阅读说明：本技术 一种管式捻股机 (Tubular strander ) 是由 吴海峰 朱晓东 杨岳民 高正凯 于 2021-10-14 设计创作，主要内容包括：本发明涉及机械加工领域,具体涉及一种管式捻股机,本发明设置气涨轴对工字轮进行锁紧,工字轮内部设有一固定纸管,在安装拆卸工字轮时,只需控制气涨轴底部的气缸的开闭,使伸缩轴膨胀上升注气头伸入气涨轴充气或使伸缩轴收缩下降令注气头脱离气涨轴使其放气,便能够使气胀轴与固定纸管在3秒内完成吸附或松脱,从而通过吸附固定纸管固定工字轮或通过松脱固定纸管配合机械臂更换工字轮,实现工字轮的分离与安装,安装与拆卸可全程自动控制,自动化程度高,操作简单且能够与机械臂配合实现工字轮的拆装。(The invention relates to the field of machining, in particular to a tubular strander which is provided with an inflatable shaft for locking a spool, wherein a fixed paper tube is arranged in the spool, and when the spool is mounted and dismounted, only the opening and closing of a cylinder at the bottom of the inflatable shaft are controlled, so that an inflatable shaft expands, a gas injection head extends into the inflatable shaft for inflation or contracts and descends to separate the gas injection head from the inflatable shaft for deflation, and the inflatable shaft and the fixed paper tube can be adsorbed or loosened within 3 seconds, so that the spool is fixed by adsorbing the fixed paper tube or is replaced by loosening the fixed paper tube and matching with a mechanical arm, the separation and mounting of the spool are realized, the whole-process automatic control of mounting and dismounting can be realized, the automation degree is high, the operation is simple, and the mounting and dismounting of the spool can be realized by matching with the mechanical arm.)

1. A tube type strander is used for twisting a plurality of single steel wires into one strand; the tube type strander is characterized by comprising a first main shaft and a second main shaft which are symmetrically arranged, wherein a cylinder is arranged between the first main shaft and the second main shaft, the cylinder is divided into a plurality of paying-off cavities through a lining, the second main shaft is externally connected with a stranding device, and the stranding device is connected with a take-up reel; the paying-off device is arranged in the paying-off cavity, the paying-off device comprises a spool, a fixed paper tube is arranged in the spool, the fixed paper tube is fixedly locked by an inflatable shaft, an air nozzle for inflating is arranged at the tail end of the inflatable shaft, an air injection head for inflating the inflatable shaft is arranged right below the inflatable shaft, the air injection head is arranged at the top of the inflatable shaft, and an air cylinder is connected to the bottom of the inflatable shaft.

2. The tubular strander as claimed in claim 1, wherein the inflatable shaft has a plurality of splines, and the fixed paper tube has a spline adapted to the splines.

3. The tubular strander as claimed in claim 1, wherein the cylinder is controlled by a pneumatic valve, and the pneumatic valve is electrically connected to a microprocessor.

4. The tubular strander as claimed in claim 1, wherein a monitoring device is disposed on the top of the pay-off device, the monitoring device comprises a CCD scanning device and a data transmission device, and the monitoring device is wirelessly connected to the microprocessor for monitoring the pay-off condition.

5. The tubular strander as claimed in claim 1, wherein the pay-off is driven by a sprocket, and a magnetic particle clutch is disposed between the pay-off and the sprocket.

6. The tubular strander as claimed in claim 1, wherein a threading hole is provided in the bushing, a plurality of threading dies are provided on an inner side wall of the threading cavity, the threading dies are parallel to each other and do not interfere with each other, the threading dies are communicated with the threading hole, and a wire outlet hole for the threading dies to thread out from the threading hole is provided in the second spindle.

7. The tubular strander as claimed in claim 1, wherein the traction device comprises an active take-up wheel, a passive take-up wheel and a traction motor for driving the active take-up wheel and the passive take-up wheel.

8. The tubular strander as claimed in claim 1, wherein the stranding device comprises a wire pressing die and a pre-former disposed between the wire pressing die and the second main shaft, the pre-former comprises a disc, a through hole is disposed at the center of the disc, and a plurality of rotatable guide wheels are disposed at the edge of the disc.

9. The tubular strander as claimed in claim 1, wherein a sound insulation layer is disposed inside the tubular strander barrel, and the sound insulation layer is filled with sound insulation cotton.

10. The tubular strander as claimed in claim 1, wherein a transparent or translucent viewing port is provided at the top of the pay-off chamber.

Technical Field

The invention relates to the field of machining, in particular to a tubular strander.

