CN211497914U

CN211497914U - Single-spindle double-wheel false-twist compact spinning mechanism with combined structure and spinning frame thereof

Info

Publication number: CN211497914U
Application number: CN201921487931.3U
Authority: CN
Inventors: 陈伟雄
Original assignee: Jiaxing University
Current assignee: Jiaxing University
Priority date: 2019-09-01
Filing date: 2019-09-01
Publication date: 2020-09-15
Anticipated expiration: 2029-09-01

Abstract

A false twisting and gathering spinning mechanism with a single-spindle double-wheel belt combined structure comprises a leading-out roller and a false twisting device with a single-spindle double-wheel belt combined structure, wherein the leading-out roller comprises a leading-out lower roller and a leading-out upper roller, the false twisting device with the single-spindle double-wheel belt combined structure comprises a friction belt, a driving wheel, a driven wheel, a driving wheel, a transmission shaft, a base and a filoplume suppressor, the friction belt is positioned by the driving wheel and the driven wheel in each spindle position and is in a back-and-forth circulating rotation track, a straight line section on one side is a friction side where the friction belt is in contact with fiber strands, the friction belt of a straight line section on the friction side is parallel to a jaw of the leading-out roller, and the parallel distance between the surface of the friction belt of the straight.

Description

Single-spindle double-wheel false-twist compact spinning mechanism with combined structure and spinning frame thereof

Technical Field

The utility model belongs to the technical field of ring spinning, and relates to a false twist compact spinning mechanism with a single-spindle double-wheel combined structure and a spinning frame thereof.

Background

In order to eliminate the hairiness of the yarn, the current actual production basically adopts air flow to gather before twisting the fiber bundle, and also adopts a mechanical means to gather the fiber bundle, and in the two methods, the air flow method can generate larger energy consumption, and the mechanical method can generate abrasion; twisting causes fiber bundling, and the false twisting technology in the twisting method is very much studied in the ring spindle low-twist spinning technology, typically: the ' clamping type false twisting device ' proposed by ZL200710089867.9, the ' circulating tangential belt proposed by ZL 201310091686.5 ' method and device for applying false twist to yarn before ring spinning ', and the ' ring spinning machine with false twisting device ' proposed by ZL 201080056636.8 have friction wheels with various structural forms, which are all the false twisting process requirements aiming at low twist spinning, and the goals of the low twist spinning and the false twist compact spinning are different, the processes are different, the yarn forming process is different, and the mechanism setting is different, so the mechanism for meeting the false twist compact spinning needs to be developed and researched.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a single-spindle double round takes integrated configuration false twist to gather and spins mechanism for the false twist of the fibre palpus strip that realizes the ring spinning gathers.

Another object of the present invention is to provide a ring spinning frame for false twist compact spinning for ring spinning.

A false twisting integrated spinning mechanism with a single-spindle double-wheel belt combined structure comprises a leading-out roller and a false twisting device with a single-spindle double-wheel belt combined structure, wherein the leading-out roller comprises a leading-out lower roller and a leading-out upper roller, the false twisting device with the single-spindle double-wheel belt combined structure comprises a friction belt, a driving wheel, a driven wheel, a driving wheel, a transmission shaft, a base and a filoplume suppressor, the false twisting device with the single-spindle double-wheel belt combined structure is positioned between the leading-out roller and a front roller of a fine yarn machine drafting mechanism, the driving wheel and the driven wheel in the false twisting device with the single-spindle double-wheel belt combined structure are arranged on the same base, the friction belt is sleeved on the driving wheel and the driven wheel, the driving wheel and the driving wheel are arranged at two ends of the transmission shaft, the transmission shaft drives the driving wheel and the driving wheel to drive the, in each spindle position, the driving wheel and the driven wheel position friction belt circularly rotate in a back-and-forth track, wherein a straight line section on one side is a contact friction side of the friction belt and the fiber strand, the friction belt of a straight line section on the friction side is parallel to a jaw of the drawing roller, and the parallel distance between the surface of the friction belt of the straight line section on the friction side and the outer circle surface of the upper drawing roller and the lower drawing roller is 1-10 mm.

A single-spindle double-wheel band composite structure false twisting device for false twisting aggregation spinning is characterized in that the contact surface of a filoplume suppressor and a fiber strand is a plane, the plane is parallel to the fiber strand and is also parallel to a roller jaw, the filoplume suppressor forms a yarn path relative to the fiber strand, the angle and the height of the filoplume suppressor are adjustable, and the plane of the filoplume suppressor is in floating connection with the surface of the fiber strand.

