阅读说明：本技术 一种高效扎纱设备及扎纱方法 (Efficient yarn binding equipment and yarn binding method ) 是由 王允 于 2021-07-02 设计创作，主要内容包括：本发明提供一种,高效扎纱设备及扎纱方法,高效扎纱设备,包括面板,所述面板的前侧转动设置有从动齿轮,所述面板上设置有驱动所述从动齿轮转动的驱动装置,所述面板上与所述从动齿轮同心固定设置有扎纱模,所述从动齿轮上沿圆周阵列有至少两个扎纱单元,所述面板的后侧设置有与所述扎纱模相对应的第一摩擦轮、第二摩擦轮及第三摩擦轮,所述第一摩擦轮、第二摩擦轮及第三摩擦轮上均同轴设置有编码器；本发明中由于从动齿轮上设置有至少两个扎纱单元,在使用时可在线缆上同时完成至少两条扎纱,满足不同的加工需求,同时提高扎纱效率。(The invention provides high-efficiency yarn binding equipment and a yarn binding method, wherein the high-efficiency yarn binding equipment comprises a panel, a driven gear is arranged on the front side of the panel in a rotating mode, a driving device for driving the driven gear to rotate is arranged on the panel, a yarn binding die is fixedly arranged on the panel concentrically with the driven gear, at least two yarn binding units are arrayed on the driven gear along the circumference, a first friction wheel, a second friction wheel and a third friction wheel which correspond to the yarn binding die are arranged on the rear side of the panel, and encoders are coaxially arranged on the first friction wheel, the second friction wheel and the third friction wheel; according to the invention, as the driven gear is provided with at least two yarn binding units, at least two yarns can be simultaneously bound on the cable when the cable is used, so that different processing requirements are met, and the yarn binding efficiency is improved.)

1. The utility model provides a yarn equipment is pricked to high efficiency, a serial communication port, includes the panel, the front side rotation of panel is provided with driven gear, be provided with the drive on the panel driven gear pivoted drive arrangement, on the panel with driven gear is concentric fixed being provided with and pricks the yarn mould, driven gear is last to have two at least yarn units of pricking along the circumference array, the rear side of panel be provided with prick corresponding first friction pulley of yarn mould, second friction pulley and third friction pulley, equal coaxial encoder that is provided with on first friction pulley, second friction pulley and the third friction pulley.

2. The high-efficiency yarn binding device according to claim 1, characterized in that: the yarn bundling unit is provided with a friction disc rotatably arranged on the driven gear, the driven gear is provided with an elastic damping piece corresponding to the friction disc, the middle part of the friction disc is vertically and fixedly provided with a support rod, and the support rod is fixedly provided with a yarn bundling roller.

3. The high-efficiency yarn binding device according to claim 2, characterized in that: the friction disc is provided with a positioning support plate, one end of the yarn binding rod, which is far away from the driven gear, is provided with a pressure plate, the pressure plate is provided with a positioning hole matched with the positioning support plate, and the end part of the support rod is provided with a fixing nut which is used for compressing and fixing the pressure plate and the yarn binding roller.

4. The high-efficiency yarn binding device according to claim 3, characterized in that: four grooves are formed in one end, close to the pressing plate, of the yarn binding roller, and positioning blocks corresponding to the grooves are arranged on the pressing plate.

5. The high-efficiency yarn binding device according to claim 2, characterized in that: the elastic damping part is provided with an elastic bin which is fixedly arranged on the driven gear along the radial direction of the friction disc, a friction ball is arranged in the elastic bin, a spring which is abutted against the friction ball is arranged in the elastic bin, and the friction ball is abutted against the side face of the friction disc.

6. The high-efficiency yarn binding device according to claim 1, characterized in that: an inner branch pipe is fixedly arranged on the panel concentrically with the driven gear, and the driven gear is rotatably arranged on the outer side of the inner branch pipe.

7. The high-efficiency yarn binding device according to claim 6, characterized in that: the yarn binding die is provided with a mounting plate, one side of the mounting plate is concentrically provided with an embedded pipe, and the embedded pipe and the mounting plate axially penetrate through and are provided with yarn die holes.

