Roller hoisting equipment

Abstract

The utility model relates to roller hoisting equipment, which is used for solving the technical problems that in the prior art, hoisting equipment in the prior art adopts a travelling crane to hoist a roller for transferring, but if a hoisting rope is directly connected with the roller, the roller has the risk of being not firmly fixed and easy to fall off in the transferring process. The two sliding blocks are each provided with a clamping block, the two clamping blocks correspond to each other, the two clamping blocks abut against the two ends of a roller correspondingly, a hydraulic cylinder is rotationally arranged on the lifting frame, a lifting rope used for lifting the roller is rotationally arranged at the end of the hydraulic cylinder, and an inserting block is rotationally arranged at the end, away from the hydraulic cylinder, of the lifting rope. The lifting frame is provided with a fixing assembly used for fixing the inserting block, and a clamping plate used for being matched with the lifting rope to clamp the roller is arranged on the lifting frame in a sliding mode.

Description

TECHNICAL FIELD

[0001] The utility model relates to hoisting equipment technical field, concretely relates to a kind of roll hoisting equipment. BACKGROUND

[0002] The main working components and tools for producing continuous plastic deformation of metal on rolling mill. Roll mainly by roll body, roll neck and shaft head 3 parts are composed. Roll body is the middle part of roll actually involved in rolling metal. Roll sleeve lifting fixture is used to hoist the roll sleeve of roll.

[0003] Prior art one kind of roll hoisting device, such as authorized announcement No. "CN216737149U", the utility model patent document with the patent name "a kind of roll hoisting tool" discloses a kind of roll hoisting device, including the main hanger connected by rope with head of crane hook, the lifting band of the lifting roll fixedly connected with the both ends of main hanger, the lifting band lifting support hingedly connected on the vertical side surface of main hanger, remote control motor fixedly connected on main hanger, the buffer rope with one end connected with the rotating end of remote control motor and the other end connected with the top end of lifting band lifting support, the lower end of lifting band lifting support is provided with the pulley in contact with lifting band, two lifting band lifting supports are hingedly connected on the left and right of main hanger.

[0004] The above patent document adopts crane to hoist roll for transfer, but if lifting cable is directly connected with roll, in transfer process, roll is not fixed firmly, and is easy to fall off. UTILITY MODEL CONTENT

[0005] The utility model aims at the deficiency of prior art, proposes a kind of roll hoisting equipment, to solve the technical problem that the hoisting equipment of prior art mentioned in background art adopts crane to hoist roll for transfer, but if lifting cable is directly connected with roll, in transfer process, roll is not fixed firmly, and is easy to fall off.

[0006] The above technical purpose of the utility model is realized by the following technical scheme:

[0007] A kind of roll hoisting equipment, including hoisting frame, two sliding blocks are slidably arranged on the hoisting frame, the two sliding blocks are each provided with a clamping block, and the two clamping blocks correspond to each other, the two clamping blocks are respectively in abutment with the two ends of the roll, a hydraulic cylinder is rotatably arranged on the hoisting frame, a hoisting rope for hoisting the roll is rotatably arranged at the end of the hydraulic cylinder, a plug-in block is rotatably arranged at the end of the hoisting rope away from the hydraulic cylinder, a fixing assembly for fixing the plug-in block is arranged on the hoisting frame, and a clamping plate for clamping the roll in cooperation with the hoisting rope is slidably arranged on the hoisting frame

[0008] Working principle:

[0009] When the operator needs to transfer the roll on the roll frame, first the operator slides the two sliding blocks, the two sliding blocks move towards each other and close to the roll, when the clamping blocks on the two sliding blocks abut against the roll, the operator starts the hydraulic cylinder, the extension end of the hydraulic cylinder extends towards the roll, then the operator passes the hoisting rope over the bottom of the roll, then the operator fixes the plug-in block on the hoisting rope through the fixing assembly, then the operator slides the clamping plate to abut against the upper surface of the roll, and then the operator starts the hydraulic cylinder again, the extension end of the hydraulic cylinder retracts the hoisting rope, so that the roll is clamped between the clamping plate and the hoisting rope.