A single-spindle double-wheel band composite structure false twisting device for false twisting aggregation spinning is characterized in that the contact surface of a filoplume suppressor and a fiber strand is a plane or two parallel planes, and the filoplume suppressor has a space limiting effect on a yarn forming channel, or has a temperature regulating function or has a humidifying function.

A single-spindle double-wheel band combined structure false twisting device for false twisting aggregation spinning is characterized in that the cross section of the contact part of a friction band and a fiber strand is circular arc or polygonal, and the longitudinal section of the friction band is rectangular or zigzag.

A single spindle double round takes integrated configuration false twisting device for false twist gathers spins, and the diameter or the width of friction area are 3 ~ 10 mm.

A single-spindle double-wheel band combined structure false twisting device for false twisting integrated spinning, the friction surface of the friction band is not contacted with any machine member of the device.

A single-spindle double-wheel band composite structure false twisting device for false twisting aggregation spinning is provided, wherein a driving wheel is driven by a driving belt.

A false twist integrated ring spinning frame comprises a drafting mechanism, a false twist integrated spinning mechanism with a single spindle and double wheel belt combined structure and a twisting winding mechanism, wherein each spindle is provided with a friction belt rotating and along a triangular track, a fiber strand forming path sequentially comprises the drafting mechanism, a false twisting device with the single spindle and double wheel belt combined structure, a leading-out roller and the twisting winding mechanism, a fiber strand output from a front roller jaw passes along a hairiness suppressor plane to the leading-out roller jaw, the fiber strand forms an angle for the friction belt, the friction belt in linear motion along a direction parallel to the leading-out roller jaw drives the fiber strand to rotate, the fiber strand is twisted back to be bundled when coming out of the front roller jaw, the hairiness suppressor plane is in a position flatly attached to the rotating fiber strand, the fiber strand rotates along the plane, the hair scattered on the strand is gathered or wound on the fiber strand, the friction belt rubs and false-twists the fiber strand and combines with the leading-out roller, the fiber strand retreats through the false twisting point to remove the twist degree, and the leading-out roller outputs the untwisted fiber strand which is twisted, untwisted and gathered.

The false twisting and gathering ring spinning frame has the same sliver-drawing linear speed as the sliver-drawing linear speed of the front roller of the drafting mechanism and the sliver-drawing linear speed of the drawing roller without considering the influence of the false twisting device on the twisting, untwisting and bundling of the sliver and the elongation of the sliver, and the front roller and the drawing roller of the drafting mechanism have speed measuring monitoring to ensure the rotation speed ratio between the front roller and the drawing roller or the fixed rotation speed ratio between the front roller and the drawing roller.

The utility model discloses the beneficial effect who realizes:

the utility model provides a single spindle double round of integrated configuration false twist integrated spinning mechanism and spinning frame, with runner disc and friction band integrated configuration, can keep the advantage of tangential friction mode, the short friction area of single spindle can avoid the upset when long girth circulation tangential belt rotates, avoids appearing circulation tangential friction face and receives the friction of support and direction parts, produces the damage and leads to the fact the influence to the fibre strand, and single spindle structure can control the distance that friction area and drawing roller were kept silent better moreover, ensures the stability of fibre strand friction gyration, provides the false twisting device that satisfies the technological requirement for the false twist integrated spinning technology.

Drawings

FIG. 1 is a schematic view of a false twist compact spinning mechanism with a single-spindle double-wheel belt composite structure of the present invention;

FIG. 2 is a schematic view showing the back-and-forth track shape of the friction belt positioned by the driving wheel and the driven wheel in the false twisting device with single-spindle and double-wheel belt combined structure of the present invention;

FIG. 3 is a schematic view of the longitudinal and transverse shapes of the tooth-shaped friction belt of the present invention;

FIG. 4 is another schematic view of the longitudinal and transverse shapes of the tooth-shaped friction belt according to the present invention;

FIG. 5 is another schematic view of the cross-sectional shape of the circular friction belt of the present invention;

FIG. 6 is a schematic view of a single-spindle double-wheel false twist compact spinning machine with a combined structure.

Detailed Description

The utility model provides a following just with a single spindle double round takes integrated configuration false twist to gather spins mechanism, the detailed description the technical scheme of the utility model, the embodiment of the utility model provides a only supplies to explain concrete method, the utility model discloses its scale does not receive the restriction of embodiment.

