CN113981607A

CN113981607A - Warp knitting machine yarn tension adjusting mechanism

Info

Publication number: CN113981607A
Application number: CN202111425108.1A
Authority: CN
Inventors: 许金泰; 蔡金为; 刘恋; 张英东
Original assignee: Sincetech Fujian Technology Co Ltd
Current assignee: Sincetech Fujian Technology Co Ltd
Priority date: 2021-11-27
Filing date: 2021-11-27
Publication date: 2022-01-28

Abstract

The invention relates to the field of yarn tension adjustment, in particular to a yarn tension adjusting mechanism of a warp knitting machine, which comprises a transition roller, an adjusting roller or a driving roller, wherein the adjusting mechanism comprises at least one roller or a combination of more than two rollers of the transition roller, the adjusting roller or the driving roller. According to the invention, after the yarn sequentially bypasses the transition roller, the adjusting roller and the driving roller, the yarn is in a curve shape, and then the driving roller rotates to play a role in pulling the yarn, so that the tension of the yarn is uniform.

Description

Warp knitting machine yarn tension adjusting mechanism

Technical Field

The invention relates to the technical field of tension adjusting mechanisms, in particular to a yarn tension adjusting mechanism of a warp knitting machine.

Background

With the progress of society, the textile industry has been greatly developed, and during the textile process, one group or several groups of parallel arranged warp yarns are woven by a warp knitting machine and simultaneously pull the yarns wound on a yarn barrel, wherein the yarns are guided by a yarn guide frame so as to be convenient for the next processing or be sold as semi-finished products. When knitting yarns, the yarns are uneven in tension after passing through a creel, so that the yarns are uneven in tightness, the cloth cover produced by the warp knitting machine has broken yarns, uneven mesh size, uneven single-needle coil size and color vertical lines when multi-color yarns are knitted due to the fact that the yarns are tight and loose, the phenomenon of 'vertical lines' of the cloth cover can be caused due to the fact that the mesh size and the coil size are uneven, and the product quality is greatly reduced.

Disclosure of Invention

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

The invention aims to overcome the defects and provide a yarn tension adjusting mechanism of a warp knitting machine, so as to solve the problem of uneven yarn tension in the existing yarn guide process.

In order to achieve the purpose, the technical solution of the invention is as follows: a yarn tension adjusting mechanism of a warp knitting machine comprises at least one roller or a combination of more than two rollers of a transition roller, an adjusting roller or a driving roller.

As a further improvement, the adjusting mechanism is provided with a transition roller and a driving roller.

As a further improvement, the adjusting mechanism is provided with a transition roller and an adjusting roller.

As a further improvement, the adjusting mechanism is provided with a driving roller and an adjusting roller.

As a further improvement, the adjusting mechanism is provided with a transition roller, an adjusting roller and a driving roller.

As a further improvement, two ends of the transition roller, the adjusting roller and the driving roller are rotatably connected to the adjusting mechanism.

As a further improvement, the surfaces of the drive roll, the regulating roll and the transition roll are smooth.

As a further improvement, the driving roller, the regulating roller and the transition roller are all antistatic materials and/or smooth materials.

As a further improvement, the driving roller is driven to rotate by a driving mechanism, and the rotating speed of the driving roller is adjustable.

As a further improvement, two ends of the adjusting roller are respectively provided with an adjusting device.

As a further improvement, the adjusting device comprises a connecting seat, a threaded sleeve and a screw rod, the connecting seat is rotatably connected with the adjusting roller, the threaded sleeve is arranged on the connecting seat, one end of the screw rod is in threaded connection with the threaded sleeve, and the other end of the screw rod penetrates through the adjusting device.

As a further improvement, the adjusting roller can adjust the length.

As a further improvement, the arrangement mode among the driving roller, the adjusting roller and the transition roller is a curve type arrangement and/or a side-by-side type arrangement.

As a further improvement, the axes between the drive roll and the transition roll are on the same vertical line.

As a further improvement, the adjusting mechanism is provided with a spring, one end of the spring is fixed on the connecting seat, and the other end of the spring is fixed on the adjusting mechanism.

As a further improvement, the driving mechanism comprises a motor, a belt wheel and a transmission belt, the belt wheel is in transmission connection with an output shaft of the motor, the belt wheel is in transmission connection with the transmission belt, and the transmission belt is in transmission connection with a transmission wheel at one end of the driving roller.

