CN211284789U - A warp knitting machine unwinding device - Google Patents

Abstract

The utility model discloses a warp knitting machine unwinding device, which comprises a base, a rear side plate is arranged on the rear side of the base along the left-right direction, a hydraulic cylinder is installed on the left front side of the top end of the base, and the hydraulic pressure The top end of the cylinder is provided with a support seat, the top end of the support seat is provided with a fixing mechanism, the top right front side of the base is provided with a front side plate, and the front side of the first rotating shaft extends out of the front side of the front side plate and passes through the front side of the front side plate. A first gear is fitted in an interference fit, a second gear meshed with the first gear is fitted on the front side of the second shaft by interference fit, and the rear sides of the outer walls of the first shaft and the second shaft are sleeved along the front-rear direction. For the rotating roller, a servo motor is provided at the corresponding position of the lower right corner of the rear side of the rear side plate and the first rotating shaft. The warp knitting machine unwinding device can automatically fix multiple textile thread rollers at one time, reduce the manual operation items of the staff, save time and effort, improve processing efficiency, and has strong practicability.

Description

A warp knitting machine unwinding device

technical field

The utility model relates to the technical field of warp knitting machines, in particular to a warp knitting machine unwinding device.

Background technique

The warp knitting machine refers to the use of one or several groups of parallel yarns, which are fed into all the working needles of the machine in the warp direction to form a knitted fabric at the same time. This method is called warp knitting, and the fabric is called warp knitting. The machine that completes this warp knitting is called a warp knitting machine. The warp knitting machine is mainly composed of a knitting mechanism, a bar traverse mechanism, a let-off mechanism, a pulling and winding mechanism and a transmission mechanism. The knitting mechanism includes a needle bed, a comb Bars, sinker beds and pressing plates are generally driven by cams or eccentric connecting rods. Eccentric connecting rods are widely used in high-speed warp knitting machines because of smooth transmission, easy processing, and low wear and noise during high-speed operation. The moving mechanism makes the bar move laterally according to the requirements of the knitted fabric during the loop forming process, and the warp yarn is placed on the needle to weave into a knitted fabric with a certain organizational structure. The warp knitting machine needs to use multiple thread rollers during operation The existing warp knitting machine has a relatively simple unwinding device, which requires staff to install and fix multiple textile thread rollers in sequence, which is troublesome and time-consuming to operate, thereby affecting the processing efficiency.

Utility model content

The purpose of the present invention is to provide a warp knitting machine unwinding device to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a warp knitting machine unwinding device, comprising a base, the rear side of the base is provided with a rear side plate along the left-right direction, and the top left front side of the base is provided. A hydraulic cylinder is installed, a support seat is installed on the top end of the hydraulic cylinder, a fixing mechanism is installed on the top end of the support seat, a front side plate is installed on the right front of the top end of the base, and the rear side of the front side plate is up and down The two ends are respectively connected with a first rotating shaft and a second rotating shaft through bearings, the inner ring of the bearing is in interference fit with the outer walls of the first rotating shaft and the second rotating shaft, and the outer ring of the bearing is fixedly connected with the inner wall of the front side plate, The front side of the first rotating shaft extends out of the front side of the front side plate and is fitted with a first gear, and the front side of the second rotating shaft is fitted with a second gear that meshes with the first gear. The rear side of the outer wall of the first rotating shaft and the second rotating shaft are sleeved with rotating rollers in the front-rear direction, and a servo motor is provided at the corresponding position of the lower right corner of the rear side of the rear side plate and the first rotating shaft. The rear of the first rotating shaft The side extends out of the rear side of the rear side plate and is locked with the output end of the servo motor through a coupling, and the rear side of the outer wall of the first rotating shaft is interference-fitted with a first pulley;

The fixing mechanism includes a third rotating shaft, a second pulley, a first circular plate, an electric push rod, a second circular plate, a first base, a first connecting rod, a T-shaped plate, a second base and a second connecting rod ;

