TWM478693U - Ceramic yarn feed wheel - Google Patents

Description

Ceramic yarn feeder

The present invention relates to a ceramic yarn feeding wheel, in particular to a plurality of curved ceramic parts whose inner cross-section is narrow and wide, and provides a yarn around the circumferential surface of the yarn feeding, and the outer width of each ceramic piece is narrow and narrow. The outer peripheral surface structure can greatly enhance the strength of the ceramic member to bear the radial stress, and the outer peripheral curved surface of the ceramic member is coupled with the upper and lower inclined joint surfaces to form the yarn entering and the yarn guiding portion, so that the yarn can be automatically guided. , so that the jacquard yarn guiding work of the ceramic yarn feeding wheel is smooth.

The general knitting yarn storage yarn storage drum comprises an upright cylindrical support body and a plurality of ceramic guide sheets. The support body is provided with a plurality of installation grooves spaced apart from each other, and the guide yarn pieces are inserted in the installation grooves to be combined into a conventional The metal rod type yarn wraps around the body; the support body comprises an upper cover and a lower cover insert sleeve and is fixed with the ceramic guide piece to form a storage bobbin.

The storage drum still has the following shortcomings when it is actually used:

1. Due to the change of the structure of the functional yarn, when the jacquard and the color-changing weaving are carried out, the functional yarn is often mixed with the traditional yarn according to the market demand, and the yarn tension is changed by the jacquard and the color-changing weaving. Frequently, when the storage drum is rotated rapidly, the yarn is easily broken by the rod-shaped rotary tangential force of the storage drum, which causes trouble.

2. The ceramic guide yarn of the storage drum is made of ceramic material, and the shape of the upper end and the lower end are different (the upper end is larger than the lower end), so that the uniformity rate of the uniformity of the yarn guide piece is high, resulting in an increase in production cost. problem.

3. In addition, the middle part of the guide piece is the part with the largest amount of yarn storage, and it is often unable to withstand radial stress during the storage of the yarn and is easily broken.

The purpose of the present invention is to solve the above-mentioned shortcomings of the conventional storage drum, and to provide a uniform arc-shaped ceramic member having a narrow inner width and an outer width, which can enhance the large radial stress strength of the ceramic member on the ceramic member. At the lower end, a yarn entering yarn and a yarn guiding yarn guiding portion are arranged, so that the yarn can be automatically slidably fed to the outer circumference of the yarn feeding roller, and the outer circumference of the ceramic member is made into a smooth curved surface without any water chest angle. When the jacquard and the color-changing weaving are carried out, the yarn guiding work of the ceramic yarn feeding wheel of the present invention can be smoothly performed.

The technical means adopted for the above purposes include an upper wheel cover, a lower wheel cover coupled to the upper wheel cover, and a plurality of ceramic pieces disposed between the upper wheel cover and the lower wheel cover; the upper wheel cover is provided a central hole and a plurality of first joint portions disposed on an outer circumference of the upper wheel cover; the lower wheel cover is provided with a shaft hole and a plurality of second joint portions disposed on an outer circumference of the lower wheel cover; and each of the ceramic members The upper and lower ends are respectively provided with an upper and lower receiving portion corresponding to the first joint portion of the upper wheel cover and the second joint portion of the lower wheel cover; thereby the center hole of the upper wheel cover and the lower wheel cover are worn The shaft holes are combined, and the first joint portion of the outer circumference of the upper wheel cover and the second joint portion of the outer circumference of the lower wheel cover are respectively combined with the upper and lower receiving portions of the upper and lower ends of each of the ceramic members to form a ceramic. Feed the yarn wheel.

The ceramic member has a cross section of one of a trapezoidal shape, a triangular shape, a sector shape, a T shape or a curved shape.

The first joint portion of the upper wheel cover is a downward convex shaft, and the second joint portion of the lower wheel cover is an upward convex shaft, and the upper and lower ends of the ceramic members are connected up and down. The parts are upper and lower joint holes.