As a further improvement, the upper side and the lower side of the adjusting mechanism are respectively provided with a yarn guide mechanism, and the yarn guide mechanism comprises a plurality of yarn guide needles.

As a further improvement, an adjusting hand wheel is fixed on one end of the screw rod penetrating through the adjusting mechanism.

By adopting the technical scheme, the invention has the beneficial effects that:

1. any one or more rollers of the transition roller, the adjusting roller and the driving roller can be arranged on the yarn tension adjusting mechanism of the warp knitting machine, mounting grooves and multi-roller mounting are formed according to specific tension requirements, and the driving roller, the adjusting roller and the transition roller can be longitudinally arranged in a curve shape, arranged in parallel or combined in two types.

2. When this tension adjustment mechanism sets up to 3 rollers, from the drive roll that is the curve arrangement from bottom to top, regulating roller and transition roller, walk around the transition roller in proper order at the yarn, behind regulating roller and the drive roll, make the yarn be curved shape, again by the rotation of drive roll, can play the effect of pulling to the yarn, thereby make the tension of yarn even, and simultaneously, adjust the distance between the relative drive roll of regulating roller and the transition roller through adjusting device, make and adjust yarn and drive roll, the area of contact between regulating roller and the transition roller is adjusted, thereby can be corresponding adjust the tension of pulling yarn, make the yarn pulling force can be more even, avoid the phenomenon of "striae" to appear in the cloth cover.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Clearly, such objects and other objects of the present invention will become more apparent from the detailed description of the preferred embodiments hereinafter set forth in the various drawings and drawings.

These and other objects, features and advantages of the present invention will become more apparent from the following detailed description of one or more preferred embodiments of the invention, as illustrated in the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings, like parts are designated with like reference numerals, and the drawings are schematic and not necessarily drawn to scale.

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only one or several embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to such drawings without creative efforts.

FIG. 1 is a schematic structural view of three rollers of a yarn tension adjusting mechanism of a warp knitting machine according to the present invention;

FIG. 2 is a schematic structural view of a front view of three rollers of a yarn tension adjusting mechanism of a warp knitting machine according to the present invention;

FIG. 3 is a schematic side view of an end of a yarn tension adjusting mechanism of a warp knitting machine provided with a driving device according to the present invention;

FIG. 4 is a schematic structural view of a yarn guide mechanism arranged in a yarn tension adjusting mechanism of a warp knitting machine according to the present invention;

FIG. 5 is a schematic structural view of five rollers in a yarn tension adjusting mechanism of a warp knitting machine according to the present invention;

FIG. 6 is a schematic structural view of a front view of five rollers in a yarn tension adjusting mechanism of a warp knitting machine according to the present invention;

FIG. 7 is a schematic diagram of the relationship between the roll positions of five rollers in the yarn tension adjusting mechanism of the warp knitting machine.

Description of reference numerals:

1. a drive roll;

2. a regulating roller;

3. a transition roll;

4. an adjustment mechanism;

5. an adjustment device;

51. a connecting seat; 52. a threaded sleeve; 53. a screw; 54. adjusting a hand wheel;

6. a spring;

7. a drive mechanism;

71. a motor; 72. a pulley; 73. a transmission belt;

8. a yarn guide mechanism;

81. a yarn guide needle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

In addition, in the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc., indicate orientations and positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. However, the direct connection means that the two adjusting mechanisms are connected to each other without a connection relationship between the two adjusting mechanisms through a transition structure, and are connected to each other only through the connection structure to form a whole. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise explicitly specified or limited, a feature "on" or "under" a second feature may be in direct contact with the second feature or in indirect contact with the second feature through an intermediate. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The following describes embodiments of the present invention with reference to the drawings.

