CN115182086A

CN115182086A - Cloth guide roller set mounting structure

Info

Publication number: CN115182086A
Application number: CN202210813807.1A
Authority: CN
Inventors: 蔡长源
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-10-14

Abstract

The invention relates to a guide roller set mounting structure which comprises a first supporting part, a second supporting part, a main shaft, a first auxiliary shaft and a second auxiliary shaft, wherein two ends of the main shaft are rotatably arranged on the first supporting part and the second supporting part, the main shaft is clamped between the first auxiliary shaft and the second auxiliary shaft, the axis of the first auxiliary shaft and the axis of the second auxiliary shaft are positioned on a first plane, and the axis of the main shaft is parallel to the first plane and is positioned below the first plane. After the technical scheme is adopted, when cloth is guided, the main shaft is clamped through the first auxiliary shaft and the second auxiliary shaft, the upward arching trend of the main shaft is pressed by the first auxiliary shaft and the second auxiliary shaft, so that the upward arching trend of the main shaft is absorbed by the first auxiliary shaft and the second auxiliary shaft, cloth can be clamped at the middle position of the cloth guide roller group, the comprehensive pressure tightness of the main shaft, the first auxiliary shaft and the second auxiliary shaft is balanced, the cloth is smoother after passing through the cloth guide roller group, and the quality of the cloth is improved.

Description

Cloth guide roller set mounting structure

Technical Field

The invention relates to a mounting structure of a cloth guide roller set.

Background

The lower side of the circular knitting machine is usually provided with a cloth rewinder for drawing and winding the knitted cloth. In the chinese utility model patent of the grant publication No. CN2334730, entitled "cloth rolling machine with improved structure capable of preventing cloth indentation", this type of cloth rolling machine is disclosed, wherein three cloth guide shafts are installed between the frame bodies on both sides, the axes of the three cloth guide shafts are located on the same plane, and the cloth guide shafts on both sides and the middle cloth guide shaft jointly carry out clamping and conveying of cloth. The three cloth guide shafts form a cloth guide roller set.

In the Chinese utility model patent of the grant publication No. CN203846227U, entitled "full-automatic batching mechanism of small circular knitting machine with double-sided yarn adjustment", a full-automatic batching mechanism of small circular knitting machine with double-sided yarn adjustment is disclosed, wherein a draw-off roller and a driven roller form a guide roller set, and the axis of the draw-off roller and the axes of the two driven rollers are positioned on the same plane.

In the chinese utility model patent with the title of "a circular loom cloth rewinder" in the publication No. CN208856585U, a circular loom cloth rewinder is disclosed, in which rollers and rubber rollers located at both sides of the rollers constitute a cloth guide roller set. The axes of the rollers and the axes of the rubber rollers are positioned on the same plane. Meanwhile, the sliding seat is further disclosed to be internally provided with a sliding groove, a first sliding block and a second sliding block are arranged in the sliding groove, one end of the sliding groove is provided with a screw rod, and one end of the screw rod is abutted to the second sliding block. The screw is screwed into the sliding seat, and the second sliding block and the first sliding block are pushed along with the continuous extension of the screw into the sliding seat, so that the second sliding block and the first sliding block are tightly attached to each other, and the roller and the rubber roller are tightly attached to each other. The pressure between the roller and the rubber roller is adjusted by adjusting the screw rod, so that the cloth rolling machine is suitable for different fabric fabrics.

The three-roller type cloth guide roller group of the conventional cloth rolling device comprises a main shaft and auxiliary shafts arranged at two sides of the main shaft, wherein the two auxiliary shafts are respectively a first auxiliary shaft and a second auxiliary shaft, the first auxiliary shaft abuts against one side of the main shaft, the second auxiliary shaft abuts against the other side of the main shaft, a cloth is arranged in a penetrating mode as shown in fig. 7, a cloth 43 penetrates through a space between the first auxiliary shaft 41 and the main shaft 40, extends around the circumferential surface of the main shaft 40, penetrates through a space between the main shaft 40 and the second auxiliary shaft 42, extends for a distance around the circumferential surface of the second auxiliary shaft 42, and is led out to a rolling mechanism 500. The applicant finds that by adopting the cloth clamping mode, the main shaft is used for drawing the cloth in a main force mode, the auxiliary shaft is close to the main shaft for assisting in drawing the cloth downwards, when the cloth is drawn, two ends of the main shaft are tightly jacked by the first auxiliary shaft and the second auxiliary shaft (the adjusting mechanisms are arranged at the end parts of the first auxiliary shaft and the second auxiliary shaft), the middle part of the main shaft can deform to cause certain lifting, the cloth is drawn and rolled in a loose mode, the left side and the right side of the cloth are tight, and the middle of the cloth is not flat, so that the requirement of a high-quality cloth market is difficult to meet.

Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.

Disclosure of Invention

The invention aims to provide a guide roller set mounting structure which is simple in structure and can improve the cloth quality.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a lead fabric roller set mounting structure, includes first supporting part, second supporting part, main shaft, first countershaft and second countershaft, and the both ends of main shaft rotationally set up on first supporting part and second supporting part, and the both ends of first countershaft rotationally set up on first supporting part and second supporting part, and the both ends of second countershaft rotationally set up on first supporting part and second supporting part, and the main shaft presss from both sides and establishes between first countershaft and the second countershaft, the axis of first countershaft with the axis of second countershaft is located the first plane, the axis of main shaft is parallel with first plane and is located the below of first plane.

In a preferred aspect of the present invention, both the axis of the first sub-shaft and the axis of the second sub-shaft are located on a horizontal plane, and the first sub-shaft and the second sub-shaft are symmetrically disposed on both sides of the main shaft.

In a preferred aspect of the present invention, the first sub-shaft has the same diameter as the second sub-shaft, a plane which is tangent to both the first sub-shaft and the second sub-shaft and which is located below the first sub-shaft and the second sub-shaft is a second plane, and the axis of the main shaft is located between the first plane and the second plane.

In a preferred embodiment of the present invention, the diameter of the main shaft is the same as the diameter of the first sub-shaft.

In a preferred aspect of the present invention, the first support portion is a first bracket, and the second support portion is a second bracket.

In a preferred aspect of the present invention, the one end of the first sub-shaft and the one end of the second sub-shaft are attached to the first bracket by a first adjustment mechanism that can adjust a pressure between the first sub-shaft and the main shaft and a pressure between the second sub-shaft and the main shaft, and the other end of the first sub-shaft and the other end of the second sub-shaft are attached to the second bracket by a second adjustment mechanism that can adjust a pressure between the first sub-shaft and the main shaft and a pressure between the second sub-shaft and the main shaft.

As a preferred mode of the present invention, the first adjusting mechanism includes a first bearing seat and a second bearing seat, the upper end of the first bearing seat is rotatably disposed on the first support, the upper end of the second bearing seat is rotatably disposed on the first support, one end of the first auxiliary shaft is rotatably mounted in the first bearing seat, one end of the second auxiliary shaft is rotatably mounted on the second bearing seat, the lower end of the first bearing seat is provided with a first support portion, the lower end of the second bearing seat is provided with a second support portion, the second support portion is provided with a limiting groove, the first adjusting mechanism further includes a pull rod, one end of the pull rod is a hinged end hinged to the second support portion, the other end of the pull rod passes through the limiting groove and forms an adjusting end, the adjusting end is provided with a first adjusting thread, the first adjusting thread is provided with an adjusting block, a first spring and a first guide sleeve are disposed between the adjusting block and the second support portion, two ends of the first spring respectively abut against the adjusting block and the first guide sleeve, and the first abutting against the first support portion.

As a preferred mode of the present invention, a first adjusting seat is disposed at a lower end of the first bearing seat, a second adjusting seat is disposed at a lower end of the second bearing seat, a first screw rod is screwed in the first adjusting seat, a second screw rod is screwed in the second adjusting seat, a first sliding block is screwed on the first screw rod, a second sliding block is screwed on the second screw rod, and the first sliding block and the second sliding block are connected by a tension spring.

As a preferred aspect of the present invention, a support shaft is provided between a lower end of the first bearing block and a lower end of the second bearing block, the support shaft is rotatably mounted on the first bracket, the support shaft is provided with a driving block capable of separating the lower end of the first bearing block from the lower end of the second bearing block, and the support shaft is provided with a handle for rotating the support shaft.

