CN216583800U - Electric lifting appliance special for working roller - Google Patents

Abstract

The utility model discloses a special electric lifting appliance for a working roll, which comprises an installation bracket, wherein two clamping arms and two hydraulic arms are arranged below the installation bracket, a hydraulic system is fixedly connected to one end of the installation bracket, an electric control system is fixedly connected to the other end of the installation bracket, the clamping arms and the hydraulic arms are both connected with the hydraulic system, first touch switches are arranged on the inner side walls of the two ends of each clamping arm, the special electric lifting appliance for the working roll can be specially designed according to the characteristics of a roll and a grinding machine through the arrangement of the hydraulic arms and the clamping arms, the clamping is stable, anti-overturning measures are provided, the safety and the stability of the roll during lifting are ensured, the clamp can be controlled through a wireless remote controller only by standing outside a safety distance through the electric control system during lifting of the roll, the back-and-forth movement is not needed, the safety and the labor is saved, and the interlocking protection and the acousto-optic reminding can be realized through the electric signals of preset positions during each action of the clamp, effectively stopping the misoperation problem of personnel.

Description

Electric lifting appliance special for working roller

Technical Field

The utility model relates to the field of products related to lifting appliances, in particular to an electric lifting appliance special for a working roller.

Background

The roller is lifted by steel wire ropes, and two steel wire ropes are hung at two ends of the roller respectively during lifting. The roller is hoisted by adopting the steel wire rope, so that the roller bearing seat is irregular in shape, more in edges and corners, the steel wire rope is easy to wear and break strands, safety risks exist, workers need to hang ropes at two ends and check when the steel wire rope is hoisted, the labor intensity is high, the working efficiency is low, the hoisting is greatly shaken and rotated, the safety is poor, and the grinding machine head frame and the center frame are easily impacted by shaking of the roller when the roller goes up and down a grinding machine, so that the parts of the grinding machine are easily damaged or the service life is reduced, the normal production is influenced, and the workload of maintenance is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tool which is not easy to wear and damage, can be remotely operated and has good hoisting stability, and the tool replaces the existing steel wire rope hoisting mode, so that the safety and the stability of the roll during hoisting are ensured, and the problems in the background art are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a work roll special electric hoist, includes the installing support, the below of installing support is equipped with two centre gripping arms and two hydraulic pressure arms, one of installing support is served fixedly connected with hydraulic system, fixedly connected with electrical control system on the other end of installing support, the centre gripping arm all is connected with hydraulic system with the hydraulic pressure arm, all be equipped with first touch switch on the both ends inside wall of centre gripping arm, be equipped with second touch switch on the bottom of hydraulic pressure arm.

Preferably, the electrical control system comprises a power module, a controller and a remote control transceiver module, wherein the output end of the power module is connected with the input end of the controller, the controller is in bidirectional connection with the remote control transceiver module, an indicator lamp is arranged at the top end of the electrical control system, and the indicator lamp is electrically connected with the controller.

Preferably, the hydraulic system comprises a hydraulic oil tank, a plurality of groups of hydraulic cylinders and a driving motor.

Preferably, the clamping arm and the hydraulic arm are installed on the installation support in a cross manner.

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

this special electric lifting appliance for working roll, can be according to roll and grinding machine characteristics special design through setting up of hydraulic pressure arm and centre gripping arm, it is stable to press from both sides to get, there is the anti-tilt measure, safety and stability when guaranteeing the roll handling, can only need stand when the handling roll through electrical control system and control anchor clamps through wireless remote controller outside the safe distance, do not need to make a round trip to walk about, it is safe laborsaving, and the signal of telecommunication through preset position can make every action of anchor clamps all have interlock protection and reputation to remind, effectively stop personnel's maloperation problem.

Drawings

FIG. 1 is a schematic structural diagram of a hydraulic arm of an electric lifting appliance special for a working roll, provided by the utility model;

FIG. 2 is a schematic structural diagram of a clamping arm of the electric lifting appliance special for the working rolls of the utility model;

fig. 3 is a schematic connection diagram of an electrical control system of the electric lifting appliance special for the working rolls.