Example 1

Referring to fig. 1-3, the embodiment provides a yarn tension adjusting mechanism of a warp knitting machine, which includes a driving roller 1, an adjusting roller 2 and a transition roller 3, which are sequentially arranged from top to bottom, wherein the adjusting roller 2 moves left and right relative to the driving roller 1 and the transition roller 3, and two ends of the driving roller 1, the adjusting roller 2 and the transition roller 3 are rotatably connected to an adjusting mechanism 4; the driving roller 1, the adjusting roller 2 and the transition roller 3 are arranged in a curve shape, the axes of the driving roller 1 and the transition roller 3 are on the same vertical line, and the yarns sequentially pass through the transition roller 3, the adjusting roller 2 and the driving roller 1, so that the yarns are in the shape of a curve; the surfaces of the driving roller 1, the adjusting roller 2 and the transition roller 3 are smooth, the driving roller 1, the adjusting roller 2 and the transition roller 3 are made of ceramic materials, and under the action of the smooth surfaces of the driving roller 1, the adjusting roller 2 and the transition roller 3, yarns can be prevented from being driven to form fluff under the condition that the yarns pass through the driving roller 1, the adjusting roller 2 and the transition roller 3, so that the weaving quality of the yarns is ensured.

Referring to fig. 1-3, fig. 1 is a schematic structural view of a yarn tension adjusting mechanism of a warp knitting machine according to the present invention; FIG. 2 is a schematic front view of a yarn tension adjusting mechanism of a warp knitting machine according to the present invention; FIG. 3 is a schematic side view of one end of the yarn tension adjusting mechanism of the warp knitting machine provided with a driving device.

The two ends of the adjusting roller 2 are respectively provided with an adjusting device 5, the adjusting devices 5 are arranged on the adjusting devices 1, and under the action of the adjusting devices 5, the distance between the adjusting roller 2 and the driving roller 1 and the distance between the adjusting roller 2 and the transition roller 3 can be adjusted, so that the contact area between the yarn and the driving roller 1, the contact area between the yarn and the adjusting roller 2 and the contact area between the yarn and the transition roller 3 can be adjusted, and the yarn tension can be correspondingly adjusted; the driving roller 1 is driven to rotate by the driving mechanism 7, the driving roller 1 can be rotated under the action of the driving mechanism 7, and the yarn can be pulled under the rotation of the driving roller 1, so that the tension of the yarn is effectively ensured; the rotation speed of the driving roller 1 is adjustable, and under the action of adjusting the rotation speed of the driving roller 1, the rotation speed of the driving roller 1 can be changed to correspondingly change the pulling speed of the yarn, so that the pulling force of the driving roller 1 pulling the yarn is changed, the tension of the yarn can be adjusted, and the adjustment of the tension of the yarn can be more flexible and convenient.

Adjusting device 5 includes connecting seat 51, thread bush 52 and screw rod 53, connecting seat 51 rotates with adjusting roller 2 to be connected, thread bush 52 is located on connecting seat 51, the one end and the thread bush 52 threaded connection of screw rod 53, the other end of screw rod 53 passes adjustment mechanism 4, screw rod 53 passes one of adjustment mechanism 4 and serves and be fixed with adjusting hand wheel 54, through rotating adjusting hand wheel 54 at adjusting roller 2 both ends simultaneously, can make the relative thread bush 52 of screw rod 53 rotate, again by under screw rod 53 and the effect of thread bush 52 threaded connection, thereby drive connecting seat 51 and remove, make adjusting roller 2 can realize moving about relative drive roll 1 and transition roller 3. Be equipped with spring 6 on adjustment mechanism 4, on spring 6's one end was fixed in connecting seat 51, on spring 6's the other end was fixed in adjustment mechanism 4, under the pulling force effect through spring 6, can play the effect of pulling force to connecting seat 51 to make connecting seat 51 can be more stable, take place the skew or rock in order to prevent that dancer 2.

The driving mechanism 7 comprises a motor 71, a belt wheel 72 and a transmission belt 73, the belt wheel 72 is in transmission connection with an output shaft of the motor 71, the belt wheel 72 is in transmission connection with the transmission belt 73, and the transmission belt 73 is in transmission connection with a transmission wheel at one end of the driving roller 1; the motor 71 is controlled by the controller, the controller can control the rotating speed and the start and stop of the motor 71, the rotating speed and the start and stop of the driving roller 1 can be correspondingly controlled by controlling the rotating speed and the start and stop of the motor 71 and mutually matching the belt wheel 72, the transmission belt 73 and the transmission wheel, and therefore the control of the rotating speed of the driving roller 1 can be more convenient to start and stop.

Referring to fig. 4, fig. 4 is a schematic structural view of a yarn guide mechanism arranged in a yarn tension adjusting mechanism of a warp knitting machine according to the present invention.