The upper left corner of the front side of the rear side plate is connected with a third rotating shaft in the front-rear direction through a bearing, and the rear side of the third rotating shaft extends out of the rear side of the rear side plate and is connected with the rotating roller through a belt drive through an interference fit. the second pulley, the inner ring of the bearing is in interference fit with the outer wall of the third shaft, and the outer ring of the bearing is fixedly connected with the inner wall of the rear side plate, and the rear side of the outer wall of the third shaft is in interference fit with the first Circular plate, electric push rods are installed on the front side of the first circular plate and located on the outer side of the third rotating shaft at the left and right ends, and the outer wall of the third rotating shaft is sleeved on the front side of the first circular plate There is a second circular plate, the front side of the electric push rod is connected with the rear side of the second circular plate by screws, and the front side of the second circular plate is located on the outer side of the third rotating shaft. One first base, the outer sides of the four first bases are connected with one end of the first connecting rod through the pin shaft, and the other ends of the four first connecting rods are connected with a T-shaped connecting rod through the pin shaft in the front-rear direction. The front and rear ends of the outer wall of the third rotating shaft are respectively provided with four second bases along the circumferential direction, and the outer side of the second base is rotatably connected with one end of a second connecting rod through a pin shaft. The other end of the rod is respectively connected with the inner side of the T-shaped plate at the corresponding position through a pin shaft.

Preferably, the top end of the support seat is an arc shape adapted to the outer wall of the third rotating shaft.

Preferably, the outer wall of the rotating roller is provided with grooves along the circumferential direction from front to rear.

Preferably, the left and right electric push rods are arranged symmetrically with respect to the axis of the third rotating shaft.

Preferably, the outer side of the T-shaped plate is arc-shaped.

Compared with the prior art, the beneficial effect of the present utility model is: the warp knitting machine unwinding device is extended by the electric push rod, and the electric push rod drives the second circular plate to move forward on the outer wall of the third rotating shaft, So that the second circular plate pushes the T-shaped plate to the outside under the cooperation of the first base and the first connecting rod, so that the outside of the T-shaped plate 5 is in contact with the inner wall of the through hole of the wire roller, so that the T-shaped plate supports the wire. Roller and fix it, drive the first shaft to rotate through the servo motor, the second pulley drives the third shaft to rotate under the action of the first pulley, and makes the third shaft rotate between the second base, the second link and the T Under the cooperation of the shape plate and under the support of the support seat, the external thread roller is driven to rotate, and the second gear drives the first gear to rotate in the opposite direction under the action of the rotation force of the first gear, so that a single textile thread on multiple thread rollers is rotated. All of them enter the warp knitting machine along the outer groove of the rotating roller to complete the unwinding of the textile, so that multiple textile thread rollers can be automatically fixed at one time, reducing the manual operation items of the staff, saving time and effort, and improving the Processing efficiency, strong practicability.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the utility model;

FIG. 3 is a top view of the fixing mechanism of the present invention.

In the figure: 1. Base, 2. Rear side plate, 3. Hydraulic cylinder, 4. Support seat, 5. Fixing mechanism, 501, Third shaft, 502, Second pulley, 503, First circular plate, 504 , Electric push rod, 505, Second circular plate, 506, First base, 507, First link, 508, T-shaped plate, 509, Second base, 510, Second link, 6, Front side plate , 7, the first shaft, 8, the first gear, 9, the second shaft, 10, the second gear, 11, the rotating roller, 12, the first pulley, 13, the servo motor.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present utility model provides a technical solution: a warp knitting machine unwinding device, comprising a base 1, the rear side of the base 1 is provided with a rear side plate 2 along the left-right direction, and the A hydraulic cylinder 3 is installed on the left front side of the top, and a support base 4 is installed at the top of the hydraulic cylinder 3. The top of the support base 4 is a smooth surface to avoid affecting the rotation of the third shaft 501. The top of the support base 4 is provided with a fixing mechanism 5. The base 1 is provided with a front side plate 6 at the front right of the top end, the upper and lower ends of the rear side of the front side plate 6 are respectively connected with a first rotating shaft 7 and a second rotating shaft 9 through bearings, and the inner ring of the bearing is connected with the first rotating shaft 7 and the second rotating shaft 9 The outer wall of the rotating shaft 9 has an interference fit, and the outer ring of the bearing is fixedly connected to the inner wall of the front side plate 6. The front side of the first rotating shaft 7 extends out of the front side of the front side plate 6 and is fitted with a first gear 8, a second gear 8, and a second gear. The front side of the rotating shaft 9 is fitted with a second gear 10 that meshes with the first gear 8 . The second gear 10 drives the first gear 9 to rotate in the opposite direction under the action of the rotational force of the first gear 8 . The first rotating shaft 7 The rear side of the outer wall of the second rotating shaft 9 and the second rotating shaft 9 are sleeved with a rotating roller 11 in the front-rear direction. The first gear 9 and the first rotating shaft 7 respectively drive the rotating roller 11 at the corresponding position to rotate in opposite directions. A servo motor 13 is arranged at the corresponding position of the lower corner and the first rotating shaft 7, and the rear side of the first rotating shaft 7 extends out of the rear side of the rear side plate 2 and is locked with the output end of the servo motor 13 through a coupling. The rear side of the outer wall of the rotating shaft 7 is interference-fitted with a first pulley 12;

