CN-122025288-A - Clamping and tension independent motor control type frame type stranding machine

CN122025288ACN 122025288 ACN122025288 ACN 122025288ACN-122025288-A

Abstract

The invention provides a clamping and tension independent motor control frame type stranding machine which comprises a bottom frame, wherein a front winch and a rear winch are rotatably arranged at the top of the bottom frame, a stranding frame is fixedly arranged between the front winch and the rear winch, a driving assembly is fixedly arranged on the bottom frame on one side of the stranding frame, a main shaft is rotatably arranged at the output end of the driving assembly, the end part of the main shaft is fixedly connected with the stranding frame, the driving assembly is used for driving the stranding frame through the main shaft, four groups of clamping cylinders are arranged on the stranding frame in an array manner, a safety locking plate is commonly arranged on the clamping cylinders, and a limiting assembly which is fixedly connected with the safety locking plate is arranged on the stranding frame. According to the invention, pneumatic control is adopted by the wire coil clamping, the tension control and the like in the stranding cage, so that the production efficiency is improved, the operation of each part is accurately controlled by the electric control system, the automatic production can be realized, the production efficiency and the stability of the product quality are improved, and the errors and uncertainties caused by manual operation are reduced.

Inventors

CAO ZHENYU
HU JUN
CAO WENYI
TAO YONG
Chen tianguang
HU SONGTAO
ZHU XI

Assignees

马鞍山市天力机械有限公司

Dates

Publication Date: 20260512
Application Date: 20260209

Claims (9)

