CN213496210U

CN213496210U - Fixed-length wire cutting machine for wire cutting

Info

Publication number: CN213496210U
Application number: CN202022328045.5U
Authority: CN
Inventors: 金戎; 欧磊; 陆万军
Original assignee: Suzhou Duowei Precision Electromechanical Co ltd
Current assignee: Suzhou Duowei Precision Electromechanical Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-06-22
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a fixed length wire cutting machine for wire cutting, which comprises a mounting bracket, the inboard of mounting bracket is provided with the mounting groove, the lateral wall symmetry of mounting groove is provided with the sliding tray, the inboard of sliding tray is rotated and is connected with the compression roller, the inboard of mounting groove is rotated and is connected with the measuring roller, the pivot fixedly connected with servo motor of measuring roller. The wire cutting machine places the wire into the wire slot, the wire is abutted downwards through the compression roller, and then the PLC controller controls the servo motor to drive the measuring roller to rotate for the number of turns, so that the fixed-length cutting can be carried out on the wire; the compression roller reciprocates along the sliding tray, can satisfy different diameter electric wires and put into the wire casing spacing to its butt to this fixed length cutting that can satisfy different diameter electric wires.

Description

Fixed-length wire cutting machine for wire cutting

Technical Field

The utility model relates to an electric wire cuts technical field, specifically is fixed length wire cutting machine for wire cutting.

Background

The fixed-length wire cutting machine can be widely used for on-line fixed-length cutting of products such as electric wires, rubber tubes, rubber strips and the like, and has a wire preparation process of electric heating wires in the production process of flexible electric heating appliances, namely, pre-cutting purchased or self-produced coiled electric heating wires according to the length required by each flexible electric heating appliance when the electric heating wires are laid, and then beating dozens of cut electric heating wires to be bundled, and then transmitting the electric heating wires to be laid for later use. This wire preparation process for the electric heating wire may also be referred to as a "wire cutting process".

At present, the wire cutting work of the electric heating wire is manually operated on the ground, two persons form a group, one person is responsible for wire pulling, and the other person is responsible for controlling the length determination of the wire pulling (length marked lines with fixed length are drawn on the ground), and corresponding cutting and wire cutting operations are carried out. Then the next electric heating wire is pulled out and cut to a fixed length, and the process is repeated in cycles. For enterprises with large production amount, the wire preparation process at least needs more than two groups of personnel to be equipped so as to meet the production requirement. Therefore, the existing wire cutting process of the electric heating wire has the disadvantages of high working strength of reciprocating wire pulling, low working efficiency and large labor amount.

Disclosure of Invention

An object of the utility model is to provide a fixed length wire cutting machine for wire-electrode cutting to solve the problem that the artifical measurement of wire cutting efficiency is low.

In order to achieve the above object, the utility model provides a following technical scheme: fixed length wire cutting machine for wire cutting, including the mounting bracket, the inboard of mounting bracket is provided with the mounting groove, the lateral wall symmetry of mounting groove is provided with the sliding tray, the inboard rotation of sliding tray is connected with the compression roller, the inboard rotation of mounting groove is connected with the measuring roller, can follow the sliding tray according to the electric wire compression roller of different diameters and reciprocate, the pivot fixedly connected with servo motor of measuring roller, servo motor's rotor speed receives input signal control to can the high-speed reaction, in automatic control system, be used as the executive component, and have that electromechanical time constant is little, the linearity is high, characteristics such as start voltage, can convert the electric signal of receipt into the epaxial angle displacement of motor or angular speed output to this PLC controller of being convenient for controls.

Preferably, the circumference of the compression roller is provided with a pressing strip, and the pressing strip is downwards abutted to the electric wire in the wire slot so that the electric wire can be kept in contact with the measuring roller.

Preferably, the circumference of measuring roller is provided with the wire casing, and the wire casing is used for spacing the electric wire and prevents it from carrying along measuring roller slope, and is corresponding between wire casing and the layering, thereby the layering is the electric wire of butt inslot downwards can make and keep being connected between electric wire and the measuring roller and improve measurement accuracy when measuring roller carries the electric wire.

Preferably, the surface of mounting bracket is provided with the deflector, and the surperficial sliding connection of deflector has the cutter, and the deflector reciprocates to the cutter and carries on spacingly, and thereby the lower extreme fixedly connected with cylinder of cutter promotes the cutter and reciprocates control cutter cutting electric wire, and the lower extreme of cutter inserts the surface of linkage plate, and the cutter cuts the electric wire on linkage plate surface downwards, and linkage plate fixed mounting is on the surface of mounting bracket.

Preferably, the surface of mounting bracket is equipped with the PLC controller, and the PLC controller control servo motor rotates, through setting for servo motor and rotating the number of turns, can measure the electric wire when the measuring roller carries the electric wire.

Compared with the prior art, the beneficial effects of the utility model are that: the wire cutting machine places the wire into the wire slot, the wire is abutted downwards through the compression roller, and then the PLC controller controls the servo motor to drive the measuring roller to rotate for the number of turns, so that the fixed-length cutting can be carried out on the wire; the compression roller reciprocates along the sliding tray, can satisfy different diameter electric wires and put into the wire casing spacing to its butt to this fixed length cutting that can satisfy different diameter electric wires.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a sectional view of the overall structure of the present invention;

fig. 3 is the schematic view of the press roller and the measuring roller of the present invention.