[0010] Compared with the prior art, the utility model has the beneficial effects that:

[0011] First, the clamping blocks are arranged, the two ends of the roll can be abutted by the two clamping blocks moving towards the end of the roll, so that the movement of the roll is limited.

[0012] Second, the hydraulic cylinder, the hoisting rope and the fixing assembly are arranged, the hoisting rope can be fixed by the fixing assembly, and the hoisting rope can be tightly attached to the bottom surface of the roll by the hydraulic cylinder.

[0013] Third, the clamping plate is arranged, the top of the roll can be abutted by the clamping plate, so that the clamping plate can cooperate with the hoisting rope to clamp the roll. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the utility model embodiment;

[0015] Figure 2 It is an assembly structure schematic view of the fixing assembly and the hydraulic cylinder;

[0016] Figure 3 It is Figure 2 It is an enlarged sectional view of position A in the middle;

[0017] Figure 4 It is Figure 2 It is an enlarged assembly structure schematic view of position B in the middle.

[0018] Mark for explaining drawings: hoisting frame 1, sliding block 2, clamping block 3, hydraulic cylinder 4, hoisting rope 5, plug-in block 6, clamping plate 7, mounting block 8, plug block 9, first telescopic rod 10, second telescopic rod 11, first slot 12, bidirectional screw rod 13, motor 14, third telescopic rod 15, sliding groove 16, second slot 17, guide rail 18, rotating rod 19, hoisting hole 20, clamping groove 21. DETAILED DESCRIPTION

[0019] The technical scheme in the utility model will be further explained in combination with the drawings and embodiments.

[0020] Embodiment:

[0021] As Figure 1 and Figure 2 shown, a roller hoisting device, comprising a hoisting frame 1, the hoisting frame 1 is provided with a hoisting hole 20 on both sides of the top, two sliding blocks 2 are slidably arranged on the hoisting frame 1, the two sliding blocks 2 are provided with clamping blocks 3 and the two clamping blocks 3 correspond to each other, a first slot 12 is formed in the bottom of the hoisting frame 1, the two sliding blocks 2 can slide in the first slot 12 on the hoisting frame 1, the sliding direction of the two sliding blocks 2 can be limited through the first slot 12, a bidirectional screw 13 is rotatably arranged in the hoisting frame 1, the two sliding blocks 2 are respectively screwed on the two threaded segments of the bidirectional screw 13, the two sliding blocks 2 respectively slide through the first slot 12 and extend outward, a motor 14 is fixedly arranged on the hoisting frame 1 and the output end of the motor 14 is fixedly connected with the bidirectional screw 13, the bidirectional screw 13 is driven by the motor 14, the two sliding blocks 2 on the two threaded segments are driven by the bidirectional screw 13 to move close to or away from each other, so as to control the approach and departure of the two clamping blocks and the two ends of the roller by moving the two sliding blocks 2.

[0022] As Figure 1 shown, the third telescopic rod 15 is fixedly arranged on the two sliding blocks 2, the sliding groove 16 is formed in the two sliding blocks 2, the clamping block 3 is respectively fixedly arranged on the telescopic end of the third telescopic rod 15 and is slidably arranged in the sliding groove 16, the sliding range of the clamping block 3 can be limited through the sliding groove 16, the vertical position of the clamping block 3 on the sliding block 2 can be moved through the third telescopic rod 15, so that the two clamping blocks 3 are on the same horizontal plane with the two ends of the roller, the two clamping blocks 3 respectively abut against the two ends of the roller, a plurality of clamping grooves 21 for cooperating with rollers of different specifications are arranged on the two clamping blocks 3, and the plurality of clamping grooves 21 are formed in a decreasing circular groove from the outside to the inside.

