 at intervals, and the two positioning pins 13 are correspondingly inserted and matched with two positioning screw holes on the blade, so as to prevent the blade from falling off in the process of hoisting, and meanwhile, the normal use of the blade is not affected.

Preferably, referring to fig. 1 and 2, the upper clamping plate 11 is a concave plate, two upper mounting holes 12 are symmetrically arranged on two extending sections of the upper clamping plate 11, two wire rope lugs 4 are symmetrically arranged on top surfaces of the two extending sections of the upper clamping plate 11, and two positioning pins 13 are symmetrically arranged on bottom surfaces of the two extending sections of the upper clamping plate 11. The upper clamping plate 11 adopts the concave-shaped plate, so that the material consumption is reduced, the weight of the blade lifting appliance is reduced, the contact area with the blade is reduced, the precision requirement of the upper clamping plate 11 is reduced to a certain extent, and the manufacturing cost of the blade lifting appliance is saved.

Preferably, referring to fig. 3, the lower stopper 2 includes a lower clamping plate 21, two lower mounting holes 22 for penetrating the adjustment lever assembly 3 are formed at the front end of the lower clamping plate 21, and the chain lug 5 is disposed on the top surface of the rear end of the lower clamping plate 21.

Preferably, referring to fig. 3, in the present embodiment, the middle position of the lower clamping plate 21 is opened to alleviate the dead weight of the lower clamping plate 21.

Preferably, referring to fig. 4, the adjustment lever assembly 3 includes a screw 31, a nut 32, and a washer 33, and the screw 31 passes through the upper stopper 1, the lower stopper 2, and the washer 33 in order, and is screw-coupled with the nut 32. After the blade is placed between the upper clamping plate 11 and the lower clamping plate 21, and the positioning pin 13 on the upper clamping plate 11 is correspondingly inserted and matched with the positioning screw hole on the blade, the blade can be clamped by tightening the nut 32, so that the reliable limiting of the blade is realized.

Preferably, referring to fig. 4, a plurality of driver rods are circumferentially spaced about the periphery of the nut 32 to facilitate the loosening and tightening operations of the nut 32.

The blade lifting appliance of the rotary drum type flying shear can effectively solve the problem of blade replacement of the rotary drum type flying shear, and the blade of the rotary drum type flying shear is safer, more convenient and faster to detach and install.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.

Claims (8)

1. The utility model provides a blade hoist of rotary drum flying shear, its characterized in that, including last locating part (1), lower locating part (2) and regulation pole subassembly (3), the interval is provided with two wire rope lifting lugs (4) on going up locating part (1), be equipped with chain lug (5) on the rear end of lower locating part (2), the front end of lower locating part (2) with go up locating part (1) all wears to establish on regulation pole subassembly (3) that two intervals set up, the blade of rotary drum flying shear is spacing go up locating part (1) with in the interval space between lower locating part (2).

2. The blade spreader of a drum shear according to claim 1, wherein the end of the upper limit piece (1) close to the rear end of the lower limit piece (2) is hinged to the lower limit piece (2).

3. The blade lifting appliance of a drum type flying shear according to claim 1, wherein the upper limiting part (1) comprises an upper clamping plate (11), two upper mounting holes (12) for penetrating the adjusting rod assembly (3) are formed in the upper clamping plate (11), and two steel wire rope lifting lugs (4) are arranged on the top surface of the upper clamping plate (11) at intervals.

4. A blade spreader of a drum shear according to claim 3, wherein the upper limit piece (1) further comprises positioning pins (13), two positioning pins (13) are vertically arranged on the bottom surface of the upper clamping plate (11) at intervals, and the two positioning pins (13) are correspondingly inserted and matched with two positioning screw holes on the blade.

5. Blade lifting appliance of rotary drum type flying shears according to claim 4, characterized in that the upper clamping plate (11) is a concave-shaped plate, two upper mounting holes (12) are symmetrically arranged on two extending sections of the upper clamping plate (11), two steel wire rope lifting lugs (4) are symmetrically arranged on top surfaces of the two extending sections of the upper clamping plate (11), and two positioning pins (13) are symmetrically arranged on bottom surfaces of the two extending sections of the upper clamping plate (11).

6. The blade lifting appliance of the drum-type flying shear according to claim 1, wherein the lower limiting piece (2) comprises a lower clamping plate (21), two lower mounting holes (22) for penetrating the adjusting rod assembly (3) are formed in the front end of the lower clamping plate (21), and the chain lifting lug (5) is arranged on the top surface of the rear end of the lower clamping plate (21).

7. The blade spreader of a drum shear according to claim 1, wherein the adjustment lever assembly (3) comprises a screw (31), a nut (32) and a washer (33), the screw (31) passing sequentially through the upper limiter (1), the lower limiter (2) and the washer (33) and being in threaded connection with the nut (32).

8. Blade lifting appliance of rotary drum flying shears according to claim 7, characterized in that the nut (32) is provided with a plurality of toggle bars circumferentially spaced apart.