The first joint of the upper wheel cover is a downwardly facing recess, and the second wheel cover is second The joint portion is an upwardly facing recess, and the upper and lower receiving portions of the upper and lower ends of the ceramic members are upper and lower convex portions.

The outer side of the ceramic members is a circular arc surface, so that the ceramic members together form a circumferential surface of a true circular yarn.

The upper wheel cover further includes an upper step portion and a lower step portion. The bottom surface of the upper step portion is annularly arranged with a plurality of upper joint grooves, and the first joint portion is disposed in the upper joint groove; the lower wheel cover The method further includes a first step portion, a second step portion, and a third step portion. The third step portion is disposed in the central hole of the upper wheel cover, and the first step portion corresponds to the upper engaging groove and the first step The joint portion is provided with a plurality of lower joint grooves and a second joint portion.

The upper ends of the ceramic members are respectively provided with an upper joint surface and a lower joint surface corresponding to the upper groove of the upper wheel cover and the joint groove of the lower wheel cover.

An upper bearing seat is disposed above the center hole of the upper wheel cover, and the upper bearing seat is for the upper bearing to be embedded. The lower bearing cover has a bearing seat below the shaft hole, and the lower bearing seat is for the lower bearing to be embedded.

The upper bearing and the lower bearing center are provided with a metal wheel shaft, and the lower end of the metal wheel shaft is locked and integrated with the lower wheel cover by a gasket and a screw fixing element, and the metal wheel axle can drive the upper wheel cover, the ceramic part and the lower wheel The cover rotates synchronously.

The third step portion and the second step portion of the lower wheel cover are provided with a longitudinal gap.

The ceramic yarn feeding wheel further includes a conductive ring having a hook portion and an extending portion embedded in the longitudinal gap of the lower wheel cover.

The upper and lower joint faces of the ceramic member correspond to the upper groove of the upper wheel cover and the lower groove of the lower wheel cover, and the groove is set to be narrow, wide, and curved at the bottom, trapezoidal, triangular, fan-shaped, T-shaped or curved. One of the arcs.

The upper ring of the second step of the lower wheel cover is provided with a plurality of convex members, and the bottom surface of the lower step of the upper wheel cover is provided with a plurality of concave holes corresponding to the convex members.

The outer periphery of the ceramic member is a curved surface, and each curved surface is annularly arranged to form a true circle.

Each of the curved surfaces of the ceramic members has a yarn guiding portion and a yarn guiding portion, and the twisting yarn can smoothly achieve the yarn guiding.