[0023] As Figure 1 and Figure 2 and Figure 3As shown, the hoisting frame 1 is rotatably provided with a hydraulic cylinder 4, the end of the hydraulic cylinder 4 is rotatably provided with a hoisting rope 5 for hoisting the roll, the hoisting rope 5 can be tightly attached to the bottom surface of the roll by the hydraulic cylinder 4, the hoisting rope 5 is a steel wire rope and the outer part of the steel wire rope is provided with a rubber sleeve, the end of the hoisting rope 5 away from the hydraulic cylinder 4 is rotatably provided with a plug-in block 6, the hoisting frame 1 is provided with a fixing assembly for fixing the plug-in block 6, the fixing assembly comprises a mounting block 8, a plug-in block 9 and a first telescopic rod 10, the mounting block 8 is fixedly arranged on the hoisting frame 1, the plug-in block 6 is slidably arranged in the mounting block 8, the plug-in block 9 is slidably arranged in the mounting block 8 and the plug-in block 9 is clamped with the plug-in block 6, the plug-in block 6 and the plug-in block 9 are locally provided with clamping grooves, so that the plug-in block 6 and the plug-in block 9 can be clamped with each other, the first telescopic rod 10 is fixedly arranged on the mounting block 8 and the end of the first telescopic rod 10 is fixedly connected with the plug-in block 9, the first telescopic rod 10 is used to drive the plug-in block 9 to clamp with the plug-in block 6, when the first telescopic rod 10 is in the initial state, the plug-in block 9 on the first telescopic rod 10 is in the clamped state with the plug-in block 6, when the telescopic end of the first telescopic rod 10 extends outward, the plug-in block 9 is separated from the clamping of the plug-in block 6, after the plug-in block 9 is clamped with the plug-in block 6, the operator can start the hydraulic cylinder 4, the telescopic end of the hydraulic cylinder 4 is retracted, so that the hoisting rope 5 on the telescopic end of the hydraulic cylinder 4 gradually approaches the roll.

[0024] As shown in Figure 1 and Figure 2 , the hoisting frame 1 is slidably provided with a clamping plate 7 for clamping the roll with the hoisting rope 5, the hoisting frame 1 is fixedly provided with a second telescopic rod 11 and the telescopic end of the second telescopic rod 11 faces the hoisting rope 5, the clamping plate 7 is fixedly arranged on the telescopic end of the second telescopic rod 11, the second telescopic rod 11 is located at the middle of the bottom of the hoisting frame 1, when the two sliding blocks 2 are close to each other, they will not collide with the second telescopic rod 11, the second telescopic rod 11 can drive the clamping plate 7 to approach the top surface of the roll, so as to clamp the roll with the hoisting rope 5.

[0025] As shown in Figure 1 and Figure 2 and Figure 4 , the top of the hoisting frame 1 is provided with a second slot 17, the two sliding blocks 2 respectively slide through the second slot 17 and extend outward, the top of the hoisting frame 1 is fixedly provided with two guide rails 18, two rotating rods 19 are rotatably arranged on the two sliding blocks 2, the rotating rods 19 are rotatably connected with the sliding blocks 2 through bearings, the two rotating rods 19 are respectively slidably connected with the two guide rails 18, when the two sliding blocks 2 move, the rotating rods 19 on the both sides of the end of the sliding block 2 can slide in the corresponding two guide rails 18, the sliding friction of the sliding block 2 is converted into rolling friction, so that the sliding movement is more smooth and can reduce certain noise.

[0026] Working principle:

[0027] When the operator needs to transfer the roll on the roll frame, the lifting frame 1 is moved to the roll to be transferred by the external crane, then the operator starts the two third telescopic rods 15, the third telescopic rod 15 can slide the clamping block 3 vertically, and moves the two clamping blocks 3 to the same horizontal plane as the two ends of the roll, then the operator starts the motor 14, the motor 14 drives the bidirectional screw rod 13, the bidirectional screw rod 13 drives the two sliding blocks 2 to move close to the roll to be transferred, then the clamping groove 21 in the clamping block 3 abuts against the end of the roll, the clamping groove 21 in the clamping groove can limit the end of the roll, then the operator starts the hydraulic cylinder 4, the extension end of the hydraulic cylinder 4 extends, then the operator passes the lifting rope 5 over the bottom of the roll, then the operator starts the first telescopic rod 10, the first telescopic rod 10 drives the plug block 9 away from the mounting block 8, then the operator slides the plug-in block 6 on the lifting rope 5 into the mounting block 8, then the operator starts the first telescopic rod 10, the first telescopic rod 10 drives the plug block 9 to slide into the mounting block 8 and completes the clamping with the plug-in block 6, then the operator starts the hydraulic cylinder 4 and the second telescopic rod 11, the extension end of the hydraulic cylinder 4 retracts, so that the extension end of the hydraulic cylinder 4 drives the lifting rope 5 to gradually move towards the bottom of the roll and abut against the bottom of the roll, the second telescopic rod 11 can move the clamping plate 7, so that the clamping plate 7 can abut against the top of the roll, and the clamping plate 7 can cooperate with the lifting rope 5 to clamp the roll, finally the operator can transfer the clamped roll by the external crane.

