Yarn tensioning device

Abstract

The yarn tensioning device comprises a frame plate, a plurality of transmission control units are fixedly embedded in the middle of the right side of the frame plate in the front-back direction at equal intervals, electric push rods are electrically matched with the right sides of the transmission control units, and tension sensors are fixedly connected to the middles of the right sides of the electric push rods. Y-shaped pull wires are matched with the output ends of the right sides of the tension sensors correspondingly, annular baffles are fixedly connected to the two ends of the right sides of the Y-shaped pull wires correspondingly, rotating wheels are rotationally connected to the centers of the inner sides of the annular baffles in an embedded mode correspondingly, and the tension sensors are electrically matched with transmission control units on the left sides of the tension sensors correspondingly. Limiting telescopic rods are symmetrically fixed to the right side of the tension sensor in a cross mode, the right ends of the limiting telescopic rods are correspondingly and fixedly connected with an annular baffle, single-line independent tensioning debugging is conducted on doubling threads, and in addition, the tensioning degree of each set of doubling threads is converted into a numerical value through tension to be displayed in real time. And the pulling force is kept in an interval to be automatically adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to the yarn processing technical field, concretely to a yarn tensioner. BACKGROUND

[0002] Yarn is a kind of textile, and is processed into a certain fineness product by various textile fibers, and is used for weaving, rope making, thread making, knitting and embroidery, etc., and is divided into short fiber yarn, continuous filament, wool yarn and wool thread, which are generally used for spinning woolen sweater, wool trousers, wool vest, scarf, hat and glove and knitting various spring and autumn season clothing and accessories, and has the function of decoration in addition to warmth, yarn winding is one of the indispensable processes in the existing textile processing process, and the yarn tension is not enough during winding, which can easily cause yarn knotting, affect the normal yarn winding process and subsequent textile process, delay the entire production line and cause low production efficiency.

[0003] The existing yarn tensioner usually uses a winding roller group to cooperate with lifting equipment to extend or shorten the winding path to adjust the yarn tension, but the yarn is usually arranged in multiple rows during winding, and the yarn tension changes differently during winding according to the original winding tension and the stretching degree of the wire itself, and the winding roller group can only adjust the overall tension, and cannot adjust the single yarn, and in addition, the tension adjustment needs to be observed and performed frequently by manual operation, which is time-consuming and labor-consuming, and affects the overall efficiency. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of yarn tensioner, and the single wire independent tension adjustment is carried out to spinning thread, to ensure that the winding spinning thread is in the best tension state, avoid the problem that part of spinning thread appears too tight or too loose caused by overall adjustment, improve the tension effect, in addition, the tension of each group of spinning thread is converted into numerical value by tension and is displayed in real time, and the tension is kept in an interval and is automatically adjusted, to complete the automatic adjustment of the tension of spinning thread and maintain its best state, improve the winding quality of spinning thread.

[0005] To achieve the above objectives, a yarn tensioning device is provided, comprising a frame plate. A plurality of transmission and control units are equidistantly fitted and fixed in the front-back direction on the right side of the frame plate. Each transmission and control unit has an electrically coupled electric push rod on its right side. A tension sensor is fixedly connected to the right side center of each electric push rod. A Y-shaped pull cable is fitted to the right output end of each tension sensor. Annular baffles are fixedly connected to both ends of the right side of each Y-shaped pull cable. A rotating wheel is rotatably connected to the inner center of each annular baffle. Each tension sensor is electrically coupled to a transmission and control unit on its left. A limit telescopic rod is symmetrically fixed in a cross shape on the right side of each tension sensor. The right end of each limit telescopic rod is fixedly connected to an annular baffle. A long frame rod is symmetrically mounted in a cross shape on opposite sides of the annular baffle. A short frame rod is symmetrically mounted in a cross shape on opposite sides of the long frame rod. The left ends of both the long and short frame rods are fitted and fixedly connected to the frame plate. Both the long and short support rods have bushings fixedly connected to their right ends. Rotating shafts are rotatably connected to the center of opposite sides of each bushing. Guide rollers are nested and fixed to the outer side of the rotating shafts in the horizontal direction of the short support rod, and winding rollers are nested and fixed to the outer side of the rotating shafts in the horizontal direction of the long support rod. By setting up several sets of rotating wheels in conjunction with electric push rods, the yarn is individually tensioned and adjusted, ensuring that all wound yarns are in optimal tension. This avoids problems of some yarns being too tight or too loose due to overall adjustment, thus improving the tension effect. Furthermore, a control unit and a tension sensor are respectively installed on the electric push rod and rotating wheels to convert the tension of each set of yarns into numerical values ​​for real-time display. Simultaneously, the control unit controls the output range of the electric push rod, automatically adjusting its tension within a certain range. This achieves automated adjustment of the yarn tension and maintains its optimal state, improving the winding quality of the yarn.