The fixing mechanism 5 includes a third rotating shaft 501, a second pulley 502, a first circular plate 503, an electric push rod 504, a second circular plate 505, a first base 506, a first link 507, a T-shaped plate 508, a first Two bases 509 and a second connecting rod 510;

The upper left corner of the front side of the rear side plate 2 is connected with a third rotating shaft 501 in the front-rear direction through a bearing. The connected second pulley 502, the servo motor 13 drives the first rotating shaft 7 to rotate, the second pulley 502 drives the third rotating shaft 501 to rotate clockwise under the action of the rotating force of the first pulley 12, and makes the third rotating shaft 501 rotate on the second base 509. Under the cooperation of the second connecting rod 510 and the T-shaped plate 508 and under the support of the support base 4, the outer wire roller is driven to rotate clockwise, the inner ring of the bearing and the outer wall of the third rotating shaft 501 are in interference fit, and the outer The ring is fixedly connected with the inner wall of the rear side plate 2 , the rear side of the outer wall of the third shaft 501 is interference-fitted with a first circular plate 503 , and the front side of the first circular plate 503 is located at the left and right ends of the outer side of the third shaft 501 Electric push rods 504 are installed on both of them, and the electric push rods 504 can drive the second circular plate 505 to move forward and backward on the outer wall of the third shaft 501, so that the second circular plate 505 can pull the first connecting plate 505 under the cooperation of the first base 506. The inner end of the rod 507 moves to the rear side or the outer side, the outer wall of the third shaft 501 and the front side of the first circular plate 503 is sleeved with a second circular plate 505 , and the front side of the electric push rod 504 is connected to the second circular plate 505 . The rear side of the circular plate 505 is connected with screws, the front side of the second circular plate 505 and the outer side of the third rotating shaft 501 are provided with four first bases 506 in the circumferential direction, and the outer sides of the four first bases 506 pass through pins. One end of the first connecting rod 507 is rotatably connected, and the other ends of the four first connecting rods 507 are rotatably connected with a T-shaped plate 508 through the pin shaft in the front-rear direction. The outer wall of the T-shaped plate 508 is made of rubber material to increase the T The friction force between the shaped plate 508 and the inner wall of the through hole of the line roller, the front and rear ends of the front side of the outer wall of the third rotating shaft 501 are respectively provided with four second bases 509 in the circumferential direction, and the outer side of the second base 509 is connected with a second connecting rod through a pin shaft. One end of the rod 510 and the other end of the second link 510 are respectively connected with the inner side of the T-shaped plate 508 at the corresponding position through a pin shaft. When the first link 507 pulls the T-shaped plate 508 to move back and forth, the second link 510 is inclined inward or outward, so that the second link 510 can limit the position of the T-shaped plate 508 .

As a preferred solution, further, the top end of the support seat 4 is an arc shape adapted to the outer wall of the third shaft 501 , so that the support seat 4 supports the third shaft 501 so that the third shaft 501 can be placed on the support seat 4 Top turns.

As a preferred solution, further, the outer wall of the rotating roller 11 is provided with grooves in the circumferential direction from front to back, which can limit the position of the textile thread, so that the single textile thread on the multiple thread rollers is all along the outside of the rotating roller 11. The grooves together enter the warp knitting machine.

As a preferred solution, further, the left and right electric push rods 504 are arranged symmetrically with respect to the axis of the third rotating shaft 501, so that the electric push rods 504 push the second circular plate 505 to move more stably.