Examples

As shown in figure 1, the single-spindle double-wheel-belt combined structure false twisting integrated spinning mechanism comprises a leading-out roller 2 and a single-spindle double-wheel-belt combined structure false twisting device 1, wherein the leading-out roller comprises a leading-out lower roller 21 and a leading-out upper roller 22, the single-spindle double-wheel-belt combined structure false twisting device comprises a friction belt 11, a driving wheel 12, a driven wheel 13, a driving wheel 14, a transmission shaft 15, a base 16 and a fluff suppressor 17, the single-spindle double-wheel-belt combined structure false twisting device 1 is arranged between the leading-out roller 2 and a front roller of a drafting mechanism of a spinning frame, the driving wheel 12 and the driven wheel 13 in the single-spindle double-wheel-belt combined structure false twisting device are arranged on the same base 16, the friction belt 11 is sleeved on the driving wheel 12 and the driven wheel 13, the driving wheel 12 and the driving wheel 14 are arranged at two ends of the transmission shaft 15, the driving wheel 12 drives the friction belt 11, the single spindle is a friction belt corresponding to one spindle position, in each spindle position, the driving wheel 12 and the driven wheel 13 position the friction belt 11 to rotate in a back-and-forth circulating track, a straight line section on one side is a contact friction side of the friction belt 11 and a fiber strand, the friction belt of a straight line section on the friction side is parallel to a jaw of the drawing roller, the parallel distance between the surface of the friction belt of the straight line section on the friction side and the outer circle surfaces of the upper drawing roller and the lower drawing roller is 1-10 mm, the distance is determined according to the fiber length, and in order to reduce the length of untwisted fiber strand as much as possible, the surface of the friction belt of the straight line section on the friction side can be close to the surface.

The hairiness inhibitor 17 of the false twisting device with the single-spindle three-wheel belt combined structure for false twisting integrated spinning is a plane plate-shaped supporting plate with adjustable angle and height, the plane of the supporting plate is parallel to the fiber strand and is also parallel to the roller jaw, the fiber strand rotates under the friction of the friction belt, the fiber strand is twisted, the fiber strand dynamically rotates and is in floating contact with the plane of the hairiness inhibitor 17, single fibers dispersed on the fiber strand are wound on the false-twisted fiber strand in the rotation process, the dispersion of outer layer fibers is inhibited, and meanwhile, the plane of the hairiness inhibitor 17 is parallel to the roller jaw, the left-right movement change of the output position of the fiber strand of the front roller jaw does not influence the action of the false twisting device.

The false twisting device 1 with the single-spindle double-wheel belt combined structure for false twisting integrated spinning is positioned between a front roller 31 and a leading-out roller 2 of a drafting system, and a friction belt of the false twisting device can be close to the feeding side of a jaw of the leading-out roller as much as possible, so that the track of fiber strands forms a wrap angle to the friction belt, and the wrap angle increases the friction effect between the friction belt and the fiber strands.

The friction belt of the false twisting device with the single-spindle double-wheel belt combined structure can be close to the feeding side of the jaw of the leading-out roller as far as possible, the length of a fiber strand section without twist can be reduced, the fiber strand is prevented from being accidentally extended, and the secondary divergence of the single fiber on the outer layer is avoided.

The single spindle type wheel belt combined structure false twisting device shown in figure 1 has the advantages of small friction belt circumference, convenient installation, controllable position, no damage to the friction surface caused by a guide machine part, and the tooth-shaped structure friction belt shown in figures 3 and 4 can reduce the curvature radius of the friction belt.

The friction belt shown in fig. 5 may be employed in a circular configuration.

Fig. 6 shows a false twist compact spinning ring spinning frame, which comprises the false twisting device 1 with single spindle and double wheel combined structure, the leading-out roller 2, the drafting mechanism 3 and the twisting winding mechanism 4, wherein the false twisting device 1 with single spindle and double wheel combined structure constitutes a false twist compact spinning mechanism with single spindle and double wheel combined structure, one false twisting device with single spindle and double wheel combined structure corresponds to one spinning spindle position, each false twist device with single spindle and double wheel combined structure for false twist compact spinning comprises a friction belt 11 and a hairiness inhibitor 17, the leading-out roller 2 comprises a lower leading-out roller 21 and an upper leading-out roller 22, the upper and lower leading-out rollers constitute a leading-out roller jaw, the friction belt of the friction contact section of the fiber strand is parallel to the leading-out roller jaw and presents a linear motion track, and the friction belt of the friction contact straight line section is close to the surfaces of the upper and lower leading-out rollers in a short distance.