[0028] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced by equivalents without departing from the purpose and scope of the present application, and all should be covered in the scope of the claims of the present application.

Claims

1. A roll hoisting apparatus characterized by comprising: The utility model provides a kind of hoisting frame (1), two sliding blocks (2) are slidably arranged on the hoisting frame (1), two sliding blocks (2) are equipped with clamping block (3) and two clamping blocks (3) are correspondingly, two clamping blocks (3) are respectively with the abutment of roll both ends, hydraulic cylinder (4) is rotatably arranged on the hoisting frame (1), the end of hydraulic cylinder (4) is rotatably arranged for hoisting roll hoisting rope (5), hoisting rope (5) is rotatably arranged with the end of the insertion block (6) away from hydraulic cylinder (4), the fixing assembly for fixing insertion block (6) is equipped on the hoisting frame (1), the clamping plate (7) for cooperating hoisting rope (5) is slidably arranged on the hoisting frame (1) and is used to clamp roll.

2. A roll hoisting apparatus according to claim 1, characterised in that: The fixing assembly includes mounting block (8), plug block (9) and first telescopic rod (10), the mounting block (8) is fixedly arranged on the hoisting frame (1), the insertion block (6) is slidably arranged in the mounting block (8), the plug block (9) is slidably arranged in the mounting block (8), and the plug block (9) is clamped with the insertion block (6), the first telescopic rod (10) is fixedly arranged on the mounting block (8), and the first telescopic rod (10) is clamped with the plug block (9), and the first telescopic rod (10) is used to drive the clamping of the plug block (9) and the insertion block (6).

3. A roll hoisting apparatus according to claim 1, characterized in that: Two clamping blocks (3) are equipped with a plurality of clamping grooves (21) for cooperating with different specifications of rolls.

4. A roll hoisting apparatus according to claim 1, characterized in that: The second telescopic rod (11) is fixedly arranged on the hoisting frame (1), and the telescopic end of the second telescopic rod (11) faces the hoisting rope (5), and the clamping plate (7) is fixedly arranged on the telescopic end of the second telescopic rod (11).

5. A roll hoisting apparatus according to claim 1, characterized in that: The first slot hole (12) is formed in the bottom of the hoisting frame (1), the bidirectional screw rod (13) is rotatably arranged in the hoisting frame (1), the two sliding blocks (2) are respectively screwed on the two threaded segments of the bidirectional screw rod (13), the two sliding blocks (2) are respectively slidably arranged through the first slot hole (12) and extend outward, and the motor (14) is fixedly arranged on the hoisting frame (1), and the output end of the motor (14) is fixedly connected with the bidirectional screw rod (13).

6. A roll lifting apparatus according to claim 5, characterised in that: The third telescopic rod (15) is fixedly arranged on the two sliding blocks (2), the sliding groove (16) is formed in the two sliding blocks (2), and the two clamping blocks (3) are respectively fixedly arranged on the telescopic ends of the two third telescopic rods (15) and are respectively slidably arranged in the two sliding grooves (16).

7. A roll hoisting apparatus according to claim 1, wherein: The second slot hole (17) is formed in the top of the hoisting frame (1), the two sliding blocks (2) are respectively slidably arranged through the second slot hole (17) and extend outward, the two guide rails (18) are fixedly arranged on the top of the hoisting frame (1), the two rotating rods (19) are rotatably arranged on the two sliding blocks (2), and the two rotating rods (19) are respectively slidably connected with the two guide rails (18).

8. A roll lifting apparatus according to claim 1, wherein: The hoisting hole (20) is arranged on the both sides of the top of the hoisting frame (1).

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