8. The high-efficiency yarn binding device according to claim 1, characterized in that: prick the yarn mould with between the first friction pulley the panel rear side is provided with the cable locating part, the cable locating part have with prick yarn mould about the corresponding two spacing rollers of side, the tip of spacing roller all is provided with adjusting nut, the last two-way screw rod that is equipped with of adjusting nut, two-way screw rod rotates to set up on the panel, two-way screw rod's tip is provided with the handle.

9. The high-efficiency yarn binding device according to claim 1, characterized in that: the driving device is provided with a driving gear which is rotatably arranged on the front side of the panel and is meshed with the driven gear, and the panel is provided with a motor for driving the driving gear to rotate.

10. A high-efficiency yarn binding method is characterized by comprising the following steps:

adopting the high-efficiency yarn binding equipment according to any one of claims 1 to 9;

respectively collecting linear speeds of a first friction wheel, a second friction wheel and a third friction wheel;

selecting the maximum value of the wire speeds in the first friction wheel, the second friction wheel and the third friction wheel as the moving speed of the cable;

obtaining the required time t of one rotation of the yarn binding unit by dividing the yarn binding pitch by the moving speed;

and obtaining the angular speed of the driving device for driving the driven gear to rotate according to the omega-2 pi/t.

Technical Field

The invention belongs to the technical field of yarn binding, and particularly relates to high-efficiency yarn binding equipment and a yarn binding method.

Background

The yarn bundling machine is an important component in an optical cable cabling production line. The twisted optical fiber bundle is bundled into an enveloping cable core by yarns, so that the attenuation coefficient of the optical fiber can be directly determined, and the cabling quality of the optical cable is influenced.

In the prior art, chinese utility model patent with application number cn202020004057.x discloses a portable yarn binding device, including: a motor; the first driving gear is coaxially connected with an output shaft of the motor; the driven gear is meshed with the first driving gear, a mounting hole for coaxially mounting the yarn binding die is formed in the center of the driven gear, a notch extending to the mounting hole along the radial direction is formed in the driven gear, and the yarn binding roller support is fixed on the driven gear; the yarn binding roller is arranged on the yarn binding roller bracket and used for storing bound yarns; and the yarn binding die is a half die, forms a through hole for the cable core to pass through after being buckled, and is arranged in the mounting hole. Above-mentioned portable yarn device of pricking can replace the manual benefit sand operation after accomplishing the broken yarn, and measures the cable core translation rate in real time through the encoder, can guarantee to prick the pitch of yarn and stabilize, improves the winding efficiency of benefit sand, has reduced staff intensity of labour. And the yarn binding tension and pitch of the winding and binding can be kept stable, and the quality risk that the cable core is blocked during overmoulding in the production of the sheath is reduced.

In the prior art, one can only set up one in the cable outside once and prick the yarn, and there is the cable outside to set up the condition that many prick the yarn in the in-process of production, the yarn device of pricking among the above-mentioned prior art can not satisfy the processing demand, in addition, carries out length detection to the cable through an encoder, will influence the detection precision of encoder when producing to slide between rubber tyer and the cable, and then influences the machining precision of cable.

Therefore, an efficient yarn binding device and a yarn binding method capable of completing a plurality of yarn binding at one time and improving the processing precision are needed to be designed to solve the technical problems at present.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides high-efficiency yarn binding equipment and a yarn binding method, which can finish a plurality of yarn binding at one time and improve the processing precision.

The technical scheme of the invention is as follows: high-efficient yarn equipment of pricking, including the panel, the front side rotation of panel is provided with driven gear, be provided with the drive on the panel driven gear pivoted drive arrangement, on the panel with driven gear is fixed with one heart and pricks the yarn mould, driven gear is last to have two at least yarn units of pricking along the circumference array, the rear side of panel be provided with prick corresponding first friction pulley of yarn mould, second friction pulley and third friction pulley, equal coaxial encoder that is provided with on first friction pulley, second friction pulley and the third friction pulley.

The yarn bundling unit is provided with a friction disc rotatably arranged on the driven gear, the driven gear is provided with an elastic damping piece corresponding to the friction disc, the middle part of the friction disc is vertically and fixedly provided with a support rod, and the support rod is fixedly provided with a yarn bundling roller.

