CN211998453U - Electric horizontal coil clamp with on-load protection device - Google Patents

Abstract

The utility model discloses an electronic horizontal roll clamp with have load protection device, including gallows, crossbeam, two clamps and driving motor, the bottom of clamp is provided with relative pincers foot each other, and two crossbeams are provided with the guard plate in relative one side each other, be provided with the installation cavity on the pincers foot, be provided with the proximity switch who is used for controlling the clamp motion in the installation cavity, installation cavity open-top's top is provided with the clamp plate that can stretch out and draw back from top to bottom, the lower extreme of clamp plate is provided with the response piece that extends to the installation cavity. The utility model discloses a whether cooperation between clamp plate lower extreme response piece and the proximity switch detects clamp and carries the thing, when the coil of strip is pressed and is covered on the clamp plate, response piece on the clamp plate and proximity switch's response end contact to make proximity switch signals to cut off the power device of clamp, even when faults such as cable short circuit, adhesion of electronic horizontal roll clamp, the maloperation such as the clamp is automatic to be opened, the clamp is tight can not appear yet, thereby production accident avoids appearing.

Description

Electric horizontal coil clamp with on-load protection device

Technical Field

The utility model relates to an electronic roll clamp technical field that crouches especially relates to an electronic roll clamp that crouches with have load protection device.

Background

Electronic horizontal coil clamp is the indispensable equipment of cold rolling mill production usefulness for the hoist and mount operation of production line coil of strip, because hang the lift that the coil operation need relapse, power supply unit of electronic horizontal coil clamp also follows to relapse simultaneously and stretch, the short circuit can appear in the cable in tensile process occasionally, the adhesion, thereby lead to electronic horizontal coil clamp to appear automatic action, clamp automatic opening makes the coil of strip drop or presss from both sides the tight coil of strip damage that leads to the fact when hoist and mount operation promptly, this has brought very big potential safety hazard for hoist and mount operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to avoid prior art's weak point, provide an electronic horizontal roll clamp with have load protection device to effectively solve the weak point that exists among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an electronic book clamp for sleeping in with have load protection device, includes gallows, crossbeam, two clamps and driving motor, the clamp is in driving motor's drive is followed down the crossbeam removes, the bottom of clamp is provided with the pincers foot relative each other, and two crossbeams are provided with the guard plate in one side relative each other, be provided with the installation cavity on the pincers foot, be provided with the proximity switch who is used for controlling the clamp motion in the installation cavity, installation cavity open-top's top is provided with the clamp plate that can stretch out and draw back from top to bottom, the lower extreme of clamp plate is provided with the response piece that extends to the installation cavity, the response piece with proximity switch's response end cooperation work.

Further, a plurality of air springs are arranged in the installation cavity, piston rods of the air springs are vertically arranged upwards, the pressing plate is fixedly arranged at the top of the piston rods, and the pressing plate is suspended above an opening in the top of the installation cavity in a natural state.

Furthermore, the top of installation cavity is provided with the annular along circumference and keeps off along, the annular keeps off along making the top of installation cavity form one and is used for holding the groove of accomodating of clamp plate.

Further, the proximity switch is arranged at the center of the bottom of the installation cavity, and the induction block is arranged at the center of the bottom of the pressing plate.

Further, the clamp is provided with a mounting seat at one side opposite to each other, and the protection plate is mounted on the mounting seat.

Further, the guard plate with one side equipartition of mount pad laminating is provided with a plurality of installation archs, be provided with on the mount pad with the mounting groove of the protruding looks adaptation of installation, the guard plate passes through threaded rod and mount pad fixed connection.

Furthermore, be provided with a plurality of perforation on the guard plate, the mount pad is in corresponding the fenestrate position is provided with the screw thread blind hole, the threaded rod is in through perforation and spiro union in the screw thread blind hole.

Furthermore, the protection plate is made of hard rubber.

The above technical scheme of the utility model following beneficial effect has: the utility model discloses set up a proximity switch in the pincers foot to set up a clamp plate that can stretch out and draw back from top to bottom in pincers foot top, whether carry the thing through the cooperation detection clamp between clamp plate lower extreme response piece and the proximity switch, when the coil of strip is pressed and is covered on the clamp plate, response piece on the clamp plate and proximity switch's response end contact, thereby make the power device that proximity switch signals cut off the clamp, even the cable short circuit of electronic horizontal coil clamp, during troubles such as adhesion, also can not appear the automatic maloperation of opening of clamp, press from both sides tight, thereby avoid appearing the production accident.

Drawings

Fig. 1 is a schematic structural view of a front view plane of an embodiment of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic view of a planar structure of a protection plate according to an embodiment of the present invention;

fig. 4 is a schematic view of an installation section of a protection plate and a mounting seat according to an embodiment of the present invention.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, the electric horizontal coil clamp with a load protection device in this embodiment includes a hanger 1, a cross beam 2, two clamps 3 and a driving motor 4, the clamp 3 is driven by the driving motor 4 to move left and right along the cross beam 2, clamp feet 5 opposite to each other are disposed at the bottom of the clamp 3, a protection plate 10 is disposed at one side of each of the two cross beams 2 opposite to each other, a mounting cavity 5a is disposed on one of the clamp feet 5, a proximity switch 6 for controlling the clamp 3 to move is disposed in the mounting cavity 5a, a pressing plate 7 capable of extending up and down is disposed above an opening at the top of the mounting cavity 5a, an induction block 8 extending into the mounting cavity 5a is disposed at the lower end of the pressing plate 7, the induction block 8 cooperates with an induction end of the proximity switch 6, the top of the pressing plate 7 is arc-shaped and fits with an inner wall at a central hole of a steel coil, the proximity switch 6, the proximity switch 6 controls the start and stop of the driving motor 4 by sending signals.

