CN211595952U

CN211595952U - Braiding machine with spandex yarn switching device

Info

Publication number: CN211595952U
Application number: CN201922388112.XU
Authority: CN
Inventors: 黄照林
Original assignee: Zhangjiagang Sanda Spandex Yarn Co Ltd
Current assignee: Zhangjiagang Sanda Spandex Yarn Co Ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-09-29
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a braiding machine with a spandex yarn switching device, which comprises a bracket and a cross rod, wherein the upper end of the bracket is provided with a cross rod, the two ends of the cross rod are fixedly connected with the bracket, a reciprocating lead screw is arranged below the cross rod, one end of the reciprocating lead screw penetrates through the bracket, the right end of the reciprocating lead screw is connected with a motor, the motor is fixedly connected with the bracket, the bracket is connected with the joint of the reciprocating lead screw and the multifilament rod through a bearing, the reciprocating lead screw is connected with the bracket through the bearing in a rotating way, a first movable block is arranged on the cross rod and the reciprocating lead screw, the front end of the first movable block is provided with a first yarn guide wheel bracket, in the utility model, spandex yarn passes through the upper ends of the first yarn guide wheel and the second yarn guide wheel, the first yarn guide wheel can move up and down under the action of the first yarn guide wheel bracket, a spring, the phenomenon that the spandex yarn is broken due to overlarge tension in the weaving process is prevented.

Description

Braiding machine with spandex yarn switching device

Technical Field

The utility model relates to a knitting machine technical field specifically is a braider with spandex yarn auto-change over device.

Background

The knitting machine for producing cylindrical weft-knitted fabric with knitting needles arranged on circular needle cylinder is called circular weft knitting machine for short, and can be classified according to knitting needle type, needle cylinder number, needle cylinder arrangement form and knitting needle movement. The yarn feeding mechanism is used for unwinding yarn from a bobbin and conveying the yarn to a knitting area and is divided into a passive type, an active type and a storage type. The passive yarn feeding is to draw the yarn from the bobbin by tension and feed it into the knitting area. The yarn feeding mechanism has simple structure, but poor yarn feeding uniformity. The positive yarn feeding actively conveys the yarns to the knitting area at a constant linear speed, has the advantages of uniform yarn feeding and small tension fluctuation, and is beneficial to improving the quality of the knitted fabric.

The existing knitting machine has the disadvantages of complex structure, more complex operation, higher use cost and lack of a buffering device, and spandex yarns are easy to break in the knitting process. Accordingly, those skilled in the art have provided a knitting machine having a spandex yarn switching device to solve the problems set forth in the above background art.

Disclosure of Invention

An object of the utility model is to provide a braider with spandex yarn auto-change over device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a braiding machine with a spandex yarn switching device comprises a support and a cross rod, wherein the upper end of the support is provided with the cross rod, the two ends of the cross rod are fixedly connected with the support, a reciprocating lead screw is arranged below the cross rod, one end of the reciprocating lead screw penetrates through the support, the right end of the reciprocating lead screw is connected with a motor, the motor is fixedly connected with the support, the support is connected with a bearing towards the joint of a multifilament rod, the reciprocating lead screw rotates through the bearing to be connected with the support, a first movable block is arranged on the cross rod and the reciprocating lead screw, the front end of the first movable block is provided with a first yarn guide wheel support, the first yarn guide wheel support is provided with a first yarn guide wheel, the first yarn guide wheel support is provided with a spring, the upper end of the spring is connected with a limiting plate, the limiting plate is fixedly connected with the first movable block, the lower end of the, the two ends of the sliding rail are welded with fixing plates, the fixing plates are fixedly connected with the support through fixing bolts, and the front end of the second movable block is provided with a second yarn guide wheel.

As a further scheme of the utility model, the yarn guide wheel rotates through the pivot and connects yarn guide wheel support one, installs the diaphragm on the yarn guide wheel support one, and the department welding of the upper end of diaphragm has the couple, couple fixed connection spring.

As the utility model discloses scheme further still, the seat is rotated to the one end that the yarn guide wheel was kept away from to yarn guide wheel support one, and yarn guide wheel support one rotates through the pivot to connect and rotates the seat, and rotates a fixed connection movable block one.

As the utility model discloses scheme further again, two sliding connection slide rails of movable block, the both ends department of movable block two installs guide wheel support two, and the both ends of movable block two correspond guide wheel support two and be equipped with the fixed orifices, and guide wheel support two inserts in the fixed orifices, and the other end of guide wheel support two rotates and connects guide wheel two.

As the utility model discloses further scheme again, the jack has been seted up to the upper end department of movable block one, and movable block one is through jack sliding connection horizontal pole.

