Yarn guide device for spandex coated yarn production

Abstract

The utility model relates to a yarn guide device for spandex coated yarn production, which belongs to the technical field of yarn guide devices and comprises a support plate and a first fixing shaft, and second fixing shafts are arranged on the left side and the right side of the front side of the support plate. According to the yarn guide device for spandex coated yarn production, when two guide wheel bodies and an adjusting wheel body are detached for maintenance or replacement, three first handles can be rotated, and three first threaded rods are moved out of second fixing shafts and first fixing shafts on the left side and the right side; at the moment, the three fixing cylinders can be pulled out from the front faces of the two second fixing shafts and the first fixing shaft, the guide wheel body and the adjusting wheel body can be maintained or replaced, the guide wheel body and the adjusting wheel body are rotationally connected to the outer sides of the fixing cylinders through bearings, and the integrated design is achieved. The rotating stability of the guide wheel body and the adjusting wheel body can be improved, and the situation that the interior of the guide wheel body and the interior of the adjusting wheel body are abraded when rotating is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of yarn guide devices, in particular to a yarn guide device for spandex coated yarn production. Background Art

[0002] Spandex covered yarn is a yarn body with spandex filament as the core. The filament of spandex covered yarn covers the stretched spandex filament in a spiral manner, and then the stretch yarn is produced. A yarn guiding device is used in the production process of spandex covered yarn to guide the spandex covered yarn.

[0003] For example, Chinese patent CN219430210U discloses a yarn guiding device for spandex coated yarn production, including a support plate, on which a plurality of fixed shafts are arranged, the fixed shafts are rotatably interlaced and connected with two guide wheels and an adjusting wheel, and a fixing mechanism is arranged on the plurality of fixed shafts, the fixing mechanism includes a limit ring, a connecting tube, two limit columns, two sliding plates, two fixing frames, two springs and two connecting rods, the limit column is slidably arranged on the connecting tube, and the connecting rod is slidably arranged on the fixed shaft, and the utility model utilizes the mutual cooperation of the limit ring, the connecting tube, the limit column, the sliding plate, the fixing frame and the connecting rod, the limit ring and the connecting tube limit the position of the guide wheel or the adjusting wheel, the limit column limits the position of the connecting tube, and the connecting rod pulls the limit column to separate from the connecting tube, which is beneficial to the installation and disassembly of the guide wheel and the adjusting wheel, and facilitates the independent disassembly of the guide wheel and the adjusting wheel, and facilitates maintenance or replacement.

[0004] Although the above patent is conducive to the installation and disassembly of the guide wheel and the adjusting wheel, and is convenient for independent disassembly of the guide wheel and the adjusting wheel, and is convenient for maintenance or replacement, the guide wheel and the adjusting wheel in the patent are both rotatably connected to the outside of the fixed shaft, and there is a certain friction when the guide wheel and the adjusting wheel rotate on the outside of the fixed shaft. The guide wheel and the adjusting wheel are prone to wear inside after long-term rotation, which will reduce the service life of the guide wheel and the adjusting wheel. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a yarn guiding device for the production of spandex coated yarn, which has the advantages of improving the rotation stability of the guide wheel and the adjusting wheel, and improving the service life. It solves the problem that the guide wheel and the adjusting wheel are both rotatably interlaced and connected to the outside of the fixed shaft, and there is a certain friction when the guide wheel and the adjusting wheel rotate on the outside of the fixed shaft. The guide wheel and the adjusting wheel are prone to wear inside after long-term rotation, which will reduce the service life of the guide wheel and the adjusting wheel.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a yarn guide device for spandex coated yarn production, comprising a support plate and a first fixed shaft, second fixed shafts are arranged on the left and right sides of the front of the support plate, connecting mechanisms are arranged on the outer sides of the first fixed shaft and the two second fixed shafts, and an adjustment mechanism is arranged on the front of the support plate;

[0007] The connecting mechanism includes a fixing ring fixed on the outside of the first fixed shaft and the two second fixed shafts, the outside of the first fixed shaft and the two second fixed shafts are slidably connected with a fixing cylinder, the upper and lower sides of the back of the fixing cylinder are fixed with an insertion rod, the upper and lower sides of the front of the fixing ring are provided with slots, the insertion rod is slidably inserted into the inside of the slots, the back of the fixing cylinder is fitted with the front of the fixing ring, the outer sides of the left and right fixing cylinders are rotatably connected with a guide wheel body through bearings, and the outer side of the middle fixing cylinder is rotatably connected with an adjusting wheel body through a bearing.