[0006] According to the yarn tensioning device described above, yarn is alternately wound between the guide roller, the winding roller, and the rotating wheel, and the yarn is arranged at equal intervals in the front-to-back direction. This ensures that the yarn is tensioned appropriately and the force is evenly distributed.

[0007] According to the yarn tensioning device described above, a counterweight base is fixedly connected to the bottom of the frame plate. This lowers the overall center of gravity of the device, making it more stable.

[0008] According to the yarn tensioning device described above, a trapezoidal base frame is fixedly connected to the bottom of the counterweight base in the left-right direction, and rubber pads are symmetrically fixed to the bottom of the trapezoidal base frame. This improves the stability of the frame when it is vertically erected and prevents it from tipping over in the left-right direction.

[0009] According to the yarn tensioning device, the top left side of the trapezoidal chassis is fixedly connected with a cushion seat, the top front and back of the cushion seat is fixedly connected with L-shaped limiting rods, and the top right ends of the L-shaped limiting rods are fixedly connected with the shelf plate.

[0010] According to the yarn tensioning device, the front and back two sides of the winding roller shaft are symmetrically embedded with limiting cushion rings, and the outer sides of the limiting cushion rings are covered with a layer of slip film.

[0011] According to the yarn tensioning device, the right end outer sides of the transmission control units are clamped with sleeves, and the sleeves are right through the right side of the shelf plate and are clamped and fixedly connected with the right side.

[0012] Compared with the prior art, the yarn tensioning device has the following beneficial effects:

[0013] In the yarn tensioning device, a plurality of groups of rotating wheels are arranged to cooperate with electric push rods to independently tension the spinning lines, so that the winding spinning lines are in the best tensioning state, the problem of over-tightening or over-loosening of some spinning lines caused by overall adjustment is avoided, the tensioning effect is improved, and in addition, the transmission control units and the tension sensors are respectively arranged on the electric push rods and the rotating wheels, the tensioning degrees of the groups of spinning lines are converted into numerical values through tension conversion and are displayed in real time, the output range of the electric push rod is controlled through the transmission control unit, the tension of the electric push rod is kept in an interval for automatic adjustment, so that the automatic adjustment of the tensioning degrees of the spinning lines is completed and the best state is maintained, and the winding quality of the spinning lines is improved.

[0014] Additional aspects and advantages of the present application will be given in part in the following description, and will become apparent from the description, or will be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0015] The present application will be further described below in combination with the drawings and embodiments.

[0016] Figure 1 It is a connection structure schematic view of the guide roller shaft and the winding roller shaft in the yarn tensioning device of the present application.

[0017] Figure 2 It is a connection structure schematic view of the counterweight base and the trapezoidal chassis in the yarn tensioning device of the present application.

[0018] Figure 3 It is a connection structure schematic view of the transmission control unit and the tension sensor in the yarn tensioning device of the present application.

[0019] Figure 4The utility model provides a whole schematic view of a yarn tensioning device.