As the utility model discloses further scheme again, the lower extreme department of movable block one sets up threaded hole, and the movable block one is through the reciprocal lead screw of screw hole threaded connection.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, pass the upper end of yarn guide wheel one and yarn guide wheel two with the spandex yarn, yarn guide wheel one can reciprocate under the effect of yarn guide wheel support one, spring, limiting plate, diaphragm, couple and rotation seat, and the spring provides elasticity, plays the effect of buffering to the spandex yarn, prevents that the spandex yarn from weaving the in-process too big because of the pulling force, causes cracked phenomenon at the knitting.

2. The starting motor drives the reciprocating screw rod to rotate, so that the first movable block can realize reciprocating motion in the left-right direction, the cross rod can play a role in limiting the movable block, the stability of the first movable block in moving is improved, the first movable block drives the second movable block to move in the left-right direction along the slide rail by utilizing the connecting rod, the first yarn guide wheel and the second yarn guide wheel are moved in the left-right direction, the positions of the first yarn guide wheel and the second yarn guide wheel are conveniently adjusted, weaving and using are convenient, the device is simple in structure and convenient to operate, and cost can be effectively saved.

Drawings

Fig. 1 is a schematic structural diagram of a knitting machine with a spandex yarn switching device.

Fig. 2 is a schematic structural diagram of a yarn guide wheel-connection in a knitting machine with a spandex yarn switching device.

Fig. 3 is a structural schematic diagram of the connection of a second yarn guide wheel in a knitting machine with a spandex yarn switching device.

Fig. 4 is a side view of a first movable block in a knitting machine with a spandex yarn switching device.

In the figure: 1-bracket, 2-cross bar, 3-reciprocating screw rod, 4-movable block I, 5-motor, 6-bearing, 7-yarn guide wheel bracket I, 8-yarn guide wheel I, 9-spring, 10-limiting plate, 11-connecting rod, 12-movable block II, 13-sliding rail, 14-fixing plate, 15-fixing bolt, 16-yarn guide wheel II, 17-transverse plate, 18-hook, 19-rotating seat, 20-yarn guide wheel bracket II, 21-fixing hole, 22-jack and 23-threaded hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, in an embodiment of the present invention, a braiding machine with a spandex yarn switching device includes a support 1 and a cross bar 2, the upper end of the support 1 is provided with the cross bar 2, two ends of the cross bar 2 are fixedly connected with the support 1, a reciprocating screw rod 3 is arranged below the cross bar 2, one end of the reciprocating screw rod 3 penetrates through the support 1, the right end of the reciprocating screw rod 3 is connected with a motor 5, the motor 5 is fixedly connected with the support 1, a bearing 6 is installed at the joint of the support 1 and the reciprocating screw rod 3, the reciprocating screw rod 3 is rotatably connected with the support 1 through the bearing 6, a movable block one 4 is installed on the cross bar 2 and the reciprocating screw rod 3, the front end of the movable block one 4 is provided with a yarn guide wheel support one 7, a yarn guide wheel one 8 is installed on the yarn guide wheel support one 7, a spring 9 is arranged on the yarn guide wheel support one 7, the upper end of the spring, connecting rod 11 is installed to the lower extreme department of movable block one 4, and two 12 movable blocks are connected to the other end of connecting rod 11, and the rear end department of two 12 movable blocks is equipped with slide rail 13, and the welding of the both ends of slide rail 13 has fixed plate 14, and fixed plate 14 passes through fixing bolt 15 fixed connection support 1, yarn guide wheel two 16 is installed to the front end department of two 12 movable blocks.

Referring to fig. 2, the yarn guide wheel i 8 is rotatably connected with the yarn guide wheel i support i 7 through a rotating shaft, a transverse plate 17 is installed on the yarn guide wheel i support i 7, a hook 18 is welded at the upper end of the transverse plate 17, the hook 18 is fixedly connected with a spring 9, a rotating seat 19 is installed at one end of the yarn guide wheel i support i 7, which is far away from the yarn guide wheel i 8, the yarn guide wheel i support i 7 is rotatably connected with the rotating seat 19 through the rotating shaft, and the rotating seat 19 is fixedly connected with the movable block i 4.

Referring to fig. 3, the second movable block 12 is slidably connected to the slide rail 13, the second yarn guide wheel brackets 20 are installed at two ends of the second movable block 12, fixing holes 21 are formed in two ends of the second movable block 12 corresponding to the second yarn guide wheel brackets 20, the second yarn guide wheel brackets 20 are inserted into the fixing holes 21, and the other ends of the second yarn guide wheel brackets 20 are rotatably connected to the second yarn guide wheels 16.