10‧‧‧Ceramic yarn feeding wheel

10A‧‧‧Ceramic yarn feeding wheel

10B‧‧‧Ceramic yarn feeding wheel

1‧‧‧Upper wheel cover

11‧‧‧ center hole

111‧‧‧Upper housing

12‧‧‧Upper Department

121‧‧‧Upper joint groove

122‧‧‧ first joint

122A‧‧‧ curved groove

122B‧‧‧T-shaped groove

13‧‧‧ Lower Order

131‧‧‧ recessed hole

14‧‧‧Upper bearing

15‧‧‧Metal axle

151‧‧‧shims

152‧‧‧ screw components

2‧‧‧Lower wheel cover

21‧‧‧First Order

211‧‧‧Under the joint groove

211A‧‧‧ curved groove

211B‧‧‧T-shaped groove

212‧‧‧Second junction

22‧‧‧ second-order department

221‧‧‧ convex parts

23‧‧‧ Third Order Department

231‧‧‧ vertical gap

24‧‧‧With shaft hole

241‧‧‧ bearing housing

25‧‧‧lower bearing

3‧‧‧Ceramic pieces

3A‧‧‧Ceramic pieces

3B‧‧‧Ceramic pieces

31‧‧‧ upper joint

32‧‧‧ lower joint

33‧‧‧Upper and lower joint holes

33A‧‧‧Upper and lower convex parts

33B‧‧‧Upper convex and lower convex

34‧‧‧ curved surface

341‧‧‧Inlet yarn guiding department

342‧‧‧The yarn guiding department

4‧‧‧ Conductive ring

41‧‧‧Hook

42‧‧‧Extension

1 is a perspective view of a ceramic yarn feeding wheel according to a first embodiment of the present invention; FIG. 2 is an exploded perspective view of the member of FIG. 1 (a plan view); and FIG. 3 is an exploded perspective view of the member of FIG. 1 (a bottom view); 4 is a longitudinal sectional view of Fig. 1; Fig. 5 is a longitudinal sectional perspective view of Fig. 1; Fig. 6 is a cross-sectional perspective view of a ceramic piece of annular arrangement; Fig. 7 is a sectional view of Fig. 1 Cross-sectional plan view; Fig. 8 is another perspective sectional view of the cross section of the ceramic piece arranged in an annular shape; Fig. 9 is an exploded perspective view of the ceramic yarn feeding wheel of the second embodiment; Fig. 10 is a figure 9 A longitudinal sectional view; Fig. 11 is an exploded perspective view of the ceramic yarn feeding wheel of the third embodiment of the present invention.

The detailed description of the preferred embodiments of the present invention will be apparent from the detailed description of the preferred embodiments.

Referring to Figures 1 to 7, the first embodiment of the present ceramic yarn feeding roller 10 is packaged. An upper wheel cover 1, a lower wheel cover 2 coupled to the upper wheel cover 1, and a plurality of ceramic pieces 3 disposed between the upper wheel cover 1 and the lower wheel cover 2 are included.

Referring to Figures 2 and 3, the upper wheel cover 1 is provided with a central hole 11 which includes an upper step In the portion 12 and the lower step portion 13, a plurality of upper joint grooves 121 and a plurality of first joint portions 122 are annularly arranged at equal intervals on the bottom surface of the upper step portion 12. An upper bearing housing 111 is disposed above the center hole 11 of the upper wheel cover 1, and the upper bearing housing 11 is fitted with the upper bearing 14.

The lower wheel cover 2 is provided with a first step portion 21, a second step portion 22, and a third step portion. 23 and a through hole 24, the third step portion 23 is disposed in the center hole 11 of the upper wheel cover 11, and the first step portion 21 corresponds to the upper joint groove 121 and the first joint portion 122. The groove 211 and the second joint portion 212 are joined. The third step portion 23 and the second step portion 22 of the lower wheel cover 2 are provided with a longitudinal gap 231.

A bearing housing 241 is disposed below the shaft hole 24 of the lower wheel cover 2, and the lower bearing housing 241 is provided for the lower bearing 25 to be embedded. A metal wheel shaft 15 is disposed at a center of the upper bearing 14 and the lower bearing 25. The lower end of the metal wheel shaft 15 is integrally coupled with the lower wheel cover 2 by a washer 151 and a screwing member 152. The metal wheel shaft 15 can drive the upper wheel cover. 1. The ceramic piece 3 and the lower wheel cover 2 rotate synchronously. A plurality of convex members 221 are disposed on the upper portion of the second step portion 22 of the lower wheel cover 2, and the bottom surface of the lower step portion 13 of the upper wheel cover 1 is provided with a plurality of concave holes 131 corresponding to the convex member 221.

Referring to Figures 2, 3 and 6, the ends of the ceramic member 3 correspond to the upper groove of the upper wheel cover 1 121 and the lower joint groove 211 of the lower wheel cover 2 are provided with an upper joint surface 31 and a lower joint surface 32, and the upper and lower joint surfaces 31, 32 correspond to the first joint portion 122 and the lower wheel cover 2 of the upper wheel cover 1. The two joint portions 212 are respectively provided with upper and lower receiving portions. The upper and lower receiving portions in the first embodiment are upper and lower engaging holes 33 to be coupled to the first joint portion 122 and the second joint portion 212, respectively.