In the figure: the device comprises a mounting frame 1, a mounting groove 11, a servo motor 12, a sliding groove 13, a PLC 14, a guide plate 15, a connecting plate 16, a cylinder 2, a cutter 21, a compression roller 3, a compression bar 31, a measuring roller 4 and a wire casing 41.

Detailed Description

Referring to fig. 1 and 2, the fixed-length wire cutting machine for cutting wires includes an installation frame 1, an installation groove 11 is disposed on the inner side of the installation frame 1, sliding grooves 13 are symmetrically disposed on the side walls of the installation groove 11, a press roller 3 is rotatably connected to the inner side of the sliding groove 13, a measuring roller 4 is rotatably connected to the inner side of the installation groove 11, the press roller 3 can move up and down along the sliding groove 13 according to wires of different diameters, a servo motor 12 is fixedly connected to a rotating shaft of the measuring roller 4, the rotating speed of a rotor of the servo motor 12 is controlled by an input signal and can rapidly respond, and the automatic control system is used as an execution element and has the characteristics of small electromechanical time constant, high linearity, starting voltage and the like, and can convert a received electrical signal into angular displacement or angular velocity on a motor shaft for output.

Referring to fig. 1 and 3, a bead 31 is disposed around the pressing roller 3, and the bead 31 downwardly abuts against the electric wire in the wire groove 41 so that the electric wire can be used to keep contact with the measuring roller 2.

Referring to fig. 2 and 3, a wire groove 41 is formed in the circumferential direction of the measuring roller 4, the wire groove 41 is used for limiting wires and preventing the wires from being obliquely conveyed along the measuring roller 4, the wire groove 41 corresponds to the pressing strip 31, and the pressing strip 31 is downwards abutted to the wires in the wire groove 41, so that the wires and the measuring roller 4 can be kept connected, and the measuring accuracy is improved when the measuring roller 4 conveys the wires.

Referring to fig. 1 and 2, a guide plate 15 is arranged on the surface of the mounting frame 1, a cutter 21 is slidably connected to the surface of the guide plate 15, the cutter 21 is limited by the guide plate 15 in the vertical movement, an air cylinder 2 is fixedly connected to the lower end of the cutter 21, the air cylinder 2 pushes the cutter 21 to move vertically so as to control the cutter 21 to cut an electric wire, the lower end of the cutter 21 is inserted into the surface of the connecting plate 16, the cutter 21 downwardly cuts the electric wire on the surface of the connecting plate 16, and the connecting plate 16 is fixedly mounted on the surface of the mounting frame 1.

Referring to fig. 1, a PLC controller 14 is disposed on a surface of the mounting frame 1, the PLC controller 14 controls the rotation of the servo motor 12, and the number of rotations of the servo motor 12 is set, so that the wire can be measured when the measuring roller 4 conveys the wire.

The utility model discloses when concrete implementation: when the wire cutting machine is used, a wire is placed inside a wire slot 41, a pressing bar 31 is used for downwards abutting against a wire inside the wire slot 41 through a pressing roller 3, then a PLC (programmable logic controller) 14 is used for controlling a servo motor 12 to drive a measuring roller 4 to rotate, the number of turns of the rotation of the measuring roller 4 driven by the servo motor 12 is multiplied by the circumference of the wire slot 41 to obtain the length of the wire, and the fixed-length cutting can be carried out on the wire by controlling the number of turns of the rotation of the servo motor 12; the compression roller 3 can move up and down along the sliding groove 13, so that the situation that wires with different diameters are placed into the wire slot 41 is achieved, the gravity of the compression roller 3 drives the pressing strip 31 to abut against the wire in the wire slot 41 downwards to position the wires, and therefore fixed-length cutting of the wires with different diameters can be achieved.

Claims

1. Fixed length wire cutting machine for wire cutting includes mounting bracket (1), its characterized in that: the inboard of mounting bracket (1) is provided with mounting groove (11), the lateral wall symmetry of mounting groove (11) is provided with sliding tray (13), the inboard of sliding tray (13) is rotated and is connected with compression roller (3), the inboard of mounting groove (11) is rotated and is connected with measuring roller (4), the pivot fixedly connected with servo motor (12) of measuring roller (4).

2. The wire cutting length-fixing wire cutting machine according to claim 1, characterized in that: and a pressing strip (31) is arranged on the circumferential direction of the pressing roll (3).

3. The wire cutting length-fixing wire cutting machine according to claim 1, characterized in that: the circumference of the measuring roller (4) is provided with a wire groove (41), and the wire groove (41) corresponds to the pressing strip (31).

4. The wire cutting length-fixing wire cutting machine according to claim 1, characterized in that: the surface of mounting bracket (1) is provided with deflector (15), and the surperficial sliding connection of deflector (15) has cutter (21), and the lower extreme fixedly connected with cylinder (2) of cutter (21), the lower extreme of cutter (21) insert the surface of linking up fishplate bar (16), and linking up fishplate bar (16) fixed mounting is on the surface of mounting bracket (1).

5. The wire cutting length-fixing wire cutting machine according to claim 1, characterized in that: the surface of the mounting rack (1) is provided with a PLC (programmable logic controller) (14).