[0020] In the figure: 1, frame plate; 2, transmission control unit; 3, electric push rod; 4, tension sensor; 5, Y type pull wire; 6, annular baffle; 7, runner; 8, limit telescopic rod; 9, long frame rod; 10, short frame rod; 11, shaft sleeve; 12, rotating shaft; 13, guide roller shaft; 14, winding roller shaft; 15, spinning line; 16, counterweight base; 17, trapezoidal chassis; 18, rubber pad; 19, pad seat; 20, L type limit rod; 21, limit grommet; 22, clamping sleeve. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0022] Please refer to Figure 1 - Figure 4 The utility model provides a technical scheme: a yarn tensioning device, including frame plate 1, the bottom fixedly connected with counterweight base 16 of frame plate 1, the bottom left and right direction fixedly connected with trapezoidal chassis 17 of counterweight base 16, the bottom left and right symmetry fixed with rubber pad 18 of trapezoidal chassis 17, the top left side fixedly connected with pad seat 19 of trapezoidal chassis 17, the top front and rear symmetry fixed with L type limit rod 20 of pad seat 19, the top right end of L type limit rod 20 is all fixedly connected with frame plate 1, ensure the vertical stable erection of frame plate, prevent side turning over.

[0023] The right side middle part of frame plate 1 is embedded and fixed with a plurality of transmission control units 2 in equidistant in front and rear direction, the right end outside of transmission control unit 2 is all clamped and fixed with clamping sleeve 22, clamping sleeve 22 all penetrates the right side of frame plate 1 to the right and is fixedly connected with clamping and fixed connection, the right side of transmission control unit 2 is all electrically connected with electric push rod 3, the right side middle part of electric push rod 3 is all fixedly connected with tension sensor 4, the right side output end of tension sensor 4 is all matched with Y type pull wire 5, the right side both ends of Y type pull wire 5 are all fixedly connected with annular baffle 6, the inside center of annular baffle 6 is all embedded and rotatably connected with runner 7, tension sensor 4 is electrically connected with the left side transmission control unit 2 corresponding to it, the right side cross symmetry of tension sensor 4 is fixed with limit telescopic rod 8, the right end of limit telescopic rod 8 is all fixedly connected with annular baffle 6 corresponding to it, the tension of each group spinning line is converted into numerical value through tension and is displayed in real time, and the tension is kept in an interval and is automatically adjusted, so as to complete the automatic adjustment of the tension of spinning line and maintain its best state

[0024] The long rack rod 9 and the short rack rod 10 are fixedly connected with the shaft sleeve 11 at the right end, the shaft sleeve 11 is fixedly connected with the rotating shaft 12 at the center of the front and back opposite sides, the outer side of the rotating shaft 12 located in the horizontal direction of the short rack rod 10 is fixedly sleeved with the guide roller shaft 13, the outer side of the rotating shaft 12 located in the horizontal direction of the long rack rod 9 is fixedly sleeved with the winding roller shaft 14, the front and back two sides of the winding roller shaft 14 are fixedly connected with the limiting washer 21, the outer side of the limiting washer 21 is covered with a layer of synovial membrane, the guide roller shaft 13, the winding roller shaft 14 and the rotating wheel 7 are staggered and wound with the spinning wire 15, the spinning wire 15 is equidistantly arranged in the front and back direction, and the spinning wire is prevented from being affected by tension in the winding process.

[0025] Working principle: in the utility model, a plurality of groups of rotating wheels 7 cooperate with the electric push rod 3 to independently tension and adjust the spinning wire 15, so that the spinning wire 15 wound is in the best tension state, the problem that some spinning wires 15 are too tight or too loose caused by overall adjustment is avoided, the tension effect is improved, in addition, the transmission control unit 2 and the tension sensor 4 are respectively assembled on the electric push rod 3 and the rotating wheel 7, the tension of each group of spinning wires 15 is converted into a numerical value by tension and is displayed in real time, at the same time, the output range of the electric push rod 3 is controlled by the transmission control unit 2, so that the tension is kept in an interval and is automatically adjusted, so that the automatic adjustment of the tension of the spinning wire 15 is completed and the best state is maintained, and the winding quality of the spinning wire 15 is improved.