The upper and lower joint faces 31, 32 of the ceramic member 3 are joined to the upper wheel cover 1 The groove 121 and the lower groove 211 of the lower wheel cover 2 are formed into a fan-shaped cross section having an inner narrow portion and an outer width. The ceramic piece 3 The outer circumference is set to a wider curved surface 34, and each curved surface 34 is annularly arranged to form a true circle, and each curved surface 34 has an incoming yarn guiding portion 341 and a yarn guiding portion 342, and the twisting yarn The yarn guide was successfully achieved.

It should be noted that the upper engagement groove 121 and the lower engagement groove 211 can be omitted as necessary. Slightly, only the first joint portion 122 and the second joint portion 212 may be used. Furthermore, the first joint portion 122 of the upper wheel cover 1 can be changed to a downwardly facing recessed portion, and the second joint portion 212 of the lower wheel cover 2 can be changed to an upwardly facing recessed portion, and the upper and lower sides of the ceramic members 3 are The upper and lower receiving portions 33 of the end can be changed to the upper and lower convex portions, which are all feasible.

The present ceramic yarn feeding wheel 10 further includes a guide having a hook portion 41 and an extension portion 42. The electric ring 4 is correspondingly embedded in the longitudinal notch 231 of the lower wheel cover 2, and the hook portion 41 abuts against the outer diameter of the metal wheel shaft 15 so as to generate static electricity generated by the ceramic yarn feeding wheel 10. Of course, if the ceramic yarn feeding roller 10 itself has a function of eliminating static electricity, the conductive ring 4 can be omitted.

Refer to Figures 4 and 5 to set up the implementation of the creative ceramic yarn feeder 10, which will first conduct electricity. The extension 42 of the ring 4 is correspondingly embedded in the longitudinal notch 231 of the lower wheel cover 2, and the conductive ring 4 is sleeved on the periphery of the second step 22 of the lower wheel cover 2, and then the second step 22 of the lower wheel cover 2 is placed. The protruding member 221 is correspondingly embedded in the recess 131 of the lower step 13 of the upper wheel cover 1. The joint surface 31 and the lower joint surface 32 of the ceramic member 3 are successively inserted into the upper groove 1 and the lower groove 2 of the upper wheel cover 2, and the first joint portion 122 of the upper wheel cover 1 and The second joint portion 212 of the lower wheel cover 2 is fitted into the joint hole 33 of each ceramic member 3.

Finally, the upper bearing 14 and the lower bearing 25 are respectively fixed to the upper wheel cover 1 and the lower wheel cover 2 At the center, the metal bearing shaft 15 is disposed at the center of the upper bearing 14 and the lower bearing 25. The lower end of the metal wheel shaft 15 is locked and integrated with the lower wheel cover 2 by a washer 151 and a screwing member 152. The metal wheel shaft 15 can be driven. The wheel cover 1, the ceramic member 3 and the lower wheel cover 2 rotate synchronously.

The ceramic piece 3, the upper wheel cover 1 or the lower wheel cover 2 of the present ceramic yarn feeding wheel 10 has a guide Electrically, the upper wheel cover 1 or the lower wheel cover 2 is made of a conductive metal or a conductive rubber or a plastic material. When the metal wheel shaft 15 of the present ceramic yarn feeding wheel 10 drives the upper wheel cover 1, the ceramic member 3 and the lower wheel cover 2 to rotate synchronously, the outer diameter of the metal wheel shaft 15 is engaged with the hook portion 41 of the conductive ring 4 to achieve static electricity. Grounding purpose.

Referring to Figure 5, the ceramic piece 3 of the ceramic yarn feeding wheel 10 is not only manufactured. It is easy to manufacture and the manufacturing precision is easy to control. Each of the ceramic members 3 can be set to have a narrow inner or outer wide sector or a trapezoidal curved bottom as shown in Figs. 7 and 8, which can enhance the strength of the ceramic member 3 to withstand radial stress.