In a preferred embodiment of the present invention, the first adjustment mechanism and the second adjustment mechanism have the same structure.

The invention also provides another mounting structure of the cloth guide roller group, which comprises a first supporting part, a second supporting part, a main shaft and a first auxiliary shaft, wherein two ends of the main shaft are rotatably arranged on the first supporting part and the second supporting part, two ends of the first auxiliary shaft are rotatably arranged on the first supporting part and the second supporting part, the main shaft is pressed against the first auxiliary shaft, the horizontal plane where the axis of the first auxiliary shaft is located is set as a first plane, and the axis of the main shaft is parallel to the first plane and is located below the first plane. In this embodiment, adopt main shaft and first countershaft centre gripping cloth, when leading the cloth, the trend that the main shaft upbows can receive the suppression of first countershaft to make the trend that the main shaft upbows can be absorbed by first countershaft, the intermediate position of leading the cloth roller set can press from both sides tight cloth, and main shaft and first countershaft comprehensive pressure tightness are even, and the cloth is comparatively level and smooth behind leading the cloth roller set, promotes the quality of cloth.

After the technical scheme is adopted, when cloth is guided, the main shaft is clamped through the first auxiliary shaft and the second auxiliary shaft, the trend of upward arching of the main shaft is pressed by the first auxiliary shaft and the second auxiliary shaft, so that the trend of upward arching of the main shaft is absorbed by the first auxiliary shaft and the second auxiliary shaft, cloth can be clamped at the middle position of the cloth guide roller group, the comprehensive pressure tightness of the main shaft, the first auxiliary shaft and the second auxiliary shaft is balanced, the cloth is smoother after passing through the cloth guide roller group, and the quality of the cloth is improved. In addition, the invention designs the first adjusting mechanism and the second adjusting mechanism with specific structures, so that the tightness and pressure among the main shaft, the first auxiliary shaft and the second auxiliary shaft can be adjusted according to the requirement of cloth, and the first auxiliary shaft and the second auxiliary shaft can be loosened by arranging the supporting shaft and the driving block and matching with the first adjusting mechanism and the second adjusting mechanism.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic view of another embodiment of the present invention.

FIG. 3 is a schematic view of a first adjustment mechanism of the present invention in cooperation with a first bracket.

Fig. 4 is another angle structure diagram of the first adjusting mechanism of the present invention cooperating with the first bracket.

Fig. 5 is a schematic view of a main shaft, a first auxiliary shaft, a second auxiliary shaft and a cloth matching structure in the present invention.

Fig. 6 is a schematic structural diagram of another embodiment of the present invention.

Fig. 7 is a schematic diagram of a structure of a main shaft, a first auxiliary shaft, a second auxiliary shaft and a cloth in the prior art.

In the figure:

first support 11 and second support 12

First adjusting mechanism 20 of connecting beam 13

Second adjustment mechanism 30 spindle 40

First countershaft 41 and second countershaft 42

Cloth 43 first bearing seat 51

Second bearing housing 52 first seat portion 53

Second stand part 54 draw bar 55

Adjusting block 56 first spring 57

First guide sleeve 58 bushing part 581

Flange portion 582 limiting groove 59

First adjusting seat 511 of rotating pin 510

Second adjusting base 512 and first screw 513

Second screw 514 first slide 515

Second slide block 516 tension spring 517

Support shaft 60 handle 61

Cover 621 of driving block 62

First support part 100 of lug 622

The first plane 300 of the second supporting part 200

Second plane 400 winding mechanism 500

Detailed Description

In order to further explain the technical solution of the present invention, the following detailed description is made with reference to the embodiments. Referring to fig. 1 to 6, a guide roller set mounting structure includes a first support 100, a second support 200, a main shaft 40, a first sub shaft 41, and a second sub shaft 42, both ends of the main shaft 40 are rotatably disposed on the first support 100 and the second support 200, both ends of the first sub shaft 41 are rotatably disposed on the first support 100 and the second support 200, both ends of the second sub shaft 42 are rotatably disposed on the first support 100 and the second support 200, in an embodiment, the first support 100 is a first support 11, the second support 200 is a second support 12, the first support 11 and the second support 12 are disposed in a vertical direction, the main shaft 40, the first sub shaft 41, and the second sub shaft 42 are disposed between an upper end of the first support 11 and an upper end of the second support 12, a lower end of the first support 11 and a lower end of the second support 12 are connected by a connection beam 13, and in an embodiment, the main shaft 40, the first sub shaft 41, and the second sub shaft 42 are disposed in parallel. The main shaft 40 is interposed between a first auxiliary shaft 41 and a second auxiliary shaft 42, the axis of the first auxiliary shaft 41 and the axis of the second auxiliary shaft 42 are located on a first plane 300, the axis of the main shaft 40 is parallel to the first plane 300 and is located below the first plane 300, more specifically, the circumferential surface of the first auxiliary shaft 41 is pressed against one side of the circumferential surface of the main shaft 40, the circumferential surface of the second auxiliary shaft 42 is pressed against the other side of the circumferential surface of the main shaft 40, and the shortest distance between the circumferential surface of the first auxiliary shaft 41 and the circumferential surface of the second auxiliary shaft 42 is smaller than the diameter of the main shaft 40, so that when the main shaft 40 is deformed upwards under the action of the cloth 43, the main shaft is pressed downwards by the first auxiliary shaft 41 and the second auxiliary shaft 42, and because the two ends of the main shaft 40 are respectively mounted on the first bracket 11 and the second bracket 12, the middle position of the main shaft 40 has a more obvious upward arching tendency than the two ends, and when the main shaft arches upwards, the main shaft and the auxiliary shaft 42 are restrained, so that the corresponding cloth 43 is pressed between the main shaft 40 and the second auxiliary shaft 42.

In the present invention, the main shaft 40 is further connected to a corresponding driving device for driving the main shaft 40 to rotate, and the first auxiliary shaft 41 and the second auxiliary shaft 42 are driven by gears and the driving shaft 40, which are already described in the prior art cloth winding machine and will not be described in detail herein.

In a preferred embodiment of the present invention, both the axis of the first sub-shaft 41 and the axis of the second sub-shaft 42 are located on a horizontal plane, and the first sub-shaft 41 and the second sub-shaft 42 are symmetrically disposed on both sides of the main shaft 40.

In a preferred embodiment of the present invention, the diameter of the first sub-shaft 41 is the same as the diameter of the second sub-shaft 42, a plane tangent to both the first sub-shaft 41 and the second sub-shaft 42 and located below the first sub-shaft 41 and the second sub-shaft 42 is a second plane 400, and the axis of the main shaft 40 is located between the first plane 300 and the second plane 400.

The diameter of the main shaft 40 can be smaller than that of the first auxiliary shaft 41 or the second auxiliary shaft 42; or the diameter of the main shaft 40 may be larger than that of the first auxiliary shaft 41, and the diameter of the main shaft 40 may be larger than that of the second auxiliary shaft 42, and as a preferred mode of the present invention, the diameter of the main shaft 40 is the same as that of the first auxiliary shaft 41. In the present invention, the first auxiliary shaft 41, the second auxiliary shaft 42 and the main shaft 40 can be made of materials in the prior art, which generally include a shaft rod and a rubber sleeve sleeved on the shaft rod, so as to provide a certain elasticity and frictional resistance. In an embodiment, the first secondary shaft 41, the second secondary shaft 42 and the primary shaft 40 have a diameter of 51mm, and the distance between the axis of the first secondary shaft 41 and the axis of the second secondary shaft 42 is 96mm.