[0008] Furthermore, the connecting mechanism also includes a positioning cylinder slidably connected to the outside of the first fixed shaft and the two second fixed shafts, a non-slip rubber ring is fixed to the back of the positioning cylinder, the back of the non-slip rubber ring is fitted with the front of the fixing cylinder, a first threaded hole is opened on the upper surface of the positioning cylinder, and a second threaded hole is opened on the upper surface of the first fixed shaft and the two second fixed shafts, the internal threads of the first threaded hole and the second threaded hole are connected with a first threaded rod, and a first handle is fixed to the top of the first threaded rod.

[0009] Furthermore, the second fixed axes on the left and right sides are symmetrically distributed on the left and right sides of the longitudinal center axis of the support plate.

[0010] Furthermore, the adjustment mechanism includes a rectangular adjustment frame fixed to the front side of the support plate by bolts, the interior of the rectangular adjustment frame is rotatably connected to a second threaded rod through a bearing, the outer side of the second threaded rod is threadedly connected to a rectangular block, the rectangular block is slidably connected to the interior of the rectangular adjustment frame, and the top end of the second threaded rod passes through the rectangular adjustment frame and extends to the upper side.

[0011] Furthermore, a second handle is provided at the top end of the second threaded rod, a moving opening is provided at the front of the rectangular adjustment frame, a connecting piece is provided at the front of the rectangular block, and the connecting piece is fixedly provided on the back of the first fixed shaft.

[0012] Furthermore, the rectangular block moves linearly up and down inside the rectangular adjustment frame.

[0013] Furthermore, the second threaded rod is located on the longitudinal center axis of the rectangular adjustment frame.

[0014] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0015] 1. The yarn guide device for producing the spandex coated yarn can dismantle two guide wheel bodies and one adjusting wheel body for maintenance or replacement by rotating the three first handles, and moving the three first threaded rods out of the second fixed shafts on the left and right sides and the first fixed shaft. At this time, the three fixed cylinders can be pulled out from the front of the two second fixed shafts and one first fixed shaft, and the guide wheel body and the adjusting wheel body can be maintained or replaced. The guide wheel body and the adjusting wheel body are rotatably connected to the outside of the fixed cylinder through bearings, and are an integrated design, which can improve the rotation stability of the guide wheel body and the adjusting wheel body, and avoid internal wear when the guide wheel body and the adjusting wheel body are rotated.

[0016] 2. The yarn guide device for producing the spandex coated yarn can drive the second threaded rod to rotate inside the rectangular adjustment frame by rotating the second handle, and can move the adjusting wheel body up and down, thereby adjusting the tension of the yarn guide. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the connection structure between the second fixed shaft and the support plate of the utility model;

[0019] Figure 3 This is a schematic diagram of the connection mechanism of the utility model;

[0020] Figure 4 It is a three-dimensional structural schematic diagram of the positioning cylinder of the utility model;

[0021] Figure 5 It is a schematic diagram of the adjustment mechanism of the utility model.

[0022] In the figure: 1 support plate, 2 first fixed axis, 3 second fixed axis, 4 connecting mechanism, 401 fixing ring, 402 fixing cylinder, 403 plug rod, 404 slot, 405 guide wheel body, 406 positioning cylinder, 407 anti-slip rubber ring, 408 first threaded hole, 409 second threaded hole, 410 first threaded rod, 411 first handle, 5 adjusting mechanism, 501 rectangular adjusting frame, 502 second threaded rod, 503 rectangular block, 504 second handle, 505 moving port, 506 connecting piece. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 2 In this embodiment, a yarn guiding device for producing spandex coated yarn includes a support plate 1 and a first fixed shaft 2. Second fixed shafts 3 are arranged on the left and right sides of the front of the support plate 1. A connecting mechanism 4 is arranged on the outer side of the first fixed shaft 2 and the two second fixed shafts 3. The connecting mechanism 4 improves the stability of the rotation of the guide wheel body 405 and the adjusting wheel, and improves the service life. An adjusting mechanism 5 is arranged on the front of the support plate 1, and the adjusting mechanism 5 can adjust the tension of the guide yarn.

[0025] In this embodiment, the left and right second fixed shafts 3 are symmetrically distributed on the left and right sides of the longitudinal center axis of the support plate 1 .