A plurality of air springs 9 are arranged in the installation cavity 5a, piston rods 9a of the air springs 9 are vertically arranged upwards, the pressing plate 7 is fixedly arranged at the tops of the piston rods 9a, and the pressing plate 7 is suspended above an opening in the top of the installation cavity 5a in a natural state.

An annular blocking edge 5b is arranged above the mounting cavity 5a along the circumferential direction, and the annular blocking edge 5b enables the top of the mounting cavity 5a to form a receiving groove 5c for receiving the pressure plate 7.

The pressing plate 7 can be completely received in the receiving groove 5 c.

The proximity switch 6 is disposed at the center of the bottom of the installation cavity 5a, and the sensing block 8 is disposed at the center of the bottom of the pressing plate 7.

The clamps 3 are provided with mounting seats 11 at sides opposite to each other, and the shielding plates 10 are mounted on the mounting seats 11.

One side equipartition that guard plate 10 and mount pad 11 laminated is provided with a plurality of installation arch 10a, be provided with on the mount pad 11 with the installation groove of the protruding 10a looks adaptation of installation, guard plate 10 passes through threaded rod and 11 fixed connection of mount pad.

The protection plate 10 is provided with a plurality of through holes 10b, the mounting base 11 is provided with a threaded blind hole at a position corresponding to the through holes 10b, and the threaded rod passes through the through holes 10b and is screwed in the threaded blind hole.

Preferably, the material of the protection plate 10 is hard rubber.

The utility model discloses a theory of operation does: when the electric horizontal coil clamp lifts a steel coil, the clamp 3 is firstly lowered to the position of the steel coil, then the two clamps 3 are driven by the driving motor 4 to approach to two sides of the steel coil until the side surface of the steel coil contacts with the protection plate 10, meanwhile, the two clamp feet 5 move into a central hole of the steel coil, at the moment, the driving motor 4 stops working, then the electric horizontal coil clamp integrally lifts, in the lifting process, the clamp feet 5 contact with the top of the center of the steel coil, under the extrusion of the steel coil, the pressing plate 7 moves downwards and enables a piston rod 9a of the air spring 9 to contract, the lower end of the pressing plate 7 finally abuts against an annular blocking edge 5b of the mounting cavity 5a, the pressing plate 7 is completely accommodated in the accommodating groove 5c, at the moment, the induction block 8 at the bottom of the pressing plate 7 contacts with the induction end of the proximity switch 6, the proximity switch 6 generates a signal, and cuts off a control circuit of the driving motor, thereby make 3 stop work of clamp, even faults such as circuit adhesion appear, clamp 3 can not move yet, and then avoid clamp 3 to cause the accident in the maloperation when hoist and mount appearing, when the coil of strip is carried the destination, electronic horizontal coil clamp can descend and place the coil of strip at the target location, the coil of strip is placed the back, electronic horizontal coil clamp continues to descend, until clamp plate 7 and the roof separation of coil of strip centre bore department, under the effect of air spring 9, can be with clamp plate 7 holding up in groove 5c department jack-up, meanwhile, response piece 8 also with proximity switch 6's response end separation, thereby make driving motor 4's control circuit restart, alright control two clamp 3 and locate the separation at the coil of strip, and then accomplish hoist and mount work.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (8)

1. The utility model provides an electronic horizontal roll clamp with have protection device, its characterized in that: including gallows, crossbeam, two clamps and driving motor, clamp and be in driving motor's drive is followed down the crossbeam removes, the bottom of clamp is provided with relative pincers foot each other, and two crossbeams are provided with the guard plate in relative one side each other, be provided with the installation cavity on the pincers foot, be provided with the proximity switch who is used for controlling the clamp motion in the installation cavity, installation cavity open-top's top is provided with the clamp plate that can stretch out and draw back from top to bottom, the lower extreme of clamp plate is provided with the response piece that extends to the installation cavity, the response piece with proximity switch's response end cooperation work.

2. The electric horizontal rolling clamp with the on-load protection device according to claim 1, is characterized in that: the mounting cavity is internally provided with a plurality of air springs, piston rods of the air springs are vertically and upwards arranged, the pressing plate is fixedly arranged at the top of the piston rods, and the pressing plate is suspended above an opening at the top of the mounting cavity in a natural state.

3. The electric horizontal rolling clamp with the on-load protection device according to claim 2, is characterized in that: the top of installation cavity is provided with the annular along circumference and keeps off along, the annular keeps off along making the top of installation cavity form one and is used for holding the groove of accomodating of clamp plate.

4. The electric horizontal rolling clamp with the on-load protection device according to claim 3, is characterized in that: the proximity switch is arranged at the center of the bottom of the installation cavity, and the induction block is arranged at the center of the bottom of the pressing plate.

5. The electric horizontal rolling clamp with the on-load protection device according to claim 1, is characterized in that: the clamp is provided with a mounting seat on one side opposite to each other, and the protection plate is mounted on the mounting seat.

6. The electric horizontal rolling clamp with the on-load protection device according to claim 5, is characterized in that: the guard plate with one side equipartition of mount pad laminating is provided with a plurality of installation archs, be provided with on the mount pad with the mounting groove of the protruding looks adaptation of installation, the guard plate passes through threaded rod and mount pad fixed connection.

7. The electric horizontal rolling clamp with the on-load protection device according to claim 6, is characterized in that: the protective plate is provided with a plurality of through holes, the mounting seat corresponds to the through holes, threaded blind holes are formed in the positions of the through holes, and the threaded rod is connected in the threaded blind holes through the through holes in a threaded mode.

8. The electric horizontal rolling clamp with the on-load protection device according to claim 7, is characterized in that: the protection plate is made of hard rubber.

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