Referring to fig. 5, in the drawing, arrows in the first sub-shaft 41, the second sub-shaft 42, the main shaft 40 and the winding mechanism 500 indicate the rotation directions of the respective shafts, and an arrow beside the cloth 43 indicates the running direction of the cloth 43, when guiding the cloth, the cloth 43 passes downward between the first sub-shaft 41 and the main shaft 40 and is clamped by the first sub-shaft 41 and the main shaft 40, then the cloth 43 is wound along the main shaft 40 and passes upward between the main shaft 40 and the second sub-shaft 42 and is clamped by the main shaft 40 and the second sub-shaft 42, and then is wound along the second sub-shaft 42 and extends to the winding mechanism 500. The three-roller design mode can generate a special pressure trend and generate an effect different from that of a traditional three-roller cloth guide roller set, when the traditional three-roller cloth guide roller set conducts cloth, the clamping effect on the cloth 43 is that the clamping effect between the left and right (two ends of a shaft) is loose (the position between the two ends of the shaft), the design of the three-roller cloth guide roller set is just opposite, the cloth guide mode can automatically tension the main shaft 40, tension is generated between the main shaft 40 and the first auxiliary shaft 41, tension is generated between the main shaft 40 and the second auxiliary shaft 42, the automatic tension on the cloth 43 is realized, the clamping effect on the cloth 43 is that the clamping effect between the middle and the two sides is relatively loose, and the cloth 43 is pressed more uniformly integrally.

In a preferred embodiment of the present invention, one end of the first sub-shaft 41 and one end of the second sub-shaft 42 are attached to the first bracket 11 by a first adjustment mechanism 20 that can adjust a pressure between the first sub-shaft 41 and the main shaft 40 and a pressure between the second sub-shaft 42 and the main shaft 40, and the other end of the first sub-shaft 41 and the other end of the second sub-shaft 42 are attached to the second bracket 12 by a second adjustment mechanism 30 that can adjust a pressure between the first sub-shaft 41 and the main shaft 40 and a pressure between the second sub-shaft 42 and the main shaft 40. The first and

second adjusting mechanisms

20 and 30 of the present invention are identical in structure, except that one is mounted on the first bracket 11 and the other is mounted on the second bracket 12. The cooperation of the first adjustment mechanism 20 with the first bracket 11 will be described in more detail below.

As a preferred aspect of the present invention, the first adjusting mechanism 20 includes a first bearing seat 51 and a second bearing seat 52, a shaft hole of the first bearing seat 51 and a shaft hole of the second bearing seat 52 are both horizontally disposed, an upper end of the first bearing seat 51 is rotatably disposed on the first bracket 11 through a bearing, an upper end of the second bearing seat 52 is rotatably disposed on the first bracket 11 through a bearing, one end of the first auxiliary shaft 41 is rotatably mounted in the first bearing seat 51 through a bearing, one end of the second auxiliary shaft 42 is rotatably mounted on the second bearing seat 52 through a bearing, that is, the first auxiliary shaft 41 can swing with the first bearing seat 51, and the second auxiliary shaft 42 can swing with the second bearing seat 52. The lower end of the first bearing seat 51 is provided with a first support part 53, the lower end of the second bearing seat 52 is provided with a second support part 54, the first support part 53 and the second support part 54 extend towards the second support 12, the second support part 54 is provided with a limiting groove 59, the device further comprises a pull rod 55, the pull rod 55 is arranged along the horizontal direction, one end of the pull rod 55 is a hinged end hinged on the second support part 54, and the pull rod 55 is rotatably arranged on the first support part 53 through a rotating pin 510 along the vertical direction. The other end of the pull rod 55 penetrates through the limiting groove 59 and forms an adjusting end, specifically, the limiting groove 59 is a groove body with three open sides, and the pull rod 55 can rotate out of the limiting groove 59 through swinging. A first adjusting thread is arranged at the adjusting end of the pull rod 55, an adjusting block 56 is arranged on the first adjusting thread in a matching way, a first spring 57 and a first guide sleeve 58 are arranged between the adjusting block 56 and the second support part 54, two ends of the first spring 57 respectively abut against the adjusting block 56 and the first guide sleeve 58, and the first guide sleeve 58 abuts against the first support part 53. The first guide sleeve 58 comprises a sleeve portion 581 and a flange portion 582 which are integrally formed, the diameter of the flange portion 582 is larger than the size of the limiting groove 59, so that the flange portion 582 cannot enter the limiting groove 59 along the axial direction of the limiting groove 59, the first spring 57 is sleeved on the sleeve portion 581 and abuts against the flange portion 582, so that the acting force of the first spring 57 is transmitted to the flange portion 582, the adjusting block 56 moves on the first adjusting thread by rotating the adjusting block 56, so that the compression amount of the first spring 57 is adjusted, and the first support portion 53 and the second support portion 54 are tensioned together.