Yarn guide mechanism 8 is equally divided to the upper and lower both sides of adjustment mechanism 4 and is equipped with respectively, yarn guide mechanism 8 is including a plurality of guide needle 81, under the effect through guide needle 81, can be with the even separation of every yarn, avoids the yarn crisscross each other and influences and weave.

Example 2

Referring to fig. 1-7, the present embodiment includes a transition roller 3 and a drive roller 1, the yarn reaches the transition roller 3 from the let-off mechanism, the yarn is surrounded in an "S" shape from the side view between the transition roller 3 and the drive roller 1, so as to adjust the tension, the drive roller 1 mainly performs auxiliary traction on the yarn, and the raw yarn has a certain traction speed under the action of the pan head.

Example 3

Referring to fig. 1-7, the present embodiment is different from embodiment 2 in that the adjustment range of the tension adjustment of embodiment 2 is relatively limited, the present embodiment replaces the drive roller 1 of embodiment 2 with the adjustment roller 2, and the adjustment roller 2 can present an S-shaped winding angle with a large range span with the transition roller 3, so as to perform further tension control.

Example 4

Referring to fig. 1 to 7, the difference between the present embodiment and

embodiments

2 and 3 is that the tension adjusting mechanism 4 of the present embodiment is provided with the adjusting roll 2 and the drive roll 1, and the drive roll 1 and the adjusting roll 2 are provided in the positional relationship from bottom to top in this embodiment, so that tension adjustment can be performed in addition to the traction speed adjustment.

Example 5

Referring to fig. 1-7, the present embodiment includes a driving roller 1, an adjusting roller 2 and a driving roller 1, which are sequentially arranged from top to bottom, the adjusting roller 2 moves left and right relative to the driving roller 1, and both ends of the driving roller 1 and the adjusting roller 2 are rotatably connected to an adjusting mechanism 4; the driving rollers 1 and the adjusting rollers 2 are arranged in a curve shape, the axes between the driving rollers are on the same vertical line, and the yarns sequentially bypass the driving rollers 1 and the adjusting rollers 2, so that the yarns are in the shape of the curve. The surfaces of the driving roller 1 and the adjusting roller 2 are smooth, the driving roller 1 and the adjusting roller 2 are made of ceramic materials, and fluff is prevented from being formed after yarns are driven under the action of the smooth surfaces of the driving roller 1 and the adjusting roller 2 when the yarns pass through the driving roller 1 and the adjusting roller 2, so that the weaving quality of the yarns is ensured, and the embodiment is different from the embodiment 1 in that the traction force can be further adjusted.

Example 6

Referring to fig. 1-7, in this embodiment, installation slots of four rollers are provided, a driving roller 1, a transition roller 3, an adjusting roller 2 and a driving roller 1 are sequentially provided from top to bottom, the adjusting roller 2 moves left and right relative to the driving roller 1, the driving roller 1 and the transition roller 3, two ends of the driving roller 1, the adjusting roller 2, the driving roller 1 and the transition roller 3 are all rotatably connected to an adjusting mechanism 4, and in this embodiment, one driving roller 1 is added on the basis of embodiment 1, so that control of the tension adjusting mechanism 4 on yarn traction speed is further improved.

The rollers can be adjusted, for example, the driving roller 1, the adjusting roller 2, the transition roller 3 and the driving roller 1 are sequentially arranged from top to bottom, the mounting positions of the four rollers can be adjusted at will theoretically, but the driving roller 1 can better control the traction speed at the lowest part in the practical application process, and the mounting groove positions of the rest three rollers (the adjusting roller 2, the transition roller 3 and the driving roller 1) can be exchanged at will or any adjusting/transition/driving roller can be mounted at will.