Background

Stranding is an essential process in steel wire rope processing, along with the continuous development and progress of science and technology, the requirements on a stranding process are higher and higher at present, the current stranding processing is usually realized through a stranding machine, and monofilaments and strands with different specifications are produced through a plurality of combined processes of different machine tools. The production process of the conventional steel wire rope is roughly divided into stranding and plying, and comprises the following steps: a plurality of steel wires are pulled out by a plurality of wire drawing machines, the steel wires are twisted into a twisted strand rope after entering a stranding machine, the twisted strand ropes are sent out by the stranding machines, and the twisted strand ropes form strand ropes with different specifications and sizes after entering a stranding machine. However, when a steel wire rope of the conventional tubular strander is stranded, paying-off is usually carried out through a spool, and a paying-off I-shaped wheel jacking device of the tubular strander with the publication number of CN213230905U is taken as an example, the technical characteristics of a conveying table, a fixed seat, a fixed block and the like are disclosed, most of the I-shaped wheels of the tubular strander are mechanically fixed through bolts, the replacement and disassembly of the spool are very complicated after paying-off is finished, the bolts need to be disassembled, the spool can be separated only by completely disassembling the spool from a mounting shaft, and the spool needs to be inserted into the mounting shaft and the bolts need to be arranged to complete the fixation during the mounting; and because the complicated dismounting steps can only be manually dismounted and mounted and cannot be matched with the mechanical arm for use, the time for dismounting the spool is long, the automation degree is low, and the labor cost is high.

Disclosure of Invention

The invention aims to make up for the defects of the prior art, and provides a tubular strander, which aims to solve the defects that most of I-shaped wheels of the conventional tubular strander are mechanically fixed through bolts, the replacement and disassembly of I-shaped wheels after paying off are very complicated, the I-shaped wheels can only be manually disassembled and assembled, the I-shaped wheels cannot be matched with a mechanical arm for use, the time for disassembling and assembling the I-shaped wheels is long, the automation degree is low, and the labor cost is high.

Specifically, the technical scheme of the invention is as follows:

a tube type strander is used for twisting a plurality of single steel wires into one strand; the tubular strander comprises a first main shaft and a second main shaft which are symmetrically arranged, a cylinder is arranged between the first main shaft and the second main shaft, the cylinder is divided into a plurality of paying-off cavities through a lining, a stranding device is externally connected to the second main shaft, and the stranding device is connected with a take-up reel; the paying-off device is arranged in the paying-off cavity, the paying-off device comprises a spool, a fixed paper tube is arranged in the spool, the fixed paper tube is fixedly locked by an inflatable shaft, an air nozzle for inflating is arranged at the tail end of the inflatable shaft, an air injection head for inflating the inflatable shaft is arranged right below the inflatable shaft, the air injection head is arranged at the top of the inflatable shaft, and an air cylinder is connected to the bottom of the inflatable shaft.

Furthermore, a plurality of key bars are arranged in the air expansion shaft, key grooves matched with the key bars are arranged in the fixed paper tube, and each key bar on the air expansion shaft is inflated by gas during inflation so as to lock the key grooves in the fixed paper tube and further fix the spool. When the gas is discharged, the key strips are shrunk due to the gas loss, and the key strips are separated from the fixed paper tube, so that the separation of the spool is realized.

Furthermore, the cylinder is controlled by a gas valve to control a switch, the gas valve is electrically connected with a micro-processing device, the position of the telescopic shaft can be adjusted by the cylinder through controlling the switch of the gas valve by the micro-processing device, the inflation and deflation of the inflatable shaft are further realized, the installation and the disassembly of the spool are controlled, and the automation degree is high.

Furthermore, a monitoring device is arranged at the top of the pay-off device and comprises a CCD scanning device and a data transmission device, the monitoring device is wirelessly connected with the micro-processing device and used for monitoring the pay-off condition, the CCD scanning device shoots the working condition in the pay-off cavity and transmits the working condition to the micro-processing device through the data transmission device, and the micro-processing device judges the working condition and sends a corresponding instruction.

Furthermore, the pay-off device is driven by a chain wheel, a magnetic powder clutch is arranged between the pay-off device and the chain wheel, the magnetic powder clutch can change the size of exciting current, and then the tension control during the control of torque for pay-off is carried out.

Furthermore, a threading hole is formed in the bushing, a plurality of threading dies are arranged on the inner side wall of the threading cavity, the threading dies are parallel to each other and do not interfere with each other, the threading dies are communicated with the threading hole, and a wire outlet hole for the threading dies to thread out from the threading hole is formed in the second spindle. After being paid off by the paying-off cavity, the steel wire enters the threading die through the threading hole and then leaves the wire outlet hole to enter the stranding device to form a strand.

Furthermore, the traction device comprises an active traction wheel, a passive traction wheel and a traction motor for driving the active traction wheel and the passive traction wheel, wherein the traction motor drives the active traction wheel and the passive traction wheel to do circular motion, so that the steel wire enters the threading hole through a preset track.