In a preferred embodiment of the present invention, a first adjusting seat 511 is disposed at a lower end of the first bearing seat 51, a second adjusting seat 512 is disposed at a lower end of the second bearing seat 52, a first screw 513 is screwed into the first adjusting seat 511, a second screw 514 is screwed into the second adjusting seat 512, and the first screw 513 and the second screw 514 are both disposed along a horizontal direction and are disposed coaxially. The first screw 513 is connected with a first sliding block 515 in a threaded manner, the second screw 514 is connected with a second sliding block 516 in a threaded manner, the first sliding block 515 is connected with the second sliding block 516 through a tension spring 517, and two ends of the tension spring 517 are respectively arranged at the lower ends of the first sliding block 515 and the second sliding block 516. In the present invention, the first slider 515 can be moved in the axial direction of the first screw 513 by rotating the first screw 513, and the second slider 516 can be moved in the axial direction of the second screw 514 by rotating the second screw 514, so that the tension of the tension spring 517 can be adjusted, and the position of the lower end of the first bearing housing 51 and the lower end of the second bearing housing 52 can be adjusted.

In a preferred embodiment of the present invention, a support shaft 60 is provided between a lower end of the first bearing housing 51 and a lower end of the second bearing housing 52, the support shaft 60 is horizontally disposed, the support shaft 60 is rotatably mounted on the first bracket 11, a driving block 62 for separating the lower end of the first bearing housing 51 from the lower end of the second bearing housing 52 is provided on the support shaft 60, and a handle 61 for rotating the support shaft 60 is provided on the support shaft 60. In an embodiment, the driving block 62 includes a sleeve body 621 and lugs 622 disposed at two ends of the sleeve body 621 in the radial direction, and the lugs 622 can be mounted on the supporting shaft 60 in a key connection manner, and when the supporting shaft 60 rotates, and the adjusting block 56 is released, the two lugs 622 can be respectively abutted against the first bearing seat 51 and the second bearing seat 52 by rotating the handle 61, so as to push the first bearing seat 51 and the second bearing seat 52 away from each other or make the first bearing seat 51 and the second bearing seat 52 approach each other by the action of the tension spring 517.

Referring to fig. 6, the present invention further provides another mounting structure of a guide cloth roller set, including a first supporting portion 100, a second supporting portion 200, a main shaft 40 and a first secondary shaft 41, two ends of the main shaft 40 are rotatably disposed on the first supporting portion 100 and the second supporting portion 200, the structures of the first supporting portion 100 and the second supporting portion 200 are the same as the above embodiment, two ends of the first secondary shaft 41 are rotatably disposed on the first supporting portion 100 and the second supporting portion 200, the main shaft 40 is pressed against the first secondary shaft 41, a horizontal plane on which an axis of the first secondary shaft 41 is located is a first plane 300, and an axis of the main shaft 40 is parallel to the first plane and is located below the first plane 300. The present embodiment is different from the above embodiments in that two rollers are used for guiding the cloth, the cloth 43 is clamped between the main shaft 40 and the first auxiliary shaft 41, arrows in fig. 6 indicate the running direction of the cloth 43 and the turning direction of the main shaft 40 and the first auxiliary shaft 41, the cloth 43 extends downward and is wound on the lower portion of the main shaft 40, then the cloth 43 passes upward between the main shaft 40 and the first auxiliary shaft 41 and is wound on the upper portion of the first auxiliary shaft 41, then extends downward and is wound on the winding mechanism 500, and the downward pulling force of the winding mechanism 500 can make the main shaft 40 and the first auxiliary shaft 41 generate the tension force to better guide the stretched cloth 43. When two rollers are used, a person skilled in the art can arrange corresponding adjustment mechanisms to adjust the tension between the first secondary shaft 41 and the primary shaft 40.

The product form of the present invention is not limited to the embodiments, and any person should consider the invention as not departing from the patent scope of the present invention by making appropriate changes or modifications to the similar idea.