1. The clamping and tension independent motor control type frame stranding machine is characterized by comprising a bottom frame, wherein a front winch and a rear winch are rotatably arranged at the top of the bottom frame, a stranded wire frame is fixedly arranged between the front winch and the rear winch, a driving component is fixedly arranged on the bottom frame on one side of the stranded wire frame, a main shaft is rotatably arranged at the output end of the driving component, the end part of the main shaft is fixedly connected with the stranded wire frame, the driving component is used for driving the stranded wire frame through the main shaft, four groups of clamping cylinders are arranged on the stranded wire frame in an array manner, a safety locking plate is jointly arranged on the clamping cylinders, a limiting component which is fixedly connected with the safety locking plate in an assembling manner is fixedly arranged on the stranded wire frame, the clamping cylinders comprise wire reels, a wire reel is rotatably arranged in the stranded wire frame, the output end of the clamping cylinders is fixedly connected with one end of each wire reel, a tension component is fixedly arranged on the stranded wire frame on the other end of each stranded wire reel, a main support is arranged on one side of the bottom frame, which is far away from the driving component, a branching component is rotatably arranged on one side of the main support, and the stranded wire frame is rotatably connected with the branching component through the main support; the branching assembly comprises a stranded pipe and a branching plate, the stranded pipe is rotatably arranged on the main support, and the branching plate is fixedly arranged at the end part of the stranded pipe; the limiting assembly comprises a limiting adjusting plate, a clamping cylinder positioning plate, a stretching cylinder seat and a stretching cylinder, wherein the clamping cylinder positioning plate is fixedly arranged in the stranded wire frame, the stretching cylinder seat is fixedly arranged on the clamping cylinder positioning plate, the stretching cylinder is movably hinged to the stretching cylinder seat, the output end of the stretching cylinder is in butt joint with a safety locking plate, and the safety locking plate corresponds to the rear piston position of the clamping cylinder; The tension assembly comprises a tooth-shaped tension disc, a tension sensor, an air disc type brake, a manual tension regulator and a first bearing seat, wherein the first bearing seat and the second bearing seat are rotatably arranged between the wire coil and the stranded wire frame, one end of the wire coil penetrates through the first bearing seat and is connected with the tooth-shaped tension disc in a mounting manner, the other end of the wire coil penetrates through the second bearing seat and is mutually braked and matched with the clamping cylinder, the tooth-shaped tension disc is arranged on one side of the stranded wire frame, the tension sensor and the air disc type brake for matched operation are respectively arranged on the tooth-shaped tension disc, and the manual tension regulator matched with the air disc type brake is fixedly connected on the tooth-shaped tension disc.
2. The frame stranding machine with independent motor control for clamping and tension according to claim 1, wherein the driving assembly comprises a motor, a motor coupler and a main gear box, the main gear box is fixedly arranged at the top of the underframe, the main shaft is rotatably arranged in the main gear box, the motor is fixedly arranged at the outer side of the main gear box, the motor coupler is arranged at the output end of the motor in a butt joint mode, and the motor is in transmission connection with the main gear box through the motor coupler.
3. The frame stranding machine with independent motor control for clamping and tension according to claim 2, wherein the front end of the main shaft is provided with a rotary air seal, a pneumatic control box is fixedly arranged on a bottom frame at the outer side of the main tooth box and connected with the rotary air seal, a main shaft collecting ring is sleeved on the main shaft in a collecting ring protective cover, a main shaft spacer sleeved on the main shaft is fixedly arranged at the inner side of the main tooth box, and the main tooth box is connected with a stranded wire frame through the main shaft spacer.
4. The frame-type stranding machine with independent motor control for clamping and tension according to claim 3, wherein the stranding frame is provided with a broken wire detector and a pressure sensor respectively, the pressure sensor is externally connected with an air source tube, and the broken wire detector is externally connected with a broken wire detection main controller.
5. The frame stranding machine with independent motor control for clamping and tension according to claim 1, wherein a button controller is fixedly arranged on the front face of the main support, a manual safety positioning component is arranged on the safety locking plate, a movable center is arranged at the output end of the clamping cylinder in a butt joint mode, and the clamping cylinder abuts against the shaft end of the wire coil through the movable center.
6. The frame stranding machine with independent motor control for clamping and tension according to claim 1, wherein the limiting assembly further comprises a pneumatic proportional valve base plate, a limiting component, a stretching cylinder fixing plate and a floating joint, the pneumatic proportional valve base plate is fixedly installed on a stranding frame on one side of the limiting adjusting plate, the limiting component matched with the limiting component is fixedly installed on the limiting adjusting plate, the floating joint for driving the safety locking plate is installed at the output end of the stretching cylinder in a butt joint mode, the stretching cylinder fixing plate is fixedly installed on the stretching cylinder, and the stretching cylinder is fixedly connected to the stranding frame through the stretching cylinder fixing plate.
7. The frame strander with independent motor control for clamping and tension according to claim 1, wherein the tension assembly further comprises a magnetic block and a magnetic sensor, the magnetic block is arranged on the back surface of the tooth-shaped tension disc, the magnetic sensor is fixedly arranged on the first bearing seat and is in magnetic attraction fit with the magnetic block, the first bearing seat and the second bearing seat are fixedly arranged in the strander frame respectively, the wire coil is rotatably connected with the first bearing seat and the second bearing seat, a tension disc shaft connected with the wire coil is rotatably arranged in the first bearing seat, the tooth-shaped tension disc is fixedly connected on the tension disc shaft, and the air disc brake is fixedly connected on the first bearing seat and is mutually matched with the tooth-shaped tension disc for operation.
8. The frame strander with independent clamping and tension motor control according to claim 1, wherein the branching assembly further comprises a first pre-twisting plate, a second pre-twisting plate and a third pre-twisting plate, the first pre-twisting plate, the second pre-twisting plate and the third pre-twisting plate are fixedly arranged at the top and the bottom of the stranding tube, the wire wheel is rotatably arranged on the first pre-twisting plate, the second pre-twisting plate and the third pre-twisting plate, a branching protection cover is fixedly arranged on the outer side of the main support, and the stranding tube and the branching plate are arranged in the branching protection cover.
9. The frame strander with independent motor control for clamping and tension according to claim 1, wherein the top of the chassis is fixedly provided with a brake component which is rotationally connected with the front winch and the rear winch, the brake component comprises a front winch brake and a rear winch brake, the top of the chassis is respectively fixedly provided with two groups of front winch brakes and rear winch brakes, the front winch brakes are rotationally assembled with the front winch, and the rear winch brakes are rotationally assembled with the rear winch.