A ring spinning frame for false twist aggregation spinning is composed of a drafting unit 3, a false twisting unit 1 with single-spindle and dual-wheel band combination structure, a leading-out roller 2, a twisting winder 4, a friction band 11 for passing the fibre strand from the front roller 31 to the leading-out roller 2, a friction band 11 for linearly moving the friction band 11 in the direction parallel to the leading-out roller, a friction band for rotating the fibre strand to generate twist and bunch, a false twist suppressor 17 for horizontally sticking the rotating fibre strand to gather the scattered fibre strand, a leading-out roller 2 behind the false twisting unit 1, and a false twist aggregation unit for clamping and continuously outputting the fibre strand by the leading-out roller 2, the twist of the false twist is completely withdrawn and returns to the untwisted state, but the fiber strand at the moment is gathered by the false twist, the width of the fiber strand becomes narrow, the untwisted fiber strand gathered by twisting and untwisting is output by the leading-out roller 2, the true twist is applied to the fiber strand output by the leading-out roller 2 again by the twisting winding mechanism 4, and the fiber strand is wound on the bobbin.

The front roller and the drawing roller of the drafting mechanism of the false twist integrated spinning ring spinning frame are both provided with a speed measuring monitoring system, the spinning tension of the fiber strand between the front roller and the drawing roller is ensured by monitoring and controlling the rotating speed ratio between the front roller and the drawing roller in real time, and the friction stability of a friction belt and the fiber strand is ensured.

Claims

1. A false twisting integrated spinning mechanism with a single-spindle double-wheel belt combined structure is characterized by comprising a leading-out roller and a false twisting device with a single-spindle double-wheel belt combined structure, wherein the leading-out roller comprises a leading-out lower roller and a leading-out upper roller, the false twisting device with the single-spindle double-wheel belt combined structure comprises a friction belt, a driving wheel, a driven wheel, a driving wheel, a transmission shaft, a base and a filoplume suppressor, the false twisting device with the single-spindle double-wheel belt combined structure is positioned between the leading-out roller and a front roller of a drafting mechanism of a spinning frame, the driving wheel and the driven wheel in the false twisting device with the single-spindle double-wheel belt combined structure are arranged on the same base, the friction belt is sleeved on the driving wheel and the driven wheel, the driving wheel and the driving wheel are arranged at two ends of the transmission shaft, the transmission shaft drives the driving wheel and, in each spindle position, the driving wheel and the driven wheel position friction belt circularly rotate in a back-and-forth track, wherein a straight line section on one side is a contact friction side of the friction belt and the fiber strand, the friction belt of a straight line section on the friction side is parallel to a jaw of the drawing roller, and the parallel distance between the surface of the friction belt of the straight line section on the friction side and the outer circle surface of the upper drawing roller and the lower drawing roller is 1-10 mm.

2. The false twist concentrated spinning mechanism of claim 1, wherein the contact surface of the filoplume suppressor and the fiber strand is a plane, the plane is parallel to the fiber strand and the roller jaw, the angle and height of the filoplume suppressor relative to the fiber strand forming path are adjustable, and the plane of the filoplume suppressor is in floating connection with the surface of the fiber strand.

3. The false twist concentrated spinning mechanism of claim 1, wherein the contact surface between the hairiness suppressing device and the fiber strand is a plane or two parallel planes, and the hairiness suppressing device has a space restriction effect on the yarn forming passage, or has a temperature regulation function, or has a moistening function.

4. The false twist spinning device of claim 1, wherein the cross section of the contact portion of the friction belt and the fiber strand is circular arc or polygonal, and the longitudinal section of the friction belt is rectangular or zigzag.

5. The false twist compact spinning mechanism of claim 1, wherein the friction belt has a diameter or width of 3-10 mm.

6. The false twist multi-spinning mechanism of claim 1, wherein the friction surface of the friction belt is not in contact with any member of the device.

7. The false twist compact spinning mechanism of claim 1, wherein the drive wheel is driven by a belt.

8. The false twist condensing spinning mechanism of claim 1 is characterized in that the drawing-out rollers are driven independently by the driving mechanism or driven by the front roller of the drafting mechanism.

9. A false twist compact spinning ring spinning frame is characterized in that: a ring spinning frame for false twist spinning is composed of drafting mechanism, the false twist spinning mechanism with single-spindle and dual-wheel combined structure, and twisting and winding mechanism, as claimed in claim 1, in which a rotating and friction band is installed at each spindle position, and the drafting mechanism, false twisting unit with single-spindle and dual-wheel combined structure, drawing roller and twisting and winding mechanism are sequentially installed in the path of fibre strand.

10. The false twist aggregation ring spinning frame as set forth in claim 9, wherein the linear speed of the fiber strand output from the front roller of the drafting mechanism is equal to the linear speed of the fiber strand output from the drawing roller without considering the influence of the false twisting device on the twisting, untwisting and bundling of the fiber strand on the elongation of the fiber strand, and the front roller and the drawing roller of the drafting mechanism are both speed-measuring monitored to ensure the rotation speed ratio of the front roller and the drawing roller or the fixed rotation speed ratio of the front roller and the drawing roller.