As a preferred solution, further, the outer side of the T-shaped plate 508 is arc-shaped, so that the outer wall of the T-shaped plate 508 is matched with the inner wall of the through hole of the wire roller, thereby facilitating the T-shaped plate 508 to fix the wire roller.

The following is the model and function of each electrical device in this case:

Hydraulic cylinder 3: the model is MOB-R-D30-100-25-LB, the hydraulic cylinder 3 is controlled by the external operating system, and can be extended or shortened by itself to drive the support base 4 to move up and down;

Servo motor 13: Servo motor with model SGMAH-08AAA41, controlled by an external operating system, can drive the first rotating shaft 7 to rotate clockwise;

Electric push rod 504: DYTZB1000-500/110-P, the electric push rod 504 is equipped with a battery that can be charged when the device is stopped. The electric push rod 504 is controlled by an external operating system, and can be extended or shortened by itself to drive the second The circular plate 505 moves back and forth on the outer wall of the third shaft 501 .

All the electrical components in this case are connected with the power supply to which they are adapted through wires by those skilled in the art, and an appropriate controller should be selected according to the actual situation to meet the control requirements. The specific connection and control sequence should refer to the following working principles The electrical connection between the electrical components is completed in sequence, and the detailed connection means are known in the art. The following mainly introduces the working principle and process, and does not describe the electrical control. The specific work is as follows.

When replacing the textile thread roll, the staff controls the hydraulic cylinder 3 to shorten, so that the hydraulic cylinder 3 drives the support base 4 to move down to stop the support of the support base 4 to the third rotating shaft 501, and the staff controls the electric push rod 504 to shorten, So that the electric push rod 504 drives the second circular plate 505 to move backward on the outer wall of the third shaft 501 , so that the second circular plate 505 pulls the inner end of the first link 507 under the cooperation of the first base 506 . Moving to the rear side, because the two ends of the first link 507 are connected with the first base 506 and the T-shaped plate 508 through the pin shaft, and the two ends of the second link 510 are respectively connected with the second base 509 and the T-shaped plate 508 508 is connected by the rotation of the pin shaft, so that when the first link 507 pulls the rear side of the T-shaped plate 508 to move, the second link 510 inclines inwardly, thereby making the T-shaped plate 508 act as a limiter on the second link 510 Moving down to the inside, the worker inserts multiple wire rollers into the outside of the fixing mechanism 5 in sequence from front to back, and makes the through holes of the wire rollers sleeve outside the T-shaped plate 508, and controls the extension of the electric push rod 504 to make the electric push rod 504 extend. The rod 504 drives the second circular plate 505 to move forward on the outer wall of the third shaft 501, and the second circular plate 505 pushes the T-shaped plate 508 to move outward under the cooperation of the first base 506 and the first link 507, The outside of the T-shaped plate 508 is in contact with the inner wall of the through hole of the wire roller, so that the T-shaped plate 508 supports the wire roller and fixes it. A rotating shaft 7 rotates clockwise. Since the first pulley 12 and the second pulley 502 are connected by a belt drive, the second pulley 502 drives the third rotating shaft 501 to rotate clockwise under the action of the rotational force of the first pulley 12, and makes the third rotating shaft 501 drives the external thread roller to rotate clockwise under the cooperation of the second base 509, the second link 510 and the T-shaped plate 508 and under the support of the support base 4, due to the meshing of the first gear 8 and the second gear 10, the The second gear 10 drives the first gear 9 to rotate in the opposite direction under the action of the rotational force of the first gear 8, so that the first gear 9 and the first rotating shaft 7 respectively drive the rotating rollers 11 at the corresponding positions to rotate in opposite directions. The outer wall of the roller 11 is provided with grooves in the circumferential direction from front to back, so that the single textile threads on the multiple thread rollers all enter the warp knitting machine along the outer grooves of the rotating roller 11, thereby completing the unwinding of the textile. Therefore, multiple textile thread rollers can be automatically fixed at one time, the manual operation items of the staff are reduced, time and effort are saved, processing efficiency is improved, and the utility model is strong.