Referring to fig. 4, the upper end of the first movable block 4 is provided with an insertion hole 22, the first movable block 4 is slidably connected to the cross bar 2 through the insertion hole 22, the lower end of the first movable block 4 is provided with a threaded hole 23, and the first movable block 4 is in threaded connection with the reciprocating screw rod 3 through the threaded hole 23.

The utility model discloses a theory of operation is:

in the utility model, spandex yarn passes through the upper ends of the yarn guide wheel I8 and the yarn guide wheel II 16, the yarn guide wheel I8 can move up and down under the action of the yarn guide wheel bracket I7, the spring 9, the limiting plate 10, the transverse plate 17, the hook 18 and the rotating seat 19, the spring 9 provides elasticity, plays a role of buffering the spandex yarn, prevents the spandex yarn from breaking due to overlarge tension in the weaving process, starts the motor 5 to drive the reciprocating screw rod 3 to rotate, the first movable block 4 can realize reciprocating motion in the left-right direction, the cross rod 2 has a limiting effect on the first movable block 4, the moving stability of the first movable block 4 is improved, the first movable block 4 drives the second movable block 12 to move in the left-right direction along the slide rail 13 by utilizing the connecting rod 11, therefore, the first yarn guide wheel 8 and the second yarn guide wheel 16 move left and right, the positions of the first yarn guide wheel 8 and the second yarn guide wheel 16 are convenient to adjust, and weaving and using are convenient.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A braiding machine with a spandex yarn switching device comprises a support (1) and a cross rod (2), and is characterized in that the upper end of the support (1) is provided with the cross rod (2), the two ends of the cross rod (2) are fixedly connected with the support (1), a reciprocating lead screw (3) is arranged below the cross rod (2), one end of the reciprocating lead screw (3) penetrates through the support (1), the right end of the reciprocating lead screw (3) is connected with a motor (5), the motor (5) is fixedly connected with the support (1), a bearing (6) is arranged at the joint of the support (1) and the reciprocating lead screw (3), the reciprocating lead screw (3) is rotatably connected with the support (1) through the bearing (6), movable blocks (4) are arranged on the cross rod (2) and the reciprocating lead screw (3), a yarn guide wheel support (7) is arranged at the front end of the movable blocks (4), and a yarn guide wheel (8) is arranged on the yarn guide wheel support (7, be equipped with spring (9) on yarn guide wheel support (7), limiting plate (10) are connected to the upper end department of spring (9), and limiting plate (10) fixed connection movable block (4), connecting rod (11) are installed to the lower extreme department of movable block (4), and movable block two (12) are connected to the other end of connecting rod (11), and the rear end department of movable block two (12) is equipped with slide rail (13), and the both ends welding of slide rail (13) has fixed plate (14), and fixed plate (14) are through fixing bolt (15) fixed connection support (1), yarn guide wheel two (16) are installed to the front end department of movable block two (12).

2. The knitting machine with the spandex yarn switching device as claimed in claim 1, wherein the yarn guide wheel I (8) is rotatably connected with the yarn guide wheel I bracket I (7) through a rotating shaft, a transverse plate (17) is installed on the yarn guide wheel I bracket I (7), a hook (18) is welded at the upper end of the transverse plate (17), and the hook (18) is fixedly connected with the spring (9).

3. The knitting machine with the spandex yarn switching device according to claim 1, wherein a rotating seat (19) is installed at one end, away from the first yarn guide wheel (8), of the first yarn guide wheel bracket (7), the first yarn guide wheel bracket (7) is rotatably connected with the rotating seat (19) through a rotating shaft, and the rotating seat (19) is fixedly connected with the first movable block (4).

4. The knitting machine with the spandex yarn switching device according to claim 1, wherein the second movable block (12) is slidably connected with a sliding rail (13), two yarn guide wheel brackets (20) are installed at two ends of the second movable block (12), two fixing holes (21) are formed in two ends of the second movable block (12) corresponding to the second yarn guide wheel brackets (20), the second yarn guide wheel brackets (20) are inserted into the fixing holes (21), and the other ends of the second yarn guide wheel brackets (20) are rotatably connected with the second yarn guide wheel (16).

5. The knitting machine with the spandex yarn switching device according to claim 1, characterized in that a jack (22) is formed at the upper end of the first movable block (4), and the first movable block (4) is slidably connected with the cross rod (2) through the jack (22).

6. The knitting machine with the spandex yarn switching device according to claim 1, characterized in that a threaded hole (23) is formed at the lower end of the first movable block (4), and the first movable block (4) is in threaded connection with the reciprocating screw rod (3) through the threaded hole (23).