The friction disc is provided with a positioning support plate, one end of the yarn binding rod, which is far away from the driven gear, is provided with a pressure plate, the pressure plate is provided with a positioning hole matched with the positioning support plate, and the end part of the support rod is provided with a fixing nut which is used for compressing and fixing the pressure plate and the yarn binding roller.

Four grooves are formed in one end, close to the pressing plate, of the yarn binding roller, and positioning blocks corresponding to the grooves are arranged on the pressing plate.

The elastic damping part is provided with an elastic bin which is fixedly arranged on the driven gear along the radial direction of the friction disc, a friction ball is arranged in the elastic bin, a spring which is abutted against the friction ball is arranged in the elastic bin, and the friction ball is abutted against the side face of the friction disc.

An inner branch pipe is fixedly arranged on the panel concentrically with the driven gear, and the driven gear is rotatably arranged on the outer side of the inner branch pipe.

The yarn binding die is provided with a mounting plate, one side of the mounting plate is concentrically provided with an embedded pipe, and the embedded pipe and the mounting plate axially penetrate through and are provided with yarn die holes.

Prick the yarn mould with between the first friction pulley the panel rear side is provided with the cable locating part, the cable locating part have with prick yarn mould about the corresponding two spacing rollers of side, the tip of spacing roller all is provided with adjusting nut, the last two-way screw rod that is equipped with of adjusting nut, two-way screw rod rotates to set up on the panel, two-way screw rod's tip is provided with the handle.

The driving device is provided with a driving gear which is rotatably arranged on the front side of the panel and is meshed with the driven gear, and the panel is provided with a motor for driving the driving gear to rotate.

The high-efficiency yarn binding method comprises the following steps:

the high-efficiency yarn binding equipment is adopted;

respectively collecting linear speeds of a first friction wheel, a second friction wheel and a third friction wheel;

selecting the maximum value of the wire speeds in the first friction wheel, the second friction wheel and the third friction wheel as the moving speed of the cable;

obtaining the required time t of one rotation of the yarn binding unit by dividing the yarn binding pitch by the moving speed;

and obtaining the angular speed of the driving device for driving the driven gear to rotate according to the omega-2 pi/t.

The invention has the beneficial effects that:

(1) in the invention, as the driven gear is provided with at least two yarn binding units, at least two yarns can be simultaneously bound on the cable when in use, so that different processing requirements are met, and the yarn binding efficiency is improved;

(2) the linear velocity of the cable is simultaneously collected through the first friction wheel, the second friction wheel and the third friction wheel of the three friction wheels, the maximum value in the three linear velocities is selected as the moving velocity of the cable, and the probability that the first friction wheel, the second friction wheel and the third friction wheel slip simultaneously is low, so that the measurement error of the cable velocity can be greatly reduced through the design, and the processing precision is improved.

Drawings

Fig. 1 is one of the structural schematic diagrams of the high-efficiency yarn binding equipment in the invention.

Fig. 2 is a second structural schematic diagram of the high-efficiency yarn binding device of the invention.

Fig. 3 is a third structural schematic diagram of the high-efficiency yarn binding device in the invention.

FIG. 4 is a fourth schematic structural diagram of the high-efficiency yarn binding device of the present invention.

Fig. 5 is a schematic structural diagram of an elastic damping part in the high-efficiency yarn binding equipment.

FIG. 6 is a schematic structural diagram of a yarn binding die in the high-efficiency yarn binding device of the invention.

Fig. 7 is a schematic structural diagram of a pressing plate in the high-efficiency yarn binding equipment.

Fig. 8 is a partial enlarged view of a portion a in fig. 4.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is in no way intended to limit the invention, its application, or uses. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments are to be construed as merely illustrative, and not as limitative, unless specifically stated otherwise.