In the figure: 1. mounting a bracket; 2. a hydraulic arm; 3. a second touch switch; 4. a hydraulic system; 5. A drive motor; 6. an electrical control system; 7. a clamp arm; 8. a first touch switch; 9. a power supply module; 10. a controller; 11. a remote control transceiver module; 12. an indicator light; 13. a hydraulic oil tank; 14. And a hydraulic cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, an embodiment of the present invention is shown: a special electric lifting appliance for a working roller comprises a mounting bracket 1, two clamping arms 7 and two hydraulic arms 2 are arranged below the mounting bracket 1, a hydraulic system 4 is fixedly connected to one end of the mounting bracket 1, an electrical control system 6 is fixedly connected to the other end of the mounting bracket 1, the clamping arms 7 and the hydraulic arms 2 are both connected with the hydraulic system 4, first touch switches 8 are arranged on the inner side walls of the two ends of each clamping arm 7, a second touch switch 3 is arranged at the bottom end of each hydraulic arm 2, the first touch switches 8 and the second touch switches 3 are both connected with the electrical control system 6, concretely, the two clamping arms 7 clamp the middle of the roller when the roller is lifted, the two hydraulic arms 2 press bearing seats at the two ends of the roller to prevent the roller from sliding and tipping, the hydraulic system 4 controls the actions of the clamping arms 7 and the hydraulic arms 2, and the electrical control system detects and controls the stroke positions of the clamping arms 7 and the hydraulic arms 2, the first touch switch 8 and the second touch switch 3 are used for transmitting preset positions of the hydraulic arm 2 and the clamping arm 7 to the electric control system 6, the electric control system 6 comprises a power supply module 9, a controller 10 and a remote control transceiver module 11, the output end of the power supply module 9 is connected with the input end of the controller 10, the controller 10 is bidirectionally connected with the remote control transceiver module 11, the top end of the electric control system 6 is provided with an indicator lamp 12, the indicator lamp 12 is electrically connected with the controller 10, the hydraulic system 4 comprises a hydraulic oil tank 13, a plurality of groups of hydraulic cylinders 14 and a driving motor 5, concretely, the clamping arm 7 is controlled by the hydraulic cylinder 14 to radially clamp a roller from the roller, the roller presses down the first touch switch 8 on the clamping arm 7 to clamp in place, the hydraulic arm 2 is controlled by the hydraulic cylinder 14 to descend to press down to press bearing blocks at two ends of the roller, the second touch switch 3 is pressed onto the bearing blocks to press down in place, after the lifting is finished, the stabilizing hydraulic cylinder 14 is controlled to ascend to a safe position, then the clamping arm 7 is controlled to be opened, and the roller lifting is finished. Each operation executed by the lifting appliance must ensure that the previous step is moved to a preset position, the first touch switch 8 and the second touch switch 3 are triggered, a signal is transmitted to the electrical control system 6, then the next step is executed, otherwise, the next step is interlocked and protected, and the position states of the clamping arm 7 and the hydraulic arm 2 are displayed through the indicator lamp 12.

Further, the clamping arm 7 and the hydraulic arm 2 are installed on the installation support 1 in a cross shape.

The working principle is as follows: when the roller is hoisted, the clamping arm 7 is controlled to radially clamp the roller from the roller through the hydraulic cylinder 14, the roller presses down the first touch switch 8 on the clamping arm 7 to clamp the roller in place, the hydraulic cylinder 14 controls the hydraulic arm 2 to descend to press the bearing blocks at two ends of the roller, the second touch switch 3 presses the bearing blocks to press the roller in place, after the hoisting is completed, the stable hydraulic cylinder 14 is controlled to ascend to a safe position, then the clamping arm 7 is controlled to be opened, and the hoisting of the roller is completed. Each operation executed by the lifting appliance must ensure that the previous step is moved to a preset position, the first touch switch 8 and the second touch switch 3 are triggered, a signal is transmitted to the electrical control system 6, then the next step is executed, otherwise, the next step is interlocked and protected, and the position states of the clamping arm 7 and the hydraulic arm 2 are displayed through the indicator lamp 12.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (4)

1. The utility model provides a work roll special electric hoist, includes installing support (1), its characterized in that: the utility model discloses a hydraulic clamping device, including installing support (1), fixedly connected with hydraulic system (4), fixedly connected with electrical control system (6) on the other end of installing support (1), clamping arm (7) all are connected with hydraulic system (4) with hydraulic arm (2), all be equipped with first touch switch (8) on the both ends inside wall of clamping arm (7), be equipped with second touch switch (3) on the bottom of hydraulic arm (2), the below of installing support (1) is equipped with two centre gripping arms (7) and two hydraulic arm (2), one of installing support (1) is served fixedly connected with hydraulic system (4), fixedly connected with electrical control system (6) on the other end of installing support (1).

2. The electric lifting appliance special for the working roll according to claim 1, wherein: electric control system (6) include power module (9), controller (10) and remote control transceiver module (11), power module (9) output is connected with controller (10) input, controller (10) and remote control transceiver module (11) both way junction, the top of electric control system (6) is equipped with pilot lamp (12), pilot lamp (12) and controller (10) electric connection.

3. The electric lifting appliance special for the working roll according to claim 1, wherein: the hydraulic system (4) comprises a hydraulic oil tank (13), a plurality of groups of hydraulic cylinders (14) and a driving motor (5).

4. The electric lifting appliance special for the working roll according to claim 1, characterized in that: the clamping arm (7) and the hydraulic arm (2) are installed on the installation support (1) in a cross shape.

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