Example 7

Referring to fig. 6, in the embodiment, installation groove positions of five rollers are provided, a driving roller 1, an adjusting roller 2, a transition roller 3, an adjusting roller 2 and a driving roller 1 are sequentially arranged from top to bottom, the second adjusting roller 2 and the adjusting roller 2 move left and right relative to the driving roller 1, the driving roller 1 and the transition roller 3, and two ends of the driving roller 1, the adjusting roller 2, the transition roller 3, the adjusting roller 2 and the driving roller 1 are rotatably connected to an adjusting mechanism 4; the yarn guide device comprises a driving roller 1, an adjusting roller 2, a transition roller 3, an adjusting roller 2 and the driving roller 1 which are arranged in a curve shape, wherein the axes of the driving roller 1 and the driving roller 1 are on the same vertical line, and the axes of the adjusting roller 2 and the adjusting roller 2 are on the same vertical line, wherein the yarn sequentially bypasses the driving roller 1, the adjusting roller 2, the transition roller 3, the adjusting roller 2 and the driving roller 1, so that the yarn is in the shape of a curve; the driving roll 1, the adjusting roll 2, the transition roll 3, the adjusting roll 2 and the driving roll 1 are made of ceramic materials, under the effect that the surfaces of the driving roll 1, the adjusting roll 2, the transition roll 3, the adjusting roll 2 and the driving roll 1 are smooth, primary depth tension adjustment can be carried out when yarns pass through the driving roll 1, the adjusting roll 2 and the transition roll 3, fluff is avoided after the yarns are driven, weaving quality of the yarns is guaranteed, when the yarns pass through the adjusting roll 2, the driving roll 1, the adjusting roll 2, the transition roll 3 and the adjusting roll 2 are formed at the moment, primary depth tension adjustment is formed among the adjusting roll 2, the transition roll 3 and the adjusting roll 2, and when the yarns pass through the last driving roll 1, primary tension adjustment is formed among the transition roll 3, the adjusting roll 2 and the driving roll 1, the difference between the embodiment and the embodiment is that tension and traction adjustment can be carried out for many times, so that the phenomenon of vertical lines disappears.

The dancer 2 or the dancer 2 of any of the above embodiments 1-7 may be a roller that can be adjusted in length, such as: the adjusting roller 2 and the adjusting roller 2 can be sleeve type rollers, the inner parts of the rollers are hollow or totally hollow, at least one section of roller rod capable of stretching out is arranged in the rollers, the manner that the roller rod stretches out can be stretched in a threaded rotating mode or in a pressing mode (similar to the cap pressing mode of an automatic ball pen), and the stretching can be single-stage or multi-stage. The length that needs to be adjusted/loaded depends on the specific needs and is not limited. The adjustable roller is used when two ends of the roller need different tensions, the adjusting roller 2 or the adjusting roller 2 and other rollers form a horizontal included angle through the adjusting device 5, the original length of the adjusting roller 2 is possibly insufficient due to the horizontal included angle, and when one side of the adjusting roller 2 is not long enough, a spare length hidden in the roller (or externally connected) can be used. According to needs, universal shaft sleeves or directional shaft sleeves can be additionally arranged at the connecting positions of the two sides of the adjusting roller 2 and the adjusting device 5 (the shaft sleeves are used for ensuring that the adjusting roller 2 cannot generate physical conflicts (such as breakage, incapability of steering and the like) when tension at the two ends is differentially adjusted, and the universal shaft sleeves or the directional shaft sleeves can be matched with devices in a fixed direction, so that the phenomenon that the adjusting roller 2 moves after orientation is avoided).

In any of the above embodiments 1-7, the driving roll 1 and the driving roll 1 may be selected to be manually adjusted or semi-automatically adjusted or electrically connected to a PLC controller (the rotation speed of the driving roll 1 and the driving roll 1 is electrically adjusted by a terminal).

The roll surfaces of the drive roll 1, the adjusting roll 2, the transition roll 3, the adjusting roll 2 and the drive roll 1 in the above embodiments 1 to 7 need to be smooth, the rolls themselves use antistatic materials, the number of the rolls is not limited according to actual requirements, the types of the rolls and the combination use between the rolls are not limited, and the tension adjusting mechanisms in the embodiments 1 to 7 are applied to the field of textile equipment.

The tension adjusting structure in the above embodiments 1 to 7 is installed at any position between the let-off position of the pan head or the creel and the knitting mechanism on the table of the warp knitting machine during the knitting process.

In the adjusting process in the embodiment, no matter the adjusting roller adjusts the tension or the driving roller adjusts the rotating speed, the scale auxiliary device can be arranged for accurate adjustment.

It is to be understood that the disclosed embodiments of the invention are not limited to the particular process steps or materials disclosed herein, but rather, are extended to equivalents thereof as would be understood by those of ordinary skill in the relevant art. It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only, and is not intended to be limiting.