Further, the stranding device comprises a wire pressing die and a pre-deformer arranged between the wire pressing die and the second main shaft, the pre-deformer comprises a disc, a through hole is formed in the center of the disc, a plurality of rotatable guide wheels are arranged at the edge of the disc, the through hole is used for penetrating through a center steel wire, and the guide wheels are used for guiding the edge steel wire. The pre-deformer can eliminate stress between steel wires, and avoids the phenomenon that the stranded steel wire rope cannot reach the processing standard due to overlarge stress.

Further, tubular strander casing inside still is provided with a puigging, the puigging is a plurality of layers of plastic-aluminum board, the plastic-aluminum inboard intussuseption is filled with soundproof cotton, the plastic-aluminum board is lower than other material prices, and fills soundproof cotton back separate the audio effect enough excellent.

Furthermore, a transparent or semitransparent observation port is arranged at the top of the paying-off cavity, and the processing condition of the steel wire can be observed through the observation port.

The invention has the advantages that the air expansion shaft is arranged to lock the spool, the fixed paper tube is arranged in the spool, when the spool is installed and disassembled, the air expansion shaft is only required to be controlled to open and close, the expansion shaft is expanded to ascend the air injection head to extend into the air expansion shaft to inflate or the expansion shaft is contracted to descend to separate the air injection head from the air expansion shaft to deflate, so that the air expansion shaft and the fixed paper tube can be adsorbed or loosened within 3 seconds, the spool is fixed by adsorbing the fixed paper tube or is replaced by loosening the fixed paper tube and matching with the mechanical arm, the separation and installation of the spool are realized, the installation and the disassembly can be automatically controlled in the whole course, the automation degree is high, the operation is simple, the spool can be mechanically fixed by matching with the mechanical arm, the problem that the spool is very complicated to replace and disassemble by paying off and replacing the spool in the prior tubular strander is effectively solved, and the I-shaped wheel can only be disassembled and assembled manually, the time for disassembling and assembling the I-shaped wheel is long, the I-shaped wheel cannot be matched with the mechanical arm for use, the automation degree is low, and the labor cost is high.

Drawings

Fig. 1 is a schematic structural view of a tubular strander provided in a first embodiment.

FIG. 2 is a schematic view of the internal structure of the pay-off chamber of the tubular strander provided in the first embodiment

In the figure: the device comprises a first main shaft 1, a second main shaft 2, a barrel 3, a threading hole 4, a threading die 5, a wire outlet hole 6, a stranding device 7, a pre-deformer 7a, a wire pressing die 7b, a take-up reel 8, a spool 9, an air valve 10, an active leading wheel 11, a passive leading wheel 12, an observation port 13, an air expansion shaft 14, a fixed paper tube 15, an air nozzle 16, an air injection head 17, an expansion shaft 18, an air cylinder 19, an air valve 20 and a monitoring device 21.

Detailed Description

The embodiments described below are only a part of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1 and 2, the present embodiment provides a tubular strander for twisting a plurality of single steel wires into one strand; the tubular strander comprises a first main shaft 1 and a second main shaft 2 which are symmetrically arranged, a barrel 3 is arranged between the first main shaft 1 and the second main shaft 2, the first main shaft 1 is installed on a base and is driven by a motor to rotate so as to drive the whole barrel 3 to rotate, and components in the barrel 3 are rotated to thread and strand. The barrel 3 is divided into a plurality of wire releasing cavities through a bushing, a wire threading hole 4 is formed in the bushing, a plurality of wire threading dies 5 are arranged on the inner side wall of each wire releasing cavity, the wire threading dies 5 are parallel to each other and do not interfere with each other, the wire threading dies 5 are communicated with the wire threading hole 4, a wire outlet hole 6 for leading the wire threading dies 5 and the wire threading hole 4 to be led out is formed in the second main shaft 2, a stranding device 7 is connected to the second main shaft 2, and the stranding device 7 is connected with a take-up reel 8. After being paid off by the paying-off cavity, the steel wire enters the threading die 5 through the threading hole 4, then leaves from the wire outlet hole 6, enters the stranding device 7 to be synthesized into a strand, and finally enters the take-up reel 8 to be taken up.

The stranding device 7 comprises a wire pressing die 7b and a pre-deformer 7a arranged between the wire pressing die 7b and the second main shaft 2, the pre-deformer 7a comprises a disc, a through hole is formed in the center of the disc, a plurality of rotatable guide wheels are arranged at the edge of the disc, the through hole is used for penetrating through a center steel wire, and the guide wheels are used for guiding edge steel wires. The pre-deformer 7a can eliminate stress between steel wires, and avoids the phenomenon that the stranded steel wire rope cannot reach the processing standard due to overlarge stress. After being paid off in the paying-off cavity, the silk threads enter the threading die 5 from the threading hole 4 and move towards the wire outlet hole 6, are gathered in the stranding device 7 and stranded into strands, and then are wound and enter the take-up reel 8.