[0026] Automatic adjustment principle: a tension value interval is given to the transmission control unit 2, when the tension value of the tension sensor 4 is lower than or exceeds the interval, the transmission control unit 2 electrically controls the electric push rod 3 to correspondingly move left or right, so that the tension of the tension sensor 4 is increased or decreased and enters the above-mentioned numerical value interval to complete automatic adjustment.

[0027] The above-mentioned embodiments of the utility model are described in detail in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range of ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A yarn tensioning device, comprising a frame plate (1), characterized in that, Several transmission and control units (2) are equidistantly fitted and fixed in the front-back direction on the right side of the frame plate (1). Each transmission and control unit (2) is electrically coupled with an electric push rod (3) on the right side. Each electric push rod (3) is fixedly connected to a tension sensor (4) on the right side of the middle. Each tension sensor (4) is coupled with a Y-shaped pull wire (5) on the right side of the output end. Each Y-shaped pull wire (5) is fixedly connected to an annular baffle (6) at both ends on the right side. Each annular baffle (6) is fitted and rotatably connected to a rotating wheel (7) at the inner center of the annular baffle (6). Each tension sensor (4) is electrically coupled to the transmission and control unit (2) on its left side. Each tension sensor (4) is symmetrically fixed with a limit telescopic rod (8) on its right side. Each limit telescopic rod (8) is fixedly connected to the annular baffle (6) on its right side. The annular baffle (6) is symmetrically supported by a long support rod (9) on one side of the upper and lower sides, and a short support rod (10) is symmetrically supported by the other side of the long support rod (9). The left ends of the long support rod (9) and the short support rod (10) are fitted and fixedly connected to the frame plate (1). The right ends of the long support rod (9) and the short support rod (10) are fixedly connected to a bushing (11). The center of the bushing (11) on the opposite sides is fitted and rotatably connected to a rotating shaft (12). The rotating shaft (12) located in the horizontal direction of the short support rod (10) is nested and fixedly fixed with a guide roller shaft (13). The rotating shaft (12) located in the horizontal direction of the long support rod (9) is nested and fixedly fixed with a winding roller shaft (14).

2. The yarn tensioning device as described in claim 1, characterized in that: The guide roller (13), the winding roller (14) and the rotating wheel (7) are interleaved with yarn (15), and the yarn (15) are arranged at equal intervals in the front and back directions.

3. The yarn tensioning device as described in claim 1, characterized in that: The bottom of the frame (1) is fixedly connected to a counterweight base (16).

4. A yarn tensioning device as described in claim 3, characterized in that: The bottom of the counterweight base (16) is fixedly connected to a trapezoidal base frame (17) in the left and right directions, and the bottom of the trapezoidal base frame (17) is symmetrically fixed with rubber pads (18).

5. A yarn tensioning device as described in claim 4, characterized in that: A pad (19) is fixedly connected to the top left side of the trapezoidal base frame (17). An L-shaped limiting rod (20) is symmetrically fixed to the top of the pad (19). The top right end of the L-shaped limiting rod (20) is fixedly connected to the frame plate (1).

6. A yarn tensioning device as described in claim 1, characterized in that: The front and rear outer edges of the winding roller shaft (14) are symmetrically fitted with limiting pads (21), and the outer side of the limiting pads (21) is covered with a layer of slip film.

7. A yarn tensioning device as described in claim 1, characterized in that: The right side of the transmission and control unit (2) is fitted with a sleeve (22), and the sleeve (22) extends to the right through the right side of the frame plate (1) and is fitted and fixedly connected to it.

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