[0026] See also Figures 3 to 4 In order to improve the stability of the rotation of the guide wheel body 405 and the adjusting wheel and improve the service life, in this embodiment, the connecting mechanism 4 includes a fixing ring 401 fixed on the outside of the first fixed shaft 2 and the two second fixed shafts 3, and the outsides of the first fixed shaft 2 and the two second fixed shafts 3 are slidably connected with a fixing cylinder 402, and the upper and lower sides of the back of the fixing cylinder 402 are fixed with an insertion rod 403.

[0027] In this embodiment, slots 404 are provided on the upper and lower sides of the front side of the fixing ring 401, the insertion rod 403 is slidably inserted into the inside of the slot 404, the back side of the fixing cylinder 402 is in contact with the front side of the fixing ring 401, the outer sides of the left and right fixing cylinders 402 are rotatably connected to the guide wheel body 405 through bearings, and the outer side of the middle fixing cylinder 402 is rotatably connected to the adjusting wheel body through bearings.

[0028] In this embodiment, the connecting mechanism 4 also includes a positioning cylinder 406 that is slidably connected to the outside of the first fixed axis 2 and the two second fixed axes 3. A non-slip rubber ring 407 is fixed to the back of the positioning cylinder 406. The back of the non-slip rubber ring 407 fits with the front of the fixed cylinder 402. A first threaded hole 408 is provided on the upper surface of the positioning cylinder 406. A second threaded hole 409 is provided on the upper surfaces of the first fixed axis 2 and the two second fixed axes 3. The internal threads of the first threaded hole 408 and the second threaded hole 409 are connected with a first threaded rod 410, and a first handle 411 is fixed to the top of the first threaded rod 410.

[0029] In this embodiment, when the two guide wheel bodies 405 and one adjusting wheel body are disassembled for maintenance or replacement, the three first handles 411 can be rotated to drive the three first threaded rods 410 to rotate, and the three first threaded rods 410 are moved out of the left and right second fixed shafts 3 and the first fixed shaft 2. At this time, the three fixed cylinders 402 can be pulled out from the front of the two second fixed shafts 3 and one first fixed shaft 2, and then maintenance or replacement can be carried out.

[0030] It should be noted that the guide wheel body 405 and the adjusting wheel body are both rotatably connected to the outside of the fixed cylinder 402 through bearings, and are an integrated design. This can improve the stability of the rotation of the guide wheel body 405 and the adjusting wheel body, avoid internal wear of the guide wheel body 405 and the adjusting wheel body when they rotate, and at the same time improve the smoothness of the rotation of the guide wheel body 405 and the adjusting wheel body.

[0031] See also Figure 5 In order to adjust the tension of the guide yarn, in this embodiment, the adjusting mechanism 5 includes a rectangular adjusting frame 501 fixed to the front side of the supporting plate 1 by bolts, and the interior of the rectangular adjusting frame 501 is rotatably connected to a second threaded rod 502 through a bearing, and the outer side of the second threaded rod 502 is threadedly connected to a rectangular block 503, and the rectangular block 503 is slidably connected to the interior of the rectangular adjusting frame 501, and the top end of the second threaded rod 502 penetrates the rectangular adjusting frame 501 and extends to the upper side, and the second threaded rod 502 is driven to rotate inside the rectangular adjusting frame 501 by rotating the second handle 504, and then the rectangular block 503 moves up and down inside the rectangular adjusting frame 501.

[0032] In this embodiment, a second handle 504 is provided at the top of the second threaded rod 502, a moving opening 505 is opened on the front of the rectangular adjustment frame 501, a connecting piece 506 is provided on the front of the rectangular block 503, and the connecting piece 506 is fixedly set on the back of the first fixed axis 2. The rectangular block 503 moves linearly up and down inside the rectangular adjustment frame 501, and the second threaded rod 502 is located on the longitudinal center axis of the rectangular adjustment frame 501.

[0033] It should be noted that the first fixed shaft 2 drives the adjusting wheel body to move up and down, thereby adjusting the tension of the yarn guide.