The outer circumference of each ceramic piece 3 of the present ceramic yarn feeding wheel 10 is set to a curved surface 34, when more The plurality of ceramic members 3 are assembled in an annular arrangement between the lower wheel cover 2 and the upper wheel cover 1, and each curved surface 34 can form a true circle (see Figures 7 and 8), which is composed of a plurality of curved surfaces 34. The true round wheel surface makes the wheel surface of the creative yarn feeding wheel smooth and smooth, and no dynamic angle tangential force is generated. Therefore, the ceramic yarn feeding wheel 10 is extremely smooth and has no yarn breakage when performing jacquard or discoloration. As can be seen from the outer peripheral curved surface 34 of each of the ceramic members 3 of Figs. 7 and 8, the outer peripheral curved surface 34 of the ceramic member 3 of Fig. 8 is slightly smaller than the seventh embodiment in the specific embodiment. The curved outer peripheral curved surface structure, in particular, the ceramic member 3 of Fig. 7 has a section closer to a triangular or curved bottom trapezoid, and the ceramic piece 3 of Fig. 8 has a section closer to a fan shape, and the two are The curved outer peripheral curved surface structure is almost the same as the shape. In the yarn feeding process of the special yarn, the ceramic piece 3 of Fig. 8 is slightly better than the seventh figure, and the rest is not different.

Referring to Figures 9 and 10, a second embodiment of the present invention is provided. In this embodiment, the ceramic is sent. The main components of the yarn reel 10A are the same as those of the first embodiment, and the same reference numerals are used and the description thereof is omitted, except that the upper wheel cover 1 and the lower wheel cover 2 are respectively provided with arcuate grooves 122A, 211A, which are respectively provided. The arcuate recesses 122A, 211A of the upper wheel cover 1 and the lower wheel cover 2 are provided with upper and lower receiving portions of a curved arc shape, and the upper and lower receiving portions of the second embodiment are upper, The lower convex portion 33A is such that the upper and lower convex portions 33A are respectively fitted into the arcuate grooves 122A, 211A of the upper wheel cover 1 and the lower wheel cover 2.

Referring to Figure 11, the third embodiment of the present invention is shown. Ceramic yarn feeding wheel in this embodiment The main components of 10B are the same as those of the second embodiment, and the same reference numerals are used and the description thereof is omitted, except that the upper wheel cover 1 and the lower wheel cover 2 are respectively provided with T-shaped grooves 122B, 211B, which are respectively provided. The T-shaped recesses 122B and 211B corresponding to the upper wheel cover 1 and the lower wheel cover 2 are provided with T-shaped upper and lower convex portions 33B, so that the upper and lower convex portions 33B are respectively fitted into the upper wheel cover 1 and the lower wheel cover. 2 T-shaped grooves 122B, 211B.

Through the description of the above embodiments, it can be seen that the present case does have the following enhancements:

1. Component simplification: The components of the ceramic yarn feeding wheel are simplified, and the manufacturing process of each ceramic piece is extremely labor-saving. The ceramic piece is set as a narrow or outer wide fan-shaped or curved bottom trapezoid or triangular or T-shaped. Or circular arc shape, with good resistance to side stress, the ceramic member can withstand the radial stress during yarn feeding without additional support members.

2. The ceramic parts are not broken: the ceramic parts which are set to the inner narrow and the outer wide curved surface are not broken, and can be eliminated when the yarn is wrapped around the original yarn feeding wheel for jacquard, discoloration and storage. The fracture of the ceramic part affects the problem of the yarn feeding operation.

3. It has the functions of smooth yarn insertion and yarn discharge: each is a curved curved ceramic piece with inner narrow and outer width, and a yarn is arranged at the joint of the curved curved surface and the upper and lower joint faces at the outer circumference. The yarn entering and the yarn guiding portion, the yarn feeding and the yarn guiding portion make the yarn guiding operation smooth, and the jacquard, the discoloration and the yarn storage function are completely flawless, thereby achieving the function of smooth yarn feeding.

