CN213328082U

CN213328082U - Yarn pressing device of computerized flat knitting machine

Info

Publication number: CN213328082U
Application number: CN202021651106.5U
Authority: CN
Inventors: 朱唯民
Original assignee: Tongxiang Shengyuan Textile Machinery Co ltd
Current assignee: Tongxiang Shengyuan Textile Machinery Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-06-01
Anticipated expiration: 2030-08-10

Abstract

The utility model discloses a yarn pressing device of a computerized flat knitting machine, which comprises a frame body and a yarn pressing mechanism arranged on the frame body, wherein the yarn pressing mechanism comprises a driving rod which moves up and down along the frame body and a driving component which drives the driving rod to move up and down; the top of actuating lever with the drive assembly transmission is connected, the bottom of actuating lever is connected with the clamp plate that is used for pushing down the yarn, the utility model discloses can separate yarn and knitting needle according to actual need to improve garment piece production quality's effect.

Description

Yarn pressing device of computerized flat knitting machine

Technical Field

The utility model relates to a textile technology, in particular to computerized flat knitting machine cord grip.

Background

The computerized flat knitting machine is a double-needle plate latch needle weft knitting loom. In the ascending process of the loom, the coil gradually withdraws from the needle hook, the latch is opened, and the withdrawing latch is hung on the needle rod; during the descending process of the loom, the needle hook hooks the newly laid yarn and draws and bends the newly laid yarn into a coil, meanwhile, the original coil is separated from the needle hook, the new coil passes through the old coil and is connected with the old coil in series, and the coil strings woven by a plurality of knitting needles are mutually connected to form the knitted fabric.

The process by which a flat knitting machine needles knit yarn into a fabric is referred to as a looping process. In the conventional loop forming process, along with the raising of the knitting needle, the yarn is raised along with the knitting needle due to the frictional force, resulting in poor loop forming. And the existing computerized flat knitting machine is not provided with a yarn pressing device and has no yarn pressing function, and the garment piece woven by the computerized flat knitting machine is uneven and has poor integral effect.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects in the prior art, the utility model aims to provide a computerized flat knitting machine yarn pressing device, which can separate yarns from knitting needles according to actual needs, thereby improving the production quality of garment pieces.

The utility model provides a technical scheme that its technical problem adopted does: a yarn pressing device of a computerized flat knitting machine comprises a frame body and a yarn pressing mechanism arranged on the frame body, wherein the yarn pressing mechanism comprises a driving rod moving up and down along the frame body and a driving assembly driving the driving rod to move up and down;

the top of the driving rod is in transmission connection with the driving assembly, and the bottom of the driving rod is connected with a pressing plate for pressing yarns;

the driving assembly comprises a connecting rod and a cam, the cam is rotatably connected above the driving rod, and two ends of the connecting rod are respectively hinged with the cam and the top of the driving rod;

the cam is driven to rotate by the motor assembly.

Optionally, a limiting block used for horizontally limiting the driving rod is arranged in the guide hole, and a limiting groove matched with the limiting block is formed in the rod body of the driving rod.

Optionally, the pressing plate is connected to the bottom of the driving rod through a pressing rod.

Optionally, a sleeve is further fixedly mounted on the frame body, the bottom of the driving rod and the top of the pressing rod are respectively located in the sleeve, and the driving rod and the pressing rod are coaxially arranged with the sleeve.

Optionally, a first baffle is fixedly mounted at the bottom of the driving rod, a second baffle is fixedly mounted at the top of the pressing rod, and a spring is connected between the second baffle and the bottom of the sleeve.

Optionally, the top and the bottom of the sleeve are respectively provided with an end cover.

Adopt above-mentioned technical scheme, the utility model discloses in the use, make the actuating lever realize the removal from top to bottom through drive assembly, and the actuating lever is reciprocating the in-process, can drive the clamp plate that is located the actuating lever bottom and reciprocate, when the clamp plate moves down extreme position, the clamp plate can be pushed down the yarn to prevent that the yarn from rising along with the knitting needle together, and when clamp plate upward movement, the yarn is emitted, thereby makes the yarn accomplish the lopping process. The utility model discloses a time, can separate yarn and knitting needle according to actual need to improve garment piece production quality's effect.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the assembly of the guide block and the driving rod of the present invention;

fig. 3 is a schematic view of the internal structure of the sleeve according to the present invention.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1, the utility model discloses a computerized flat knitting machine cord grip, including support body 1 and locate the line ball mechanism on the support body 1, line ball mechanism is used for pushing down computerized flat knitting machine's yarn to prevent that the yarn from rising thereupon when carrying the needle. The wire pressing mechanism specifically comprises a driving rod 2 moving up and down along a frame body 1 and a driving assembly used for enabling the driving rod 2 to move up and down, a guide block 3 used for guiding the driving rod 2 is further installed on the frame body 1, the guide block 3 is fixedly connected to the frame body 1, and a guide hole 4 used for allowing the driving rod 2 to pass through is formed in the middle of the guide block 3; in another embodiment of the present invention, the driving rod 2 is a square rod, and the guiding hole 4 is a square hole of the adaptive driving rod 2.

The utility model discloses in, the top and the drive assembly transmission of actuating lever 2 are connected, and the bottom of actuating lever 2 is connected with the clamp plate 5 that is used for pushing down the yarn, and clamp plate 5 is used for pushing down the yarn.