In the description of the present invention, it should be understood that the terms "top", "bottom", "one end", "front side", "rear side", "the other end", "upper", "lower", The orientation or positional relationship indicated by "inside" and "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must be have a specific orientation, be constructed and operate in a specific orientation; and unless otherwise expressly specified and limited, the terms "installation", "screw connection", "plug-in", "interference fit", "set" and other terms shall be It can be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral body; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be two Unless otherwise expressly defined, the communication within an element or the interaction relationship between the two elements can be understood by those of ordinary skill in the art according to specific circumstances.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. A warp knitting machine unwinding device, comprising a base (1), characterized in that: the rear side of the base (1) is provided with a rear side plate (2) along the left-right direction, and the base (1) A hydraulic cylinder (3) is installed on the left front side of the top end of the A front side plate (6) is arranged on the top right front of the seat (1), and the upper and lower ends of the rear side of the front side plate (6) are respectively connected with a first rotating shaft (7) and a second rotating shaft (9) through bearings. , the inner ring of the bearing is in interference fit with the outer walls of the first rotating shaft (7) and the second rotating shaft (9), and the outer ring of the bearing is fixedly connected with the inner wall of the front side plate (6), the first rotating shaft ( 7) The front side of the front side plate (6) extends out of the front side of the front side plate (6) and is fitted with a first gear (8), and the front side of the second shaft (9) is interference fitted with the first gear (8). The meshed second gear (10), the rear sides of the outer walls of the first rotating shaft (7) and the second rotating shaft (9) are sleeved with rotating rollers (11) in the front-rear direction, and the rear side plate (2) A servo motor (13) is provided at a position corresponding to the lower right corner of the rear side and the first rotating shaft (7), and the rear side of the first rotating shaft (7) extends out of the rear side of the rear side plate (2) and is connected to the servo motor ( The output end of 13) is locked by a coupling, and the rear side of the outer wall of the first rotating shaft (7) is interference-fitted with a first pulley (12); The fixing mechanism (5) includes a third rotating shaft (501), a second pulley (502), a first circular plate (503), an electric push rod (504), a second circular plate (505), and a first base (506), a first link (507), a T-shaped plate (508), a second base (509) and a second link (510); A third rotating shaft (501) is connected to the upper left corner of the front side of the rear side plate (2) through a bearing in the front-rear direction, and the rear side of the third rotating shaft (501) extends out of the rear side of the rear side plate (2). A second pulley (502) connected with the rotating roller (11) through a belt drive is provided with interference fit, the inner ring of the bearing is in interference fit with the outer wall of the third rotating shaft (501), and the outer ring of the bearing is connected to the rear side. The inner wall of the plate (2) is fixedly connected, the rear side of the outer wall of the third rotating shaft (501) is interference-fitted with a first circular plate (503), and the front side of the first circular plate (503) is located on the first circular plate (503). Electric push rods (504) are installed on the left and right ends of the outside of the third rotating shaft (501), and a second circular plate (505), the front side of the electric push rod (504) is screwed with the rear side of the second circular plate (505), the front side of the second circular plate (505) is located on the third rotating shaft ( 501) are provided with four first bases (506) in the circumferential direction, and the outer sides of the four first bases (506) are rotatably connected with one end of the first connecting rod (507) through a pin shaft. The other end of the first connecting rod (507) is rotatably connected with a T-shaped plate (508) along the front-rear direction through a pin shaft, and the front and rear ends of the front side of the outer wall of the third rotating shaft (501) are respectively provided with four circumferentially arranged The second base (509), the outer side of the second base (509) is connected with one end of the second connecting rod (510) through the pin shaft, and the other end of the second connecting rod (510) is respectively connected to the corresponding position T The inner side of the shaped plate (508) is rotatably connected by a pin shaft. 2 . The warp knitting machine unwinding device according to claim 1 , wherein the top end of the support seat ( 4 ) is an arc shape adapted to the outer wall of the third rotating shaft ( 501 ). 3 . 3 . The warp knitting machine unwinding device according to claim 1 , wherein the outer wall of the rotating roller ( 11 ) is provided with grooves along the circumferential direction from front to back. 4 . 4 . The warp knitting machine unwinding device according to claim 1 , wherein the left and right electric push rods ( 504 ) are arranged symmetrically with respect to the axis of the third rotating shaft ( 501 ). 5 . 5. A warp knitting machine unwinding device according to claim 1, characterized in that: the outer side of the T-shaped plate (508) is arc-shaped.

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