4. The best jacquard and irregular yarn feeding wheel: the outer circumference of each curved ceramic piece is a true circular curved surface, which makes the circumference of the yarn feeding wheel smooth, without any water angle and the possibility of breaking the yarn. It is the best jacquard, Innovations in discoloration and irregular yarn feed wheels (completed without aprons, without the need to replace the aprons).

5. There is no breakage of the yarn: the central portion of the outer curved surface of each ceramic piece can be made into a slightly curved outer circumference with a slightly smaller curved surface than the two sides in the specific embodiment, and the curved surface of the yarn is curved. Yarn feeding The operation is extremely smooth and smooth, and there is no break.

6. It has the function of eliminating static electricity: a conductive layer is sandwiched between the upper wheel cover and the lower wheel cover The ring, through the hook portion of the conductive ring and the metal wheel shaft, the static electricity that may occur in the ceramic yarn feeding wheel of the present invention is used to eliminate static electricity. When the upper wheel cover or the lower wheel cover is made of a conductive material, or is made of a conductive metal or a conductive rubber or a plastic material, the function of eliminating static electricity can also be achieved.

In summary, the ceramic ceramic yarn feeding wheel is arranged in a ring-shaped ceramic piece to provide yarn winding, and each inner narrow and outer width outer peripheral curved ceramic piece can increase the tensile mechanical stress bearing strength, each ceramic piece The outer curved surface allows the yarn on the periphery of the ceramic to be automatically and sequentially transferred to the yarn, so that the yarn guiding operation of the ceramic yarn feeding wheel is smooth.

However, the above descriptions are only preferred embodiments of the present invention, and the scope of the present invention cannot be limited by this, that is, the simple equivalent changes and modifications made by the applicant according to the scope of the patent application and the content of the creation description, All are still covered by this creation patent.

111‧‧‧Upper housing

12‧‧‧Upper Department

121‧‧‧Upper joint groove

14‧‧‧Upper bearing

15‧‧‧Metal axle

21‧‧‧First Order

3‧‧‧Ceramic pieces

32‧‧‧ lower joint

34‧‧‧ curved surface

4‧‧‧ Conductive ring

Claims (15)