The paying-off device is arranged in the paying-off cavity, the paying-off device comprises a spool 9, a fixed paper tube 15 is arranged inside the spool 9, the fixed paper tube 15 is fixedly locked by an inflatable shaft 14, an air nozzle 16 for air inflation is arranged at the tail end of the inflatable shaft 14, an air injection head 17 for air inflation of the inflatable shaft 14 is arranged right below the inflatable shaft 14, the air injection head 17 is arranged at the top of a telescopic shaft 18, and an air cylinder 19 is connected to the bottom of the telescopic shaft 18. When the spool is mounted and dismounted, the air valve 20 is opened and closed only, the opening and closing of the air cylinder 19 at the bottom of the air expansion shaft 14 are controlled, the expansion shaft 18 is expanded and ascended, the air injection head 17 extends into the air expansion shaft to jack the ascending air nozzle 16 to inflate or the expansion shaft 18 is contracted and descended, the air injection head 17 is separated from the air expansion shaft 14 to deflate, the air expansion shaft 14 and the fixed paper tube 15 can be adsorbed or loosened within 3 seconds, the spool 9 is fixed through adsorbing the fixed paper tube 15 or the fixed paper tube 15 is loosened to grab and replace the spool 9 through matching with a mechanical arm, and each key strip on the air expansion shaft 14 is inflated to be inflated by gas, so that the key grooves in the fixed paper tube 15 are locked, and the spool 9 is further fixed. When the air is deflated, each key strip on the air inflation shaft 14 contracts, the fixed paper tube 15 and the spool 9 fall off together, so that the spool is separated and mounted, the paying-off device is driven by a chain wheel, a magnetic powder clutch is arranged between the paying-off device and the chain wheel, the magnetic powder clutch can change the size of exciting current, and further the torque is controlled so as to control the tension during paying-off. The traction device comprises an active traction wheel 11, a passive traction wheel 12 and a traction motor for driving the active traction wheel 11 and the passive traction wheel 12, wherein the traction motor drives the active traction wheel 11 and the passive traction wheel 12 to do circular motion, so that a steel wire enters the threading hole 4 through a preset track. The top of the pay-off device is provided with a monitoring device 21 which can monitor the pay-off condition.

Example two

In this embodiment, different from the first embodiment, the air valve is electrically connected to a microprocessor, the monitoring device 21 is also wirelessly connected to the microprocessor, the monitoring device 21 includes a CCD scanning device and a data transmission device for monitoring the wire releasing condition, the CCD scanning device shoots the working condition in the wire releasing cavity and transmits the working condition to the microprocessor through the data transmission device, and the microprocessor determines the working condition and sends a corresponding command to control the opening and closing of the air valve 20, so as to control the inflation and deflation of the inflatable shaft 14. The position of the telescopic shaft can be adjusted by the air cylinder through the microprocessor device receiving data shot by the monitoring device 21 and sending a corresponding instruction to control the switch of the air valve 20, the installation and the disassembly of the inflating and deflating control spool of the inflatable shaft are completed, the automation degree is high, manual care is not needed, and the labor cost is saved.

Preferably, tubular strander casing inside still is provided with a puigging, the puigging is a plurality of layers of plastic-aluminum board, the plastic-aluminum inboard intussuseption is filled with soundproof cotton, the plastic-aluminum board is lower than other material prices, and fills soundproof cotton back separate the sound effect enough excellences. And a transparent or semitransparent observation port is arranged at the top of the wire releasing cavity, and the processing condition of the steel wire can be observed through the observation port.

The invention is provided with the air expansion shaft to lock the spool, the spool is internally provided with the fixed paper tube, when the spool is assembled and disassembled, the air expansion shaft and the fixed paper tube can be adsorbed or loosened within 3 seconds only by controlling the opening and closing of the air cylinder at the bottom of the air expansion shaft to enable the expansion shaft to expand and raise the air injection head to extend into the air expansion shaft to be inflated or enable the expansion shaft to contract and lower to enable the air injection head to be separated from the air expansion shaft to be deflated, so that the spool is fixed by adsorbing the fixed paper tube or is matched with the mechanical arm to replace the spool by loosening the fixed paper tube, the separation and the assembly of the spool are realized, the assembly and the disassembly can be automatically controlled in the whole process, the automation degree is high, the operation is simple, the assembly and the disassembly of the spool of the existing tubular strander are effectively realized by matching with the mechanical arm, the problem that the spool is mostly fixed mechanically by a bolt after paying off is effectively solved, the assembly and the disassembly of the spool are very complicated and only can be manually disassembled, the time for disassembling and assembling the spool is long, the spool cannot be matched with a mechanical arm, the automation degree is low, and the labor cost is high.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.