The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element preceding the word covers the element listed after the word, and does not exclude the possibility that other elements are also covered. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

As shown in fig. 1 to 4, the high-efficiency yarn binding device includes a panel 1, a driven gear 2 is rotatably disposed on a front side of the panel 1, a driving device for driving the driven gear 2 to rotate is disposed on the panel 1, a yarn binding mold 6 is concentrically and fixedly disposed on the panel 1 and the driven gear 2, at least two yarn binding units 4 are arranged on the driven gear 2 along a circumference array, a first friction wheel 11, a second friction wheel 12 and a third friction wheel 13 corresponding to the yarn binding mold 6 are disposed on a rear side of the panel 1, the first friction wheel 11, the second friction wheel 12 and the third friction wheel 13 are rotatably disposed on a frame plate 7, the frame plate 7 is fixed on the rear side of the panel 1, and encoders 10 are coaxially disposed on the first friction wheel 11, the second friction wheel 12 and the third friction wheel 13; in this embodiment, a cable continuously enters the yarn tying die 6 under the traction of external equipment, and meanwhile, the cable drives the first friction wheel 11, the second friction wheel 12 and the third friction wheel 13 to rotate, the linear speed of the movement of the cable can be obtained through the encoder 10, when the cable moves for the length of one yarn tying pitch, the driving device drives the driven gear 2 to rotate for one circle, so as to complete a yarn tying process for one yarn tying pitch, wherein at least two yarn tying units 4 are arranged on the driven gear 2, so that at least two yarns can be simultaneously tied on the cable during use, and specifically, four yarn tying units 4 are arranged on the driven gear 2; in addition, when the linear speed of the cable is acquired by matching the encoder with the friction wheel, the inaccuracy of the measured data of the encoder due to the slippage between the friction wheel and the cable is inevitable, in the embodiment, the linear speed of the cable is acquired simultaneously by the three friction wheels, namely the first friction wheel 11, the second friction wheel 12 and the third friction wheel 13, the maximum value of the three linear speeds is used as the moving speed of the cable, and the probability of the slippage of the first friction wheel 11, the second friction wheel 12 and the third friction wheel 13 is low at the same time, so that the measurement error of the speed of the cable can be greatly reduced through the design, and the processing precision is improved; it should be noted that the above control method needs to be implemented in cooperation with a PLC, and the specific connection and control method are well known to those skilled in the art and therefore will not be described in detail.

As shown in fig. 1, the yarn binding unit 4 has a friction disc 401 rotatably disposed on the driven gear, an elastic damping member 407 corresponding to the friction disc 401 is disposed on the driven gear 2, a support rod 406 is vertically and fixedly disposed in the middle of the friction disc 401, a yarn binding roller 402 is fixedly disposed on the support rod 406, a yarn binding roller 402 is wound and collected with a yarn, arc-shaped protrusions are uniformly disposed on the edge of the friction disc 401, the elastic damping member 407 is in abutting contact with the arc-shaped protrusions, when the yarn binding is pulled, the friction disc 401 drives the yarn binding roller 402 to rotate together under the action of a pulling force, and after the pulling force of the cable is released, the friction disc 401 is stopped under the action of the elastic damping member 407, thereby ensuring the tension of the yarn binding.

In order to fix the yarn binding roller 402 on the friction disc 401, as shown in fig. 1 and 7, a positioning support plate 403 is arranged on the friction disc 401, a pressure plate 404 is arranged at one end of the yarn binding roller 402, which is away from the driven gear 2, a positioning hole 4041 matched with the positioning support plate 403 is formed in the pressure plate 404, and a fixing nut 405 for pressing and fixing the pressure plate 404 and the yarn binding roller 402 is arranged at the end of the support rod 406; the end of the support rod 406 is provided with an external thread structure matched with the fixing nut 405, the fixing nut 405 is assembled at the end of the support rod 406, and the fixing nut 405 presses and fixes the yarn binding roller 402 on the friction disc 401.

In order to prevent the yarn binding roller 402 from rotating relative to the friction disc 401 and affecting the tension of the yarn binding, as shown in fig. 7, four grooves (not shown in the figure) are formed in one end of the yarn binding roller 402 close to the pressure plate 404, and the pressure plate 404 is provided with positioning blocks 4042 corresponding to the grooves, so that the pressure plate 404 can be prevented from rotating due to the matching of the positioning holes 4041 and the positioning support plates 403, and the yarn binding roller 402 can be locked by matching the positioning blocks 4042 and the grooves, so that the yarn binding roller 402 can be prevented from rotating relative to the friction disc 401.