[0034] The working principle of the above embodiment is:

[0035] (1) When the two guide wheel bodies 405 and one adjusting wheel body are disassembled for maintenance or replacement, the three first handles 411 can be rotated to drive the three first threaded rods 410 to rotate, and the three first threaded rods 410 can be moved out of the inside of the left and right second fixed shafts 3 and the first fixed shaft 2. At this time, the three fixing cylinders 402 can be pulled out from the front of the two second fixed shafts 3 and the one first fixed shaft 2, and then maintenance or replacement can be carried out. The guide wheel body 405 and the adjusting wheel body are rotatably connected to the outside of the fixing cylinder 402 through bearings, which is an integrated design, which can improve the stability of the rotation of the guide wheel body 405 and the adjusting wheel body, and avoid internal wear of the guide wheel body 405 and the adjusting wheel body when they rotate.

[0036] (2) The second handle 504 is rotated to drive the second threaded rod 502 to rotate inside the rectangular adjustment frame 501, and then the rectangular block 503 moves up and down inside the rectangular adjustment frame 501, and the adjusting wheel body is driven to move up and down through the first fixed shaft 2, thereby adjusting the tension of the guide yarn.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0038] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention.

Claims

1. A yarn guide device for producing spandex coated yarn, comprising a support plate (1) and a first fixed shaft (2), characterized in that: The left and right sides of the front face of the support plate (1) are both provided with second fixed shafts (3); the outer sides of the first fixed shaft (2) and the two second fixed shafts (3) are provided with connecting mechanisms (4); and the front face of the support plate (1) is provided with an adjusting mechanism (5); The connection mechanism (4) comprises a fixing ring (401) fixed on the outside of the first fixing shaft (2) and the two second fixing shafts (3); the outside of the first fixing shaft (2) and the two second fixing shafts (3) are slidably connected with a fixing cylinder (402); the upper and lower sides of the back of the fixing cylinder (402) are fixed with an insertion rod (403); the upper and lower sides of the front of the fixing ring (401) are provided with a slot (404); the insertion rod (403) is slidably inserted into the inside of the slot (404); the back of the fixing cylinder (402) is fitted with the front of the fixing ring (401); the outer sides of the left and right fixing cylinders (402) are rotatably connected with a guide wheel body (405) through bearings; the outer side of the middle fixing cylinder (402) is rotatably connected with an adjusting wheel body through a bearing.

2. A yarn guide device for producing spandex coated yarn according to claim 1, characterized in that: The connecting mechanism (4) also includes a positioning cylinder (406) slidably connected to the outer sides of the first fixed shaft (2) and the two second fixed shafts (3); a non-slip rubber ring (407) is fixed to the back side of the positioning cylinder (406); the back side of the non-slip rubber ring (407) is in contact with the front side of the fixing cylinder (402); a first threaded hole (408) is provided on the upper surface of the positioning cylinder (406); a second threaded hole (409) is provided on the upper surfaces of the first fixed shaft (2) and the two second fixed shafts (3); a first threaded rod (410) is connected to the inner threads of the first threaded hole (408) and the second threaded hole (409); a first handle (411) is fixed to the top end of the first threaded rod (410).

3. The yarn guide device for producing spandex coated yarn according to claim 1, characterized in that: The second fixed shafts (3) on the left and right sides are symmetrically distributed on the left and right sides of the longitudinal center axis of the support plate (1).

4. The yarn guide device for producing spandex coated yarn according to claim 1, characterized in that: The adjusting mechanism (5) comprises a rectangular adjusting frame (501) fixed to the front side of the supporting plate (1) by means of bolts, the interior of the rectangular adjusting frame (501) being rotatably connected to a second threaded rod (502) via a bearing, the outer side of the second threaded rod (502) being threadedly connected to a rectangular block (503), the rectangular block (503) being slidably connected to the interior of the rectangular adjusting frame (501), and the top end of the second threaded rod (502) passing through the rectangular adjusting frame (501) and extending to the upper side.

5. The yarn guide device for producing spandex coated yarn according to claim 4, characterized in that: A second handle (504) is provided at the top end of the second threaded rod (502), a moving opening (505) is provided on the front of the rectangular adjustment frame (501), a connecting piece (506) is provided on the front of the rectangular block (503), and the connecting piece (506) is fixedly arranged on the back of the first fixed shaft (2).

6. The yarn guide device for producing spandex coated yarn according to claim 4, characterized in that: The rectangular block (503) moves linearly up and down inside the rectangular adjustment frame (501).

7. The yarn guide device for producing spandex coated yarn according to claim 4, characterized in that: The second threaded rod (502) is located on the longitudinal center axis of the rectangular adjustment frame (501).

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