A ceramic yarn feeding wheel comprising an upper wheel cover (1), a lower wheel cover (2) coupled to the upper wheel cover (1), and a plurality of arrays disposed on the upper wheel cover (1) and the lower wheel cover (2) a ceramic member (3); the upper wheel cover (1) is provided with a central hole (11) and a plurality of first joint portions (122) disposed on an outer circumference of the upper wheel cover (1); the lower wheel cover 2 is provided with a a shaft hole (24) and a plurality of second joint portions (212) disposed on an outer circumference of the lower wheel cover (2); an upper and a lower receiving portion of each of the upper and lower ends of each of the ceramic members (3) (33) corresponding to the first joint portion (122) of the upper wheel cover (1) and the second joint portion (212) of the lower wheel cover (2); thereby the center hole (11) of the upper wheel cover (1) ) is coupled with the shaft hole (24) of the lower wheel cover (2), and the outer joint (122) outer peripheral first joint portion (122) and the lower wheel cover (2) outer peripheral second joint portion (212) The ceramic yarn feeding wheel (10) is also combined with the upper and lower receiving portions of the upper and lower ends of each of the ceramic members (3). The ceramic yarn feeding wheel according to claim 1, wherein the ceramic member (3) has a curved cross section of a trapezoidal shape, a triangular shape, a sector shape, a T shape or a curved shape. The ceramic yarn feeding wheel according to claim 1, wherein the first joint portion (122) of the upper wheel cover (1) is a downward convex shaft, and the second joint of the lower wheel cover (2) The portion (212) is an upwardly convex shaft, and the upper and lower receiving portions of the upper and lower ends of the ceramic member (3) are upper and lower engaging holes (33). The ceramic yarn feeding wheel according to claim 1, wherein the first joint portion (122) of the upper wheel cover (1) is a downwardly facing recess, and the second joint of the lower wheel cover (2) (212) is an upwardly facing recess, and the upper and lower receiving portions of the upper and lower ends of the ceramic member (3) are upper and lower convex portions (33A). The ceramic yarn feeding wheel according to claim 1 or 2, wherein the outer side of the ceramic members (3) is a circular arc surface, so that the ceramic members collectively form a circumferential surface of a true circular yarn. The ceramic yarn feeding wheel according to claim 1, wherein the upper wheel cover (1) further comprises an upper step portion (12) and a lower step portion (13), the upper step portion (12) bottom surface, etc. a plurality of upper engaging grooves (121) are arranged in a ring shape, and the first joint portion (122) is disposed in the upper joint groove (121); the lower wheel cover (2) further includes a first step portion (21), a second step portion (22), a third step portion (23), the third step portion (23) is disposed in the central hole (11) of the upper wheel cover (1), the first step portion ( 21) A plurality of lower joint grooves (211) and a second joint portion (212) are provided for each of the upper joint groove (121) and the first joint portion (122). The ceramic yarn feeding wheel according to claim 1, wherein the two ends of the ceramic members (3) are engaged with the lower wheel cover (1) and the lower wheel cover (2). Each of the slots (211) is provided with an upper joint surface (31) and a lower joint surface (32). The ceramic yarn feeding wheel according to claim 1, wherein an upper bearing seat (111) is disposed above the center hole (11) of the upper wheel cover (1), and the upper bearing seat (11) is provided with an upper bearing. (14) Inserting, a bearing seat (241) is disposed under the shaft hole (24) of the lower wheel cover (2), and the lower bearing seat (241) is fitted to the lower bearing (25). The ceramic yarn feeding wheel according to claim 8, wherein a center of the upper bearing (14) and the lower bearing (25) is provided with a metal wheel shaft (15), and a lower end of the metal wheel shaft (15) is provided with a gasket. (151) and the screw fixing member (152) is integrally fixed with the lower wheel cover (2), and the metal wheel shaft (15) can drive the upper wheel cover (1), the ceramic member (3) and the lower wheel cover (2) to synchronize Rotate. The ceramic yarn feeding wheel according to claim 6, wherein the third step portion (23) and the second step portion (22) of the lower wheel cover (2) are provided with a longitudinal gap (231). The ceramic yarn feeding wheel according to claim 6, further comprising a conductive ring (4) having a hook portion (41) and an extension portion (42), the extension portion (42) ) embedded in the longitudinal gap (231) of the lower wheel cover (2). The ceramic yarn feeding wheel according to claim 1, wherein the upper and lower joint faces (31, 32) of the ceramic member (3) correspond to the upper groove (1) above the joint groove (121). And the lower groove (211) under the lower wheel cover (2) is one of an arcuate bottom trapezoid, a triangle, a sector, a T or a curved arc with an inner narrow, an outer width. The ceramic yarn feeding wheel according to claim 6, wherein a plurality of convex members (221) are arranged on the upper ring of the second step portion (22) of the lower wheel cover (2), and the upper wheel cover (1) The bottom surface of the lower step portion (132) is provided with a plurality of concave holes (131) corresponding to the convex member (221). The ceramic yarn feeding wheel according to claim 1 or 2, wherein the outer periphery of the ceramic member (3) is a curved surface (34), and each curved surface (34) is annularly arranged to form a true circle. . The ceramic yarn feeding wheel according to claim 1 or 2, wherein each of the curved surfaces (34) of the ceramic member (3) has an yarn guiding portion (341) and a yarn guiding yarn. At the part (342), the twisting yarn can smoothly reach the yarn guide.