As an embodiment of the elastic damping member 5, the elastic damping member 5 includes an elastic bin 5071 fixed to the driven gear 2 along the radial direction of the friction disc 401, a friction ball 5073 is provided inside the elastic bin 5071, the elastic bin 5071 has a rectangular parallelepiped hollow structure, an opening is provided at an end of the elastic bin 5071 near the friction disc 401 for the friction ball 5073 to extend out without the friction ball 5073 to completely fall out, a spring 5072 abutting against the friction ball 4073 is provided inside the elastic bin 5071, and the friction ball 5073 abuts against a side surface of the friction disc 401.

Further, an inner branch pipe 10 is fixedly arranged on the panel 1 concentrically with the driven gear 2, and the driven gear 2 is rotatably arranged on the outer side of the inner branch pipe 10 through a bearing; as shown in fig. 6, the yarn binding die 6 has a mounting plate 602, an embedded tube 603 is concentrically arranged on one side of the mounting plate 602, a yarn die hole 601 is formed through the embedded tube 603 and the mounting plate 602 in the axial direction, and both sides of the mounting plate 602 are fixed inside the inner branch pipe 10 by bolts; in addition, the yarn tying die 6 is detachably arranged inside the embedded tube 603, so that the yarn tying die 6 can be replaced, and the yarn tying die 6 has specifications of various aperture yarn die holes 601 and can be selected according to the actual diameter of the cable.

As shown in fig. 4 and 8, a cable stopper 8 is disposed at the rear side of the panel 1 between the yarn tying die 6 and the first friction wheel 11, the cable stopper 8 has two stopper rollers 801 corresponding to the upper and lower sides of the yarn tying die 6, each end of the stopper roller 801 is provided with an adjusting nut 802, a two-way screw 803 is assembled on the adjusting nut 802, the two-way screw 803 is rotatably disposed on the panel 1, and a handle 804 is disposed at the end of the two-way screw, wherein the stopper rollers 801 are used for limiting and guiding the cable at the upper and lower sides to avoid friction between the cable and the panel 1, and in addition, in order to be suitable for cables with different diameters, the distance between the two stopper rollers 801 is adjustable, specifically, the two-way screw 803 is rotated by the handle, the two-way screw 803 and the two adjusting nuts 802 cooperate to drive the two stopper rollers 801 to be close to or far away from each other simultaneously, thereby realizing the adjustment of the distance between the two stopper rollers 801, to accommodate cables of different diameters.

The driving device is provided with a driving gear 3 which is rotatably arranged on the front side of the panel 1 and is meshed with the driven gear 2, a motor 9 which drives the driving gear 3 to rotate is arranged on the panel 1, the motor 9 drives the driving gear 3 to rotate, and the driving gear 3 drives the driven gear 2 to rotate.

The embodiment also comprises an efficient yarn binding method.

The high-efficiency yarn binding method comprises the following steps:

the high-efficiency yarn binding equipment in the embodiment is adopted;

the linear speeds of a first friction wheel 11, a second friction wheel 12 and a third friction wheel 13 are respectively collected through three encoders 10;

selecting the maximum value of the wire speeds in the first friction wheel 11, the second friction wheel 12 and the third friction wheel 13 as the moving speed of the wire;

obtaining the required time t of one rotation of the yarn binding unit by dividing the yarn binding pitch by the moving speed;

obtaining the angular speed of the driving device for driving the driven gear to rotate according to the omega-2 pi/t;

specifically, the angular velocity of the driving gear 3, that is, the angular velocity of the motor 9, can be obtained according to the gear ratio of the driven gear 2 to the driving gear 3, and the yarn tying precision of the cable can be ensured by controlling the motor 9 to operate at the obtained angular velocity of the motor 9.

Thus, various embodiments of the present invention have been described in detail. Some details well known in the art have not been described in order to avoid obscuring the concepts of the present invention. It will be fully apparent to those skilled in the art from the foregoing description how to practice the presently disclosed embodiments.

The above-mentioned embodiments only express some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.