CN212925280U

CN212925280U - High-efficiency false twist rotor

Info

Publication number: CN212925280U
Application number: CN202021779013.0U
Authority: CN
Inventors: 吕国荣; 方莘扬
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-04-09
Anticipated expiration: 2030-08-24

Abstract

The utility model discloses a high-efficient false twist rotor, including false twist rotor, false twist silk and acceleration wheel, the false twist rotor is fixed in the acceleration wheel is interior, the acceleration wheel upper end is fixed with the middle support, be fixed with the tombarthite magnet steel on the middle support, the false twist rotor include the rotor cover with set up in rotor core in the rotor cover, two parallel arrangement's helicla flute is seted up to rotor core outer wall, the mounting groove has been seted up to rotor cover outer wall, the surface of rotor cover has the wearing layer, the mounting groove with acceleration wheel joint, rotor cover upper end with the tombarthite magnet steel sets up relatively. The utility model adopts the above structure a high-efficient false twist rotor under the 30 ten thousand rpm circumstances of processing rotational speed, the live time is long, avoids often changing, improves production efficiency, and the processing fiber fineness scope is 20D to 400D, has enlarged the range of work to satisfy the processing of many varieties and special demand.

Description

High-efficiency false twist rotor

Technical Field

The utility model relates to a false twisting machine accessory technical field especially relates to a high-efficient false twist rotor.

Background

At present, the production of more than 300D by the domestic existing equipment production line can only be finished by stranding and doubling raw materials, and has high cost, low yield and poor evenness of fiber evenness. The high-elasticity fiber can only produce low-fineness fiber, the production efficiency is low, although the conventional false twist rotor can reach 15 ten thousand revolutions per minute, the abrasion resistance, heat dissipation, stability, operation rate and the like of another part are reduced along with the increase of the speed, the parts are required to be replaced frequently and periodically, and the conventional equipment needs to replace the parts once a week under the working condition of 15 ten thousand revolutions per minute, so that the production efficiency is directly influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high-efficient false twist rotor under the 30 ten thousand rpm circumstances of processing rotational speed, the live time is long, avoids often changing, improves production efficiency, and the processing fibre fineness scope is 20D to 400D, has enlarged the range of work to satisfy the processing of many varieties and special demand.

In order to realize the above-mentioned purpose, the utility model provides a high-efficient false twist rotor, including false twist rotor, false twist silk and acceleration wheel, the false twist rotor is fixed in the acceleration wheel is interior, the acceleration wheel upper end is fixed with the middle support, be fixed with the tombarthite magnet steel on the middle support, the false twist rotor include the rotor cover with set up in rotor core in the rotor cover, two parallel arrangement's helicla flute is seted up to rotor core outer wall, the mounting groove has been seted up to rotor cover outer wall, the surface of rotor cover has the wearing layer, the mounting groove with the acceleration wheel joint, rotor cover upper end with the tombarthite magnet steel sets up relatively.

Preferably, the speed-increasing wheel is made of a high-strength high-temperature-resistant PU material.

Preferably, the rare earth magnetic steel is a rare earth samarium cobalt permanent magnet.

Preferably, the rotor core is made of carbon fiber reinforced tungsten carbide or beryllium bronze, the roundness reaches 0.0015 mm, the two-way runout is 0.002mm, and the rotor sleeve is made of Gr12 steel.

Therefore, the utility model adopts the above structure a high-efficient false twist rotor under the 30 ten thousand rpm circumstances of processing rotational speed, the live time is long, avoids often changing, improves production efficiency, and the processing fiber fineness scope is 20D to 400D, has enlarged the range of work to satisfy the processing of many varieties and special demand.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

FIG. 1 is a schematic view of a high-efficiency false twist rotor according to the present invention;

fig. 2 is a schematic view of the structure of the rotor core of the present invention.

Reference numerals

1. A false twist rotor; 11. a rotor housing; 111. mounting grooves; 12. a rotor core; 121. a helical groove; 2. Rare earth magnetic steel; 3. a middle support; 4. a speed increasing wheel.

Detailed Description

Examples

Fig. 1 is the utility model relates to a high-efficient false twist rotor structure sketch map, fig. 2 is the utility model discloses rotor core structure sketch map, as shown in the figure, a high-efficient false twist rotor includes false twist rotor 1, false twist silk and increaser 4, and this embodiment increaser 4 is high strength high temperature resistant PU material, and high strength high temperature resistant PU material can be temperature resistant be 70-80 degrees, improves life.

The false-twist rotor 1 is fixed in the speed-increasing wheel 4, the upper end of the speed-increasing wheel 4 is fixed with the middle support 3, the rare earth magnetic steel 2 is fixed on the middle support 3, the upper end of the rotor sleeve 11 is arranged opposite to the rare earth magnetic steel 2, the rare earth magnetic steel 2 is a rare earth samarium cobalt permanent magnet in the embodiment, the rare earth samarium cobalt permanent magnet has high magnetic energy product and extremely low temperature coefficient, the highest working temperature can reach 350 ℃, the negative temperature is not limited, and when the working temperature is over 180 ℃, the magnetic energy product, the coercivity, the temperature stability and the chemical stability are all good.

False twist rotor 1 includes rotor cover 11 and sets up rotor core 12 in rotor cover 11, and two parallel arrangement's helicla flute 121 has been seted up to rotor core 12 outer wall, and mounting groove 111 has been seted up to rotor cover 11 outer wall, and mounting groove 111 and step-up wheel 4 joint, mounting groove 111 with step-up wheel 4 pass through interference fit card in the step-up wheel 4, there is the wearing layer rotor cover 11's surface, and this embodiment rotor cover 11 adopts Gr12 steel material, through different heating and quenching treatment, rotor cover 11 has good toughness to form the wearing layer on rotor cover 11's surface, hardness reaches HRC60 ~ 62, and stable non-deformable of size can use for a long time. The rotor core 12 of the embodiment is made of carbon fiber reinforced tungsten carbide or beryllium bronze, and has a roundness of 0.0015 mm and a bidirectional runout of 0.002 mm.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the technical solution of the present invention can still be modified or replaced by other equivalent means, and the modified technical solution can not be separated from the spirit and scope of the technical solution of the present invention.

Claims

1. An efficient false twist rotor, comprising a false twist rotor, a false twist yarn and a speed increasing wheel, wherein the false twist rotor is fixed in the speed increasing wheel, and is characterized in that: the false twist rotor comprises a rotor sleeve and a rotor core arranged in the rotor sleeve, two spiral grooves arranged in parallel are formed in the outer wall of the rotor core, a mounting groove is formed in the outer wall of the rotor sleeve, a wear-resistant layer is arranged on the surface of the rotor sleeve, the mounting groove is connected with the speed-increasing wheel in a clamped mode, and the upper end of the rotor sleeve is arranged opposite to the rare-earth magnetic steel.

2. A high efficiency false twist rotor as claimed in claim 1 wherein: the speed-increasing wheel is made of high-strength high-temperature-resistant PU materials.

3. A high efficiency false twist rotor as claimed in claim 1 wherein: the rare earth magnetic steel is a rare earth samarium cobalt permanent magnet.

4. A high efficiency false twist rotor as claimed in claim 1 wherein: the rotor core is made of carbon fiber reinforced tungsten carbide or beryllium bronze, the roundness reaches 0.0015 mm, the two-way jumping is 0.002mm, and the rotor sleeve is made of Gr12 steel.