Description

Clamping and tension independent motor control type frame type stranding machine Technical Field The invention relates to the technical field of stranding machines, in particular to a clamping and tension independent motor control type frame stranding machine. Background The frame type stranding machine is key equipment for stranding and forming multi-core cables in the wire and cable industry, and is widely applied to the production of products such as power cables, communication cables, transposed conductors and the like. The working core of the wire twisting device is that the wire twisting frame is driven to rotate at a high speed, and a plurality of groups of wire reels on the frame are driven to pay off synchronously, so that a plurality of core wires are twisted according to a preset pitch. With the development of the cable industry to high precision, high consistency and high safety, especially the requirements of transposed conductors and medium-high voltage cables on core wire tension stability, wire coil clamping reliability and wire breakage fault response speed are more severe, the wire coil clamping and core wire tension control part of the traditional frame strander has the defects that the wire coil clamping and core wire tension control are coupled and cannot be independently regulated and controlled. The wire coil clamping mechanism and the tension adjusting mechanism of the traditional frame type wire twisting machine share one set of power or control link, the action of the clamping cylinder is easy to directly interfere with the tension of the core wire, tension change cannot be accurately compensated in the paying-off process of the wire coil from a full wire coil to an empty wire coil, the fluctuation of the tension of the core wire is large, the defects of uneven pitch, loose strands or stretch-breaking of the core wire and the like of a stranded wire finished product occur, and the product quality is seriously affected. Disclosure of Invention Aiming at the defects of the prior art, the invention provides a clamping and tension independent motor control type frame stranding machine, which solves the problems in the background art. In order to achieve the above purpose, the invention is realized by the following technical scheme: A clamping and tension independent motor control frame type stranding machine comprises a bottom frame, a front winch and a rear winch are rotatably mounted on the top of the bottom frame, a stranded wire frame is fixedly mounted between the front winch and the rear winch, a driving assembly is fixedly mounted on the bottom frame on one side of the stranded wire frame, a main shaft is rotatably mounted at the output end of the driving assembly, the end of the main shaft is connected with the stranded wire frame in a mounting mode, the driving assembly is used for driving the stranded wire frame through the main shaft, four groups of clamping cylinders are mounted on the stranded wire frame in an array mode, a safety locking plate is commonly mounted on the clamping cylinders, a limiting assembly connected with the safety locking plate in an assembling mode is fixedly mounted on the stranded wire frame, the clamping cylinders comprise wire coils, a wire coil is rotatably mounted inside the stranded wire frame, the output end of the clamping cylinders is fixedly connected with one end of the wire coil, a tension assembly is fixedly mounted on the stranded wire frame on the other end of the wire coil, the wire separating assembly is rotatably connected with the wire coils, a main support is arranged on one side of the main support, the main support is rotatably mounted with the separating assembly through the main support, the stranded wire frame is rotatably connected with the stranded wire assembly, the separating assembly comprises stranded wire pipes, the four groups of clamping cylinders are rotatably mounted on the main support, the end of the stranded wire frame, a clamping cylinder is fixedly connected with a piston seat is mounted on the clamping cylinder, a clamping cylinder seat is fixedly connected with the clamping cylinder, and a piston seat is fixedly mounted on the clamping cylinder, and a tension cylinder seat is fixedly mounted on the clamping cylinder seat, and a tension cylinder seat is fixedly mounted on the clamping cylinder and a cylinder seat, and a cylinder seat is fixedly mounted, and a tension seat and a cylinder seat and a tension seat is fixedly positioned and a cylinder The wire coil is characterized in that a first bearing seat and a second bearing seat are rotatably arranged between the wire coil and the stranded wire frame, one end of the wire coil penetrates through the first bearing seat and is in mounting connection with the toothed tension disc, the other end of the wire coil penetrates through the second bearing seat and is in braking fit with the clamping cylinder, the toothed tension disc is arranged on one side of the st