Reference in the specification to "an embodiment" means that a particular feature, or characteristic described in connection with the embodiment is included in at least one embodiment of the invention. Thus, the appearances of the phrase or "an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment.

Furthermore, the described features or characteristics may be combined in any other suitable manner in one or more embodiments. In the above description, certain specific details are provided, such as thicknesses, amounts, etc., to provide a thorough understanding of embodiments of the invention. One skilled in the relevant art will recognize, however, that the invention may be practiced without one or more of the specific details, or with other methods, components, materials, and so forth.

Claims

1. The utility model provides a tricot machine yarn tension adjustment mechanism, includes transition roller (3), adjusting roller (2) or drive roll (1), its characterized in that: the adjusting mechanism (4) comprises at least one roller or a combination of more than two rollers of the transition roller (3), the adjusting roller (2) or the driving roller (1).

2. The yarn tension adjusting mechanism of a warp knitting machine according to claim 1, characterized in that: the adjusting mechanism (4) is provided with one combination of a transition roller (3) and a driving roller (1) or a transition roller (3) and an adjusting roller (2) or a driving roller (1) and an adjusting roller (2).

3. The yarn tension adjusting mechanism of a warp knitting machine according to claim 1, characterized in that: the adjusting mechanism (4) is provided with a transition roller (3), an adjusting roller (2) and a driving roller (1).

4. The yarn tension adjusting mechanism of a warp knitting machine according to claim 3, characterized in that: and the two ends of the transition roller (3), the adjusting roller (2) and the driving roller (1) are rotatably connected to the adjusting mechanism (4).

5. The yarn tension adjusting mechanism of a warp knitting machine according to claim 4, characterized in that: the surfaces of the driving roller (1), the adjusting roller (2) and the transition roller (3) are smooth.

6. The yarn tension adjusting mechanism of a warp knitting machine according to claim 5, characterized in that: the driving roller (1), the adjusting roller (2) and the transition roller (3) are all made of anti-static materials and/or smooth materials.

7. The yarn tension adjusting mechanism of a warp knitting machine according to any one of claims 1 to 6, characterized in that: the driving roller (1) is driven to rotate by a driving mechanism (7), and the rotating speed of the driving roller (1) is adjustable.

8. The yarn tension adjusting mechanism of a warp knitting machine according to any one of claims 1 to 6, characterized in that: adjusting devices (5) are respectively arranged at two ends of the adjusting roller (2), and the length of the adjusting roller (2) can be adjusted.

9. The yarn tension adjusting mechanism of a warp knitting machine according to claim 8, characterized in that: adjusting device (5) are including connecting seat (51), thread bush (52) and screw rod (53), connecting seat (51) are rotated with adjusting roller (2) and are connected, on connecting seat (51) is located in thread bush (52), the one end and the thread bush (52) threaded connection of screw rod (53), adjustment mechanism (4) are passed to the other end of screw rod (53), screw rod (53) are passed one of adjustment mechanism (4) and are served and be fixed with adjusting hand wheel (54).

10. The yarn tension adjusting mechanism of a warp knitting machine according to any one of claims 1 to 6, characterized in that: the arrangement modes among the driving roller (1), the adjusting roller (2) and the transition roller (3) are curve arrangement and/or parallel arrangement.

11. The yarn tension adjusting mechanism of a warp knitting machine according to any one of claims 1 to 6, characterized in that: the axes between the driving roll (1) and the transition roll (3) are on the same vertical line.

12. The yarn tension adjusting mechanism of a warp knitting machine according to claim 1, characterized in that: the yarn guide device is characterized in that a spring (6) is arranged on the adjusting mechanism (4), one end of the spring (6) is fixed on the connecting seat (51), the other end of the spring (6) is fixed on the adjusting mechanism (4), yarn guide mechanisms (8) are respectively arranged on the upper side and the lower side of the adjusting mechanism (4), and each yarn guide mechanism (8) comprises a plurality of yarn guide needles (81).

13. The yarn tension adjusting mechanism of a warp knitting machine according to claim 1, characterized in that: the driving mechanism (7) comprises a motor (71), a belt wheel (72) and a transmission belt (73), the belt wheel (72) is in transmission connection with an output shaft of the motor (71), the belt wheel (72) is in transmission connection with the transmission belt (73), and the transmission belt (73) is in transmission connection with a transmission wheel at one end of the driving roller (1).