Claims

1. The utility model provides a guide cloth roller set mounting structure, includes first supporting part, the second supporting part, the main shaft, first countershaft and second countershaft, the both ends of main shaft rotationally set up on first supporting part and second supporting part, the both ends of first countershaft rotationally set up on first supporting part and second supporting part, the both ends of second countershaft rotationally set up on first supporting part and second supporting part, the main shaft clamp is established between first countershaft and second countershaft, its characterized in that: the axes of the first secondary shaft and the second secondary shaft are located on a first plane, and the axes of the primary shafts are parallel to and below the first plane.

2. The guide roller group mounting structure as claimed in claim 1, wherein: the axis of the first auxiliary shaft and the axis of the second auxiliary shaft are both located on a horizontal plane, and the first auxiliary shaft and the second auxiliary shaft are symmetrically arranged on two sides of the main shaft.

3. The guide roller group mounting structure as claimed in claim 2, wherein: the diameter of the first secondary shaft is the same as the diameter of the second secondary shaft, the plane tangent to and below the first secondary shaft and the second secondary shaft is a second plane, and the axis of the primary shaft is located between the first plane and the second plane.

4. The guide roller group mounting structure as claimed in claim 1, wherein: the diameter of the primary shaft is the same as the diameter of the first secondary shaft.

5. The guide roller group mounting structure as claimed in claim 1, wherein: the first supporting part is a first support, and the second supporting part is a second support.

6. The guide roller group mounting structure as claimed in claim 5, wherein: one end of the first auxiliary shaft and one end of the second auxiliary shaft are mounted on the first support through a first adjusting mechanism capable of adjusting the pressure between the first auxiliary shaft and the main shaft and the pressure between the second auxiliary shaft and the main shaft, and the other end of the first auxiliary shaft and the other end of the second auxiliary shaft are mounted on the second support through a second adjusting mechanism capable of adjusting the pressure between the first auxiliary shaft and the main shaft and the pressure between the second auxiliary shaft and the main shaft.

7. The guide roller group mounting structure as claimed in claim 6, wherein: the first adjusting mechanism comprises a first bearing seat and a second bearing seat, the upper end of the first bearing seat is rotatably arranged on the first support, the upper end of the second bearing seat is rotatably arranged on the first support, one end of a first auxiliary shaft is rotatably arranged in the first bearing seat, one end of a second auxiliary shaft is rotatably arranged on the second bearing seat, a first support part is arranged at the lower end of the first bearing seat, a second support part is arranged at the lower end of the second bearing seat, a limiting groove is formed in the second support part, the first adjusting mechanism further comprises a pull rod, one end of the pull rod is a hinged end hinged to the second support part, the other end of the pull rod penetrates through the limiting groove to form an adjusting end, a first adjusting thread is arranged on the adjusting end, an adjusting block is arranged on the first adjusting thread in a matched mode, a first spring and a first guide sleeve are arranged between the adjusting block and the second support part, two ends of the first spring respectively abut against the adjusting block and the first guide sleeve, and the first abutting against the first support part.

8. The guide roller group mounting structure as claimed in claim 7, wherein: the lower extreme of primary shaft bearing is equipped with first regulation seat, the lower extreme of secondary shaft bearing is equipped with the second and adjusts the seat, and the spiro union has first screw rod in the first regulation seat, and the spiro union has the second screw rod in the second regulation seat, and the spiro union has first slider on the first screw rod, and the spiro union has the second slider on the second screw rod, and first slider passes through the extension spring with the second slider and is connected.

9. The guide roller group mounting structure as recited in claim 8, wherein: a supporting shaft is arranged between the lower end of the first bearing seat and the lower end of the second bearing seat, the supporting shaft is rotatably arranged on the first support, a driving block capable of separating the lower end of the first bearing seat from the lower end of the second bearing seat is arranged on the supporting shaft, a handle used for rotating the supporting shaft is arranged on the supporting shaft, and the first adjusting mechanism and the second adjusting mechanism are identical in structure.

10. The utility model provides a lead cloth roller set mounting structure, includes first supporting part, second supporting part, main shaft and first countershaft, and the both ends of main shaft rotationally set up on first supporting part and second supporting part, and the both ends of first countershaft rotationally set up on first supporting part and second supporting part, and the main shaft supports presses on first countershaft, its characterized in that: the horizontal plane where the axis of the first auxiliary shaft is located is set as a first plane, and the axis of the main shaft is parallel to and below the first plane.