Specifically, the drive assembly includes connecting rod 6 and cam 7, and cam 7 rotates the top of connecting in actuating lever 2, and the centre of rotation of cam 7 is located the extension line of actuating lever 2, and the both ends of connecting rod 6 are articulated with the top of cam 7 and actuating lever 2 respectively. When the cam 7 is driven to rotate by the motor component 8, the connecting rod 6 can drive the driving rod 2 to move up and down, so that yarn pressing or yarn separation is realized.

The utility model discloses in, as shown in fig. 2, be equipped with in guiding hole 4 and be used for carrying out the spacing stopper 9 of level to actuating lever 2, the pole of actuating lever 2 be equipped with on the body with stopper 9 complex spacing groove 10, through the cooperation of stopper 9 and spacing groove 10, guaranteed the straightness accuracy that actuating lever 2 removed.

In the present invention, the pressing plate 5 is connected to the bottom of the driving rod 2 through a pressing rod 11. Specifically, as shown in fig. 1 and 3, a sleeve 12 is further fixedly mounted on the frame body 1, the bottom of the driving rod 2 and the top of the pressing rod 11 are respectively located in the sleeve 12, the driving rod 2 and the pressing rod 11 are both coaxially arranged with the sleeve 12, a first baffle 13 is fixedly mounted at the bottom of the driving rod 2, a second baffle 14 is fixedly mounted at the top of the pressing rod 11, and a spring 15 is connected between the second baffle 14 and the bottom of the sleeve 12.

The utility model discloses in, the top and the bottom of sleeve 12 are equipped with end cover 16 respectively to the center of end cover 16 is equipped with the perforation that is used for depression bar 11 and actuating lever 2 to pass respectively, in addition the utility model discloses in, the pole footpath of depression bar 11 is unanimous with the pole footpath of actuating lever 2.

Adopt the technical scheme of the utility model, when initial state, connecting rod 6 hookup location on cam 7 is in the peak, and spring 15 is in natural state this moment, and second baffle 14 is in the detached state with first baffle 13, and clamp plate 5 does not push down the yarn. When yarn needs to be pressed, the cam 7 rotates, so that the connecting rod 6 drives the driving rod 2 to move downwards, in the process, the first baffle 13 gradually abuts against the second baffle 14, the second baffle 14 overcomes the resistance of the spring 15 and drives the pressing rod 11 to move downwards, and the pressing plate 5 presses the yarn.

The utility model discloses in, motor element 8 specifically includes motor and reduction gear, and fixed mounting has driven gear in the pivot of cam 7, and reduction gear and driven gear mesh, when the motor stall, and reduction gear also can prevent that driven gear from continuing to rotate to the stability of clamp plate 5 when pushing down the yarn has been guaranteed.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Besides the technical features described in the specification, other technical features are known to those skilled in the art, and further description of the other technical features is omitted here in order to highlight the innovative features of the present invention.

Claims

1. The yarn pressing device of the computerized flat knitting machine is characterized by comprising a frame body (1) and a yarn pressing mechanism arranged on the frame body (1), wherein the yarn pressing mechanism comprises a driving rod (2) moving up and down along the frame body (1) and a driving assembly driving the driving rod (2) to move up and down, a guide block (3) used for guiding the driving rod (2) is further installed on the frame body (1), the guide block (3) is fixedly connected to the frame body (1), and a guide hole (4) used for penetrating through the driving rod (2) is formed in the middle of the guide block (3);

the top of the driving rod (2) is in transmission connection with the driving assembly, and the bottom of the driving rod (2) is connected with a pressing plate (5) for pressing yarns;

the driving assembly comprises a connecting rod (6) and a cam (7), the cam (7) is rotatably connected above the driving rod (2), and two ends of the connecting rod (6) are respectively hinged with the cam (7) and the top of the driving rod (2);

the cam (7) is driven to rotate by a motor component (8).

2. The yarn pressing device of the computerized flat knitting machine according to claim 1, characterized in that a limiting block (9) for horizontally limiting the driving rod (2) is arranged in the guide hole (4), and a limiting groove (10) matched with the limiting block (9) is arranged on the rod body of the driving rod (2).

3. The yarn pressing device of the computerized flat knitting machine according to claim 2, characterized in that the pressing plate (5) is connected with the bottom of the driving rod (2) through a pressing rod (11).

4. The yarn pressing device of the computerized flat knitting machine according to claim 3, characterized in that a sleeve (12) is further fixedly mounted on the frame body (1), the bottom of the driving rod (2) and the top of the pressing rod (11) are respectively positioned in the sleeve (12), and the driving rod (2) and the pressing rod (11) are coaxially arranged with the sleeve (12).

5. The yarn pressing device of the computerized flat knitting machine as claimed in claim 4, characterized in that a first baffle (13) is fixedly installed at the bottom of the driving rod (2), a second baffle (14) is fixedly installed at the top of the pressing rod (11), and a spring (15) is connected between the second baffle (14) and the bottom of the sleeve (12).

6. The yarn pressing device of the computerized flat knitting machine as claimed in claim 5, wherein the top and the bottom of the sleeve (12) are respectively provided with an end cover (16).